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      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
     37 extern "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 */
     64 extern	int	__pos4obj_lock(const char *, const char *);
     65 extern	int	__pos4obj_unlock(const char *, const char *);
     66 extern	int	__pos4obj_unlink(const char *, const char *);
     67 extern	int	__pos4obj_open(const char *, char *, int, mode_t, int *);
     68 extern	int	__pos4obj_check(const char *);
     69 
     70 /* non-cancelable file operations */
     71 int	__open_nc(const char *, int, mode_t);
     72 int	__close_nc(int);
     73 
     74 #ifdef	__cplusplus
     75 }
     76 #endif
     77 
     78 #endif	/* _POS4OBJ_H */
     79