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#define __FORCE_GLIBC
#include <features.h>
#include <errno.h>
#include <syscall.h>
#include <sys/socket.h>
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
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