OSX/Breadcrumb/bc-10-knife-on-bread.c

   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
  24
  25 #include <Security/Security.h>
  26 #include <Security/SecBreadcrumb.h>
  27
  28 #include "breadcrumb_regressions.h"
  29
  30 static void
  31 print_hex(const char *label, CFDataRef data)
  32 {
  33     CFIndex count, n;
  34     printf("%s = ", label);
  35     const uint8_t *ptr = CFDataGetBytePtr(data);
  36     count = CFDataGetLength(data);
  37     for (n = 0; n < count; n++) {
  38         printf("%02x", ptr[n]);
  39     }
  40     printf("\n");
  41 }
  42
  43
  44
  45 #define kTestCount 6
  46 int bc_10_password(int argc, char *const *argv)
  47 {
  48     CFDataRef breadcrumb = NULL, encryptedKey = NULL;
  49     CFStringRef oldPassword = NULL;
  50     CFStringRef password = CFSTR("password");
  51     CFStringRef newpassword = CFSTR("newpassword");
  52     CFErrorRef error = NULL;
  53
  54     plan_tests(kTestCount);
  55
  56     ok(SecBreadcrumbCreateFromPassword(password, &breadcrumb, &encryptedKey, &error), "wrap failed");
  57
  58     ok(SecBreadcrumbCopyPassword(password, breadcrumb, encryptedKey, &oldPassword, NULL), "unwrap failed");
  59
  60     ok(oldPassword && CFStringCompare(password, oldPassword, 0) == kCFCompareEqualTo, "not same password");
  61     CFRelease(oldPassword);
  62
  63     print_hex("encrypted key before", encryptedKey);
  64
  65     CFDataRef newEncryptedKey;
  66
  67
  68     printf("changing password from \"password\" to \"newpassword\"\n");
  69
  70     newEncryptedKey = SecBreadcrumbCreateNewEncryptedKey(password,
  71                                                          newpassword,
  72                                                          encryptedKey,
  73                                                          &error);
  74     ok(newEncryptedKey, "no new encrypted key");
  75
  76     print_hex("encrypted key after", newEncryptedKey);
  77
  78
  79     ok(SecBreadcrumbCopyPassword(newpassword, breadcrumb, newEncryptedKey, &oldPassword, NULL), "unwrap failed");
  80
  81     ok(oldPassword && CFStringCompare(password, oldPassword, 0) == kCFCompareEqualTo, "not same password");
  82
  83     CFRelease(breadcrumb);
  84     CFRelease(oldPassword);
  85     CFRelease(newEncryptedKey);
  86
  87     return 0;
  88 }