多线程时间服务器

// winsock.cpp : Defines the entry point for the console application.
//
#include "stdafx.h"
#include <stdio.h>
#include <stdlib.h>
#include <io.h>
#include <windows.h>
#include <winsock.h>
#define PORT 8080
int x = 1;
void error(char *str)
{
fprintf(stderr,"%s Error/n",str);
exit(1);
}
DWORD WINAPI new_client_proc(LPVOID lpParam)
{
SOCKET s = (SOCKET)(lpParam);
char p[1024] = "Hi,/n My Client, I'm thread,/n Welcome you";
SYSTEMTIME t;
GetSystemTime(&t);

sprintf(p,"%4d-%02d-%02d %02d:%02d:%02d.%d", t.wYear, t.wMonth,t.wDay, t.wHour, t.wMinute, t.wSecond, t.wMilliseconds);

while( 1 )
{
if (x == 1){
x = 0;
if(send(s, p, strlen(p), 0) == -1 )
{
error("send()");
}
printf("Send ok");
break;
}
Sleep(1);
}
x = 1;
close(s);
return 0;
}
int main(int argc, char* argv[])
{
WSADATA WsaData;
SOCKET sfd = 0;
SOCKET nfd = 0;
int len = 0;
struct sockaddr_in server;
struct sockaddr_in client;
HANDLE hThread;
DWORD Tid;
if (WSAStartup(MAKEWORD(1,1),&WsaData) == -1)
{
error("WSAStartup()");
}

sfd = socket(AF_INET,SOCK_STREAM,0);
if (sfd == -1)
{
error("socket()");
}
memset(&server,0,sizeof(server));
server.sin_family = AF_INET;
server.sin_port = htons(PORT);
server.sin_addr.s_addr = htonl(INADDR_ANY);
if (bind(sfd,(struct sockaddr *) & server, sizeof(struct sockaddr)) == -1)
{
error("bind()");
}
listen(sfd,5);
printf("Now Server is running.../n");
while (1)
{
len = sizeof(struct sockaddr);
nfd = accept(sfd, (struct sockaddr *) &client, &len); //Waiting for Client connecting
printf("Client: %s:%d -> /r",inet_ntoa(client.sin_addr), client.sin_port);
hThread = CreateThread(NULL, 0, new_client_proc, (LPVOID)nfd, 0, &Tid);
if (hThread == NULL)
{
error("CreateThread()");
}
}
WSACleanup();
return 0;
}