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