| /* |
| * Copyright 2016 Google Inc. All rights reserved. |
| * |
| * 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 SPEEDTEST_PING_TASK_H |
| #define SPEEDTEST_PING_TASK_H |
| |
| #include <atomic> |
| #include <functional> |
| #include <limits> |
| #include <memory> |
| #include <mutex> |
| #include <thread> |
| #include <vector> |
| #include "http_task.h" |
| #include "request.h" |
| #include "url.h" |
| |
| namespace speedtest { |
| |
| struct PingStats { |
| long total_micros = 0; |
| int pings_received = 0; |
| long min_micros = std::numeric_limits<long>::max(); |
| http::Url url; |
| }; |
| |
| class PingTask : public HttpTask { |
| public: |
| struct Options : HttpTask::Options { |
| int timeout = 0; |
| int num_pings = 0; |
| }; |
| |
| explicit PingTask(const Options &options); |
| |
| bool IsSucceeded() const; |
| |
| PingStats GetFastest() const; |
| |
| protected: |
| void RunInternal() override; |
| void StopInternal() override; |
| |
| private: |
| void RunPing(size_t index); |
| |
| void ResetCounters(); |
| |
| Options options_; |
| std::vector<PingStats> stats_; |
| std::vector<std::thread> threads_; |
| std::atomic_bool success_; |
| |
| mutable std::mutex mutex_; |
| PingStats fastest_; |
| |
| // disallowed |
| PingTask(const PingTask &) = delete; |
| void operator=(const PingTask &) = delete; |
| }; |
| |
| } // namespace speedtest |
| |
| #endif // SPEEDTEST_PING_TASK_H |