/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

;(function() {
    'use strict';

    var registeredFunctions = {};
    var Type = {
        SEND_MESSAGE: 1,
        INIT_SESSION: 2,
    };
    window.textsecure = window.textsecure || {};
    window.textsecure.replay = {
        Type: Type,
        registerFunction: function(func, functionCode) {
            registeredFunctions[functionCode] = func;
        }
    };

    function ReplayableError(options) {
        options = options || {};
        this.name         = options.name || 'ReplayableError';
        this.functionCode = options.functionCode;
        this.args         = options.args;
    }
    ReplayableError.prototype = new Error();
    ReplayableError.prototype.constructor = ReplayableError;

    ReplayableError.prototype.replay = function() {
        var args = Array.prototype.slice.call(arguments);
        args.shift();
        args = this.args.concat(args);

        registeredFunctions[this.functionCode].apply(window, args);
    };

    function IncomingIdentityKeyError(number, message) {
        ReplayableError.call(this, {
            functionCode : Type.INIT_SESSION,
            args         : [number, message]
        });
        this.name = 'IncomingIdentityKeyError';
        this.message = "The identity of the sender has changed. This may be malicious, or the sender may have simply reinstalled TextSecure.";
    }
    IncomingIdentityKeyError.prototype = new ReplayableError();
    IncomingIdentityKeyError.prototype.constructor = IncomingIdentityKeyError;

    function OutgoingIdentityKeyError(number, message) {
        ReplayableError.call(this, {
            functionCode : Type.SEND_MESSAGE,
            args         : [number, message]
        });
        this.name = 'OutgoingIdentityKeyError';
        this.message = "The identity of the destination has changed. This may be malicious, or the destination may have simply reinstalled TextSecure.";
    }
    OutgoingIdentityKeyError.prototype = new ReplayableError();
    OutgoingIdentityKeyError.prototype.constructor = OutgoingIdentityKeyError;

    window.textsecure.IncomingIdentityKeyError = IncomingIdentityKeyError;
    window.textsecure.OutgoingIdentityKeyError = OutgoingIdentityKeyError;
    window.textsecure.ReplayableError = ReplayableError;

})();

//TODO: Remove almost everything here...

'use strict';

;(function() {
    window.axolotl = window.axolotl || {};
    window.axolotl.api = {
        getMyRegistrationId: function() {
            return textsecure.storage.getUnencrypted("registrationId");
        },
        storage: {
            put: function(key, value) {
                return textsecure.storage.putEncrypted(key, value);
            },
            get: function(key, defaultValue) {
                return textsecure.storage.getEncrypted(key, defaultValue);
            },
            remove: function(key) {
                return textsecure.storage.removeEncrypted(key);
            },

            identityKeys: {
                get: function(identifier) {
                    return textsecure.storage.devices.getIdentityKeyForNumber(textsecure.utils.unencodeNumber(identifier)[0]);
                },
                put: function(identifier, identityKey) {
                    return textsecure.storage.devices.checkSaveIdentityKeyForNumber(textsecure.utils.unencodeNumber(identifier)[0], identityKey);
                },
            },

            sessions: {
                get: function(identifier) {
                    var device = textsecure.storage.devices.getDeviceObject(identifier, true);
                    if (device === undefined || device.sessions === undefined)
                        return undefined;
                    return device.sessions;
                },
                put: function(identifier, record) {
                    var device = textsecure.storage.devices.getDeviceObject(identifier);
                    if (device === undefined) {
                        device = { encodedNumber: identifier,
                                   //TODO: Remove this duplication
                                   identityKey: record.identityKey
                                 };
                    }
                    if (getString(device.identityKey) !== getString(record.identityKey))
                        throw new Error("Tried to put session for device with changed identity key");
                    device.sessions = record;
                    return textsecure.storage.devices.saveDeviceObject(device);
                }
            }
        },
        updateKeys: function(keys) {
            return textsecure.api.registerKeys(keys).catch(function(e) {
                //TODO: Notify the user somehow?
                console.error(e);
            });
        },
    };

    var decodeMessageContents = function(res) {
        var finalMessage = textsecure.protobuf.PushMessageContent.decode(res[0]);

        if ((finalMessage.flags & textsecure.protobuf.PushMessageContent.Flags.END_SESSION)
                == textsecure.protobuf.PushMessageContent.Flags.END_SESSION &&
				finalMessage.sync !== null)
            res[1]();

        return finalMessage;
    }

    window.textsecure = window.textsecure || {};
    window.textsecure.protocol_wrapper = {
        handleIncomingPushMessageProto: function(proto) {
            switch(proto.type) {
            case textsecure.protobuf.IncomingPushMessageSignal.Type.PLAINTEXT:
                return Promise.resolve(textsecure.protobuf.PushMessageContent.decode(proto.message));
            case textsecure.protobuf.IncomingPushMessageSignal.Type.CIPHERTEXT:
                var from = proto.source + "." + (proto.sourceDevice == null ? 0 : proto.sourceDevice);
                return axolotl.protocol.decryptWhisperMessage(from, getString(proto.message)).then(decodeMessageContents);
            case textsecure.protobuf.IncomingPushMessageSignal.Type.PREKEY_BUNDLE:
                if (proto.message.readUint8() != ((3 << 4) | 3))
                    throw new Error("Bad version byte");
                var from = proto.source + "." + (proto.sourceDevice == null ? 0 : proto.sourceDevice);
                return axolotl.protocol.handlePreKeyWhisperMessage(from, getString(proto.message)).then(decodeMessageContents);
            case textsecure.protobuf.IncomingPushMessageSignal.Type.RECEIPT:
                return Promise.resolve(null);
            default:
                return new Promise(function(resolve, reject) { reject(new Error("Unknown message type")); });
            }
        }
    };

    var wipeIdentityAndTryMessageAgain = function(from, encodedMessage, message_id) {
        // Wipe identity key!
        //TODO: Encapsuate with the rest of textsecure.storage.devices
        textsecure.storage.removeEncrypted("devices" + from.split('.')[0]);
        //TODO: Probably breaks with a devicecontrol message
        return axolotl.protocol.handlePreKeyWhisperMessage(from, encodedMessage).then(decodeMessageContents).then(
            function(pushMessageContent) {
                extension.trigger('message:decrypted', {
                    message_id : message_id,
                    data       : pushMessageContent
                });
            }
        );
    }
    textsecure.replay.registerFunction(wipeIdentityAndTryMessageAgain, textsecure.replay.Type.INIT_SESSION);
})();

