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 1996-2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28 /* All Rights Reserved */ 29 30 31 32 #ifndef _SYS_IPC_H 33 #define _SYS_IPC_H 34 35 #pragma ident "%Z%%M% %I% %E% SMI" 36 37 #include <sys/isa_defs.h> 38 #include <sys/feature_tests.h> 39 #include <sys/types.h> 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 45 /* Common IPC access structure */ 46 47 struct ipc_perm { 48 uid_t uid; /* owner's user id */ 49 gid_t gid; /* owner's group id */ 50 uid_t cuid; /* creator's user id */ 51 gid_t cgid; /* creator's group id */ 52 mode_t mode; /* access modes */ 53 uint_t seq; /* slot usage sequence number */ 54 key_t key; /* key */ 55 #if !defined(_LP64) 56 int pad[4]; /* reserve area */ 57 #endif 58 }; 59 60 61 /* Common IPC definitions */ 62 63 /* Mode bits */ 64 #define IPC_ALLOC 0100000 /* entry currently allocated */ 65 #define IPC_CREAT 0001000 /* create entry if key doesn't exist */ 66 #define IPC_EXCL 0002000 /* fail if key exists */ 67 #define IPC_NOWAIT 0004000 /* error if request must wait */ 68 69 /* Keys */ 70 #define IPC_PRIVATE (key_t)0 /* private key */ 71 72 73 /* Common IPC control commands */ 74 #define IPC_RMID 10 /* remove identifier */ 75 #define IPC_SET 11 /* set options */ 76 #define IPC_STAT 12 /* get options */ 77 78 79 #if (!defined(_KERNEL) && !defined(_XOPEN_SOURCE)) || defined(_XPG4_2) || \ 80 defined(__EXTENSIONS__) 81 #if defined(__STDC__) 82 key_t ftok(const char *, int); 83 #else 84 key_t ftok(); 85 #endif /* defined(__STDC__) */ 86 #endif /* (!defined(_KERNEL) && !defined(_XOPEN_SOURCE))... */ 87 88 #ifdef __cplusplus 89 } 90 #endif 91 92 #endif /* _SYS_IPC_H */ 93