projects / apple / dyld.git / blame
| Commit | Line | Data |
|---|---|---|
| 0959b6d4 | 1 | /* |
| 39a8cd10 | 2 | * Copyright (c) 2008 Apple 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 | */ | |
| 39a8cd10 A |
23 | #include <stdlib.h> // EXIT_SUCCESS |
| 24 | #include <mach-o/dyld.h> | |
| 25 | #include <mach-o/dyld_priv.h> | |
| 26 | #include <dlfcn.h> | |
| 0959b6d4 | 27 | |
| 39a8cd10 | 28 | #include "test.h" |
| 0959b6d4 | 29 | |
| 39a8cd10 A |
30 | extern void foo(); |
| 31 | ||
| 32 | intptr_t findSlide(const struct mach_header* mh) | |
| 33 | { | |
| 34 | int count = _dyld_image_count(); | |
| 35 | for(int i=0; i < count; ++i) { | |
| 36 | if ( mh == _dyld_get_image_header(i) ) { | |
| 37 | return _dyld_get_image_vmaddr_slide(i); | |
| 38 | } | |
| 39 | } | |
| 40 | return -1; | |
| 41 | } | |
| 42 | ||
| 43 | ||
| 44 | int | |
| 45 | main() | |
| 46 | { | |
| 47 | // find mach_header for libfoo.dylib | |
| 48 | const struct mach_header* mh; | |
| 49 | Dl_info info; | |
| 50 | if ( dladdr(&foo, &info) ) { | |
| 51 | mh = info.dli_fbase; | |
| 52 | } | |
| 53 | else { | |
| 54 | FAIL("dladdr() could not find foo()"); | |
| 55 | exit(0); | |
| 56 | } | |
| 0959b6d4 A |
57 | |
| 58 | ||
| 39a8cd10 A |
59 | intptr_t slide1 = _dyld_get_image_slide(mh); |
| 60 | intptr_t slide2 = findSlide(mh); | |
| 61 | if ( slide1 == slide2 ) | |
| 62 | PASS("image-slide"); | |
| 63 | else | |
| 64 | FAIL("image-slide: 0x%lX != 0x%lX", slide1, slide2); | |
| 65 | ||
| 66 | return EXIT_SUCCESS; | |
| 67 | } | |
| 68 | ||
| 69 |