;(function(){
// Note: For maximum-speed code, see "Optimizing Code" on the Emscripten wiki, https://github.com/kripken/emscripten/wiki/Optimizing-Code
// Note: Some Emscripten settings may limit the speed of the generated code.
try {
  this['Module'] = Module;
  Module.test;
} catch(e) {
  this['Module'] = Module = {};
}
// The environment setup code below is customized to use Module.
// *** Environment setup code ***
var ENVIRONMENT_IS_NODE = typeof process === 'object' && typeof require === 'function';
var ENVIRONMENT_IS_WEB = typeof window === 'object';
var ENVIRONMENT_IS_WORKER = typeof importScripts === 'function';
var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;
if (typeof module === "object") {
  module.exports = Module;
}
if (ENVIRONMENT_IS_NODE) {
  // Expose functionality in the same simple way that the shells work
  // Note that we pollute the global namespace here, otherwise we break in node
  Module['print'] = function(x) {
    process['stdout'].write(x + '\n');
  };
  Module['printErr'] = function(x) {
    process['stderr'].write(x + '\n');
  };
  var nodeFS = require('fs');
  var nodePath = require('path');
  Module['read'] = function(filename, binary) {
    filename = nodePath['normalize'](filename);
    var ret = nodeFS['readFileSync'](filename);
    // The path is absolute if the normalized version is the same as the resolved.
    if (!ret && filename != nodePath['resolve'](filename)) {
      filename = path.join(__dirname, '..', 'src', filename);
      ret = nodeFS['readFileSync'](filename);
    }
    if (ret && !binary) ret = ret.toString();
    return ret;
  };
  Module['readBinary'] = function(filename) { return Module['read'](filename, true) };
  Module['load'] = function(f) {
    globalEval(read(f));
  };
  if (!Module['arguments']) {
    Module['arguments'] = process['argv'].slice(2);
  }
}
if (ENVIRONMENT_IS_SHELL) {
  Module['print'] = print;
  if (typeof printErr != 'undefined') Module['printErr'] = printErr; // not present in v8 or older sm
  Module['read'] = read;
  Module['readBinary'] = function(f) {
    return read(f, 'binary');
  };
  if (!Module['arguments']) {
    if (typeof scriptArgs != 'undefined') {
      Module['arguments'] = scriptArgs;
    } else if (typeof arguments != 'undefined') {
      Module['arguments'] = arguments;
    }
  }
}
if (ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_WORKER) {
  if (!Module['print']) {
    Module['print'] = function(x) {
      console.log(x);
    };
  }
  if (!Module['printErr']) {
    Module['printErr'] = function(x) {
      console.log(x);
    };
  }
}
if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
  Module['read'] = function(url) {
    var xhr = new XMLHttpRequest();
    xhr.open('GET', url, false);
    xhr.send(null);
    return xhr.responseText;
  };
  if (!Module['arguments']) {
    if (typeof arguments != 'undefined') {
      Module['arguments'] = arguments;
    }
  }
}
if (ENVIRONMENT_IS_WORKER) {
  // We can do very little here...
  var TRY_USE_DUMP = false;
  if (!Module['print']) {
    Module['print'] = (TRY_USE_DUMP && (typeof(dump) !== "undefined") ? (function(x) {
      dump(x);
    }) : (function(x) {
      // self.postMessage(x); // enable this if you want stdout to be sent as messages
    }));
  }
  Module['load'] = importScripts;
}
if (!ENVIRONMENT_IS_WORKER && !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_SHELL) {
  // Unreachable because SHELL is dependant on the others
  throw 'Unknown runtime environment. Where are we?';
}
function globalEval(x) {
  eval.call(null, x);
}
if (!Module['load'] == 'undefined' && Module['read']) {
  Module['load'] = function(f) {
    globalEval(Module['read'](f));
  };
}
if (!Module['print']) {
  Module['print'] = function(){};
}
if (!Module['printErr']) {
  Module['printErr'] = Module['print'];
}
if (!Module['arguments']) {
  Module['arguments'] = [];
}
// *** Environment setup code ***
// Closure helpers
Module.print = Module['print'];
Module.printErr = Module['printErr'];
// Callbacks
if (!Module['preRun']) Module['preRun'] = [];
if (!Module['postRun']) Module['postRun'] = [];
// === Auto-generated preamble library stuff ===
//========================================
// Runtime code shared with compiler
//========================================
var Runtime = {
  stackSave: function () {
    return STACKTOP;
  },
  stackRestore: function (stackTop) {
    STACKTOP = stackTop;
  },
  forceAlign: function (target, quantum) {
    quantum = quantum || 4;
    if (quantum == 1) return target;
    if (isNumber(target) && isNumber(quantum)) {
      return Math.ceil(target/quantum)*quantum;
    } else if (isNumber(quantum) && isPowerOfTwo(quantum)) {
      var logg = log2(quantum);
      return '((((' +target + ')+' + (quantum-1) + ')>>' + logg + ')<<' + logg + ')';
    }
    return 'Math.ceil((' + target + ')/' + quantum + ')*' + quantum;
  },
  isNumberType: function (type) {
    return type in Runtime.INT_TYPES || type in Runtime.FLOAT_TYPES;
  },
  isPointerType: function isPointerType(type) {
  return type[type.length-1] == '*';
},
  isStructType: function isStructType(type) {
  if (isPointerType(type)) return false;
  if (isArrayType(type)) return true;
  if (/<?{ ?[^}]* ?}>?/.test(type)) return true; // { i32, i8 } etc. - anonymous struct types
  // See comment in isStructPointerType()
  return type[0] == '%';
},
  INT_TYPES: {"i1":0,"i8":0,"i16":0,"i32":0,"i64":0},
  FLOAT_TYPES: {"float":0,"double":0},
  or64: function (x, y) {
    var l = (x | 0) | (y | 0);
    var h = (Math.round(x / 4294967296) | Math.round(y / 4294967296)) * 4294967296;
    return l + h;
  },
  and64: function (x, y) {
    var l = (x | 0) & (y | 0);
    var h = (Math.round(x / 4294967296) & Math.round(y / 4294967296)) * 4294967296;
    return l + h;
  },
  xor64: function (x, y) {
    var l = (x | 0) ^ (y | 0);
    var h = (Math.round(x / 4294967296) ^ Math.round(y / 4294967296)) * 4294967296;
    return l + h;
  },
  getNativeTypeSize: function (type, quantumSize) {
    if (Runtime.QUANTUM_SIZE == 1) return 1;
    var size = {
      '%i1': 1,
      '%i8': 1,
      '%i16': 2,
      '%i32': 4,
      '%i64': 8,
      "%float": 4,
      "%double": 8
    }['%'+type]; // add '%' since float and double confuse Closure compiler as keys, and also spidermonkey as a compiler will remove 's from '_i8' etc
    if (!size) {
      if (type.charAt(type.length-1) == '*') {
        size = Runtime.QUANTUM_SIZE; // A pointer
      } else if (type[0] == 'i') {
        var bits = parseInt(type.substr(1));
        assert(bits % 8 == 0);
        size = bits/8;
      }
    }
    return size;
  },
  getNativeFieldSize: function (type) {
    return Math.max(Runtime.getNativeTypeSize(type), Runtime.QUANTUM_SIZE);
  },
  dedup: function dedup(items, ident) {
  var seen = {};
  if (ident) {
    return items.filter(function(item) {
      if (seen[item[ident]]) return false;
      seen[item[ident]] = true;
      return true;
    });
  } else {
    return items.filter(function(item) {
      if (seen[item]) return false;
      seen[item] = true;
      return true;
    });
  }
},
  set: function set() {
  var args = typeof arguments[0] === 'object' ? arguments[0] : arguments;
  var ret = {};
  for (var i = 0; i < args.length; i++) {
    ret[args[i]] = 0;
  }
  return ret;
},
  STACK_ALIGN: 8,
  getAlignSize: function (type, size, vararg) {
    // we align i64s and doubles on 64-bit boundaries, unlike x86
    if (type == 'i64' || type == 'double' || vararg) return 8;
    if (!type) return Math.min(size, 8); // align structures internally to 64 bits
    return Math.min(size || (type ? Runtime.getNativeFieldSize(type) : 0), Runtime.QUANTUM_SIZE);
  },
  calculateStructAlignment: function calculateStructAlignment(type) {
    type.flatSize = 0;
    type.alignSize = 0;
    var diffs = [];
    var prev = -1;
    type.flatIndexes = type.fields.map(function(field) {
      var size, alignSize;
      if (Runtime.isNumberType(field) || Runtime.isPointerType(field)) {
        size = Runtime.getNativeTypeSize(field); // pack char; char; in structs, also char[X]s.
        alignSize = Runtime.getAlignSize(field, size);
      } else if (Runtime.isStructType(field)) {
        size = Types.types[field].flatSize;
        alignSize = Runtime.getAlignSize(null, Types.types[field].alignSize);
      } else if (field[0] == 'b') {
        // bN, large number field, like a [N x i8]
        size = field.substr(1)|0;
        alignSize = 1;
      } else {
        throw 'Unclear type in struct: ' + field + ', in ' + type.name_ + ' :: ' + dump(Types.types[type.name_]);
      }
      if (type.packed) alignSize = 1;
      type.alignSize = Math.max(type.alignSize, alignSize);
      var curr = Runtime.alignMemory(type.flatSize, alignSize); // if necessary, place this on aligned memory
      type.flatSize = curr + size;
      if (prev >= 0) {
        diffs.push(curr-prev);
      }
      prev = curr;
      return curr;
    });
    type.flatSize = Runtime.alignMemory(type.flatSize, type.alignSize);
    if (diffs.length == 0) {
      type.flatFactor = type.flatSize;
    } else if (Runtime.dedup(diffs).length == 1) {
      type.flatFactor = diffs[0];
    }
    type.needsFlattening = (type.flatFactor != 1);
    return type.flatIndexes;
  },
  generateStructInfo: function (struct, typeName, offset) {
    var type, alignment;
    if (typeName) {
      offset = offset || 0;
      type = (typeof Types === 'undefined' ? Runtime.typeInfo : Types.types)[typeName];
      if (!type) return null;
      if (type.fields.length != struct.length) {
        printErr('Number of named fields must match the type for ' + typeName + ': possibly duplicate struct names. Cannot return structInfo');
        return null;
      }
      alignment = type.flatIndexes;
    } else {
      var type = { fields: struct.map(function(item) { return item[0] }) };
      alignment = Runtime.calculateStructAlignment(type);
    }
    var ret = {
      __size__: type.flatSize
    };
    if (typeName) {
      struct.forEach(function(item, i) {
        if (typeof item === 'string') {
          ret[item] = alignment[i] + offset;
        } else {
          // embedded struct
          var key;
          for (var k in item) key = k;
          ret[key] = Runtime.generateStructInfo(item[key], type.fields[i], alignment[i]);
        }
      });
    } else {
      struct.forEach(function(item, i) {
        ret[item[1]] = alignment[i];
      });
    }
    return ret;
  },
  dynCall: function (sig, ptr, args) {
    if (args && args.length) {
      if (!args.splice) args = Array.prototype.slice.call(args);
      args.splice(0, 0, ptr);
      return Module['dynCall_' + sig].apply(null, args);
    } else {
      return Module['dynCall_' + sig].call(null, ptr);
    }
  },
  functionPointers: [],
  addFunction: function (func) {
    for (var i = 0; i < Runtime.functionPointers.length; i++) {
      if (!Runtime.functionPointers[i]) {
        Runtime.functionPointers[i] = func;
        return 2 + 2*i;
      }
    }
    throw 'Finished up all reserved function pointers. Use a higher value for RESERVED_FUNCTION_POINTERS.';
  },
  removeFunction: function (index) {
    Runtime.functionPointers[(index-2)/2] = null;
  },
  warnOnce: function (text) {
    if (!Runtime.warnOnce.shown) Runtime.warnOnce.shown = {};
    if (!Runtime.warnOnce.shown[text]) {
      Runtime.warnOnce.shown[text] = 1;
      Module.printErr(text);
    }
  },
  funcWrappers: {},
  getFuncWrapper: function (func, sig) {
    assert(sig);
    if (!Runtime.funcWrappers[func]) {
      Runtime.funcWrappers[func] = function() {
        return Runtime.dynCall(sig, func, arguments);
      };
    }
    return Runtime.funcWrappers[func];
  },
  UTF8Processor: function () {
    var buffer = [];
    var needed = 0;
    this.processCChar = function (code) {
      code = code & 0xff;
      if (needed) {
        buffer.push(code);
        needed--;
      }
      if (buffer.length == 0) {
        if (code < 128) return String.fromCharCode(code);
        buffer.push(code);
        if (code > 191 && code < 224) {
          needed = 1;
        } else {
          needed = 2;
        }
        return '';
      }
      if (needed > 0) return '';
      var c1 = buffer[0];
      var c2 = buffer[1];
      var c3 = buffer[2];
      var ret;
      if (c1 > 191 && c1 < 224) {
        ret = String.fromCharCode(((c1 & 31) << 6) | (c2 & 63));
      } else {
        ret = String.fromCharCode(((c1 & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
      }
      buffer.length = 0;
      return ret;
    }
    this.processJSString = function(string) {
      string = unescape(encodeURIComponent(string));
      var ret = [];
      for (var i = 0; i < string.length; i++) {
        ret.push(string.charCodeAt(i));
      }
      return ret;
    }
  },
  stackAlloc: function (size) { var ret = STACKTOP;STACKTOP = (STACKTOP + size)|0;STACKTOP = ((((STACKTOP)+7)>>3)<<3); return ret; },
  staticAlloc: function (size) { var ret = STATICTOP;STATICTOP = (STATICTOP + size)|0;STATICTOP = ((((STATICTOP)+7)>>3)<<3); return ret; },
  dynamicAlloc: function (size) { var ret = DYNAMICTOP;DYNAMICTOP = (DYNAMICTOP + size)|0;DYNAMICTOP = ((((DYNAMICTOP)+7)>>3)<<3); if (DYNAMICTOP >= TOTAL_MEMORY) enlargeMemory();; return ret; },
  alignMemory: function (size,quantum) { var ret = size = Math.ceil((size)/(quantum ? quantum : 8))*(quantum ? quantum : 8); return ret; },
  makeBigInt: function (low,high,unsigned) { var ret = (unsigned ? ((+(((low)>>>(0))))+((+(((high)>>>(0))))*(+(4294967296)))) : ((+(((low)>>>(0))))+((+(((high)|(0))))*(+(4294967296))))); return ret; },
  GLOBAL_BASE: 8,
  QUANTUM_SIZE: 4,
  __dummy__: 0
}
//========================================
// Runtime essentials
//========================================
var __THREW__ = 0; // Used in checking for thrown exceptions.
var ABORT = false; // whether we are quitting the application. no code should run after this. set in exit() and abort()
var undef = 0;
// tempInt is used for 32-bit signed values or smaller. tempBigInt is used
// for 32-bit unsigned values or more than 32 bits. TODO: audit all uses of tempInt
var tempValue, tempInt, tempBigInt, tempInt2, tempBigInt2, tempPair, tempBigIntI, tempBigIntR, tempBigIntS, tempBigIntP, tempBigIntD;
var tempI64, tempI64b;
var tempRet0, tempRet1, tempRet2, tempRet3, tempRet4, tempRet5, tempRet6, tempRet7, tempRet8, tempRet9;
function abort(text) {
  Module.print(text + ':\n' + (new Error).stack);
  ABORT = true;
  throw "Assertion: " + text;
}
function assert(condition, text) {
  if (!condition) {
    abort('Assertion failed: ' + text);
  }
}
var globalScope = this;
// C calling interface. A convenient way to call C functions (in C files, or
// defined with extern "C").
//
// Note: LLVM optimizations can inline and remove functions, after which you will not be
//       able to call them. Closure can also do so. To avoid that, add your function to
//       the exports using something like
//
//         -s EXPORTED_FUNCTIONS='["_main", "_myfunc"]'
//
// @param ident      The name of the C function (note that C++ functions will be name-mangled - use extern "C")
// @param returnType The return type of the function, one of the JS types 'number', 'string' or 'array' (use 'number' for any C pointer, and
//                   'array' for JavaScript arrays and typed arrays).
// @param argTypes   An array of the types of arguments for the function (if there are no arguments, this can be ommitted). Types are as in returnType,
//                   except that 'array' is not possible (there is no way for us to know the length of the array)
// @param args       An array of the arguments to the function, as native JS values (as in returnType)
//                   Note that string arguments will be stored on the stack (the JS string will become a C string on the stack).
// @return           The return value, as a native JS value (as in returnType)
function ccall(ident, returnType, argTypes, args) {
  return ccallFunc(getCFunc(ident), returnType, argTypes, args);
}
Module["ccall"] = ccall;
// Returns the C function with a specified identifier (for C++, you need to do manual name mangling)
function getCFunc(ident) {
  try {
    var func = globalScope['Module']['_' + ident]; // closure exported function
    if (!func) func = eval('_' + ident); // explicit lookup
  } catch(e) {
  }
  assert(func, 'Cannot call unknown function ' + ident + ' (perhaps LLVM optimizations or closure removed it?)');
  return func;
}
// Internal function that does a C call using a function, not an identifier
function ccallFunc(func, returnType, argTypes, args) {
  var stack = 0;
  function toC(value, type) {
    if (type == 'string') {
      if (value === null || value === undefined || value === 0) return 0; // null string
      if (!stack) stack = Runtime.stackSave();
      var ret = Runtime.stackAlloc(value.length+1);
      writeStringToMemory(value, ret);
      return ret;
    } else if (type == 'array') {
      if (!stack) stack = Runtime.stackSave();
      var ret = Runtime.stackAlloc(value.length);
      writeArrayToMemory(value, ret);
      return ret;
    }
    return value;
  }
  function fromC(value, type) {
    if (type == 'string') {
      return Pointer_stringify(value);
    }
    assert(type != 'array');
    return value;
  }
  var i = 0;
  var cArgs = args ? args.map(function(arg) {
    return toC(arg, argTypes[i++]);
  }) : [];
  var ret = fromC(func.apply(null, cArgs), returnType);
  if (stack) Runtime.stackRestore(stack);
  return ret;
}
// Returns a native JS wrapper for a C function. This is similar to ccall, but
// returns a function you can call repeatedly in a normal way. For example:
//
//   var my_function = cwrap('my_c_function', 'number', ['number', 'number']);
//   alert(my_function(5, 22));
//   alert(my_function(99, 12));
//
function cwrap(ident, returnType, argTypes) {
  var func = getCFunc(ident);
  return function() {
    return ccallFunc(func, returnType, argTypes, Array.prototype.slice.call(arguments));
  }
}
Module["cwrap"] = cwrap;
// Sets a value in memory in a dynamic way at run-time. Uses the
// type data. This is the same as makeSetValue, except that
// makeSetValue is done at compile-time and generates the needed
// code then, whereas this function picks the right code at
// run-time.
// Note that setValue and getValue only do *aligned* writes and reads!
// Note that ccall uses JS types as for defining types, while setValue and
// getValue need LLVM types ('i8', 'i32') - this is a lower-level operation
function setValue(ptr, value, type, noSafe) {
  type = type || 'i8';
  if (type.charAt(type.length-1) === '*') type = 'i32'; // pointers are 32-bit
    switch(type) {
      case 'i1': HEAP8[(ptr)]=value; break;
      case 'i8': HEAP8[(ptr)]=value; break;
      case 'i16': HEAP16[((ptr)>>1)]=value; break;
      case 'i32': HEAP32[((ptr)>>2)]=value; break;
      case 'i64': (tempI64 = [value>>>0,Math.min(Math.floor((value)/(+(4294967296))), (+(4294967295)))>>>0],HEAP32[((ptr)>>2)]=tempI64[0],HEAP32[(((ptr)+(4))>>2)]=tempI64[1]); break;
      case 'float': HEAPF32[((ptr)>>2)]=value; break;
      case 'double': HEAPF64[((ptr)>>3)]=value; break;
      default: abort('invalid type for setValue: ' + type);
    }
}
Module['setValue'] = setValue;
// Parallel to setValue.
function getValue(ptr, type, noSafe) {
  type = type || 'i8';
  if (type.charAt(type.length-1) === '*') type = 'i32'; // pointers are 32-bit
    switch(type) {
      case 'i1': return HEAP8[(ptr)];
      case 'i8': return HEAP8[(ptr)];
      case 'i16': return HEAP16[((ptr)>>1)];
      case 'i32': return HEAP32[((ptr)>>2)];
      case 'i64': return HEAP32[((ptr)>>2)];
      case 'float': return HEAPF32[((ptr)>>2)];
      case 'double': return HEAPF64[((ptr)>>3)];
      default: abort('invalid type for setValue: ' + type);
    }
  return null;
}
Module['getValue'] = getValue;
var ALLOC_NORMAL = 0; // Tries to use _malloc()
var ALLOC_STACK = 1; // Lives for the duration of the current function call
var ALLOC_STATIC = 2; // Cannot be freed
var ALLOC_DYNAMIC = 3; // Cannot be freed except through sbrk
var ALLOC_NONE = 4; // Do not allocate
Module['ALLOC_NORMAL'] = ALLOC_NORMAL;
Module['ALLOC_STACK'] = ALLOC_STACK;
Module['ALLOC_STATIC'] = ALLOC_STATIC;
Module['ALLOC_DYNAMIC'] = ALLOC_DYNAMIC;
Module['ALLOC_NONE'] = ALLOC_NONE;
// allocate(): This is for internal use. You can use it yourself as well, but the interface
//             is a little tricky (see docs right below). The reason is that it is optimized
//             for multiple syntaxes to save space in generated code. So you should
//             normally not use allocate(), and instead allocate memory using _malloc(),
//             initialize it with setValue(), and so forth.
// @slab: An array of data, or a number. If a number, then the size of the block to allocate,
//        in *bytes* (note that this is sometimes confusing: the next parameter does not
//        affect this!)
// @types: Either an array of types, one for each byte (or 0 if no type at that position),
//         or a single type which is used for the entire block. This only matters if there
//         is initial data - if @slab is a number, then this does not matter at all and is
//         ignored.
// @allocator: How to allocate memory, see ALLOC_*
function allocate(slab, types, allocator, ptr) {
  var zeroinit, size;
  if (typeof slab === 'number') {
    zeroinit = true;
    size = slab;
  } else {
    zeroinit = false;
    size = slab.length;
  }
  var singleType = typeof types === 'string' ? types : null;
  var ret;
  if (allocator == ALLOC_NONE) {
    ret = ptr;
  } else {
    ret = [_malloc, Runtime.stackAlloc, Runtime.staticAlloc, Runtime.dynamicAlloc][allocator === undefined ? ALLOC_STATIC : allocator](Math.max(size, singleType ? 1 : types.length));
  }
  if (zeroinit) {
    var ptr = ret, stop;
    assert((ret & 3) == 0);
    stop = ret + (size & ~3);
    for (; ptr < stop; ptr += 4) {
      HEAP32[((ptr)>>2)]=0;
    }
    stop = ret + size;
    while (ptr < stop) {
      HEAP8[((ptr++)|0)]=0;
    }
    return ret;
  }
  if (singleType === 'i8') {
    if (slab.subarray || slab.slice) {
      HEAPU8.set(slab, ret);
    } else {
      HEAPU8.set(new Uint8Array(slab), ret);
    }
    return ret;
  }
  var i = 0, type, typeSize, previousType;
  while (i < size) {
    var curr = slab[i];
    if (typeof curr === 'function') {
      curr = Runtime.getFunctionIndex(curr);
    }
    type = singleType || types[i];
    if (type === 0) {
      i++;
      continue;
    }
    if (type == 'i64') type = 'i32'; // special case: we have one i32 here, and one i32 later
    setValue(ret+i, curr, type);
    // no need to look up size unless type changes, so cache it
    if (previousType !== type) {
      typeSize = Runtime.getNativeTypeSize(type);
      previousType = type;
    }
    i += typeSize;
  }
  return ret;
}
Module['allocate'] = allocate;
function Pointer_stringify(ptr, /* optional */ length) {
  // Find the length, and check for UTF while doing so
  var hasUtf = false;
  var t;
  var i = 0;
  while (1) {
    t = HEAPU8[(((ptr)+(i))|0)];
    if (t >= 128) hasUtf = true;
    else if (t == 0 && !length) break;
    i++;
    if (length && i == length) break;
  }
  if (!length) length = i;
  var ret = '';
  if (!hasUtf) {
    var MAX_CHUNK = 1024; // split up into chunks, because .apply on a huge string can overflow the stack
    var curr;
    while (length > 0) {
      curr = String.fromCharCode.apply(String, HEAPU8.subarray(ptr, ptr + Math.min(length, MAX_CHUNK)));
      ret = ret ? ret + curr : curr;
      ptr += MAX_CHUNK;
      length -= MAX_CHUNK;
    }
    return ret;
  }
  var utf8 = new Runtime.UTF8Processor();
  for (i = 0; i < length; i++) {
    t = HEAPU8[(((ptr)+(i))|0)];
    ret += utf8.processCChar(t);
  }
  return ret;
}
Module['Pointer_stringify'] = Pointer_stringify;
// Memory management
var PAGE_SIZE = 4096;
function alignMemoryPage(x) {
  return ((x+4095)>>12)<<12;
}
var HEAP;
var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64;
var STATIC_BASE = 0, STATICTOP = 0, staticSealed = false; // static area
var STACK_BASE = 0, STACKTOP = 0, STACK_MAX = 0; // stack area
var DYNAMIC_BASE = 0, DYNAMICTOP = 0; // dynamic area handled by sbrk
function enlargeMemory() {
  abort('Cannot enlarge memory arrays in asm.js. Either (1) compile with -s TOTAL_MEMORY=X with X higher than the current value, or (2) set Module.TOTAL_MEMORY before the program runs.');
}
var TOTAL_STACK = Module['TOTAL_STACK'] || 5242880;
var TOTAL_MEMORY = Module['TOTAL_MEMORY'] || 16777216;
var FAST_MEMORY = Module['FAST_MEMORY'] || 2097152;
// Initialize the runtime's memory
// check for full engine support (use string 'subarray' to avoid closure compiler confusion)
assert(!!Int32Array && !!Float64Array && !!(new Int32Array(1)['subarray']) && !!(new Int32Array(1)['set']),
       'Cannot fallback to non-typed array case: Code is too specialized');
var buffer = new ArrayBuffer(TOTAL_MEMORY);
HEAP8 = new Int8Array(buffer);
HEAP16 = new Int16Array(buffer);
HEAP32 = new Int32Array(buffer);
HEAPU8 = new Uint8Array(buffer);
HEAPU16 = new Uint16Array(buffer);
HEAPU32 = new Uint32Array(buffer);
HEAPF32 = new Float32Array(buffer);
HEAPF64 = new Float64Array(buffer);
// Endianness check (note: assumes compiler arch was little-endian)
HEAP32[0] = 255;
assert(HEAPU8[0] === 255 && HEAPU8[3] === 0, 'Typed arrays 2 must be run on a little-endian system');
Module['HEAP'] = HEAP;
Module['HEAP8'] = HEAP8;
Module['HEAP16'] = HEAP16;
Module['HEAP32'] = HEAP32;
Module['HEAPU8'] = HEAPU8;
Module['HEAPU16'] = HEAPU16;
Module['HEAPU32'] = HEAPU32;
Module['HEAPF32'] = HEAPF32;
Module['HEAPF64'] = HEAPF64;
function callRuntimeCallbacks(callbacks) {
  while(callbacks.length > 0) {
    var callback = callbacks.shift();
    if (typeof callback == 'function') {
      callback();
      continue;
    }
    var func = callback.func;
    if (typeof func === 'number') {
      if (callback.arg === undefined) {
        Runtime.dynCall('v', func);
      } else {
        Runtime.dynCall('vi', func, [callback.arg]);
      }
    } else {
      func(callback.arg === undefined ? null : callback.arg);
    }
  }
}
var __ATINIT__ = []; // functions called during startup
var __ATMAIN__ = []; // functions called when main() is to be run
var __ATEXIT__ = []; // functions called during shutdown
var runtimeInitialized = false;
function ensureInitRuntime() {
  if (runtimeInitialized) return;
  runtimeInitialized = true;
  callRuntimeCallbacks(__ATINIT__);
}
function preMain() {
  callRuntimeCallbacks(__ATMAIN__);
}
function exitRuntime() {
  callRuntimeCallbacks(__ATEXIT__);
}
// Tools
// This processes a JS string into a C-line array of numbers, 0-terminated.
// For LLVM-originating strings, see parser.js:parseLLVMString function
function intArrayFromString(stringy, dontAddNull, length /* optional */) {
  var ret = (new Runtime.UTF8Processor()).processJSString(stringy);
  if (length) {
    ret.length = length;
  }
  if (!dontAddNull) {
    ret.push(0);
  }
  return ret;
}
Module['intArrayFromString'] = intArrayFromString;
function intArrayToString(array) {
  var ret = [];
  for (var i = 0; i < array.length; i++) {
    var chr = array[i];
    if (chr > 0xFF) {
      chr &= 0xFF;
    }
    ret.push(String.fromCharCode(chr));
  }
  return ret.join('');
}
Module['intArrayToString'] = intArrayToString;
// Write a Javascript array to somewhere in the heap
function writeStringToMemory(string, buffer, dontAddNull) {
  var array = intArrayFromString(string, dontAddNull);
  var i = 0;
  while (i < array.length) {
    var chr = array[i];
    HEAP8[(((buffer)+(i))|0)]=chr
    i = i + 1;
  }
}
Module['writeStringToMemory'] = writeStringToMemory;
function writeArrayToMemory(array, buffer) {
  for (var i = 0; i < array.length; i++) {
    HEAP8[(((buffer)+(i))|0)]=array[i];
  }
}
Module['writeArrayToMemory'] = writeArrayToMemory;
function unSign(value, bits, ignore, sig) {
  if (value >= 0) {
    return value;
  }
  return bits <= 32 ? 2*Math.abs(1 << (bits-1)) + value // Need some trickery, since if bits == 32, we are right at the limit of the bits JS uses in bitshifts
                    : Math.pow(2, bits)         + value;
}
function reSign(value, bits, ignore, sig) {
  if (value <= 0) {
    return value;
  }
  var half = bits <= 32 ? Math.abs(1 << (bits-1)) // abs is needed if bits == 32
                        : Math.pow(2, bits-1);
  if (value >= half && (bits <= 32 || value > half)) { // for huge values, we can hit the precision limit and always get true here. so don't do that
                                                       // but, in general there is no perfect solution here. With 64-bit ints, we get rounding and errors
                                                       // TODO: In i64 mode 1, resign the two parts separately and safely
    value = -2*half + value; // Cannot bitshift half, as it may be at the limit of the bits JS uses in bitshifts
  }
  return value;
}
if (!Math['imul']) Math['imul'] = function(a, b) {
  var ah  = a >>> 16;
  var al = a & 0xffff;
  var bh  = b >>> 16;
  var bl = b & 0xffff;
  return (al*bl + ((ah*bl + al*bh) << 16))|0;
};
// A counter of dependencies for calling run(). If we need to
// do asynchronous work before running, increment this and
// decrement it. Incrementing must happen in a place like
// PRE_RUN_ADDITIONS (used by emcc to add file preloading).
// Note that you can add dependencies in preRun, even though
// it happens right before run - run will be postponed until
// the dependencies are met.
var runDependencies = 0;
var runDependencyTracking = {};
var calledInit = false, calledRun = false;
var runDependencyWatcher = null;
function addRunDependency(id) {
  runDependencies++;
  if (Module['monitorRunDependencies']) {
    Module['monitorRunDependencies'](runDependencies);
  }
  if (id) {
    assert(!runDependencyTracking[id]);
    runDependencyTracking[id] = 1;
  } else {
    Module.printErr('warning: run dependency added without ID');
  }
}
Module['addRunDependency'] = addRunDependency;
function removeRunDependency(id) {
  runDependencies--;
  if (Module['monitorRunDependencies']) {
    Module['monitorRunDependencies'](runDependencies);
  }
  if (id) {
    assert(runDependencyTracking[id]);
    delete runDependencyTracking[id];
  } else {
    Module.printErr('warning: run dependency removed without ID');
  }
  if (runDependencies == 0) {
    if (runDependencyWatcher !== null) {
      clearInterval(runDependencyWatcher);
      runDependencyWatcher = null;
    } 
    // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false)
    if (!calledRun && shouldRunNow) run();
  }
}
Module['removeRunDependency'] = removeRunDependency;
Module["preloadedImages"] = {}; // maps url to image data
Module["preloadedAudios"] = {}; // maps url to audio data
function addPreRun(func) {
  if (!Module['preRun']) Module['preRun'] = [];
  else if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']];
  Module['preRun'].push(func);
}
var awaitingMemoryInitializer = false;
function loadMemoryInitializer(filename) {
  function applyData(data) {
    HEAPU8.set(data, STATIC_BASE);
    runPostSets();
  }
  // always do this asynchronously, to keep shell and web as similar as possible
  addPreRun(function() {
    if (ENVIRONMENT_IS_NODE || ENVIRONMENT_IS_SHELL) {
      applyData(Module['readBinary'](filename));
    } else {
      Browser.asyncLoad(filename, function(data) {
        applyData(data);
      }, function(data) {
        throw 'could not load memory initializer ' + filename;
      });
    }
  });
  awaitingMemoryInitializer = false;
}
// === Body ===
STATIC_BASE = 8;
STATICTOP = STATIC_BASE + 32536;
/* memory initializer */ allocate([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,176,160,14,254,211,201,134,255,158,24,143,0,127,105,53,0,96,12,189,0,167,215,251,255,159,76,128,254,106,101,225,255,30,252,4,0,146,12,174,0,89,241,178,254,10,229,166,255,123,221,42,254,30,20,212,0,82,128,3,0,48,209,243,0,119,121,64,255,50,227,156,255,0,110,197,1,103,27,144,0,182,120,89,255,133,114,211,0,189,110,21,255,15,10,106,0,41,192,1,0,152,232,121,255,188,60,160,255,153,113,206,255,0,183,226,254,180,13,72,255,133,59,140,1,189,241,36,255,248,37,195,1,96,220,55,0,183,76,62,255,195,66,61,0,50,76,164,1,225,164,76,255,76,61,163,255,117,62,31,0,81,145,64,255,118,65,14,0,162,115,214,255,6,138,46,0,124,230,244,255,10,138,143,0,52,26,194,0,184,244,76,0,129,143,41,1,190,244,19,255,123,170,122,255,98,129,68,0,121,213,147,0,86,101,30,255,161,103,155,0,140,89,67,255,239,229,190,1,67,11,181,0,198,240,137,254,238,69,188,255,234,113,60,255,37,255,57,255,69,178,182,254,128,208,179,0,118,26,125,254,3,7,214,255,241,50,77,255,85,203,197,255,211,135,250,255,25,48,100,255,187,213,180,254,17,88,105,0,83,209,158,1,5,115,98,0,4,174,60,254,171,55,110,255,217,181,17,255,20,188,170,0,146,156,102,254,87,214,174,255,114,122,155,1,233,44,170,0,127,8,239,1,214,236,234,0,175,5,219,0,49,106,61,255,6,66,208,255,2,106,110,255,81,234,19,255,215,107,192,255,67,151,238,0,19,42,108,255,229,85,113,1,50,68,135,255,17,106,9,0,50,103,1,255,80,1,168,1,35,152,30,255,16,168,185,1,56,89,232,255,101,210,252,0,41,250,71,0,204,170,79,255,14,46,239,255,80,77,239,0,189,214,75,255,17,141,249,0,38,80,76,255,190,85,117,0,86,228,170,0,156,216,208,1,195,207,164,255,150,66,76,255,175,225,16,255,141,80,98,1,76,219,242,0,198,162,114,0,46,218,152,0,155,43,241,254,155,160,104,255,178,9,252,254,100,110,212,0,14,5,167,0,233,239,163,255,28,151,157,1,101,146,10,255,254,158,70,254,71,249,228,0,88,30,50,0,68,58,160,255,191,24,104,1,129,66,129,255,192,50,85,255,8,179,138,255,38,250,201,0,115,80,160,0,131,230,113,0,125,88,147,0,90,68,199,0,253,76,158,0,28,255,118,0,113,250,254,0,66,75,46,0,230,218,43,0,229,120,186,1,148,68,43,0,136,124,238,1,187,107,197,255,84,53,246,255,51,116,254,255,51,187,165,0,2,17,175,0,66,84,160,1,247,58,30,0,35,65,53,254,69,236,191,0,45,134,245,1,163,123,221,0,32,110,20,255,52,23,165,0,186,214,71,0,233,176,96,0,242,239,54,1,57,89,138,0,83,0,84,255,136,160,100,0,92,142,120,254,104,124,190,0,181,177,62,255,250,41,85,0,152,130,42,1,96,252,246,0,151,151,63,254,239,133,62,0,32,56,156,0,45,167,189,255,142,133,179,1,131,86,211,0,187,179,150,254,250,170,14,255,68,113,21,255,222,186,59,255,66,7,241,1,69,6,72,0,86,156,108,254,55,167,89,0,109,52,219,254,13,176,23,255,196,44,106,255,239,149,71,255,164,140,125,255,159,173,1,0,51,41,231,0,145,62,33,0,138,111,93,1,185,83,69,0,144,115,46,0,97,151,16,255,24,228,26,0,49,217,226,0,113,75,234,254,193,153,12,255,182,48,96,255,14,13,26,0,128,195,249,254,69,193,59,0,132,37,81,254,125,106,60,0,214,240,169,1,164,227,66,0,210,163,78,0,37,52,151,0,99,77,26,0,238,156,213,255,213,192,209,1,73,46,84,0,20,65,41,1,54,206,79,0,201,131,146,254,170,111,24,255,177,33,50,254,171,38,203,255,78,247,116,0,209,221,153,0,133,128,178,1,58,44,25,0,201,39,59,1,189,19,252,0,49,229,210,1,117,187,117,0,181,179,184,1,0,114,219,0,48,94,147,0,245,41,56,0,125,13,204,254,244,173,119,0,44,221,32,254,84,234,20,0,249,160,198,1,236,126,234,255,143,62,221,0,129,89,214,255,55,139,5,254,68,20,191,255,14,204,178,1,35,195,217,0,47,51,206,1,38,246,165,0,206,27,6,254,158,87,36,0,217,52,146,255,125,123,215,255,85,60,31,255,171,13,7,0,218,245,88,254,252,35,60,0,55,214,160,255,133,101,56,0,224,32,19,254,147,64,234,0,26,145,162,1,114,118,125,0,248,252,250,0,101,94,196,255,198,141,226,254,51,42,182,0,135,12,9,254,109,172,210,255,197,236,194,1,241,65,154,0,48,156,47,255,153,67,55,255,218,165,34,254,74,180,179,0,218,66,71,1,88,122,99,0,212,181,219,255,92,42,231,255,239,0,154,0,245,77,183,255,94,81,170,1,18,213,216,0,171,93,71,0,52,94,248,0,18,151,161,254,197,209,66,255,174,244,15,254,162,48,183,0,49,61,240,254,182,93,195,0,199,228,6,1,200,5,17,255,137,45,237,255,108,148,4,0,90,79,237,255,39,63,77,255,53,82,207,1,142,22,118,255,101,232,18,1,92,26,67,0,5,200,88,255,33,168,138,255,149,225,72,0,2,209,27,255,44,245,168,1,220,237,17,255,30,211,105,254,141,238,221,0,128,80,245,254,111,254,14,0,222,95,190,1,223,9,241,0,146,76,212,255,108,205,104,255,63,117,153,0,144,69,48,0,35,228,111,0,192,33,193,255,112,214,190,254,115,152,151,0,23,102,88,0,51,74,248,0,226,199,143,254,204,162,101,255,208,97,189,1,245,104,18,0,230,246,30,255,23,148,69,0,110,88,52,254,226,181,89,255,208,47,90,254,114,161,80,255,33,116,248,0,179,152,87,255,69,144,177,1,88,238,26,255,58,32,113,1,1,77,69,0,59,121,52,255,152,238,83,0,52,8,193,0,231,39,233,255,199,34,138,0,222,68,173,0,91,57,242,254,220,210,127,255,192,7,246,254,151,35,187,0,195,236,165,0,111,93,206,0,212,247,133,1,154,133,209,255,155,231,10,0,64,78,38,0,122,249,100,1,30,19,97,255,62,91,249,1,248,133,77,0,197,63,168,254,116,10,82,0,184,236,113,254,212,203,194,255,61,100,252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.concat([187,164,227,1,160,25,5,0,12,78,195,1,43,197,225,0,48,142,41,254,196,155,60,255,223,199,18,1,145,136,156,0,252,117,169,254,145,226,238,0,239,23,107,0,109,181,188,255,230,112,49,254,73,170,237,255,231,183,227,255,80,220,20,0,194,107,127,1,127,205,101,0,46,52,197,1,210,171,36,255,88,3,90,255,56,151,141,0,96,187,255,255,42,78,200,0,254,70,70,1,244,125,168,0,204,68,138,1,124,215,70,0,102,66,200,254,17,52,228,0,117,220,143,254,203,248,123,0,56,18,174,255,186,151,164,255,51,232,208,1,160,228,43,255,249,29,25,1,68,190,63,0,34,174,40,215,152,47,138,66,205,101,239,35,145,68,55,113,47,59,77,236,207,251,192,181,188,219,137,129,165,219,181,233,56,181,72,243,91,194,86,57,25,208,5,182,241,17,241,89,155,79,25,175,164,130,63,146,24,129,109,218,213,94,28,171,66,2,3,163,152,170,7,216,190,111,112,69,1,91,131,18,140,178,228,78,190,133,49,36,226,180,255,213,195,125,12,85,111,137,123,242,116,93,190,114,177,150,22,59,254,177,222,128,53,18,199,37,167,6,220,155,148,38,105,207,116,241,155,193,210,74,241,158,193,105,155,228,227,37,79,56,134,71,190,239,181,213,140,139,198,157,193,15,101,156,172,119,204,161,12,36,117,2,43,89,111,44,233,45,131,228,166,110,170,132,116,74,212,251,65,189,220,169,176,92,181,83,17,131,218,136,249,118,171,223,102,238,82,81,62,152,16,50,180,45,109,198,49,168,63,33,251,152,200,39,3,176,228,14,239,190,199,127,89,191,194,143,168,61,243,11,224,198,37,167,10,147,71,145,167,213,111,130,3,224,81,99,202,6,112,110,14,10,103,41,41,20,252,47,210,70,133,10,183,39,38,201,38,92,56,33,27,46,237,42,196,90,252,109,44,77,223,179,149,157,19,13,56,83,222,99,175,139,84,115,10,101,168,178,119,60,187,10,106,118,230,174,237,71,46,201,194,129,59,53,130,20,133,44,114,146,100,3,241,76,161,232,191,162,1,48,66,188,75,102,26,168,145,151,248,208,112,139,75,194,48,190,84,6,163,81,108,199,24,82,239,214,25,232,146,209,16,169,101,85,36,6,153,214,42,32,113,87,133,53,14,244,184,209,187,50,112,160,106,16,200,208,210,184,22,193,164,25,83,171,65,81,8,108,55,30,153,235,142,223,76,119,72,39,168,72,155,225,181,188,176,52,99,90,201,197,179,12,28,57,203,138,65,227,74,170,216,78,115,227,99,119,79,202,156,91,163,184,178,214,243,111,46,104,252,178,239,93,238,130,143,116,96,47,23,67,111,99,165,120,114,171,240,161,20,120,200,132,236,57,100,26,8,2,199,140,40,30,99,35,250,255,190,144,233,189,130,222,235,108,80,164,21,121,198,178,247,163,249,190,43,83,114,227,242,120,113,198,156,97,38,234,206,62,39,202,7,194,192,33,199,184,134,209,30,235,224,205,214,125,218,234,120,209,110,238,127,79,125,245,186,111,23,114,170,103,240,6,166,152,200,162,197,125,99,10,174,13,249,190,4,152,63,17,27,71,28,19,53,11,113,27,132,125,4,35,245,119,219,40,147,36,199,64,123,171,202,50,188,190,201,21,10,190,158,60,76,13,16,156,196,103,29,67,182,66,62,203,190,212,197,76,42,126,101,252,156,41,127,89,236,250,214,58,171,111,203,95,23,88,71,74,140,25,68,108,8,201,188,243,103,230,9,106,59,167,202,132,133,174,103,187,43,248,148,254,114,243,110,60,241,54,29,95,58,245,79,165,209,130,230,173,127,82,14,81,31,108,62,43,140,104,5,155,107,189,65,251,171,217,131,31,121,33,126,19,25,205,224,91,133,59,140,1,189,241,36,255,248,37,195,1,96,220,55,0,183,76,62,255,195,66,61,0,50,76,164,1,225,164,76,255,76,61,163,255,117,62,31,0,81,145,64,255,118,65,14,0,162,115,214,255,6,138,46,0,124,230,244,255,10,138,143,0,52,26,194,0,184,244,76,0,129,143,41,1,190,244,19,255,123,170,122,255,98,129,68,0,121,213,147,0,86,101,30,255,161,103,155,0,140,89,67,255,239,229,190,1,67,11,181,0,198,240,137,254,238,69,188,255,67,151,238,0,19,42,108,255,229,85,113,1,50,68,135,255,17,106,9,0,50,103,1,255,80,1,168,1,35,152,30,255,16,168,185,1,56,89,232,255,101,210,252,0,41,250,71,0,204,170,79,255,14,46,239,255,80,77,239,0,189,214,75,255,17,141,249,0,38,80,76,255,190,85,117,0,86,228,170,0,156,216,208,1,195,207,164,255,150,66,76,255,175,225,16,255,141,80,98,1,76,219,242,0,198,162,114,0,46,218,152,0,155,43,241,254,155,160,104,255,51,187,165,0,2,17,175,0,66,84,160,1,247,58,30,0,35,65,53,254,69,236,191,0,45,134,245,1,163,123,221,0,32,110,20,255,52,23,165,0,186,214,71,0,233,176,96,0,242,239,54,1,57,89,138,0,83,0,84,255,136,160,100,0,92,142,120,254,104,124,190,0,181,177,62,255,250,41,85,0,152,130,42,1,96,252,246,0,151,151,63,254,239,133,62,0,32,56,156,0,45,167,189,255,142,133,179,1,131,86,211,0,187,179,150,254,250,170,14,255,210,163,78,0,37,52,151,0,99,77,26,0,238,156,213,255,213,192,209,1,73,46,84,0,20,65,41,1,54,206,79,0,201,131,146,254,170,111,24,255,177,33,50,254,171,38,203,255,78,247,116,0,209,221,153,0,133,128,178,1,58,44,25,0,201,39,59,1,189,19,252,0,49,229,210,1,117,187,117,0,181,179,184,1,0,114,219,0,48,94,147,0,245,41,56,0,125,13,204,254,244,173,119,0,44,221,32,254,84,234,20,0,249,160,198,1,236,126,234,255,47,99,168,254,170,226,153,255,102,179,216,0,226,141,122,255,122,66,153,254,182,245,134,0,227,228,25,1,214,57,235,255,216,173,56,255,181,231,210,0,119,128,157,255,129,95,136,255,110,126,51,0,2,169,183,255,7,130,98,254,69,176,94,255,116,4,227,1,217,242,145,255,202,173,31,1,105,1,39,255,46,175,69,0,228,47,58,255,215,224,69,254,207,56,69,255,16,254,139,255,23,207,212,255,202,20,126,255,95,213,96,255,9,176,33,0,200,5,207,255,241,42,128,254,35,33,192,255,248,229,196,1,129,17,120,0,251,103,151,255,7,52,112,255,140,56,66,255,40,226,245,255,217,70,37,254,172,214,9,255,72,67,134,1,146,192,214,255,44,38,112,0,68,184,75,255,206,90,251,0,149,235,141,0,181,170,58,0,116,244,239,0,92,157,2,0,102,173,98,0,233,137,96,1,127,49,203,0,5,155,148,0,23,148,9,255,211,122,12,0,34,134,26,255,219,204,136,0,134,8,41,255,224,83,43,254,85,25,247,0,109,127,0,254,169,136,48,0,238,119,219,255,231,173,213,0,206,18,254,254,8,186,7,255,126,9,7,1,111,42,72,0,111,52,236,254,96,63,141,0,147,191,127,254,205,78,192,255,14,106,237,1,187,219,76,0,175,243,187,254,105,89,173,0,85,25,89,1,162,243,148,0,2,118,209,254,33,158,9,0,139,163,46,255,93,70,40,0,108,42,142,254,111,252,142,255,155,223,144,0,51,229,167,255,73,252,155,255,94,116,12,255,152,160,218,255,156,238,37,255,179,234,207,255,197,0,179,255,154,164,141,0,225,196,104,0,10,35,25,254,209,212,242,255,97,253,222,254,184,101,229,0,222,18,127,1,164,136,135,255,30,207,140,254,146,97,243,0,129,192,26,254,201,84,33,255,111,10,78,255,147,81,178,255,4,4,24,0,161,238,215,255,6,141,33,0,53,215,14,255,41,181,208,255,231,139,157,0,179,203,221,255,255,185,113,0,189,226,172,255,113,66,214,255,202,62,45,255,102,64,8,255,78,174,16,254,133,117,68,255])
, "i8", ALLOC_NONE, Runtime.GLOBAL_BASE)
function runPostSets() {
}
if (!awaitingMemoryInitializer) runPostSets();
var tempDoublePtr = Runtime.alignMemory(allocate(12, "i8", ALLOC_STATIC), 8);
assert(tempDoublePtr % 8 == 0);
function copyTempFloat(ptr) { // functions, because inlining this code increases code size too much
  HEAP8[tempDoublePtr] = HEAP8[ptr];
  HEAP8[tempDoublePtr+1] = HEAP8[ptr+1];
  HEAP8[tempDoublePtr+2] = HEAP8[ptr+2];
  HEAP8[tempDoublePtr+3] = HEAP8[ptr+3];
}
function copyTempDouble(ptr) {
  HEAP8[tempDoublePtr] = HEAP8[ptr];
  HEAP8[tempDoublePtr+1] = HEAP8[ptr+1];
  HEAP8[tempDoublePtr+2] = HEAP8[ptr+2];
  HEAP8[tempDoublePtr+3] = HEAP8[ptr+3];
  HEAP8[tempDoublePtr+4] = HEAP8[ptr+4];
  HEAP8[tempDoublePtr+5] = HEAP8[ptr+5];
  HEAP8[tempDoublePtr+6] = HEAP8[ptr+6];
  HEAP8[tempDoublePtr+7] = HEAP8[ptr+7];
}
  Module["_memcpy"] = _memcpy; 
  Module["_memmove"] = _memmove;var _llvm_memmove_p0i8_p0i8_i32=_memmove;
  var _llvm_memcpy_p0i8_p0i8_i32=_memcpy;
  Module["_memset"] = _memset;var _llvm_memset_p0i8_i32=_memset;
  var _llvm_memset_p0i8_i64=_memset;
  function _llvm_lifetime_start() {}
  function _llvm_lifetime_end() {}
  function _malloc(bytes) {
      /* Over-allocate to make sure it is byte-aligned by 8.
       * This will leak memory, but this is only the dummy
       * implementation (replaced by dlmalloc normally) so
       * not an issue.
       */
      var ptr = Runtime.dynamicAlloc(bytes + 8);
      return (ptr+8) & 0xFFFFFFF8;
    }
  Module["_malloc"] = _malloc;
  function _free() {
  }
  Module["_free"] = _free;
  Module["_strlen"] = _strlen;
  var Browser={mainLoop:{scheduler:null,shouldPause:false,paused:false,queue:[],pause:function () {
          Browser.mainLoop.shouldPause = true;
        },resume:function () {
          if (Browser.mainLoop.paused) {
            Browser.mainLoop.paused = false;
            Browser.mainLoop.scheduler();
          }
          Browser.mainLoop.shouldPause = false;
        },updateStatus:function () {
          if (Module['setStatus']) {
            var message = Module['statusMessage'] || 'Please wait...';
            var remaining = Browser.mainLoop.remainingBlockers;
            var expected = Browser.mainLoop.expectedBlockers;
            if (remaining) {
              if (remaining < expected) {
                Module['setStatus'](message + ' (' + (expected - remaining) + '/' + expected + ')');
              } else {
                Module['setStatus'](message);
              }
            } else {
              Module['setStatus']('');
            }
          }
        }},isFullScreen:false,pointerLock:false,moduleContextCreatedCallbacks:[],workers:[],init:function () {
        if (Browser.initted) return;
        Browser.initted = true;
        try {
          new Blob();
          Browser.hasBlobConstructor = true;
        } catch(e) {
          Browser.hasBlobConstructor = false;
          console.log("warning: no blob constructor, cannot create blobs with mimetypes");
        }
        Browser.BlobBuilder = typeof MozBlobBuilder != "undefined" ? MozBlobBuilder : (typeof WebKitBlobBuilder != "undefined" ? WebKitBlobBuilder : (!Browser.hasBlobConstructor ? console.log("warning: no BlobBuilder") : null));
        Browser.URLObject = typeof window != "undefined" ? (window.URL ? window.URL : window.webkitURL) : console.log("warning: cannot create object URLs");
        // Support for plugins that can process preloaded files. You can add more of these to
        // your app by creating and appending to Module.preloadPlugins.
        //
        // Each plugin is asked if it can handle a file based on the file's name. If it can,
        // it is given the file's raw data. When it is done, it calls a callback with the file's
        // (possibly modified) data. For example, a plugin might decompress a file, or it
        // might create some side data structure for use later (like an Image element, etc.).
        function getMimetype(name) {
          return {
            'jpg': 'image/jpeg',
            'jpeg': 'image/jpeg',
            'png': 'image/png',
            'bmp': 'image/bmp',
            'ogg': 'audio/ogg',
            'wav': 'audio/wav',
            'mp3': 'audio/mpeg'
          }[name.substr(name.lastIndexOf('.')+1)];
        }
        if (!Module["preloadPlugins"]) Module["preloadPlugins"] = [];
        var imagePlugin = {};
        imagePlugin['canHandle'] = function(name) {
          return !Module.noImageDecoding && /\.(jpg|jpeg|png|bmp)$/.exec(name);
        };
        imagePlugin['handle'] = function(byteArray, name, onload, onerror) {
          var b = null;
          if (Browser.hasBlobConstructor) {
            try {
              b = new Blob([byteArray], { type: getMimetype(name) });
            } catch(e) {
              Runtime.warnOnce('Blob constructor present but fails: ' + e + '; falling back to blob builder');
            }
          }
          if (!b) {
            var bb = new Browser.BlobBuilder();
            bb.append((new Uint8Array(byteArray)).buffer); // we need to pass a buffer, and must copy the array to get the right data range
            b = bb.getBlob();
          }
          var url = Browser.URLObject.createObjectURL(b);
          var img = new Image();
          img.onload = function() {
            assert(img.complete, 'Image ' + name + ' could not be decoded');
            var canvas = document.createElement('canvas');
            canvas.width = img.width;
            canvas.height = img.height;
            var ctx = canvas.getContext('2d');
            ctx.drawImage(img, 0, 0);
            Module["preloadedImages"][name] = canvas;
            Browser.URLObject.revokeObjectURL(url);
            if (onload) onload(byteArray);
          };
          img.onerror = function(event) {
            console.log('Image ' + url + ' could not be decoded');
            if (onerror) onerror();
          };
          img.src = url;
        };
        Module['preloadPlugins'].push(imagePlugin);
        var audioPlugin = {};
        audioPlugin['canHandle'] = function(name) {
          return !Module.noAudioDecoding && name.substr(-4) in { '.ogg': 1, '.wav': 1, '.mp3': 1 };
        };
        audioPlugin['handle'] = function(byteArray, name, onload, onerror) {
          var done = false;
          function finish(audio) {
            if (done) return;
            done = true;
            Module["preloadedAudios"][name] = audio;
            if (onload) onload(byteArray);
          }
          function fail() {
            if (done) return;
            done = true;
            Module["preloadedAudios"][name] = new Audio(); // empty shim
            if (onerror) onerror();
          }
          if (Browser.hasBlobConstructor) {
            try {
              var b = new Blob([byteArray], { type: getMimetype(name) });
            } catch(e) {
              return fail();
            }
            var url = Browser.URLObject.createObjectURL(b); // XXX we never revoke this!
            var audio = new Audio();
            audio.addEventListener('canplaythrough', function() { finish(audio) }, false); // use addEventListener due to chromium bug 124926
            audio.onerror = function(event) {
              if (done) return;
              console.log('warning: browser could not fully decode audio ' + name + ', trying slower base64 approach');
              function encode64(data) {
                var BASE = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
                var PAD = '=';
                var ret = '';
                var leftchar = 0;
                var leftbits = 0;
                for (var i = 0; i < data.length; i++) {
                  leftchar = (leftchar << 8) | data[i];
                  leftbits += 8;
                  while (leftbits >= 6) {
                    var curr = (leftchar >> (leftbits-6)) & 0x3f;
                    leftbits -= 6;
                    ret += BASE[curr];
                  }
                }
                if (leftbits == 2) {
                  ret += BASE[(leftchar&3) << 4];
                  ret += PAD + PAD;
                } else if (leftbits == 4) {
                  ret += BASE[(leftchar&0xf) << 2];
                  ret += PAD;
                }
                return ret;
              }
              audio.src = 'data:audio/x-' + name.substr(-3) + ';base64,' + encode64(byteArray);
              finish(audio); // we don't wait for confirmation this worked - but it's worth trying
            };
            audio.src = url;
            // workaround for chrome bug 124926 - we do not always get oncanplaythrough or onerror
            Browser.safeSetTimeout(function() {
              finish(audio); // try to use it even though it is not necessarily ready to play
            }, 10000);
          } else {
            return fail();
          }
        };
        Module['preloadPlugins'].push(audioPlugin);
        // Canvas event setup
        var canvas = Module['canvas'];
        canvas.requestPointerLock = canvas['requestPointerLock'] ||
                                    canvas['mozRequestPointerLock'] ||
                                    canvas['webkitRequestPointerLock'];
        canvas.exitPointerLock = document['exitPointerLock'] ||
                                 document['mozExitPointerLock'] ||
                                 document['webkitExitPointerLock'] ||
                                 function(){}; // no-op if function does not exist
        canvas.exitPointerLock = canvas.exitPointerLock.bind(document);
        function pointerLockChange() {
          Browser.pointerLock = document['pointerLockElement'] === canvas ||
                                document['mozPointerLockElement'] === canvas ||
                                document['webkitPointerLockElement'] === canvas;
        }
        document.addEventListener('pointerlockchange', pointerLockChange, false);
        document.addEventListener('mozpointerlockchange', pointerLockChange, false);
        document.addEventListener('webkitpointerlockchange', pointerLockChange, false);
        if (Module['elementPointerLock']) {
          canvas.addEventListener("click", function(ev) {
            if (!Browser.pointerLock && canvas.requestPointerLock) {
              canvas.requestPointerLock();
              ev.preventDefault();
            }
          }, false);
        }
      },createContext:function (canvas, useWebGL, setInModule) {
        var ctx;
        try {
          if (useWebGL) {
            ctx = canvas.getContext('experimental-webgl', {
              alpha: false
            });
          } else {
            ctx = canvas.getContext('2d');
          }
          if (!ctx) throw ':(';
        } catch (e) {
          Module.print('Could not create canvas - ' + e);
          return null;
        }
        if (useWebGL) {
          // Set the background of the WebGL canvas to black
          canvas.style.backgroundColor = "black";
          // Warn on context loss
          canvas.addEventListener('webglcontextlost', function(event) {
            alert('WebGL context lost. You will need to reload the page.');
          }, false);
        }
        if (setInModule) {
          Module.ctx = ctx;
          Module.useWebGL = useWebGL;
          Browser.moduleContextCreatedCallbacks.forEach(function(callback) { callback() });
          Browser.init();
        }
        return ctx;
      },destroyContext:function (canvas, useWebGL, setInModule) {},fullScreenHandlersInstalled:false,lockPointer:undefined,resizeCanvas:undefined,requestFullScreen:function (lockPointer, resizeCanvas) {
        Browser.lockPointer = lockPointer;
        Browser.resizeCanvas = resizeCanvas;
        if (typeof Browser.lockPointer === 'undefined') Browser.lockPointer = true;
        if (typeof Browser.resizeCanvas === 'undefined') Browser.resizeCanvas = false;
        var canvas = Module['canvas'];
        function fullScreenChange() {
          Browser.isFullScreen = false;
          if ((document['webkitFullScreenElement'] || document['webkitFullscreenElement'] ||
               document['mozFullScreenElement'] || document['mozFullscreenElement'] ||
               document['fullScreenElement'] || document['fullscreenElement']) === canvas) {
            canvas.cancelFullScreen = document['cancelFullScreen'] ||
                                      document['mozCancelFullScreen'] ||
                                      document['webkitCancelFullScreen'];
            canvas.cancelFullScreen = canvas.cancelFullScreen.bind(document);
            if (Browser.lockPointer) canvas.requestPointerLock();
            Browser.isFullScreen = true;
            if (Browser.resizeCanvas) Browser.setFullScreenCanvasSize();
          } else if (Browser.resizeCanvas){
            Browser.setWindowedCanvasSize();
          }
          if (Module['onFullScreen']) Module['onFullScreen'](Browser.isFullScreen);
        }
        if (!Browser.fullScreenHandlersInstalled) {
          Browser.fullScreenHandlersInstalled = true;
          document.addEventListener('fullscreenchange', fullScreenChange, false);
          document.addEventListener('mozfullscreenchange', fullScreenChange, false);
          document.addEventListener('webkitfullscreenchange', fullScreenChange, false);
        }
        canvas.requestFullScreen = canvas['requestFullScreen'] ||
                                   canvas['mozRequestFullScreen'] ||
                                   (canvas['webkitRequestFullScreen'] ? function() { canvas['webkitRequestFullScreen'](Element['ALLOW_KEYBOARD_INPUT']) } : null);
        canvas.requestFullScreen();
      },requestAnimationFrame:function (func) {
        if (!window.requestAnimationFrame) {
          window.requestAnimationFrame = window['requestAnimationFrame'] ||
                                         window['mozRequestAnimationFrame'] ||
                                         window['webkitRequestAnimationFrame'] ||
                                         window['msRequestAnimationFrame'] ||
                                         window['oRequestAnimationFrame'] ||
                                         window['setTimeout'];
        }
        window.requestAnimationFrame(func);
      },safeCallback:function (func) {
        return function() {
          if (!ABORT) return func.apply(null, arguments);
        };
      },safeRequestAnimationFrame:function (func) {
        return Browser.requestAnimationFrame(function() {
          if (!ABORT) func();
        });
      },safeSetTimeout:function (func, timeout) {
        return setTimeout(function() {
          if (!ABORT) func();
        }, timeout);
      },safeSetInterval:function (func, timeout) {
        return setInterval(function() {
          if (!ABORT) func();
        }, timeout);
      },getUserMedia:function (func) {
        if(!window.getUserMedia) {
          window.getUserMedia = navigator['getUserMedia'] ||
                                navigator['mozGetUserMedia'];
        }
        window.getUserMedia(func);
      },getMovementX:function (event) {
        return event['movementX'] ||
               event['mozMovementX'] ||
               event['webkitMovementX'] ||
               0;
      },getMovementY:function (event) {
        return event['movementY'] ||
               event['mozMovementY'] ||
               event['webkitMovementY'] ||
               0;
      },mouseX:0,mouseY:0,mouseMovementX:0,mouseMovementY:0,calculateMouseEvent:function (event) { // event should be mousemove, mousedown or mouseup
        if (Browser.pointerLock) {
          // When the pointer is locked, calculate the coordinates
          // based on the movement of the mouse.
          // Workaround for Firefox bug 764498
          if (event.type != 'mousemove' &&
              ('mozMovementX' in event)) {
            Browser.mouseMovementX = Browser.mouseMovementY = 0;
          } else {
            Browser.mouseMovementX = Browser.getMovementX(event);
            Browser.mouseMovementY = Browser.getMovementY(event);
          }
          Browser.mouseX = SDL.mouseX + Browser.mouseMovementX;
          Browser.mouseY = SDL.mouseY + Browser.mouseMovementY;
        } else {
          // Otherwise, calculate the movement based on the changes
          // in the coordinates.
          var rect = Module["canvas"].getBoundingClientRect();
          var x = event.pageX - (window.scrollX + rect.left);
          var y = event.pageY - (window.scrollY + rect.top);
          // the canvas might be CSS-scaled compared to its backbuffer;
          // SDL-using content will want mouse coordinates in terms
          // of backbuffer units.
          var cw = Module["canvas"].width;
          var ch = Module["canvas"].height;
          x = x * (cw / rect.width);
          y = y * (ch / rect.height);
          Browser.mouseMovementX = x - Browser.mouseX;
          Browser.mouseMovementY = y - Browser.mouseY;
          Browser.mouseX = x;
          Browser.mouseY = y;
        }
      },xhrLoad:function (url, onload, onerror) {
        var xhr = new XMLHttpRequest();
        xhr.open('GET', url, true);
        xhr.responseType = 'arraybuffer';
        xhr.onload = function() {
          if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0
            onload(xhr.response);
          } else {
            onerror();
          }
        };
        xhr.onerror = onerror;
        xhr.send(null);
      },asyncLoad:function (url, onload, onerror, noRunDep) {
        Browser.xhrLoad(url, function(arrayBuffer) {
          assert(arrayBuffer, 'Loading data file "' + url + '" failed (no arrayBuffer).');
          onload(new Uint8Array(arrayBuffer));
          if (!noRunDep) removeRunDependency('al ' + url);
        }, function(event) {
          if (onerror) {
            onerror();
          } else {
            throw 'Loading data file "' + url + '" failed.';
          }
        });
        if (!noRunDep) addRunDependency('al ' + url);
      },resizeListeners:[],updateResizeListeners:function () {
        var canvas = Module['canvas'];
        Browser.resizeListeners.forEach(function(listener) {
          listener(canvas.width, canvas.height);
        });
      },setCanvasSize:function (width, height, noUpdates) {
        var canvas = Module['canvas'];
        canvas.width = width;
        canvas.height = height;
        if (!noUpdates) Browser.updateResizeListeners();
      },windowedWidth:0,windowedHeight:0,setFullScreenCanvasSize:function () {
        var canvas = Module['canvas'];
        this.windowedWidth = canvas.width;
        this.windowedHeight = canvas.height;
        canvas.width = screen.width;
        canvas.height = screen.height;
        var flags = HEAPU32[((SDL.screen+Runtime.QUANTUM_SIZE*0)>>2)];
        flags = flags | 0x00800000; // set SDL_FULLSCREEN flag
        HEAP32[((SDL.screen+Runtime.QUANTUM_SIZE*0)>>2)]=flags
        Browser.updateResizeListeners();
      },setWindowedCanvasSize:function () {
        var canvas = Module['canvas'];
        canvas.width = this.windowedWidth;
        canvas.height = this.windowedHeight;
        var flags = HEAPU32[((SDL.screen+Runtime.QUANTUM_SIZE*0)>>2)];
        flags = flags & ~0x00800000; // clear SDL_FULLSCREEN flag
        HEAP32[((SDL.screen+Runtime.QUANTUM_SIZE*0)>>2)]=flags
        Browser.updateResizeListeners();
      }};
Module["requestFullScreen"] = function(lockPointer, resizeCanvas) { Browser.requestFullScreen(lockPointer, resizeCanvas) };
  Module["requestAnimationFrame"] = function(func) { Browser.requestAnimationFrame(func) };
  Module["pauseMainLoop"] = function() { Browser.mainLoop.pause() };
  Module["resumeMainLoop"] = function() { Browser.mainLoop.resume() };
  Module["getUserMedia"] = function() { Browser.getUserMedia() }
STACK_BASE = STACKTOP = Runtime.alignMemory(STATICTOP);
staticSealed = true; // seal the static portion of memory
STACK_MAX = STACK_BASE + 5242880;
DYNAMIC_BASE = DYNAMICTOP = Runtime.alignMemory(STACK_MAX);
assert(DYNAMIC_BASE < TOTAL_MEMORY); // Stack must fit in TOTAL_MEMORY; allocations from here on may enlarge TOTAL_MEMORY
 var ctlz_i8 = allocate([8,7,6,6,5,5,5,5,4,4,4,4,4,4,4,4,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], "i8", ALLOC_DYNAMIC);
 var cttz_i8 = allocate([8,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,5,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,6,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,5,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,7,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,5,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,6,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,5,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0], "i8", ALLOC_DYNAMIC);
var Math_min = Math.min;
function invoke_ii(index,a1) {
  try {
    return Module["dynCall_ii"](index,a1);
  } catch(e) {
    if (typeof e !== 'number' && e !== 'longjmp') throw e;
    asm["setThrew"](1, 0);
  }
}
function invoke_v(index) {
  try {
    Module["dynCall_v"](index);
  } catch(e) {
    if (typeof e !== 'number' && e !== 'longjmp') throw e;
    asm["setThrew"](1, 0);
  }
}
function invoke_iii(index,a1,a2) {
  try {
    return Module["dynCall_iii"](index,a1,a2);
  } catch(e) {
    if (typeof e !== 'number' && e !== 'longjmp') throw e;
    asm["setThrew"](1, 0);
  }
}
function invoke_vi(index,a1) {
  try {
    Module["dynCall_vi"](index,a1);
  } catch(e) {
    if (typeof e !== 'number' && e !== 'longjmp') throw e;
    asm["setThrew"](1, 0);
  }
}
function asmPrintInt(x, y) {
  Module.print('int ' + x + ',' + y);// + ' ' + new Error().stack);
}
function asmPrintFloat(x, y) {
  Module.print('float ' + x + ',' + y);// + ' ' + new Error().stack);
}
// EMSCRIPTEN_START_ASM
var asm=(function(global,env,buffer){"use asm";var a=new global.Int8Array(buffer);var b=new global.Int16Array(buffer);var c=new global.Int32Array(buffer);var d=new global.Uint8Array(buffer);var e=new global.Uint16Array(buffer);var f=new global.Uint32Array(buffer);var g=new global.Float32Array(buffer);var h=new global.Float64Array(buffer);var i=env.STACKTOP|0;var j=env.STACK_MAX|0;var k=env.tempDoublePtr|0;var l=env.ABORT|0;var m=env.cttz_i8|0;var n=env.ctlz_i8|0;var o=+env.NaN;var p=+env.Infinity;var q=0;var r=0;var s=0;var t=0;var u=0,v=0,w=0,x=0,y=0.0,z=0,A=0,B=0,C=0.0;var D=0;var E=0;var F=0;var G=0;var H=0;var I=0;var J=0;var K=0;var L=0;var M=0;var N=global.Math.floor;var O=global.Math.abs;var P=global.Math.sqrt;var Q=global.Math.pow;var R=global.Math.cos;var S=global.Math.sin;var T=global.Math.tan;var U=global.Math.acos;var V=global.Math.asin;var W=global.Math.atan;var X=global.Math.atan2;var Y=global.Math.exp;var Z=global.Math.log;var _=global.Math.ceil;var $=global.Math.imul;var aa=env.abort;var ab=env.assert;var ac=env.asmPrintInt;var ad=env.asmPrintFloat;var ae=env.copyTempDouble;var af=env.copyTempFloat;var ag=env.min;var ah=env.invoke_ii;var ai=env.invoke_v;var aj=env.invoke_iii;var ak=env.invoke_vi;var al=env._llvm_lifetime_end;var am=env._malloc;var an=env._free;var ao=env._llvm_lifetime_start;
// EMSCRIPTEN_START_FUNCS
function at(a){a=a|0;var b=0;b=i;i=i+a|0;i=i+7>>3<<3;return b|0}function au(){return i|0}function av(a){a=a|0;i=a}function aw(a,b){a=a|0;b=b|0;if((q|0)==0){q=a;r=b}}function ax(a){a=a|0;D=a}function ay(a){a=a|0;E=a}function az(a){a=a|0;F=a}function aA(a){a=a|0;G=a}function aB(a){a=a|0;H=a}function aC(a){a=a|0;I=a}function aD(a){a=a|0;J=a}function aE(a){a=a|0;K=a}function aF(a){a=a|0;L=a}function aG(a){a=a|0;M=a}function aH(b,c){b=b|0;c=c|0;return((((a[c+1|0]^a[b+1|0]|a[c]^a[b]|a[c+2|0]^a[b+2|0]|a[c+3|0]^a[b+3|0]|a[c+4|0]^a[b+4|0]|a[c+5|0]^a[b+5|0]|a[c+6|0]^a[b+6|0]|a[c+7|0]^a[b+7|0]|a[c+8|0]^a[b+8|0]|a[c+9|0]^a[b+9|0]|a[c+10|0]^a[b+10|0]|a[c+11|0]^a[b+11|0]|a[c+12|0]^a[b+12|0]|a[c+13|0]^a[b+13|0]|a[c+14|0]^a[b+14|0]|a[c+15|0]^a[b+15|0]|a[c+16|0]^a[b+16|0]|a[c+17|0]^a[b+17|0]|a[c+18|0]^a[b+18|0]|a[c+19|0]^a[b+19|0]|a[c+20|0]^a[b+20|0]|a[c+21|0]^a[b+21|0]|a[c+22|0]^a[b+22|0]|a[c+23|0]^a[b+23|0]|a[c+24|0]^a[b+24|0]|a[c+25|0]^a[b+25|0]|a[c+26|0]^a[b+26|0]|a[c+27|0]^a[b+27|0]|a[c+28|0]^a[b+28|0]|a[c+29|0]^a[b+29|0]|a[c+30|0]^a[b+30|0]|a[c+31|0]^a[b+31|0])&255)+511|0)>>>8&1)-1|0}function aI(b,d,e,f){b=b|0;d=d|0;e=e|0;f=f|0;var g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0;g=i;i=i+384|0;h=g+152|0;j=g+312|0;k=g+376|0;l=i;i=i+(f+64|0)|0;i=i+7>>3<<3;c[k>>2]=0;c[k+4>>2]=0;m=j|0;bb(m|0,d|0,32);a2(h,d);d=g+32|0;aR(d,h+80|0);n=g+72|0;aP(n,h|0,d);o=g+112|0;aP(o,h+40|0,d);aU(j+32|0,o);o=g|0;aU(o,n);n=j+63|0;j=a[n]^a[o]<<7;a[n]=j;aK(l,k,e,f,0,m);bb(b|0,l|0,64);l=b+63|0;a[l]=a[l]|j&-128;i=g;return}function aJ(b,d,e,f){b=b|0;d=d|0;e=e|0;f=f|0;var g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0;g=i;i=i+240|0;h=g|0;j=g+40|0;k=g+80|0;l=g+200|0;m=f+64|0;n=i;i=i+m|0;i=i+7>>3<<3;o=i;i=i+m|0;i=i+7>>3<<3;p=h|0;aO(p,d);d=j|0;q=c[p>>2]|0;p=c[h+4>>2]|0;r=c[h+8>>2]|0;s=c[h+12>>2]|0;t=c[h+16>>2]|0;u=c[h+20>>2]|0;v=c[h+24>>2]|0;w=c[h+28>>2]|0;x=c[h+32>>2]|0;y=c[h+36>>2]|0;c[d>>2]=q-1;c[j+4>>2]=p;c[j+8>>2]=r;c[j+12>>2]=s;c[j+16>>2]=t;c[j+20>>2]=u;c[j+24>>2]=v;c[j+28>>2]=w;c[j+32>>2]=x;c[j+36>>2]=y;j=k|0;c[j>>2]=q+1;c[k+4>>2]=p;c[k+8>>2]=r;c[k+12>>2]=s;c[k+16>>2]=t;c[k+20>>2]=u;c[k+24>>2]=v;c[k+28>>2]=w;c[k+32>>2]=x;c[k+36>>2]=y;y=g+120|0;aR(y,j);j=g+160|0;aP(j,d,y);y=l|0;aU(y,j);j=b+63|0;d=a[j]|0;k=l+31|0;a[k]=a[k]|d&-128;a[j]=d&127;bb(n|0,b|0,64);bb(n+64|0,e|0,f);f=a5(o,g+232|0,n,m,0,y)|0;i=g;return f|0}function aK(b,d,e,f,g,h){b=b|0;d=d|0;e=e|0;f=f|0;g=g|0;h=h|0;var j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0;j=i;i=i+872|0;k=j|0;l=j+200|0;m=j+232|0;n=j+272|0;o=j+312|0;p=j+352|0;q=j+648|0;r=j+712|0;s=j+552|0;bb(s|0,h+32|0,32);t=bf(f,g,64,0)|0;c[d>>2]=t;c[d+4>>2]=D;bc(b+64|0,e|0,f|0);e=b+32|0;bc(e|0,h|0,32);d=j+584|0;u=bf(f,g,32,0)|0;g=p|0;f=p+128|0;bb(f|0,31520,64);v=p+192|0;c[v>>2]=0;c[v+4>>2]=0;w=u;if((w|0)!=0){u=f;f=w;w=e;x=0;while(1){y=128-x|0;z=y>>>0>f>>>0?f:y;bb(p+x|0,w|0,z);y=z+x|0;if((y|0)==128){a9(g,u);A=0}else{A=y}y=bf(c[v>>2]|0,c[v+4>>2]|0,z,0)|0;c[v>>2]=y;c[v+4>>2]=D;if((f|0)==(z|0)){break}else{f=f-z|0;w=w+z|0;x=A}}}ba(g,0,0,d,8);bb(e|0,s|0,32);a7(d);a2(r,d);s=m|0;aR(s,r+80|0);m=n|0;aP(m,r|0,s);n=o|0;aP(n,r+40|0,s);aU(b,n);n=l|0;aU(n,m);m=b+31|0;a[m]=a[m]^a[n]<<7;n=q|0;q=k|0;m=k+128|0;bb(m|0,31520,64);l=k+192|0;c[l>>2]=0;c[l+4>>2]=0;s=t;if((s|0)==0){ba(q,0,0,n,8);a7(n);a6(e,n,h,d);i=j;return 0}t=m;m=s;s=b;b=0;while(1){r=128-b|0;o=r>>>0>m>>>0?m:r;bb(k+b|0,s|0,o);r=o+b|0;if((r|0)==128){a9(q,t);B=0}else{B=r}r=bf(c[l>>2]|0,c[l+4>>2]|0,o,0)|0;c[l>>2]=r;c[l+4>>2]=D;if((m|0)==(o|0)){break}else{m=m-o|0;s=s+o|0;b=B}}ba(q,0,0,n,8);a7(n);a6(e,n,h,d);i=j;return 0}function aL(b,e,f){b=b|0;e=e|0;f=f|0;var g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0,aL=0,aO=0,aP=0,aR=0,aS=0,aT=0,aU=0,aV=0,aW=0,aX=0,aY=0,aZ=0,a_=0,a$=0,a0=0,a1=0,a2=0,a3=0,a4=0,a5=0,a6=0,a7=0,a8=0,a9=0,ba=0,bc=0,be=0,bh=0,bi=0,bj=0,bk=0,bl=0,bm=0,bn=0,bo=0,bq=0,br=0,bs=0,bt=0,bu=0,bv=0,bw=0,bx=0,by=0,bz=0,bA=0,bB=0,bC=0,bD=0,bE=0,bF=0,bG=0,bH=0,bI=0,bJ=0,bK=0,bL=0,bM=0,bN=0,bO=0,bP=0,bQ=0,bR=0,bS=0,bT=0,bU=0,bV=0,bW=0,bX=0,bY=0,bZ=0,b_=0,b$=0,b0=0,b1=0,b2=0,b3=0,b4=0;g=i;i=i+3480|0;h=g|0;j=g+80|0;k=g+160|0;l=g+240|0;m=g+320|0;n=g+400|0;o=g+480|0;p=g+560|0;q=g+640|0;r=g+720|0;s=g+800|0;t=g+952|0;u=g+1104|0;v=g+1256|0;w=g+1560|0;x=g+1712|0;y=g+1864|0;z=g+2016|0;A=g+2168|0;B=g+2320|0;C=g+2472|0;E=g+2624|0;F=g+2776|0;G=g+2928|0;H=g+3080|0;I=g+3120|0;J=g+3200|0;K=g+3280|0;L=g+3368|0;M=g+3448|0;bb(M|0,e|0,32);e=I|0;N=d[f+1|0]|0;O=d[f+2|0]|0;P=d[f+3|0]|0;Q=0;c[e>>2]=N<<8|0>>>24|(d[f]|0)|(O<<16|0>>>16)|(P<<24|0>>>8)&50331648;c[e+4>>2]=0<<8|N>>>24|(0<<16|O>>>16)|(Q<<24|P>>>8)&0;O=d[f+4|0]|0;N=d[f+5|0]|0;R=d[f+6|0]|0;S=0;T=0<<8|O>>>24|Q|(0<<16|N>>>16)|(S<<24|R>>>8);Q=I+8|0;c[Q>>2]=((O<<8|0>>>24|P|(N<<16|0>>>16)|(R<<24|0>>>8))>>>2|T<<30)&33554431;c[Q+4>>2]=(T>>>2|0<<30)&0;T=d[f+7|0]|0;Q=d[f+8|0]|0;N=d[f+9|0]|0;P=0;O=0<<8|T>>>24|S|(0<<16|Q>>>16)|(P<<24|N>>>8);S=I+16|0;c[S>>2]=((T<<8|0>>>24|R|(Q<<16|0>>>16)|(N<<24|0>>>8))>>>3|O<<29)&67108863;c[S+4>>2]=(O>>>3|0<<29)&0;O=d[f+10|0]|0;S=d[f+11|0]|0;Q=d[f+12|0]|0;R=0;T=0<<8|O>>>24|P|(0<<16|S>>>16)|(R<<24|Q>>>8);P=I+24|0;c[P>>2]=((O<<8|0>>>24|N|(S<<16|0>>>16)|(Q<<24|0>>>8))>>>5|T<<27)&33554431;c[P+4>>2]=(T>>>5|0<<27)&0;T=d[f+13|0]|0;P=d[f+14|0]|0;S=d[f+15|0]|0;N=0<<8|T>>>24|R|(0<<16|P>>>16)|(0<<24|S>>>8);R=I+32|0;c[R>>2]=((T<<8|0>>>24|Q|(P<<16|0>>>16)|(S<<24|0>>>8))>>>6|N<<26)&67108863;c[R+4>>2]=(N>>>6|0<<26)&0;N=d[f+17|0]|0;R=d[f+18|0]|0;S=d[f+19|0]|0;P=0;Q=I+40|0;c[Q>>2]=N<<8|0>>>24|(d[f+16|0]|0)|(R<<16|0>>>16)|(S<<24|0>>>8)&16777216;c[Q+4>>2]=0<<8|N>>>24|(0<<16|R>>>16)|(P<<24|S>>>8)&0;R=d[f+20|0]|0;N=d[f+21|0]|0;Q=d[f+22|0]|0;T=0;O=0<<8|R>>>24|P|(0<<16|N>>>16)|(T<<24|Q>>>8);P=I+48|0;c[P>>2]=((R<<8|0>>>24|S|(N<<16|0>>>16)|(Q<<24|0>>>8))>>>1|O<<31)&67108863;c[P+4>>2]=(O>>>1|0<<31)&0;O=d[f+23|0]|0;P=d[f+24|0]|0;N=d[f+25|0]|0;S=0;R=0<<8|O>>>24|T|(0<<16|P>>>16)|(S<<24|N>>>8);T=I+56|0;c[T>>2]=((O<<8|0>>>24|Q|(P<<16|0>>>16)|(N<<24|0>>>8))>>>3|R<<29)&33554431;c[T+4>>2]=(R>>>3|0<<29)&0;R=d[f+26|0]|0;T=d[f+27|0]|0;P=d[f+28|0]|0;Q=0;O=0<<8|R>>>24|S|(0<<16|T>>>16)|(Q<<24|P>>>8);S=I+64|0;c[S>>2]=((R<<8|0>>>24|N|(T<<16|0>>>16)|(P<<24|0>>>8))>>>4|O<<28)&67108863;c[S+4>>2]=(O>>>4|0<<28)&0;O=d[f+29|0]|0;S=d[f+30|0]|0;T=d[f+31|0]|0;f=0<<8|O>>>24|Q|(0<<16|S>>>16)|(0<<24|T>>>8);Q=I+72|0;c[Q>>2]=((O<<8|0>>>24|P|(S<<16|0>>>16)|(T<<24|0>>>8))>>>6|f<<26)&33554431;c[Q+4>>2]=(f>>>6|0<<26)&0;f=J|0;Q=x;bd(Q|0,0,152);bd(y|0,0,152);T=y|0;c[T>>2]=1;c[T+4>>2]=0;bd(z|0,0,152);y=z|0;c[y>>2]=1;c[y+4>>2]=0;bd(A|0,0,152);bd(B|0,0,152);bd(C|0,0,152);z=C|0;c[z>>2]=1;c[z+4>>2]=0;bd(E|0,0,152);bd(F|0,0,152);C=F|0;c[C>>2]=1;c[C+4>>2]=0;bb(Q|0,I|0,80);I=G;Q=v;F=w;S=u|0;P=v|0;O=u+144|0;N=u+64|0;R=u+136|0;U=u+56|0;V=u+128|0;W=u+48|0;X=u+120|0;Y=u+40|0;Z=u+112|0;_=u+32|0;aa=u+104|0;ab=u+24|0;ac=u+96|0;ad=u+16|0;ae=u+88|0;af=u+8|0;ag=u+80|0;ah=v+144|0;ai=v+64|0;aj=v+136|0;ak=v+56|0;al=v+128|0;am=v+48|0;an=v+120|0;ao=v+40|0;ap=v+112|0;aq=v+32|0;ar=v+104|0;as=v+24|0;at=v+96|0;au=v+16|0;av=v+88|0;aw=v+8|0;ax=v+80|0;ay=u+72|0;u=v+72|0;v=w|0;w=g+1408|0;az=s|0;aA=t|0;aB=s+8|0;aC=t+8|0;aD=s+16|0;aE=t+16|0;aF=s+24|0;aG=t+24|0;aH=s+32|0;aI=t+32|0;aJ=s+40|0;aK=t+40|0;aL=s+48|0;aO=t+48|0;aP=s+56|0;aR=t+56|0;aS=s+64|0;aT=t+64|0;aU=s+72|0;s=t+72|0;t=G|0;aV=G+80|0;aW=aV;aX=G+8|0;aY=G+16|0;aZ=G+24|0;a_=G+32|0;a$=G+40|0;a0=G+48|0;a1=G+56|0;a2=G+64|0;a3=G+72|0;a4=y;y=A|0;A=T;T=B|0;B=z;z=E|0;E=C;C=0;a5=x|0;while(1){x=a4;a6=y;a7=A;a8=T;a9=B;ba=z;bc=E;be=0;bh=a[M+(31-C|0)|0]|0;bi=a5;while(1){bj=bg(0,0,(bh&255)>>>7,0)|0;bk=0;while(1){bl=x+(bk<<3)|0;bm=c[bl>>2]|0;bn=bi+(bk<<3)|0;bo=(c[bn>>2]^bm)&bj;bq=bo^bm;c[bl>>2]=bq;c[bl+4>>2]=(bq|0)<0?-1:0;bq=bo^c[bn>>2];c[bn>>2]=bq;c[bn+4>>2]=(bq|0)<0?-1:0;bq=bk+1|0;if(bq>>>0<10){bk=bq}else{br=0;break}}do{bk=a6+(br<<3)|0;bq=c[bk>>2]|0;bn=a7+(br<<3)|0;bo=(c[bn>>2]^bq)&bj;bl=bo^bq;c[bk>>2]=bl;c[bk+4>>2]=(bl|0)<0?-1:0;bl=bo^c[bn>>2];c[bn>>2]=bl;c[bn+4>>2]=(bl|0)<0?-1:0;br=br+1|0;}while(br>>>0<10);bl=c[x>>2]|0;bn=c[x+4>>2]|0;bo=x+8|0;bk=c[bo>>2]|0;bq=c[bo+4>>2]|0;bm=x+16|0;bs=c[bm>>2]|0;bt=c[bm+4>>2]|0;bu=x+24|0;bv=c[bu>>2]|0;bw=c[bu+4>>2]|0;bx=x+32|0;by=c[bx>>2]|0;bz=c[bx+4>>2]|0;bA=x+40|0;bB=c[bA>>2]|0;bC=c[bA+4>>2]|0;bD=x+48|0;bE=c[bD>>2]|0;bF=c[bD+4>>2]|0;bG=x+56|0;bH=c[bG>>2]|0;bI=c[bG+4>>2]|0;bJ=x+64|0;bK=c[bJ>>2]|0;bL=c[bJ+4>>2]|0;bM=x+72|0;bN=c[bM>>2]|0;bO=c[bM+4>>2]|0;bP=bf(c[a6>>2]|0,c[a6+4>>2]|0,bl,bn)|0;c[x>>2]=bP;c[x+4>>2]=D;bP=a6+8|0;bQ=bf(c[bP>>2]|0,c[bP+4>>2]|0,bk,bq)|0;c[bo>>2]=bQ;c[bo+4>>2]=D;bo=a6+16|0;bQ=bf(c[bo>>2]|0,c[bo+4>>2]|0,bs,bt)|0;c[bm>>2]=bQ;c[bm+4>>2]=D;bm=a6+24|0;bQ=bf(c[bm>>2]|0,c[bm+4>>2]|0,bv,bw)|0;c[bu>>2]=bQ;c[bu+4>>2]=D;bu=a6+32|0;bQ=bf(c[bu>>2]|0,c[bu+4>>2]|0,by,bz)|0;c[bx>>2]=bQ;c[bx+4>>2]=D;bx=a6+40|0;bQ=bf(c[bx>>2]|0,c[bx+4>>2]|0,bB,bC)|0;c[bA>>2]=bQ;c[bA+4>>2]=D;bA=a6+48|0;bQ=bf(c[bA>>2]|0,c[bA+4>>2]|0,bE,bF)|0;c[bD>>2]=bQ;c[bD+4>>2]=D;bD=a6+56|0;bQ=bf(c[bD>>2]|0,c[bD+4>>2]|0,bH,bI)|0;c[bG>>2]=bQ;c[bG+4>>2]=D;bG=a6+64|0;bQ=bf(c[bG>>2]|0,c[bG+4>>2]|0,bK,bL)|0;c[bJ>>2]=bQ;c[bJ+4>>2]=D;bJ=a6+72|0;bQ=bf(c[bJ>>2]|0,c[bJ+4>>2]|0,bN,bO)|0;c[bM>>2]=bQ;c[bM+4>>2]=D;bM=bg(bl,bn,c[a6>>2]|0,c[a6+4>>2]|0)|0;c[a6>>2]=bM;c[a6+4>>2]=D;bM=bg(bk,bq,c[bP>>2]|0,c[bP+4>>2]|0)|0;c[bP>>2]=bM;c[bP+4>>2]=D;bP=bg(bs,bt,c[bo>>2]|0,c[bo+4>>2]|0)|0;c[bo>>2]=bP;c[bo+4>>2]=D;bo=bg(bv,bw,c[bm>>2]|0,c[bm+4>>2]|0)|0;c[bm>>2]=bo;c[bm+4>>2]=D;bm=bg(by,bz,c[bu>>2]|0,c[bu+4>>2]|0)|0;c[bu>>2]=bm;c[bu+4>>2]=D;bu=bg(bB,bC,c[bx>>2]|0,c[bx+4>>2]|0)|0;c[bx>>2]=bu;c[bx+4>>2]=D;bx=bg(bE,bF,c[bA>>2]|0,c[bA+4>>2]|0)|0;c[bA>>2]=bx;c[bA+4>>2]=D;bA=bg(bH,bI,c[bD>>2]|0,c[bD+4>>2]|0)|0;c[bD>>2]=bA;c[bD+4>>2]=D;bD=bg(bK,bL,c[bG>>2]|0,c[bG+4>>2]|0)|0;c[bG>>2]=bD;c[bG+4>>2]=D;bG=bg(bN,bO,c[bJ>>2]|0,c[bJ+4>>2]|0)|0;c[bJ>>2]=bG;c[bJ+4>>2]=D;bJ=c[bi>>2]|0;bG=c[bi+4>>2]|0;bO=bi+8|0;bN=c[bO>>2]|0;bD=c[bO+4>>2]|0;bL=bi+16|0;bK=c[bL>>2]|0;bA=c[bL+4>>2]|0;bI=bi+24|0;bH=c[bI>>2]|0;bx=c[bI+4>>2]|0;bF=bi+32|0;bE=c[bF>>2]|0;bu=c[bF+4>>2]|0;bC=bi+40|0;bB=c[bC>>2]|0;bm=c[bC+4>>2]|0;bz=bi+48|0;by=c[bz>>2]|0;bo=c[bz+4>>2]|0;bw=bi+56|0;bv=c[bw>>2]|0;bP=c[bw+4>>2]|0;bt=bi+64|0;bs=c[bt>>2]|0;bM=c[bt+4>>2]|0;bq=bi+72|0;bk=c[bq>>2]|0;bn=c[bq+4>>2]|0;bl=bf(c[a7>>2]|0,c[a7+4>>2]|0,bJ,bG)|0;c[bi>>2]=bl;c[bi+4>>2]=D;bl=a7+8|0;bQ=bf(c[bl>>2]|0,c[bl+4>>2]|0,bN,bD)|0;c[bO>>2]=bQ;c[bO+4>>2]=D;bO=a7+16|0;bQ=bf(c[bO>>2]|0,c[bO+4>>2]|0,bK,bA)|0;c[bL>>2]=bQ;c[bL+4>>2]=D;bL=a7+24|0;bQ=bf(c[bL>>2]|0,c[bL+4>>2]|0,bH,bx)|0;c[bI>>2]=bQ;c[bI+4>>2]=D;bI=a7+32|0;bQ=bf(c[bI>>2]|0,c[bI+4>>2]|0,bE,bu)|0;c[bF>>2]=bQ;c[bF+4>>2]=D;bF=a7+40|0;bQ=bf(c[bF>>2]|0,c[bF+4>>2]|0,bB,bm)|0;c[bC>>2]=bQ;c[bC+4>>2]=D;bC=a7+48|0;bQ=bf(c[bC>>2]|0,c[bC+4>>2]|0,by,bo)|0;c[bz>>2]=bQ;c[bz+4>>2]=D;bz=a7+56|0;bQ=bf(c[bz>>2]|0,c[bz+4>>2]|0,bv,bP)|0;c[bw>>2]=bQ;c[bw+4>>2]=D;bw=a7+64|0;bQ=bf(c[bw>>2]|0,c[bw+4>>2]|0,bs,bM)|0;c[bt>>2]=bQ;c[bt+4>>2]=D;bt=a7+72|0;bQ=bf(c[bt>>2]|0,c[bt+4>>2]|0,bk,bn)|0;c[bq>>2]=bQ;c[bq+4>>2]=D;bq=bg(bJ,bG,c[a7>>2]|0,c[a7+4>>2]|0)|0;c[a7>>2]=bq;c[a7+4>>2]=D;bq=bg(bN,bD,c[bl>>2]|0,c[bl+4>>2]|0)|0;c[bl>>2]=bq;c[bl+4>>2]=D;bl=bg(bK,bA,c[bO>>2]|0,c[bO+4>>2]|0)|0;c[bO>>2]=bl;c[bO+4>>2]=D;bO=bg(bH,bx,c[bL>>2]|0,c[bL+4>>2]|0)|0;c[bL>>2]=bO;c[bL+4>>2]=D;bL=bg(bE,bu,c[bI>>2]|0,c[bI+4>>2]|0)|0;c[bI>>2]=bL;c[bI+4>>2]=D;bI=bg(bB,bm,c[bF>>2]|0,c[bF+4>>2]|0)|0;c[bF>>2]=bI;c[bF+4>>2]=D;bF=bg(by,bo,c[bC>>2]|0,c[bC+4>>2]|0)|0;c[bC>>2]=bF;c[bC+4>>2]=D;bC=bg(bv,bP,c[bz>>2]|0,c[bz+4>>2]|0)|0;c[bz>>2]=bC;c[bz+4>>2]=D;bz=bg(bs,bM,c[bw>>2]|0,c[bw+4>>2]|0)|0;c[bw>>2]=bz;c[bw+4>>2]=D;bw=bg(bk,bn,c[bt>>2]|0,c[bt+4>>2]|0)|0;c[bt>>2]=bw;c[bt+4>>2]=D;aM(S,bi,a6);aM(P,x,a7);bt=c[O>>2]|0;bw=c[O+4>>2]|0;bn=c[N>>2]|0;bk=c[N+4>>2]|0;bz=bp(bt,bw,18,0)|0;bM=D;bs=bf(bn,bk,bt,bw)|0;bw=bf(bs,D,bz,bM)|0;c[N>>2]=bw;c[N+4>>2]=D;bw=c[R>>2]|0;bM=c[R+4>>2]|0;bz=c[U>>2]|0;bs=c[U+4>>2]|0;bt=bp(bw,bM,18,0)|0;bk=D;bn=bf(bz,bs,bw,bM)|0;bM=bf(bn,D,bt,bk)|0;c[U>>2]=bM;c[U+4>>2]=D;bM=c[V>>2]|0;bk=c[V+4>>2]|0;bt=c[W>>2]|0;bn=c[W+4>>2]|0;bw=bp(bM,bk,18,0)|0;bs=D;bz=bf(bt,bn,bM,bk)|0;bk=bf(bz,D,bw,bs)|0;c[W>>2]=bk;c[W+4>>2]=D;bk=c[X>>2]|0;bs=c[X+4>>2]|0;bw=c[Y>>2]|0;bz=c[Y+4>>2]|0;bM=bp(bk,bs,18,0)|0;bn=D;bt=bf(bw,bz,bk,bs)|0;bs=bf(bt,D,bM,bn)|0;c[Y>>2]=bs;c[Y+4>>2]=D;bs=c[Z>>2]|0;bn=c[Z+4>>2]|0;bM=c[_>>2]|0;bt=c[_+4>>2]|0;bk=bp(bs,bn,18,0)|0;bz=D;bw=bf(bM,bt,bs,bn)|0;bn=bf(bw,D,bk,bz)|0;c[_>>2]=bn;c[_+4>>2]=D;bn=c[aa>>2]|0;bz=c[aa+4>>2]|0;bk=c[ab>>2]|0;bw=c[ab+4>>2]|0;bs=bp(bn,bz,18,0)|0;bt=D;bM=bf(bk,bw,bn,bz)|0;bz=bf(bM,D,bs,bt)|0;c[ab>>2]=bz;c[ab+4>>2]=D;bz=c[ac>>2]|0;bt=c[ac+4>>2]|0;bs=c[ad>>2]|0;bM=c[ad+4>>2]|0;bn=bp(bz,bt,18,0)|0;bw=D;bk=bf(bs,bM,bz,bt)|0;bt=bf(bk,D,bn,bw)|0;c[ad>>2]=bt;c[ad+4>>2]=D;bt=c[ae>>2]|0;bw=c[ae+4>>2]|0;bn=c[af>>2]|0;bk=c[af+4>>2]|0;bz=bp(bt,bw,18,0)|0;bM=D;bs=bf(bn,bk,bt,bw)|0;bw=bf(bs,D,bz,bM)|0;c[af>>2]=bw;c[af+4>>2]=D;bw=c[ag>>2]|0;bM=c[ag+4>>2]|0;bz=c[S>>2]|0;bs=c[S+4>>2]|0;bt=bp(bw,bM,18,0)|0;bk=D;bn=bf(bz,bs,bw,bM)|0;bM=bf(bn,D,bt,bk)|0;c[S>>2]=bM;c[S+4>>2]=D;aN(S);bM=c[ah>>2]|0;bk=c[ah+4>>2]|0;bt=c[ai>>2]|0;bn=c[ai+4>>2]|0;bw=bp(bM,bk,18,0)|0;bs=D;bz=bf(bt,bn,bM,bk)|0;bk=bf(bz,D,bw,bs)|0;c[ai>>2]=bk;c[ai+4>>2]=D;bk=c[aj>>2]|0;bs=c[aj+4>>2]|0;bw=c[ak>>2]|0;bz=c[ak+4>>2]|0;bM=bp(bk,bs,18,0)|0;bn=D;bt=bf(bw,bz,bk,bs)|0;bs=bf(bt,D,bM,bn)|0;c[ak>>2]=bs;c[ak+4>>2]=D;bs=c[al>>2]|0;bn=c[al+4>>2]|0;bM=c[am>>2]|0;bt=c[am+4>>2]|0;bk=bp(bs,bn,18,0)|0;bz=D;bw=bf(bM,bt,bs,bn)|0;bn=bf(bw,D,bk,bz)|0;c[am>>2]=bn;c[am+4>>2]=D;bn=c[an>>2]|0;bz=c[an+4>>2]|0;bk=c[ao>>2]|0;bw=c[ao+4>>2]|0;bs=bp(bn,bz,18,0)|0;bt=D;bM=bf(bk,bw,bn,bz)|0;bz=bf(bM,D,bs,bt)|0;c[ao>>2]=bz;c[ao+4>>2]=D;bz=c[ap>>2]|0;bt=c[ap+4>>2]|0;bs=c[aq>>2]|0;bM=c[aq+4>>2]|0;bn=bp(bz,bt,18,0)|0;bw=D;bk=bf(bs,bM,bz,bt)|0;bt=bf(bk,D,bn,bw)|0;c[aq>>2]=bt;c[aq+4>>2]=D;bt=c[ar>>2]|0;bw=c[ar+4>>2]|0;bn=c[as>>2]|0;bk=c[as+4>>2]|0;bz=bp(bt,bw,18,0)|0;bM=D;bs=bf(bn,bk,bt,bw)|0;bw=bf(bs,D,bz,bM)|0;c[as>>2]=bw;c[as+4>>2]=D;bw=c[at>>2]|0;bM=c[at+4>>2]|0;bz=c[au>>2]|0;bs=c[au+4>>2]|0;bt=bp(bw,bM,18,0)|0;bk=D;bn=bf(bz,bs,bw,bM)|0;bM=bf(bn,D,bt,bk)|0;c[au>>2]=bM;c[au+4>>2]=D;bM=c[av>>2]|0;bk=c[av+4>>2]|0;bt=c[aw>>2]|0;bn=c[aw+4>>2]|0;bw=bp(bM,bk,18,0)|0;bs=D;bz=bf(bt,bn,bM,bk)|0;bk=bf(bz,D,bw,bs)|0;c[aw>>2]=bk;c[aw+4>>2]=D;bk=c[ax>>2]|0;bs=c[ax+4>>2]|0;bw=c[P>>2]|0;bz=c[P+4>>2]|0;bM=bp(bk,bs,18,0)|0;bn=D;bt=bf(bw,bz,bk,bs)|0;bs=bf(bt,D,bM,bn)|0;c[P>>2]=bs;c[P+4>>2]=D;aN(P);bs=c[S>>2]|0;bn=c[S+4>>2]|0;bM=c[af>>2]|0;bt=c[af+4>>2]|0;bk=c[ad>>2]|0;bz=c[ad+4>>2]|0;bw=c[ab>>2]|0;bC=c[ab+4>>2]|0;bP=c[_>>2]|0;bv=c[_+4>>2]|0;bF=c[Y>>2]|0;bo=c[Y+4>>2]|0;by=c[W>>2]|0;bI=c[W+4>>2]|0;bm=c[U>>2]|0;bB=c[U+4>>2]|0;bL=c[N>>2]|0;bu=c[N+4>>2]|0;bE=c[ay>>2]|0;bO=c[ay+4>>2]|0;bx=c[P>>2]|0;bH=c[P+4>>2]|0;bl=bf(bx,bH,bs,bn)|0;c[S>>2]=bl;c[S+4>>2]=D;bl=c[aw>>2]|0;bA=c[aw+4>>2]|0;bK=bf(bl,bA,bM,bt)|0;c[af>>2]=bK;c[af+4>>2]=D;bK=c[au>>2]|0;bq=c[au+4>>2]|0;bD=bf(bK,bq,bk,bz)|0;c[ad>>2]=bD;c[ad+4>>2]=D;bD=c[as>>2]|0;bN=c[as+4>>2]|0;bG=bf(bD,bN,bw,bC)|0;c[ab>>2]=bG;c[ab+4>>2]=D;bG=c[aq>>2]|0;bJ=c[aq+4>>2]|0;bQ=bf(bG,bJ,bP,bv)|0;c[_>>2]=bQ;c[_+4>>2]=D;bQ=c[ao>>2]|0;bR=c[ao+4>>2]|0;bS=bf(bQ,bR,bF,bo)|0;c[Y>>2]=bS;c[Y+4>>2]=D;bS=c[am>>2]|0;bT=c[am+4>>2]|0;bU=bf(bS,bT,by,bI)|0;c[W>>2]=bU;c[W+4>>2]=D;bU=c[ak>>2]|0;bV=c[ak+4>>2]|0;bW=bf(bU,bV,bm,bB)|0;c[U>>2]=bW;c[U+4>>2]=D;bW=c[ai>>2]|0;bX=c[ai+4>>2]|0;bY=bf(bW,bX,bL,bu)|0;c[N>>2]=bY;c[N+4>>2]=D;bY=c[u>>2]|0;bZ=c[u+4>>2]|0;b_=bf(bY,bZ,bE,bO)|0;c[ay>>2]=b_;c[ay+4>>2]=D;b_=bg(bs,bn,bx,bH)|0;c[P>>2]=b_;c[P+4>>2]=D;b_=bg(bM,bt,bl,bA)|0;c[aw>>2]=b_;c[aw+4>>2]=D;b_=bg(bk,bz,bK,bq)|0;c[au>>2]=b_;c[au+4>>2]=D;b_=bg(bw,bC,bD,bN)|0;c[as>>2]=b_;c[as+4>>2]=D;b_=bg(bP,bv,bG,bJ)|0;c[aq>>2]=b_;c[aq+4>>2]=D;b_=bg(bF,bo,bQ,bR)|0;c[ao>>2]=b_;c[ao+4>>2]=D;b_=bg(by,bI,bS,bT)|0;c[am>>2]=b_;c[am+4>>2]=D;b_=bg(bm,bB,bU,bV)|0;c[ak>>2]=b_;c[ak+4>>2]=D;b_=bg(bL,bu,bW,bX)|0;c[ai>>2]=b_;c[ai+4>>2]=D;b_=bg(bE,bO,bY,bZ)|0;c[u>>2]=b_;c[u+4>>2]=D;aQ(v,S);aQ(w,P);aM(P,w,e);b_=c[ah>>2]|0;bZ=c[ah+4>>2]|0;bY=c[ai>>2]|0;bO=c[ai+4>>2]|0;bE=bp(b_,bZ,18,0)|0;bX=D;bW=bf(bY,bO,b_,bZ)|0;bZ=bf(bW,D,bE,bX)|0;c[ai>>2]=bZ;c[ai+4>>2]=D;bZ=c[aj>>2]|0;bX=c[aj+4>>2]|0;bE=c[ak>>2]|0;bW=c[ak+4>>2]|0;b_=bp(bZ,bX,18,0)|0;bO=D;bY=bf(bE,bW,bZ,bX)|0;bX=bf(bY,D,b_,bO)|0;c[ak>>2]=bX;c[ak+4>>2]=D;bX=c[al>>2]|0;bO=c[al+4>>2]|0;b_=c[am>>2]|0;bY=c[am+4>>2]|0;bZ=bp(bX,bO,18,0)|0;bW=D;bE=bf(b_,bY,bX,bO)|0;bO=bf(bE,D,bZ,bW)|0;c[am>>2]=bO;c[am+4>>2]=D;bO=c[an>>2]|0;bW=c[an+4>>2]|0;bZ=c[ao>>2]|0;bE=c[ao+4>>2]|0;bX=bp(bO,bW,18,0)|0;bY=D;b_=bf(bZ,bE,bO,bW)|0;bW=bf(b_,D,bX,bY)|0;c[ao>>2]=bW;c[ao+4>>2]=D;bW=c[ap>>2]|0;bY=c[ap+4>>2]|0;bX=c[aq>>2]|0;b_=c[aq+4>>2]|0;bO=bp(bW,bY,18,0)|0;bE=D;bZ=bf(bX,b_,bW,bY)|0;bY=bf(bZ,D,bO,bE)|0;c[aq>>2]=bY;c[aq+4>>2]=D;bY=c[ar>>2]|0;bE=c[ar+4>>2]|0;bO=c[as>>2]|0;bZ=c[as+4>>2]|0;bW=bp(bY,bE,18,0)|0;b_=D;bX=bf(bO,bZ,bY,bE)|0;bE=bf(bX,D,bW,b_)|0;c[as>>2]=bE;c[as+4>>2]=D;bE=c[at>>2]|0;b_=c[at+4>>2]|0;bW=c[au>>2]|0;bX=c[au+4>>2]|0;bY=bp(bE,b_,18,0)|0;bZ=D;bO=bf(bW,bX,bE,b_)|0;b_=bf(bO,D,bY,bZ)|0;c[au>>2]=b_;c[au+4>>2]=D;b_=c[av>>2]|0;bZ=c[av+4>>2]|0;bY=c[aw>>2]|0;bO=c[aw+4>>2]|0;bE=bp(b_,bZ,18,0)|0;bX=D;bW=bf(bY,bO,b_,bZ)|0;bZ=bf(bW,D,bE,bX)|0;c[aw>>2]=bZ;c[aw+4>>2]=D;bZ=c[ax>>2]|0;bX=c[ax+4>>2]|0;bE=c[P>>2]|0;bW=c[P+4>>2]|0;b_=bp(bZ,bX,18,0)|0;bO=D;bY=bf(bE,bW,bZ,bX)|0;bX=bf(bY,D,b_,bO)|0;c[P>>2]=bX;c[P+4>>2]=D;aN(P);bb(a8|0,F|0,80);bb(a9|0,Q|0,80);aQ(az,x);aQ(aA,a6);aM(ba,az,aA);bX=ba+144|0;bO=c[bX>>2]|0;b_=c[bX+4>>2]|0;bX=ba+64|0;bY=c[bX>>2]|0;bZ=c[bX+4>>2]|0;bW=bp(bO,b_,18,0)|0;bE=D;bu=bf(bY,bZ,bO,b_)|0;b_=bf(bu,D,bW,bE)|0;c[bX>>2]=b_;c[bX+4>>2]=D;bX=ba+136|0;b_=c[bX>>2]|0;bE=c[bX+4>>2]|0;bX=ba+56|0;bW=c[bX>>2]|0;bu=c[bX+4>>2]|0;bO=bp(b_,bE,18,0)|0;bZ=D;bY=bf(bW,bu,b_,bE)|0;bE=bf(bY,D,bO,bZ)|0;c[bX>>2]=bE;c[bX+4>>2]=D;bX=ba+128|0;bE=c[bX>>2]|0;bZ=c[bX+4>>2]|0;bX=ba+48|0;bO=c[bX>>2]|0;bY=c[bX+4>>2]|0;b_=bp(bE,bZ,18,0)|0;bu=D;bW=bf(bO,bY,bE,bZ)|0;bZ=bf(bW,D,b_,bu)|0;c[bX>>2]=bZ;c[bX+4>>2]=D;bX=ba+120|0;bZ=c[bX>>2]|0;bu=c[bX+4>>2]|0;bX=ba+40|0;b_=c[bX>>2]|0;bW=c[bX+4>>2]|0;bE=bp(bZ,bu,18,0)|0;bY=D;bO=bf(b_,bW,bZ,bu)|0;bu=bf(bO,D,bE,bY)|0;c[bX>>2]=bu;c[bX+4>>2]=D;bX=ba+112|0;bu=c[bX>>2]|0;bY=c[bX+4>>2]|0;bX=ba+32|0;bE=c[bX>>2]|0;bO=c[bX+4>>2]|0;bZ=bp(bu,bY,18,0)|0;bW=D;b_=bf(bE,bO,bu,bY)|0;bY=bf(b_,D,bZ,bW)|0;c[bX>>2]=bY;c[bX+4>>2]=D;bX=ba+104|0;bY=c[bX>>2]|0;bW=c[bX+4>>2]|0;bX=ba+24|0;bZ=c[bX>>2]|0;b_=c[bX+4>>2]|0;bu=bp(bY,bW,18,0)|0;bO=D;bE=bf(bZ,b_,bY,bW)|0;bW=bf(bE,D,bu,bO)|0;c[bX>>2]=bW;c[bX+4>>2]=D;bX=ba+96|0;bW=c[bX>>2]|0;bO=c[bX+4>>2]|0;bX=ba+16|0;bu=c[bX>>2]|0;bE=c[bX+4>>2]|0;bY=bp(bW,bO,18,0)|0;b_=D;bZ=bf(bu,bE,bW,bO)|0;bO=bf(bZ,D,bY,b_)|0;c[bX>>2]=bO;c[bX+4>>2]=D;bX=ba+88|0;bO=c[bX>>2]|0;b_=c[bX+4>>2]|0;bX=ba+8|0;bY=c[bX>>2]|0;bZ=c[bX+4>>2]|0;bW=bp(bO,b_,18,0)|0;bE=D;bu=bf(bY,bZ,bO,b_)|0;b_=bf(bu,D,bW,bE)|0;c[bX>>2]=b_;c[bX+4>>2]=D;bX=ba+80|0;b_=c[bX>>2]|0;bE=c[bX+4>>2]|0;bX=c[ba>>2]|0;bW=c[ba+4>>2]|0;bu=bp(b_,bE,18,0)|0;bO=D;bZ=bf(bX,bW,b_,bE)|0;bE=bf(bZ,D,bu,bO)|0;c[ba>>2]=bE;c[ba+4>>2]=D;aN(ba);bE=c[az>>2]|0;bO=c[az+4>>2]|0;bu=bg(bE,bO,c[aA>>2]|0,c[aA+4>>2]|0)|0;bZ=D;c[aA>>2]=bu;c[aA+4>>2]=bZ;b_=c[aB>>2]|0;bW=c[aB+4>>2]|0;bX=bg(b_,bW,c[aC>>2]|0,c[aC+4>>2]|0)|0;bY=D;c[aC>>2]=bX;c[aC+4>>2]=bY;bL=c[aD>>2]|0;bV=c[aD+4>>2]|0;bU=bg(bL,bV,c[aE>>2]|0,c[aE+4>>2]|0)|0;bB=D;c[aE>>2]=bU;c[aE+4>>2]=bB;bm=c[aF>>2]|0;bT=c[aF+4>>2]|0;bS=bg(bm,bT,c[aG>>2]|0,c[aG+4>>2]|0)|0;bI=D;c[aG>>2]=bS;c[aG+4>>2]=bI;by=c[aH>>2]|0;bR=c[aH+4>>2]|0;bQ=bg(by,bR,c[aI>>2]|0,c[aI+4>>2]|0)|0;bo=D;c[aI>>2]=bQ;c[aI+4>>2]=bo;bF=c[aJ>>2]|0;bJ=c[aJ+4>>2]|0;bG=bg(bF,bJ,c[aK>>2]|0,c[aK+4>>2]|0)|0;bv=D;c[aK>>2]=bG;c[aK+4>>2]=bv;bP=c[aL>>2]|0;bN=c[aL+4>>2]|0;bD=bg(bP,bN,c[aO>>2]|0,c[aO+4>>2]|0)|0;bC=D;c[aO>>2]=bD;c[aO+4>>2]=bC;bw=c[aP>>2]|0;bq=c[aP+4>>2]|0;bK=bg(bw,bq,c[aR>>2]|0,c[aR+4>>2]|0)|0;bz=D;c[aR>>2]=bK;c[aR+4>>2]=bz;bk=c[aS>>2]|0;bA=c[aS+4>>2]|0;bl=bg(bk,bA,c[aT>>2]|0,c[aT+4>>2]|0)|0;bt=D;c[aT>>2]=bl;c[aT+4>>2]=bt;bM=c[aU>>2]|0;bH=c[aU+4>>2]|0;bx=bg(bM,bH,c[s>>2]|0,c[s+4>>2]|0)|0;bn=D;c[s>>2]=bx;c[s+4>>2]=bn;bd(aW|0,0,72);bs=bp(bu,bZ,121665,0)|0;c[t>>2]=bs;c[t+4>>2]=D;bs=bp(bX,bY,121665,0)|0;c[aX>>2]=bs;c[aX+4>>2]=D;bs=bp(bU,bB,121665,0)|0;c[aY>>2]=bs;c[aY+4>>2]=D;bs=bp(bS,bI,121665,0)|0;c[aZ>>2]=bs;c[aZ+4>>2]=D;bs=bp(bQ,bo,121665,0)|0;c[a_>>2]=bs;c[a_+4>>2]=D;bs=bp(bG,bv,121665,0)|0;c[a$>>2]=bs;c[a$+4>>2]=D;bs=bp(bD,bC,121665,0)|0;c[a0>>2]=bs;c[a0+4>>2]=D;bs=bp(bK,bz,121665,0)|0;c[a1>>2]=bs;c[a1+4>>2]=D;bs=bp(bl,bt,121665,0)|0;c[a2>>2]=bs;c[a2+4>>2]=D;bs=bp(bx,bn,121665,0)|0;c[a3>>2]=bs;c[a3+4>>2]=D;aN(t);bs=bf(c[t>>2]|0,c[t+4>>2]|0,bE,bO)|0;c[t>>2]=bs;c[t+4>>2]=D;bs=bf(c[aX>>2]|0,c[aX+4>>2]|0,b_,bW)|0;c[aX>>2]=bs;c[aX+4>>2]=D;bs=bf(c[aY>>2]|0,c[aY+4>>2]|0,bL,bV)|0;c[aY>>2]=bs;c[aY+4>>2]=D;bs=bf(c[aZ>>2]|0,c[aZ+4>>2]|0,bm,bT)|0;c[aZ>>2]=bs;c[aZ+4>>2]=D;bs=bf(c[a_>>2]|0,c[a_+4>>2]|0,by,bR)|0;c[a_>>2]=bs;c[a_+4>>2]=D;bs=bf(c[a$>>2]|0,c[a$+4>>2]|0,bF,bJ)|0;c[a$>>2]=bs;c[a$+4>>2]=D;bs=bf(c[a0>>2]|0,c[a0+4>>2]|0,bP,bN)|0;c[a0>>2]=bs;c[a0+4>>2]=D;bs=bf(c[a1>>2]|0,c[a1+4>>2]|0,bw,bq)|0;c[a1>>2]=bs;c[a1+4>>2]=D;bs=bf(c[a2>>2]|0,c[a2+4>>2]|0,bk,bA)|0;c[a2>>2]=bs;c[a2+4>>2]=D;bs=bf(c[a3>>2]|0,c[a3+4>>2]|0,bM,bH)|0;c[a3>>2]=bs;c[a3+4>>2]=D;aM(bc,aA,t);bs=bc+144|0;bH=c[bs>>2]|0;bM=c[bs+4>>2]|0;bs=bc+64|0;bA=c[bs>>2]|0;bk=c[bs+4>>2]|0;bq=bp(bH,bM,18,0)|0;bw=D;bN=bf(bA,bk,bH,bM)|0;bM=bf(bN,D,bq,bw)|0;c[bs>>2]=bM;c[bs+4>>2]=D;bs=bc+136|0;bM=c[bs>>2]|0;bw=c[bs+4>>2]|0;bs=bc+56|0;bq=c[bs>>2]|0;bN=c[bs+4>>2]|0;bH=bp(bM,bw,18,0)|0;bk=D;bA=bf(bq,bN,bM,bw)|0;bw=bf(bA,D,bH,bk)|0;c[bs>>2]=bw;c[bs+4>>2]=D;bs=bc+128|0;bw=c[bs>>2]|0;bk=c[bs+4>>2]|0;bs=bc+48|0;bH=c[bs>>2]|0;bA=c[bs+4>>2]|0;bM=bp(bw,bk,18,0)|0;bN=D;bq=bf(bH,bA,bw,bk)|0;bk=bf(bq,D,bM,bN)|0;c[bs>>2]=bk;c[bs+4>>2]=D;bs=bc+120|0;bk=c[bs>>2]|0;bN=c[bs+4>>2]|0;bs=bc+40|0;bM=c[bs>>2]|0;bq=c[bs+4>>2]|0;bw=bp(bk,bN,18,0)|0;bA=D;bH=bf(bM,bq,bk,bN)|0;bN=bf(bH,D,bw,bA)|0;c[bs>>2]=bN;c[bs+4>>2]=D;bs=bc+112|0;bN=c[bs>>2]|0;bA=c[bs+4>>2]|0;bs=bc+32|0;bw=c[bs>>2]|0;bH=c[bs+4>>2]|0;bk=bp(bN,bA,18,0)|0;bq=D;bM=bf(bw,bH,bN,bA)|0;bA=bf(bM,D,bk,bq)|0;c[bs>>2]=bA;c[bs+4>>2]=D;bs=bc+104|0;bA=c[bs>>2]|0;bq=c[bs+4>>2]|0;bs=bc+24|0;bk=c[bs>>2]|0;bM=c[bs+4>>2]|0;bN=bp(bA,bq,18,0)|0;bH=D;bw=bf(bk,bM,bA,bq)|0;bq=bf(bw,D,bN,bH)|0;c[bs>>2]=bq;c[bs+4>>2]=D;bs=bc+96|0;bq=c[bs>>2]|0;bH=c[bs+4>>2]|0;bs=bc+16|0;bN=c[bs>>2]|0;bw=c[bs+4>>2]|0;bA=bp(bq,bH,18,0)|0;bM=D;bk=bf(bN,bw,bq,bH)|0;bH=bf(bk,D,bA,bM)|0;c[bs>>2]=bH;c[bs+4>>2]=D;bs=bc+88|0;bH=c[bs>>2]|0;bM=c[bs+4>>2]|0;bs=bc+8|0;bA=c[bs>>2]|0;bk=c[bs+4>>2]|0;bq=bp(bH,bM,18,0)|0;bw=D;bN=bf(bA,bk,bH,bM)|0;bM=bf(bN,D,bq,bw)|0;c[bs>>2]=bM;c[bs+4>>2]=D;bs=bc+80|0;bM=c[bs>>2]|0;bw=c[bs+4>>2]|0;bs=c[bc>>2]|0;bq=c[bc+4>>2]|0;bN=bp(bM,bw,18,0)|0;bH=D;bk=bf(bs,bq,bM,bw)|0;bw=bf(bk,D,bN,bH)|0;c[bc>>2]=bw;c[bc+4>>2]=D;aN(bc);bw=0;while(1){bH=ba+(bw<<3)|0;bN=c[bH>>2]|0;bk=a8+(bw<<3)|0;bM=(c[bk>>2]^bN)&bj;bq=bM^bN;c[bH>>2]=bq;c[bH+4>>2]=(bq|0)<0?-1:0;bq=bM^c[bk>>2];c[bk>>2]=bq;c[bk+4>>2]=(bq|0)<0?