Fixed menu scrolling; deleted unused header

ui.c

@@ -70,6 +70,18 @@ void ui_msg(const char *txt)
 static uint8_t display_cur_v = 0;
 static uint8_t menu_selection = 0;
 
+void ui_menu_autoscroll(void)
+{
+    int lines = CurrentMenu->entry_n;
+    if ((lines < 5) || (menu_selection < 2))
+        display_cur_v = 0;
+    else if (menu_selection > lines - 2)
+        display_cur_v = 0x40 - ((lines - 4) * 8);
+    else
+        display_cur_v = 0x40 - ((menu_selection - 2) * 8);
+    display_scroll(NULL, display_cur_v);
+}
+
 static void ui_display_menu_refresh(void)
 {
     const struct display_menu *menu = CurrentMenu;
@@ -78,8 +90,8 @@ static void ui_display_menu_refresh(void)
     display_scroll(NULL, display_cur_v);
     display_clear(NULL);
 
-    for (i = menu->entry_n - 1; i >= 0; i--) {
-        vline = i + 5;
+    for (i = 0; i < menu->entry_n; i++) {
+        vline = i + 4;
         if (vline > 7)
             vline -= 8;
         if (i == menu_selection)
@@ -118,30 +130,17 @@ void ui_button_press(uint8_t b, int hold)
     if (b == '-') {
         if (menu_selection > 0) {
             menu_selection--;
-            if ((display_cur_v / 8) - (menu_selection > 2)) {
-                int s;
-                s = display_cur_v + 8;
-                if (s > 0x3f)
-                    s = 0;
-                display_cur_v = (uint8_t)s;
-                display_scroll(NULL, display_cur_v);
-            }
+            ui_menu_autoscroll();
+            ui_display_menu_refresh();
         }
     }
     if (b == '+') {
         if (menu_selection < CurrentMenu->entry_n - 1) {
             menu_selection++;
-            if ((menu_selection - display_cur_v / 8) > 2) {
-                int s;
-                s = display_cur_v - 8;
-                if (s < 0)
-                    s = 0x40 - 8;
-                display_cur_v = (uint8_t)s;
-                display_scroll(NULL, display_cur_v);
-            }
+            ui_menu_autoscroll();
+            ui_display_menu_refresh();
         }
     }
-    ui_display_menu_refresh();
 }
 
 void ui_init(void)

user_settings.h

@@ -1,56 +0,0 @@
-/* user_settings.h
- */
-
-#ifndef H_USER_SETTINGS_
-#define H_USER_SETTINGS_
-
-/* System */
-#define WOLFSSL_GENERAL_ALIGNMENT 4
-#define SINGLE_THREADED
-//#define WOLFSSL_SMALL_STACK
-#define WOLFCRYPT_ONLY
-#define TFM_TIMING_RESISTANT
-#define HAVE_CHACHA
-#define HAVE_SHA256
-#define HAVE_PBKDF2
-#define HAVE_AES
-#define HAVE_AES_CBC
-#define HAVE_AES_DECRYPT
-
-#define CUSTOM_RAND_GENERATE random_uint32
-#define CUSTOM_RAND_TYPE uint32_t
-
-
-#define WOLFSSL_SP
-#define WOLFSSL_SP_SMALL
-#define WOLFSSL_SP_MATH
-#define SP_WORD_SIZE 32
-#define SINGLE_THREADED
-
-/* Disables - For minimum wolfCrypt build */
-#define NO_CMAC
-#define NO_CODING
-#define NO_RSA
-#define NO_BIG_INT
-#define NO_ASN
-#define NO_RC4
-#define NO_SHA
-#define NO_DH
-#define NO_DSA
-#define NO_MD4
-#define NO_RABBIT
-#define NO_MD5
-#define NO_SIG_WRAPPER
-#define NO_CERT
-#define NO_SESSION_CACHE
-#define NO_HC128
-#define NO_DES3
-#define NO_WRITEV
-#define NO_DEV_RANDOM
-#define NO_FILESYSTEM
-#define NO_MAIN_DRIVER
-#define NO_OLD_RNGNAME
-#define NO_WOLFSSL_DIR
-#define WOLFSSL_NO_SOCK
-
-#endif /* !H_USER_SETTINGS_ */