xref: /xnu-10063.141.1/libsyscall/mach/semaphore.c (revision d8b80295118ef25ac3a784134bcf95cd8e88109f)
1*d8b80295SApple OSS Distributions /*
2*d8b80295SApple OSS Distributions  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3*d8b80295SApple OSS Distributions  *
4*d8b80295SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*d8b80295SApple OSS Distributions  *
6*d8b80295SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*d8b80295SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*d8b80295SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*d8b80295SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*d8b80295SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*d8b80295SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*d8b80295SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*d8b80295SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*d8b80295SApple OSS Distributions  *
15*d8b80295SApple OSS Distributions  * Please obtain a copy of the License at
16*d8b80295SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*d8b80295SApple OSS Distributions  *
18*d8b80295SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*d8b80295SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*d8b80295SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*d8b80295SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*d8b80295SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*d8b80295SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*d8b80295SApple OSS Distributions  * limitations under the License.
25*d8b80295SApple OSS Distributions  *
26*d8b80295SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*d8b80295SApple OSS Distributions  */
28*d8b80295SApple OSS Distributions 
29*d8b80295SApple OSS Distributions #include <mach/boolean.h>
30*d8b80295SApple OSS Distributions #include <mach/message.h>
31*d8b80295SApple OSS Distributions #include <mach/kern_return.h>
32*d8b80295SApple OSS Distributions #include <mach/mach_traps.h>
33*d8b80295SApple OSS Distributions #include <mach/mach_types.h>
34*d8b80295SApple OSS Distributions #include <mach/clock_types.h>
35*d8b80295SApple OSS Distributions 
36*d8b80295SApple OSS Distributions kern_return_t
semaphore_signal(mach_port_t signal_semaphore)37*d8b80295SApple OSS Distributions semaphore_signal(mach_port_t signal_semaphore)
38*d8b80295SApple OSS Distributions {
39*d8b80295SApple OSS Distributions 	return semaphore_signal_trap(signal_semaphore);
40*d8b80295SApple OSS Distributions }
41*d8b80295SApple OSS Distributions 
42*d8b80295SApple OSS Distributions kern_return_t
semaphore_signal_all(mach_port_t signal_semaphore)43*d8b80295SApple OSS Distributions semaphore_signal_all(mach_port_t signal_semaphore)
44*d8b80295SApple OSS Distributions {
45*d8b80295SApple OSS Distributions 	return semaphore_signal_all_trap(signal_semaphore);
46*d8b80295SApple OSS Distributions }
47*d8b80295SApple OSS Distributions 
48*d8b80295SApple OSS Distributions kern_return_t
semaphore_signal_thread(mach_port_t signal_semaphore,mach_port_t thread_act)49*d8b80295SApple OSS Distributions semaphore_signal_thread(mach_port_t signal_semaphore, mach_port_t thread_act)
50*d8b80295SApple OSS Distributions {
51*d8b80295SApple OSS Distributions 	return semaphore_signal_thread_trap(signal_semaphore, thread_act);
52*d8b80295SApple OSS Distributions }
53*d8b80295SApple OSS Distributions 
54*d8b80295SApple OSS Distributions kern_return_t
semaphore_wait(mach_port_t wait_semaphore)55*d8b80295SApple OSS Distributions semaphore_wait(mach_port_t wait_semaphore)
56*d8b80295SApple OSS Distributions {
57*d8b80295SApple OSS Distributions 	return semaphore_wait_trap(wait_semaphore);
58*d8b80295SApple OSS Distributions }
59*d8b80295SApple OSS Distributions 
60*d8b80295SApple OSS Distributions kern_return_t
semaphore_timedwait(mach_port_t wait_semaphore,mach_timespec_t wait_time)61*d8b80295SApple OSS Distributions semaphore_timedwait(mach_port_t wait_semaphore, mach_timespec_t wait_time)
62*d8b80295SApple OSS Distributions {
63*d8b80295SApple OSS Distributions 	return semaphore_timedwait_trap(wait_semaphore,
64*d8b80295SApple OSS Distributions 	           wait_time.tv_sec,
65*d8b80295SApple OSS Distributions 	           wait_time.tv_nsec);
66*d8b80295SApple OSS Distributions }
67*d8b80295SApple OSS Distributions 
68*d8b80295SApple OSS Distributions kern_return_t
semaphore_wait_signal(mach_port_t wait_semaphore,mach_port_t signal_semaphore)69*d8b80295SApple OSS Distributions semaphore_wait_signal(mach_port_t wait_semaphore, mach_port_t signal_semaphore)
70*d8b80295SApple OSS Distributions {
71*d8b80295SApple OSS Distributions 	return semaphore_wait_signal_trap(wait_semaphore, signal_semaphore);
72*d8b80295SApple OSS Distributions }
73*d8b80295SApple OSS Distributions 
74*d8b80295SApple OSS Distributions kern_return_t
semaphore_timedwait_signal(mach_port_t wait_semaphore,mach_port_t signal_semaphore,mach_timespec_t wait_time)75*d8b80295SApple OSS Distributions semaphore_timedwait_signal(mach_port_t wait_semaphore,
76*d8b80295SApple OSS Distributions     mach_port_t signal_semaphore,
77*d8b80295SApple OSS Distributions     mach_timespec_t wait_time)
78*d8b80295SApple OSS Distributions {
79*d8b80295SApple OSS Distributions 	return semaphore_timedwait_signal_trap(wait_semaphore,
80*d8b80295SApple OSS Distributions 	           signal_semaphore,
81*d8b80295SApple OSS Distributions 	           wait_time.tv_sec,
82*d8b80295SApple OSS Distributions 	           wait_time.tv_nsec);
83*d8b80295SApple OSS Distributions }
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