93 lines
2.6 KiB
C
93 lines
2.6 KiB
C
/* $NetBSD: t_ifunc.c,v 1.2 2017/01/13 21:30:42 christos Exp $ */
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/*
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* Copyright (c) 2014 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
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* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <atf-c.h>
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#include <dlfcn.h>
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#include <util.h>
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#include "h_macros.h"
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ATF_TC(rtld_ifunc);
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ATF_TC_HEAD(rtld_ifunc, tc)
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{
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atf_tc_set_md_var(tc, "descr", "ifunc functions are resolved");
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}
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ATF_TC_BODY(rtld_ifunc, tc)
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{
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const char *envstr[] = {
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"0", "1"
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};
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int expected_result[] = {
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0xdeadbeef, 0xbeefdead
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};
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void *handle;
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int (*sym)(void);
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int result;
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const char *error;
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size_t i;
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for (i = 0; i < __arraycount(envstr); ++i) {
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setenv("USE_IFUNC2", envstr[i], 1);
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handle = dlopen("libh_helper_ifunc_dso.so", RTLD_LAZY);
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error = dlerror();
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ATF_CHECK(error == NULL);
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ATF_CHECK(handle != NULL);
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sym = dlsym(handle, "ifunc");
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error = dlerror();
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ATF_CHECK(error == NULL);
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ATF_CHECK(sym != NULL);
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result = (*sym)();
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ATF_CHECK(result == expected_result[i]);
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dlclose(handle);
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error = dlerror();
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ATF_CHECK(error == NULL);
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char *command;
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easprintf(&command, "%s/h_ifunc %d",
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atf_tc_get_config_var(tc, "srcdir"), expected_result[i]);
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if (system(command) != EXIT_SUCCESS)
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atf_tc_fail("Test failed; see output for details");
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free(command);
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}
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, rtld_ifunc);
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return 0;
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}
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