183 lines
4.3 KiB
C
183 lines
4.3 KiB
C
/* $NetBSD: svr4_ipc.h,v 1.2 1998/09/04 19:54:38 christos Exp $ */
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/*-
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* Copyright (c) 1995 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SVR4_IPC_H_
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#define _SVR4_IPC_H_
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/*
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* General IPC
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*/
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#define SVR4_IPC_RMID 10
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#define SVR4_IPC_SET 11
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#define SVR4_IPC_STAT 12
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struct svr4_ipc_perm {
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svr4_uid_t uid;
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svr4_gid_t gid;
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svr4_uid_t cuid;
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svr4_gid_t cgid;
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svr4_mode_t mode;
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u_long seq;
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svr4_key_t key;
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long pad[4];
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};
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/*
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* Message queues
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*/
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#define SVR4_msgget 0
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#define SVR4_msgctl 1
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#define SVR4_msgrcv 2
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#define SVR4_msgsnd 3
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struct svr4_msg {
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struct svr4_msg *msg_next;
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long msg_type;
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u_short msg_ts;
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short msg_spot;
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};
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struct svr4_msqid_ds {
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struct svr4_ipc_perm msg_perm;
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struct svr4_msg *msg_first;
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struct svr4_msg *msg_last;
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u_long msg_cbytes;
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u_long msg_qnum;
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u_long msg_qbytes;
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svr4_pid_t msg_lspid;
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svr4_pid_t msg_lrpid;
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svr4_time_t msg_stime;
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long msg_pad1;
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svr4_time_t msg_rtime;
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long msg_pad2;
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svr4_time_t msg_ctime;
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long msg_pad3;
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short msg_cv;
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short msg_qnum_cv;
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long msg_pad4[3];
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};
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struct svr4_msgbuf {
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long mtype; /* message type */
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char mtext[1]; /* message text */
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};
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struct svr4_msginfo {
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int msgmap;
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int msgmax;
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int msgmnb;
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int msgmni;
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int msgssz;
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int msgtql;
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u_short msgseg;
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};
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/*
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* Shared memory
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*/
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#define SVR4_shmat 0
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#define SVR4_shmctl 1
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#define SVR4_shmdt 2
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#define SVR4_shmget 3
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/* shmctl() operations */
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#define SVR4_SHM_LOCK 3
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#define SVR4_SHM_UNLOCK 4
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struct svr4_shmid_ds {
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struct svr4_ipc_perm shm_perm;
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int shm_segsz;
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void *shm_amp;
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u_short shm_lkcnt;
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svr4_pid_t shm_lpid;
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svr4_pid_t shm_cpid;
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u_long shm_nattch;
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u_long shm_cnattch;
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svr4_time_t shm_atime;
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long shm_pad1;
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svr4_time_t shm_dtime;
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long shm_pad2;
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svr4_time_t shm_ctime;
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long shm_pad3;
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long shm_pad4[4];
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};
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/*
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* Semaphores
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*/
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#define SVR4_semctl 0
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#define SVR4_semget 1
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#define SVR4_semop 2
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/* semctl() operations */
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#define SVR4_SEM_GETNCNT 3
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#define SVR4_SEM_GETPID 4
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#define SVR4_SEM_GETVAL 5
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#define SVR4_SEM_GETALL 6
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#define SVR4_SEM_GETZCNT 7
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#define SVR4_SEM_SETVAL 8
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#define SVR4_SEM_SETALL 9
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struct svr4_sem {
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u_short semval;
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svr4_pid_t sempid;
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u_short semncnt;
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u_short semzcnt;
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u_short semncnt_cv;
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u_short semzcnt_cv;
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};
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struct svr4_semid_ds {
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struct svr4_ipc_perm sem_perm;
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struct svr4_sem *sem_base;
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u_short sem_nsems;
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svr4_time_t sem_otime;
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long sem_pad1;
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svr4_time_t sem_ctime;
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long sem_pad2;
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long sem_pad3[4];
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};
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struct svr4_sembuf {
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u_short sem_num;
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short sem_op;
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short sem_flg;
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};
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#endif /* _SVR4_IPC_H */
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