windows-xp/Source/XPSP1/NT/shell/shell32/mtptlis.cpp

#include "shellprv.h"
#pragma  hdrstop

#include "mtptl.h"

/////////////////////////////////////////////////////////////////////////////
//
/////////////////////////////////////////////////////////////////////////////
// Lies in Safe boot mode about floppies
BOOL CMtPtLocal::_IsStrictRemovable()
{
    BOOL fRet;

    if (_CanUseVolume())
    {
        fRet = _pvol->dwDriveType & HWDTS_REMOVABLEDISK;
    }
    else
    {
        fRet = FALSE;

        if (GetDriveType(_GetNameForFctCall()) == DRIVE_REMOVABLE)
        {
            WCHAR ch = _GetNameFirstCharUCase();

            if ((TEXT('A') != ch) || (TEXT('B') != ch))
            {
                fRet = TRUE;
            }
        }
    }

    return fRet;
}

BOOL CMtPtLocal::_IsFixedDisk()
{
    BOOL fRet;

    if (_CanUseVolume())
    {
        fRet = _pvol->dwDriveType & HWDTS_FIXEDDISK;
    }
    else
    {
        fRet = (GetDriveType(_GetNameForFctCall()) == DRIVE_FIXED);
    }

    return fRet;
}

BOOL CMtPtLocal::_IsFloppy()
{
    BOOL fRet;

    if (_CanUseVolume())
    {
        fRet = _pvol->dwDriveType & (HWDTS_FLOPPY35 | HWDTS_FLOPPY525);
    }
    else
    {
        fRet = FALSE;

        if (GetDriveType(_GetNameForFctCall()) == DRIVE_REMOVABLE)
        {
            WCHAR ch = _GetNameFirstCharUCase();

            if ((TEXT('A') == ch) || (TEXT('B') == ch))
            {
                fRet = TRUE;
            }
        }
    }

    return fRet;
}

// Lies in Safe boot mode about floppies
BOOL CMtPtLocal::_IsFloppy35()
{
    BOOL fRet;

    if (_CanUseVolume())
    {
        fRet = _pvol->dwDriveType & HWDTS_FLOPPY35;
    }
    else
    {
        fRet = FALSE;

        if (GetDriveType(_GetNameForFctCall()) == DRIVE_REMOVABLE)
        {
            WCHAR ch = _GetNameFirstCharUCase();

            if (TEXT('A') == ch)
            {
                fRet = TRUE;
            }
        }
    }

    return fRet;
}

// Lies in Safe boot mode about floppies
BOOL CMtPtLocal::_IsFloppy525()
{
    BOOL fRet;

    if (_CanUseVolume())
    {
        fRet = _pvol->dwDriveType & HWDTS_FLOPPY525;
    }
    else
    {
        fRet = FALSE;

        if (GetDriveType(_GetNameForFctCall()) == DRIVE_REMOVABLE)
        {
            WCHAR ch = _GetNameFirstCharUCase();

            if (TEXT('B') == ch)
            {
                fRet = TRUE;
            }
        }
    }

    return fRet;
}

BOOL CMtPtLocal::_IsCDROM()
{
    BOOL fRet;

    if (_CanUseVolume())
    {
        fRet = _pvol->dwDriveType & HWDTS_CDROM;
    }
    else
    {
        fRet = (GetDriveType(_GetNameForFctCall()) == DRIVE_CDROM);
    }

    return fRet;
}

BOOL CMtPtLocal::_IsAudioCD()
{
    BOOL fRet;

    if (_CanUseVolume())
    {
        fRet = _pvol->dwMediaCap & HWDMC_HASAUDIOTRACKS;
    }
    else
    {
        fRet = FALSE;
    }

    return fRet;
}

BOOL CMtPtLocal::_IsAudioCDNoData()
{
    return _IsAudioCD() && !(_pvol->dwMediaCap & HWDMC_HASDATATRACKS);
}

BOOL CMtPtLocal::_IsDVDRAMMedia()
{
    BOOL fRetVal = FALSE;

    if (_CanUseVolume())
    {
        fRetVal = ((HWDDC_CAPABILITY_SUPPORTDETECTION & _pvol->dwDriveCapability) &&
                   (HWDMC_WRITECAPABILITY_SUPPORTDETECTION & _pvol->dwMediaCap) &&
                   (_pvol->dwMediaCap & HWDMC_DVDRAM) && 
                   (_pvol->dwDriveCapability & HWDDC_DVDRAM));
    }

    return fRetVal;
}

BOOL CMtPtLocal::_IsFormattable()
{
    return (_IsStrictRemovable() || _IsFixedDisk() || _IsFloppy() || _IsDVDRAMMedia());
}

/*BOOL CMtPtLocal::_IsDVDMedia()
{
    BOOL fRet;

    if (_CanUseVolume())
    {
        if (HWDMC_WRITECAPABILITY_SUPPORTDETECTION & _pvol->dwMediaCap)
        {
            fRet = !!(_pvol->dwMediaCap &
                (HWDMC_DVDROM | HWDMC_DVDRECORDABLE | HWDMC_DVDRAM));
        }
        else
        {
            fRet = FALSE;
        }
    }
    else
    {
        fRet = FALSE;
    }

    return fRet;
}*/

BOOL CMtPtLocal::_IsDVD()
{
    return _IsDVDDisc();
}