-1:0;bq=bw+1|0;if(bq>>>0<10){bw=bq}else{b$=0;break}}do{bw=bc+(b$<<3)|0;bq=c[bw>>2]|0;bk=a9+(b$<<3)|0;bM=(c[bk>>2]^bq)&bj;bH=bM^bq;c[bw>>2]=bH;c[bw+4>>2]=(bH|0)<0?-1:0;bH=bM^c[bk>>2];c[bk>>2]=bH;c[bk+4>>2]=(bH|0)<0?-1:0;b$=b$+1|0;}while(b$>>>0<10);bj=be+1|0;if(bj>>>0<8){bH=a8;bk=a6;bM=x;bw=a7;a7=a9;x=ba;a6=bc;a8=bi;be=bj;bh=bh<<1;bi=bH;bc=bk;ba=bM;a9=bw}else{break}}bh=C+1|0;if(bh>>>0<32){a4=ba;y=bc;A=a9;T=bi;B=a7;z=x;E=a6;C=bh;a5=a8}else{break}}a5=K|0;bb(J|0,ba|0,80);ba=K;bb(ba|0,bc|0,80);bc=p;J=q;C=r;E=h|0;aQ(E,a5);h=r|0;aQ(h,E);r=q|0;aQ(r,h);q=j|0;aM(t,r,a5);z=G+144|0;B=c[z>>2]|0;T=c[z+4>>2]|0;A=c[a2>>2]|0;y=c[a2+4>>2]|0;a4=bp(B,T,18,0)|0;b$=D;aA=bf(A,y,B,T)|0;T=bf(aA,D,a4,b$)|0;c[a2>>2]=T;c[a2+4>>2]=D;T=G+136|0;b$=c[T>>2]|0;a4=c[T+4>>2]|0;aA=c[a1>>2]|0;B=c[a1+4>>2]|0;y=bp(b$,a4,18,0)|0;A=D;a3=bf(aA,B,b$,a4)|0;a4=bf(a3,D,y,A)|0;c[a1>>2]=a4;c[a1+4>>2]=D;a4=G+128|0;A=c[a4>>2]|0;y=c[a4+4>>2]|0;a3=c[a0>>2]|0;b$=c[a0+4>>2]|0;B=bp(A,y,18,0)|0;aA=D;aW=bf(a3,b$,A,y)|0;y=bf(aW,D,B,aA)|0;c[a0>>2]=y;c[a0+4>>2]=D;y=G+120|0;aA=c[y>>2]|0;B=c[y+4>>2]|0;aW=c[a$>>2]|0;A=c[a$+4>>2]|0;b$=bp(aA,B,18,0)|0;a3=D;s=bf(aW,A,aA,B)|0;B=bf(s,D,b$,a3)|0;c[a$>>2]=B;c[a$+4>>2]=D;B=G+112|0;a3=c[B>>2]|0;b$=c[B+4>>2]|0;s=c[a_>>2]|0;aA=c[a_+4>>2]|0;A=bp(a3,b$,18,0)|0;aW=D;aU=bf(s,aA,a3,b$)|0;b$=bf(aU,D,A,aW)|0;c[a_>>2]=b$;c[a_+4>>2]=D;b$=G+104|0;aW=c[b$>>2]|0;A=c[b$+4>>2]|0;aU=c[aZ>>2]|0;a3=c[aZ+4>>2]|0;aA=bp(aW,A,18,0)|0;s=D;aT=bf(aU,a3,aW,A)|0;A=bf(aT,D,aA,s)|0;c[aZ>>2]=A;c[aZ+4>>2]=D;A=G+96|0;s=c[A>>2]|0;aA=c[A+4>>2]|0;aT=c[aY>>2]|0;aW=c[aY+4>>2]|0;a3=bp(s,aA,18,0)|0;aU=D;aS=bf(aT,aW,s,aA)|0;aA=bf(aS,D,a3,aU)|0;c[aY>>2]=aA;c[aY+4>>2]=D;aA=G+88|0;G=c[aA>>2]|0;aU=c[aA+4>>2]|0;a3=c[aX>>2]|0;aS=c[aX+4>>2]|0;s=bp(G,aU,18,0)|0;aW=D;aT=bf(a3,aS,G,aU)|0;aU=bf(aT,D,s,aW)|0;c[aX>>2]=aU;c[aX+4>>2]=D;aU=c[aV>>2]|0;aW=c[aV+4>>2]|0;s=c[t>>2]|0;aT=c[t+4>>2]|0;G=bp(aU,aW,18,0)|0;aS=D;a3=bf(s,aT,aU,aW)|0;aW=bf(a3,D,G,aS)|0;c[t>>2]=aW;c[t+4>>2]=D;aN(t);bb(j|0,I|0,80);j=k|0;aM(t,q,E);E=c[z>>2]|0;aW=c[z+4>>2]|0;aS=c[a2>>2]|0;G=c[a2+4>>2]|0;a3=bp(E,aW,18,0)|0;aU=D;aT=bf(aS,G,E,aW)|0;aW=bf(aT,D,a3,aU)|0;c[a2>>2]=aW;c[a2+4>>2]=D;aW=c[T>>2]|0;aU=c[T+4>>2]|0;a3=c[a1>>2]|0;aT=c[a1+4>>2]|0;E=bp(aW,aU,18,0)|0;G=D;aS=bf(a3,aT,aW,aU)|0;aU=bf(aS,D,E,G)|0;c[a1>>2]=aU;c[a1+4>>2]=D;aU=c[a4>>2]|0;G=c[a4+4>>2]|0;E=c[a0>>2]|0;aS=c[a0+4>>2]|0;aW=bp(aU,G,18,0)|0;aT=D;a3=bf(E,aS,aU,G)|0;G=bf(a3,D,aW,aT)|0;c[a0>>2]=G;c[a0+4>>2]=D;G=c[y>>2]|0;aT=c[y+4>>2]|0;aW=c[a$>>2]|0;a3=c[a$+4>>2]|0;aU=bp(G,aT,18,0)|0;aS=D;E=bf(aW,a3,G,aT)|0;aT=bf(E,D,aU,aS)|0;c[a$>>2]=aT;c[a$+4>>2]=D;aT=c[B>>2]|0;aS=c[B+4>>2]|0;aU=c[a_>>2]|0;E=c[a_+4>>2]|0;G=bp(aT,aS,18,0)|0;a3=D;aW=bf(aU,E,aT,aS)|0;aS=bf(aW,D,G,a3)|0;c[a_>>2]=aS;c[a_+4>>2]=D;aS=c[b$>>2]|0;a3=c[b$+4>>2]|0;G=c[aZ>>2]|0;aW=c[aZ+4>>2]|0;aT=bp(aS,a3,18,0)|0;E=D;aU=bf(G,aW,aS,a3)|0;a3=bf(aU,D,aT,E)|0;c[aZ>>2]=a3;c[aZ+4>>2]=D;a3=c[A>>2]|0;E=c[A+4>>2]|0;aT=c[aY>>2]|0;aU=c[aY+4>>2]|0;aS=bp(a3,E,18,0)|0;aW=D;G=bf(aT,aU,a3,E)|0;E=bf(G,D,aS,aW)|0;c[aY>>2]=E;c[aY+4>>2]=D;E=c[aA>>2]|0;aW=c[aA+4>>2]|0;aS=c[aX>>2]|0;G=c[aX+4>>2]|0;a3=bp(E,aW,18,0)|0;aU=D;aT=bf(aS,G,E,aW)|0;aW=bf(aT,D,a3,aU)|0;c[aX>>2]=aW;c[aX+4>>2]=D;aW=c[aV>>2]|0;aU=c[aV+4>>2]|0;a3=c[t>>2]|0;aT=c[t+4>>2]|0;E=bp(aW,aU,18,0)|0;G=D;aS=bf(a3,aT,aW,aU)|0;aU=bf(aS,D,E,G)|0;c[t>>2]=aU;c[t+4>>2]=D;aN(t);bb(k|0,I|0,80);aQ(r,j);k=l|0;aM(t,r,q);q=c[z>>2]|0;aU=c[z+4>>2]|0;G=c[a2>>2]|0;E=c[a2+4>>2]|0;aS=bp(q,aU,18,0)|0;aW=D;aT=bf(G,E,q,aU)|0;aU=bf(aT,D,aS,aW)|0;c[a2>>2]=aU;c[a2+4>>2]=D;aU=c[T>>2]|0;aW=c[T+4>>2]|0;aS=c[a1>>2]|0;aT=c[a1+4>>2]|0;q=bp(aU,aW,18,0)|0;E=D;G=bf(aS,aT,aU,aW)|0;aW=bf(G,D,q,E)|0;c[a1>>2]=aW;c[a1+4>>2]=D;aW=c[a4>>2]|0;E=c[a4+4>>2]|0;q=c[a0>>2]|0;G=c[a0+4>>2]|0;aU=bp(aW,E,18,0)|0;aT=D;aS=bf(q,G,aW,E)|0;E=bf(aS,D,aU,aT)|0;c[a0>>2]=E;c[a0+4>>2]=D;E=c[y>>2]|0;aT=c[y+4>>2]|0;aU=c[a$>>2]|0;aS=c[a$+4>>2]|0;aW=bp(E,aT,18,0)|0;G=D;q=bf(aU,aS,E,aT)|0;aT=bf(q,D,aW,G)|0;c[a$>>2]=aT;c[a$+4>>2]=D;aT=c[B>>2]|0;G=c[B+4>>2]|0;aW=c[a_>>2]|0;q=c[a_+4>>2]|0;E=bp(aT,G,18,0)|0;aS=D;aU=bf(aW,q,aT,G)|0;G=bf(aU,D,E,aS)|0;c[a_>>2]=G;c[a_+4>>2]=D;G=c[b$>>2]|0;aS=c[b$+4>>2]|0;E=c[aZ>>2]|0;aU=c[aZ+4>>2]|0;aT=bp(G,aS,18,0)|0;q=D;aW=bf(E,aU,G,aS)|0;aS=bf(aW,D,aT,q)|0;c[aZ>>2]=aS;c[aZ+4>>2]=D;aS=c[A>>2]|0;q=c[A+4>>2]|0;aT=c[aY>>2]|0;aW=c[aY+4>>2]|0;G=bp(aS,q,18,0)|0;aU=D;E=bf(aT,aW,aS,q)|0;q=bf(E,D,G,aU)|0;c[aY>>2]=q;c[aY+4>>2]=D;q=c[aA>>2]|0;aU=c[aA+4>>2]|0;G=c[aX>>2]|0;E=c[aX+4>>2]|0;aS=bp(q,aU,18,0)|0;aW=D;aT=bf(G,E,q,aU)|0;aU=bf(aT,D,aS,aW)|0;c[aX>>2]=aU;c[aX+4>>2]=D;aU=c[aV>>2]|0;aW=c[aV+4>>2]|0;aS=c[t>>2]|0;aT=c[t+4>>2]|0;q=bp(aU,aW,18,0)|0;E=D;G=bf(aS,aT,aU,aW)|0;aW=bf(G,D,q,E)|0;c[t>>2]=aW;c[t+4>>2]=D;aN(t);bb(l|0,I|0,80);aQ(r,k);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);l=m|0;aM(t,r,k);k=c[z>>2]|0;aW=c[z+4>>2]|0;E=c[a2>>2]|0;q=c[a2+4>>2]|0;G=bp(k,aW,18,0)|0;aU=D;aT=bf(E,q,k,aW)|0;aW=bf(aT,D,G,aU)|0;c[a2>>2]=aW;c[a2+4>>2]=D;aW=c[T>>2]|0;aU=c[T+4>>2]|0;G=c[a1>>2]|0;aT=c[a1+4>>2]|0;k=bp(aW,aU,18,0)|0;q=D;E=bf(G,aT,aW,aU)|0;aU=bf(E,D,k,q)|0;c[a1>>2]=aU;c[a1+4>>2]=D;aU=c[a4>>2]|0;q=c[a4+4>>2]|0;k=c[a0>>2]|0;E=c[a0+4>>2]|0;aW=bp(aU,q,18,0)|0;aT=D;G=bf(k,E,aU,q)|0;q=bf(G,D,aW,aT)|0;c[a0>>2]=q;c[a0+4>>2]=D;q=c[y>>2]|0;aT=c[y+4>>2]|0;aW=c[a$>>2]|0;G=c[a$+4>>2]|0;aU=bp(q,aT,18,0)|0;E=D;k=bf(aW,G,q,aT)|0;aT=bf(k,D,aU,E)|0;c[a$>>2]=aT;c[a$+4>>2]=D;aT=c[B>>2]|0;E=c[B+4>>2]|0;aU=c[a_>>2]|0;k=c[a_+4>>2]|0;q=bp(aT,E,18,0)|0;G=D;aW=bf(aU,k,aT,E)|0;E=bf(aW,D,q,G)|0;c[a_>>2]=E;c[a_+4>>2]=D;E=c[b$>>2]|0;G=c[b$+4>>2]|0;q=c[aZ>>2]|0;aW=c[aZ+4>>2]|0;aT=bp(E,G,18,0)|0;k=D;aU=bf(q,aW,E,G)|0;G=bf(aU,D,aT,k)|0;c[aZ>>2]=G;c[aZ+4>>2]=D;G=c[A>>2]|0;k=c[A+4>>2]|0;aT=c[aY>>2]|0;aU=c[aY+4>>2]|0;E=bp(G,k,18,0)|0;aW=D;q=bf(aT,aU,G,k)|0;k=bf(q,D,E,aW)|0;c[aY>>2]=k;c[aY+4>>2]=D;k=c[aA>>2]|0;aW=c[aA+4>>2]|0;E=c[aX>>2]|0;q=c[aX+4>>2]|0;G=bp(k,aW,18,0)|0;aU=D;aT=bf(E,q,k,aW)|0;aW=bf(aT,D,G,aU)|0;c[aX>>2]=aW;c[aX+4>>2]=D;aW=c[aV>>2]|0;aU=c[aV+4>>2]|0;G=c[t>>2]|0;aT=c[t+4>>2]|0;k=bp(aW,aU,18,0)|0;q=D;E=bf(G,aT,aW,aU)|0;aU=bf(E,D,k,q)|0;c[t>>2]=aU;c[t+4>>2]=D;aN(t);bb(m|0,I|0,80);aQ(r,l);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);m=n|0;aM(t,h,l);aU=c[z>>2]|0;q=c[z+4>>2]|0;k=c[a2>>2]|0;E=c[a2+4>>2]|0;aW=bp(aU,q,18,0)|0;aT=D;G=bf(k,E,aU,q)|0;q=bf(G,D,aW,aT)|0;c[a2>>2]=q;c[a2+4>>2]=D;q=c[T>>2]|0;aT=c[T+4>>2]|0;aW=c[a1>>2]|0;G=c[a1+4>>2]|0;aU=bp(q,aT,18,0)|0;E=D;k=bf(aW,G,q,aT)|0;aT=bf(k,D,aU,E)|0;c[a1>>2]=aT;c[a1+4>>2]=D;aT=c[a4>>2]|0;E=c[a4+4>>2]|0;aU=c[a0>>2]|0;k=c[a0+4>>2]|0;q=bp(aT,E,18,0)|0;G=D;aW=bf(aU,k,aT,E)|0;E=bf(aW,D,q,G)|0;c[a0>>2]=E;c[a0+4>>2]=D;E=c[y>>2]|0;G=c[y+4>>2]|0;q=c[a$>>2]|0;aW=c[a$+4>>2]|0;aT=bp(E,G,18,0)|0;k=D;aU=bf(q,aW,E,G)|0;G=bf(aU,D,aT,k)|0;c[a$>>2]=G;c[a$+4>>2]=D;G=c[B>>2]|0;k=c[B+4>>2]|0;aT=c[a_>>2]|0;aU=c[a_+4>>2]|0;E=bp(G,k,18,0)|0;aW=D;q=bf(aT,aU,G,k)|0;k=bf(q,D,E,aW)|0;c[a_>>2]=k;c[a_+4>>2]=D;k=c[b$>>2]|0;aW=c[b$+4>>2]|0;E=c[aZ>>2]|0;q=c[aZ+4>>2]|0;G=bp(k,aW,18,0)|0;aU=D;aT=bf(E,q,k,aW)|0;aW=bf(aT,D,G,aU)|0;c[aZ>>2]=aW;c[aZ+4>>2]=D;aW=c[A>>2]|0;aU=c[A+4>>2]|0;G=c[aY>>2]|0;aT=c[aY+4>>2]|0;k=bp(aW,aU,18,0)|0;q=D;E=bf(G,aT,aW,aU)|0;aU=bf(E,D,k,q)|0;c[aY>>2]=aU;c[aY+4>>2]=D;aU=c[aA>>2]|0;q=c[aA+4>>2]|0;k=c[aX>>2]|0;E=c[aX+4>>2]|0;aW=bp(aU,q,18,0)|0;aT=D;G=bf(k,E,aU,q)|0;q=bf(G,D,aW,aT)|0;c[aX>>2]=q;c[aX+4>>2]=D;q=c[aV>>2]|0;aT=c[aV+4>>2]|0;aW=c[t>>2]|0;G=c[t+4>>2]|0;aU=bp(q,aT,18,0)|0;E=D;k=bf(aW,G,q,aT)|0;aT=bf(k,D,aU,E)|0;c[t>>2]=aT;c[t+4>>2]=D;aN(t);bb(n|0,I|0,80);aQ(r,m);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aM(t,h,m);m=c[z>>2]|0;n=c[z+4>>2]|0;aT=c[a2>>2]|0;E=c[a2+4>>2]|0;aU=bp(m,n,18,0)|0;k=D;q=bf(aT,E,m,n)|0;n=bf(q,D,aU,k)|0;c[a2>>2]=n;c[a2+4>>2]=D;n=c[T>>2]|0;k=c[T+4>>2]|0;aU=c[a1>>2]|0;q=c[a1+4>>2]|0;m=bp(n,k,18,0)|0;E=D;aT=bf(aU,q,n,k)|0;k=bf(aT,D,m,E)|0;c[a1>>2]=k;c[a1+4>>2]=D;k=c[a4>>2]|0;E=c[a4+4>>2]|0;m=c[a0>>2]|0;aT=c[a0+4>>2]|0;n=bp(k,E,18,0)|0;q=D;aU=bf(m,aT,k,E)|0;E=bf(aU,D,n,q)|0;c[a0>>2]=E;c[a0+4>>2]=D;E=c[y>>2]|0;q=c[y+4>>2]|0;n=c[a$>>2]|0;aU=c[a$+4>>2]|0;k=bp(E,q,18,0)|0;aT=D;m=bf(n,aU,E,q)|0;q=bf(m,D,k,aT)|0;c[a$>>2]=q;c[a$+4>>2]=D;q=c[B>>2]|0;aT=c[B+4>>2]|0;k=c[a_>>2]|0;m=c[a_+4>>2]|0;E=bp(q,aT,18,0)|0;aU=D;n=bf(k,m,q,aT)|0;aT=bf(n,D,E,aU)|0;c[a_>>2]=aT;c[a_+4>>2]=D;aT=c[b$>>2]|0;aU=c[b$+4>>2]|0;E=c[aZ>>2]|0;n=c[aZ+4>>2]|0;q=bp(aT,aU,18,0)|0;m=D;k=bf(E,n,aT,aU)|0;aU=bf(k,D,q,m)|0;c[aZ>>2]=aU;c[aZ+4>>2]=D;aU=c[A>>2]|0;m=c[A+4>>2]|0;q=c[aY>>2]|0;k=c[aY+4>>2]|0;aT=bp(aU,m,18,0)|0;n=D;E=bf(q,k,aU,m)|0;m=bf(E,D,aT,n)|0;c[aY>>2]=m;c[aY+4>>2]=D;m=c[aA>>2]|0;n=c[aA+4>>2]|0;aT=c[aX>>2]|0;E=c[aX+4>>2]|0;aU=bp(m,n,18,0)|0;k=D;q=bf(aT,E,m,n)|0;n=bf(q,D,aU,k)|0;c[aX>>2]=n;c[aX+4>>2]=D;n=c[aV>>2]|0;k=c[aV+4>>2]|0;aU=c[t>>2]|0;q=c[t+4>>2]|0;m=bp(n,k,18,0)|0;E=D;aT=bf(aU,q,n,k)|0;k=bf(aT,D,m,E)|0;c[t>>2]=k;c[t+4>>2]=D;aN(t);bb(J|0,I|0,80);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);k=o|0;aM(t,r,l);l=c[z>>2]|0;E=c[z+4>>2]|0;m=c[a2>>2]|0;aT=c[a2+4>>2]|0;n=bp(l,E,18,0)|0;q=D;aU=bf(m,aT,l,E)|0;E=bf(aU,D,n,q)|0;c[a2>>2]=E;c[a2+4>>2]=D;E=c[T>>2]|0;q=c[T+4>>2]|0;n=c[a1>>2]|0;aU=c[a1+4>>2]|0;l=bp(E,q,18,0)|0;aT=D;m=bf(n,aU,E,q)|0;q=bf(m,D,l,aT)|0;c[a1>>2]=q;c[a1+4>>2]=D;q=c[a4>>2]|0;aT=c[a4+4>>2]|0;l=c[a0>>2]|0;m=c[a0+4>>2]|0;E=bp(q,aT,18,0)|0;aU=D;n=bf(l,m,q,aT)|0;aT=bf(n,D,E,aU)|0;c[a0>>2]=aT;c[a0+4>>2]=D;aT=c[y>>2]|0;aU=c[y+4>>2]|0;E=c[a$>>2]|0;n=c[a$+4>>2]|0;q=bp(aT,aU,18,0)|0;m=D;l=bf(E,n,aT,aU)|0;aU=bf(l,D,q,m)|0;c[a$>>2]=aU;c[a$+4>>2]=D;aU=c[B>>2]|0;m=c[B+4>>2]|0;q=c[a_>>2]|0;l=c[a_+4>>2]|0;aT=bp(aU,m,18,0)|0;n=D;E=bf(q,l,aU,m)|0;m=bf(E,D,aT,n)|0;c[a_>>2]=m;c[a_+4>>2]=D;m=c[b$>>2]|0;n=c[b$+4>>2]|0;aT=c[aZ>>2]|0;E=c[aZ+4>>2]|0;aU=bp(m,n,18,0)|0;l=D;q=bf(aT,E,m,n)|0;n=bf(q,D,aU,l)|0;c[aZ>>2]=n;c[aZ+4>>2]=D;n=c[A>>2]|0;l=c[A+4>>2]|0;aU=c[aY>>2]|0;q=c[aY+4>>2]|0;m=bp(n,l,18,0)|0;E=D;aT=bf(aU,q,n,l)|0;l=bf(aT,D,m,E)|0;c[aY>>2]=l;c[aY+4>>2]=D;l=c[aA>>2]|0;E=c[aA+4>>2]|0;m=c[aX>>2]|0;aT=c[aX+4>>2]|0;n=bp(l,E,18,0)|0;q=D;aU=bf(m,aT,l,E)|0;E=bf(aU,D,n,q)|0;c[aX>>2]=E;c[aX+4>>2]=D;E=c[aV>>2]|0;q=c[aV+4>>2]|0;n=c[t>>2]|0;aU=c[t+4>>2]|0;l=bp(E,q,18,0)|0;aT=D;m=bf(n,aU,E,q)|0;q=bf(m,D,l,aT)|0;c[t>>2]=q;c[t+4>>2]=D;aN(t);bb(o|0,I|0,80);aQ(r,k);aQ(h,r);o=2;do{aQ(r,h);aQ(h,r);o=o+2|0;}while((o|0)<50);o=L|0;q=p|0;aM(t,h,k);p=c[z>>2]|0;aT=c[z+4>>2]|0;l=c[a2>>2]|0;m=c[a2+4>>2]|0;E=bp(p,aT,18,0)|0;aU=D;n=bf(l,m,p,aT)|0;aT=bf(n,D,E,aU)|0;c[a2>>2]=aT;c[a2+4>>2]=D;aT=c[T>>2]|0;aU=c[T+4>>2]|0;E=c[a1>>2]|0;n=c[a1+4>>2]|0;p=bp(aT,aU,18,0)|0;m=D;l=bf(E,n,aT,aU)|0;aU=bf(l,D,p,m)|0;c[a1>>2]=aU;c[a1+4>>2]=D;aU=c[a4>>2]|0;m=c[a4+4>>2]|0;p=c[a0>>2]|0;l=c[a0+4>>2]|0;aT=bp(aU,m,18,0)|0;n=D;E=bf(p,l,aU,m)|0;m=bf(E,D,aT,n)|0;c[a0>>2]=m;c[a0+4>>2]=D;m=c[y>>2]|0;n=c[y+4>>2]|0;aT=c[a$>>2]|0;E=c[a$+4>>2]|0;aU=bp(m,n,18,0)|0;l=D;p=bf(aT,E,m,n)|0;n=bf(p,D,aU,l)|0;c[a$>>2]=n;c[a$+4>>2]=D;n=c[B>>2]|0;l=c[B+4>>2]|0;aU=c[a_>>2]|0;p=c[a_+4>>2]|0;m=bp(n,l,18,0)|0;E=D;aT=bf(aU,p,n,l)|0;l=bf(aT,D,m,E)|0;c[a_>>2]=l;c[a_+4>>2]=D;l=c[b$>>2]|0;E=c[b$+4>>2]|0;m=c[aZ>>2]|0;aT=c[aZ+4>>2]|0;n=bp(l,E,18,0)|0;p=D;aU=bf(m,aT,l,E)|0;E=bf(aU,D,n,p)|0;c[aZ>>2]=E;c[aZ+4>>2]=D;E=c[A>>2]|0;p=c[A+4>>2]|0;n=c[aY>>2]|0;aU=c[aY+4>>2]|0;l=bp(E,p,18,0)|0;aT=D;m=bf(n,aU,E,p)|0;p=bf(m,D,l,aT)|0;c[aY>>2]=p;c[aY+4>>2]=D;p=c[aA>>2]|0;aT=c[aA+4>>2]|0;l=c[aX>>2]|0;m=c[aX+4>>2]|0;E=bp(p,aT,18,0)|0;aU=D;n=bf(l,m,p,aT)|0;aT=bf(n,D,E,aU)|0;c[aX>>2]=aT;c[aX+4>>2]=D;aT=c[aV>>2]|0;aU=c[aV+4>>2]|0;E=c[t>>2]|0;n=c[t+4>>2]|0;p=bp(aT,aU,18,0)|0;m=D;l=bf(E,n,aT,aU)|0;aU=bf(l,D,p,m)|0;c[t>>2]=aU;c[t+4>>2]=D;aN(t);bb(bc|0,I|0,80);aQ(h,q);aQ(r,h);bc=2;do{aQ(h,r);aQ(r,h);bc=bc+2|0;}while((bc|0)<100);aM(t,r,q);q=c[z>>2]|0;bc=c[z+4>>2]|0;aU=c[a2>>2]|0;m=c[a2+4>>2]|0;p=bp(q,bc,18,0)|0;l=D;aT=bf(aU,m,q,bc)|0;bc=bf(aT,D,p,l)|0;c[a2>>2]=bc;c[a2+4>>2]=D;bc=c[T>>2]|0;l=c[T+4>>2]|0;p=c[a1>>2]|0;aT=c[a1+4>>2]|0;q=bp(bc,l,18,0)|0;m=D;aU=bf(p,aT,bc,l)|0;l=bf(aU,D,q,m)|0;c[a1>>2]=l;c[a1+4>>2]=D;l=c[a4>>2]|0;m=c[a4+4>>2]|0;q=c[a0>>2]|0;aU=c[a0+4>>2]|0;bc=bp(l,m,18,0)|0;aT=D;p=bf(q,aU,l,m)|0;m=bf(p,D,bc,aT)|0;c[a0>>2]=m;c[a0+4>>2]=D;m=c[y>>2]|0;aT=c[y+4>>2]|0;bc=c[a$>>2]|0;p=c[a$+4>>2]|0;l=bp(m,aT,18,0)|0;aU=D;q=bf(bc,p,m,aT)|0;aT=bf(q,D,l,aU)|0;c[a$>>2]=aT;c[a$+4>>2]=D;aT=c[B>>2]|0;aU=c[B+4>>2]|0;l=c[a_>>2]|0;q=c[a_+4>>2]|0;m=bp(aT,aU,18,0)|0;p=D;bc=bf(l,q,aT,aU)|0;aU=bf(bc,D,m,p)|0;c[a_>>2]=aU;c[a_+4>>2]=D;aU=c[b$>>2]|0;p=c[b$+4>>2]|0;m=c[aZ>>2]|0;bc=c[aZ+4>>2]|0;aT=bp(aU,p,18,0)|0;q=D;l=bf(m,bc,aU,p)|0;p=bf(l,D,aT,q)|0;c[aZ>>2]=p;c[aZ+4>>2]=D;p=c[A>>2]|0;q=c[A+4>>2]|0;aT=c[aY>>2]|0;l=c[aY+4>>2]|0;aU=bp(p,q,18,0)|0;bc=D;m=bf(aT,l,p,q)|0;q=bf(m,D,aU,bc)|0;c[aY>>2]=q;c[aY+4>>2]=D;q=c[aA>>2]|0;bc=c[aA+4>>2]|0;aU=c[aX>>2]|0;m=c[aX+4>>2]|0;p=bp(q,bc,18,0)|0;l=D;aT=bf(aU,m,q,bc)|0;bc=bf(aT,D,p,l)|0;c[aX>>2]=bc;c[aX+4>>2]=D;bc=c[aV>>2]|0;l=c[aV+4>>2]|0;p=c[t>>2]|0;aT=c[t+4>>2]|0;q=bp(bc,l,18,0)|0;m=D;aU=bf(p,aT,bc,l)|0;l=bf(aU,D,q,m)|0;c[t>>2]=l;c[t+4>>2]=D;aN(t);bb(C|0,I|0,80);aQ(r,h);aQ(h,r);C=2;do{aQ(r,h);aQ(h,r);C=C+2|0;}while((C|0)<50);aM(t,h,k);k=c[z>>2]|0;C=c[z+4>>2]|0;l=c[a2>>2]|0;m=c[a2+4>>2]|0;q=bp(k,C,18,0)|0;aU=D;bc=bf(l,m,k,C)|0;C=bf(bc,D,q,aU)|0;c[a2>>2]=C;c[a2+4>>2]=D;C=c[T>>2]|0;aU=c[T+4>>2]|0;q=c[a1>>2]|0;bc=c[a1+4>>2]|0;k=bp(C,aU,18,0)|0;m=D;l=bf(q,bc,C,aU)|0;aU=bf(l,D,k,m)|0;c[a1>>2]=aU;c[a1+4>>2]=D;aU=c[a4>>2]|0;m=c[a4+4>>2]|0;k=c[a0>>2]|0;l=c[a0+4>>2]|0;C=bp(aU,m,18,0)|0;bc=D;q=bf(k,l,aU,m)|0;m=bf(q,D,C,bc)|0;c[a0>>2]=m;c[a0+4>>2]=D;m=c[y>>2]|0;bc=c[y+4>>2]|0;C=c[a$>>2]|0;q=c[a$+4>>2]|0;aU=bp(m,bc,18,0)|0;l=D;k=bf(C,q,m,bc)|0;bc=bf(k,D,aU,l)|0;c[a$>>2]=bc;c[a$+4>>2]=D;bc=c[B>>2]|0;l=c[B+4>>2]|0;aU=c[a_>>2]|0;k=c[a_+4>>2]|0;m=bp(bc,l,18,0)|0;q=D;C=bf(aU,k,bc,l)|0;l=bf(C,D,m,q)|0;c[a_>>2]=l;c[a_+4>>2]=D;l=c[b$>>2]|0;q=c[b$+4>>2]|0;m=c[aZ>>2]|0;C=c[aZ+4>>2]|0;bc=bp(l,q,18,0)|0;k=D;aU=bf(m,C,l,q)|0;q=bf(aU,D,bc,k)|0;c[aZ>>2]=q;c[aZ+4>>2]=D;q=c[A>>2]|0;k=c[A+4>>2]|0;bc=c[aY>>2]|0;aU=c[aY+4>>2]|0;l=bp(q,k,18,0)|0;C=D;m=bf(bc,aU,q,k)|0;k=bf(m,D,l,C)|0;c[aY>>2]=k;c[aY+4>>2]=D;k=c[aA>>2]|0;C=c[aA+4>>2]|0;l=c[aX>>2]|0;m=c[aX+4>>2]|0;q=bp(k,C,18,0)|0;aU=D;bc=bf(l,m,k,C)|0;C=bf(bc,D,q,aU)|0;c[aX>>2]=C;c[aX+4>>2]=D;C=c[aV>>2]|0;aU=c[aV+4>>2]|0;q=c[t>>2]|0;bc=c[t+4>>2]|0;k=bp(C,aU,18,0)|0;m=D;l=bf(q,bc,C,aU)|0;aU=bf(l,D,k,m)|0;c[t>>2]=aU;c[t+4>>2]=D;aN(t);bb(J|0,I|0,80);aQ(h,r);aQ(r,h);aQ(h,r);aQ(r,h);aQ(h,r);aM(t,h,j);j=c[z>>2]|0;h=c[z+4>>2]|0;r=c[a2>>2]|0;J=c[a2+4>>2]|0;aU=bp(j,h,18,0)|0;m=D;k=bf(r,J,j,h)|0;h=bf(k,D,aU,m)|0;c[a2>>2]=h;c[a2+4>>2]=D;h=c[T>>2]|0;m=c[T+4>>2]|0;aU=c[a1>>2]|0;k=c[a1+4>>2]|0;j=bp(h,m,18,0)|0;J=D;r=bf(aU,k,h,m)|0;m=bf(r,D,j,J)|0;c[a1>>2]=m;c[a1+4>>2]=D;m=c[a4>>2]|0;J=c[a4+4>>2]|0;j=c[a0>>2]|0;r=c[a0+4>>2]|0;h=bp(m,J,18,0)|0;k=D;aU=bf(j,r,m,J)|0;J=bf(aU,D,h,k)|0;c[a0>>2]=J;c[a0+4>>2]=D;J=c[y>>2]|0;k=c[y+4>>2]|0;h=c[a$>>2]|0;aU=c[a$+4>>2]|0;m=bp(J,k,18,0)|0;r=D;j=bf(h,aU,J,k)|0;k=bf(j,D,m,r)|0;c[a$>>2]=k;c[a$+4>>2]=D;k=c[B>>2]|0;r=c[B+4>>2]|0;m=c[a_>>2]|0;j=c[a_+4>>2]|0;J=bp(k,r,18,0)|0;aU=D;h=bf(m,j,k,r)|0;r=bf(h,D,J,aU)|0;c[a_>>2]=r;c[a_+4>>2]=D;r=c[b$>>2]|0;aU=c[b$+4>>2]|0;J=c[aZ>>2]|0;h=c[aZ+4>>2]|0;k=bp(r,aU,18,0)|0;j=D;m=bf(J,h,r,aU)|0;aU=bf(m,D,k,j)|0;c[aZ>>2]=aU;c[aZ+4>>2]=D;aU=c[A>>2]|0;j=c[A+4>>2]|0;k=c[aY>>2]|0;m=c[aY+4>>2]|0;r=bp(aU,j,18,0)|0;h=D;J=bf(k,m,aU,j)|0;j=bf(J,D,r,h)|0;c[aY>>2]=j;c[aY+4>>2]=D;j=c[aA>>2]|0;h=c[aA+4>>2]|0;r=c[aX>>2]|0;J=c[aX+4>>2]|0;aU=bp(j,h,18,0)|0;m=D;k=bf(r,J,j,h)|0;h=bf(k,D,aU,m)|0;c[aX>>2]=h;c[aX+4>>2]=D;h=c[aV>>2]|0;m=c[aV+4>>2]|0;aU=c[t>>2]|0;k=c[t+4>>2]|0;j=bp(h,m,18,0)|0;J=D;r=bf(aU,k,h,m)|0;m=bf(r,D,j,J)|0;c[t>>2]=m;c[t+4>>2]=D;aN(t);bb(L|0,I|0,80);aM(t,f,o);o=c[z>>2]|0;f=c[z+4>>2]|0;z=c[a2>>2]|0;L=c[a2+4>>2]|0;m=bp(o,f,18,0)|0;J=D;j=bf(z,L,o,f)|0;f=bf(j,D,m,J)|0;c[a2>>2]=f;c[a2+4>>2]=D;a2=c[T>>2]|0;f=c[T+4>>2]|0;T=c[a1>>2]|0;J=c[a1+4>>2]|0;m=bp(a2,f,18,0)|0;j=D;o=bf(T,J,a2,f)|0;f=bf(o,D,m,j)|0;c[a1>>2]=f;c[a1+4>>2]=D;a1=c[a4>>2]|0;f=c[a4+4>>2]|0;a4=c[a0>>2]|0;j=c[a0+4>>2]|0;m=bp(a1,f,18,0)|0;o=D;a2=bf(a4,j,a1,f)|0;f=bf(a2,D,m,o)|0;c[a0>>2]=f;c[a0+4>>2]=D;a0=c[y>>2]|0;f=c[y+4>>2]|0;y=c[a$>>2]|0;o=c[a$+4>>2]|0;m=bp(a0,f,18,0)|0;a2=D;a1=bf(y,o,a0,f)|0;f=bf(a1,D,m,a2)|0;c[a$>>2]=f;c[a$+4>>2]=D;a$=c[B>>2]|0;f=c[B+4>>2]|0;B=c[a_>>2]|0;a2=c[a_+4>>2]|0;m=bp(a$,f,18,0)|0;a1=D;a0=bf(B,a2,a$,f)|0;f=bf(a0,D,m,a1)|0;c[a_>>2]=f;c[a_+4>>2]=D;a_=c[b$>>2]|0;f=c[b$+4>>2]|0;b$=c[aZ>>2]|0;a1=c[aZ+4>>2]|0;m=bp(a_,f,18,0)|0;a0=D;a$=bf(b$,a1,a_,f)|0;f=bf(a$,D,m,a0)|0;c[aZ>>2]=f;c[aZ+4>>2]=D;aZ=c[A>>2]|0;f=c[A+4>>2]|0;A=c[aY>>2]|0;a0=c[aY+4>>2]|0;m=bp(aZ,f,18,0)|0;a$=D;a_=bf(A,a0,aZ,f)|0;f=bf(a_,D,m,a$)|0;c[aY>>2]=f;c[aY+4>>2]=D;aY=c[aA>>2]|0;f=c[aA+4>>2]|0;aA=c[aX>>2]|0;a$=c[aX+4>>2]|0;m=bp(aY,f,18,0)|0;a_=D;aZ=bf(aA,a$,aY,f)|0;f=bf(aZ,D,m,a_)|0;c[aX>>2]=f;c[aX+4>>2]=D;aX=c[aV>>2]|0;f=c[aV+4>>2]|0;aV=c[t>>2]|0;a_=c[t+4>>2]|0;m=bp(aX,f,18,0)|0;aZ=D;aY=bf(aV,a_,aX,f)|0;f=bf(aY,D,m,aZ)|0;c[t>>2]=f;c[t+4>>2]=D;aN(t);bb(ba|0,I|0,80);I=c[a5>>2]|0;a5=H|0;c[a5>>2]=I;ba=H+4|0;c[ba>>2]=c[K+8>>2];t=H+8|0;c[t>>2]=c[K+16>>2];f=H+12|0;c[f>>2]=c[K+24>>2];aZ=H+16|0;c[aZ>>2]=c[K+32>>2];m=H+20|0;c[m>>2]=c[K+40>>2];aY=H+24|0;c[aY>>2]=c[K+48>>2];aX=H+28|0;c[aX>>2]=c[K+56>>2];a_=H+32|0;c[a_>>2]=c[K+64>>2];aV=H+36|0;c[aV>>2]=c[K+72>>2];K=0;a$=I;while(1){I=H+(K<<2)|0;aA=a$>>31&a$;if((K&1|0)==0){a0=aA>>26;c[I>>2]=$(a0,-67108864)+a$;A=H+(K+1<<2)|0;a1=(c[A>>2]|0)+a0|0;c[A>>2]=a1;b0=a1}else{a1=aA>>25;c[I>>2]=$(a1,-33554432)+a$;I=H+(K+1<<2)|0;aA=(c[I>>2]|0)+a1|0;c[I>>2]=aA;b0=aA}aA=K+1|0;if((aA|0)<9){K=aA;a$=b0}else{break}}b0=c[aV>>2]|0;a$=(b0>>31&b0)>>25;c[aV>>2]=$(a$,-33554432)+b0;b0=(a$*19&-1)+(c[a5>>2]|0)|0;c[a5>>2]=b0;a$=0;K=b0;while(1){b0=H+(a$<<2)|0;aA=K>>31&K;if((a$&1|0)==0){I=aA>>26;c[b0>>2]=$(I,-67108864)+K;a1=H+(a$+1<<2)|0;A=(c[a1>>2]|0)+I|0;c[a1>>2]=A;b1=A}else{A=aA>>25;c[b0>>2]=$(A,-33554432)+K;b0=H+(a$+1<<2)|0;aA=(c[b0>>2]|0)+A|0;c[b0>>2]=aA;b1=aA}aA=a$+1|0;if((aA|0)<9){a$=aA;K=b1}else{break}}b1=c[aV>>2]|0;K=(b1>>31&b1)>>25;c[aV>>2]=$(K,-33554432)+b1;b1=(K*19&-1)+(c[a5>>2]|0)|0;K=(b1>>31&b1)>>26;a$=$(K,-67108864)+b1|0;c[a5>>2]=a$;c[ba>>2]=K+(c[ba>>2]|0);K=0;b1=a$;while(1){a$=H+(K<<2)|0;if((K&1|0)==0){c[a$>>2]=b1&67108863;aA=H+(K+1<<2)|0;b0=(c[aA>>2]|0)+(b1>>26)|0;c[aA>>2]=b0;b2=b0}else{c[a$>>2]=b1&33554431;a$=H+(K+1<<2)|0;b0=(c[a$>>2]|0)+(b1>>25)|0;c[a$>>2]=b0;b2=b0}b0=K+1|0;if((b0|0)<9){K=b0;b1=b2}else{break}}b2=c[aV>>2]|0;c[aV>>2]=b2&33554431;b1=((b2>>25)*19&-1)+(c[a5>>2]|0)|0;c[a5>>2]=b1;b2=0;K=b1;while(1){b1=H+(b2<<2)|0;if((b2&1|0)==0){c[b1>>2]=K&67108863;b0=H+(b2+1<<2)|0;a$=(c[b0>>2]|0)+(K>>26)|0;c[b0>>2]=a$;b3=a$}else{c[b1>>2]=K&33554431;b1=H+(b2+1<<2)|0;a$=(c[b1>>2]|0)+(K>>25)|0;c[b1>>2]=a$;b3=a$}a$=b2+1|0;if((a$|0)<9){b2=a$;K=b3}else{break}}b3=c[aV>>2]|0;K=b3&33554431;c[aV>>2]=K;aV=((b3>>25)*19&-1)+(c[a5>>2]|0)|0;c[a5>>2]=aV;b3=aV-67108845>>31^-1;b2=1;do{a$=c[H+(b2<<2)>>2]|0;if((b2&1|0)==0){b1=a$^-67108864;b0=b1<<16&b1;b1=b0<<8&b0;b0=b1<<4&b1;b1=b0<<2&b0;b4=b1<<1&b1}else{b1=a$^-33554432;a$=b1<<16&b1;b1=a$<<8&a$;a$=b1<<4&b1;b1=a$<<2&a$;b4=b1<<1&b1}b3=b4>>31&b3;b2=b2+1|0;}while((b2|0)<10);b2=aV-(b3&67108845)|0;c[a5>>2]=b2;a5=b3&67108863;aV=b3&33554431;b4=(c[ba>>2]|0)-aV|0;ba=(c[t>>2]|0)-a5|0;t=(c[f>>2]|0)-aV|0;f=(c[aZ>>2]|0)-b3|0;b3=(c[m>>2]|0)-aV|0;c[m>>2]=b3;m=(c[aY>>2]|0)-a5|0;aY=(c[aX>>2]|0)-aV|0;aX=(c[a_>>2]|0)-a5|0;a5=K-aV|0;a[b]=b2&255;a[b+1|0]=b2>>>8&255;a[b+2|0]=b2>>>16&255;a[b+3|0]=(b4<<2|b2>>>24)&255;a[b+4|0]=b4>>>6&255;a[b+5|0]=b4>>>14&255;a[b+6|0]=(ba<<3|b4>>>22)&255;a[b+7|0]=ba>>>5&255;a[b+8|0]=ba>>>13&255;a[b+9|0]=(t<<5|ba>>>21)&255;a[b+10|0]=t>>>3&255;a[b+11|0]=t>>>11&255;a[b+12|0]=(f<<6|t>>>19)&255;a[b+13|0]=f>>>2&255;a[b+14|0]=f>>>10&255;a[b+15|0]=f>>>18&255;a[b+16|0]=b3&255;a[b+17|0]=b3>>>8&255;a[b+18|0]=b3>>>16&255;a[b+19|0]=(m<<1|b3>>>24)&255;a[b+20|0]=m>>>7&255;a[b+21|0]=m>>>15&255;a[b+22|0]=(aY<<3|m>>>23)&255;a[b+23|0]=aY>>>5&255;a[b+24|0]=aY>>>13&255;a[b+25|0]=(aX<<4|aY>>>21)&255;a[b+26|0]=aX>>>4&255;a[b+27|0]=aX>>>12&255;a[b+28|0]=(aX>>>20|a5<<6)&255;a[b+29|0]=a5>>>2&255;a[b+30|0]=a5>>>10&255;a[b+31|0]=a5>>>18&255;i=g;return 0}function aM(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0;e=c[b>>2]|0;f=c[d>>2]|0;g=bp(f,(f|0)<0?-1:0,e,(e|0)<0?-1:0)|0;c[a>>2]=g;c[a+4>>2]=D;g=c[b>>2]|0;e=d+8|0;f=c[e>>2]|0;h=bp(f,(f|0)<0?-1:0,g,(g|0)<0?-1:0)|0;g=D;f=b+8|0;i=c[f>>2]|0;j=c[d>>2]|0;k=bp(j,(j|0)<0?-1:0,i,(i|0)<0?-1:0)|0;i=bf(k,D,h,g)|0;g=a+8|0;c[g>>2]=i;c[g+4>>2]=D;g=c[f>>2]|0;i=c[e>>2]|0;h=bp(i,(i|0)<0?-1:0,0>>>31|g<<1,g>>31|((g|0)<0?-1:0)<<1)|0;g=D;i=c[b>>2]|0;k=d+16|0;j=c[k>>2]|0;l=bp(j,(j|0)<0?-1:0,i,(i|0)<0?-1:0)|0;i=bf(l,D,h,g)|0;g=D;h=b+16|0;l=c[h>>2]|0;j=c[d>>2]|0;m=bp(j,(j|0)<0?-1:0,l,(l|0)<0?-1:0)|0;l=bf(i,g,m,D)|0;m=a+16|0;c[m>>2]=l;c[m+4>>2]=D;m=c[f>>2]|0;l=c[k>>2]|0;g=bp(l,(l|0)<0?-1:0,m,(m|0)<0?-1:0)|0;m=D;l=c[h>>2]|0;i=c[e>>2]|0;j=bp(i,(i|0)<0?-1:0,l,(l|0)<0?-1:0)|0;l=bf(j,D,g,m)|0;m=D;g=c[b>>2]|0;j=d+24|0;i=c[j>>2]|0;n=bp(i,(i|0)<0?-1:0,g,(g|0)<0?-1:0)|0;g=bf(l,m,n,D)|0;n=D;m=b+24|0;l=c[m>>2]|0;i=c[d>>2]|0;o=bp(i,(i|0)<0?-1:0,l,(l|0)<0?-1:0)|0;l=bf(g,n,o,D)|0;o=a+24|0;c[o>>2]=l;c[o+4>>2]=D;o=c[h>>2]|0;l=c[k>>2]|0;n=bp(l,(l|0)<0?-1:0,o,(o|0)<0?-1:0)|0;o=D;l=c[f>>2]|0;g=c[j>>2]|0;i=bp(g,(g|0)<0?-1:0,l,(l|0)<0?-1:0)|0;l=D;g=c[m>>2]|0;p=c[e>>2]|0;q=bp(p,(p|0)<0?-1:0,g,(g|0)<0?-1:0)|0;g=bf(q,D,i,l)|0;l=bf(g<<1|0>>>31,D<<1|g>>>31,n,o)|0;o=D;n=c[b>>2]|0;g=d+32|0;i=c[g>>2]|0;q=bp(i,(i|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(l,o,q,D)|0;q=D;o=b+32|0;l=c[o>>2]|0;i=c[d>>2]|0;p=bp(i,(i|0)<0?-1:0,l,(l|0)<0?-1:0)|0;l=bf(n,q,p,D)|0;p=a+32|0;c[p>>2]=l;c[p+4>>2]=D;p=c[h>>2]|0;l=c[j>>2]|0;q=bp(l,(l|0)<0?-1:0,p,(p|0)<0?-1:0)|0;p=D;l=c[m>>2]|0;n=c[k>>2]|0;i=bp(n,(n|0)<0?-1:0,l,(l|0)<0?-1:0)|0;l=bf(i,D,q,p)|0;p=D;q=c[f>>2]|0;i=c[g>>2]|0;n=bp(i,(i|0)<0?-1:0,q,(q|0)<0?-1:0)|0;q=bf(l,p,n,D)|0;n=D;p=c[o>>2]|0;l=c[e>>2]|0;i=bp(l,(l|0)<0?-1:0,p,(p|0)<0?-1:0)|0;p=bf(q,n,i,D)|0;i=D;n=c[b>>2]|0;q=d+40|0;l=c[q>>2]|0;r=bp(l,(l|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(p,i,r,D)|0;r=D;i=b+40|0;p=c[i>>2]|0;l=c[d>>2]|0;s=bp(l,(l|0)<0?-1:0,p,(p|0)<0?-1:0)|0;p=bf(n,r,s,D)|0;s=a+40|0;c[s>>2]=p;c[s+4>>2]=D;s=c[m>>2]|0;p=c[j>>2]|0;r=bp(p,(p|0)<0?-1:0,s,(s|0)<0?-1:0)|0;s=D;p=c[f>>2]|0;n=c[q>>2]|0;l=bp(n,(n|0)<0?-1:0,p,(p|0)<0?-1:0)|0;p=bf(l,D,r,s)|0;s=D;r=c[i>>2]|0;l=c[e>>2]|0;n=bp(l,(l|0)<0?-1:0,r,(r|0)<0?-1:0)|0;r=bf(p,s,n,D)|0;n=D<<1|r>>>31;s=c[h>>2]|0;p=c[g>>2]|0;l=bp(p,(p|0)<0?-1:0,s,(s|0)<0?-1:0)|0;s=bf(r<<1|0>>>31,n,l,D)|0;l=D;n=c[o>>2]|0;r=c[k>>2]|0;p=bp(r,(r|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(s,l,p,D)|0;p=D;l=c[b>>2]|0;s=d+48|0;r=c[s>>2]|0;t=bp(r,(r|0)<0?-1:0,l,(l|0)<0?-1:0)|0;l=bf(n,p,t,D)|0;t=D;p=b+48|0;n=c[p>>2]|0;r=c[d>>2]|0;u=bp(r,(r|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(l,t,u,D)|0;u=a+48|0;c[u>>2]=n;c[u+4>>2]=D;u=c[m>>2]|0;n=c[g>>2]|0;t=bp(n,(n|0)<0?-1:0,u,(u|0)<0?-1:0)|0;u=D;n=c[o>>2]|0;l=c[j>>2]|0;r=bp(l,(l|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(r,D,t,u)|0;u=D;t=c[h>>2]|0;r=c[q>>2]|0;l=bp(r,(r|0)<0?-1:0,t,(t|0)<0?-1:0)|0;t=bf(n,u,l,D)|0;l=D;u=c[i>>2]|0;n=c[k>>2]|0;r=bp(n,(n|0)<0?-1:0,u,(u|0)<0?-1:0)|0;u=bf(t,l,r,D)|0;r=D;l=c[f>>2]|0;t=c[s>>2]|0;n=bp(t,(t|0)<0?-1:0,l,(l|0)<0?-1:0)|0;l=bf(u,r,n,D)|0;n=D;r=c[p>>2]|0;u=c[e>>2]|0;t=bp(u,(u|0)<0?-1:0,r,(r|0)<0?-1:0)|0;r=bf(l,n,t,D)|0;t=D;n=c[b>>2]|0;l=d+56|0;u=c[l>>2]|0;v=bp(u,(u|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(r,t,v,D)|0;v=D;t=b+56|0;r=c[t>>2]|0;u=c[d>>2]|0;w=bp(u,(u|0)<0?-1:0,r,(r|0)<0?-1:0)|0;r=bf(n,v,w,D)|0;w=a+56|0;c[w>>2]=r;c[w+4>>2]=D;w=c[o>>2]|0;r=c[g>>2]|0;v=bp(r,(r|0)<0?-1:0,w,(w|0)<0?-1:0)|0;w=D;r=c[m>>2]|0;n=c[q>>2]|0;u=bp(n,(n|0)<0?-1:0,r,(r|0)<0?-1:0)|0;r=D;n=c[i>>2]|0;x=c[j>>2]|0;y=bp(x,(x|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(y,D,u,r)|0;r=D;u=c[f>>2]|0;y=c[l>>2]|0;x=bp(y,(y|0)<0?-1:0,u,(u|0)<0?-1:0)|0;u=bf(n,r,x,D)|0;x=D;r=c[t>>2]|0;n=c[e>>2]|0;y=bp(n,(n|0)<0?-1:0,r,(r|0)<0?-1:0)|0;r=bf(u,x,y,D)|0;y=bf(r<<1|0>>>31,D<<1|r>>>31,v,w)|0;w=D;v=c[h>>2]|0;r=c[s>>2]|0;x=bp(r,(r|0)<0?-1:0,v,(v|0)<0?-1:0)|0;v=bf(y,w,x,D)|0;x=D;w=c[p>>2]|0;y=c[k>>2]|0;r=bp(y,(y|0)<0?-1:0,w,(w|0)<0?-1:0)|0;w=bf(v,x,r,D)|0;r=D;x=c[b>>2]|0;v=d+64|0;y=c[v>>2]|0;u=bp(y,(y|0)<0?-1:0,x,(x|0)<0?-1:0)|0;x=bf(w,r,u,D)|0;u=D;r=b+64|0;w=c[r>>2]|0;y=c[d>>2]|0;n=bp(y,(y|0)<0?-1:0,w,(w|0)<0?-1:0)|0;w=bf(x,u,n,D)|0;n=a+64|0;c[n>>2]=w;c[n+4>>2]=D;n=c[o>>2]|0;w=c[q>>2]|0;u=bp(w,(w|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=D;w=c[i>>2]|0;x=c[g>>2]|0;y=bp(x,(x|0)<0?-1:0,w,(w|0)<0?-1:0)|0;w=bf(y,D,u,n)|0;n=D;u=c[m>>2]|0;y=c[s>>2]|0;x=bp(y,(y|0)<0?-1:0,u,(u|0)<0?-1:0)|0;u=bf(w,n,x,D)|0;x=D;n=c[p>>2]|0;w=c[j>>2]|0;y=bp(w,(w|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(u,x,y,D)|0;y=D;x=c[h>>2]|0;u=c[l>>2]|0;w=bp(u,(u|0)<0?-1:0,x,(x|0)<0?-1:0)|0;x=bf(n,y,w,D)|0;w=D;y=c[t>>2]|0;n=c[k>>2]|0;u=bp(n,(n|0)<0?-1:0,y,(y|0)<0?-1:0)|0;y=bf(x,w,u,D)|0;u=D;w=c[f>>2]|0;x=c[v>>2]|0;n=bp(x,(x|0)<0?-1:0,w,(w|0)<0?-1:0)|0;w=bf(y,u,n,D)|0;n=D;u=c[r>>2]|0;y=c[e>>2]|0;x=bp(y,(y|0)<0?-1:0,u,(u|0)<0?-1:0)|0;u=bf(w,n,x,D)|0;x=D;n=c[b>>2]|0;w=d+72|0;y=c[w>>2]|0;z=bp(y,(y|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(u,x,z,D)|0;z=D;x=b+72|0;b=c[x>>2]|0;u=c[d>>2]|0;d=bp(u,(u|0)<0?-1:0,b,(b|0)<0?-1:0)|0;b=bf(n,z,d,D)|0;d=a+72|0;c[d>>2]=b;c[d+4>>2]=D;d=c[i>>2]|0;b=c[q>>2]|0;z=bp(b,(b|0)<0?-1:0,d,(d|0)<0?-1:0)|0;d=D;b=c[m>>2]|0;n=c[l>>2]|0;u=bp(n,(n|0)<0?-1:0,b,(b|0)<0?-1:0)|0;b=bf(u,D,z,d)|0;d=D;z=c[t>>2]|0;u=c[j>>2]|0;n=bp(u,(u|0)<0?-1:0,z,(z|0)<0?-1:0)|0;z=bf(b,d,n,D)|0;n=D;d=c[f>>2]|0;f=c[w>>2]|0;b=bp(f,(f|0)<0?-1:0,d,(d|0)<0?-1:0)|0;d=bf(z,n,b,D)|0;b=D;n=c[x>>2]|0;z=c[e>>2]|0;e=bp(z,(z|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(d,b,e,D)|0;e=D<<1|n>>>31;b=c[o>>2]|0;d=c[s>>2]|0;z=bp(d,(d|0)<0?-1:0,b,(b|0)<0?-1:0)|0;b=bf(n<<1|0>>>31,e,z,D)|0;z=D;e=c[p>>2]|0;n=c[g>>2]|0;d=bp(n,(n|0)<0?-1:0,e,(e|0)<0?-1:0)|0;e=bf(b,z,d,D)|0;d=D;z=c[h>>2]|0;b=c[v>>2]|0;n=bp(b,(b|0)<0?-1:0,z,(z|0)<0?-1:0)|0;z=bf(e,d,n,D)|0;n=D;d=c[r>>2]|0;e=c[k>>2]|0;b=bp(e,(e|0)<0?-1:0,d,(d|0)<0?-1:0)|0;d=bf(z,n,b,D)|0;b=a+80|0;c[b>>2]=d;c[b+4>>2]=D;b=c[i>>2]|0;d=c[s>>2]|0;n=bp(d,(d|0)<0?-1:0,b,(b|0)<0?-1:0)|0;b=D;d=c[p>>2]|0;z=c[q>>2]|0;e=bp(z,(z|0)<0?-1:0,d,(d|0)<0?-1:0)|0;d=bf(e,D,n,b)|0;b=D;n=c[o>>2]|0;e=c[l>>2]|0;z=bp(e,(e|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(d,b,z,D)|0;z=D;b=c[t>>2]|0;d=c[g>>2]|0;e=bp(d,(d|0)<0?-1:0,b,(b|0)<0?-1:0)|0;b=bf(n,z,e,D)|0;e=D;z=c[m>>2]|0;n=c[v>>2]|0;d=bp(n,(n|0)<0?-1:0,z,(z|0)<0?-1:0)|0;z=bf(b,e,d,D)|0;d=D;e=c[r>>2]|0;b=c[j>>2]|0;n=bp(b,(b|0)<0?-1:0,e,(e|0)<0?-1:0)|0;e=bf(z,d,n,D)|0;n=D;d=c[h>>2]|0;h=c[w>>2]|0;z=bp(h,(h|0)<0?-1:0,d,(d|0)<0?-1:0)|0;d=bf(e,n,z,D)|0;z=D;n=c[x>>2]|0;e=c[k>>2]|0;k=bp(e,(e|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(d,z,k,D)|0;k=a+88|0;c[k>>2]=n;c[k+4>>2]=D;k=c[p>>2]|0;n=c[s>>2]|0;z=bp(n,(n|0)<0?-1:0,k,(k|0)<0?-1:0)|0;k=D;n=c[i>>2]|0;d=c[l>>2]|0;e=bp(d,(d|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=D;d=c[t>>2]|0;h=c[q>>2]|0;b=bp(h,(h|0)<0?-1:0,d,(d|0)<0?-1:0)|0;d=bf(b,D,e,n)|0;n=D;e=c[m>>2]|0;m=c[w>>2]|0;b=bp(m,(m|0)<0?-1:0,e,(e|0)<0?-1:0)|0;e=bf(d,n,b,D)|0;b=D;n=c[x>>2]|0;d=c[j>>2]|0;j=bp(d,(d|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(e,b,j,D)|0;j=bf(n<<1|0>>>31,D<<1|n>>>31,z,k)|0;k=D;z=c[o>>2]|0;n=c[v>>2]|0;b=bp(n,(n|0)<0?-1:0,z,(z|0)<0?-1:0)|0;z=bf(j,k,b,D)|0;b=D;k=c[r>>2]|0;j=c[g>>2]|0;n=bp(j,(j|0)<0?-1:0,k,(k|0)<0?-1:0)|0;k=bf(z,b,n,D)|0;n=a+96|0;c[n>>2]=k;c[n+4>>2]=D;n=c[p>>2]|0;k=c[l>>2]|0;b=bp(k,(k|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=D;k=c[t>>2]|0;z=c[s>>2]|0;j=bp(z,(z|0)<0?-1:0,k,(k|0)<0?-1:0)|0;k=bf(j,D,b,n)|0;n=D;b=c[i>>2]|0;j=c[v>>2]|0;z=bp(j,(j|0)<0?-1:0,b,(b|0)<0?-1:0)|0;b=bf(k,n,z,D)|0;z=D;n=c[r>>2]|0;k=c[q>>2]|0;j=bp(k,(k|0)<0?-1:0,n,(n|0)<0?-1:0)|0;n=bf(b,z,j,D)|0;j=D;z=c[o>>2]|0;o=c[w>>2]|0;b=bp(o,(o|0)<0?-1:0,z,(z|0)<0?-1:0)|0;z=bf(n,j,b,D)|0;b=D;j=c[x>>2]|0;n=c[g>>2]|0;g=bp(n,(n|0)<0?-1:0,j,(j|0)<0?-1:0)|0;j=bf(z,b,g,D)|0;g=a+104|0;c[g>>2]=j;c[g+4>>2]=D;g=c[t>>2]|0;j=c[l>>2]|0;b=bp(j,(j|0)<0?-1:0,g,(g|0)<0?-1:0)|0;g=D;j=c[i>>2]|0;i=c[w>>2]|0;z=bp(i,(i|0)<0?-1:0,j,(j|0)<0?-1:0)|0;j=bf(z,D,b,g)|0;g=D;b=c[x>>2]|0;z=c[q>>2]|0;q=bp(z,(z|0)<0?-1:0,b,(b|0)<0?-1:0)|0;b=bf(j,g,q,D)|0;q=D<<1|b>>>31;g=c[p>>2]|0;j=c[v>>2]|0;z=bp(j,(j|0)<0?-1:0,g,(g|0)<0?-1:0)|0;g=bf(b<<1|0>>>31,q,z,D)|0;z=D;q=c[r>>2]|0;b=c[s>>2]|0;j=bp(b,(b|0)<0?-1:0,q,(q|0)<0?-1:0)|0;q=bf(g,z,j,D)|0;j=a+112|0;c[j>>2]=q;c[j+4>>2]=D;j=c[t>>2]|0;q=c[v>>2]|0;z=bp(q,(q|0)<0?-1:0,j,(j|0)<0?-1:0)|0;j=D;q=c[r>>2]|0;g=c[l>>2]|0;b=bp(g,(g|0)<0?-1:0,q,(q|0)<0?-1:0)|0;q=bf(b,D,z,j)|0;j=D;z=c[p>>2]|0;p=c[w>>2]|0;b=bp(p,(p|0)<0?-1:0,z,(z|0)<0?-1:0)|0;z=bf(q,j,b,D)|0;b=D;j=c[x>>2]|0;q=c[s>>2]|0;s=bp(q,(q|0)<0?-1:0,j,(j|0)<0?-1:0)|0;j=bf(z,b,s,D)|0;s=a+120|0;c[s>>2]=j;c[s+4>>2]=D;s=c[r>>2]|0;j=c[v>>2]|0;b=bp(j,(j|0)<0?-1:0,s,(s|0)<0?-1:0)|0;s=D;j=c[t>>2]|0;t=c[w>>2]|0;z=bp(t,(t|0)<0?-1:0,j,(j|0)<0?-1:0)|0;j=D;t=c[x>>2]|0;q=c[l>>2]|0;l=bp(q,(q|0)<0?-1:0,t,(t|0)<0?-1:0)|0;t=bf(l,D,z,j)|0;j=bf(t<<1|0>>>31,D<<1|t>>>31,b,s)|0;s=a+128|0;c[s>>2]=j;c[s+4>>2]=D;s=c[r>>2]|0;r=c[w>>2]|0;j=bp(r,(r|0)<0?-1:0,s,(s|0)<0?-1:0)|0;s=D;r=c[x>>2]|0;b=c[v>>2]|0;v=bp(b,(b|0)<0?-1:0,r,(r|0)<0?-1:0)|0;r=bf(v,D,j,s)|0;s=a+136|0;c[s>>2]=r;c[s+4>>2]=D;s=c[x>>2]|0;x=c[w>>2]|0;w=bp(x,(x|0)<0?-1:0,0>>>31|s<<1,s>>31|((s|0)<0?-1:0)<<1)|0;s=a+144|0;c[s>>2]=w;c[s+4>>2]=D;return}function aN(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0;b=a+80|0;c[b>>2]=0;c[b+4>>2]=0;d=0;e=c[a+4>>2]|0;f=c[a>>2]|0;do{g=a+(d<<3)|0;h=bf(e>>31>>>6,0,f,e)|0;i=D;j=h>>>26|i<<6;h=i>>26|((i|0)<0?-1:0)<<6;i=bg(f,e,j<<26|0>>>6,h<<26|j>>>6)|0;c[g>>2]=i;c[g+4>>2]=D;g=a+((d|1)<<3)|0;i=bf(j,h,c[g>>2]|0,c[g+4>>2]|0)|0;h=D;j=bf(h>>31>>>7,0,i,h)|0;k=D;l=j>>>25|k<<7;j=k>>25|((k|0)<0?-1:0)<<7;k=bg(i,h,l<<25|0>>>7,j<<25|l>>>7)|0;c[g>>2]=k;c[g+4>>2]=D;d=d+2|0;g=a+(d<<3)|0;f=bf(l,j,c[g>>2]|0,c[g+4>>2]|0)|0;e=D;c[g>>2]=f;c[g+4>>2]=e;}while(d>>>0<10);d=c[b>>2]|0;e=c[b+4>>2]|0;f=bf(c[a>>2]|0,c[a+4>>2]|0,d<<4|0>>>28,e<<4|d>>>28)|0;g=bf(d<<1|0>>>31,e<<1|d>>>31,f,D)|0;f=bf(g,D,d,e)|0;e=D;c[b>>2]=0;c[b+4>>2]=0;b=bf(e>>31>>>6,0,f,e)|0;d=D;g=b>>>26|d<<6;b=d>>26|((d|0)<0?-1:0)<<6;d=bg(f,e,g<<26|0>>>6,b<<26|g>>>6)|0;c[a>>2]=d;c[a+4>>2]=D;d=a+8|0;a=bf(g,b,c[d>>2]|0,c[d+4>>2]|0)|0;c[d>>2]=a;c[d+4>>2]=D;return}function aO(a,b){a=a|0;b=b|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,E=0,F=0,G=0,H=0,I=0;e=d[b+1|0]|0;f=d[b+2|0]|0;g=d[b+3|0]|0;h=e<<8|0>>>24|(d[b]|0)|(f<<16|0>>>16)|(g<<24|0>>>8);i=d[b+5|0]|0;j=d[b+6|0]|0;k=i<<8|0>>>24|(d[b+4|0]|0)|(j<<16|0>>>16);l=k<<6|0>>>26;m=(0<<8|i>>>24|(0<<16|j>>>16))<<6|k>>>26;k=d[b+8|0]|0;j=d[b+9|0]|0;i=k<<8|0>>>24|(d[b+7|0]|0)|(j<<16|0>>>16);n=d[b+11|0]|0;o=d[b+12|0]|0;p=n<<8|0>>>24|(d[b+10|0]|0)|(o<<16|0>>>16);q=p<<3|0>>>29;r=(0<<8|n>>>24|(0<<16|o>>>16))<<3|p>>>29;p=d[b+14|0]|0;o=d[b+15|0]|0;n=p<<8|0>>>24|(d[b+13|0]|0)|(o<<16|0>>>16);s=d[b+17|0]|0;t=d[b+18|0]|0;u=d[b+19|0]|0;v=s<<8|0>>>24|(d[b+16|0]|0)|(t<<16|0>>>16)|(u<<24|0>>>8);w=0<<8|s>>>24|(0<<16|t>>>16)|(0<<24|u>>>8);u=d[b+21|0]|0;t=d[b+22|0]|0;s=u<<8|0>>>24|(d[b+20|0]|0)|(t<<16|0>>>16);x=d[b+24|0]|0;y=d[b+25|0]|0;z=x<<8|0>>>24|(d[b+23|0]|0)|(y<<16|0>>>16);A=z<<5|0>>>27;B=(0<<8|x>>>24|(0<<16|y>>>16))<<5|z>>>27;z=d[b+27|0]|0;y=d[b+28|0]|0;x=z<<8|0>>>24|(d[b+26|0]|0)|(y<<16|0>>>16);C=d[b+30|0]|0;E=d[b+31|0]|0;F=C<<8|0>>>24|(d[b+29|0]|0)|(E<<16|0>>>16);b=(F<<2|0>>>30)&33554428;G=((0<<8|C>>>24|(0<<16|E>>>16))<<2|F>>>30)&0;F=bf(b,G,16777216,0)|0;E=D;C=F>>>25|E<<7;F=E>>>25|0<<7;E=bp(C,F,19,0)|0;H=bf(E,D,h,0<<8|e>>>24|(0<<16|f>>>16)|(0<<24|g>>>8))|0;g=D;f=bf(l,m,16777216,0)|0;e=D;h=f>>>25|e<<7;f=e>>>25|0<<7;e=bf(i<<5|0>>>27,(0<<8|k>>>24|(0<<16|j>>>16))<<5|i>>>27,h,f)|0;i=D;j=bg(l,m,h<<25|0>>>7,f<<25|h>>>7)|0;h=D;f=bf(q,r,16777216,0)|0;m=D;l=f>>>25|m<<7;f=m>>>25|0<<7;m=bf(n<<2|0>>>30,(0<<8|p>>>24|(0<<16|o>>>16))<<2|n>>>30,l,f)|0;n=D;o=bf(v,w,16777216,0)|0;p=D;k=o>>>25|p<<7;o=p>>>25|0<<7;p=bf(s<<7|0>>>25,(0<<8|u>>>24|(0<<16|t>>>16))<<7|s>>>25,k,o)|0;s=D;t=bf(A,B,16777216,0)|0;u=D;E=t>>>25|u<<7;t=u>>>25|0<<7;u=bf(x<<4|0>>>28,(0<<8|z>>>24|(0<<16|y>>>16))<<4|x>>>28,E,t)|0;x=D;y=bf(H,g,33554432,0)|0;z=D;I=y>>>26|z<<6;y=z>>26|((z|0)<0?-1:0)<<6;z=bf(j,h,I,y)|0;h=bg(H,g,I<<26|0>>>6,y<<26|I>>>6)|0;I=bf(e,i,33554432,0)|0;y=D;g=I>>>26|y<<6;I=y>>26|((y|0)<0?-1:0)<<6;y=bf(g,I,q,r)|0;r=bg(y,D,l<<25|0>>>7,f<<25|l>>>7)|0;l=bg(e,i,g<<26|0>>>6,I<<26|g>>>6)|0;g=bf(m,n,33554432,0)|0;I=D;i=g>>>26|I<<6;g=I>>26|((I|0)<0?-1:0)<<6;I=bf(i,g,v,w)|0;w=bg(I,D,k<<25|0>>>7,o<<25|k>>>7)|0;k=bg(m,n,i<<26|0>>>6,g<<26|i>>>6)|0;i=bf(p,s,33554432,0)|0;g=D;n=i>>>26|g<<6;i=g>>26|((g|0)<0?-1:0)<<6;g=bf(n,i,A,B)|0;B=bg(g,D,E<<25|0>>>7,t<<25|E>>>7)|0;E=bg(p,s,n<<26|0>>>6,i<<26|n>>>6)|0;n=bf(u,x,33554432,0)|0;i=D;s=n>>>26|i<<6;n=i>>26|((i|0)<0?-1:0)<<6;i=bf(b,G,s,n)|0;G=bg(i,D,C<<25|0>>>7,F<<25|C>>>7)|0;C=bg(u,x,s<<26|0>>>6,n<<26|s>>>6)|0;c[a>>2]=h;c[a+4>>2]=z;c[a+8>>2]=l;c[a+12>>2]=r;c[a+16>>2]=k;c[a+20>>2]=w;c[a+24>>2]=E;c[a+28>>2]=B;c[a+32>>2]=C;c[a+36>>2]=G;return}function aP(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0,aL=0,aM=0,aN=0,aO=0,aP=0,aQ=0,aR=0,aS=0,aT=0,aU=0,aV=0,aW=0,aX=0,aY=0,aZ=0,a_=0,a$=0,a0=0,a1=0,a2=0,a3=0,a4=0,a5=0,a6=0,a7=0,a8=0,a9=0,ba=0,bb=0,bc=0,bd=0,be=0,bh=0,bi=0,bj=0,bk=0,bl=0,bm=0,bn=0,bo=0,bq=0,br=0,bs=0,bt=0,bu=0,bv=0,bw=0,bx=0,by=0,bz=0,bA=0,bB=0,bC=0,bD=0,bE=0,bF=0,bG=0,bH=0,bI=0,bJ=0,bK=0,bL=0,bM=0,bN=0,bO=0,bP=0,bQ=0,bR=0,bS=0,bT=0,bU=0,bV=0,bW=0,bX=0,bY=0,bZ=0,b_=0,b$=0,b0=0,b1=0,b2=0,b3=0,b4=0,b5=0,b6=0,b7=0,b8=0,b9=0,ca=0,cb=0,cc=0,cd=0,ce=0,cf=0,cg=0,ch=0,ci=0,cj=0,ck=0,cl=0,cm=0,cn=0,co=0,cp=0,cq=0,cr=0,cs=0,ct=0,cu=0,cv=0,cw=0,cx=0,cy=0,cz=0,cA=0,cB=0,cC=0;e=c[b>>2]|0;f=c[b+4>>2]|0;g=c[b+8>>2]|0;h=c[b+12>>2]|0;i=c[b+16>>2]|0;j=c[b+20>>2]|0;k=c[b+24>>2]|0;l=c[b+28>>2]|0;m=c[b+32>>2]|0;n=c[b+36>>2]|0;b=c[d>>2]|0;o=c[d+4>>2]|0;p=c[d+8>>2]|0;q=c[d+12>>2]|0;r=c[d+16>>2]|0;s=c[d+20>>2]|0;t=c[d+24>>2]|0;u=c[d+28>>2]|0;v=c[d+32>>2]|0;w=c[d+36>>2]|0;d=o*19&-1;x=p*19&-1;y=q*19&-1;z=r*19&-1;A=s*19&-1;B=t*19&-1;C=u*19&-1;E=v*19&-1;F=w*19&-1;G=f<<1;H=h<<1;I=j<<1;J=l<<1;K=n<<1;L=e;M=(e|0)<0?-1:0;e=b;N=(b|0)<0?-1:0;b=bp(e,N,L,M)|0;O=D;P=o;Q=(o|0)<0?-1:0;o=bp(P,Q,L,M)|0;R=D;S=p;T=(p|0)<0?-1:0;p=bp(S,T,L,M)|0;U=D;V=q;W=(q|0)<0?-1:0;q=bp(V,W,L,M)|0;X=D;Y=r;Z=(r|0)<0?-1:0;r=bp(Y,Z,L,M)|0;_=D;$=s;aa=(s|0)<0?-1:0;s=bp($,aa,L,M)|0;ab=D;ac=t;ad=(t|0)<0?-1:0;t=bp(ac,ad,L,M)|0;ae=D;af=u;ag=(u|0)<0?-1:0;u=bp(af,ag,L,M)|0;ah=D;ai=v;aj=(v|0)<0?-1:0;v=bp(ai,aj,L,M)|0;ak=D;al=bp(w,(w|0)<0?-1:0,L,M)|0;M=D;L=f;w=(f|0)<0?-1:0;f=bp(e,N,L,w)|0;am=D;an=G;ao=(G|0)<0?-1:0;G=bp(P,Q,an,ao)|0;ap=D;aq=bp(S,T,L,w)|0;ar=D;as=bp(V,W,an,ao)|0;at=D;au=bp(Y,Z,L,w)|0;av=D;aw=bp($,aa,an,ao)|0;ax=D;ay=bp(ac,ad,L,w)|0;az=D;aA=bp(af,ag,an,ao)|0;aB=D;aC=bp(ai,aj,L,w)|0;w=D;L=F;aj=(F|0)<0?-1:0;F=bp(L,aj,an,ao)|0;ao=D;an=g;ai=(g|0)<0?-1:0;g=bp(e,N,an,ai)|0;aD=D;aE=bp(P,Q,an,ai)|0;aF=D;aG=bp(S,T,an,ai)|0;aH=D;aI=bp(V,W,an,ai)|0;aJ=D;aK=bp(Y,Z,an,ai)|0;aL=D;aM=bp($,aa,an,ai)|0;aN=D;aO=bp(ac,ad,an,ai)|0;aP=D;aQ=bp(af,ag,an,ai)|0;ag=D;af=E;aR=(E|0)<0?-1:0;E=bp(af,aR,an,ai)|0;aS=D;aT=bp(L,aj,an,ai)|0;ai=D;an=h;aU=(h|0)<0?-1:0;h=bp(e,N,an,aU)|0;aV=D;aW=H;aX=(H|0)<0?-1:0;H=bp(P,Q,aW,aX)|0;aY=D;aZ=bp(S,T,an,aU)|0;a_=D;a$=bp(V,W,aW,aX)|0;a0=D;a1=bp(Y,Z,an,aU)|0;a2=D;a3=bp($,aa,aW,aX)|0;a4=D;a5=bp(ac,ad,an,aU)|0;ad=D;ac=C;a6=(C|0)<0?-1:0;C=bp(ac,a6,aW,aX)|0;a7=D;a8=bp(af,aR,an,aU)|0;aU=D;an=bp(L,aj,aW,aX)|0;aX=D;aW=i;a9=(i|0)<0?-1:0;i=bp(e,N,aW,a9)|0;ba=D;bb=bp(P,Q,aW,a9)|0;bc=D;bd=bp(S,T,aW,a9)|0;be=D;bh=bp(V,W,aW,a9)|0;bi=D;bj=bp(Y,Z,aW,a9)|0;bk=D;bl=bp($,aa,aW,a9)|0;aa=D;$=B;bm=(B|0)<0?-1:0;B=bp($,bm,aW,a9)|0;bn=D;bo=bp(ac,a6,aW,a9)|0;bq=D;br=bp(af,aR,aW,a9)|0;bs=D;bt=bp(L,aj,aW,a9)|0;a9=D;aW=j;bu=(j|0)<0?-1:0;j=bp(e,N,aW,bu)|0;bv=D;bw=I;bx=(I|0)<0?-1:0;I=bp(P,Q,bw,bx)|0;by=D;bz=bp(S,T,aW,bu)|0;bA=D;bB=bp(V,W,bw,bx)|0;bC=D;bD=bp(Y,Z,aW,bu)|0;Z=D;Y=A;bE=(A|0)<0?-1:0;A=bp(Y,bE,bw,bx)|0;bF=D;bG=bp($,bm,aW,bu)|0;bH=D;bI=bp(ac,a6,bw,bx)|0;bJ=D;bK=bp(af,aR,aW,bu)|0;bu=D;aW=bp(L,aj,bw,bx)|0;bx=D;bw=k;bL=(k|0)<0?-1:0;k=bp(e,N,bw,bL)|0;bM=D;bN=bp(P,Q,bw,bL)|0;bO=D;bP=bp(S,T,bw,bL)|0;bQ=D;bR=bp(V,W,bw,bL)|0;W=D;V=z;bS=(z|0)<0?-1:0;z=bp(V,bS,bw,bL)|0;bT=D;bU=bp(Y,bE,bw,bL)|0;bV=D;bW=bp($,bm,bw,bL)|0;bX=D;bY=bp(ac,a6,bw,bL)|0;bZ=D;b_=bp(af,aR,bw,bL)|0;b$=D;b0=bp(L,aj,bw,bL)|0;bL=D;bw=l;b1=(l|0)<0?-1:0;l=bp(e,N,bw,b1)|0;b2=D;b3=J;b4=(J|0)<0?-1:0;J=bp(P,Q,b3,b4)|0;b5=D;b6=bp(S,T,bw,b1)|0;T=D;S=y;b7=(y|0)<0?-1:0;y=bp(S,b7,b3,b4)|0;b8=D;b9=bp(V,bS,bw,b1)|0;ca=D;cb=bp(Y,bE,b3,b4)|0;cc=D;cd=bp($,bm,bw,b1)|0;ce=D;cf=bp(ac,a6,b3,b4)|0;cg=D;ch=bp(af,aR,bw,b1)|0;b1=D;bw=bp(L,aj,b3,b4)|0;b4=D;b3=m;ci=(m|0)<0?-1:0;m=bp(e,N,b3,ci)|0;cj=D;ck=bp(P,Q,b3,ci)|0;Q=D;P=x;cl=(x|0)<0?-1:0;x=bp(P,cl,b3,ci)|0;cm=D;cn=bp(S,b7,b3,ci)|0;co=D;cp=bp(V,bS,b3,ci)|0;cq=D;cr=bp(Y,bE,b3,ci)|0;cs=D;ct=bp($,bm,b3,ci)|0;cu=D;cv=bp(ac,a6,b3,ci)|0;cw=D;cx=bp(af,aR,b3,ci)|0;cy=D;cz=bp(L,aj,b3,ci)|0;ci=D;b3=n;cA=(n|0)<0?-1:0;n=bp(e,N,b3,cA)|0;N=D;e=K;cB=(K|0)<0?-1:0;K=bp(d,(d|0)<0?-1:0,e,cB)|0;d=D;cC=bp(P,cl,b3,cA)|0;cl=D;P=bp(S,b7,e,cB)|0;b7=D;S=bp(V,bS,b3,cA)|0;bS=D;V=bp(Y,bE,e,cB)|0;bE=D;Y=bp($,bm,b3,cA)|0;bm=D;$=bp(ac,a6,e,cB)|0;a6=D;ac=bp(af,aR,b3,cA)|0;cA=D;b3=bp(L,aj,e,cB)|0;cB=D;e=bf(K,d,b,O)|0;O=bf(e,D,x,cm)|0;cm=bf(O,D,y,b8)|0;b8=bf(cm,D,z,bT)|0;bT=bf(b8,D,A,bF)|0;bF=bf(bT,D,B,bn)|0;bn=bf(bF,D,C,a7)|0;a7=bf(bn,D,E,aS)|0;aS=bf(a7,D,F,ao)|0;ao=D;F=bf(o,R,f,am)|0;am=D;f=bf(H,aY,i,ba)|0;ba=bf(f,D,aG,aH)|0;aH=bf(ba,D,as,at)|0;at=bf(aH,D,r,_)|0;_=bf(at,D,V,bE)|0;bE=bf(_,D,ct,cu)|0;cu=bf(bE,D,cf,cg)|0;cg=bf(cu,D,b_,b$)|0;b$=bf(cg,D,aW,bx)|0;bx=D;aW=bf(aS,ao,33554432,0)|0;cg=D;b_=aW>>>26|cg<<6;aW=cg>>26|((cg|0)<0?-1:0)<<6;cg=bf(F,am,cC,cl)|0;cl=bf(cg,D,cn,co)|0;co=bf(cl,D,b9,ca)|0;ca=bf(co,D,bU,bV)|0;bV=bf(ca,D,bG,bH)|0;bH=bf(bV,D,bo,bq)|0;bq=bf(bH,D,a8,aU)|0;aU=bf(bq,D,aT,ai)|0;ai=bf(aU,D,b_,aW)|0;aU=D;aT=bg(aS,ao,b_<<26|0>>>6,aW<<26|b_>>>6)|0;b_=D;aW=bf(b$,bx,33554432,0)|0;ao=D;aS=aW>>>26|ao<<6;aW=ao>>26|((ao|0)<0?-1:0)<<6;ao=bf(bb,bc,j,bv)|0;bv=bf(ao,D,aZ,a_)|0;a_=bf(bv,D,aI,aJ)|0;aJ=bf(a_,D,au,av)|0;av=bf(aJ,D,s,ab)|0;ab=bf(av,D,Y,bm)|0;bm=bf(ab,D,cv,cw)|0;cw=bf(bm,D,ch,b1)|0;b1=bf(cw,D,b0,bL)|0;bL=bf(b1,D,aS,aW)|0;b1=D;b0=bg(b$,bx,aS<<26|0>>>6,aW<<26|aS>>>6)|0;aS=D;aW=bf(ai,aU,16777216,0)|0;bx=D;b$=aW>>>25|bx<<7;aW=bx>>25|((bx|0)<0?-1:0)<<7;bx=bf(G,ap,g,aD)|0;aD=bf(bx,D,p,U)|0;U=bf(aD,D,P,b7)|0;b7=bf(U,D,cp,cq)|0;cq=bf(b7,D,cb,cc)|0;cc=bf(cq,D,bW,bX)|0;bX=bf(cc,D,bI,bJ)|0;bJ=bf(bX,D,br,bs)|0;bs=bf(bJ,D,an,aX)|0;aX=bf(bs,D,b$,aW)|0;bs=D;an=bg(ai,aU,b$<<25|0>>>7,aW<<25|b$>>>7)|0;b$=D;aW=bf(bL,b1,16777216,0)|0;aU=D;ai=aW>>>25|aU<<7;aW=aU>>25|((aU|0)<0?-1:0)<<7;aU=bf(I,by,k,bM)|0;bM=bf(aU,D,bd,be)|0;be=bf(bM,D,a$,a0)|0;a0=bf(be,D,aK,aL)|0;aL=bf(a0,D,aw,ax)|0;ax=bf(aL,D,t,ae)|0;ae=bf(ax,D,$,a6)|0;a6=bf(ae,D,cx,cy)|0;cy=bf(a6,D,bw,b4)|0;b4=bf(cy,D,ai,aW)|0;cy=D;bw=bg(bL,b1,ai<<25|0>>>7,aW<<25|ai>>>7)|0;ai=D;aW=bf(aX,bs,33554432,0)|0;b1=D;bL=aW>>>26|b1<<6;aW=b1>>26|((b1|0)<0?-1:0)<<6;b1=bf(aE,aF,h,aV)|0;aV=bf(b1,D,aq,ar)|0;ar=bf(aV,D,q,X)|0;X=bf(ar,D,S,bS)|0;bS=bf(X,D,cr,cs)|0;cs=bf(bS,D,cd,ce)|0;ce=bf(cs,D,bY,bZ)|0;bZ=bf(ce,D,bK,bu)|0;bu=bf(bZ,D,bt,a9)|0;a9=bf(bu,D,bL,aW)|0;bu=D;bt=bg(aX,bs,bL<<26|0>>>6,aW<<26|bL>>>6)|0;bL=bf(b4,cy,33554432,0)|0;aW=D;bs=bL>>>26|aW<<6;bL=aW>>26|((aW|0)<0?-1:0)<<6;aW=bf(bN,bO,l,b2)|0;b2=bf(aW,D,bz,bA)|0;bA=bf(b2,D,bh,bi)|0;bi=bf(bA,D,a1,a2)|0;a2=bf(bi,D,aM,aN)|0;aN=bf(a2,D,ay,az)|0;az=bf(aN,D,u,ah)|0;ah=bf(az,D,ac,cA)|0;cA=bf(ah,D,cz,ci)|0;ci=bf(cA,D,bs,bL)|0;cA=D;cz=bg(b4,cy,bs<<26|0>>>6,bL<<26|bs>>>6)|0;bs=bf(a9,bu,16777216,0)|0;bL=D;cy=bs>>>25|bL<<7;bs=bL>>25|((bL|0)<0?-1:0)<<7;bL=bf(cy,bs,b0,aS)|0;aS=D;b0=bg(a9,bu,cy<<25|0>>>7,bs<<25|cy>>>7)|0;cy=bf(ci,cA,16777216,0)|0;bs=D;bu=cy>>>25|bs<<7;cy=bs>>25|((bs|0)<0?-1:0)<<7;bs=bf(J,b5,m,cj)|0;cj=bf(bs,D,bP,bQ)|0;bQ=bf(cj,D,bB,bC)|0;bC=bf(bQ,D,bj,bk)|0;bk=bf(bC,D,a3,a4)|0;a4=bf(bk,D,aO,aP)|0;aP=bf(a4,D,aA,aB)|0;aB=bf(aP,D,v,ak)|0;ak=bf(aB,D,b3,cB)|0;cB=bf(ak,D,bu,cy)|0;ak=D;b3=bg(ci,cA,bu<<25|0>>>7,cy<<25|bu>>>7)|0;bu=bf(bL,aS,33554432,0)|0;cy=D;cA=bu>>>26|cy<<6;bu=cy>>26|((cy|0)<0?-1:0)<<6;cy=bf(bw,ai,cA,bu)|0;ai=bg(bL,aS,cA<<26|0>>>6,bu<<26|cA>>>6)|0;cA=bf(cB,ak,33554432,0)|0;bu=D;aS=cA>>>26|bu<<6;cA=bu>>26|((bu|0)<0?-1:0)<<6;bu=bf(ck,Q,n,N)|0;N=bf(bu,D,b6,T)|0;T=bf(N,D,bR,W)|0;W=bf(T,D,bD,Z)|0;Z=bf(W,D,bl,aa)|0;aa=bf(Z,D,a5,ad)|0;ad=bf(aa,D,aQ,ag)|0;ag=bf(ad,D,aC,w)|0;w=bf(ag,D,al,M)|0;M=bf(w,D,aS,cA)|0;w=D;al=bg(cB,ak,aS<<26|0>>>6,cA<<26|aS>>>6)|0;aS=bf(M,w,16777216,0)|0;cA=D;ak=aS>>>25|cA<<7;aS=cA>>25|((cA|0)<0?-1:0)<<7;cA=bp(ak,aS,19,0)|0;cB=bf(cA,D,aT,b_)|0;b_=D;aT=bg(M,w,ak<<25|0>>>7,aS<<25|ak>>>7)|0;ak=bf(cB,b_,33554432,0)|0;aS=D;w=ak>>>26|aS<<6;ak=aS>>26|((aS|0)<0?-1:0)<<6;aS=bf(an,b$,w,ak)|0;b$=bg(cB,b_,w<<26|0>>>6,ak<<26|w>>>6)|0;c[a>>2]=b$;c[a+4>>2]=aS;c[a+8>>2]=bt;c[a+12>>2]=b0;c[a+16>>2]=ai;c[a+20>>2]=cy;c[a+24>>2]=cz;c[a+28>>2]=b3;c[a+32>>2]=al;c[a+36>>2]=aT;return}function aQ(a,b){a=a|0;b=b|0;var 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aR(a,b){a=a|0;b=b|0;var c=0,d=0,e=0,f=0,g=0;c=i;i=i+160|0;d=c|0;aS(d,b);e=c+40|0;aS(e,d);aS(e,e);aP(e,b,e);aP(d,d,e);b=c+80|0;aS(b,d);aP(e,e,b);aS(b,e);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aP(e,b,e);aS(b,e);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aP(b,b,e);f=c+120|0;aS(f,b);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aP(b,f,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aS(b,b);aP(e,b,e);aS(b,e);g=1;do{aS(b,b);g=g+1|0;}while((g|0)<50);aP(b,b,e);aS(f,b);g=1;do{aS(f,f);g=g+1|0;}while((g|0)<100);aP(b,f,b);aS(b,b);f=1;do{aS(b,b);f=f+1|0;}while((f|0)<50);aP(e,b,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aP(a,e,d);i=c;return}function aS(a,b){a=a|0;b=b|0;var 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2]=s;c[a+4>>2]=av;c[a+8>>2]=aT;c[a+12>>2]=a7;c[a+16>>2]=G;c[a+20>>2]=aG;c[a+24>>2]=aF;c[a+28>>2]=X;c[a+32>>2]=m;c[a+36>>2]=au;return}function aT(a,b){a=a|0;b=b|0;var 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aU(b,d){b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0;e=c[d>>2]|0;f=c[d+4>>2]|0;g=c[d+8>>2]|0;h=c[d+12>>2]|0;i=c[d+16>>2]|0;j=c[d+20>>2]|0;k=c[d+24>>2]|0;l=c[d+28>>2]|0;m=c[d+32>>2]|0;n=c[d+36>>2]|0;d=(((((((((((((n*19&-1)+16777216>>25)+e>>26)+f>>25)+g>>26)+h>>25)+i>>26)+j>>25)+k>>26)+l>>25)+m>>26)+n>>25)*19&-1)+e|0;e=d>>26;o=e+f|0;f=d-(e<<26)|0;e=o>>25;d=e+g|0;g=o-(e<<25)|0;e=d>>26;o=e+h|0;h=d-(e<<26)|0;e=o>>25;d=e+i|0;i=o-(e<<25)|0;e=d>>26;o=e+j|0;j=d-(e<<26)|0;e=o>>25;d=e+k|0;k=o-(e<<25)|0;e=d>>26;o=e+l|0;l=d-(e<<26)|0;e=o>>25;d=e+m|0;m=o-(e<<25)|0;e=d>>26;o=e+n|0;n=d-(e<<26)|0;e=o&33554431;a[b]=f&255;a[b+1|0]=f>>>8&255;a[b+2|0]=f>>>16&255;a[b+3|0]=(g<<2|f>>>24)&255;a[b+4|0]=g>>>6&255;a[b+5|0]=g>>>14&255;a[b+6|0]=(h<<3|g>>>22)&255;a[b+7|0]=h>>>5&255;a[b+8|0]=h>>>13&255;a[b+9|0]=(i<<5|h>>>21)&255;a[b+10|0]=i>>>3&255;a[b+11|0]=i>>>11&255;a[b+12|0]=(j<<6|i>>>19)&255;a[b+13|0]=j>>>2&255;a[b+14|0]=j>>>10&255;a[b+15|0]=j>>>18&255;a[b+16|0]=k&255;a[b+17|0]=k>>>8&255;a[b+18|0]=k>>>16&255;a[b+19|0]=(l<<1|k>>>24)&255;a[b+20|0]=l>>>7&255;a[b+21|0]=l>>>15&255;a[b+22|0]=(m<<3|l>>>23)&255;a[b+23|0]=m>>>5&255;a[b+24|0]=m>>>13&255;a[b+25|0]=(n<<4|m>>>21)&255;a[b+26|0]=n>>>4&255;a[b+27|0]=n>>>12&255;a[b+28|0]=(n>>>20|e<<6)&255;a[b+29|0]=o>>>2&255;a[b+30|0]=o>>>10&255;a[b+31|0]=e>>>18&255;return}function aV(a,b){a=a|0;b=b|0;var c=0,d=0,e=0,f=0,g=0;c=i;i=i+120|0;d=c|0;aS(d,b);e=c+40|0;aS(e,d);aS(e,e);aP(e,b,e);aP(d,d,e);aS(d,d);aP(d,e,d);aS(e,d);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aP(d,e,d);aS(e,d);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aP(e,e,d);f=c+80|0;aS(f,e);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aS(f,f);aP(e,f,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aS(e,e);aP(d,e,d);aS(e,d);g=1;do{aS(e,e);g=g+1|0;}while((g|0)<50);aP(e,e,d);aS(f,e);g=1;do{aS(f,f);g=g+1|0;}while((g|0)<100);aP(e,f,e);aS(e,e);f=1;do{aS(e,e);f=f+1|0;}while((f|0)<50);aP(d,e,d);aS(d,d);aS(d,d);aP(a,d,b);i=c;return}function aW(b,c){b=b|0;c=c|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0;e=0;while(1){a[b+e|0]=(d[c+(e>>3)|0]|0)>>>((e&7)>>>0)&1;f=e+1|0;if((f|0)<256){e=f}else{g=0;break}}do{e=b+g|0;L118:do{if((a[e]|0)!=0){c=1;do{f=c+g|0;if((f|0)>=256){break L118}h=b+f|0;i=a[h]|0;L122:do{if(i<<24>>24!=0){j=a[e]|0;k=i<<24>>24<<c;l=j+k|0;if((l|0)<16){a[e]=l&255;a[h]=0;break}l=j-k|0;if((l|0)<=-16){break L118}a[e]=l&255;l=f;while(1){m=b+l|0;if((a[m]|0)==0){break}a[m]=0;l=l+1|0;if((l|0)>=256){break L122}}a[m]=1}}while(0);c=c+1|0;}while((c|0)<7)}}while(0);g=g+1|0;}while((g|0)<256);return}function aX(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0;e=a|0;f=b+40|0;g=b|0;h=b+44|0;i=b+48|0;j=b+52|0;k=b+56|0;l=b+60|0;m=b+64|0;n=b+68|0;o=b+72|0;p=b+76|0;q=b+4|0;r=b+8|0;s=b+12|0;t=b+16|0;u=b+20|0;v=b+24|0;w=b+28|0;x=b+32|0;y=b+36|0;z=(c[q>>2]|0)+(c[h>>2]|0)|0;A=(c[r>>2]|0)+(c[i>>2]|0)|0;B=(c[s>>2]|0)+(c[j>>2]|0)|0;C=(c[t>>2]|0)+(c[k>>2]|0)|0;D=(c[u>>2]|0)+(c[l>>2]|0)|0;E=(c[v>>2]|0)+(c[m>>2]|0)|0;F=(c[w>>2]|0)+(c[n>>2]|0)|0;G=(c[x>>2]|0)+(c[o>>2]|0)|0;H=(c[y>>2]|0)+(c[p>>2]|0)|0;c[e>>2]=(c[g>>2]|0)+(c[f>>2]|0);I=a+4|0;c[I>>2]=z;z=a+8|0;c[z>>2]=A;A=a+12|0;c[A>>2]=B;B=a+16|0;c[B>>2]=C;C=a+20|0;c[C>>2]=D;D=a+24|0;c[D>>2]=E;E=a+28|0;c[E>>2]=F;F=a+32|0;c[F>>2]=G;G=a+36|0;c[G>>2]=H;H=a+40|0;J=(c[h>>2]|0)-(c[q>>2]|0)|0;q=(c[i>>2]|0)-(c[r>>2]|0)|0;r=(c[j>>2]|0)-(c[s>>2]|0)|0;s=(c[k>>2]|0)-(c[t>>2]|0)|0;t=(c[l>>2]|0)-(c[u>>2]|0)|0;u=(c[m>>2]|0)-(c[v>>2]|0)|0;v=(c[n>>2]|0)-(c[w>>2]|0)|0;w=(c[o>>2]|0)-(c[x>>2]|0)|0;x=(c[p>>2]|0)-(c[y>>2]|0)|0;c[H>>2]=(c[f>>2]|0)-(c[g>>2]|0);g=a+44|0;c[g>>2]=J;J=a+48|0;c[J>>2]=q;q=a+52|0;c[q>>2]=r;r=a+56|0;c[r>>2]=s;s=a+60|0;c[s>>2]=t;t=a+64|0;c[t>>2]=u;u=a+68|0;c[u>>2]=v;v=a+72|0;c[v>>2]=w;w=a+76|0;c[w>>2]=x;x=a+80|0;aP(x,e,d|0);aP(H,H,d+40|0);f=a+120|0;aP(f,d+120|0,b+120|0);aP(e,b+80|0,d+80|0);d=c[e>>2]<<1;b=c[I>>2]<<1;y=c[z>>2]<<1;p=c[A>>2]<<1;o=c[B>>2]<<1;n=c[C>>2]<<1;m=c[D>>2]<<1;l=c[E>>2]<<1;k=c[F>>2]<<1;j=c[G>>2]<<1;i=c[x>>2]|0;h=a+84|0;K=c[h>>2]|0;L=a+88|0;M=c[L>>2]|0;N=a+92|0;O=c[N>>2]|0;P=a+96|0;Q=c[P>>2]|0;R=a+100|0;S=c[R>>2]|0;T=a+104|0;U=c[T>>2]|0;V=a+108|0;W=c[V>>2]|0;X=a+112|0;Y=c[X>>2]|0;Z=a+116|0;_=c[Z>>2]|0;$=c[H>>2]|0;aa=c[g>>2]|0;ab=c[J>>2]|0;ac=c[q>>2]|0;ad=c[r>>2]|0;ae=c[s>>2]|0;af=c[t>>2]|0;ag=c[u>>2]|0;ah=c[v>>2]|0;ai=c[w>>2]|0;c[e>>2]=i-$;c[I>>2]=K-aa;c[z>>2]=M-ab;c[A>>2]=O-ac;c[B>>2]=Q-ad;c[C>>2]=S-ae;c[D>>2]=U-af;c[E>>2]=W-ag;c[F>>2]=Y-ah;c[G>>2]=_-ai;c[H>>2]=$+i;c[g>>2]=aa+K;c[J>>2]=ab+M;c[q>>2]=ac+O;c[r>>2]=ad+Q;c[s>>2]=ae+S;c[t>>2]=af+U;c[u>>2]=ag+W;c[v>>2]=ah+Y;c[w>>2]=ai+_;_=c[f>>2]|0;ai=a+124|0;w=c[ai>>2]|0;Y=a+128|0;ah=c[Y>>2]|0;v=a+132|0;W=c[v>>2]|0;ag=a+136|0;u=c[ag>>2]|0;U=a+140|0;af=c[U>>2]|0;t=a+144|0;S=c[t>>2]|0;ae=a+148|0;s=c[ae>>2]|0;Q=a+152|0;ad=c[Q>>2]|0;r=a+156|0;a=c[r>>2]|0;c[x>>2]=_+d;c[h>>2]=w+b;c[L>>2]=ah+y;c[N>>2]=W+p;c[P>>2]=u+o;c[R>>2]=af+n;c[T>>2]=S+m;c[V>>2]=s+l;c[X>>2]=ad+k;c[Z>>2]=a+j;c[f>>2]=d-_;c[ai>>2]=b-w;c[Y>>2]=y-ah;c[v>>2]=p-W;c[ag>>2]=o-u;c[U>>2]=n-af;c[t>>2]=m-S;c[ae>>2]=l-s;c[Q>>2]=k-ad;c[r>>2]=j-a;return}function aY(b,d,e,f){b=b|0;d=d|0;e=e|0;f=f|0;var g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0;g=i;i=i+2392|0;h=g|0;j=g+120|0;k=g+376|0;l=g+632|0;m=g+1912|0;n=g+2072|0;o=g+2232|0;aW(j|0,d);aW(k|0,f);f=l|0;a1(f,e);d=c[e+4>>2]|0;p=c[e+8>>2]|0;q=c[e+12>>2]|0;r=c[e+16>>2]|0;s=c[e+20>>2]|0;t=c[e+24>>2]|0;u=c[e+28>>2]|0;v=c[e+32>>2]|0;w=c[e+36>>2]|0;c[h>>2]=c[e>>2];c[h+4>>2]=d;c[h+8>>2]=p;c[h+12>>2]=q;c[h+16>>2]=r;c[h+20>>2]=s;c[h+24>>2]=t;c[h+28>>2]=u;c[h+32>>2]=v;c[h+36>>2]=w;w=c[e+44>>2]|0;v=c[e+48>>2]|0;u=c[e+52>>2]|0;t=c[e+56>>2]|0;s=c[e+60>>2]|0;r=c[e+64>>2]|0;q=c[e+68>>2]|0;p=c[e+72>>2]|0;d=c[e+76>>2]|0;c[h+40>>2]=c[e+40>>2];c[h+44>>2]=w;c[h+48>>2]=v;c[h+52>>2]=u;c[h+56>>2]=t;c[h+60>>2]=s;c[h+64>>2]=r;c[h+68>>2]=q;c[h+72>>2]=p;c[h+76>>2]=d;d=c[e+84>>2]|0;p=c[e+88>>2]|0;q=c[e+92>>2]|0;r=c[e+96>>2]|0;s=c[e+100>>2]|0;t=c[e+104>>2]|0;u=c[e+108>>2]|0;v=c[e+112>>2]|0;w=c[e+116>>2]|0;c[h+80>>2]=c[e+80>>2];c[h+84>>2]=d;c[h+88>>2]=p;c[h+92>>2]=q;c[h+96>>2]=r;c[h+100>>2]=s;c[h+104>>2]=t;c[h+108>>2]=u;c[h+112>>2]=v;c[h+116>>2]=w;a0(m,h);h=m|0;w=m+120|0;aP(o|0,h,w);v=m+40|0;u=m+80|0;aP(o+40|0,v,u);aP(o+80|0,u,w);aP(o+120|0,h,v);aX(m,o,f);f=n|0;aP(f,h,w);t=n+40|0;aP(t,v,u);s=n+80|0;aP(s,u,w);r=n+120|0;aP(r,h,v);q=l+160|0;a1(q,n);aX(m,o,q);aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);q=l+320|0;a1(q,n);aX(m,o,q);aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);q=l+480|0;a1(q,n);aX(m,o,q);aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);q=l+640|0;a1(q,n);aX(m,o,q);aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);q=l+800|0;a1(q,n);aX(m,o,q);aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);q=l+960|0;a1(q,n);aX(m,o,q);aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);a1(l+1120|0,n);bd(b|0,0,40);q=b+40|0;c[q>>2]=1;bd(b+44|0,0,36);o=b+80|0;c[o>>2]=1;bd(b+84|0,0,36);p=255;while(1){if((p|0)<=-1){x=115;break}if((a[j+p|0]|0)!=0){break}if((a[k+p|0]|0)==0){p=p-1|0}else{break}}if((x|0)==115){i=g;return}x=b|0;d=p;while(1){a0(m,b);p=a[j+d|0]|0;do{if(p<<24>>24>0){aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);aX(m,n,l+(((p<<24>>24|0)/2&-1)*160&-1)|0)}else{if(p<<24>>24>=0){break}aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);a4(m,n,l+(((p<<24>>24|0)/-2&-1)*160&-1)|0)}}while(0);p=a[k+d|0]|0;do{if(p<<24>>24>0){aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);a_(m,n,31584+(((p<<24>>24|0)/2&-1)*120&-1)|0)}else{if(p<<24>>24>=0){break}aP(f,h,w);aP(t,v,u);aP(s,u,w);aP(r,h,v);a$(m,n,31584+(((p<<24>>24|0)/-2&-1)*120&-1)|0)}}while(0);aP(x,h,w);aP(q,v,u);aP(o,u,w);if((d|0)<=0){break}d=d-1|0}i=g;return}function aZ(b,e){b=b|0;e=e|0;var f=0,g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0;f=i;i=i+232|0;g=f+32|0;h=f+72|0;j=f+152|0;k=f+192|0;l=b+40|0;aO(l,e);m=b+80|0;c[m>>2]=1;n=b+84|0;bd(n|0,0,36);o=g|0;aS(o,l);p=h|0;aP(p,o,120);q=g+4|0;r=g+8|0;s=g+12|0;t=g+16|0;u=g+20|0;v=g+24|0;w=g+28|0;x=g+32|0;y=g+36|0;g=c[m>>2]|0;m=c[n>>2]|0;n=c[b+88>>2]|0;z=c[b+92>>2]|0;A=c[b+96>>2]|0;B=c[b+100>>2]|0;C=c[b+104>>2]|0;D=c[b+108>>2]|0;E=c[b+112>>2]|0;F=c[b+116>>2]|0;G=(c[q>>2]|0)-m|0;H=(c[r>>2]|0)-n|0;I=(c[s>>2]|0)-z|0;J=(c[t>>2]|0)-A|0;K=(c[u>>2]|0)-B|0;L=(c[v>>2]|0)-C|0;M=(c[w>>2]|0)-D|0;N=(c[x>>2]|0)-E|0;O=(c[y>>2]|0)-F|0;c[o>>2]=(c[o>>2]|0)-g;c[q>>2]=G;c[r>>2]=H;c[s>>2]=I;c[t>>2]=J;c[u>>2]=K;c[v>>2]=L;c[w>>2]=M;c[x>>2]=N;c[y>>2]=O;O=h+4|0;N=h+8|0;M=h+12|0;L=h+16|0;K=h+20|0;J=h+24|0;I=h+28|0;H=h+32|0;G=h+36|0;h=m+(c[O>>2]|0)|0;m=n+(c[N>>2]|0)|0;n=z+(c[M>>2]|0)|0;z=A+(c[L>>2]|0)|0;A=B+(c[K>>2]|0)|0;B=C+(c[J>>2]|0)|0;C=D+(c[I>>2]|0)|0;D=E+(c[H>>2]|0)|0;E=F+(c[G>>2]|0)|0;c[p>>2]=g+(c[p>>2]|0);c[O>>2]=h;c[N>>2]=m;c[M>>2]=n;c[L>>2]=z;c[K>>2]=A;c[J>>2]=B;c[I>>2]=C;c[H>>2]=D;c[G>>2]=E;E=f+112|0;aS(E,p);aP(E,E,p);G=b|0;aS(G,E);aP(G,G,p);aP(G,G,o);aV(G,G);aP(G,G,E);aP(G,G,o);E=j|0;aS(E,G);aP(E,E,p);p=k|0;D=c[E>>2]|0;E=c[j+4>>2]|0;H=c[j+8>>2]|0;C=c[j+12>>2]|0;I=c[j+16>>2]|0;B=c[j+20>>2]|0;J=c[j+24>>2]|0;A=c[j+28>>2]|0;K=c[j+32>>2]|0;z=c[j+36>>2]|0;j=c[o>>2]|0;o=c[q>>2]|0;q=c[r>>2]|0;r=c[s>>2]|0;s=c[t>>2]|0;t=c[u>>2]|0;u=c[v>>2]|0;v=c[w>>2]|0;w=c[x>>2]|0;x=c[y>>2]|0;c[p>>2]=D-j;y=k+4|0;c[y>>2]=E-o;L=k+8|0;c[L>>2]=H-q;n=k+12|0;c[n>>2]=C-r;M=k+16|0;c[M>>2]=I-s;m=k+20|0;c[m>>2]=B-t;N=k+24|0;c[N>>2]=J-u;h=k+28|0;c[h>>2]=A-v;O=k+32|0;c[O>>2]=K-w;g=k+36|0;c[g>>2]=z-x;k=f|0;aU(k,p);do{if((aH(k,8)|0)!=0){c[p>>2]=j+D;c[y>>2]=o+E;c[L>>2]=q+H;c[n>>2]=r+C;c[M>>2]=s+I;c[m>>2]=t+B;c[N>>2]=u+J;c[h>>2]=v+A;c[O>>2]=w+K;c[g>>2]=x+z;aU(k,p);if((aH(k,8)|0)==0){aP(G,G,40);break}else{P=-1;i=f;return P|0}}}while(0);aU(k,G);if((a[k]&1|0)==((d[e+31|0]|0)>>>7|0)){e=b+4|0;k=b+8|0;p=b+12|0;z=b+16|0;x=b+20|0;g=b+24|0;K=b+28|0;w=b+32|0;O=b+36|0;A=-(c[e>>2]|0)|0;v=-(c[k>>2]|0)|0;h=-(c[p>>2]|0)|0;J=-(c[z>>2]|0)|0;u=-(c[x>>2]|0)|0;N=-(c[g>>2]|0)|0;B=-(c[K>>2]|0)|0;t=-(c[w>>2]|0)|0;m=-(c[O>>2]|0)|0;c[G>>2]=-(c[G>>2]|0);c[e>>2]=A;c[k>>2]=v;c[p>>2]=h;c[z>>2]=J;c[x>>2]=u;c[g>>2]=N;c[K>>2]=B;c[w>>2]=t;c[O>>2]=m}aP(b+120|0,G,l);P=0;i=f;return P|0}function a_(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0;e=a|0;f=b+40|0;g=b|0;h=b+44|0;i=b+48|0;j=b+52|0;k=b+56|0;l=b+60|0;m=b+64|0;n=b+68|0;o=b+72|0;p=b+76|0;q=b+4|0;r=b+8|0;s=b+12|0;t=b+16|0;u=b+20|0;v=b+24|0;w=b+28|0;x=b+32|0;y=b+36|0;z=(c[q>>2]|0)+(c[h>>2]|0)|0;A=(c[r>>2]|0)+(c[i>>2]|0)|0;B=(c[s>>2]|0)+(c[j>>2]|0)|0;C=(c[t>>2]|0)+(c[k>>2]|0)|0;D=(c[u>>2]|0)+(c[l>>2]|0)|0;E=(c[v>>2]|0)+(c[m>>2]|0)|0;F=(c[w>>2]|0)+(c[n>>2]|0)|0;G=(c[x>>2]|0)+(c[o>>2]|0)|0;H=(c[y>>2]|0)+(c[p>>2]|0)|0;c[e>>2]=(c[g>>2]|0)+(c[f>>2]|0);I=a+4|0;c[I>>2]=z;z=a+8|0;c[z>>2]=A;A=a+12|0;c[A>>2]=B;B=a+16|0;c[B>>2]=C;C=a+20|0;c[C>>2]=D;D=a+24|0;c[D>>2]=E;E=a+28|0;c[E>>2]=F;F=a+32|0;c[F>>2]=G;G=a+36|0;c[G>>2]=H;H=a+40|0;J=(c[h>>2]|0)-(c[q>>2]|0)|0;q=(c[i>>2]|0)-(c[r>>2]|0)|0;r=(c[j>>2]|0)-(c[s>>2]|0)|0;s=(c[k>>2]|0)-(c[t>>2]|0)|0;t=(c[l>>2]|0)-(c[u>>2]|0)|0;u=(c[m>>2]|0)-(c[v>>2]|0)|0;v=(c[n>>2]|0)-(c[w>>2]|0)|0;w=(c[o>>2]|0)-(c[x>>2]|0)|0;x=(c[p>>2]|0)-(c[y>>2]|0)|0;c[H>>2]=(c[f>>2]|0)-(c[g>>2]|0);g=a+44|0;c[g>>2]=J;J=a+48|0;c[J>>2]=q;q=a+52|0;c[q>>2]=r;r=a+56|0;c[r>>2]=s;s=a+60|0;c[s>>2]=t;t=a+64|0;c[t>>2]=u;u=a+68|0;c[u>>2]=v;v=a+72|0;c[v>>2]=w;w=a+76|0;c[w>>2]=x;x=a+80|0;aP(x,e,d|0);aP(H,H,d+40|0);f=a+120|0;aP(f,d+80|0,b+120|0);d=c[b+80>>2]<<1;y=c[b+84>>2]<<1;p=c[b+88>>2]<<1;o=c[b+92>>2]<<1;n=c[b+96>>2]<<1;m=c[b+100>>2]<<1;l=c[b+104>>2]<<1;k=c[b+108>>2]<<1;j=c[b+112>>2]<<1;i=c[b+116>>2]<<1;b=c[x>>2]|0;h=a+84|0;K=c[h>>2]|0;L=a+88|0;M=c[L>>2]|0;N=a+92|0;O=c[N>>2]|0;P=a+96|0;Q=c[P>>2]|0;R=a+100|0;S=c[R>>2]|0;T=a+104|0;U=c[T>>2]|0;V=a+108|0;W=c[V>>2]|0;X=a+112|0;Y=c[X>>2]|0;Z=a+116|0;_=c[Z>>2]|0;$=c[H>>2]|0;aa=c[g>>2]|0;ab=c[J>>2]|0;ac=c[q>>2]|0;ad=c[r>>2]|0;ae=c[s>>2]|0;af=c[t>>2]|0;ag=c[u>>2]|0;ah=c[v>>2]|0;ai=c[w>>2]|0;c[e>>2]=b-$;c[I>>2]=K-aa;c[z>>2]=M-ab;c[A>>2]=O-ac;c[B>>2]=Q-ad;c[C>>2]=S-ae;c[D>>2]=U-af;c[E>>2]=W-ag;c[F>>2]=Y-ah;c[G>>2]=_-ai;c[H>>2]=$+b;c[g>>2]=aa+K;c[J>>2]=ab+M;c[q>>2]=ac+O;c[r>>2]=ad+Q;c[s>>2]=ae+S;c[t>>2]=af+U;c[u>>2]=ag+W;c[v>>2]=ah+Y;c[w>>2]=ai+_;_=c[f>>2]|0;ai=a+124|0;w=c[ai>>2]|0;Y=a+128|0;ah=c[Y>>2]|0;v=a+132|0;W=c[v>>2]|0;ag=a+136|0;u=c[ag>>2]|0;U=a+140|0;af=c[U>>2]|0;t=a+144|0;S=c[t>>2]|0;ae=a+148|0;s=c[ae>>2]|0;Q=a+152|0;ad=c[Q>>2]|0;r=a+156|0;a=c[r>>2]|0;c[x>>2]=_+d;c[h>>2]=w+y;c[L>>2]=ah+p;c[N>>2]=W+o;c[P>>2]=u+n;c[R>>2]=af+m;c[T>>2]=S+l;c[V>>2]=s+k;c[X>>2]=ad+j;c[Z>>2]=a+i;c[f>>2]=d-_;c[ai>>2]=y-w;c[Y>>2]=p-ah;c[v>>2]=o-W;c[ag>>2]=n-u;c[U>>2]=m-af;c[t>>2]=l-S;c[ae>>2]=k-s;c[Q>>2]=j-ad;c[r>>2]=i-a;return}function a$(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0;e=a|0;f=b+40|0;g=b|0;h=b+44|0;i=b+48|0;j=b+52|0;k=b+56|0;l=b+60|0;m=b+64|0;n=b+68|0;o=b+72|0;p=b+76|0;q=b+4|0;r=b+8|0;s=b+12|0;t=b+16|0;u=b+20|0;v=b+24|0;w=b+28|0;x=b+32|0;y=b+36|0;z=(c[q>>2]|0)+(c[h>>2]|0)|0;A=(c[r>>2]|0)+(c[i>>2]|0)|0;B=(c[s>>2]|0)+(c[j>>2]|0)|0;C=(c[t>>2]|0)+(c[k>>2]|0)|0;D=(c[u>>2]|0)+(c[l>>2]|0)|0;E=(c[v>>2]|0)+(c[m>>2]|0)|0;F=(c[w>>2]|0)+(c[n>>2]|0)|0;G=(c[x>>2]|0)+(c[o>>2]|0)|0;H=(c[y>>2]|0)+(c[p>>2]|0)|0;c[e>>2]=(c[g>>2]|0)+(c[f>>2]|0);I=a+4|0;c[I>>2]=z;z=a+8|0;c[z>>2]=A;A=a+12|0;c[A>>2]=B;B=a+16|0;c[B>>2]=C;C=a+20|0;c[C>>2]=D;D=a+24|0;c[D>>2]=E;E=a+28|0;c[E>>2]=F;F=a+32|0;c[F>>2]=G;G=a+36|0;c[G>>2]=H;H=a+40|0;J=(c[h>>2]|0)-(c[q>>2]|0)|0;q=(c[i>>2]|0)-(c[r>>2]|0)|0;r=(c[j>>2]|0)-(c[s>>2]|0)|0;s=(c[k>>2]|0)-(c[t>>2]|0)|0;t=(c[l>>2]|0)-(c[u>>2]|0)|0;u=(c[m>>2]|0)-(c[v>>2]|0)|0;v=(c[n>>2]|0)-(c[w>>2]|0)|0;w=(c[o>>2]|0)-(c[x>>2]|0)|0;x=(c[p>>2]|0)-(c[y>>2]|0)|0;c[H>>2]=(c[f>>2]|0)-(c[g>>2]|0);g=a+44|0;c[g>>2]=J;J=a+48|0;c[J>>2]=q;q=a+52|0;c[q>>2]=r;r=a+56|0;c[r>>2]=s;s=a+60|0;c[s>>2]=t;t=a+64|0;c[t>>2]=u;u=a+68|0;c[u>>2]=v;v=a+72|0;c[v>>2]=w;w=a+76|0;c[w>>2]=x;x=a+80|0;aP(x,e,d+40|0);aP(H,H,d|0);f=a+120|0;aP(f,d+80|0,b+120|0);d=c[b+80>>2]<<1;y=c[b+84>>2]<<1;p=c[b+88>>2]<<1;o=c[b+92>>2]<<1;n=c[b+96>>2]<<1;m=c[b+100>>2]<<1;l=c[b+104>>2]<<1;k=c[b+108>>2]<<1;j=c[b+112>>2]<<1;i=c[b+116>>2]<<1;b=c[x>>2]|0;h=a+84|0;K=c[h>>2]|0;L=a+88|0;M=c[L>>2]|0;N=a+92|0;O=c[N>>2]|0;P=a+96|0;Q=c[P>>2]|0;R=a+100|0;S=c[R>>2]|0;T=a+104|0;U=c[T>>2]|0;V=a+108|0;W=c[V>>2]|0;X=a+112|0;Y=c[X>>2]|0;Z=a+116|0;_=c[Z>>2]|0;$=c[H>>2]|0;aa=c[g>>2]|0;ab=c[J>>2]|0;ac=c[q>>2]|0;ad=c[r>>2]|0;ae=c[s>>2]|0;af=c[t>>2]|0;ag=c[u>>2]|0;ah=c[v>>2]|0;ai=c[w>>2]|0;c[e>>2]=b-$;c[I>>2]=K-aa;c[z>>2]=M-ab;c[A>>2]=O-ac;c[B>>2]=Q-ad;c[C>>2]=S-ae;c[D>>2]=U-af;c[E>>2]=W-ag;c[F>>2]=Y-ah;c[G>>2]=_-ai;c[H>>2]=$+b;c[g>>2]=aa+K;c[J>>2]=ab+M;c[q>>2]=ac+O;c[r>>2]=ad+Q;c[s>>2]=ae+S;c[t>>2]=af+U;c[u>>2]=ag+W;c[v>>2]=ah+Y;c[w>>2]=ai+_;_=c[f>>2]|0;ai=a+124|0;w=c[ai>>2]|0;Y=a+128|0;ah=c[Y>>2]|0;v=a+132|0;W=c[v>>2]|0;ag=a+136|0;u=c[ag>>2]|0;U=a+140|0;af=c[U>>2]|0;t=a+144|0;S=c[t>>2]|0;ae=a+148|0;s=c[ae>>2]|0;Q=a+152|0;ad=c[Q>>2]|0;r=a+156|0;a=c[r>>2]|0;c[x>>2]=d-_;c[h>>2]=y-w;c[L>>2]=p-ah;c[N>>2]=o-W;c[P>>2]=n-u;c[R>>2]=m-af;c[T>>2]=l-S;c[V>>2]=k-s;c[X>>2]=j-ad;c[Z>>2]=i-a;c[f>>2]=_+d;c[ai>>2]=w+y;c[Y>>2]=ah+p;c[v>>2]=W+o;c[ag>>2]=u+n;c[U>>2]=af+m;c[t>>2]=S+l;c[ae>>2]=s+k;c[Q>>2]=ad+j;c[r>>2]=a+i;return}function a0(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0;d=i;i=i+40|0;e=d|0;f=a|0;g=b|0;aS(f,g);h=a+80|0;j=b+40|0;aS(h,j);k=a+120|0;aT(k,b+80|0);l=a+40|0;m=(c[b+44>>2]|0)+(c[b+4>>2]|0)|0;n=(c[b+48>>2]|0)+(c[b+8>>2]|0)|0;o=(c[b+52>>2]|0)+(c[b+12>>2]|0)|0;p=(c[b+56>>2]|0)+(c[b+16>>2]|0)|0;q=(c[b+60>>2]|0)+(c[b+20>>2]|0)|0;r=(c[b+64>>2]|0)+(c[b+24>>2]|0)|0;s=(c[b+68>>2]|0)+(c[b+28>>2]|0)|0;t=(c[b+72>>2]|0)+(c[b+32>>2]|0)|0;u=(c[b+76>>2]|0)+(c[b+36>>2]|0)|0;c[l>>2]=(c[j>>2]|0)+(c[g>>2]|0);g=a+44|0;c[g>>2]=m;m=a+48|0;c[m>>2]=n;n=a+52|0;c[n>>2]=o;o=a+56|0;c[o>>2]=p;p=a+60|0;c[p>>2]=q;q=a+64|0;c[q>>2]=r;r=a+68|0;c[r>>2]=s;s=a+72|0;c[s>>2]=t;t=a+76|0;c[t>>2]=u;u=e|0;aS(u,l);j=c[h>>2]|0;b=a+84|0;v=c[b>>2]|0;w=a+88|0;x=c[w>>2]|0;y=a+92|0;z=c[y>>2]|0;A=a+96|0;B=c[A>>2]|0;C=a+100|0;D=c[C>>2]|0;E=a+104|0;F=c[E>>2]|0;G=a+108|0;H=c[G>>2]|0;I=a+112|0;J=c[I>>2]|0;K=a+116|0;L=c[K>>2]|0;M=c[f>>2]|0;N=a+4|0;O=c[N>>2]|0;P=a+8|0;Q=c[P>>2]|0;R=a+12|0;S=c[R>>2]|0;T=a+16|0;U=c[T>>2]|0;V=a+20|0;W=c[V>>2]|0;X=a+24|0;Y=c[X>>2]|0;Z=a+28|0;_=c[Z>>2]|0;$=a+32|0;aa=c[$>>2]|0;ab=a+36|0;ac=c[ab>>2]|0;ad=M+j|0;ae=O+v|0;af=Q+x|0;ag=S+z|0;ah=U+B|0;ai=W+D|0;aj=Y+F|0;ak=_+H|0;al=aa+J|0;am=ac+L|0;c[l>>2]=ad;c[g>>2]=ae;c[m>>2]=af;c[n>>2]=ag;c[o>>2]=ah;c[p>>2]=ai;c[q>>2]=aj;c[r>>2]=ak;c[s>>2]=al;c[t>>2]=am;t=j-M|0;M=v-O|0;O=x-Q|0;Q=z-S|0;S=B-U|0;U=D-W|0;W=F-Y|0;Y=H-_|0;_=J-aa|0;aa=L-ac|0;c[h>>2]=t;c[b>>2]=M;c[w>>2]=O;c[y>>2]=Q;c[A>>2]=S;c[C>>2]=U;c[E>>2]=W;c[G>>2]=Y;c[I>>2]=_;c[K>>2]=aa;K=(c[e+4>>2]|0)-ae|0;ae=(c[e+8>>2]|0)-af|0;af=(c[e+12>>2]|0)-ag|0;ag=(c[e+16>>2]|0)-ah|0;ah=(c[e+20>>2]|0)-ai|0;ai=(c[e+24>>2]|0)-aj|0;aj=(c[e+28>>2]|0)-ak|0;ak=(c[e+32>>2]|0)-al|0;al=(c[e+36>>2]|0)-am|0;c[f>>2]=(c[u>>2]|0)-ad;c[N>>2]=K;c[P>>2]=ae;c[R>>2]=af;c[T>>2]=ag;c[V>>2]=ah;c[X>>2]=ai;c[Z>>2]=aj;c[$>>2]=ak;c[ab>>2]=al;al=a+124|0;ab=a+128|0;ak=a+132|0;$=a+136|0;aj=a+140|0;Z=a+144|0;ai=a+148|0;X=a+152|0;ah=a+156|0;a=(c[al>>2]|0)-M|0;M=(c[ab>>2]|0)-O|0;O=(c[ak>>2]|0)-Q|0;Q=(c[$>>2]|0)-S|0;S=(c[aj>>2]|0)-U|0;U=(c[Z>>2]|0)-W|0;W=(c[ai>>2]|0)-Y|0;Y=(c[X>>2]|0)-_|0;_=(c[ah>>2]|0)-aa|0;c[k>>2]=(c[k>>2]|0)-t;c[al>>2]=a;c[ab>>2]=M;c[ak>>2]=O;c[$>>2]=Q;c[aj>>2]=S;c[Z>>2]=U;c[ai>>2]=W;c[X>>2]=Y;c[ah>>2]=_;i=d;return}function a1(a,b){a=a|0;b=b|0;var d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0;d=b+40|0;e=b|0;f=b+44|0;g=b+48|0;h=b+52|0;i=b+56|0;j=b+60|0;k=b+64|0;l=b+68|0;m=b+72|0;n=b+76|0;o=b+4|0;p=b+8|0;q=b+12|0;r=b+16|0;s=b+20|0;t=b+24|0;u=b+28|0;v=b+32|0;w=b+36|0;x=(c[o>>2]|0)+(c[f>>2]|0)|0;y=(c[p>>2]|0)+(c[g>>2]|0)|0;z=(c[q>>2]|0)+(c[h>>2]|0)|0;A=(c[r>>2]|0)+(c[i>>2]|0)|0;B=(c[s>>2]|0)+(c[j>>2]|0)|0;C=(c[t>>2]|0)+(c[k>>2]|0)|0;D=(c[u>>2]|0)+(c[l>>2]|0)|0;E=(c[v>>2]|0)+(c[m>>2]|0)|0;F=(c[w>>2]|0)+(c[n>>2]|0)|0;c[a>>2]=(c[e>>2]|0)+(c[d>>2]|0);c[a+4>>2]=x;c[a+8>>2]=y;c[a+12>>2]=z;c[a+16>>2]=A;c[a+20>>2]=B;c[a+24>>2]=C;c[a+28>>2]=D;c[a+32>>2]=E;c[a+36>>2]=F;F=(c[f>>2]|0)-(c[o>>2]|0)|0;o=(c[g>>2]|0)-(c[p>>2]|0)|0;p=(c[h>>2]|0)-(c[q>>2]|0)|0;q=(c[i>>2]|0)-(c[r>>2]|0)|0;r=(c[j>>2]|0)-(c[s>>2]|0)|0;s=(c[k>>2]|0)-(c[t>>2]|0)|0;t=(c[l>>2]|0)-(c[u>>2]|0)|0;u=(c[m>>2]|0)-(c[v>>2]|0)|0;v=(c[n>>2]|0)-(c[w>>2]|0)|0;c[a+40>>2]=(c[d>>2]|0)-(c[e>>2]|0);c[a+44>>2]=F;c[a+48>>2]=o;c[a+52>>2]=p;c[a+56>>2]=q;c[a+60>>2]=r;c[a+64>>2]=s;c[a+68>>2]=t;c[a+72>>2]=u;c[a+76>>2]=v;v=c[b+84>>2]|0;u=c[b+88>>2]|0;t=c[b+92>>2]|0;s=c[b+96>>2]|0;r=c[b+100>>2]|0;q=c[b+104>>2]|0;p=c[b+108>>2]|0;o=c[b+112>>2]|0;F=c[b+116>>2]|0;c[a+80>>2]=c[b+80>>2];c[a+84>>2]=v;c[a+88>>2]=u;c[a+92>>2]=t;c[a+96>>2]=s;c[a+100>>2]=r;c[a+104>>2]=q;c[a+108>>2]=p;c[a+112>>2]=o;c[a+116>>2]=F;aP(a+120|0,b+120|0,80);return}function a2(b,e){b=b|0;e=e|0;var f=0,g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0;f=i;i=i+584|0;g=f|0;h=f+120|0;j=f+184|0;k=f+344|0;l=f+464|0;m=0;while(1){n=a[e+m|0]|0;o=m<<1;a[h+o|0]=n&15;a[h+(o|1)|0]=(n&255)>>>4;n=m+1|0;if((n|0)<32){m=n}else{p=0;q=0;break}}do{m=h+q|0;e=(d[m]|0)+p|0;p=(e<<24)+134217728>>28;a[m]=e-(p<<4)&255;q=q+1|0;}while((q|0)<63);q=h+63|0;a[q]=(d[q]|0)+p&255;bd(b|0,0,40);p=b+40|0;c[p>>2]=1;q=b+44|0;bd(q|0,0,36);e=b+80|0;c[e>>2]=1;m=b+84|0;bd(m|0,0,76);n=b|0;o=j|0;r=j+120|0;s=j+40|0;t=j+80|0;u=b+120|0;v=1;do{a3(l,(v|0)/2&-1,a[h+v|0]|0);a_(j,b,l);aP(n,o,r);aP(p,s,t);aP(e,t,r);aP(u,o,s);v=v+2|0;}while((v|0)<64);v=c[b+4>>2]|0;w=c[b+8>>2]|0;x=c[b+12>>2]|0;y=c[b+16>>2]|0;z=c[b+20>>2]|0;A=c[b+24>>2]|0;B=c[b+28>>2]|0;C=c[b+32>>2]|0;D=c[b+36>>2]|0;c[g>>2]=c[n>>2];c[g+4>>2]=v;c[g+8>>2]=w;c[g+12>>2]=x;c[g+16>>2]=y;c[g+20>>2]=z;c[g+24>>2]=A;c[g+28>>2]=B;c[g+32>>2]=C;c[g+36>>2]=D;D=c[q>>2]|0;q=c[b+48>>2]|0;C=c[b+52>>2]|0;B=c[b+56>>2]|0;A=c[b+60>>2]|0;z=c[b+64>>2]|0;y=c[b+68>>2]|0;x=c[b+72>>2]|0;w=c[b+76>>2]|0;c[g+40>>2]=c[p>>2];c[g+44>>2]=D;c[g+48>>2]=q;c[g+52>>2]=C;c[g+56>>2]=B;c[g+60>>2]=A;c[g+64>>2]=z;c[g+68>>2]=y;c[g+72>>2]=x;c[g+76>>2]=w;w=c[m>>2]|0;m=c[b+88>>2]|0;x=c[b+92>>2]|0;y=c[b+96>>2]|0;z=c[b+100>>2]|0;A=c[b+104>>2]|0;B=c[b+108>>2]|0;C=c[b+112>>2]|0;q=c[b+116>>2]|0;c[g+80>>2]=c[e>>2];c[g+84>>2]=w;c[g+88>>2]=m;c[g+92>>2]=x;c[g+96>>2]=y;c[g+100>>2]=z;c[g+104>>2]=A;c[g+108>>2]=B;c[g+112>>2]=C;c[g+116>>2]=q;a0(j,g);g=k|0;aP(g,o,r);q=k+40|0;aP(q,s,t);C=k+80|0;aP(C,t,r);a0(j,k);aP(g,o,r);aP(q,s,t);aP(C,t,r);a0(j,k);aP(g,o,r);aP(q,s,t);aP(C,t,r);a0(j,k);aP(n,o,r);aP(p,s,t);aP(e,t,r);aP(u,o,s);k=0;do{a3(l,(k|0)/2&-1,a[h+k|0]|0);a_(j,b,l);aP(n,o,r);aP(p,s,t);aP(e,t,r);aP(u,o,s);k=k+2|0;}while((k|0)<64);i=f;return}function a3(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0;e=(d<<24>>24<0?-1:0)>>>31|0<<1;f=d-((-(e&255)&255&d)<<1)&255;d=a|0;c[d>>2]=1;g=a+4|0;bd(g|0,0,36);h=a+40|0;c[h>>2]=1;i=a+44|0;bd(i|0,0,76);j=a+8|0;k=a+12|0;l=a+16|0;m=a+20|0;n=a+24|0;o=a+28|0;p=a+32|0;q=a+36|0;r=((f^1)&255)-1>>31;s=c[164+(b*960&-1)>>2]&r;t=c[168+(b*960&-1)>>2]&r;u=c[172+(b*960&-1)>>2]&r;v=c[176+(b*960&-1)>>2]&r;w=c[180+(b*960&-1)>>2]&r;x=c[184+(b*960&-1)>>2]&r;y=c[188+(b*960&-1)>>2]&r;z=c[192+(b*960&-1)>>2]&r;A=c[196+(b*960&-1)>>2]&r;B=(c[160+(b*960&-1)>>2]^1)&r^1;c[d>>2]=B;c[g>>2]=s;c[j>>2]=t;c[k>>2]=u;c[l>>2]=v;c[m>>2]=w;c[n>>2]=x;c[o>>2]=y;c[p>>2]=z;c[q>>2]=A;C=a+48|0;D=a+52|0;E=a+56|0;F=a+60|0;G=a+64|0;H=a+68|0;I=a+72|0;J=a+76|0;K=c[204+(b*960&-1)>>2]&r;L=c[208+(b*960&-1)>>2]&r;M=c[212+(b*960&-1)>>2]&r;N=c[216+(b*960&-1)>>2]&r;O=c[220+(b*960&-1)>>2]&r;P=c[224+(b*960&-1)>>2]&r;Q=c[228+(b*960&-1)>>2]&r;R=c[232+(b*960&-1)>>2]&r;S=c[236+(b*960&-1)>>2]&r;T=(c[200+(b*960&-1)>>2]^1)&r^1;c[h>>2]=T;c[i>>2]=K;c[C>>2]=L;c[D>>2]=M;c[E>>2]=N;c[F>>2]=O;c[G>>2]=P;c[H>>2]=Q;c[I>>2]=R;c[J>>2]=S;U=a+80|0;V=a+84|0;W=a+88|0;X=a+92|0;Y=a+96|0;Z=a+100|0;_=a+104|0;$=a+108|0;aa=a+112|0;ab=a+116|0;a=c[240+(b*960&-1)>>2]&r;ac=c[244+(b*960&-1)>>2]&r;ad=c[248+(b*960&-1)>>2]&r;ae=c[252+(b*960&-1)>>2]&r;af=c[256+(b*960&-1)>>2]&r;ag=c[260+(b*960&-1)>>2]&r;ah=c[264+(b*960&-1)>>2]&r;ai=c[268+(b*960&-1)>>2]&r;aj=c[272+(b*960&-1)>>2]&r;ak=c[276+(b*960&-1)>>2]&r;c[U>>2]=a;c[V>>2]=ac;c[W>>2]=ad;c[X>>2]=ae;c[Y>>2]=af;c[Z>>2]=ag;c[_>>2]=ah;c[$>>2]=ai;c[aa>>2]=aj;c[ab>>2]=ak;r=((f^2)&255)-1>>31;al=(c[284+(b*960&-1)>>2]^s)&r;am=(c[288+(b*960&-1)>>2]^t)&r;an=(c[292+(b*960&-1)>>2]^u)&r;ao=(c[296+(b*960&-1)>>2]^v)&r;ap=(c[300+(b*960&-1)>>2]^w)&r;aq=(c[304+(b*960&-1)>>2]^x)&r;ar=(c[308+(b*960&-1)>>2]^y)&r;as=(c[312+(b*960&-1)>>2]^z)&r;at=(c[316+(b*960&-1)>>2]^A)&r;au=(c[280+(b*960&-1)>>2]^B)&r^B;c[d>>2]=au;B=al^s;c[g>>2]=B;s=am^t;c[j>>2]=s;t=an^u;c[k>>2]=t;u=ao^v;c[l>>2]=u;v=ap^w;c[m>>2]=v;w=aq^x;c[n>>2]=w;x=ar^y;c[o>>2]=x;y=as^z;c[p>>2]=y;z=at^A;c[q>>2]=z;A=(c[324+(b*960&-1)>>2]^K)&r;at=(c[328+(b*960&-1)>>2]^L)&r;as=(c[332+(b*960&-1)>>2]^M)&r;ar=(c[336+(b*960&-1)>>2]^N)&r;aq=(c[340+(b*960&-1)>>2]^O)&r;ap=(c[344+(b*960&-1)>>2]^P)&r;ao=(c[348+(b*960&-1)>>2]^Q)&r;an=(c[352+(b*960&-1)>>2]^R)&r;am=(c[356+(b*960&-1)>>2]^S)&r;al=(c[320+(b*960&-1)>>2]^T)&r^T;c[h>>2]=al;T=A^K;c[i>>2]=T;K=at^L;c[C>>2]=K;L=as^M;c[D>>2]=L;M=ar^N;c[E>>2]=M;N=aq^O;c[F>>2]=N;O=ap^P;c[G>>2]=O;P=ao^Q;c[H>>2]=P;Q=an^R;c[I>>2]=Q;R=am^S;c[J>>2]=R;S=(c[364+(b*960&-1)>>2]^ac)&r;am=(c[368+(b*960&-1)>>2]^ad)&r;an=(c[372+(b*960&-1)>>2]^ae)&r;ao=(c[376+(b*960&-1)>>2]^af)&r;ap=(c[380+(b*960&-1)>>2]^ag)&r;aq=(c[384+(b*960&-1)>>2]^ah)&r;ar=(c[388+(b*960&-1)>>2]^ai)&r;as=(c[392+(b*960&-1)>>2]^aj)&r;at=(c[396+(b*960&-1)>>2]^ak)&r;A=(c[360+(b*960&-1)>>2]^a)&r^a;c[U>>2]=A;a=S^ac;c[V>>2]=a;ac=am^ad;c[W>>2]=ac;ad=an^ae;c[X>>2]=ad;ae=ao^af;c[Y>>2]=ae;af=ap^ag;c[Z>>2]=af;ag=aq^ah;c[_>>2]=ag;ah=ar^ai;c[$>>2]=ah;ai=as^aj;c[aa>>2]=ai;aj=at^ak;c[ab>>2]=aj;ak=((f^3)&255)-1>>31;at=(c[404+(b*960&-1)>>2]^B)&ak;as=(c[408+(b*960&-1)>>2]^s)&ak;ar=(c[412+(b*960&-1)>>2]^t)&ak;aq=(c[416+(b*960&-1)>>2]^u)&ak;ap=(c[420+(b*960&-1)>>2]^v)&ak;ao=(c[424+(b*960&-1)>>2]^w)&ak;an=(c[428+(b*960&-1)>>2]^x)&ak;am=(c[432+(b*960&-1)>>2]^y)&ak;S=(c[436+(b*960&-1)>>2]^z)&ak;r=(c[400+(b*960&-1)>>2]^au)&ak^au;c[d>>2]=r;au=at^B;c[g>>2]=au;B=as^s;c[j>>2]=B;s=ar^t;c[k>>2]=s;t=aq^u;c[l>>2]=t;u=ap^v;c[m>>2]=u;v=ao^w;c[n>>2]=v;w=an^x;c[o>>2]=w;x=am^y;c[p>>2]=x;y=S^z;c[q>>2]=y;z=(c[444+(b*960&-1)>>2]^T)&ak;S=(c[448+(b*960&-1)>>2]^K)&ak;am=(c[452+(b*960&-1)>>2]^L)&ak;an=(c[456+(b*960&-1)>>2]^M)&ak;ao=(c[460+(b*960&-1)>>2]^N)&ak;ap=(c[464+(b*960&-1)>>2]^O)&ak;aq=(c[468+(b*960&-1)>>2]^P)&ak;ar=(c[472+(b*960&-1)>>2]^Q)&ak;as=(c[476+(b*960&-1)>>2]^R)&ak;at=(c[440+(b*960&-1)>>2]^al)&ak^al;c[h>>2]=at;al=z^T;c[i>>2]=al;T=S^K;c[C>>2]=T;K=am^L;c[D>>2]=K;L=an^M;c[E>>2]=L;M=ao^N;c[F>>2]=M;N=ap^O;c[G>>2]=N;O=aq^P;c[H>>2]=O;P=ar^Q;c[I>>2]=P;Q=as^R;c[J>>2]=Q;R=(c[484+(b*960&-1)>>2]^a)&ak;as=(c[488+(b*960&-1)>>2]^ac)&ak;ar=(c[492+(b*960&-1)>>2]^ad)&ak;aq=(c[496+(b*960&-1)>>2]^ae)&ak;ap=(c[500+(b*960&-1)>>2]^af)&ak;ao=(c[504+(b*960&-1)>>2]^ag)&ak;an=(c[508+(b*960&-1)>>2]^ah)&ak;am=(c[512+(b*960&-1)>>2]^ai)&ak;S=(c[516+(b*960&-1)>>2]^aj)&ak;z=(c[480+(b*960&-1)>>2]^A)&ak^A;c[U>>2]=z;A=R^a;c[V>>2]=A;a=as^ac;c[W>>2]=a;ac=ar^ad;c[X>>2]=ac;ad=aq^ae;c[Y>>2]=ad;ae=ap^af;c[Z>>2]=ae;af=ao^ag;c[_>>2]=af;ag=an^ah;c[$>>2]=ag;ah=am^ai;c[aa>>2]=ah;ai=S^aj;c[ab>>2]=ai;aj=((f^4)&255)-1>>31;S=(c[524+(b*960&-1)>>2]^au)&aj;am=(c[528+(b*960&-1)>>2]^B)&aj;an=(c[532+(b*960&-1)>>2]^s)&aj;ao=(c[536+(b*960&-1)>>2]^t)&aj;ap=(c[540+(b*960&-1)>>2]^u)&aj;aq=(c[544+(b*960&-1)>>2]^v)&aj;ar=(c[548+(b*960&-1)>>2]^w)&aj;as=(c[552+(b*960&-1)>>2]^x)&aj;R=(c[556+(b*960&-1)>>2]^y)&aj;ak=(c[520+(b*960&-1)>>2]^r)&aj^r;c[d>>2]=ak;r=S^au;c[g>>2]=r;au=am^B;c[j>>2]=au;B=an^s;c[k>>2]=B;s=ao^t;c[l>>2]=s;t=ap^u;c[m>>2]=t;u=aq^v;c[n>>2]=u;v=ar^w;c[o>>2]=v;w=as^x;c[p>>2]=w;x=R^y;c[q>>2]=x;y=(c[564+(b*960&-1)>>2]^al)&aj;R=(c[568+(b*960&-1)>>2]^T)&aj;as=(c[572+(b*960&-1)>>2]^K)&aj;ar=(c[576+(b*960&-1)>>2]^L)&aj;aq=(c[580+(b*960&-1)>>2]^M)&aj;ap=(c[584+(b*960&-1)>>2]^N)&aj;ao=(c[588+(b*960&-1)>>2]^O)&aj;an=(c[592+(b*960&-1)>>2]^P)&aj;am=(c[596+(b*960&-1)>>2]^Q)&aj;S=(c[560+(b*960&-1)>>2]^at)&aj^at;c[h>>2]=S;at=y^al;c[i>>2]=at;al=R^T;c[C>>2]=al;T=as^K;c[D>>2]=T;K=ar^L;c[E>>2]=K;L=aq^M;c[F>>2]=L;M=ap^N;c[G>>2]=M;N=ao^O;c[H>>2]=N;O=an^P;c[I>>2]=O;P=am^Q;c[J>>2]=P;Q=(c[604+(b*960&-1)>>2]^A)&aj;am=(c[608+(b*960&-1)>>2]^a)&aj;an=(c[612+(b*960&-1)>>2]^ac)&aj;ao=(c[616+(b*960&-1)>>2]^ad)&aj;ap=(c[620+(b*960&-1)>>2]^ae)&aj;aq=(c[624+(b*960&-1)>>2]^af)&aj;ar=(c[628+(b*960&-1)>>2]^ag)&aj;as=(c[632+(b*960&-1)>>2]^ah)&aj;R=(c[636+(b*960&-1)>>2]^ai)&aj;y=(c[600+(b*960&-1)>>2]^z)&aj^z;c[U>>2]=y;z=Q^A;c[V>>2]=z;A=am^a;c[W>>2]=A;a=an^ac;c[X>>2]=a;ac=ao^ad;c[Y>>2]=ac;ad=ap^ae;c[Z>>2]=ad;ae=aq^af;c[_>>2]=ae;af=ar^ag;c[$>>2]=af;ag=as^ah;c[aa>>2]=ag;ah=R^ai;c[ab>>2]=ah;ai=((f^5)&255)-1>>31;R=(c[644+(b*960&-1)>>2]^r)&ai;as=(c[648+(b*960&-1)>>2]^au)&ai;ar=(c[652+(b*960&-1)>>2]^B)&ai;aq=(c[656+(b*960&-1)>>2]^s)&ai;ap=(c[660+(b*960&-1)>>2]^t)&ai;ao=(c[664+(b*960&-1)>>2]^u)&ai;an=(c[668+(b*960&-1)>>2]^v)&ai;am=(c[672+(b*960&-1)>>2]^w)&ai;Q=(c[676+(b*960&-1)>>2]^x)&ai;aj=(c[640+(b*960&-1)>>2]^ak)&ai^ak;c[d>>2]=aj;ak=R^r;c[g>>2]=ak;r=as^au;c[j>>2]=r;au=ar^B;c[k>>2]=au;B=aq^s;c[l>>2]=B;s=ap^t;c[m>>2]=s;t=ao^u;c[n>>2]=t;u=an^v;c[o>>2]=u;v=am^w;c[p>>2]=v;w=Q^x;c[q>>2]=w;x=(c[684+(b*960&-1)>>2]^at)&ai;Q=(c[688+(b*960&-1)>>2]^al)&ai;am=(c[692+(b*960&-1)>>2]^T)&ai;an=(c[696+(b*960&-1)>>2]^K)&ai;ao=(c[700+(b*960&-1)>>2]^L)&ai;ap=(c[704+(b*960&-1)>>2]^M)&ai;aq=(c[708+(b*960&-1)>>2]^N)&ai;ar=(c[712+(b*960&-1)>>2]^O)&ai;as=(c[716+(b*960&-1)>>2]^P)&ai;R=(c[680+(b*960&-1)>>2]^S)&ai^S;c[h>>2]=R;S=x^at;c[i>>2]=S;at=Q^al;c[C>>2]=at;al=am^T;c[D>>2]=al;T=an^K;c[E>>2]=T;K=ao^L;c[F>>2]=K;L=ap^M;c[G>>2]=L;M=aq^N;c[H>>2]=M;N=ar^O;c[I>>2]=N;O=as^P;c[J>>2]=O;P=(c[724+(b*960&-1)>>2]^z)&ai;as=(c[728+(b*960&-1)>>2]^A)&ai;ar=(c[732+(b*960&-1)>>2]^a)&ai;aq=(c[736+(b*960&-1)>>2]^ac)&ai;ap=(c[740+(b*960&-1)>>2]^ad)&ai;ao=(c[744+(b*960&-1)>>2]^ae)&ai;an=(c[748+(b*960&-1)>>2]^af)&ai;am=(c[752+(b*960&-1)>>2]^ag)&ai;Q=(c[756+(b*960&-1)>>2]^ah)&ai;x=(c[720+(b*960&-1)>>2]^y)&ai^y;c[U>>2]=x;y=P^z;c[V>>2]=y;z=as^A;c[W>>2]=z;A=ar^a;c[X>>2]=A;a=aq^ac;c[Y>>2]=a;ac=ap^ad;c[Z>>2]=ac;ad=ao^ae;c[_>>2]=ad;ae=an^af;c[$>>2]=ae;af=am^ag;c[aa>>2]=af;ag=Q^ah;c[ab>>2]=ag;ah=((f^6)&255)-1>>31;Q=(c[764+(b*960&-1)>>2]^ak)&ah;am=(c[768+(b*960&-1)>>2]^r)&ah;an=(c[772+(b*960&-1)>>2]^au)&ah;ao=(c[776+(b*960&-1)>>2]^B)&ah;ap=(c[780+(b*960&-1)>>2]^s)&ah;aq=(c[784+(b*960&-1)>>2]^t)&ah;ar=(c[788+(b*960&-1)>>2]^u)&ah;as=(c[792+(b*960&-1)>>2]^v)&ah;P=(c[796+(b*960&-1)>>2]^w)&ah;ai=(c[760+(b*960&-1)>>2]^aj)&ah^aj;c[d>>2]=ai;aj=Q^ak;c[g>>2]=aj;ak=am^r;c[j>>2]=ak;r=an^au;c[k>>2]=r;au=ao^B;c[l>>2]=au;B=ap^s;c[m>>2]=B;s=aq^t;c[n>>2]=s;t=ar^u;c[o>>2]=t;u=as^v;c[p>>2]=u;v=P^w;c[q>>2]=v;w=(c[804+(b*960&-1)>>2]^S)&ah;P=(c[808+(b*960&-1)>>2]^at)&ah;as=(c[812+(b*960&-1)>>2]^al)&ah;ar=(c[816+(b*960&-1)>>2]^T)&ah;aq=(c[820+(b*960&-1)>>2]^K)&ah;ap=(c[824+(b*960&-1)>>2]^L)&ah;ao=(c[828+(b*960&-1)>>2]^M)&ah;an=(c[832+(b*960&-1)>>2]^N)&ah;am=(c[836+(b*960&-1)>>2]^O)&ah;Q=(c[800+(b*960&-1)>>2]^R)&ah^R;c[h>>2]=Q;R=w^S;c[i>>2]=R;S=P^at;c[C>>2]=S;at=as^al;c[D>>2]=at;al=ar^T;c[E>>2]=al;T=aq^K;c[F>>2]=T;K=ap^L;c[G>>2]=K;L=ao^M;c[H>>2]=L;M=an^N;c[I>>2]=M;N=am^O;c[J>>2]=N;O=(c[844+(b*960&-1)>>2]^y)&ah;am=(c[848+(b*960&-1)>>2]^z)&ah;an=(c[852+(b*960&-1)>>2]^A)&ah;ao=(c[856+(b*960&-1)>>2]^a)&ah;ap=(c[860+(b*960&-1)>>2]^ac)&ah;aq=(c[864+(b*960&-1)>>2]^ad)&ah;ar=(c[868+(b*960&-1)>>2]^ae)&ah;as=(c[872+(b*960&-1)>>2]^af)&ah;P=(c[876+(b*960&-1)>>2]^ag)&ah;w=(c[840+(b*960&-1)>>2]^x)&ah^x;c[U>>2]=w;x=O^y;c[V>>2]=x;y=am^z;c[W>>2]=y;z=an^A;c[X>>2]=z;A=ao^a;c[Y>>2]=A;a=ap^ac;c[Z>>2]=a;ac=aq^ad;c[_>>2]=ac;ad=ar^ae;c[$>>2]=ad;ae=as^af;c[aa>>2]=ae;af=P^ag;c[ab>>2]=af;ag=((f^7)&255)-1>>31;P=(c[884+(b*960&-1)>>2]^aj)&ag;as=(c[888+(b*960&-1)>>2]^ak)&ag;ar=(c[892+(b*960&-1)>>2]^r)&ag;aq=(c[896+(b*960&-1)>>2]^au)&ag;ap=(c[900+(b*960&-1)>>2]^B)&ag;ao=(c[904+(b*960&-1)>>2]^s)&ag;an=(c[908+(b*960&-1)>>2]^t)&ag;am=(c[912+(b*960&-1)>>2]^u)&ag;O=(c[916+(b*960&-1)>>2]^v)&ag;ah=(c[880+(b*960&-1)>>2]^ai)&ag^ai;c[d>>2]=ah;ai=P^aj;c[g>>2]=ai;aj=as^ak;c[j>>2]=aj;ak=ar^r;c[k>>2]=ak;r=aq^au;c[l>>2]=r;au=ap^B;c[m>>2]=au;B=ao^s;c[n>>2]=B;s=an^t;c[o>>2]=s;t=am^u;c[p>>2]=t;u=O^v;c[q>>2]=u;v=(c[924+(b*960&-1)>>2]^R)&ag;O=(c[928+(b*960&-1)>>2]^S)&ag;am=(c[932+(b*960&-1)>>2]^at)&ag;an=(c[936+(b*960&-1)>>2]^al)&ag;ao=(c[940+(b*960&-1)>>2]^T)&ag;ap=(c[944+(b*960&-1)>>2]^K)&ag;aq=(c[948+(b*960&-1)>>2]^L)&ag;ar=(c[952+(b*960&-1)>>2]^M)&ag;as=(c[956+(b*960&-1)>>2]^N)&ag;P=(c[920+(b*960&-1)>>2]^Q)&ag^Q;c[h>>2]=P;Q=v^R;c[i>>2]=Q;R=O^S;c[C>>2]=R;S=am^at;c[D>>2]=S;at=an^al;c[E>>2]=at;al=ao^T;c[F>>2]=al;T=ap^K;c[G>>2]=T;K=aq^L;c[H>>2]=K;L=ar^M;c[I>>2]=L;M=as^N;c[J>>2]=M;N=(c[964+(b*960&-1)>>2]^x)&ag;as=(c[968+(b*960&-1)>>2]^y)&ag;ar=(c[972+(b*960&-1)>>2]^z)&ag;aq=(c[976+(b*960&-1)>>2]^A)&ag;ap=(c[980+(b*960&-1)>>2]^a)&ag;ao=(c[984+(b*960&-1)>>2]^ac)&ag;an=(c[988+(b*960&-1)>>2]^ad)&ag;am=(c[992+(b*960&-1)>>2]^ae)&ag;O=(c[996+(b*960&-1)>>2]^af)&ag;v=(c[960+(b*960&-1)>>2]^w)&ag^w;c[U>>2]=v;w=N^x;c[V>>2]=w;x=as^y;c[W>>2]=x;y=ar^z;c[X>>2]=y;z=aq^A;c[Y>>2]=z;A=ap^a;c[Z>>2]=A;a=ao^ac;c[_>>2]=a;ac=an^ad;c[$>>2]=ac;ad=am^ae;c[aa>>2]=ad;ae=O^af;c[ab>>2]=ae;af=((f^8)&255)-1>>31;f=(c[1004+(b*960&-1)>>2]^ai)&af;O=(c[1008+(b*960&-1)>>2]^aj)&af;am=(c[1012+(b*960&-1)>>2]^ak)&af;an=(c[1016+(b*960&-1)>>2]^r)&af;ao=(c[1020+(b*960&-1)>>2]^au)&af;ap=(c[1024+(b*960&-1)>>2]^B)&af;aq=(c[1028+(b*960&-1)>>2]^s)&af;ar=(c[1032+(b*960&-1)>>2]^t)&af;as=(c[1036+(b*960&-1)>>2]^u)&af;N=(c[1e3+(b*960&-1)>>2]^ah)&af^ah;c[d>>2]=N;ah=f^ai;c[g>>2]=ah;ai=O^aj;c[j>>2]=ai;aj=am^ak;c[k>>2]=aj;ak=an^r;c[l>>2]=ak;r=ao^au;c[m>>2]=r;au=ap^B;c[n>>2]=au;B=aq^s;c[o>>2]=B;s=ar^t;c[p>>2]=s;t=as^u;c[q>>2]=t;u=(c[1044+(b*960&-1)>>2]^Q)&af;as=(c[1048+(b*960&-1)>>2]^R)&af;ar=(c[1052+(b*960&-1)>>2]^S)&af;aq=(c[1056+(b*960&-1)>>2]^at)&af;ap=(c[1060+(b*960&-1)>>2]^al)&af;ao=(c[1064+(b*960&-1)>>2]^T)&af;an=(c[1068+(b*960&-1)>>2]^K)&af;am=(c[1072+(b*960&-1)>>2]^L)&af;O=(c[1076+(b*960&-1)>>2]^M)&af;f=(c[1040+(b*960&-1)>>2]^P)&af^P;c[h>>2]=f;P=u^Q;c[i>>2]=P;Q=as^R;c[C>>2]=Q;R=ar^S;c[D>>2]=R;S=aq^at;c[E>>2]=S;at=ap^al;c[F>>2]=at;al=ao^T;c[G>>2]=al;T=an^K;c[H>>2]=T;K=am^L;c[I>>2]=K;L=O^M;c[J>>2]=L;M=(c[1080+(b*960&-1)>>2]^v)&af^v;v=(c[1084+(b*960&-1)>>2]^w)&af^w;w=(c[1088+(b*960&-1)>>2]^x)&af^x;x=(c[1092+(b*960&-1)>>2]^y)&af^y;y=(c[1096+(b*960&-1)>>2]^z)&af^z;z=(c[1100+(b*960&-1)>>2]^A)&af^A;A=(c[1104+(b*960&-1)>>2]^a)&af^a;a=(c[1108+(b*960&-1)>>2]^ac)&af^ac;ac=(c[1112+(b*960&-1)>>2]^ad)&af^ad;ad=(c[1116+(b*960&-1)>>2]^ae)&af^ae;ae=-e|0;e=(N^f)&ae;af=(ah^P)&ae;b=(ai^Q)&ae;O=(aj^R)&ae;am=(ak^S)&ae;an=(r^at)&ae;ao=(au^al)&ae;ap=(B^T)&ae;aq=(s^K)&ae;ar=(t^L)&ae;c[d>>2]=e^N;c[g>>2]=af^ah;c[j>>2]=b^ai;c[k>>2]=O^aj;c[l>>2]=am^ak;c[m>>2]=an^r;c[n>>2]=ao^au;c[o>>2]=ap^B;c[p>>2]=aq^s;c[q>>2]=ar^t;c[h>>2]=e^f;c[i>>2]=af^P;c[C>>2]=b^Q;c[D>>2]=O^R;c[E>>2]=am^S;c[F>>2]=an^at;c[G>>2]=ao^al;c[H>>2]=ap^T;c[I>>2]=aq^K;c[J>>2]=ar^L;c[U>>2]=(M^-M)&ae^M;c[V>>2]=(v^-v)&ae^v;c[W>>2]=(w^-w)&ae^w;c[X>>2]=(x^-x)&ae^x;c[Y>>2]=(y^-y)&ae^y;c[Z>>2]=(z^-z)&ae^z;c[_>>2]=(A^-A)&ae^A;c[$>>2]=(a^-a)&ae^a;c[aa>>2]=(ac^-ac)&ae^ac;c[ab>>2]=(ad^-ad)&ae^ad;return}function a4(a,b,d){a=a|0;b=b|0;d=d|0;var e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0;e=a|0;f=b+40|0;g=b|0;h=b+44|0;i=b+48|0;j=b+52|0;k=b+56|0;l=b+60|0;m=b+64|0;n=b+68|0;o=b+72|0;p=b+76|0;q=b+4|0;r=b+8|0;s=b+12|0;t=b+16|0;u=b+20|0;v=b+24|0;w=b+28|0;x=b+32|0;y=b+36|0;z=(c[q>>2]|0)+(c[h>>2]|0)|0;A=(c[r>>2]|0)+(c[i>>2]|0)|0;B=(c[s>>2]|0)+(c[j>>2]|0)|0;C=(c[t>>2]|0)+(c[k>>2]|0)|0;D=(c[u>>2]|0)+(c[l>>2]|0)|0;E=(c[v>>2]|0)+(c[m>>2]|0)|0;F=(c[w>>2]|0)+(c[n>>2]|0)|0;G=(c[x>>2]|0)+(c[o>>2]|0)|0;H=(c[y>>2]|0)+(c[p>>2]|0)|0;c[e>>2]=(c[g>>2]|0)+(c[f>>2]|0);I=a+4|0;c[I>>2]=z;z=a+8|0;c[z>>2]=A;A=a+12|0;c[A>>2]=B;B=a+16|0;c[B>>2]=C;C=a+20|0;c[C>>2]=D;D=a+24|0;c[D>>2]=E;E=a+28|0;c[E>>2]=F;F=a+32|0;c[F>>2]=G;G=a+36|0;c[G>>2]=H;H=a+40|0;J=(c[h>>2]|0)-(c[q>>2]|0)|0;q=(c[i>>2]|0)-(c[r>>2]|0)|0;r=(c[j>>2]|0)-(c[s>>2]|0)|0;s=(c[k>>2]|0)-(c[t>>2]|0)|0;t=(c[l>>2]|0)-(c[u>>2]|0)|0;u=(c[m>>2]|0)-(c[v>>2]|0)|0;v=(c[n>>2]|0)-(c[w>>2]|0)|0;w=(c[o>>2]|0)-(c[x>>2]|0)|0;x=(c[p>>2]|0)-(c[y>>2]|0)|0;c[H>>2]=(c[f>>2]|0)-(c[g>>2]|0);g=a+44|0;c[g>>2]=J;J=a+48|0;c[J>>2]=q;q=a+52|0;c[q>>2]=r;r=a+56|0;c[r>>2]=s;s=a+60|0;c[s>>2]=t;t=a+64|0;c[t>>2]=u;u=a+68|0;c[u>>2]=v;v=a+72|0;c[v>>2]=w;w=a+76|0;c[w>>2]=x;x=a+80|0;aP(x,e,d+40|0);aP(H,H,d|0);f=a+120|0;aP(f,d+120|0,b+120|0);aP(e,b+80|0,d+80|0);d=c[e>>2]<<1;b=c[I>>2]<<1;y=c[z>>2]<<1;p=c[A>>2]<<1;o=c[B>>2]<<1;n=c[C>>2]<<1;m=c[D>>2]<<1;l=c[E>>2]<<1;k=c[F>>2]<<1;j=c[G>>2]<<1;i=c[x>>2]|0;h=a+84|0;K=c[h>>2]|0;L=a+88|0;M=c[L>>2]|0;N=a+92|0;O=c[N>>2]|0;P=a+96|0;Q=c[P>>2]|0;R=a+100|0;S=c[R>>2]|0;T=a+104|0;U=c[T>>2]|0;V=a+108|0;W=c[V>>2]|0;X=a+112|0;Y=c[X>>2]|0;Z=a+116|0;_=c[Z>>2]|0;$=c[H>>2]|0;aa=c[g>>2]|0;ab=c[J>>2]|0;ac=c[q>>2]|0;ad=c[r>>2]|0;ae=c[s>>2]|0;af=c[t>>2]|0;ag=c[u>>2]|0;ah=c[v>>2]|0;ai=c[w>>2]|0;c[e>>2]=i-$;c[I>>2]=K-aa;c[z>>2]=M-ab;c[A>>2]=O-ac;c[B>>2]=Q-ad;c[C>>2]=S-ae;c[D>>2]=U-af;c[E>>2]=W-ag;c[F>>2]=Y-ah;c[G>>2]=_-ai;c[H>>2]=$+i;c[g>>2]=aa+K;c[J>>2]=ab+M;c[q>>2]=ac+O;c[r>>2]=ad+Q;c[s>>2]=ae+S;c[t>>2]=af+U;c[u>>2]=ag+W;c[v>>2]=ah+Y;c[w>>2]=ai+_;_=c[f>>2]|0;ai=a+124|0;w=c[ai>>2]|0;Y=a+128|0;ah=c[Y>>2]|0;v=a+132|0;W=c[v>>2]|0;ag=a+136|0;u=c[ag>>2]|0;U=a+140|0;af=c[U>>2]|0;t=a+144|0;S=c[t>>2]|0;ae=a+148|0;s=c[ae>>2]|0;Q=a+152|0;ad=c[Q>>2]|0;r=a+156|0;a=c[r>>2]|0;c[x>>2]=d-_;c[h>>2]=b-w;c[L>>2]=y-ah;c[N>>2]=p-W;c[P>>2]=o-u;c[R>>2]=n-af;c[T>>2]=m-S;c[V>>2]=l-s;c[X>>2]=k-ad;c[Z>>2]=j-a;c[f>>2]=_+d;c[ai>>2]=w+b;c[Y>>2]=ah+y;c[v>>2]=W+p;c[ag>>2]=u+o;c[U>>2]=af+n;c[t>>2]=S+m;c[ae>>2]=s+l;c[Q>>2]=ad+k;c[r>>2]=a+j;return}function a5(b,e,f,g,h,j){b=b|0;e=e|0;f=f|0;g=g|0;h=h|0;j=j|0;var k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0;k=i;i=i+792|0;l=k|0;m=k+32|0;n=k+72|0;o=k+112|0;p=k+152|0;q=k+384|0;r=k+416|0;s=k+480|0;t=k+512|0;u=k+672|0;v=k+352|0;w=0;do{if(!(h>>>0<w>>>0|h>>>0==w>>>0&g>>>0<64>>>0)){if((d[f+63|0]|0)>31){break}if((aZ(t,j)|0)!=0){break}bb(v|0,j|0,32);x=a[f]|0;y=a[f+1|0]|0;z=a[f+2|0]|0;A=a[f+3|0]|0;B=a[f+4|0]|0;C=a[f+5|0]|0;E=a[f+6|0]|0;F=a[f+7|0]|0;G=a[f+8|0]|0;H=a[f+9|0]|0;I=a[f+10|0]|0;J=a[f+11|0]|0;K=a[f+12|0]|0;L=a[f+13|0]|0;M=a[f+14|0]|0;N=a[f+15|0]|0;O=a[f+16|0]|0;P=a[f+17|0]|0;Q=a[f+18|0]|0;R=a[f+19|0]|0;S=a[f+20|0]|0;T=a[f+21|0]|0;U=a[f+22|0]|0;V=a[f+23|0]|0;W=a[f+24|0]|0;X=a[f+25|0]|0;Y=a[f+26|0]|0;Z=a[f+27|0]|0;_=a[f+28|0]|0;$=a[f+29|0]|0;aa=a[f+30|0]|0;ab=a[f+31|0]|0;ac=q|0;bb(ac|0,f+32|0,32);ad=g;bc(b|0,f|0,ad|0);bb(b+32|0,v|0,32);ae=r|0;af=p|0;ag=p+128|0;bb(ag|0,31520,64);ah=p+192|0;c[ah>>2]=0;c[ah+4>>2]=0;if((ad|0)!=0){ai=ag;ag=ad;aj=b;ak=0;while(1){al=128-ak|0;am=al>>>0>ag>>>0?ag:al;bb(p+ak|0,aj|0,am);al=am+ak|0;if((al|0)==128){a9(af,ai);an=0}else{an=al}al=bf(c[ah>>2]|0,c[ah+4>>2]|0,am,0)|0;c[ah>>2]=al;c[ah+4>>2]=D;if((ag|0)==(am|0)){break}else{ag=ag-am|0;aj=aj+am|0;ak=an}}}ba(af,0,0,ae,8);a7(ae);aY(u,ae,t,ac);ak=s|0;aj=m|0;aR(aj,u+80|0);ag=n|0;aP(ag,u|0,aj);ah=o|0;aP(ah,u+40|0,aj);aU(ak,ah);ah=l|0;aU(ah,ag);ag=s+31|0;aj=a[ag]^a[ah]<<7;a[ag]=aj;if((((a[s+1|0]^y|a[ak]^x|a[s+2|0]^z|a[s+3|0]^A|a[s+4|0]^B|a[s+5|0]^C|a[s+6|0]^E|a[s+7|0]^F|a[s+8|0]^G|a[s+9|0]^H|a[s+10|0]^I|a[s+11|0]^J|a[s+12|0]^K|a[s+13|0]^L|a[s+14|0]^M|a[s+15|0]^N|a[s+16|0]^O|a[s+17|0]^P|a[s+18|0]^Q|a[s+19|0]^R|a[s+20|0]^S|a[s+21|0]^T|a[s+22|0]^U|a[s+23|0]^V|a[s+24|0]^W|a[s+25|0]^X|a[s+26|0]^Y|a[s+27|0]^Z|a[s+28|0]^_|a[s+29|0]^$|a[s+30|0]^aa|aj^ab)&255)+511&256|0)==0){break}aj=bf(g,h,-64,-1)|0;ak=D;bc(b|0,b+64|0,aj|0);bd(b+(ad-64|0)|0,0,64);c[e>>2]=aj;c[e+4>>2]=ak;ao=0;i=k;return ao|0}}while(0);c[e>>2]=-1;c[e+4>>2]=-1;bd(b|0,0,g|0);ao=-1;i=k;return ao|0}function a6(b,c,e,f){b=b|0;c=c|0;e=e|0;f=f|0;var g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0,aL=0,aM=0,aN=0,aO=0,aP=0,aQ=0,aR=0,aS=0,aT=0,aU=0,aV=0,aW=0,aX=0,aY=0,aZ=0,a_=0,a$=0,a0=0,a1=0,a2=0,a3=0,a4=0,a5=0,a6=0,a7=0,a8=0,a9=0,ba=0,bb=0,bc=0,bd=0,be=0,bh=0,bi=0,bj=0,bk=0,bl=0,bm=0,bn=0,bo=0,bq=0,br=0,bs=0,bt=0,bu=0,bv=0,bw=0,bx=0,by=0,bz=0,bA=0,bB=0,bC=0,bD=0,bE=0,bF=0,bG=0,bH=0,bI=0,bJ=0,bK=0,bL=0,bM=0,bN=0,bO=0,bP=0,bQ=0,bR=0,bS=0,bT=0,bU=0,bV=0,bW=0,bX=0,bY=0,bZ=0,b_=0,b$=0,b0=0,b1=0,b2=0,b3=0,b4=0,b5=0,b6=0,b7=0,b8=0,b9=0,ca=0,cb=0,cc=0,cd=0,ce=0,cf=0,cg=0,ch=0,ci=0,cj=0,ck=0,cl=0,cm=0,cn=0,co=0,cp=0,cq=0,cr=0,cs=0,ct=0,cu=0,cv=0,cw=0,cx=0,cy=0,cz=0,cA=0,cB=0,cC=0,cD=0;g=d[c+1|0]|0;h=d[c+2|0]|0;i=0;j=g<<8|0>>>24|(d[c]|0)|(h<<16|0>>>16)&2031616;k=0<<8|g>>>24|(i<<16|h>>>16)&0;g=d[c+3|0]|0;l=d[c+4|0]|0;m=d[c+5|0]|0;n=0;o=0<<8|g>>>24|i|(0<<16|l>>>16)|(n<<24|m>>>8);i=((g<<8|0>>>24|h|(l<<16|0>>>16)|(m<<24|0>>>8))>>>5|o<<27)&2097151;l=(o>>>5|0<<27)&0;o=d[c+6|0]|0;h=d[c+7|0]|0;g=0;p=0<<8|o>>>24|n|(g<<16|h>>>16);n=((o<<8|0>>>24|m|(h<<16|0>>>16))>>>2|p<<30)&2097151;m=(p>>>2|0<<30)&0;p=d[c+8|0]|0;o=d[c+9|0]|0;q=d[c+10|0]|0;r=0;s=0<<8|p>>>24|g|(0<<16|o>>>16)|(r<<24|q>>>8);g=((p<<8|0>>>24|h|(o<<16|0>>>16)|(q<<24|0>>>8))>>>7|s<<25)&2097151;o=(s>>>7|0<<25)&0;s=d[c+11|0]|0;h=d[c+12|0]|0;p=d[c+13|0]|0;t=0;u=0<<8|s>>>24|r|(0<<16|h>>>16)|(t<<24|p>>>8);r=((s<<8|0>>>24|q|(h<<16|0>>>16)|(p<<24|0>>>8))>>>4|u<<28)&2097151;h=(u>>>4|0<<28)&0;u=d[c+14|0]|0;q=d[c+15|0]|0;s=0;v=0<<8|u>>>24|t|(s<<16|q>>>16);t=((u<<8|0>>>24|p|(q<<16|0>>>16))>>>1|v<<31)&2097151;p=(v>>>1|0<<31)&0;v=d[c+16|0]|0;u=d[c+17|0]|0;w=d[c+18|0]|0;x=0;y=0<<8|v>>>24|s|(0<<16|u>>>16)|(x<<24|w>>>8);s=((v<<8|0>>>24|q|(u<<16|0>>>16)|(w<<24|0>>>8))>>>6|y<<26)&2097151;u=(y>>>6|0<<26)&0;y=d[c+19|0]|0;q=d[c+20|0]|0;v=0<<8|y>>>24|x|(0<<16|q>>>16);x=(y<<8|0>>>24|w|(q<<16|0>>>16))>>>3|v<<29;q=v>>>3|0<<29;v=d[c+22|0]|0;w=d[c+23|0]|0;y=0;z=v<<8|0>>>24|(d[c+21|0]|0)|(w<<16|0>>>16)&2031616;A=0<<8|v>>>24|(y<<16|w>>>16)&0;v=d[c+24|0]|0;B=d[c+25|0]|0;C=d[c+26|0]|0;E=0;F=0<<8|v>>>24|y|(0<<16|B>>>16)|(E<<24|C>>>8);y=((v<<8|0>>>24|w|(B<<16|0>>>16)|(C<<24|0>>>8))>>>5|F<<27)&2097151;B=(F>>>5|0<<27)&0;F=d[c+27|0]|0;w=d[c+28|0]|0;v=0;G=0<<8|F>>>24|E|(v<<16|w>>>16);E=((F<<8|0>>>24|C|(w<<16|0>>>16))>>>2|G<<30)&2097151;C=(G>>>2|0<<30)&0;G=d[c+29|0]|0;F=d[c+30|0]|0;H=d[c+31|0]|0;c=0<<8|G>>>24|v|(0<<16|F>>>16)|(0<<24|H>>>8);v=(G<<8|0>>>24|w|(F<<16|0>>>16)|(H<<24|0>>>8))>>>7|c<<25;H=c>>>7|0<<25;c=d[e+1|0]|0;F=d[e+2|0]|0;w=0;G=c<<8|0>>>24|(d[e]|0)|(F<<16|0>>>16)&2031616;I=0<<8|c>>>24|(w<<16|F>>>16)&0;c=d[e+3|0]|0;J=d[e+4|0]|0;K=d[e+5|0]|0;L=0;M=0<<8|c>>>24|w|(0<<16|J>>>16)|(L<<24|K>>>8);w=((c<<8|0>>>24|F|(J<<16|0>>>16)|(K<<24|0>>>8))>>>5|M<<27)&2097151;J=(M>>>5|0<<27)&0;M=d[e+6|0]|0;F=d[e+7|0]|0;c=0;N=0<<8|M>>>24|L|(c<<16|F>>>16);L=((M<<8|0>>>24|K|(F<<16|0>>>16))>>>2|N<<30)&2097151;K=(N>>>2|0<<30)&0;N=d[e+8|0]|0;M=d[e+9|0]|0;O=d[e+10|0]|0;P=0;Q=0<<8|N>>>24|c|(0<<16|M>>>16)|(P<<24|O>>>8);c=((N<<8|0>>>24|F|(M<<16|0>>>16)|(O<<24|0>>>8))>>>7|Q<<25)&2097151;M=(Q>>>7|0<<25)&0;Q=d[e+11|0]|0;F=d[e+12|0]|0;N=d[e+13|0]|0;R=0;S=0<<8|Q>>>24|P|(0<<16|F>>>16)|(R<<24|N>>>8);P=((Q<<8|0>>>24|O|(F<<16|0>>>16)|(N<<24|0>>>8))>>>4|S<<28)&2097151;F=(S>>>4|0<<28)&0;S=d[e+14|0]|0;O=d[e+15|0]|0;Q=0;T=0<<8|S>>>24|R|(Q<<16|O>>>16);R=((S<<8|0>>>24|N|(O<<16|0>>>16))>>>1|T<<31)&2097151;N=(T>>>1|0<<31)&0;T=d[e+16|0]|0;S=d[e+17|0]|0;U=d[e+18|0]|0;V=0;W=0<<8|T>>>24|Q|(0<<16|S>>>16)|(V<<24|U>>>8);Q=((T<<8|0>>>24|O|(S<<16|0>>>16)|(U<<24|0>>>8))>>>6|W<<26)&2097151;S=(W>>>6|0<<26)&0;W=d[e+19|0]|0;O=d[e+20|0]|0;T=0<<8|W>>>24|V|(0<<16|O>>>16);V=(W<<8|0>>>24|U|(O<<16|0>>>16))>>>3|T<<29;O=T>>>3|0<<29;T=d[e+22|0]|0;U=d[e+23|0]|0;W=0;X=T<<8|0>>>24|(d[e+21|0]|0)|(U<<16|0>>>16)&2031616;Y=0<<8|T>>>24|(W<<16|U>>>16)&0;T=d[e+24|0]|0;Z=d[e+25|0]|0;_=d[e+26|0]|0;$=0;aa=0<<8|T>>>24|W|(0<<16|Z>>>16)|($<<24|_>>>8);W=((T<<8|0>>>24|U|(Z<<16|0>>>16)|(_<<24|0>>>8))>>>5|aa<<27)&2097151;Z=(aa>>>5|0<<27)&0;aa=d[e+27|0]|0;U=d[e+28|0]|0;T=0;ab=0<<8|aa>>>24|$|(T<<16|U>>>16);$=((aa<<8|0>>>24|_|(U<<16|0>>>16))>>>2|ab<<30)&2097151;_=(ab>>>2|0<<30)&0;ab=d[e+29|0]|0;aa=d[e+30|0]|0;ac=d[e+31|0]|0;e=0<<8|ab>>>24|T|(0<<16|aa>>>16)|(0<<24|ac>>>8);T=(ab<<8|0>>>24|U|(aa<<16|0>>>16)|(ac<<24|0>>>8))>>>7|e<<25;ac=e>>>7|0<<25;e=d[f+1|0]|0;aa=d[f+2|0]|0;U=0;ab=e<<8|0>>>24|(d[f]|0)|(aa<<16|0>>>16)&2031616;ad=d[f+3|0]|0;ae=d[f+4|0]|0;af=d[f+5|0]|0;ag=0;ah=0<<8|ad>>>24|U|(0<<16|ae>>>16)|(ag<<24|af>>>8);ai=d[f+6|0]|0;aj=d[f+7|0]|0;ak=0;al=0<<8|ai>>>24|ag|(ak<<16|aj>>>16);ag=d[f+8|0]|0;am=d[f+9|0]|0;an=d[f+10|0]|0;ao=0;ap=0<<8|ag>>>24|ak|(0<<16|am>>>16)|(ao<<24|an>>>8);ak=d[f+11|0]|0;aq=d[f+12|0]|0;ar=d[f+13|0]|0;as=0;at=0<<8|ak>>>24|ao|(0<<16|aq>>>16)|(as<<24|ar>>>8);ao=d[f+14|0]|0;au=d[f+15|0]|0;av=0;aw=0<<8|ao>>>24|as|(av<<16|au>>>16);as=d[f+16|0]|0;ax=d[f+17|0]|0;ay=d[f+18|0]|0;az=0;aA=0<<8|as>>>24|av|(0<<16|ax>>>16)|(az<<24|ay>>>8);av=d[f+19|0]|0;aB=d[f+20|0]|0;aC=0<<8|av>>>24|az|(0<<16|aB>>>16);az=d[f+22|0]|0;aD=d[f+23|0]|0;aE=0;aF=az<<8|0>>>24|(d[f+21|0]|0)|(aD<<16|0>>>16)&2031616;aG=d[f+24|0]|0;aH=d[f+25|0]|0;aI=d[f+26|0]|0;aJ=0;aK=0<<8|aG>>>24|aE|(0<<16|aH>>>16)|(aJ<<24|aI>>>8);aL=d[f+27|0]|0;aM=d[f+28|0]|0;aN=0;aO=0<<8|aL>>>24|aJ|(aN<<16|aM>>>16);aJ=d[f+29|0]|0;aP=d[f+30|0]|0;aQ=d[f+31|0]|0;f=0<<8|aJ>>>24|aN|(0<<16|aP>>>16)|(0<<24|aQ>>>8);aN=bp(G,I,j,k)|0;aR=bf(ab,0<<8|e>>>24|(U<<16|aa>>>16)&0,aN,D)|0;aN=D;U=bp(w,J,j,k)|0;e=D;ab=bp(G,I,i,l)|0;aS=D;aT=bp(L,K,j,k)|0;aU=D;aV=bp(w,J,i,l)|0;aW=D;aX=bp(G,I,n,m)|0;aY=bf(aV,aW,aX,D)|0;aX=bf(aY,D,aT,aU)|0;aU=bf(aX,D,((ai<<8|0>>>24|af|(aj<<16|0>>>16))>>>2|al<<30)&2097151,(al>>>2|0<<30)&0)|0;al=D;ai=bp(c,M,j,k)|0;aX=D;aT=bp(L,K,i,l)|0;aY=D;aW=bp(w,J,n,m)|0;aV=D;aZ=bp(G,I,g,o)|0;a_=D;a$=bp(P,F,j,k)|0;a0=D;a1=bp(c,M,i,l)|0;a2=D;a3=bp(L,K,n,m)|0;a4=D;a5=bp(w,J,g,o)|0;a6=D;a7=bp(G,I,r,h)|0;a8=bf(a5,a6,a7,D)|0;a7=bf(a8,D,a3,a4)|0;a4=bf(a7,D,a1,a2)|0;a2=bf(a4,D,a$,a0)|0;a0=bf(a2,D,((ak<<8|0>>>24|an|(aq<<16|0>>>16)|(ar<<24|0>>>8))>>>4|at<<28)&2097151,(at>>>4|0<<28)&0)|0;at=D;aq=bp(R,N,j,k)|0;ak=D;a2=bp(P,F,i,l)|0;a$=D;a4=bp(c,M,n,m)|0;a1=D;a7=bp(L,K,g,o)|0;a3=D;a8=bp(w,J,r,h)|0;a6=D;a5=bp(G,I,t,p)|0;a9=D;ba=bp(Q,S,j,k)|0;bb=D;bc=bp(R,N,i,l)|0;bd=D;be=bp(P,F,n,m)|0;bh=D;bi=bp(c,M,g,o)|0;bj=D;bk=bp(L,K,r,h)|0;bl=D;bm=bp(w,J,t,p)|0;bn=D;bo=bp(G,I,s,u)|0;bq=bf(bm,bn,bo,D)|0;bo=bf(bq,D,bk,bl)|0;bl=bf(bo,D,bi,bj)|0;bj=bf(bl,D,be,bh)|0;bh=bf(bj,D,bc,bd)|0;bd=bf(bh,D,ba,bb)|0;bb=bf(bd,D,((as<<8|0>>>24|au|(ax<<16|0>>>16)|(ay<<24|0>>>8))>>>6|aA<<26)&2097151,(aA>>>6|0<<26)&0)|0;aA=D;ax=bp(V,O,j,k)|0;as=D;bd=bp(Q,S,i,l)|0;ba=D;bh=bp(R,N,n,m)|0;bc=D;bj=bp(P,F,g,o)|0;be=D;bl=bp(c,M,r,h)|0;bi=D;bo=bp(L,K,t,p)|0;bk=D;bq=bp(w,J,s,u)|0;bn=D;bm=bp(G,I,x,q)|0;br=D;bs=bp(X,Y,j,k)|0;bt=D;bu=bp(V,O,i,l)|0;bv=D;bw=bp(Q,S,n,m)|0;bx=D;by=bp(R,N,g,o)|0;bz=D;bA=bp(P,F,r,h)|0;bB=D;bC=bp(c,M,t,p)|0;bD=D;bE=bp(L,K,s,u)|0;bF=D;bG=bp(w,J,x,q)|0;bH=D;bI=bp(G,I,z,A)|0;bJ=bf(bG,bH,bI,D)|0;bI=bf(bJ,D,bE,bF)|0;bF=bf(bI,D,bC,bD)|0;bD=bf(bF,D,bA,bB)|0;bB=bf(bD,D,by,bz)|0;bz=bf(bB,D,bw,bx)|0;bx=bf(bz,D,bu,bv)|0;bv=bf(bx,D,bs,bt)|0;bt=bf(bv,D,aF,0<<8|az>>>24|(aE<<16|aD>>>16)&0)|0;aE=D;az=bp(W,Z,j,k)|0;aF=D;bv=bp(X,Y,i,l)|0;bs=D;bx=bp(V,O,n,m)|0;bu=D;bz=bp(Q,S,g,o)|0;bw=D;bB=bp(R,N,r,h)|0;by=D;bD=bp(P,F,t,p)|0;bA=D;bF=bp(c,M,s,u)|0;bC=D;bI=bp(L,K,x,q)|0;bE=D;bJ=bp(w,J,z,A)|0;bH=D;bG=bp(G,I,y,B)|0;bK=D;bL=bp($,_,j,k)|0;bM=D;bN=bp(W,Z,i,l)|0;bO=D;bP=bp(X,Y,n,m)|0;bQ=D;bR=bp(V,O,g,o)|0;bS=D;bT=bp(Q,S,r,h)|0;bU=D;bV=bp(R,N,t,p)|0;bW=D;bX=bp(P,F,s,u)|0;bY=D;bZ=bp(c,M,x,q)|0;b_=D;b$=bp(L,K,z,A)|0;b0=D;b1=bp(w,J,y,B)|0;b2=D;b3=bp(G,I,E,C)|0;b4=bf(b1,b2,b3,D)|0;b3=bf(b4,D,b$,b0)|0;b0=bf(b3,D,bZ,b_)|0;b_=bf(b0,D,bX,bY)|0;bY=bf(b_,D,bV,bW)|0;bW=bf(bY,D,bT,bU)|0;bU=bf(bW,D,bR,bS)|0;bS=bf(bU,D,bP,bQ)|0;bQ=bf(bS,D,bN,bO)|0;bO=bf(bQ,D,bL,bM)|0;bM=bf(bO,D,((aL<<8|0>>>24|aI|(aM<<16|0>>>16))>>>2|aO<<30)&2097151,(aO>>>2|0<<30)&0)|0;aO=D;aL=bp(T,ac,j,k)|0;k=D;j=bp($,_,i,l)|0;bO=D;bL=bp(W,Z,n,m)|0;bQ=D;bN=bp(X,Y,g,o)|0;bS=D;bP=bp(V,O,r,h)|0;bU=D;bR=bp(Q,S,t,p)|0;bW=D;bT=bp(R,N,s,u)|0;bY=D;bV=bp(P,F,x,q)|0;b_=D;bX=bp(c,M,z,A)|0;b0=D;bZ=bp(L,K,y,B)|0;b3=D;b$=bp(w,J,E,C)|0;b4=D;b2=bp(G,I,v,H)|0;I=D;G=bp(T,ac,i,l)|0;l=D;i=bp($,_,n,m)|0;b1=D;b5=bp(W,Z,g,o)|0;b6=D;b7=bp(X,Y,r,h)|0;b8=D;b9=bp(V,O,t,p)|0;ca=D;cb=bp(Q,S,s,u)|0;cc=D;cd=bp(R,N,x,q)|0;ce=D;cf=bp(P,F,z,A)|0;cg=D;ch=bp(c,M,y,B)|0;ci=D;cj=bp(L,K,E,C)|0;ck=D;cl=bp(w,J,v,H)|0;J=bf(cj,ck,cl,D)|0;cl=bf(J,D,ch,ci)|0;ci=bf(cl,D,cf,cg)|0;cg=bf(ci,D,cd,ce)|0;ce=bf(cg,D,cb,cc)|0;cc=bf(ce,D,b9,ca)|0;ca=bf(cc,D,b7,b8)|0;b8=bf(ca,D,b5,b6)|0;b6=bf(b8,D,i,b1)|0;b1=bf(b6,D,G,l)|0;l=D;G=bp(T,ac,n,m)|0;m=D;n=bp($,_,g,o)|0;b6=D;i=bp(W,Z,r,h)|0;b8=D;b5=bp(X,Y,t,p)|0;ca=D;b7=bp(V,O,s,u)|0;cc=D;b9=bp(Q,S,x,q)|0;ce=D;cb=bp(R,N,z,A)|0;cg=D;cd=bp(P,F,y,B)|0;ci=D;cf=bp(c,M,E,C)|0;cl=D;ch=bp(L,K,v,H)|0;K=D;L=bp(T,ac,g,o)|0;o=D;g=bp($,_,r,h)|0;J=D;ck=bp(W,Z,t,p)|0;cj=D;w=bp(X,Y,s,u)|0;cm=D;cn=bp(V,O,x,q)|0;co=D;cp=bp(Q,S,z,A)|0;cq=D;cr=bp(R,N,y,B)|0;cs=D;ct=bp(P,F,E,C)|0;cu=D;cv=bp(c,M,v,H)|0;M=bf(ct,cu,cv,D)|0;cv=bf(M,D,cr,cs)|0;cs=bf(cv,D,cp,cq)|0;cq=bf(cs,D,cn,co)|0;co=bf(cq,D,w,cm)|0;cm=bf(co,D,ck,cj)|0;cj=bf(cm,D,g,J)|0;J=bf(cj,D,L,o)|0;o=D;L=bp(T,ac,r,h)|0;h=D;r=bp($,_,t,p)|0;cj=D;g=bp(W,Z,s,u)|0;cm=D;ck=bp(X,Y,x,q)|0;co=D;w=bp(V,O,z,A)|0;cq=D;cn=bp(Q,S,y,B)|0;cs=D;cp=bp(R,N,E,C)|0;cv=D;cr=bp(P,F,v,H)|0;F=D;P=bp(T,ac,t,p)|0;p=D;t=bp($,_,s,u)|0;M=D;cu=bp(W,Z,x,q)|0;ct=D;c=bp(X,Y,z,A)|0;cw=D;cx=bp(V,O,y,B)|0;cy=D;cz=bp(Q,S,E,C)|0;cA=D;cB=bp(R,N,v,H)|0;N=bf(cz,cA,cB,D)|0;cB=bf(N,D,cx,cy)|0;cy=bf(cB,D,c,cw)|0;cw=bf(cy,D,cu,ct)|0;ct=bf(cw,D,t,M)|0;M=bf(ct,D,P,p)|0;p=D;P=bp(T,ac,s,u)|0;u=D;s=bp($,_,x,q)|0;ct=D;t=bp(W,Z,z,A)|0;cw=D;cu=bp(X,Y,y,B)|0;cy=D;c=bp(V,O,E,C)|0;cB=D;cx=bp(Q,S,v,H)|0;S=D;Q=bp(T,ac,x,q)|0;q=D;x=bp($,_,z,A)|0;N=D;cA=bp(W,Z,y,B)|0;cz=D;R=bp(X,Y,E,C)|0;cC=D;cD=bp(V,O,v,H)|0;O=bf(R,cC,cD,D)|0;cD=bf(O,D,cA,cz)|0;cz=bf(cD,D,x,N)|0;N=bf(cz,D,Q,q)|0;q=D;Q=bp(T,ac,z,A)|0;A=D;z=bp($,_,y,B)|0;cz=D;x=bp(W,Z,E,C)|0;cD=D;cA=bp(X,Y,v,H)|0;Y=D;X=bp(T,ac,y,B)|0;B=D;y=bp($,_,E,C)|0;O=D;cC=bp(W,Z,v,H)|0;Z=bf(y,O,cC,D)|0;cC=bf(Z,D,X,B)|0;B=D;X=bp(T,ac,E,C)|0;C=D;E=bp($,_,v,H)|0;_=bf(X,C,E,D)|0;E=D;C=bp(T,ac,v,H)|0;H=D;v=bf(aR,aN,1048576,0)|0;ac=D;T=v>>>21|ac<<11;v=ac>>>21|0<<11;ac=bf(U,e,ab,aS)|0;aS=bf(ac,D,T,v)|0;ac=bf(aS,D,((ad<<8|0>>>24|aa|(ae<<16|0>>>16)|(af<<24|0>>>8))>>>5|ah<<27)&2097151,(ah>>>5|0<<27)&0)|0;ah=D;af=bg(aR,aN,T<<21|0>>>11,v<<21|T>>>11)|0;T=D;v=bf(aU,al,1048576,0)|0;aN=D;aR=v>>>21|aN<<11;v=aN>>>21|0<<11;aN=bf(aW,aV,aZ,a_)|0;a_=bf(aN,D,aT,aY)|0;aY=bf(a_,D,ai,aX)|0;aX=bf(aY,D,aR,v)|0;aY=bf(aX,D,((ag<<8|0>>>24|aj|(am<<16|0>>>16)|(an<<24|0>>>8))>>>7|ap<<25)&2097151,(ap>>>7|0<<25)&0)|0;ap=D;an=bf(a0,at,1048576,0)|0;am=D;aj=an>>>21|am<<11;an=am>>21|((am|0)<0?