You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
125 lines
4.6 KiB
125 lines
4.6 KiB
/* |
|
* Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com> |
|
* Copyright (c) 2015-2016 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 <errno.h> |
|
#include <stdio.h> |
|
#include <stdlib.h> |
|
#include <sys/shm.h> |
|
|
|
#include "xlat.h" |
|
#include "xlat/shm_resource_flags.h" |
|
|
|
static int id = -1; |
|
|
|
static void |
|
cleanup(void) |
|
{ |
|
shmctl(id, IPC_RMID, NULL); |
|
printf("shmctl\\(%d, (IPC_64\\|)?IPC_RMID, NULL\\) += 0\n", id); |
|
id = -1; |
|
} |
|
|
|
int |
|
main(void) |
|
{ |
|
static const key_t private_key = |
|
(key_t) (0xffffffff00000000ULL | IPC_PRIVATE); |
|
static const key_t bogus_key = (key_t) 0xeca86420fdb97531ULL; |
|
static const int bogus_id = 0xdefaced1; |
|
static const int bogus_cmd = 0xdefaced2; |
|
static void * const bogus_addr = (void *) -1L; |
|
static const size_t bogus_size = |
|
/* |
|
* musl sets size to SIZE_MAX if size argument is greater than |
|
* PTRDIFF_MAX - musl/src/ipc/shmget.c |
|
*/ |
|
#ifdef __GLIBC__ |
|
(size_t) 0xdec0ded1dec0ded2ULL; |
|
#else |
|
(size_t) 0x1e55c0de5dec0dedULL; |
|
#endif |
|
static const int bogus_flags = 0xface1e55; |
|
|
|
int rc; |
|
struct shmid_ds ds; |
|
|
|
rc = shmget(bogus_key, bogus_size, bogus_flags); |
|
printf("shmget\\(%#llx, %zu, %s%s%s%#x\\|%#04o\\) += %s\n", |
|
zero_extend_signed_to_ull(bogus_key), bogus_size, |
|
IPC_CREAT & bogus_flags ? "IPC_CREAT\\|" : "", |
|
IPC_EXCL & bogus_flags ? "IPC_EXCL\\|" : "", |
|
SHM_HUGETLB & bogus_flags ? "SHM_HUGETLB\\|" : "", |
|
bogus_flags & ~(0777 | IPC_CREAT | IPC_EXCL | SHM_HUGETLB), |
|
bogus_flags & 0777, sprintrc_grep(rc)); |
|
|
|
id = shmget(private_key, 1, 0600); |
|
if (id < 0) |
|
perror_msg_and_skip("shmget"); |
|
printf("shmget\\(IPC_PRIVATE, 1, 0600\\) += %d\n", id); |
|
atexit(cleanup); |
|
|
|
rc = shmctl(bogus_id, bogus_cmd, NULL); |
|
printf("shmctl\\(%d, (IPC_64\\|)?%#x /\\* SHM_\\?\\?\\? \\*/, NULL\\)" |
|
" += %s\n", bogus_id, bogus_cmd, sprintrc_grep(rc)); |
|
|
|
rc = shmctl(bogus_id, IPC_STAT, bogus_addr); |
|
printf("shmctl\\(%d, (IPC_64\\|)?IPC_STAT, %p\\) += %s\n", |
|
bogus_id, bogus_addr, sprintrc_grep(rc)); |
|
|
|
if (shmctl(id, IPC_STAT, &ds)) |
|
perror_msg_and_skip("shmctl IPC_STAT"); |
|
printf("shmctl\\(%d, (IPC_64\\|)?IPC_STAT, \\{shm_perm=\\{uid=%u, gid=%u, " |
|
"mode=%#o, key=%u, cuid=%u, cgid=%u\\}, shm_segsz=%u, shm_cpid=%u, " |
|
"shm_lpid=%u, shm_nattch=%u, shm_atime=%u, shm_dtime=%u, " |
|
"shm_ctime=%u\\}\\) += 0\n", |
|
id, (unsigned) ds.shm_perm.uid, (unsigned) ds.shm_perm.gid, |
|
(unsigned) ds.shm_perm.mode, (unsigned) ds.shm_perm.__key, |
|
(unsigned) ds.shm_perm.cuid, (unsigned) ds.shm_perm.cgid, |
|
(unsigned) ds.shm_segsz, (unsigned) ds.shm_cpid, |
|
(unsigned) ds.shm_lpid, (unsigned) ds.shm_nattch, |
|
(unsigned) ds.shm_atime, (unsigned) ds.shm_dtime, |
|
(unsigned) ds. shm_ctime); |
|
|
|
if (shmctl(id, IPC_SET, &ds)) |
|
perror_msg_and_skip("shmctl IPC_SET"); |
|
printf("shmctl\\(%d, (IPC_64\\|)?IPC_SET, \\{shm_perm=\\{uid=%u, gid=%u" |
|
", mode=%#o\\}, ...\\}\\) += 0\n", |
|
id, (unsigned) ds.shm_perm.uid, (unsigned) ds.shm_perm.gid, |
|
(unsigned) ds.shm_perm.mode); |
|
|
|
rc = shmctl(0, SHM_INFO, &ds); |
|
printf("shmctl\\(0, (IPC_64\\|)?SHM_INFO, %p\\) += %s\n", |
|
&ds, sprintrc_grep(rc)); |
|
|
|
rc = shmctl(id, SHM_STAT, &ds); |
|
printf("shmctl\\(%d, (IPC_64\\|)?SHM_STAT, %p\\) += %s\n", |
|
id, &ds, sprintrc_grep(rc)); |
|
|
|
return 0; |
|
}
|
|
|