2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1996 Jeffrey Hsu <hsu@freebsd.org>.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the author nor the names of any co-contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * Copyright (c) 1997 John Birrell <jb@cimlogic.com.au>.
34 * All rights reserved.
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
39 * 1. Redistributions of source code must retain the above copyright
40 * notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 * notice, this list of conditions and the following disclaimer in the
43 * documentation and/or other materials provided with the distribution.
44 * 3. Neither the name of the author nor the names of any co-contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
48 * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
62 #include <sys/cdefs.h>
63 __FBSDID("$FreeBSD$");
65 #include "namespace.h"
70 #include <pthread_np.h>
71 #include "un-namespace.h"
73 #include "thr_private.h"
75 __weak_reference(_thr_mutexattr_init, pthread_mutexattr_init);
76 __weak_reference(_thr_mutexattr_init, _pthread_mutexattr_init);
77 __weak_reference(_pthread_mutexattr_setkind_np, pthread_mutexattr_setkind_np);
78 __weak_reference(_pthread_mutexattr_getkind_np, pthread_mutexattr_getkind_np);
79 __weak_reference(_pthread_mutexattr_gettype, pthread_mutexattr_gettype);
80 __weak_reference(_thr_mutexattr_settype, pthread_mutexattr_settype);
81 __weak_reference(_thr_mutexattr_settype, _pthread_mutexattr_settype);
82 __weak_reference(_thr_mutexattr_destroy, pthread_mutexattr_destroy);
83 __weak_reference(_thr_mutexattr_destroy, _pthread_mutexattr_destroy);
84 __weak_reference(_pthread_mutexattr_getpshared, pthread_mutexattr_getpshared);
85 __weak_reference(_pthread_mutexattr_setpshared, pthread_mutexattr_setpshared);
86 __weak_reference(_pthread_mutexattr_getprotocol, pthread_mutexattr_getprotocol);
87 __weak_reference(_pthread_mutexattr_setprotocol, pthread_mutexattr_setprotocol);
88 __weak_reference(_pthread_mutexattr_getprioceiling,
89 pthread_mutexattr_getprioceiling);
90 __weak_reference(_pthread_mutexattr_setprioceiling,
91 pthread_mutexattr_setprioceiling);
92 __weak_reference(_thr_mutexattr_getrobust, pthread_mutexattr_getrobust);
93 __weak_reference(_thr_mutexattr_getrobust, _pthread_mutexattr_getrobust);
94 __weak_reference(_thr_mutexattr_setrobust, pthread_mutexattr_setrobust);
95 __weak_reference(_thr_mutexattr_setrobust, _pthread_mutexattr_setrobust);
98 _thr_mutexattr_init(pthread_mutexattr_t *attr)
101 pthread_mutexattr_t pattr;
103 if ((pattr = (pthread_mutexattr_t)
104 malloc(sizeof(struct pthread_mutex_attr))) == NULL) {
107 memcpy(pattr, &_pthread_mutexattr_default,
108 sizeof(struct pthread_mutex_attr));
116 _pthread_mutexattr_setkind_np(pthread_mutexattr_t *attr, int kind)
119 if (attr == NULL || *attr == NULL) {
123 (*attr)->m_type = kind;
130 _pthread_mutexattr_getkind_np(pthread_mutexattr_t attr)
144 _thr_mutexattr_settype(pthread_mutexattr_t *attr, int type)
148 if (attr == NULL || *attr == NULL || type >= PTHREAD_MUTEX_TYPE_MAX) {
151 (*attr)->m_type = type;
158 _pthread_mutexattr_gettype(const pthread_mutexattr_t * __restrict attr,
159 int * __restrict type)
163 if (attr == NULL || *attr == NULL || (*attr)->m_type >=
164 PTHREAD_MUTEX_TYPE_MAX) {
167 *type = (*attr)->m_type;
174 _thr_mutexattr_destroy(pthread_mutexattr_t *attr)
177 if (attr == NULL || *attr == NULL) {
188 _pthread_mutexattr_getpshared(const pthread_mutexattr_t *attr,
192 if (attr == NULL || *attr == NULL)
194 *pshared = (*attr)->m_pshared;
199 _pthread_mutexattr_setpshared(pthread_mutexattr_t *attr, int pshared)
202 if (attr == NULL || *attr == NULL ||
203 (pshared != PTHREAD_PROCESS_PRIVATE &&
204 pshared != PTHREAD_PROCESS_SHARED))
206 (*attr)->m_pshared = pshared;
211 _pthread_mutexattr_getprotocol(const pthread_mutexattr_t * __restrict mattr,
212 int * __restrict protocol)
216 if (mattr == NULL || *mattr == NULL)
219 *protocol = (*mattr)->m_protocol;
225 _pthread_mutexattr_setprotocol(pthread_mutexattr_t *mattr, int protocol)
229 if (mattr == NULL || *mattr == NULL ||
230 protocol < PTHREAD_PRIO_NONE || protocol > PTHREAD_PRIO_PROTECT)
233 (*mattr)->m_protocol = protocol;
234 (*mattr)->m_ceiling = THR_MAX_RR_PRIORITY;
240 _pthread_mutexattr_getprioceiling(const pthread_mutexattr_t * __restrict mattr,
241 int * __restrict prioceiling)
245 if (mattr == NULL || *mattr == NULL)
247 else if ((*mattr)->m_protocol != PTHREAD_PRIO_PROTECT)
250 *prioceiling = (*mattr)->m_ceiling;
256 _pthread_mutexattr_setprioceiling(pthread_mutexattr_t *mattr, int prioceiling)
260 if (mattr == NULL || *mattr == NULL)
262 else if ((*mattr)->m_protocol != PTHREAD_PRIO_PROTECT)
265 (*mattr)->m_ceiling = prioceiling;
271 _thr_mutexattr_getrobust(pthread_mutexattr_t *mattr, int *robust)
275 if (mattr == NULL || *mattr == NULL) {
279 *robust = (*mattr)->m_robust;
285 _thr_mutexattr_setrobust(pthread_mutexattr_t *mattr, int robust)
289 if (mattr == NULL || *mattr == NULL) {
291 } else if (robust != PTHREAD_MUTEX_STALLED &&
292 robust != PTHREAD_MUTEX_ROBUST) {
296 (*mattr)->m_robust = robust;