#include<WinSock2.h>
#include<stdio.h>
void main()
{
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 socsrv;
socsrv=socket(AF_INET,SOCK_STREAM,0); SOCKADDR_IN addrSrv;
addrSrv.sin_addr.S_un.S_addr=htonl(INADDR_ANY);
addrSrv.sin_family=AF_INET;
addrSrv.sin_port=htons(5000); bind(addrSrv,&addrSrv,sizeof(SOCKADDR)); listen(socsrv,3);
SOCKADDR_IN socClient;
int len=sizeof(SOCKADDR); while(1)
{
SOCKET sockConn=accept(socsrv,(SOCKADDR*)&socClient,&len);
char sendBuf(100);
sprintf(sendBuf,"this is %s cpz",inet_ntoa(socClient.sin_addr));
send(sockConn,sendBuf,strlen(sendBuf)+1,0);
char recvBuf[100];
recv(sockConn,recvBuf,100,0);
printf("%s/n",recvBuf);
closesocket(sockConn); }
}
#include<stdio.h>
void main()
{
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 socsrv;
socsrv=socket(AF_INET,SOCK_STREAM,0); SOCKADDR_IN addrSrv;
addrSrv.sin_addr.S_un.S_addr=htonl(INADDR_ANY);
addrSrv.sin_family=AF_INET;
addrSrv.sin_port=htons(5000); bind(addrSrv,&addrSrv,sizeof(SOCKADDR)); listen(socsrv,3);
SOCKADDR_IN socClient;
int len=sizeof(SOCKADDR); while(1)
{
SOCKET sockConn=accept(socsrv,(SOCKADDR*)&socClient,&len);
char sendBuf(100);
sprintf(sendBuf,"this is %s cpz",inet_ntoa(socClient.sin_addr));
send(sockConn,sendBuf,strlen(sendBuf)+1,0);
char recvBuf[100];
recv(sockConn,recvBuf,100,0);
printf("%s/n",recvBuf);
closesocket(sockConn); }
}
解决方案 »
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