xref: /netbsd-src/sys/compat/linux/common/linux_ipc.h (revision 93f9db1b75d415b78f73ed629beeb86235153473)
1 /*	$NetBSD: linux_ipc.h,v 1.4 1998/10/04 00:02:35 fvdl 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 #include <sys/ipc.h>
43 
44 /*
45  * Structs and values to handle the SYSV ipc/shm/msg calls implemented
46  * in Linux. Most values match the NetBSD values (as they are both derived
47  * from SysV values). Values that are the same may not be defined here.
48  */
49 
50 typedef int linux_key_t;
51 
52 /*
53  * The only thing different about the Linux ipc_perm structure is the
54  * order of the fields.
55  */
56 struct linux_ipc_perm {
57 	linux_key_t	l_key;
58 	ushort		l_uid;
59 	ushort		l_gid;
60 	ushort		l_cuid;
61 	ushort		l_cgid;
62 	ushort		l_mode;
63 	ushort		l_seq;
64 };
65 
66 #define LINUX_IPC_RMID	0
67 #define LINUX_IPC_SET	1
68 #define LINUX_IPC_STAT	2
69 #define LINUX_IPC_INFO	3
70 
71 #if defined (SYSVSEM) || defined(SYSVSHM) || defined(SYSVMSG)
72 #ifdef _KERNEL
73 __BEGIN_DECLS
74 void linux_to_bsd_ipc_perm __P((struct linux_ipc_perm *,
75 				       struct ipc_perm *));
76 void bsd_to_linux_ipc_perm __P((struct ipc_perm *,
77 				       struct linux_ipc_perm *));
78 __END_DECLS
79 #endif	/* !_KERNEL */
80 #endif	/* !SYSVSEM, !SYSVSHM, !SYSVMSG */
81 
82 #endif /* !_LINUX_IPC_H */
83