84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
#ifndef QUECTONET_H
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#define QUECTONET_H
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#include <stdint.h>
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/* Types */
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struct ipstack;
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typedef uint32_t ip4;
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/* Macros, compiler specific. */
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#define PACKED __attribute__((packed))
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#define ee16(x) __builtin_bswap16(x)
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#define ee32(x) __builtin_bswap32(x)
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#define DEBUG
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#ifdef DEBUG
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#include <stdio.h>
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#define LOG(fmt, ...) printf(fmt, ##__VA_ARGS__)
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#else
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#define LOG(fmt, ...) do{}while(0)
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#endif
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/* Device driver interface */
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/* Struct to contain a hw device description */
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struct ll {
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uint8_t mac[6];
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uint8_t ifname[16];
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/* poll function */
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int (*poll)(struct ll *ll, void *buf, int len);
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/* send function */
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int (*send)(struct ll *ll, void *buf, int len);
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};
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/* Struct to contain an IP device configuration */
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struct ipconf {
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struct ll *ll;
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ip4 ip;
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ip4 mask;
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ip4 gw;
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};
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/* Socket interface */
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#ifndef NATIVE_POSIX_SOCKET
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#define IPSTACK_SOCK_STREAM 1
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#define IPSTACK_SOCK_DGRAM 2
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struct ipstack_sockaddr_in {
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uint16_t sin_family;
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uint16_t sin_port;
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struct sin_addr { uint32_t s_addr; } sin_addr;
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};
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struct ipstack_sockaddr { uint16_t sa_family; };
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typedef uint32_t socklen_t;
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#ifndef AF_INET
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#define AF_INET 2
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#endif
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#endif
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int posix_socket(struct ipstack *s, int domain, int type, int protocol);
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int posix_bind(struct ipstack *s, int sockfd, const struct ipstack_sockaddr *addr, socklen_t addrlen);
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int posix_listen(struct ipstack *s, int sockfd, int backlog);
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int posix_accept(struct ipstack *s, int sockfd, struct ipstack_sockaddr *addr, socklen_t *addrlen);
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int posix_connect(struct ipstack *s, int sockfd, const struct ipstack_sockaddr *addr, socklen_t addrlen);
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int posix_sendto(struct ipstack *s, int sockfd, const void *buf, size_t len, int flags, const struct ipstack_sockaddr *dest_addr, socklen_t addrlen);
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int posix_recvfrom(struct ipstack *s, int sockfd, void *buf, size_t len, int flags, struct ipstack_sockaddr *src_addr, socklen_t *addrlen);
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int posix_close(struct ipstack *s, int sockfd);
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int posix_getpeername(struct ipstack *s, int sockfd, struct ipstack_sockaddr *addr, socklen_t *addrlen);
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int posix_getsockname(struct ipstack *s, int sockfd, struct ipstack_sockaddr *addr, socklen_t *addrlen);
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int dhcp_client_init(struct ipstack *s);
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int dhcp_bound(struct ipstack *s);
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/* IP stack interface */
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void ipstack_init(struct ipstack *s);
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void ipstack_init_static(struct ipstack **s);
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int ipstack_poll(struct ipstack *s, uint64_t now);
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void ipstack_ipconfig_set(struct ipstack *s, ip4 ip, ip4 mask, ip4 gw);
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void ipstack_ipconfig_get(struct ipstack *s, ip4 *ip, ip4 *mask, ip4 *gw);
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struct ll *ipstack_getdev(struct ipstack *s);
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ip4 atoip4(const char *ip);
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#endif
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