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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2020, Google Inc.
*
* event_loop.h - Event loop based on cam's
*/
#ifndef __SIMPLE_CAM_EVENT_LOOP_H__
#define __SIMPLE_CAM_EVENT_LOOP_H__
#include <atomic>
#include <functional>
#include <list>
#include <mutex>
struct event_base;
class EventLoop
{
public:
EventLoop();
~EventLoop();
void exit(int code = 0);
int exec();
void timeout(unsigned int sec);
void callLater(const std::function<void()> &func);
private:
static EventLoop *instance_;
static void timeoutTriggered(int fd, short event, void *arg);
struct event_base *event_;
std::atomic<bool> exit_;
int exitCode_;
std::list<std::function<void()>> calls_;
std::mutex lock_;
void interrupt();
void dispatchCalls();
};
#endif /* __SIMPLE_CAM_EVENT_LOOP_H__ */
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