linux_ipc.h

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    1 /*      $NetBSD: linux_ipc.h,v 1.9 2008/04/28 20:23:43 martin Exp $     */
    2 
    3 /*-
    4  * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Frank van der Linden and Eric Haszlakiewicz.
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  *
   19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   29  * POSSIBILITY OF SUCH DAMAGE.
   30  */
   31 
   32 #ifndef _LINUX_IPC_H
   33 #define _LINUX_IPC_H
   34 
   35 #if defined(_KERNEL_OPT)
   36 #include "opt_sysv.h"
   37 #endif
   38 
   39 #include <sys/ipc.h>
   40 
   41 /*
   42  * Structs and values to handle the SYSV ipc/shm/msg calls implemented
   43  * in Linux. Most values match the NetBSD values (as they are both derived
   44  * from SysV values). Values that are the same may not be defined here.
   45  */
   46 
   47 typedef int linux_key_t;
   48 
   49 /*
   50  * The only thing different about the Linux ipc_perm structure is the
   51  * order of the fields.
   52  */
   53 struct linux_ipc_perm {
   54         linux_key_t     l_key;
   55         ushort          l_uid;
   56         ushort          l_gid;
   57         ushort          l_cuid;
   58         ushort          l_cgid;
   59         ushort          l_mode;
   60         ushort          l_seq;
   61 };
   62 
   63 struct linux_ipc64_perm {
   64         linux_key_t     l_key;
   65         uint            l_uid;
   66         uint            l_gid;
   67         uint            l_cuid;
   68         uint            l_cgid;
   69         ushort          l_mode;
   70         ushort          l___pad1;
   71         ushort          l_seq;
   72         ushort          l___pad2;
   73         ulong           l___unused1;
   74         ulong           l___unused2;
   75 };
   76 
   77 #define LINUX_IPC_RMID  0
   78 #define LINUX_IPC_SET   1
   79 #define LINUX_IPC_STAT  2
   80 #define LINUX_IPC_INFO  3
   81 
   82 #define LINUX_IPC_64    0x100
   83 
   84 #if defined (SYSVSEM) || defined(SYSVSHM) || defined(SYSVMSG)
   85 #ifdef _KERNEL
   86 __BEGIN_DECLS
   87 void linux_to_bsd_ipc_perm(struct linux_ipc_perm *,
   88                                        struct ipc_perm *);
   89 void linux_to_bsd_ipc64_perm(struct linux_ipc64_perm *,
   90                                        struct ipc_perm *);
   91 void bsd_to_linux_ipc_perm(struct ipc_perm *,
   92                                        struct linux_ipc_perm *);
   93 void bsd_to_linux_ipc64_perm(struct ipc_perm *,
   94                                        struct linux_ipc64_perm *);
   95 __END_DECLS
   96 #endif  /* !_KERNEL */
   97 #endif  /* !SYSVSEM, !SYSVSHM, !SYSVMSG */
   98 
   99 #endif /* !_LINUX_IPC_H */

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FreeBSD/Linux Kernel Cross Reference sys/compat/linux/common/linux_ipc.h

FreeBSD/Linux Kernel Cross Reference
sys/compat/linux/common/linux_ipc.h