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/*
* Copyright (C) 2019 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 _PERFSTATS_BUFFER_H_
#define _PERFSTATS_BUFFER_H_
#include <dirent.h>
#include <inttypes.h>
#include <pthread.h>
#include <time.h>
#include <chrono>
#include <iomanip>
#include <list>
#include <memory>
#include <mutex>
#include <queue>
#include <regex>
#include <sstream>
#include <string>
#include <thread>
#include <unordered_map>
#include <vector>
#include <android-base/file.h>
#include <android-base/logging.h>
#include <android-base/parseint.h>
#include <utils/RefBase.h>
namespace android {
namespace pixel {
namespace perfstatsd {
constexpr auto operator""_KiB(unsigned long long const num) {
return num * 1024;
}
class StatsData {
public:
std::chrono::system_clock::time_point getTime() const { return mTime; }
std::string getData() const { return mData; }
void setTime(std::chrono::system_clock::time_point &time) { mTime = time; }
void setData(std::string &data) { mData = data; }
private:
std::chrono::system_clock::time_point mTime;
std::string mData;
};
class PerfstatsBuffer {
public:
size_t size() { return mBufferSize; }
size_t count() { return mStorage.size(); }
void setSize(size_t size) { mBufferSize = size; }
void emplace(StatsData &&data);
const std::queue<StatsData> &dump(void);
private:
size_t mBufferSize = 0U;
std::queue<StatsData> mStorage;
};
struct StatsdataCompare {
// sort time in ascending order
bool operator()(const StatsData &a, const StatsData &b) const {
return a.getTime() > b.getTime();
}
};
} // namespace perfstatsd
} // namespace pixel
} // namespace android
#endif /* _PERFSTATS_BUFFER_H_ */
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