2、insock2.h>#pragmacomment(lib,"ws2_32.lib")#defineMYPORT3490/*定义用户连接端口*/#defineBACKLOG10/*多少等待连接控制*/#defineSERVER_IP_ADDR"113.55.34.41"/*服务器的IP地址*/int_tmain(intargc,_TCHAR*argv[]){SOCKETsock,msgsock;#definePORT3490intlength=0;structsockaddr_inserver;structsockaddrtcpaddr;charbuf[1024]="";intr
3、val=0,len=0,err=0,i;//用于循环WORDwVersionRequested;WSADATAwsaData;wVersionRequested=MAKEWORD(2,2);err=WSAStartup(wVersionRequested,&wsaData);if(err!=0)return-1;sock=socket(AF_INET,SOCK_STREAM,0);if(sock<0){perror("openingstreamsocket");exit(1);}server.sin_family=AF_INET;server.sin_port=htons(MY
4、PORT);server.sin_addr.s_addr=inet_addr(SERVER_IP_ADDR);memset(server.sin_zero,0,sizeof(server.sin_zero));rval=bind(sock,(structsockaddr*)&server,sizeof(server));if(rval<0){perror("bindingstreamsocket");exit(1);}length=sizeof(server);if(getsockname(sock,(structsockaddr*)&server,&length)<0){pe
5、rror("gettingsocketname");exit(1);}printf("socketport#%d",ntohs(server.sin_port));listen(sock,5);len=sizeof(structsockaddr);do{msgsock=accept(sock,(structsockaddr*)&tcpaddr,(int*)&len);if(msgsock==-1)perror("accept");else{for(i=0;i<=1000;i++)//循环控制{memset(buf,0,sizeof(buf));if((rval=recv(m
6、sgsock,buf,sizeof(buf),0)<0))perror("readingstreammessage");if(rval==0)printf("%s",buf);}}closesocket(msgsock);}while(TRUE);closesocket(msgsock);return0;}客户端:#include"stdafx.h"#include#include#include#include#pragmacomment(lib,"ws2_32.lib")#definePOR
7、T3490/*客户机连接远程主机的端口*/#defineMAXDATASIZE100/*每次可以接收的最大字节*/int_tmain(intargc,_TCHAR*argv[]){WORDwVersionRequested;WSADATAwsaData;interr=0,rval=0,i;SOCKETfd;structsockaddr_inservaddr;structhostent*hp;charbuf[1024]="";wVersionRequested=MAKEWORD(2,2);er