1/* $NetBSD: linux_ipc.h,v 1.9 2008/04/28 20:23:43 martin 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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#ifndef _LINUX_IPC_H
33#define _LINUX_IPC_H
34
35#if defined(_KERNEL_OPT)
36#include "opt_sysv.h"
37#endif
38
39#include <sys/ipc.h>
40
41/*
42 * Structs and values to handle the SYSV ipc/shm/msg calls implemented
43 * in Linux. Most values match the NetBSD values (as they are both derived
44 * from SysV values). Values that are the same may not be defined here.
45 */
46
47typedef int linux_key_t;
48
49/*
50 * The only thing different about the Linux ipc_perm structure is the
51 * order of the fields.
52 */
53struct linux_ipc_perm {
54 linux_key_t l_key;
55 ushort l_uid;
56 ushort l_gid;
57 ushort l_cuid;
58 ushort l_cgid;
59 ushort l_mode;
60 ushort l_seq;
61};
62
63struct linux_ipc64_perm {
64 linux_key_t l_key;
65 uint l_uid;
66 uint l_gid;
67 uint l_cuid;
68 uint l_cgid;
69 ushort l_mode;
70 ushort l___pad1;
71 ushort l_seq;
72 ushort l___pad2;
73 ulong l___unused1;
74 ulong l___unused2;
75};
76
77#define LINUX_IPC_RMID 0
78#define LINUX_IPC_SET 1
79#define LINUX_IPC_STAT 2
80#define LINUX_IPC_INFO 3
81
82#define LINUX_IPC_64 0x100
83
84#if defined (SYSVSEM) || defined(SYSVSHM) || defined(SYSVMSG)
85#ifdef _KERNEL
86__BEGIN_DECLS
87void linux_to_bsd_ipc_perm(struct linux_ipc_perm *,
88 struct ipc_perm *);
89void linux_to_bsd_ipc64_perm(struct linux_ipc64_perm *,
90 struct ipc_perm *);
91void bsd_to_linux_ipc_perm(struct ipc_perm *,
92 struct linux_ipc_perm *);
93void bsd_to_linux_ipc64_perm(struct ipc_perm *,
94 struct linux_ipc64_perm *);
95__END_DECLS
96#endif /* !_KERNEL */
97#endif /* !SYSVSEM, !SYSVSHM, !SYSVMSG */
98
99#endif /* !_LINUX_IPC_H */
100