1 /*
2  * Copyright (c) 2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef FFRT_LOOP_HPP
17 #define FFRT_LOOP_HPP
18 #include "queue/queue_handler.h"
19 #include "sync/poller.h"
20 
21 namespace ffrt {
22 class Loop {
23 public:
24     explicit Loop(QueueHandler* handler);
25     ~Loop();
26 
27     void Run();
28     void Stop();
29 
30     int EpollCtl(int op, int fd, uint32_t events, void *data, ffrt_poller_cb cb);
31     ffrt_timer_t TimerStart(uint64_t timeout, void* data, ffrt_timer_cb cb, bool repeat);
32     int TimerStop(ffrt_timer_t handle);
33     void WakeUp();
34     int GetQueueType();
35 
36 private:
37     QueueHandler* handler_ = nullptr;
38     Poller poller_;
39     std::atomic<bool> stopFlag_ { false };
40 };
41 }
42 #endif
43