unit-tests/test-cases/dlopen_preflight-leak-image-deny-single/main.c

   1 /*
   2  * Copyright (c) 2007-2008 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 <stdlib.h>
  25 #include <dlfcn.h>
  26 #include <unistd.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29 #include <mach-o/dyld.h>
  30 #include <mach-o/dyld_priv.h>
  31 #include <dlfcn.h>
  32
  33 #include "test.h"
  34
  35 static bool doCheck = false;
  36
  37 static const char* batchMappedHandler(enum dyld_image_states state, uint32_t infoCount, const struct dyld_image_info info[])
  38 {
  39         if ( doCheck )
  40                 return "can't load";
  41         return NULL;
  42 }
  43
  44
  45 int main()
  46 {
  47         // tell dyld we want to know when images are mapped
  48         dyld_register_image_state_change_handler(dyld_image_state_mapped, false, batchMappedHandler);
  49         doCheck = true;
  50
  51         for (int i=0; i < 10; ++i) {
  52                 dlopen_preflight("libfoo.dylib");
  53         }
  54
  55         // execute leaks command on myself
  56         char cmd[512];
  57         sprintf(cmd, "leaks %u > /dev/null\n", getpid());
  58         int result = system(cmd);
  59         if ( result == EXIT_SUCCESS )
  60                 PASS("dlopen_preflight-leak-image-deny-single");
  61         else
  62                 FAIL("dlopen_preflight-leak-image-deny-single");
  63
  64         return EXIT_SUCCESS;
  65 }