1/* 2 * Copyright (c) 2000-2009 Apple 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: kern/sync_lock.c 34 * Author: Joseph CaraDonna 35 * 36 * Contains RT distributed lock synchronization services. 37 */ 38 39#include <mach/mach_types.h> 40#include <mach/lock_set_server.h> 41#include <mach/task_server.h> 42 43#include <kern/misc_protos.h> 44#include <kern/kalloc.h> 45#include <kern/sync_lock.h> 46#include <kern/sched_prim.h> 47#include <kern/ipc_kobject.h> 48#include <kern/ipc_sync.h> 49#include <kern/thread.h> 50#include <kern/task.h> 51 52#include <ipc/ipc_port.h> 53#include <ipc/ipc_space.h> 54#include <libkern/OSAtomic.h> 55 56 57 58/* 59 * OBSOLETE: lock set routines are obsolete 60 */ 61kern_return_t 62lock_set_create ( 63 __unused task_t task, 64 __unused lock_set_t *new_lock_set, 65 __unused int n_ulocks, 66 __unused int policy) 67{ 68 return KERN_FAILURE; 69} 70 71kern_return_t 72lock_set_destroy ( 73 __unused task_t task, 74 __unused lock_set_t lock_set) 75{ 76 return KERN_FAILURE; 77} 78 79kern_return_t 80lock_acquire ( 81 __unused lock_set_t lock_set, 82 __unused int lock_id) 83{ 84 return KERN_FAILURE; 85} 86 87kern_return_t 88lock_release ( 89 __unused lock_set_t lock_set, 90 __unused int lock_id) 91{ 92 return KERN_FAILURE; 93} 94 95kern_return_t 96lock_try ( 97 __unused lock_set_t lock_set, 98 __unused int lock_id) 99{ 100 return KERN_FAILURE; 101} 102 103kern_return_t 104lock_make_stable ( 105 __unused lock_set_t lock_set, 106 __unused int lock_id) 107{ 108 return KERN_FAILURE; 109} 110 111kern_return_t 112lock_handoff ( 113 __unused lock_set_t lock_set, 114 __unused int lock_id) 115{ 116 return KERN_FAILURE; 117} 118 119kern_return_t 120lock_handoff_accept ( 121 __unused lock_set_t lock_set, 122 __unused int lock_id) 123{ 124 return KERN_FAILURE; 125} 126 127void 128lock_set_reference( 129 __unused lock_set_t lock_set) 130{ 131 return; 132} 133 134void 135lock_set_dereference( 136 __unused lock_set_t lock_set) 137{ 138 return; 139} 140 141