1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org>
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 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31
32#include <limits.h>
33#include <pthread.h>
34
35#include "threads.h"
36
37int
38tss_create(tss_t *key, tss_dtor_t dtor)
39{
40
41	if (pthread_key_create(key, dtor) != 0)
42		return (thrd_error);
43	return (thrd_success);
44}
45
46void
47tss_delete(tss_t key)
48{
49
50	(void)pthread_key_delete(key);
51}
52
53void *
54tss_get(tss_t key)
55{
56
57	return (pthread_getspecific(key));
58}
59
60int
61tss_set(tss_t key, void *val)
62{
63
64	if (pthread_setspecific(key, val) != 0)
65		return (thrd_error);
66	return (thrd_success);
67}
68
69_Static_assert(TSS_DTOR_ITERATIONS == PTHREAD_DESTRUCTOR_ITERATIONS,
70    "TSS_DTOR_ITERATIONS must be identical to PTHREAD_DESTRUCTOR_ITERATIONS");
71