projects / apple / dyld.git / blame
| Commit | Line | Data |
|---|---|---|
| 19894a12 A |
1 | /* |
| 2 | * Copyright (c) 2014 Apple Inc. All rights reserved. | |
| 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 <stdbool.h> // fprintf(), NULL | |
| 24 | #include <stdio.h> // fprintf(), NULL | |
| 25 | #include <stdlib.h> // exit(), EXIT_SUCCESS | |
| 26 | #include <stdbool.h> | |
| 27 | #include <string.h> | |
| 28 | #include <mach-o/dyld.h> | |
| 29 | #include <mach-o/dyld_priv.h> | |
| 30 | #include <dlfcn.h> | |
| 31 | ||
| 32 | #include "test.h" // PASS(), FAIL(), XPASS(), XFAIL() | |
| 33 | ||
| 34 | ||
| 35 | // | |
| 36 | // By returning a string, we prevent that image from loading. | |
| 37 | // We just prevent any image with "libz" in its name from loading. | |
| 38 | // | |
| 39 | static const char* singleMappedHandler(enum dyld_image_states state, uint32_t infoCount, const struct dyld_image_info info[]) | |
| 40 | { | |
| 41 | //fprintf(stderr, "single mapped: %s\n", info[0].imageFilePath); | |
| 42 | if ( strstr(info[0].imageFilePath, "libz") != NULL ) | |
| 43 | return "can't load libz"; | |
| 44 | return NULL; | |
| 45 | } | |
| 46 | ||
| 47 | ||
| 48 | int main(int argc, const char* argv[]) | |
| 49 | { | |
| 50 | // tell dyld we want to know when images are mapped | |
| 51 | dyld_register_image_state_change_handler(dyld_image_state_mapped, false, singleMappedHandler); | |
| 52 | ||
| 53 | void* handle = dlopen("libfoo1.dylib", RTLD_LAZY); | |
| 54 | if ( handle != NULL ) { | |
| 55 | FAIL("image-state-deny-cache-leak: dlopen(libfoo.dylib) should have failed"); | |
| 56 | return EXIT_SUCCESS; | |
| 57 | } | |
| 58 | ||
| 59 | handle = dlopen("libfoo2.dylib", RTLD_LAZY); | |
| 60 | if ( handle == NULL ) { | |
| 61 | FAIL("image-state-deny-cache-leak: dlopen(libfoo.dylib) should have succeeded"); | |
| 62 | return EXIT_SUCCESS; | |
| 63 | } | |
| 64 | dlclose(handle); | |
| 65 | ||
| 66 | // execute leaks command on myself | |
| 67 | char cmd[512]; | |
| 68 | sprintf(cmd, "sudo leaks %u > /dev/null\n", getpid()); | |
| 69 | int result = system(cmd); | |
| 70 | if ( result == EXIT_SUCCESS ) | |
| 71 | PASS("image-state-deny-cache-leak"); | |
| 72 | else | |
| 73 | FAIL("image-state-deny-cache-leak"); | |
| 74 | ||
| 75 | ||
| 76 | return EXIT_SUCCESS; | |
| 77 | } |