strace/tests/mount.c
Dmitry V. Levin f8da0f3e78 tests: check decoding of mount syscall
* tests/mount.c: New file.
* tests/mount.test: New test.
* tests/.gitignore: Add mount.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add mount.
2016-05-25 00:11:37 +00:00

85 lines
3.2 KiB
C

/*
* Check decoding of mount syscall.
*
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "tests.h"
#include <stdio.h>
#include <unistd.h>
#include <sys/mount.h>
#ifndef MS_MGC_VAL
# define MS_MGC_VAL 0xC0ED0000
#endif
#ifndef MS_RELATIME
# define MS_RELATIME (1ul << 21)
#endif
#define str_ro_nosuid_nodev_noexec "MS_RDONLY|MS_NOSUID|MS_NODEV|MS_NOEXEC"
int
main(void)
{
static const char source[] = "mount_source";
static const char target[] = "mount_target";
static const char fstype[] = "mount_fstype";
static const char data[] = "mount_data";
int rc = mount(source, target, fstype, 15, data);
printf("mount(\"%s\", \"%s\", \"%s\", %s, \"%s\") = %d %s (%m)\n",
source, target, fstype, str_ro_nosuid_nodev_noexec,
data, rc, errno2name());
rc = mount(source, target, fstype, MS_RELATIME | 15, data);
printf("mount(\"%s\", \"%s\", \"%s\", %s, \"%s\") = %d %s (%m)\n",
source, target, fstype,
str_ro_nosuid_nodev_noexec "|MS_RELATIME",
data, rc, errno2name());
rc = mount(source, target, fstype, MS_MGC_VAL, data);
printf("mount(\"%s\", \"%s\", \"%s\", %s, \"%s\") = %d %s (%m)\n",
source, target, fstype, "MS_MGC_VAL", data, rc, errno2name());
rc = mount(source, target, fstype, MS_MGC_VAL | 15, data);
printf("mount(\"%s\", \"%s\", \"%s\", %s, \"%s\") = %d %s (%m)\n",
source, target, fstype,
"MS_MGC_VAL|" str_ro_nosuid_nodev_noexec,
data, rc, errno2name());
rc = mount(source, target, fstype, MS_REMOUNT, data);
printf("mount(\"%s\", \"%s\", %p, %s, \"%s\") = %d %s (%m)\n",
source, target, fstype, "MS_REMOUNT", data, rc, errno2name());
rc = mount(source, target, fstype, MS_BIND, data);
printf("mount(\"%s\", \"%s\", %p, %s, %p) = %d %s (%m)\n",
source, target, fstype, "MS_BIND", data, rc, errno2name());
puts("+++ exited with 0 +++");
return 0;
}