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Annotation of XNU/osfmk/mach/semaphore.defs, revision 1.1.1.1

1.1       root        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: 
                     34: subsystem
                     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: 
                     50: routine semaphore_signal(
                     51:                semaphore       : semaphore_t);
                     52: 
                     53: routine semaphore_signal_all(
                     54:                semaphore       : semaphore_t);
                     55: 
                     56: routine semaphore_wait(
                     57:                semaphore       : semaphore_t);
                     58: 
                     59: 
                     60: routine semaphore_signal_thread(
                     61:                semaphore       : semaphore_t;
                     62:                thread          : thread_act_t);
                     63: 
                     64: routine semaphore_timedwait(
                     65:                semaphore       : semaphore_t;
                     66:                wait_time       : mach_timespec_t);

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