server.cc

#include "doevent.h"

#include <iostream>
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>

#include <arpa/inet.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <netinet/in.h>

#define ERR_EXIT(info)\
	do\
	{\
		perror(info);\
		exit(EXIT_FAILURE);\
	} while(0)

//deal with connect in client
extern void do_service(int listenfd);

int main(void)
{
	//listening for client
	int listenfd = socket(AF_INET, SOCK_STREM, 0);
	if (listenfd == -1)
	{
		ERR_EXIT("socket");
	}
	struct sockaddr_in servaddr;
	memset(&servaddr, 0, sizeof(servaddr));
	servaddr.sin_family = AF_INET;
	//open a port and an address for client
	servaddr.sin_port = htons(5588);
	servaddr.sin_addr.s_addr = inet_addr("127.0.0.1");

	int on = 1;
	if (setsockopt(listenfd, SOL_SOCKET, SO_REUSEADDR, &on,sizeof(on)) == -1)
	{
		ERR_EXIT("setsockopt");
	}

	//bind the port and address
	if (bind(listenfd,(struct sockaddr*)&servaddr,sizeof(servaddr)) == -1)
	{
		ERR_EXIT("bind");
	}

	//listening for client
	if (listen(listenfd,SOMAXCONN) == -1)
	{
		ERR_EXIT("listen");
	}

	do_service(listenfd);
	return 0
}