xref: /illumos-gate/usr/src/uts/common/sys/ipc.h (revision b4203d75)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate  * with the License.
87c478bd9Sstevel@tonic-gate  *
97c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate  * and limitations under the License.
137c478bd9Sstevel@tonic-gate  *
147c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate  *
207c478bd9Sstevel@tonic-gate  * CDDL HEADER END
217c478bd9Sstevel@tonic-gate  */
227c478bd9Sstevel@tonic-gate /*
23*ba3594baSGarrett D'Amore  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
24*ba3594baSGarrett D'Amore  *
257c478bd9Sstevel@tonic-gate  * Copyright 1996-2003 Sun Microsystems, Inc.  All rights reserved.
267c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
277c478bd9Sstevel@tonic-gate  */
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
307c478bd9Sstevel@tonic-gate /*	  All Rights Reserved	*/
317c478bd9Sstevel@tonic-gate 
327c478bd9Sstevel@tonic-gate 
337c478bd9Sstevel@tonic-gate 
347c478bd9Sstevel@tonic-gate #ifndef _SYS_IPC_H
357c478bd9Sstevel@tonic-gate #define	_SYS_IPC_H
367c478bd9Sstevel@tonic-gate 
377c478bd9Sstevel@tonic-gate #include <sys/isa_defs.h>
387c478bd9Sstevel@tonic-gate #include <sys/feature_tests.h>
397c478bd9Sstevel@tonic-gate #include <sys/types.h>
407c478bd9Sstevel@tonic-gate 
417c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
427c478bd9Sstevel@tonic-gate extern "C" {
437c478bd9Sstevel@tonic-gate #endif
447c478bd9Sstevel@tonic-gate 
457c478bd9Sstevel@tonic-gate /* Common IPC access structure */
467c478bd9Sstevel@tonic-gate 
477c478bd9Sstevel@tonic-gate struct ipc_perm {
487c478bd9Sstevel@tonic-gate 	uid_t		uid;	/* owner's user id */
497c478bd9Sstevel@tonic-gate 	gid_t		gid;	/* owner's group id */
507c478bd9Sstevel@tonic-gate 	uid_t		cuid;	/* creator's user id */
517c478bd9Sstevel@tonic-gate 	gid_t		cgid;	/* creator's group id */
527c478bd9Sstevel@tonic-gate 	mode_t		mode;	/* access modes */
537c478bd9Sstevel@tonic-gate 	uint_t		seq;	/* slot usage sequence number */
547c478bd9Sstevel@tonic-gate 	key_t		key;	/* key */
557c478bd9Sstevel@tonic-gate #if !defined(_LP64)
567c478bd9Sstevel@tonic-gate 	int		pad[4]; /* reserve area */
577c478bd9Sstevel@tonic-gate #endif
587c478bd9Sstevel@tonic-gate };
597c478bd9Sstevel@tonic-gate 
607c478bd9Sstevel@tonic-gate 
617c478bd9Sstevel@tonic-gate /* Common IPC definitions */
627c478bd9Sstevel@tonic-gate 
637c478bd9Sstevel@tonic-gate /* Mode bits */
647c478bd9Sstevel@tonic-gate #define	IPC_ALLOC	0100000		/* entry currently allocated */
657c478bd9Sstevel@tonic-gate #define	IPC_CREAT	0001000		/* create entry if key doesn't exist */
667c478bd9Sstevel@tonic-gate #define	IPC_EXCL	0002000		/* fail if key exists */
677c478bd9Sstevel@tonic-gate #define	IPC_NOWAIT	0004000		/* error if request must wait */
687c478bd9Sstevel@tonic-gate 
697c478bd9Sstevel@tonic-gate /* Keys */
707c478bd9Sstevel@tonic-gate #define	IPC_PRIVATE	(key_t)0	/* private key */
717c478bd9Sstevel@tonic-gate 
727c478bd9Sstevel@tonic-gate 
737c478bd9Sstevel@tonic-gate /* Common IPC control commands */
747c478bd9Sstevel@tonic-gate #define	IPC_RMID	10	/* remove identifier */
757c478bd9Sstevel@tonic-gate #define	IPC_SET		11	/* set options */
767c478bd9Sstevel@tonic-gate #define	IPC_STAT	12	/* get options */
777c478bd9Sstevel@tonic-gate 
787c478bd9Sstevel@tonic-gate 
797c478bd9Sstevel@tonic-gate #if (!defined(_KERNEL) && !defined(_XOPEN_SOURCE)) || defined(_XPG4_2) || \
807c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
817c478bd9Sstevel@tonic-gate key_t ftok(const char *, int);
827c478bd9Sstevel@tonic-gate #endif /* (!defined(_KERNEL) && !defined(_XOPEN_SOURCE))... */
837c478bd9Sstevel@tonic-gate 
847c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
857c478bd9Sstevel@tonic-gate }
867c478bd9Sstevel@tonic-gate #endif
877c478bd9Sstevel@tonic-gate 
887c478bd9Sstevel@tonic-gate #endif	/* _SYS_IPC_H */
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