180922886Sopenharmony_ci/*
280922886Sopenharmony_ci * Copyright (c) 2022 Huawei Device Co., Ltd.
380922886Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
480922886Sopenharmony_ci * you may not use this file except in compliance with the License.
580922886Sopenharmony_ci * You may obtain a copy of the License at
680922886Sopenharmony_ci *
780922886Sopenharmony_ci *     http://www.apache.org/licenses/LICENSE-2.0
880922886Sopenharmony_ci *
980922886Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software
1080922886Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
1180922886Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1280922886Sopenharmony_ci * See the License for the specific language governing permissions and
1380922886Sopenharmony_ci * limitations under the License.
1480922886Sopenharmony_ci */
1580922886Sopenharmony_ci
1680922886Sopenharmony_ci#ifndef OHOS_COMMAND_SEND_LIMIT_H
1780922886Sopenharmony_ci#define OHOS_COMMAND_SEND_LIMIT_H
1880922886Sopenharmony_ci
1980922886Sopenharmony_ci#include <string>
2080922886Sopenharmony_ci#include <memory>
2180922886Sopenharmony_ci#include <mutex>
2280922886Sopenharmony_ci#include <functional>
2380922886Sopenharmony_ci#include "timer.h"
2480922886Sopenharmony_ci
2580922886Sopenharmony_cinamespace OHOS::AVSession {
2680922886Sopenharmony_ciclass CommandSendLimit : public std::enable_shared_from_this<CommandSendLimit> {
2780922886Sopenharmony_cipublic:
2880922886Sopenharmony_ci    static CommandSendLimit& GetInstance();
2980922886Sopenharmony_ci
3080922886Sopenharmony_ci    CommandSendLimit();
3180922886Sopenharmony_ci    ~CommandSendLimit();
3280922886Sopenharmony_ci
3380922886Sopenharmony_ci    bool IsCommandSendEnable(pid_t pid);
3480922886Sopenharmony_ci    void StartTimer();
3580922886Sopenharmony_ci    void StopTimer();
3680922886Sopenharmony_ciprivate:
3780922886Sopenharmony_ci    std::recursive_mutex commandLimitLock_;
3880922886Sopenharmony_ci    void ClearCommandLimits();
3980922886Sopenharmony_ci    static std::shared_ptr<CommandSendLimit> instance_;
4080922886Sopenharmony_ci    static std::once_flag onceFlag_;
4180922886Sopenharmony_ci    std::map<pid_t, int32_t> commandLimits_;
4280922886Sopenharmony_ci    std::unique_ptr<Utils::Timer> timer_;
4380922886Sopenharmony_ci    uint32_t timerId_ = 0;
4480922886Sopenharmony_ci    static constexpr int32_t COMMAND_SEND_NUM_MAX = 10;
4580922886Sopenharmony_ci    static constexpr int32_t COMMAND_SEND_TIME = 1000;
4680922886Sopenharmony_ci};
4780922886Sopenharmony_ci} // namespace OHOS::AVSession
4880922886Sopenharmony_ci#endif // OHOS_COMMAND_SEND_LIMIT_H