LXR darwin-xnu/osfmk/mach/semaphore.defs

   1/*
   2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3 *
   4 * @APPLE_LICENSE_HEADER_START@
   5 * 
   6 * The contents of this file constitute Original Code as defined in and
   7 * are subject to the Apple Public Source License Version 1.1 (the
   8 * "License").  You may not use this file except in compliance with the
   9 * License.  Please obtain a copy of the License at
  10 * http://www.apple.com/publicsource and read it before using this file.
  11 * 
  12 * This Original Code and all software distributed under the License are
  13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17 * License for the specific language governing rights and limitations
  18 * under the License.
  19 * 
  20 * @APPLE_LICENSE_HEADER_END@
  21 */
  22/*
  23 * @OSF_COPYRIGHT@
  24 * 
  25 */
  26/*
  27 *      File: mach/semaphore.defs
  28 *      Author: Joseph CaraDonna
  29 *
  30 *      Exported kernel calls   
  31 *
  32 */
  33
  34subsystem
  35#if     KERNEL_SERVER
  36        KernelServer
  37#endif  /* KERNEL_SERVER */
  38                        semaphore 617200;
  39
  40#include <mach/std_types.defs>
  41#include <mach/mach_types.defs>
  42#include <mach/clock_types.defs>
  43
  44/*
  45 * a semaphore_t is created and destroyed through the task object.
  46 *      semaphore_create(task_t,&semaphore_t,...);
  47 *      semaphore_destroy(task_t,semaphore_t);
  48 */
  49
  50routine semaphore_signal(
  51                semaphore       : semaphore_t);
  52
  53routine semaphore_signal_all(
  54                semaphore       : semaphore_t);
  55
  56routine semaphore_wait(
  57                semaphore       : semaphore_t);
  58
  59
  60routine semaphore_signal_thread(
  61                semaphore       : semaphore_t;
  62                thread          : thread_act_t);
  63
  64routine semaphore_timedwait(
  65                semaphore       : semaphore_t;
  66                wait_time       : mach_timespec_t);
  67
  68routine semaphore_wait_signal(
  69                wait_semaphore  : semaphore_t;
  70                signal_semaphore: semaphore_t);
  71
  72routine semaphore_timedwait_signal(
  73                wait_semaphore  : semaphore_t;
  74                signal_semaphore: semaphore_t;
  75                wait_time       : mach_timespec_t);
  76