编程基础有关问题 多线程内存溢出.

UINT _UDPThread(LPVOID lparam)
{
    SOCKET socket1;
    CiPowerDlg *pDlg =(CiPowerDlg *)lparam;
    //InitWinsock();
    WSADATA wsaData;
    int iErrorCode;
    if (WSAStartup(MAKEWORD(2,1),&wsaData)) //调用Windows Sockets DLL
    { 
        WSACleanup();
        return 1;
    }
    struct sockaddr_in local;
    struct sockaddr_in from;
    int fromlen =sizeof(from);
    local.sin_family=AF_INET;
    local.sin_port=htons(8080); ///监听端口
    local.sin_addr.s_addr=INADDR_ANY; ///本机

    socket1=socket(AF_INET,SOCK_DGRAM,0);
    bind(socket1,(struct sockaddr*)&local,sizeof(local));
    while (1)
    {
        int len=0;
        char buffer[1024]="\0";
        //printf("waiting for message from others-------------\n");
        len=recvfrom(socket1,buffer,sizeof(buffer),0,(struct sockaddr*)&from,&fromlen);
        if (len!=SOCKET_ERROR)
        {
            pDlg->m_neirong=inet_ntoa(from.sin_addr);
            pDlg->UpdateData(FALSE);
            //SetDlgItemText(IDC_neirong,(LPCTSTR)inet_ntoa(from.sin_addr));
            //printf("printf --%s\n",inet_ntoa(from.sin_addr));
            for(int i=0;i<len;i++)
            {
                pDlg->m_neirong=buffer[i];
                pDlg->UpdateData(FALSE);
                //SetDlgItemText(IDC_neirong,(LPCTSTR)buffer[i]);
                //printf("%0x",buffer[i]);
            }
            //printf("\n");
            ////给cilent发信息
            //sendto(socket1,buffer,len,0,(struct sockaddr*)&from,fromlen);
        }
        Sleep(1000);
    }
    closesocket(socket1);
    delete pThreadLisen;
}



//这个是开始监听按钮
void CiPowerDlg::OnBnClickedmy()
{
    pThreadLisen=::AfxBeginThread(_UDPThread,this);
}