mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-24 14:00:30 +00:00
45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/* Test to verify that overlong hostname is rejected by clnt_create
|
|
and doesn't cause a buffer overflow (bug 22542).
|
|
|
|
Copyright (C) 2022-2024 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
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <rpc/clnt.h>
|
|
#include <string.h>
|
|
#include <support/check.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/un.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
/* Create an arbitrary hostname that's longer than fits in sun_path. */
|
|
char name [sizeof ((struct sockaddr_un*)0)->sun_path * 2];
|
|
memset (name, 'x', sizeof name - 1);
|
|
name [sizeof name - 1] = '\0';
|
|
|
|
errno = 0;
|
|
CLIENT *clnt = clnt_create (name, 0, 0, "unix");
|
|
|
|
TEST_VERIFY (clnt == NULL);
|
|
TEST_COMPARE (errno, EINVAL);
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|