linux_sem.h revision 1.10
1 1.10 martin /* $NetBSD: linux_sem.h,v 1.10 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_SEM_H 33 1.3 christos #define _LINUX_SEM_H 34 1.2 erh 35 1.2 erh #include <sys/sem.h> 36 1.1 fvdl 37 1.1 fvdl /* 38 1.1 fvdl * Operations for semctl(2), in addition to IPC_STAT and IPC_SET 39 1.1 fvdl */ 40 1.1 fvdl #define LINUX_GETPID 11 41 1.1 fvdl #define LINUX_GETVAL 12 42 1.1 fvdl #define LINUX_GETALL 13 43 1.1 fvdl #define LINUX_GETNCNT 14 44 1.1 fvdl #define LINUX_GETZCNT 15 45 1.1 fvdl #define LINUX_SETVAL 16 46 1.1 fvdl #define LINUX_SETALL 17 47 1.1 fvdl 48 1.1 fvdl /* 49 1.1 fvdl * Linux semid_ds structure. Internally used pointer fields are not 50 1.1 fvdl * important to us and have been changed to void * 51 1.1 fvdl */ 52 1.1 fvdl 53 1.1 fvdl struct linux_semid_ds { 54 1.1 fvdl struct linux_ipc_perm l_sem_perm; 55 1.1 fvdl linux_time_t l_sem_otime; 56 1.1 fvdl linux_time_t l_sem_ctime; 57 1.1 fvdl void *l_sem_base; 58 1.1 fvdl void *l_eventn; 59 1.1 fvdl void *l_eventz; 60 1.1 fvdl void *l_undo; 61 1.1 fvdl ushort l_sem_nsems; 62 1.1 fvdl }; 63 1.1 fvdl 64 1.9 njoly struct linux_semid64_ds { 65 1.9 njoly struct linux_ipc64_perm l_sem_perm; 66 1.9 njoly linux_time_t l_sem_otime; 67 1.9 njoly unsigned long l___unused1; 68 1.9 njoly linux_time_t l_sem_ctime; 69 1.9 njoly unsigned long l___unused2; 70 1.9 njoly unsigned long l_sem_nsems; 71 1.9 njoly unsigned long l___unused3; 72 1.9 njoly unsigned long l___unused4; 73 1.9 njoly }; 74 1.9 njoly 75 1.1 fvdl union linux_semun { 76 1.1 fvdl int l_val; 77 1.1 fvdl struct linux_semid_ds *l_buf; 78 1.1 fvdl ushort *l_array; 79 1.1 fvdl void *l___buf; /* For unsupported IPC_INFO */ 80 1.1 fvdl void *l___pad; 81 1.1 fvdl }; 82 1.1 fvdl 83 1.2 erh /* Pretend the sys_semctl syscall is defined */ 84 1.6 manu #ifndef __amd64__ 85 1.2 erh struct linux_sys_semctl_args { 86 1.2 erh syscallarg(int) semid; 87 1.2 erh syscallarg(int) semnum; 88 1.2 erh syscallarg(int) cmd; 89 1.2 erh syscallarg(union linux_semun) arg; 90 1.2 erh }; 91 1.8 dsl int linux_sys_semctl(struct lwp *, const struct linux_sys_semctl_args *, register_t *); 92 1.6 manu #endif 93 1.2 erh 94 1.2 erh 95 1.2 erh #ifdef SYSVSEM 96 1.2 erh #ifdef _KERNEL 97 1.2 erh __BEGIN_DECLS 98 1.8 dsl void bsd_to_linux_semid_ds(struct semid_ds *, struct linux_semid_ds *); 99 1.9 njoly void bsd_to_linux_semid64_ds(struct semid_ds *, struct linux_semid64_ds *); 100 1.8 dsl void linux_to_bsd_semid_ds(struct linux_semid_ds *, struct semid_ds *); 101 1.9 njoly void linux_to_bsd_semid64_ds(struct linux_semid64_ds *, struct semid_ds *); 102 1.2 erh __END_DECLS 103 1.2 erh #endif /* !_KERNEL */ 104 1.2 erh #endif /* !SYSVSEM */ 105 1.2 erh 106 1.3 christos #endif /* !_LINUX_SEM_H */ 107
Indexes created Tue Sep 30 11:09:46 GMT 2025