glibc/socket/bits/socket2.h

41 lines
1.8 KiB
C

/* Checking macros for socket functions.
Copyright (C) 2005 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#ifndef _SYS_SOCKET_H
# error "Never include <bits/socket2.h> directly; use <sys/socket.h> instead."
#endif
extern ssize_t __recv_chk (int __fd, void *__buf, size_t __n, size_t __buflen,
int __flags);
#define recv(fd, buf, n, flags) \
(__bos0 (buf) != (size_t) -1 \
&& (!__builtin_constant_p (n) || (n) > __bos0 (buf)) \
? __recv_chk (fd, buf, n, __bos0 (buf), flags) \
: recv (fd, buf, n, flags))
extern ssize_t __recvfrom_chk (int __fd, void *__restrict __buf, size_t __n,
size_t __buflen, int __flags,
__SOCKADDR_ARG __addr,
socklen_t *__restrict __addr_len);
#define recvfrom(fd, buf, n, flags, addr, addr_len) \
(__bos0 (buf) != (size_t) -1 \
&& (!__builtin_constant_p (n) || (n) > __bos0 (buf)) \
? __recvfrom_chk (fd, buf, n, __bos0 (buf), flags, addr, addr_len) \
: recvfrom (fd, buf, n, flags, addr, addr_len))