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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);