| /* |
| * Copyright (C) 2009 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 TIME_SOURCE_H_ |
| |
| #define TIME_SOURCE_H_ |
| |
| #include <stdint.h> |
| |
| namespace android { |
| |
| class TimeSource { |
| public: |
| TimeSource() {} |
| virtual ~TimeSource() {} |
| |
| virtual int64_t getRealTimeUs() = 0; |
| |
| private: |
| TimeSource(const TimeSource &); |
| TimeSource &operator=(const TimeSource &); |
| }; |
| |
| class SystemTimeSource : public TimeSource { |
| public: |
| SystemTimeSource(); |
| |
| virtual int64_t getRealTimeUs(); |
| |
| private: |
| int64_t mStartTimeUs; |
| }; |
| |
| } // namespace android |
| |
| #endif // TIME_SOURCE_H_ |