Libevent---接收客户端数据示例

// Server_Listen_Test.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include "winsock2.h"
#include "event.h"
#include "iostream"
using namespace std;

#define SPORT 5001 

//数据接收回调函数
void receive_cb(evutil_socket_t s,short w, void *arg)
{
	int nFlag = 0, nLen = 0;
	char szBuf[1024] = {0};

	event* ev = (event*)arg;

	do 
	{
		//超时
		if (w & EV_TIMEOUT)
		{
			break;
		}

		//客户端连接断开
		if (w & EV_CLOSED)
		{
			break;
		}

		if ((nLen = recv(s,szBuf,sizeof(szBuf) - 1,0)) <= 0)
		{
			break;
		}

		cout<<szBuf<<endl;

		return;

	} while (false);

	cout<<"event_free"<<endl;

	event_free(ev);
	evutil_closesocket(s);
}

//监听事件回调函数
void listen_cb(evutil_socket_t s,short w, void *arg)
{
	event_base *base = (event_base*)arg;

	cout<<"