| /* |
| * 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; |
| } |