[apple/dyld.git] / unit-tests / test-cases / dladdr / main.c

/*
 * Copyright (c) 2005-2008 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
#include <stdio.h>  // fprintf(), NULL
#include <stdlib.h> // exit(), EXIT_SUCCESS
#include <string.h> 
#include <dlfcn.h> 
#include <mach-o/dyld.h> 
#include <Availability.h> 

#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()


int bar()
{
	return 2;
}

static int foo()
{
	return 3;
}

__attribute__((visibility("hidden"))) int hide()
{
	return 4;
}

// checks global symbol
static void verifybar()
{
	Dl_info info;
	if ( dladdr(&bar, &info) == 0 ) {
		FAIL("dladdr(&bar, xx) failed");
		exit(0);
	}
	if ( strcmp(info.dli_sname, "bar") != 0 ) {
		if ( strcmp(info.dli_sname, "_bar") == 0 ) {
			XFAIL("dladdr()->dli_sname is \"%s\" instead of \"bar\"", info.dli_sname);
		} 
		else {
			FAIL("dladdr()->dli_sname is \"%s\" instead of \"bar\"", info.dli_sname);
			exit(0);
		}
	}
	if ( info.dli_saddr != &bar) {
		FAIL("dladdr()->dli_saddr is not &bar");
		exit(0);
	}
#if __MAC_OS_X_VERSION_MIN_REQUIRED
	if ( info.dli_fbase != _dyld_get_image_header_containing_address(&bar) ) {
		FAIL("dladdr()->dli_fbase is not image that contains &bar");
		exit(0);
	}
#endif
}

// checks local symbol 
static void verifyfoo()
{
	Dl_info info;
	if ( dladdr(&foo, &info) == 0 ) {
		FAIL("dladdr(&foo, xx) failed");
		exit(0);
	}
	if ( strcmp(info.dli_sname, "foo") != 0 ) {
		FAIL("dladdr()->dli_sname is \"%s\" instead of \"foo\"", info.dli_sname);
		exit(0);
	}
	if ( info.dli_saddr != &foo) {
		FAIL("dladdr()->dli_saddr is not &foo");
		exit(0);
	}
#if __MAC_OS_X_VERSION_MIN_REQUIRED
	if ( info.dli_fbase != _dyld_get_image_header_containing_address(&foo) ) {
		FAIL("dladdr()->dli_fbase is not image that contains &foo");
		exit(0);
	}
#endif
}

// checks hidden symbol 
static void verifyhide()
{
	Dl_info info;
	if ( dladdr(&hide, &info) == 0 ) {
		FAIL("dladdr(&hide, xx) failed");
		exit(0);
	}
	if ( strcmp(info.dli_sname, "hide") != 0 ) {
		FAIL("dladdr()->dli_sname is \"%s\" instead of \"hide\"", info.dli_sname);
		exit(0);
	}
	if ( info.dli_saddr != &hide) {
		FAIL("dladdr()->dli_saddr is not &hide");
		exit(0);
	}
#if __MAC_OS_X_VERSION_MIN_REQUIRED
	if ( info.dli_fbase != _dyld_get_image_header_containing_address(&hide) ) {
		FAIL("dladdr()->dli_fbase is not image that contains &hide");
		exit(0);
	}
#endif
}


int main()
{
	verifybar();
	verifyhide();
	verifyfoo();

