1 /*-
2 * Copyright (c) 1995 Steven Wallace
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Steven Wallace.
16 * 4. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 * $FreeBSD$
31 */
32
33
34 struct ibcs2_ipc_perm {
35 u_short uid; /* user id */
36 u_short gid; /* group id */
37 u_short cuid; /* creator user id */
38 u_short cgid; /* creator group id */
39 u_short mode; /* r/w permission */
40 u_short seq; /* sequence # (to generate unique msg/sem/shm id) */
41 ibcs2_key_t key; /* user specified msg/sem/shm key */
42 };
43
44 struct ibcs2_msqid_ds {
45 struct ibcs2_ipc_perm msg_perm;
46 struct msg *msg_first;
47 struct msg *msg_last;
48 u_short msg_cbytes;
49 u_short msg_qnum;
50 u_short msg_qbytes;
51 u_short msg_lspid;
52 u_short msg_lrpid;
53 ibcs2_time_t msg_stime;
54 ibcs2_time_t msg_rtime;
55 ibcs2_time_t msg_ctime;
56 };
57
58 struct ibcs2_semid_ds {
59 struct ibcs2_ipc_perm sem_perm;
60 struct ibcs2_sem *sem_base;
61 u_short sem_nsems;
62 ibcs2_time_t sem_otime;
63 ibcs2_time_t sem_ctime;
64 };
65
66 struct ibcs2_sem {
67 u_short semval;
68 ibcs2_pid_t sempid;
69 u_short semncnt;
70 u_short semzcnt;
71 };
72
73 struct ibcs2_shmid_ds {
74 struct ibcs2_ipc_perm shm_perm;
75 int shm_segsz;
76 int pad1;
77 char pad2[4];
78 u_short shm_lpid;
79 u_short shm_cpid;
80 u_short shm_nattch;
81 u_short shm_cnattch;
82 ibcs2_time_t shm_atime;
83 ibcs2_time_t shm_dtime;
84 ibcs2_time_t shm_ctime;
85 };
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