unit-tests/test-cases/bundle-v-dylib/main.c

   1 /*
   2  * Copyright (c) 2005 Apple Computer, 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 <stdlib.h>
  26 #include <mach-o/dyld.h>
  27
  28 #include "test.h" // PASS(), FAIL()
  29
  30
  31 void loadAsBundle(const char* path)
  32 {
  33         NSObjectFileImage ofi;
  34         if ( NSCreateObjectFileImageFromFile(path, &ofi) == NSObjectFileImageSuccess ) {
  35                 FAIL("NSCreateObjectFileImageFromFile() incorrectly allowed %s to be loaded", path);
  36                 exit(1);
  37         }
  38 }
  39
  40 void loadAsDylib(const char* path)
  41 {
  42         if ( NSAddImage(path, NSADDIMAGE_OPTION_RETURN_ON_ERROR) != NULL ) {
  43                 FAIL("NSAddImage() incorrectly allowed %s to be loaded", path);
  44                 exit(1);
  45         }
  46 }
  47
  48
  49 extern void bar();
  50
  51 int main()
  52 {
  53         // verify that NSAddImage fails to load MH_BUNDLE
  54         loadAsDylib("foo.bundle");
  55
  56         // verify that NSCreateObjectFileImageFromFile fails to load MH_DYLIB
  57         loadAsBundle("foo.dylib");
  58
  59         // verify that NSCreateObjectFileImageFromFile fails to load MH_DYLIB already linked against main
  60         loadAsBundle("bar.dylib");
  61         // verify that bar.dylib was not unloaded when above failed
  62         bar();
  63
  64         PASS("bundle-v-dylib");
  65         return 0;
  66 }