#include <QtCore/QCoreApplication>

#include <windows.h>
#include <QDateTime>


const QString getDateTime( QDateTime &rdt)
{
    struct timeval p;

    union 
    {
        long long ns100; /*time since 1 Jan 1601 in 100ns units */
        FILETIME ft;
    }now;

    GetSystemTimeAsFileTime( &(now.ft) );
    p.tv_usec=(long)((now.ns100 / 10LL) % 1000000LL );
    p.tv_sec= (long)((now.ns100-(116444736000000000LL))/10000000LL);

    rdt.setTime_t( p.tv_sec);

    return rdt.toString();
}

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    QDateTime dt;
    qDebug( "%s", qPrintable( getDateTime( dt)));
    
    return a.exec();
}

Цитата(ViGOur @ 12.5.2008, 13:42)

С Andrew Selivanov сейчас родили...

QDateTime qTime;
qTime.setTime_t((FILETIME - 116444736000000000)/ 10000000);

Цитата(ViGOur @ 12.5.2008, 14:23)

static const quint64 ui64Shift = Q_UINT64_C(116444736000000000);

Цитата(Tonal @ 12.5.2008, 15:02)

static const quint64 ui64Shift = Q_UINT64_C(116444736000000000);

#  ifndef _MSC_VER
#    define ULL(number)   number ## ULL
#    define LL(number)   number ## LL
#  else   // if defined (_MSC_VER)
     // MSVC 7.0 doesn't recognize the LL suffix
#    define ULL(number)   number ## UI64
#    define LL(number)   number ## I64
#  endif   // _MSC_VER