//根據(jù)返回的時(shí)間設(shè)置系統(tǒng)時(shí)間
void setTimeFromTP(ULONG ulTime)
{ 
    FILETIME ft; 
    SYSTEMTIME st; 
 
    //將基準(zhǔn)時(shí)間轉(zhuǎn)換成windows文件時(shí)間 
    st.wYear = 1900; 
    st.wMonth = 1; 
    st.wDay = 1; 
    st.wHour = 0; 
    st.wMinute = 0; 
    st.wSecond = 0; 
    st.wMilliseconds = 0; 
 
    SystemTimeToFileTime(&st, &ft); 
 
    LONGLONG* pLLong = (LONGLONG*)&ft; 
    *pLLong += (LONGLONG)10000000*ulTime; 
    FileTimeToSystemTime(&ft, &st); 
    ::SetSystemTime(&st); 
} 
 
void main() 
{ 
    CInitSock initSock; 
    SOCKET s = ::socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); 
    if (s == INVALID_SOCKET) 
    { 
        printf("socket error..."); 
        return; 
    } 
    sockaddr_in servAddr = {0}; 
    servAddr.sin_family = AF_INET; 
    servAddr.sin_port = ::htons(37); 
    servAddr.sin_addr.S_un.S_addr = ::inet_addr("69.25.96.13"); //別用210.72.145.44這個(gè)IP， 這是天朝的 常TMD不返回值 
    if (SOCKET_ERROR == ::connect(s, (sockaddr*)&servAddr, sizeof(servAddr))) 
    { 
        printf("connect error.."); 
        return; 
    } 
 
    //接收時(shí)間 
    ULONG ulTime = 0; 
    int nRecv = ::recv(s, (char*)&ulTime, sizeof(ulTime), 0); 
    if (nRecv > 0)  //收到數(shù)據(jù) 
    { 
        ulTime = ::ntohl(ulTime); 
        setTimeFromTP(ulTime); 
    } 
    else 
    { 
        printf("recv error..."); 
        return; 
    } 
     
    ::closesocket(s); 
    printf("*******************************"); 
    getchar(); 
}