xref: /onnv-gate/usr/src/uts/common/sys/ipc.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 1996-2003 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
28*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifndef _SYS_IPC_H
33*0Sstevel@tonic-gate #define	_SYS_IPC_H
34*0Sstevel@tonic-gate 
35*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
36*0Sstevel@tonic-gate 
37*0Sstevel@tonic-gate #include <sys/isa_defs.h>
38*0Sstevel@tonic-gate #include <sys/feature_tests.h>
39*0Sstevel@tonic-gate #include <sys/types.h>
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate #ifdef	__cplusplus
42*0Sstevel@tonic-gate extern "C" {
43*0Sstevel@tonic-gate #endif
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate /* Common IPC access structure */
46*0Sstevel@tonic-gate 
47*0Sstevel@tonic-gate struct ipc_perm {
48*0Sstevel@tonic-gate 	uid_t		uid;	/* owner's user id */
49*0Sstevel@tonic-gate 	gid_t		gid;	/* owner's group id */
50*0Sstevel@tonic-gate 	uid_t		cuid;	/* creator's user id */
51*0Sstevel@tonic-gate 	gid_t		cgid;	/* creator's group id */
52*0Sstevel@tonic-gate 	mode_t		mode;	/* access modes */
53*0Sstevel@tonic-gate 	uint_t		seq;	/* slot usage sequence number */
54*0Sstevel@tonic-gate 	key_t		key;	/* key */
55*0Sstevel@tonic-gate #if !defined(_LP64)
56*0Sstevel@tonic-gate 	int		pad[4]; /* reserve area */
57*0Sstevel@tonic-gate #endif
58*0Sstevel@tonic-gate };
59*0Sstevel@tonic-gate 
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate /* Common IPC definitions */
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate /* Mode bits */
64*0Sstevel@tonic-gate #define	IPC_ALLOC	0100000		/* entry currently allocated */
65*0Sstevel@tonic-gate #define	IPC_CREAT	0001000		/* create entry if key doesn't exist */
66*0Sstevel@tonic-gate #define	IPC_EXCL	0002000		/* fail if key exists */
67*0Sstevel@tonic-gate #define	IPC_NOWAIT	0004000		/* error if request must wait */
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate /* Keys */
70*0Sstevel@tonic-gate #define	IPC_PRIVATE	(key_t)0	/* private key */
71*0Sstevel@tonic-gate 
72*0Sstevel@tonic-gate 
73*0Sstevel@tonic-gate /* Common IPC control commands */
74*0Sstevel@tonic-gate #define	IPC_RMID	10	/* remove identifier */
75*0Sstevel@tonic-gate #define	IPC_SET		11	/* set options */
76*0Sstevel@tonic-gate #define	IPC_STAT	12	/* get options */
77*0Sstevel@tonic-gate 
78*0Sstevel@tonic-gate 
79*0Sstevel@tonic-gate #if (!defined(_KERNEL) && !defined(_XOPEN_SOURCE)) || defined(_XPG4_2) || \
80*0Sstevel@tonic-gate 	defined(__EXTENSIONS__)
81*0Sstevel@tonic-gate #if defined(__STDC__)
82*0Sstevel@tonic-gate key_t ftok(const char *, int);
83*0Sstevel@tonic-gate #else
84*0Sstevel@tonic-gate key_t ftok();
85*0Sstevel@tonic-gate #endif /* defined(__STDC__) */
86*0Sstevel@tonic-gate #endif /* (!defined(_KERNEL) && !defined(_XOPEN_SOURCE))... */
87*0Sstevel@tonic-gate 
88*0Sstevel@tonic-gate #ifdef	__cplusplus
89*0Sstevel@tonic-gate }
90*0Sstevel@tonic-gate #endif
91*0Sstevel@tonic-gate 
92*0Sstevel@tonic-gate #endif	/* _SYS_IPC_H */
93