#define __FORCE_GLIBC #include #include #include #include extern int socketcall(int call, unsigned long *args); /* Various socketcall numbers */ #define SYS_SOCKET 1 #define SYS_BIND 2 #define SYS_CONNECT 3 #define SYS_LISTEN 4 #define SYS_ACCEPT 5 #define SYS_GETSOCKNAME 6 #define SYS_GETPEERNAME 7 #define SYS_SOCKETPAIR 8 #define SYS_SEND 9 #define SYS_RECV 10 #define SYS_SENDTO 11 #define SYS_RECVFROM 12 #define SYS_SHUTDOWN 13 #define SYS_SETSOCKOPT 14 #define SYS_GETSOCKOPT 15 #define SYS_SENDMSG 16 #define SYS_RECVMSG 17 #ifdef L_accept int __libc_accept(int s, struct sockaddr *addr, socklen_t * addrlen) { unsigned long args[3]; args[0] = s; args[1] = (unsigned long) addr; args[2] = (unsigned long) addrlen; return socketcall(SYS_ACCEPT, args); } weak_alias(__libc_accept, accept); #endif #ifdef L_bind int bind(int sockfd, const struct sockaddr *myaddr, socklen_t addrlen) { unsigned long args[3]; args[0] = sockfd; args[1] = (unsigned long) myaddr; args[2] = addrlen; return socketcall(SYS_BIND, args); } #endif #ifdef L_connect int __libc_connect(int sockfd, const struct sockaddr *saddr, socklen_t addrlen) { unsigned long args[3]; args[0] = sockfd; args[1] = (unsigned long) saddr; args[2] = addrlen; return socketcall(SYS_CONNECT, args); } weak_alias(__libc_connect, connect); #endif #ifdef L_getpeername int getpeername(int sockfd, struct sockaddr *addr, socklen_t * paddrlen) { unsigned long args[3]; args[0] = sockfd; args[1] = (unsigned long) addr; args[2] = (unsigned long) paddrlen; return socketcall(SYS_GETPEERNAME, args); } #endif #ifdef L_getsockname int getsockname(int sockfd, struct sockaddr *addr, socklen_t * paddrlen) { unsigned long args[3]; args[0] = sockfd; args[1] = (unsigned long) addr; args[2] = (unsigned long) paddrlen; return socketcall(SYS_GETSOCKNAME, args); } #endif #ifdef L_getsockopt int getsockopt(int fd, int level, int optname, __ptr_t optval, socklen_t * optlen) { unsigned long args[5]; args[0] = fd; args[1] = level; args[2] = optname; args[3] = (unsigned long) optval; args[4] = (unsigned long) optlen; return (socketcall(SYS_GETSOCKOPT, args)); } #endif #ifdef L_listen int listen(int sockfd, int backlog) { unsigned long args[2]; args[0] = sockfd; args[1] = backlog; return socketcall(SYS_LISTEN, args); } #endif #ifdef L_recv /* recv, recvfrom added by bir7@leland.stanford.edu */ int __libc_recv(int sockfd, __ptr_t buffer, size_t len, int flags) { unsigned long args[4]; args[0] = sockfd; args[1] = (unsigned long) buffer; args[2] = len; args[3] = flags; return (socketcall(SYS_RECV, args)); } weak_alias(__libc_recv, recv); #endif #ifdef L_recvfrom /* recv, recvfrom added by bir7@leland.stanford.edu */ int __libc_recvfrom(int sockfd, __ptr_t buffer, size_t len, int flags, struct sockaddr *to, socklen_t * tolen) { unsigned long args[6]; args[0] = sockfd; args[1] = (unsigned long) buffer; args[2] = len; args[3] = flags; args[4] = (unsigned long) to; args[5] = (unsigned long) tolen; return (socketcall(SYS_RECVFROM, args)); } weak_alias(__libc_recvfrom, recvfrom); #endif #ifdef L_recvmsg int __libc_recvmsg(int sockfd, struct msghdr *msg, int flags) { unsigned long args[3]; args[0] = sockfd; args[1] = (unsigned long) msg; args[2] = flags; return (socketcall(SYS_RECVMSG, args)); } weak_alias(__libc_recvmsg, recvmsg); #endif #ifdef L_send /* send, sendto added by bir7@leland.stanford.edu */ int __libc_send(int sockfd, const void *buffer, size_t len, int flags) { unsigned long args[4]; args[0] = sockfd; args[1] = (unsigned long) buffer; args[2] = len; args[3] = flags; return (socketcall(SYS_SEND, args)); } weak_alias(__libc_send, send); #endif #ifdef L_sendmsg int __libc_sendmsg(int sockfd, const struct msghdr *msg, int flags) { unsigned long args[3]; args[0] = sockfd; args[1] = (unsigned long) msg; args[2] = flags; return (socketcall(SYS_SENDMSG, args)); } weak_alias(__libc_sendmsg, sendmsg); #endif #ifdef L_sendto /* send, sendto added by bir7@leland.stanford.edu */ int __libc_sendto(int sockfd, const void *buffer, size_t len, int flags, const struct sockaddr *to, socklen_t tolen) { unsigned long args[6]; args[0] = sockfd; args[1] = (unsigned long) buffer; args[2] = len; args[3] = flags; args[4] = (unsigned long) to; args[5] = tolen; return (socketcall(SYS_SENDTO, args)); } weak_alias(__libc_sendto, sendto); #endif #ifdef L_setsockopt /* [sg]etsockoptions by bir7@leland.stanford.edu */ int setsockopt(int fd, int level, int optname, const void *optval, socklen_t optlen) { unsigned long args[5]; args[0] = fd; args[1] = level; args[2] = optname; args[3] = (unsigned long) optval; args[4] = optlen; return (socketcall(SYS_SETSOCKOPT, args)); } #endif #ifdef L_shutdown /* shutdown by bir7@leland.stanford.edu */ int shutdown(int sockfd, int how) { unsigned long args[2]; args[0] = sockfd; args[1] = how; return (socketcall(SYS_SHUTDOWN, args)); } #endif #ifdef L_socket int socket(int family, int type, int protocol) { unsigned long args[3]; args[0] = family; args[1] = type; args[2] = (unsigned long) protocol; return socketcall(SYS_SOCKET, args); } #endif #ifdef L_socketpair int socketpair(int family, int type, int protocol, int sockvec[2]) { unsigned long args[4]; args[0] = family; args[1] = type; args[2] = protocol; args[3] = (unsigned long) sockvec; return socketcall(SYS_SOCKETPAIR, args); } #endif