  
	PASS("dladdr");
	return EXIT_SUCCESS;
}
Commit	Line	Data
0959b6d4	1	/*
39a8cd10	2	* Copyright (c) 2005-2008 Apple Computer, Inc. All rights reserved.
0959b6d4 A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
	12	*
	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
	23	#include <stdio.h> // fprintf(), NULL
	24	#include <stdlib.h> // exit(), EXIT_SUCCESS
	25	#include <string.h>
	26	#include <dlfcn.h>
	27	#include <mach-o/dyld.h>
412ebb8e	28	#include <Availability.h>
0959b6d4 A	29
	30	#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()
	31
	32
	33
	34	int bar()
	35	{
	36	return 2;
	37	}
	38
	39	static int foo()
	40	{
	41	return 3;
	42	}
	43
39a8cd10	44	__attribute__((visibility("hidden"))) int hide()
0959b6d4 A	45	{
	46	return 4;
	47	}
	48
	49	// checks global symbol
	50	static void verifybar()
	51	{
	52	Dl_info info;
	53	if ( dladdr(&bar, &info) == 0 ) {
	54	FAIL("dladdr(&bar, xx) failed");
	55	exit(0);
	56	}
	57	if ( strcmp(info.dli_sname, "bar") != 0 ) {
	58	if ( strcmp(info.dli_sname, "_bar") == 0 ) {
	59	XFAIL("dladdr()->dli_sname is \"%s\" instead of \"bar\"", info.dli_sname);
	60	}
	61	else {
	62	FAIL("dladdr()->dli_sname is \"%s\" instead of \"bar\"", info.dli_sname);
	63	exit(0);
	64	}
	65	}
	66	if ( info.dli_saddr != &bar) {
	67	FAIL("dladdr()->dli_saddr is not &bar");
	68	exit(0);
	69	}
412ebb8e	70	#if __MAC_OS_X_VERSION_MIN_REQUIRED
0959b6d4 A	71	if ( info.dli_fbase != _dyld_get_image_header_containing_address(&bar) ) {
	72	FAIL("dladdr()->dli_fbase is not image that contains &bar");
	73	exit(0);
	74	}
412ebb8e	75	#endif
0959b6d4 A	76	}
0959b6d4 A	77
39a8cd10	78	// checks local symbol
0959b6d4 A	79	static void verifyfoo()
	80	{
	81	Dl_info info;
	82	if ( dladdr(&foo, &info) == 0 ) {
	83	FAIL("dladdr(&foo, xx) failed");
	84	exit(0);
	85	}
39a8cd10 A	86	if ( strcmp(info.dli_sname, "foo") != 0 ) {
	87	FAIL("dladdr()->dli_sname is \"%s\" instead of \"foo\"", info.dli_sname);
	88	exit(0);
0959b6d4	89	}
39a8cd10 A	90	if ( info.dli_saddr != &foo) {
39a8cd10 A	91	FAIL("dladdr()->dli_saddr is not &foo");
0959b6d4 A	92	exit(0);
0959b6d4 A	93	}
412ebb8e	94	#if __MAC_OS_X_VERSION_MIN_REQUIRED
39a8cd10 A	95	if ( info.dli_fbase != _dyld_get_image_header_containing_address(&foo) ) {
	96	FAIL("dladdr()->dli_fbase is not image that contains &foo");
	97	exit(0);
	98	}
412ebb8e	99	#endif
39a8cd10 A	100	}
	101
	102	// checks hidden symbol
	103	static void verifyhide()
	104	{
	105	Dl_info info;
	106	if ( dladdr(&hide, &info) == 0 ) {
	107	FAIL("dladdr(&hide, xx) failed");
	108	exit(0);
	109	}
	110	if ( strcmp(info.dli_sname, "hide") != 0 ) {
	111	FAIL("dladdr()->dli_sname is \"%s\" instead of \"hide\"", info.dli_sname);
	112	exit(0);
	113	}
	114	if ( info.dli_saddr != &hide) {
	115	FAIL("dladdr()->dli_saddr is not &hide");
	116	exit(0);
	117	}
412ebb8e	118	#if __MAC_OS_X_VERSION_MIN_REQUIRED
39a8cd10 A	119	if ( info.dli_fbase != _dyld_get_image_header_containing_address(&hide) ) {
39a8cd10 A	120	FAIL("dladdr()->dli_fbase is not image that contains &hide");
0959b6d4 A	121	exit(0);
0959b6d4 A	122	}
412ebb8e	123	#endif
0959b6d4 A	124	}
	125
	126
	127	int main()
	128	{
	129	verifybar();
39a8cd10	130	verifyhide();
0959b6d4 A	131	verifyfoo();
	132
	133
	134	PASS("dladdr");
	135	return EXIT_SUCCESS;
	136	}