简单的TCP服务器端程序，在线程内与客户端通信

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

#include "stdafx.h"
#include <winsock2.h>
#include <stdio.h>
#include <windows.h>
#pragma comment(lib, "Ws2_32.lib")
DWORD WINAPI ServerThread( LPVOID lpParam );
int _tmain(int argc, _TCHAR* argv[])
{
char buf[8192];

//--[0]--启动连接库
   // Initialize Winsock.
    WSADATA wsaData;
    int iResult = WSAStartup(MAKEWORD(2, 2), &wsaData);
    if (iResult != NO_ERROR) {
        wprintf(L"WSAStartup failed with error: %ld\n", iResult);
        return 1;
    }


//--[1]--创建通信插口---socket
   // Create a SOCKET for listening for
    // incoming connection requests.
    SOCKET ListenSocket;
    ListenSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
    if (ListenSocket == INVALID_SOCKET) {
        wprintf(L"socket failed with error: %ld\n", WSAGetLastError());