OSX/utilities/src/SecADWrapper.c

   1 /*
   2  * Copyright (c) 2016 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 #include "SecADWrapper.h"
  25
  26 #if TARGET_OS_EMBEDDED
  27 #include <AggregateDictionary/ADClient.h>
  28
  29 static typeof(ADClientAddValueForScalarKey) *soft_ADClientAddValueForScalarKey = NULL;
  30 static typeof(ADClientClearScalarKey) *soft_ADClientClearScalarKey = NULL;
  31 static typeof(ADClientSetValueForScalarKey) *soft_ADClientSetValueForScalarKey = NULL;
  32 static typeof(ADClientPushValueForDistributionKey) *soft_ADClientPushValueForDistributionKey = NULL;
  33
  34 static bool
  35 setup(void)
  36 {
  37     static dispatch_once_t onceToken;
  38     static CFBundleRef bundle = NULL;
  39     dispatch_once(&onceToken, ^{
  40
  41         CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, CFSTR("/System/Library/PrivateFrameworks/AggregateDictionary.framework"), kCFURLPOSIXPathStyle, true);
  42         if (url == NULL)
  43             return;
  44
  45         bundle = CFBundleCreate(kCFAllocatorDefault, url);
  46         CFRelease(url);
  47         if (bundle == NULL)
  48             return;
  49
  50         soft_ADClientClearScalarKey = CFBundleGetFunctionPointerForName(bundle, CFSTR("ADClientClearScalarKey"));
  51         soft_ADClientSetValueForScalarKey = CFBundleGetFunctionPointerForName(bundle, CFSTR("ADClientSetValueForScalarKey"));
  52         soft_ADClientAddValueForScalarKey = CFBundleGetFunctionPointerForName(bundle, CFSTR("ADClientAddValueForScalarKey"));
  53         soft_ADClientPushValueForDistributionKey = CFBundleGetFunctionPointerForName(bundle, CFSTR("ADClientPushValueForDistributionKey"));
  54
  55         if (soft_ADClientClearScalarKey == NULL ||
  56             soft_ADClientSetValueForScalarKey == NULL ||
  57             soft_ADClientAddValueForScalarKey == NULL ||
  58             soft_ADClientPushValueForDistributionKey == NULL)
  59         {
  60             CFRelease(bundle);
  61             bundle = NULL;
  62         }
  63     });
  64     return bundle != NULL;
  65 }
  66
  67 void
  68 SecADClearScalarKey(CFStringRef key)
  69 {
  70     if (setup())
  71         soft_ADClientClearScalarKey(key);
  72 }
  73
  74 void
  75 SecADSetValueForScalarKey(CFStringRef key, int64_t value)
  76 {
  77     if (setup())
  78         soft_ADClientSetValueForScalarKey(key, value);
  79
  80 }
  81 void
  82 SecADAddValueForScalarKey(CFStringRef key, int64_t value)
  83 {
  84     if (setup())
  85         soft_ADClientAddValueForScalarKey(key, value);
  86 }
  87
  88 void
  89 SecADClientPushValueForDistributionKey(CFStringRef key, int64_t value)
  90 {
  91     if (setup())
  92         soft_ADClientPushValueForDistributionKey(key, value);
  93 }
  94
  95 #endif