17c478bdstevel@tonic-gate/*
27c478bdstevel@tonic-gate * CDDL HEADER START
37c478bdstevel@tonic-gate *
47c478bdstevel@tonic-gate * The contents of this file are subject to the terms of the
57c478bdstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
67c478bdstevel@tonic-gate * (the "License").  You may not use this file except in compliance
77c478bdstevel@tonic-gate * with the License.
87c478bdstevel@tonic-gate *
97c478bdstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bdstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
117c478bdstevel@tonic-gate * See the License for the specific language governing permissions
127c478bdstevel@tonic-gate * and limitations under the License.
137c478bdstevel@tonic-gate *
147c478bdstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
157c478bdstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bdstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
177c478bdstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
187c478bdstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bdstevel@tonic-gate *
207c478bdstevel@tonic-gate * CDDL HEADER END
217c478bdstevel@tonic-gate */
227c478bdstevel@tonic-gate/*
23ba3594bGarrett D'Amore * Copyright 2014 Garrett D'Amore <garrett@damore.org>
24ba3594bGarrett D'Amore *
257c478bdstevel@tonic-gate * Copyright 1997-2003 Sun Microsystems, Inc.  All rights reserved.
267c478bdstevel@tonic-gate * Use is subject to license terms.
277c478bdstevel@tonic-gate */
287c478bdstevel@tonic-gate
297c478bdstevel@tonic-gate/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
30b4203d7Marcel Telka/*	  All Rights Reserved	*/
317c478bdstevel@tonic-gate
327c478bdstevel@tonic-gate
337c478bdstevel@tonic-gate#ifndef _SYS_SEM_H
347c478bdstevel@tonic-gate#define	_SYS_SEM_H
357c478bdstevel@tonic-gate
367c478bdstevel@tonic-gate#include <sys/ipc.h>
377c478bdstevel@tonic-gate
387c478bdstevel@tonic-gate#ifdef	__cplusplus
397c478bdstevel@tonic-gateextern "C" {
407c478bdstevel@tonic-gate#endif
417c478bdstevel@tonic-gate
427c478bdstevel@tonic-gate/*
437c478bdstevel@tonic-gate * IPC Semaphore Facility.
447c478bdstevel@tonic-gate */
457c478bdstevel@tonic-gate
467c478bdstevel@tonic-gate/*
477c478bdstevel@tonic-gate * Implementation Constants.
487c478bdstevel@tonic-gate */
497c478bdstevel@tonic-gate
507c478bdstevel@tonic-gate/*
517c478bdstevel@tonic-gate * Permission Definitions.
527c478bdstevel@tonic-gate */
537c478bdstevel@tonic-gate
547c478bdstevel@tonic-gate#define	SEM_A	0200	/* alter permission */
557c478bdstevel@tonic-gate#define	SEM_R	0400	/* read permission */
567c478bdstevel@tonic-gate
577c478bdstevel@tonic-gate/*
587c478bdstevel@tonic-gate * Semaphore Operation Flags.
597c478bdstevel@tonic-gate */
607c478bdstevel@tonic-gate
617c478bdstevel@tonic-gate#define	SEM_UNDO	010000	/* set up adjust on exit entry */
627c478bdstevel@tonic-gate
637c478bdstevel@tonic-gate/*
647c478bdstevel@tonic-gate * Semctl Command Definitions.
657c478bdstevel@tonic-gate */
667c478bdstevel@tonic-gate
677c478bdstevel@tonic-gate#define	GETNCNT	3	/* get semncnt */
687c478bdstevel@tonic-gate#define	GETPID	4	/* get sempid */
697c478bdstevel@tonic-gate#define	GETVAL	5	/* get semval */
707c478bdstevel@tonic-gate#define	GETALL	6	/* get all semval's */
717c478bdstevel@tonic-gate#define	GETZCNT	7	/* get semzcnt */
727c478bdstevel@tonic-gate#define	SETVAL	8	/* set semval */
737c478bdstevel@tonic-gate#define	SETALL	9	/* set all semval's */
747c478bdstevel@tonic-gate
757c478bdstevel@tonic-gate/*
767c478bdstevel@tonic-gate * Structure Definitions.
777c478bdstevel@tonic-gate */
787c478bdstevel@tonic-gate
797c478bdstevel@tonic-gatestruct semid_ds {
807c478bdstevel@tonic-gate	struct ipc_perm sem_perm;	/* operation permission struct */
817c478bdstevel@tonic-gate	struct sem	*sem_base;	/* ptr to first semaphore in set */
827c478bdstevel@tonic-gate	ushort_t	sem_nsems;	/* # of semaphores in set */
837c478bdstevel@tonic-gate#if defined(_LP64)
847c478bdstevel@tonic-gate	time_t		sem_otime;	/* last semop time */
857c478bdstevel@tonic-gate	time_t		sem_ctime;	/* last change time */
867c478bdstevel@tonic-gate#else	/* _LP64 */
877c478bdstevel@tonic-gate	time_t		sem_otime;	/* last semop time */
887c478bdstevel@tonic-gate	int32_t		sem_pad1;	/* reserved for time_t expansion */
897c478bdstevel@tonic-gate	time_t		sem_ctime;	/* last change time */
907c478bdstevel@tonic-gate	int32_t		sem_pad2;	/* time_t expansion */
917c478bdstevel@tonic-gate#endif	/* _LP64 */
927c478bdstevel@tonic-gate	int		sem_binary;	/* flag indicating semaphore type */
937c478bdstevel@tonic-gate	long		sem_pad3[3];	/* reserve area */
947c478bdstevel@tonic-gate};
957c478bdstevel@tonic-gate
967c478bdstevel@tonic-gate/*
977c478bdstevel@tonic-gate * User semaphore template for semop system calls.
987c478bdstevel@tonic-gate */
997c478bdstevel@tonic-gatestruct sembuf {
1007c478bdstevel@tonic-gate	ushort_t	sem_num;	/* semaphore # */
1017c478bdstevel@tonic-gate	short		sem_op;		/* semaphore operation */
1027c478bdstevel@tonic-gate	short		sem_flg;	/* operation flags */
1037c478bdstevel@tonic-gate};
1047c478bdstevel@tonic-gate
1057c478bdstevel@tonic-gate#if !defined(_KERNEL)
1067c478bdstevel@tonic-gateint semctl(int, int, int, ...);
1077c478bdstevel@tonic-gateint semget(key_t, int, int);
1087c478bdstevel@tonic-gateint semids(int *, uint_t, uint_t *);
1097c478bdstevel@tonic-gateint semop(int, struct sembuf *, size_t);
1107c478bdstevel@tonic-gate#if defined(__EXTENSIONS__) || !defined(_XOPEN_SOURCE)
1117c478bdstevel@tonic-gateint semtimedop(int, struct sembuf *, size_t, const struct timespec *);
1127c478bdstevel@tonic-gate#endif
1137c478bdstevel@tonic-gate#endif /* ! _KERNEL */
1147c478bdstevel@tonic-gate
1157c478bdstevel@tonic-gate#ifdef	__cplusplus
1167c478bdstevel@tonic-gate}
1177c478bdstevel@tonic-gate#endif
1187c478bdstevel@tonic-gate
1197c478bdstevel@tonic-gate#endif	/* _SYS_SEM_H */
120