FreeBSD/Linux Kernel Cross Reference
sys/compat/svr4/svr4_ipc.h

     /*      $NetBSD: svr4_ipc.h,v 1.5 2008/04/28 20:23:45 martin Exp $      */
     
     /*-
      * Copyright (c) 1995 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Christos Zoulas.
      *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     * POSSIBILITY OF SUCH DAMAGE.
     */
    
    #ifndef _SVR4_IPC_H_
    #define _SVR4_IPC_H_
    
    /*
     * General IPC
     */
    #define SVR4_IPC_RMID           10
    #define SVR4_IPC_SET            11
    #define SVR4_IPC_STAT           12
    
    struct svr4_ipc_perm {
            svr4_uid_t      uid;
            svr4_gid_t      gid;
            svr4_uid_t      cuid;
            svr4_gid_t      cgid;
            svr4_mode_t     mode;
            u_long          seq;
            svr4_key_t      key;
            long            pad[4];
    };
    
    /*
     * Message queues
     */
    #define SVR4_msgget     0
    #define SVR4_msgctl     1
    #define SVR4_msgrcv     2
    #define SVR4_msgsnd     3
    
    struct svr4_msg {
            struct svr4_msg *msg_next;
            long            msg_type;
            u_short         msg_ts;
            short           msg_spot;
    };
    
    struct svr4_msqid_ds {
            struct svr4_ipc_perm msg_perm;
            struct svr4_msg *msg_first;
            struct svr4_msg *msg_last;
            u_long          msg_cbytes;
            u_long          msg_qnum;
            u_long          msg_qbytes;
            svr4_pid_t      msg_lspid;
            svr4_pid_t      msg_lrpid;
            svr4_time_t     msg_stime;
            long            msg_pad1;
            svr4_time_t     msg_rtime;
            long            msg_pad2;
            svr4_time_t     msg_ctime;
            long            msg_pad3;
            short           msg_cv;
            short           msg_qnum_cv;
            long            msg_pad4[3];
    };
    
    struct svr4_msgbuf {
            long    mtype;          /* message type */
            char    mtext[1];       /* message text */
    };
    
    struct svr4_msginfo {
            int     msgmap;
            int     msgmax;
            int     msgmnb;
            int     msgmni;
            int     msgssz;
            int     msgtql;
           u_short msgseg;
   };
   
   /*
    * Shared memory
    */
   #define SVR4_shmat      0
   #define SVR4_shmctl     1
   #define SVR4_shmdt      2
   #define SVR4_shmget     3
   
   /* shmctl() operations */
   #define SVR4_SHM_LOCK            3
   #define SVR4_SHM_UNLOCK          4
   
   struct svr4_shmid_ds {
           struct svr4_ipc_perm    shm_perm;
           int             shm_segsz;
           void            *shm_amp;
           u_short         shm_lkcnt;
           svr4_pid_t      shm_lpid;
           svr4_pid_t      shm_cpid;
           u_long          shm_nattch;
           u_long          shm_cnattch;
           svr4_time_t     shm_atime;
           long            shm_pad1;
           svr4_time_t     shm_dtime;
           long            shm_pad2;
           svr4_time_t     shm_ctime;
           long            shm_pad3;
           long            shm_pad4[4];
   };
   
   /*
    * Semaphores
    */
   #define SVR4_semctl     0
   #define SVR4_semget     1
   #define SVR4_semop      2
   
   /* semctl() operations */
   #define SVR4_SEM_GETNCNT         3
   #define SVR4_SEM_GETPID          4
   #define SVR4_SEM_GETVAL          5
   #define SVR4_SEM_GETALL          6
   #define SVR4_SEM_GETZCNT         7
   #define SVR4_SEM_SETVAL          8
   #define SVR4_SEM_SETALL          9
   
   struct svr4_sem {
           u_short         semval;
           svr4_pid_t      sempid;
           u_short         semncnt;
           u_short         semzcnt;
           u_short         semncnt_cv;
           u_short         semzcnt_cv;
   };
   
   struct svr4_semid_ds {
           struct svr4_ipc_perm sem_perm;
           struct svr4_sem *sem_base;
           u_short         sem_nsems;
           svr4_time_t     sem_otime;
           long            sem_pad1;
           svr4_time_t     sem_ctime;
           long            sem_pad2;
           long            sem_pad3[4];
   };
   
   struct svr4_sembuf {
           u_short         sem_num;
           short           sem_op;
           short           sem_flg;
   };
   
   #endif  /* _SVR4_IPC_H */

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