WinSock-NDIS

Development Platform:

Visual C++

Client.cpp：Code Content

							// Client.cpp : Defines the entry point for the console application.
//
#include "stdafx.h"
#include "winsock2.h"
#pragma comment(lib, "WS2_32.lib")
int main(int argc, char* argv[])
{
	WSADATA			wsd;
	SOCKET			sHost;
	SOCKADDR_IN		servAddr;
	int				retVal;
	char			buf[64];
		
	if(WSAStartup(MAKEWORD(2, 2), &wsd) != 0)
	{
		printf("WSAStartup errorn");
		return -1;
	}
	sHost = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if(sHost == INVALID_SOCKET)
	{
		printf("socket errorn");
		return -1;
	}
	
	servAddr.sin_family				= AF_INET;
	servAddr.sin_addr.S_un.S_addr	= inet_addr("127.0.0.1");
	servAddr.sin_port				= htons(5500);
	int servAddrLen					= sizeof(servAddr);
	retVal							= connect(sHost, (SOCKADDR *)&servAddr, sizeof(servAddr));
	
	if(retVal == SOCKET_ERROR)
	{
		printf("connect errorn");
		return -1;
	}
	ZeroMemory(buf, 64);
	strcpy(buf, "MYTEST");
	retVal = send(sHost, buf, sizeof(buf), 0);
	if(retVal == SOCKET_ERROR)
	{
		printf("send errorn");
		closesocket(sHost);
		WSACleanup();
		return -1;
	}
	closesocket(sHost);
	WSACleanup();
}

						