linux_shm.h revision 1.5.2.2
1 1.5.2.2 christos /* $NetBSD: linux_shm.h,v 1.5.2.2 2005/12/11 10:28:46 christos 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 1.5.2.2 christos struct linux_shmid64_ds { 62 1.5.2.2 christos struct linux_ipc64_perm l_shm_perm; 63 1.5.2.2 christos uint l_shm_segsz; 64 1.5.2.2 christos linux_time_t l_shm_atime; 65 1.5.2.2 christos u_long l____unused1; 66 1.5.2.2 christos linux_time_t l_shm_dtime; 67 1.5.2.2 christos u_long l____unused2; 68 1.5.2.2 christos linux_time_t l_shm_ctime; 69 1.5.2.2 christos u_long l____unused3; 70 1.5.2.2 christos int l_shm_cpid; 71 1.5.2.2 christos int l_shm_lpid; 72 1.5.2.2 christos u_long l_shm_nattch; 73 1.5.2.2 christos u_long l___unused4; 74 1.5.2.2 christos u_long l___unused5; 75 1.5.2.2 christos }; 76 1.5.2.2 christos 77 1.5.2.2 christos struct linux_shminfo64 { 78 1.5.2.2 christos u_long l_shmmax; 79 1.5.2.2 christos u_long l_shmmin; 80 1.5.2.2 christos u_long l_shmmni; 81 1.5.2.2 christos u_long l_shmseg; 82 1.5.2.2 christos u_long l_shmall; 83 1.5.2.2 christos u_long l___unused1; 84 1.5.2.2 christos u_long l___unused2; 85 1.5.2.2 christos u_long l___unused3; 86 1.5.2.2 christos u_long l___unused4; 87 1.5.2.2 christos }; 88 1.5.2.2 christos 89 1.5.2.2 christos struct linux_shm_info { 90 1.5.2.2 christos int l_used_ids; 91 1.5.2.2 christos u_long l_shm_tot; 92 1.5.2.2 christos u_long l_shm_rss; 93 1.5.2.2 christos u_long l_shm_swp; 94 1.5.2.2 christos u_long l_swap_attempts; 95 1.5.2.2 christos u_long l_swap_successes; 96 1.5.2.2 christos }; 97 1.5.2.2 christos 98 1.1 fvdl #define LINUX_SHM_RDONLY 0x1000 99 1.1 fvdl #define LINUX_SHM_RND 0x2000 100 1.1 fvdl #define LINUX_SHM_REMAP 0x4000 101 1.1 fvdl 102 1.1 fvdl #define LINUX_SHM_LOCK 11 103 1.1 fvdl #define LINUX_SHM_UNLOCK 12 104 1.1 fvdl #define LINUX_SHM_STAT 13 105 1.1 fvdl #define LINUX_SHM_INFO 14 106 1.1 fvdl 107 1.2 erh 108 1.2 erh /* Pretend the sys_shmat and sys_shmctl syscalls are defined */ 109 1.2 erh struct linux_sys_shmat_args { 110 1.2 erh syscallarg(int) shmid; 111 1.2 erh syscallarg(void *) shmaddr; 112 1.2 erh syscallarg(int) shmflg; 113 1.2 erh syscallarg(u_long *) raddr; 114 1.2 erh }; 115 1.2 erh 116 1.2 erh struct linux_sys_shmctl_args { 117 1.2 erh syscallarg(int) shmid; 118 1.2 erh syscallarg(int) cmd; 119 1.2 erh syscallarg(struct linux_shmid_ds *) buf; 120 1.2 erh }; 121 1.2 erh 122 1.2 erh #ifdef SYSVSHM 123 1.2 erh #ifdef _KERNEL 124 1.2 erh __BEGIN_DECLS 125 1.5.2.1 skrll int linux_sys_shmget __P((struct lwp *, void *, register_t *)); 126 1.5 thorpej int linux_sys_shmat __P((struct lwp *, void *, register_t *)); 127 1.5 thorpej int linux_sys_shmctl __P((struct lwp *, void *, register_t *)); 128 1.2 erh void linux_to_bsd_shmid_ds __P((struct linux_shmid_ds *, 129 1.3 christos struct shmid_ds *)); 130 1.5.2.2 christos void linux_to_bsd_shmid64_ds __P((struct linux_shmid64_ds *, 131 1.5.2.2 christos struct shmid_ds *)); 132 1.2 erh void bsd_to_linux_shmid_ds __P((struct shmid_ds *, 133 1.3 christos struct linux_shmid_ds *)); 134 1.5.2.2 christos void bsd_to_linux_shmid64_ds __P((struct shmid_ds *, 135 1.5.2.2 christos struct linux_shmid64_ds *)); 136 1.2 erh __END_DECLS 137 1.2 erh #endif /* !_KERNEL */ 138 1.2 erh #endif /* !SYSVSHM */ 139 1.2 erh 140 1.3 christos #endif /* !_LINUX_SHM_H */ 141
Indexes created Tue Sep 30 11:09:46 GMT 2025