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 /* 31 * pos4obj.h - Header file for POSIX.4 related object names 32 */ 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /* flags used to indicate current state of open */ 39 #define DFILE_CREATE 0x01 40 #define DFILE_OPEN 0x02 41 #define ALLOC_MEM 0x04 42 #define DFILE_MMAP 0x08 43 #define PFILE_CREATE 0x10 44 #define NFILE_CREATE 0x20 45 #define MQDNP_MMAP 0x40 46 47 /* semaphore object types - used in constructing file name */ 48 #define SEM_DATA_TYPE ".SEMD" 49 #define SEM_LOCK_TYPE ".SEML" 50 51 /* message queue object types - used in constructing file name */ 52 #define MQ_DATA_TYPE ".MQD" 53 #define MQ_PERM_TYPE ".MQP" 54 #define MQ_DSCN_TYPE ".MQN" 55 #define MQ_LOCK_TYPE ".MQL" 56 57 /* shared memory object types - used in constructing file name */ 58 #define SHM_DATA_TYPE ".SHMD" 59 #define SHM_LOCK_TYPE ".SHML" 60 61 /* functions defined related to object names in POSIX.4 */ 62 extern int __pos4obj_lock(const char *, const char *); 63 extern int __pos4obj_unlock(const char *, const char *); 64 extern int __pos4obj_unlink(const char *, const char *); 65 extern int __pos4obj_open(const char *, char *, int, mode_t, int *); 66 extern int __pos4obj_check(const char *); 67 68 /* non-cancelable file operations */ 69 int __open_nc(const char *, int, mode_t); 70 int __close_nc(int); 71 72 #ifdef __cplusplus 73 } 74 #endif 75 76 #endif /* _POS4OBJ_H */ 77