winsock编程之基础篇---客户端

#include<winsock2.h>#include<stdio.h>void main(){int i=0;WORD wVersionRequested;WSADATA wsaData;int err;wVersionRequested=MAKEWORD(1,1);err=WSAStartup(wVersionRequested,&wsaData);if(err!=0){return;}if(LOBYTE(wsaData.wVersion)!=1||HIBYTE(wsaData.wVersion)!=1){WSACleanup();return;}SOCKET sockClient=socket(AF_INET,SOCK_STREAM,0);SOCKADDR_IN addrsrv;addrsrv.sin_addr.S_un.S_addr=inet_addr("192.168.1.2");addrsrv.sin_family=AF_INET;addrsrv.sin_port=htons(5000);SOCKADDR_IN addrClient;int len=sizeof(SOCKADDR);char Message[256]="";char recvBuf[256];char sendBuf[256]="我是客户端";while(1){connect(sockClient,(SOCKADDR*)&addrsrv,sizeof(SOCKADDR));if(i==0){recv(sockClient,recvBuf,256,0);printf("服务器说：/n%s/n",recvBuf);send(sockClient,sendBuf,strlen(sendBuf)+1,0);i=2;}printf("我对服务器说：/n");scanf("%s",Message);send(sockClient,Message,strlen(Message)+1,0);}}