2 * Copyright (c) 2011 The NetBSD Foundation, Inc.
5 * This code is derived from software contributed to The NetBSD Foundation
6 * by Joerg Sonnenberger.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
43 void (*tls_callback_sym)(void);
46 dl_iterate_phdr_cb(struct dl_phdr_info *info, size_t size, void *data)
48 (*tls_callback_sym)();
53 test_dl_iterate_phdr_helper(void *dummy)
60 test_dl_iterate_phdr(void)
66 if ((dso = dlopen("libh_helper_dso2.so", RTLD_LAZY)) == NULL) {
67 fprintf(stderr, "opening helper failed\n");
70 tls_callback_sym = dlsym(dso, "tls_callback");
71 if (tls_callback_sym == NULL) {
72 fprintf(stderr, "bad helper\n");
75 pthread_create(&t, NULL, test_dl_iterate_phdr_helper, NULL);
76 if (dl_iterate_phdr(dl_iterate_phdr_cb, NULL))
82 init_fini_helper(void *arg)
85 if ((dso = dlopen(arg, RTLD_LAZY)) == NULL) {
86 fprintf(stderr, "opening %s failed\n", (char *)arg);
99 printf("%d\n", dlopen_cookie);
100 pthread_create(&t1, NULL, init_fini_helper,
101 __UNCONST("libh_helper_dso2.so"));
103 printf("%d\n", dlopen_cookie);
104 if (dlopen_cookie != 1)
107 pthread_create(&t2, NULL, init_fini_helper,
108 __UNCONST("libutil.so"));
109 printf("%d\n", dlopen_cookie);
110 if (dlopen_cookie != 1)
121 printf("%d\n", dlclose_cookie);
122 pthread_create(&t1, NULL, init_fini_helper,
123 __UNCONST("libh_helper_dso2.so"));
125 printf("%d\n", dlclose_cookie);
126 if (dlclose_cookie != 2)
128 pthread_create(&t2, NULL, init_fini_helper,
129 __UNCONST("libutil.so"));
131 printf("%d\n", dlclose_cookie);
132 if (dlclose_cookie != 2)
138 main(int argc, char **argv)
142 if (strcmp(argv[1], "dl_iterate_phdr") == 0)
143 test_dl_iterate_phdr();
144 if (strcmp(argv[1], "dlopen") == 0)
146 if (strcmp(argv[1], "dlclose") == 0)