glibc/debug/recv_chk.c
Ulrich Drepper 84c33ccbbe * debug/recv_chk.c (__recv_chk): Always fail if request could
overflow the buffer.
	* debug/recvfrom_chk.c (__recvfrom_chk): Likewise.
2005-03-06 21:25:22 +00:00

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1.0 KiB
C

/* 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. */
#include <sys/param.h>
#include <sys/socket.h>
ssize_t
__recv_chk (int fd, void *buf, size_t n, size_t buflen, int flags)
{
if (n > buflen)
__chk_fail ();
return __recv (fd, buf, n, flags);
}