use ggg

client.c

@@ -0,0 +1,47 @@
+#include "stdafx.h"
+#include <WINSOCK2.H>
+#include <STDIO.H>
+
+#pragma  comment(lib,"ws2_32.lib")
+
+
+int main(int argc, char* argv[])
+{
+	WORD sockVersion = MAKEWORD(2,2);
+	WSADATA data; 
+	if(WSAStartup(sockVersion, &data) != 0)
+	{
+		return 0;
+	}
+
+	SOCKET sclient = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+	if(sclient == INVALID_SOCKET)
+	{
+		printf("invalid socket !");
+		return 0;
+	}
+
+	sockaddr_in serAddr;
+	serAddr.sin_family = AF_INET;
+	serAddr.sin_port = htons(8888);
+	serAddr.sin_addr.S_un.S_addr = inet_addr("127.0.0.1"); 
+	if (connect(sclient, (sockaddr *)&serAddr, sizeof(serAddr)) == SOCKET_ERROR)
+	{
+		printf("connect error !");
+		closesocket(sclient);
+		return 0;
+	}
+	char * sendData = "你好，TCP服务端，我是客户端!\n";
+	send(sclient, sendData, strlen(sendData), 0);
+
+	char recData[255];
+	int ret = recv(sclient, recData, 255, 0);
+	if(ret > 0)
+	{
+		recData[ret] = 0x00;
+		printf(recData);
+	}
+	closesocket(sclient);
+	WSACleanup();
+	return 0;
+}

server.c

@@ -0,0 +1,75 @@
+#include "stdafx.h"
+#include <stdio.h>
+#include <winsock2.h>
+
+#pragma comment(lib,"ws2_32.lib")
+
+int main(int argc, char* argv[])
+{
+	//初始化WSA
+	WORD sockVersion = MAKEWORD(2,2);
+	WSADATA wsaData;
+	if(WSAStartup(sockVersion, &wsaData)!=0)
+	{
+		return 0;
+	}
+
+	//创建套接字
+	SOCKET slisten = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+	if(slisten == INVALID_SOCKET)
+	{
+		printf("socket error !");
+		return 0;
+	}
+
+	//绑定IP和端口
+	sockaddr_in sin;
+	sin.sin_family = AF_INET;
+	sin.sin_port = htons(8888);
+	sin.sin_addr.S_un.S_addr = INADDR_ANY; 
+	if(bind(slisten, (LPSOCKADDR)&sin, sizeof(sin)) == SOCKET_ERROR)
+	{
+		printf("bind error !");
+	}
+
+	//开始监听
+	if(listen(slisten, 5) == SOCKET_ERROR)
+	{
+		printf("listen error !");
+		return 0;
+	}
+
+	//循环接收数据
+	SOCKET sClient;
+	sockaddr_in remoteAddr;
+	int nAddrlen = sizeof(remoteAddr);
+	char revData[255]; 
+	while (true)
+	{
+		printf("等待连接...\n");
+		sClient = accept(slisten, (SOCKADDR *)&remoteAddr, &nAddrlen);
+		if(sClient == INVALID_SOCKET)
+		{
+			printf("accept error !");
+			continue;
+		}
+		printf("接受到一个连接：%s \r\n", inet_ntoa(remoteAddr.sin_addr));
+		
+		//接收数据
+		int ret = recv(sClient, revData, 255, 0);		
+		if(ret > 0)
+		{
+			revData[ret] = 0x00;
+			printf(revData);
+		}
+
+		//发送数据
+		char * sendData = "你好，TCP客户端！\n";
+		send(sClient, sendData, strlen(sendData), 0);
+		closesocket(sClient);
+	}
+	
+	closesocket(slisten);
+	WSACleanup();
+	return 0;
+}

test1.c

@@ -0,0 +1 @@
+#include <>