libsyscall/mach/semaphore.c

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