1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1997 John Birrell <jb@cimlogic.com.au>.
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 "namespace.h"
33 #include <stdlib.h>
34 #include <string.h>
35 #include <errno.h>
36 #include <pthread.h>
37 #include "un-namespace.h"
38
39 #include "thr_private.h"
40
41 __weak_reference(_pthread_condattr_init, pthread_condattr_init);
42 __weak_reference(_pthread_condattr_destroy, pthread_condattr_destroy);
43 __weak_reference(_pthread_condattr_getclock, pthread_condattr_getclock);
44 __weak_reference(_pthread_condattr_setclock, pthread_condattr_setclock);
45 __weak_reference(_pthread_condattr_getpshared, pthread_condattr_getpshared);
46 __weak_reference(_pthread_condattr_setpshared, pthread_condattr_setpshared);
47
48 int
_pthread_condattr_init(pthread_condattr_t * attr)49 _pthread_condattr_init(pthread_condattr_t *attr)
50 {
51 pthread_condattr_t pattr;
52 int ret;
53
54 if ((pattr = (pthread_condattr_t)
55 malloc(sizeof(struct pthread_cond_attr))) == NULL) {
56 ret = ENOMEM;
57 } else {
58 memcpy(pattr, &_pthread_condattr_default,
59 sizeof(struct pthread_cond_attr));
60 *attr = pattr;
61 ret = 0;
62 }
63 return (ret);
64 }
65
66 int
_pthread_condattr_destroy(pthread_condattr_t * attr)67 _pthread_condattr_destroy(pthread_condattr_t *attr)
68 {
69 int ret;
70
71 if (attr == NULL || *attr == NULL) {
72 ret = EINVAL;
73 } else {
74 free(*attr);
75 *attr = NULL;
76 ret = 0;
77 }
78 return(ret);
79 }
80
81 int
_pthread_condattr_getclock(const pthread_condattr_t * __restrict attr,clockid_t * __restrict clock_id)82 _pthread_condattr_getclock(const pthread_condattr_t * __restrict attr,
83 clockid_t * __restrict clock_id)
84 {
85 if (attr == NULL || *attr == NULL)
86 return (EINVAL);
87 *clock_id = (*attr)->c_clockid;
88 return (0);
89 }
90
91 int
_pthread_condattr_setclock(pthread_condattr_t * attr,clockid_t clock_id)92 _pthread_condattr_setclock(pthread_condattr_t *attr, clockid_t clock_id)
93 {
94 if (attr == NULL || *attr == NULL)
95 return (EINVAL);
96 if (clock_id != CLOCK_REALTIME &&
97 clock_id != CLOCK_VIRTUAL &&
98 clock_id != CLOCK_PROF &&
99 clock_id != CLOCK_MONOTONIC) {
100 return (EINVAL);
101 }
102 (*attr)->c_clockid = clock_id;
103 return (0);
104 }
105
106 int
_pthread_condattr_getpshared(const pthread_condattr_t * __restrict attr,int * __restrict pshared)107 _pthread_condattr_getpshared(const pthread_condattr_t * __restrict attr,
108 int * __restrict pshared)
109 {
110
111 if (attr == NULL || *attr == NULL)
112 return (EINVAL);
113 *pshared = (*attr)->c_pshared;
114 return (0);
115 }
116
117 int
_pthread_condattr_setpshared(pthread_condattr_t * attr,int pshared)118 _pthread_condattr_setpshared(pthread_condattr_t *attr, int pshared)
119 {
120
121 if (attr == NULL || *attr == NULL ||
122 (pshared != PTHREAD_PROCESS_PRIVATE &&
123 pshared != PTHREAD_PROCESS_SHARED))
124 return (EINVAL);
125 (*attr)->c_pshared = pshared;
126 return (0);
127 }
128