143 lines
4.3 KiB
C
143 lines
4.3 KiB
C
/* $NetBSD: linux_shm.h,v 1.8 2006/02/09 19:18:56 manu Exp $ */
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/*-
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* Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Frank van der Linden and Eric Haszlakiewicz.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _LINUX_SHM_H
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#define _LINUX_SHM_H
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#include <sys/shm.h>
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/*
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* shm segment control structure
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*/
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struct linux_shmid_ds {
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struct linux_ipc_perm l_shm_perm;
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int l_shm_segsz;
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linux_time_t l_shm_atime;
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linux_time_t l_shm_dtime;
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linux_time_t l_shm_ctime;
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ushort l_shm_cpid;
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ushort l_shm_lpid;
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short l_shm_nattch;
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ushort l_private1;
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void *l_private2;
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void *l_private3;
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};
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struct linux_shmid64_ds {
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struct linux_ipc64_perm l_shm_perm;
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uint l_shm_segsz;
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linux_time_t l_shm_atime;
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u_long l____unused1;
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linux_time_t l_shm_dtime;
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u_long l____unused2;
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linux_time_t l_shm_ctime;
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u_long l____unused3;
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int l_shm_cpid;
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int l_shm_lpid;
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u_long l_shm_nattch;
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u_long l___unused4;
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u_long l___unused5;
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};
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struct linux_shminfo64 {
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u_long l_shmmax;
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u_long l_shmmin;
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u_long l_shmmni;
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u_long l_shmseg;
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u_long l_shmall;
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u_long l___unused1;
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u_long l___unused2;
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u_long l___unused3;
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u_long l___unused4;
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};
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struct linux_shm_info {
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int l_used_ids;
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u_long l_shm_tot;
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u_long l_shm_rss;
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u_long l_shm_swp;
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u_long l_swap_attempts;
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u_long l_swap_successes;
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};
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#define LINUX_SHM_RDONLY 0x1000
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#define LINUX_SHM_RND 0x2000
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#define LINUX_SHM_REMAP 0x4000
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#define LINUX_SHM_LOCK 11
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#define LINUX_SHM_UNLOCK 12
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#define LINUX_SHM_STAT 13
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#define LINUX_SHM_INFO 14
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/* Pretend the sys_shmat and sys_shmctl syscalls are defined */
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#ifndef __amd64__
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struct linux_sys_shmat_args {
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syscallarg(int) shmid;
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syscallarg(void *) shmaddr;
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syscallarg(int) shmflg;
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syscallarg(u_long *) raddr;
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};
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struct linux_sys_shmctl_args {
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syscallarg(int) shmid;
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syscallarg(int) cmd;
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syscallarg(struct linux_shmid_ds *) buf;
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};
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#endif
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#ifdef SYSVSHM
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#ifdef _KERNEL
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__BEGIN_DECLS
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int linux_sys_shmget __P((struct lwp *, void *, register_t *));
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int linux_sys_shmat __P((struct lwp *, void *, register_t *));
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int linux_sys_shmctl __P((struct lwp *, void *, register_t *));
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void linux_to_bsd_shmid_ds __P((struct linux_shmid_ds *,
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struct shmid_ds *));
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void linux_to_bsd_shmid64_ds __P((struct linux_shmid64_ds *,
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struct shmid_ds *));
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void bsd_to_linux_shmid_ds __P((struct shmid_ds *,
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struct linux_shmid_ds *));
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void bsd_to_linux_shmid64_ds __P((struct shmid_ds *,
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struct linux_shmid64_ds *));
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__END_DECLS
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#endif /* !_KERNEL */
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#endif /* !SYSVSHM */
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#endif /* !_LINUX_SHM_H */
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