Annotation of sys/compat/linux/linux_sem.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: linux_sem.h,v 1.2 1996/04/17 05:23:57 mickey Exp $ */
! 2: /* $NetBSD: linux_sem.h,v 1.1 1995/08/15 21:14:35 fvdl Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1995 Frank van der Linden
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. All advertising materials mentioning features or use of this software
! 17: * must display the following acknowledgement:
! 18: * This product includes software developed for the NetBSD Project
! 19: * by Frank van der Linden
! 20: * 4. The name of the author may not be used to endorse or promote products
! 21: * derived from this software without specific prior written permission
! 22: *
! 23: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 24: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 25: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 26: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 27: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 28: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 29: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 30: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 31: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 32: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 33: */
! 34:
! 35: #ifndef _LINUX_SEM_H
! 36: #define _LINUX_SEM_H
! 37:
! 38: /*
! 39: * Operations for semctl(2), in addition to IPC_STAT and IPC_SET
! 40: */
! 41: #define LINUX_GETPID 11
! 42: #define LINUX_GETVAL 12
! 43: #define LINUX_GETALL 13
! 44: #define LINUX_GETNCNT 14
! 45: #define LINUX_GETZCNT 15
! 46: #define LINUX_SETVAL 16
! 47: #define LINUX_SETALL 17
! 48:
! 49: /*
! 50: * Linux semid_ds structure. Internally used pointer fields are not
! 51: * important to us and have been changed to void *
! 52: */
! 53:
! 54: struct linux_semid_ds {
! 55: struct linux_ipc_perm l_sem_perm;
! 56: linux_time_t l_sem_otime;
! 57: linux_time_t l_sem_ctime;
! 58: void *l_sem_base;
! 59: void *l_eventn;
! 60: void *l_eventz;
! 61: void *l_undo;
! 62: ushort l_sem_nsems;
! 63: };
! 64:
! 65: union linux_semun {
! 66: int l_val;
! 67: struct linux_semid_ds *l_buf;
! 68: ushort *l_array;
! 69: void *l___buf; /* For unsupported IPC_INFO */
! 70: void *l___pad;
! 71: };
! 72:
! 73: #endif /* _LINUX_SEM_H */
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