-1:0)<<11;am=bf(a8,a6,a5,a9)|0;a9=bf(am,D,a7,a3)|0;a3=bf(a9,D,a4,a1)|0;a1=bf(a3,D,a2,a$)|0;a$=bf(a1,D,aq,ak)|0;ak=bf(a$,D,((ao<<8|0>>>24|ar|(au<<16|0>>>16))>>>1|aw<<31)&2097151,(aw>>>1|0<<31)&0)|0;aw=bf(ak,D,aj,an)|0;ak=D;au=bf(bb,aA,1048576,0)|0;ar=D;ao=au>>>21|ar<<11;au=ar>>21|((ar|0)<0?-1:0)<<11;ar=bf(bq,bn,bm,br)|0;br=bf(ar,D,bo,bk)|0;bk=bf(br,D,bl,bi)|0;bi=bf(bk,D,bj,be)|0;be=bf(bi,D,bh,bc)|0;bc=bf(be,D,bd,ba)|0;ba=bf(bc,D,ax,as)|0;as=bf(ba,D,(av<<8|0>>>24|ay|(aB<<16|0>>>16))>>>3|aC<<29,aC>>>3|0<<29)|0;aC=bf(as,D,ao,au)|0;as=D;aB=bf(bt,aE,1048576,0)|0;ay=D;av=aB>>>21|ay<<11;aB=ay>>21|((ay|0)<0?-1:0)<<11;ay=bf(bJ,bH,bG,bK)|0;bK=bf(ay,D,bI,bE)|0;bE=bf(bK,D,bF,bC)|0;bC=bf(bE,D,bD,bA)|0;bA=bf(bC,D,bB,by)|0;by=bf(bA,D,bz,bw)|0;bw=bf(by,D,bx,bu)|0;bu=bf(bw,D,bv,bs)|0;bs=bf(bu,D,az,aF)|0;aF=bf(bs,D,av,aB)|0;bs=bf(aF,D,((aG<<8|0>>>24|aD|(aH<<16|0>>>16)|(aI<<24|0>>>8))>>>5|aK<<27)&2097151,(aK>>>5|0<<27)&0)|0;aK=D;aI=bf(bM,aO,1048576,0)|0;aH=D;aD=aI>>>21|aH<<11;aI=aH>>21|((aH|0)<0?-1:0)<<11;aH=bf(b$,b4,b2,I)|0;I=bf(aH,D,bZ,b3)|0;b3=bf(I,D,bX,b0)|0;b0=bf(b3,D,bV,b_)|0;b_=bf(b0,D,bT,bY)|0;bY=bf(b_,D,bR,bW)|0;bW=bf(bY,D,bP,bU)|0;bU=bf(bW,D,bN,bS)|0;bS=bf(bU,D,bL,bQ)|0;bQ=bf(bS,D,j,bO)|0;bO=bf(bQ,D,aL,k)|0;k=bf(bO,D,(aJ<<8|0>>>24|aM|(aP<<16|0>>>16)|(aQ<<24|0>>>8))>>>7|f<<25,f>>>7|0<<25)|0;f=bf(k,D,aD,aI)|0;k=D;aQ=bf(b1,l,1048576,0)|0;aP=D;aM=aQ>>>21|aP<<11;aQ=aP>>21|((aP|0)<0?-1:0)<<11;aP=bf(cf,cl,ch,K)|0;K=bf(aP,D,cd,ci)|0;ci=bf(K,D,cb,cg)|0;cg=bf(ci,D,b9,ce)|0;ce=bf(cg,D,b7,cc)|0;cc=bf(ce,D,b5,ca)|0;ca=bf(cc,D,i,b8)|0;b8=bf(ca,D,n,b6)|0;b6=bf(b8,D,G,m)|0;m=bf(b6,D,aM,aQ)|0;b6=D;G=bf(J,o,1048576,0)|0;b8=D;n=G>>>21|b8<<11;G=b8>>21|((b8|0)<0?-1:0)<<11;b8=bf(cp,cv,cr,F)|0;F=bf(b8,D,cn,cs)|0;cs=bf(F,D,w,cq)|0;cq=bf(cs,D,ck,co)|0;co=bf(cq,D,g,cm)|0;cm=bf(co,D,r,cj)|0;cj=bf(cm,D,L,h)|0;h=bf(cj,D,n,G)|0;cj=D;L=bf(M,p,1048576,0)|0;cm=D;r=L>>>21|cm<<11;L=cm>>21|((cm|0)<0?-1:0)<<11;cm=bf(c,cB,cx,S)|0;S=bf(cm,D,cu,cy)|0;cy=bf(S,D,t,cw)|0;cw=bf(cy,D,s,ct)|0;ct=bf(cw,D,P,u)|0;u=bf(ct,D,r,L)|0;ct=D;P=bf(N,q,1048576,0)|0;cw=D;s=P>>>21|cw<<11;P=cw>>21|((cw|0)<0?-1:0)<<11;cw=bf(x,cD,cA,Y)|0;Y=bf(cw,D,z,cz)|0;cz=bf(Y,D,Q,A)|0;A=bf(cz,D,s,P)|0;cz=D;Q=bg(N,q,s<<21|0>>>11,P<<21|s>>>11)|0;s=D;P=bf(cC,B,1048576,0)|0;q=D;N=P>>>21|q<<11;P=q>>>21|0<<11;q=bf(_,E,N,P)|0;E=D;_=bg(cC,B,N<<21|0>>>11,P<<21|N>>>11)|0;N=D;P=bf(C,H,1048576,0)|0;B=D;cC=P>>>21|B<<11;P=B>>>21|0<<11;B=bg(C,H,cC<<21|0>>>11,P<<21|cC>>>11)|0;H=D;C=bf(ac,ah,1048576,0)|0;Y=D;z=C>>>21|Y<<11;C=Y>>>21|0<<11;Y=bg(ac,ah,z<<21|0>>>11,C<<21|z>>>11)|0;ah=D;ac=bf(aY,ap,1048576,0)|0;cw=D;cA=ac>>>21|cw<<11;ac=cw>>21|((cw|0)<0?-1:0)<<11;cw=bg(aY,ap,cA<<21|0>>>11,ac<<21|cA>>>11)|0;ap=D;aY=bf(aw,ak,1048576,0)|0;cD=D;x=aY>>>21|cD<<11;aY=cD>>21|((cD|0)<0?-1:0)<<11;cD=bf(aC,as,1048576,0)|0;cy=D;t=cD>>>21|cy<<11;cD=cy>>21|((cy|0)<0?-1:0)<<11;cy=bf(bs,aK,1048576,0)|0;S=D;cu=cy>>>21|S<<11;cy=S>>21|((S|0)<0?-1:0)<<11;S=bf(f,k,1048576,0)|0;cm=D;cx=S>>>21|cm<<11;S=cm>>21|((cm|0)<0?-1:0)<<11;cm=bf(m,b6,1048576,0)|0;cB=D;c=cm>>>21|cB<<11;cm=cB>>21|((cB|0)<0?-1:0)<<11;cB=bf(h,cj,1048576,0)|0;co=D;g=cB>>>21|co<<11;cB=co>>21|((co|0)<0?-1:0)<<11;co=bf(u,ct,1048576,0)|0;cq=D;ck=co>>>21|cq<<11;co=cq>>21|((cq|0)<0?-1:0)<<11;cq=bf(ck,co,Q,s)|0;s=D;Q=bg(u,ct,ck<<21|0>>>11,co<<21|ck>>>11)|0;ck=D;co=bf(A,cz,1048576,0)|0;ct=D;u=co>>>21|ct<<11;co=ct>>21|((ct|0)<0?-1:0)<<11;ct=bf(u,co,_,N)|0;N=D;_=bg(A,cz,u<<21|0>>>11,co<<21|u>>>11)|0;u=D;co=bf(q,E,1048576,0)|0;cz=D;A=co>>>21|cz<<11;co=cz>>>21|0<<11;cz=bf(A,co,B,H)|0;H=D;B=bg(q,E,A<<21|0>>>11,co<<21|A>>>11)|0;A=D;co=bp(cC,P,666643,0)|0;E=D;q=bp(cC,P,470296,0)|0;cs=D;w=bp(cC,P,654183,0)|0;F=D;cn=bp(cC,P,-997805,-1)|0;b8=D;cr=bp(cC,P,136657,0)|0;cv=D;cp=bp(cC,P,-683901,-1)|0;P=bf(cp,D,M,p)|0;p=bg(P,D,r<<21|0>>>11,L<<21|r>>>11)|0;r=bf(p,D,g,cB)|0;p=D;L=bp(cz,H,666643,0)|0;P=D;M=bp(cz,H,470296,0)|0;cp=D;cC=bp(cz,H,654183,0)|0;ca=D;i=bp(cz,H,-997805,-1)|0;cc=D;b5=bp(cz,H,136657,0)|0;ce=D;b7=bp(cz,H,-683901,-1)|0;H=D;cz=bp(B,A,666643,0)|0;cg=D;b9=bp(B,A,470296,0)|0;ci=D;cb=bp(B,A,654183,0)|0;K=D;cd=bp(B,A,-997805,-1)|0;aP=D;ch=bp(B,A,136657,0)|0;cl=D;cf=bp(B,A,-683901,-1)|0;A=D;B=bf(cn,b8,J,o)|0;o=bg(B,D,n<<21|0>>>11,G<<21|n>>>11)|0;n=bf(o,D,c,cm)|0;o=bf(n,D,b5,ce)|0;ce=bf(o,D,cf,A)|0;A=D;cf=bp(ct,N,666643,0)|0;o=D;b5=bp(ct,N,470296,0)|0;n=D;G=bp(ct,N,654183,0)|0;B=D;J=bp(ct,N,-997805,-1)|0;b8=D;cn=bp(ct,N,136657,0)|0;aJ=D;bO=bp(ct,N,-683901,-1)|0;N=D;ct=bp(_,u,666643,0)|0;aL=D;bQ=bp(_,u,470296,0)|0;j=D;bS=bp(_,u,654183,0)|0;bL=D;bU=bp(_,u,-997805,-1)|0;bN=D;bW=bp(_,u,136657,0)|0;bP=D;bY=bp(_,u,-683901,-1)|0;u=D;_=bf(q,cs,b1,l)|0;l=bg(_,D,aM<<21|0>>>11,aQ<<21|aM>>>11)|0;aM=bf(l,D,cC,ca)|0;ca=bf(aM,D,cn,aJ)|0;aJ=bf(ca,D,cd,aP)|0;aP=bf(aJ,D,bY,u)|0;u=bf(aP,D,cx,S)|0;aP=D;bY=bp(cq,s,666643,0)|0;aJ=bf(x,aY,bY,D)|0;bY=bf(aJ,D,bb,aA)|0;aA=bg(bY,D,ao<<21|0>>>11,au<<21|ao>>>11)|0;ao=D;au=bp(cq,s,470296,0)|0;bY=D;bb=bp(cq,s,654183,0)|0;aJ=bf(bb,D,cf,o)|0;o=bf(aJ,D,bQ,j)|0;j=bf(o,D,bt,aE)|0;aE=bf(j,D,t,cD)|0;j=bg(aE,D,av<<21|0>>>11,aB<<21|av>>>11)|0;av=D;aB=bp(cq,s,-997805,-1)|0;aE=D;bt=bp(cq,s,136657,0)|0;o=D;bQ=bf(G,B,L,P)|0;P=bf(bQ,D,bt,o)|0;o=bf(P,D,b9,ci)|0;ci=bf(o,D,bU,bN)|0;bN=bf(ci,D,cu,cy)|0;ci=bf(bN,D,bM,aO)|0;aO=bg(ci,D,aD<<21|0>>>11,aI<<21|aD>>>11)|0;aD=D;aI=bp(cq,s,-683901,-1)|0;s=D;cq=bf(aA,ao,1048576,0)|0;ci=D;bM=cq>>>21|ci<<11;cq=ci>>21|((ci|0)<0?-1:0)<<11;ci=bf(ct,aL,au,bY)|0;bY=bf(ci,D,aC,as)|0;as=bg(bY,D,t<<21|0>>>11,cD<<21|t>>>11)|0;t=bf(as,D,bM,cq)|0;as=D;cD=bf(j,av,1048576,0)|0;bY=D;aC=cD>>>21|bY<<11;cD=bY>>21|((bY|0)<0?-1:0)<<11;bY=bf(aB,aE,b5,n)|0;n=bf(bY,D,cz,cg)|0;cg=bf(n,D,bS,bL)|0;bL=bf(cg,D,bs,aK)|0;aK=bf(bL,D,aC,cD)|0;bL=bg(aK,D,cu<<21|0>>>11,cy<<21|cu>>>11)|0;cu=D;cy=bf(aO,aD,1048576,0)|0;aK=D;bs=cy>>>21|aK<<11;cy=aK>>21|((aK|0)<0?-1:0)<<11;aK=bf(M,cp,co,E)|0;E=bf(aK,D,J,b8)|0;b8=bf(E,D,aI,s)|0;s=bf(b8,D,cb,K)|0;K=bf(s,D,bW,bP)|0;bP=bf(K,D,f,k)|0;k=bf(bP,D,bs,cy)|0;bP=bg(k,D,cx<<21|0>>>11,S<<21|cx>>>11)|0;cx=D;S=bf(u,aP,1048576,0)|0;k=D;f=S>>>21|k<<11;S=k>>21|((k|0)<0?-1:0)<<11;k=bf(m,b6,w,F)|0;F=bg(k,D,c<<21|0>>>11,cm<<21|c>>>11)|0;c=bf(F,D,i,cc)|0;cc=bf(c,D,bO,N)|0;N=bf(cc,D,ch,cl)|0;cl=bf(N,D,f,S)|0;N=D;ch=bg(u,aP,f<<21|0>>>11,S<<21|f>>>11)|0;f=D;S=bf(ce,A,1048576,0)|0;aP=D;u=S>>>21|aP<<11;S=aP>>21|((aP|0)<0?-1:0)<<11;aP=bf(h,cj,cr,cv)|0;cv=bg(aP,D,g<<21|0>>>11,cB<<21|g>>>11)|0;g=bf(cv,D,b7,H)|0;H=bf(g,D,u,S)|0;g=D;b7=bg(ce,A,u<<21|0>>>11,S<<21|u>>>11)|0;u=D;S=bf(r,p,1048576,0)|0;A=D;ce=S>>>21|A<<11;S=A>>21|((A|0)<0?-1:0)<<11;A=bf(ce,S,Q,ck)|0;ck=D;Q=bg(r,p,ce<<21|0>>>11,S<<21|ce>>>11)|0;ce=D;S=bf(t,as,1048576,0)|0;p=D;r=S>>>21|p<<11;S=p>>21|((p|0)<0?-1:0)<<11;p=bf(bL,cu,1048576,0)|0;cv=D;cB=p>>>21|cv<<11;p=cv>>21|((cv|0)<0?-1:0)<<11;cv=bf(bP,cx,1048576,0)|0;aP=D;cr=cv>>>21|aP<<11;cv=aP>>21|((aP|0)<0?-1:0)<<11;aP=bf(ch,f,cr,cv)|0;f=D;ch=bg(bP,cx,cr<<21|0>>>11,cv<<21|cr>>>11)|0;cr=D;cv=bf(cl,N,1048576,0)|0;cx=D;bP=cv>>>21|cx<<11;cv=cx>>21|((cx|0)<0?-1:0)<<11;cx=bf(bP,cv,b7,u)|0;u=D;b7=bg(cl,N,bP<<21|0>>>11,cv<<21|bP>>>11)|0;bP=D;cv=bf(H,g,1048576,0)|0;N=D;cl=cv>>>21|N<<11;cv=N>>21|((N|0)<0?-1:0)<<11;N=bf(cl,cv,Q,ce)|0;ce=D;Q=bg(H,g,cl<<21|0>>>11,cv<<21|cl>>>11)|0;cl=D;cv=bp(A,ck,666643,0)|0;g=D;H=bp(A,ck,470296,0)|0;cj=D;h=bp(A,ck,654183,0)|0;cc=D;bO=bp(A,ck,-997805,-1)|0;c=D;i=bp(A,ck,136657,0)|0;F=D;cm=bp(A,ck,-683901,-1)|0;ck=bf(cB,p,cm,D)|0;cm=bf(ck,D,aO,aD)|0;aD=bg(cm,D,bs<<21|0>>>11,cy<<21|bs>>>11)|0;bs=D;cy=bp(N,ce,666643,0)|0;cm=D;aO=bp(N,ce,470296,0)|0;ck=D;A=bp(N,ce,654183,0)|0;k=D;w=bp(N,ce,-997805,-1)|0;b6=D;m=bp(N,ce,136657,0)|0;K=D;bW=bp(N,ce,-683901,-1)|0;ce=D;N=bp(Q,cl,666643,0)|0;s=bf(cw,ap,N,D)|0;N=D;ap=bp(Q,cl,470296,0)|0;cw=D;cb=bp(Q,cl,654183,0)|0;b8=D;aI=bp(Q,cl,-997805,-1)|0;E=D;J=bp(Q,cl,136657,0)|0;aK=D;co=bp(Q,cl,-683901,-1)|0;cl=D;Q=bf(m,K,bO,c)|0;c=bf(Q,D,co,cl)|0;cl=bf(c,D,j,av)|0;av=bf(cl,D,r,S)|0;cl=bg(av,D,aC<<21|0>>>11,cD<<21|aC>>>11)|0;aC=D;cD=bp(cx,u,666643,0)|0;av=D;j=bp(cx,u,470296,0)|0;c=D;co=bp(cx,u,654183,0)|0;Q=D;bO=bp(cx,u,-997805,-1)|0;K=D;m=bp(cx,u,136657,0)|0;cp=D;M=bp(cx,u,-683901,-1)|0;u=D;cx=bp(b7,bP,666643,0)|0;cg=D;bS=bp(b7,bP,470296,0)|0;n=D;cz=bp(b7,bP,654183,0)|0;bY=D;b5=bp(b7,bP,-997805,-1)|0;aE=D;aB=bp(b7,bP,136657,0)|0;ci=D;au=bp(b7,bP,-683901,-1)|0;bP=D;b7=bf(A,k,H,cj)|0;cj=bf(b7,D,aI,E)|0;E=bf(cj,D,aA,ao)|0;ao=bg(E,D,bM<<21|0>>>11,cq<<21|bM>>>11)|0;bM=bf(ao,D,m,cp)|0;cp=bf(bM,D,au,bP)|0;bP=D;au=bp(aP,f,666643,0)|0;bM=bf(au,D,af,T)|0;T=D;af=bp(aP,f,470296,0)|0;au=D;m=bp(aP,f,654183,0)|0;ao=D;cq=bf(aU,al,z,C)|0;C=bg(cq,D,aR<<21|0>>>11,v<<21|aR>>>11)|0;aR=bf(C,D,m,ao)|0;ao=bf(aR,D,cD,av)|0;av=bf(ao,D,bS,n)|0;n=D;bS=bp(aP,f,-997805,-1)|0;ao=D;cD=bp(aP,f,136657,0)|0;aR=D;m=bf(cy,cm,cA,ac)|0;ac=bf(m,D,ap,cw)|0;cw=bf(ac,D,a0,at)|0;at=bg(cw,D,aj<<21|0>>>11,an<<21|aj>>>11)|0;aj=bf(at,D,cD,aR)|0;aR=bf(aj,D,co,Q)|0;Q=bf(aR,D,b5,aE)|0;aE=D;b5=bp(aP,f,-683901,-1)|0;f=D;aP=bf(bM,T,1048576,0)|0;aR=D;co=aP>>>21|aR<<11;aP=aR>>21|((aR|0)<0?-1:0)<<11;aR=bf(Y,ah,af,au)|0;au=bf(aR,D,cx,cg)|0;cg=bf(au,D,co,aP)|0;au=D;cx=bg(bM,T,co<<21|0>>>11,aP<<21|co>>>11)|0;co=D;aP=bf(av,n,1048576,0)|0;T=D;bM=aP>>>21|T<<11;aP=T>>21|((T|0)<0?-1:0)<<11;T=bf(s,N,bS,ao)|0;ao=bf(T,D,j,c)|0;c=bf(ao,D,cz,bY)|0;bY=bf(c,D,bM,aP)|0;c=D;cz=bf(Q,aE,1048576,0)|0;ao=D;j=cz>>>21|ao<<11;cz=ao>>21|((ao|0)<0?-1:0)<<11;ao=bf(aO,ck,cv,g)|0;g=bf(ao,D,cb,b8)|0;b8=bf(g,D,aw,ak)|0;ak=bg(b8,D,x<<21|0>>>11,aY<<21|x>>>11)|0;x=bf(ak,D,b5,f)|0;f=bf(x,D,bO,K)|0;K=bf(f,D,aB,ci)|0;ci=bf(K,D,j,cz)|0;K=D;aB=bf(cp,bP,1048576,0)|0;f=D;bO=aB>>>21|f<<11;aB=f>>21|((f|0)<0?-1:0)<<11;f=bf(w,b6,h,cc)|0;cc=bf(f,D,J,aK)|0;aK=bf(cc,D,t,as)|0;as=bg(aK,D,r<<21|0>>>11,S<<21|r>>>11)|0;r=bf(as,D,M,u)|0;u=bf(r,D,bO,aB)|0;r=D;M=bg(cp,bP,bO<<21|0>>>11,aB<<21|bO>>>11)|0;bO=D;aB=bf(cl,aC,1048576,0)|0;bP=D;cp=aB>>>21|bP<<11;aB=bP>>21|((bP|0)<0?-1:0)<<11;bP=bf(bW,ce,i,F)|0;F=bf(bP,D,bL,cu)|0;cu=bf(F,D,cp,aB)|0;F=bg(cu,D,cB<<21|0>>>11,p<<21|cB>>>11)|0;cB=D;p=bg(cl,aC,cp<<21|0>>>11,aB<<21|cp>>>11)|0;cp=D;aB=bf(aD,bs,1048576,0)|0;aC=D;cl=aB>>>21|aC<<11;aB=aC>>21|((aC|0)<0?-1:0)<<11;aC=bf(ch,cr,cl,aB)|0;cr=D;ch=bf(cg,au,1048576,0)|0;cu=D;bL=ch>>>21|cu<<11;ch=cu>>21|((cu|0)<0?-1:0)<<11;cu=bf(bY,c,1048576,0)|0;bP=D;i=cu>>>21|bP<<11;cu=bP>>21|((bP|0)<0?-1:0)<<11;bP=bf(ci,K,1048576,0)|0;ce=D;bW=bP>>>21|ce<<11;bP=ce>>21|((ce|0)<0?-1:0)<<11;ce=bf(M,bO,bW,bP)|0;bO=D;M=bf(u,r,1048576,0)|0;as=D;S=M>>>21|as<<11;M=as>>21|((as|0)<0?-1:0)<<11;as=bf(p,cp,S,M)|0;cp=D;p=bg(u,r,S<<21|0>>>11,M<<21|S>>>11)|0;S=D;M=bf(F,cB,1048576,0)|0;r=D;u=M>>>21|r<<11;M=r>>21|((r|0)<0?-1:0)<<11;r=bg(F,cB,u<<21|0>>>11,M<<21|u>>>11)|0;cB=D;F=bf(aC,cr,1048576,0)|0;aK=D;t=F>>>21|aK<<11;F=aK>>21|((aK|0)<0?-1:0)<<11;aK=bg(aC,cr,t<<21|0>>>11,F<<21|t>>>11)|0;cr=D;aC=bp(t,F,666643,0)|0;cc=bf(cx,co,aC,D)|0;aC=D;co=bp(t,F,470296,0)|0;cx=D;J=bp(t,F,654183,0)|0;f=D;h=bp(t,F,-997805,-1)|0;b6=D;w=bp(t,F,136657,0)|0;x=D;b5=bp(t,F,-683901,-1)|0;F=D;t=cc>>>21|aC<<11;ak=aC>>21|((aC|0)<0?-1:0)<<11;aY=bf(cg,au,co,cx)|0;cx=bg(aY,D,bL<<21|0>>>11,ch<<21|bL>>>11)|0;aY=bf(cx,D,t,ak)|0;cx=D;co=bg(cc,aC,t<<21|0>>>11,ak<<21|t>>>11)|0;t=D;ak=aY>>>21|cx<<11;aC=cx>>21|((cx|0)<0?-1:0)<<11;cc=bf(J,f,av,n)|0;n=bg(cc,D,bM<<21|0>>>11,aP<<21|bM>>>11)|0;bM=bf(n,D,bL,ch)|0;ch=bf(bM,D,ak,aC)|0;bM=D;bL=bg(aY,cx,ak<<21|0>>>11,aC<<21|ak>>>11)|0;ak=D;aC=ch>>>21|bM<<11;cx=bM>>21|((bM|0)<0?-1:0)<<11;aY=bf(bY,c,h,b6)|0;b6=bg(aY,D,i<<21|0>>>11,cu<<21|i>>>11)|0;aY=bf(b6,D,aC,cx)|0;b6=D;h=bg(ch,bM,aC<<21|0>>>11,cx<<21|aC>>>11)|0;aC=D;cx=aY>>>21|b6<<11;bM=b6>>21|((b6|0)<0?-1:0)<<11;ch=bf(w,x,Q,aE)|0;aE=bg(ch,D,j<<21|0>>>11,cz<<21|j>>>11)|0;j=bf(aE,D,i,cu)|0;cu=bf(j,D,cx,bM)|0;j=D;i=bg(aY,b6,cx<<21|0>>>11,bM<<21|cx>>>11)|0;cx=D;bM=cu>>>21|j<<11;b6=j>>21|((j|0)<0?-1:0)<<11;aY=bf(ci,K,b5,F)|0;F=bg(aY,D,bW<<21|0>>>11,bP<<21|bW>>>11)|0;bW=bf(F,D,bM,b6)|0;F=D;bP=bg(cu,j,bM<<21|0>>>11,b6<<21|bM>>>11)|0;bM=D;b6=bW>>>21|F<<11;j=F>>21|((F|0)<0?-1:0)<<11;cu=bf(ce,bO,b6,j)|0;bO=D;ce=bg(bW,F,b6<<21|0>>>11,j<<21|b6>>>11)|0;b6=D;j=cu>>>21|bO<<11;F=bO>>21|((bO|0)<0?-1:0)<<11;bW=bf(j,F,p,S)|0;S=D;p=bg(cu,bO,j<<21|0>>>11,F<<21|j>>>11)|0;j=D;F=bW>>>21|S<<11;bO=S>>21|((S|0)<0?-1:0)<<11;cu=bf(as,cp,F,bO)|0;cp=D;as=bg(bW,S,F<<21|0>>>11,bO<<21|F>>>11)|0;F=D;bO=cu>>>21|cp<<11;S=cp>>21|((cp|0)<0?-1:0)<<11;bW=bf(bO,S,r,cB)|0;cB=D;r=bg(cu,cp,bO<<21|0>>>11,S<<21|bO>>>11)|0;bO=D;S=bW>>>21|cB<<11;cp=cB>>21|((cB|0)<0?-1:0)<<11;cu=bf(aD,bs,u,M)|0;M=bg(cu,D,cl<<21|0>>>11,aB<<21|cl>>>11)|0;cl=bf(M,D,S,cp)|0;M=D;aB=bg(bW,cB,S<<21|0>>>11,cp<<21|S>>>11)|0;S=D;cp=cl>>>21|M<<11;cB=M>>21|((M|0)<0?-1:0)<<11;bW=bf(cp,cB,aK,cr)|0;cr=D;aK=bg(cl,M,cp<<21|0>>>11,cB<<21|cp>>>11)|0;cp=D;cB=bW>>>21|cr<<11;M=cr>>21|((cr|0)<0?-1:0)<<11;cl=bg(bW,cr,cB<<21|0>>>11,M<<21|cB>>>11)|0;cr=D;bW=bp(cB,M,666643,0)|0;cu=bf(bW,D,co,t)|0;t=D;co=bp(cB,M,470296,0)|0;bW=bf(bL,ak,co,D)|0;co=D;ak=bp(cB,M,654183,0)|0;bL=bf(h,aC,ak,D)|0;ak=D;aC=bp(cB,M,-997805,-1)|0;h=bf(i,cx,aC,D)|0;aC=D;cx=bp(cB,M,136657,0)|0;i=bf(bP,bM,cx,D)|0;cx=D;bM=bp(cB,M,-683901,-1)|0;M=bf(ce,b6,bM,D)|0;bM=D;b6=cu>>>21|t<<11;ce=t>>21|((t|0)<0?-1:0)<<11;cB=bf(bW,co,b6,ce)|0;co=D;bW=bg(cu,t,b6<<21|0>>>11,ce<<21|b6>>>11)|0;b6=D;ce=cB>>>21|co<<11;t=co>>21|((co|0)<0?-1:0)<<11;cu=bf(bL,ak,ce,t)|0;ak=D;bL=bg(cB,co,ce<<21|0>>>11,t<<21|ce>>>11)|0;ce=D;t=cu>>>21|ak<<11;co=ak>>21|((ak|0)<0?-1:0)<<11;cB=bf(h,aC,t,co)|0;aC=D;h=bg(cu,ak,t<<21|0>>>11,co<<21|t>>>11)|0;t=D;co=cB>>>21|aC<<11;ak=aC>>21|((aC|0)<0?-1:0)<<11;cu=bf(i,cx,co,ak)|0;cx=D;i=bg(cB,aC,co<<21|0>>>11,ak<<21|co>>>11)|0;co=D;ak=cu>>>21|cx<<11;aC=cx>>21|((cx|0)<0?-1:0)<<11;cB=bf(M,bM,ak,aC)|0;bM=D;M=bg(cu,cx,ak<<21|0>>>11,aC<<21|ak>>>11)|0;ak=D;aC=cB>>>21|bM<<11;cx=bM>>21|((bM|0)<0?-1:0)<<11;cu=bf(aC,cx,p,j)|0;j=D;p=bg(cB,bM,aC<<21|0>>>11,cx<<21|aC>>>11)|0;aC=D;cx=cu>>>21|j<<11;bM=j>>21|((j|0)<0?-1:0)<<11;cB=bf(cx,bM,as,F)|0;F=D;as=bg(cu,j,cx<<21|0>>>11,bM<<21|cx>>>11)|0;cx=D;bM=cB>>>21|F<<11;j=F>>21|((F|0)<0?-1:0)<<11;cu=bf(bM,j,r,bO)|0;bO=D;r=bg(cB,F,bM<<21|0>>>11,j<<21|bM>>>11)|0;bM=D;j=cu>>>21|bO<<11;F=bO>>21|((bO|0)<0?-1:0)<<11;cB=bf(j,F,aB,S)|0;S=D;aB=bg(cu,bO,j<<21|0>>>11,F<<21|j>>>11)|0;j=D;F=cB>>>21|S<<11;bO=S>>21|((S|0)<0?-1:0)<<11;cu=bf(F,bO,aK,cp)|0;cp=D;aK=bg(cB,S,F<<21|0>>>11,bO<<21|F>>>11)|0;F=D;bO=cu>>>21|cp<<11;S=cp>>21|((cp|0)<0?-1:0)<<11;cB=bf(bO,S,cl,cr)|0;cr=D;cl=bg(cu,cp,bO<<21|0>>>11,S<<21|bO>>>11)|0;bO=D;a[b]=bW&255;a[b+1|0]=(bW>>>8|b6<<24)&255;a[b+2|0]=(bL<<5|0>>>27|(bW>>>16|b6<<16))&255;a[b+3|0]=(bL>>>3|ce<<29)&255;a[b+4|0]=(bL>>>11|ce<<21)&255;a[b+5|0]=(h<<2|0>>>30|(bL>>>19|ce<<13))&255;a[b+6|0]=(h>>>6|t<<26)&255;a[b+7|0]=(i<<7|0>>>25|(h>>>14|t<<18))&255;a[b+8|0]=(i>>>1|co<<31)&255;a[b+9|0]=(i>>>9|co<<23)&255;a[b+10|0]=(M<<4|0>>>28|(i>>>17|co<<15))&255;a[b+11|0]=(M>>>4|ak<<28)&255;a[b+12|0]=(M>>>12|ak<<20)&255;a[b+13|0]=(p<<1|0>>>31|(M>>>20|ak<<12))&255;a[b+14|0]=(p>>>7|aC<<25)&255;a[b+15|0]=(as<<6|0>>>26|(p>>>15|aC<<17))&255;a[b+16|0]=(as>>>2|cx<<30)&255;a[b+17|0]=(as>>>10|cx<<22)&255;a[b+18|0]=(r<<3|0>>>29|(as>>>18|cx<<14))&255;a[b+19|0]=(r>>>5|bM<<27)&255;a[b+20|0]=(r>>>13|bM<<19)&255;a[b+21|0]=aB&255;a[b+22|0]=(aB>>>8|j<<24)&255;a[b+23|0]=(aK<<5|0>>>27|(aB>>>16|j<<16))&255;a[b+24|0]=(aK>>>3|F<<29)&255;a[b+25|0]=(aK>>>11|F<<21)&255;a[b+26|0]=(cl<<2|0>>>30|(aK>>>19|F<<13))&255;a[b+27|0]=(cl>>>6|bO<<26)&255;a[b+28|0]=(cl>>>14|bO<<18|(cB<<7|0>>>25))&255;a[b+29|0]=(cB>>>1|cr<<31)&255;a[b+30|0]=(cB>>>9|cr<<23)&255;a[b+31|0]=(cB>>>17|cr<<15)&255;return}function a7(b){b=b|0;var c=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0,T=0,U=0,V=0,W=0,X=0,Y=0,Z=0,_=0,$=0,aa=0,ab=0,ac=0,ad=0,ae=0,af=0,ag=0,ah=0,ai=0,aj=0,ak=0,al=0,am=0,an=0,ao=0,ap=0,aq=0,ar=0,as=0,at=0,au=0,av=0,aw=0,ax=0,ay=0,az=0,aA=0,aB=0,aC=0,aD=0,aE=0,aF=0,aG=0,aH=0,aI=0,aJ=0,aK=0,aL=0,aM=0,aN=0,aO=0,aP=0,aQ=0,aR=0,aS=0,aT=0,aU=0,aV=0,aW=0,aX=0,aY=0,aZ=0,a_=0,a$=0,a0=0,a1=0,a2=0,a3=0,a4=0,a5=0,a6=0,a7=0,a8=0,a9=0,ba=0,bb=0,bc=0,bd=0,be=0,bh=0,bi=0,bj=0,bk=0,bl=0,bm=0,bn=0,bo=0,bq=0,br=0,bs=0,bt=0,bu=0,bv=0,bw=0,bx=0,by=0,bz=0,bA=0,bB=0,bC=0,bD=0,bE=0,bF=0,bG=0,bH=0,bI=0,bJ=0,bK=0,bL=0,bM=0;c=b+1|0;e=b+2|0;f=d[c]|0;g=d[e]|0;h=0;i=f<<8|0>>>24|(d[b]|0)|(g<<16|0>>>16)&2031616;j=b+3|0;k=d[j]|0;l=b+4|0;m=d[l]|0;n=b+5|0;o=d[n]|0;p=0;q=0<<8|k>>>24|h|(0<<16|m>>>16)|(p<<24|o>>>8);r=b+6|0;s=b+7|0;t=d[r]|0;u=d[s]|0;v=0;w=0<<8|t>>>24|p|(v<<16|u>>>16);p=b+8|0;x=d[p]|0;y=b+9|0;z=d[y]|0;A=b+10|0;B=d[A]|0;C=0;E=0<<8|x>>>24|v|(0<<16|z>>>16)|(C<<24|B>>>8);v=b+11|0;F=d[v]|0;G=b+12|0;H=d[G]|0;I=b+13|0;J=d[I]|0;K=0;L=0<<8|F>>>24|C|(0<<16|H>>>16)|(K<<24|J>>>8);C=b+14|0;M=b+15|0;N=d[C]|0;O=d[M]|0;P=0;Q=0<<8|N>>>24|K|(P<<16|O>>>16);K=b+16|0;R=d[K]|0;S=b+17|0;T=d[S]|0;U=b+18|0;V=d[U]|0;W=0;X=0<<8|R>>>24|P|(0<<16|T>>>16)|(W<<24|V>>>8);P=b+19|0;Y=b+20|0;Z=d[P]|0;_=d[Y]|0;$=0<<8|Z>>>24|W|(0<<16|_>>>16);W=b+21|0;aa=b+22|0;ab=b+23|0;ac=d[aa]|0;ad=d[ab]|0;ae=0;af=ac<<8|0>>>24|(d[W]|0)|(ad<<16|0>>>16)&2031616;ag=b+24|0;ah=d[ag]|0;ai=b+25|0;aj=d[ai]|0;ak=b+26|0;al=d[ak]|0;am=0;an=0<<8|ah>>>24|ae|(0<<16|aj>>>16)|(am<<24|al>>>8);ao=b+27|0;ap=b+28|0;aq=d[ao]|0;ar=d[ap]|0;as=0;at=0<<8|aq>>>24|am|(as<<16|ar>>>16);am=b+29|0;au=d[am]|0;av=b+30|0;aw=d[av]|0;ax=b+31|0;ay=d[ax]|0;az=0;aA=0<<8|au>>>24|as|(0<<16|aw>>>16)|(az<<24|ay>>>8);as=d[b+32|0]|0;aB=d[b+33|0]|0;aC=d[b+34|0]|0;aD=0;aE=0<<8|as>>>24|az|(0<<16|aB>>>16)|(aD<<24|aC>>>8);az=d[b+35|0]|0;aF=d[b+36|0]|0;aG=0;aH=0<<8|az>>>24|aD|(aG<<16|aF>>>16);aD=d[b+37|0]|0;aI=d[b+38|0]|0;aJ=d[b+39|0]|0;aK=0;aL=0<<8|aD>>>24|aG|(0<<16|aI>>>16)|(aK<<24|aJ>>>8);aG=d[b+40|0]|0;aM=d[b+41|0]|0;aN=0<<8|aG>>>24|aK|(0<<16|aM>>>16);aK=d[b+43|0]|0;aO=d[b+44|0]|0;aP=0;aQ=aK<<8|0>>>24|(d[b+42|0]|0)|(aO<<16|0>>>16)&2031616;aR=d[b+45|0]|0;aS=d[b+46|0]|0;aT=d[b+47|0]|0;aU=0;aV=0<<8|aR>>>24|aP|(0<<16|aS>>>16)|(aU<<24|aT>>>8);aW=d[b+48|0]|0;aX=d[b+49|0]|0;aY=0;aZ=0<<8|aW>>>24|aU|(aY<<16|aX>>>16);aU=((aW<<8|0>>>24|aT|(aX<<16|0>>>16))>>>2|aZ<<30)&2097151;aW=(aZ>>>2|0<<30)&0;aZ=d[b+50|0]|0;a_=d[b+51|0]|0;a$=d[b+52|0]|0;a0=0;a1=0<<8|aZ>>>24|aY|(0<<16|a_>>>16)|(a0<<24|a$>>>8);aY=((aZ<<8|0>>>24|aX|(a_<<16|0>>>16)|(a$<<24|0>>>8))>>>7|a1<<25)&2097151;a_=(a1>>>7|0<<25)&0;a1=d[b+53|0]|0;aX=d[b+54|0]|0;aZ=d[b+55|0]|0;a2=0;a3=0<<8|a1>>>24|a0|(0<<16|aX>>>16)|(a2<<24|aZ>>>8);a0=((a1<<8|0>>>24|a$|(aX<<16|0>>>16)|(aZ<<24|0>>>8))>>>4|a3<<28)&2097151;aX=(a3>>>4|0<<28)&0;a3=d[b+56|0]|0;a$=d[b+57|0]|0;a1=0;a4=0<<8|a3>>>24|a2|(a1<<16|a$>>>16);a2=((a3<<8|0>>>24|aZ|(a$<<16|0>>>16))>>>1|a4<<31)&2097151;aZ=(a4>>>1|0<<31)&0;a4=d[b+58|0]|0;a3=d[b+59|0]|0;a5=d[b+60|0]|0;a6=0;a7=0<<8|a4>>>24|a1|(0<<16|a3>>>16)|(a6<<24|a5>>>8);a1=((a4<<8|0>>>24|a$|(a3<<16|0>>>16)|(a5<<24|0>>>8))>>>6|a7<<26)&2097151;a3=(a7>>>6|0<<26)&0;a7=d[b+61|0]|0;a$=d[b+62|0]|0;a4=d[b+63|0]|0;a8=0<<8|a7>>>24|a6|(0<<16|a$>>>16)|(0<<24|a4>>>8);a6=(a7<<8|0>>>24|a5|(a$<<16|0>>>16)|(a4<<24|0>>>8))>>>3|a8<<29;a4=a8>>>3|0<<29;a8=bp(a6,a4,666643,0)|0;a$=D;a5=bp(a6,a4,470296,0)|0;a7=D;a9=bp(a6,a4,654183,0)|0;ba=D;bb=bp(a6,a4,-997805,-1)|0;bc=D;bd=bp(a6,a4,136657,0)|0;be=D;bh=bp(a6,a4,-683901,-1)|0;a4=bf(bh,D,aQ,0<<8|aK>>>24|(aP<<16|aO>>>16)&0)|0;aP=D;aK=bp(a1,a3,666643,0)|0;aQ=D;bh=bp(a1,a3,470296,0)|0;a6=D;bi=bp(a1,a3,654183,0)|0;bj=D;bk=bp(a1,a3,-997805,-1)|0;bl=D;bm=bp(a1,a3,136657,0)|0;bn=D;bo=bp(a1,a3,-683901,-1)|0;a3=D;a1=bp(a2,aZ,666643,0)|0;bq=D;br=bp(a2,aZ,470296,0)|0;bs=D;bt=bp(a2,aZ,654183,0)|0;bu=D;bv=bp(a2,aZ,-997805,-1)|0;bw=D;bx=bp(a2,aZ,136657,0)|0;by=D;bz=bp(a2,aZ,-683901,-1)|0;aZ=bf(bz,D,((aD<<8|0>>>24|aF|(aI<<16|0>>>16)|(aJ<<24|0>>>8))>>>6|aL<<26)&2097151,(aL>>>6|0<<26)&0)|0;aL=bf(aZ,D,bm,bn)|0;bn=bf(aL,D,bb,bc)|0;bc=D;bb=bp(a0,aX,666643,0)|0;aL=D;bm=bp(a0,aX,470296,0)|0;aZ=D;aI=bp(a0,aX,654183,0)|0;aD=D;bz=bp(a0,aX,-997805,-1)|0;a2=D;bA=bp(a0,aX,136657,0)|0;bB=D;bC=bp(a0,aX,-683901,-1)|0;aX=D;a0=bp(aY,a_,666643,0)|0;bD=D;bE=bp(aY,a_,470296,0)|0;bF=D;bG=bp(aY,a_,654183,0)|0;bH=D;bI=bp(aY,a_,-997805,-1)|0;bJ=D;bK=bp(aY,a_,136657,0)|0;bL=D;bM=bp(aY,a_,-683901,-1)|0;a_=bf(bM,D,((as<<8|0>>>24|ay|(aB<<16|0>>>16)|(aC<<24|0>>>8))>>>4|aE<<28)&2097151,(aE>>>4|0<<28)&0)|0;aE=bf(a_,D,bA,bB)|0;bB=bf(aE,D,bv,bw)|0;bw=bf(bB,D,bi,bj)|0;bj=bf(bw,D,a5,a7)|0;a7=D;a5=bp(aU,aW,666643,0)|0;bw=bf(a5,D,((R<<8|0>>>24|O|(T<<16|0>>>16)|(V<<24|0>>>8))>>>6|X<<26)&2097151,(X>>>6|0<<26)&0)|0;X=D;T=bp(aU,aW,470296,0)|0;R=D;a5=bp(aU,aW,654183,0)|0;bi=bf(a5,D,af,0<<8|ac>>>24|(ae<<16|ad>>>16)&0)|0;ae=bf(bi,D,bE,bF)|0;bF=bf(ae,D,bb,aL)|0;aL=D;bb=bp(aU,aW,-997805,-1)|0;ae=D;bE=bp(aU,aW,136657,0)|0;bi=bf(bE,D,((aq<<8|0>>>24|al|(ar<<16|0>>>16))>>>2|at<<30)&2097151,(at>>>2|0<<30)&0)|0;at=bf(bi,D,bI,bJ)|0;bJ=bf(at,D,aI,aD)|0;aD=bf(bJ,D,br,bs)|0;bs=bf(aD,D,aK,aQ)|0;aQ=D;aK=bp(aU,aW,-683901,-1)|0;aW=D;aU=bf(bw,X,1048576,0)|0;aD=D;br=aU>>>21|aD<<11;aU=aD>>>21|0<<11;aD=bf(T,R,(Z<<8|0>>>24|V|(_<<16|0>>>16))>>>3|$<<29,$>>>3|0<<29)|0;$=bf(aD,D,br,aU)|0;aD=bf($,D,a0,bD)|0;bD=D;a0=bg(bw,X,br<<21|0>>>11,aU<<21|br>>>11)|0;br=D;aU=bf(bF,aL,1048576,0)|0;X=D;bw=aU>>>21|X<<11;aU=X>>>21|0<<11;X=bf(bb,ae,((ah<<8|0>>>24|ad|(aj<<16|0>>>16)|(al<<24|0>>>8))>>>5|an<<27)&2097151,(an>>>5|0<<27)&0)|0;an=bf(X,D,bG,bH)|0;bH=bf(an,D,bm,aZ)|0;aZ=bf(bH,D,a1,bq)|0;bq=bf(aZ,D,bw,aU)|0;aZ=D;a1=bf(bs,aQ,1048576,0)|0;bH=D;bm=a1>>>21|bH<<11;a1=bH>>21|((bH|0)<0?-1:0)<<11;bH=bf(aK,aW,((au<<8|0>>>24|ar|(aw<<16|0>>>16)|(ay<<24|0>>>8))>>>7|aA<<25)&2097151,(aA>>>7|0<<25)&0)|0;aA=bf(bH,D,bK,bL)|0;bL=bf(aA,D,bz,a2)|0;a2=bf(bL,D,bt,bu)|0;bu=bf(a2,D,bh,a6)|0;a6=bf(bu,D,a8,a$)|0;a$=bf(a6,D,bm,a1)|0;a6=D;a8=bf(bj,a7,1048576,0)|0;bu=D;bh=a8>>>21|bu<<11;a8=bu>>21|((bu|0)<0?-1:0)<<11;bu=bf(bC,aX,((az<<8|0>>>24|aC|(aF<<16|0>>>16))>>>1|aH<<31)&2097151,(aH>>>1|0<<31)&0)|0;aH=bf(bu,D,bx,by)|0;by=bf(aH,D,bk,bl)|0;bl=bf(by,D,a9,ba)|0;ba=bf(bl,D,bh,a8)|0;bl=D;a9=bg(bj,a7,bh<<21|0>>>11,a8<<21|bh>>>11)|0;bh=D;a8=bf(bn,bc,1048576,0)|0;a7=D;bj=a8>>>21|a7<<11;a8=a7>>21|((a7|0)<0?-1:0)<<11;a7=bf(bo,a3,(aG<<8|0>>>24|aJ|(aM<<16|0>>>16))>>>3|aN<<29,aN>>>3|0<<29)|0;aN=bf(a7,D,bd,be)|0;be=bf(aN,D,bj,a8)|0;aN=D;bd=bg(bn,bc,bj<<21|0>>>11,a8<<21|bj>>>11)|0;bj=D;a8=bf(a4,aP,1048576,0)|0;bc=D;bn=a8>>>21|bc<<11;a8=bc>>21|((bc|0)<0?-1:0)<<11;bc=bf(bn,a8,((aR<<8|0>>>24|aO|(aS<<16|0>>>16)|(aT<<24|0>>>8))>>>5|aV<<27)&2097151,(aV>>>5|0<<27)&0)|0;aV=D;aT=bg(a4,aP,bn<<21|0>>>11,a8<<21|bn>>>11)|0;bn=D;a8=bf(aD,bD,1048576,0)|0;aP=D;a4=a8>>>21|aP<<11;a8=aP>>>21|0<<11;aP=bg(aD,bD,a4<<21|0>>>11,a8<<21|a4>>>11)|0;bD=D;aD=bf(bq,aZ,1048576,0)|0;aS=D;aO=aD>>>21|aS<<11;aD=aS>>21|((aS|0)<0?-1:0)<<11;aS=bg(bq,aZ,aO<<21|0>>>11,aD<<21|aO>>>11)|0;aZ=D;bq=bf(a$,a6,1048576,0)|0;aR=D;a7=bq>>>21|aR<<11;bq=aR>>21|((aR|0)<0?-1:0)<<11;aR=bf(a9,bh,a7,bq)|0;bh=D;a9=bg(a$,a6,a7<<21|0>>>11,bq<<21|a7>>>11)|0;a7=D;bq=bf(ba,bl,1048576,0)|0;a6=D;a$=bq>>>21|a6<<11;bq=a6>>21|((a6|0)<0?-1:0)<<11;a6=bf(a$,bq,bd,bj)|0;bj=D;bd=bg(ba,bl,a$<<21|0>>>11,bq<<21|a$>>>11)|0;a$=D;bq=bf(be,aN,1048576,0)|0;bl=D;ba=bq>>>21|bl<<11;bq=bl>>21|((bl|0)<0?-1:0)<<11;bl=bf(ba,bq,aT,bn)|0;bn=D;aT=bg(be,aN,ba<<21|0>>>11,bq<<21|ba>>>11)|0;ba=D;bq=bp(bc,aV,666643,0)|0;aN=bf(bq,D,((N<<8|0>>>24|J|(O<<16|0>>>16))>>>1|Q<<31)&2097151,(Q>>>1|0<<31)&0)|0;Q=D;O=bp(bc,aV,470296,0)|0;N=bf(a0,br,O,D)|0;O=D;br=bp(bc,aV,654183,0)|0;a0=bf(aP,bD,br,D)|0;br=D;bD=bp(bc,aV,-997805,-1)|0;aP=D;bq=bp(bc,aV,136657,0)|0;be=bf(aS,aZ,bq,D)|0;bq=D;aZ=bp(bc,aV,-683901,-1)|0;aV=D;bc=bf(bs,aQ,aO,aD)|0;aD=bg(bc,D,bm<<21|0>>>11,a1<<21|bm>>>11)|0;bm=bf(aD,D,aZ,aV)|0;aV=D;aZ=bp(bl,bn,666643,0)|0;aD=D;a1=bp(bl,bn,470296,0)|0;bc=D;aO=bp(bl,bn,654183,0)|0;aQ=bf(N,O,aO,D)|0;aO=D;O=bp(bl,bn,-997805,-1)|0;N=bf(a0,br,O,D)|0;O=D;br=bp(bl,bn,136657,0)|0;a0=D;bs=bp(bl,bn,-683901,-1)|0;bn=bf(be,bq,bs,D)|0;bs=D;bq=bp(aT,ba,666643,0)|0;be=D;bl=bp(aT,ba,470296,0)|0;aS=D;aM=bp(aT,ba,654183,0)|0;aJ=D;aG=bp(aT,ba,-997805,-1)|0;a3=D;bo=bp(aT,ba,136657,0)|0;by=D;bk=bp(aT,ba,-683901,-1)|0;ba=D;aT=bf(bF,aL,a4,a8)|0;a8=bg(aT,D,bw<<21|0>>>11,aU<<21|bw>>>11)|0;bw=bf(a8,D,bD,aP)|0;aP=bf(bw,D,br,a0)|0;a0=bf(aP,D,bk,ba)|0;ba=D;bk=bp(a6,bj,666643,0)|0;aP=D;br=bp(a6,bj,470296,0)|0;bw=D;bD=bp(a6,bj,654183,0)|0;a8=D;aU=bp(a6,bj,-997805,-1)|0;aT=D;a4=bp(a6,bj,136657,0)|0;aL=D;bF=bp(a6,bj,-683901,-1)|0;bj=D;a6=bp(bd,a$,666643,0)|0;aH=D;bx=bp(bd,a$,470296,0)|0;bu=D;aF=bp(bd,a$,654183,0)|0;aC=D;az=bp(bd,a$,-997805,-1)|0;aX=D;bC=bp(bd,a$,136657,0)|0;a2=D;bt=bp(bd,a$,-683901,-1)|0;a$=D;bd=bf(aQ,aO,a4,aL)|0;aL=bf(bd,D,aG,a3)|0;a3=bf(aL,D,bt,a$)|0;a$=D;bt=bp(aR,bh,666643,0)|0;aL=bf(bt,D,i,0<<8|f>>>24|(h<<16|g>>>16)&0)|0;h=D;f=bp(aR,bh,470296,0)|0;i=D;bt=bp(aR,bh,654183,0)|0;aG=bf(bt,D,((t<<8|0>>>24|o|(u<<16|0>>>16))>>>2|w<<30)&2097151,(w>>>2|0<<30)&0)|0;w=bf(aG,D,bk,aP)|0;aP=bf(w,D,bx,bu)|0;bu=D;bx=bp(aR,bh,-997805,-1)|0;w=D;bk=bp(aR,bh,136657,0)|0;aG=bf(bk,D,((F<<8|0>>>24|B|(H<<16|0>>>16)|(J<<24|0>>>8))>>>4|L<<28)&2097151,(L>>>4|0<<28)&0)|0;L=bf(aG,D,aZ,aD)|0;aD=bf(L,D,bD,a8)|0;a8=bf(aD,D,bl,aS)|0;aS=bf(a8,D,az,aX)|0;aX=D;az=bp(aR,bh,-683901,-1)|0;bh=D;aR=bf(aL,h,1048576,0)|0;a8=D;bl=aR>>>21|a8<<11;aR=a8>>21|((a8|0)<0?-1:0)<<11;a8=bf(f,i,((k<<8|0>>>24|g|(m<<16|0>>>16)|(o<<24|0>>>8))>>>5|q<<27)&2097151,(q>>>5|0<<27)&0)|0;q=bf(a8,D,a6,aH)|0;aH=bf(q,D,bl,aR)|0;q=D;a6=bg(aL,h,bl<<21|0>>>11,aR<<21|bl>>>11)|0;bl=D;aR=bf(aP,bu,1048576,0)|0;h=D;aL=aR>>>21|h<<11;aR=h>>21|((h|0)<0?-1:0)<<11;h=bf(bx,w,((x<<8|0>>>24|u|(z<<16|0>>>16)|(B<<24|0>>>8))>>>7|E<<25)&2097151,(E>>>7|0<<25)&0)|0;E=bf(h,D,br,bw)|0;bw=bf(E,D,bq,be)|0;be=bf(bw,D,aF,aC)|0;aC=bf(be,D,aL,aR)|0;be=D;aF=bf(aS,aX,1048576,0)|0;bw=D;bq=aF>>>21|bw<<11;aF=bw>>21|((bw|0)<0?-1:0)<<11;bw=bf(aN,Q,az,bh)|0;bh=bf(bw,D,a1,bc)|0;bc=bf(bh,D,aU,aT)|0;aT=bf(bc,D,aM,aJ)|0;aJ=bf(aT,D,bC,a2)|0;a2=bf(aJ,D,bq,aF)|0;aJ=D;bC=bf(a3,a$,1048576,0)|0;aT=D;aM=bC>>>21|aT<<11;bC=aT>>21|((aT|0)<0?-1:0)<<11;aT=bf(N,O,bF,bj)|0;bj=bf(aT,D,bo,by)|0;by=bf(bj,D,aM,bC)|0;bj=D;bo=bg(a3,a$,aM<<21|0>>>11,bC<<21|aM>>>11)|0;aM=D;bC=bf(a0,ba,1048576,0)|0;a$=D;a3=bC>>>21|a$<<11;bC=a$>>21|((a$|0)<0?-1:0)<<11;a$=bf(bn,bs,a3,bC)|0;bs=D;bn=bg(a0,ba,a3<<21|0>>>11,bC<<21|a3>>>11)|0;a3=D;bC=bf(bm,aV,1048576,0)|0;ba=D;a0=bC>>>21|ba<<11;bC=ba>>21|((ba|0)<0?-1:0)<<11;ba=bf(a0,bC,a9,a7)|0;a7=D;a9=bg(bm,aV,a0<<21|0>>>11,bC<<21|a0>>>11)|0;a0=D;bC=bf(aH,q,1048576,0)|0;aV=D;bm=bC>>>21|aV<<11;bC=aV>>21|((aV|0)<0?-1:0)<<11;aV=bf(aC,be,1048576,0)|0;aT=D;bF=aV>>>21|aT<<11;aV=aT>>21|((aT|0)<0?-1:0)<<11;aT=bf(a2,aJ,1048576,0)|0;O=D;N=aT>>>21|O<<11;aT=O>>21|((O|0)<0?-1:0)<<11;O=bf(bo,aM,N,aT)|0;aM=D;bo=bf(by,bj,1048576,0)|0;bc=D;aU=bo>>>21|bc<<11;bo=bc>>21|((bc|0)<0?-1:0)<<11;bc=bf(bn,a3,aU,bo)|0;a3=D;bn=bg(by,bj,aU<<21|0>>>11,bo<<21|aU>>>11)|0;aU=D;bo=bf(a$,bs,1048576,0)|0;bj=D;by=bo>>>21|bj<<11;bo=bj>>21|((bj|0)<0?-1:0)<<11;bj=bf(a9,a0,by,bo)|0;a0=D;a9=bg(a$,bs,by<<21|0>>>11,bo<<21|by>>>11)|0;by=D;bo=bf(ba,a7,1048576,0)|0;bs=D;a$=bo>>>21|bs<<11;bo=bs>>21|((bs|0)<0?-1:0)<<11;bs=bg(ba,a7,a$<<21|0>>>11,bo<<21|a$>>>11)|0;a7=D;ba=bp(a$,bo,666643,0)|0;bh=bf(a6,bl,ba,D)|0;ba=D;bl=bp(a$,bo,470296,0)|0;a6=D;a1=bp(a$,bo,654183,0)|0;bw=D;az=bp(a$,bo,-997805,-1)|0;Q=D;aN=bp(a$,bo,136657,0)|0;E=D;br=bp(a$,bo,-683901,-1)|0;bo=D;a$=bh>>>21|ba<<11;h=ba>>21|((ba|0)<0?-1:0)<<11;B=bf(bl,a6,aH,q)|0;q=bg(B,D,bm<<21|0>>>11,bC<<21|bm>>>11)|0;B=bf(q,D,a$,h)|0;q=D;aH=bg(bh,ba,a$<<21|0>>>11,h<<21|a$>>>11)|0;a$=D;h=B>>>21|q<<11;ba=q>>21|((q|0)<0?-1:0)<<11;bh=bf(a1,bw,aP,bu)|0;bu=bg(bh,D,aL<<21|0>>>11,aR<<21|aL>>>11)|0;aL=bf(bu,D,bm,bC)|0;bC=bf(aL,D,h,ba)|0;aL=D;bm=bg(B,q,h<<21|0>>>11,ba<<21|h>>>11)|0;h=D;ba=bC>>>21|aL<<11;q=aL>>21|((aL|0)<0?-1:0)<<11;B=bf(aC,be,az,Q)|0;Q=bg(B,D,bF<<21|0>>>11,aV<<21|bF>>>11)|0;B=bf(Q,D,ba,q)|0;Q=D;az=bg(bC,aL,ba<<21|0>>>11,q<<21|ba>>>11)|0;ba=D;q=B>>>21|Q<<11;aL=Q>>21|((Q|0)<0?-1:0)<<11;bC=bf(aN,E,aS,aX)|0;aX=bg(bC,D,bq<<21|0>>>11,aF<<21|bq>>>11)|0;bq=bf(aX,D,bF,aV)|0;aV=bf(bq,D,q,aL)|0;bq=D;bF=bg(B,Q,q<<21|0>>>11,aL<<21|q>>>11)|0;q=D;aL=aV>>>21|bq<<11;Q=bq>>21|((bq|0)<0?-1:0)<<11;B=bf(a2,aJ,br,bo)|0;bo=bg(B,D,N<<21|0>>>11,aT<<21|N>>>11)|0;N=bf(bo,D,aL,Q)|0;bo=D;aT=bg(aV,bq,aL<<21|0>>>11,Q<<21|aL>>>11)|0;aL=D;Q=N>>>21|bo<<11;bq=bo>>21|((bo|0)<0?-1:0)<<11;aV=bf(O,aM,Q,bq)|0;aM=D;O=bg(N,bo,Q<<21|0>>>11,bq<<21|Q>>>11)|0;Q=D;bq=aV>>>21|aM<<11;bo=aM>>21|((aM|0)<0?-1:0)<<11;N=bf(bq,bo,bn,aU)|0;aU=D;bn=bg(aV,aM,bq<<21|0>>>11,bo<<21|bq>>>11)|0;bq=D;bo=N>>>21|aU<<11;aM=aU>>21|((aU|0)<0?-1:0)<<11;aV=bf(bc,a3,bo,aM)|0;a3=D;bc=bg(N,aU,bo<<21|0>>>11,aM<<21|bo>>>11)|0;bo=D;aM=aV>>>21|a3<<11;aU=a3>>21|((a3|0)<0?-1:0)<<11;N=bf(aM,aU,a9,by)|0;by=D;a9=bg(aV,a3,aM<<21|0>>>11,aU<<21|aM>>>11)|0;aM=D;aU=N>>>21|by<<11;a3=by>>21|((by|0)<0?-1:0)<<11;aV=bf(bj,a0,aU,a3)|0;a0=D;bj=bg(N,by,aU<<21|0>>>11,a3<<21|aU>>>11)|0;aU=D;a3=aV>>>21|a0<<11;by=a0>>21|((a0|0)<0?-1:0)<<11;N=bf(a3,by,bs,a7)|0;a7=D;bs=bg(aV,a0,a3<<21|0>>>11,by<<21|a3>>>11)|0;a3=D;by=N>>>21|a7<<11;a0=a7>>21|((a7|0)<0?-1:0)<<11;aV=bg(N,a7,by<<21|0>>>11,a0<<21|by>>>11)|0;a7=D;N=bp(by,a0,666643,0)|0;B=bf(N,D,aH,a$)|0;a$=D;aH=bp(by,a0,470296,0)|0;N=bf(bm,h,aH,D)|0;aH=D;h=bp(by,a0,654183,0)|0;bm=bf(az,ba,h,D)|0;h=D;ba=bp(by,a0,-997805,-1)|0;az=bf(bF,q,ba,D)|0;ba=D;q=bp(by,a0,136657,0)|0;bF=bf(aT,aL,q,D)|0;q=D;aL=bp(by,a0,-683901,-1)|0;a0=bf(O,Q,aL,D)|0;aL=D;Q=B>>>21|a$<<11;O=a$>>21|((a$|0)<0?-1:0)<<11;by=bf(N,aH,Q,O)|0;aH=D;N=bg(B,a$,Q<<21|0>>>11,O<<21|Q>>>11)|0;Q=D;O=by>>>21|aH<<11;a$=aH>>21|((aH|0)<0?-1:0)<<11;B=bf(bm,h,O,a$)|0;h=D;bm=bg(by,aH,O<<21|0>>>11,a$<<21|O>>>11)|0;O=D;a$=B>>>21|h<<11;aH=h>>21|((h|0)<0?-1:0)<<11;by=bf(az,ba,a$,aH)|0;ba=D;az=bg(B,h,a$<<21|0>>>11,aH<<21|a$>>>11)|0;a$=D;aH=by>>>21|ba<<11;h=ba>>21|((ba|0)<0?-1:0)<<11;B=bf(bF,q,aH,h)|0;q=D;bF=bg(by,ba,aH<<21|0>>>11,h<<21|aH>>>11)|0;aH=D;h=B>>>21|q<<11;ba=q>>21|((q|0)<0?-1:0)<<11;by=bf(a0,aL,h,ba)|0;aL=D;a0=bg(B,q,h<<21|0>>>11,ba<<21|h>>>11)|0;h=D;ba=by>>>21|aL<<11;q=aL>>21|((aL|0)<0?-1:0)<<11;B=bf(ba,q,bn,bq)|0;bq=D;bn=bg(by,aL,ba<<21|0>>>11,q<<21|ba>>>11)|0;ba=D;q=B>>>21|bq<<11;aL=bq>>21|((bq|0)<0?-1:0)<<11;by=bf(q,aL,bc,bo)|0;bo=D;bc=bg(B,bq,q<<21|0>>>11,aL<<21|q>>>11)|0;q=D;aL=by>>>21|bo<<11;bq=bo>>21|((bo|0)<0?-1:0)<<11;B=bf(aL,bq,a9,aM)|0;aM=D;a9=bg(by,bo,aL<<21|0>>>11,bq<<21|aL>>>11)|0;aL=D;bq=B>>>21|aM<<11;bo=aM>>21|((aM|0)<0?-1:0)<<11;by=bf(bq,bo,bj,aU)|0;aU=D;bj=bg(B,aM,bq<<21|0>>>11,bo<<21|bq>>>11)|0;bq=D;bo=by>>>21|aU<<11;aM=aU>>21|((aU|0)<0?-1:0)<<11;B=bf(bo,aM,bs,a3)|0;a3=D;bs=bg(by,aU,bo<<21|0>>>11,aM<<21|bo>>>11)|0;bo=D;aM=B>>>21|a3<<11;aU=a3>>21|((a3|0)<0?-1:0)<<11;by=bf(aM,aU,aV,a7)|0;a7=D;aV=bg(B,a3,aM<<21|0>>>11,aU<<21|aM>>>11)|0;aM=D;a[b]=N&255;a[c]=(N>>>8|Q<<24)&255;a[e]=(bm<<5|0>>>27|(N>>>16|Q<<16))&255;a[j]=(bm>>>3|O<<29)&255;a[l]=(bm>>>11|O<<21)&255;a[n]=(az<<2|0>>>30|(bm>>>19|O<<13))&255;a[r]=(az>>>6|a$<<26)&255;a[s]=(bF<<7|0>>>25|(az>>>14|a$<<18))&255;a[p]=(bF>>>1|aH<<31)&255;a[y]=(bF>>>9|aH<<23)&255;a[A]=(a0<<4|0>>>28|(bF>>>17|aH<<15))&255;a[v]=(a0>>>4|h<<28)&255;a[G]=(a0>>>12|h<<20)&255;a[I]=(bn<<1|0>>>31|(a0>>>20|h<<12))&255;a[C]=(bn>>>7|ba<<25)&255;a[M]=(bc<<6|0>>>26|(bn>>>15|ba<<17))&255;a[K]=(bc>>>2|q<<30)&255;a[S]=(bc>>>10|q<<22)&255;a[U]=(a9<<3|0>>>29|(bc>>>18|q<<14))&255;a[P]=(a9>>>5|aL<<27)&255;a[Y]=(a9>>>13|aL<<19)&255;a[W]=bj&255;a[aa]=(bj>>>8|bq<<24)&255;a[ab]=(bs<<5|0>>>27|(bj>>>16|bq<<16))&255;a[ag]=(bs>>>3|bo<<29)&255;a[ai]=(bs>>>11|bo<<21)&255;a[ak]=(aV<<2|0>>>30|(bs>>>19|bo<<13))&255;a[ao]=(aV>>>6|aM<<26)&255;a[ap]=(aV>>>14|aM<<18|(by<<7|0>>>25))&255;a[am]=(by>>>1|a7<<31)&255;a[av]=(by>>>9|a7<<23)&255;a[ax]=(by>>>17|a7<<15)&255;return}function a8(a){a=a|0;var b=0;bb(a+128|0,31520,64);b=a+192|0;c[b>>2]=0;c[b+4>>2]=0;return}function a9(a,b){a=a|0;b=b|0;var 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f=0;f=b|0;if((b&3)==(d&3)){while(b&3){if((e|0)==0)return f|0;a[b]=a[d]|0;b=b+1|0;d=d+1|0;e=e-1|0}while((e|0)>=4){c[b>>2]=c[d>>2];b=b+4|0;d=d+4|0;e=e-4|0}}while((e|0)>0){a[b]=a[d]|0;b=b+1|0;d=d+1|0;e=e-1|0}return f|0}function bc(b,c,d){b=b|0;c=c|0;d=d|0;if((c|0)<(b|0)&(b|0)<(c+d|0)){c=c+d|0;b=b+d|0;while((d|0)>0){b=b-1|0;c=c-1|0;d=d-1|0;a[b]=a[c]|0}}else{bb(b,c,d)}}function bd(b,d,e){b=b|0;d=d|0;e=e|0;var f=0,g=0,h=0;f=b+e|0;if((e|0)>=20){d=d&255;e=b&3;g=d|d<<8|d<<16|d<<24;h=f&~3;if(e){e=b+4-e|0;while((b|0)<(e|0)){a[b]=d;b=b+1|0}}while((b|0)<(h|0)){c[b>>2]=g;b=b+4|0}}while((b|0)<(f|0)){a[b]=d;b=b+1|0}}function be(b){b=b|0;var c=0;c=b;while(a[c]|0){c=c+1|0}return c-b|0}function bf(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;var e=0;e=a+c>>>0;return(D=b+d+(e>>>0<a>>>0|0)>>>0,e|0)|0}function bg(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;var e=0;e=b-d>>>0;e=b-d-(c>>>0>a>>>0|0)>>>0;return(D=e,a-c>>>0|0)|0}function bh(a,b,c){a=a|0;b=b|0;c=c|0;if((c|0)<32){D=b<<c|(a&(1<<c)-1<<32-c)>>>32-c;return a<<c}D=a<<c-32;return 0}function bi(a,b,c){a=a|0;b=b|0;c=c|0;if((c|0)<32){D=b>>>c;return a>>>c|(b&(1<<c)-1)<<32-c}D=0;return b>>>c-32|0}function bj(a,b,c){a=a|0;b=b|0;c=c|0;if((c|0)<32){D=b>>c;return a>>>c|(b&(1<<c)-1)<<32-c}D=(b|0)<0?-1:0;return b>>c-32|0}function bk(b){b=b|0;var c=0;c=a[n+(b>>>24)|0]|0;if((c|0)<8)return c|0;c=a[n+(b>>16&255)|0]|0;if((c|0)<8)return c+8|0;c=a[n+(b>>8&255)|0]|0;if((c|0)<8)return c+16|0;return(a[n+(b&255)|0]|0)+24|0}function bl(b){b=b|0;var c=0;c=a[m+(b&255)|0]|0;if((c|0)<8)return c|0;c=a[m+(b>>8&255)|0]|0;if((c|0)<8)return c+8|0;c=a[m+(b>>16&255)|0]|0;if((c|0)<8)return c+16|0;return(a[m+(b>>>24)|0]|0)+24|0}function bm(a,b){a=a|0;b=b|0;var c=0,d=0,e=0,f=0;c=a&65535;d=b&65535;e=$(d,c);f=a>>>16;a=(e>>>16)+$(d,f)|0;d=b>>>16;b=$(d,c);return(D=((a>>>16)+$(d,f)|0)+(((a&65535)+b|0)>>>16)|0,0|(a+b<<16|e&65535))|0}function bn(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;var e=0,f=0,g=0,h=0,i=0;e=b>>31|((b|0)<0?-1:0)<<1;f=((b|0)<0?-1:0)>>31|((b|0)<0?-1:0)<<1;g=d>>31|((d|0)<0?-1:0)<<1;h=((d|0)<0?-1:0)>>31|((d|0)<0?-1:0)<<1;i=bg(e^a,f^b,e,f)|0;b=D;a=g^e;e=h^f;f=bg(bs(i,b,bg(g^c,h^d,g,h)|0,D,0)^a,D^e,a,e)|0;return(D=D,f)|0}function bo(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,g=0,h=0,j=0,k=0,l=0,m=0;f=i;i=i+8|0;g=f|0;h=b>>31|((b|0)<0?-1:0)<<1;j=((b|0)<0?-1:0)>>31|((b|0)<0?-1:0)<<1;k=e>>31|((e|0)<0?-1:0)<<1;l=((e|0)<0?-1:0)>>31|((e|0)<0?-1:0)<<1;m=bg(h^a,j^b,h,j)|0;b=D;bs(m,b,bg(k^d,l^e,k,l)|0,D,g);l=bg(c[g>>2]^h,c[g+4>>2]^j,h,j)|0;j=D;i=f;return(D=j,l)|0}function bp(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;var e=0,f=0;e=a;a=c;c=bm(e,a)|0;f=D;return(D=($(b,a)+$(d,e)|0)+f|f&0,0|c&-1)|0}function bq(a,b,c,d){a=a|0;b=b|0;c=c|0;d=d|0;var e=0;e=bs(a,b,c,d,0)|0;return(D=D,e)|0}function br(a,b,d,e){a=a|0;b=b|0;d=d|0;e=e|0;var f=0,g=0;f=i;i=i+8|0;g=f|0;bs(a,b,d,e,g);i=f;return(D=c[g+4>>2]|0,c[g>>2]|0)|0}function bs(a,b,d,e,f){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;var g=0,h=0,i=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0;g=a;h=b;i=h;j=d;k=e;l=k;if((i|0)==0){m=(f|0)!=0;if((l|0)==0){if(m){c[f>>2]=(g>>>0)%(j>>>0);c[f+4>>2]=0}n=0;o=(g>>>0)/(j>>>0)>>>0;return(D=n,o)|0}else{if(!m){n=0;o=0;return(D=n,o)|0}c[f>>2]=a&-1;c[f+4>>2]=b&0;n=0;o=0;return(D=n,o)|0}}m=(l|0)==0;do{if((j|0)==0){if(m){if((f|0)!=0){c[f>>2]=(i>>>0)%(j>>>0);c[f+4>>2]=0}n=0;o=(i>>>0)/(j>>>0)>>>0;return(D=n,o)|0}if((g|0)==0){if((f|0)!=0){c[f>>2]=0;c[f+4>>2]=(i>>>0)%(l>>>0)}n=0;o=(i>>>0)/(l>>>0)>>>0;return(D=n,o)|0}p=l-1|0;if((p&l|0)==0){if((f|0)!=0){c[f>>2]=a&-1;c[f+4>>2]=p&i|b&0}n=0;o=i>>>((bl(l|0)|0)>>>0);return(D=n,o)|0}p=(bk(l|0)|0)-(bk(i|0)|0)|0;if(p>>>0<=30){q=p+1|0;r=31-p|0;s=q;t=i<<r|g>>>(q>>>0);u=i>>>(q>>>0);v=0;w=g<<r;break}if((f|0)==0){n=0;o=0;return(D=n,o)|0}c[f>>2]=a&-1;c[f+4>>2]=h|b&0;n=0;o=0;return(D=n,o)|0}else{if(!m){r=(bk(l|0)|0)-(bk(i|0)|0)|0;if(r>>>0<=31){q=r+1|0;p=31-r|0;x=r-31>>31;s=q;t=g>>>(q>>>0)&x|i<<p;u=i>>>(q>>>0)&x;v=0;w=g<<p;break}if((f|0)==0){n=0;o=0;return(D=n,o)|0}c[f>>2]=a&-1;c[f+4>>2]=h|b&0;n=0;o=0;return(D=n,o)|0}p=j-1|0;if((p&j|0)!=0){x=((bk(j|0)|0)+33|0)-(bk(i|0)|0)|0;q=64-x|0;r=32-x|0;y=r>>31;z=x-32|0;A=z>>31;s=x;t=r-1>>31&i>>>(z>>>0)|(i<<r|g>>>(x>>>0))&A;u=A&i>>>(x>>>0);v=g<<q&y;w=(i<<q|g>>>(z>>>0))&y|g<<r&x-33>>31;break}if((f|0)!=0){c[f>>2]=p&g;c[f+4>>2]=0}if((j|0)==1){n=h|b&0;o=a&-1|0;return(D=n,o)|0}else{p=bl(j|0)|0;n=i>>>(p>>>0)|0;o=i<<32-p|g>>>(p>>>0)|0;return(D=n,o)|0}}}while(0);if((s|0)==0){B=w;C=v;E=u;F=t;G=0;H=0}else{g=d&-1|0;d=k|e&0;e=bf(g,d,-1,-1)|0;k=D;i=w;w=v;v=u;u=t;t=s;s=0;while(1){I=w>>>31|i<<1;J=s|w<<1;j=u<<1|i>>>31|0;a=u>>>31|v<<1|0;bg(e,k,j,a);b=D;h=b>>31|((b|0)<0?-1:0)<<1;K=h&1;L=bg(j,a,h&g,(((b|0)<0?-1:0)>>31|((b|0)<0?-1:0)<<1)&d)|0;M=D;b=t-1|0;if((b|0)==0){break}else{i=I;w=J;v=M;u=L;t=b;s=K}}B=I;C=J;E=M;F=L;G=0;H=K}K=C;C=0;if((f|0)!=0){c[f>>2]=F;c[f+4>>2]=E}n=(0|K)>>>31|(B|C)<<1|(C<<1|K>>>31)&0|G;o=(K<<1|0>>>31)&-2|H;return(D=n,o)|0}function bt(a,b){a=a|0;b=b|0;return ap[a&1](b|0)|0}function bu(a){a=a|0;aq[a&1]()}function bv(a,b,c){a=a|0;b=b|0;c=c|0;return ar[a&1](b|0,c|0)|0}function bw(a,b){a=a|0;b=b|0;as[a&1](b|0)}function bx(a){a=a|0;aa(0);return 0}function by(){aa(1)}function bz(a,b){a=a|0;b=b|0;aa(2);return 0}function bA(a){a=a|0;aa(3)}
// EMSCRIPTEN_END_FUNCS
var ap=[bx,bx];var aq=[by,by];var ar=[bz,bz];var as=[bA,bA];return{_curve25519_verify:aJ,_crypto_sign_ed25519_ref10_ge_scalarmult_base:a2,_strlen:be,_memmove:bc,_sph_sha512_init:a8,_curve25519_donna:aL,_memset:bd,_memcpy:bb,_curve25519_sign:aI,stackAlloc:at,stackSave:au,stackRestore:av,setThrew:aw,setTempRet0:ax,setTempRet1:ay,setTempRet2:az,setTempRet3:aA,setTempRet4:aB,setTempRet5:aC,setTempRet6:aD,setTempRet7:aE,setTempRet8:aF,setTempRet9:aG,dynCall_ii:bt,dynCall_v:bu,dynCall_iii:bv,dynCall_vi:bw}})
// EMSCRIPTEN_END_ASM
({ "Math": Math, "Int8Array": Int8Array, "Int16Array": Int16Array, "Int32Array": Int32Array, "Uint8Array": Uint8Array, "Uint16Array": Uint16Array, "Uint32Array": Uint32Array, "Float32Array": Float32Array, "Float64Array": Float64Array }, { "abort": abort, "assert": assert, "asmPrintInt": asmPrintInt, "asmPrintFloat": asmPrintFloat, "copyTempDouble": copyTempDouble, "copyTempFloat": copyTempFloat, "min": Math_min, "invoke_ii": invoke_ii, "invoke_v": invoke_v, "invoke_iii": invoke_iii, "invoke_vi": invoke_vi, "_llvm_lifetime_end": _llvm_lifetime_end, "_malloc": _malloc, "_free": _free, "_llvm_lifetime_start": _llvm_lifetime_start, "STACKTOP": STACKTOP, "STACK_MAX": STACK_MAX, "tempDoublePtr": tempDoublePtr, "ABORT": ABORT, "cttz_i8": cttz_i8, "ctlz_i8": ctlz_i8, "NaN": NaN, "Infinity": Infinity }, buffer);
var _curve25519_verify = Module["_curve25519_verify"] = asm["_curve25519_verify"];
var _crypto_sign_ed25519_ref10_ge_scalarmult_base = Module["_crypto_sign_ed25519_ref10_ge_scalarmult_base"] = asm["_crypto_sign_ed25519_ref10_ge_scalarmult_base"];
var _strlen = Module["_strlen"] = asm["_strlen"];
var _memmove = Module["_memmove"] = asm["_memmove"];
var _sph_sha512_init = Module["_sph_sha512_init"] = asm["_sph_sha512_init"];
var _curve25519_donna = Module["_curve25519_donna"] = asm["_curve25519_donna"];
var _memset = Module["_memset"] = asm["_memset"];
var _memcpy = Module["_memcpy"] = asm["_memcpy"];
var _curve25519_sign = Module["_curve25519_sign"] = asm["_curve25519_sign"];
var dynCall_ii = Module["dynCall_ii"] = asm["dynCall_ii"];
var dynCall_v = Module["dynCall_v"] = asm["dynCall_v"];
var dynCall_iii = Module["dynCall_iii"] = asm["dynCall_iii"];
var dynCall_vi = Module["dynCall_vi"] = asm["dynCall_vi"];
Runtime.stackAlloc = function(size) { return asm['stackAlloc'](size) };
Runtime.stackSave = function() { return asm['stackSave']() };
Runtime.stackRestore = function(top) { asm['stackRestore'](top) };
// TODO: strip out parts of this we do not need
//======= begin closure i64 code =======
// Copyright 2009 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/**
 * @fileoverview Defines a Long class for representing a 64-bit two's-complement
 * integer value, which faithfully simulates the behavior of a Java "long". This
 * implementation is derived from LongLib in GWT.
 *
 */
var i64Math = (function() { // Emscripten wrapper
  var goog = { math: {} };
  /**
   * Constructs a 64-bit two's-complement integer, given its low and high 32-bit
   * values as *signed* integers.  See the from* functions below for more
   * convenient ways of constructing Longs.
   *
   * The internal representation of a long is the two given signed, 32-bit values.
   * We use 32-bit pieces because these are the size of integers on which
   * Javascript performs bit-operations.  For operations like addition and
   * multiplication, we split each number into 16-bit pieces, which can easily be
   * multiplied within Javascript's floating-point representation without overflow
   * or change in sign.
   *
   * In the algorithms below, we frequently reduce the negative case to the
   * positive case by negating the input(s) and then post-processing the result.
   * Note that we must ALWAYS check specially whether those values are MIN_VALUE
   * (-2^63) because -MIN_VALUE == MIN_VALUE (since 2^63 cannot be represented as
   * a positive number, it overflows back into a negative).  Not handling this
   * case would often result in infinite recursion.
   *
   * @param {number} low  The low (signed) 32 bits of the long.
   * @param {number} high  The high (signed) 32 bits of the long.
   * @constructor
   */
  goog.math.Long = function(low, high) {
    /**
     * @type {number}
     * @private
     */
    this.low_ = low | 0;  // force into 32 signed bits.
    /**
     * @type {number}
     * @private
     */
    this.high_ = high | 0;  // force into 32 signed bits.
  };
  // NOTE: Common constant values ZERO, ONE, NEG_ONE, etc. are defined below the
  // from* methods on which they depend.
  /**
   * A cache of the Long representations of small integer values.
   * @type {!Object}
   * @private
   */
  goog.math.Long.IntCache_ = {};
  /**
   * Returns a Long representing the given (32-bit) integer value.
   * @param {number} value The 32-bit integer in question.
   * @return {!goog.math.Long} The corresponding Long value.
   */
  goog.math.Long.fromInt = function(value) {
    if (-128 <= value && value < 128) {
      var cachedObj = goog.math.Long.IntCache_[value];
      if (cachedObj) {
        return cachedObj;
      }
    }
    var obj = new goog.math.Long(value | 0, value < 0 ? -1 : 0);
    if (-128 <= value && value < 128) {
      goog.math.Long.IntCache_[value] = obj;
    }
    return obj;
  };
  /**
   * Returns a Long representing the given value, provided that it is a finite
   * number.  Otherwise, zero is returned.
   * @param {number} value The number in question.
   * @return {!goog.math.Long} The corresponding Long value.
   */
  goog.math.Long.fromNumber = function(value) {
    if (isNaN(value) || !isFinite(value)) {
      return goog.math.Long.ZERO;
    } else if (value <= -goog.math.Long.TWO_PWR_63_DBL_) {
      return goog.math.Long.MIN_VALUE;
    } else if (value + 1 >= goog.math.Long.TWO_PWR_63_DBL_) {
      return goog.math.Long.MAX_VALUE;
    } else if (value < 0) {
      return goog.math.Long.fromNumber(-value).negate();
    } else {
      return new goog.math.Long(
          (value % goog.math.Long.TWO_PWR_32_DBL_) | 0,
          (value / goog.math.Long.TWO_PWR_32_DBL_) | 0);
    }
  };
  /**
   * Returns a Long representing the 64-bit integer that comes by concatenating
   * the given high and low bits.  Each is assumed to use 32 bits.
   * @param {number} lowBits The low 32-bits.
   * @param {number} highBits The high 32-bits.
   * @return {!goog.math.Long} The corresponding Long value.
   */
  goog.math.Long.fromBits = function(lowBits, highBits) {
    return new goog.math.Long(lowBits, highBits);
  };
  /**
   * Returns a Long representation of the given string, written using the given
   * radix.
   * @param {string} str The textual representation of the Long.
   * @param {number=} opt_radix The radix in which the text is written.
   * @return {!goog.math.Long} The corresponding Long value.
   */
  goog.math.Long.fromString = function(str, opt_radix) {
    if (str.length == 0) {
      throw Error('number format error: empty string');
    }
    var radix = opt_radix || 10;
    if (radix < 2 || 36 < radix) {
      throw Error('radix out of range: ' + radix);
    }
    if (str.charAt(0) == '-') {
      return goog.math.Long.fromString(str.substring(1), radix).negate();
    } else if (str.indexOf('-') >= 0) {
      throw Error('number format error: interior "-" character: ' + str);
    }
    // Do several (8) digits each time through the loop, so as to
    // minimize the calls to the very expensive emulated div.
    var radixToPower = goog.math.Long.fromNumber(Math.pow(radix, 8));
    var result = goog.math.Long.ZERO;
    for (var i = 0; i < str.length; i += 8) {
      var size = Math.min(8, str.length - i);
      var value = parseInt(str.substring(i, i + size), radix);
      if (size < 8) {
        var power = goog.math.Long.fromNumber(Math.pow(radix, size));
        result = result.multiply(power).add(goog.math.Long.fromNumber(value));
      } else {
        result = result.multiply(radixToPower);
        result = result.add(goog.math.Long.fromNumber(value));
      }
    }
    return result;
  };
  // NOTE: the compiler should inline these constant values below and then remove
  // these variables, so there should be no runtime penalty for these.
  /**
   * Number used repeated below in calculations.  This must appear before the
   * first call to any from* function below.
   * @type {number}
   * @private
   */
  goog.math.Long.TWO_PWR_16_DBL_ = 1 << 16;
  /**
   * @type {number}
   * @private
   */
  goog.math.Long.TWO_PWR_24_DBL_ = 1 << 24;
  /**
   * @type {number}
   * @private
   */
  goog.math.Long.TWO_PWR_32_DBL_ =
      goog.math.Long.TWO_PWR_16_DBL_ * goog.math.Long.TWO_PWR_16_DBL_;
  /**
   * @type {number}
   * @private
   */
  goog.math.Long.TWO_PWR_31_DBL_ =
      goog.math.Long.TWO_PWR_32_DBL_ / 2;
  /**
   * @type {number}
   * @private
   */
  goog.math.Long.TWO_PWR_48_DBL_ =
      goog.math.Long.TWO_PWR_32_DBL_ * goog.math.Long.TWO_PWR_16_DBL_;
  /**
   * @type {number}
   * @private
   */
  goog.math.Long.TWO_PWR_64_DBL_ =
      goog.math.Long.TWO_PWR_32_DBL_ * goog.math.Long.TWO_PWR_32_DBL_;
  /**
   * @type {number}
   * @private
   */
  goog.math.Long.TWO_PWR_63_DBL_ =
      goog.math.Long.TWO_PWR_64_DBL_ / 2;
  /** @type {!goog.math.Long} */
  goog.math.Long.ZERO = goog.math.Long.fromInt(0);
  /** @type {!goog.math.Long} */
  goog.math.Long.ONE = goog.math.Long.fromInt(1);
  /** @type {!goog.math.Long} */
  goog.math.Long.NEG_ONE = goog.math.Long.fromInt(-1);
  /** @type {!goog.math.Long} */
  goog.math.Long.MAX_VALUE =
      goog.math.Long.fromBits(0xFFFFFFFF | 0, 0x7FFFFFFF | 0);
  /** @type {!goog.math.Long} */
  goog.math.Long.MIN_VALUE = goog.math.Long.fromBits(0, 0x80000000 | 0);
  /**
   * @type {!goog.math.Long}
   * @private
   */
  goog.math.Long.TWO_PWR_24_ = goog.math.Long.fromInt(1 << 24);
  /** @return {number} The value, assuming it is a 32-bit integer. */
  goog.math.Long.prototype.toInt = function() {
    return this.low_;
  };
  /** @return {number} The closest floating-point representation to this value. */
  goog.math.Long.prototype.toNumber = function() {
    return this.high_ * goog.math.Long.TWO_PWR_32_DBL_ +
           this.getLowBitsUnsigned();
  };
  /**
   * @param {number=} opt_radix The radix in which the text should be written.
   * @return {string} The textual representation of this value.
   */
  goog.math.Long.prototype.toString = function(opt_radix) {
    var radix = opt_radix || 10;
    if (radix < 2 || 36 < radix) {
      throw Error('radix out of range: ' + radix);
    }
    if (this.isZero()) {
      return '0';
    }
    if (this.isNegative()) {
      if (this.equals(goog.math.Long.MIN_VALUE)) {
        // We need to change the Long value before it can be negated, so we remove
        // the bottom-most digit in this base and then recurse to do the rest.
        var radixLong = goog.math.Long.fromNumber(radix);
        var div = this.div(radixLong);
        var rem = div.multiply(radixLong).subtract(this);
        return div.toString(radix) + rem.toInt().toString(radix);
      } else {
        return '-' + this.negate().toString(radix);
      }
    }
    // Do several (6) digits each time through the loop, so as to
    // minimize the calls to the very expensive emulated div.
    var radixToPower = goog.math.Long.fromNumber(Math.pow(radix, 6));
    var rem = this;
    var result = '';
    while (true) {
      var remDiv = rem.div(radixToPower);
      var intval = rem.subtract(remDiv.multiply(radixToPower)).toInt();
      var digits = intval.toString(radix);
      rem = remDiv;
      if (rem.isZero()) {
        return digits + result;
      } else {
        while (digits.length < 6) {
          digits = '0' + digits;
        }
        result = '' + digits + result;
      }
    }
  };
  /** @return {number} The high 32-bits as a signed value. */
  goog.math.Long.prototype.getHighBits = function() {
    return this.high_;
  };
  /** @return {number} The low 32-bits as a signed value. */
  goog.math.Long.prototype.getLowBits = function() {
    return this.low_;
  };
  /** @return {number} The low 32-bits as an unsigned value. */
  goog.math.Long.prototype.getLowBitsUnsigned = function() {
    return (this.low_ >= 0) ?
        this.low_ : goog.math.Long.TWO_PWR_32_DBL_ + this.low_;
  };
  /**
   * @return {number} Returns the number of bits needed to represent the absolute
   *     value of this Long.
   */
  goog.math.Long.prototype.getNumBitsAbs = function() {
    if (this.isNegative()) {
      if (this.equals(goog.math.Long.MIN_VALUE)) {
        return 64;
      } else {
        return this.negate().getNumBitsAbs();
      }
    } else {
      var val = this.high_ != 0 ? this.high_ : this.low_;
      for (var bit = 31; bit > 0; bit--) {
        if ((val & (1 << bit)) != 0) {
          break;
        }
      }
      return this.high_ != 0 ? bit + 33 : bit + 1;
    }
  };
  /** @return {boolean} Whether this value is zero. */
  goog.math.Long.prototype.isZero = function() {
    return this.high_ == 0 && this.low_ == 0;
  };
  /** @return {boolean} Whether this value is negative. */
  goog.math.Long.prototype.isNegative = function() {
    return this.high_ < 0;
  };
  /** @return {boolean} Whether this value is odd. */
  goog.math.Long.prototype.isOdd = function() {
    return (this.low_ & 1) == 1;
  };
  /**
   * @param {goog.math.Long} other Long to compare against.
   * @return {boolean} Whether this Long equals the other.
   */
  goog.math.Long.prototype.equals = function(other) {
    return (this.high_ == other.high_) && (this.low_ == other.low_);
  };
  /**
   * @param {goog.math.Long} other Long to compare against.
   * @return {boolean} Whether this Long does not equal the other.
   */
  goog.math.Long.prototype.notEquals = function(other) {
    return (this.high_ != other.high_) || (this.low_ != other.low_);
  };
  /**
   * @param {goog.math.Long} other Long to compare against.
   * @return {boolean} Whether this Long is less than the other.
   */
  goog.math.Long.prototype.lessThan = function(other) {
    return this.compare(other) < 0;
  };
  /**
   * @param {goog.math.Long} other Long to compare against.
   * @return {boolean} Whether this Long is less than or equal to the other.
   */
  goog.math.Long.prototype.lessThanOrEqual = function(other) {
    return this.compare(other) <= 0;
  };
  /**
   * @param {goog.math.Long} other Long to compare against.
   * @return {boolean} Whether this Long is greater than the other.
   */
  goog.math.Long.prototype.greaterThan = function(other) {
    return this.compare(other) > 0;
  };
  /**
   * @param {goog.math.Long} other Long to compare against.
   * @return {boolean} Whether this Long is greater than or equal to the other.
   */
  goog.math.Long.prototype.greaterThanOrEqual = function(other) {
    return this.compare(other) >= 0;
  };
  /**
   * Compares this Long with the given one.
   * @param {goog.math.Long} other Long to compare against.
   * @return {number} 0 if they are the same, 1 if the this is greater, and -1
   *     if the given one is greater.
   */
  goog.math.Long.prototype.compare = function(other) {
    if (this.equals(other)) {
      return 0;
    }
    var thisNeg = this.isNegative();
    var otherNeg = other.isNegative();
    if (thisNeg && !otherNeg) {
      return -1;
    }
    if (!thisNeg && otherNeg) {
      return 1;
    }
    // at this point, the signs are the same, so subtraction will not overflow
    if (this.subtract(other).isNegative()) {
      return -1;
    } else {
      return 1;
    }
  };
  /** @return {!goog.math.Long} The negation of this value. */
  goog.math.Long.prototype.negate = function() {
    if (this.equals(goog.math.Long.MIN_VALUE)) {
      return goog.math.Long.MIN_VALUE;
    } else {
      return this.not().add(goog.math.Long.ONE);
    }
  };
  /**
   * Returns the sum of this and the given Long.
   * @param {goog.math.Long} other Long to add to this one.
   * @return {!goog.math.Long} The sum of this and the given Long.
   */
  goog.math.Long.prototype.add = function(other) {
    // Divide each number into 4 chunks of 16 bits, and then sum the chunks.
    var a48 = this.high_ >>> 16;
    var a32 = this.high_ & 0xFFFF;
    var a16 = this.low_ >>> 16;
    var a00 = this.low_ & 0xFFFF;
    var b48 = other.high_ >>> 16;
    var b32 = other.high_ & 0xFFFF;
    var b16 = other.low_ >>> 16;
    var b00 = other.low_ & 0xFFFF;
    var c48 = 0, c32 = 0, c16 = 0, c00 = 0;
    c00 += a00 + b00;
    c16 += c00 >>> 16;
    c00 &= 0xFFFF;
    c16 += a16 + b16;
    c32 += c16 >>> 16;
    c16 &= 0xFFFF;
    c32 += a32 + b32;
    c48 += c32 >>> 16;
    c32 &= 0xFFFF;
    c48 += a48 + b48;
    c48 &= 0xFFFF;
    return goog.math.Long.fromBits((c16 << 16) | c00, (c48 << 16) | c32);
  };
  /**
   * Returns the difference of this and the given Long.
   * @param {goog.math.Long} other Long to subtract from this.
   * @return {!goog.math.Long} The difference of this and the given Long.
   */
  goog.math.Long.prototype.subtract = function(other) {
    return this.add(other.negate());
  };
  /**
   * Returns the product of this and the given long.
   * @param {goog.math.Long} other Long to multiply with this.
   * @return {!goog.math.Long} The product of this and the other.
   */
  goog.math.Long.prototype.multiply = function(other) {
    if (this.isZero()) {
      return goog.math.Long.ZERO;
    } else if (other.isZero()) {
      return goog.math.Long.ZERO;
    }
    if (this.equals(goog.math.Long.MIN_VALUE)) {
      return other.isOdd() ? goog.math.Long.MIN_VALUE : goog.math.Long.ZERO;
    } else if (other.equals(goog.math.Long.MIN_VALUE)) {
      return this.isOdd() ? goog.math.Long.MIN_VALUE : goog.math.Long.ZERO;
    }
    if (this.isNegative()) {
      if (other.isNegative()) {
        return this.negate().multiply(other.negate());
      } else {
        return this.negate().multiply(other).negate();
      }
    } else if (other.isNegative()) {
      return this.multiply(other.negate()).negate();
    }
    // If both longs are small, use float multiplication
    if (this.lessThan(goog.math.Long.TWO_PWR_24_) &&
        other.lessThan(goog.math.Long.TWO_PWR_24_)) {
      return goog.math.Long.fromNumber(this.toNumber() * other.toNumber());
    }
    // Divide each long into 4 chunks of 16 bits, and then add up 4x4 products.
    // We can skip products that would overflow.
    var a48 = this.high_ >>> 16;
    var a32 = this.high_ & 0xFFFF;
    var a16 = this.low_ >>> 16;
    var a00 = this.low_ & 0xFFFF;
    var b48 = other.high_ >>> 16;
    var b32 = other.high_ & 0xFFFF;
    var b16 = other.low_ >>> 16;
    var b00 = other.low_ & 0xFFFF;
    var c48 = 0, c32 = 0, c16 = 0, c00 = 0;
    c00 += a00 * b00;
    c16 += c00 >>> 16;
    c00 &= 0xFFFF;
    c16 += a16 * b00;
    c32 += c16 >>> 16;
    c16 &= 0xFFFF;
    c16 += a00 * b16;
    c32 += c16 >>> 16;
    c16 &= 0xFFFF;
    c32 += a32 * b00;
    c48 += c32 >>> 16;
    c32 &= 0xFFFF;
    c32 += a16 * b16;
    c48 += c32 >>> 16;
    c32 &= 0xFFFF;
    c32 += a00 * b32;
    c48 += c32 >>> 16;
    c32 &= 0xFFFF;
    c48 += a48 * b00 + a32 * b16 + a16 * b32 + a00 * b48;
    c48 &= 0xFFFF;
    return goog.math.Long.fromBits((c16 << 16) | c00, (c48 << 16) | c32);
  };
  /**
   * Returns this Long divided by the given one.
   * @param {goog.math.Long} other Long by which to divide.
   * @return {!goog.math.Long} This Long divided by the given one.
   */
  goog.math.Long.prototype.div = function(other) {
    if (other.isZero()) {
      throw Error('division by zero');
    } else if (this.isZero()) {
      return goog.math.Long.ZERO;
    }
    if (this.equals(goog.math.Long.MIN_VALUE)) {
      if (other.equals(goog.math.Long.ONE) ||
          other.equals(goog.math.Long.NEG_ONE)) {
        return goog.math.Long.MIN_VALUE;  // recall that -MIN_VALUE == MIN_VALUE
      } else if (other.equals(goog.math.Long.MIN_VALUE)) {
        return goog.math.Long.ONE;
      } else {
        // At this point, we have |other| >= 2, so |this/other| < |MIN_VALUE|.
        var halfThis = this.shiftRight(1);
        var approx = halfThis.div(other).shiftLeft(1);
        if (approx.equals(goog.math.Long.ZERO)) {
          return other.isNegative() ? goog.math.Long.ONE : goog.math.Long.NEG_ONE;
        } else {
          var rem = this.subtract(other.multiply(approx));
          var result = approx.add(rem.div(other));
          return result;
        }
      }
    } else if (other.equals(goog.math.Long.MIN_VALUE)) {
      return goog.math.Long.ZERO;
    }
    if (this.isNegative()) {
      if (other.isNegative()) {
        return this.negate().div(other.negate());
      } else {
        return this.negate().div(other).negate();
      }
    } else if (other.isNegative()) {
      return this.div(other.negate()).negate();
    }
    // Repeat the following until the remainder is less than other:  find a
    // floating-point that approximates remainder / other *from below*, add this
    // into the result, and subtract it from the remainder.  It is critical that
    // the approximate value is less than or equal to the real value so that the
    // remainder never becomes negative.
    var res = goog.math.Long.ZERO;
    var rem = this;
    while (rem.greaterThanOrEqual(other)) {
      // Approximate the result of division. This may be a little greater or
      // smaller than the actual value.
      var approx = Math.max(1, Math.floor(rem.toNumber() / other.toNumber()));
      // We will tweak the approximate result by changing it in the 48-th digit or
      // the smallest non-fractional digit, whichever is larger.
      var log2 = Math.ceil(Math.log(approx) / Math.LN2);
      var delta = (log2 <= 48) ? 1 : Math.pow(2, log2 - 48);
      // Decrease the approximation until it is smaller than the remainder.  Note
      // that if it is too large, the product overflows and is negative.
      var approxRes = goog.math.Long.fromNumber(approx);
      var approxRem = approxRes.multiply(other);
      while (approxRem.isNegative() || approxRem.greaterThan(rem)) {
        approx -= delta;
        approxRes = goog.math.Long.fromNumber(approx);
        approxRem = approxRes.multiply(other);
      }
      // We know the answer can't be zero... and actually, zero would cause
      // infinite recursion since we would make no progress.
      if (approxRes.isZero()) {
        approxRes = goog.math.Long.ONE;
      }
      res = res.add(approxRes);
      rem = rem.subtract(approxRem);
    }
    return res;
  };
  /**
   * Returns this Long modulo the given one.
   * @param {goog.math.Long} other Long by which to mod.
   * @return {!goog.math.Long} This Long modulo the given one.
   */
  goog.math.Long.prototype.modulo = function(other) {
    return this.subtract(this.div(other).multiply(other));
  };
  /** @return {!goog.math.Long} The bitwise-NOT of this value. */
  goog.math.Long.prototype.not = function() {
    return goog.math.Long.fromBits(~this.low_, ~this.high_);
  };
  /**
   * Returns the bitwise-AND of this Long and the given one.
   * @param {goog.math.Long} other The Long with which to AND.
   * @return {!goog.math.Long} The bitwise-AND of this and the other.
   */
  goog.math.Long.prototype.and = function(other) {
    return goog.math.Long.fromBits(this.low_ & other.low_,
                                   this.high_ & other.high_);
  };
  /**
   * Returns the bitwise-OR of this Long and the given one.
   * @param {goog.math.Long} other The Long with which to OR.
   * @return {!goog.math.Long} The bitwise-OR of this and the other.
   */
  goog.math.Long.prototype.or = function(other) {
    return goog.math.Long.fromBits(this.low_ | other.low_,
                                   this.high_ | other.high_);
  };
  /**
   * Returns the bitwise-XOR of this Long and the given one.
   * @param {goog.math.Long} other The Long with which to XOR.
   * @return {!goog.math.Long} The bitwise-XOR of this and the other.
   */
  goog.math.Long.prototype.xor = function(other) {
    return goog.math.Long.fromBits(this.low_ ^ other.low_,
                                   this.high_ ^ other.high_);
  };
  /**
   * Returns this Long with bits shifted to the left by the given amount.
   * @param {number} numBits The number of bits by which to shift.
   * @return {!goog.math.Long} This shifted to the left by the given amount.
   */
  goog.math.Long.prototype.shiftLeft = function(numBits) {
    numBits &= 63;
    if (numBits == 0) {
      return this;
    } else {
      var low = this.low_;
      if (numBits < 32) {
        var high = this.high_;
        return goog.math.Long.fromBits(
            low << numBits,
            (high << numBits) | (low >>> (32 - numBits)));
      } else {
        return goog.math.Long.fromBits(0, low << (numBits - 32));
      }
    }
  };
  /**
   * Returns this Long with bits shifted to the right by the given amount.
   * @param {number} numBits The number of bits by which to shift.
   * @return {!goog.math.Long} This shifted to the right by the given amount.
   */
  goog.math.Long.prototype.shiftRight = function(numBits) {
    numBits &= 63;
    if (numBits == 0) {
      return this;
    } else {
      var high = this.high_;
      if (numBits < 32) {
        var low = this.low_;
        return goog.math.Long.fromBits(
            (low >>> numBits) | (high << (32 - numBits)),
            high >> numBits);
      } else {
        return goog.math.Long.fromBits(
            high >> (numBits - 32),
            high >= 0 ? 0 : -1);
      }
    }
  };
  /**
   * Returns this Long with bits shifted to the right by the given amount, with
   * the new top bits matching the current sign bit.
   * @param {number} numBits The number of bits by which to shift.
   * @return {!goog.math.Long} This shifted to the right by the given amount, with
   *     zeros placed into the new leading bits.
   */
  goog.math.Long.prototype.shiftRightUnsigned = function(numBits) {
    numBits &= 63;
    if (numBits == 0) {
      return this;
    } else {
      var high = this.high_;
      if (numBits < 32) {
        var low = this.low_;
        return goog.math.Long.fromBits(
            (low >>> numBits) | (high << (32 - numBits)),
            high >>> numBits);
      } else if (numBits == 32) {
        return goog.math.Long.fromBits(high, 0);
      } else {
        return goog.math.Long.fromBits(high >>> (numBits - 32), 0);
      }
    }
  };
  //======= begin jsbn =======
  var navigator = { appName: 'Modern Browser' }; // polyfill a little
  // Copyright (c) 2005  Tom Wu
  // All Rights Reserved.
  // http://www-cs-students.stanford.edu/~tjw/jsbn/
  /*
   * Copyright (c) 2003-2005  Tom Wu
   * All Rights Reserved.
   *
   * Permission is hereby granted, free of charge, to any person obtaining
   * a copy of this software and associated documentation files (the
   * "Software"), to deal in the Software without restriction, including
   * without limitation the rights to use, copy, modify, merge, publish,
   * distribute, sublicense, and/or sell copies of the Software, and to
   * permit persons to whom the Software is furnished to do so, subject to
   * the following conditions:
   *
   * The above copyright notice and this permission notice shall be
   * included in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 
   * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 
   * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  
   *
   * IN NO EVENT SHALL TOM WU BE LIABLE FOR ANY SPECIAL, INCIDENTAL,
   * INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER
   * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER OR NOT ADVISED OF
   * THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF LIABILITY, ARISING OUT
   * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   *
   * In addition, the following condition applies:
   *
   * All redistributions must retain an intact copy of this copyright notice
   * and disclaimer.
   */
  // Basic JavaScript BN library - subset useful for RSA encryption.
  // Bits per digit
  var dbits;
  // JavaScript engine analysis
  var canary = 0xdeadbeefcafe;
  var j_lm = ((canary&0xffffff)==0xefcafe);
  // (public) Constructor
  function BigInteger(a,b,c) {
    if(a != null)
      if("number" == typeof a) this.fromNumber(a,b,c);
      else if(b == null && "string" != typeof a) this.fromString(a,256);
      else this.fromString(a,b);
  }
  // return new, unset BigInteger
  function nbi() { return new BigInteger(null); }
  // am: Compute w_j += (x*this_i), propagate carries,
  // c is initial carry, returns final carry.
  // c < 3*dvalue, x < 2*dvalue, this_i < dvalue
  // We need to select the fastest one that works in this environment.
  // am1: use a single mult and divide to get the high bits,
  // max digit bits should be 26 because
  // max internal value = 2*dvalue^2-2*dvalue (< 2^53)
  function am1(i,x,w,j,c,n) {
    while(--n >= 0) {
      var v = x*this[i++]+w[j]+c;
      c = Math.floor(v/0x4000000);
      w[j++] = v&0x3ffffff;
    }
    return c;
  }
  // am2 avoids a big mult-and-extract completely.
  // Max digit bits should be <= 30 because we do bitwise ops
  // on values up to 2*hdvalue^2-hdvalue-1 (< 2^31)
  function am2(i,x,w,j,c,n) {
    var xl = x&0x7fff, xh = x>>15;
    while(--n >= 0) {
      var l = this[i]&0x7fff;
      var h = this[i++]>>15;
      var m = xh*l+h*xl;
      l = xl*l+((m&0x7fff)<<15)+w[j]+(c&0x3fffffff);
      c = (l>>>30)+(m>>>15)+xh*h+(c>>>30);
      w[j++] = l&0x3fffffff;
    }
    return c;
  }
  // Alternately, set max digit bits to 28 since some
  // browsers slow down when dealing with 32-bit numbers.
  function am3(i,x,w,j,c,n) {
    var xl = x&0x3fff, xh = x>>14;
    while(--n >= 0) {
      var l = this[i]&0x3fff;
      var h = this[i++]>>14;
      var m = xh*l+h*xl;
      l = xl*l+((m&0x3fff)<<14)+w[j]+c;
      c = (l>>28)+(m>>14)+xh*h;
      w[j++] = l&0xfffffff;
    }
    return c;
  }
  if(j_lm && (navigator.appName == "Microsoft Internet Explorer")) {
    BigInteger.prototype.am = am2;
    dbits = 30;
  }
  else if(j_lm && (navigator.appName != "Netscape")) {
    BigInteger.prototype.am = am1;
    dbits = 26;
  }
  else { // Mozilla/Netscape seems to prefer am3
    BigInteger.prototype.am = am3;
    dbits = 28;
  }
  BigInteger.prototype.DB = dbits;
  BigInteger.prototype.DM = ((1<<dbits)-1);
  BigInteger.prototype.DV = (1<<dbits);
  var BI_FP = 52;
  BigInteger.prototype.FV = Math.pow(2,BI_FP);
  BigInteger.prototype.F1 = BI_FP-dbits;
  BigInteger.prototype.F2 = 2*dbits-BI_FP;
  // Digit conversions
  var BI_RM = "0123456789abcdefghijklmnopqrstuvwxyz";
  var BI_RC = new Array();
  var rr,vv;
  rr = "0".charCodeAt(0);
  for(vv = 0; vv <= 9; ++vv) BI_RC[rr++] = vv;
  rr = "a".charCodeAt(0);
  for(vv = 10; vv < 36; ++vv) BI_RC[rr++] = vv;
  rr = "A".charCodeAt(0);
  for(vv = 10; vv < 36; ++vv) BI_RC[rr++] = vv;
  function int2char(n) { return BI_RM.charAt(n); }
  function intAt(s,i) {
    var c = BI_RC[s.charCodeAt(i)];
    return (c==null)?-1:c;
  }
  // (protected) copy this to r
  function bnpCopyTo(r) {
    for(var i = this.t-1; i >= 0; --i) r[i] = this[i];
    r.t = this.t;
    r.s = this.s;
  }
  // (protected) set from integer value x, -DV <= x < DV
  function bnpFromInt(x) {
    this.t = 1;
    this.s = (x<0)?-1:0;
    if(x > 0) this[0] = x;
    else if(x < -1) this[0] = x+DV;
    else this.t = 0;
  }
  // return bigint initialized to value
  function nbv(i) { var r = nbi(); r.fromInt(i); return r; }
  // (protected) set from string and radix
  function bnpFromString(s,b) {
    var k;
    if(b == 16) k = 4;
    else if(b == 8) k = 3;
    else if(b == 256) k = 8; // byte array
    else if(b == 2) k = 1;
    else if(b == 32) k = 5;
    else if(b == 4) k = 2;
    else { this.fromRadix(s,b); return; }
    this.t = 0;
    this.s = 0;
    var i = s.length, mi = false, sh = 0;
    while(--i >= 0) {
      var x = (k==8)?s[i]&0xff:intAt(s,i);
      if(x < 0) {
        if(s.charAt(i) == "-") mi = true;
        continue;
      }
      mi = false;
      if(sh == 0)
        this[this.t++] = x;
      else if(sh+k > this.DB) {
        this[this.t-1] |= (x&((1<<(this.DB-sh))-1))<<sh;
        this[this.t++] = (x>>(this.DB-sh));
      }
      else
        this[this.t-1] |= x<<sh;
      sh += k;
      if(sh >= this.DB) sh -= this.DB;
    }
    if(k == 8 && (s[0]&0x80) != 0) {
      this.s = -1;
      if(sh > 0) this[this.t-1] |= ((1<<(this.DB-sh))-1)<<sh;
    }
    this.clamp();
    if(mi) BigInteger.ZERO.subTo(this,this);
  }
  // (protected) clamp off excess high words
  function bnpClamp() {
    var c = this.s&this.DM;
    while(this.t > 0 && this[this.t-1] == c) --this.t;
  }
  // (public) return string representation in given radix
  function bnToString(b) {
    if(this.s < 0) return "-"+this.negate().toString(b);
    var k;
    if(b == 16) k = 4;
    else if(b == 8) k = 3;
    else if(b == 2) k = 1;
    else if(b == 32) k = 5;
    else if(b == 4) k = 2;
    else return this.toRadix(b);
    var km = (1<<k)-1, d, m = false, r = "", i = this.t;
    var p = this.DB-(i*this.DB)%k;
    if(i-- > 0) {
      if(p < this.DB && (d = this[i]>>p) > 0) { m = true; r = int2char(d); }
      while(i >= 0) {
        if(p < k) {
          d = (this[i]&((1<<p)-1))<<(k-p);
          d |= this[--i]>>(p+=this.DB-k);
        }
        else {
          d = (this[i]>>(p-=k))&km;
          if(p <= 0) { p += this.DB; --i; }
        }
        if(d > 0) m = true;
        if(m) r += int2char(d);
      }
    }
    return m?r:"0";
  }
  // (public) -this
  function bnNegate() { var r = nbi(); BigInteger.ZERO.subTo(this,r); return r; }
  // (public) |this|
  function bnAbs() { return (this.s<0)?this.negate():this; }
  // (public) return + if this > a, - if this < a, 0 if equal
  function bnCompareTo(a) {
    var r = this.s-a.s;
    if(r != 0) return r;
    var i = this.t;
    r = i-a.t;
    if(r != 0) return (this.s<0)?-r:r;
    while(--i >= 0) if((r=this[i]-a[i]) != 0) return r;
    return 0;
  }
  // returns bit length of the integer x
  function nbits(x) {
    var r = 1, t;
    if((t=x>>>16) != 0) { x = t; r += 16; }
    if((t=x>>8) != 0) { x = t; r += 8; }
    if((t=x>>4) != 0) { x = t; r += 4; }
    if((t=x>>2) != 0) { x = t; r += 2; }
    if((t=x>>1) != 0) { x = t; r += 1; }
    return r;
  }
  // (public) return the number of bits in "this"
  function bnBitLength() {
    if(this.t <= 0) return 0;
    return this.DB*(this.t-1)+nbits(this[this.t-1]^(this.s&this.DM));
  }
  // (protected) r = this << n*DB
  function bnpDLShiftTo(n,r) {
    var i;
    for(i = this.t-1; i >= 0; --i) r[i+n] = this[i];
    for(i = n-1; i >= 0; --i) r[i] = 0;
    r.t = this.t+n;
    r.s = this.s;
  }
  // (protected) r = this >> n*DB
  function bnpDRShiftTo(n,r) {
    for(var i = n; i < this.t; ++i) r[i-n] = this[i];
    r.t = Math.max(this.t-n,0);
    r.s = this.s;
  }
  // (protected) r = this << n
  function bnpLShiftTo(n,r) {
    var bs = n%this.DB;
    var cbs = this.DB-bs;
    var bm = (1<<cbs)-1;
    var ds = Math.floor(n/this.DB), c = (this.s<<bs)&this.DM, i;
    for(i = this.t-1; i >= 0; --i) {
      r[i+ds+1] = (this[i]>>cbs)|c;
      c = (this[i]&bm)<<bs;
    }
    for(i = ds-1; i >= 0; --i) r[i] = 0;
    r[ds] = c;
    r.t = this.t+ds+1;
    r.s = this.s;
    r.clamp();
  }
  // (protected) r = this >> n
  function bnpRShiftTo(n,r) {
    r.s = this.s;
    var ds = Math.floor(n/this.DB);
    if(ds >= this.t) { r.t = 0; return; }
    var bs = n%this.DB;
    var cbs = this.DB-bs;
    var bm = (1<<bs)-1;
    r[0] = this[ds]>>bs;
    for(var i = ds+1; i < this.t; ++i) {
      r[i-ds-1] |= (this[i]&bm)<<cbs;
      r[i-ds] = this[i]>>bs;
    }
    if(bs > 0) r[this.t-ds-1] |= (this.s&bm)<<cbs;
    r.t = this.t-ds;
    r.clamp();
  }
  // (protected) r = this - a
  function bnpSubTo(a,r) {
    var i = 0, c = 0, m = Math.min(a.t,this.t);
    while(i < m) {
      c += this[i]-a[i];
      r[i++] = c&this.DM;
      c >>= this.DB;
    }
    if(a.t < this.t) {
      c -= a.s;
      while(i < this.t) {
        c += this[i];
        r[i++] = c&this.DM;
        c >>= this.DB;
      }
      c += this.s;
    }
    else {
      c += this.s;
      while(i < a.t) {
        c -= a[i];
        r[i++] = c&this.DM;
        c >>= this.DB;
      }
      c -= a.s;
    }
    r.s = (c<0)?-1:0;
    if(c < -1) r[i++] = this.DV+c;
    else if(c > 0) r[i++] = c;
    r.t = i;
    r.clamp();
  }
  // (protected) r = this * a, r != this,a (HAC 14.12)
  // "this" should be the larger one if appropriate.
  function bnpMultiplyTo(a,r) {
    var x = this.abs(), y = a.abs();
    var i = x.t;
    r.t = i+y.t;
    while(--i >= 0) r[i] = 0;
    for(i = 0; i < y.t; ++i) r[i+x.t] = x.am(0,y[i],r,i,0,x.t);
    r.s = 0;
    r.clamp();
    if(this.s != a.s) BigInteger.ZERO.subTo(r,r);
  }
  // (protected) r = this^2, r != this (HAC 14.16)
  function bnpSquareTo(r) {
    var x = this.abs();
    var i = r.t = 2*x.t;
    while(--i >= 0) r[i] = 0;
    for(i = 0; i < x.t-1; ++i) {
      var c = x.am(i,x[i],r,2*i,0,1);
      if((r[i+x.t]+=x.am(i+1,2*x[i],r,2*i+1,c,x.t-i-1)) >= x.DV) {
        r[i+x.t] -= x.DV;
        r[i+x.t+1] = 1;
      }
    }
    if(r.t > 0) r[r.t-1] += x.am(i,x[i],r,2*i,0,1);
    r.s = 0;
    r.clamp();
  }
  // (protected) divide this by m, quotient and remainder to q, r (HAC 14.20)
  // r != q, this != m.  q or r may be null.
  function bnpDivRemTo(m,q,r) {
    var pm = m.abs();
    if(pm.t <= 0) return;
    var pt = this.abs();
    if(pt.t < pm.t) {
      if(q != null) q.fromInt(0);
      if(r != null) this.copyTo(r);
      return;
    }
    if(r == null) r = nbi();
    var y = nbi(), ts = this.s, ms = m.s;
    var nsh = this.DB-nbits(pm[pm.t-1]);	// normalize modulus
    if(nsh > 0) { pm.lShiftTo(nsh,y); pt.lShiftTo(nsh,r); }
    else { pm.copyTo(y); pt.copyTo(r); }
    var ys = y.t;
    var y0 = y[ys-1];
    if(y0 == 0) return;
    var yt = y0*(1<<this.F1)+((ys>1)?y[ys-2]>>this.F2:0);
    var d1 = this.FV/yt, d2 = (1<<this.F1)/yt, e = 1<<this.F2;
    var i = r.t, j = i-ys, t = (q==null)?nbi():q;
    y.dlShiftTo(j,t);
    if(r.compareTo(t) >= 0) {
      r[r.t++] = 1;
      r.subTo(t,r);
    }
    BigInteger.ONE.dlShiftTo(ys,t);
    t.subTo(y,y);	// "negative" y so we can replace sub with am later
    while(y.t < ys) y[y.t++] = 0;
    while(--j >= 0) {
      // Estimate quotient digit
      var qd = (r[--i]==y0)?this.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);
      if((r[i]+=y.am(0,qd,r,j,0,ys)) < qd) {	// Try it out
        y.dlShiftTo(j,t);
        r.subTo(t,r);
        while(r[i] < --qd) r.subTo(t,r);
      }
    }
    if(q != null) {
      r.drShiftTo(ys,q);
      if(ts != ms) BigInteger.ZERO.subTo(q,q);
    }
    r.t = ys;
    r.clamp();
    if(nsh > 0) r.rShiftTo(nsh,r);	// Denormalize remainder
    if(ts < 0) BigInteger.ZERO.subTo(r,r);
  }
  // (public) this mod a
  function bnMod(a) {
    var r = nbi();
    this.abs().divRemTo(a,null,r);
    if(this.s < 0 && r.compareTo(BigInteger.ZERO) > 0) a.subTo(r,r);
    return r;
  }
  // Modular reduction using "classic" algorithm
  function Classic(m) { this.m = m; }
  function cConvert(x) {
    if(x.s < 0 || x.compareTo(this.m) >= 0) return x.mod(this.m);
    else return x;
  }
  function cRevert(x) { return x; }
  function cReduce(x) { x.divRemTo(this.m,null,x); }
  function cMulTo(x,y,r) { x.multiplyTo(y,r); this.reduce(r); }
  function cSqrTo(x,r) { x.squareTo(r); this.reduce(r); }
  Classic.prototype.convert = cConvert;
  Classic.prototype.revert = cRevert;
  Classic.prototype.reduce = cReduce;
  Classic.prototype.mulTo = cMulTo;
  Classic.prototype.sqrTo = cSqrTo;
  // (protected) return "-1/this % 2^DB"; useful for Mont. reduction
  // justification:
  //         xy == 1 (mod m)
  //         xy =  1+km
  //   xy(2-xy) = (1+km)(1-km)
  // x[y(2-xy)] = 1-k^2m^2
  // x[y(2-xy)] == 1 (mod m^2)
  // if y is 1/x mod m, then y(2-xy) is 1/x mod m^2
  // should reduce x and y(2-xy) by m^2 at each step to keep size bounded.
  // JS multiply "overflows" differently from C/C++, so care is needed here.
  function bnpInvDigit() {
    if(this.t < 1) return 0;
    var x = this[0];
    if((x&1) == 0) return 0;
    var y = x&3;		// y == 1/x mod 2^2
    y = (y*(2-(x&0xf)*y))&0xf;	// y == 1/x mod 2^4
    y = (y*(2-(x&0xff)*y))&0xff;	// y == 1/x mod 2^8
    y = (y*(2-(((x&0xffff)*y)&0xffff)))&0xffff;	// y == 1/x mod 2^16
    // last step - calculate inverse mod DV directly;
    // assumes 16 < DB <= 32 and assumes ability to handle 48-bit ints
    y = (y*(2-x*y%this.DV))%this.DV;		// y == 1/x mod 2^dbits
    // we really want the negative inverse, and -DV < y < DV
    return (y>0)?this.DV-y:-y;
  }
  // Montgomery reduction
  function Montgomery(m) {
    this.m = m;
    this.mp = m.invDigit();
    this.mpl = this.mp&0x7fff;
    this.mph = this.mp>>15;
    this.um = (1<<(m.DB-15))-1;
    this.mt2 = 2*m.t;
  }
  // xR mod m
  function montConvert(x) {
    var r = nbi();
    x.abs().dlShiftTo(this.m.t,r);
    r.divRemTo(this.m,null,r);
    if(x.s < 0 && r.compareTo(BigInteger.ZERO) > 0) this.m.subTo(r,r);
    return r;
  }
  // x/R mod m
  function montRevert(x) {
    var r = nbi();
    x.copyTo(r);
    this.reduce(r);
    return r;
  }
  // x = x/R mod m (HAC 14.32)
  function montReduce(x) {
    while(x.t <= this.mt2)	// pad x so am has enough room later
      x[x.t++] = 0;
    for(var i = 0; i < this.m.t; ++i) {
      // faster way of calculating u0 = x[i]*mp mod DV
      var j = x[i]&0x7fff;
      var u0 = (j*this.mpl+(((j*this.mph+(x[i]>>15)*this.mpl)&this.um)<<15))&x.DM;
      // use am to combine the multiply-shift-add into one call
      j = i+this.m.t;
      x[j] += this.m.am(0,u0,x,i,0,this.m.t);
      // propagate carry
      while(x[j] >= x.DV) { x[j] -= x.DV; x[++j]++; }
    }
    x.clamp();
    x.drShiftTo(this.m.t,x);
    if(x.compareTo(this.m) >= 0) x.subTo(this.m,x);
  }
  // r = "x^2/R mod m"; x != r
  function montSqrTo(x,r) { x.squareTo(r); this.reduce(r); }
  // r = "xy/R mod m"; x,y != r
  function montMulTo(x,y,r) { x.multiplyTo(y,r); this.reduce(r); }
  Montgomery.prototype.convert = montConvert;
  Montgomery.prototype.revert = montRevert;
  Montgomery.prototype.reduce = montReduce;
  Montgomery.prototype.mulTo = montMulTo;
  Montgomery.prototype.sqrTo = montSqrTo;
  // (protected) true iff this is even
  function bnpIsEven() { return ((this.t>0)?(this[0]&1):this.s) == 0; }
  // (protected) this^e, e < 2^32, doing sqr and mul with "r" (HAC 14.79)
  function bnpExp(e,z) {
    if(e > 0xffffffff || e < 1) return BigInteger.ONE;
    var r = nbi(), r2 = nbi(), g = z.convert(this), i = nbits(e)-1;
    g.copyTo(r);
    while(--i >= 0) {
      z.sqrTo(r,r2);
      if((e&(1<<i)) > 0) z.mulTo(r2,g,r);
      else { var t = r; r = r2; r2 = t; }
    }
    return z.revert(r);
  }
  // (public) this^e % m, 0 <= e < 2^32
  function bnModPowInt(e,m) {
    var z;
    if(e < 256 || m.isEven()) z = new Classic(m); else z = new Montgomery(m);
    return this.exp(e,z);
  }
  // protected
  BigInteger.prototype.copyTo = bnpCopyTo;
  BigInteger.prototype.fromInt = bnpFromInt;
  BigInteger.prototype.fromString = bnpFromString;
  BigInteger.prototype.clamp = bnpClamp;
  BigInteger.prototype.dlShiftTo = bnpDLShiftTo;
  BigInteger.prototype.drShiftTo = bnpDRShiftTo;
  BigInteger.prototype.lShiftTo = bnpLShiftTo;
  BigInteger.prototype.rShiftTo = bnpRShiftTo;
  BigInteger.prototype.subTo = bnpSubTo;
  BigInteger.prototype.multiplyTo = bnpMultiplyTo;
  BigInteger.prototype.squareTo = bnpSquareTo;
  BigInteger.prototype.divRemTo = bnpDivRemTo;
  BigInteger.prototype.invDigit = bnpInvDigit;
  BigInteger.prototype.isEven = bnpIsEven;
  BigInteger.prototype.exp = bnpExp;
  // public
  BigInteger.prototype.toString = bnToString;
  BigInteger.prototype.negate = bnNegate;
  BigInteger.prototype.abs = bnAbs;
  BigInteger.prototype.compareTo = bnCompareTo;
  BigInteger.prototype.bitLength = bnBitLength;
  BigInteger.prototype.mod = bnMod;
  BigInteger.prototype.modPowInt = bnModPowInt;
  // "constants"
  BigInteger.ZERO = nbv(0);
  BigInteger.ONE = nbv(1);
  // jsbn2 stuff
  // (protected) convert from radix string
  function bnpFromRadix(s,b) {
    this.fromInt(0);
    if(b == null) b = 10;
    var cs = this.chunkSize(b);
    var d = Math.pow(b,cs), mi = false, j = 0, w = 0;
    for(var i = 0; i < s.length; ++i) {
      var x = intAt(s,i);
      if(x < 0) {
        if(s.charAt(i) == "-" && this.signum() == 0) mi = true;
        continue;
      }
      w = b*w+x;
      if(++j >= cs) {
        this.dMultiply(d);
        this.dAddOffset(w,0);
        j = 0;
        w = 0;
      }
    }
    if(j > 0) {
      this.dMultiply(Math.pow(b,j));
      this.dAddOffset(w,0);
    }
    if(mi) BigInteger.ZERO.subTo(this,this);
  }
  // (protected) return x s.t. r^x < DV
  function bnpChunkSize(r) { return Math.floor(Math.LN2*this.DB/Math.log(r)); }
  // (public) 0 if this == 0, 1 if this > 0
  function bnSigNum() {
    if(this.s < 0) return -1;
    else if(this.t <= 0 || (this.t == 1 && this[0] <= 0)) return 0;
    else return 1;
  }
  // (protected) this *= n, this >= 0, 1 < n < DV
  function bnpDMultiply(n) {
    this[this.t] = this.am(0,n-1,this,0,0,this.t);
    ++this.t;
    this.clamp();
  }
  // (protected) this += n << w words, this >= 0
  function bnpDAddOffset(n,w) {
    if(n == 0) return;
    while(this.t <= w) this[this.t++] = 0;
    this[w] += n;
    while(this[w] >= this.DV) {
      this[w] -= this.DV;
      if(++w >= this.t) this[this.t++] = 0;
      ++this[w];
    }
  }
  // (protected) convert to radix string
  function bnpToRadix(b) {
    if(b == null) b = 10;
    if(this.signum() == 0 || b < 2 || b > 36) return "0";
    var cs = this.chunkSize(b);
    var a = Math.pow(b,cs);
    var d = nbv(a), y = nbi(), z = nbi(), r = "";
    this.divRemTo(d,y,z);
    while(y.signum() > 0) {
      r = (a+z.intValue()).toString(b).substr(1) + r;
      y.divRemTo(d,y,z);
    }
    return z.intValue().toString(b) + r;
  }
  // (public) return value as integer
  function bnIntValue() {
    if(this.s < 0) {
      if(this.t == 1) return this[0]-this.DV;
      else if(this.t == 0) return -1;
    }
    else if(this.t == 1) return this[0];
    else if(this.t == 0) return 0;
    // assumes 16 < DB < 32
    return ((this[1]&((1<<(32-this.DB))-1))<<this.DB)|this[0];
  }
  // (protected) r = this + a
  function bnpAddTo(a,r) {
    var i = 0, c = 0, m = Math.min(a.t,this.t);
    while(i < m) {
      c += this[i]+a[i];
      r[i++] = c&this.DM;
      c >>= this.DB;
    }
    if(a.t < this.t) {
      c += a.s;
      while(i < this.t) {
        c += this[i];
        r[i++] = c&this.DM;
        c >>= this.DB;
      }
      c += this.s;
    }
    else {
      c += this.s;
      while(i < a.t) {
        c += a[i];
        r[i++] = c&this.DM;
        c >>= this.DB;
      }
      c += a.s;
    }
    r.s = (c<0)?-1:0;
    if(c > 0) r[i++] = c;
    else if(c < -1) r[i++] = this.DV+c;
    r.t = i;
    r.clamp();
  }
  BigInteger.prototype.fromRadix = bnpFromRadix;
  BigInteger.prototype.chunkSize = bnpChunkSize;
  BigInteger.prototype.signum = bnSigNum;
  BigInteger.prototype.dMultiply = bnpDMultiply;
  BigInteger.prototype.dAddOffset = bnpDAddOffset;
  BigInteger.prototype.toRadix = bnpToRadix;
  BigInteger.prototype.intValue = bnIntValue;
  BigInteger.prototype.addTo = bnpAddTo;
  //======= end jsbn =======
  // Emscripten wrapper
  var Wrapper = {
    abs: function(l, h) {
      var x = new goog.math.Long(l, h);
      var ret;
      if (x.isNegative()) {
        ret = x.negate();
      } else {
        ret = x;
      }
      HEAP32[tempDoublePtr>>2] = ret.low_;
      HEAP32[tempDoublePtr+4>>2] = ret.high_;
    },
    ensureTemps: function() {
      if (Wrapper.ensuredTemps) return;
      Wrapper.ensuredTemps = true;
      Wrapper.two32 = new BigInteger();
      Wrapper.two32.fromString('4294967296', 10);
      Wrapper.two64 = new BigInteger();
      Wrapper.two64.fromString('18446744073709551616', 10);
      Wrapper.temp1 = new BigInteger();
      Wrapper.temp2 = new BigInteger();
    },
    lh2bignum: function(l, h) {
      var a = new BigInteger();
      a.fromString(h.toString(), 10);
      var b = new BigInteger();
      a.multiplyTo(Wrapper.two32, b);
      var c = new BigInteger();
      c.fromString(l.toString(), 10);
      var d = new BigInteger();
      c.addTo(b, d);
      return d;
    },
    stringify: function(l, h, unsigned) {
      var ret = new goog.math.Long(l, h).toString();
      if (unsigned && ret[0] == '-') {
        // unsign slowly using jsbn bignums
        Wrapper.ensureTemps();
        var bignum = new BigInteger();
        bignum.fromString(ret, 10);
        ret = new BigInteger();
        Wrapper.two64.addTo(bignum, ret);
        ret = ret.toString(10);
      }
      return ret;
    },
    fromString: function(str, base, min, max, unsigned) {
      Wrapper.ensureTemps();
      var bignum = new BigInteger();
      bignum.fromString(str, base);
      var bigmin = new BigInteger();
      bigmin.fromString(min, 10);
      var bigmax = new BigInteger();
      bigmax.fromString(max, 10);
      if (unsigned && bignum.compareTo(BigInteger.ZERO) < 0) {
        var temp = new BigInteger();
        bignum.addTo(Wrapper.two64, temp);
        bignum = temp;
      }
      var error = false;
      if (bignum.compareTo(bigmin) < 0) {
        bignum = bigmin;
        error = true;
      } else if (bignum.compareTo(bigmax) > 0) {
        bignum = bigmax;
        error = true;
      }
      var ret = goog.math.Long.fromString(bignum.toString()); // min-max checks should have clamped this to a range goog.math.Long can handle well
      HEAP32[tempDoublePtr>>2] = ret.low_;
      HEAP32[tempDoublePtr+4>>2] = ret.high_;
      if (error) throw 'range error';
    }
  };
  return Wrapper;
})();
//======= end closure i64 code =======
// === Auto-generated postamble setup entry stuff ===
Module['callMain'] = function callMain(args) {
  assert(runDependencies == 0, 'cannot call main when async dependencies remain! (listen on __ATMAIN__)');
  assert(!Module['preRun'] || Module['preRun'].length == 0, 'cannot call main when preRun functions remain to be called');
  args = args || [];
  ensureInitRuntime();
  var argc = args.length+1;
  function pad() {
    for (var i = 0; i < 4-1; i++) {
      argv.push(0);
    }
  }
  var argv = [allocate(intArrayFromString("/bin/this.program"), 'i8', ALLOC_NORMAL) ];
  pad();
  for (var i = 0; i < argc-1; i = i + 1) {
    argv.push(allocate(intArrayFromString(args[i]), 'i8', ALLOC_NORMAL));
    pad();
  }
  argv.push(0);
  argv = allocate(argv, 'i32', ALLOC_NORMAL);
  var ret;
  var initialStackTop = STACKTOP;
  try {
    ret = Module['_main'](argc, argv, 0);
  }
  catch(e) {
    if (e.name == 'ExitStatus') {
      return e.status;
    } else if (e == 'SimulateInfiniteLoop') {
      Module['noExitRuntime'] = true;
    } else {
      throw e;
    }
  } finally {
    STACKTOP = initialStackTop;
  }
  return ret;
}
function run(args) {
  args = args || Module['arguments'];
  if (runDependencies > 0) {
    Module.printErr('run() called, but dependencies remain, so not running');
    return 0;
  }
  if (Module['preRun']) {
    if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']];
    var toRun = Module['preRun'];
    Module['preRun'] = [];
    for (var i = toRun.length-1; i >= 0; i--) {
      toRun[i]();
    }
    if (runDependencies > 0) {
      // a preRun added a dependency, run will be called later
      return 0;
    }
  }
  function doRun() {
    ensureInitRuntime();
    preMain();
    var ret = 0;
    calledRun = true;
    if (Module['_main'] && shouldRunNow) {
      ret = Module['callMain'](args);
      if (!Module['noExitRuntime']) {
        exitRuntime();
      }
    }
    if (Module['postRun']) {
      if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']];
      while (Module['postRun'].length > 0) {
        Module['postRun'].pop()();
      }
    }
    return ret;
  }
  if (Module['setStatus']) {
    Module['setStatus']('Running...');
    setTimeout(function() {
      setTimeout(function() {
        Module['setStatus']('');
      }, 1);
      if (!ABORT) doRun();
    }, 1);
    return 0;
  } else {
    return doRun();
  }
}
Module['run'] = Module.run = run;
// {{PRE_RUN_ADDITIONS}}
if (Module['preInit']) {
  if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']];
  while (Module['preInit'].length > 0) {
    Module['preInit'].pop()();
  }
}
// shouldRunNow refers to calling main(), not run().
var shouldRunNow = true;
if (Module['noInitialRun']) {
  shouldRunNow = false;
}
run();
// {{POST_RUN_ADDITIONS}}
  // {{MODULE_ADDITIONS}}

