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 * @OSF_COPYRIGHT@ 30 * 31 */ 32/* 33 * File: mach/semaphore.defs 34 * Author: Joseph CaraDonna 35 * 36 * Exported kernel calls 37 * 38 */ 39 40subsystem 41#if KERNEL_SERVER 42 KernelServer 43#endif /* KERNEL_SERVER */ 44 semaphore 617200; 45 46#include <mach/std_types.defs> 47#include <mach/mach_types.defs> 48#include <mach/clock_types.defs> 49 50/* 51 * a semaphore_t is created and destroyed through the task object. 52 * semaphore_create(task_t,&semaphore_t,...); 53 * semaphore_destroy(task_t,semaphore_t); 54 */ 55 56routine semaphore_signal( 57 semaphore : semaphore_t); 58 59routine semaphore_signal_all( 60 semaphore : semaphore_t); 61 62routine semaphore_wait( 63 semaphore : semaphore_t); 64 65 66routine semaphore_signal_thread( 67 semaphore : semaphore_t; 68 thread : thread_act_t); 69 70routine semaphore_timedwait( 71 semaphore : semaphore_t; 72 wait_time : mach_timespec_t); 73 74routine semaphore_wait_signal( 75 wait_semaphore : semaphore_t; 76 signal_semaphore: semaphore_t); 77 78routine semaphore_timedwait_signal( 79 wait_semaphore : semaphore_t; 80 signal_semaphore: semaphore_t; 81 wait_time : mach_timespec_t); 82 83/* vim: set ft=c : */ 84