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138 lines
2.8 KiB
C
138 lines
2.8 KiB
C
/* Basic definition for Sysv IPC test functions.
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Copyright (C) 2020-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _TEST_SYSV_H
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#define _TEST_SYSV_H
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#include <sys/ipc.h>
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#include <sys/sem.h>
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#include <sys/msg.h>
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#include <sys/shm.h>
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#include <include/array_length.h>
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/* Return the first invalid SysV IPC command from common shared
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between message queue, shared memory, and semaphore. */
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static inline int
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first_common_invalid_cmd (void)
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{
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const int common_cmds[] = {
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IPC_RMID,
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IPC_SET,
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IPC_STAT,
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IPC_INFO,
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};
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int invalid = 0;
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for (int i = 0; i < array_length (common_cmds); i++)
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{
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if (invalid == common_cmds[i])
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{
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invalid++;
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i = 0;
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}
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}
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return invalid;
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}
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/* Return the first invalid SysV IPC command for semaphore. */
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static inline int
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first_sem_invalid_cmd (void)
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{
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const int sem_cmds[] = {
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GETPID,
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GETVAL,
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GETALL,
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GETNCNT,
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GETZCNT,
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SETVAL,
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SETALL,
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SEM_STAT,
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SEM_INFO,
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#ifdef SEM_STAT_ANY
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SEM_STAT_ANY,
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#endif
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};
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int invalid = first_common_invalid_cmd ();
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for (int i = 0; i < array_length (sem_cmds); i++)
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{
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if (invalid == sem_cmds[i])
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{
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invalid++;
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i = 0;
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}
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}
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return invalid;
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}
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/* Return the first invalid SysV IPC command for message queue. */
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static inline int
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first_msg_invalid_cmd (void)
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{
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const int msg_cmds[] = {
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MSG_STAT,
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MSG_INFO,
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#ifdef MSG_STAT_ANY
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MSG_STAT_ANY,
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#endif
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};
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int invalid = first_common_invalid_cmd ();
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for (int i = 0; i < array_length (msg_cmds); i++)
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{
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if (invalid == msg_cmds[i])
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{
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invalid++;
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i = 0;
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}
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}
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return invalid;
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}
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/* Return the first invalid SysV IPC command for shared memory. */
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static inline int
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first_shm_invalid_cmd (void)
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{
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const int shm_cmds[] = {
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SHM_STAT,
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SHM_INFO,
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#ifdef SHM_STAT_ANY
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SHM_STAT_ANY,
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#endif
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SHM_LOCK,
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SHM_UNLOCK
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};
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int invalid = first_common_invalid_cmd ();
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for (int i = 0; i < array_length (shm_cmds); i++)
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{
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if (invalid == shm_cmds[i])
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{
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invalid++;
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i = 0;
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}
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}
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return invalid;
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}
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#endif /* _TEST_SYSV_H */
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