1 /*
2  * Copyright (C) 2019 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 _PERFSTATSD_H_
18 #define _PERFSTATSD_H_
19 
20 #include "cpu_usage.h"
21 #include "io_usage.h"
22 #include "statstype.h"
23 
24 #define DEFAULT_DATA_COLLECT_PERIOD (10)  // seconds
25 #define PERFSTATSD_PERIOD "perfstatsd.period"
26 
27 namespace android {
28 namespace pixel {
29 namespace perfstatsd {
30 
31 class Perfstatsd : public RefBase {
32   private:
33     std::list<std::unique_ptr<StatsType>> mStats;
34     uint32_t mRefreshPeriod;
35 
36   public:
37     Perfstatsd(void);
38     void refresh(void);
pause(void)39     void pause(void) { sleep(mRefreshPeriod); }
40     void getHistory(std::string *ret);
41     void setOptions(const std::string &key, const std::string &value);
42 };
43 
44 }  // namespace perfstatsd
45 }  // namespace pixel
46 }  // namespace android
47 
48 #endif /* _PERFSTATSD_H_ */
49