1 /* $NetBSD: linux_ipc.h,v 1.8 2007/12/04 18:40:15 dsl Exp $ */ 2 3 /*- 4 * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Frank van der Linden and Eric Haszlakiewicz. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _LINUX_IPC_H 40 #define _LINUX_IPC_H 41 42 #if defined(_KERNEL_OPT) 43 #include "opt_sysv.h" 44 #endif 45 46 #include <sys/ipc.h> 47 48 /* 49 * Structs and values to handle the SYSV ipc/shm/msg calls implemented 50 * in Linux. Most values match the NetBSD values (as they are both derived 51 * from SysV values). Values that are the same may not be defined here. 52 */ 53 54 typedef int linux_key_t; 55 56 /* 57 * The only thing different about the Linux ipc_perm structure is the 58 * order of the fields. 59 */ 60 struct linux_ipc_perm { 61 linux_key_t l_key; 62 ushort l_uid; 63 ushort l_gid; 64 ushort l_cuid; 65 ushort l_cgid; 66 ushort l_mode; 67 ushort l_seq; 68 }; 69 70 struct linux_ipc64_perm { 71 linux_key_t l_key; 72 uint l_uid; 73 uint l_gid; 74 uint l_cuid; 75 uint l_cgid; 76 ushort l_mode; 77 ushort l___pad1; 78 ushort l_seq; 79 ushort l___pad2; 80 ulong l___unused1; 81 ulong l___unused2; 82 }; 83 84 #define LINUX_IPC_RMID 0 85 #define LINUX_IPC_SET 1 86 #define LINUX_IPC_STAT 2 87 #define LINUX_IPC_INFO 3 88 89 #define LINUX_IPC_64 0x100 90 91 #if defined (SYSVSEM) || defined(SYSVSHM) || defined(SYSVMSG) 92 #ifdef _KERNEL 93 __BEGIN_DECLS 94 void linux_to_bsd_ipc_perm(struct linux_ipc_perm *, 95 struct ipc_perm *); 96 void linux_to_bsd_ipc64_perm(struct linux_ipc64_perm *, 97 struct ipc_perm *); 98 void bsd_to_linux_ipc_perm(struct ipc_perm *, 99 struct linux_ipc_perm *); 100 void bsd_to_linux_ipc64_perm(struct ipc_perm *, 101 struct linux_ipc64_perm *); 102 __END_DECLS 103 #endif /* !_KERNEL */ 104 #endif /* !SYSVSEM, !SYSVSHM, !SYSVMSG */ 105 106 #endif /* !_LINUX_IPC_H */ 107