#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 ) {
/* Tell the user that we could not find a usable */
/* WinSock DLL. */
return;
}
/* Confirm that the WinSock DLL supports 2.2.*/
/* Note that if the DLL supports versions greater */
/* than 2.2 in addition to 2.2, it will still return */
/* 2.2 in wVersion since that is the version we */
/* requested. */
if ( LOBYTE( wsaData.wVersion ) != 1||
HIBYTE( wsaData.wVersion ) != 1 )
{
/* Tell the user that we could not find a usable */
/* WinSock DLL. */
WSACleanup( );
return;
}
SOCKET sockSrv=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(6000);
bind(sockSrv,(SOCKADDR*)&addrSrv,sizeof(SOCKADDR));
listen(sockSrv,5);
SOCKADDR_IN addrClient;
int len=sizeof(SOCKADDR);
while(1)
{
SOCKET sockConn=accept(sockSrv,(sockaddr*)&addrClient,&len);
char sendbuff[100];
memset(sendbuff,0,100);
sprintf(sendbuff,"welcome %s to www.htlcoudy.com",inet_ntoa(addrClient.sin_addr));
send(sockConn,sendbuff,strlen(sendbuff)+1,0);
char recvbuff[100];
recv(sockConn,recvbuff,100,0);
printf("%s\n",recvbuff);
closesocket(sockConn);
}
}