proxychains-ng/src/daemon/udpserver.h

49 lines
1.3 KiB
C

#ifndef SERVER_H
#define SERVER_H
#undef _POSIX_C_SOURCE
#define _POSIX_C_SOURCE 200809L
#include <sys/socket.h>
#include <netdb.h>
#include <netinet/in.h>
#pragma RcB2 DEP "udpserver.c"
union sockaddr_union {
struct sockaddr_in v4;
struct sockaddr_in6 v6;
};
#define SOCKADDR_UNION_AF(PTR) (PTR)->v4.sin_family
#define SOCKADDR_UNION_LENGTH(PTR) ( \
( SOCKADDR_UNION_AF(PTR) == AF_INET ) ? sizeof((PTR)->v4) : ( \
( SOCKADDR_UNION_AF(PTR) == AF_INET6 ) ? sizeof((PTR)->v6) : 0 ) )
#define SOCKADDR_UNION_ADDRESS(PTR) ( \
( SOCKADDR_UNION_AF(PTR) == AF_INET ) ? (void*) &(PTR)->v4.sin_addr : ( \
( SOCKADDR_UNION_AF(PTR) == AF_INET6 ) ? (void*) &(PTR)->v6.sin6_addr : (void*) 0 ) )
#define SOCKADDR_UNION_PORT(PTR) ( \
( SOCKADDR_UNION_AF(PTR) == AF_INET ) ? (PTR)->v4.sin_port : ( \
( SOCKADDR_UNION_AF(PTR) == AF_INET6 ) ? (PTR)->v6.sin6_port : 0 ) )
struct client {
union sockaddr_union addr;
};
struct server {
int fd;
};
int resolve(const char *host, unsigned short port, struct addrinfo** addr);
int resolve_sa(const char *host, unsigned short port, union sockaddr_union *res);
int bindtoip(int fd, union sockaddr_union *bindaddr);
int server_waitclient(struct server *server, struct client* client, void* buf, size_t *buflen);
int server_setup(struct server *server, const char* listenip, unsigned short port);
#endif