/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

;(function() {
    'use strict';

    // Insert some bytes into the emscripten memory and return a pointer
    function _allocate(bytes) {
        var address = Module._malloc(bytes.length);
        Module.HEAPU8.set(bytes, address);

        return address;
    }

    function _readBytes(address, length, array) {
        array.set(Module.HEAPU8.subarray(address, address + length));
    }

    var basepoint = new Uint8Array(32);
    basepoint[0] = 9;

    window.curve25519 = {
        keyPair: function(privKey) {
            var priv = new Uint8Array(privKey);
            priv[0]  &= 248;
            priv[31] &= 127;
            priv[31] |= 64

            // Where to store the result
            var publicKey_ptr = Module._malloc(32);

            // Get a pointer to the private key
            var privateKey_ptr = _allocate(priv);

            // The basepoint for generating public keys
            var basepoint_ptr = _allocate(basepoint);

            // The return value is just 0, the operation is done in place
            var err = Module._curve25519_donna(publicKey_ptr,
                                               privateKey_ptr,
                                               basepoint_ptr);

            var res = new Uint8Array(32);
            _readBytes(publicKey_ptr, 32, res);

            Module._free(publicKey_ptr);
            Module._free(privateKey_ptr);
            Module._free(basepoint_ptr);

            return Promise.resolve({ pubKey: res.buffer, privKey: privKey });
        },
        sharedSecret: function(pubKey, privKey) {
            // Where to store the result
            var sharedKey_ptr = Module._malloc(32);

            // Get a pointer to our private key
            var privateKey_ptr = _allocate(new Uint8Array(privKey));

            // Get a pointer to their public key, the basepoint when you're
            // generating a shared secret
            var basepoint_ptr = _allocate(new Uint8Array(pubKey));

            // Return value is 0 here too of course
            var err = Module._curve25519_donna(sharedKey_ptr,
                                               privateKey_ptr,
                                               basepoint_ptr);

            var res = new Uint8Array(32);
            _readBytes(sharedKey_ptr, 32, res);

            Module._free(sharedKey_ptr);
            Module._free(privateKey_ptr);
            Module._free(basepoint_ptr);

            return Promise.resolve(res.buffer);
        },
        sign: function(privKey, message) {
            // Where to store the result
            var signature_ptr = Module._malloc(64);

            // Get a pointer to our private key
            var privateKey_ptr = _allocate(new Uint8Array(privKey));

            // Get a pointer to the message
            var message_ptr = _allocate(new Uint8Array(message));

            var err = Module._curve25519_sign(signature_ptr,
                                              privateKey_ptr,
                                              message_ptr,
                                              message.byteLength);

            var res = new Uint8Array(64);
            _readBytes(signature_ptr, 64, res);

            Module._free(signature_ptr);
            Module._free(privateKey_ptr);
            Module._free(message_ptr);

            return Promise.resolve(res.buffer);
        },
        verify: function(pubKey, message, sig) {
            // Get a pointer to their public key
            var publicKey_ptr = _allocate(new Uint8Array(pubKey));

            // Get a pointer to the signature
            var signature_ptr = _allocate(new Uint8Array(sig));

            // Get a pointer to the message
            var message_ptr = _allocate(new Uint8Array(message));

            var res = Module._curve25519_verify(signature_ptr,
                                                publicKey_ptr,
                                                message_ptr,
                                                message.byteLength);

            Module._free(publicKey_ptr);
            Module._free(signature_ptr);
            Module._free(message_ptr);

            return new Promise(function(resolve, reject) {
                if (res !== 0) {
                    reject(new Error("Invalid signature"));
                } else {
                    resolve();
                }
            });
        }
    };
})();

})();
;(function(){
/**
 * CryptoJS core components.
 */
var CryptoJS = CryptoJS || (function (Math, undefined) {
    /**
     * CryptoJS namespace.
     */
    var C = {};

    /**
     * Library namespace.
     */
    var C_lib = C.lib = {};

    /**
     * Base object for prototypal inheritance.
     */
    var Base = C_lib.Base = (function () {
        function F() {}

        return {
            /**
             * Creates a new object that inherits from this object.
             *
             * @param {Object} overrides Properties to copy into the new object.
             *
             * @return {Object} The new object.
             *
             * @static
             *
             * @example
             *
             *     var MyType = CryptoJS.lib.Base.extend({
             *         field: 'value',
             *
             *         method: function () {
             *         }
             *     });
             */
            extend: function (overrides) {
                // Spawn
                F.prototype = this;
                var subtype = new F();

                // Augment
                if (overrides) {
                    subtype.mixIn(overrides);
                }

                // Create default initializer
                if (!subtype.hasOwnProperty('init')) {
                    subtype.init = function () {
                        subtype.$super.init.apply(this, arguments);
                    };
                }

                // Initializer's prototype is the subtype object
                subtype.init.prototype = subtype;

                // Reference supertype
                subtype.$super = this;

                return subtype;
            },

            /**
             * Extends this object and runs the init method.
             * Arguments to create() will be passed to init().
             *
             * @return {Object} The new object.
             *
             * @static
             *
             * @example
             *
             *     var instance = MyType.create();
             */
            create: function () {
                var instance = this.extend();
                instance.init.apply(instance, arguments);

                return instance;
            },

            /**
             * Initializes a newly created object.
             * Override this method to add some logic when your objects are created.
             *
             * @example
             *
             *     var MyType = CryptoJS.lib.Base.extend({
             *         init: function () {
             *             // ...
             *         }
             *     });
             */
            init: function () {
            },

            /**
             * Copies properties into this object.
             *
             * @param {Object} properties The properties to mix in.
             *
             * @example
             *
             *     MyType.mixIn({
             *         field: 'value'
             *     });
             */
            mixIn: function (properties) {
                for (var propertyName in properties) {
                    if (properties.hasOwnProperty(propertyName)) {
                        this[propertyName] = properties[propertyName];
                    }
                }

                // IE won't copy toString using the loop above
                if (properties.hasOwnProperty('toString')) {
                    this.toString = properties.toString;
                }
            },

            /**
             * Creates a copy of this object.
             *
             * @return {Object} The clone.
             *
             * @example
             *
             *     var clone = instance.clone();
             */
            clone: function () {
                return this.init.prototype.extend(this);
            }
        };
    }());

    /**
     * An array of 32-bit words.
     *
     * @property {Array} words The array of 32-bit words.
     * @property {number} sigBytes The number of significant bytes in this word array.
     */
    var WordArray = C_lib.WordArray = Base.extend({
        /**
         * Initializes a newly created word array.
         *
         * @param {Array} words (Optional) An array of 32-bit words.
         * @param {number} sigBytes (Optional) The number of significant bytes in the words.
         *
         * @example
         *
         *     var wordArray = CryptoJS.lib.WordArray.create();
         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607]);
         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607], 6);
         */
        init: function (words, sigBytes) {
            words = this.words = words || [];

            if (sigBytes != undefined) {
                this.sigBytes = sigBytes;
            } else {
                this.sigBytes = words.length * 4;
            }
        },

        /**
         * Converts this word array to a string.
         *
         * @param {Encoder} encoder (Optional) The encoding strategy to use. Default: CryptoJS.enc.Hex
         *
         * @return {string} The stringified word array.
         *
         * @example
         *
         *     var string = wordArray + '';
         *     var string = wordArray.toString();
         *     var string = wordArray.toString(CryptoJS.enc.Utf8);
         */
        toString: function (encoder) {
            return (encoder || Hex).stringify(this);
        },

        /**
         * Concatenates a word array to this word array.
         *
         * @param {WordArray} wordArray The word array to append.
         *
         * @return {WordArray} This word array.
         *
         * @example
         *
         *     wordArray1.concat(wordArray2);
         */
        concat: function (wordArray) {
            // Shortcuts
            var thisWords = this.words;
            var thatWords = wordArray.words;
            var thisSigBytes = this.sigBytes;
            var thatSigBytes = wordArray.sigBytes;

            // Clamp excess bits
            this.clamp();

            // Concat
            if (thisSigBytes % 4) {
                // Copy one byte at a time
                for (var i = 0; i < thatSigBytes; i++) {
                    var thatByte = (thatWords[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
                    thisWords[(thisSigBytes + i) >>> 2] |= thatByte << (24 - ((thisSigBytes + i) % 4) * 8);
                }
            } else if (thatWords.length > 0xffff) {
                // Copy one word at a time
                for (var i = 0; i < thatSigBytes; i += 4) {
                    thisWords[(thisSigBytes + i) >>> 2] = thatWords[i >>> 2];
                }
            } else {
                // Copy all words at once
                thisWords.push.apply(thisWords, thatWords);
            }
            this.sigBytes += thatSigBytes;

            // Chainable
            return this;
        },

        /**
         * Removes insignificant bits.
         *
         * @example
         *
         *     wordArray.clamp();
         */
        clamp: function () {
            // Shortcuts
            var words = this.words;
            var sigBytes = this.sigBytes;

            // Clamp
            words[sigBytes >>> 2] &= 0xffffffff << (32 - (sigBytes % 4) * 8);
            words.length = Math.ceil(sigBytes / 4);
        },

        /**
         * Creates a copy of this word array.
         *
         * @return {WordArray} The clone.
         *
         * @example
         *
         *     var clone = wordArray.clone();
         */
        clone: function () {
            var clone = Base.clone.call(this);
            clone.words = this.words.slice(0);

            return clone;
        },

        /**
         * Creates a word array filled with random bytes.
         *
         * @param {number} nBytes The number of random bytes to generate.
         *
         * @return {WordArray} The random word array.
         *
         * @static
         *
         * @example
         *
         *     var wordArray = CryptoJS.lib.WordArray.random(16);
         */
        random: function (nBytes) {
            var words = [];
            for (var i = 0; i < nBytes; i += 4) {
                words.push((Math.random() * 0x100000000) | 0);
            }

            return new WordArray.init(words, nBytes);
        }
    });

    /**
     * Encoder namespace.
     */
    var C_enc = C.enc = {};

    /**
     * Hex encoding strategy.
     */
    var Hex = C_enc.Hex = {
        /**
         * Converts a word array to a hex string.
         *
         * @param {WordArray} wordArray The word array.
         *
         * @return {string} The hex string.
         *
         * @static
         *
         * @example
         *
         *     var hexString = CryptoJS.enc.Hex.stringify(wordArray);
         */
        stringify: function (wordArray) {
            // Shortcuts
            var words = wordArray.words;
            var sigBytes = wordArray.sigBytes;

            // Convert
            var hexChars = [];
            for (var i = 0; i < sigBytes; i++) {
                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
                hexChars.push((bite >>> 4).toString(16));
                hexChars.push((bite & 0x0f).toString(16));
            }

            return hexChars.join('');
        },

        /**
         * Converts a hex string to a word array.
         *
         * @param {string} hexStr The hex string.
         *
         * @return {WordArray} The word array.
         *
         * @static
         *
         * @example
         *
         *     var wordArray = CryptoJS.enc.Hex.parse(hexString);
         */
        parse: function (hexStr) {
            // Shortcut
            var hexStrLength = hexStr.length;

            // Convert
            var words = [];
            for (var i = 0; i < hexStrLength; i += 2) {
                words[i >>> 3] |= parseInt(hexStr.substr(i, 2), 16) << (24 - (i % 8) * 4);
            }

            return new WordArray.init(words, hexStrLength / 2);
        }
    };

    /**
     * Latin1 encoding strategy.
     */
    var Latin1 = C_enc.Latin1 = {
        /**
         * Converts a word array to a Latin1 string.
         *
         * @param {WordArray} wordArray The word array.
         *
         * @return {string} The Latin1 string.
         *
         * @static
         *
         * @example
         *
         *     var latin1String = CryptoJS.enc.Latin1.stringify(wordArray);
         */
        stringify: function (wordArray) {
            // Shortcuts
            var words = wordArray.words;
            var sigBytes = wordArray.sigBytes;

            // Convert
            var latin1Chars = [];
            for (var i = 0; i < sigBytes; i++) {
                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
                latin1Chars.push(String.fromCharCode(bite));
            }

            return latin1Chars.join('');
        },

        /**
         * Converts a Latin1 string to a word array.
         *
         * @param {string} latin1Str The Latin1 string.
         *
         * @return {WordArray} The word array.
         *
         * @static
         *
         * @example
         *
         *     var wordArray = CryptoJS.enc.Latin1.parse(latin1String);
         */
        parse: function (latin1Str) {
            // Shortcut
            var latin1StrLength = latin1Str.length;

            // Convert
            var words = [];
            for (var i = 0; i < latin1StrLength; i++) {
                words[i >>> 2] |= (latin1Str.charCodeAt(i) & 0xff) << (24 - (i % 4) * 8);
            }

            return new WordArray.init(words, latin1StrLength);
        }
    };

    /**
     * UTF-8 encoding strategy.
     */
    var Utf8 = C_enc.Utf8 = {
        /**
         * Converts a word array to a UTF-8 string.
         *
         * @param {WordArray} wordArray The word array.
         *
         * @return {string} The UTF-8 string.
         *
         * @static
         *
         * @example
         *
         *     var utf8String = CryptoJS.enc.Utf8.stringify(wordArray);
         */
        stringify: function (wordArray) {
            try {
                return decodeURIComponent(escape(Latin1.stringify(wordArray)));
            } catch (e) {
                throw new Error('Malformed UTF-8 data');
            }
        },

        /**
         * Converts a UTF-8 string to a word array.
         *
         * @param {string} utf8Str The UTF-8 string.
         *
         * @return {WordArray} The word array.
         *
         * @static
         *
         * @example
         *
         *     var wordArray = CryptoJS.enc.Utf8.parse(utf8String);
         */
        parse: function (utf8Str) {
            return Latin1.parse(unescape(encodeURIComponent(utf8Str)));
        }
    };

    /**
     * Abstract buffered block algorithm template.
     *
     * The property blockSize must be implemented in a concrete subtype.
     *
     * @property {number} _minBufferSize The number of blocks that should be kept unprocessed in the buffer. Default: 0
     */
    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm = Base.extend({
        /**
         * Resets this block algorithm's data buffer to its initial state.
         *
         * @example
         *
         *     bufferedBlockAlgorithm.reset();
         */
        reset: function () {
            // Initial values
            this._data = new WordArray.init();
            this._nDataBytes = 0;
        },

        /**
         * Adds new data to this block algorithm's buffer.
         *
         * @param {WordArray|string} data The data to append. Strings are converted to a WordArray using UTF-8.
         *
         * @example
         *
         *     bufferedBlockAlgorithm._append('data');
         *     bufferedBlockAlgorithm._append(wordArray);
         */
        _append: function (data) {
            // Convert string to WordArray, else assume WordArray already
            if (typeof data == 'string') {
                data = Utf8.parse(data);
            }

            // Append
            this._data.concat(data);
            this._nDataBytes += data.sigBytes;
        },

        /**
         * Processes available data blocks.
         *
         * This method invokes _doProcessBlock(offset), which must be implemented by a concrete subtype.
         *
         * @param {boolean} doFlush Whether all blocks and partial blocks should be processed.
         *
         * @return {WordArray} The processed data.
         *
         * @example
         *
         *     var processedData = bufferedBlockAlgorithm._process();
         *     var processedData = bufferedBlockAlgorithm._process(!!'flush');
         */
        _process: function (doFlush) {
            // Shortcuts
            var data = this._data;
            var dataWords = data.words;
            var dataSigBytes = data.sigBytes;
            var blockSize = this.blockSize;
            var blockSizeBytes = blockSize * 4;

            // Count blocks ready
            var nBlocksReady = dataSigBytes / blockSizeBytes;
            if (doFlush) {
                // Round up to include partial blocks
                nBlocksReady = Math.ceil(nBlocksReady);
            } else {
                // Round down to include only full blocks,
                // less the number of blocks that must remain in the buffer
                nBlocksReady = Math.max((nBlocksReady | 0) - this._minBufferSize, 0);
            }

            // Count words ready
            var nWordsReady = nBlocksReady * blockSize;

            // Count bytes ready
            var nBytesReady = Math.min(nWordsReady * 4, dataSigBytes);

            // Process blocks
            if (nWordsReady) {
                for (var offset = 0; offset < nWordsReady; offset += blockSize) {
                    // Perform concrete-algorithm logic
                    this._doProcessBlock(dataWords, offset);
                }

                // Remove processed words
                var processedWords = dataWords.splice(0, nWordsReady);
                data.sigBytes -= nBytesReady;
            }

            // Return processed words
            return new WordArray.init(processedWords, nBytesReady);
        },

        /**
         * Creates a copy of this object.
         *
         * @return {Object} The clone.
         *
         * @example
         *
         *     var clone = bufferedBlockAlgorithm.clone();
         */
        clone: function () {
            var clone = Base.clone.call(this);
            clone._data = this._data.clone();

            return clone;
        },

        _minBufferSize: 0
    });

    /**
     * Abstract hasher template.
     *
     * @property {number} blockSize The number of 32-bit words this hasher operates on. Default: 16 (512 bits)
     */
    var Hasher = C_lib.Hasher = BufferedBlockAlgorithm.extend({
        /**
         * Configuration options.
         */
        cfg: Base.extend(),

        /**
         * Initializes a newly created hasher.
         *
         * @param {Object} cfg (Optional) The configuration options to use for this hash computation.
         *
         * @example
         *
         *     var hasher = CryptoJS.algo.SHA256.create();
         */
        init: function (cfg) {
            // Apply config defaults
            this.cfg = this.cfg.extend(cfg);

            // Set initial values
            this.reset();
        },

        /**
         * Resets this hasher to its initial state.
         *
         * @example
         *
         *     hasher.reset();
         */
        reset: function () {
            // Reset data buffer
            BufferedBlockAlgorithm.reset.call(this);

            // Perform concrete-hasher logic
            this._doReset();
        },

        /**
         * Updates this hasher with a message.
         *
         * @param {WordArray|string} messageUpdate The message to append.
         *
         * @return {Hasher} This hasher.
         *
         * @example
         *
         *     hasher.update('message');
         *     hasher.update(wordArray);
         */
        update: function (messageUpdate) {
            // Append
            this._append(messageUpdate);

            // Update the hash
            this._process();

            // Chainable
            return this;
        },

        /**
         * Finalizes the hash computation.
         * Note that the finalize operation is effectively a destructive, read-once operation.
         *
         * @param {WordArray|string} messageUpdate (Optional) A final message update.
         *
         * @return {WordArray} The hash.
         *
         * @example
         *
         *     var hash = hasher.finalize();
         *     var hash = hasher.finalize('message');
         *     var hash = hasher.finalize(wordArray);
         */
        finalize: function (messageUpdate) {
            // Final message update
            if (messageUpdate) {
                this._append(messageUpdate);
            }

            // Perform concrete-hasher logic
            var hash = this._doFinalize();

            return hash;
        },

        blockSize: 512/32,

        /**
         * Creates a shortcut function to a hasher's object interface.
         *
         * @param {Hasher} hasher The hasher to create a helper for.
         *
         * @return {Function} The shortcut function.
         *
         * @static
         *
         * @example
         *
         *     var SHA256 = CryptoJS.lib.Hasher._createHelper(CryptoJS.algo.SHA256);
         */
        _createHelper: function (hasher) {
            return function (message, cfg) {
                return new hasher.init(cfg).finalize(message);
            };
        },

        /**
         * Creates a shortcut function to the HMAC's object interface.
         *
         * @param {Hasher} hasher The hasher to use in this HMAC helper.
         *
         * @return {Function} The shortcut function.
         *
         * @static
         *
         * @example
         *
         *     var HmacSHA256 = CryptoJS.lib.Hasher._createHmacHelper(CryptoJS.algo.SHA256);
         */
        _createHmacHelper: function (hasher) {
            return function (message, key) {
                return new C_algo.HMAC.init(hasher, key).finalize(message);
            };
        }
    });

    /**
     * Algorithm namespace.
     */
    var C_algo = C.algo = {};

    return C;
}(Math));

(function (Math) {
    // Shortcuts
    var C = CryptoJS;
    var C_lib = C.lib;
    var WordArray = C_lib.WordArray;
    var Hasher = C_lib.Hasher;
    var C_algo = C.algo;

    // Initialization and round constants tables
    var H = [];
    var K = [];

    // Compute constants
    (function () {
        function isPrime(n) {
            var sqrtN = Math.sqrt(n);
            for (var factor = 2; factor <= sqrtN; factor++) {
                if (!(n % factor)) {
                    return false;
                }
            }

            return true;
        }

        function getFractionalBits(n) {
            return ((n - (n | 0)) * 0x100000000) | 0;
        }

        var n = 2;
        var nPrime = 0;
        while (nPrime < 64) {
            if (isPrime(n)) {
                if (nPrime < 8) {
                    H[nPrime] = getFractionalBits(Math.pow(n, 1 / 2));
                }
                K[nPrime] = getFractionalBits(Math.pow(n, 1 / 3));

                nPrime++;
            }

            n++;
        }
    }());

    // Reusable object
    var W = [];

    /**
     * SHA-256 hash algorithm.
     */
    var SHA256 = C_algo.SHA256 = Hasher.extend({
        _doReset: function () {
            this._hash = new WordArray.init(H.slice(0));
        },

        _doProcessBlock: function (M, offset) {
            // Shortcut
            var H = this._hash.words;

            // Working variables
            var a = H[0];
            var b = H[1];
            var c = H[2];
            var d = H[3];
            var e = H[4];
            var f = H[5];
            var g = H[6];
            var h = H[7];

            // Computation
            for (var i = 0; i < 64; i++) {
                if (i < 16) {
                    W[i] = M[offset + i] | 0;
                } else {
                    var gamma0x = W[i - 15];
                    var gamma0  = ((gamma0x << 25) | (gamma0x >>> 7))  ^
                                  ((gamma0x << 14) | (gamma0x >>> 18)) ^
                                   (gamma0x >>> 3);

                    var gamma1x = W[i - 2];
                    var gamma1  = ((gamma1x << 15) | (gamma1x >>> 17)) ^
                                  ((gamma1x << 13) | (gamma1x >>> 19)) ^
                                   (gamma1x >>> 10);

                    W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16];
                }

                var ch  = (e & f) ^ (~e & g);
                var maj = (a & b) ^ (a & c) ^ (b & c);

                var sigma0 = ((a << 30) | (a >>> 2)) ^ ((a << 19) | (a >>> 13)) ^ ((a << 10) | (a >>> 22));
                var sigma1 = ((e << 26) | (e >>> 6)) ^ ((e << 21) | (e >>> 11)) ^ ((e << 7)  | (e >>> 25));

                var t1 = h + sigma1 + ch + K[i] + W[i];
                var t2 = sigma0 + maj;

                h = g;
                g = f;
                f = e;
                e = (d + t1) | 0;
                d = c;
                c = b;
                b = a;
                a = (t1 + t2) | 0;
            }

            // Intermediate hash value
            H[0] = (H[0] + a) | 0;
            H[1] = (H[1] + b) | 0;
            H[2] = (H[2] + c) | 0;
            H[3] = (H[3] + d) | 0;
            H[4] = (H[4] + e) | 0;
            H[5] = (H[5] + f) | 0;
            H[6] = (H[6] + g) | 0;
            H[7] = (H[7] + h) | 0;
        },

        _doFinalize: function () {
            // Shortcuts
            var data = this._data;
            var dataWords = data.words;

            var nBitsTotal = this._nDataBytes * 8;
            var nBitsLeft = data.sigBytes * 8;

            // Add padding
            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
            data.sigBytes = dataWords.length * 4;

            // Hash final blocks
            this._process();

            // Return final computed hash
            return this._hash;
        },

        clone: function () {
            var clone = Hasher.clone.call(this);
            clone._hash = this._hash.clone();

            return clone;
        }
    });

    /**
     * Shortcut function to the hasher's object interface.
     *
     * @param {WordArray|string} message The message to hash.
     *
     * @return {WordArray} The hash.
     *
     * @static
     *
     * @example
     *
     *     var hash = CryptoJS.SHA256('message');
     *     var hash = CryptoJS.SHA256(wordArray);
     */
    C.SHA256 = Hasher._createHelper(SHA256);

    /**
     * Shortcut function to the HMAC's object interface.
     *
     * @param {WordArray|string} message The message to hash.
     * @param {WordArray|string} key The secret key.
     *
     * @return {WordArray} The HMAC.
     *
     * @static
     *
     * @example
     *
     *     var hmac = CryptoJS.HmacSHA256(message, key);
     */
    C.HmacSHA256 = Hasher._createHmacHelper(SHA256);
}(Math));

(function () {
    // Shortcuts
    var C = CryptoJS;
    var C_lib = C.lib;
    var Base = C_lib.Base;
    var C_enc = C.enc;
    var Utf8 = C_enc.Utf8;
    var C_algo = C.algo;

    /**
     * HMAC algorithm.
     */
    var HMAC = C_algo.HMAC = Base.extend({
        /**
         * Initializes a newly created HMAC.
         *
         * @param {Hasher} hasher The hash algorithm to use.
         * @param {WordArray|string} key The secret key.
         *
         * @example
         *
         *     var hmacHasher = CryptoJS.algo.HMAC.create(CryptoJS.algo.SHA256, key);
         */
        init: function (hasher, key) {
            // Init hasher
            hasher = this._hasher = new hasher.init();

            // Convert string to WordArray, else assume WordArray already
            if (typeof key == 'string') {
                key = Utf8.parse(key);
            }

            // Shortcuts
            var hasherBlockSize = hasher.blockSize;
            var hasherBlockSizeBytes = hasherBlockSize * 4;

            // Allow arbitrary length keys
            if (key.sigBytes > hasherBlockSizeBytes) {
                key = hasher.finalize(key);
            }

            // Clamp excess bits
            key.clamp();

            // Clone key for inner and outer pads
            var oKey = this._oKey = key.clone();
            var iKey = this._iKey = key.clone();

            // Shortcuts
            var oKeyWords = oKey.words;
            var iKeyWords = iKey.words;

            // XOR keys with pad constants
            for (var i = 0; i < hasherBlockSize; i++) {
                oKeyWords[i] ^= 0x5c5c5c5c;
                iKeyWords[i] ^= 0x36363636;
            }
            oKey.sigBytes = iKey.sigBytes = hasherBlockSizeBytes;

            // Set initial values
            this.reset();
        },

        /**
         * Resets this HMAC to its initial state.
         *
         * @example
         *
         *     hmacHasher.reset();
         */
        reset: function () {
            // Shortcut
            var hasher = this._hasher;

            // Reset
            hasher.reset();
            hasher.update(this._iKey);
        },

        /**
         * Updates this HMAC with a message.
         *
         * @param {WordArray|string} messageUpdate The message to append.
         *
         * @return {HMAC} This HMAC instance.
         *
         * @example
         *
         *     hmacHasher.update('message');
         *     hmacHasher.update(wordArray);
         */
        update: function (messageUpdate) {
            this._hasher.update(messageUpdate);

            // Chainable
            return this;
        },

        /**
         * Finalizes the HMAC computation.
         * Note that the finalize operation is effectively a destructive, read-once operation.
         *
         * @param {WordArray|string} messageUpdate (Optional) A final message update.
         *
         * @return {WordArray} The HMAC.
         *
         * @example
         *
         *     var hmac = hmacHasher.finalize();
         *     var hmac = hmacHasher.finalize('message');
         *     var hmac = hmacHasher.finalize(wordArray);
         */
        finalize: function (messageUpdate) {
            // Shortcut
            var hasher = this._hasher;

            // Compute HMAC
            var innerHash = hasher.finalize(messageUpdate);
            hasher.reset();
            var hmac = hasher.finalize(this._oKey.clone().concat(innerHash));

            return hmac;
        }
    });
}());

(function () {
    // Shortcuts
    var C = CryptoJS;
    var C_lib = C.lib;
    var WordArray = C_lib.WordArray;
    var C_enc = C.enc;

    /**
     * Base64 encoding strategy.
     */
    var Base64 = C_enc.Base64 = {
        /**
         * Converts a word array to a Base64 string.
         *
         * @param {WordArray} wordArray The word array.
         *
         * @return {string} The Base64 string.
         *
         * @static
         *
         * @example
         *
         *     var base64String = CryptoJS.enc.Base64.stringify(wordArray);
         */
        stringify: function (wordArray) {
            // Shortcuts
            var words = wordArray.words;
            var sigBytes = wordArray.sigBytes;
            var map = this._map;

            // Clamp excess bits
            wordArray.clamp();

            // Convert
            var base64Chars = [];
            for (var i = 0; i < sigBytes; i += 3) {
                var byte1 = (words[i >>> 2]       >>> (24 - (i % 4) * 8))       & 0xff;
                var byte2 = (words[(i + 1) >>> 2] >>> (24 - ((i + 1) % 4) * 8)) & 0xff;
                var byte3 = (words[(i + 2) >>> 2] >>> (24 - ((i + 2) % 4) * 8)) & 0xff;

                var triplet = (byte1 << 16) | (byte2 << 8) | byte3;

                for (var j = 0; (j < 4) && (i + j * 0.75 < sigBytes); j++) {
                    base64Chars.push(map.charAt((triplet >>> (6 * (3 - j))) & 0x3f));
                }
            }

            // Add padding
            var paddingChar = map.charAt(64);
            if (paddingChar) {
                while (base64Chars.length % 4) {
                    base64Chars.push(paddingChar);
                }
            }

            return base64Chars.join('');
        },

        /**
         * Converts a Base64 string to a word array.
         *
         * @param {string} base64Str The Base64 string.
         *
         * @return {WordArray} The word array.
         *
         * @static
         *
         * @example
         *
         *     var wordArray = CryptoJS.enc.Base64.parse(base64String);
         */
        parse: function (base64Str) {
            // Shortcuts
            var base64StrLength = base64Str.length;
            var map = this._map;

            // Ignore padding
            var paddingChar = map.charAt(64);
            if (paddingChar) {
                var paddingIndex = base64Str.indexOf(paddingChar);
                if (paddingIndex != -1) {
                    base64StrLength = paddingIndex;
                }
            }

            // Convert
            var words = [];
            var nBytes = 0;
            for (var i = 0; i < base64StrLength; i++) {
                if (i % 4) {
                    var bits1 = map.indexOf(base64Str.charAt(i - 1)) << ((i % 4) * 2);
                    var bits2 = map.indexOf(base64Str.charAt(i)) >>> (6 - (i % 4) * 2);
                    words[nBytes >>> 2] |= (bits1 | bits2) << (24 - (nBytes % 4) * 8);
                    nBytes++;
                }
            }

            return WordArray.create(words, nBytes);
        },

        _map: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='
    };
}());

(function (Math) {
    // Shortcuts
    var C = CryptoJS;
    var C_lib = C.lib;
    var WordArray = C_lib.WordArray;
    var Hasher = C_lib.Hasher;
    var C_algo = C.algo;

    // Constants table
    var T = [];

    // Compute constants
    (function () {
        for (var i = 0; i < 64; i++) {
            T[i] = (Math.abs(Math.sin(i + 1)) * 0x100000000) | 0;
        }
    }());

    /**
     * MD5 hash algorithm.
     */
    var MD5 = C_algo.MD5 = Hasher.extend({
        _doReset: function () {
            this._hash = new WordArray.init([
                0x67452301, 0xefcdab89,
                0x98badcfe, 0x10325476
            ]);
        },

        _doProcessBlock: function (M, offset) {
            // Swap endian
            for (var i = 0; i < 16; i++) {
                // Shortcuts
                var offset_i = offset + i;
                var M_offset_i = M[offset_i];

                M[offset_i] = (
                    (((M_offset_i << 8)  | (M_offset_i >>> 24)) & 0x00ff00ff) |
                    (((M_offset_i << 24) | (M_offset_i >>> 8))  & 0xff00ff00)
                );
            }

            // Shortcuts
            var H = this._hash.words;

            var M_offset_0  = M[offset + 0];
            var M_offset_1  = M[offset + 1];
            var M_offset_2  = M[offset + 2];
            var M_offset_3  = M[offset + 3];
            var M_offset_4  = M[offset + 4];
            var M_offset_5  = M[offset + 5];
            var M_offset_6  = M[offset + 6];
            var M_offset_7  = M[offset + 7];
            var M_offset_8  = M[offset + 8];
            var M_offset_9  = M[offset + 9];
            var M_offset_10 = M[offset + 10];
            var M_offset_11 = M[offset + 11];
            var M_offset_12 = M[offset + 12];
            var M_offset_13 = M[offset + 13];
            var M_offset_14 = M[offset + 14];
            var M_offset_15 = M[offset + 15];

            // Working varialbes
            var a = H[0];
            var b = H[1];
            var c = H[2];
            var d = H[3];

            // Computation
            a = FF(a, b, c, d, M_offset_0,  7,  T[0]);
            d = FF(d, a, b, c, M_offset_1,  12, T[1]);
            c = FF(c, d, a, b, M_offset_2,  17, T[2]);
            b = FF(b, c, d, a, M_offset_3,  22, T[3]);
            a = FF(a, b, c, d, M_offset_4,  7,  T[4]);
            d = FF(d, a, b, c, M_offset_5,  12, T[5]);
            c = FF(c, d, a, b, M_offset_6,  17, T[6]);
            b = FF(b, c, d, a, M_offset_7,  22, T[7]);
            a = FF(a, b, c, d, M_offset_8,  7,  T[8]);
            d = FF(d, a, b, c, M_offset_9,  12, T[9]);
            c = FF(c, d, a, b, M_offset_10, 17, T[10]);
            b = FF(b, c, d, a, M_offset_11, 22, T[11]);
            a = FF(a, b, c, d, M_offset_12, 7,  T[12]);
            d = FF(d, a, b, c, M_offset_13, 12, T[13]);
            c = FF(c, d, a, b, M_offset_14, 17, T[14]);
            b = FF(b, c, d, a, M_offset_15, 22, T[15]);

            a = GG(a, b, c, d, M_offset_1,  5,  T[16]);
            d = GG(d, a, b, c, M_offset_6,  9,  T[17]);
            c = GG(c, d, a, b, M_offset_11, 14, T[18]);
            b = GG(b, c, d, a, M_offset_0,  20, T[19]);
            a = GG(a, b, c, d, M_offset_5,  5,  T[20]);
            d = GG(d, a, b, c, M_offset_10, 9,  T[21]);
            c = GG(c, d, a, b, M_offset_15, 14, T[22]);
            b = GG(b, c, d, a, M_offset_4,  20, T[23]);
            a = GG(a, b, c, d, M_offset_9,  5,  T[24]);
            d = GG(d, a, b, c, M_offset_14, 9,  T[25]);
            c = GG(c, d, a, b, M_offset_3,  14, T[26]);
            b = GG(b, c, d, a, M_offset_8,  20, T[27]);
            a = GG(a, b, c, d, M_offset_13, 5,  T[28]);
            d = GG(d, a, b, c, M_offset_2,  9,  T[29]);
            c = GG(c, d, a, b, M_offset_7,  14, T[30]);
            b = GG(b, c, d, a, M_offset_12, 20, T[31]);

            a = HH(a, b, c, d, M_offset_5,  4,  T[32]);
            d = HH(d, a, b, c, M_offset_8,  11, T[33]);
            c = HH(c, d, a, b, M_offset_11, 16, T[34]);
            b = HH(b, c, d, a, M_offset_14, 23, T[35]);
            a = HH(a, b, c, d, M_offset_1,  4,  T[36]);
            d = HH(d, a, b, c, M_offset_4,  11, T[37]);
            c = HH(c, d, a, b, M_offset_7,  16, T[38]);
            b = HH(b, c, d, a, M_offset_10, 23, T[39]);
            a = HH(a, b, c, d, M_offset_13, 4,  T[40]);
            d = HH(d, a, b, c, M_offset_0,  11, T[41]);
            c = HH(c, d, a, b, M_offset_3,  16, T[42]);
            b = HH(b, c, d, a, M_offset_6,  23, T[43]);
            a = HH(a, b, c, d, M_offset_9,  4,  T[44]);
            d = HH(d, a, b, c, M_offset_12, 11, T[45]);
            c = HH(c, d, a, b, M_offset_15, 16, T[46]);
            b = HH(b, c, d, a, M_offset_2,  23, T[47]);

            a = II(a, b, c, d, M_offset_0,  6,  T[48]);
            d = II(d, a, b, c, M_offset_7,  10, T[49]);
            c = II(c, d, a, b, M_offset_14, 15, T[50]);
            b = II(b, c, d, a, M_offset_5,  21, T[51]);
            a = II(a, b, c, d, M_offset_12, 6,  T[52]);
            d = II(d, a, b, c, M_offset_3,  10, T[53]);
            c = II(c, d, a, b, M_offset_10, 15, T[54]);
            b = II(b, c, d, a, M_offset_1,  21, T[55]);
            a = II(a, b, c, d, M_offset_8,  6,  T[56]);
            d = II(d, a, b, c, M_offset_15, 10, T[57]);
            c = II(c, d, a, b, M_offset_6,  15, T[58]);
            b = II(b, c, d, a, M_offset_13, 21, T[59]);
            a = II(a, b, c, d, M_offset_4,  6,  T[60]);
            d = II(d, a, b, c, M_offset_11, 10, T[61]);
            c = II(c, d, a, b, M_offset_2,  15, T[62]);
            b = II(b, c, d, a, M_offset_9,  21, T[63]);

            // Intermediate hash value
            H[0] = (H[0] + a) | 0;
            H[1] = (H[1] + b) | 0;
            H[2] = (H[2] + c) | 0;
            H[3] = (H[3] + d) | 0;
        },

        _doFinalize: function () {
            // Shortcuts
            var data = this._data;
            var dataWords = data.words;

            var nBitsTotal = this._nDataBytes * 8;
            var nBitsLeft = data.sigBytes * 8;

            // Add padding
            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);

            var nBitsTotalH = Math.floor(nBitsTotal / 0x100000000);
            var nBitsTotalL = nBitsTotal;
            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = (
                (((nBitsTotalH << 8)  | (nBitsTotalH >>> 24)) & 0x00ff00ff) |
                (((nBitsTotalH << 24) | (nBitsTotalH >>> 8))  & 0xff00ff00)
            );
            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = (
                (((nBitsTotalL << 8)  | (nBitsTotalL >>> 24)) & 0x00ff00ff) |
                (((nBitsTotalL << 24) | (nBitsTotalL >>> 8))  & 0xff00ff00)
            );

            data.sigBytes = (dataWords.length + 1) * 4;

            // Hash final blocks
            this._process();

            // Shortcuts
            var hash = this._hash;
            var H = hash.words;

            // Swap endian
            for (var i = 0; i < 4; i++) {
                // Shortcut
                var H_i = H[i];

                H[i] = (((H_i << 8)  | (H_i >>> 24)) & 0x00ff00ff) |
                       (((H_i << 24) | (H_i >>> 8))  & 0xff00ff00);
            }

            // Return final computed hash
            return hash;
        },

        clone: function () {
            var clone = Hasher.clone.call(this);
            clone._hash = this._hash.clone();

            return clone;
        }
    });

    function FF(a, b, c, d, x, s, t) {
        var n = a + ((b & c) | (~b & d)) + x + t;
        return ((n << s) | (n >>> (32 - s))) + b;
    }

    function GG(a, b, c, d, x, s, t) {
        var n = a + ((b & d) | (c & ~d)) + x + t;
        return ((n << s) | (n >>> (32 - s))) + b;
    }

    function HH(a, b, c, d, x, s, t) {
        var n = a + (b ^ c ^ d) + x + t;
        return ((n << s) | (n >>> (32 - s))) + b;
    }

    function II(a, b, c, d, x, s, t) {
        var n = a + (c ^ (b | ~d)) + x + t;
        return ((n << s) | (n >>> (32 - s))) + b;
    }

    /**
     * Shortcut function to the hasher's object interface.
     *
     * @param {WordArray|string} message The message to hash.
     *
     * @return {WordArray} The hash.
     *
     * @static
     *
     * @example
     *
     *     var hash = CryptoJS.MD5('message');
     *     var hash = CryptoJS.MD5(wordArray);
     */
    C.MD5 = Hasher._createHelper(MD5);

    /**
     * Shortcut function to the HMAC's object interface.
     *
     * @param {WordArray|string} message The message to hash.
     * @param {WordArray|string} key The secret key.
     *
     * @return {WordArray} The HMAC.
     *
     * @static
     *
     * @example
     *
     *     var hmac = CryptoJS.HmacMD5(message, key);
     */
    C.HmacMD5 = Hasher._createHmacHelper(MD5);
}(Math));

(function () {
    // Shortcuts
    var C = CryptoJS;
    var C_lib = C.lib;
    var Base = C_lib.Base;
    var WordArray = C_lib.WordArray;
    var C_algo = C.algo;
    var MD5 = C_algo.MD5;

    /**
     * This key derivation function is meant to conform with EVP_BytesToKey.
     * www.openssl.org/docs/crypto/EVP_BytesToKey.html
     */
    var EvpKDF = C_algo.EvpKDF = Base.extend({
        /**
         * Configuration options.
         *
         * @property {number} keySize The key size in words to generate. Default: 4 (128 bits)
         * @property {Hasher} hasher The hash algorithm to use. Default: MD5
         * @property {number} iterations The number of iterations to perform. Default: 1
         */
        cfg: Base.extend({
            keySize: 128/32,
            hasher: MD5,
            iterations: 1
        }),

        /**
         * Initializes a newly created key derivation function.
         *
         * @param {Object} cfg (Optional) The configuration options to use for the derivation.
         *
         * @example
         *
         *     var kdf = CryptoJS.algo.EvpKDF.create();
         *     var kdf = CryptoJS.algo.EvpKDF.create({ keySize: 8 });
         *     var kdf = CryptoJS.algo.EvpKDF.create({ keySize: 8, iterations: 1000 });
         */
        init: function (cfg) {
            this.cfg = this.cfg.extend(cfg);
        },

        /**
         * Derives a key from a password.
         *
         * @param {WordArray|string} password The password.
         * @param {WordArray|string} salt A salt.
         *
         * @return {WordArray} The derived key.
         *
         * @example
         *
         *     var key = kdf.compute(password, salt);
         */
        compute: function (password, salt) {
            // Shortcut
            var cfg = this.cfg;

            // Init hasher
            var hasher = cfg.hasher.create();

            // Initial values
            var derivedKey = WordArray.create();

            // Shortcuts
            var derivedKeyWords = derivedKey.words;
            var keySize = cfg.keySize;
            var iterations = cfg.iterations;

            // Generate key
            while (derivedKeyWords.length < keySize) {
                if (block) {
                    hasher.update(block);
                }
                var block = hasher.update(password).finalize(salt);
                hasher.reset();

                // Iterations
                for (var i = 1; i < iterations; i++) {
                    block = hasher.finalize(block);
                    hasher.reset();
                }

                derivedKey.concat(block);
            }
            derivedKey.sigBytes = keySize * 4;

            return derivedKey;
        }
    });

    /**
     * Derives a key from a password.
     *
     * @param {WordArray|string} password The password.
     * @param {WordArray|string} salt A salt.
     * @param {Object} cfg (Optional) The configuration options to use for this computation.
     *
     * @return {WordArray} The derived key.
     *
     * @static
     *
     * @example
     *
     *     var key = CryptoJS.EvpKDF(password, salt);
     *     var key = CryptoJS.EvpKDF(password, salt, { keySize: 8 });
     *     var key = CryptoJS.EvpKDF(password, salt, { keySize: 8, iterations: 1000 });
     */
    C.EvpKDF = function (password, salt, cfg) {
        return EvpKDF.create(cfg).compute(password, salt);
    };
}());

/**
 * Cipher core components.
 */
CryptoJS.lib.Cipher || (function (undefined) {
    // Shortcuts
    var C = CryptoJS;
    var C_lib = C.lib;
    var Base = C_lib.Base;
    var WordArray = C_lib.WordArray;
    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm;
    var C_enc = C.enc;
    var Utf8 = C_enc.Utf8;
    var Base64 = C_enc.Base64;
    var C_algo = C.algo;
    var EvpKDF = C_algo.EvpKDF;

    /**
     * Abstract base cipher template.
     *
     * @property {number} keySize This cipher's key size. Default: 4 (128 bits)
     * @property {number} ivSize This cipher's IV size. Default: 4 (128 bits)
     * @property {number} _ENC_XFORM_MODE A constant representing encryption mode.
     * @property {number} _DEC_XFORM_MODE A constant representing decryption mode.
     */
    var Cipher = C_lib.Cipher = BufferedBlockAlgorithm.extend({
        /**
         * Configuration options.
         *
         * @property {WordArray} iv The IV to use for this operation.
         */
        cfg: Base.extend(),

        /**
         * Creates this cipher in encryption mode.
         *
         * @param {WordArray} key The key.
         * @param {Object} cfg (Optional) The configuration options to use for this operation.
         *
         * @return {Cipher} A cipher instance.
         *
         * @static
         *
         * @example
         *
         *     var cipher = CryptoJS.algo.AES.createEncryptor(keyWordArray, { iv: ivWordArray });
         */
        createEncryptor: function (key, cfg) {
            return this.create(this._ENC_XFORM_MODE, key, cfg);
        },

        /**
         * Creates this cipher in decryption mode.
         *
         * @param {WordArray} key The key.
         * @param {Object} cfg (Optional) The configuration options to use for this operation.
         *
         * @return {Cipher} A cipher instance.
         *
         * @static
         *
         * @example
         *
         *     var cipher = CryptoJS.algo.AES.createDecryptor(keyWordArray, { iv: ivWordArray });
         */
        createDecryptor: function (key, cfg) {
            return this.create(this._DEC_XFORM_MODE, key, cfg);
        },

        /**
         * Initializes a newly created cipher.
         *
         * @param {number} xformMode Either the encryption or decryption transormation mode constant.
         * @param {WordArray} key The key.
         * @param {Object} cfg (Optional) The configuration options to use for this operation.
         *
         * @example
         *
         *     var cipher = CryptoJS.algo.AES.create(CryptoJS.algo.AES._ENC_XFORM_MODE, keyWordArray, { iv: ivWordArray });
         */
        init: function (xformMode, key, cfg) {
            // Apply config defaults
            this.cfg = this.cfg.extend(cfg);

            // Store transform mode and key
            this._xformMode = xformMode;
            this._key = key;

            // Set initial values
            this.reset();
        },

        /**
         * Resets this cipher to its initial state.
         *
         * @example
         *
         *     cipher.reset();
         */
        reset: function () {
            // Reset data buffer
            BufferedBlockAlgorithm.reset.call(this);

            // Perform concrete-cipher logic
            this._doReset();
        },

        /**
         * Adds data to be encrypted or decrypted.
         *
         * @param {WordArray|string} dataUpdate The data to encrypt or decrypt.
         *
         * @return {WordArray} The data after processing.
         *
         * @example
         *
         *     var encrypted = cipher.process('data');
         *     var encrypted = cipher.process(wordArray);
         */
        process: function (dataUpdate) {
            // Append
            this._append(dataUpdate);

            // Process available blocks
            return this._process();
        },

        /**
         * Finalizes the encryption or decryption process.
         * Note that the finalize operation is effectively a destructive, read-once operation.
         *
         * @param {WordArray|string} dataUpdate The final data to encrypt or decrypt.
         *
         * @return {WordArray} The data after final processing.
         *
         * @example
         *
         *     var encrypted = cipher.finalize();
         *     var encrypted = cipher.finalize('data');
         *     var encrypted = cipher.finalize(wordArray);
         */
        finalize: function (dataUpdate) {
            // Final data update
            if (dataUpdate) {
                this._append(dataUpdate);
            }

            // Perform concrete-cipher logic
            var finalProcessedData = this._doFinalize();

            return finalProcessedData;
        },

        keySize: 128/32,

        ivSize: 128/32,

        _ENC_XFORM_MODE: 1,

        _DEC_XFORM_MODE: 2,

        /**
         * Creates shortcut functions to a cipher's object interface.
         *
         * @param {Cipher} cipher The cipher to create a helper for.
         *
         * @return {Object} An object with encrypt and decrypt shortcut functions.
         *
         * @static
         *
         * @example
         *
         *     var AES = CryptoJS.lib.Cipher._createHelper(CryptoJS.algo.AES);
         */
        _createHelper: (function () {
            function selectCipherStrategy(key) {
                if (typeof key == 'string') {
                    return PasswordBasedCipher;
                } else {
                    return SerializableCipher;
                }
            }

            return function (cipher) {
                return {
                    encrypt: function (message, key, cfg) {
                        return selectCipherStrategy(key).encrypt(cipher, message, key, cfg);
                    },

                    decrypt: function (ciphertext, key, cfg) {
                        return selectCipherStrategy(key).decrypt(cipher, ciphertext, key, cfg);
                    }
                };
            };
        }())
    });

    /**
     * Abstract base stream cipher template.
     *
     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 1 (32 bits)
     */
    var StreamCipher = C_lib.StreamCipher = Cipher.extend({
        _doFinalize: function () {
            // Process partial blocks
            var finalProcessedBlocks = this._process(!!'flush');

            return finalProcessedBlocks;
        },

        blockSize: 1
    });

    /**
     * Mode namespace.
     */
    var C_mode = C.mode = {};

    /**
     * Abstract base block cipher mode template.
     */
    var BlockCipherMode = C_lib.BlockCipherMode = Base.extend({
        /**
         * Creates this mode for encryption.
         *
         * @param {Cipher} cipher A block cipher instance.
         * @param {Array} iv The IV words.
         *
         * @static
         *
         * @example
         *
         *     var mode = CryptoJS.mode.CBC.createEncryptor(cipher, iv.words);
         */
        createEncryptor: function (cipher, iv) {
            return this.Encryptor.create(cipher, iv);
        },

        /**
         * Creates this mode for decryption.
         *
         * @param {Cipher} cipher A block cipher instance.
         * @param {Array} iv The IV words.
         *
         * @static
         *
         * @example
         *
         *     var mode = CryptoJS.mode.CBC.createDecryptor(cipher, iv.words);
         */
        createDecryptor: function (cipher, iv) {
            return this.Decryptor.create(cipher, iv);
        },

        /**
         * Initializes a newly created mode.
         *
         * @param {Cipher} cipher A block cipher instance.
         * @param {Array} iv The IV words.
         *
         * @example
         *
         *     var mode = CryptoJS.mode.CBC.Encryptor.create(cipher, iv.words);
         */
        init: function (cipher, iv) {
            this._cipher = cipher;
            this._iv = iv;
        }
    });

    /**
     * Cipher Block Chaining mode.
     */
    var CBC = C_mode.CBC = (function () {
        /**
         * Abstract base CBC mode.
         */
        var CBC = BlockCipherMode.extend();

        /**
         * CBC encryptor.
         */
        CBC.Encryptor = CBC.extend({
            /**
             * Processes the data block at offset.
             *
             * @param {Array} words The data words to operate on.
             * @param {number} offset The offset where the block starts.
             *
             * @example
             *
             *     mode.processBlock(data.words, offset);
             */
            processBlock: function (words, offset) {
                // Shortcuts
                var cipher = this._cipher;
                var blockSize = cipher.blockSize;

                // XOR and encrypt
                xorBlock.call(this, words, offset, blockSize);
                cipher.encryptBlock(words, offset);

                // Remember this block to use with next block
                this._prevBlock = words.slice(offset, offset + blockSize);
            }
        });

        /**
         * CBC decryptor.
         */
        CBC.Decryptor = CBC.extend({
            /**
             * Processes the data block at offset.
             *
             * @param {Array} words The data words to operate on.
             * @param {number} offset The offset where the block starts.
             *
             * @example
             *
             *     mode.processBlock(data.words, offset);
             */
            processBlock: function (words, offset) {
                // Shortcuts
                var cipher = this._cipher;
                var blockSize = cipher.blockSize;

                // Remember this block to use with next block
                var thisBlock = words.slice(offset, offset + blockSize);

                // Decrypt and XOR
                cipher.decryptBlock(words, offset);
                xorBlock.call(this, words, offset, blockSize);

                // This block becomes the previous block
                this._prevBlock = thisBlock;
            }
        });

        function xorBlock(words, offset, blockSize) {
            // Shortcut
            var iv = this._iv;

            // Choose mixing block
            if (iv) {
                var block = iv;

                // Remove IV for subsequent blocks
                this._iv = undefined;
            } else {
                var block = this._prevBlock;
            }

            // XOR blocks
            for (var i = 0; i < blockSize; i++) {
                words[offset + i] ^= block[i];
            }
        }

        return CBC;
    }());

    /**
     * Padding namespace.
     */
    var C_pad = C.pad = {};

    /**
     * PKCS #5/7 padding strategy.
     */
    var Pkcs7 = C_pad.Pkcs7 = {
        /**
         * Pads data using the algorithm defined in PKCS #5/7.
         *
         * @param {WordArray} data The data to pad.
         * @param {number} blockSize The multiple that the data should be padded to.
         *
         * @static
         *
         * @example
         *
         *     CryptoJS.pad.Pkcs7.pad(wordArray, 4);
         */
        pad: function (data, blockSize) {
            // Shortcut
            var blockSizeBytes = blockSize * 4;

            // Count padding bytes
            var nPaddingBytes = blockSizeBytes - data.sigBytes % blockSizeBytes;

            // Create padding word
            var paddingWord = (nPaddingBytes << 24) | (nPaddingBytes << 16) | (nPaddingBytes << 8) | nPaddingBytes;

            // Create padding
            var paddingWords = [];
            for (var i = 0; i < nPaddingBytes; i += 4) {
                paddingWords.push(paddingWord);
            }
            var padding = WordArray.create(paddingWords, nPaddingBytes);

            // Add padding
            data.concat(padding);
        },

        /**
         * Unpads data that had been padded using the algorithm defined in PKCS #5/7.
         *
         * @param {WordArray} data The data to unpad.
         *
         * @static
         *
         * @example
         *
         *     CryptoJS.pad.Pkcs7.unpad(wordArray);
         */
        unpad: function (data) {
            // Get number of padding bytes from last byte
            var nPaddingBytes = data.words[(data.sigBytes - 1) >>> 2] & 0xff;

            // Remove padding
            data.sigBytes -= nPaddingBytes;
        }
    };

    /**
     * Abstract base block cipher template.
     *
     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 4 (128 bits)
     */
    var BlockCipher = C_lib.BlockCipher = Cipher.extend({
        /**
         * Configuration options.
         *
         * @property {Mode} mode The block mode to use. Default: CBC
         * @property {Padding} padding The padding strategy to use. Default: Pkcs7
         */
        cfg: Cipher.cfg.extend({
            mode: CBC,
            padding: Pkcs7
        }),

        reset: function () {
            // Reset cipher
            Cipher.reset.call(this);

            // Shortcuts
            var cfg = this.cfg;
            var iv = cfg.iv;
            var mode = cfg.mode;

            // Reset block mode
            if (this._xformMode == this._ENC_XFORM_MODE) {
                var modeCreator = mode.createEncryptor;
            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
                var modeCreator = mode.createDecryptor;

                // Keep at least one block in the buffer for unpadding
                this._minBufferSize = 1;
            }
            this._mode = modeCreator.call(mode, this, iv && iv.words);
        },

        _doProcessBlock: function (words, offset) {
            this._mode.processBlock(words, offset);
        },

        _doFinalize: function () {
            // Shortcut
            var padding = this.cfg.padding;

            // Finalize
            if (this._xformMode == this._ENC_XFORM_MODE) {
                // Pad data
                padding.pad(this._data, this.blockSize);

                // Process final blocks
                var finalProcessedBlocks = this._process(!!'flush');
            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
                // Process final blocks
                var finalProcessedBlocks = this._process(!!'flush');

                // Unpad data
                padding.unpad(finalProcessedBlocks);
            }

            return finalProcessedBlocks;
        },

        blockSize: 128/32
    });

    /**
     * A collection of cipher parameters.
     *
     * @property {WordArray} ciphertext The raw ciphertext.
     * @property {WordArray} key The key to this ciphertext.
     * @property {WordArray} iv The IV used in the ciphering operation.
     * @property {WordArray} salt The salt used with a key derivation function.
     * @property {Cipher} algorithm The cipher algorithm.
     * @property {Mode} mode The block mode used in the ciphering operation.
     * @property {Padding} padding The padding scheme used in the ciphering operation.
     * @property {number} blockSize The block size of the cipher.
     * @property {Format} formatter The default formatting strategy to convert this cipher params object to a string.
     */
    var CipherParams = C_lib.CipherParams = Base.extend({
        /**
         * Initializes a newly created cipher params object.
         *
         * @param {Object} cipherParams An object with any of the possible cipher parameters.
         *
         * @example
         *
         *     var cipherParams = CryptoJS.lib.CipherParams.create({
         *         ciphertext: ciphertextWordArray,
         *         key: keyWordArray,
         *         iv: ivWordArray,
         *         salt: saltWordArray,
         *         algorithm: CryptoJS.algo.AES,
         *         mode: CryptoJS.mode.CBC,
         *         padding: CryptoJS.pad.PKCS7,
         *         blockSize: 4,
         *         formatter: CryptoJS.format.OpenSSL
         *     });
         */
        init: function (cipherParams) {
            this.mixIn(cipherParams);
        },

        /**
         * Converts this cipher params object to a string.
         *
         * @param {Format} formatter (Optional) The formatting strategy to use.
         *
         * @return {string} The stringified cipher params.
         *
         * @throws Error If neither the formatter nor the default formatter is set.
         *
         * @example
         *
         *     var string = cipherParams + '';
         *     var string = cipherParams.toString();
         *     var string = cipherParams.toString(CryptoJS.format.OpenSSL);
         */
        toString: function (formatter) {
            return (formatter || this.formatter).stringify(this);
        }
    });

    /**
     * Format namespace.
     */
    var C_format = C.format = {};

    /**
     * OpenSSL formatting strategy.
     */
    var OpenSSLFormatter = C_format.OpenSSL = {
        /**
         * Converts a cipher params object to an OpenSSL-compatible string.
         *
         * @param {CipherParams} cipherParams The cipher params object.
         *
         * @return {string} The OpenSSL-compatible string.
         *
         * @static
         *
         * @example
         *
         *     var openSSLString = CryptoJS.format.OpenSSL.stringify(cipherParams);
         */
        stringify: function (cipherParams) {
            // Shortcuts
            var ciphertext = cipherParams.ciphertext;
            var salt = cipherParams.salt;

            // Format
            if (salt) {
                var wordArray = WordArray.create([0x53616c74, 0x65645f5f]).concat(salt).concat(ciphertext);
            } else {
                var wordArray = ciphertext;
            }

            return wordArray.toString(Base64);
        },

        /**
         * Converts an OpenSSL-compatible string to a cipher params object.
         *
         * @param {string} openSSLStr The OpenSSL-compatible string.
         *
         * @return {CipherParams} The cipher params object.
         *
         * @static
         *
         * @example
         *
         *     var cipherParams = CryptoJS.format.OpenSSL.parse(openSSLString);
         */
        parse: function (openSSLStr) {
            // Parse base64
            var ciphertext = Base64.parse(openSSLStr);

            // Shortcut
            var ciphertextWords = ciphertext.words;

            // Test for salt
            if (ciphertextWords[0] == 0x53616c74 && ciphertextWords[1] == 0x65645f5f) {
                // Extract salt
                var salt = WordArray.create(ciphertextWords.slice(2, 4));

                // Remove salt from ciphertext
                ciphertextWords.splice(0, 4);
                ciphertext.sigBytes -= 16;
            }

            return CipherParams.create({ ciphertext: ciphertext, salt: salt });
        }
    };

    /**
     * A cipher wrapper that returns ciphertext as a serializable cipher params object.
     */
    var SerializableCipher = C_lib.SerializableCipher = Base.extend({
        /**
         * Configuration options.
         *
         * @property {Formatter} format The formatting strategy to convert cipher param objects to and from a string. Default: OpenSSL
         */
        cfg: Base.extend({
            format: OpenSSLFormatter
        }),

        /**
         * Encrypts a message.
         *
         * @param {Cipher} cipher The cipher algorithm to use.
         * @param {WordArray|string} message The message to encrypt.
         * @param {WordArray} key The key.
         * @param {Object} cfg (Optional) The configuration options to use for this operation.
         *
         * @return {CipherParams} A cipher params object.
         *
         * @static
         *
         * @example
         *
         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key);
         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv });
         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv, format: CryptoJS.format.OpenSSL });
         */
        encrypt: function (cipher, message, key, cfg) {
            // Apply config defaults
            cfg = this.cfg.extend(cfg);

            // Encrypt
            var encryptor = cipher.createEncryptor(key, cfg);
            var ciphertext = encryptor.finalize(message);

            // Shortcut
            var cipherCfg = encryptor.cfg;

            // Create and return serializable cipher params
            return CipherParams.create({
                ciphertext: ciphertext,
                key: key,
                iv: cipherCfg.iv,
                algorithm: cipher,
                mode: cipherCfg.mode,
                padding: cipherCfg.padding,
                blockSize: cipher.blockSize,
                formatter: cfg.format
            });
        },

        /**
         * Decrypts serialized ciphertext.
         *
         * @param {Cipher} cipher The cipher algorithm to use.
         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
         * @param {WordArray} key The key.
         * @param {Object} cfg (Optional) The configuration options to use for this operation.
         *
         * @return {WordArray} The plaintext.
         *
         * @static
         *
         * @example
         *
         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, key, { iv: iv, format: CryptoJS.format.OpenSSL });
         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, key, { iv: iv, format: CryptoJS.format.OpenSSL });
         */
        decrypt: function (cipher, ciphertext, key, cfg) {
            // Apply config defaults
            cfg = this.cfg.extend(cfg);

            // Convert string to CipherParams
            ciphertext = this._parse(ciphertext, cfg.format);

            // Decrypt
            var plaintext = cipher.createDecryptor(key, cfg).finalize(ciphertext.ciphertext);

            return plaintext;
        },

        /**
         * Converts serialized ciphertext to CipherParams,
         * else assumed CipherParams already and returns ciphertext unchanged.
         *
         * @param {CipherParams|string} ciphertext The ciphertext.
         * @param {Formatter} format The formatting strategy to use to parse serialized ciphertext.
         *
         * @return {CipherParams} The unserialized ciphertext.
         *
         * @static
         *
         * @example
         *
         *     var ciphertextParams = CryptoJS.lib.SerializableCipher._parse(ciphertextStringOrParams, format);
         */
        _parse: function (ciphertext, format) {
            if (typeof ciphertext == 'string') {
                return format.parse(ciphertext, this);
            } else {
                return ciphertext;
            }
        }
    });

    /**
     * Key derivation function namespace.
     */
    var C_kdf = C.kdf = {};

    /**
     * OpenSSL key derivation function.
     */
    var OpenSSLKdf = C_kdf.OpenSSL = {
        /**
         * Derives a key and IV from a password.
         *
         * @param {string} password The password to derive from.
         * @param {number} keySize The size in words of the key to generate.
         * @param {number} ivSize The size in words of the IV to generate.
         * @param {WordArray|string} salt (Optional) A 64-bit salt to use. If omitted, a salt will be generated randomly.
         *
         * @return {CipherParams} A cipher params object with the key, IV, and salt.
         *
         * @static
         *
         * @example
         *
         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32);
         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32, 'saltsalt');
         */
        execute: function (password, keySize, ivSize, salt) {
            // Generate random salt
            if (!salt) {
                salt = WordArray.random(64/8);
            }

            // Derive key and IV
            var key = EvpKDF.create({ keySize: keySize + ivSize }).compute(password, salt);

            // Separate key and IV
            var iv = WordArray.create(key.words.slice(keySize), ivSize * 4);
            key.sigBytes = keySize * 4;

            // Return params
            return CipherParams.create({ key: key, iv: iv, salt: salt });
        }
    };

    /**
     * A serializable cipher wrapper that derives the key from a password,
     * and returns ciphertext as a serializable cipher params object.
     */
    var PasswordBasedCipher = C_lib.PasswordBasedCipher = SerializableCipher.extend({
        /**
         * Configuration options.
         *
         * @property {KDF} kdf The key derivation function to use to generate a key and IV from a password. Default: OpenSSL
         */
        cfg: SerializableCipher.cfg.extend({
            kdf: OpenSSLKdf
        }),

        /**
         * Encrypts a message using a password.
         *
         * @param {Cipher} cipher The cipher algorithm to use.
         * @param {WordArray|string} message The message to encrypt.
         * @param {string} password The password.
         * @param {Object} cfg (Optional) The configuration options to use for this operation.
         *
         * @return {CipherParams} A cipher params object.
         *
         * @static
         *
         * @example
         *
         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password');
         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password', { format: CryptoJS.format.OpenSSL });
         */
        encrypt: function (cipher, message, password, cfg) {
            // Apply config defaults
            cfg = this.cfg.extend(cfg);

            // Derive key and other params
            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize);

            // Add IV to config
            cfg.iv = derivedParams.iv;

            // Encrypt
            var ciphertext = SerializableCipher.encrypt.call(this, cipher, message, derivedParams.key, cfg);

            // Mix in derived params
            ciphertext.mixIn(derivedParams);

            return ciphertext;
        },

        /**
         * Decrypts serialized ciphertext using a password.
         *
         * @param {Cipher} cipher The cipher algorithm to use.
         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
         * @param {string} password The password.
         * @param {Object} cfg (Optional) The configuration options to use for this operation.
         *
         * @return {WordArray} The plaintext.
         *
         * @static
         *
         * @example
         *
         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, 'password', { format: CryptoJS.format.OpenSSL });
         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, 'password', { format: CryptoJS.format.OpenSSL });
         */
        decrypt: function (cipher, ciphertext, password, cfg) {
            // Apply config defaults
            cfg = this.cfg.extend(cfg);

            // Convert string to CipherParams
            ciphertext = this._parse(ciphertext, cfg.format);

            // Derive key and other params
            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize, ciphertext.salt);

            // Add IV to config
            cfg.iv = derivedParams.iv;

            // Decrypt
            var plaintext = SerializableCipher.decrypt.call(this, cipher, ciphertext, derivedParams.key, cfg);

            return plaintext;
        }
    });
}());

(function () {
    // Shortcuts
    var C = CryptoJS;
    var C_lib = C.lib;
    var BlockCipher = C_lib.BlockCipher;
    var C_algo = C.algo;

    // Lookup tables
    var SBOX = [];
    var INV_SBOX = [];
    var SUB_MIX_0 = [];
    var SUB_MIX_1 = [];
    var SUB_MIX_2 = [];
    var SUB_MIX_3 = [];
    var INV_SUB_MIX_0 = [];
    var INV_SUB_MIX_1 = [];
    var INV_SUB_MIX_2 = [];
    var INV_SUB_MIX_3 = [];

    // Compute lookup tables
    (function () {
        // Compute double table
        var d = [];
        for (var i = 0; i < 256; i++) {
            if (i < 128) {
                d[i] = i << 1;
            } else {
                d[i] = (i << 1) ^ 0x11b;
            }
        }

        // Walk GF(2^8)
        var x = 0;
        var xi = 0;
        for (var i = 0; i < 256; i++) {
            // Compute sbox
            var sx = xi ^ (xi << 1) ^ (xi << 2) ^ (xi << 3) ^ (xi << 4);
            sx = (sx >>> 8) ^ (sx & 0xff) ^ 0x63;
            SBOX[x] = sx;
            INV_SBOX[sx] = x;

            // Compute multiplication
            var x2 = d[x];
            var x4 = d[x2];
            var x8 = d[x4];

            // Compute sub bytes, mix columns tables
            var t = (d[sx] * 0x101) ^ (sx * 0x1010100);
            SUB_MIX_0[x] = (t << 24) | (t >>> 8);
            SUB_MIX_1[x] = (t << 16) | (t >>> 16);
            SUB_MIX_2[x] = (t << 8)  | (t >>> 24);
            SUB_MIX_3[x] = t;

            // Compute inv sub bytes, inv mix columns tables
            var t = (x8 * 0x1010101) ^ (x4 * 0x10001) ^ (x2 * 0x101) ^ (x * 0x1010100);
            INV_SUB_MIX_0[sx] = (t << 24) | (t >>> 8);
            INV_SUB_MIX_1[sx] = (t << 16) | (t >>> 16);
            INV_SUB_MIX_2[sx] = (t << 8)  | (t >>> 24);
            INV_SUB_MIX_3[sx] = t;

            // Compute next counter
            if (!x) {
                x = xi = 1;
            } else {
                x = x2 ^ d[d[d[x8 ^ x2]]];
                xi ^= d[d[xi]];
            }
        }
    }());

    // Precomputed Rcon lookup
    var RCON = [0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36];

    /**
     * AES block cipher algorithm.
     */
    var AES = C_algo.AES = BlockCipher.extend({
        _doReset: function () {
            // Shortcuts
            var key = this._key;
            var keyWords = key.words;
            var keySize = key.sigBytes / 4;

            // Compute number of rounds
            var nRounds = this._nRounds = keySize + 6

            // Compute number of key schedule rows
            var ksRows = (nRounds + 1) * 4;

            // Compute key schedule
            var keySchedule = this._keySchedule = [];
            for (var ksRow = 0; ksRow < ksRows; ksRow++) {
                if (ksRow < keySize) {
                    keySchedule[ksRow] = keyWords[ksRow];
                } else {
                    var t = keySchedule[ksRow - 1];

                    if (!(ksRow % keySize)) {
                        // Rot word
                        t = (t << 8) | (t >>> 24);

                        // Sub word
                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];

                        // Mix Rcon
                        t ^= RCON[(ksRow / keySize) | 0] << 24;
                    } else if (keySize > 6 && ksRow % keySize == 4) {
                        // Sub word
                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
                    }

                    keySchedule[ksRow] = keySchedule[ksRow - keySize] ^ t;
                }
            }

            // Compute inv key schedule
            var invKeySchedule = this._invKeySchedule = [];
            for (var invKsRow = 0; invKsRow < ksRows; invKsRow++) {
                var ksRow = ksRows - invKsRow;

                if (invKsRow % 4) {
                    var t = keySchedule[ksRow];
                } else {
                    var t = keySchedule[ksRow - 4];
                }

                if (invKsRow < 4 || ksRow <= 4) {
                    invKeySchedule[invKsRow] = t;
                } else {
                    invKeySchedule[invKsRow] = INV_SUB_MIX_0[SBOX[t >>> 24]] ^ INV_SUB_MIX_1[SBOX[(t >>> 16) & 0xff]] ^
                                               INV_SUB_MIX_2[SBOX[(t >>> 8) & 0xff]] ^ INV_SUB_MIX_3[SBOX[t & 0xff]];
                }
            }
        },

        encryptBlock: function (M, offset) {
            this._doCryptBlock(M, offset, this._keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX);
        },

        decryptBlock: function (M, offset) {
            // Swap 2nd and 4th rows
            var t = M[offset + 1];
            M[offset + 1] = M[offset + 3];
            M[offset + 3] = t;

            this._doCryptBlock(M, offset, this._invKeySchedule, INV_SUB_MIX_0, INV_SUB_MIX_1, INV_SUB_MIX_2, INV_SUB_MIX_3, INV_SBOX);

            // Inv swap 2nd and 4th rows
            var t = M[offset + 1];
            M[offset + 1] = M[offset + 3];
            M[offset + 3] = t;
        },

        _doCryptBlock: function (M, offset, keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX) {
            // Shortcut
            var nRounds = this._nRounds;

            // Get input, add round key
            var s0 = M[offset]     ^ keySchedule[0];
            var s1 = M[offset + 1] ^ keySchedule[1];
            var s2 = M[offset + 2] ^ keySchedule[2];
            var s3 = M[offset + 3] ^ keySchedule[3];

            // Key schedule row counter
            var ksRow = 4;

            // Rounds
            for (var round = 1; round < nRounds; round++) {
                // Shift rows, sub bytes, mix columns, add round key
                var t0 = SUB_MIX_0[s0 >>> 24] ^ SUB_MIX_1[(s1 >>> 16) & 0xff] ^ SUB_MIX_2[(s2 >>> 8) & 0xff] ^ SUB_MIX_3[s3 & 0xff] ^ keySchedule[ksRow++];
                var t1 = SUB_MIX_0[s1 >>> 24] ^ SUB_MIX_1[(s2 >>> 16) & 0xff] ^ SUB_MIX_2[(s3 >>> 8) & 0xff] ^ SUB_MIX_3[s0 & 0xff] ^ keySchedule[ksRow++];
                var t2 = SUB_MIX_0[s2 >>> 24] ^ SUB_MIX_1[(s3 >>> 16) & 0xff] ^ SUB_MIX_2[(s0 >>> 8) & 0xff] ^ SUB_MIX_3[s1 & 0xff] ^ keySchedule[ksRow++];
                var t3 = SUB_MIX_0[s3 >>> 24] ^ SUB_MIX_1[(s0 >>> 16) & 0xff] ^ SUB_MIX_2[(s1 >>> 8) & 0xff] ^ SUB_MIX_3[s2 & 0xff] ^ keySchedule[ksRow++];

                // Update state
                s0 = t0;
                s1 = t1;
                s2 = t2;
                s3 = t3;
            }

            // Shift rows, sub bytes, add round key
            var t0 = ((SBOX[s0 >>> 24] << 24) | (SBOX[(s1 >>> 16) & 0xff] << 16) | (SBOX[(s2 >>> 8) & 0xff] << 8) | SBOX[s3 & 0xff]) ^ keySchedule[ksRow++];
            var t1 = ((SBOX[s1 >>> 24] << 24) | (SBOX[(s2 >>> 16) & 0xff] << 16) | (SBOX[(s3 >>> 8) & 0xff] << 8) | SBOX[s0 & 0xff]) ^ keySchedule[ksRow++];
            var t2 = ((SBOX[s2 >>> 24] << 24) | (SBOX[(s3 >>> 16) & 0xff] << 16) | (SBOX[(s0 >>> 8) & 0xff] << 8) | SBOX[s1 & 0xff]) ^ keySchedule[ksRow++];
            var t3 = ((SBOX[s3 >>> 24] << 24) | (SBOX[(s0 >>> 16) & 0xff] << 16) | (SBOX[(s1 >>> 8) & 0xff] << 8) | SBOX[s2 & 0xff]) ^ keySchedule[ksRow++];

            // Set output
            M[offset]     = t0;
            M[offset + 1] = t1;
            M[offset + 2] = t2;
            M[offset + 3] = t3;
        },

        keySize: 256/32
    });

    /**
     * Shortcut functions to the cipher's object interface.
     *
     * @example
     *
     *     var ciphertext = CryptoJS.AES.encrypt(message, key, cfg);
     *     var plaintext  = CryptoJS.AES.decrypt(ciphertext, key, cfg);
     */
    C.AES = BlockCipher._createHelper(AES);
}());

/*
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

;(function() {
    'use strict';
    // Test for webcrypto support, polyfill if needed.
    if (window.crypto.subtle === undefined || window.crypto.subtle === null) {
        window.crypto.subtle = (function () {
            var StaticArrayBufferProto = new ArrayBuffer().__proto__;
            function assertIsArrayBuffer(thing) {
                if (thing !== Object(thing) || thing.__proto__ != StaticArrayBufferProto)
                    throw new Error("Needed a ArrayBuffer");
            }

            // Synchronous implementation functions for polyfilling webcrypto
            // All inputs/outputs are arraybuffers!
            function HmacSHA256(key, input) {
                assertIsArrayBuffer(key);
                assertIsArrayBuffer(input);
                return CryptoJS.HmacSHA256(
                    CryptoJS.enc.Latin1.parse(getString(input)),
                    CryptoJS.enc.Latin1.parse(getString(key))
                );
            };

            function encryptAESCBC(plaintext, key, iv) {
                assertIsArrayBuffer(plaintext);
                assertIsArrayBuffer(key);
                assertIsArrayBuffer(iv);
                return CryptoJS.AES.encrypt(
                        CryptoJS.enc.Latin1.parse(getString(plaintext)),
                        CryptoJS.enc.Latin1.parse(getString(key)),
                        { iv: CryptoJS.enc.Latin1.parse(getString(iv)) }
                ).ciphertext;
            };

            function decryptAESCBC(ciphertext, key, iv) {
                assertIsArrayBuffer(ciphertext);
                assertIsArrayBuffer(key);
                assertIsArrayBuffer(iv);
                return CryptoJS.AES.decrypt(
                        btoa(getString(ciphertext)),
                        CryptoJS.enc.Latin1.parse(getString(key)),
                        { iv: CryptoJS.enc.Latin1.parse(getString(iv)) }
                );
            };

            // utility function for connecting front and back ends via promises
            // Takes an implementation function and 0 or more arguments
            function promise(implementation) {
                var args = Array.prototype.slice.call(arguments);
                args.shift();
                return new Promise(function(resolve) {
                    var wordArray = implementation.apply(this, args);
                    // convert 32bit WordArray to array buffer
                    var buffer = new ArrayBuffer(wordArray.sigBytes);
                    var view =  new DataView(buffer);
                    for(var i = 0; i*4 < buffer.byteLength; i++) {
                      view.setInt32(i*4, wordArray.words[i]);
                    }
                    resolve(buffer);
                });
            };

            return {
                encrypt: function(algorithm, key, data) {
                    if (algorithm.name === "AES-CBC")
                        return promise(encryptAESCBC, data, key, algorithm.iv.buffer || algorithm.iv);
                },

                decrypt: function(algorithm, key, data) {
                    if (algorithm.name === "AES-CBC")
                        return promise(decryptAESCBC, data, key, algorithm.iv.buffer || algorithm.iv);
                },

                sign: function(algorithm, key, data) {
                    if (algorithm.name === "HMAC" && algorithm.hash === "SHA-256")
                        return promise(HmacSHA256, key, data);
                },

                importKey: function(format, key, algorithm, extractable, usages) {
                    return new Promise(function(resolve,reject){ resolve(key); });
                }
            };
        })();
    } // if !window.crypto.subtle
})();

})();
/*
 Copyright 2013 Daniel Wirtz <dcode@dcode.io>
 Copyright 2009 The Closure Library Authors. All Rights Reserved.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS-IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */

/**
 * @license Long.js (c) 2013 Daniel Wirtz <dcode@dcode.io>
 * Released under the Apache License, Version 2.0
 * see: https://github.com/dcodeIO/Long.js for details
 */
(function(global) {
    "use strict";

    /**
     * Constructs a 64 bit two's-complement integer, given its low and high 32 bit values as *signed* integers.
     *  See the from* functions below for more convenient ways of constructing Longs.
     * @exports Long
     * @class A Long class for representing a 64 bit two's-complement integer value.
     * @param {number} low The low (signed) 32 bits of the long
     * @param {number} high The high (signed) 32 bits of the long
     * @param {boolean=} unsigned Whether unsigned or not, defaults to `false` for signed
     * @constructor
     */
    var Long = function(low, high, unsigned) {

        /**
         * The low 32 bits as a signed value.
         * @type {number}
         * @expose
         */
        this.low = low|0;

        /**
         * The high 32 bits as a signed value.
         * @type {number}
         * @expose
         */
        this.high = high|0;

        /**
         * Whether unsigned or not.
         * @type {boolean}
         * @expose
         */
        this.unsigned = !!unsigned;
    };

    // The internal representation of a long is the two given signed, 32-bit values.
    // We use 32-bit pieces because these are the size of integers on which
    // Javascript performs bit-operations.  For operations like addition and
    // multiplication, we split each number into 16 bit pieces, which can easily be
    // multiplied within Javascript's floating-point representation without overflow
    // or change in sign.
    //
    // In the algorithms below, we frequently reduce the negative case to the
    // positive case by negating the input(s) and then post-processing the result.
    // Note that we must ALWAYS check specially whether those values are MIN_VALUE
    // (-2^63) because -MIN_VALUE == MIN_VALUE (since 2^63 cannot be represented as
    // a positive number, it overflows back into a negative).  Not handling this
    // case would often result in infinite recursion.
    //
    // Common constant values ZERO, ONE, NEG_ONE, etc. are defined below the from*
    // methods on which they depend.

    /**
     * Tests if the specified object is a Long.
     * @param {*} obj Object
     * @returns {boolean}
     * @expose
     */
    Long.isLong = function(obj) {
        return (obj && obj instanceof Long) === true;
    };

    /**
     * A cache of the Long representations of small integer values.
     * @type {!Object}
     * @inner
     */
    var INT_CACHE = {};

    /**
     * A cache of the Long representations of small unsigned integer values.
     * @type {!Object}
     * @inner
     */
    var UINT_CACHE = {};

    /**
     * Returns a Long representing the given 32 bit integer value.
     * @param {number} value The 32 bit integer in question
     * @param {boolean=} unsigned Whether unsigned or not, defaults to `false` for signed
     * @returns {!Long} The corresponding Long value
     * @expose
     */
    Long.fromInt = function(value, unsigned) {
        var obj, cachedObj;
        if (!unsigned) {
            value = value | 0;
            if (-128 <= value && value < 128) {
                cachedObj = INT_CACHE[value];
                if (cachedObj)
                    return cachedObj;
            }
            obj = new Long(value, value < 0 ? -1 : 0, false);
            if (-128 <= value && value < 128)
                INT_CACHE[value] = obj;
            return obj;
        } else {
            value = value >>> 0;
            if (0 <= value && value < 256) {
                cachedObj = UINT_CACHE[value];
                if (cachedObj)
                    return cachedObj;
            }
            obj = new Long(value, (value | 0) < 0 ? -1 : 0, true);
            if (0 <= value && value < 256)
                UINT_CACHE[value] = obj;
            return obj;
        }
    };

    /**
     * Returns a Long representing the given value, provided that it is a finite number. Otherwise, zero is returned.
     * @param {number} value The number in question
     * @param {boolean=} unsigned Whether unsigned or not, defaults to `false` for signed
     * @returns {!Long} The corresponding Long value
     * @expose
     */
    Long.fromNumber = function(value, unsigned) {
        unsigned = !!unsigned;
        if (isNaN(value) || !isFinite(value))
            return Long.ZERO;
        if (!unsigned && value <= -TWO_PWR_63_DBL)
            return Long.MIN_VALUE;
        if (!unsigned && value + 1 >= TWO_PWR_63_DBL)
            return Long.MAX_VALUE;
        if (unsigned && value >= TWO_PWR_64_DBL)
            return Long.MAX_UNSIGNED_VALUE;
        if (value < 0)
            return Long.fromNumber(-value, unsigned).negate();
        return new Long((value % TWO_PWR_32_DBL) | 0, (value / TWO_PWR_32_DBL) | 0, unsigned);
    };

    /**
     * Returns a Long representing the 64 bit integer that comes by concatenating the given low and high bits. Each is
     *  assumed to use 32 bits.
     * @param {number} lowBits The low 32 bits
     * @param {number} highBits The high 32 bits
     * @param {boolean=} unsigned Whether unsigned or not, defaults to `false` for signed
     * @returns {!Long} The corresponding Long value
     * @expose
     */
    Long.fromBits = function(lowBits, highBits, unsigned) {
        return new Long(lowBits, highBits, unsigned);
    };

    /**
     * Returns a Long representation of the given string, written using the specified radix.
     * @param {string} str The textual representation of the Long
     * @param {(boolean|number)=} unsigned Whether unsigned or not, defaults to `false` for signed
     * @param {number=} radix The radix in which the text is written (2-36), defaults to 10
     * @returns {!Long} The corresponding Long value
     * @expose
     */
    Long.fromString = function(str, unsigned, radix) {
        if (str.length === 0)
            throw Error('number format error: empty string');
        if (str === "NaN" || str === "Infinity" || str === "+Infinity" || str === "-Infinity")
            return Long.ZERO;
        if (typeof unsigned === 'number') // For goog.math.long compatibility
            radix = unsigned,
            unsigned = false;
        radix = radix || 10;
        if (radix < 2 || 36 < radix)
            throw Error('radix out of range: ' + radix);

        var p;
        if ((p = str.indexOf('-')) > 0)
            throw Error('number format error: interior "-" character: ' + str);
        else if (p === 0)
            return Long.fromString(str.substring(1), unsigned, radix).negate();

        // Do several (8) digits each time through the loop, so as to
        // minimize the calls to the very expensive emulated div.
        var radixToPower = Long.fromNumber(Math.pow(radix, 8));

        var result = Long.ZERO;
        for (var i = 0; i < str.length; i += 8) {
            var size = Math.min(8, str.length - i);
            var value = parseInt(str.substring(i, i + size), radix);
            if (size < 8) {
                var power = Long.fromNumber(Math.pow(radix, size));
                result = result.multiply(power).add(Long.fromNumber(value));
            } else {
                result = result.multiply(radixToPower);
                result = result.add(Long.fromNumber(value));
            }
        }
        result.unsigned = unsigned;
        return result;
    };

    /**
     * Converts the specified value to a Long.
     * @param {!Long|number|string|!{low: number, high: number, unsigned: boolean}} val Value
     * @returns {!Long}
     * @expose
     */
    Long.fromValue = function(val) {
        if (typeof val === 'number')
            return Long.fromNumber(val);
        if (typeof val === 'string')
            return Long.fromString(val);
        if (Long.isLong(val))
            return val;
        // Throws for not an object (undefined, null):
        return new Long(val.low, val.high, val.unsigned);
    };

    // NOTE: the compiler should inline these constant values below and then remove these variables, so there should be
    // no runtime penalty for these.

    /**
     * @type {number}
     * @const
     * @inner
     */
    var TWO_PWR_16_DBL = 1 << 16;

    /**
     * @type {number}
     * @const
     * @inner
     */
    var TWO_PWR_24_DBL = 1 << 24;

    /**
     * @type {number}
     * @const
     * @inner
     */
    var TWO_PWR_32_DBL = TWO_PWR_16_DBL * TWO_PWR_16_DBL;

    /**
     * @type {number}
     * @const
     * @inner
     */
    var TWO_PWR_64_DBL = TWO_PWR_32_DBL * TWO_PWR_32_DBL;

    /**
     * @type {number}
     * @const
     * @inner
     */
    var TWO_PWR_63_DBL = TWO_PWR_64_DBL / 2;

    /**
     * @type {!Long}
     * @const
     * @inner
     */
    var TWO_PWR_24 = Long.fromInt(TWO_PWR_24_DBL);

    /**
     * Signed zero.
     * @type {!Long}
     * @expose
     */
    Long.ZERO = Long.fromInt(0);

    /**
     * Unsigned zero.
     * @type {!Long}
     * @expose
     */
    Long.UZERO = Long.fromInt(0, true);

    /**
     * Signed one.
     * @type {!Long}
     * @expose
     */
    Long.ONE = Long.fromInt(1);

    /**
     * Unsigned one.
     * @type {!Long}
     * @expose
     */
    Long.UONE = Long.fromInt(1, true);

    /**
     * Signed negative one.
     * @type {!Long}
     * @expose
     */
    Long.NEG_ONE = Long.fromInt(-1);

    /**
     * Maximum signed value.
     * @type {!Long}
     * @expose
     */
    Long.MAX_VALUE = Long.fromBits(0xFFFFFFFF|0, 0x7FFFFFFF|0, false);

    /**
     * Maximum unsigned value.
     * @type {!Long}
     * @expose
     */
    Long.MAX_UNSIGNED_VALUE = Long.fromBits(0xFFFFFFFF|0, 0xFFFFFFFF|0, true);

    /**
     * Minimum signed value.
     * @type {!Long}
     * @expose
     */
    Long.MIN_VALUE = Long.fromBits(0, 0x80000000|0, false);

    /**
     * Converts the Long to a 32 bit integer, assuming it is a 32 bit integer.
     * @returns {number}
     * @expose
     */
    Long.prototype.toInt = function() {
        return this.unsigned ? this.low >>> 0 : this.low;
    };

    /**
     * Converts the Long to a the nearest floating-point representation of this value (double, 53 bit mantissa).
     * @returns {number}
     * @expose
     */
    Long.prototype.toNumber = function() {
        if (this.unsigned) {
            return ((this.high >>> 0) * TWO_PWR_32_DBL) + (this.low >>> 0);
        }
        return this.high * TWO_PWR_32_DBL + (this.low >>> 0);
    };

    /**
     * Converts the Long to a string written in the specified radix.
     * @param {number=} radix Radix (2-36), defaults to 10
     * @returns {string}
     * @override
     * @throws {RangeError} If `radix` is out of range
     * @expose
     */
    Long.prototype.toString = function(radix) {
        radix = radix || 10;
        if (radix < 2 || 36 < radix)
            throw RangeError('radix out of range: ' + radix);
        if (this.isZero())
            return '0';
        var rem;
        if (this.isNegative()) { // Unsigned Longs are never negative
            if (this.equals(Long.MIN_VALUE)) {
                // We need to change the Long value before it can be negated, so we remove
                // the bottom-most digit in this base and then recurse to do the rest.
                var radixLong = Long.fromNumber(radix);
                var div = this.div(radixLong);
                rem = div.multiply(radixLong).subtract(this);
                return div.toString(radix) + rem.toInt().toString(radix);
            } else
                return '-' + this.negate().toString(radix);
        }

        // Do several (6) digits each time through the loop, so as to
        // minimize the calls to the very expensive emulated div.
        var radixToPower = Long.fromNumber(Math.pow(radix, 6), this.unsigned);
        rem = this;
        var result = '';
        while (true) {
            var remDiv = rem.div(radixToPower),
                intval = rem.subtract(remDiv.multiply(radixToPower)).toInt() >>> 0,
                digits = intval.toString(radix);
            rem = remDiv;
            if (rem.isZero())
                return digits + result;
            else {
                while (digits.length < 6)
                    digits = '0' + digits;
                result = '' + digits + result;
            }
        }
    };

    /**
     * Gets the high 32 bits as a signed integer.
     * @returns {number} Signed high bits
     * @expose
     */
    Long.prototype.getHighBits = function() {
        return this.high;
    };

    /**
     * Gets the high 32 bits as an unsigned integer.
     * @returns {number} Unsigned high bits
     * @expose
     */
    Long.prototype.getHighBitsUnsigned = function() {
        return this.high >>> 0;
    };

    /**
     * Gets the low 32 bits as a signed integer.
     * @returns {number} Signed low bits
     * @expose
     */
    Long.prototype.getLowBits = function() {
        return this.low;
    };

    /**
     * Gets the low 32 bits as an unsigned integer.
     * @returns {number} Unsigned low bits
     * @expose
     */
    Long.prototype.getLowBitsUnsigned = function() {
        return this.low >>> 0;
    };

    /**
     * Gets the number of bits needed to represent the absolute value of this Long.
     * @returns {number}
     * @expose
     */
    Long.prototype.getNumBitsAbs = function() {
        if (this.isNegative()) // Unsigned Longs are never negative
            return this.equals(Long.MIN_VALUE) ? 64 : this.negate().getNumBitsAbs();
        var val = this.high != 0 ? this.high : this.low;
        for (var bit = 31; bit > 0; bit--)
            if ((val & (1 << bit)) != 0)
                break;
        return this.high != 0 ? bit + 33 : bit + 1;
    };

    /**
     * Tests if this Long's value equals zero.
     * @returns {boolean}
     * @expose
     */
    Long.prototype.isZero = function() {
        return this.high === 0 && this.low === 0;
    };

    /**
     * Tests if this Long's value is negative.
     * @returns {boolean}
     * @expose
     */
    Long.prototype.isNegative = function() {
        return !this.unsigned && this.high < 0;
    };

    /**
     * Tests if this Long's value is positive.
     * @returns {boolean}
     * @expose
     */
    Long.prototype.isPositive = function() {
        return this.unsigned || this.high >= 0;
    };

    /**
     * Tests if this Long's value is odd.
     * @returns {boolean}
     * @expose
     */
    Long.prototype.isOdd = function() {
        return (this.low & 1) === 1;
    };

    /**
     * Tests if this Long's value is even.
     * @returns {boolean}
     * @expose
     */
    Long.prototype.isEven = function() {
        return (this.low & 1) === 0;
    };

    /**
     * Tests if this Long's value equals the specified's.
     * @param {!Long|number|string} other Other value
     * @returns {boolean}
     * @expose
     */
    Long.prototype.equals = function(other) {
        if (!Long.isLong(other))
            other = Long.fromValue(other);
        if (this.unsigned !== other.unsigned && (this.high >>> 31) === 1 && (other.high >>> 31) === 1)
            return false;
        return this.high === other.high && this.low === other.low;
    };

    /**
     * Tests if this Long's value differs from the specified's.
     * @param {!Long|number|string} other Other value
     * @returns {boolean}
     * @expose
     */
    Long.prototype.notEquals = function(other) {
        if (!Long.isLong(other))
            other = Long.fromValue(other);
        return !this.equals(other);
    };

    /**
     * Tests if this Long's value is less than the specified's.
     * @param {!Long|number|string} other Other value
     * @returns {boolean}
     * @expose
     */
    Long.prototype.lessThan = function(other) {
        if (!Long.isLong(other))
            other = Long.fromValue(other);
        return this.compare(other) < 0;
    };

    /**
     * Tests if this Long's value is less than or equal the specified's.
     * @param {!Long|number|string} other Other value
     * @returns {boolean}
     * @expose
     */
    Long.prototype.lessThanOrEqual = function(other) {
        if (!Long.isLong(other))
            other = Long.fromValue(other);
        return this.compare(other) <= 0;
    };

    /**
     * Tests if this Long's value is greater than the specified's.
     * @param {!Long|number|string} other Other value
     * @returns {boolean}
     * @expose
     */
    Long.prototype.greaterThan = function(other) {
        if (!Long.isLong(other))
            other = Long.fromValue(other);
        return this.compare(other) > 0;
    };

    /**
     * Tests if this Long's value is greater than or equal the specified's.
     * @param {!Long|number|string} other Other value
     * @returns {boolean}
     * @expose
     */
    Long.prototype.greaterThanOrEqual = function(other) {
        return this.compare(other) >= 0;
    };

    /**
     * Compares this Long's value with the specified's.
     * @param {!Long|number|string} other Other value
     * @returns {number} 0 if they are the same, 1 if the this is greater and -1
     *  if the given one is greater
     * @expose
     */
    Long.prototype.compare = function(other) {
        if (this.equals(other))
            return 0;
        var thisNeg = this.isNegative(),
            otherNeg = other.isNegative();
        if (thisNeg && !otherNeg)
            return -1;
        if (!thisNeg && otherNeg)
            return 1;
        // At this point the sign bits are the same
        if (!this.unsigned)
            return this.subtract(other).isNegative() ? -1 : 1;
        // Both are positive if at least one is unsigned
        return (other.high >>> 0) > (this.high >>> 0) || (other.high === this.high && (other.low >>> 0) > (this.low >>> 0)) ? -1 : 1;
    };

    /**
     * Negates this Long's value.
     * @returns {!Long} Negated Long
     * @expose
     */
    Long.prototype.negate = function() {
        if (!this.unsigned && this.equals(Long.MIN_VALUE))
            return Long.MIN_VALUE;
        return this.not().add(Long.ONE);
    };

    /**
     * Returns the sum of this and the specified Long.
     * @param {!Long|number|string} addend Addend
     * @returns {!Long} Sum
     * @expose
     */
    Long.prototype.add = function(addend) {
        if (!Long.isLong(addend))
            addend = Long.fromValue(addend);

        // Divide each number into 4 chunks of 16 bits, and then sum the chunks.

        var a48 = this.high >>> 16;
        var a32 = this.high & 0xFFFF;
        var a16 = this.low >>> 16;
        var a00 = this.low & 0xFFFF;

        var b48 = addend.high >>> 16;
        var b32 = addend.high & 0xFFFF;
        var b16 = addend.low >>> 16;
        var b00 = addend.low & 0xFFFF;

        var c48 = 0, c32 = 0, c16 = 0, c00 = 0;
        c00 += a00 + b00;
        c16 += c00 >>> 16;
        c00 &= 0xFFFF;
        c16 += a16 + b16;
        c32 += c16 >>> 16;
        c16 &= 0xFFFF;
        c32 += a32 + b32;
        c48 += c32 >>> 16;
        c32 &= 0xFFFF;
        c48 += a48 + b48;
        c48 &= 0xFFFF;
        return Long.fromBits((c16 << 16) | c00, (c48 << 16) | c32, this.unsigned);
    };

    /**
     * Returns the difference of this and the specified Long.
     * @param {!Long|number|string} subtrahend Subtrahend
     * @returns {!Long} Difference
     * @expose
     */
    Long.prototype.subtract = function(subtrahend) {
        if (!Long.isLong(subtrahend))
            subtrahend = Long.fromValue(subtrahend);
        return this.add(subtrahend.negate());
    };

    /**
     * Returns the product of this and the specified Long.
     * @param {!Long|number|string} multiplier Multiplier
     * @returns {!Long} Product
     * @expose
     */
    Long.prototype.multiply = function(multiplier) {
        if (this.isZero())
            return Long.ZERO;
        if (!Long.isLong(multiplier))
            multiplier = Long.fromValue(multiplier);
        if (multiplier.isZero())
            return Long.ZERO;
        if (this.equals(Long.MIN_VALUE))
            return multiplier.isOdd() ? Long.MIN_VALUE : Long.ZERO;
        if (multiplier.equals(Long.MIN_VALUE))
            return this.isOdd() ? Long.MIN_VALUE : Long.ZERO;

        if (this.isNegative()) {
            if (multiplier.isNegative())
                return this.negate().multiply(multiplier.negate());
            else
                return this.negate().multiply(multiplier).negate();
        } else if (multiplier.isNegative())
            return this.multiply(multiplier.negate()).negate();

        // If both longs are small, use float multiplication
        if (this.lessThan(TWO_PWR_24) && multiplier.lessThan(TWO_PWR_24))
            return Long.fromNumber(this.toNumber() * multiplier.toNumber(), this.unsigned);

        // Divide each long into 4 chunks of 16 bits, and then add up 4x4 products.
        // We can skip products that would overflow.

        var a48 = this.high >>> 16;
        var a32 = this.high & 0xFFFF;
        var a16 = this.low >>> 16;
        var a00 = this.low & 0xFFFF;

        var b48 = multiplier.high >>> 16;
        var b32 = multiplier.high & 0xFFFF;
        var b16 = multiplier.low >>> 16;
        var b00 = multiplier.low & 0xFFFF;

        var c48 = 0, c32 = 0, c16 = 0, c00 = 0;
        c00 += a00 * b00;
        c16 += c00 >>> 16;
        c00 &= 0xFFFF;
        c16 += a16 * b00;
        c32 += c16 >>> 16;
        c16 &= 0xFFFF;
        c16 += a00 * b16;
        c32 += c16 >>> 16;
        c16 &= 0xFFFF;
        c32 += a32 * b00;
        c48 += c32 >>> 16;
        c32 &= 0xFFFF;
        c32 += a16 * b16;
        c48 += c32 >>> 16;
        c32 &= 0xFFFF;
        c32 += a00 * b32;
        c48 += c32 >>> 16;
        c32 &= 0xFFFF;
        c48 += a48 * b00 + a32 * b16 + a16 * b32 + a00 * b48;
        c48 &= 0xFFFF;
        return Long.fromBits((c16 << 16) | c00, (c48 << 16) | c32, this.unsigned);
    };

    /**
     * Returns this Long divided by the specified.
     * @param {!Long|number|string} divisor Divisor
     * @returns {!Long} Quotient
     * @expose
     */
    Long.prototype.div = function(divisor) {
        if (!Long.isLong(divisor))
            divisor = Long.fromValue(divisor);
        if (divisor.isZero())
            throw(new Error('division by zero'));
        if (this.isZero())
            return this.unsigned ? Long.UZERO : Long.ZERO;
        var approx, rem, res;
        if (this.equals(Long.MIN_VALUE)) {
            if (divisor.equals(Long.ONE) || divisor.equals(Long.NEG_ONE))
                return Long.MIN_VALUE;  // recall that -MIN_VALUE == MIN_VALUE
            else if (divisor.equals(Long.MIN_VALUE))
                return Long.ONE;
            else {
                // At this point, we have |other| >= 2, so |this/other| < |MIN_VALUE|.
                var halfThis = this.shiftRight(1);
                approx = halfThis.div(divisor).shiftLeft(1);
                if (approx.equals(Long.ZERO)) {
                    return divisor.isNegative() ? Long.ONE : Long.NEG_ONE;
                } else {
                    rem = this.subtract(divisor.multiply(approx));
                    res = approx.add(rem.div(divisor));
                    return res;
                }
            }
        } else if (divisor.equals(Long.MIN_VALUE))
            return this.unsigned ? Long.UZERO : Long.ZERO;
        if (this.isNegative()) {
            if (divisor.isNegative())
                return this.negate().div(divisor.negate());
            return this.negate().div(divisor).negate();
        } else if (divisor.isNegative())
            return this.div(divisor.negate()).negate();

        // Repeat the following until the remainder is less than other:  find a
        // floating-point that approximates remainder / other *from below*, add this
        // into the result, and subtract it from the remainder.  It is critical that
        // the approximate value is less than or equal to the real value so that the
        // remainder never becomes negative.
        res = Long.ZERO;
        rem = this;
        while (rem.greaterThanOrEqual(divisor)) {
            // Approximate the result of division. This may be a little greater or
            // smaller than the actual value.
            approx = Math.max(1, Math.floor(rem.toNumber() / divisor.toNumber()));

            // We will tweak the approximate result by changing it in the 48-th digit or
            // the smallest non-fractional digit, whichever is larger.
            var log2 = Math.ceil(Math.log(approx) / Math.LN2),
                delta = (log2 <= 48) ? 1 : Math.pow(2, log2 - 48),

            // Decrease the approximation until it is smaller than the remainder.  Note
            // that if it is too large, the product overflows and is negative.
                approxRes = Long.fromNumber(approx),
                approxRem = approxRes.multiply(divisor);
            while (approxRem.isNegative() || approxRem.greaterThan(rem)) {
                approx -= delta;
                approxRes = Long.fromNumber(approx, this.unsigned);
                approxRem = approxRes.multiply(divisor);
            }

            // We know the answer can't be zero... and actually, zero would cause
            // infinite recursion since we would make no progress.
            if (approxRes.isZero())
                approxRes = Long.ONE;

            res = res.add(approxRes);
            rem = rem.subtract(approxRem);
        }
        return res;
    };

    /**
     * Returns this Long modulo the specified.
     * @param {!Long|number|string} divisor Divisor
     * @returns {!Long} Remainder
     * @expose
     */
    Long.prototype.modulo = function(divisor) {
        if (!Long.isLong(divisor))
            divisor = Long.fromValue(divisor);
        return this.subtract(this.div(divisor).multiply(divisor));
    };

    /**
     * Returns the bitwise NOT of this Long.
     * @returns {!Long}
     * @expose
     */
    Long.prototype.not = function() {
        return Long.fromBits(~this.low, ~this.high, this.unsigned);
    };

    /**
     * Returns the bitwise AND of this Long and the specified.
     * @param {!Long|number|string} other Other Long
     * @returns {!Long}
     * @expose
     */
    Long.prototype.and = function(other) {
        if (!Long.isLong(other))
            other = Long.fromValue(other);
        return Long.fromBits(this.low & other.low, this.high & other.high, this.unsigned);
    };

    /**
     * Returns the bitwise OR of this Long and the specified.
     * @param {!Long|number|string} other Other Long
     * @returns {!Long}
     * @expose
     */
    Long.prototype.or = function(other) {
        if (!Long.isLong(other))
            other = Long.fromValue(other);
        return Long.fromBits(this.low | other.low, this.high | other.high, this.unsigned);
    };

    /**
     * Returns the bitwise XOR of this Long and the given one.
     * @param {!Long|number|string} other Other Long
     * @returns {!Long}
     * @expose
     */
    Long.prototype.xor = function(other) {
        if (!Long.isLong(other))
            other = Long.fromValue(other);
        return Long.fromBits(this.low ^ other.low, this.high ^ other.high, this.unsigned);
    };

    /**
     * Returns this Long with bits shifted to the left by the given amount.
     * @param {number|!Long} numBits Number of bits
     * @returns {!Long} Shifted Long
     * @expose
     */
    Long.prototype.shiftLeft = function(numBits) {
        if (Long.isLong(numBits))
            numBits = numBits.toInt();
        if ((numBits &= 63) === 0)
            return this;
        else if (numBits < 32)
            return Long.fromBits(this.low << numBits, (this.high << numBits) | (this.low >>> (32 - numBits)), this.unsigned);
        else
            return Long.fromBits(0, this.low << (numBits - 32), this.unsigned);
    };

    /**
     * Returns this Long with bits arithmetically shifted to the right by the given amount.
     * @param {number|!Long} numBits Number of bits
     * @returns {!Long} Shifted Long
     * @expose
     */
    Long.prototype.shiftRight = function(numBits) {
        if (Long.isLong(numBits))
            numBits = numBits.toInt();
        if ((numBits &= 63) === 0)
            return this;
        else if (numBits < 32)
            return Long.fromBits((this.low >>> numBits) | (this.high << (32 - numBits)), this.high >> numBits, this.unsigned);
        else
            return Long.fromBits(this.high >> (numBits - 32), this.high >= 0 ? 0 : -1, this.unsigned);
    };

    /**
     * Returns this Long with bits logically shifted to the right by the given amount.
     * @param {number|!Long} numBits Number of bits
     * @returns {!Long} Shifted Long
     * @expose
     */
    Long.prototype.shiftRightUnsigned = function(numBits) {
        if (Long.isLong(numBits))
            numBits = numBits.toInt();
        numBits &= 63;
        if (numBits === 0)
            return this;
        else {
            var high = this.high;
            if (numBits < 32) {
                var low = this.low;
                return Long.fromBits((low >>> numBits) | (high << (32 - numBits)), high >>> numBits, this.unsigned);
            } else if (numBits === 32)
                return Long.fromBits(high, 0, this.unsigned);
            else
                return Long.fromBits(high >>> (numBits - 32), 0, this.unsigned);
        }
    };

    /**
     * Converts this Long to signed.
     * @returns {!Long} Signed long
     * @expose
     */
    Long.prototype.toSigned = function() {
        if (!this.unsigned)
            return this;
        return new Long(this.low, this.high, false);
    };

    /**
     * Converts this Long to unsigned.
     * @returns {!Long} Unsigned long
     * @expose
     */
    Long.prototype.toUnsigned = function() {
        if (this.unsigned)
            return this;
        return new Long(this.low, this.high, true);
    };

    /* CommonJS */ if (typeof require === 'function' && typeof module === 'object' && module && typeof exports === 'object' && exports)
        module["exports"] = Long;
    /* AMD */ else if (typeof define === 'function' && define["amd"])
        define(function() { return Long; });
    /* Global */ else
        (global["dcodeIO"] = global["dcodeIO"] || {})["Long"] = Long;

})(this);

/*
 Copyright 2013-2014 Daniel Wirtz <dcode@dcode.io>

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */

/**
 * @license ByteBuffer.js (c) 2013-2014 Daniel Wirtz <dcode@dcode.io>
 * This version of ByteBuffer.js uses an ArrayBuffer (AB) as its backing buffer and is compatible with modern browsers.
 * Released under the Apache License, Version 2.0
 * see: https://github.com/dcodeIO/ByteBuffer.js for details
 */ //
(function(global) {
    "use strict";

    /**
     * @param {function(new: Long, number, number, boolean=)=} Long
     * @returns {function(new: ByteBuffer, number=, boolean=, boolean=)}}
     * @inner
     */
    function loadByteBuffer(Long) {

        /**
         * Constructs a new ByteBuffer.
         * @class The swiss army knife for binary data in JavaScript.
         * @exports ByteBuffer
         * @constructor
         * @param {number=} capacity Initial capacity. Defaults to {@link ByteBuffer.DEFAULT_CAPACITY}.
         * @param {boolean=} littleEndian Whether to use little or big endian byte order. Defaults to
         *  {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @expose
         */
        var ByteBuffer = function(capacity, littleEndian, noAssert) {
            if (typeof capacity     === 'undefined') capacity     = ByteBuffer.DEFAULT_CAPACITY;
            if (typeof littleEndian === 'undefined') littleEndian = ByteBuffer.DEFAULT_ENDIAN;
            if (typeof noAssert     === 'undefined') noAssert     = ByteBuffer.DEFAULT_NOASSERT;
            if (!noAssert) {
                capacity = capacity | 0;
                if (capacity < 0)
                    throw RangeError("Illegal capacity");
                littleEndian = !!littleEndian;
                noAssert = !!noAssert;
            }

            /**
             * Backing buffer.
             * @type {!ArrayBuffer}
             * @expose
             */
            this.buffer = capacity === 0 ? EMPTY_BUFFER : new ArrayBuffer(capacity);

            /**
             * Data view to manipulate the backing buffer. Becomes `null` if the backing buffer has a capacity of `0`.
             * @type {?DataView}
             * @expose
             */
            this.view = capacity === 0 ? null : new DataView(this.buffer);

            /**
             * Absolute read/write offset.
             * @type {number}
             * @expose
             * @see ByteBuffer#flip
             * @see ByteBuffer#clear
             */
            this.offset = 0;

            /**
             * Marked offset.
             * @type {number}
             * @expose
             * @see ByteBuffer#mark
             * @see ByteBuffer#reset
             */
            this.markedOffset = -1;

            /**
             * Absolute limit of the contained data. Set to the backing buffer's capacity upon allocation.
             * @type {number}
             * @expose
             * @see ByteBuffer#flip
             * @see ByteBuffer#clear
             */
            this.limit = capacity;

            /**
             * Whether to use little endian byte order, defaults to `false` for big endian.
             * @type {boolean}
             * @expose
             */
            this.littleEndian = typeof littleEndian !== 'undefined' ? !!littleEndian : false;

            /**
             * Whether to skip assertions of offsets and values, defaults to `false`.
             * @type {boolean}
             * @expose
             */
            this.noAssert = !!noAssert;
        };

