1,C++ 基于 TCP_IP 简单的客户端, 服务器通信程序实例 - happy_xiahuixiax 的博客 - CSDN 博客. html()
2,
3, 代码:(VC6 编译通过, 未测试...)
- #include <WinSock2.h>
- #include <stdio.h>
- #include <stdlib.h>
- #pragma comment(lib, "ws2_32.lib")
- void main()
- {
- WSADATA wsaData;
- int port = 8000;
- char buf[] = "Server: hello, I am a server.....";
- if(WSAStartup(MAKEWORD(2, 2), &wsaData) != 0)
- {
- printf("Failed to load Winsock");
- return;
- }
- // 创建用于监听的套接字
- SOCKET sockSrv = socket(AF_INET, SOCK_STREAM, 0);
- SOCKADDR_IN addrSrv;
- addrSrv.sin_family = AF_INET;
- addrSrv.sin_port = htons(port); //1024 以上的端口号
- addrSrv.sin_addr.S_un.S_addr = htonl(INADDR_ANY);
- int retVal = bind(sockSrv, (LPSOCKADDR)&addrSrv, sizeof(SOCKADDR_IN));
- if(retVal == SOCKET_ERROR){
- printf("Failed bind:%d\n", WSAGetLastError());
- return;
- }
- if(listen(sockSrv,10) ==SOCKET_ERROR){
- printf("Listen failed:%d", WSAGetLastError());
- return;
- }
- SOCKADDR_IN addrClient;
- int len = sizeof(SOCKADDR);
- while(1)
- {
- // 等待客户请求到来
- SOCKET sockConn = accept(sockSrv, (SOCKADDR *) &addrClient, &len);
- if(sockConn == SOCKET_ERROR){
- printf("Accept failed:%d", WSAGetLastError());
- break;
- }
- printf("Accept client IP:[%s]\n", inet_ntoa(addrClient.sin_addr));
- // 发送数据
- int iSend = send(sockConn, buf, sizeof(buf) , 0);
- if(iSend == SOCKET_ERROR){
- printf("send failed");
- break;
- }
- char recvBuf[100];
- memset(recvBuf, 0, sizeof(recvBuf));
- // // 接收数据
- recv(sockConn, recvBuf, sizeof(recvBuf), 0);
- printf("%s\n", recvBuf);
- closesocket(sockConn);
- }
- closesocket(sockSrv);
- WSACleanup();
- system("pause");
- }
- 4,
- 5,
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