1 1.12 martin /* $NetBSD: linux_shm.h,v 1.12 2008/04/28 20:23:44 martin 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 * 19 1.2 erh * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.2 erh * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.2 erh * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.2 erh * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.2 erh * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.2 erh * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.2 erh * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.2 erh * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.2 erh * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.2 erh * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.2 erh * POSSIBILITY OF SUCH DAMAGE. 30 1.1 fvdl */ 31 1.1 fvdl 32 1.3 christos #ifndef _LINUX_SHM_H 33 1.3 christos #define _LINUX_SHM_H 34 1.2 erh 35 1.2 erh #include <sys/shm.h> 36 1.1 fvdl 37 1.1 fvdl /* 38 1.1 fvdl * shm segment control structure 39 1.1 fvdl */ 40 1.1 fvdl struct linux_shmid_ds { 41 1.1 fvdl struct linux_ipc_perm l_shm_perm; 42 1.1 fvdl int l_shm_segsz; 43 1.1 fvdl linux_time_t l_shm_atime; 44 1.1 fvdl linux_time_t l_shm_dtime; 45 1.1 fvdl linux_time_t l_shm_ctime; 46 1.1 fvdl ushort l_shm_cpid; 47 1.1 fvdl ushort l_shm_lpid; 48 1.1 fvdl short l_shm_nattch; 49 1.1 fvdl ushort l_private1; 50 1.1 fvdl void *l_private2; 51 1.1 fvdl void *l_private3; 52 1.1 fvdl }; 53 1.1 fvdl 54 1.7 christos struct linux_shmid64_ds { 55 1.7 christos struct linux_ipc64_perm l_shm_perm; 56 1.11 njoly size_t l_shm_segsz; 57 1.7 christos linux_time_t l_shm_atime; 58 1.11 njoly #ifndef _LP64 59 1.7 christos u_long l____unused1; 60 1.11 njoly #endif 61 1.7 christos linux_time_t l_shm_dtime; 62 1.11 njoly #ifndef _LP64 63 1.7 christos u_long l____unused2; 64 1.11 njoly #endif 65 1.7 christos linux_time_t l_shm_ctime; 66 1.11 njoly #ifndef _LP64 67 1.7 christos u_long l____unused3; 68 1.11 njoly #endif 69 1.7 christos int l_shm_cpid; 70 1.7 christos int l_shm_lpid; 71 1.7 christos u_long l_shm_nattch; 72 1.7 christos u_long l___unused4; 73 1.7 christos u_long l___unused5; 74 1.7 christos }; 75 1.7 christos 76 1.7 christos struct linux_shminfo64 { 77 1.7 christos u_long l_shmmax; 78 1.7 christos u_long l_shmmin; 79 1.7 christos u_long l_shmmni; 80 1.7 christos u_long l_shmseg; 81 1.7 christos u_long l_shmall; 82 1.7 christos u_long l___unused1; 83 1.7 christos u_long l___unused2; 84 1.7 christos u_long l___unused3; 85 1.7 christos u_long l___unused4; 86 1.7 christos }; 87 1.7 christos 88 1.7 christos struct linux_shm_info { 89 1.7 christos int l_used_ids; 90 1.7 christos u_long l_shm_tot; 91 1.7 christos u_long l_shm_rss; 92 1.7 christos u_long l_shm_swp; 93 1.7 christos u_long l_swap_attempts; 94 1.7 christos u_long l_swap_successes; 95 1.7 christos }; 96 1.7 christos 97 1.1 fvdl #define LINUX_SHM_RDONLY 0x1000 98 1.1 fvdl #define LINUX_SHM_RND 0x2000 99 1.1 fvdl #define LINUX_SHM_REMAP 0x4000 100 1.1 fvdl 101 1.1 fvdl #define LINUX_SHM_LOCK 11 102 1.1 fvdl #define LINUX_SHM_UNLOCK 12 103 1.1 fvdl #define LINUX_SHM_STAT 13 104 1.1 fvdl #define LINUX_SHM_INFO 14 105 1.1 fvdl 106 1.2 erh 107 1.2 erh /* Pretend the sys_shmat and sys_shmctl syscalls are defined */ 108 1.2 erh struct linux_sys_shmat_args { 109 1.2 erh syscallarg(int) shmid; 110 1.2 erh syscallarg(void *) shmaddr; 111 1.2 erh syscallarg(int) shmflg; 112 1.2 erh syscallarg(u_long *) raddr; 113 1.2 erh }; 114 1.2 erh 115 1.2 erh struct linux_sys_shmctl_args { 116 1.2 erh syscallarg(int) shmid; 117 1.2 erh syscallarg(int) cmd; 118 1.2 erh syscallarg(struct linux_shmid_ds *) buf; 119 1.2 erh }; 120 1.10 dsl 121 1.10 dsl struct linux_sys_shmget_args { 122 1.10 dsl syscallarg(key_t) key; 123 1.10 dsl syscallarg(size_t) size; 124 1.10 dsl syscallarg(int) shmflg; 125 1.10 dsl }; 126 1.2 erh 127 1.2 erh #ifdef SYSVSHM 128 1.2 erh #ifdef _KERNEL 129 1.2 erh __BEGIN_DECLS 130 1.10 dsl int linux_sys_shmget(struct lwp *, const struct linux_sys_shmget_args *, register_t *); 131 1.10 dsl int linux_sys_shmat(struct lwp *, const struct linux_sys_shmat_args *, register_t *); 132 1.10 dsl int linux_sys_shmctl(struct lwp *, const struct linux_sys_shmctl_args *, register_t *); 133 1.9 dsl void linux_to_bsd_shmid_ds(struct linux_shmid_ds *, 134 1.9 dsl struct shmid_ds *); 135 1.9 dsl void linux_to_bsd_shmid64_ds(struct linux_shmid64_ds *, 136 1.9 dsl struct shmid_ds *); 137 1.9 dsl void bsd_to_linux_shmid_ds(struct shmid_ds *, 138 1.9 dsl struct linux_shmid_ds *); 139 1.9 dsl void bsd_to_linux_shmid64_ds(struct shmid_ds *, 140 1.9 dsl struct linux_shmid64_ds *); 141 1.2 erh __END_DECLS 142 1.2 erh #endif /* !_KERNEL */ 143 1.2 erh #endif /* !SYSVSHM */ 144 1.2 erh 145 1.3 christos #endif /* !_LINUX_SHM_H */ 146
Indexes created Mon Sep 22 13:09:51 GMT 2025