        /**
         * ByteBuffer version.
         * @type {string}
         * @const
         * @expose
         */
        ByteBuffer.VERSION = "3.5.4";

        /**
         * Little endian constant that can be used instead of its boolean value. Evaluates to `true`.
         * @type {boolean}
         * @const
         * @expose
         */
        ByteBuffer.LITTLE_ENDIAN = true;

        /**
         * Big endian constant that can be used instead of its boolean value. Evaluates to `false`.
         * @type {boolean}
         * @const
         * @expose
         */
        ByteBuffer.BIG_ENDIAN = false;

        /**
         * Default initial capacity of `16`.
         * @type {number}
         * @expose
         */
        ByteBuffer.DEFAULT_CAPACITY = 16;

        /**
         * Default endianess of `false` for big endian.
         * @type {boolean}
         * @expose
         */
        ByteBuffer.DEFAULT_ENDIAN = ByteBuffer.BIG_ENDIAN;

        /**
         * Default no assertions flag of `false`.
         * @type {boolean}
         * @expose
         */
        ByteBuffer.DEFAULT_NOASSERT = false;

        /**
         * A `Long` class for representing a 64-bit two's-complement integer value. May be `null` if Long.js has not been loaded
         *  and int64 support is not available.
         * @type {?Long}
         * @const
         * @see https://github.com/dcodeIO/Long.js
         * @expose
         */
        ByteBuffer.Long = Long || null;

        /**
         * @alias ByteBuffer.prototype
         * @inner
         */
        var ByteBufferPrototype = ByteBuffer.prototype;

        // helpers

        /**
         * @type {!ArrayBuffer}
         * @inner
         */
        var EMPTY_BUFFER = new ArrayBuffer(0);

        /**
         * String.fromCharCode reference for compile-time renaming.
         * @type {function(...number):string}
         * @inner
         */
        var stringFromCharCode = String.fromCharCode;

        /**
         * Creates a source function for a string.
         * @param {string} s String to read from
         * @returns {function():number|null} Source function returning the next char code respectively `null` if there are
         *  no more characters left.
         * @throws {TypeError} If the argument is invalid
         * @inner
         */
        function stringSource(s) {
            var i=0; return function() {
                return i < s.length ? s.charCodeAt(i++) : null;
            };
        }

        /**
         * Creates a destination function for a string.
         * @returns {function(number=):undefined|string} Destination function successively called with the next char code.
         *  Returns the final string when called without arguments.
         * @inner
         */
        function stringDestination() {
            var cs = [], ps = []; return function() {
                if (arguments.length === 0)
                    return ps.join('')+stringFromCharCode.apply(String, cs);
                if (cs.length + arguments.length > 1024)
                    ps.push(stringFromCharCode.apply(String, cs)),
                        cs.length = 0;
                Array.prototype.push.apply(cs, arguments);
            };
        }

        /**
         * Allocates a new ByteBuffer backed by a buffer of the specified capacity.
         * @param {number=} capacity Initial capacity. Defaults to {@link ByteBuffer.DEFAULT_CAPACITY}.
         * @param {boolean=} littleEndian Whether to use little or big endian byte order. Defaults to
         *  {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @returns {!ByteBuffer}
         * @expose
         */
        ByteBuffer.allocate = function(capacity, littleEndian, noAssert) {
            return new ByteBuffer(capacity, littleEndian, noAssert);
        };

        /**
         * Concatenates multiple ByteBuffers into one.
         * @param {!Array.<!ByteBuffer|!ArrayBuffer|!Uint8Array|string>} buffers Buffers to concatenate
         * @param {(string|boolean)=} encoding String encoding if `buffers` contains a string ("base64", "hex", "binary",
         *  defaults to "utf8")
         * @param {boolean=} littleEndian Whether to use little or big endian byte order for the resulting ByteBuffer. Defaults
         *  to {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values for the resulting ByteBuffer. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @returns {!ByteBuffer} Concatenated ByteBuffer
         * @expose
         */
        ByteBuffer.concat = function(buffers, encoding, littleEndian, noAssert) {
            if (typeof encoding === 'boolean' || typeof encoding !== 'string') {
                noAssert = littleEndian;
                littleEndian = encoding;
                encoding = undefined;
            }
            var capacity = 0;
            for (var i=0, k=buffers.length, length; i<k; ++i) {
                if (!ByteBuffer.isByteBuffer(buffers[i]))
                    buffers[i] = ByteBuffer.wrap(buffers[i], encoding);
                length = buffers[i].limit - buffers[i].offset;
                if (length > 0) capacity += length;
            }
            if (capacity === 0)
                return new ByteBuffer(0, littleEndian, noAssert);
            var bb = new ByteBuffer(capacity, littleEndian, noAssert),
                bi;
            var view = new Uint8Array(bb.buffer);
            i=0; while (i<k) {
                bi = buffers[i++];
                length = bi.limit - bi.offset;
                if (length <= 0) continue;
                view.set(new Uint8Array(bi.buffer).subarray(bi.offset, bi.limit), bb.offset);
                bb.offset += length;
            }
            bb.limit = bb.offset;
            bb.offset = 0;
            return bb;
        };

        /**
         * Tests if the specified type is a ByteBuffer.
         * @param {*} bb ByteBuffer to test
         * @returns {boolean} `true` if it is a ByteBuffer, otherwise `false`
         * @expose
         */
        ByteBuffer.isByteBuffer = function(bb) {
            return (bb && bb instanceof ByteBuffer) === true;
        };
        /**
         * Gets the backing buffer type.
         * @returns {Function} `Buffer` for NB builds, `ArrayBuffer` for AB builds (classes)
         * @expose
         */
        ByteBuffer.type = function() {
            return ArrayBuffer;
        };

        /**
         * Wraps a buffer or a string. Sets the allocated ByteBuffer's {@link ByteBuffer#offset} to `0` and its
         *  {@link ByteBuffer#limit} to the length of the wrapped data.
         * @param {!ByteBuffer|!ArrayBuffer|!Uint8Array|string|!Array.<number>} buffer Anything that can be wrapped
         * @param {(string|boolean)=} encoding String encoding if `buffer` is a string ("base64", "hex", "binary", defaults to
         *  "utf8")
         * @param {boolean=} littleEndian Whether to use little or big endian byte order. Defaults to
         *  {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @returns {!ByteBuffer} A ByteBuffer wrapping `buffer`
         * @expose
         */
        ByteBuffer.wrap = function(buffer, encoding, littleEndian, noAssert) {
            if (typeof encoding !== 'string') {
                noAssert = littleEndian;
                littleEndian = encoding;
                encoding = undefined;
            }
            if (typeof buffer === 'string') {
                if (typeof encoding === 'undefined')
                    encoding = "utf8";
                switch (encoding) {
                    case "base64":
                        return ByteBuffer.fromBase64(buffer, littleEndian);
                    case "hex":
                        return ByteBuffer.fromHex(buffer, littleEndian);
                    case "binary":
                        return ByteBuffer.fromBinary(buffer, littleEndian);
                    case "utf8":
                        return ByteBuffer.fromUTF8(buffer, littleEndian);
                    case "debug":
                        return ByteBuffer.fromDebug(buffer, littleEndian);
                    default:
                        throw Error("Unsupported encoding: "+encoding);
                }
            }
            if (buffer === null || typeof buffer !== 'object')
                throw TypeError("Illegal buffer");
            var bb;
            if (ByteBuffer.isByteBuffer(buffer)) {
                bb = ByteBufferPrototype.clone.call(buffer);
                bb.markedOffset = -1;
                return bb;
            }
            if (buffer instanceof Uint8Array) { // Extract ArrayBuffer from Uint8Array
                bb = new ByteBuffer(0, littleEndian, noAssert);
                if (buffer.length > 0) { // Avoid references to more than one EMPTY_BUFFER
                    bb.buffer = buffer.buffer;
                    bb.offset = buffer.byteOffset;
                    bb.limit = buffer.byteOffset + buffer.length;
                    bb.view = buffer.length > 0 ? new DataView(buffer.buffer) : null;
                }
            } else if (buffer instanceof ArrayBuffer) { // Reuse ArrayBuffer
                bb = new ByteBuffer(0, littleEndian, noAssert);
                if (buffer.byteLength > 0) {
                    bb.buffer = buffer;
                    bb.offset = 0;
                    bb.limit = buffer.byteLength;
                    bb.view = buffer.byteLength > 0 ? new DataView(buffer) : null;
                }
            } else if (Object.prototype.toString.call(buffer) === "[object Array]") { // Create from octets
                bb = new ByteBuffer(buffer.length, littleEndian, noAssert);
                bb.limit = buffer.length;
                for (i=0; i<buffer.length; ++i)
                    bb.view.setUint8(i, buffer[i]);
            } else
                throw TypeError("Illegal buffer"); // Otherwise fail
            return bb;
        };

        // types/ints/int8

        /**
         * Writes an 8bit signed integer.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and advance {@link ByteBuffer#offset} by `1` if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.writeInt8 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number' || value % 1 !== 0)
                    throw TypeError("Illegal value: "+value+" (not an integer)");
                value |= 0;
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            offset += 1;
            var capacity0 = this.buffer.byteLength;
            if (offset > capacity0)
                this.resize((capacity0 *= 2) > offset ? capacity0 : offset);
            offset -= 1;
            this.view.setInt8(offset, value);
            if (relative) this.offset += 1;
            return this;
        };

        /**
         * Writes an 8bit signed integer. This is an alias of {@link ByteBuffer#writeInt8}.
         * @function
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and advance {@link ByteBuffer#offset} by `1` if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.writeByte = ByteBufferPrototype.writeInt8;

        /**
         * Reads an 8bit signed integer.
         * @param {number=} offset Offset to read from. Will use and advance {@link ByteBuffer#offset} by `1` if omitted.
         * @returns {number} Value read
         * @expose
         */
        ByteBufferPrototype.readInt8 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 1 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+1+") <= "+this.buffer.byteLength);
            }
            var value = this.view.getInt8(offset);
            if (relative) this.offset += 1;
            return value;
        };

        /**
         * Reads an 8bit signed integer. This is an alias of {@link ByteBuffer#readInt8}.
         * @function
         * @param {number=} offset Offset to read from. Will use and advance {@link ByteBuffer#offset} by `1` if omitted.
         * @returns {number} Value read
         * @expose
         */
        ByteBufferPrototype.readByte = ByteBufferPrototype.readInt8;

        /**
         * Writes an 8bit unsigned integer.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and advance {@link ByteBuffer#offset} by `1` if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.writeUint8 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number' || value % 1 !== 0)
                    throw TypeError("Illegal value: "+value+" (not an integer)");
                value >>>= 0;
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            offset += 1;
            var capacity1 = this.buffer.byteLength;
            if (offset > capacity1)
                this.resize((capacity1 *= 2) > offset ? capacity1 : offset);
            offset -= 1;
            this.view.setUint8(offset, value);
            if (relative) this.offset += 1;
            return this;
        };

        /**
         * Reads an 8bit unsigned integer.
         * @param {number=} offset Offset to read from. Will use and advance {@link ByteBuffer#offset} by `1` if omitted.
         * @returns {number} Value read
         * @expose
         */
        ByteBufferPrototype.readUint8 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 1 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+1+") <= "+this.buffer.byteLength);
            }
            var value = this.view.getUint8(offset);
            if (relative) this.offset += 1;
            return value;
        };

        // types/ints/int16

        /**
         * Writes a 16bit signed integer.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and advance {@link ByteBuffer#offset} by `2` if omitted.
         * @throws {TypeError} If `offset` or `value` is not a valid number
         * @throws {RangeError} If `offset` is out of bounds
         * @expose
         */
        ByteBufferPrototype.writeInt16 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number' || value % 1 !== 0)
                    throw TypeError("Illegal value: "+value+" (not an integer)");
                value |= 0;
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            offset += 2;
            var capacity2 = this.buffer.byteLength;
            if (offset > capacity2)
                this.resize((capacity2 *= 2) > offset ? capacity2 : offset);
            offset -= 2;
            this.view.setInt16(offset, value, this.littleEndian);
            if (relative) this.offset += 2;
            return this;
        };

        /**
         * Writes a 16bit signed integer. This is an alias of {@link ByteBuffer#writeInt16}.
         * @function
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and advance {@link ByteBuffer#offset} by `2` if omitted.
         * @throws {TypeError} If `offset` or `value` is not a valid number
         * @throws {RangeError} If `offset` is out of bounds
         * @expose
         */
        ByteBufferPrototype.writeShort = ByteBufferPrototype.writeInt16;

        /**
         * Reads a 16bit signed integer.
         * @param {number=} offset Offset to read from. Will use and advance {@link ByteBuffer#offset} by `2` if omitted.
         * @returns {number} Value read
         * @throws {TypeError} If `offset` is not a valid number
         * @throws {RangeError} If `offset` is out of bounds
         * @expose
         */
        ByteBufferPrototype.readInt16 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 2 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+2+") <= "+this.buffer.byteLength);
            }
            var value = this.view.getInt16(offset, this.littleEndian);
            if (relative) this.offset += 2;
            return value;
        };

        /**
         * Reads a 16bit signed integer. This is an alias of {@link ByteBuffer#readInt16}.
         * @function
         * @param {number=} offset Offset to read from. Will use and advance {@link ByteBuffer#offset} by `2` if omitted.
         * @returns {number} Value read
         * @throws {TypeError} If `offset` is not a valid number
         * @throws {RangeError} If `offset` is out of bounds
         * @expose
         */
        ByteBufferPrototype.readShort = ByteBufferPrototype.readInt16;

        /**
         * Writes a 16bit unsigned integer.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and advance {@link ByteBuffer#offset} by `2` if omitted.
         * @throws {TypeError} If `offset` or `value` is not a valid number
         * @throws {RangeError} If `offset` is out of bounds
         * @expose
         */
        ByteBufferPrototype.writeUint16 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number' || value % 1 !== 0)
                    throw TypeError("Illegal value: "+value+" (not an integer)");
                value >>>= 0;
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            offset += 2;
            var capacity3 = this.buffer.byteLength;
            if (offset > capacity3)
                this.resize((capacity3 *= 2) > offset ? capacity3 : offset);
            offset -= 2;
            this.view.setUint16(offset, value, this.littleEndian);
            if (relative) this.offset += 2;
            return this;
        };

        /**
         * Reads a 16bit unsigned integer.
         * @param {number=} offset Offset to read from. Will use and advance {@link ByteBuffer#offset} by `2` if omitted.
         * @returns {number} Value read
         * @throws {TypeError} If `offset` is not a valid number
         * @throws {RangeError} If `offset` is out of bounds
         * @expose
         */
        ByteBufferPrototype.readUint16 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 2 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+2+") <= "+this.buffer.byteLength);
            }
            var value = this.view.getUint16(offset, this.littleEndian);
            if (relative) this.offset += 2;
            return value;
        };

        // types/ints/int32

        /**
         * Writes a 32bit signed integer.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @expose
         */
        ByteBufferPrototype.writeInt32 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number' || value % 1 !== 0)
                    throw TypeError("Illegal value: "+value+" (not an integer)");
                value |= 0;
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            offset += 4;
            var capacity4 = this.buffer.byteLength;
            if (offset > capacity4)
                this.resize((capacity4 *= 2) > offset ? capacity4 : offset);
            offset -= 4;
            this.view.setInt32(offset, value, this.littleEndian);
            if (relative) this.offset += 4;
            return this;
        };

        /**
         * Writes a 32bit signed integer. This is an alias of {@link ByteBuffer#writeInt32}.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @expose
         */
        ByteBufferPrototype.writeInt = ByteBufferPrototype.writeInt32;

        /**
         * Reads a 32bit signed integer.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @returns {number} Value read
         * @expose
         */
        ByteBufferPrototype.readInt32 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 4 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+4+") <= "+this.buffer.byteLength);
            }
            var value = this.view.getInt32(offset, this.littleEndian);
            if (relative) this.offset += 4;
            return value;
        };

        /**
         * Reads a 32bit signed integer. This is an alias of {@link ByteBuffer#readInt32}.
         * @param {number=} offset Offset to read from. Will use and advance {@link ByteBuffer#offset} by `4` if omitted.
         * @returns {number} Value read
         * @expose
         */
        ByteBufferPrototype.readInt = ByteBufferPrototype.readInt32;

        /**
         * Writes a 32bit unsigned integer.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @expose
         */
        ByteBufferPrototype.writeUint32 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number' || value % 1 !== 0)
                    throw TypeError("Illegal value: "+value+" (not an integer)");
                value >>>= 0;
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            offset += 4;
            var capacity5 = this.buffer.byteLength;
            if (offset > capacity5)
                this.resize((capacity5 *= 2) > offset ? capacity5 : offset);
            offset -= 4;
            this.view.setUint32(offset, value, this.littleEndian);
            if (relative) this.offset += 4;
            return this;
        };

        /**
         * Reads a 32bit unsigned integer.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @returns {number} Value read
         * @expose
         */
        ByteBufferPrototype.readUint32 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 4 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+4+") <= "+this.buffer.byteLength);
            }
            var value = this.view.getUint32(offset, this.littleEndian);
            if (relative) this.offset += 4;
            return value;
        };

        // types/ints/int64

        if (Long) {

            /**
             * Writes a 64bit signed integer.
             * @param {number|!Long} value Value to write
             * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
             * @returns {!ByteBuffer} this
             * @expose
             */
            ByteBufferPrototype.writeInt64 = function(value, offset) {
                var relative = typeof offset === 'undefined';
                if (relative) offset = this.offset;
                if (!this.noAssert) {
                    if (typeof value === 'number')
                        value = Long.fromNumber(value);
                    else if (!(value && value instanceof Long))
                        throw TypeError("Illegal value: "+value+" (not an integer or Long)");
                    if (typeof offset !== 'number' || offset % 1 !== 0)
                        throw TypeError("Illegal offset: "+offset+" (not an integer)");
                    offset >>>= 0;
                    if (offset < 0 || offset + 0 > this.buffer.byteLength)
                        throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
                }
                if (typeof value === 'number')
                    value = Long.fromNumber(value);
                offset += 8;
                var capacity6 = this.buffer.byteLength;
                if (offset > capacity6)
                    this.resize((capacity6 *= 2) > offset ? capacity6 : offset);
                offset -= 8;
                if (this.littleEndian) {
                    this.view.setInt32(offset  , value.low , true);
                    this.view.setInt32(offset+4, value.high, true);
                } else {
                    this.view.setInt32(offset  , value.high, false);
                    this.view.setInt32(offset+4, value.low , false);
                }
                if (relative) this.offset += 8;
                return this;
            };

            /**
             * Writes a 64bit signed integer. This is an alias of {@link ByteBuffer#writeInt64}.
             * @param {number|!Long} value Value to write
             * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
             * @returns {!ByteBuffer} this
             * @expose
             */
            ByteBufferPrototype.writeLong = ByteBufferPrototype.writeInt64;

            /**
             * Reads a 64bit signed integer.
             * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
             * @returns {!Long}
             * @expose
             */
            ByteBufferPrototype.readInt64 = function(offset) {
                var relative = typeof offset === 'undefined';
                if (relative) offset = this.offset;
                if (!this.noAssert) {
                    if (typeof offset !== 'number' || offset % 1 !== 0)
                        throw TypeError("Illegal offset: "+offset+" (not an integer)");
                    offset >>>= 0;
                    if (offset < 0 || offset + 8 > this.buffer.byteLength)
                        throw RangeError("Illegal offset: 0 <= "+offset+" (+"+8+") <= "+this.buffer.byteLength);
                }
                var value = this.littleEndian
                    ? new Long(this.view.getInt32(offset  , true ), this.view.getInt32(offset+4, true ), false)
                    : new Long(this.view.getInt32(offset+4, false), this.view.getInt32(offset  , false), false);
                if (relative) this.offset += 8;
                return value;
            };

            /**
             * Reads a 64bit signed integer. This is an alias of {@link ByteBuffer#readInt64}.
             * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
             * @returns {!Long}
             * @expose
             */
            ByteBufferPrototype.readLong = ByteBufferPrototype.readInt64;

            /**
             * Writes a 64bit unsigned integer.
             * @param {number|!Long} value Value to write
             * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
             * @returns {!ByteBuffer} this
             * @expose
             */
            ByteBufferPrototype.writeUint64 = function(value, offset) {
                var relative = typeof offset === 'undefined';
                if (relative) offset = this.offset;
                if (!this.noAssert) {
                    if (typeof value === 'number')
                        value = Long.fromNumber(value);
                    else if (!(value && value instanceof Long))
                        throw TypeError("Illegal value: "+value+" (not an integer or Long)");
                    if (typeof offset !== 'number' || offset % 1 !== 0)
                        throw TypeError("Illegal offset: "+offset+" (not an integer)");
                    offset >>>= 0;
                    if (offset < 0 || offset + 0 > this.buffer.byteLength)
                        throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
                }
                if (typeof value === 'number')
                    value = Long.fromNumber(value);
                offset += 8;
                var capacity7 = this.buffer.byteLength;
                if (offset > capacity7)
                    this.resize((capacity7 *= 2) > offset ? capacity7 : offset);
                offset -= 8;
                if (this.littleEndian) {
                    this.view.setInt32(offset  , value.low , true);
                    this.view.setInt32(offset+4, value.high, true);
                } else {
                    this.view.setInt32(offset  , value.high, false);
                    this.view.setInt32(offset+4, value.low , false);
                }
                if (relative) this.offset += 8;
                return this;
            };

            /**
             * Reads a 64bit unsigned integer.
             * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
             * @returns {!Long}
             * @expose
             */
            ByteBufferPrototype.readUint64 = function(offset) {
                var relative = typeof offset === 'undefined';
                if (relative) offset = this.offset;
                if (!this.noAssert) {
                    if (typeof offset !== 'number' || offset % 1 !== 0)
                        throw TypeError("Illegal offset: "+offset+" (not an integer)");
                    offset >>>= 0;
                    if (offset < 0 || offset + 8 > this.buffer.byteLength)
                        throw RangeError("Illegal offset: 0 <= "+offset+" (+"+8+") <= "+this.buffer.byteLength);
                }
                var value = this.littleEndian
                    ? new Long(this.view.getInt32(offset  , true ), this.view.getInt32(offset+4, true ), true)
                    : new Long(this.view.getInt32(offset+4, false), this.view.getInt32(offset  , false), true);
                if (relative) this.offset += 8;
                return value;
            };

        } // Long


        // types/floats/float32

        /**
         * Writes a 32bit float.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.writeFloat32 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number')
                    throw TypeError("Illegal value: "+value+" (not a number)");
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            offset += 4;
            var capacity8 = this.buffer.byteLength;
            if (offset > capacity8)
                this.resize((capacity8 *= 2) > offset ? capacity8 : offset);
            offset -= 4;
            this.view.setFloat32(offset, value, this.littleEndian);
            if (relative) this.offset += 4;
            return this;
        };

        /**
         * Writes a 32bit float. This is an alias of {@link ByteBuffer#writeFloat32}.
         * @function
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.writeFloat = ByteBufferPrototype.writeFloat32;

        /**
         * Reads a 32bit float.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @returns {number}
         * @expose
         */
        ByteBufferPrototype.readFloat32 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 4 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+4+") <= "+this.buffer.byteLength);
            }
            var value = this.view.getFloat32(offset, this.littleEndian);
            if (relative) this.offset += 4;
            return value;
        };

        /**
         * Reads a 32bit float. This is an alias of {@link ByteBuffer#readFloat32}.
         * @function
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `4` if omitted.
         * @returns {number}
         * @expose
         */
        ByteBufferPrototype.readFloat = ByteBufferPrototype.readFloat32;

        // types/floats/float64

        /**
         * Writes a 64bit float.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.writeFloat64 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number')
                    throw TypeError("Illegal value: "+value+" (not a number)");
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            offset += 8;
            var capacity9 = this.buffer.byteLength;
            if (offset > capacity9)
                this.resize((capacity9 *= 2) > offset ? capacity9 : offset);
            offset -= 8;
            this.view.setFloat64(offset, value, this.littleEndian);
            if (relative) this.offset += 8;
            return this;
        };

        /**
         * Writes a 64bit float. This is an alias of {@link ByteBuffer#writeFloat64}.
         * @function
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.writeDouble = ByteBufferPrototype.writeFloat64;

        /**
         * Reads a 64bit float.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
         * @returns {number}
         * @expose
         */
        ByteBufferPrototype.readFloat64 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 8 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+8+") <= "+this.buffer.byteLength);
            }
            var value = this.view.getFloat64(offset, this.littleEndian);
            if (relative) this.offset += 8;
            return value;
        };

        /**
         * Reads a 64bit float. This is an alias of {@link ByteBuffer#readFloat64}.
         * @function
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by `8` if omitted.
         * @returns {number}
         * @expose
         */
        ByteBufferPrototype.readDouble = ByteBufferPrototype.readFloat64;


        // types/varints/varint32

        /**
         * Maximum number of bytes required to store a 32bit base 128 variable-length integer.
         * @type {number}
         * @const
         * @expose
         */
        ByteBuffer.MAX_VARINT32_BYTES = 5;

        /**
         * Calculates the actual number of bytes required to store a 32bit base 128 variable-length integer.
         * @param {number} value Value to encode
         * @returns {number} Number of bytes required. Capped to {@link ByteBuffer.MAX_VARINT32_BYTES}
         * @expose
         */
        ByteBuffer.calculateVarint32 = function(value) {
            // ref: src/google/protobuf/io/coded_stream.cc
            value = value >>> 0;
                 if (value < 1 << 7 ) return 1;
            else if (value < 1 << 14) return 2;
            else if (value < 1 << 21) return 3;
            else if (value < 1 << 28) return 4;
            else                      return 5;
        };

        /**
         * Zigzag encodes a signed 32bit integer so that it can be effectively used with varint encoding.
         * @param {number} n Signed 32bit integer
         * @returns {number} Unsigned zigzag encoded 32bit integer
         * @expose
         */
        ByteBuffer.zigZagEncode32 = function(n) {
            return (((n |= 0) << 1) ^ (n >> 31)) >>> 0; // ref: src/google/protobuf/wire_format_lite.h
        };

        /**
         * Decodes a zigzag encoded signed 32bit integer.
         * @param {number} n Unsigned zigzag encoded 32bit integer
         * @returns {number} Signed 32bit integer
         * @expose
         */
        ByteBuffer.zigZagDecode32 = function(n) {
            return ((n >>> 1) ^ -(n & 1)) | 0; // // ref: src/google/protobuf/wire_format_lite.h
        };

        /**
         * Writes a 32bit base 128 variable-length integer.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  written if omitted.
         * @returns {!ByteBuffer|number} this if `offset` is omitted, else the actual number of bytes written
         * @expose
         */
        ByteBufferPrototype.writeVarint32 = function(value, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof value !== 'number' || value % 1 !== 0)
                    throw TypeError("Illegal value: "+value+" (not an integer)");
                value |= 0;
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            var size = ByteBuffer.calculateVarint32(value),
                b;
            offset += size;
            var capacity10 = this.buffer.byteLength;
            if (offset > capacity10)
                this.resize((capacity10 *= 2) > offset ? capacity10 : offset);
            offset -= size;
            // ref: http://code.google.com/searchframe#WTeibokF6gE/trunk/src/google/protobuf/io/coded_stream.cc
            this.view.setUint8(offset, b = value | 0x80);
            value >>>= 0;
            if (value >= 1 << 7) {
                b = (value >> 7) | 0x80;
                this.view.setUint8(offset+1, b);
                if (value >= 1 << 14) {
                    b = (value >> 14) | 0x80;
                    this.view.setUint8(offset+2, b);
                    if (value >= 1 << 21) {
                        b = (value >> 21) | 0x80;
                        this.view.setUint8(offset+3, b);
                        if (value >= 1 << 28) {
                            this.view.setUint8(offset+4, (value >> 28) & 0x0F);
                            size = 5;
                        } else {
                            this.view.setUint8(offset+3, b & 0x7F);
                            size = 4;
                        }
                    } else {
                        this.view.setUint8(offset+2, b & 0x7F);
                        size = 3;
                    }
                } else {
                    this.view.setUint8(offset+1, b & 0x7F);
                    size = 2;
                }
            } else {
                this.view.setUint8(offset, b & 0x7F);
                size = 1;
            }
            if (relative) {
                this.offset += size;
                return this;
            }
            return size;
        };

        /**
         * Writes a zig-zag encoded 32bit base 128 variable-length integer.
         * @param {number} value Value to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  written if omitted.
         * @returns {!ByteBuffer|number} this if `offset` is omitted, else the actual number of bytes written
         * @expose
         */
        ByteBufferPrototype.writeVarint32ZigZag = function(value, offset) {
            return this.writeVarint32(ByteBuffer.zigZagEncode32(value), offset);
        };

        /**
         * Reads a 32bit base 128 variable-length integer.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  written if omitted.
         * @returns {number|!{value: number, length: number}} The value read if offset is omitted, else the value read
         *  and the actual number of bytes read.
         * @throws {Error} If it's not a valid varint. Has a property `truncated = true` if there is not enough data available
         *  to fully decode the varint.
         * @expose
         */
        ByteBufferPrototype.readVarint32 = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 1 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+1+") <= "+this.buffer.byteLength);
            }
            // ref: src/google/protobuf/io/coded_stream.cc
            var size = 0,
                value = 0 >>> 0,
                temp,
                ioffset;
            do {
                ioffset = offset+size;
                if (!this.noAssert && ioffset > this.limit) {
                    var err = Error("Truncated");
                    err['truncated'] = true;
                    throw err;
                }
                temp = this.view.getUint8(ioffset);
                if (size < 5)
                    value |= ((temp&0x7F)<<(7*size)) >>> 0;
                ++size;
            } while ((temp & 0x80) === 0x80);
            value = value | 0; // Make sure to discard the higher order bits
            if (relative) {
                this.offset += size;
                return value;
            }
            return {
                "value": value,
                "length": size
            };
        };

        /**
         * Reads a zig-zag encoded 32bit base 128 variable-length integer.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  written if omitted.
         * @returns {number|!{value: number, length: number}} The value read if offset is omitted, else the value read
         *  and the actual number of bytes read.
         * @throws {Error} If it's not a valid varint
         * @expose
         */
        ByteBufferPrototype.readVarint32ZigZag = function(offset) {
            var val = this.readVarint32(offset);
            if (typeof val === 'object')
                val["value"] = ByteBuffer.zigZagDecode32(val["value"]);
            else
                val = ByteBuffer.zigZagDecode32(val);
            return val;
        };

        // types/varints/varint64

        if (Long) {

            /**
             * Maximum number of bytes required to store a 64bit base 128 variable-length integer.
             * @type {number}
             * @const
             * @expose
             */
            ByteBuffer.MAX_VARINT64_BYTES = 10;

            /**
             * Calculates the actual number of bytes required to store a 64bit base 128 variable-length integer.
             * @param {number|!Long} value Value to encode
             * @returns {number} Number of bytes required. Capped to {@link ByteBuffer.MAX_VARINT64_BYTES}
             * @expose
             */
            ByteBuffer.calculateVarint64 = function(value) {
                if (typeof value === 'number')
                    value = Long.fromNumber(value);
                // ref: src/google/protobuf/io/coded_stream.cc
                var part0 = value.toInt() >>> 0,
                    part1 = value.shiftRightUnsigned(28).toInt() >>> 0,
                    part2 = value.shiftRightUnsigned(56).toInt() >>> 0;
                if (part2 == 0) {
                    if (part1 == 0) {
                        if (part0 < 1 << 14)
                            return part0 < 1 << 7 ? 1 : 2;
                        else
                            return part0 < 1 << 21 ? 3 : 4;
                    } else {
                        if (part1 < 1 << 14)
                            return part1 < 1 << 7 ? 5 : 6;
                        else
                            return part1 < 1 << 21 ? 7 : 8;
                    }
                } else
                    return part2 < 1 << 7 ? 9 : 10;
            };

            /**
             * Zigzag encodes a signed 64bit integer so that it can be effectively used with varint encoding.
             * @param {number|!Long} value Signed long
             * @returns {!Long} Unsigned zigzag encoded long
             * @expose
             */
            ByteBuffer.zigZagEncode64 = function(value) {
                if (typeof value === 'number')
                    value = Long.fromNumber(value, false);
                else if (value.unsigned !== false) value = value.toSigned();
                // ref: src/google/protobuf/wire_format_lite.h
                return value.shiftLeft(1).xor(value.shiftRight(63)).toUnsigned();
            };

            /**
             * Decodes a zigzag encoded signed 64bit integer.
             * @param {!Long|number} value Unsigned zigzag encoded long or JavaScript number
             * @returns {!Long} Signed long
             * @expose
             */
            ByteBuffer.zigZagDecode64 = function(value) {
                if (typeof value === 'number')
                    value = Long.fromNumber(value, false);
                else if (value.unsigned !== false) value = value.toSigned();
                // ref: src/google/protobuf/wire_format_lite.h
                return value.shiftRightUnsigned(1).xor(value.and(Long.ONE).toSigned().negate()).toSigned();
            };

            /**
             * Writes a 64bit base 128 variable-length integer.
             * @param {number|Long} value Value to write
             * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by the number of bytes
             *  written if omitted.
             * @returns {!ByteBuffer|number} `this` if offset is omitted, else the actual number of bytes written.
             * @expose
             */
            ByteBufferPrototype.writeVarint64 = function(value, offset) {
                var relative = typeof offset === 'undefined';
                if (relative) offset = this.offset;
                if (!this.noAssert) {
                    if (typeof value === 'number')
                        value = Long.fromNumber(value);
                    else if (!(value && value instanceof Long))
                        throw TypeError("Illegal value: "+value+" (not an integer or Long)");
                    if (typeof offset !== 'number' || offset % 1 !== 0)
                        throw TypeError("Illegal offset: "+offset+" (not an integer)");
                    offset >>>= 0;
                    if (offset < 0 || offset + 0 > this.buffer.byteLength)
                        throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
                }
                if (typeof value === 'number')
                    value = Long.fromNumber(value, false);
                else if (value.unsigned !== false) value = value.toSigned();
                var size = ByteBuffer.calculateVarint64(value),
                    part0 = value.toInt() >>> 0,
                    part1 = value.shiftRightUnsigned(28).toInt() >>> 0,
                    part2 = value.shiftRightUnsigned(56).toInt() >>> 0;
                offset += size;
                var capacity11 = this.buffer.byteLength;
                if (offset > capacity11)
                    this.resize((capacity11 *= 2) > offset ? capacity11 : offset);
                offset -= size;
                switch (size) {
                    case 10: this.view.setUint8(offset+9, (part2 >>>  7) & 0x01);
                    case 9 : this.view.setUint8(offset+8, size !== 9 ? (part2       ) | 0x80 : (part2       ) & 0x7F);
                    case 8 : this.view.setUint8(offset+7, size !== 8 ? (part1 >>> 21) | 0x80 : (part1 >>> 21) & 0x7F);
                    case 7 : this.view.setUint8(offset+6, size !== 7 ? (part1 >>> 14) | 0x80 : (part1 >>> 14) & 0x7F);
                    case 6 : this.view.setUint8(offset+5, size !== 6 ? (part1 >>>  7) | 0x80 : (part1 >>>  7) & 0x7F);
                    case 5 : this.view.setUint8(offset+4, size !== 5 ? (part1       ) | 0x80 : (part1       ) & 0x7F);
                    case 4 : this.view.setUint8(offset+3, size !== 4 ? (part0 >>> 21) | 0x80 : (part0 >>> 21) & 0x7F);
                    case 3 : this.view.setUint8(offset+2, size !== 3 ? (part0 >>> 14) | 0x80 : (part0 >>> 14) & 0x7F);
                    case 2 : this.view.setUint8(offset+1, size !== 2 ? (part0 >>>  7) | 0x80 : (part0 >>>  7) & 0x7F);
                    case 1 : this.view.setUint8(offset  , size !== 1 ? (part0       ) | 0x80 : (part0       ) & 0x7F);
                }
                if (relative) {
                    this.offset += size;
                    return this;
                } else {
                    return size;
                }
            };

            /**
             * Writes a zig-zag encoded 64bit base 128 variable-length integer.
             * @param {number|Long} value Value to write
             * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by the number of bytes
             *  written if omitted.
             * @returns {!ByteBuffer|number} `this` if offset is omitted, else the actual number of bytes written.
             * @expose
             */
            ByteBufferPrototype.writeVarint64ZigZag = function(value, offset) {
                return this.writeVarint64(ByteBuffer.zigZagEncode64(value), offset);
            };

            /**
             * Reads a 64bit base 128 variable-length integer. Requires Long.js.
             * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
             *  read if omitted.
             * @returns {!Long|!{value: Long, length: number}} The value read if offset is omitted, else the value read and
             *  the actual number of bytes read.
             * @throws {Error} If it's not a valid varint
             * @expose
             */
            ByteBufferPrototype.readVarint64 = function(offset) {
                var relative = typeof offset === 'undefined';
                if (relative) offset = this.offset;
                if (!this.noAssert) {
                    if (typeof offset !== 'number' || offset % 1 !== 0)
                        throw TypeError("Illegal offset: "+offset+" (not an integer)");
                    offset >>>= 0;
                    if (offset < 0 || offset + 1 > this.buffer.byteLength)
                        throw RangeError("Illegal offset: 0 <= "+offset+" (+"+1+") <= "+this.buffer.byteLength);
                }
                // ref: src/google/protobuf/io/coded_stream.cc
                var start = offset,
                    part0 = 0,
                    part1 = 0,
                    part2 = 0,
                    b  = 0;
                b = this.view.getUint8(offset++); part0  = (b & 0x7F)      ; if (b & 0x80) {
                b = this.view.getUint8(offset++); part0 |= (b & 0x7F) <<  7; if (b & 0x80) {
                b = this.view.getUint8(offset++); part0 |= (b & 0x7F) << 14; if (b & 0x80) {
                b = this.view.getUint8(offset++); part0 |= (b & 0x7F) << 21; if (b & 0x80) {
                b = this.view.getUint8(offset++); part1  = (b & 0x7F)      ; if (b & 0x80) {
                b = this.view.getUint8(offset++); part1 |= (b & 0x7F) <<  7; if (b & 0x80) {
                b = this.view.getUint8(offset++); part1 |= (b & 0x7F) << 14; if (b & 0x80) {
                b = this.view.getUint8(offset++); part1 |= (b & 0x7F) << 21; if (b & 0x80) {
                b = this.view.getUint8(offset++); part2  = (b & 0x7F)      ; if (b & 0x80) {
                b = this.view.getUint8(offset++); part2 |= (b & 0x7F) <<  7; if (b & 0x80) {
                throw Error("Buffer overrun"); }}}}}}}}}}
                var value = Long.fromBits(part0 | (part1 << 28), (part1 >>> 4) | (part2) << 24, false);
                if (relative) {
                    this.offset = offset;
                    return value;
                } else {
                    return {
                        'value': value,
                        'length': offset-start
                    };
                }
            };

            /**
             * Reads a zig-zag encoded 64bit base 128 variable-length integer. Requires Long.js.
             * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
             *  read if omitted.
             * @returns {!Long|!{value: Long, length: number}} The value read if offset is omitted, else the value read and
             *  the actual number of bytes read.
             * @throws {Error} If it's not a valid varint
             * @expose
             */
            ByteBufferPrototype.readVarint64ZigZag = function(offset) {
                var val = this.readVarint64(offset);
                if (val && val['value'] instanceof Long)
                    val["value"] = ByteBuffer.zigZagDecode64(val["value"]);
                else
                    val = ByteBuffer.zigZagDecode64(val);
                return val;
            };

        } // Long


        // types/strings/cstring

        /**
         * Writes a NULL-terminated UTF8 encoded string. For this to work the specified string must not contain any NULL
         *  characters itself.
         * @param {string} str String to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  contained in `str` + 1 if omitted.
         * @returns {!ByteBuffer|number} this if offset is omitted, else the actual number of bytes written
         * @expose
         */
        ByteBufferPrototype.writeCString = function(str, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            var i,
                k = str.length;
            if (!this.noAssert) {
                if (typeof str !== 'string')
                    throw TypeError("Illegal str: Not a string");
                for (i=0; i<k; ++i) {
                    if (str.charCodeAt(i) === 0)
                        throw RangeError("Illegal str: Contains NULL-characters");
                }
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            var start = offset;
            // UTF8 strings do not contain zero bytes in between except for the zero character, so:
            k = utfx.calculateUTF16asUTF8(stringSource(str))[1];
            offset += k+1;
            var capacity12 = this.buffer.byteLength;
            if (offset > capacity12)
                this.resize((capacity12 *= 2) > offset ? capacity12 : offset);
            offset -= k+1;
            utfx.encodeUTF16toUTF8(stringSource(str), function(b) {
                this.view.setUint8(offset++, b);
            }.bind(this));
            this.view.setUint8(offset++, 0);
            if (relative) {
                this.offset = offset - start;
                return this;
            }
            return k;
        };

        /**
         * Reads a NULL-terminated UTF8 encoded string. For this to work the string read must not contain any NULL characters
         *  itself.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  read if omitted.
         * @returns {string|!{string: string, length: number}} The string read if offset is omitted, else the string
         *  read and the actual number of bytes read.
         * @expose
         */
        ByteBufferPrototype.readCString = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 1 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+1+") <= "+this.buffer.byteLength);
            }
            var start = offset,
                temp;
            // UTF8 strings do not contain zero bytes in between except for the zero character itself, so:
            var sd, b = -1;
            utfx.decodeUTF8toUTF16(function() {
                if (b === 0) return null;
                if (offset >= this.limit)
                    throw RangeError("Illegal range: Truncated data, "+offset+" < "+this.limit);
                return (b = this.view.getUint8(offset++)) === 0 ? null : b;
            }.bind(this), sd = stringDestination(), true);
            if (relative) {
                this.offset = offset;
                return sd();
            } else {
                return {
                    "string": sd(),
                    "length": offset - start
                };
            }
        };

        // types/strings/istring

        /**
         * Writes a length as uint32 prefixed UTF8 encoded string.
         * @param {string} str String to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  written if omitted.
         * @returns {!ByteBuffer|number} `this` if `offset` is omitted, else the actual number of bytes written
         * @expose
         * @see ByteBuffer#writeVarint32
         */
        ByteBufferPrototype.writeIString = function(str, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof str !== 'string')
                    throw TypeError("Illegal str: Not a string");
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            var start = offset,
                k;
            k = utfx.calculateUTF16asUTF8(stringSource(str), this.noAssert)[1];
            offset += 4+k;
            var capacity13 = this.buffer.byteLength;
            if (offset > capacity13)
                this.resize((capacity13 *= 2) > offset ? capacity13 : offset);
            offset -= 4+k;
            this.view.setUint32(offset, k, this.littleEndian);
            offset += 4;
            utfx.encodeUTF16toUTF8(stringSource(str), function(b) {
                this.view.setUint8(offset++, b);
            }.bind(this));
            if (offset !== start + 4 + k)
                throw RangeError("Illegal range: Truncated data, "+offset+" == "+(offset+4+k));
            if (relative) {
                this.offset = offset;
                return this;
            }
            return offset - start;
        };

        /**
         * Reads a length as uint32 prefixed UTF8 encoded string.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  read if omitted.
         * @returns {string|!{string: string, length: number}} The string read if offset is omitted, else the string
         *  read and the actual number of bytes read.
         * @expose
         * @see ByteBuffer#readVarint32
         */
        ByteBufferPrototype.readIString = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 4 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+4+") <= "+this.buffer.byteLength);
            }
            var temp = 0,
                start = offset,
                str;
            temp = this.view.getUint32(offset, this.littleEndian);
            offset += 4;
            var k = offset + temp,
                sd;
            utfx.decodeUTF8toUTF16(function() {
                return offset < k ? this.view.getUint8(offset++) : null;
            }.bind(this), sd = stringDestination(), this.noAssert);
            str = sd();
            if (relative) {
                this.offset = offset;
                return str;
            } else {
                return {
                    'string': str,
                    'length': offset - start
                };
            }
        };

        // types/strings/utf8string

        /**
         * Metrics representing number of UTF8 characters. Evaluates to `c`.
         * @type {string}
         * @const
         * @expose
         */
        ByteBuffer.METRICS_CHARS = 'c';

        /**
         * Metrics representing number of bytes. Evaluates to `b`.
         * @type {string}
         * @const
         * @expose
         */
        ByteBuffer.METRICS_BYTES = 'b';

        /**
         * Writes an UTF8 encoded string.
         * @param {string} str String to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} if omitted.
         * @returns {!ByteBuffer|number} this if offset is omitted, else the actual number of bytes written.
         * @expose
         */
        ByteBufferPrototype.writeUTF8String = function(str, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            var k;
            var start = offset;
            k = utfx.calculateUTF16asUTF8(stringSource(str))[1];
            offset += k;
            var capacity14 = this.buffer.byteLength;
            if (offset > capacity14)
                this.resize((capacity14 *= 2) > offset ? capacity14 : offset);
            offset -= k;
            utfx.encodeUTF16toUTF8(stringSource(str), function(b) {
                this.view.setUint8(offset++, b);
            }.bind(this));
            if (relative) {
                this.offset = offset;
                return this;
            }
            return offset - start;
        };

        /**
         * Writes an UTF8 encoded string. This is an alias of {@link ByteBuffer#writeUTF8String}.
         * @function
         * @param {string} str String to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} if omitted.
         * @returns {!ByteBuffer|number} this if offset is omitted, else the actual number of bytes written.
         * @expose
         */
        ByteBufferPrototype.writeString = ByteBufferPrototype.writeUTF8String;

        /**
         * Calculates the number of UTF8 characters of a string. JavaScript itself uses UTF-16, so that a string's
         *  `length` property does not reflect its actual UTF8 size if it contains code points larger than 0xFFFF.
         * @function
         * @param {string} str String to calculate
         * @returns {number} Number of UTF8 characters
         * @expose
         */
        ByteBuffer.calculateUTF8Chars = function(str) {
            return utfx.calculateUTF16asUTF8(stringSource(str))[0];
        };

        /**
         * Calculates the number of UTF8 bytes of a string.
         * @function
         * @param {string} str String to calculate
         * @returns {number} Number of UTF8 bytes
         * @expose
         */
        ByteBuffer.calculateUTF8Bytes = function(str) {
            return utfx.calculateUTF16asUTF8(stringSource(str))[1];
        };

        /**
         * Reads an UTF8 encoded string.
         * @param {number} length Number of characters or bytes to read.
         * @param {string=} metrics Metrics specifying what `length` is meant to count. Defaults to
         *  {@link ByteBuffer.METRICS_CHARS}.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  read if omitted.
         * @returns {string|!{string: string, length: number}} The string read if offset is omitted, else the string
         *  read and the actual number of bytes read.
         * @expose
         */
        ByteBufferPrototype.readUTF8String = function(length, metrics, offset) {
            if (typeof metrics === 'number') {
                offset = metrics;
                metrics = undefined;
            }
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (typeof metrics === 'undefined') metrics = ByteBuffer.METRICS_CHARS;
            if (!this.noAssert) {
                if (typeof length !== 'number' || length % 1 !== 0)
                    throw TypeError("Illegal length: "+length+" (not an integer)");
                length |= 0;
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            var i = 0,
                start = offset,
                sd;
            if (metrics === ByteBuffer.METRICS_CHARS) { // The same for node and the browser
                sd = stringDestination();
                utfx.decodeUTF8(function() {
                    return i < length && offset < this.limit ? this.view.getUint8(offset++) : null;
                }.bind(this), function(cp) {
                    ++i; utfx.UTF8toUTF16(cp, sd);
                }.bind(this));
                if (i !== length)
                    throw RangeError("Illegal range: Truncated data, "+i+" == "+length);
                if (relative) {
                    this.offset = offset;
                    return sd();
                } else {
                    return {
                        "string": sd(),
                        "length": offset - start
                    };
                }
            } else if (metrics === ByteBuffer.METRICS_BYTES) {
                if (!this.noAssert) {
                    if (typeof offset !== 'number' || offset % 1 !== 0)
                        throw TypeError("Illegal offset: "+offset+" (not an integer)");
                    offset >>>= 0;
                    if (offset < 0 || offset + length > this.buffer.byteLength)
                        throw RangeError("Illegal offset: 0 <= "+offset+" (+"+length+") <= "+this.buffer.byteLength);
                }
                var k = offset + length;
                utfx.decodeUTF8toUTF16(function() {
                    return offset < k ? this.view.getUint8(offset++) : null;
                }.bind(this), sd = stringDestination(), this.noAssert);
                if (offset !== k)
                    throw RangeError("Illegal range: Truncated data, "+offset+" == "+k);
                if (relative) {
                    this.offset = offset;
                    return sd();
                } else {
                    return {
                        'string': sd(),
                        'length': offset - start
                    };
                }
            } else
                throw TypeError("Unsupported metrics: "+metrics);
        };

        /**
         * Reads an UTF8 encoded string. This is an alias of {@link ByteBuffer#readUTF8String}.
         * @function
         * @param {number} length Number of characters or bytes to read
         * @param {number=} metrics Metrics specifying what `n` is meant to count. Defaults to
         *  {@link ByteBuffer.METRICS_CHARS}.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  read if omitted.
         * @returns {string|!{string: string, length: number}} The string read if offset is omitted, else the string
         *  read and the actual number of bytes read.
         * @expose
         */
        ByteBufferPrototype.readString = ByteBufferPrototype.readUTF8String;

        // types/strings/vstring

        /**
         * Writes a length as varint32 prefixed UTF8 encoded string.
         * @param {string} str String to write
         * @param {number=} offset Offset to write to. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  written if omitted.
         * @returns {!ByteBuffer|number} `this` if `offset` is omitted, else the actual number of bytes written
         * @expose
         * @see ByteBuffer#writeVarint32
         */
        ByteBufferPrototype.writeVString = function(str, offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof str !== 'string')
                    throw TypeError("Illegal str: Not a string");
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            var start = offset,
                k, l;
            k = utfx.calculateUTF16asUTF8(stringSource(str), this.noAssert)[1];
            l = ByteBuffer.calculateVarint32(k);
            offset += l+k;
            var capacity15 = this.buffer.byteLength;
            if (offset > capacity15)
                this.resize((capacity15 *= 2) > offset ? capacity15 : offset);
            offset -= l+k;
            offset += this.writeVarint32(k, offset);
            utfx.encodeUTF16toUTF8(stringSource(str), function(b) {
                this.view.setUint8(offset++, b);
            }.bind(this));
            if (offset !== start+k+l)
                throw RangeError("Illegal range: Truncated data, "+offset+" == "+(offset+k+l));
            if (relative) {
                this.offset = offset;
                return this;
            }
            return offset - start;
        };

        /**
         * Reads a length as varint32 prefixed UTF8 encoded string.
         * @param {number=} offset Offset to read from. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  read if omitted.
         * @returns {string|!{string: string, length: number}} The string read if offset is omitted, else the string
         *  read and the actual number of bytes read.
         * @expose
         * @see ByteBuffer#readVarint32
         */
        ByteBufferPrototype.readVString = function(offset) {
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 1 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+1+") <= "+this.buffer.byteLength);
            }
            var temp = this.readVarint32(offset),
                start = offset,
                str;
            offset += temp['length'];
            temp = temp['value'];
            var k = offset + temp,
                sd = stringDestination();
            utfx.decodeUTF8toUTF16(function() {
                return offset < k ? this.view.getUint8(offset++) : null;
            }.bind(this), sd, this.noAssert);
            str = sd();
            if (relative) {
                this.offset = offset;
                return str;
            } else {
                return {
                    'string': str,
                    'length': offset - start
                };
            }
        };


        /**
         * Appends some data to this ByteBuffer. This will overwrite any contents behind the specified offset up to the appended
         *  data's length.
         * @param {!ByteBuffer|!ArrayBuffer|!Uint8Array|string} source Data to append. If `source` is a ByteBuffer, its offsets
         *  will be modified according to the performed read operation.
         * @param {(string|number)=} encoding Encoding if `data` is a string ("base64", "hex", "binary", defaults to "utf8")
         * @param {number=} offset Offset to append at. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  read if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         * @example A relative `<01 02>03.append(<04 05>)` will result in `<01 02 04 05>, 04 05|`
         * @example An absolute `<01 02>03.append(04 05>, 1)` will result in `<01 04>05, 04 05|`
         */
        ByteBufferPrototype.append = function(source, encoding, offset) {
            if (typeof encoding === 'number' || typeof encoding !== 'string') {
                offset = encoding;
                encoding = undefined;
            }
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            if (!(source instanceof ByteBuffer))
                source = ByteBuffer.wrap(source, encoding);
            var length = source.limit - source.offset;
            if (length <= 0) return this; // Nothing to append
            offset += length;
            var capacity16 = this.buffer.byteLength;
            if (offset > capacity16)
                this.resize((capacity16 *= 2) > offset ? capacity16 : offset);
            offset -= length;
            new Uint8Array(this.buffer, offset).set(new Uint8Array(source.buffer).subarray(source.offset, source.limit));
            source.offset += length;
            if (relative) this.offset += length;
            return this;
        };

        /**
         * Appends this ByteBuffer's contents to another ByteBuffer. This will overwrite any contents behind the specified
         *  offset up to the length of this ByteBuffer's data.
         * @param {!ByteBuffer} target Target ByteBuffer
         * @param {number=} offset Offset to append to. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  read if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         * @see ByteBuffer#append
         */
        ByteBufferPrototype.appendTo = function(target, offset) {
            target.append(this, offset);
            return this;
        };

        /**
         * Enables or disables assertions of argument types and offsets. Assertions are enabled by default but you can opt to
         *  disable them if your code already makes sure that everything is valid.
         * @param {boolean} assert `true` to enable assertions, otherwise `false`
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.assert = function(assert) {
            this.noAssert = !assert;
            return this;
        };

        /**
         * Gets the capacity of this ByteBuffer's backing buffer.
         * @returns {number} Capacity of the backing buffer
         * @expose
         */
        ByteBufferPrototype.capacity = function() {
            return this.buffer.byteLength;
        };

        /**
         * Clears this ByteBuffer's offsets by setting {@link ByteBuffer#offset} to `0` and {@link ByteBuffer#limit} to the
         *  backing buffer's capacity. Discards {@link ByteBuffer#markedOffset}.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.clear = function() {
            this.offset = 0;
            this.limit = this.buffer.byteLength;
            this.markedOffset = -1;
            return this;
        };

        /**
         * Creates a cloned instance of this ByteBuffer, preset with this ByteBuffer's values for {@link ByteBuffer#offset},
         *  {@link ByteBuffer#markedOffset} and {@link ByteBuffer#limit}.
         * @param {boolean=} copy Whether to copy the backing buffer or to return another view on the same, defaults to `false`
         * @returns {!ByteBuffer} Cloned instance
         * @expose
         */
        ByteBufferPrototype.clone = function(copy) {
            var bb = new ByteBuffer(0, this.littleEndian, this.noAssert);
            if (copy) {
                var buffer = new ArrayBuffer(this.buffer.byteLength);
                new Uint8Array(buffer).set(this.buffer);
                bb.buffer = buffer;
                bb.view = new DataView(buffer);
            } else {
                bb.buffer = this.buffer;
                bb.view = this.view;
            }
            bb.offset = this.offset;
            bb.markedOffset = this.markedOffset;
            bb.limit = this.limit;
            return bb;
        };

        /**
         * Compacts this ByteBuffer to be backed by a {@link ByteBuffer#buffer} of its contents' length. Contents are the bytes
         *  between {@link ByteBuffer#offset} and {@link ByteBuffer#limit}. Will set `offset = 0` and `limit = capacity` and
         *  adapt {@link ByteBuffer#markedOffset} to the same relative position if set.
         * @param {number=} begin Offset to start at, defaults to {@link ByteBuffer#offset}
         * @param {number=} end Offset to end at, defaults to {@link ByteBuffer#limit}
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.compact = function(begin, end) {
            if (typeof begin === 'undefined') begin = this.offset;
            if (typeof end === 'undefined') end = this.limit;
            if (!this.noAssert) {
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            if (begin === 0 && end === this.buffer.byteLength)
                return this; // Already compacted
            var len = end - begin;
            if (len === 0) {
                this.buffer = EMPTY_BUFFER;
                this.view = null;
                if (this.markedOffset >= 0) this.markedOffset -= begin;
                this.offset = 0;
                this.limit = 0;
                return this;
            }
            var buffer = new ArrayBuffer(len);
            new Uint8Array(buffer).set(new Uint8Array(this.buffer).subarray(begin, end));
            this.buffer = buffer;
            this.view = new DataView(buffer);
            if (this.markedOffset >= 0) this.markedOffset -= begin;
            this.offset = 0;
            this.limit = len;
            return this;
        };

        /**
         * Creates a copy of this ByteBuffer's contents. Contents are the bytes between {@link ByteBuffer#offset} and
         *  {@link ByteBuffer#limit}.
         * @param {number=} begin Begin offset, defaults to {@link ByteBuffer#offset}.
         * @param {number=} end End offset, defaults to {@link ByteBuffer#limit}.
         * @returns {!ByteBuffer} Copy
         * @expose
         */
        ByteBufferPrototype.copy = function(begin, end) {
            if (typeof begin === 'undefined') begin = this.offset;
            if (typeof end === 'undefined') end = this.limit;
            if (!this.noAssert) {
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            if (begin === end)
                return new ByteBuffer(0, this.littleEndian, this.noAssert);
            var capacity = end - begin,
                bb = new ByteBuffer(capacity, this.littleEndian, this.noAssert);
            bb.offset = 0;
            bb.limit = capacity;
            if (bb.markedOffset >= 0) bb.markedOffset -= begin;
            this.copyTo(bb, 0, begin, end);
            return bb;
        };

        /**
         * Copies this ByteBuffer's contents to another ByteBuffer. Contents are the bytes between {@link ByteBuffer#offset} and
         *  {@link ByteBuffer#limit}.
         * @param {!ByteBuffer} target Target ByteBuffer
         * @param {number=} targetOffset Offset to copy to. Will use and increase the target's {@link ByteBuffer#offset}
         *  by the number of bytes copied if omitted.
         * @param {number=} sourceOffset Offset to start copying from. Will use and increase {@link ByteBuffer#offset} by the
         *  number of bytes copied if omitted.
         * @param {number=} sourceLimit Offset to end copying from, defaults to {@link ByteBuffer#limit}
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.copyTo = function(target, targetOffset, sourceOffset, sourceLimit) {
            var relative,
                targetRelative;
            if (!this.noAssert) {
                if (!ByteBuffer.isByteBuffer(target))
                    throw TypeError("Illegal target: Not a ByteBuffer");
            }
            targetOffset = (targetRelative = typeof targetOffset === 'undefined') ? target.offset : targetOffset | 0;
            sourceOffset = (relative = typeof sourceOffset === 'undefined') ? this.offset : sourceOffset | 0;
            sourceLimit = typeof sourceLimit === 'undefined' ? this.limit : sourceLimit | 0;

            if (targetOffset < 0 || targetOffset > target.buffer.byteLength)
                throw RangeError("Illegal target range: 0 <= "+targetOffset+" <= "+target.buffer.byteLength);
            if (sourceOffset < 0 || sourceLimit > this.buffer.byteLength)
                throw RangeError("Illegal source range: 0 <= "+sourceOffset+" <= "+this.buffer.byteLength);

            var len = sourceLimit - sourceOffset;
            if (len === 0)
                return target; // Nothing to copy

            target.ensureCapacity(targetOffset + len);

            new Uint8Array(target.buffer).set(new Uint8Array(this.buffer).subarray(sourceOffset, sourceLimit), targetOffset);

            if (relative) this.offset += len;
            if (targetRelative) target.offset += len;

            return this;
        };

        /**
         * Makes sure that this ByteBuffer is backed by a {@link ByteBuffer#buffer} of at least the specified capacity. If the
         *  current capacity is exceeded, it will be doubled. If double the current capacity is less than the required capacity,
         *  the required capacity will be used instead.
         * @param {number} capacity Required capacity
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.ensureCapacity = function(capacity) {
            var current = this.buffer.byteLength;
            if (current < capacity)
                return this.resize((current *= 2) > capacity ? current : capacity);
            return this;
        };

        /**
         * Overwrites this ByteBuffer's contents with the specified value. Contents are the bytes between
         *  {@link ByteBuffer#offset} and {@link ByteBuffer#limit}.
         * @param {number|string} value Byte value to fill with. If given as a string, the first character is used.
         * @param {number=} begin Begin offset. Will use and increase {@link ByteBuffer#offset} by the number of bytes
         *  written if omitted. defaults to {@link ByteBuffer#offset}.
         * @param {number=} end End offset, defaults to {@link ByteBuffer#limit}.
         * @returns {!ByteBuffer} this
         * @expose
         * @example `someByteBuffer.clear().fill(0)` fills the entire backing buffer with zeroes
         */
        ByteBufferPrototype.fill = function(value, begin, end) {
            var relative = typeof begin === 'undefined';
            if (relative) begin = this.offset;
            if (typeof value === 'string' && value.length > 0)
                value = value.charCodeAt(0);
            if (typeof begin === 'undefined') begin = this.offset;
            if (typeof end === 'undefined') end = this.limit;
            if (!this.noAssert) {
                if (typeof value !== 'number' || value % 1 !== 0)
                    throw TypeError("Illegal value: "+value+" (not an integer)");
                value |= 0;
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            if (begin >= end)
                return this; // Nothing to fill
            while (begin < end) this.view.setUint8(begin++, value);
            if (relative) this.offset = begin;
            return this;
        };

        /**
         * Makes this ByteBuffer ready for a new sequence of write or relative read operations. Sets `limit = offset` and
         *  `offset = 0`. Make sure always to flip a ByteBuffer when all relative read or write operations are complete.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.flip = function() {
            this.limit = this.offset;
            this.offset = 0;
            return this;
        };
        /**
         * Marks an offset on this ByteBuffer to be used later.
         * @param {number=} offset Offset to mark. Defaults to {@link ByteBuffer#offset}.
         * @returns {!ByteBuffer} this
         * @throws {TypeError} If `offset` is not a valid number
         * @throws {RangeError} If `offset` is out of bounds
         * @see ByteBuffer#reset
         * @expose
         */
        ByteBufferPrototype.mark = function(offset) {
            offset = typeof offset === 'undefined' ? this.offset : offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            this.markedOffset = offset;
            return this;
        };
        /**
         * Sets the byte order.
         * @param {boolean} littleEndian `true` for little endian byte order, `false` for big endian
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.order = function(littleEndian) {
            if (!this.noAssert) {
                if (typeof littleEndian !== 'boolean')
                    throw TypeError("Illegal littleEndian: Not a boolean");
            }
            this.littleEndian = !!littleEndian;
            return this;
        };

        /**
         * Switches (to) little endian byte order.
         * @param {boolean=} littleEndian Defaults to `true`, otherwise uses big endian
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.LE = function(littleEndian) {
            this.littleEndian = typeof littleEndian !== 'undefined' ? !!littleEndian : true;
            return this;
        };

        /**
         * Switches (to) big endian byte order.
         * @param {boolean=} bigEndian Defaults to `true`, otherwise uses little endian
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.BE = function(bigEndian) {
            this.littleEndian = typeof bigEndian !== 'undefined' ? !bigEndian : false;
            return this;
        };
        /**
         * Prepends some data to this ByteBuffer. This will overwrite any contents before the specified offset up to the
         *  prepended data's length. If there is not enough space available before the specified `offset`, the backing buffer
         *  will be resized and its contents moved accordingly.
         * @param {!ByteBuffer|string|!ArrayBuffer} source Data to prepend. If `source` is a ByteBuffer, its offset will be
         *  modified according to the performed read operation.
         * @param {(string|number)=} encoding Encoding if `data` is a string ("base64", "hex", "binary", defaults to "utf8")
         * @param {number=} offset Offset to prepend at. Will use and decrease {@link ByteBuffer#offset} by the number of bytes
         *  prepended if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         * @example A relative `00<01 02 03>.prepend(<04 05>)` results in `<04 05 01 02 03>, 04 05|`
         * @example An absolute `00<01 02 03>.prepend(<04 05>, 2)` results in `04<05 02 03>, 04 05|`
         */
        ByteBufferPrototype.prepend = function(source, encoding, offset) {
            if (typeof encoding === 'number' || typeof encoding !== 'string') {
                offset = encoding;
                encoding = undefined;
            }
            var relative = typeof offset === 'undefined';
            if (relative) offset = this.offset;
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: "+offset+" (not an integer)");
                offset >>>= 0;
                if (offset < 0 || offset + 0 > this.buffer.byteLength)
                    throw RangeError("Illegal offset: 0 <= "+offset+" (+"+0+") <= "+this.buffer.byteLength);
            }
            if (!(source instanceof ByteBuffer))
                source = ByteBuffer.wrap(source, encoding);
            var len = source.limit - source.offset;
            if (len <= 0) return this; // Nothing to prepend
            var diff = len - offset;
            var arrayView;
            if (diff > 0) { // Not enough space before offset, so resize + move
                var buffer = new ArrayBuffer(this.buffer.byteLength + diff);
                arrayView = new Uint8Array(buffer);
                arrayView.set(new Uint8Array(this.buffer).subarray(offset, this.buffer.byteLength), len);
                this.buffer = buffer;
                this.view = new DataView(buffer);
                this.offset += diff;
                if (this.markedOffset >= 0) this.markedOffset += diff;
                this.limit += diff;
                offset += diff;
            } else {
                arrayView = new Uint8Array(this.buffer);
            }
            arrayView.set(new Uint8Array(source.buffer).subarray(source.offset, source.limit), offset - len);
            source.offset = source.limit;
            if (relative)
                this.offset -= len;
            return this;
        };

        /**
         * Prepends this ByteBuffer to another ByteBuffer. This will overwrite any contents before the specified offset up to the
         *  prepended data's length. If there is not enough space available before the specified `offset`, the backing buffer
         *  will be resized and its contents moved accordingly.
         * @param {!ByteBuffer} target Target ByteBuffer
         * @param {number=} offset Offset to prepend at. Will use and decrease {@link ByteBuffer#offset} by the number of bytes
         *  prepended if omitted.
         * @returns {!ByteBuffer} this
         * @expose
         * @see ByteBuffer#prepend
         */
        ByteBufferPrototype.prependTo = function(target, offset) {
            target.prepend(this, offset);
            return this;
        };
        /**
         * Prints debug information about this ByteBuffer's contents.
         * @param {function(string)=} out Output function to call, defaults to console.log
         * @expose
         */
        ByteBufferPrototype.printDebug = function(out) {
            if (typeof out !== 'function') out = console.log.bind(console);
            out(
                this.toString()+"\n"+
                "-------------------------------------------------------------------\n"+
                this.toDebug(/* columns */ true)
            );
        };

        /**
         * Gets the number of remaining readable bytes. Contents are the bytes between {@link ByteBuffer#offset} and
         *  {@link ByteBuffer#limit}, so this returns `limit - offset`.
         * @returns {number} Remaining readable bytes. May be negative if `offset > limit`.
         * @expose
         */
        ByteBufferPrototype.remaining = function() {
            return this.limit - this.offset;
        };
        /**
         * Resets this ByteBuffer's {@link ByteBuffer#offset}. If an offset has been marked through {@link ByteBuffer#mark}
         *  before, `offset` will be set to {@link ByteBuffer#markedOffset}, which will then be discarded. If no offset has been
         *  marked, sets `offset = 0`.
         * @returns {!ByteBuffer} this
         * @see ByteBuffer#mark
         * @expose
         */
        ByteBufferPrototype.reset = function() {
            if (this.markedOffset >= 0) {
                this.offset = this.markedOffset;
                this.markedOffset = -1;
            } else {
                this.offset = 0;
            }
            return this;
        };
        /**
         * Resizes this ByteBuffer to be backed by a buffer of at least the given capacity. Will do nothing if already that
         *  large or larger.
         * @param {number} capacity Capacity required
         * @returns {!ByteBuffer} this
         * @throws {TypeError} If `capacity` is not a number
         * @throws {RangeError} If `capacity < 0`
         * @expose
         */
        ByteBufferPrototype.resize = function(capacity) {
            if (!this.noAssert) {
                if (typeof capacity !== 'number' || capacity % 1 !== 0)
                    throw TypeError("Illegal capacity: "+capacity+" (not an integer)");
                capacity |= 0;
                if (capacity < 0)
                    throw RangeError("Illegal capacity: 0 <= "+capacity);
            }
            if (this.buffer.byteLength < capacity) {
                var buffer = new ArrayBuffer(capacity);
                new Uint8Array(buffer).set(new Uint8Array(this.buffer));
                this.buffer = buffer;
                this.view = new DataView(buffer);
            }
            return this;
        };
        /**
         * Reverses this ByteBuffer's contents.
         * @param {number=} begin Offset to start at, defaults to {@link ByteBuffer#offset}
         * @param {number=} end Offset to end at, defaults to {@link ByteBuffer#limit}
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.reverse = function(begin, end) {
            if (typeof begin === 'undefined') begin = this.offset;
            if (typeof end === 'undefined') end = this.limit;
            if (!this.noAssert) {
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            if (begin === end)
                return this; // Nothing to reverse
            Array.prototype.reverse.call(new Uint8Array(this.buffer).subarray(begin, end));
            this.view = new DataView(this.buffer); // FIXME: Why exactly is this necessary?
            return this;
        };
        /**
         * Skips the next `length` bytes. This will just advance
         * @param {number} length Number of bytes to skip. May also be negative to move the offset back.
         * @returns {!ByteBuffer} this
         * @expose
         */
        ByteBufferPrototype.skip = function(length) {
            if (!this.noAssert) {
                if (typeof length !== 'number' || length % 1 !== 0)
                    throw TypeError("Illegal length: "+length+" (not an integer)");
                length |= 0;
            }
            var offset = this.offset + length;
            if (!this.noAssert) {
                if (offset < 0 || offset > this.buffer.byteLength)
                    throw RangeError("Illegal length: 0 <= "+this.offset+" + "+length+" <= "+this.buffer.byteLength);
            }
            this.offset = offset;
            return this;
        };

        /**
         * Slices this ByteBuffer by creating a cloned instance with `offset = begin` and `limit = end`.
         * @param {number=} begin Begin offset, defaults to {@link ByteBuffer#offset}.
         * @param {number=} end End offset, defaults to {@link ByteBuffer#limit}.
         * @returns {!ByteBuffer} Clone of this ByteBuffer with slicing applied, backed by the same {@link ByteBuffer#buffer}
         * @expose
         */
        ByteBufferPrototype.slice = function(begin, end) {
            if (typeof begin === 'undefined') begin = this.offset;
            if (typeof end === 'undefined') end = this.limit;
            if (!this.noAssert) {
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            var bb = this.clone();
            bb.offset = begin;
            bb.limit = end;
            return bb;
        };
        /**
         * Returns a copy of the backing buffer that contains this ByteBuffer's contents. Contents are the bytes between
         *  {@link ByteBuffer#offset} and {@link ByteBuffer#limit}. Will transparently {@link ByteBuffer#flip} this
         *  ByteBuffer if `offset > limit` but the actual offsets remain untouched.
         * @param {boolean=} forceCopy If `true` returns a copy, otherwise returns a view referencing the same memory if
         *  possible. Defaults to `false`
         * @returns {!ArrayBuffer} Contents as an ArrayBuffer
         * @expose
         */
        ByteBufferPrototype.toBuffer = function(forceCopy) {
            var offset = this.offset,
                limit = this.limit;
            if (offset > limit) {
                var t = offset;
                offset = limit;
                limit = t;
            }
            if (!this.noAssert) {
                if (typeof offset !== 'number' || offset % 1 !== 0)
                    throw TypeError("Illegal offset: Not an integer");
                offset >>>= 0;
                if (typeof limit !== 'number' || limit % 1 !== 0)
                    throw TypeError("Illegal limit: Not an integer");
                limit >>>= 0;
                if (offset < 0 || offset > limit || limit > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+offset+" <= "+limit+" <= "+this.buffer.byteLength);
            }
            // NOTE: It's not possible to have another ArrayBuffer reference the same memory as the backing buffer. This is
            // possible with Uint8Array#subarray only, but we have to return an ArrayBuffer by contract. So:
            if (!forceCopy && offset === 0 && limit === this.buffer.byteLength) {
                return this.buffer;
            }
            if (offset === limit) {
                return EMPTY_BUFFER;
            }
            var buffer = new ArrayBuffer(limit - offset);
            new Uint8Array(buffer).set(new Uint8Array(this.buffer).subarray(offset, limit), 0);
            return buffer;
        };

        /**
         * Returns a raw buffer compacted to contain this ByteBuffer's contents. Contents are the bytes between
         *  {@link ByteBuffer#offset} and {@link ByteBuffer#limit}. Will transparently {@link ByteBuffer#flip} this
         *  ByteBuffer if `offset > limit` but the actual offsets remain untouched. This is an alias of
         *  {@link ByteBuffer#toBuffer}.
         * @function
         * @param {boolean=} forceCopy If `true` returns a copy, otherwise returns a view referencing the same memory.
         *  Defaults to `false`
         * @returns {!ArrayBuffer} Contents as an ArrayBuffer
         * @expose
         */
        ByteBufferPrototype.toArrayBuffer = ByteBufferPrototype.toBuffer;


        /**
         * Converts the ByteBuffer's contents to a string.
         * @param {string=} encoding Output encoding. Returns an informative string representation if omitted but also allows
         *  direct conversion to "utf8", "hex", "base64" and "binary" encoding. "debug" returns a hex representation with
         *  highlighted offsets.
         * @param {number=} begin Offset to begin at, defaults to {@link ByteBuffer#offset}
         * @param {number=} end Offset to end at, defaults to {@link ByteBuffer#limit}
         * @returns {string} String representation
         * @throws {Error} If `encoding` is invalid
         * @expose
         */
        ByteBufferPrototype.toString = function(encoding, begin, end) {
            if (typeof encoding === 'undefined')
                return "ByteBufferAB(offset="+this.offset+",markedOffset="+this.markedOffset+",limit="+this.limit+",capacity="+this.capacity()+")";
            if (typeof encoding === 'number')
                encoding = "utf8",
                begin = encoding,
                end = begin;
            switch (encoding) {
                case "utf8":
                    return this.toUTF8(begin, end);
                case "base64":
                    return this.toBase64(begin, end);
                case "hex":
                    return this.toHex(begin, end);
                case "binary":
                    return this.toBinary(begin, end);
                case "debug":
                    return this.toDebug();
                case "columns":
                    return this.toColumns();
                default:
                    throw Error("Unsupported encoding: "+encoding);
            }
        };

        // lxiv-embeddable

        /**
         * lxiv-embeddable (c) 2014 Daniel Wirtz <dcode@dcode.io>
         * Released under the Apache License, Version 2.0
         * see: https://github.com/dcodeIO/lxiv for details
         */
        var lxiv = function() {
            "use strict";

            /**
             * lxiv namespace.
             * @type {!Object.<string,*>}
             * @exports lxiv
             */
            var lxiv = {};

            /**
             * Character codes for output.
             * @type {!Array.<number>}
             * @inner
             */
            var aout = [
                65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80,
                81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 97, 98, 99, 100, 101, 102,
                103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118,
                119, 120, 121, 122, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 43, 47
            ];

            /**
             * Character codes for input.
             * @type {!Array.<number>}
             * @inner
             */
            var ain = [];
            for (var i=0, k=aout.length; i<k; ++i)
                ain[aout[i]] = i;

            /**
             * Encodes bytes to base64 char codes.
             * @param {!function():number|null} src Bytes source as a function returning the next byte respectively `null` if
             *  there are no more bytes left.
             * @param {!function(number)} dst Characters destination as a function successively called with each encoded char
             *  code.
             */
            lxiv.encode = function(src, dst) {
                var b, t;
                while ((b = src()) !== null) {
                    dst(aout[(b>>2)&0x3f]);
                    t = (b&0x3)<<4;
                    if ((b = src()) !== null) {
                        t |= (b>>4)&0xf;
                        dst(aout[(t|((b>>4)&0xf))&0x3f]);
                        t = (b&0xf)<<2;
                        if ((b = src()) !== null)
                            dst(aout[(t|((b>>6)&0x3))&0x3f]),
                            dst(aout[b&0x3f]);
                        else
                            dst(aout[t&0x3f]),
                            dst(61);
                    } else
                        dst(aout[t&0x3f]),
                        dst(61),
                        dst(61);
                }
            };

            /**
             * Decodes base64 char codes to bytes.
             * @param {!function():number|null} src Characters source as a function returning the next char code respectively
             *  `null` if there are no more characters left.
             * @param {!function(number)} dst Bytes destination as a function successively called with the next byte.
             * @throws {Error} If a character code is invalid
             */
            lxiv.decode = function(src, dst) {
                var c, t1, t2;
                function fail(c) {
                    throw Error("Illegal character code: "+c);
                }
                while ((c = src()) !== null) {
                    t1 = ain[c];
                    if (typeof t1 === 'undefined') fail(c);
                    if ((c = src()) !== null) {
                        t2 = ain[c];
                        if (typeof t2 === 'undefined') fail(c);
                        dst((t1<<2)>>>0|(t2&0x30)>>4);
                        if ((c = src()) !== null) {
                            t1 = ain[c];
                            if (typeof t1 === 'undefined')
                                if (c === 61) break; else fail(c);
                            dst(((t2&0xf)<<4)>>>0|(t1&0x3c)>>2);
                            if ((c = src()) !== null) {
                                t2 = ain[c];
                                if (typeof t2 === 'undefined')
                                    if (c === 61) break; else fail(c);
                                dst(((t1&0x3)<<6)>>>0|t2);
                            }
                        }
                    }
                }
            };

            /**
             * Tests if a string is valid base64.
             * @param {string} str String to test
             * @returns {boolean} `true` if valid, otherwise `false`
             */
            lxiv.test = function(str) {
                return /^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$/.test(str);
            };

            return lxiv;
        }();

        // encodings/base64

        /**
         * Encodes this ByteBuffer's contents to a base64 encoded string.
         * @param {number=} begin Offset to begin at, defaults to {@link ByteBuffer#offset}.
         * @param {number=} end Offset to end at, defaults to {@link ByteBuffer#limit}.
         * @returns {string} Base64 encoded string
         * @expose
         */
        ByteBufferPrototype.toBase64 = function(begin, end) {
            if (typeof begin === 'undefined')
                begin = this.offset;
            if (typeof end === 'undefined')
                end = this.limit;
            if (!this.noAssert) {
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            var sd; lxiv.encode(function() {
                return begin < end ? this.view.getUint8(begin++) : null;
            }.bind(this), sd = stringDestination());
            return sd();
        };

        /**
         * Decodes a base64 encoded string to a ByteBuffer.
         * @param {string} str String to decode
         * @param {boolean=} littleEndian Whether to use little or big endian byte order. Defaults to
         *  {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @returns {!ByteBuffer} ByteBuffer
         * @expose
         */
        ByteBuffer.fromBase64 = function(str, littleEndian, noAssert) {
            if (!noAssert) {
                if (typeof str !== 'string')
                    throw TypeError("Illegal str: Not a string");
                if (str.length % 4 !== 0)
                    throw TypeError("Illegal str: Length not a multiple of 4");
            }
            var bb = new ByteBuffer(str.length/4*3, littleEndian, noAssert),
                i = 0;
            lxiv.decode(stringSource(str), function(b) {
                bb.view.setUint8(i++, b);
            });
            bb.limit = i;
            return bb;
        };

        /**
         * Encodes a binary string to base64 like `window.btoa` does.
         * @param {string} str Binary string
         * @returns {string} Base64 encoded string
         * @see https://developer.mozilla.org/en-US/docs/Web/API/Window.btoa
         * @expose
         */
        ByteBuffer.btoa = function(str) {
            return ByteBuffer.fromBinary(str).toBase64();
        };

        /**
         * Decodes a base64 encoded string to binary like `window.atob` does.
         * @param {string} b64 Base64 encoded string
         * @returns {string} Binary string
         * @see https://developer.mozilla.org/en-US/docs/Web/API/Window.atob
         * @expose
         */
        ByteBuffer.atob = function(b64) {
            return ByteBuffer.fromBase64(b64).toBinary();
        };

        // encodings/binary

        /**
         * Encodes this ByteBuffer to a binary encoded string, that is using only characters 0x00-0xFF as bytes.
         * @param {number=} begin Offset to begin at. Defaults to {@link ByteBuffer#offset}.
         * @param {number=} end Offset to end at. Defaults to {@link ByteBuffer#limit}.
         * @returns {string} Binary encoded string
         * @throws {RangeError} If `offset > limit`
         * @expose
         */
        ByteBufferPrototype.toBinary = function(begin, end) {
            begin = typeof begin === 'undefined' ? this.offset : begin;
            end = typeof end === 'undefined' ? this.limit : end;
            if (!this.noAssert) {
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            if (begin === end)
                return "";
            var cc = [], pt = [];
            while (begin < end) {
                cc.push(this.view.getUint8(begin++));
                if (cc.length >= 1024)
                    pt.push(String.fromCharCode.apply(String, cc)),
                    cc = [];
            }
            return pt.join('') + String.fromCharCode.apply(String, cc);
        };

        /**
         * Decodes a binary encoded string, that is using only characters 0x00-0xFF as bytes, to a ByteBuffer.
         * @param {string} str String to decode
         * @param {boolean=} littleEndian Whether to use little or big endian byte order. Defaults to
         *  {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @returns {!ByteBuffer} ByteBuffer
         * @expose
         */
        ByteBuffer.fromBinary = function(str, littleEndian, noAssert) {
            if (!noAssert) {
                if (typeof str !== 'string')
                    throw TypeError("Illegal str: Not a string");
            }
            var i = 0, k = str.length, charCode,
                bb = new ByteBuffer(k, littleEndian, noAssert);
            while (i<k) {
                charCode = str.charCodeAt(i);
                if (!noAssert && charCode > 255)
                    throw RangeError("Illegal charCode at "+i+": 0 <= "+charCode+" <= 255");
                bb.view.setUint8(i++, charCode);
            }
            bb.limit = k;
            return bb;
        };

        // encodings/debug

        /**
         * Encodes this ByteBuffer to a hex encoded string with marked offsets. Offset symbols are:
         * * `<` : offset,
         * * `'` : markedOffset,
         * * `>` : limit,
         * * `|` : offset and limit,
         * * `[` : offset and markedOffset,
         * * `]` : markedOffset and limit,
         * * `!` : offset, markedOffset and limit
         * @param {boolean=} columns If `true` returns two columns hex + ascii, defaults to `false`
         * @returns {string|!Array.<string>} Debug string or array of lines if `asArray = true`
         * @expose
         * @example `>00'01 02<03` contains four bytes with `limit=0, markedOffset=1, offset=3`
         * @example `00[01 02 03>` contains four bytes with `offset=markedOffset=1, limit=4`
         * @example `00|01 02 03` contains four bytes with `offset=limit=1, markedOffset=-1`
         * @example `|` contains zero bytes with `offset=limit=0, markedOffset=-1`
         */
        ByteBufferPrototype.toDebug = function(columns) {
            var i = -1,
                k = this.buffer.byteLength,
                b,
                hex = "",
                asc = "",
                out = "";
            while (i<k) {
                if (i !== -1) {
                    b = this.view.getUint8(i);
                    if (b < 0x10) hex += "0"+b.toString(16).toUpperCase();
                    else hex += b.toString(16).toUpperCase();
                    if (columns) {
                        asc += b > 32 && b < 127 ? String.fromCharCode(b) : '.';
                    }
                }
                ++i;
                if (columns) {
                    if (i > 0 && i % 16 === 0 && i !== k) {
                        while (hex.length < 3*16+3) hex += " ";
                        out += hex+asc+"\n";
                        hex = asc = "";
                    }
                }
                if (i === this.offset && i === this.limit)
                    hex += i === this.markedOffset ? "!" : "|";
                else if (i === this.offset)
                    hex += i === this.markedOffset ? "[" : "<";
                else if (i === this.limit)
                    hex += i === this.markedOffset ? "]" : ">";
                else
                    hex += i === this.markedOffset ? "'" : (columns || (i !== 0 && i !== k) ? " " : "");
            }
            if (columns && hex !== " ") {
                while (hex.length < 3*16+3) hex += " ";
                out += hex+asc+"\n";
            }
            return columns ? out : hex;
        };

        /**
         * Decodes a hex encoded string with marked offsets to a ByteBuffer.
         * @param {string} str Debug string to decode (not be generated with `columns = true`)
         * @param {boolean=} littleEndian Whether to use little or big endian byte order. Defaults to
         *  {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @returns {!ByteBuffer} ByteBuffer
         * @expose
         * @see ByteBuffer#toDebug
         */
        ByteBuffer.fromDebug = function(str, littleEndian, noAssert) {
            var k = str.length,
                bb = new ByteBuffer(((k+1)/3)|0, littleEndian, noAssert);
            var i = 0, j = 0, ch, b,
                rs = false, // Require symbol next
                ho = false, hm = false, hl = false, // Already has offset, markedOffset, limit?
                fail = false;
            while (i<k) {
                switch (ch = str.charAt(i++)) {
                    case '!':
                        if (!noAssert) {
                            if (ho || hm || hl) {
                                fail = true; break;
                            }
                            ho = hm = hl = true;
                        }
                        bb.offset = bb.markedOffset = bb.limit = j;
                        rs = false;
                        break;
                    case '|':
                        if (!noAssert) {
                            if (ho || hl) {
                                fail = true; break;
                            }
                            ho = hl = true;
                        }
                        bb.offset = bb.limit = j;
                        rs = false;
                        break;
                    case '[':
                        if (!noAssert) {
                            if (ho || hm) {
                                fail = true; break;
                            }
                            ho = hm = true;
                        }
                        bb.offset = bb.markedOffset = j;
                        rs = false;
                        break;
                    case '<':
                        if (!noAssert) {
                            if (ho) {
                                fail = true; break;
                            }
                            ho = true;
                        }
                        bb.offset = j;
                        rs = false;
                        break;
                    case ']':
                        if (!noAssert) {
                            if (hl || hm) {
                                fail = true; break;
                            }
                            hl = hm = true;
                        }
                        bb.limit = bb.markedOffset = j;
                        rs = false;
                        break;
                    case '>':
                        if (!noAssert) {
                            if (hl) {
                                fail = true; break;
                            }
                            hl = true;
                        }
                        bb.limit = j;
                        rs = false;
                        break;
                    case "'":
                        if (!noAssert) {
                            if (hm) {
                                fail = true; break;
                            }
                            hm = true;
                        }
                        bb.markedOffset = j;
                        rs = false;
                        break;
                    case ' ':
                        rs = false;
                        break;
                    default:
                        if (!noAssert) {
                            if (rs) {
                                fail = true; break;
                            }
                        }
                        b = parseInt(ch+str.charAt(i++), 16);
                        if (!noAssert) {
                            if (isNaN(b) || b < 0 || b > 255)
                                throw TypeError("Illegal str: Not a debug encoded string");
                        }
                        bb.view.setUint8(j++, b);
                        rs = true;
                }
                if (fail)
                    throw TypeError("Illegal str: Invalid symbol at "+i);
            }
            if (!noAssert) {
                if (!ho || !hl)
                    throw TypeError("Illegal str: Missing offset or limit");
                if (j<bb.buffer.byteLength)
                    throw TypeError("Illegal str: Not a debug encoded string (is it hex?) "+j+" < "+k);
            }
            return bb;
        };

        // encodings/hex

        /**
         * Encodes this ByteBuffer's contents to a hex encoded string.
         * @param {number=} begin Offset to begin at. Defaults to {@link ByteBuffer#offset}.
         * @param {number=} end Offset to end at. Defaults to {@link ByteBuffer#limit}.
         * @returns {string} Hex encoded string
         * @expose
         */
        ByteBufferPrototype.toHex = function(begin, end) {
            begin = typeof begin === 'undefined' ? this.offset : begin;
            end = typeof end === 'undefined' ? this.limit : end;
            if (!this.noAssert) {
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            var out = new Array(end - begin),
                b;
            while (begin < end) {
                b = this.view.getUint8(begin++);
                if (b < 0x10)
                    out.push("0", b.toString(16));
                else out.push(b.toString(16));
            }
            return out.join('');
        };

        /**
         * Decodes a hex encoded string to a ByteBuffer.
         * @param {string} str String to decode
         * @param {boolean=} littleEndian Whether to use little or big endian byte order. Defaults to
         *  {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @returns {!ByteBuffer} ByteBuffer
         * @expose
         */
        ByteBuffer.fromHex = function(str, littleEndian, noAssert) {
            if (!noAssert) {
                if (typeof str !== 'string')
                    throw TypeError("Illegal str: Not a string");
                if (str.length % 2 !== 0)
                    throw TypeError("Illegal str: Length not a multiple of 2");
            }
            var k = str.length,
                bb = new ByteBuffer((k / 2) | 0, littleEndian),
                b;
            for (var i=0, j=0; i<k; i+=2) {
                b = parseInt(str.substring(i, i+2), 16);
                if (!noAssert)
                    if (!isFinite(b) || b < 0 || b > 255)
                        throw TypeError("Illegal str: Contains non-hex characters");
                bb.view.setUint8(j++, b);
            }
            bb.limit = j;
            return bb;
        };

        // utfx-embeddable

        /**
         * utfx-embeddable (c) 2014 Daniel Wirtz <dcode@dcode.io>
         * Released under the Apache License, Version 2.0
         * see: https://github.com/dcodeIO/utfx for details
         */
        var utfx = function() {
            "use strict";

            /**
             * utfx namespace.
             * @inner
             * @type {!Object.<string,*>}
             */
            var utfx = {};

            /**
             * Maximum valid code point.
             * @type {number}
             * @const
             */
            utfx.MAX_CODEPOINT = 0x10FFFF;

            /**
             * Encodes UTF8 code points to UTF8 bytes.
             * @param {(!function():number|null) | number} src Code points source, either as a function returning the next code point
             *  respectively `null` if there are no more code points left or a single numeric code point.
             * @param {!function(number)} dst Bytes destination as a function successively called with the next byte
             */
            utfx.encodeUTF8 = function(src, dst) {
                var cp = null;
                if (typeof src === 'number')
                    cp = src,
                    src = function() { return null; };
                while (cp !== null || (cp = src()) !== null) {
                    if (cp < 0x80)
                        dst(cp&0x7F);
                    else if (cp < 0x800)
                        dst(((cp>>6)&0x1F)|0xC0),
                        dst((cp&0x3F)|0x80);
                    else if (cp < 0x10000)
                        dst(((cp>>12)&0x0F)|0xE0),
                        dst(((cp>>6)&0x3F)|0x80),
                        dst((cp&0x3F)|0x80);
                    else
                        dst(((cp>>18)&0x07)|0xF0),
                        dst(((cp>>12)&0x3F)|0x80),
                        dst(((cp>>6)&0x3F)|0x80),
                        dst((cp&0x3F)|0x80);
                    cp = null;
                }
            };

            /**
             * Decodes UTF8 bytes to UTF8 code points.
             * @param {!function():number|null} src Bytes source as a function returning the next byte respectively `null` if there
             *  are no more bytes left.
             * @param {!function(number)} dst Code points destination as a function successively called with each decoded code point.
             * @throws {RangeError} If a starting byte is invalid in UTF8
             * @throws {Error} If the last sequence is truncated. Has an array property `bytes` holding the
             *  remaining bytes.
             */
            utfx.decodeUTF8 = function(src, dst) {
                var a, b, c, d, fail = function(b) {
                    b = b.slice(0, b.indexOf(null));
                    var err = Error(b.toString());
                    err.name = "TruncatedError";
                    err['bytes'] = b;
                    throw err;
                };
                while ((a = src()) !== null) {
                    if ((a&0x80) === 0)
                        dst(a);
                    else if ((a&0xE0) === 0xC0)
                        ((b = src()) === null) && fail([a, b]),
                        dst(((a&0x1F)<<6) | (b&0x3F));
                    else if ((a&0xF0) === 0xE0)
                        ((b=src()) === null || (c=src()) === null) && fail([a, b, c]),
                        dst(((a&0x0F)<<12) | ((b&0x3F)<<6) | (c&0x3F));
                    else if ((a&0xF8) === 0xF0)
                        ((b=src()) === null || (c=src()) === null || (d=src()) === null) && fail([a, b, c ,d]),
                        dst(((a&0x07)<<18) | ((b&0x3F)<<12) | ((c&0x3F)<<6) | (d&0x3F));
                    else throw RangeError("Illegal starting byte: "+a);
                }
            };

            /**
             * Converts UTF16 characters to UTF8 code points.
             * @param {!function():number|null} src Characters source as a function returning the next char code respectively
             *  `null` if there are no more characters left.
             * @param {!function(number)} dst Code points destination as a function successively called with each converted code
             *  point.
             */
            utfx.UTF16toUTF8 = function(src, dst) {
                var c1, c2 = null;
                while (true) {
                    if ((c1 = c2 !== null ? c2 : src()) === null)
                        break;
                    if (c1 >= 0xD800 && c1 <= 0xDFFF) {
                        if ((c2 = src()) !== null) {
                            if (c2 >= 0xDC00 && c2 <= 0xDFFF) {
                                dst((c1-0xD800)*0x400+c2-0xDC00+0x10000);
                                c2 = null; continue;
                            }
                        }
                    }
                    dst(c1);
                }
                if (c2 !== null) dst(c2);
            };

            /**
             * Converts UTF8 code points to UTF16 characters.
             * @param {(!function():number|null) | number} src Code points source, either as a function returning the next code point
             *  respectively `null` if there are no more code points left or a single numeric code point.
             * @param {!function(number)} dst Characters destination as a function successively called with each converted char code.
             * @throws {RangeError} If a code point is out of range
             */
            utfx.UTF8toUTF16 = function(src, dst) {
                var cp = null;
                if (typeof src === 'number')
                    cp = src, src = function() { return null; };
                while (cp !== null || (cp = src()) !== null) {
                    if (cp <= 0xFFFF)
                        dst(cp);
                    else
                        cp -= 0x10000,
                        dst((cp>>10)+0xD800),
                        dst((cp%0x400)+0xDC00);
                    cp = null;
                }
            };

            /**
             * Converts and encodes UTF16 characters to UTF8 bytes.
             * @param {!function():number|null} src Characters source as a function returning the next char code respectively `null`
             *  if there are no more characters left.
             * @param {!function(number)} dst Bytes destination as a function successively called with the next byte.
             */
            utfx.encodeUTF16toUTF8 = function(src, dst) {
                utfx.UTF16toUTF8(src, function(cp) {
                    utfx.encodeUTF8(cp, dst);
                });
            };

            /**
             * Decodes and converts UTF8 bytes to UTF16 characters.
             * @param {!function():number|null} src Bytes source as a function returning the next byte respectively `null` if there
             *  are no more bytes left.
             * @param {!function(number)} dst Characters destination as a function successively called with each converted char code.
             * @throws {RangeError} If a starting byte is invalid in UTF8
             * @throws {Error} If the last sequence is truncated. Has an array property `bytes` holding the remaining bytes.
             */
            utfx.decodeUTF8toUTF16 = function(src, dst) {
                utfx.decodeUTF8(src, function(cp) {
                    utfx.UTF8toUTF16(cp, dst);
                });
            };

            /**
             * Calculates the byte length of an UTF8 code point.
             * @param {number} cp UTF8 code point
             * @returns {number} Byte length
             */
            utfx.calculateCodePoint = function(cp) {
                return (cp < 0x80) ? 1 : (cp < 0x800) ? 2 : (cp < 0x10000) ? 3 : 4;
            };

            /**
             * Calculates the number of UTF8 bytes required to store UTF8 code points.
             * @param {(!function():number|null)} src Code points source as a function returning the next code point respectively
             *  `null` if there are no more code points left.
             * @returns {number} The number of UTF8 bytes required
             */
            utfx.calculateUTF8 = function(src) {
                var cp, l=0;
                while ((cp = src()) !== null)
                    l += utfx.calculateCodePoint(cp);
                return l;
            };

            /**
             * Calculates the number of UTF8 code points respectively UTF8 bytes required to store UTF16 char codes.
             * @param {(!function():number|null)} src Characters source as a function returning the next char code respectively
             *  `null` if there are no more characters left.
             * @returns {!Array.<number>} The number of UTF8 code points at index 0 and the number of UTF8 bytes required at index 1.
             */
            utfx.calculateUTF16asUTF8 = function(src) {
                var n=0, l=0;
                utfx.UTF16toUTF8(src, function(cp) {
                    ++n; l += utfx.calculateCodePoint(cp);
                });
                return [n,l];
            };

            return utfx;
        }();

        // encodings/utf8

        /**
         * Encodes this ByteBuffer's contents between {@link ByteBuffer#offset} and {@link ByteBuffer#limit} to an UTF8 encoded
         *  string.
         * @returns {string} Hex encoded string
         * @throws {RangeError} If `offset > limit`
         * @expose
         */
        ByteBufferPrototype.toUTF8 = function(begin, end) {
            if (typeof begin === 'undefined') begin = this.offset;
            if (typeof end === 'undefined') end = this.limit;
            if (!this.noAssert) {
                if (typeof begin !== 'number' || begin % 1 !== 0)
                    throw TypeError("Illegal begin: Not an integer");
                begin >>>= 0;
                if (typeof end !== 'number' || end % 1 !== 0)
                    throw TypeError("Illegal end: Not an integer");
                end >>>= 0;
                if (begin < 0 || begin > end || end > this.buffer.byteLength)
                    throw RangeError("Illegal range: 0 <= "+begin+" <= "+end+" <= "+this.buffer.byteLength);
            }
            var sd; try {
                utfx.decodeUTF8toUTF16(function() {
                    return begin < end ? this.view.getUint8(begin++) : null;
                }.bind(this), sd = stringDestination());
            } catch (e) {
                if (begin !== end)
                    throw RangeError("Illegal range: Truncated data, "+begin+" != "+end);
            }
            return sd();
        };

        /**
         * Decodes an UTF8 encoded string to a ByteBuffer.
         * @param {string} str String to decode
         * @param {boolean=} littleEndian Whether to use little or big endian byte order. Defaults to
         *  {@link ByteBuffer.DEFAULT_ENDIAN}.
         * @param {boolean=} noAssert Whether to skip assertions of offsets and values. Defaults to
         *  {@link ByteBuffer.DEFAULT_NOASSERT}.
         * @returns {!ByteBuffer} ByteBuffer
         * @expose
         */
        ByteBuffer.fromUTF8 = function(str, littleEndian, noAssert) {
            if (!noAssert)
                if (typeof str !== 'string')
                    throw TypeError("Illegal str: Not a string");
            var bb = new ByteBuffer(utfx.calculateUTF16asUTF8(stringSource(str), true)[1], littleEndian, noAssert),
                i = 0;
            utfx.encodeUTF16toUTF8(stringSource(str), function(b) {
                bb.view.setUint8(i++, b);
            });
            bb.limit = i;
            return bb;
        };


        return ByteBuffer;
    }

    /* CommonJS */ if (typeof require === 'function' && typeof module === 'object' && module && typeof exports === 'object' && exports)
        module['exports'] = (function() {
            var Long; try { Long = require("long"); } catch (e) {}
            return loadByteBuffer(Long);
        })();
    /* AMD */ else if (typeof define === 'function' && define["amd"])
        define("ByteBuffer", ["Long"], function(Long) { return loadByteBuffer(Long); });
    /* Global */ else
        (global["dcodeIO"] = global["dcodeIO"] || {})["ByteBuffer"] = loadByteBuffer(global["dcodeIO"]["Long"]);

})(this);

/*
 Copyright 2013 Daniel Wirtz <dcode@dcode.io>

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */

/**
 * @license ProtoBuf.js (c) 2013 Daniel Wirtz <dcode@dcode.io>
 * Released under the Apache License, Version 2.0
 * see: https://github.com/dcodeIO/ProtoBuf.js for details
 */
(function(global) {
    "use strict";

    function init(ByteBuffer) {

        /**
         * The ProtoBuf namespace.
         * @exports ProtoBuf
         * @namespace
         * @expose
         */
        var ProtoBuf = {};

        /**
         * ProtoBuf.js version.
         * @type {string}
         * @const
         * @expose
         */
        ProtoBuf.VERSION = "3.8.0";

        /**
         * Wire types.
         * @type {Object.<string,number>}
         * @const
         * @expose
         */
        ProtoBuf.WIRE_TYPES = {};

        /**
         * Varint wire type.
         * @type {number}
         * @expose
         */
        ProtoBuf.WIRE_TYPES.VARINT = 0;

        /**
         * Fixed 64 bits wire type.
         * @type {number}
         * @const
         * @expose
         */
        ProtoBuf.WIRE_TYPES.BITS64 = 1;

        /**
         * Length delimited wire type.
         * @type {number}
         * @const
         * @expose
         */
        ProtoBuf.WIRE_TYPES.LDELIM = 2;

        /**
         * Start group wire type.
         * @type {number}
         * @const
         * @expose
         */
        ProtoBuf.WIRE_TYPES.STARTGROUP = 3;

        /**
         * End group wire type.
         * @type {number}
         * @const
         * @expose
         */
        ProtoBuf.WIRE_TYPES.ENDGROUP = 4;

        /**
         * Fixed 32 bits wire type.
         * @type {number}
         * @const
         * @expose
         */
        ProtoBuf.WIRE_TYPES.BITS32 = 5;

        /**
         * Packable wire types.
         * @type {!Array.<number>}
         * @const
         * @expose
         */
        ProtoBuf.PACKABLE_WIRE_TYPES = [
            ProtoBuf.WIRE_TYPES.VARINT,
            ProtoBuf.WIRE_TYPES.BITS64,
            ProtoBuf.WIRE_TYPES.BITS32
        ];

        /**
         * Types.
         * @dict
         * @type {Object.<string,{name: string, wireType: number}>}
         * @const
         * @expose
         */
        ProtoBuf.TYPES = {
            // According to the protobuf spec.
            "int32": {
                name: "int32",
                wireType: ProtoBuf.WIRE_TYPES.VARINT
            },
            "uint32": {
                name: "uint32",
                wireType: ProtoBuf.WIRE_TYPES.VARINT
            },
            "sint32": {
                name: "sint32",
                wireType: ProtoBuf.WIRE_TYPES.VARINT
            },
            "int64": {
                name: "int64",
                wireType: ProtoBuf.WIRE_TYPES.VARINT
            },
            "uint64": {
                name: "uint64",
                wireType: ProtoBuf.WIRE_TYPES.VARINT
            },
            "sint64": {
                name: "sint64",
                wireType: ProtoBuf.WIRE_TYPES.VARINT
            },
            "bool": {
                name: "bool",
                wireType: ProtoBuf.WIRE_TYPES.VARINT
            },
            "double": {
                name: "double",
                wireType: ProtoBuf.WIRE_TYPES.BITS64
            },
            "string": {
                name: "string",
                wireType: ProtoBuf.WIRE_TYPES.LDELIM
            },
            "bytes": {
                name: "bytes",
                wireType: ProtoBuf.WIRE_TYPES.LDELIM
            },
            "fixed32": {
                name: "fixed32",
                wireType: ProtoBuf.WIRE_TYPES.BITS32
            },
            "sfixed32": {
                name: "sfixed32",
                wireType: ProtoBuf.WIRE_TYPES.BITS32
            },
            "fixed64": {
                name: "fixed64",
                wireType: ProtoBuf.WIRE_TYPES.BITS64
            },
            "sfixed64": {
                name: "sfixed64",
                wireType: ProtoBuf.WIRE_TYPES.BITS64
            },
            "float": {
                name: "float",
                wireType: ProtoBuf.WIRE_TYPES.BITS32
            },
            "enum": {
                name: "enum",
                wireType: ProtoBuf.WIRE_TYPES.VARINT
            },
            "message": {
                name: "message",
                wireType: ProtoBuf.WIRE_TYPES.LDELIM
            },
            "group": {
                name: "group",
                wireType: ProtoBuf.WIRE_TYPES.STARTGROUP
            }
        };

        /**
         * Minimum field id.
         * @type {number}
         * @const
         * @expose
         */
        ProtoBuf.ID_MIN = 1;

        /**
         * Maximum field id.
         * @type {number}
         * @const
         * @expose
         */
        ProtoBuf.ID_MAX = 0x1FFFFFFF;

        /**
         * @type {!function(new: ByteBuffer, ...[*])}
         * @expose
         */
        ProtoBuf.ByteBuffer = ByteBuffer;

        /**
         * @type {?function(new: Long, ...[*])}
         * @expose
         */
        ProtoBuf.Long = ByteBuffer.Long || null;

        /**
         * If set to `true`, field names will be converted from underscore notation to camel case. Defaults to `false`.
         *  Must be set prior to parsing.
         * @type {boolean}
         * @expose
         */
        ProtoBuf.convertFieldsToCamelCase = false;

        /**
         * By default, messages are populated with (setX, set_x) accessors for each field. This can be disabled by
         *  setting this to `false` prior to building messages.
         * @type {boolean}
         * @expose
         */
        ProtoBuf.populateAccessors = true;

        /**
         * @alias ProtoBuf.Util
         * @expose
         */
        ProtoBuf.Util = (function() {
            "use strict";

            // Object.create polyfill
            // ref: https://developer.mozilla.org/de/docs/JavaScript/Reference/Global_Objects/Object/create
            if (!Object.create)
                /** @expose */
                Object.create = function (o) {
                    if (arguments.length > 1)
                        throw Error('Object.create polyfill only accepts the first parameter.');
                    function F() {}
                    F.prototype = o;
                    return new F();
                };

            /**
             * ProtoBuf utilities.
             * @exports ProtoBuf.Util
             * @namespace
             */
            var Util = {};

            /**
             * Flag if running in node (fs is available) or not.
             * @type {boolean}
             * @const
             * @expose
             */
            Util.IS_NODE = false;
            try {
                // There is no reliable way to detect node.js as an environment, so our
                // best bet is to feature-detect what we actually need.
                Util.IS_NODE =
                    typeof require === 'function' &&
                    typeof require("fs").readFileSync === 'function' &&
                    typeof require("path").resolve === 'function';
            } catch (e) {}

            /**
             * Constructs a XMLHttpRequest object.
             * @return {XMLHttpRequest}
             * @throws {Error} If XMLHttpRequest is not supported
             * @expose
             */
            Util.XHR = function() {
                // No dependencies please, ref: http://www.quirksmode.org/js/xmlhttp.html
                var XMLHttpFactories = [
                    function () {return new XMLHttpRequest()},
                    function () {return new ActiveXObject("Msxml2.XMLHTTP")},
                    function () {return new ActiveXObject("Msxml3.XMLHTTP")},
                    function () {return new ActiveXObject("Microsoft.XMLHTTP")}
                ];
                /** @type {?XMLHttpRequest} */
                var xhr = null;
                for (var i=0;i<XMLHttpFactories.length;i++) {
                    try { xhr = XMLHttpFactories[i](); }
                    catch (e) { continue; }
                    break;
                }
                if (!xhr)
                    throw Error("XMLHttpRequest is not supported");
                return xhr;
            };

            /**
             * Fetches a resource.
             * @param {string} path Resource path
             * @param {function(?string)=} callback Callback receiving the resource's contents. If omitted the resource will
             *   be fetched synchronously. If the request failed, contents will be null.
             * @return {?string|undefined} Resource contents if callback is omitted (null if the request failed), else undefined.
             * @expose
             */
            Util.fetch = function(path, callback) {
                if (callback && typeof callback != 'function')
                    callback = null;
                if (Util.IS_NODE) {
                    if (callback) {
                        require("fs").readFile(path, function(err, data) {
                            if (err)
                                callback(null);
                            else
                                callback(""+data);
                        });
                    } else
                        try {
                            return require("fs").readFileSync(path);
                        } catch (e) {
                            return null;
                        }
                } else {
                    var xhr = Util.XHR();
                    xhr.open('GET', path, callback ? true : false);
                    // xhr.setRequestHeader('User-Agent', 'XMLHTTP/1.0');
                    xhr.setRequestHeader('Accept', 'text/plain');
                    if (typeof xhr.overrideMimeType === 'function') xhr.overrideMimeType('text/plain');
                    if (callback) {
                        xhr.onreadystatechange = function() {
                            if (xhr.readyState != 4) return;
                            if (/* remote */ xhr.status == 200 || /* local */ (xhr.status == 0 && typeof xhr.responseText === 'string'))
                                callback(xhr.responseText);
                            else
                                callback(null);
                        };
                        if (xhr.readyState == 4)
                            return;
                        xhr.send(null);
                    } else {
                        xhr.send(null);
                        if (/* remote */ xhr.status == 200 || /* local */ (xhr.status == 0 && typeof xhr.responseText === 'string'))
                            return xhr.responseText;
                        return null;
                    }
                }
            };

            /**
             * Tests if an object is an array.
             * @function
             * @param {*} obj Object to test
             * @returns {boolean} true if it is an array, else false
             * @expose
             */
            Util.isArray = Array.isArray || function(obj) {
                return Object.prototype.toString.call(obj) === "[object Array]";
            };

            return Util;
        })();

        /**
         * Language expressions.
         * @type {!Object.<string,string|!RegExp>}
         * @expose
         */
        ProtoBuf.Lang = {
            OPEN: "{",
            CLOSE: "}",
            OPTOPEN: "[",
            OPTCLOSE: "]",
            OPTEND: ",",
            EQUAL: "=",
            END: ";",
            STRINGOPEN: '"',
            STRINGCLOSE: '"',
            STRINGOPEN_SQ: "'",
            STRINGCLOSE_SQ: "'",
            COPTOPEN: '(',
            COPTCLOSE: ')',
            DELIM: /[\s\{\}=;\[\],'"\(\)]/g,
            // KEYWORD: /^(?:package|option|import|message|enum|extend|service|syntax|extensions|group)$/,
            RULE: /^(?:required|optional|repeated)$/,
            TYPE: /^(?:double|float|int32|uint32|sint32|int64|uint64|sint64|fixed32|sfixed32|fixed64|sfixed64|bool|string|bytes)$/,
            NAME: /^[a-zA-Z_][a-zA-Z_0-9]*$/,
            TYPEDEF: /^[a-zA-Z][a-zA-Z_0-9]*$/,
            TYPEREF: /^(?:\.?[a-zA-Z_][a-zA-Z_0-9]*)+$/,
            FQTYPEREF: /^(?:\.[a-zA-Z][a-zA-Z_0-9]*)+$/,
            NUMBER: /^-?(?:[1-9][0-9]*|0|0x[0-9a-fA-F]+|0[0-7]+|([0-9]*\.[0-9]+([Ee][+-]?[0-9]+)?))$/,
            NUMBER_DEC: /^(?:[1-9][0-9]*|0)$/,
            NUMBER_HEX: /^0x[0-9a-fA-F]+$/,
            NUMBER_OCT: /^0[0-7]+$/,
            NUMBER_FLT: /^[0-9]*\.[0-9]+([Ee][+-]?[0-9]+)?$/,
            ID: /^(?:[1-9][0-9]*|0|0x[0-9a-fA-F]+|0[0-7]+)$/,
            NEGID: /^\-?(?:[1-9][0-9]*|0|0x[0-9a-fA-F]+|0[0-7]+)$/,
            WHITESPACE: /\s/,
            STRING: /['"]([^'"\\]*(\\.[^"\\]*)*)['"]/g,
            BOOL: /^(?:true|false)$/i
        };

        /**
         * @alias ProtoBuf.DotProto
         * @expose
         */
        ProtoBuf.DotProto = (function(ProtoBuf, Lang) {
            "use strict";

            /**
             * Utilities to parse .proto files.
             * @exports ProtoBuf.DotProto
             * @namespace
             */
            var DotProto = {};

            /**
             * Constructs a new Tokenizer.
             * @exports ProtoBuf.DotProto.Tokenizer
             * @class prototype tokenizer
             * @param {string} proto Proto to tokenize
             * @constructor
             */
            var Tokenizer = function(proto) {

                /**
                 * Source to parse.
                 * @type {string}
                 * @expose
                 */
                this.source = ""+proto; // In case it's a buffer

                /**
                 * Current index.
                 * @type {number}
                 * @expose
                 */
                this.index = 0;

                /**
                 * Current line.
                 * @type {number}
                 * @expose
                 */
                this.line = 1;

                /**
                 * Stacked values.
                 * @type {Array}
                 * @expose
                 */
                this.stack = [];

                /**
                 * Whether currently reading a string or not.
                 * @type {boolean}
                 * @expose
                 */
                this.readingString = false;

                /**
                 * Whatever character ends the string. Either a single or double quote character.
                 * @type {string}
                 * @expose
                 */
                this.stringEndsWith = Lang.STRINGCLOSE;
            };

            /**
             * @alias ProtoBuf.DotProto.Tokenizer.prototype
             * @inner
             */
            var TokenizerPrototype = Tokenizer.prototype;

            /**
             * Reads a string beginning at the current index.
             * @return {string} The string
             * @throws {Error} If it's not a valid string
             * @private
             */
            TokenizerPrototype._readString = function() {
                Lang.STRING.lastIndex = this.index-1; // Include the open quote
                var match;
                if ((match = Lang.STRING.exec(this.source)) !== null) {
                    var s = match[1];
                    this.index = Lang.STRING.lastIndex;
                    this.stack.push(this.stringEndsWith);
                    return s;
                }
                throw Error("Unterminated string at line "+this.line+", index "+this.index);
            };

            /**
             * Gets the next token and advances by one.
             * @return {?string} Token or `null` on EOF
             * @throws {Error} If it's not a valid proto file
             * @expose
             */
            TokenizerPrototype.next = function() {
                if (this.stack.length > 0)
                    return this.stack.shift();
                if (this.index >= this.source.length)
                    return null; // No more tokens
                if (this.readingString) {
                    this.readingString = false;
                    return this._readString();
                }
                var repeat, last;
                do {
                    repeat = false;
                    // Strip white spaces
                    while (Lang.WHITESPACE.test(last = this.source.charAt(this.index))) {
                        this.index++;
                        if (last === "\n")
                            this.line++;
                        if (this.index === this.source.length)
                            return null;
                    }
                    // Strip comments
                    if (this.source.charAt(this.index) === '/') {
                        if (this.source.charAt(++this.index) === '/') { // Single line
                            while (this.source.charAt(this.index) !== "\n") {
                                this.index++;
                                if (this.index == this.source.length)
                                    return null;
                            }
                            this.index++;
                            this.line++;
                            repeat = true;
                        } else if (this.source.charAt(this.index) === '*') { /* Block */
                            last = '';
                            while (last+(last=this.source.charAt(this.index)) !== '*/') {
                                this.index++;
                                if (last === "\n")
                                    this.line++;
                                if (this.index === this.source.length)
                                    return null;
                            }
                            this.index++;
                            repeat = true;
                        } else
                            throw Error("Unterminated comment at line "+this.line+": /"+this.source.charAt(this.index));
                    }
                } while (repeat);
                if (this.index === this.source.length) return null;

