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      1 /*
      2  * Copyright 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef SYSTEM_KEYMASTER_INTEGRITY_ASSURED_KEY_BLOB_
     18 #define SYSTEM_KEYMASTER_INTEGRITY_ASSURED_KEY_BLOB_
     19 
     20 #include <hardware/keymaster_defs.h>
     21 
     22 namespace keymaster {
     23 
     24 class AuthorizationSet;
     25 class Buffer;
     26 struct KeymasterKeyBlob;
     27 
     28 keymaster_error_t SerializeIntegrityAssuredBlob(const KeymasterKeyBlob& key_material,
     29                                                 const AuthorizationSet& hidden,
     30                                                 const AuthorizationSet& hw_enforced,
     31                                                 const AuthorizationSet& sw_enforced,
     32                                                 KeymasterKeyBlob* key_blob);
     33 
     34 keymaster_error_t DeserializeIntegrityAssuredBlob(const KeymasterKeyBlob& key_blob,
     35                                                   const AuthorizationSet& hidden,
     36                                                   KeymasterKeyBlob* key_material,
     37                                                   AuthorizationSet* hw_enforced,
     38                                                   AuthorizationSet* sw_enforced);
     39 
     40 }  // namespace keymaster;
     41 
     42 #endif  // SYSTEM_KEYMASTER_INTEGRITY_ASSURED_KEY_BLOB_
     43