t_dlopen.c revision 1.1.4.2
1 1.1.4.2 tls /* $NetBSD: t_dlopen.c,v 1.1.4.2 2013/06/23 06:28:57 tls Exp $ */ 2 1.1.4.2 tls /*- 3 1.1.4.2 tls * Copyright (c) 2013 The NetBSD Foundation, Inc. 4 1.1.4.2 tls * All rights reserved. 5 1.1.4.2 tls * 6 1.1.4.2 tls * This code is derived from software contributed to The NetBSD Foundation 7 1.1.4.2 tls * by Emmanuel Dreyfus 8 1.1.4.2 tls * 9 1.1.4.2 tls * Redistribution and use in source and binary forms, with or without 10 1.1.4.2 tls * modification, are permitted provided that the following conditions 11 1.1.4.2 tls * are met: 12 1.1.4.2 tls * 13 1.1.4.2 tls * 1. Redistributions of source code must retain the above copyright 14 1.1.4.2 tls * notice, this list of conditions and the following disclaimer. 15 1.1.4.2 tls * 2. Redistributions in binary form must reproduce the above copyright 16 1.1.4.2 tls * notice, this list of conditions and the following disclaimer in 17 1.1.4.2 tls * the documentation and/or other materials provided with the 18 1.1.4.2 tls * distribution. 19 1.1.4.2 tls * 20 1.1.4.2 tls * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 1.1.4.2 tls * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 1.1.4.2 tls * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 1.1.4.2 tls * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 24 1.1.4.2 tls * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 1.1.4.2 tls * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 1.1.4.2 tls * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27 1.1.4.2 tls * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 1.1.4.2 tls * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 1.1.4.2 tls * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 30 1.1.4.2 tls * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 1.1.4.2 tls * SUCH DAMAGE. 32 1.1.4.2 tls */ 33 1.1.4.2 tls 34 1.1.4.2 tls #include <sys/cdefs.h> 35 1.1.4.2 tls __RCSID("$NetBSD: t_dlopen.c,v 1.1.4.2 2013/06/23 06:28:57 tls Exp $"); 36 1.1.4.2 tls 37 1.1.4.2 tls #include <atf-c.h> 38 1.1.4.2 tls #include <dlfcn.h> 39 1.1.4.2 tls #include <pthread.h> 40 1.1.4.2 tls #include <unistd.h> 41 1.1.4.2 tls 42 1.1.4.2 tls ATF_TC(dlopen); 43 1.1.4.2 tls 44 1.1.4.2 tls ATF_TC_HEAD(dlopen, tc) 45 1.1.4.2 tls { 46 1.1.4.2 tls atf_tc_set_md_var(tc, "descr", 47 1.1.4.2 tls "Test if dlopen can load -lpthread DSO"); 48 1.1.4.2 tls } 49 1.1.4.2 tls 50 1.1.4.2 tls #define DSO TESTDIR "/h_pthread_dlopen.so" 51 1.1.4.2 tls 52 1.1.4.2 tls ATF_TC_BODY(dlopen, tc) 53 1.1.4.2 tls { 54 1.1.4.2 tls void *handle; 55 1.1.4.2 tls int (*testf_dso_null)(void); 56 1.1.4.2 tls handle = dlopen(DSO, RTLD_NOW | RTLD_LOCAL); 57 1.1.4.2 tls ATF_REQUIRE_MSG(handle != NULL, "dlopen fails: %s", dlerror()); 58 1.1.4.2 tls 59 1.1.4.2 tls testf_dso_null = dlsym(handle, "testf_dso_null"); 60 1.1.4.2 tls ATF_REQUIRE_MSG(testf_dso_null != NULL, "dlsym fails: %s", dlerror()); 61 1.1.4.2 tls 62 1.1.4.2 tls ATF_REQUIRE(testf_dso_null() == 0xcafe); 63 1.1.4.2 tls 64 1.1.4.2 tls ATF_REQUIRE(dlclose(handle) == 0); 65 1.1.4.2 tls } 66 1.1.4.2 tls 67 1.1.4.2 tls ATF_TC(dlopen_mutex); 68 1.1.4.2 tls 69 1.1.4.2 tls ATF_TC_HEAD(dlopen_mutex, tc) 70 1.1.4.2 tls { 71 1.1.4.2 tls atf_tc_set_md_var(tc, "descr", 72 1.1.4.2 tls "Test if dlopen can load -lpthread DSO without breaking mutex"); 73 1.1.4.2 tls } 74 1.1.4.2 tls 75 1.1.4.2 tls ATF_TC_BODY(dlopen_mutex, tc) 76 1.1.4.2 tls { 77 1.1.4.2 tls pthread_mutex_t mtx; 78 1.1.4.2 tls void *handle; 79 1.1.4.2 tls int (*testf_dso_null)(void); 80 1.1.4.2 tls 81 1.1.4.2 tls ATF_REQUIRE(pthread_mutex_init(&mtx, NULL) == 