1272343Sngie/* $NetBSD: t_ifunc.c,v 1.1 2014/08/25 20:40:53 joerg Exp $ */ 2272343Sngie 3272343Sngie/* 4272343Sngie * Copyright (c) 2014 The NetBSD Foundation, Inc. 5272343Sngie * All rights reserved. 6272343Sngie * 7272343Sngie * Redistribution and use in source and binary forms, with or without 8272343Sngie * modification, are permitted provided that the following conditions 9272343Sngie * are met: 10272343Sngie * 1. Redistributions of source code must retain the above copyright 11272343Sngie * notice, this list of conditions and the following disclaimer. 12272343Sngie * 2. Redistributions in binary form must reproduce the above copyright 13272343Sngie * notice, this list of conditions and the following disclaimer in the 14272343Sngie * documentation and/or other materials provided with the distribution. 15272343Sngie * 16272343Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 17272343Sngie * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 18272343Sngie * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19272343Sngie * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20272343Sngie * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 21272343Sngie * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22272343Sngie * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23272343Sngie * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24272343Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25272343Sngie * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 26272343Sngie * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27272343Sngie * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28272343Sngie */ 29272343Sngie 30272343Sngie#include <sys/types.h> 31272343Sngie 32272343Sngie#include <atf-c.h> 33272343Sngie#include <dlfcn.h> 34272343Sngie#include <util.h> 35272343Sngie 36272343Sngie#include "../../h_macros.h" 37272343Sngie 38272343SngieATF_TC(rtld_ifunc); 39272343Sngie 40272343SngieATF_TC_HEAD(rtld_ifunc, tc) 41272343Sngie{ 42272343Sngie atf_tc_set_md_var(tc, "descr", "ifunc functions are resolved"); 43272343Sngie} 44272343Sngie 45272343SngieATF_TC_BODY(rtld_ifunc, tc) 46272343Sngie{ 47272343Sngie const char *envstr[] = { 48272343Sngie "0", "1" 49272343Sngie }; 50272343Sngie int expected_result[] = { 51272343Sngie 0xdeadbeef, 0xbeefdead 52272343Sngie }; 53272343Sngie void *handle; 54272343Sngie int (*sym)(void); 55272343Sngie int result; 56272343Sngie const char *error; 57272343Sngie size_t i; 58272343Sngie 59272343Sngie for (i = 0; i < __arraycount(envstr); ++i) { 60272343Sngie setenv("USE_IFUNC2", envstr[i], 1); 61272343Sngie 62272343Sngie handle = dlopen("libh_helper_ifunc_dso.so", RTLD_LAZY); 63272343Sngie error = dlerror(); 64272343Sngie ATF_CHECK(error == NULL); 65272343Sngie ATF_CHECK(handle != NULL); 66272343Sngie 67272343Sngie sym = dlsym(handle, "ifunc"); 68272343Sngie error = dlerror(); 69272343Sngie ATF_CHECK(error == NULL); 70272343Sngie ATF_CHECK(sym != NULL); 71272343Sngie 72272343Sngie result = (*sym)(); 73272343Sngie ATF_CHECK(result == expected_result[i]); 74272343Sngie 75272343Sngie dlclose(handle); 76272343Sngie error = dlerror(); 77272343Sngie ATF_CHECK(error == NULL); 78272343Sngie 79272343Sngie char *command; 80272343Sngie easprintf(&command, "%s/h_ifunc %d", 81272343Sngie atf_tc_get_config_var(tc, "srcdir"), expected_result[i]); 82272343Sngie if (system(command) != EXIT_SUCCESS) 83272343Sngie atf_tc_fail("Test failed; see output for details"); 84272343Sngie free(command); 85272343Sngie } 86272343Sngie} 87272343Sngie 88272343SngieATF_TP_ADD_TCS(tp) 89272343Sngie{ 90272343Sngie ATF_TP_ADD_TC(tp, rtld_ifunc); 91272343Sngie return 0; 92272343Sngie} 93