| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef BUFFER_H_ |
| #define BUFFER_H_ |
| |
| #include <android/hardware/drm/1.0/types.h> |
| #include <utils/RefBase.h> |
| |
| #include "ClearKeyTypes.h" |
| |
| namespace android { |
| namespace hardware { |
| namespace drm { |
| namespace V1_2 { |
| namespace clearkey { |
| |
| using ::android::sp; |
| |
| struct Buffer : public RefBase { |
| explicit Buffer(size_t capacity); |
| |
| uint8_t *base() { return reinterpret_cast<uint8_t *>(mData); } |
| uint8_t *data() { return reinterpret_cast<uint8_t *>(mData) + mRangeOffset; } |
| size_t capacity() const { return mCapacity; } |
| size_t size() const { return mRangeLength; } |
| size_t offset() const { return mRangeOffset; } |
| |
| protected: |
| virtual ~Buffer(); |
| |
| private: |
| void *mData; |
| size_t mCapacity; |
| size_t mRangeOffset; |
| size_t mRangeLength; |
| |
| bool mOwnsData; |
| |
| CLEARKEY_DISALLOW_COPY_AND_ASSIGN(Buffer); |
| }; |
| |
| } // namespace clearkey |
| } // namespace V1_2 |
| } // namespace drm |
| } // namespace hardware |
| } // namespace android |
| |
| #endif // BUFFER_H_ |