0); 82 1.1.4.2 tls ATF_REQUIRE(pthread_mutex_lock(&mtx) == 0); 83 1.1.4.2 tls 84 1.1.4.2 tls handle = dlopen(DSO, RTLD_NOW | RTLD_LOCAL); 85 1.1.4.2 tls ATF_REQUIRE_MSG(handle != NULL, "dlopen fails: %s", dlerror()); 86 1.1.4.2 tls 87 1.1.4.2 tls testf_dso_null = dlsym(handle, "testf_dso_null"); 88 1.1.4.2 tls ATF_REQUIRE_MSG(testf_dso_null != NULL, "dlsym fails: %s", dlerror()); 89 1.1.4.2 tls 90 1.1.4.2 tls ATF_REQUIRE(testf_dso_null() == 0xcafe); 91 1.1.4.2 tls 92 1.1.4.2 tls ATF_REQUIRE(pthread_mutex_unlock(&mtx) == 0); 93 1.1.4.2 tls 94 1.1.4.2 tls ATF_REQUIRE(dlclose(handle) == 0); 95 1.1.4.2 tls 96 1.1.4.2 tls pthread_mutex_destroy(&mtx); 97 1.1.4.2 tls } 98 1.1.4.2 tls 99 1.1.4.2 tls ATF_TC(dlopen_mutex_libc); 100 1.1.4.2 tls 101 1.1.4.2 tls ATF_TC_HEAD(dlopen_mutex_libc, tc) 102 1.1.4.2 tls { 103 1.1.4.2 tls atf_tc_set_md_var(tc, "descr", 104 1.1.4.2 tls "Test if dlopen can load -lpthread DSO and use libc locked mutex"); 105 1.1.4.2 tls } 106 1.1.4.2 tls 107 1.1.4.2 tls ATF_TC_BODY(dlopen_mutex_libc, tc) 108 1.1.4.2 tls { 109 1.1.4.2 tls pthread_mutex_t mtx; 110 1.1.4.2 tls void *handle; 111 1.1.4.2 tls int (*testf_dso_mutex_unlock)(pthread_mutex_t *); 112 1.1.4.2 tls 113 1.1.4.2 tls ATF_REQUIRE(pthread_mutex_init(&mtx, NULL) == 0); 114 1.1.4.2 tls ATF_REQUIRE(pthread_mutex_lock(&mtx) == 0); 115 1.1.4.2 tls 116 1.1.4.2 tls handle = dlopen(DSO, RTLD_NOW | RTLD_LOCAL); 117 1.1.4.2 tls ATF_REQUIRE_MSG(handle != NULL, "dlopen fails: %s", dlerror()); 118 1.1.4.2 tls 119 1.1.4.2 tls testf_dso_mutex_unlock = dlsym(handle, "testf_dso_mutex_unlock"); 120 1.1.4.2 tls ATF_REQUIRE_MSG(testf_dso_mutex_unlock != NULL, 121 1.1.4.2 tls "dlsym fails: %s", dlerror()); 122 1.1.4.2 tls 123 1.1.4.2 tls ATF_REQUIRE(testf_dso_mutex_unlock(&mtx) == 0xcafe); 124 1.1.4.2 tls 125 1.1.4.2 tls dlclose(handle); 126 1.1.4.2 tls 127 1.1.4.2 tls pthread_mutex_destroy(&mtx); 128 1.1.4.2 tls } 129 1.1.4.2 tls 130 1.1.4.2 tls ATF_TC(dlopen_mutex_libpthread); 131 1.1.4.2 tls 132 1.1.4.2 tls ATF_TC_HEAD(dlopen_mutex_libpthread, tc) 133 1.1.4.2 tls { 134 1.1.4.2 tls atf_tc_set_md_var(tc, "descr", 135 1.1.4.2 tls "Test if dlopen can load -lpthread DSO and use " 136 1.1.4.2 tls "libpthread locked mutex"); 137 1.1.4.2 tls } 138 1.1.4.2 tls 139 1.1.4.2 tls ATF_TC_BODY(dlopen_mutex_libpthread, tc) 140 1.1.4.2 tls { 141 1.1.4.2 tls pthread_mutex_t mtx; 142 1.1.4.2 tls void *handle; 143 1.1.4.2 tls int (*testf_dso_mutex_lock)(pthread_mutex_t *); 144 1.1.4.2 tls 145 1.1.4.2 tls ATF_REQUIRE(pthread_mutex_init(&mtx, NULL) == 0); 146 1.1.4.2 tls 147 1.1.4.2 tls handle = dlopen(DSO, RTLD_NOW | RTLD_LOCAL); 148 1.1.4.2 tls ATF_REQUIRE_MSG(handle != NULL, "dlopen fails: %s", dlerror()); 149 1.1.4.2 tls 150 1.1.4.2 tls testf_dso_mutex_lock = dlsym(handle, "testf_dso_mutex_lock"); 151 1.1.4.2 tls ATF_REQUIRE_MSG(testf_dso_mutex_lock != NULL, 152 1.1.4.2 tls "dlsym fails: %s", dlerror()); 153 1.1.4.2 tls 154 1.1.4.2 tls ATF_REQUIRE(testf_dso_mutex_lock(&mtx) == 0xcafe); 155 1.1.4.2 tls 156 1.1.4.2 tls ATF_REQUIRE(pthread_mutex_unlock(&mtx) == 0); 157 1.1.4.2 tls 158 1.1.4.2 tls dlclose(handle); 159 1.1.4.2 tls 160 1.1.4.2 tls pthread_mutex_destroy(&mtx); 161 1.1.4.2 tls } 162 1.1.4.2 tls 163 1.1.4.2 tls ATF_TP_ADD_TCS(tp) 164 1.1.4.2 tls { 165 1.1.4.2 tls ATF_TP_ADD_TC(tp, dlopen); 166 1.1.4.2 tls ATF_TP_ADD_TC(tp, dlopen_mutex); 167 1.1.4.2 tls ATF_TP_ADD_TC(tp, dlopen_mutex_libc); 168 1.1.4.2 tls ATF_TP_ADD_TC(tp, dlopen_mutex_libpthread); 169 1.1.4.2 tls 170 1.1.4.2 tls return atf_no_error(); 171 1.1.4.2 tls } 172
Indexes created Mon Sep 29 21:09:56 GMT 2025