Home | History | Annotate | Download | only in include 
      1 /*
      2  * Copyright (C) 2018 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 CLEARKEY_AES_CTR_DECRYPTOR_H_
     18 #define CLEARKEY_AES_CTR_DECRYPTOR_H_
     19 
     20 #include "ClearKeyTypes.h"
     21 
     22 namespace android {
     23 namespace hardware {
     24 namespace drm {
     25 namespace V1_1 {
     26 namespace clearkey {
     27 
     28 using ::android::hardware::drm::V1_0::Status;
     29 using ::android::hardware::drm::V1_0::SubSample;
     30 
     31 class AesCtrDecryptor {
     32 public:
     33     AesCtrDecryptor() {}
     34 
     35     Status decrypt(const std::vector<uint8_t>& key, const Iv iv,
     36             const uint8_t* source, uint8_t* destination,
     37             const std::vector<SubSample> subSamples, size_t numSubSamples,
     38             size_t* bytesDecryptedOut);
     39 
     40 private:
     41     CLEARKEY_DISALLOW_COPY_AND_ASSIGN(AesCtrDecryptor);
     42 };
     43 
     44 } // namespace clearkey
     45 } // namespace V1_1
     46 } // namespace drm
     47 } // namespace hardware
     48 } // namespace android
     49 
     50 #endif // CLEARKEY_AES_CTR_DECRYPTOR_H_
     51