unit-tests/test-cases/bundle-name-ownership/main.c

   1 /*
   2  * Copyright (c) 2007 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 <stdio.h>
  24 #include <stdbool.h>
  25 #include <dlfcn.h>
  26 #include <mach-o/dyld.h>
  27
  28 #include "test.h" // PASS(), FAIL()
  29
  30 typedef bool (*CheckFunc)();
  31
  32 int main()
  33 {
  34 // NSCreateObjectFileImageFromMemory is only available on Mac OS X - not iPhone OS
  35 #if __MAC_OS_X_VERSION_MIN_REQUIRED
  36         const char* path = "test.bundle";
  37
  38         NSObjectFileImage ofi;
  39         if ( NSCreateObjectFileImageFromFile(path, &ofi) != NSObjectFileImageSuccess ) {
  40                 FAIL("NSCreateObjectFileImageFromFile failed");
  41                 return 0;
  42         }
  43
  44         NSModule mod = NSLinkModule(ofi, path, NSLINKMODULE_OPTION_NONE);
  45         if ( mod == NULL ) {
  46                 FAIL("NSLinkModule failed");
  47                 return 0;
  48         }
  49
  50         NSSymbol sym = NSLookupSymbolInModule(mod, "_checkdata");
  51         if ( sym == NULL ) {
  52                 FAIL("NSLookupSymbolInModule failed");
  53                 return 0;
  54         }
  55
  56         CheckFunc func = NSAddressOfSymbol(sym);
  57         if ( !func() ) {
  58                 FAIL("NSAddressOfSymbol failed");
  59                 return 0;
  60         }
  61
  62         Dl_info info;
  63         if ( dladdr(func, &info) == 0 ) {
  64                 FAIL("dladdr(func, &info) failed");
  65                 return 0;
  66         }
  67
  68         if ( info.dli_fname == path ) {
  69                 FAIL("NSLinkModule() did not make a copy of the path");
  70                 return 0;
  71         }
  72
  73         if ( !NSUnLinkModule(mod, NSUNLINKMODULE_OPTION_NONE) ) {
  74                 FAIL("NSUnLinkModule failed");
  75                 return 0;
  76         }
  77
  78         if ( !NSDestroyObjectFileImage(ofi) ) {
  79                 FAIL("NSDestroyObjectFileImage failed");
  80                 return 0;
  81         }
  82 #endif
  83         PASS("bundle-name-ownership");
  84         return 0;
  85 }