keychain/ckks/CloudKitCategories.m

   1 /*
   2  * Copyright (c) 2017 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 #if OCTAGON
  25
  26 #import "keychain/ckks/CloudKitCategories.h"
  27
  28 @implementation CKOperationGroup (CKKS)
  29 +(instancetype) CKKSGroupWithName:(NSString*)name {
  30     CKOperationGroup* operationGroup = [[CKOperationGroup alloc] init];
  31     operationGroup.expectedSendSize = CKOperationGroupTransferSizeKilobytes;
  32     operationGroup.expectedReceiveSize = CKOperationGroupTransferSizeKilobytes;
  33     operationGroup.name = name;
  34     return operationGroup;
  35 }
  36 @end
  37
  38 @implementation NSError (CKKS)
  39
  40 -(bool) ckksIsCKErrorRecordChangedError {
  41     NSDictionary<CKRecordID*,NSError*>* partialErrors = self.userInfo[CKPartialErrorsByItemIDKey];
  42     if([self.domain isEqualToString:CKErrorDomain] && self.code == CKErrorPartialFailure && partialErrors) {
  43         // Check if this error was "you're out of date"
  44
  45         for(NSError* error in partialErrors.objectEnumerator) {
  46             if((![error.domain isEqualToString:CKErrorDomain]) || (error.code != CKErrorBatchRequestFailed && error.code != CKErrorServerRecordChanged && error.code != CKErrorUnknownItem)) {
  47                 // There's an error in there that isn't CKErrorServerRecordChanged, CKErrorBatchRequestFailed, or CKErrorUnknownItem. Don't handle nicely...
  48                 return false;
  49             }
  50         }
  51
  52         return true;
  53     }
  54     return false;
  55 }
  56
  57 @end
  58
  59 #endif //OCTAGON