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/* Basic definition for Sysv IPC test functions.
Copyright (C) 2020-2025 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
<https://www.gnu.org/licenses/>. */
#ifndef _TEST_SYSV_H
#define _TEST_SYSV_H
#include <sys/ipc.h>
#include <sys/sem.h>
#include <sys/msg.h>
#include <sys/shm.h>
#include <include/array_length.h>
/* Return the first invalid SysV IPC command from common shared
between message queue, shared memory, and semaphore. */
static inline int
first_common_invalid_cmd (void)
{
const int common_cmds[] = {
IPC_RMID,
IPC_SET,
IPC_STAT,
IPC_INFO,
};
int invalid = 0;
for (int i = 0; i < array_length (common_cmds); i++)
{
if (invalid == common_cmds[i])
{
invalid++;
i = 0;
}
}
return invalid;
}
/* Return the first invalid SysV IPC command for semaphore. */
static inline int
first_sem_invalid_cmd (void)
{
const int sem_cmds[] = {
GETPID,
GETVAL,
GETALL,
GETNCNT,
GETZCNT,
SETVAL,
SETALL,
SEM_STAT,
SEM_INFO,
#ifdef SEM_STAT_ANY
SEM_STAT_ANY,
#endif
};
int invalid = first_common_invalid_cmd ();
for (int i = 0; i < array_length (sem_cmds); i++)
{
if (invalid == sem_cmds[i])
{
invalid++;
i = 0;
}
}
return invalid;
}
/* Return the first invalid SysV IPC command for message queue. */
static inline int
first_msg_invalid_cmd (void)
{
const int msg_cmds[] = {
MSG_STAT,
MSG_INFO,
#ifdef MSG_STAT_ANY
MSG_STAT_ANY,
#endif
};
int invalid = first_common_invalid_cmd ();
for (int i = 0; i < array_length (msg_cmds); i++)
{
if (invalid == msg_cmds[i])
{
invalid++;
i = 0;
}
}
return invalid;
}
/* Return the first invalid SysV IPC command for shared memory. */
static inline int
first_shm_invalid_cmd (void)
{
const int shm_cmds[] = {
SHM_STAT,
SHM_INFO,
#ifdef SHM_STAT_ANY
SHM_STAT_ANY,
#endif
SHM_LOCK,
SHM_UNLOCK
};
int invalid = first_common_invalid_cmd ();
for (int i = 0; i < array_length (shm_cmds); i++)
{
if (invalid == shm_cmds[i])
{
invalid++;
i = 0;
}
}
return invalid;
}
#endif /* _TEST_SYSV_H */
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