Home | History | Annotate | Line # | Download | only in common
linux_shm.h revision 1.6 
      1  1.6  jdolecek /*	$NetBSD: linux_shm.h,v 1.6 2004/09/28 19:05:19 jdolecek Exp $	*/
      2  1.2       erh 
      3  1.2       erh /*-
      4  1.4      fvdl  * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
      5  1.2       erh  * All rights reserved.
      6  1.2       erh  *
      7  1.2       erh  * This code is derived from software contributed to The NetBSD Foundation
      8  1.4      fvdl  * by Frank van der Linden and Eric Haszlakiewicz.
      9  1.2       erh  *
     10  1.2       erh  * Redistribution and use in source and binary forms, with or without
     11  1.2       erh  * modification, are permitted provided that the following conditions
     12  1.2       erh  * are met:
     13  1.2       erh  * 1. Redistributions of source code must retain the above copyright
     14  1.2       erh  *    notice, this list of conditions and the following disclaimer.
     15  1.2       erh  * 2. Redistributions in binary form must reproduce the above copyright
     16  1.2       erh  *    notice, this list of conditions and the following disclaimer in the
     17  1.2       erh  *    documentation and/or other materials provided with the distribution.
     18  1.2       erh  * 3. All advertising materials mentioning features or use of this software
     19  1.2       erh  *    must display the following acknowledgement:
     20  1.2       erh  *	This product includes software developed by the NetBSD
     21  1.2       erh  *	Foundation, Inc. and its contributors.
     22  1.2       erh  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  1.2       erh  *    contributors may be used to endorse or promote products derived
     24  1.2       erh  *    from this software without specific prior written permission.
     25  1.2       erh  *
     26  1.2       erh  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  1.2       erh  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  1.2       erh  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  1.2       erh  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  1.2       erh  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  1.2       erh  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  1.2       erh  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  1.2       erh  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  1.2       erh  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  1.2       erh  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  1.2       erh  * POSSIBILITY OF SUCH DAMAGE.
     37  1.1      fvdl  */
     38  1.1      fvdl 
     39  1.3  christos #ifndef _LINUX_SHM_H
     40  1.3  christos #define _LINUX_SHM_H
     41  1.2       erh 
     42  1.2       erh #include <sys/shm.h>
     43  1.1      fvdl 
     44  1.1      fvdl /*
     45  1.1      fvdl  * shm segment control structure
     46  1.1      fvdl  */
     47  1.1      fvdl struct linux_shmid_ds {
     48  1.1      fvdl 	struct linux_ipc_perm	l_shm_perm;
     49  1.1      fvdl 	int			l_shm_segsz;
     50  1.1      fvdl 	linux_time_t		l_shm_atime;
     51  1.1      fvdl 	linux_time_t		l_shm_dtime;
     52  1.1      fvdl 	linux_time_t		l_shm_ctime;
     53  1.1      fvdl 	ushort			l_shm_cpid;
     54  1.1      fvdl 	ushort			l_shm_lpid;
     55  1.1      fvdl 	short			l_shm_nattch;
     56  1.1      fvdl 	ushort			l_private1;
     57  1.1      fvdl 	void			*l_private2;
     58  1.1      fvdl 	void			*l_private3;
     59  1.1      fvdl };
     60  1.1      fvdl 
     61  1.1      fvdl #define LINUX_SHM_RDONLY	0x1000
     62  1.1      fvdl #define LINUX_SHM_RND		0x2000
     63  1.1      fvdl #define LINUX_SHM_REMAP		0x4000
     64  1.1      fvdl 
     65  1.1      fvdl #define LINUX_SHM_LOCK		11
     66  1.1      fvdl #define LINUX_SHM_UNLOCK	12
     67  1.1      fvdl #define LINUX_SHM_STAT		13
     68  1.1      fvdl #define LINUX_SHM_INFO		14
     69  1.1      fvdl 
     70  1.2       erh 
     71  1.2       erh /* Pretend the sys_shmat and sys_shmctl syscalls are defined */
     72  1.2       erh struct linux_sys_shmat_args {
     73  1.2       erh 	syscallarg(int) shmid;
     74  1.2       erh 	syscallarg(void *) shmaddr;
     75  1.2       erh 	syscallarg(int) shmflg;
     76  1.2       erh 	syscallarg(u_long *) raddr;
     77  1.2       erh };
     78  1.2       erh 
     79  1.2       erh struct linux_sys_shmctl_args {
     80  1.2       erh 	syscallarg(int) shmid;
     81  1.2       erh 	syscallarg(int) cmd;
     82  1.2       erh 	syscallarg(struct linux_shmid_ds *) buf;
     83  1.2       erh };
     84  1.2       erh 
     85  1.2       erh #ifdef SYSVSHM
     86  1.2       erh #ifdef _KERNEL
     87  1.2       erh __BEGIN_DECLS
     88  1.6  jdolecek int linux_sys_shmget __P((struct lwp *, void *, register_t *));
     89  1.5   thorpej int linux_sys_shmat __P((struct lwp *, void *, register_t *));
     90  1.5   thorpej int linux_sys_shmctl __P((struct lwp *, void *, register_t *));
     91  1.2       erh void linux_to_bsd_shmid_ds __P((struct linux_shmid_ds *,
     92  1.3  christos     struct shmid_ds *));
     93  1.2       erh void bsd_to_linux_shmid_ds __P((struct shmid_ds *,
     94  1.3  christos     struct linux_shmid_ds *));
     95  1.2       erh __END_DECLS
     96  1.2       erh #endif	/* !_KERNEL */
     97  1.2       erh #endif	/* !SYSVSHM */
     98  1.2       erh 
     99  1.3  christos #endif /* !_LINUX_SHM_H */
    100