diff options
Diffstat (limited to 'lib/libpthread/dlopen/t_dlopen.c')
-rw-r--r-- | lib/libpthread/dlopen/t_dlopen.c | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/lib/libpthread/dlopen/t_dlopen.c b/lib/libpthread/dlopen/t_dlopen.c new file mode 100644 index 000000000000..68e983585431 --- /dev/null +++ b/lib/libpthread/dlopen/t_dlopen.c @@ -0,0 +1,171 @@ +/* $NetBSD: t_dlopen.c,v 1.1 2013/03/21 16:50:21 christos Exp $ */ +/*- + * Copyright (c) 2013 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Emmanuel Dreyfus + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__RCSID("$NetBSD: t_dlopen.c,v 1.1 2013/03/21 16:50:21 christos Exp $"); + +#include <atf-c.h> +#include <dlfcn.h> +#include <pthread.h> +#include <unistd.h> + +ATF_TC(dlopen); + +ATF_TC_HEAD(dlopen, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Test if dlopen can load -lpthread DSO"); +} + +#define DSO TESTDIR "/h_pthread_dlopen.so" + +ATF_TC_BODY(dlopen, tc) +{ + void *handle; + int (*testf_dso_null)(void); + handle = dlopen(DSO, RTLD_NOW | RTLD_LOCAL); + ATF_REQUIRE_MSG(handle != NULL, "dlopen fails: %s", dlerror()); + + testf_dso_null = dlsym(handle, "testf_dso_null"); + ATF_REQUIRE_MSG(testf_dso_null != NULL, "dlsym fails: %s", dlerror()); + + ATF_REQUIRE(testf_dso_null() == 0xcafe); + + ATF_REQUIRE(dlclose(handle) == 0); +} + +ATF_TC(dlopen_mutex); + +ATF_TC_HEAD(dlopen_mutex, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Test if dlopen can load -lpthread DSO without breaking mutex"); +} + +ATF_TC_BODY(dlopen_mutex, tc) +{ + pthread_mutex_t mtx; + void *handle; + int (*testf_dso_null)(void); + + ATF_REQUIRE(pthread_mutex_init(&mtx, NULL) == 0); + ATF_REQUIRE(pthread_mutex_lock(&mtx) == 0); + + handle = dlopen(DSO, RTLD_NOW | RTLD_LOCAL); + ATF_REQUIRE_MSG(handle != NULL, "dlopen fails: %s", dlerror()); + + testf_dso_null = dlsym(handle, "testf_dso_null"); + ATF_REQUIRE_MSG(testf_dso_null != NULL, "dlsym fails: %s", dlerror()); + + ATF_REQUIRE(testf_dso_null() == 0xcafe); + + ATF_REQUIRE(pthread_mutex_unlock(&mtx) == 0); + + ATF_REQUIRE(dlclose(handle) == 0); + + pthread_mutex_destroy(&mtx); +} + +ATF_TC(dlopen_mutex_libc); + +ATF_TC_HEAD(dlopen_mutex_libc, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Test if dlopen can load -lpthread DSO and use libc locked mutex"); +} + +ATF_TC_BODY(dlopen_mutex_libc, tc) +{ + pthread_mutex_t mtx; + void *handle; + int (*testf_dso_mutex_unlock)(pthread_mutex_t *); + + ATF_REQUIRE(pthread_mutex_init(&mtx, NULL) == 0); + ATF_REQUIRE(pthread_mutex_lock(&mtx) == 0); + + handle = dlopen(DSO, RTLD_NOW | RTLD_LOCAL); + ATF_REQUIRE_MSG(handle != NULL, "dlopen fails: %s", dlerror()); + + testf_dso_mutex_unlock = dlsym(handle, "testf_dso_mutex_unlock"); + ATF_REQUIRE_MSG(testf_dso_mutex_unlock != NULL, + "dlsym fails: %s", dlerror()); + + ATF_REQUIRE(testf_dso_mutex_unlock(&mtx) == 0xcafe); + + dlclose(handle); + + pthread_mutex_destroy(&mtx); +} + +ATF_TC(dlopen_mutex_libpthread); + +ATF_TC_HEAD(dlopen_mutex_libpthread, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Test if dlopen can load -lpthread DSO and use " + "libpthread locked mutex"); +} + +ATF_TC_BODY(dlopen_mutex_libpthread, tc) +{ + pthread_mutex_t mtx; + void *handle; + int (*testf_dso_mutex_lock)(pthread_mutex_t *); + + ATF_REQUIRE(pthread_mutex_init(&mtx, NULL) == 0); + + handle = dlopen(DSO, RTLD_NOW | RTLD_LOCAL); + ATF_REQUIRE_MSG(handle != NULL, "dlopen fails: %s", dlerror()); + + testf_dso_mutex_lock = dlsym(handle, "testf_dso_mutex_lock"); + ATF_REQUIRE_MSG(testf_dso_mutex_lock != NULL, + "dlsym fails: %s", dlerror()); + + ATF_REQUIRE(testf_dso_mutex_lock(&mtx) == 0xcafe); + + ATF_REQUIRE(pthread_mutex_unlock(&mtx) == 0); + + dlclose(handle); + + pthread_mutex_destroy(&mtx); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, dlopen); + ATF_TP_ADD_TC(tp, dlopen_mutex); + ATF_TP_ADD_TC(tp, dlopen_mutex_libc); + ATF_TP_ADD_TC(tp, dlopen_mutex_libpthread); + + return atf_no_error(); +} |