/*-
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (c) 2000 Marcel Moolenaar
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
 */

#ifndef _LINUX_IPC_H_
#define _LINUX_IPC_H_

/*
 * SystemV IPC defines
 */
#define LINUX_SEMOP             1
#define LINUX_SEMGET            2
#define LINUX_SEMCTL            3
#define LINUX_SEMTIMEDOP        4
#define LINUX_MSGSND            11
#define LINUX_MSGRCV            12
#define LINUX_MSGGET            13
#define LINUX_MSGCTL            14
#define LINUX_SHMAT             21
#define LINUX_SHMDT             22
#define LINUX_SHMGET            23
#define LINUX_SHMCTL            24

#define LINUX_IPC_RMID          0
#define LINUX_IPC_SET           1
#define LINUX_IPC_STAT          2
#define LINUX_IPC_INFO          3

#define LINUX_MSG_INFO  12

#define LINUX_SHM_LOCK          11
#define LINUX_SHM_UNLOCK        12
#define LINUX_SHM_STAT          13
#define LINUX_SHM_INFO          14

#define LINUX_SHM_RDONLY        0x1000
#define LINUX_SHM_RND           0x2000
#define LINUX_SHM_REMAP         0x4000

/* semctl commands */
#define LINUX_GETPID            11
#define LINUX_GETVAL            12
#define LINUX_GETALL            13
#define LINUX_GETNCNT           14
#define LINUX_GETZCNT           15
#define LINUX_SETVAL            16
#define LINUX_SETALL            17
#define LINUX_SEM_STAT          18
#define LINUX_SEM_INFO          19

/*
 * Version flags for semctl, msgctl, and shmctl commands
 * These are passed as bitflags or-ed with the actual command
 */
#define LINUX_IPC_OLD   0       /* Old version (no 32-bit UID support on many
                                   architectures) */
#define LINUX_IPC_64    0x0100  /* New version (support 32-bit UIDs, bigger
                                   message sizes, etc. */

#if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
struct linux_semtimedop_args
{
        l_int           semid;
        struct sembuf   *tsops;
        l_uint          nsops;
        struct l_timespec *timeout;
};

int linux_semtimedop(struct thread *, struct linux_semtimedop_args *);
#endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */

#endif /* _LINUX_IPC_H_ */