keychain/securityd/SecAKSObjCWrappers.m

   1 /*
   2  * Copyright (c) 2018 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 #import "SecAKSObjCWrappers.h"
  25
  26 @implementation SecAKSObjCWrappers
  27
  28 + (bool)aksEncryptWithKeybag:(keybag_handle_t)keybag keyclass:(keyclass_t)keyclass plaintext:(NSData*)plaintext
  29                  outKeyclass:(keyclass_t*)outKeyclass ciphertext:(NSMutableData*)ciphertext error:(NSError**)error
  30 {
  31     CFErrorRef cfError = NULL;
  32     bool result = ks_crypt(kAKSKeyOpEncrypt, keybag, keyclass, (uint32_t)plaintext.length, plaintext.bytes, outKeyclass, (__bridge CFMutableDataRef)ciphertext, &cfError);
  33     BridgeCFErrorToNSErrorOut(error, cfError);
  34     return result;
  35 }
  36
  37 + (bool)aksDecryptWithKeybag:(keybag_handle_t)keybag keyclass:(keyclass_t)keyclass ciphertext:(NSData*)ciphertext
  38                  outKeyclass:(keyclass_t*)outKeyclass plaintext:(NSMutableData*)plaintext error:(NSError**)error
  39 {
  40     CFErrorRef cfError = NULL;
  41     bool result = ks_crypt(kAKSKeyOpDecrypt, keybag, keyclass, (uint32_t)ciphertext.length, ciphertext.bytes, outKeyclass, (__bridge CFMutableDataRef)plaintext, &cfError);
  42     BridgeCFErrorToNSErrorOut(error, cfError);
  43     return result;
  44 }
  45
  46 @end