1 //
2 // Copyright (C) 2013 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 UPDATE_ENGINE_COMMON_CLOCK_H_
18 #define UPDATE_ENGINE_COMMON_CLOCK_H_
19 
20 #include "update_engine/common/clock_interface.h"
21 
22 namespace chromeos_update_engine {
23 
24 // Implements a clock.
25 class Clock : public ClockInterface {
26  public:
Clock()27   Clock() {}
28 
29   base::Time GetWallclockTime() override;
30 
31   base::Time GetMonotonicTime() override;
32 
33   base::Time GetBootTime() override;
34 
35  private:
36   DISALLOW_COPY_AND_ASSIGN(Clock);
37 };
38 
39 }  // namespace chromeos_update_engine
40 
41 #endif  // UPDATE_ENGINE_COMMON_CLOCK_H_
42