Annotation of sys/compat/linux/linux_sem.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: linux_sem.h,v 1.2 1996/04/17 05:23:57 mickey Exp $ */
2: /* $NetBSD: linux_sem.h,v 1.1 1995/08/15 21:14:35 fvdl Exp $ */
3:
4: /*
5: * Copyright (c) 1995 Frank van der Linden
6: * All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed for the NetBSD Project
19: * by Frank van der Linden
20: * 4. The name of the author may not be used to endorse or promote products
21: * derived from this software without specific prior written permission
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33: */
34:
35: #ifndef _LINUX_SEM_H
36: #define _LINUX_SEM_H
37:
38: /*
39: * Operations for semctl(2), in addition to IPC_STAT and IPC_SET
40: */
41: #define LINUX_GETPID 11
42: #define LINUX_GETVAL 12
43: #define LINUX_GETALL 13
44: #define LINUX_GETNCNT 14
45: #define LINUX_GETZCNT 15
46: #define LINUX_SETVAL 16
47: #define LINUX_SETALL 17
48:
49: /*
50: * Linux semid_ds structure. Internally used pointer fields are not
51: * important to us and have been changed to void *
52: */
53:
54: struct linux_semid_ds {
55: struct linux_ipc_perm l_sem_perm;
56: linux_time_t l_sem_otime;
57: linux_time_t l_sem_ctime;
58: void *l_sem_base;
59: void *l_eventn;
60: void *l_eventz;
61: void *l_undo;
62: ushort l_sem_nsems;
63: };
64:
65: union linux_semun {
66: int l_val;
67: struct linux_semid_ds *l_buf;
68: ushort *l_array;
69: void *l___buf; /* For unsupported IPC_INFO */
70: void *l___pad;
71: };
72:
73: #endif /* _LINUX_SEM_H */
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