local_clock.h revision 951bd8d1ad9581a414e171ad8605a9515d0ad667 
1/*
2 * Copyright (C) 2011 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
18#ifndef __LOCAL_CLOCK_H__
19#define __LOCAL_CLOCK_H__
20
21#include <stdint.h>
22
23#include <hardware/local_time_hal.h>
24#include <utils/Errors.h>
25#include <utils/threads.h>
26
27namespace android {
28
29class LocalClock {
30  public:
31     LocalClock();
32
33    bool initCheck();
34
35    int64_t  getLocalTime();
36    uint64_t getLocalFreq();
37    status_t setLocalSlew(int16_t rate);
38    int32_t  getDebugLog(struct local_time_debug_event* records,
39                         int max_records);
40
41  private:
42    static Mutex dev_lock_;
43    static local_time_hw_device_t* dev_;
44};
45
46}  // namespace android
47#endif  // __LOCAL_CLOCK_H__
48