path: root/tvapi/libtv/tvutils/zepoll.h (plain)
blob: 3fc6856a5da6b3aa261325c9f2bc77b0676cdc66

1
2	#ifndef EPOLL_H
3	#define EPOLL_H
4
5	#include <sys/epoll.h>
6	#include <unistd.h>
7
8
9	/**
10	* @brief The Epoll class 对epoll的封装
11	*/
12	class Epoll {
13	public:
14	/**
15	*
16	*/
17	enum EPOLL_OP {ADD = EPOLL_CTL_ADD, MOD = EPOLL_CTL_MOD, DEL = EPOLL_CTL_DEL};
18	/**
19	* 最大的连接数和最大的回传事件数
20	*/
21	Epoll(int _max = 30, int maxevents = 20);
22	~Epoll();
23	int create();
24	int add(int fd, epoll_event *event);
25	int mod(int fd, epoll_event *event);
26	int del(int fd, epoll_event *event);
27	void setTimeout(int timeout);
28	void setMaxEvents(int maxevents);
29	int wait();
30	const epoll_event *events() const;
31	const epoll_event &operator[](int index)
32	{
33	return backEvents[index];
34	}
35	private:
36	bool isValid() const;
37	int max;
38	int epoll_fd;
39	int epoll_timeout;
40	int epoll_maxevents;
41	epoll_event *backEvents;
42	};
43
44
45
46
47	#endif //EPOLL_H
48
49