1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef	_POS4OBJ_H
28#define	_POS4OBJ_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32/*
33 * pos4obj.h - Header file for POSIX.4 related object names
34 */
35
36#ifdef	__cplusplus
37extern "C" {
38#endif
39
40/* flags used to indicate current state of open */
41#define	DFILE_CREATE	0x01
42#define	DFILE_OPEN	0x02
43#define	ALLOC_MEM	0x04
44#define	DFILE_MMAP	0x08
45#define	PFILE_CREATE	0x10
46#define	NFILE_CREATE	0x20
47#define	MQDNP_MMAP	0x40
48
49/* semaphore object types - used in constructing file name */
50#define	SEM_DATA_TYPE	".SEMD"
51#define	SEM_LOCK_TYPE	".SEML"
52
53/* message queue object types - used in constructing file name */
54#define	MQ_DATA_TYPE	".MQD"
55#define	MQ_PERM_TYPE	".MQP"
56#define	MQ_DSCN_TYPE	".MQN"
57#define	MQ_LOCK_TYPE	".MQL"
58
59/* shared memory object types - used in constructing file name */
60#define	SHM_DATA_TYPE	".SHMD"
61#define	SHM_LOCK_TYPE	".SHML"
62
63/* functions defined related to object names in POSIX.4 */
64extern	int	__pos4obj_lock(const char *, const char *);
65extern	int	__pos4obj_unlock(const char *, const char *);
66extern	int	__pos4obj_unlink(const char *, const char *);
67extern	int	__pos4obj_open(const char *, char *, int, mode_t, int *);
68extern	int	__pos4obj_check(const char *);
69
70/* non-cancelable file operations */
71int	__open_nc(const char *, int, mode_t);
72int	__close_nc(int);
73
74#ifdef	__cplusplus
75}
76#endif
77
78#endif	/* _POS4OBJ_H */
79