                // Read the next token
                var end = this.index;
                Lang.DELIM.lastIndex = 0;
                var delim = Lang.DELIM.test(this.source.charAt(end));
                if (!delim) {
                    ++end;
                    while(end < this.source.length && !Lang.DELIM.test(this.source.charAt(end)))
                        end++;
                } else
                    ++end;
                var token = this.source.substring(this.index, this.index = end);
                if (token === Lang.STRINGOPEN)
                    this.readingString = true,
                    this.stringEndsWith = Lang.STRINGCLOSE;
                else if (token === Lang.STRINGOPEN_SQ)
                    this.readingString = true,
                    this.stringEndsWith = Lang.STRINGCLOSE_SQ;
                return token;
            };

            /**
             * Peeks for the next token.
             * @return {?string} Token or `null` on EOF
             * @throws {Error} If it's not a valid proto file
             * @expose
             */
            TokenizerPrototype.peek = function() {
                if (this.stack.length === 0) {
                    var token = this.next();
                    if (token === null)
                        return null;
                    this.stack.push(token);
                }
                return this.stack[0];
            };

            /**
             * Returns a string representation of this object.
             * @return {string} String representation as of "Tokenizer(index/length)"
             * @expose
             */
            TokenizerPrototype.toString = function() {
                return "Tokenizer("+this.index+"/"+this.source.length+" at line "+this.line+")";
            };

            /**
             * @alias ProtoBuf.DotProto.Tokenizer
             * @expose
             */
            DotProto.Tokenizer = Tokenizer;

            /**
             * Constructs a new Parser.
             * @exports ProtoBuf.DotProto.Parser
             * @class prototype parser
             * @param {string} proto Protocol source
             * @constructor
             */
            var Parser = function(proto) {

                /**
                 * Tokenizer.
                 * @type {ProtoBuf.DotProto.Tokenizer}
                 * @expose
                 */
                this.tn = new Tokenizer(proto);
            };

            /**
             * @alias ProtoBuf.DotProto.Parser.prototype
             * @inner
             */
            var ParserPrototype = Parser.prototype;

            /**
             * Runs the parser.
             * @return {{package: string|null, messages: Array.<object>, enums: Array.<object>, imports: Array.<string>, options: object<string,*>}}
             * @throws {Error} If the source cannot be parsed
             * @expose
             */
            ParserPrototype.parse = function() {
                var topLevel = {
                    "name": "[ROOT]", // temporary
                    "package": null,
                    "messages": [],
                    "enums": [],
                    "imports": [],
                    "options": {},
                    "services": []
                };
                var token, head = true;
                while(token = this.tn.next()) {
                    switch (token) {
                        case 'package':
                            if (!head || topLevel["package"] !== null)
                                throw Error("Unexpected package at line "+this.tn.line);
                            topLevel["package"] = this._parsePackage(token);
                            break;
                        case 'import':
                            if (!head)
                                throw Error("Unexpected import at line "+this.tn.line);
                            topLevel.imports.push(this._parseImport(token));
                            break;
                        case 'message':
                            this._parseMessage(topLevel, null, token);
                            head = false;
                            break;
                        case 'enum':
                            this._parseEnum(topLevel, token);
                            head = false;
                            break;
                        case 'option':
                            if (!head)
                                throw Error("Unexpected option at line "+this.tn.line);
                            this._parseOption(topLevel, token);
                            break;
                        case 'service':
                            this._parseService(topLevel, token);
                            break;
                        case 'extend':
                            this._parseExtend(topLevel, token);
                            break;
                        case 'syntax':
                            this._parseIgnoredStatement(topLevel, token);
                            break;
                        default:
                            throw Error("Unexpected token at line "+this.tn.line+": "+token);
                    }
                }
                delete topLevel["name"];
                return topLevel;
            };

            /**
             * Parses a number value.
             * @param {string} val Number value to parse
             * @return {number} Number
             * @throws {Error} If the number value is invalid
             * @private
             */
            ParserPrototype._parseNumber = function(val) {
                var sign = 1;
                if (val.charAt(0) == '-')
                    sign = -1,
                    val = val.substring(1);
                if (Lang.NUMBER_DEC.test(val))
                    return sign*parseInt(val, 10);
                else if (Lang.NUMBER_HEX.test(val))
                    return sign*parseInt(val.substring(2), 16);
                else if (Lang.NUMBER_OCT.test(val))
                    return sign*parseInt(val.substring(1), 8);
                else if (Lang.NUMBER_FLT.test(val))
                    return sign*parseFloat(val);
                throw Error("Illegal number at line "+this.tn.line+": "+(sign < 0 ? '-' : '')+val);
            };

            /**
             * Parses a (possibly multiline) string.
             * @returns {string}
             * @private
             */
            ParserPrototype._parseString = function() {
                var value = "", token;
                do {
                    token = this.tn.next(); // Known to be = this.tn.stringEndsWith
                    value += this.tn.next();
                    token = this.tn.next();
                    if (token !== this.tn.stringEndsWith)
                        throw Error("Illegal end of string at line "+this.tn.line+": "+token);
                    token = this.tn.peek();
                } while (token === Lang.STRINGOPEN || token === Lang.STRINGOPEN_SQ);
                return value;
            };

            /**
             * Parses an ID value.
             * @param {string} val ID value to parse
             * @param {boolean=} neg Whether the ID may be negative, defaults to `false`
             * @returns {number} ID
             * @throws {Error} If the ID value is invalid
             * @private
             */
            ParserPrototype._parseId = function(val, neg) {
                var id = -1;
                var sign = 1;
                if (val.charAt(0) == '-')
                    sign = -1,
                    val = val.substring(1);
                if (Lang.NUMBER_DEC.test(val))
                    id = parseInt(val);
                else if (Lang.NUMBER_HEX.test(val))
                    id = parseInt(val.substring(2), 16);
                else if (Lang.NUMBER_OCT.test(val))
                    id = parseInt(val.substring(1), 8);
                else
                    throw Error("Illegal id at line "+this.tn.line+": "+(sign < 0 ? '-' : '')+val);
                id = (sign*id)|0; // Force to 32bit
                if (!neg && id < 0)
                    throw Error("Illegal id at line "+this.tn.line+": "+(sign < 0 ? '-' : '')+val);
                return id;
            };

            /**
             * Parses the package definition.
             * @param {string} token Initial token
             * @return {string} Package name
             * @throws {Error} If the package definition cannot be parsed
             * @private
             */
            ParserPrototype._parsePackage = function(token) {
                token = this.tn.next();
                if (!Lang.TYPEREF.test(token))
                    throw Error("Illegal package name at line "+this.tn.line+": "+token);
                var pkg = token;
                token = this.tn.next();
                if (token != Lang.END)
                    throw Error("Illegal end of package at line "+this.tn.line+": "+token);
                return pkg;
            };

            /**
             * Parses an import definition.
             * @param {string} token Initial token
             * @return {string} Import file name
             * @throws {Error} If the import definition cannot be parsed
             * @private
             */
            ParserPrototype._parseImport = function(token) {
                token = this.tn.peek();
                if (token === "public")
                    this.tn.next(),
                    token = this.tn.peek();
                if (token !== Lang.STRINGOPEN && token !== Lang.STRINGOPEN_SQ)
                    throw Error("Illegal start of import at line "+this.tn.line+": "+token);
                var imported = this._parseString();
                token = this.tn.next();
                if (token !== Lang.END)
                    throw Error("Illegal end of import at line "+this.tn.line+": "+token);
                return imported;
            };

            /**
             * Parses a namespace option.
             * @param {Object} parent Parent definition
             * @param {string} token Initial token
             * @throws {Error} If the option cannot be parsed
             * @private
             */
            ParserPrototype._parseOption = function(parent, token) {
                token = this.tn.next();
                var custom = false;
                if (token == Lang.COPTOPEN)
                    custom = true,
                    token = this.tn.next();
                if (!Lang.TYPEREF.test(token))
                    // we can allow options of the form google.protobuf.* since they will just get ignored anyways
                    if (!/google\.protobuf\./.test(token))
                        throw Error("Illegal option name in message "+parent.name+" at line "+this.tn.line+": "+token);
                var name = token;
                token = this.tn.next();
                if (custom) { // (my_method_option).foo, (my_method_option), some_method_option, (foo.my_option).bar
                    if (token !== Lang.COPTCLOSE)
                        throw Error("Illegal end in message "+parent.name+", option "+name+" at line "+this.tn.line+": "+token);
                    name = '('+name+')';
                    token = this.tn.next();
                    if (Lang.FQTYPEREF.test(token))
                        name += token,
                        token = this.tn.next();
                }
                if (token !== Lang.EQUAL)
                    throw Error("Illegal operator in message "+parent.name+", option "+name+" at line "+this.tn.line+": "+token);
                var value;
                token = this.tn.peek();
                if (token === Lang.STRINGOPEN || token === Lang.STRINGOPEN_SQ)
                    value = this._parseString();
                else {
                    this.tn.next();
                    if (Lang.NUMBER.test(token))
                        value = this._parseNumber(token, true);
                    else if (Lang.BOOL.test(token))
                        value = token === 'true';
                    else if (Lang.TYPEREF.test(token))
                        value = token;
                    else
                        throw Error("Illegal option value in message "+parent.name+", option "+name+" at line "+this.tn.line+": "+token);
                }
                token = this.tn.next();
                if (token !== Lang.END)
                    throw Error("Illegal end of option in message "+parent.name+", option "+name+" at line "+this.tn.line+": "+token);
                parent["options"][name] = value;
            };

            /**
             * Parses an ignored statement of the form ['keyword', ..., ';'].
             * @param {Object} parent Parent definition
             * @param {string} keyword Initial token
             * @throws {Error} If the directive cannot be parsed
             * @private
             */
            ParserPrototype._parseIgnoredStatement = function(parent, keyword) {
                var token;
                do {
                    token = this.tn.next();
                    if (token === null)
                        throw Error("Unexpected EOF in "+parent.name+", "+keyword+" at line "+this.tn.line);
                    if (token === Lang.END)
                        break;
                } while (true);
            };

            /**
             * Parses a service definition.
             * @param {Object} parent Parent definition
             * @param {string} token Initial token
             * @throws {Error} If the service cannot be parsed
             * @private
             */
            ParserPrototype._parseService = function(parent, token) {
                token = this.tn.next();
                if (!Lang.NAME.test(token))
                    throw Error("Illegal service name at line "+this.tn.line+": "+token);
                var name = token;
                var svc = {
                    "name": name,
                    "rpc": {},
                    "options": {}
                };
                token = this.tn.next();
                if (token !== Lang.OPEN)
                    throw Error("Illegal start of service "+name+" at line "+this.tn.line+": "+token);
                do {
                    token = this.tn.next();
                    if (token === "option")
                        this._parseOption(svc, token);
                    else if (token === 'rpc')
                        this._parseServiceRPC(svc, token);
                    else if (token !== Lang.CLOSE)
                        throw Error("Illegal type of service "+name+" at line "+this.tn.line+": "+token);
                } while (token !== Lang.CLOSE);
                parent["services"].push(svc);
            };

            /**
             * Parses a RPC service definition of the form ['rpc', name, (request), 'returns', (response)].
             * @param {Object} svc Parent definition
             * @param {string} token Initial token
             * @private
             */
            ParserPrototype._parseServiceRPC = function(svc, token) {
                var type = token;
                token = this.tn.next();
                if (!Lang.NAME.test(token))
                    throw Error("Illegal method name in service "+svc["name"]+" at line "+this.tn.line+": "+token);
                var name = token;
                var method = {
                    "request": null,
                    "response": null,
                    "options": {}
                };
                token = this.tn.next();
                if (token !== Lang.COPTOPEN)
                    throw Error("Illegal start of request type in service "+svc["name"]+"#"+name+" at line "+this.tn.line+": "+token);
                token = this.tn.next();
                if (!Lang.TYPEREF.test(token))
                    throw Error("Illegal request type in service "+svc["name"]+"#"+name+" at line "+this.tn.line+": "+token);
                method["request"] = token;
                token = this.tn.next();
                if (token != Lang.COPTCLOSE)
                    throw Error("Illegal end of request type in service "+svc["name"]+"#"+name+" at line "+this.tn.line+": "+token);
                token = this.tn.next();
                if (token.toLowerCase() !== "returns")
                    throw Error("Illegal delimiter in service "+svc["name"]+"#"+name+" at line "+this.tn.line+": "+token);
                token = this.tn.next();
                if (token != Lang.COPTOPEN)
                    throw Error("Illegal start of response type in service "+svc["name"]+"#"+name+" at line "+this.tn.line+": "+token);
                token = this.tn.next();
                method["response"] = token;
                token = this.tn.next();
                if (token !== Lang.COPTCLOSE)
                    throw Error("Illegal end of response type in service "+svc["name"]+"#"+name+" at line "+this.tn.line+": "+token);
                token = this.tn.next();
                if (token === Lang.OPEN) {
                    do {
                        token = this.tn.next();
                        if (token === 'option')
                            this._parseOption(method, token); // <- will fail for the custom-options example
                        else if (token !== Lang.CLOSE)
                            throw Error("Illegal start of option inservice "+svc["name"]+"#"+name+" at line "+this.tn.line+": "+token);
                    } while (token !== Lang.CLOSE);
                    if (this.tn.peek() === Lang.END)
                        this.tn.next();
                } else if (token !== Lang.END)
                    throw Error("Illegal delimiter in service "+svc["name"]+"#"+name+" at line "+this.tn.line+": "+token);
                if (typeof svc[type] === 'undefined')
                    svc[type] = {};
                svc[type][name] = method;
            };

            /**
             * Parses a message definition.
             * @param {Object} parent Parent definition
             * @param {Object} fld Field definition if this is a group, otherwise `null`
             * @param {string} token First token
             * @return {Object}
             * @throws {Error} If the message cannot be parsed
             * @private
             */
            ParserPrototype._parseMessage = function(parent, fld, token) {
                /** @dict */
                var msg = {}; // Note: At some point we might want to exclude the parser, so we need a dict.
                var isGroup = token === "group";
                token = this.tn.next();
                if (!Lang.NAME.test(token))
                    throw Error("Illegal "+(isGroup ? "group" : "message")+" name"+(parent ? " in message "+parent["name"] : "")+" at line "+this.tn.line+": "+token);
                msg["name"] = token;
                if (isGroup) {
                    token = this.tn.next();
                    if (token !== Lang.EQUAL)
                        throw Error("Illegal id assignment after group "+msg.name+" at line "+this.tn.line+": "+token);
                    token = this.tn.next();
                    try {
                        fld["id"] = this._parseId(token);
                    } catch (e) {
                        throw Error("Illegal field id value for group "+msg.name+"#"+fld.name+" at line "+this.tn.line+": "+token);
                    }
                    msg["isGroup"] = true;
                }
                msg["fields"] = []; // Note: Using arrays to support also browser that cannot preserve order of object keys.
                msg["enums"] = [];
                msg["messages"] = [];
                msg["options"] = {};
                msg["oneofs"] = {};
                token = this.tn.next();
                if (token === Lang.OPTOPEN && fld)
                    this._parseFieldOptions(msg, fld, token),
                    token = this.tn.next();
                if (token !== Lang.OPEN)
                    throw Error("Illegal start of "+(isGroup ? "group" : "message")+" "+msg.name+" at line "+this.tn.line+": "+token);
                // msg["extensions"] = undefined
                do {
                    token = this.tn.next();
                    if (token === Lang.CLOSE) {
                        token = this.tn.peek();
                        if (token === Lang.END)
                            this.tn.next();
                        break;
                    } else if (Lang.RULE.test(token))
                        this._parseMessageField(msg, token);
                    else if (token === "oneof")
                        this._parseMessageOneOf(msg, token);
                    else if (token === "enum")
                        this._parseEnum(msg, token);
                    else if (token === "message")
                        this._parseMessage(msg, null, token);
                    else if (token === "option")
                        this._parseOption(msg, token);
                    else if (token === "extensions")
                        msg["extensions"] = this._parseExtensions(msg, token);
                    else if (token === "extend")
                        this._parseExtend(msg, token);
                    else
                        throw Error("Illegal token in message "+msg.name+" at line "+this.tn.line+": "+token);
                } while (true);
                parent["messages"].push(msg);
                return msg;
            };

            /**
             * Parses a message field.
             * @param {Object} msg Message definition
             * @param {string} token Initial token
             * @returns {!Object} Field descriptor
             * @throws {Error} If the message field cannot be parsed
             * @private
             */
            ParserPrototype._parseMessageField = function(msg, token) {
                /** @dict */
                var fld = {}, grp = null;
                fld["rule"] = token;
                /** @dict */
                fld["options"] = {};
                token = this.tn.next();
                if (token === "group") {
                    // "A [legacy] group simply combines a nested message type and a field into a single declaration. In your
                    // code, you can treat this message just as if it had a Result type field called result (the latter name is
                    // converted to lower-case so that it does not conflict with the former)."
                    grp = this._parseMessage(msg, fld, token);
                    if (!/^[A-Z]/.test(grp["name"]))
                        throw Error('Group names must start with a capital letter');
                    fld["type"] = grp["name"];
                    fld["name"] = grp["name"].toLowerCase();
                    token = this.tn.peek();
                    if (token === Lang.END)
                        this.tn.next();
                } else {
                    if (!Lang.TYPE.test(token) && !Lang.TYPEREF.test(token))
                        throw Error("Illegal field type in message "+msg.name+" at line "+this.tn.line+": "+token);
                    fld["type"] = token;
                    token = this.tn.next();
                    if (!Lang.NAME.test(token))
                        throw Error("Illegal field name in message "+msg.name+" at line "+this.tn.line+": "+token);
                    fld["name"] = token;
                    token = this.tn.next();
                    if (token !== Lang.EQUAL)
                        throw Error("Illegal token in field "+msg.name+"#"+fld.name+" at line "+this.tn.line+": "+token);
                    token = this.tn.next();
                    try {
                        fld["id"] = this._parseId(token);
                    } catch (e) {
                        throw Error("Illegal field id in message "+msg.name+"#"+fld.name+" at line "+this.tn.line+": "+token);
                    }
                    token = this.tn.next();
                    if (token === Lang.OPTOPEN)
                        this._parseFieldOptions(msg, fld, token),
                        token = this.tn.next();
                    if (token !== Lang.END)
                        throw Error("Illegal delimiter in message "+msg.name+"#"+fld.name+" at line "+this.tn.line+": "+token);
                }
                msg["fields"].push(fld);
                return fld;
            };

            /**
             * Parses a message oneof.
             * @param {Object} msg Message definition
             * @param {string} token Initial token
             * @throws {Error} If the message oneof cannot be parsed
             * @private
             */
            ParserPrototype._parseMessageOneOf = function(msg, token) {
                token = this.tn.next();
                if (!Lang.NAME.test(token))
                    throw Error("Illegal oneof name in message "+msg.name+" at line "+this.tn.line+": "+token);
                var name = token,
                    fld;
                var fields = [];
                token = this.tn.next();
                if (token !== Lang.OPEN)
                    throw Error("Illegal start of oneof "+name+" at line "+this.tn.line+": "+token);
                while (this.tn.peek() !== Lang.CLOSE) {
                    fld = this._parseMessageField(msg, "optional");
                    fld["oneof"] = name;
                    fields.push(fld["id"]);
                }
                this.tn.next();
                msg["oneofs"][name] = fields;
            };

            /**
             * Parses a set of field option definitions.
             * @param {Object} msg Message definition
             * @param {Object} fld Field definition
             * @param {string} token Initial token
             * @throws {Error} If the message field options cannot be parsed
             * @private
             */
            ParserPrototype._parseFieldOptions = function(msg, fld, token) {
                var first = true;
                do {
                    token = this.tn.next();
                    if (token === Lang.OPTCLOSE)
                        break;
                    else if (token === Lang.OPTEND) {
                        if (first)
                            throw Error("Illegal start of options in message "+msg.name+"#"+fld.name+" at line "+this.tn.line+": "+token);
                        token = this.tn.next();
                    }
                    this._parseFieldOption(msg, fld, token);
                    first = false;
                } while (true);
            };

            /**
             * Parses a single field option.
             * @param {Object} msg Message definition
             * @param {Object} fld Field definition
             * @param {string} token Initial token
             * @throws {Error} If the mesage field option cannot be parsed
             * @private
             */
            ParserPrototype._parseFieldOption = function(msg, fld, token) {
                var custom = false;
                if (token === Lang.COPTOPEN)
                    token = this.tn.next(),
                    custom = true;
                if (!Lang.TYPEREF.test(token))
                    throw Error("Illegal field option in "+msg.name+"#"+fld.name+" at line "+this.tn.line+": "+token);
                var name = token;
                token = this.tn.next();
                if (custom) {
                    if (token !== Lang.COPTCLOSE)
                        throw Error("Illegal delimiter in "+msg.name+"#"+fld.name+" at line "+this.tn.line+": "+token);
                    name = '('+name+')';
                    token = this.tn.next();
                    if (Lang.FQTYPEREF.test(token))
                        name += token,
                        token = this.tn.next();
                }
                if (token !== Lang.EQUAL)
                    throw Error("Illegal token in "+msg.name+"#"+fld.name+" at line "+this.tn.line+": "+token);
                var value;
                token = this.tn.peek();
                if (token === Lang.STRINGOPEN || token === Lang.STRINGOPEN_SQ) {
                    value = this._parseString();
                } else if (Lang.NUMBER.test(token, true))
                    value = this._parseNumber(this.tn.next(), true);
                else if (Lang.BOOL.test(token))
                    value = this.tn.next().toLowerCase() === 'true';
                else if (Lang.TYPEREF.test(token))
                    value = this.tn.next(); // TODO: Resolve?
                else
                    throw Error("Illegal value in message "+msg.name+"#"+fld.name+", option "+name+" at line "+this.tn.line+": "+token);
                fld["options"][name] = value;
            };

            /**
             * Parses an enum.
             * @param {Object} msg Message definition
             * @param {string} token Initial token
             * @throws {Error} If the enum cannot be parsed
             * @private
             */
            ParserPrototype._parseEnum = function(msg, token) {
                /** @dict */
                var enm = {};
                token = this.tn.next();
                if (!Lang.NAME.test(token))
                    throw Error("Illegal enum name in message "+msg.name+" at line "+this.tn.line+": "+token);
                enm["name"] = token;
                token = this.tn.next();
                if (token !== Lang.OPEN)
                    throw Error("Illegal start of enum "+enm.name+" at line "+this.tn.line+": "+token);
                enm["values"] = [];
                enm["options"] = {};
                do {
                    token = this.tn.next();
                    if (token === Lang.CLOSE) {
                        token = this.tn.peek();
                        if (token === Lang.END)
                            this.tn.next();
                        break;
                    }
                    if (token == 'option')
                        this._parseOption(enm, token);
                    else {
                        if (!Lang.NAME.test(token))
                            throw Error("Illegal name in enum "+enm.name+" at line "+this.tn.line+": "+token);
                        this._parseEnumValue(enm, token);
                    }
                } while (true);
                msg["enums"].push(enm);
            };

            /**
             * Parses an enum value.
             * @param {Object} enm Enum definition
             * @param {string} token Initial token
             * @throws {Error} If the enum value cannot be parsed
             * @private
             */
            ParserPrototype._parseEnumValue = function(enm, token) {
                /** @dict */
                var val = {};
                val["name"] = token;
                token = this.tn.next();
                if (token !== Lang.EQUAL)
                    throw Error("Illegal token in enum "+enm.name+" at line "+this.tn.line+": "+token);
                token = this.tn.next();
                try {
                    val["id"] = this._parseId(token, true);
                } catch (e) {
                    throw Error("Illegal id in enum "+enm.name+" at line "+this.tn.line+": "+token);
                }
                enm["values"].push(val);
                token = this.tn.next();
                if (token === Lang.OPTOPEN) {
                    var opt = { 'options' : {} }; // TODO: Actually expose them somehow.
                    this._parseFieldOptions(enm, opt, token);
                    token = this.tn.next();
                }
                if (token !== Lang.END)
                    throw Error("Illegal delimiter in enum "+enm.name+" at line "+this.tn.line+": "+token);
            };

            /**
             * Parses an extensions statement.
             * @param {Object} msg Message object
             * @param {string} token Initial token
             * @throws {Error} If the extensions statement cannot be parsed
             * @private
             */
            ParserPrototype._parseExtensions = function(msg, token) {
                /** @type {Array.<number>} */
                var range = [];
                token = this.tn.next();
                if (token === "min") // FIXME: Does the official implementation support this?
                    range.push(ProtoBuf.ID_MIN);
                else if (token === "max")
                    range.push(ProtoBuf.ID_MAX);
                else
                    range.push(this._parseNumber(token));
                token = this.tn.next();
                if (token !== 'to')
                    throw Error("Illegal extensions delimiter in message "+msg.name+" at line "+this.tn.line+": "+token);
                token = this.tn.next();
                if (token === "min")
                    range.push(ProtoBuf.ID_MIN);
                else if (token === "max")
                    range.push(ProtoBuf.ID_MAX);
                else
                    range.push(this._parseNumber(token));
                token = this.tn.next();
                if (token !== Lang.END)
                    throw Error("Illegal extensions delimiter in message "+msg.name+" at line "+this.tn.line+": "+token);
                return range;
            };

            /**
             * Parses an extend block.
             * @param {Object} parent Parent object
             * @param {string} token Initial token
             * @throws {Error} If the extend block cannot be parsed
             * @private
             */
            ParserPrototype._parseExtend = function(parent, token) {
                token = this.tn.next();
                if (!Lang.TYPEREF.test(token))
                    throw Error("Illegal message name at line "+this.tn.line+": "+token);
                /** @dict */
                var ext = {};
                ext["ref"] = token;
                ext["fields"] = [];
                token = this.tn.next();
                if (token !== Lang.OPEN)
                    throw Error("Illegal start of extend "+ext.name+" at line "+this.tn.line+": "+token);
                do {
                    token = this.tn.next();
                    if (token === Lang.CLOSE) {
                        token = this.tn.peek();
                        if (token == Lang.END)
                            this.tn.next();
                        break;
                    } else if (Lang.RULE.test(token))
                        this._parseMessageField(ext, token);
                    else
                        throw Error("Illegal token in extend "+ext.name+" at line "+this.tn.line+": "+token);
                } while (true);
                parent["messages"].push(ext);
                return ext;
            };

            /**
             * Returns a string representation of this object.
             * @returns {string} String representation as of "Parser"
             */
            ParserPrototype.toString = function() {
                return "Parser";
            };

            /**
             * @alias ProtoBuf.DotProto.Parser
             * @expose
             */
            DotProto.Parser = Parser;

            return DotProto;

        })(ProtoBuf, ProtoBuf.Lang);

        /**
         * @alias ProtoBuf.Reflect
         * @expose
         */
        ProtoBuf.Reflect = (function(ProtoBuf) {
            "use strict";

            /**
             * Reflection types.
             * @exports ProtoBuf.Reflect
             * @namespace
             */
            var Reflect = {};

            /**
             * Constructs a Reflect base class.
             * @exports ProtoBuf.Reflect.T
             * @constructor
             * @abstract
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {?ProtoBuf.Reflect.T} parent Parent object
             * @param {string} name Object name
             */
            var T = function(builder, parent, name) {

                /**
                 * Builder reference.
                 * @type {!ProtoBuf.Builder}
                 * @expose
                 */
                this.builder = builder;

                /**
                 * Parent object.
                 * @type {?ProtoBuf.Reflect.T}
                 * @expose
                 */
                this.parent = parent;

                /**
                 * Object name in namespace.
                 * @type {string}
                 * @expose
                 */
                this.name = name;

                /**
                 * Fully qualified class name
                 * @type {string}
                 * @expose
                 */
                this.className;
            };

            /**
             * @alias ProtoBuf.Reflect.T.prototype
             * @inner
             */
            var TPrototype = T.prototype;

            /**
             * Returns the fully qualified name of this object.
             * @returns {string} Fully qualified name as of ".PATH.TO.THIS"
             * @expose
             */
            TPrototype.fqn = function() {
                var name = this.name,
                    ptr = this;
                do {
                    ptr = ptr.parent;
                    if (ptr == null)
                        break;
                    name = ptr.name+"."+name;
                } while (true);
                return name;
            };

            /**
             * Returns a string representation of this Reflect object (its fully qualified name).
             * @param {boolean=} includeClass Set to true to include the class name. Defaults to false.
             * @return String representation
             * @expose
             */
            TPrototype.toString = function(includeClass) {
                return (includeClass ? this.className + " " : "") + this.fqn();
            };

            /**
             * Builds this type.
             * @throws {Error} If this type cannot be built directly
             * @expose
             */
            TPrototype.build = function() {
                throw Error(this.toString(true)+" cannot be built directly");
            };

            /**
             * @alias ProtoBuf.Reflect.T
             * @expose
             */
            Reflect.T = T;

            /**
             * Constructs a new Namespace.
             * @exports ProtoBuf.Reflect.Namespace
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {?ProtoBuf.Reflect.Namespace} parent Namespace parent
             * @param {string} name Namespace name
             * @param {Object.<string,*>=} options Namespace options
             * @constructor
             * @extends ProtoBuf.Reflect.T
             */
            var Namespace = function(builder, parent, name, options) {
                T.call(this, builder, parent, name);

                /**
                 * @override
                 */
                this.className = "Namespace";

                /**
                 * Children inside the namespace.
                 * @type {!Array.<ProtoBuf.Reflect.T>}
                 */
                this.children = [];

                /**
                 * Options.
                 * @type {!Object.<string, *>}
                 */
                this.options = options || {};
            };

            /**
             * @alias ProtoBuf.Reflect.Namespace.prototype
             * @inner
             */
            var NamespacePrototype = Namespace.prototype = Object.create(T.prototype);

            /**
             * Returns an array of the namespace's children.
             * @param {ProtoBuf.Reflect.T=} type Filter type (returns instances of this type only). Defaults to null (all children).
             * @return {Array.<ProtoBuf.Reflect.T>}
             * @expose
             */
            NamespacePrototype.getChildren = function(type) {
                type = type || null;
                if (type == null)
                    return this.children.slice();
                var children = [];
                for (var i=0, k=this.children.length; i<k; ++i)
                    if (this.children[i] instanceof type)
                        children.push(this.children[i]);
                return children;
            };

            /**
             * Adds a child to the namespace.
             * @param {ProtoBuf.Reflect.T} child Child
             * @throws {Error} If the child cannot be added (duplicate)
             * @expose
             */
            NamespacePrototype.addChild = function(child) {
                var other;
                if (other = this.getChild(child.name)) {
                    // Try to revert camelcase transformation on collision
                    if (other instanceof Message.Field && other.name !== other.originalName && this.getChild(other.originalName) === null)
                        other.name = other.originalName; // Revert previous first (effectively keeps both originals)
                    else if (child instanceof Message.Field && child.name !== child.originalName && this.getChild(child.originalName) === null)
                        child.name = child.originalName;
                    else
                        throw Error("Duplicate name in namespace "+this.toString(true)+": "+child.name);
                }
                this.children.push(child);
            };

            /**
             * Gets a child by its name or id.
             * @param {string|number} nameOrId Child name or id
             * @return {?ProtoBuf.Reflect.T} The child or null if not found
             * @expose
             */
            NamespacePrototype.getChild = function(nameOrId) {
                var key = typeof nameOrId === 'number' ? 'id' : 'name';
                for (var i=0, k=this.children.length; i<k; ++i)
                    if (this.children[i][key] === nameOrId)
                        return this.children[i];
                return null;
            };

            /**
             * Resolves a reflect object inside of this namespace.
             * @param {string} qn Qualified name to resolve
             * @param {boolean=} excludeFields Excludes fields, defaults to `false`
             * @return {?ProtoBuf.Reflect.Namespace} The resolved type or null if not found
             * @expose
             */
            NamespacePrototype.resolve = function(qn, excludeFields) {
                var part = qn.split("."),
                    ptr = this,
                    i = 0;
                if (part[i] === "") { // Fully qualified name, e.g. ".My.Message'
                    while (ptr.parent !== null)
                        ptr = ptr.parent;
                    i++;
                }
                var child;
                do {
                    do {
                        child = ptr.getChild(part[i]);
                        if (!child || !(child instanceof Reflect.T) || (excludeFields && child instanceof Reflect.Message.Field)) {
                            ptr = null;
                            break;
                        }
                        ptr = child; i++;
                    } while (i < part.length);
                    if (ptr != null)
                        break; // Found
                    // Else search the parent
                    if (this.parent !== null) {
                        return this.parent.resolve(qn, excludeFields);
                    }
                } while (ptr != null);
                return ptr;
            };

            /**
             * Builds the namespace and returns the runtime counterpart.
             * @return {Object.<string,Function|Object>} Runtime namespace
             * @expose
             */
            NamespacePrototype.build = function() {
                /** @dict */
                var ns = {};
                var children = this.children;
                for (var i=0, k=children.length, child; i<k; ++i) {
                    child = children[i];
                    if (child instanceof Namespace)
                        ns[child.name] = child.build();
                }
                if (Object.defineProperty)
                    Object.defineProperty(ns, "$options", { "value": this.buildOpt() });
                return ns;
            };

            /**
             * Builds the namespace's '$options' property.
             * @return {Object.<string,*>}
             */
            NamespacePrototype.buildOpt = function() {
                var opt = {},
                    keys = Object.keys(this.options);
                for (var i=0, k=keys.length; i<k; ++i) {
                    var key = keys[i],
                        val = this.options[keys[i]];
                    // TODO: Options are not resolved, yet.
                    // if (val instanceof Namespace) {
                    //     opt[key] = val.build();
                    // } else {
                    opt[key] = val;
                    // }
                }
                return opt;
            };

            /**
             * Gets the value assigned to the option with the specified name.
             * @param {string=} name Returns the option value if specified, otherwise all options are returned.
             * @return {*|Object.<string,*>}null} Option value or NULL if there is no such option
             */
            NamespacePrototype.getOption = function(name) {
                if (typeof name === 'undefined')
                    return this.options;
                return typeof this.options[name] !== 'undefined' ? this.options[name] : null;
            };

            /**
             * @alias ProtoBuf.Reflect.Namespace
             * @expose
             */
            Reflect.Namespace = Namespace;

            /**
             * Constructs a new Message.
             * @exports ProtoBuf.Reflect.Message
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.Namespace} parent Parent message or namespace
             * @param {string} name Message name
             * @param {Object.<string,*>=} options Message options
             * @param {boolean=} isGroup `true` if this is a legacy group
             * @constructor
             * @extends ProtoBuf.Reflect.Namespace
             */
            var Message = function(builder, parent, name, options, isGroup) {
                Namespace.call(this, builder, parent, name, options);

                /**
                 * @override
                 */
                this.className = "Message";

                /**
                 * Extensions range.
                 * @type {!Array.<number>}
                 * @expose
                 */
                this.extensions = [ProtoBuf.ID_MIN, ProtoBuf.ID_MAX];

                /**
                 * Runtime message class.
                 * @type {?function(new:ProtoBuf.Builder.Message)}
                 * @expose
                 */
                this.clazz = null;

                /**
                 * Whether this is a legacy group or not.
                 * @type {boolean}
                 * @expose
                 */
                this.isGroup = !!isGroup;

                // The following cached collections are used to efficiently iterate over or look up fields when decoding.

                /**
                 * Cached fields.
                 * @type {?Array.<!ProtoBuf.Reflect.Message.Field>}
                 * @private
                 */
                this._fields = null;

                /**
                 * Cached fields by id.
                 * @type {?Object.<number,!ProtoBuf.Reflect.Message.Field>}
                 * @private
                 */
                this._fieldsById = null;

                /**
                 * Cached fields by name.
                 * @type {?Object.<string,!ProtoBuf.Reflect.Message.Field>}
                 * @private
                 */
                this._fieldsByName = null;
            };

            /**
             * @alias ProtoBuf.Reflect.Message.prototype
             * @inner
             */
            var MessagePrototype = Message.prototype = Object.create(Namespace.prototype);

            /**
             * Builds the message and returns the runtime counterpart, which is a fully functional class.
             * @see ProtoBuf.Builder.Message
             * @param {boolean=} rebuild Whether to rebuild or not, defaults to false
             * @return {ProtoBuf.Reflect.Message} Message class
             * @throws {Error} If the message cannot be built
             * @expose
             */
            MessagePrototype.build = function(rebuild) {
                if (this.clazz && !rebuild)
                    return this.clazz;

                // Create the runtime Message class in its own scope
                var clazz = (function(ProtoBuf, T) {

                    var fields = T.getChildren(ProtoBuf.Reflect.Message.Field),
                        oneofs = T.getChildren(ProtoBuf.Reflect.Message.OneOf);

                    /**
                     * Constructs a new runtime Message.
                     * @name ProtoBuf.Builder.Message
                     * @class Barebone of all runtime messages.
                     * @param {!Object.<string,*>|string} values Preset values
                     * @param {...string} var_args
                     * @constructor
                     * @throws {Error} If the message cannot be created
                     */
                    var Message = function(values, var_args) {
                        ProtoBuf.Builder.Message.call(this);

                        // Create virtual oneof properties
                        for (var i=0, k=oneofs.length; i<k; ++i)
                            this[oneofs[i].name] = null;
                        // Create fields and set default values
                        for (i=0, k=fields.length; i<k; ++i) {
                            var field = fields[i];
                            this[field.name] = field.repeated ? [] : null;
                            if (field.required && field.defaultValue !== null)
                                this[field.name] = field.defaultValue;
                        }

                        if (arguments.length > 0) {
                            // Set field values from a values object
                            if (arguments.length === 1 && typeof values === 'object' &&
                                /* not another Message */ typeof values.encode !== 'function' &&
                                /* not a repeated field */ !ProtoBuf.Util.isArray(values) &&
                                /* not a ByteBuffer */ !(values instanceof ByteBuffer) &&
                                /* not an ArrayBuffer */ !(values instanceof ArrayBuffer) &&
                                /* not a Long */ !(ProtoBuf.Long && values instanceof ProtoBuf.Long)) {
                                var keys = Object.keys(values);
                                for (i=0, k=keys.length; i<k; ++i)
                                    this.$set(keys[i], values[keys[i]]); // May throw
                            } else // Set field values from arguments, in declaration order
                                for (i=0, k=arguments.length; i<k; ++i)
                                    this.$set(fields[i].name, arguments[i]); // May throw
                        }
                    };

                    /**
                     * @alias ProtoBuf.Builder.Message.prototype
                     * @inner
                     */
                    var MessagePrototype = Message.prototype = Object.create(ProtoBuf.Builder.Message.prototype);

                    /**
                     * Adds a value to a repeated field.
                     * @name ProtoBuf.Builder.Message#add
                     * @function
                     * @param {string} key Field name
                     * @param {*} value Value to add
                     * @param {boolean=} noAssert Whether to assert the value or not (asserts by default)
                     * @throws {Error} If the value cannot be added
                     * @expose
                     */
                    MessagePrototype.add = function(key, value, noAssert) {
                        var field = T._fieldsByName[key];
                        if (!noAssert) {
                            if (!field)
                                throw Error(this+"#"+key+" is undefined");
                            if (!(field instanceof ProtoBuf.Reflect.Message.Field))
                                throw Error(this+"#"+key+" is not a field: "+field.toString(true)); // May throw if it's an enum or embedded message
                            if (!field.repeated)
                                throw Error(this+"#"+key+" is not a repeated field");
                        }
                        if (this[field.name] === null)
                            this[field.name] = [];
                        this[field.name].push(noAssert ? value : field.verifyValue(value, true));
                    };

                    /**
                     * Adds a value to a repeated field. This is an alias for {@link ProtoBuf.Builder.Message#add}.
                     * @name ProtoBuf.Builder.Message#$add
                     * @function
                     * @param {string} key Field name
                     * @param {*} value Value to add
                     * @param {boolean=} noAssert Whether to assert the value or not (asserts by default)
                     * @throws {Error} If the value cannot be added
                     * @expose
                     */
                    MessagePrototype.$add = MessagePrototype.add;

                    /**
                     * Sets a field's value.
                     * @name ProtoBuf.Builder.Message#set
                     * @function
                     * @param {string} key Key
                     * @param {*} value Value to set
                     * @param {boolean=} noAssert Whether to not assert for an actual field / proper value type, defaults to `false`
                     * @returns {!ProtoBuf.Builder.Message} this
                     * @throws {Error} If the value cannot be set
                     * @expose
                     */
                    MessagePrototype.set = function(key, value, noAssert) {
                        if (key && typeof key === 'object') {
                            for (var i in key)
                                if (key.hasOwnProperty(i))
                                    this.$set(i, key[i], noAssert);
                            return this;
                        }
                        var field = T._fieldsByName[key];
                        if (!noAssert) {
                            if (!field)
                                throw Error(this+"#"+key+" is not a field: undefined");
                            if (!(field instanceof ProtoBuf.Reflect.Message.Field))
                                throw Error(this+"#"+key+" is not a field: "+field.toString(true));
                            this[field.name] = (value = field.verifyValue(value)); // May throw
                        } else {
                            this[field.name] = value;
                        }
                        if (field.oneof) {
                            if (value !== null) {
                                if (this[field.oneof.name] !== null)
                                    this[this[field.oneof.name]] = null; // Unset the previous (field name is the oneof field's value)
                                this[field.oneof.name] = field.name;
                            } else if (field.oneof.name === key)
                                this[field.oneof.name] = null;
                        }
                        return this;
                    };

                    /**
                     * Sets a field's value. This is an alias for [@link ProtoBuf.Builder.Message#set}.
                     * @name ProtoBuf.Builder.Message#$set
                     * @function
                     * @param {string} key Key
                     * @param {*} value Value to set
                     * @param {boolean=} noAssert Whether to not assert the value, defaults to `false`
                     * @throws {Error} If the value cannot be set
                     * @expose
                     */
                    MessagePrototype.$set = MessagePrototype.set;

                    /**
                     * Gets a field's value.
                     * @name ProtoBuf.Builder.Message#get
                     * @function
                     * @param {string} key Key
                     * @param {boolean=} noAssert Whether to not assert for an actual field, defaults to `false`
                     * @return {*} Value
                     * @throws {Error} If there is no such field
                     * @expose
                     */
                    MessagePrototype.get = function(key, noAssert) {
                        if (noAssert)
                            return this[key];
                        var field = T._fieldsByName[key];
                        if (!field || !(field instanceof ProtoBuf.Reflect.Message.Field))
                            throw Error(this+"#"+key+" is not a field: undefined");
                        if (!(field instanceof ProtoBuf.Reflect.Message.Field))
                            throw Error(this+"#"+key+" is not a field: "+field.toString(true));
                        return this[field.name];
                    };

                    /**
                     * Gets a field's value. This is an alias for {@link ProtoBuf.Builder.Message#$get}.
                     * @name ProtoBuf.Builder.Message#$get
                     * @function
                     * @param {string} key Key
                     * @return {*} Value
                     * @throws {Error} If there is no such field
                     * @expose
                     */
                    MessagePrototype.$get = MessagePrototype.get;

                    // Getters and setters

                    for (var i=0; i<fields.length; i++) {
                        var field = fields[i];
                        // no setters for extension fields as these are named by their fqn
                        if (field instanceof ProtoBuf.Reflect.Message.ExtensionField)
                            continue;

                        if (T.builder.options['populateAccessors'])
                            (function(field) {
                                // set/get[SomeValue]
                                var Name = field.originalName.replace(/(_[a-zA-Z])/g, function(match) {
                                    return match.toUpperCase().replace('_','');
                                });
                                Name = Name.substring(0,1).toUpperCase() + Name.substring(1);

                                // set/get_[some_value] FIXME: Do we really need these?
                                var name = field.originalName.replace(/([A-Z])/g, function(match) {
                                    return "_"+match;
                                });

                                /**
                                 * The current field's unbound setter function.
                                 * @function
                                 * @param {*} value
                                 * @param {boolean=} noAssert
                                 * @returns {!ProtoBuf.Builder.Message}
                                 * @inner
                                 */
                                var setter = function(value, noAssert) {
                                    this[field.name] = noAssert ? value : field.verifyValue(value);
                                    return this;
                                };

                                /**
                                 * The current field's unbound getter function.
                                 * @function
                                 * @returns {*}
                                 * @inner
                                 */
                                var getter = function() {
                                    return this[field.name];
                                };

                                /**
                                 * Sets a value. This method is present for each field, but only if there is no name conflict with
                                 *  another field.
                                 * @name ProtoBuf.Builder.Message#set[SomeField]
                                 * @function
                                 * @param {*} value Value to set
                                 * @param {boolean=} noAssert Whether to not assert the value, defaults to `false`
                                 * @returns {!ProtoBuf.Builder.Message} this
                                 * @abstract
                                 * @throws {Error} If the value cannot be set
                                 */
                                if (T.getChild("set"+Name) === null)
                                    MessagePrototype["set"+Name] = setter;

                                /**
                                 * Sets a value. This method is present for each field, but only if there is no name conflict with
                                 *  another field.
                                 * @name ProtoBuf.Builder.Message#set_[some_field]
                                 * @function
                                 * @param {*} value Value to set
                                 * @param {boolean=} noAssert Whether to not assert the value, defaults to `false`
                                 * @returns {!ProtoBuf.Builder.Message} this
                                 * @abstract
                                 * @throws {Error} If the value cannot be set
                                 */
                                if (T.getChild("set_"+name) === null)
                                    MessagePrototype["set_"+name] = setter;

                                /**
                                 * Gets a value. This method is present for each field, but only if there is no name conflict with
                                 *  another field.
                                 * @name ProtoBuf.Builder.Message#get[SomeField]
                                 * @function
                                 * @abstract
                                 * @return {*} The value
                                 */
                                if (T.getChild("get"+Name) === null)
                                    MessagePrototype["get"+Name] = getter;

                                /**
                                 * Gets a value. This method is present for each field, but only if there is no name conflict with
                                 *  another field.
                                 * @name ProtoBuf.Builder.Message#get_[some_field]
                                 * @function
                                 * @return {*} The value
                                 * @abstract
                                 */
                                if (T.getChild("get_"+name) === null)
                                    MessagePrototype["get_"+name] = getter;

                            })(field);
                    }

                    // En-/decoding

                    /**
                     * Encodes the message.
                     * @name ProtoBuf.Builder.Message#$encode
                     * @function
                     * @param {(!ByteBuffer|boolean)=} buffer ByteBuffer to encode to. Will create a new one and flip it if omitted.
                     * @param {boolean=} noVerify Whether to not verify field values, defaults to `false`
                     * @return {!ByteBuffer} Encoded message as a ByteBuffer
                     * @throws {Error} If the message cannot be encoded or if required fields are missing. The later still
                     *  returns the encoded ByteBuffer in the `encoded` property on the error.
                     * @expose
                     * @see ProtoBuf.Builder.Message#encode64
                     * @see ProtoBuf.Builder.Message#encodeHex
                     * @see ProtoBuf.Builder.Message#encodeAB
                     */
                    MessagePrototype.encode = function(buffer, noVerify) {
                        if (typeof buffer === 'boolean')
                            noVerify = buffer,
                            buffer = undefined;
                        var isNew = false;
                        if (!buffer)
                            buffer = new ByteBuffer(),
                            isNew = true;
                        var le = buffer.littleEndian;
                        try {
                            T.encode(this, buffer.LE(), noVerify);
                            return (isNew ? buffer.flip() : buffer).LE(le);
                        } catch (e) {
                            buffer.LE(le);
                            throw(e);
                        }
                    };

                    /**
                     * Calculates the byte length of the message.
                     * @name ProtoBuf.Builder.Message#calculate
                     * @function
                     * @returns {number} Byte length
                     * @throws {Error} If the message cannot be calculated or if required fields are missing.
                     * @expose
                     */
                    MessagePrototype.calculate = function() {
                        return T.calculate(this);
                    };

                    /**
                     * Encodes the varint32 length-delimited message.
                     * @name ProtoBuf.Builder.Message#encodeDelimited
                     * @function
                     * @param {(!ByteBuffer|boolean)=} buffer ByteBuffer to encode to. Will create a new one and flip it if omitted.
                     * @return {!ByteBuffer} Encoded message as a ByteBuffer
                     * @throws {Error} If the message cannot be encoded or if required fields are missing. The later still
                     *  returns the encoded ByteBuffer in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.encodeDelimited = function(buffer) {
                        var isNew = false;
                        if (!buffer)
                            buffer = new ByteBuffer(),
                            isNew = true;
                        var enc = new ByteBuffer().LE();
                        T.encode(this, enc).flip();
                        buffer.writeVarint32(enc.remaining());
                        buffer.append(enc);
                        return isNew ? buffer.flip() : buffer;
                    };

                    /**
                     * Directly encodes the message to an ArrayBuffer.
                     * @name ProtoBuf.Builder.Message#encodeAB
                     * @function
                     * @return {ArrayBuffer} Encoded message as ArrayBuffer
                     * @throws {Error} If the message cannot be encoded or if required fields are missing. The later still
                     *  returns the encoded ArrayBuffer in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.encodeAB = function() {
                        try {
                            return this.encode().toArrayBuffer();
                        } catch (e) {
                            if (e["encoded"]) e["encoded"] = e["encoded"].toArrayBuffer();
                            throw(e);
                        }
                    };

                    /**
                     * Returns the message as an ArrayBuffer. This is an alias for {@link ProtoBuf.Builder.Message#encodeAB}.
                     * @name ProtoBuf.Builder.Message#toArrayBuffer
                     * @function
                     * @return {ArrayBuffer} Encoded message as ArrayBuffer
                     * @throws {Error} If the message cannot be encoded or if required fields are missing. The later still
                     *  returns the encoded ArrayBuffer in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.toArrayBuffer = MessagePrototype.encodeAB;

                    /**
                     * Directly encodes the message to a node Buffer.
                     * @name ProtoBuf.Builder.Message#encodeNB
                     * @function
                     * @return {!Buffer}
                     * @throws {Error} If the message cannot be encoded, not running under node.js or if required fields are
                     *  missing. The later still returns the encoded node Buffer in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.encodeNB = function() {
                        try {
                            return this.encode().toBuffer();
                        } catch (e) {
                            if (e["encoded"]) e["encoded"] = e["encoded"].toBuffer();
                            throw(e);
                        }
                    };

                    /**
                     * Returns the message as a node Buffer. This is an alias for {@link ProtoBuf.Builder.Message#encodeNB}.
                     * @name ProtoBuf.Builder.Message#toBuffer
                     * @function
                     * @return {!Buffer}
                     * @throws {Error} If the message cannot be encoded or if required fields are missing. The later still
                     *  returns the encoded node Buffer in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.toBuffer = MessagePrototype.encodeNB;

                    /**
                     * Directly encodes the message to a base64 encoded string.
                     * @name ProtoBuf.Builder.Message#encode64
                     * @function
                     * @return {string} Base64 encoded string
                     * @throws {Error} If the underlying buffer cannot be encoded or if required fields are missing. The later
                     *  still returns the encoded base64 string in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.encode64 = function() {
                        try {
                            return this.encode().toBase64();
                        } catch (e) {
                            if (e["encoded"]) e["encoded"] = e["encoded"].toBase64();
                            throw(e);
                        }
                    };

                    /**
                     * Returns the message as a base64 encoded string. This is an alias for {@link ProtoBuf.Builder.Message#encode64}.
                     * @name ProtoBuf.Builder.Message#toBase64
                     * @function
                     * @return {string} Base64 encoded string
                     * @throws {Error} If the message cannot be encoded or if required fields are missing. The later still
                     *  returns the encoded base64 string in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.toBase64 = MessagePrototype.encode64;

                    /**
                     * Directly encodes the message to a hex encoded string.
                     * @name ProtoBuf.Builder.Message#encodeHex
                     * @function
                     * @return {string} Hex encoded string
                     * @throws {Error} If the underlying buffer cannot be encoded or if required fields are missing. The later
                     *  still returns the encoded hex string in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.encodeHex = function() {
                        try {
                            return this.encode().toHex();
                        } catch (e) {
                            if (e["encoded"]) e["encoded"] = e["encoded"].toHex();
                            throw(e);
                        }
                    };

                    /**
                     * Returns the message as a hex encoded string. This is an alias for {@link ProtoBuf.Builder.Message#encodeHex}.
                     * @name ProtoBuf.Builder.Message#toHex
                     * @function
                     * @return {string} Hex encoded string
                     * @throws {Error} If the message cannot be encoded or if required fields are missing. The later still
                     *  returns the encoded hex string in the `encoded` property on the error.
                     * @expose
                     */
                    MessagePrototype.toHex = MessagePrototype.encodeHex;

                    /**
                     * Clones a message object to a raw object.
                     * @param {*} obj Object to clone
                     * @param {boolean} includeBinaryAsBase64 Whether to include binary data as base64 strings or not
                     * @returns {*} Cloned object
                     * @inner
                     */
                    function cloneRaw(obj, includeBinaryAsBase64) {
                        var clone = {};
                        for (var i in obj)
                            if (obj.hasOwnProperty(i)) {
                                if (obj[i] === null || typeof obj[i] !== 'object')
                                    clone[i] = obj[i];
                                else if (obj[i] instanceof ByteBuffer) {
                                    if (includeBinaryAsBase64)
                                        clone[i] = obj[i].toBase64();
                                } else // is a non-null object
                                    clone[i] = cloneRaw(obj[i], includeBinaryAsBase64);
                            }
                        return clone;
                    }

                    /**
                     * Returns the message's raw payload.
                     * @param {boolean=} includeBinaryAsBase64 Whether to include binary data as base64 strings or not, defaults to `false`
                     * @returns {Object.<string,*>} Raw payload
                     * @expose
                     */
                    MessagePrototype.toRaw = function(includeBinaryAsBase64) {
                        return cloneRaw(this, !!includeBinaryAsBase64);
                    };

                    /**
                     * Decodes a message from the specified buffer or string.
                     * @name ProtoBuf.Builder.Message.decode
                     * @function
                     * @param {!ByteBuffer|!ArrayBuffer|!Buffer|string} buffer Buffer to decode from
                     * @param {string=} enc Encoding if buffer is a string: hex, utf8 (not recommended), defaults to base64
                     * @return {!ProtoBuf.Builder.Message} Decoded message
                     * @throws {Error} If the message cannot be decoded or if required fields are missing. The later still
                     *  returns the decoded message with missing fields in the `decoded` property on the error.
                     * @expose
                     * @see ProtoBuf.Builder.Message.decode64
                     * @see ProtoBuf.Builder.Message.decodeHex
                     */
                    Message.decode = function(buffer, enc) {
                        if (typeof buffer === 'string')
                            buffer = ByteBuffer.wrap(buffer, enc ? enc : "base64");
                        buffer = buffer instanceof ByteBuffer ? buffer : ByteBuffer.wrap(buffer); // May throw
                        var le = buffer.littleEndian;
                        try {
                            var msg = T.decode(buffer.LE());
                            buffer.LE(le);
                            return msg;
                        } catch (e) {
                            buffer.LE(le);
                            throw(e);
                        }
                    };

                    /**
                     * Decodes a varint32 length-delimited message from the specified buffer or string.
                     * @name ProtoBuf.Builder.Message.decodeDelimited
                     * @function
                     * @param {!ByteBuffer|!ArrayBuffer|!Buffer|string} buffer Buffer to decode from
                     * @param {string=} enc Encoding if buffer is a string: hex, utf8 (not recommended), defaults to base64
                     * @return {ProtoBuf.Builder.Message} Decoded message or `null` if not enough bytes are available yet
                     * @throws {Error} If the message cannot be decoded or if required fields are missing. The later still
                     *  returns the decoded message with missing fields in the `decoded` property on the error.
                     * @expose
                     */
                    Message.decodeDelimited = function(buffer, enc) {
                        if (typeof buffer === 'string')
                            buffer = ByteBuffer.wrap(buffer, enc ? enc : "base64");
                        buffer = buffer instanceof ByteBuffer ? buffer : ByteBuffer.wrap(buffer); // May throw
                        if (buffer.remaining() < 1)
                            return null;
                        var off = buffer.offset,
                            len = buffer.readVarint32();
                        if (buffer.remaining() < len) {
                            buffer.offset = off;
                            return null;
                        }
                        try {
                            var msg = T.decode(buffer.slice(buffer.offset, buffer.offset + len).LE());
                            buffer.offset += len;
                            return msg;
                        } catch (err) {
                            buffer.offset += len;
                            throw err;
                        }
                    };

                    /**
                     * Decodes the message from the specified base64 encoded string.
                     * @name ProtoBuf.Builder.Message.decode64
                     * @function
                     * @param {string} str String to decode from
                     * @return {!ProtoBuf.Builder.Message} Decoded message
                     * @throws {Error} If the message cannot be decoded or if required fields are missing. The later still
                     *  returns the decoded message with missing fields in the `decoded` property on the error.
                     * @expose
                     */
                    Message.decode64 = function(str) {
                        return Message.decode(str, "base64");
                    };

                    /**
                     * Decodes the message from the specified hex encoded string.
                     * @name ProtoBuf.Builder.Message.decodeHex
                     * @function
                     * @param {string} str String to decode from
                     * @return {!ProtoBuf.Builder.Message} Decoded message
                     * @throws {Error} If the message cannot be decoded or if required fields are missing. The later still
                     *  returns the decoded message with missing fields in the `decoded` property on the error.
                     * @expose
                     */
                    Message.decodeHex = function(str) {
                        return Message.decode(str, "hex");
                    };

                    // Utility

                    /**
                     * Returns a string representation of this Message.
                     * @name ProtoBuf.Builder.Message#toString
                     * @function
                     * @return {string} String representation as of ".Fully.Qualified.MessageName"
                     * @expose
                     */
                    MessagePrototype.toString = function() {
                        return T.toString();
                    };

                    // Properties

                    /**
                     * Options.
                     * @name ProtoBuf.Builder.Message.$options
                     * @type {Object.<string,*>}
                     * @expose
                     */
                    var $options; // cc

                    /**
                     * Reflection type.
                     * @name ProtoBuf.Builder.Message#$type
                     * @type {!ProtoBuf.Reflect.Message}
                     * @expose
                     */
                    var $type; // cc

                    if (Object.defineProperty)
                        Object.defineProperty(Message, '$options', { "value": T.buildOpt() }),
                        Object.defineProperty(MessagePrototype, "$type", {
                            get: function() { return T; }
                        });

                    return Message;

                })(ProtoBuf, this);

                // Static enums and prototyped sub-messages / cached collections
                this._fields = [];
                this._fieldsById = {};
                this._fieldsByName = {};
                for (var i=0, k=this.children.length, child; i<k; i++) {
                    child = this.children[i];
                    if (child instanceof Enum)
                        clazz[child.name] = child.build();
                    else if (child instanceof Message)
                        clazz[child.name] = child.build();
                    else if (child instanceof Message.Field)
                        child.build(),
                        this._fields.push(child),
                        this._fieldsById[child.id] = child,
                        this._fieldsByName[child.name] = child;
                    else if (!(child instanceof Message.OneOf) && !(child instanceof Extension)) // Not built
                        throw Error("Illegal reflect child of "+this.toString(true)+": "+children[i].toString(true));
                }

                return this.clazz = clazz;
            };

            /**
             * Encodes a runtime message's contents to the specified buffer.
             * @param {!ProtoBuf.Builder.Message} message Runtime message to encode
             * @param {ByteBuffer} buffer ByteBuffer to write to
             * @param {boolean=} noVerify Whether to not verify field values, defaults to `false`
             * @return {ByteBuffer} The ByteBuffer for chaining
             * @throws {Error} If required fields are missing or the message cannot be encoded for another reason
             * @expose
             */
            MessagePrototype.encode = function(message, buffer, noVerify) {
                var fieldMissing = null,
                    field;
                for (var i=0, k=this._fields.length, val; i<k; ++i) {
                    field = this._fields[i];
                    val = message[field.name];
                    if (field.required && val === null) {
                        if (fieldMissing === null)
                            fieldMissing = field;
                    } else
                        field.encode(noVerify ? val : field.verifyValue(val), buffer);
                }
                if (fieldMissing !== null) {
                    var err = Error("Missing at least one required field for "+this.toString(true)+": "+fieldMissing);
                    err["encoded"] = buffer; // Still expose what we got
                    throw(err);
                }
                return buffer;
            };

            /**
             * Calculates a runtime message's byte length.
             * @param {!ProtoBuf.Builder.Message} message Runtime message to encode
             * @returns {number} Byte length
             * @throws {Error} If required fields are missing or the message cannot be calculated for another reason
             * @expose
             */
            MessagePrototype.calculate = function(message) {
                for (var n=0, i=0, k=this._fields.length, field, val; i<k; ++i) {
                    field = this._fields[i];
                    val = message[field.name];
                    if (field.required && val === null)
                       throw Error("Missing at least one required field for "+this.toString(true)+": "+field);
                    else
                        n += field.calculate(val);
                }
                return n;
            };

            /**
             * Skips all data until the end of the specified group has been reached.
             * @param {number} expectedId Expected GROUPEND id
             * @param {!ByteBuffer} buf ByteBuffer
             * @returns {boolean} `true` if a value as been skipped, `false` if the end has been reached
             * @throws {Error} If it wasn't possible to find the end of the group (buffer overrun or end tag mismatch)
             * @inner
             */
            function skipTillGroupEnd(expectedId, buf) {
                var tag = buf.readVarint32(), // Throws on OOB
                    wireType = tag & 0x07,
                    id = tag >> 3;
                switch (wireType) {
                    case ProtoBuf.WIRE_TYPES.VARINT:
                        do tag = buf.readUint8();
                        while ((tag & 0x80) === 0x80);
                        break;
                    case ProtoBuf.WIRE_TYPES.BITS64:
                        buf.offset += 8;
                        break;
                    case ProtoBuf.WIRE_TYPES.LDELIM:
                        tag = buf.readVarint32(); // reads the varint
                        buf.offset += tag;        // skips n bytes
                        break;
                    case ProtoBuf.WIRE_TYPES.STARTGROUP:
                        skipTillGroupEnd(id, buf);
                        break;
                    case ProtoBuf.WIRE_TYPES.ENDGROUP:
                        if (id === expectedId)
                            return false;
                        else
                            throw Error("Illegal GROUPEND after unknown group: "+id+" ("+expectedId+" expected)");
                    case ProtoBuf.WIRE_TYPES.BITS32:
                        buf.offset += 4;
                        break;
                    default:
                        throw Error("Illegal wire type in unknown group "+expectedId+": "+wireType);
                }
                return true;
            }

            /**
             * Decodes an encoded message and returns the decoded message.
             * @param {ByteBuffer} buffer ByteBuffer to decode from
             * @param {number=} length Message length. Defaults to decode all the available data.
             * @param {number=} expectedGroupEndId Expected GROUPEND id if this is a legacy group
             * @return {ProtoBuf.Builder.Message} Decoded message
             * @throws {Error} If the message cannot be decoded
             * @expose
             */
            MessagePrototype.decode = function(buffer, length, expectedGroupEndId) {
                length = typeof length === 'number' ? length : -1;
                var start = buffer.offset,
                    msg = new (this.clazz)(),
                    tag, wireType, id, field;
                while (buffer.offset < start+length || (length === -1 && buffer.remaining() > 0)) {
                    tag = buffer.readVarint32();
                    wireType = tag & 0x07;
                    id = tag >> 3;
                    if (wireType === ProtoBuf.WIRE_TYPES.ENDGROUP) {
                        if (id !== expectedGroupEndId)
                            throw Error("Illegal group end indicator for "+this.toString(true)+": "+id+" ("+(expectedGroupEndId ? expectedGroupEndId+" expected" : "not a group")+")");
                        break;
                    }
                    if (!(field = this._fieldsById[id])) {
                        // "messages created by your new code can be parsed by your old code: old binaries simply ignore the new field when parsing."
                        switch (wireType) {
                            case ProtoBuf.WIRE_TYPES.VARINT:
                                buffer.readVarint32();
                                break;
                            case ProtoBuf.WIRE_TYPES.BITS32:
                                buffer.offset += 4;
                                break;
                            case ProtoBuf.WIRE_TYPES.BITS64:
                                buffer.offset += 8;
                                break;
                            case ProtoBuf.WIRE_TYPES.LDELIM:
                                var len = buffer.readVarint32();
                                buffer.offset += len;
                                break;
                            case ProtoBuf.WIRE_TYPES.STARTGROUP:
                                while (skipTillGroupEnd(id, buffer)) {}
                                break;
                            default:
                                throw Error("Illegal wire type for unknown field "+id+" in "+this.toString(true)+"#decode: "+wireType);
                        }
                        continue;
                    }
                    if (field.repeated && !field.options["packed"])
                        msg[field.name].push(field.decode(wireType, buffer));
                    else {
                        msg[field.name] = field.decode(wireType, buffer);
                        if (field.oneof) {
                            if (this[field.oneof.name] !== null)
                                this[this[field.oneof.name]] = null;
                            msg[field.oneof.name] = field.name;
                        }
                    }
                }

                // Check if all required fields are present and set default values for optional fields that are not
                for (var i=0, k=this._fields.length; i<k; ++i) {
                    field = this._fields[i];
                    if (msg[field.name] === null)
                        if (field.required) {
                            var err = Error("Missing at least one required field for "+this.toString(true)+": "+field.name);
                            err["decoded"] = msg; // Still expose what we got
                            throw(err);
                        } else if (field.defaultValue !== null)
                            msg[field.name] = field.defaultValue;
                }
                return msg;
            };

            /**
             * @alias ProtoBuf.Reflect.Message
             * @expose
             */
            Reflect.Message = Message;

            /**
             * Constructs a new Message Field.
             * @exports ProtoBuf.Reflect.Message.Field
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.Message} message Message reference
             * @param {string} rule Rule, one of requried, optional, repeated
             * @param {string} type Data type, e.g. int32
             * @param {string} name Field name
             * @param {number} id Unique field id
             * @param {Object.<string,*>=} options Options
             * @param {!ProtoBuf.Reflect.Message.OneOf=} oneof Enclosing OneOf
             * @constructor
             * @extends ProtoBuf.Reflect.T
             */
            var Field = function(builder, message, rule, type, name, id, options, oneof) {
                T.call(this, builder, message, name);

                /**
                 * @override
                 */
                this.className = "Message.Field";

                /**
                 * Message field required flag.
                 * @type {boolean}
                 * @expose
                 */
                this.required = rule === "required";

                /**
                 * Message field repeated flag.
                 * @type {boolean}
                 * @expose
                 */
                this.repeated = rule === "repeated";

                /**
                 * Message field type. Type reference string if unresolved, protobuf type if resolved.
                 * @type {string|{name: string, wireType: number}}
                 * @expose
                 */
                this.type = type;

                /**
                 * Resolved type reference inside the global namespace.
                 * @type {ProtoBuf.Reflect.T|null}
                 * @expose
                 */
                this.resolvedType = null;

                /**
                 * Unique message field id.
                 * @type {number}
                 * @expose
                 */
                this.id = id;

                /**
                 * Message field options.
                 * @type {!Object.<string,*>}
                 * @dict
                 * @expose
                 */
                this.options = options || {};

                /**
                 * Default value.
                 * @type {*}
                 * @expose
                 */
                this.defaultValue = null;

                /**
                 * Enclosing OneOf.
                 * @type {?ProtoBuf.Reflect.Message.OneOf}
                 * @expose
                 */
                this.oneof = oneof || null;

                /**
                 * Original field name.
                 * @type {string}
                 * @expose
                 */
                this.originalName = this.name; // Used to revert camelcase transformation on naming collisions

                // Convert field names to camel case notation if the override is set
                if (this.builder.options['convertFieldsToCamelCase'] && !(this instanceof Message.ExtensionField))
                    this.name = Field._toCamelCase(this.name);
            };

            /**
             * Converts a field name to camel case.
             * @param {string} name Likely underscore notated name
             * @returns {string} Camel case notated name
             * @private
             */
            Field._toCamelCase = function(name) {
                return name.replace(/_([a-zA-Z])/g, function($0, $1) {
                    return $1.toUpperCase();
                });
            };

            /**
             * @alias ProtoBuf.Reflect.Message.Field.prototype
             * @inner
             */
            var FieldPrototype = Field.prototype = Object.create(T.prototype);

            /**
             * Builds the field.
             * @override
             * @expose
             */
            FieldPrototype.build = function() {
                this.defaultValue = typeof this.options['default'] !== 'undefined'
                    ? this.verifyValue(this.options['default']) : null;
            };

            /**
             * Makes a Long from a value.
             * @param {{low: number, high: number, unsigned: boolean}|string|number} value Value
             * @param {boolean=} unsigned Whether unsigned or not, defaults to reuse it from Long-like objects or to signed for
             *  strings and numbers
             * @returns {!Long}
             * @throws {Error} If the value cannot be converted to a Long
             * @inner
             */
            function mkLong(value, unsigned) {
                if (value && typeof value.low === 'number' && typeof value.high === 'number' && typeof value.unsigned === 'boolean'
                    && value.low === value.low && value.high === value.high)
                    return new ProtoBuf.Long(value.low, value.high, typeof unsigned === 'undefined' ? value.unsigned : unsigned);
                if (typeof value === 'string')
                    return ProtoBuf.Long.fromString(value, unsigned || false, 10);
                if (typeof value === 'number')
                    return ProtoBuf.Long.fromNumber(value, unsigned || false);
                throw Error("not convertible to Long");
            }

            /**
             * Checks if the given value can be set for this field.
             * @param {*} value Value to check
             * @param {boolean=} skipRepeated Whether to skip the repeated value check or not. Defaults to false.
             * @return {*} Verified, maybe adjusted, value
             * @throws {Error} If the value cannot be set for this field
             * @expose
             */
            FieldPrototype.verifyValue = function(value, skipRepeated) {
                skipRepeated = skipRepeated || false;
                var fail = function(val, msg) {
                    throw Error("Illegal value for "+this.toString(true)+" of type "+this.type.name+": "+val+" ("+msg+")");
                }.bind(this);
                if (value === null) { // NULL values for optional fields
                    if (this.required)
                        fail(typeof value, "required");
                    return null;
                }
                var i;
                if (this.repeated && !skipRepeated) { // Repeated values as arrays
                    if (!ProtoBuf.Util.isArray(value))
                        value = [value];
                    var res = [];
                    for (i=0; i<value.length; i++)
                        res.push(this.verifyValue(value[i], true));
                    return res;
                }
                // All non-repeated fields expect no array
                if (!this.repeated && ProtoBuf.Util.isArray(value))
                    fail(typeof value, "no array expected");

                switch (this.type) {
                    // Signed 32bit
                    case ProtoBuf.TYPES["int32"]:
                    case ProtoBuf.TYPES["sint32"]:
                    case ProtoBuf.TYPES["sfixed32"]:
                        // Account for !NaN: value === value
                        if (typeof value !== 'number' || (value === value && value % 1 !== 0))
                            fail(typeof value, "not an integer");
                        return value > 4294967295 ? value | 0 : value;

                    // Unsigned 32bit
                    case ProtoBuf.TYPES["uint32"]:
                    case ProtoBuf.TYPES["fixed32"]:
                        if (typeof value !== 'number' || (value === value && value % 1 !== 0))
                            fail(typeof value, "not an integer");
                        return value < 0 ? value >>> 0 : value;

                    // Signed 64bit
                    case ProtoBuf.TYPES["int64"]:
                    case ProtoBuf.TYPES["sint64"]:
                    case ProtoBuf.TYPES["sfixed64"]: {
                        if (ProtoBuf.Long)
                            try {
                                return mkLong(value, false);
                            } catch (e) {
                                fail(typeof value, e.message);
                            }
                        else
                            fail(typeof value, "requires Long.js");
                    }

                    // Unsigned 64bit
                    case ProtoBuf.TYPES["uint64"]:
                    case ProtoBuf.TYPES["fixed64"]: {
                        if (ProtoBuf.Long)
                            try {
                                return mkLong(value, true);
                            } catch (e) {
                                fail(typeof value, e.message);
                            }
                        else
                            fail(typeof value, "requires Long.js");
                    }

                    // Bool
                    case ProtoBuf.TYPES["bool"]:
                        if (typeof value !== 'boolean')
                            fail(typeof value, "not a boolean");
                        return value;

                    // Float
                    case ProtoBuf.TYPES["float"]:
                    case ProtoBuf.TYPES["double"]:
                        if (typeof value !== 'number')
                            fail(typeof value, "not a number");
                        return value;

                    // Length-delimited string
                    case ProtoBuf.TYPES["string"]:
                        if (typeof value !== 'string' && !(value && value instanceof String))
                            fail(typeof value, "not a string");
                        return ""+value; // Convert String object to string

                    // Length-delimited bytes
                    case ProtoBuf.TYPES["bytes"]:
                        if (ByteBuffer.isByteBuffer(value))
                            return value;
                        return ByteBuffer.wrap(value, "base64");

                    // Constant enum value
                    case ProtoBuf.TYPES["enum"]: {
                        var values = this.resolvedType.getChildren(Enum.Value);
                        for (i=0; i<values.length; i++)
                            if (values[i].name == value)
                                return values[i].id;
                            else if (values[i].id == value)
                                return values[i].id;
                        fail(value, "not a valid enum value");
                    }
                    // Embedded message
                    case ProtoBuf.TYPES["group"]:
                    case ProtoBuf.TYPES["message"]: {
                        if (!value || typeof value !== 'object')
                            fail(typeof value, "object expected");
                        if (value instanceof this.resolvedType.clazz)
                            return value;
                        if (value instanceof ProtoBuf.Builder.Message) {
                            // Mismatched type: Convert to object (see: https://github.com/dcodeIO/ProtoBuf.js/issues/180)
                            var obj = {};
                            for (var i in value)
                                if (value.hasOwnProperty(i))
                                    obj[i] = value[i];
                            value = obj;
                        }
                        // Else let's try to construct one from a key-value object
                        return new (this.resolvedType.clazz)(value); // May throw for a hundred of reasons
                    }
                }

                // We should never end here
                throw Error("[INTERNAL] Illegal value for "+this.toString(true)+": "+value+" (undefined type "+this.type+")");
            };

            /**
             * Encodes the specified field value to the specified buffer.
             * @param {*} value Verified field value
             * @param {ByteBuffer} buffer ByteBuffer to encode to
             * @return {ByteBuffer} The ByteBuffer for chaining
             * @throws {Error} If the field cannot be encoded
             * @expose
             */
            FieldPrototype.encode = function(value, buffer) {
                if (this.type === null || typeof this.type !== 'object')
                    throw Error("[INTERNAL] Unresolved type in "+this.toString(true)+": "+this.type);
                if (value === null || (this.repeated && value.length == 0))
                    return buffer; // Optional omitted
                try {
                    if (this.repeated) {
                        var i;
                        // "Only repeated fields of primitive numeric types (types which use the varint, 32-bit, or 64-bit wire
                        // types) can be declared 'packed'."
                        if (this.options["packed"] && ProtoBuf.PACKABLE_WIRE_TYPES.indexOf(this.type.wireType) >= 0) {
                            // "All of the elements of the field are packed into a single key-value pair with wire type 2
                            // (length-delimited). Each element is encoded the same way it would be normally, except without a
                            // tag preceding it."
                            buffer.writeVarint32((this.id << 3) | ProtoBuf.WIRE_TYPES.LDELIM);
                            buffer.ensureCapacity(buffer.offset += 1); // We do not know the length yet, so let's assume a varint of length 1
                            var start = buffer.offset; // Remember where the contents begin
                            for (i=0; i<value.length; i++)
                                this.encodeValue(value[i], buffer);
                            var len = buffer.offset-start,
                                varintLen = ByteBuffer.calculateVarint32(len);
                            if (varintLen > 1) { // We need to move the contents
                                var contents = buffer.slice(start, buffer.offset);
                                start += varintLen-1;
                                buffer.offset = start;
                                buffer.append(contents);
                            }
                            buffer.writeVarint32(len, start-varintLen);
                        } else {
                            // "If your message definition has repeated elements (without the [packed=true] option), the encoded
                            // message has zero or more key-value pairs with the same tag number"
                            for (i=0; i<value.length; i++)
                                buffer.writeVarint32((this.id << 3) | this.type.wireType),
                                this.encodeValue(value[i], buffer);
                        }
                    } else
                        buffer.writeVarint32((this.id << 3) | this.type.wireType),
                        this.encodeValue(value, buffer);
                } catch (e) {
                    throw Error("Illegal value for "+this.toString(true)+": "+value+" ("+e+")");
                }
                return buffer;
            };

            /**
             * Encodes a value to the specified buffer. Does not encode the key.
             * @param {*} value Field value
             * @param {ByteBuffer} buffer ByteBuffer to encode to
             * @return {ByteBuffer} The ByteBuffer for chaining
             * @throws {Error} If the value cannot be encoded
             * @expose
             */
            FieldPrototype.encodeValue = function(value, buffer) {
                if (value === null) return buffer; // Nothing to encode
                // Tag has already been written

                switch (this.type) {
                    // 32bit signed varint
                    case ProtoBuf.TYPES["int32"]:
                        // "If you use int32 or int64 as the type for a negative number, the resulting varint is always ten bytes
                        // long – it is, effectively, treated like a very large unsigned integer." (see #122)
                        if (value < 0)
                            buffer.writeVarint64(value);
                        else
                            buffer.writeVarint32(value);
                        break;

                    // 32bit unsigned varint
                    case ProtoBuf.TYPES["uint32"]:
                        buffer.writeVarint32(value);
                        break;

                    // 32bit varint zig-zag
                    case ProtoBuf.TYPES["sint32"]:
                        buffer.writeVarint32ZigZag(value);
                        break;

                    // Fixed unsigned 32bit
                    case ProtoBuf.TYPES["fixed32"]:
                        buffer.writeUint32(value);
                        break;

                    // Fixed signed 32bit
                    case ProtoBuf.TYPES["sfixed32"]:
                        buffer.writeInt32(value);
                        break;

                    // 64bit varint as-is
                    case ProtoBuf.TYPES["int64"]:
                    case ProtoBuf.TYPES["uint64"]:
                        buffer.writeVarint64(value); // throws
                        break;

                    // 64bit varint zig-zag
                    case ProtoBuf.TYPES["sint64"]:
                        buffer.writeVarint64ZigZag(value); // throws
                        break;

                    // Fixed unsigned 64bit
                    case ProtoBuf.TYPES["fixed64"]:
                        buffer.writeUint64(value); // throws
                        break;

                    // Fixed signed 64bit
                    case ProtoBuf.TYPES["sfixed64"]:
                        buffer.writeInt64(value); // throws
                        break;

                    // Bool
                    case ProtoBuf.TYPES["bool"]:
                        if (typeof value === 'string')
                            buffer.writeVarint32(value.toLowerCase() === 'false' ? 0 : !!value);
                        else
                            buffer.writeVarint32(value ? 1 : 0);
                        break;

                    // Constant enum value
                    case ProtoBuf.TYPES["enum"]:
                        buffer.writeVarint32(value);
                        break;

                    // 32bit float
                    case ProtoBuf.TYPES["float"]:
                        buffer.writeFloat32(value);
                        break;

                    // 64bit float
                    case ProtoBuf.TYPES["double"]:
                        buffer.writeFloat64(value);
                        break;

                    // Length-delimited string
                    case ProtoBuf.TYPES["string"]:
                        buffer.writeVString(value);
                        break;

                    // Length-delimited bytes
                    case ProtoBuf.TYPES["bytes"]:
                        if (value.remaining() < 0)
                            throw Error("Illegal value for "+this.toString(true)+": "+value.remaining()+" bytes remaining");
                        var prevOffset = value.offset;
                        buffer.writeVarint32(value.remaining());
                        buffer.append(value);
                        value.offset = prevOffset;
                        break;

                    // Embedded message
                    case ProtoBuf.TYPES["message"]:
                        var bb = new ByteBuffer().LE();
                        this.resolvedType.encode(value, bb);
                        buffer.writeVarint32(bb.offset);
                        buffer.append(bb.flip());
                        break;

                    // Legacy group
                    case ProtoBuf.TYPES["group"]:
                        this.resolvedType.encode(value, buffer);
                        buffer.writeVarint32((this.id << 3) | ProtoBuf.WIRE_TYPES.ENDGROUP);
                        break;

                    default:
                        // We should never end here
                        throw Error("[INTERNAL] Illegal value to encode in "+this.toString(true)+": "+value+" (unknown type)");
                }
                return buffer;
            };

            /**
             * Calculates the length of this field's value on the network level.
             * @param {*} value Field value
             * @returns {number} Byte length
             * @expose
             */
            FieldPrototype.calculate = function(value) {
                value = this.verifyValue(value); // May throw
                if (this.type === null || typeof this.type !== 'object')
                    throw Error("[INTERNAL] Unresolved type in "+this.toString(true)+": "+this.type);
                if (value === null || (this.repeated && value.length == 0))
                    return 0; // Optional omitted
                var n = 0;
                try {
                    if (this.repeated) {
                        var i, ni;
                        if (this.options["packed"] && ProtoBuf.PACKABLE_WIRE_TYPES.indexOf(this.type.wireType) >= 0) {
                            n += ByteBuffer.calculateVarint32((this.id << 3) | ProtoBuf.WIRE_TYPES.LDELIM);
                            ni = 0;
                            for (i=0; i<value.length; i++)
                                ni += this.calculateValue(value[i]);
                            n += ByteBuffer.calculateVarint32(ni);
                            n += ni;
                        } else {
                            for (i=0; i<value.length; i++)
                                n += ByteBuffer.calculateVarint32((this.id << 3) | this.type.wireType),
                                n += this.calculateValue(value[i]);
                        }
                    } else {
                        n += ByteBuffer.calculateVarint32((this.id << 3) | this.type.wireType);
                        n += this.calculateValue(value);
                    }
                } catch (e) {
                    throw Error("Illegal value for "+this.toString(true)+": "+value+" ("+e+")");
                }
                return n;
            };

            /**
             * Calculates the byte length of a value.
             * @param {*} value Field value
             * @returns {number} Byte length
             * @throws {Error} If the value cannot be calculated
             * @expose
             */
            FieldPrototype.calculateValue = function(value) {
                if (value === null) return 0; // Nothing to encode
                // Tag has already been written
                var n;
                switch (this.type) {
                    case ProtoBuf.TYPES["int32"]:
                        return value < 0 ? ByteBuffer.calculateVarint64(value) : ByteBuffer.calculateVarint32(value);
                    case ProtoBuf.TYPES["uint32"]:
                        return ByteBuffer.calculateVarint32(value);
                    case ProtoBuf.TYPES["sint32"]:
                        return ByteBuffer.calculateVarint32(ByteBuffer.zigZagEncode32(value));
                    case ProtoBuf.TYPES["fixed32"]:
                    case ProtoBuf.TYPES["sfixed32"]:
                    case ProtoBuf.TYPES["float"]:
                        return 4;
                    case ProtoBuf.TYPES["int64"]:
                    case ProtoBuf.TYPES["uint64"]:
                        return ByteBuffer.calculateVarint64(value);
                    case ProtoBuf.TYPES["sint64"]:
                        return ByteBuffer.calculateVarint64(ByteBuffer.zigZagEncode64(value));
                    case ProtoBuf.TYPES["fixed64"]:
                    case ProtoBuf.TYPES["sfixed64"]:
                        return 8;
                    case ProtoBuf.TYPES["bool"]:
                        return 1;
                    case ProtoBuf.TYPES["enum"]:
                        return ByteBuffer.calculateVarint32(value);
                    case ProtoBuf.TYPES["double"]:
                        return 8;
                    case ProtoBuf.TYPES["string"]:
                        n = ByteBuffer.calculateUTF8Bytes(value);
                        return ByteBuffer.calculateVarint32(n) + n;
                    case ProtoBuf.TYPES["bytes"]:
                        if (value.remaining() < 0)
                            throw Error("Illegal value for "+this.toString(true)+": "+value.remaining()+" bytes remaining");
                        return ByteBuffer.calculateVarint32(value.remaining()) + value.remaining();
                    case ProtoBuf.TYPES["message"]:
                        n = this.resolvedType.calculate(value);
                        return ByteBuffer.calculateVarint32(n) + n;
                    case ProtoBuf.TYPES["group"]:
                        n = this.resolvedType.calculate(value);
                        return n + ByteBuffer.calculateVarint32((this.id << 3) | ProtoBuf.WIRE_TYPES.ENDGROUP);
                }
                // We should never end here
                throw Error("[INTERNAL] Illegal value to encode in "+this.toString(true)+": "+value+" (unknown type)");
            };

            /**
             * Decode the field value from the specified buffer.
             * @param {number} wireType Leading wire type
             * @param {ByteBuffer} buffer ByteBuffer to decode from
             * @param {boolean=} skipRepeated Whether to skip the repeated check or not. Defaults to false.
             * @return {*} Decoded value
             * @throws {Error} If the field cannot be decoded
             * @expose
             */
            FieldPrototype.decode = function(wireType, buffer, skipRepeated) {
                var value, nBytes;
                if (wireType != this.type.wireType && (skipRepeated || (wireType != ProtoBuf.WIRE_TYPES.LDELIM || !this.repeated)))
                    throw Error("Illegal wire type for field "+this.toString(true)+": "+wireType+" ("+this.type.wireType+" expected)");
                if (wireType == ProtoBuf.WIRE_TYPES.LDELIM && this.repeated && this.options["packed"] && ProtoBuf.PACKABLE_WIRE_TYPES.indexOf(this.type.wireType) >= 0) {
                    if (!skipRepeated) {
                        nBytes = buffer.readVarint32();
                        nBytes = buffer.offset + nBytes; // Limit
                        var values = [];
                        while (buffer.offset < nBytes)
                            values.push(this.decode(this.type.wireType, buffer, true));
                        return values;
                    }
                    // Read the next value otherwise...
                }
                switch (this.type) {
                    // 32bit signed varint
                    case ProtoBuf.TYPES["int32"]:
                        return buffer.readVarint32() | 0;

                    // 32bit unsigned varint
                    case ProtoBuf.TYPES["uint32"]:
                        return buffer.readVarint32() >>> 0;

                    // 32bit signed varint zig-zag
                    case ProtoBuf.TYPES["sint32"]:
                        return buffer.readVarint32ZigZag() | 0;

                    // Fixed 32bit unsigned
                    case ProtoBuf.TYPES["fixed32"]:
                        return buffer.readUint32() >>> 0;

                    case ProtoBuf.TYPES["sfixed32"]:
                        return buffer.readInt32() | 0;

                    // 64bit signed varint
                    case ProtoBuf.TYPES["int64"]:
                        return buffer.readVarint64();

                    // 64bit unsigned varint
                    case ProtoBuf.TYPES["uint64"]:
                        return buffer.readVarint64().toUnsigned();

                    // 64bit signed varint zig-zag
                    case ProtoBuf.TYPES["sint64"]:
                        return buffer.readVarint64ZigZag();

                    // Fixed 64bit unsigned
                    case ProtoBuf.TYPES["fixed64"]:
                        return buffer.readUint64();

                    // Fixed 64bit signed
                    case ProtoBuf.TYPES["sfixed64"]:
                        return buffer.readInt64();

                    // Bool varint
                    case ProtoBuf.TYPES["bool"]:
                        return !!buffer.readVarint32();

                    // Constant enum value (varint)
                    case ProtoBuf.TYPES["enum"]:
                        // The following Builder.Message#set will already throw
                        return buffer.readVarint32();

                    // 32bit float
                    case ProtoBuf.TYPES["float"]:
                        return buffer.readFloat();

                    // 64bit float
                    case ProtoBuf.TYPES["double"]:
                        return buffer.readDouble();

                    // Length-delimited string
                    case ProtoBuf.TYPES["string"]:
                        return buffer.readVString();

                    // Length-delimited bytes
                    case ProtoBuf.TYPES["bytes"]: {
                        nBytes = buffer.readVarint32();
                        if (buffer.remaining() < nBytes)
                            throw Error("Illegal number of bytes for "+this.toString(true)+": "+nBytes+" required but got only "+buffer.remaining());
                        value = buffer.clone(); // Offset already set
                        value.limit = value.offset+nBytes;
                        buffer.offset += nBytes;
                        return value;
                    }

                    // Length-delimited embedded message
                    case ProtoBuf.TYPES["message"]: {
                        nBytes = buffer.readVarint32();
                        return this.resolvedType.decode(buffer, nBytes);
                    }

                    // Legacy group
                    case ProtoBuf.TYPES["group"]:
                        return this.resolvedType.decode(buffer, -1, this.id);
                }

                // We should never end here
                throw Error("[INTERNAL] Illegal wire type for "+this.toString(true)+": "+wireType);
            };

            /**
             * @alias ProtoBuf.Reflect.Message.Field
             * @expose
             */
            Reflect.Message.Field = Field;

            /**
             * Constructs a new Message ExtensionField.
             * @exports ProtoBuf.Reflect.Message.ExtensionField
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.Message} message Message reference
             * @param {string} rule Rule, one of requried, optional, repeated
             * @param {string} type Data type, e.g. int32
             * @param {string} name Field name
             * @param {number} id Unique field id
             * @param {Object.<string,*>=} options Options
             * @constructor
             * @extends ProtoBuf.Reflect.Message.Field
             */
            var ExtensionField = function(builder, message, rule, type, name, id, options) {
                Field.call(this, builder, message, rule, type, name, id, options);

                /**
                 * Extension reference.
                 * @type {!ProtoBuf.Reflect.Extension}
                 * @expose
                 */
                this.extension;
            };

            // Extends Field
            ExtensionField.prototype = Object.create(Field.prototype);

            /**
             * @alias ProtoBuf.Reflect.Message.ExtensionField
             * @expose
             */
            Reflect.Message.ExtensionField = ExtensionField;

            /**
             * Constructs a new Message OneOf.
             * @exports ProtoBuf.Reflect.Message.OneOf
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.Message} message Message reference
             * @param {string} name OneOf name
             * @constructor
             * @extends ProtoBuf.Reflect.T
             */
            var OneOf = function(builder, message, name) {
                T.call(this, builder, message, name);

                /**
                 * Enclosed fields.
                 * @type {!Array.<!ProtoBuf.Reflect.Message.Field>}
                 * @expose
                 */
                this.fields = [];
            };

            /**
             * @alias ProtoBuf.Reflect.Message.OneOf
             * @expose
             */
            Reflect.Message.OneOf = OneOf;

            /**
             * Constructs a new Enum.
             * @exports ProtoBuf.Reflect.Enum
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.T} parent Parent Reflect object
             * @param {string} name Enum name
             * @param {Object.<string,*>=} options Enum options
             * @constructor
             * @extends ProtoBuf.Reflect.Namespace
             */
            var Enum = function(builder, parent, name, options) {
                Namespace.call(this, builder, parent, name, options);

                /**
                 * @override
                 */
                this.className = "Enum";

                /**
                 * Runtime enum object.
                 * @type {Object.<string,number>|null}
                 * @expose
                 */
                this.object = null;
            };

            /**
             * @alias ProtoBuf.Reflect.Enum.prototype
             * @inner
             */
            var EnumPrototype = Enum.prototype = Object.create(Namespace.prototype);

            /**
             * Builds this enum and returns the runtime counterpart.
             * @return {Object<string,*>}
             * @expose
             */
            EnumPrototype.build = function() {
                var enm = {},
                    values = this.getChildren(Enum.Value);
                for (var i=0, k=values.length; i<k; ++i)
                    enm[values[i]['name']] = values[i]['id'];
                if (Object.defineProperty)
                    Object.defineProperty(enm, '$options', { "value": this.buildOpt() });
                return this.object = enm;
            };

            /**
             * @alias ProtoBuf.Reflect.Enum
             * @expose
             */
            Reflect.Enum = Enum;

            /**
             * Constructs a new Enum Value.
             * @exports ProtoBuf.Reflect.Enum.Value
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.Enum} enm Enum reference
             * @param {string} name Field name
             * @param {number} id Unique field id
             * @constructor
             * @extends ProtoBuf.Reflect.T
             */
            var Value = function(builder, enm, name, id) {
                T.call(this, builder, enm, name);

                /**
                 * @override
                 */
                this.className = "Enum.Value";

                /**
                 * Unique enum value id.
                 * @type {number}
                 * @expose
                 */
                this.id = id;
            };

            // Extends T
            Value.prototype = Object.create(T.prototype);

            /**
             * @alias ProtoBuf.Reflect.Enum.Value
             * @expose
             */
            Reflect.Enum.Value = Value;

            /**
             * An extension (field).
             * @exports ProtoBuf.Reflect.Extension
             * @constructor
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.T} parent Parent object
             * @param {string} name Object name
             * @param {!ProtoBuf.Reflect.Message.Field} field Extension field
             */
            var Extension = function(builder, parent, name, field) {
                T.call(this, builder, parent, name);

                /**
                 * Extended message field.
                 * @type {!ProtoBuf.Reflect.Message.Field}
                 * @expose
                 */
                this.field = field;
            };

            // Extends T
            Extension.prototype = Object.create(T.prototype);

            /**
             * @alias ProtoBuf.Reflect.Extension
             * @expose
             */
            Reflect.Extension = Extension;

            /**
             * Constructs a new Service.
             * @exports ProtoBuf.Reflect.Service
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.Namespace} root Root
             * @param {string} name Service name
             * @param {Object.<string,*>=} options Options
             * @constructor
             * @extends ProtoBuf.Reflect.Namespace
             */
            var Service = function(builder, root, name, options) {
                Namespace.call(this, builder, root, name, options);

                /**
                 * @override
                 */
                this.className = "Service";

                /**
                 * Built runtime service class.
                 * @type {?function(new:ProtoBuf.Builder.Service)}
                 */
                this.clazz = null;
            };

            /**
             * @alias ProtoBuf.Reflect.Service.prototype
             * @inner
             */
            var ServicePrototype = Service.prototype = Object.create(Namespace.prototype);

            /**
             * Builds the service and returns the runtime counterpart, which is a fully functional class.
             * @see ProtoBuf.Builder.Service
             * @param {boolean=} rebuild Whether to rebuild or not
             * @return {Function} Service class
             * @throws {Error} If the message cannot be built
             * @expose
             */
            ServicePrototype.build = function(rebuild) {
                if (this.clazz && !rebuild)
                    return this.clazz;

                // Create the runtime Service class in its own scope
                return this.clazz = (function(ProtoBuf, T) {

                    /**
                     * Constructs a new runtime Service.
                     * @name ProtoBuf.Builder.Service
                     * @param {function(string, ProtoBuf.Builder.Message, function(Error, ProtoBuf.Builder.Message=))=} rpcImpl RPC implementation receiving the method name and the message
                     * @class Barebone of all runtime services.
                     * @constructor
                     * @throws {Error} If the service cannot be created
                     */
                    var Service = function(rpcImpl) {
                        ProtoBuf.Builder.Service.call(this);

                        /**
                         * Service implementation.
                         * @name ProtoBuf.Builder.Service#rpcImpl
                         * @type {!function(string, ProtoBuf.Builder.Message, function(Error, ProtoBuf.Builder.Message=))}
                         * @expose
                         */
                        this.rpcImpl = rpcImpl || function(name, msg, callback) {
                            // This is what a user has to implement: A function receiving the method name, the actual message to
                            // send (type checked) and the callback that's either provided with the error as its first
                            // argument or null and the actual response message.
                            setTimeout(callback.bind(this, Error("Not implemented, see: https://github.com/dcodeIO/ProtoBuf.js/wiki/Services")), 0); // Must be async!
                        };
                    };

                    /**
                     * @alias ProtoBuf.Builder.Service.prototype
                     * @inner
                     */
                    var ServicePrototype = Service.prototype = Object.create(ProtoBuf.Builder.Service.prototype);

                    if (Object.defineProperty)
                        Object.defineProperty(Service, "$options", { "value": T.buildOpt() }),
                        Object.defineProperty(ServicePrototype, "$options", { "value": Service["$options"] });

                    /**
                     * Asynchronously performs an RPC call using the given RPC implementation.
                     * @name ProtoBuf.Builder.Service.[Method]
                     * @function
                     * @param {!function(string, ProtoBuf.Builder.Message, function(Error, ProtoBuf.Builder.Message=))} rpcImpl RPC implementation
                     * @param {ProtoBuf.Builder.Message} req Request
                     * @param {function(Error, (ProtoBuf.Builder.Message|ByteBuffer|Buffer|string)=)} callback Callback receiving
                     *  the error if any and the response either as a pre-parsed message or as its raw bytes
                     * @abstract
                     */

                    /**
                     * Asynchronously performs an RPC call using the instance's RPC implementation.
                     * @name ProtoBuf.Builder.Service#[Method]
                     * @function
                     * @param {ProtoBuf.Builder.Message} req Request
                     * @param {function(Error, (ProtoBuf.Builder.Message|ByteBuffer|Buffer|string)=)} callback Callback receiving
                     *  the error if any and the response either as a pre-parsed message or as its raw bytes
                     * @abstract
                     */

                    var rpc = T.getChildren(ProtoBuf.Reflect.Service.RPCMethod);
                    for (var i=0; i<rpc.length; i++) {
                        (function(method) {

                            // service#Method(message, callback)
                            ServicePrototype[method.name] = function(req, callback) {
                                try {
                                    if (!req || !(req instanceof method.resolvedRequestType.clazz)) {
                                        setTimeout(callback.bind(this, Error("Illegal request type provided to service method "+T.name+"#"+method.name)), 0);
                                        return;
                                    }
                                    this.rpcImpl(method.fqn(), req, function(err, res) { // Assumes that this is properly async
                                        if (err) {
                                            callback(err);
                                            return;
                                        }
                                        try { res = method.resolvedResponseType.clazz.decode(res); } catch (notABuffer) {}
                                        if (!res || !(res instanceof method.resolvedResponseType.clazz)) {
                                            callback(Error("Illegal response type received in service method "+ T.name+"#"+method.name));
                                            return;
                                        }
                                        callback(null, res);
                                    });
                                } catch (err) {
                                    setTimeout(callback.bind(this, err), 0);
                                }
                            };

                            // Service.Method(rpcImpl, message, callback)
                            Service[method.name] = function(rpcImpl, req, callback) {
                                new Service(rpcImpl)[method.name](req, callback);
                            };

                            if (Object.defineProperty)
                                Object.defineProperty(Service[method.name], "$options", { "value": method.buildOpt() }),
                                Object.defineProperty(ServicePrototype[method.name], "$options", { "value": Service[method.name]["$options"] });
                        })(rpc[i]);
                    }

                    return Service;

                })(ProtoBuf, this);
            };

            /**
             * @alias ProtoBuf.Reflect.Service
             * @expose
             */
            Reflect.Service = Service;

            /**
             * Abstract service method.
             * @exports ProtoBuf.Reflect.Service.Method
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.Service} svc Service
             * @param {string} name Method name
             * @param {Object.<string,*>=} options Options
             * @constructor
             * @extends ProtoBuf.Reflect.T
             */
            var Method = function(builder, svc, name, options) {
                T.call(this, builder, svc, name);

                /**
                 * @override
                 */
                this.className = "Service.Method";

                /**
                 * Options.
                 * @type {Object.<string, *>}
                 * @expose
                 */
                this.options = options || {};
            };

            /**
             * @alias ProtoBuf.Reflect.Service.Method.prototype
             * @inner
             */
            var MethodPrototype = Method.prototype = Object.create(T.prototype);

            /**
             * Builds the method's '$options' property.
             * @name ProtoBuf.Reflect.Service.Method#buildOpt
             * @function
             * @return {Object.<string,*>}
             */
            MethodPrototype.buildOpt = NamespacePrototype.buildOpt;

            /**
             * @alias ProtoBuf.Reflect.Service.Method
             * @expose
             */
            Reflect.Service.Method = Method;

            /**
             * RPC service method.
             * @exports ProtoBuf.Reflect.Service.RPCMethod
             * @param {!ProtoBuf.Builder} builder Builder reference
             * @param {!ProtoBuf.Reflect.Service} svc Service
             * @param {string} name Method name
             * @param {string} request Request message name
             * @param {string} response Response message name
             * @param {Object.<string,*>=} options Options
             * @constructor
             * @extends ProtoBuf.Reflect.Service.Method
             */
            var RPCMethod = function(builder, svc, name, request, response, options) {
                Method.call(this, builder, svc, name, options);

                /**
                 * @override
                 */
                this.className = "Service.RPCMethod";

                /**
                 * Request message name.
                 * @type {string}
                 * @expose
                 */
                this.requestName = request;

                /**
                 * Response message name.
                 * @type {string}
                 * @expose
                 */
                this.responseName = response;

                /**
                 * Resolved request message type.
                 * @type {ProtoBuf.Reflect.Message}
                 * @expose
                 */
                this.resolvedRequestType = null;

                /**
                 * Resolved response message type.
                 * @type {ProtoBuf.Reflect.Message}
                 * @expose
                 */
                this.resolvedResponseType = null;
            };

            // Extends Method
            RPCMethod.prototype = Object.create(Method.prototype);

            /**
             * @alias ProtoBuf.Reflect.Service.RPCMethod
             * @expose
             */
            Reflect.Service.RPCMethod = RPCMethod;

            return Reflect;

        })(ProtoBuf);

        /**
         * @alias ProtoBuf.Builder
         * @expose
         */
        ProtoBuf.Builder = (function(ProtoBuf, Lang, Reflect) {
            "use strict";

            /**
             * Constructs a new Builder.
             * @exports ProtoBuf.Builder
             * @class Provides the functionality to build protocol messages.
             * @param {Object.<string,*>=} options Options
             * @constructor
             */
            var Builder = function(options) {

                /**
                 * Namespace.
                 * @type {ProtoBuf.Reflect.Namespace}
                 * @expose
                 */
                this.ns = new Reflect.Namespace(this, null, ""); // Global namespace

                /**
                 * Namespace pointer.
                 * @type {ProtoBuf.Reflect.T}
                 * @expose
                 */
                this.ptr = this.ns;

                /**
                 * Resolved flag.
                 * @type {boolean}
                 * @expose
                 */
                this.resolved = false;

                /**
                 * The current building result.
                 * @type {Object.<string,ProtoBuf.Builder.Message|Object>|null}
                 * @expose
                 */
                this.result = null;

                /**
                 * Imported files.
                 * @type {Array.<string>}
                 * @expose
                 */
                this.files = {};

                /**
                 * Import root override.
                 * @type {?string}
                 * @expose
                 */
                this.importRoot = null;

                /**
                 * Options.
                 * @type {!Object.<string, *>}
                 * @expose
                 */
                this.options = options || {};
            };

            /**
             * @alias ProtoBuf.Builder.prototype
             * @inner
             */
            var BuilderPrototype = Builder.prototype;

            /**
             * Resets the pointer to the root namespace.
             * @expose
             */
            BuilderPrototype.reset = function() {
                this.ptr = this.ns;
            };

            /**
             * Defines a package on top of the current pointer position and places the pointer on it.
             * @param {string} pkg
             * @param {Object.<string,*>=} options
             * @return {ProtoBuf.Builder} this
             * @throws {Error} If the package name is invalid
             * @expose
             */
            BuilderPrototype.define = function(pkg, options) {
                if (typeof pkg !== 'string' || !Lang.TYPEREF.test(pkg))
                    throw Error("Illegal package: "+pkg);
                var part = pkg.split("."), i;
                for (i=0; i<part.length; i++) // To be absolutely sure
                    if (!Lang.NAME.test(part[i]))
                        throw Error("Illegal package: "+part[i]);
                for (i=0; i<part.length; i++) {
                    if (this.ptr.getChild(part[i]) === null) // Keep existing namespace
                        this.ptr.addChild(new Reflect.Namespace(this, this.ptr, part[i], options));
                    this.ptr = this.ptr.getChild(part[i]);
                }
                return this;
            };

            /**
             * Tests if a definition is a valid message definition.
             * @param {Object.<string,*>} def Definition
             * @return {boolean} true if valid, else false
             * @expose
             */
            Builder.isValidMessage = function(def) {
                // Messages require a string name
                if (typeof def["name"] !== 'string' || !Lang.NAME.test(def["name"]))
                    return false;
                // Messages must not contain values (that'd be an enum) or methods (that'd be a service)
                if (typeof def["values"] !== 'undefined' || typeof def["rpc"] !== 'undefined')
                    return false;
                // Fields, enums and messages are arrays if provided
                var i;
                if (typeof def["fields"] !== 'undefined') {
                    if (!ProtoBuf.Util.isArray(def["fields"]))
                        return false;
                    var ids = [], id; // IDs must be unique
                    for (i=0; i<def["fields"].length; i++) {
                        if (!Builder.isValidMessageField(def["fields"][i]))
                            return false;
                        id = parseInt(def["fields"][i]["id"], 10);
                        if (ids.indexOf(id) >= 0)
                            return false;
                        ids.push(id);
                    }
                    ids = null;
                }
                if (typeof def["enums"] !== 'undefined') {
                    if (!ProtoBuf.Util.isArray(def["enums"]))
                        return false;
                    for (i=0; i<def["enums"].length; i++)
                        if (!Builder.isValidEnum(def["enums"][i]))
                            return false;
                }
                if (typeof def["messages"] !== 'undefined') {
                    if (!ProtoBuf.Util.isArray(def["messages"]))
                        return false;
                    for (i=0; i<def["messages"].length; i++)
                        if (!Builder.isValidMessage(def["messages"][i]) && !Builder.isValidExtend(def["messages"][i]))
                            return false;
                }
                if (typeof def["extensions"] !== 'undefined')
                    if (!ProtoBuf.Util.isArray(def["extensions"]) || def["extensions"].length !== 2 || typeof def["extensions"][0] !== 'number' || typeof def["extensions"][1] !== 'number')
                        return false;
                return true;
            };

            /**
             * Tests if a definition is a valid message field definition.
             * @param {Object} def Definition
             * @return {boolean} true if valid, else false
             * @expose
             */
            Builder.isValidMessageField = function(def) {
                // Message fields require a string rule, name and type and an id
                if (typeof def["rule"] !== 'string' || typeof def["name"] !== 'string' || typeof def["type"] !== 'string' || typeof def["id"] === 'undefined')
                    return false;
                if (!Lang.RULE.test(def["rule"]) || !Lang.NAME.test(def["name"]) || !Lang.TYPEREF.test(def["type"]) || !Lang.ID.test(""+def["id"]))
                    return false;
                if (typeof def["options"] !== 'undefined') {
                    // Options are objects
                    if (typeof def["options"] !== 'object')
                        return false;
                    // Options are <string,string|number|boolean>
                    var keys = Object.keys(def["options"]);
                    for (var i=0, key; i<keys.length; i++)
                        if (typeof (key = keys[i]) !== 'string' || (typeof def["options"][key] !== 'string' && typeof def["options"][key] !== 'number' && typeof def["options"][key] !== 'boolean'))
                            return false;
                }
                return true;
            };

            /**
             * Tests if a definition is a valid enum definition.
             * @param {Object} def Definition
             * @return {boolean} true if valid, else false
             * @expose
             */
            Builder.isValidEnum = function(def) {
                // Enums require a string name
                if (typeof def["name"] !== 'string' || !Lang.NAME.test(def["name"]))
                    return false;
                // Enums require at least one value
                if (typeof def["values"] === 'undefined' || !ProtoBuf.Util.isArray(def["values"]) || def["values"].length == 0)
                    return false;
                for (var i=0; i<def["values"].length; i++) {
                    // Values are objects
                    if (typeof def["values"][i] != "object")
                        return false;
                    // Values require a string name and an id
                    if (typeof def["values"][i]["name"] !== 'string' || typeof def["values"][i]["id"] === 'undefined')
                        return false;
                    if (!Lang.NAME.test(def["values"][i]["name"]) || !Lang.NEGID.test(""+def["values"][i]["id"]))
                        return false;
                }
                // It's not important if there are other fields because ["values"] is already unique
                return true;
            };

            /**
             * Creates ths specified protocol types at the current pointer position.
             * @param {Array.<Object.<string,*>>} defs Messages, enums or services to create
             * @return {ProtoBuf.Builder} this
             * @throws {Error} If a message definition is invalid
             * @expose
             */
            BuilderPrototype.create = function(defs) {
                if (!defs)
                    return this; // Nothing to create
                if (!ProtoBuf.Util.isArray(defs))
                    defs = [defs];
                if (defs.length == 0)
                    return this;

                // It's quite hard to keep track of scopes and memory here, so let's do this iteratively.
                var stack = [];
                stack.push(defs); // One level [a, b, c]
                while (stack.length > 0) {
                    defs = stack.pop();
                    if (ProtoBuf.Util.isArray(defs)) { // Stack always contains entire namespaces
                        while (defs.length > 0) {
                            var def = defs.shift(); // Namespace always contains an array of messages, enums and services
                            if (Builder.isValidMessage(def)) {
                                var obj = new Reflect.Message(this, this.ptr, def["name"], def["options"], def["isGroup"]);
                                // Create OneOfs
                                var oneofs = {};
                                if (def["oneofs"]) {
                                    var keys = Object.keys(def["oneofs"]);
                                    for (var i=0, k=keys.length; i<k; ++i)
                                        obj.addChild(oneofs[keys[i]] = new Reflect.Message.OneOf(this, obj, keys[i]));
                                }
                                // Create fields
                                if (def["fields"] && def["fields"].length > 0) {
                                    for (i=0, k=def["fields"].length; i<k; ++i) { // i:k=Fields
                                        var fld = def['fields'][i];
                                        if (obj.getChild(fld['id']) !== null)
                                            throw Error("Duplicate field id in message "+obj.name+": "+fld['id']);
                                        if (fld["options"]) {
                                            var opts = Object.keys(fld["options"]);
                                            for (var j= 0,l=opts.length; j<l; ++j) { // j:l=Option names
                                                if (typeof opts[j] !== 'string')
                                                    throw Error("Illegal field option name in message "+obj.name+"#"+fld["name"]+": "+opts[j]);
                                                if (typeof fld["options"][opts[j]] !== 'string' && typeof fld["options"][opts[j]] !== 'number' && typeof fld["options"][opts[j]] !== 'boolean')
                                                    throw Error("Illegal field option value in message "+obj.name+"#"+fld["name"]+"#"+opts[j]+": "+fld["options"][opts[j]]);
                                            }
                                        }
                                        var oneof = null;
                                        if (typeof fld["oneof"] === 'string') {
                                            oneof = oneofs[fld["oneof"]];
                                            if (typeof oneof === 'undefined')
                                                throw Error("Illegal oneof in message "+obj.name+"#"+fld["name"]+": "+fld["oneof"]);
                                        }
                                        fld = new Reflect.Message.Field(this, obj, fld["rule"], fld["type"], fld["name"], fld["id"], fld["options"], oneof);
                                        if (oneof)
                                            oneof.fields.push(fld);
                                        obj.addChild(fld);
                                    }
                                }
                                // Push enums and messages to stack
                                var subObj = [];
                                if (typeof def["enums"] !== 'undefined' && def['enums'].length > 0)
                                    for (i=0; i<def["enums"].length; i++)
                                        subObj.push(def["enums"][i]);
                                if (def["messages"] && def["messages"].length > 0)
                                    for (i=0; i<def["messages"].length; i++)
                                        subObj.push(def["messages"][i]);
                                // Set extension range
                                if (def["extensions"]) {
                                    obj.extensions = def["extensions"];
                                    if (obj.extensions[0] < ProtoBuf.ID_MIN)
                                        obj.extensions[0] = ProtoBuf.ID_MIN;
                                    if (obj.extensions[1] > ProtoBuf.ID_MAX)
                                        obj.extensions[1] = ProtoBuf.ID_MAX;
                                }
                                this.ptr.addChild(obj); // Add to current namespace
                                if (subObj.length > 0) {
                                    stack.push(defs); // Push the current level back
                                    defs = subObj; // Continue processing sub level
                                    subObj = null;
                                    this.ptr = obj; // And move the pointer to this namespace
                                    obj = null;
                                    continue;
                                }
                                subObj = null;
                                obj = null;
                            } else if (Builder.isValidEnum(def)) {
                                obj = new Reflect.Enum(this, this.ptr, def["name"], def["options"]);
                                for (i=0; i<def["values"].length; i++)
                                    obj.addChild(new Reflect.Enum.Value(this, obj, def["values"][i]["name"], def["values"][i]["id"]));
                                this.ptr.addChild(obj);
                                obj = null;
                            } else if (Builder.isValidService(def)) {
                                obj = new Reflect.Service(this, this.ptr, def["name"], def["options"]);
                                for (i in def["rpc"])
                                    if (def["rpc"].hasOwnProperty(i))
                                        obj.addChild(new Reflect.Service.RPCMethod(this, obj, i, def["rpc"][i]["request"], def["rpc"][i]["response"], def["rpc"][i]["options"]));
                                this.ptr.addChild(obj);
                                obj = null;
                            } else if (Builder.isValidExtend(def)) {
                                obj = this.ptr.resolve(def["ref"]);
                                if (obj) {
                                    for (i=0; i<def["fields"].length; i++) { // i=Fields
                                        if (obj.getChild(def['fields'][i]['id']) !== null)
                                            throw Error("Duplicate extended field id in message "+obj.name+": "+def['fields'][i]['id']);
                                        if (def['fields'][i]['id'] < obj.extensions[0] || def['fields'][i]['id'] > obj.extensions[1])
                                            throw Error("Illegal extended field id in message "+obj.name+": "+def['fields'][i]['id']+" ("+obj.extensions.join(' to ')+" expected)");
                                        // Convert extension field names to camel case notation if the override is set
                                        var name = def["fields"][i]["name"];
                                        if (this.options['convertFieldsToCamelCase'])
                                            name = Reflect.Message.Field._toCamelCase(def["fields"][i]["name"]);
                                        // see #161: Extensions use their fully qualified name as their runtime key and...
                                        fld = new Reflect.Message.ExtensionField(this, obj, def["fields"][i]["rule"], def["fields"][i]["type"], this.ptr.fqn()+'.'+name, def["fields"][i]["id"], def["fields"][i]["options"]);
                                        // ...are added on top of the current namespace as an extension which is used for
                                        // resolving their type later on (the extension always keeps the original name to
                                        // prevent naming collisions)
                                        var ext = new Reflect.Extension(this, this.ptr, def["fields"][i]["name"], fld);
                                        fld.extension = ext;
                                        this.ptr.addChild(ext);
                                        obj.addChild(fld);
                                    }
                                } else if (!/\.?google\.protobuf\./.test(def["ref"])) // Silently skip internal extensions
                                    throw Error("Extended message "+def["ref"]+" is not defined");
                            } else
                                throw Error("Not a valid definition: "+JSON.stringify(def));
                            def = null;
                        }
                        // Break goes here
                    } else
                        throw Error("Not a valid namespace: "+JSON.stringify(defs));
                    defs = null;
                    this.ptr = this.ptr.parent; // This namespace is s done
                }
                this.resolved = false; // Require re-resolve
                this.result = null; // Require re-build
                return this;
            };

