glibc/sysdeps/unix/sysv/linux/getpeername.c

36 lines
1.2 KiB
C

/* Copyright (C) 2015-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <signal.h>
#include <sys/socket.h>
#include <socketcall.h>
#include <kernel-features.h>
#include <sys/syscall.h>
int
__getpeername (int fd, __SOCKADDR_ARG addr, socklen_t *len)
{
#ifdef __ASSUME_GETPEERNAME_SYSCALL
return INLINE_SYSCALL (getpeername, 3, fd, addr.__sockaddr__, len);
#else
return SOCKETCALL (getpeername, fd, addr.__sockaddr__, len);
#endif
}
weak_alias (__getpeername, getpeername)