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linux_ipc.h revision 1.1 
      1 /*	$NetBSD: linux_ipc.h,v 1.1 1995/02/28 23:25:47 fvdl Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1995 Frank van der Linden
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *      This product includes software developed for the NetBSD Project
     18  *      by Frank van der Linden
     19  * 4. The name of the author may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #ifndef _LINUX_IPC_H
     35 #define _LINUX_IPC_H
     36 
     37 /*
     38  * Structs and values to handle the SYSV ipc/shm/msg calls implemented
     39  * in Linux. Most values match the NetBSD values (as they are both derived
     40  * from SysV values). Values that are the same may not be defined here.
     41  */
     42 
     43 typedef int linux_key_t;
     44 
     45 /*
     46  * The only thing different about the Linux ipc_perm structure is the
     47  * order of the fields.
     48  */
     49 struct linux_ipc_perm {
     50 	linux_key_t	l_key;
     51 	ushort		l_uid;
     52 	ushort		l_gid;
     53 	ushort		l_cuid;
     54 	ushort		l_cgid;
     55 	ushort		l_mode;
     56 	ushort		l_seq;
     57 };
     58 
     59 #define LINUX_IPC_RMID	0
     60 #define LINUX_IPC_SET	1
     61 #define LINUX_IPC_STAT	2
     62 #define LINUX_IPC_INFO	3
     63 
     64 #endif /* _LINUX_IPC_H */
     65