NetBSD/sys/compat/linux/common/linux_shm.h

99 lines
3.3 KiB
C

/* $NetBSD: linux_shm.h,v 1.5 2003/01/18 21:21:31 thorpej Exp $ */
/*-
* Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Frank van der Linden and Eric Haszlakiewicz.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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 _LINUX_SHM_H
#define _LINUX_SHM_H
#include <sys/shm.h>
/*
* shm segment control structure
*/
struct linux_shmid_ds {
struct linux_ipc_perm l_shm_perm;
int l_shm_segsz;
linux_time_t l_shm_atime;
linux_time_t l_shm_dtime;
linux_time_t l_shm_ctime;
ushort l_shm_cpid;
ushort l_shm_lpid;
short l_shm_nattch;
ushort l_private1;
void *l_private2;
void *l_private3;
};
#define LINUX_SHM_RDONLY 0x1000
#define LINUX_SHM_RND 0x2000
#define LINUX_SHM_REMAP 0x4000
#define LINUX_SHM_LOCK 11
#define LINUX_SHM_UNLOCK 12
#define LINUX_SHM_STAT 13
#define LINUX_SHM_INFO 14
/* Pretend the sys_shmat and sys_shmctl syscalls are defined */
struct linux_sys_shmat_args {
syscallarg(int) shmid;
syscallarg(void *) shmaddr;
syscallarg(int) shmflg;
syscallarg(u_long *) raddr;
};
struct linux_sys_shmctl_args {
syscallarg(int) shmid;
syscallarg(int) cmd;
syscallarg(struct linux_shmid_ds *) buf;
};
#ifdef SYSVSHM
#ifdef _KERNEL
__BEGIN_DECLS
int linux_sys_shmat __P((struct lwp *, void *, register_t *));
int linux_sys_shmctl __P((struct lwp *, void *, register_t *));
void linux_to_bsd_shmid_ds __P((struct linux_shmid_ds *,
struct shmid_ds *));
void bsd_to_linux_shmid_ds __P((struct shmid_ds *,
struct linux_shmid_ds *));
__END_DECLS
#endif /* !_KERNEL */
#endif /* !SYSVSHM */
#endif /* !_LINUX_SHM_H */