            /**
             * Imports another definition into this builder.
             * @param {Object.<string,*>} json Parsed import
             * @param {(string|{root: string, file: string})=} filename Imported file name
             * @return {ProtoBuf.Builder} this
             * @throws {Error} If the definition or file cannot be imported
             * @expose
             */
            BuilderPrototype["import"] = function(json, filename) {
                if (typeof filename === 'string') {
                    if (ProtoBuf.Util.IS_NODE)
                        filename = require("path")['resolve'](filename);
                    if (this.files[filename] === true) {
                        this.reset();
                        return this; // Skip duplicate imports
                    }
                    this.files[filename] = true;
                }
                if (!!json['imports'] && json['imports'].length > 0) {
                    var importRoot, delim = '/', resetRoot = false;
                    if (typeof filename === 'object') { // If an import root is specified, override
                        this.importRoot = filename["root"]; resetRoot = true; // ... and reset afterwards
                        importRoot = this.importRoot;
                        filename = filename["file"];
                        if (importRoot.indexOf("\\") >= 0 || filename.indexOf("\\") >= 0) delim = '\\';
                    } else if (typeof filename === 'string') {
                        if (this.importRoot) // If import root is overridden, use it
                            importRoot = this.importRoot;
                        else { // Otherwise compute from filename
                            if (filename.indexOf("/") >= 0) { // Unix
                                importRoot = filename.replace(/\/[^\/]*$/, "");
                                if (/* /file.proto */ importRoot === "")
                                    importRoot = "/";
                            } else if (filename.indexOf("\\") >= 0) { // Windows
                                importRoot = filename.replace(/\\[^\\]*$/, "");
                                delim = '\\';
                            } else
                                importRoot = ".";
                        }
                    } else
                        importRoot = null;

                    for (var i=0; i<json['imports'].length; i++) {
                        if (typeof json['imports'][i] === 'string') { // Import file
                            if (!importRoot)
                                throw Error("Cannot determine import root: File name is unknown");
                            var importFilename = json['imports'][i];
                            if (/^google\/protobuf\//.test(importFilename))
                                continue; // Not needed and therefore not used
                            importFilename = importRoot+delim+importFilename;
                            if (this.files[importFilename] === true)
                                continue; // Already imported
                            if (/\.proto$/i.test(importFilename) && !ProtoBuf.DotProto)     // If this is a NOPARSE build
                                importFilename = importFilename.replace(/\.proto$/, ".json"); // always load the JSON file
                            var contents = ProtoBuf.Util.fetch(importFilename);
                            if (contents === null)
                                throw Error("Failed to import '"+importFilename+"' in '"+filename+"': File not found");
                            if (/\.json$/i.test(importFilename)) // Always possible
                                this["import"](JSON.parse(contents+""), importFilename); // May throw
                            else
                                this["import"]((new ProtoBuf.DotProto.Parser(contents+"")).parse(), importFilename); // May throw
                        } else // Import structure
                            if (!filename)
                                this["import"](json['imports'][i]);
                            else if (/\.(\w+)$/.test(filename)) // With extension: Append _importN to the name portion to make it unique
                                this["import"](json['imports'][i], filename.replace(/^(.+)\.(\w+)$/, function($0, $1, $2) { return $1+"_import"+i+"."+$2; }));
                            else // Without extension: Append _importN to make it unique
                                this["import"](json['imports'][i], filename+"_import"+i);
                    }
                    if (resetRoot) // Reset import root override when all imports are done
                        this.importRoot = null;
                }
                if (json['messages']) {
                    if (json['package'])
                        this.define(json['package'], json["options"]);
                    this.create(json['messages']);
                    this.reset();
                }
                if (json['enums']) {
                    if (json['package'])
                        this.define(json['package'], json["options"]);
                    this.create(json['enums']);
                    this.reset();
                }
                if (json['services']) {
                    if (json['package'])
                        this.define(json['package'], json["options"]);
                    this.create(json['services']);
                    this.reset();
                }
                if (json['extends']) {
                    if (json['package'])
                        this.define(json['package'], json["options"]);
                    this.create(json['extends']);
                    this.reset();
                }
                return this;
            };

            /**
             * Tests if a definition is a valid service definition.
             * @param {Object} def Definition
             * @return {boolean} true if valid, else false
             * @expose
             */
            Builder.isValidService = function(def) {
                // Services require a string name and an rpc object
                return !(typeof def["name"] !== 'string' || !Lang.NAME.test(def["name"]) || typeof def["rpc"] !== 'object');
            };

            /**
             * Tests if a definition is a valid extension.
             * @param {Object} def Definition
             * @returns {boolean} true if valid, else false
             * @expose
            */
            Builder.isValidExtend = function(def) {
                if (typeof def["ref"] !== 'string' || !Lang.TYPEREF.test(def["ref"]))
                    return false;
                var i;
                if (typeof def["fields"] !== 'undefined') {
                    if (!ProtoBuf.Util.isArray(def["fields"]))
                        return false;
                    var ids = [], id; // IDs must be unique (does not yet test for the extended message's ids)
                    for (i=0; i<def["fields"].length; i++) {
                        if (!Builder.isValidMessageField(def["fields"][i]))
                            return false;
                        id = parseInt(def["id"], 10);
                        if (ids.indexOf(id) >= 0)
                            return false;
                        ids.push(id);
                    }
                    ids = null;
                }
                return true;
            };

            /**
             * Resolves all namespace objects.
             * @throws {Error} If a type cannot be resolved
             * @expose
             */
            BuilderPrototype.resolveAll = function() {
                // Resolve all reflected objects
                var res;
                if (this.ptr == null || typeof this.ptr.type === 'object')
                    return; // Done (already resolved)
                if (this.ptr instanceof Reflect.Namespace) {
                    // Build all children
                    var children = this.ptr.children;
                    for (var i= 0, k=children.length; i<k; ++i)
                        this.ptr = children[i],
                        this.resolveAll();
                } else if (this.ptr instanceof Reflect.Message.Field) {
                    if (!Lang.TYPE.test(this.ptr.type)) { // Resolve type...
                        if (!Lang.TYPEREF.test(this.ptr.type))
                            throw Error("Illegal type reference in "+this.ptr.toString(true)+": "+this.ptr.type);
                        res = (this.ptr instanceof Reflect.Message.ExtensionField ? this.ptr.extension.parent : this.ptr.parent).resolve(this.ptr.type, true);
                        if (!res)
                            throw Error("Unresolvable type reference in "+this.ptr.toString(true)+": "+this.ptr.type);
                        this.ptr.resolvedType = res;
                        if (res instanceof Reflect.Enum)
                            this.ptr.type = ProtoBuf.TYPES["enum"];
                        else if (res instanceof Reflect.Message)
                            this.ptr.type = res.isGroup ? ProtoBuf.TYPES["group"] : ProtoBuf.TYPES["message"];
                        else
                            throw Error("Illegal type reference in "+this.ptr.toString(true)+": "+this.ptr.type);
                    } else
                        this.ptr.type = ProtoBuf.TYPES[this.ptr.type];
                } else if (this.ptr instanceof ProtoBuf.Reflect.Enum.Value) {
                    // No need to build enum values (built in enum)
                } else if (this.ptr instanceof ProtoBuf.Reflect.Service.Method) {
                    if (this.ptr instanceof ProtoBuf.Reflect.Service.RPCMethod) {
                        res = this.ptr.parent.resolve(this.ptr.requestName);
                        if (!res || !(res instanceof ProtoBuf.Reflect.Message))
                            throw Error("Illegal type reference in "+this.ptr.toString(true)+": "+this.ptr.requestName);
                        this.ptr.resolvedRequestType = res;
                        res = this.ptr.parent.resolve(this.ptr.responseName);
                        if (!res || !(res instanceof ProtoBuf.Reflect.Message))
                            throw Error("Illegal type reference in "+this.ptr.toString(true)+": "+this.ptr.responseName);
                        this.ptr.resolvedResponseType = res;
                    } else {
                        // Should not happen as nothing else is implemented
                        throw Error("Illegal service type in "+this.ptr.toString(true));
                    }
                } else if (!(this.ptr instanceof ProtoBuf.Reflect.Message.OneOf) && !(this.ptr instanceof ProtoBuf.Reflect.Extension))
                    throw Error("Illegal object in namespace: "+typeof(this.ptr)+":"+this.ptr);
                this.reset();
            };

            /**
             * Builds the protocol. This will first try to resolve all definitions and, if this has been successful,
             * return the built package.
             * @param {string=} path Specifies what to return. If omitted, the entire namespace will be returned.
             * @return {ProtoBuf.Builder.Message|Object.<string,*>}
             * @throws {Error} If a type could not be resolved
             * @expose
             */
            BuilderPrototype.build = function(path) {
                this.reset();
                if (!this.resolved)
                    this.resolveAll(),
                    this.resolved = true,
                    this.result = null; // Require re-build
                if (this.result == null) // (Re-)Build
                    this.result = this.ns.build();
                if (!path)
                    return this.result;
                else {
                    var part = path.split(".");
                    var ptr = this.result; // Build namespace pointer (no hasChild etc.)
                    for (var i=0; i<part.length; i++)
                        if (ptr[part[i]])
                            ptr = ptr[part[i]];
                        else {
                            ptr = null;
                            break;
                        }
                    return ptr;
                }
            };

            /**
             * Similar to {@link ProtoBuf.Builder#build}, but looks up the internal reflection descriptor.
             * @param {string=} path Specifies what to return. If omitted, the entire namespace wiil be returned.
             * @return {ProtoBuf.Reflect.T} Reflection descriptor or `null` if not found
             */
            BuilderPrototype.lookup = function(path) {
                return path ? this.ns.resolve(path) : this.ns;
            };

            /**
             * Returns a string representation of this object.
             * @return {string} String representation as of "Builder"
             * @expose
             */
            BuilderPrototype.toString = function() {
                return "Builder";
            };

            // Pseudo types documented in Reflect.js.
            // Exist for the sole purpose of being able to "... instanceof ProtoBuf.Builder.Message" etc.
            Builder.Message = function() {};
            Builder.Service = function() {};

            return Builder;

        })(ProtoBuf, ProtoBuf.Lang, ProtoBuf.Reflect);


        /**
         * Loads a .proto string and returns the Builder.
         * @param {string} proto .proto file contents
         * @param {(ProtoBuf.Builder|string|{root: string, file: string})=} builder Builder to append to. Will create a new one if omitted.
         * @param {(string|{root: string, file: string})=} filename The corresponding file name if known. Must be specified for imports.
         * @return {ProtoBuf.Builder} Builder to create new messages
         * @throws {Error} If the definition cannot be parsed or built
         * @expose
         */
        ProtoBuf.loadProto = function(proto, builder, filename) {
            if (typeof builder === 'string' || (builder && typeof builder["file"] === 'string' && typeof builder["root"] === 'string'))
                filename = builder,
                builder = undefined;
            return ProtoBuf.loadJson((new ProtoBuf.DotProto.Parser(proto)).parse(), builder, filename);
        };

        /**
         * Loads a .proto string and returns the Builder. This is an alias of {@link ProtoBuf.loadProto}.
         * @function
         * @param {string} proto .proto file contents
         * @param {(ProtoBuf.Builder|string)=} builder Builder to append to. Will create a new one if omitted.
         * @param {(string|{root: string, file: string})=} filename The corresponding file name if known. Must be specified for imports.
         * @return {ProtoBuf.Builder} Builder to create new messages
         * @throws {Error} If the definition cannot be parsed or built
         * @expose
         */
        ProtoBuf.protoFromString = ProtoBuf.loadProto; // Legacy

        /**
         * Loads a .proto file and returns the Builder.
         * @param {string|{root: string, file: string}} filename Path to proto file or an object specifying 'file' with
         *  an overridden 'root' path for all imported files.
         * @param {function(?Error, !ProtoBuf.Builder=)=} callback Callback that will receive `null` as the first and
         *  the Builder as its second argument on success, otherwise the error as its first argument. If omitted, the
         *  file will be read synchronously and this function will return the Builder.
         * @param {ProtoBuf.Builder=} builder Builder to append to. Will create a new one if omitted.
         * @return {?ProtoBuf.Builder|undefined} The Builder if synchronous (no callback specified, will be NULL if the
         *   request has failed), else undefined
         * @expose
         */
        ProtoBuf.loadProtoFile = function(filename, callback, builder) {
            if (callback && typeof callback === 'object')
                builder = callback,
                callback = null;
            else if (!callback || typeof callback !== 'function')
                callback = null;
            if (callback)
                return ProtoBuf.Util.fetch(typeof filename === 'string' ? filename : filename["root"]+"/"+filename["file"], function(contents) {
                    if (contents === null) {
                        callback(Error("Failed to fetch file"));
                        return;
                    }
                    try {
                        callback(null, ProtoBuf.loadProto(contents, builder, filename));
                    } catch (e) {
                        callback(e);
                    }
                });
            var contents = ProtoBuf.Util.fetch(typeof filename === 'object' ? filename["root"]+"/"+filename["file"] : filename);
            return contents === null ? null : ProtoBuf.loadProto(contents, builder, filename);
        };

        /**
         * Loads a .proto file and returns the Builder. This is an alias of {@link ProtoBuf.loadProtoFile}.
         * @function
         * @param {string|{root: string, file: string}} filename Path to proto file or an object specifying 'file' with
         *  an overridden 'root' path for all imported files.
         * @param {function(?Error, !ProtoBuf.Builder=)=} callback Callback that will receive `null` as the first and
         *  the Builder as its second argument on success, otherwise the error as its first argument. If omitted, the
         *  file will be read synchronously and this function will return the Builder.
         * @param {ProtoBuf.Builder=} builder Builder to append to. Will create a new one if omitted.
         * @return {!ProtoBuf.Builder|undefined} The Builder if synchronous (no callback specified, will be NULL if the
         *   request has failed), else undefined
         * @expose
         */
        ProtoBuf.protoFromFile = ProtoBuf.loadProtoFile; // Legacy


        /**
         * Constructs a new empty Builder.
         * @param {Object.<string,*>=} options Builder options, defaults to global options set on ProtoBuf
         * @return {!ProtoBuf.Builder} Builder
         * @expose
         */
        ProtoBuf.newBuilder = function(options) {
            options = options || {};
            if (typeof options['convertFieldsToCamelCase'] === 'undefined')
                options['convertFieldsToCamelCase'] = ProtoBuf.convertFieldsToCamelCase;
            if (typeof options['populateAccessors'] === 'undefined')
                options['populateAccessors'] = ProtoBuf.populateAccessors;
            return new ProtoBuf.Builder(options);
        };

        /**
         * Loads a .json definition and returns the Builder.
         * @param {!*|string} json JSON definition
         * @param {(ProtoBuf.Builder|string|{root: string, file: string})=} builder Builder to append to. Will create a new one if omitted.
         * @param {(string|{root: string, file: string})=} filename The corresponding file name if known. Must be specified for imports.
         * @return {ProtoBuf.Builder} Builder to create new messages
         * @throws {Error} If the definition cannot be parsed or built
         * @expose
         */
        ProtoBuf.loadJson = function(json, builder, filename) {
            if (typeof builder === 'string' || (builder && typeof builder["file"] === 'string' && typeof builder["root"] === 'string'))
                filename = builder,
                builder = null;
            if (!builder || typeof builder !== 'object')
                builder = ProtoBuf.newBuilder();
            if (typeof json === 'string')
                json = JSON.parse(json);
            builder["import"](json, filename);
            builder.resolveAll();
            builder.build();
            return builder;
        };

        /**
         * Loads a .json file and returns the Builder.
         * @param {string|!{root: string, file: string}} filename Path to json file or an object specifying 'file' with
         *  an overridden 'root' path for all imported files.
         * @param {function(?Error, !ProtoBuf.Builder=)=} callback Callback that will receive `null` as the first and
         *  the Builder as its second argument on success, otherwise the error as its first argument. If omitted, the
         *  file will be read synchronously and this function will return the Builder.
         * @param {ProtoBuf.Builder=} builder Builder to append to. Will create a new one if omitted.
         * @return {?ProtoBuf.Builder|undefined} The Builder if synchronous (no callback specified, will be NULL if the
         *   request has failed), else undefined
         * @expose
         */
        ProtoBuf.loadJsonFile = function(filename, callback, builder) {
            if (callback && typeof callback === 'object')
                builder = callback,
                callback = null;
            else if (!callback || typeof callback !== 'function')
                callback = null;
            if (callback)
                return ProtoBuf.Util.fetch(typeof filename === 'string' ? filename : filename["root"]+"/"+filename["file"], function(contents) {
                    if (contents === null) {
                        callback(Error("Failed to fetch file"));
                        return;
                    }
                    try {
                        callback(null, ProtoBuf.loadJson(JSON.parse(contents), builder, filename));
                    } catch (e) {
                        callback(e);
                    }
                });
            var contents = ProtoBuf.Util.fetch(typeof filename === 'object' ? filename["root"]+"/"+filename["file"] : filename);
            return contents === null ? null : ProtoBuf.loadJson(JSON.parse(contents), builder, filename);
        };

        return ProtoBuf;
    }

    /* CommonJS */ if (typeof require === 'function' && typeof module === 'object' && module && typeof exports === 'object' && exports)
        module['exports'] = init(require("bytebuffer"));
    /* AMD */ else if (typeof define === 'function' && define["amd"])
        define(["ByteBuffer"], init);
    /* Global */ else
        (global["dcodeIO"] = global["dcodeIO"] || {})["ProtoBuf"] = init(global["dcodeIO"]["ByteBuffer"]);

})(this);

/* vim: ts=4:sw=4
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
;(function() {
    window.axolotl = window.axolotl || {};

    /*
     *  axolotl.crypto
     *    glues together various implementations into a single interface
     *    for all low-level crypto operations,
     */

    window.axolotl.crypto = {
        getRandomBytes: function(size) {
            var array = new Uint8Array(size);
            window.crypto.getRandomValues(array);
            return array.buffer;
        },
        encrypt: function(key, data, iv) {
            return window.crypto.subtle.importKey('raw', key, {name: 'AES-CBC'}, false, ['encrypt']).then(function(key) {
                return window.crypto.subtle.encrypt({name: 'AES-CBC', iv: new Uint8Array(iv)}, key, data);
            });
        },
        decrypt: function(key, data, iv) {
            return window.crypto.subtle.importKey('raw', key, {name: 'AES-CBC'}, false, ['decrypt']).then(function(key) {
                return window.crypto.subtle.decrypt({name: 'AES-CBC', iv: new Uint8Array(iv)}, key, data);
            });
        },
        sign: function(key, data) {
            return window.crypto.subtle.importKey('raw', key, {name: 'HMAC', hash: {name: 'SHA-256'}}, false, ['sign']).then(function(key) {
                return window.crypto.subtle.sign( {name: 'HMAC', hash: 'SHA-256'}, key, data);
            });
        },

        HKDF: function(input, salt, info) {
            // Specific implementation of RFC 5869 that only returns the first 3 32-byte chunks
            // TODO: We dont always need the third chunk, we might skip it
            return window.axolotl.crypto.sign(salt, input).then(function(PRK) {
                var infoBuffer = new ArrayBuffer(info.byteLength + 1 + 32);
                var infoArray = new Uint8Array(infoBuffer);
                infoArray.set(new Uint8Array(info), 32);
                infoArray[infoArray.length - 1] = 1;
                return window.axolotl.crypto.sign(PRK, infoBuffer.slice(32)).then(function(T1) {
                    infoArray.set(new Uint8Array(T1));
                    infoArray[infoArray.length - 1] = 2;
                    return window.axolotl.crypto.sign(PRK, infoBuffer).then(function(T2) {
                        infoArray.set(new Uint8Array(T2));
                        infoArray[infoArray.length - 1] = 3;
                        return window.axolotl.crypto.sign(PRK, infoBuffer).then(function(T3) {
                            return [ T1, T2, T3 ];
                        });
                    });
                });
            });
        },

        // Curve 25519 crypto
        createKeyPair: function(privKey) {
            if (privKey === undefined) {
                privKey = axolotl.crypto.getRandomBytes(32);
            }
            if (privKey.byteLength != 32) {
                throw new Error("Invalid private key");
            }

            return window.curve25519.keyPair(privKey).then(function(raw_keys) {
                // prepend version byte
                var origPub = new Uint8Array(raw_keys.pubKey);
                var pub = new Uint8Array(33);
                pub.set(origPub, 1);
                pub[0] = 5;

                return { pubKey: pub.buffer, privKey: raw_keys.privKey };
            });
        },
        ECDHE: function(pubKey, privKey) {
            pubKey = validatePubKeyFormat(pubKey);
            if (privKey === undefined || privKey.byteLength != 32)
                throw new Error("Invalid private key");

            if (pubKey === undefined || pubKey.byteLength != 32)
                throw new Error("Invalid public key");

            return window.curve25519.sharedSecret(pubKey, privKey);
        },
        Ed25519Sign: function(privKey, message) {
            if (privKey === undefined || privKey.byteLength != 32)
                throw new Error("Invalid private key");

            if (message === undefined)
                throw new Error("Invalid message");

            return window.curve25519.sign(privKey, message);
        },
        Ed25519Verify: function(pubKey, msg, sig) {
            pubKey = validatePubKeyFormat(pubKey);

            if (pubKey === undefined || pubKey.byteLength != 32)
                throw new Error("Invalid public key");

            if (msg === undefined)
                throw new Error("Invalid message");

            if (sig === undefined || sig.byteLength != 64)
                throw new Error("Invalid signature");

            return window.curve25519.verify(pubKey, msg, sig);
        }
    };

    var validatePubKeyFormat = function(pubKey) {
        if (pubKey === undefined || ((pubKey.byteLength != 33 || new Uint8Array(pubKey)[0] != 5) && pubKey.byteLength != 32))
            throw new Error("Invalid public key");
        if (pubKey.byteLength == 33) {
            return pubKey.slice(1);
        } else {
            console.error("WARNING: Expected pubkey of length 33, please report the ST and client that generated the pubkey");
            return pubKey;
        }
    };

})();

/* vim: ts=4:sw=4
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
;(function() {

'use strict';
window.axolotl = window.axolotl || {};

window.axolotl.protocol = function() {
    var self = {};

    /******************************
    *** Random constants/utils ***
    ******************************/
    // We consider messages lost after a week and might throw away keys at that point
    // (also the time between signedPreKey regenerations)
    var MESSAGE_LOST_THRESHOLD_MS = 1000*60*60*24*7;

    function objectContainsKeys(object) {
        var count = 0;
        for (var key in object) {
            count++;
            break;
        }
        return count != 0;
    }

    /***************************
    *** Key/session storage ***
    ***************************/
    var crypto_storage = {};

    crypto_storage.putKeyPair = function(keyName, keyPair) {
        axolotl.api.storage.put("25519Key" + keyName, keyPair);
    }

    crypto_storage.getNewStoredKeyPair = function(keyName) {
        return axolotl.crypto.createKeyPair().then(function(keyPair) {
            crypto_storage.putKeyPair(keyName, keyPair);
            return keyPair;
        });
    }

    crypto_storage.getStoredKeyPair = function(keyName) {
        var res = axolotl.api.storage.get("25519Key" + keyName);
        if (res === undefined)
            return undefined;
        return { pubKey: toArrayBuffer(res.pubKey), privKey: toArrayBuffer(res.privKey) };
    }

    crypto_storage.removeStoredKeyPair = function(keyName) {
        axolotl.api.storage.remove("25519Key" + keyName);
    }

    crypto_storage.getIdentityKey = function() {
        return this.getStoredKeyPair("identityKey");
    }

    crypto_storage.saveSession = function(encodedNumber, session, registrationId) {
        var record = axolotl.api.storage.sessions.get(encodedNumber);
        if (record === undefined) {
            if (registrationId === undefined)
                throw new Error("Tried to save a session for an existing device that didn't exist");
            else
                record = new axolotl.sessions.RecipientRecord(session.indexInfo.remoteIdentityKey, registrationId);
        }

        var sessions = record._sessions;

        if (record.identityKey === null)
            record.identityKey = session.indexInfo.remoteIdentityKey;
        if (getString(record.identityKey) !== getString(session.indexInfo.remoteIdentityKey))
            throw new Error("Identity key changed at session save time");

        var doDeleteSession = false;
        if (session.indexInfo.closed != -1) {
            doDeleteSession = (session.indexInfo.closed < (new Date().getTime() - MESSAGE_LOST_THRESHOLD_MS));

            if (!doDeleteSession) {
                var keysLeft = false;
                for (var key in session) {
                    if (key != "indexInfo" && key != "oldRatchetList" && key != "currentRatchet") {
                        keysLeft = true;
                        break;
                    }
                }
                doDeleteSession = !keysLeft;
                console.log((doDeleteSession ? "Deleting " : "Not deleting ") + "closed session which has not yet timed out");
            } else
                console.log("Deleting closed session due to timeout (created at " + session.indexInfo.closed + ")");
        }

        if (doDeleteSession)
            delete sessions[getString(session.indexInfo.baseKey)];
        else
            sessions[getString(session.indexInfo.baseKey)] = session;

        var openSessionRemaining = false;
        for (var key in sessions)
            if (sessions[key].indexInfo.closed == -1)
                openSessionRemaining = true;
        if (!openSessionRemaining) // Used as a flag to get new pre keys for the next session
            record.registrationId = null;
        else if (record.registrationId === null && registrationId !== undefined)
            record.registrationId = registrationId;
        else if (record.registrationId === null)
            throw new Error("Had open sessions on a record that had no registrationId set");

        var identityKey = axolotl.api.storage.identityKeys.get(encodedNumber);
        if (identityKey === undefined)
            axolotl.api.storage.identityKeys.put(encodedNumber, record.identityKey);
        else if (getString(identityKey) !== getString(record.identityKey))
            throw new Error("Tried to change identity key at save time");

        axolotl.api.storage.sessions.put(encodedNumber, record);
    }

    var getSessions = function(encodedNumber) {
        var record = axolotl.api.storage.sessions.get(encodedNumber);
        if (record === undefined)
            return undefined;
        return record._sessions;
    }

    crypto_storage.getOpenSession = function(encodedNumber) {
        var sessions = getSessions(encodedNumber);
        if (sessions === undefined)
            return undefined;

        for (var key in sessions)
            if (sessions[key].indexInfo.closed == -1)
                return sessions[key];
        return undefined;
    }

    crypto_storage.getSessionByRemoteEphemeralKey = function(encodedNumber, remoteEphemeralKey) {
        var sessions = getSessions(encodedNumber);
        if (sessions === undefined)
            return undefined;

        var searchKey = getString(remoteEphemeralKey);

        var openSession = undefined;
        for (var key in sessions) {
            if (sessions[key].indexInfo.closed == -1) {
                if (openSession !== undefined)
                    throw new Error("Datastore inconsistensy: multiple open sessions for " + encodedNumber);
                openSession = sessions[key];
            }
            if (sessions[key][searchKey] !== undefined)
                return sessions[key];
        }
        if (openSession !== undefined)
            return openSession;

        return undefined;
    }

    crypto_storage.getSessionOrIdentityKeyByBaseKey = function(encodedNumber, baseKey) {
        var record = axolotl.api.storage.sessions.get(encodedNumber);
        if (record === undefined) {
            var identityKey = axolotl.api.storage.identityKeys.get(encodedNumber);
            if (identityKey === undefined)
                return undefined;
            return { indexInfo: { remoteIdentityKey: identityKey } };
        }
        var sessions = record._sessions;

        var preferredSession = record._sessions[getString(baseKey)];
        if (preferredSession !== undefined)
            return preferredSession;

        if (record.identityKey !== undefined)
            return { indexInfo: { remoteIdentityKey: record.identityKey } };

        throw new Error("Datastore inconsistency: device was stored without identity key");
    }

    /*****************************
    *** Internal Crypto stuff ***
    *****************************/
    var HKDF = function(input, salt, info) {
        // HKDF for TextSecure has a bit of additional handling - salts always end up being 32 bytes
        if (salt == '')
            salt = new ArrayBuffer(32);
        if (salt.byteLength != 32)
            throw new Error("Got salt of incorrect length");

        info = toArrayBuffer(info); // TODO: maybe convert calls?

        return axolotl.crypto.HKDF(input, salt, info);
    }

    var verifyMAC = function(data, key, mac) {
        return axolotl.crypto.sign(key, data).then(function(calculated_mac) {
            if (!isEqual(calculated_mac, mac, true))
                throw new Error("Bad MAC");
        });
    }

    /******************************
    *** Ratchet implementation ***
    ******************************/
    var calculateRatchet = function(session, remoteKey, sending) {
        var ratchet = session.currentRatchet;

        return axolotl.crypto.ECDHE(remoteKey, toArrayBuffer(ratchet.ephemeralKeyPair.privKey)).then(function(sharedSecret) {
            return HKDF(sharedSecret, toArrayBuffer(ratchet.rootKey), "WhisperRatchet").then(function(masterKey) {
                if (sending)
                    session[getString(ratchet.ephemeralKeyPair.pubKey)] = { messageKeys: {}, chainKey: { counter: -1, key: masterKey[1] } };
                else
                    session[getString(remoteKey)]                       = { messageKeys: {}, chainKey: { counter: -1, key: masterKey[1] } };
                ratchet.rootKey = masterKey[0];
            });
        });
    }

    var initSession = function(isInitiator, ourEphemeralKey, ourSignedKey, encodedNumber, theirIdentityPubKey, theirEphemeralPubKey, theirSignedPubKey) {
        var ourIdentityKey = crypto_storage.getIdentityKey();

        if (isInitiator) {
            if (ourSignedKey !== undefined)
                throw new Error("Invalid call to initSession");
            ourSignedKey = ourEphemeralKey;
        } else {
            if (theirSignedPubKey !== undefined)
                throw new Error("Invalid call to initSession");
            theirSignedPubKey = theirEphemeralPubKey;
        }

        var sharedSecret;
        if (ourEphemeralKey === undefined || theirEphemeralPubKey === undefined)
            sharedSecret = new Uint8Array(32 * 4);
        else
            sharedSecret = new Uint8Array(32 * 5);

        for (var i = 0; i < 32; i++)
            sharedSecret[i] = 0xff;

        return axolotl.crypto.ECDHE(theirSignedPubKey, ourIdentityKey.privKey).then(function(ecRes1) {
            function finishInit() {
                return axolotl.crypto.ECDHE(theirSignedPubKey, ourSignedKey.privKey).then(function(ecRes) {
                    sharedSecret.set(new Uint8Array(ecRes), 32 * 3);

                    return HKDF(sharedSecret.buffer, '', "WhisperText").then(function(masterKey) {
                        var session = {currentRatchet: { rootKey: masterKey[0], lastRemoteEphemeralKey: theirSignedPubKey, previousCounter: 0 },
                                        indexInfo: { remoteIdentityKey: theirIdentityPubKey, closed: -1 },
                                        oldRatchetList: []
                                    };
                        if (!isInitiator)
                            session.indexInfo.baseKey = theirEphemeralPubKey;
                        else
                            session.indexInfo.baseKey = ourEphemeralKey.pubKey;

                        // If we're initiating we go ahead and set our first sending ephemeral key now,
                        // otherwise we figure it out when we first maybeStepRatchet with the remote's ephemeral key
                        if (isInitiator) {
                            return axolotl.crypto.createKeyPair().then(function(ourSendingEphemeralKey) {
                                session.currentRatchet.ephemeralKeyPair = ourSendingEphemeralKey;
                                return calculateRatchet(session, theirSignedPubKey, true).then(function() {
                                    return session;
                                });
                            });
                        } else {
                            session.currentRatchet.ephemeralKeyPair = ourSignedKey;
                            return session;
                        }
                    });
                });
            }

            var promise;
            if (ourEphemeralKey === undefined || theirEphemeralPubKey === undefined)
                promise = Promise.resolve(new ArrayBuffer(0));
            else
                promise = axolotl.crypto.ECDHE(theirEphemeralPubKey, ourEphemeralKey.privKey);
            return promise.then(function(ecRes4) {
                sharedSecret.set(new Uint8Array(ecRes4), 32 * 4);

                if (isInitiator)
                    return axolotl.crypto.ECDHE(theirIdentityPubKey, ourSignedKey.privKey).then(function(ecRes2) {
                        sharedSecret.set(new Uint8Array(ecRes1), 32);
                        sharedSecret.set(new Uint8Array(ecRes2), 32 * 2);
                    }).then(finishInit);
                else
                    return axolotl.crypto.ECDHE(theirIdentityPubKey, ourSignedKey.privKey).then(function(ecRes2) {
                        sharedSecret.set(new Uint8Array(ecRes1), 32 * 2);
                        sharedSecret.set(new Uint8Array(ecRes2), 32)
                    }).then(finishInit);
            });
        });
    }

    var removeOldChains = function(session) {
        // Sending ratchets are always removed when we step because we never need them again
        // Receiving ratchets are either removed if we step with all keys used up to previousCounter
        // and are otherwise added to the oldRatchetList, which we parse here and remove ratchets
        // older than a week (we assume the message was lost and move on with our lives at that point)
        var newList = [];
        for (var i = 0; i < session.oldRatchetList.length; i++) {
            var entry = session.oldRatchetList[i];
            var ratchet = getString(entry.ephemeralKey);
            console.log("Checking old chain with added time " + (entry.added/1000));
            if ((!objectContainsKeys(session[ratchet].messageKeys) && (session[ratchet].chainKey === undefined || session[ratchet].chainKey.key === undefined))
                    || entry.added < new Date().getTime() - MESSAGE_LOST_THRESHOLD_MS) {
                delete session[ratchet];
                console.log("...deleted");
            } else
                newList[newList.length] = entry;
        }
        session.oldRatchetList = newList;
    }

    var closeSession = function(session, sessionClosedByRemote) {
        if (session.indexInfo.closed > -1)
            return;

        // After this has run, we can still receive messages on ratchet chains which
        // were already open (unless we know we dont need them),
        // but we cannot send messages or step the ratchet

        // Delete current sending ratchet
        delete session[getString(session.currentRatchet.ephemeralKeyPair.pubKey)];
        // Move all receive ratchets to the oldRatchetList to mark them for deletion
        for (var i in session) {
            if (session[i].chainKey !== undefined && session[i].chainKey.key !== undefined) {
                if (!sessionClosedByRemote)
                    session.oldRatchetList[session.oldRatchetList.length] = { added: new Date().getTime(), ephemeralKey: i };
                else
                    delete session[i].chainKey.key;
            }
        }
        // Delete current root key and our ephemeral key pair to disallow ratchet stepping
        delete session.currentRatchet['rootKey'];
        delete session.currentRatchet['ephemeralKeyPair'];
        session.indexInfo.closed = new Date().getTime();
        removeOldChains(session);
    }

    self.closeOpenSessionForDevice = function(encodedNumber) {
        var session = crypto_storage.getOpenSession(encodedNumber);
        if (session === undefined)
            return;

        closeSession(session);
        crypto_storage.saveSession(encodedNumber, session);
    }

    var refreshPreKeys;
    var initSessionFromPreKeyWhisperMessage = function(encodedNumber, message) {
        var preKeyPair = crypto_storage.getStoredKeyPair("preKey" + message.preKeyId);
        var signedPreKeyPair = crypto_storage.getStoredKeyPair("signedKey" + message.signedPreKeyId);

        //TODO: Call refreshPreKeys when it looks like all our prekeys are used up?

        var session = crypto_storage.getSessionOrIdentityKeyByBaseKey(encodedNumber, toArrayBuffer(message.baseKey));
        var open_session = crypto_storage.getOpenSession(encodedNumber);
        if (signedPreKeyPair === undefined) {
            // Session may or may not be the right one, but if its not, we can't do anything about it
            // ...fall through and let decryptWhisperMessage handle that case
            if (session !== undefined && session.currentRatchet !== undefined)
                return Promise.resolve([session, undefined]);
            else
                throw new Error("Missing Signed PreKey for PreKeyWhisperMessage");
        }
        if (session !== undefined) {
            // Duplicate PreKeyMessage for session:
            if (isEqual(session.indexInfo.baseKey, message.baseKey, false))
                return Promise.resolve([session, undefined]);

            // We already had a session/known identity key:
            if (isEqual(session.indexInfo.remoteIdentityKey, message.identityKey, false)) {
                // If the identity key matches the previous one, close the previous one and use the new one
                if (open_session !== undefined)
                    closeSession(open_session); // To be returned and saved later
            } else {
                // ...otherwise create an error that the UI will pick up and ask the user if they want to re-negotiate
                throw new textsecure.IncomingIdentityKeyError(encodedNumber, getString(message.encode()));
            }
        }
        return initSession(false, preKeyPair, signedPreKeyPair, encodedNumber, toArrayBuffer(message.identityKey), toArrayBuffer(message.baseKey), undefined)
                        .then(function(new_session) {
            // Note that the session is not actually saved until the very end of decryptWhisperMessage
            // ... to ensure that the sender actually holds the private keys for all reported pubkeys
            return [new_session, function() {
                if (open_session !== undefined)
                    crypto_storage.saveSession(encodedNumber, open_session);
                crypto_storage.removeStoredKeyPair("preKey" + message.preKeyId);
            }];
        });;
    }

    var fillMessageKeys = function(chain, counter) {
        if (chain.chainKey.counter + 1000 < counter) //TODO: maybe 1000 is too low/high in some cases?
            return Promise.resolve(); // Stalker, much?

        if (chain.chainKey.counter >= counter)
            return Promise.resolve(); // Already calculated

        if (chain.chainKey.key === undefined)
            throw new Error("Got invalid request to extend chain after it was already closed");

        var key = toArrayBuffer(chain.chainKey.key);
        var byteArray = new Uint8Array(1);
        byteArray[0] = 1;
        return axolotl.crypto.sign(key, byteArray.buffer).then(function(mac) {
            byteArray[0] = 2;
            return axolotl.crypto.sign(key, byteArray.buffer).then(function(key) {
                chain.messageKeys[chain.chainKey.counter + 1] = mac;
                chain.chainKey.key = key
                chain.chainKey.counter += 1;
                return fillMessageKeys(chain, counter);
            });
        });
    }

    var maybeStepRatchet = function(session, remoteKey, previousCounter) {
        if (session[getString(remoteKey)] !== undefined)
            return Promise.resolve();

        var ratchet = session.currentRatchet;

        var finish = function() {
            return calculateRatchet(session, remoteKey, false).then(function() {
                // Now swap the ephemeral key and calculate the new sending chain
                var previousRatchet = getString(ratchet.ephemeralKeyPair.pubKey);
                if (session[previousRatchet] !== undefined) {
                    ratchet.previousCounter = session[previousRatchet].chainKey.counter;
                    delete session[previousRatchet];
                }

                return axolotl.crypto.createKeyPair().then(function(keyPair) {
                    ratchet.ephemeralKeyPair = keyPair;
                    return calculateRatchet(session, remoteKey, true).then(function() {
                        ratchet.lastRemoteEphemeralKey = remoteKey;
                    });
                });
            });
        }

        var previousRatchet = session[getString(ratchet.lastRemoteEphemeralKey)];
        if (previousRatchet !== undefined) {
            return fillMessageKeys(previousRatchet, previousCounter).then(function() {
                delete previousRatchet.chainKey.key;
                if (!objectContainsKeys(previousRatchet.messageKeys))
                    delete session[getString(ratchet.lastRemoteEphemeralKey)];
                else
                    session.oldRatchetList[session.oldRatchetList.length] = { added: new Date().getTime(), ephemeralKey: ratchet.lastRemoteEphemeralKey };
            }).then(finish);
        } else
            return finish();
    }

    var doDecryptWhisperMessage = function(encodedNumber, messageBytes, session, registrationId) {
        if (messageBytes[0] != String.fromCharCode((3 << 4) | 3))
            throw new Error("Bad version number on WhisperMessage");

        var messageProto = messageBytes.substring(1, messageBytes.length - 8);
        var mac = messageBytes.substring(messageBytes.length - 8, messageBytes.length);

        var message = axolotl.protobuf.WhisperMessage.decode(messageProto, 'binary');
        var remoteEphemeralKey = toArrayBuffer(message.ephemeralKey);

        if (session === undefined) {
            var session = crypto_storage.getSessionByRemoteEphemeralKey(encodedNumber, remoteEphemeralKey);
            if (session === undefined)
                throw new Error("No session found to decrypt message from " + encodedNumber);
        }

        return maybeStepRatchet(session, remoteEphemeralKey, message.previousCounter).then(function() {
            var chain = session[getString(message.ephemeralKey)];

            return fillMessageKeys(chain, message.counter).then(function() {
                return HKDF(toArrayBuffer(chain.messageKeys[message.counter]), '', "WhisperMessageKeys").then(function(keys) {
                    delete chain.messageKeys[message.counter];

                    var messageProtoArray = toArrayBuffer(messageProto);
                    var macInput = new Uint8Array(messageProtoArray.byteLength + 33*2 + 1);
                    macInput.set(new Uint8Array(toArrayBuffer(session.indexInfo.remoteIdentityKey)));
                    macInput.set(new Uint8Array(toArrayBuffer(crypto_storage.getIdentityKey().pubKey)), 33);
                    macInput[33*2] = (3 << 4) | 3;
                    macInput.set(new Uint8Array(messageProtoArray), 33*2 + 1);

                    return verifyMAC(macInput.buffer, keys[1], mac).then(function() {
                        return window.axolotl.crypto.decrypt(keys[0], toArrayBuffer(message.ciphertext), keys[2].slice(0, 16))
                                    .then(function(paddedPlaintext) {

                            paddedPlaintext = new Uint8Array(paddedPlaintext);
                            var plaintext;
                            for (var i = paddedPlaintext.length - 1; i >= 0; i--) {
                                if (paddedPlaintext[i] == 0x80) {
                                    plaintext = new Uint8Array(i);
                                    plaintext.set(paddedPlaintext.subarray(0, i));
                                    plaintext = plaintext.buffer;
                                    break;
                                } else if (paddedPlaintext[i] != 0x00)
                                    throw new Error('Invalid padding');
                            }

                            delete session['pendingPreKey'];
                            removeOldChains(session);
                            crypto_storage.saveSession(encodedNumber, session, registrationId);
                            return [plaintext, function() {
                                closeSession(session, true);
                                removeOldChains(session);
                                crypto_storage.saveSession(encodedNumber, session);
                            }];
                        });
                    });
                });
            });
        });
    }

    /*************************
    *** Public crypto API ***
    *************************/
    //TODO: SHARP EDGE HERE
    //XXX: Also, you MUST call the session close function before processing another message....except its a promise...so you literally cant!
    // returns decrypted plaintext and a function that must be called if the message indicates session close
    self.decryptWhisperMessage = function(encodedNumber, messageBytes, session) {
        return doDecryptWhisperMessage(encodedNumber, messageBytes, session);
    }

    // Inits a session (maybe) and then decrypts the message
    self.handlePreKeyWhisperMessage = function(from, encodedMessage) {
        var preKeyProto = axolotl.protobuf.PreKeyWhisperMessage.decode(encodedMessage, 'binary');
        return initSessionFromPreKeyWhisperMessage(from, preKeyProto).then(function(sessions) {
            return doDecryptWhisperMessage(from, getString(preKeyProto.message), sessions[0], preKeyProto.registrationId).then(function(result) {
                if (sessions[1] !== undefined)
                    sessions[1]();
                return result;
            });
        });
    }

    // return Promise(encoded [PreKey]WhisperMessage)
    self.encryptMessageFor = function(deviceObject, pushMessageContent) {
        var session = crypto_storage.getOpenSession(deviceObject.encodedNumber);
        var hadSession = session !== undefined;

        var doEncryptPushMessageContent = function() {
            var msg = new axolotl.protobuf.WhisperMessage();
            var plaintext = toArrayBuffer(pushMessageContent.encode());

            var paddedPlaintext = new Uint8Array(Math.ceil((plaintext.byteLength + 1) / 160.0) * 160 - 1);
            paddedPlaintext.set(new Uint8Array(plaintext));
            paddedPlaintext[plaintext.byteLength] = 0x80;

            msg.ephemeralKey = toArrayBuffer(session.currentRatchet.ephemeralKeyPair.pubKey);
            var chain = session[getString(msg.ephemeralKey)];

            return fillMessageKeys(chain, chain.chainKey.counter + 1).then(function() {
                return HKDF(toArrayBuffer(chain.messageKeys[chain.chainKey.counter]), '', "WhisperMessageKeys").then(function(keys) {
                    delete chain.messageKeys[chain.chainKey.counter];
                    msg.counter = chain.chainKey.counter;
                    msg.previousCounter = session.currentRatchet.previousCounter;

                    return window.axolotl.crypto.encrypt(keys[0], paddedPlaintext.buffer, keys[2].slice(0, 16)).then(function(ciphertext) {
                        msg.ciphertext = ciphertext;
                        var encodedMsg = toArrayBuffer(msg.encode());

                        var macInput = new Uint8Array(encodedMsg.byteLength + 33*2 + 1);
                        macInput.set(new Uint8Array(toArrayBuffer(crypto_storage.getIdentityKey().pubKey)));
                        macInput.set(new Uint8Array(toArrayBuffer(session.indexInfo.remoteIdentityKey)), 33);
                        macInput[33*2] = (3 << 4) | 3;
                        macInput.set(new Uint8Array(encodedMsg), 33*2 + 1);

                        return axolotl.crypto.sign(keys[1], macInput.buffer).then(function(mac) {
                            var result = new Uint8Array(encodedMsg.byteLength + 9);
                            result[0] = (3 << 4) | 3;
                            result.set(new Uint8Array(encodedMsg), 1);
                            result.set(new Uint8Array(mac, 0, 8), encodedMsg.byteLength + 1);

                            removeOldChains(session);

                            crypto_storage.saveSession(deviceObject.encodedNumber, session, !hadSession ? deviceObject.registrationId : undefined);
                            return result;
                        });
                    });
                });
            });
        }

        var preKeyMsg = new axolotl.protobuf.PreKeyWhisperMessage();
        preKeyMsg.identityKey = toArrayBuffer(crypto_storage.getIdentityKey().pubKey);
        preKeyMsg.registrationId = axolotl.api.getMyRegistrationId();

        if (session === undefined) {
            var deviceIdentityKey = toArrayBuffer(deviceObject.identityKey);
            var deviceSignedKey = toArrayBuffer(deviceObject.signedKey);
            return axolotl.crypto.Ed25519Verify(deviceIdentityKey, deviceSignedKey, toArrayBuffer(deviceObject.signedKeySignature)).then(function() {
                return axolotl.crypto.createKeyPair().then(function(baseKey) {
                    preKeyMsg.preKeyId = deviceObject.preKeyId;
                    preKeyMsg.signedPreKeyId = deviceObject.signedKeyId;
                    preKeyMsg.baseKey = toArrayBuffer(baseKey.pubKey);
                    return initSession(true, baseKey, undefined, deviceObject.encodedNumber,
                                        deviceIdentityKey, toArrayBuffer(deviceObject.preKey), deviceSignedKey)
                                .then(function(new_session) {
                        session = new_session;
                        session.pendingPreKey = { preKeyId: deviceObject.preKeyId, signedKeyId: deviceObject.signedKeyId, baseKey: baseKey.pubKey };
                        return doEncryptPushMessageContent().then(function(message) {
                            preKeyMsg.message = message;
                            var result = String.fromCharCode((3 << 4) | 3) + getString(preKeyMsg.encode());
                            return {type: 3, body: result};
                        });
                    });
                });
            });
        } else
            return doEncryptPushMessageContent().then(function(message) {
                if (session.pendingPreKey !== undefined) {
                    preKeyMsg.baseKey = toArrayBuffer(session.pendingPreKey.baseKey);
                    preKeyMsg.preKeyId = session.pendingPreKey.preKeyId;
                    preKeyMsg.signedPreKeyId = session.pendingPreKey.signedKeyId;
                    preKeyMsg.message = message;

                    var result = String.fromCharCode((3 << 4) | 3) + getString(preKeyMsg.encode());
                    return {type: 3, body: result};
                } else
                    return {type: 1, body: getString(message)};
            });
    }

    var GENERATE_KEYS_KEYS_GENERATED = 100;
    self.generateKeys = function() {
        var identityKeyPair = crypto_storage.getIdentityKey();
        var identityKeyCalculated = function(identityKeyPair) {
            var firstPreKeyId = axolotl.api.storage.get("maxPreKeyId", 0);
            axolotl.api.storage.put("maxPreKeyId", firstPreKeyId + GENERATE_KEYS_KEYS_GENERATED);

            var signedKeyId = axolotl.api.storage.get("signedKeyId", 0);
            axolotl.api.storage.put("signedKeyId", signedKeyId + 1);

            var keys = {};
            keys.identityKey = identityKeyPair.pubKey;
            keys.preKeys = [];

            var generateKey = function(keyId) {
                return crypto_storage.getNewStoredKeyPair("preKey" + keyId, false).then(function(keyPair) {
                    keys.preKeys[keyId] = {keyId: keyId, publicKey: keyPair.pubKey};
                });
            };

            var promises = [];
            for (var i = firstPreKeyId; i < firstPreKeyId + GENERATE_KEYS_KEYS_GENERATED; i++)
                promises[i] = generateKey(i);

            promises[firstPreKeyId + GENERATE_KEYS_KEYS_GENERATED] = crypto_storage.getNewStoredKeyPair("signedKey" + signedKeyId).then(function(keyPair) {
                return axolotl.crypto.Ed25519Sign(identityKeyPair.privKey, keyPair.pubKey).then(function(sig) {
                    keys.signedPreKey = {keyId: signedKeyId, publicKey: keyPair.pubKey, signature: sig};
                });
            });

            //TODO: Process by date added and agressively call generateKeys when we get near maxPreKeyId in a message
            crypto_storage.removeStoredKeyPair("signedKey" + (signedKeyId - 2));

            return Promise.all(promises).then(function() {
                axolotl.api.storage.put("lastPreKeyUpdate", Date.now());
                return keys;
            });
        }
        if (identityKeyPair === undefined)
            return crypto_storage.getNewStoredKeyPair("identityKey").then(function(keyPair) { return identityKeyCalculated(keyPair); });
        else
            return identityKeyCalculated(identityKeyPair);
    }

    refreshPreKeys = function() {
        self.generateKeys().then(function(keys) {
            console.log("Pre Keys updated!");
            return axolotl.api.updateKeys(keys);
        }).catch(function(e) {
            //TODO: Notify the user somehow???
            console.error(e);
        });
    }

    window.setInterval(function() {
        // Note that this will not ever run until generateKeys has been called at least once
        if (axolotl.api.storage.get("lastPreKeyUpdate", Date.now()) < Date.now() - MESSAGE_LOST_THRESHOLD_MS)
            refreshPreKeys();
    }, 60 * 1000);

    self.createIdentityKeyRecvSocket = function() {
        var socketInfo = {};
        var keyPair;

        socketInfo.decryptAndHandleDeviceInit = function(deviceInit) {
            var masterEphemeral = toArrayBuffer(deviceInit.publicKey);
            var message = toArrayBuffer(deviceInit.body);

            return axolotl.crypto.ECDHE(masterEphemeral, keyPair.privKey).then(function(ecRes) {
                return HKDF(ecRes, '', "TextSecure Provisioning Message").then(function(keys) {
                    if (new Uint8Array(message)[0] != 1)
                        throw new Error("Bad version number on ProvisioningMessage");

                    var iv = message.slice(1, 16 + 1);
                    var mac = message.slice(message.byteLength - 32, message.byteLength);
                    var ivAndCiphertext = message.slice(0, message.byteLength - 32);
                    var ciphertext = message.slice(16 + 1, message.byteLength - 32);

                    return verifyMAC(ivAndCiphertext, keys[1], mac).then(function() {
                        return window.axolotl.crypto.decrypt(keys[0], ciphertext, iv).then(function(plaintext) {
                            var identityKeyMsg = axolotl.protobuf.ProvisionMessage.decode(plaintext);

                            return axolotl.crypto.createKeyPair(toArrayBuffer(identityKeyMsg.identityKeyPrivate)).then(function(identityKeyPair) {
                                if (crypto_storage.getStoredKeyPair("identityKey") !== undefined)
                                    throw new Error("Tried to overwrite identity key");

                                crypto_storage.putKeyPair("identityKey", identityKeyPair);
                                identityKeyMsg.identityKeyPrivate = null;

                                return identityKeyMsg;
                            });
                        });
                    });
                });
            });
        }

        return axolotl.crypto.createKeyPair().then(function(newKeyPair) {
            keyPair = newKeyPair;
            socketInfo.pubKey = keyPair.pubKey;
            return socketInfo;
        });
    }

    return self;
}();

})();

;(function() {
    function loadProtoBufs(filename) {
        return dcodeIO.ProtoBuf.loadProtoFile({root: 'protos', file: filename}).build('textsecure');
    };

    var protocolMessages = loadProtoBufs('WhisperTextProtocol.proto');
    var deviceMessages   = loadProtoBufs('DeviceMessages.proto');

    window.axolotl = window.axolotl || {};
    window.axolotl.protobuf = {
        WhisperMessage            : protocolMessages.WhisperMessage,
        PreKeyWhisperMessage      : protocolMessages.PreKeyWhisperMessage,
        DeviceInit                : deviceMessages.DeviceInit,
        IdentityKey               : deviceMessages.IdentityKey,
        DeviceControl             : deviceMessages.DeviceControl,
        ProvisionMessage          : deviceMessages.ProvisionMessage,
    };
})();

/* vim: ts=4:sw=4
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
;(function() {

'use strict';
window.axolotl = window.axolotl || {};

var RecipientRecord = function(identityKey, registrationId) {
    this._sessions = {};
    this.identityKey = identityKey !== undefined ? getString(identityKey) : null;
    this.registrationId = registrationId;

    if (this.registrationId === undefined || typeof this.registrationId !== "number")
        this.registrationId = null;
};

RecipientRecord.prototype.serialize = function() {
    return textsecure.utils.jsonThing({sessions: this._sessions, registrationId: this.registrationId, identityKey: this.identityKey});
}

RecipientRecord.prototype.deserialize = function(serialized) {
    var data = JSON.parse(serialized);
    this._sessions = data.sessions;
    if (this._sessions === undefined || this._sessions === null || typeof this._sessions !== "object" || Array.isArray(this._sessions))
        throw new Error("Error deserializing RecipientRecord");
    this.identityKey = data.identityKey;
    this.registrationId = data.registrationId;
    if (this.identityKey === undefined || this.registrationId === undefined)
        throw new Error("Error deserializing RecipientRecord");
}

RecipientRecord.prototype.haveOpenSession = function() {
    return this.registrationId !== null;
}

window.axolotl.sessions = {
    RecipientRecord: RecipientRecord,
};

})();

/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

;(function(){
    'use strict';

    // Various wrappers around low-level crypto operation for specific functions

    var encrypt = function(key, data, iv) {
        return window.crypto.subtle.importKey('raw', key, {name: 'AES-CBC'}, false, ['encrypt']).then(function(key) {
            return window.crypto.subtle.encrypt({name: 'AES-CBC', iv: new Uint8Array(iv)}, key, data);
        });
    };

    var decrypt = function(key, data, iv) {
        return window.crypto.subtle.importKey('raw', key, {name: 'AES-CBC'}, false, ['decrypt']).then(function(key) {
            return window.crypto.subtle.decrypt({name: 'AES-CBC', iv: new Uint8Array(iv)}, key, data);
        });
    };

    var calculateMAC = function(key, data) {
        return window.crypto.subtle.importKey('raw', key, {name: 'HMAC', hash: {name: 'SHA-256'}}, false, ['sign']).then(function(key) {
            return window.crypto.subtle.sign( {name: 'HMAC', hash: 'SHA-256'}, key, data);
        });
    };

    var verifyMAC = function(data, key, mac) {
        return calculateMAC(key, data).then(function(calculated_mac) {
            if (!isEqual(calculated_mac, mac, true))
                throw new Error("Bad MAC");
        });
    }

    window.textsecure = window.textsecure || {};
    window.textsecure.crypto = {
        // Decrypts message into a raw string
        decryptWebsocketMessage: function(message) {
            var signaling_key = axolotl.api.storage.get("signaling_key"); //TODO: in crypto_storage
            var aes_key = toArrayBuffer(signaling_key.substring(0, 32));
            var mac_key = toArrayBuffer(signaling_key.substring(32, 32 + 20));

            var decodedMessage = message.toArrayBuffer();
            if (new Uint8Array(decodedMessage)[0] != 1)
                throw new Error("Got bad version number: " + decodedMessage[0]);

            var iv = decodedMessage.slice(1, 1 + 16);
            var ciphertext = decodedMessage.slice(1 + 16, decodedMessage.byteLength - 10);
            var ivAndCiphertext = decodedMessage.slice(0, decodedMessage.byteLength - 10);
            var mac = decodedMessage.slice(decodedMessage.byteLength - 10, decodedMessage.byteLength);

            return verifyMAC(ivAndCiphertext, mac_key, mac).then(function() {
                return decrypt(aes_key, ciphertext, iv);
            });
        },

        decryptAttachment: function(encryptedBin, keys) {
            var aes_key = keys.slice(0, 32);
            var mac_key = keys.slice(32, 64);

            var iv = encryptedBin.slice(0, 16);
            var ciphertext = encryptedBin.slice(16, encryptedBin.byteLength - 32);
            var ivAndCiphertext = encryptedBin.slice(0, encryptedBin.byteLength - 32);
            var mac = encryptedBin.slice(encryptedBin.byteLength - 32, encryptedBin.byteLength);

            return verifyMAC(ivAndCiphertext, mac_key, mac).then(function() {
                return decrypt(aes_key, ciphertext, iv);
            });
        },

        encryptAttachment: function(plaintext, keys, iv) {
            var aes_key = keys.slice(0, 32);
            var mac_key = keys.slice(32, 64);

            return encrypt(aes_key, plaintext, iv).then(function(ciphertext) {
                var ivAndCiphertext = new Uint8Array(16 + ciphertext.byteLength);
                ivAndCiphertext.set(new Uint8Array(iv));
                ivAndCiphertext.set(new Uint8Array(ciphertext), 16);

                return calculateMAC(mac_key, ivAndCiphertext.buffer).then(function(mac) {
                    var encryptedBin = new Uint8Array(16 + ciphertext.byteLength + 32);
                    encryptedBin.set(ivAndCiphertext);
                    encryptedBin.set(new Uint8Array(mac), 16 + ciphertext.byteLength);
                    return encryptedBin.buffer;
                });
            });
        },

        getRandomBytes: function(size) {
            var array = new Uint8Array(size);
            window.crypto.getRandomValues(array);
            return array.buffer;
        }
    };
})();

/* vim: ts=4:sw=4
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

'use strict';

;(function() {

    /************************************************
    *** Utilities to store data in local storage ***
    ************************************************/
    window.textsecure = window.textsecure || {};
    window.textsecure.storage = window.textsecure.storage || {};

    window.textsecure.storage = {

        /*****************************
        *** Base Storage Routines ***
        *****************************/
        putEncrypted: function(key, value) {
            //TODO
            if (value === undefined)
                throw new Error("Tried to store undefined");
            localStorage.setItem("e" + key, textsecure.utils.jsonThing(value));
        },

        getEncrypted: function(key, defaultValue) {
            //TODO
            var value = localStorage.getItem("e" + key);
            if (value === null)
                return defaultValue;
            return JSON.parse(value);
        },

        removeEncrypted: function(key) {
            localStorage.removeItem("e" + key);
        },

        putUnencrypted: function(key, value) {
            if (value === undefined)
                throw new Error("Tried to store undefined");
            localStorage.setItem("u" + key, textsecure.utils.jsonThing(value));
        },

        getUnencrypted: function(key, defaultValue) {
            var value = localStorage.getItem("u" + key);
            if (value === null)
                return defaultValue;
            return JSON.parse(value);
        },

        removeUnencrypted: function(key) {
            localStorage.removeItem("u" + key);
        }
    };
})();


/* vim: ts=4:sw=4
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

'use strict';

;(function() {
    /**********************
    *** Device Storage ***
    **********************/
    window.textsecure = window.textsecure || {};
    window.textsecure.storage = window.textsecure.storage || {};

    window.textsecure.storage.devices = {
        saveDeviceObject: function(deviceObject) {
            return internalSaveDeviceObject(deviceObject, false);
        },

        saveKeysToDeviceObject: function(deviceObject) {
            return internalSaveDeviceObject(deviceObject, true);
        },

        removeTempKeysFromDevice: function(encodedNumber) {
            var deviceObject = textsecure.storage.devices.getDeviceObject(encodedNumber);
            try {
                delete deviceObject['signedKey'];
                delete deviceObject['signedKeyId'];
                delete deviceObject['signedKeySignature'];
                delete deviceObject['preKey'];
                delete deviceObject['preKeyId'];
                delete deviceObject['registrationId'];
            } catch(_) {}
            return internalSaveDeviceObject(deviceObject, false);
        },

        getDeviceObjectsForNumber: function(number) {
            var map = textsecure.storage.getEncrypted("devices" + number);
            if (map === undefined)
               return [];
            for (key in map.devices) {
                if (map.devices[key].sessions !== undefined) {
                    var record = new axolotl.sessions.RecipientRecord();
                    record.deserialize(map.devices[key].sessions);
                    if (getString(map.identityKey) !== getString(record.identityKey))
                        throw new Error("Got mismatched identity key on device object load");
                    map.devices[key].sessions = record;
                }
            }
            return map.devices;
        },

        getIdentityKeyForNumber: function(number) {
            var map = textsecure.storage.getEncrypted("devices" + number);
            return map === undefined ? undefined : map.identityKey;
        },

        checkSaveIdentityKeyForNumber: function(number, identityKey) {
            var map = textsecure.storage.getEncrypted("devices" + number);
            if (map === undefined)
                textsecure.storage.putEncrypted("devices" + number, { devices: [], identityKey: identityKey});
            else if (getString(map.identityKey) !== getString(identityKey))
                throw new Error("Attempted to overwrite a different identity key");
        },

        getDeviceObject: function(encodedNumber, returnIdentityKey) {
            var number = textsecure.utils.unencodeNumber(encodedNumber)[0];
            var devices = textsecure.storage.devices.getDeviceObjectsForNumber(number);
            if (devices.length == 0) {
                if (returnIdentityKey) {
                    var identityKey = textsecure.storage.devices.getIdentityKeyForNumber(number);
                    if (identityKey !== undefined)
                        return {identityKey: identityKey};
                }
                return undefined;
            }

            for (var i in devices)
                if (devices[i].encodedNumber == encodedNumber)
                    return devices[i];

            if (returnIdentityKey)
                return {identityKey: devices[0].identityKey};

            return undefined;
        },

        removeDeviceIdsForNumber: function(number, deviceIdsToRemove) {
            var map = textsecure.storage.getEncrypted("devices" + number);
            if (map === undefined)
                throw new Error("Tried to remove device for unknown number");

            var newDevices = [];
            var devicesRemoved = 0;
            for (var i in map.devices) {
                var keep = true;
                for (var j in deviceIdsToRemove)
                    if (map.devices[i].encodedNumber == number + "." + deviceIdsToRemove[j])
                        keep = false;

                if (keep)
                    newDevices.push(map.devices[i]);
                else
                    devicesRemoved++;
            }

            if (devicesRemoved != deviceIdsToRemove.length)
                throw new Error("Tried to remove unknown device");

            if (newDevices.length === 0)
                textsecure.storage.removeEncrypted("devices" + number);
            else {
                map.devices = newDevices;
                textsecure.storage.putEncrypted("devices" + number, map);
            }
        }
    };

    var internalSaveDeviceObject = function(deviceObject, onlyKeys) {
        if (deviceObject.identityKey === undefined || deviceObject.encodedNumber === undefined)
            throw new Error("Tried to store invalid deviceObject");

        var number = textsecure.utils.unencodeNumber(deviceObject.encodedNumber)[0];
        var map = textsecure.storage.getEncrypted("devices" + number);

        if (deviceObject.sessions !== undefined)
            deviceObject.sessions = deviceObject.sessions.serialize()

        if (map === undefined)
            map = { devices: [deviceObject], identityKey: deviceObject.identityKey };
        else if (map.identityKey != getString(deviceObject.identityKey))
            throw new Error("Identity key changed");
        else {
            var updated = false;
            for (var i in map.devices) {
                if (map.devices[i].encodedNumber == deviceObject.encodedNumber) {
                    if (!onlyKeys)
                        map.devices[i] = deviceObject;
                    else {
                        map.devices[i].preKey = deviceObject.preKey;
                        map.devices[i].preKeyId = deviceObject.preKeyId;
                        map.devices[i].signedKey = deviceObject.signedKey;
                        map.devices[i].signedKeyId = deviceObject.signedKeyId;
                        map.devices[i].signedKeySignature = deviceObject.signedKeySignature;
                        map.devices[i].registrationId = deviceObject.registrationId;
                    }
                    updated = true;
                }
            }

            if (!updated)
                map.devices.push(deviceObject);
        }

        textsecure.storage.putEncrypted("devices" + number, map);
    };
})();

/* vim: ts=4:sw=4
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

'use strict';

;(function() {
    /*********************
     *** Group Storage ***
     *********************/
    window.textsecure = window.textsecure || {};
    window.textsecure.storage = window.textsecure.storage || {};

    window.textsecure.storage.groups = {
        createNewGroup: function(numbers, groupId) {
            if (groupId !== undefined && axolotl.api.storage.get("group" + groupId) !== undefined)
                throw new Error("Tried to recreate group");

            while (groupId === undefined || axolotl.api.storage.get("group" + groupId) !== undefined)
                groupId = getString(axolotl.crypto.getRandomBytes(16));

            var me = textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"))[0];
            var haveMe = false;
            var finalNumbers = [];
            for (var i in numbers) {
                var number = numbers[i];
                if (!textsecure.utils.isNumberSane(number))
                    throw new Error("Invalid number in group");
                if (number == me)
                    haveMe = true;
                if (finalNumbers.indexOf(number) < 0)
                    finalNumbers.push(number);
            }

            if (!haveMe)
                finalNumbers.push(me);

            var groupObject = {numbers: finalNumbers, numberRegistrationIds: {}};
            for (var i in finalNumbers)
                groupObject.numberRegistrationIds[finalNumbers[i]] = {};

            axolotl.api.storage.put("group" + groupId, groupObject);

            return {id: groupId, numbers: finalNumbers};
        },

        getNumbers: function(groupId) {
            var group = axolotl.api.storage.get("group" + groupId);
            if (group === undefined)
                return undefined;

            return group.numbers;
        },

        removeNumber: function(groupId, number) {
            var group = axolotl.api.storage.get("group" + groupId);
            if (group === undefined)
                return undefined;

            var me = textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"))[0];
            if (number == me)
                throw new Error("Cannot remove ourselves from a group, leave the group instead");

            var i = group.numbers.indexOf(number);
            if (i > -1) {
                group.numbers.slice(i, 1);
                delete group.numberRegistrationIds[number];
                axolotl.api.storage.put("group" + groupId, group);
            }

            return group.numbers;
        },

        addNumbers: function(groupId, numbers) {
            var group = axolotl.api.storage.get("group" + groupId);
            if (group === undefined)
                return undefined;

            for (var i in numbers) {
                var number = numbers[i];
                if (!textsecure.utils.isNumberSane(number))
                    throw new Error("Invalid number in set to add to group");
                if (group.numbers.indexOf(number) < 0) {
                    group.numbers.push(number);
                    group.numberRegistrationIds[number] = {};
                }
            }

            axolotl.api.storage.put("group" + groupId, group);
            return group.numbers;
        },

        deleteGroup: function(groupId) {
            axolotl.api.storage.remove("group" + groupId);
        },

        getGroup: function(groupId) {
            var group = axolotl.api.storage.get("group" + groupId);
            if (group === undefined)
                return undefined;

            return { id: groupId, numbers: group.numbers }; //TODO: avatar/name tracking
        },

        needUpdateByDeviceRegistrationId: function(groupId, number, encodedNumber, registrationId) {
            var group = axolotl.api.storage.get("group" + groupId);
            if (group === undefined)
                throw new Error("Unknown group for device registration id");

            if (group.numberRegistrationIds[number] === undefined)
                throw new Error("Unknown number in group for device registration id");

            if (group.numberRegistrationIds[number][encodedNumber] == registrationId)
                return false;

            var needUpdate = group.numberRegistrationIds[number][encodedNumber] !== undefined;
            group.numberRegistrationIds[number][encodedNumber] = registrationId;
            axolotl.api.storage.put("group" + groupId, group);
            return needUpdate;
        },
    };
})();

;(function() {

    function loadProtoBufs(filename) {
        return dcodeIO.ProtoBuf.loadProtoFile({root: 'protos', file: filename}).build('textsecure');
    };

    var pushMessages     = loadProtoBufs('IncomingPushMessageSignal.proto');
    var subProtocolMessages = loadProtoBufs('SubProtocol.proto');
    var deviceMessages   = loadProtoBufs('DeviceMessages.proto');

    window.textsecure = window.textsecure || {};
    window.textsecure.protobuf = {
        IncomingPushMessageSignal : pushMessages.IncomingPushMessageSignal,
        PushMessageContent        : pushMessages.PushMessageContent,
        ProvisioningUuid          : deviceMessages.ProvisioningUuid,
        ProvisionEnvelope         : deviceMessages.ProvisionEnvelope,
        ProvisionMessage          : deviceMessages.ProvisionMessage,
        DeviceControl             : deviceMessages.DeviceControl,
        WebSocketResponseMessage  : subProtocolMessages.WebSocketResponseMessage,
        WebSocketRequestMessage   : subProtocolMessages.WebSocketRequestMessage,
        WebSocketMessage          : subProtocolMessages.WebSocketMessage
    };
})();

/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
;(function(){
    'use strict';

    /*
     * var socket = textsecure.websocket(url);
     *
     * Returns an adamantium-reinforced super socket, capable of sending
     * app-level keep alives and automatically reconnecting.
     *
     */

    window.textsecure.websocket = function (url) {
        var socketWrapper = {
            onmessage    : function() {},
            ondisconnect : function() {},
        };
        var socket;
        var keepAliveTimer;
        var reconnectSemaphore = 0;
        var reconnectTimeout = 1000;

        function resetKeepAliveTimer() {
            clearTimeout(keepAliveTimer);
            keepAliveTimer = setTimeout(function() {
                socket.send(
                    new textsecure.protobuf.WebSocketMessage({
                        type: textsecure.protobuf.WebSocketMessage.Type.REQUEST,
                        request: { verb: 'GET', path: '/v1/keepalive' }
                    }).encode().toArrayBuffer()
                );

                resetKeepAliveTimer();
            }, 15000);
        };

        function reconnect(e) {
            reconnectSemaphore--;
            setTimeout(connect, reconnectTimeout);
            socketWrapper.ondisconnect(e);
        };

        function connect() {
            clearTimeout(keepAliveTimer);
            if (++reconnectSemaphore <= 0) { return; }

            if (socket) { socket.close(); }
            socket = new WebSocket(url);

            socket.onerror = reconnect;
            socket.onclose = reconnect;
            socket.onopen  = resetKeepAliveTimer;

            socket.onmessage = function(response) {
                socketWrapper.onmessage(response);
                resetKeepAliveTimer();
            };

            socketWrapper.send = function(msg) {
                socket.send(msg);
            }
        }

        connect();
        return socketWrapper;
    };
})();

/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
;(function(){
    'use strict';

    /*
     * WebSocket-Resources
     *
     * Create a request-response interface over websockets using the
     * WebSocket-Resources sub-protocol[1].
     *
     * var client = new WebSocketResource(socket, function(request) {
     *    request.respond(200, 'OK');
     * });
     *
     * client.sendRequest({
     *    verb: 'PUT',
     *    path: '/v1/messages',
     *    body: '{ some: "json" }',
     *    success: function(message, status, request) {...},
     *    error: function(message, status, request) {...}
     * });
     *
     * 1. https://github.com/WhisperSystems/WebSocket-Resources
     *
     */

    var Request = function(options) {
        this.verb    = options.verb || options.type;
        this.path    = options.path || options.url;
        this.body    = options.body || options.data;
        this.success = options.success
        this.error   = options.error
        this.id      = options.id;

        if (this.id === undefined) {
            var bits = new Uint32Array(2);
            window.crypto.getRandomValues(bits);
            this.id = dcodeIO.Long.fromBits(bits[0], bits[1], true);
        }
    };

    var IncomingWebSocketRequest = function(options) {
        var request = new Request(options);
        var socket = options.socket;

        this.verb = request.verb;
        this.path = request.path;
        this.body = request.body;

        this.respond = function(status, message) {
            socket.send(
                new textsecure.protobuf.WebSocketMessage({
                    type: textsecure.protobuf.WebSocketMessage.Type.RESPONSE,
                    response: { id: request.id, message: message, status: status }
                }).encode().toArrayBuffer()
            );
        };
    };

    var outgoing = {};
    var OutgoingWebSocketRequest = function(options, socket) {
        var request = new Request(options);
        outgoing[request.id] = request;
        socket.send(
            new textsecure.protobuf.WebSocketMessage({
                type: textsecure.protobuf.WebSocketMessage.Type.REQUEST,
                request: {
                    verb : request.verb,
                    path : request.path,
                    body : request.body,
                    id   : request.id
                }
            }).encode().toArrayBuffer()
        );
    };

    window.WebSocketResource = function(socket, handleRequest) {
        this.sendRequest = function(options) {
            return new OutgoingWebSocketRequest(options, socket);
        };

        socket.onmessage = function(socketMessage) {
            var blob = socketMessage.data;
            var reader = new FileReader();
            reader.onload = function() {
                var message = textsecure.protobuf.WebSocketMessage.decode(reader.result);
                if (message.type === textsecure.protobuf.WebSocketMessage.Type.REQUEST ) {
                    handleRequest(
                        new IncomingWebSocketRequest({
                            verb   : message.request.verb,
                            path   : message.request.path,
                            body   : message.request.body,
                            id     : message.request.id,
                            socket : socket
                        })
                    );
                }
                else if (message.type === textsecure.protobuf.WebSocketMessage.Type.RESPONSE ) {
                    var response = message.response;
                    var request = outgoing[response.id];
                    if (request) {
                        request.response = response;
                        var callback = request.error;
                        if (response.status >= 200 && response.status < 300) {
                            callback = request.success;
                        }

                        if (typeof callback === 'function') {
                            callback(response.message, response.status, request);
                        }
                    } else {
                        throw 'Received response for unknown request ' + message.response.id;
                    }
                }
            };
            reader.readAsArrayBuffer(blob);
        };
    };

}());

/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

window.textsecure = window.textsecure || {};

/*********************************
 *** Type conversion utilities ***
 *********************************/
// Strings/arrays
//TODO: Throw all this shit in favor of consistent types
//TODO: Namespace
var StaticByteBufferProto = new dcodeIO.ByteBuffer().__proto__;
var StaticArrayBufferProto = new ArrayBuffer().__proto__;
var StaticUint8ArrayProto = new Uint8Array().__proto__;
function getString(thing) {
    if (thing === Object(thing)) {
        if (thing.__proto__ == StaticUint8ArrayProto)
            return String.fromCharCode.apply(null, thing);
        if (thing.__proto__ == StaticArrayBufferProto)
            return getString(new Uint8Array(thing));
        if (thing.__proto__ == StaticByteBufferProto)
            return thing.toString("binary");
    }
    return thing;
}

function getStringable(thing) {
    return (typeof thing == "string" || typeof thing == "number" || typeof thing == "boolean" ||
            (thing === Object(thing) &&
                (thing.__proto__ == StaticArrayBufferProto ||
                thing.__proto__ == StaticUint8ArrayProto ||
                thing.__proto__ == StaticByteBufferProto)));
}

function isEqual(a, b, mayBeShort) {
    // TODO: Special-case arraybuffers, etc
    if (a === undefined || b === undefined)
        return false;
    a = getString(a);
    b = getString(b);
    var maxLength = mayBeShort ? Math.min(a.length, b.length) : Math.max(a.length, b.length);
    if (maxLength < 5)
        throw new Error("a/b compare too short");
    return a.substring(0, Math.min(maxLength, a.length)) == b.substring(0, Math.min(maxLength, b.length));
}

function toArrayBuffer(thing) {
    //TODO: Optimize this for specific cases
    if (thing === undefined)
        return undefined;
    if (thing === Object(thing) && thing.__proto__ == StaticArrayBufferProto)
        return thing;

    if (thing instanceof Array) {
        // Assuming Uint16Array from curve25519
        var res = new ArrayBuffer(thing.length * 2);
        var uint = new Uint16Array(res);
        for (var i = 0; i < thing.length; i++)
            uint[i] = thing[i];
        return res;
    }

    if (!getStringable(thing))
        throw new Error("Tried to convert a non-stringable thing of type " + typeof thing + " to an array buffer");
    var str = getString(thing);
    var res = new ArrayBuffer(str.length);
    var uint = new Uint8Array(res);
    for (var i = 0; i < str.length; i++)
        uint[i] = str.charCodeAt(i);
    return res;
}

// Number formatting utils
window.textsecure.utils = function() {
    var self = {};
    self.unencodeNumber = function(number) {
        return number.split(".");
    };

    self.isNumberSane = function(number) {
        return number[0] == "+" &&
            /^[0-9]+$/.test(number.substring(1));
    }

    /**************************
     *** JSON'ing Utilities ***
     **************************/
    function ensureStringed(thing) {
        if (getStringable(thing))
            return getString(thing);
        else if (thing instanceof Array) {
            var res = [];
            for (var i = 0; i < thing.length; i++)
                res[i] = ensureStringed(thing[i]);
            return res;
        } else if (thing === Object(thing)) {
            var res = {};
            for (var key in thing)
                res[key] = ensureStringed(thing[key]);
            return res;
        }
        throw new Error("unsure of how to jsonify object of type " + typeof thing);

    }

    self.jsonThing = function(thing) {
        return JSON.stringify(ensureStringed(thing));
    }

    return self;
}();

window.textsecure.throwHumanError = function(error, type, humanError) {
    var e = new Error(error);
    if (type !== undefined)
        e.name = type;
    e.humanError = humanError;
    throw e;
}

var handleAttachment = function(attachment) {
    function getAttachment() {
        return textsecure.api.getAttachment(attachment.id.toString());
    }

    function decryptAttachment(encrypted) {
        return textsecure.crypto.decryptAttachment(
            encrypted,
            attachment.key.toArrayBuffer()
        );
    }

    function updateAttachment(data) {
        attachment.data = data;
    }

    return getAttachment().
      then(decryptAttachment).
      then(updateAttachment);
};

textsecure.processDecrypted = function(decrypted, source) {

    // Now that its decrypted, validate the message and clean it up for consumer processing
    // Note that messages may (generally) only perform one action and we ignore remaining fields
    // after the first action.

    if (decrypted.flags == null)
        decrypted.flags = 0;

    if (decrypted.sync !== null && textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"))[0] != source)
        throw new Error("Got sync context on a message not from a peer device");

    if ((decrypted.flags & textsecure.protobuf.PushMessageContent.Flags.END_SESSION)
                == textsecure.protobuf.PushMessageContent.Flags.END_SESSION) {
        decrypted.body = null;
        decrypted.attachments = [];
        decrypted.group = null;
        if (decrypted.sync !== null) {
            // We didn't actually close the session - see axolotl_wrapper
            // so just throw an error since this message makes no sense
            throw new Error("Got a sync END_SESSION message");
        }
        return Promise.resolve(decrypted);
    }
    if (decrypted.flags != 0) {
        throw new Error("Unknown flags in message");
    }

    var promises = [];

    if (decrypted.group !== null) {
        decrypted.group.id = getString(decrypted.group.id);
        var existingGroup = textsecure.storage.groups.getNumbers(decrypted.group.id);
        if (existingGroup === undefined) {
            if (decrypted.group.type != textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE) {
                throw new Error("Got message for unknown group");
            }
            textsecure.storage.groups.createNewGroup(decrypted.group.members, decrypted.group.id);
            if (decrypted.group.avatar !== null) {
                promises.push(handleAttachment(decrypted.group.avatar));
            }
        } else {
            var fromIndex = existingGroup.indexOf(source);

            if (fromIndex < 0) {
                //TODO: This could be indication of a race...
                throw new Error("Sender was not a member of the group they were sending from");
            }

            switch(decrypted.group.type) {
            case textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE:
                if (decrypted.group.avatar !== null)
                    promises.push(handleAttachment(decrypted.group.avatar));

                if (decrypted.group.members.filter(function(number) { return !textsecure.utils.isNumberSane(number); }).length != 0)
                    throw new Error("Invalid number in new group members");

                if (existingGroup.filter(function(number) { decrypted.group.members.indexOf(number) < 0 }).length != 0)
                    throw new Error("Attempted to remove numbers from group with an UPDATE");
                decrypted.group.added = decrypted.group.members.filter(function(number) { return existingGroup.indexOf(number) < 0; });

                var newGroup = textsecure.storage.groups.addNumbers(decrypted.group.id, decrypted.group.added);
                if (newGroup.length != decrypted.group.members.length ||
                    newGroup.filter(function(number) { return decrypted.group.members.indexOf(number) < 0; }).length != 0) {
                    throw new Error("Error calculating group member difference");
                }

                //TODO: Also follow this path if avatar + name haven't changed (ie we should start storing those)
                if (decrypted.group.avatar === null && decrypted.group.added.length == 0 && decrypted.group.name === null) {
                    return;
                }

                decrypted.body = null;
                decrypted.attachments = [];

                break;
            case textsecure.protobuf.PushMessageContent.GroupContext.Type.QUIT:
                textsecure.storage.groups.removeNumber(decrypted.group.id, source);

                decrypted.body = null;
                decrypted.attachments = [];
            case textsecure.protobuf.PushMessageContent.GroupContext.Type.DELIVER:
                decrypted.group.name = null;
                decrypted.group.members = [];
                decrypted.group.avatar = null;

                break;
            default:
                throw new Error("Unknown group message type");
            }
        }
    }

    for (var i in decrypted.attachments) {
        promises.push(handleAttachment(decrypted.attachments[i]));
    }
    return Promise.all(promises).then(function() {
        return decrypted;
    });
}

window.textsecure.registerSingleDevice = function(number, verificationCode, stepDone) {
    var signalingKey = textsecure.crypto.getRandomBytes(32 + 20);
    textsecure.storage.putEncrypted('signaling_key', signalingKey);

    var password = btoa(getString(textsecure.crypto.getRandomBytes(16)));
    password = password.substring(0, password.length - 2);
    textsecure.storage.putEncrypted("password", password);

    var registrationId = new Uint16Array(textsecure.crypto.getRandomBytes(2))[0];
    registrationId = registrationId & 0x3fff;
    textsecure.storage.putUnencrypted("registrationId", registrationId);

    return textsecure.api.confirmCode(number, verificationCode, password, signalingKey, registrationId, true).then(function() {
        var numberId = number + ".1";
        textsecure.storage.putUnencrypted("number_id", numberId);
        textsecure.storage.putUnencrypted("regionCode", libphonenumber.util.getRegionCodeForNumber(number));
        stepDone(1);

        return axolotl.protocol.generateKeys().then(function(keys) {
            stepDone(2);
            return textsecure.api.registerKeys(keys).then(function() {
                stepDone(3);
            });
        });
    });
}

window.textsecure.registerSecondDevice = function(encodedProvisionEnvelope, cryptoInfo, stepDone) {
    var envelope = textsecure.protobuf.ProvisionEnvelope.decode(encodedProvisionEnvelope, 'binary');
    return cryptoInfo.decryptAndHandleDeviceInit(envelope).then(function(identityKey) {
        stepDone(1);

        var signalingKey = textsecure.crypto.getRandomBytes(32 + 20);
        textsecure.storage.putEncrypted('signaling_key', signalingKey);

        var password = btoa(getString(textsecure.crypto.getRandomBytes(16)));
        password = password.substring(0, password.length - 2);
        textsecure.storage.putEncrypted("password", password);

        var registrationId = new Uint16Array(textsecure.crypto.getRandomBytes(2))[0];
        registrationId = registrationId & 0x3fff;
        textsecure.storage.putUnencrypted("registrationId", registrationId);

        return textsecure.api.confirmCode(identityKey.number, identityKey.provisioningCode, password, signalingKey, registrationId, false).then(function(result) {
            var numberId = identityKey.number + "." + result.deviceId;
            textsecure.storage.putUnencrypted("number_id", numberId);
            textsecure.storage.putUnencrypted("regionCode", libphonenumber.util.getRegionCodeForNumber(identityKey.number));
            stepDone(2);

            return axolotl.protocol.generateKeys().then(function(keys) {
                stepDone(3);
                return textsecure.api.registerKeys(keys).then(function() {
                    stepDone(4);
                });
            });
        });
    });
};

/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
;(function() {
    "use strict";

    window.StringView = {

      /*
      * These functions from the Mozilla Developer Network
      * and have been placed in the public domain.
      * https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/Base64_encoding_and_decoding
      * https://developer.mozilla.org/en-US/docs/MDN/About#Copyrights_and_licenses
      */

      b64ToUint6: function(nChr) {
        return nChr > 64 && nChr < 91 ?
            nChr - 65
          : nChr > 96 && nChr < 123 ?
            nChr - 71
          : nChr > 47 && nChr < 58 ?
            nChr + 4
          : nChr === 43 ?
            62
          : nChr === 47 ?
            63
          :
            0;
      },

      base64ToBytes: function(sBase64, nBlocksSize) {
        var
          sB64Enc = sBase64.replace(/[^A-Za-z0-9\+\/]/g, ""), nInLen = sB64Enc.length,
          nOutLen = nBlocksSize ? Math.ceil((nInLen * 3 + 1 >> 2) / nBlocksSize) * nBlocksSize : nInLen * 3 + 1 >> 2;
        var aBBytes = new ArrayBuffer(nOutLen);
        var taBytes = new Uint8Array(aBBytes);

        for (var nMod3, nMod4, nUint24 = 0, nOutIdx = 0, nInIdx = 0; nInIdx < nInLen; nInIdx++) {
          nMod4 = nInIdx & 3;
          nUint24 |= StringView.b64ToUint6(sB64Enc.charCodeAt(nInIdx)) << 18 - 6 * nMod4;
          if (nMod4 === 3 || nInLen - nInIdx === 1) {
            for (nMod3 = 0; nMod3 < 3 && nOutIdx < nOutLen; nMod3++, nOutIdx++) {
              taBytes[nOutIdx] = nUint24 >>> (16 >>> nMod3 & 24) & 255;
            }
            nUint24 = 0;
          }
        }
        return aBBytes;
      },

      uint6ToB64: function(nUint6) {
        return nUint6 < 26 ?
            nUint6 + 65
          : nUint6 < 52 ?
            nUint6 + 71
          : nUint6 < 62 ?
            nUint6 - 4
          : nUint6 === 62 ?
            43
          : nUint6 === 63 ?
            47
          :
            65;
      },

      bytesToBase64: function(aBytes) {
        var nMod3, sB64Enc = "";
        for (var nLen = aBytes.length, nUint24 = 0, nIdx = 0; nIdx < nLen; nIdx++) {
          nMod3 = nIdx % 3;
          if (nIdx > 0 && (nIdx * 4 / 3) % 76 === 0) { sB64Enc += "\r\n"; }
          nUint24 |= aBytes[nIdx] << (16 >>> nMod3 & 24);
          if (nMod3 === 2 || aBytes.length - nIdx === 1) {
            sB64Enc += String.fromCharCode(
                            StringView.uint6ToB64(nUint24 >>> 18 & 63),
                            StringView.uint6ToB64(nUint24 >>> 12 & 63),
                            StringView.uint6ToB64(nUint24 >>> 6 & 63),
                            StringView.uint6ToB64(nUint24 & 63)
                      );
            nUint24 = 0;
          }
        }
        return sB64Enc.replace(/A(?=A$|$)/g, "=");
      }
    };
}());

/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

window.textsecure = window.textsecure || {};

window.textsecure.api = function () {
    'use strict';

    var self = {};

    /************************************************
     *** Utilities to communicate with the server ***
     ************************************************/
    // Staging server
    var URL_BASE    = "https://textsecure-service-staging.whispersystems.org";
    self.relay      = "textsecure-service-staging.whispersystems.org";
    var ATTACHMENT_HOST = "whispersystems-textsecure-attachments-staging.s3.amazonaws.com";

    // This is the real server
    //var URL_BASE  = "https://textsecure-service.whispersystems.org";

    var URL_CALLS = {};
    URL_CALLS.accounts   = "/v1/accounts";
    URL_CALLS.devices    = "/v1/devices";
    URL_CALLS.keys       = "/v2/keys";
    URL_CALLS.push       = "/v1/websocket";
    URL_CALLS.temp_push  = "/v1/websocket/provisioning";
    URL_CALLS.messages   = "/v1/messages";
    URL_CALLS.attachment = "/v1/attachments";

    /**
        * REQUIRED PARAMS:
        *   call:               URL_CALLS entry
        *   httpType:           POST/GET/PUT/etc
        * OPTIONAL PARAMS:
        *   success_callback:   function(response object) called on success
        *   error_callback:     function(http status code = -1 or != 200) called on failure
        *   urlParameters:      crap appended to the url (probably including a leading /)
        *   user:               user name to be sent in a basic auth header
        *   password:           password to be sent in a basic auth headerA
        *   do_auth:            alternative to user/password where user/password are figured out automagically
        *   jsonData:           JSON data sent in the request body
        */
    var doAjax = function (param) {
        if (param.urlParameters === undefined) {
            param.urlParameters = "";
        }

        if (param.do_auth) {
            param.user      = textsecure.storage.getUnencrypted("number_id");
            param.password  = textsecure.storage.getEncrypted("password");
        }

        return new Promise(function (resolve, reject) {
            $.ajax(URL_BASE + URL_CALLS[param.call] + param.urlParameters, {
                type        : param.httpType,
                data        : param.jsonData && textsecure.utils.jsonThing(param.jsonData),
                contentType : 'application/json; charset=utf-8',
                dataType    : 'json',

                beforeSend  : function (xhr) {
                                if (param.user       !== undefined &&
                                    param.password !== undefined)
                                        xhr.setRequestHeader("Authorization", "Basic " + btoa(getString(param.user) + ":" + getString(param.password)));
                                },

                success     : function(response, textStatus, jqXHR) {
                                    resolve(response);
                                },

                error       : function(jqXHR, textStatus, errorThrown) {
                    var code = jqXHR.status;
                    if (code === 200) {
                        // happens sometimes when we get no response
                        // (TODO: Fix server to return 204? instead)
                        resolve(null);
                        return;
                    }
                    if (code > 999 || code < 100)
                        code = -1;
                    try {
                        switch (code) {
                        case -1:
                            textsecure.throwHumanError(code, "HTTPError",
                                "Failed to connect to the server, please check your network connection.");
                        case 413:
                            textsecure.throwHumanError(code, "HTTPError",
                                "Rate limit exceeded, please try again later.");
                        case 403:
                            textsecure.throwHumanError(code, "HTTPError",
                                "Invalid code, please try again.");
                        case 417:
                            // TODO: This shouldn't be a thing?, but its in the API doc?
                            textsecure.throwHumanError(code, "HTTPError",
                                "Number already registered.");
                        case 401:
                            textsecure.throwHumanError(code, "HTTPError",
                                "Invalid authentication, most likely someone re-registered and invalidated our registration.");
                        case 404:
                            textsecure.throwHumanError(code, "HTTPError",
                                "Number is not registered with TextSecure.");
                        default:
                            textsecure.throwHumanError(code, "HTTPError",
                                "The server rejected our query, please file a bug report.");
                        }
                    } catch (e) {
                        if (jqXHR.responseJSON)
                            e.response = jqXHR.responseJSON;
                        reject(e);
                    }
                }
            });
        });
    };

    function requestVerificationCode(number, transport) {
        return doAjax({
            call                : 'accounts',
            httpType            : 'GET',
            urlParameters       : '/' + transport + '/code/' + number,
        });
    };
    self.requestVerificationSMS = function(number) {
        return requestVerificationCode(number, 'sms');
    };
    self.requestVerificationVoice = function(number) {
        return requestVerificationCode(number, 'voice');
    };

    self.confirmCode = function(number, code, password,
                                signaling_key, registrationId, single_device) {
            var call = single_device ? 'accounts' : 'devices';
            var urlPrefix = single_device ? '/code/' : '/';

            return doAjax({
                call                : call,
                httpType            : 'PUT',
                urlParameters       : urlPrefix + code,
                user                : number,
                password            : password,
                jsonData            : { signalingKey        : btoa(getString(signaling_key)),
                                            supportsSms     : false,
                                            fetchesMessages : true,
                                            registrationId  : registrationId}
            });
    };

    self.registerKeys = function(genKeys) {
        var keys = {};
        keys.identityKey = btoa(getString(genKeys.identityKey));
        keys.signedPreKey = {keyId: genKeys.signedPreKey.keyId, publicKey: btoa(getString(genKeys.signedPreKey.publicKey)),
                            signature: btoa(getString(genKeys.signedPreKey.signature))};

        keys.preKeys = [];
        var j = 0;
        for (var i in genKeys.preKeys)
            keys.preKeys[j++] = {keyId: i, publicKey: btoa(getString(genKeys.preKeys[i].publicKey))};

        //TODO: This is just to make the server happy (v2 clients should choke on publicKey),
        // it needs removed before release
        keys.lastResortKey = {keyId: 0x7fffFFFF, publicKey: btoa("42")};

        return doAjax({
            call                : 'keys',
            httpType            : 'PUT',
            do_auth             : true,
            jsonData            : keys,
        });
    };

    self.getKeysForNumber = function(number, deviceId) {
        if (deviceId === undefined)
            deviceId = "*";

        return doAjax({
            call                : 'keys',
            httpType            : 'GET',
            do_auth             : true,
            urlParameters       : "/" + number + "/" + deviceId,
        }).then(function(res) {
            var promises = [];
            res.identityKey = StringView.base64ToBytes(res.identityKey);
            for (var i = 0; i < res.devices.length; i++) {
                res.devices[i].signedPreKey.publicKey = StringView.base64ToBytes(res.devices[i].signedPreKey.publicKey);
                res.devices[i].signedPreKey.signature = StringView.base64ToBytes(res.devices[i].signedPreKey.signature);
                res.devices[i].preKey.publicKey = StringView.base64ToBytes(res.devices[i].preKey.publicKey);
                //TODO: Is this still needed?
                //if (res.devices[i].keyId === undefined)
                //  res.devices[i].keyId = 0;
            }
            return res;
        });
    };

    self.sendMessages = function(destination, messageArray) {
        //TODO: Do this conversion somewhere else?
        for (var i = 0; i < messageArray.length; i++)
            messageArray[i].body = btoa(messageArray[i].body);
        var jsonData = { messages: messageArray };
        if (messageArray[0].relay !== undefined)
            jsonData.relay = messageArray[0].relay;
        jsonData.timestamp = messageArray[0].timestamp;

        return doAjax({
            call                : 'messages',
            httpType            : 'PUT',
            urlParameters       : '/' + destination,
            do_auth             : true,
            jsonData            : jsonData,
        });
    };

    self.getAttachment = function(id) {
        return doAjax({
            call                : 'attachment',
            httpType            : 'GET',
            urlParameters       : '/' + id,
            do_auth             : true,
        }).then(function(response) {
            return new Promise(function(resolve, reject) {
                $.ajax(response.location, {
                    type        : "GET",
                    xhrFields: {
                        responseType: "arraybuffer"
                    },
                    headers: {
                        "Content-Type": "application/octet-stream"
                    },

                    success     : function(response, textStatus, jqXHR) {
                                        resolve(response);
                                    },

                    error       : function(jqXHR, textStatus, errorThrown) {
                                        var code = jqXHR.status;
                                        if (code > 999 || code < 100)
                                            code = -1;

                                        var e = new Error(code);
                                        e.name = "HTTPError";
                                        if (jqXHR.responseJSON)
                                            e.response = jqXHR.responseJSON;
                                        reject(e);
                                    }
                });
            });
        });
    };

    var id_regex = RegExp( "^https:\/\/" + ATTACHMENT_HOST + "\/(\\d+)\?");
    self.putAttachment = function(encryptedBin) {
        return doAjax({
            call     : 'attachment',
            httpType : 'GET',
            do_auth  : true,
        }).then(function(response) {
            return new Promise(function(resolve, reject) {
                $.ajax(response.location, {
                    type        : "PUT",
                    headers     : {"Content-Type" : "application/octet-stream"},
                    data        : encryptedBin,
                    processData : false,
                    success     : function() {
                        try {
                            // Parse the id as a string from the location url
                            // (workaround for ids too large for Javascript numbers)
                            var id = response.location.match(id_regex)[1];
                            resolve(id);
                        } catch(e) {
                            reject(e);
                        }
                    },
                    error   : function(jqXHR, textStatus, errorThrown) {
                        var code = jqXHR.status;
                        if (code > 999 || code < 100)
                            code = -1;

                        var e = new Error(code);
                        e.name = "HTTPError";
                        if (jqXHR.responseJSON)
                            e.response = jqXHR.responseJSON;
                        reject(e);
                    }
                });
            });
        });
    };

    var getWebsocket = function(url, auth, reconnectTimeout) {
        var URL = URL_BASE.replace(/^http/g, 'ws') + url + '/?';
        var params = '';
        if (auth) {
            var user = textsecure.storage.getUnencrypted("number_id");
            var password = textsecure.storage.getEncrypted("password");
            var params = $.param({
                login: '+' + user.substring(1),
                password: password
            });
        }
        return window.textsecure.websocket(URL+params)
    }

    self.getMessageWebsocket = function() {
        return getWebsocket(URL_CALLS['push'], true, 1000);
    }

    self.getTempWebsocket = function() {
        return getWebsocket(URL_CALLS['temp_push'], false, 1000);
    }

    return self;
}();

/* vim: ts=4:sw=4:expandtab
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
// sendMessage(numbers = [], message = PushMessageContentProto, callback(success/failure map))
window.textsecure.messaging = function() {
    'use strict';

    var self = {};

    //TODO: Dont hit disk for any of the key-fetching!
    function getKeysForNumber(number, updateDevices) {
        var handleResult = function(response) {
            for (var i in response.devices) {
                if (updateDevices === undefined || updateDevices.indexOf(response.devices[i].deviceId) > -1)
                    textsecure.storage.devices.saveKeysToDeviceObject({
                        encodedNumber: number + "." + response.devices[i].deviceId,
                        identityKey: response.identityKey,
                        preKey: response.devices[i].preKey.publicKey,
                        preKeyId: response.devices[i].preKey.keyId,
                        signedKey: response.devices[i].signedPreKey.publicKey,
                        signedKeyId: response.devices[i].signedPreKey.keyId,
                        signedKeySignature: response.devices[i].signedPreKey.signature,
                        registrationId: response.devices[i].registrationId
                    });
            }
        };

        var promises = [];
        if (updateDevices !== undefined)
            for (var i in updateDevices)
                promises[promises.length] = textsecure.api.getKeysForNumber(number, updateDevices[i]).then(handleResult);
        else
            return textsecure.api.getKeysForNumber(number).then(handleResult);

        return Promise.all(promises);
    }

    // success_callback(server success/failure map), error_callback(error_msg)
    // message == PushMessageContentProto (NOT STRING)
    function sendMessageToDevices(timestamp, number, deviceObjectList, message, success_callback, error_callback) {
        var jsonData = [];
        var relay = undefined;
        var promises = [];

        var addEncryptionFor = function(i) {
            if (deviceObjectList[i].relay !== undefined) {
                if (relay === undefined)
                    relay = deviceObjectList[i].relay;
                else if (relay != deviceObjectList[i].relay)
                    return new Promise(function() { throw new Error("Mismatched relays for number " + number); });
            } else {
                if (relay === undefined)
                    relay = "";
                else if (relay != "")
                    return new Promise(function() { throw new Error("Mismatched relays for number " + number); });
            }

            return axolotl.protocol.encryptMessageFor(deviceObjectList[i], message).then(function(encryptedMsg) {
                textsecure.storage.devices.removeTempKeysFromDevice(deviceObjectList[i].encodedNumber);
                var registrationId = deviceObjectList[i].registrationId || deviceObjectList[i].sessions.registrationId;

                jsonData[i] = {
                    type: encryptedMsg.type,
                    destinationDeviceId: textsecure.utils.unencodeNumber(deviceObjectList[i].encodedNumber)[1],
                    destinationRegistrationId: registrationId,
                    body: encryptedMsg.body,
                    timestamp: timestamp
                };

                if (deviceObjectList[i].relay !== undefined)
                    jsonData[i].relay = deviceObjectList[i].relay;
            });
        }

        for (var i = 0; i < deviceObjectList.length; i++)
            promises[i] = addEncryptionFor(i);
        return Promise.all(promises).then(function() {
            return textsecure.api.sendMessages(number, jsonData);
        });
    }

    var makeAttachmentPointer;
    var refreshGroup = function(number, groupId, devicesForNumber) {
        groupId = getString(groupId);

        var doUpdate = false;
        for (var i in devicesForNumber) {
            var registrationId = devicesForNumber[i].registrationId || devicesForNumber[i].sessions.registrationId;
            if (textsecure.storage.groups.needUpdateByDeviceRegistrationId(groupId, number, devicesForNumber[i].encodedNumber, registrationId))
                doUpdate = true;
        }
        if (!doUpdate)
            return Promise.resolve(true);

        var group = textsecure.storage.groups.getGroup(groupId);
        var numberIndex = group.numbers.indexOf(number);
        if (numberIndex < 0) // This is potentially a multi-message rare racing-AJAX race
            return Promise.reject("Tried to refresh group to non-member");

        var proto = new textsecure.protobuf.PushMessageContent();
        proto.group = new textsecure.protobuf.PushMessageContent.GroupContext();

        proto.group.id = toArrayBuffer(group.id);
        proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE;
        proto.group.members = group.numbers;
        proto.group.name = group.name === undefined ? null : group.name;

        if (group.avatar !== undefined) {
            return makeAttachmentPointer(group.avatar).then(function(attachment) {
                proto.group.avatar = attachment;
                return sendMessageToDevices(Date.now(), number, devicesForNumber, proto);
            });
        } else {
            return sendMessageToDevices(Date.now(), number, devicesForNumber, proto);
        }
    }

    var tryMessageAgain = function(number, encodedMessage, message_id) {
        var message = new Whisper.MessageCollection().add({id: message_id});
        message.fetch().then(function() {
            //TODO: Encapsuate with the rest of textsecure.storage.devices
            textsecure.storage.removeEncrypted("devices" + number);
            var proto = textsecure.protobuf.PushMessageContent.decode(encodedMessage, 'binary');
            sendMessageProto(message.get('sent_at'), [number], proto, function(res) {
                if (res.failure.length > 0)
                    message.set('errors', res.failure);
                else
                    message.set('errors', []);
                message.save().then(function(){
                    extension.trigger('message', message); // notify frontend listeners
                });
            });
        });
    };
    textsecure.replay.registerFunction(tryMessageAgain, textsecure.replay.Type.SEND_MESSAGE);

    var sendMessageProto = function(timestamp, numbers, message, callback) {
        var numbersCompleted = 0;
        var errors = [];
        var successfulNumbers = [];

        var numberCompleted = function() {
            numbersCompleted++;
            if (numbersCompleted >= numbers.length)
                callback({success: successfulNumbers, failure: errors});
        }

        var registerError = function(number, message, error) {
            if (error) {
                if (error.humanError)
                    message = error.humanError;
            } else
                error = new Error(message);
            errors[errors.length] = { number: number, reason: message, error: error };
            numberCompleted();
        }

        var doSendMessage;
        var reloadDevicesAndSend = function(number, recurse) {
            return function() {
                var devicesForNumber = textsecure.storage.devices.getDeviceObjectsForNumber(number);
                if (devicesForNumber.length == 0)
                    return registerError(number, "Got empty device list when loading device keys", null);
                doSendMessage(number, devicesForNumber, recurse);
            }
        }

        doSendMessage = function(number, devicesForNumber, recurse) {
            var groupUpdate = Promise.resolve(true);
            if (message.group && message.group.id && message.group.type != textsecure.protobuf.PushMessageContent.GroupContext.Type.QUIT)
                groupUpdate = refreshGroup(number, message.group.id, devicesForNumber);
            return groupUpdate.then(function() {
                return sendMessageToDevices(timestamp, number, devicesForNumber, message).then(function(result) {
                    successfulNumbers[successfulNumbers.length] = number;
                    numberCompleted();
                });
            }).catch(function(error) {
                if (error instanceof Error && error.name == "HTTPError" && (error.message == 410 || error.message == 409)) {
                    if (!recurse)
                        return registerError(number, "Hit retry limit attempting to reload device list", error);

                    if (error.message == 409)
                        textsecure.storage.devices.removeDeviceIdsForNumber(number, error.response.extraDevices);

                    var resetDevices = ((error.message == 410) ? error.response.staleDevices : error.response.missingDevices);
                    getKeysForNumber(number, resetDevices)
                        .then(reloadDevicesAndSend(number, false))
                        .catch(function(error) {
                            if (error.message !== "Identity key changed")
                                registerError(number, "Failed to reload device keys", error);
                            else {
                                error = new textsecure.OutgoingIdentityKeyError(number, getString(message.encode()));
                                registerError(number, "Identity key changed", error);
                            }
                        });
                } else
                    registerError(number, "Failed to create or send message", error);
            });
        }

        var getDevicesAndSendToNumber = function(number) {
            var devicesForNumber = textsecure.storage.devices.getDeviceObjectsForNumber(number);

            var promises = [];
            for (var j in devicesForNumber)
                if (devicesForNumber[j].sessions === undefined || !devicesForNumber[j].sessions.haveOpenSession())
                    promises[promises.length] = getKeysForNumber(number, [parseInt(textsecure.utils.unencodeNumber(devicesForNumber[j].encodedNumber)[1])]);

            Promise.all(promises).then(function() {
                devicesForNumber = textsecure.storage.devices.getDeviceObjectsForNumber(number);

                if (devicesForNumber.length == 0) {
                    getKeysForNumber(number)
                        .then(reloadDevicesAndSend(number, true))
                        .catch(function(error) {
                            registerError(number, "Failed to retreive new device keys for number " + number, error);
                        });
                } else
                    doSendMessage(number, devicesForNumber, true);
            });
        }

        for (var i in numbers)
            getDevicesAndSendToNumber(numbers[i]);
    }

    makeAttachmentPointer = function(attachment) {
        var proto = new textsecure.protobuf.PushMessageContent.AttachmentPointer();
        proto.key = textsecure.crypto.getRandomBytes(64);

        var iv = textsecure.crypto.getRandomBytes(16);
        return textsecure.crypto.encryptAttachment(attachment.data, proto.key, iv).then(function(encryptedBin) {
            return textsecure.api.putAttachment(encryptedBin).then(function(id) {
                proto.id = id;
                proto.contentType = attachment.contentType;
                return proto;
            });
        });
    }

    var sendIndividualProto = function(number, proto, timestamp) {
        return new Promise(function(resolve, reject) {
            sendMessageProto(timestamp, [number], proto, function(res) {
                if (res.failure.length > 0)
                    reject(res.failure);
                else
                    resolve();
            });
        });
    }

    var sendSyncMessage = function(message, timestamp, destination) {
        var numberDevice = textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"));
        var myNumber = numberDevice[0];
        var myDevice = numberDevice[1];
        if (myDevice != 1) {
            var sync_message = textsecure.protobuf.PushMessageContent.decode(message.encode());
            sync_message.sync = new textsecure.protobuf.PushMessageContent.SyncMessageContext();
            sync_message.sync.destination = destination;
            sync_message.sync.timestamp = timestamp;
            return sendIndividualProto(myNumber, sync_message, Date.now());
        }
    }

    var sendGroupProto = function(numbers, proto, timestamp) {
        timestamp = timestamp || Date.now();
        var me = textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"))[0];
        numbers = numbers.filter(function(number) { return number != me; });

        return new Promise(function(resolve, reject) {
            sendMessageProto(timestamp, numbers, proto, function(res) {
                if (res.failure.length > 0)
                    reject(res.failure);
                else
                    resolve();
            });
        }).then(function() {
            return sendSyncMessage(proto, timestamp, getString(proto.group.id));
        });
    }

    self.sendMessageToNumber = function(number, messageText, attachments, timestamp) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.body = messageText;

        var promises = [];
        for (var i in attachments)
            promises.push(makeAttachmentPointer(attachments[i]));
        return Promise.all(promises).then(function(attachmentsArray) {
            proto.attachments = attachmentsArray;
            return sendIndividualProto(number, proto, timestamp).then(function() {
                return sendSyncMessage(proto, timestamp, number);
            });
        });
    }

    self.closeSession = function(number) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.body = "TERMINATE";
        proto.flags = textsecure.protobuf.PushMessageContent.Flags.END_SESSION;
        return sendIndividualProto(number, proto, Date.now()).then(function(res) {
            var devices = textsecure.storage.devices.getDeviceObjectsForNumber(number);
            for (var i in devices)
                axolotl.protocol.closeOpenSessionForDevice(devices[i].encodedNumber);

            return res;
        });
    }

    self.sendMessageToGroup = function(groupId, messageText, attachments, timestamp) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.body = messageText;
        proto.group = new textsecure.protobuf.PushMessageContent.GroupContext();
        proto.group.id = toArrayBuffer(groupId);
        proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.DELIVER;

        var numbers = textsecure.storage.groups.getNumbers(groupId);
        if (numbers === undefined)
            return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); });

        var promises = [];
        for (var i in attachments)
            promises.push(makeAttachmentPointer(attachments[i]));
        return Promise.all(promises).then(function(attachmentsArray) {
            proto.attachments = attachmentsArray;
            return sendGroupProto(numbers, proto, timestamp);
        });
    }

    self.createGroup = function(numbers, name, avatar) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.group = new textsecure.protobuf.PushMessageContent.GroupContext();

        var group = textsecure.storage.groups.createNewGroup(numbers);
        proto.group.id = toArrayBuffer(group.id);
        var numbers = group.numbers;

        proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE;
        proto.group.members = numbers;
        proto.group.name = name;

        if (avatar !== undefined) {
            return makeAttachmentPointer(avatar).then(function(attachment) {
                proto.group.avatar = attachment;
                return sendGroupProto(numbers, proto).then(function() {
                    return proto.group.id;
                });
            });
        } else {
            return sendGroupProto(numbers, proto).then(function() {
                return proto.group.id;
            });
        }
    }

    self.updateGroup = function(groupId, name, avatar, numbers) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.group = new textsecure.protobuf.PushMessageContent.GroupContext();

        proto.group.id = toArrayBuffer(groupId);
        proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE;
        proto.group.name = name;

        var numbers = textsecure.storage.groups.addNumbers(groupId, numbers);
        if (numbers === undefined) {
            return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); });
        }
        proto.group.members = numbers;

        if (avatar !== undefined) {
            return makeAttachmentPointer(avatar).then(function(attachment) {
                proto.group.avatar = attachment;
                return sendGroupProto(numbers, proto).then(function() {
                    return proto.group.id;
                });
            });
        } else {
            return sendGroupProto(numbers, proto).then(function() {
                return proto.group.id;
            });
        }
    }

    self.addNumberToGroup = function(groupId, number) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.group = new textsecure.protobuf.PushMessageContent.GroupContext();
        proto.group.id = toArrayBuffer(groupId);
        proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE;

        var numbers = textsecure.storage.groups.addNumbers(groupId, [number]);
        if (numbers === undefined)
            return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); });
        proto.group.members = numbers;

        return sendGroupProto(numbers, proto);
    }

    self.setGroupName = function(groupId, name) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.group = new textsecure.protobuf.PushMessageContent.GroupContext();
        proto.group.id = toArrayBuffer(groupId);
        proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE;
        proto.group.name = name;

        var numbers = textsecure.storage.groups.getNumbers(groupId);
        if (numbers === undefined)
            return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); });
        proto.group.members = numbers;

        return sendGroupProto(numbers, proto);
    }

    self.setGroupAvatar = function(groupId, avatar) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.group = new textsecure.protobuf.PushMessageContent.GroupContext();
        proto.group.id = toArrayBuffer(groupId);
        proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE;

        var numbers = textsecure.storage.groups.getNumbers(groupId);
        if (numbers === undefined)
            return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); });
        proto.group.members = numbers;

        return makeAttachmentPointer(avatar).then(function(attachment) {
            proto.group.avatar = attachment;
            return sendGroupProto(numbers, proto);
        });
    }

    self.leaveGroup = function(groupId) {
        var proto = new textsecure.protobuf.PushMessageContent();
        proto.group = new textsecure.protobuf.PushMessageContent.GroupContext();
        proto.group.id = toArrayBuffer(groupId);
        proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.QUIT;

        var numbers = textsecure.storage.groups.getNumbers(groupId);
        if (numbers === undefined)
            return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); });
        textsecure.storage.groups.deleteGroup(groupId);

        return sendGroupProto(numbers, proto);
    }

    return self;
}();