1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1997 John Birrell <[email protected]>.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
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.
18 *
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
29 * SUCH DAMAGE.
30 */
31
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
34
35 #include "namespace.h"
36 #include <stdlib.h>
37 #include <string.h>
38 #include <errno.h>
39 #include <pthread.h>
40 #include "un-namespace.h"
41
42 #include "thr_private.h"
43
44 __weak_reference(_pthread_condattr_init, pthread_condattr_init);
45 __weak_reference(_pthread_condattr_destroy, pthread_condattr_destroy);
46 __weak_reference(_pthread_condattr_getclock, pthread_condattr_getclock);
47 __weak_reference(_pthread_condattr_setclock, pthread_condattr_setclock);
48 __weak_reference(_pthread_condattr_getpshared, pthread_condattr_getpshared);
49 __weak_reference(_pthread_condattr_setpshared, pthread_condattr_setpshared);
50
51 int
_pthread_condattr_init(pthread_condattr_t * attr)52 _pthread_condattr_init(pthread_condattr_t *attr)
53 {
54 pthread_condattr_t pattr;
55 int ret;
56
57 if ((pattr = (pthread_condattr_t)
58 malloc(sizeof(struct pthread_cond_attr))) == NULL) {
59 ret = ENOMEM;
60 } else {
61 memcpy(pattr, &_pthread_condattr_default,
62 sizeof(struct pthread_cond_attr));
63 *attr = pattr;
64 ret = 0;
65 }
66 return (ret);
67 }
68
69 int
_pthread_condattr_destroy(pthread_condattr_t * attr)70 _pthread_condattr_destroy(pthread_condattr_t *attr)
71 {
72 int ret;
73
74 if (attr == NULL || *attr == NULL) {
75 ret = EINVAL;
76 } else {
77 free(*attr);
78 *attr = NULL;
79 ret = 0;
80 }
81 return(ret);
82 }
83
84 int
_pthread_condattr_getclock(const pthread_condattr_t * __restrict attr,clockid_t * __restrict clock_id)85 _pthread_condattr_getclock(const pthread_condattr_t * __restrict attr,
86 clockid_t * __restrict clock_id)
87 {
88 if (attr == NULL || *attr == NULL)
89 return (EINVAL);
90 *clock_id = (*attr)->c_clockid;
91 return (0);
92 }
93
94 int
_pthread_condattr_setclock(pthread_condattr_t * attr,clockid_t clock_id)95 _pthread_condattr_setclock(pthread_condattr_t *attr, clockid_t clock_id)
96 {
97 if (attr == NULL || *attr == NULL)
98 return (EINVAL);
99 if (clock_id != CLOCK_REALTIME &&
100 clock_id != CLOCK_VIRTUAL &&
101 clock_id != CLOCK_PROF &&
102 clock_id != CLOCK_MONOTONIC) {
103 return (EINVAL);
104 }
105 (*attr)->c_clockid = clock_id;
106 return (0);
107 }
108
109 int
_pthread_condattr_getpshared(const pthread_condattr_t * __restrict attr,int * __restrict pshared)110 _pthread_condattr_getpshared(const pthread_condattr_t * __restrict attr,
111 int * __restrict pshared)
112 {
113
114 if (attr == NULL || *attr == NULL)
115 return (EINVAL);
116 *pshared = (*attr)->c_pshared;
117 return (0);
118 }
119
120 int
_pthread_condattr_setpshared(pthread_condattr_t * attr,int pshared)121 _pthread_condattr_setpshared(pthread_condattr_t *attr, int pshared)
122 {
123
124 if (attr == NULL || *attr == NULL ||
125 (pshared != PTHREAD_PROCESS_PRIVATE &&
126 pshared != PTHREAD_PROCESS_SHARED))
127 return (EINVAL);
128 (*attr)->c_pshared = pshared;
129 return (0);
130 }
131