diff options
Diffstat (limited to 'contrib/netbsd-tests/libexec/ld.elf_so/t_ifunc.c')
-rw-r--r-- | contrib/netbsd-tests/libexec/ld.elf_so/t_ifunc.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/libexec/ld.elf_so/t_ifunc.c b/contrib/netbsd-tests/libexec/ld.elf_so/t_ifunc.c new file mode 100644 index 0000000..1c85672 --- /dev/null +++ b/contrib/netbsd-tests/libexec/ld.elf_so/t_ifunc.c @@ -0,0 +1,92 @@ +/* $NetBSD: t_ifunc.c,v 1.1 2014/08/25 20:40:53 joerg Exp $ */ + +/* + * Copyright (c) 2014 The NetBSD Foundation, Inc. + * All rights reserved. + * + * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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/types.h> + +#include <atf-c.h> +#include <dlfcn.h> +#include <util.h> + +#include "../../h_macros.h" + +ATF_TC(rtld_ifunc); + +ATF_TC_HEAD(rtld_ifunc, tc) +{ + atf_tc_set_md_var(tc, "descr", "ifunc functions are resolved"); +} + +ATF_TC_BODY(rtld_ifunc, tc) +{ + const char *envstr[] = { + "0", "1" + }; + int expected_result[] = { + 0xdeadbeef, 0xbeefdead + }; + void *handle; + int (*sym)(void); + int result; + const char *error; + size_t i; + + for (i = 0; i < __arraycount(envstr); ++i) { + setenv("USE_IFUNC2", envstr[i], 1); + + handle = dlopen("libh_helper_ifunc_dso.so", RTLD_LAZY); + error = dlerror(); + ATF_CHECK(error == NULL); + ATF_CHECK(handle != NULL); + + sym = dlsym(handle, "ifunc"); + error = dlerror(); + ATF_CHECK(error == NULL); + ATF_CHECK(sym != NULL); + + result = (*sym)(); + ATF_CHECK(result == expected_result[i]); + + dlclose(handle); + error = dlerror(); + ATF_CHECK(error == NULL); + + char *command; + easprintf(&command, "%s/h_ifunc %d", + atf_tc_get_config_var(tc, "srcdir"), expected_result[i]); + if (system(command) != EXIT_SUCCESS) + atf_tc_fail("Test failed; see output for details"); + free(command); + } +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, rtld_ifunc); + return 0; +} |