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k3b/libk3bdevice/k3bdevice.cpp

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Added abandoned KDE3 version of K3B git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/k3b@1084400 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
15 years ago
/*
*
* $Id: k3bdevice.cpp 732002 2007-11-02 14:13:14Z trueg $
* Copyright (C) 2003-2007 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* See the file "COPYING" for the exact licensing terms.
*/
#include <config.h>
#include "k3bdevice.h"
#include "k3bdeviceglobals.h"
#include "k3btrack.h"
#include "k3btoc.h"
#include "k3bdiskinfo.h"
#include "k3bmmc.h"
#include "k3bscsicommand.h"
#include "k3bcrc.h"
#include <qstringlist.h>
#include <qfile.h>
#include <qglobal.h>
#include <qvaluevector.h>
#include <qmutex.h>
#include <k3bdebug.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <sys/stat.h>
#include <math.h>
#include <stdarg.h>
#ifdef Q_OS_LINUX
#include <linux/version.h>
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,70)
typedef unsigned char u8;
#endif
#undef __STRICT_ANSI__
#include <linux/cdrom.h>
#define __STRICT_ANSI__
#endif // Q_OS_LINUX
#ifdef Q_OS_FREEBSD
#include <stdio.h>
#include <camlib.h>
#define CD_FRAMESIZE_RAW 2352
#endif
#ifdef Q_OS_NETBSD
#include <sys/cdio.h>
#endif
#ifdef HAVE_RESMGR
extern "C" {
#include <resmgr.h>
}
#endif
//
// Very evil hacking: force the speed values to be acurate
// as long as "they" do not introduce other "broken" DVD
// speeds like 2.4 this works fine
//
static int fixupDvdWritingSpeed( int speed )
{
//
// Some writers report their speeds in 1000 bytes per second instead of 1024.
//
if( speed % 1385 == 0 )
return speed;
else if( speed % 1352 == 0 )
return speed*1385/1352;
// has to be 2.4x speed
else
return 3324;
}
const char* K3bDevice::Device::cdrdao_drivers[] =
{ "auto", "plextor", "plextor-scan", "cdd2600", "generic-mmc",
"generic-mmc-raw", "ricoh-mp6200", "sony-cdu920",
"sony-cdu948", "taiyo-yuden", "teac-cdr55", "toshiba",
"yamaha-cdr10x", 0
};
#if defined(Q_OS_LINUX) || defined(Q_OS_NETBSD)
int K3bDevice::openDevice( const char* name, bool write )
{
int fd = -1;
int flags = O_NONBLOCK;
if( write )
flags |= O_RDWR;
else
flags |= O_RDONLY;
#ifdef HAVE_RESMGR
// first try resmgr
fd = ::rsm_open_device( name, flags );
// k3bDebug() << "(K3bDevice::Device) resmgr open: " << fd << endl;
#endif
if( fd < 0 )
fd = ::open( name, flags );
if( fd < 0 ) {
k3bDebug() << "(K3bDevice::Device) could not open device "
<< name << ( write ? " for writing" : " for reading" ) << endl;
k3bDebug() << " (" << strerror(errno) << ")" << endl;
fd = -1;
// at least open it read-only (which is sufficient for kernels < 2.6.8 anyway)
if( write )
return openDevice( name, false );
}
return fd;
}
#endif
class K3bDevice::Device::Private
{
public:
Private()
: supportedProfiles(0),
#ifdef Q_OS_LINUX
deviceFd(-1),
#endif
#ifdef Q_OS_NETBSD
deviceFd(-1),
#endif
#ifdef Q_OS_FREEBSD
cam(0),
#endif
openedReadWrite(false),
burnfree(false) {
}
int readCapabilities;
int writeCapabilities;
int supportedProfiles;
QStringList allNodes;
#ifdef Q_OS_LINUX
int deviceFd;
#endif
#ifdef Q_OS_NETBSD
int deviceFd;
#endif
#ifdef Q_OS_FREEBSD
struct cam_device *cam;
#endif
bool openedReadWrite;
bool burnfree;
QMutex mutex;
QMutex openCloseMutex;
};
K3bDevice::Device::Device( const QString& devname )
: m_bus(-1),
m_target(-1),
m_lun(-1),
m_writeModes(0)
{
d = new Private;
m_blockDevice = devname;
d->allNodes.append(devname);
m_cdrdaoDriver = "auto";
m_cdTextCapable = 0;
m_maxWriteSpeed = 0;
m_maxReadSpeed = 0;
d->burnfree = false;
m_dvdMinusTestwrite = true;
m_bufferSize = 0;
}
K3bDevice::Device::~Device()
{
close();
delete d;
}
bool K3bDevice::Device::init( bool bCheckWritingModes )
{
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": init()" << endl;
//
// they all should read CD-ROM.
//
d->readCapabilities = MEDIA_CD_ROM;
d->writeCapabilities = 0;
d->supportedProfiles = 0;
if( !open() )
return false;
//
// inquiry
// use a 36 bytes buffer since not all devices return the full inquiry struct
//
ScsiCommand cmd( this );
unsigned char buf[36];
cmd.clear();
::memset( buf, 0, sizeof(buf) );
struct inquiry* inq = (struct inquiry*)buf;
cmd[0] = MMC_INQUIRY;
cmd[4] = sizeof(buf);
cmd[5] = 0;
if( cmd.transport( TR_DIR_READ, buf, sizeof(buf) ) ) {
kdError() << "(K3bDevice::Device) Unable to do inquiry." << endl;
close();
return false;
}
else {
m_vendor = QString::fromLatin1( (char*)(inq->vendor), 8 ).stripWhiteSpace();
m_description = QString::fromLatin1( (char*)(inq->product), 16 ).stripWhiteSpace();
m_version = QString::fromLatin1( (char*)(inq->revision), 4 ).stripWhiteSpace();
}
if( m_vendor.isEmpty() )
m_vendor = "UNKNOWN";
if( m_description.isEmpty() )
m_description = "UNKNOWN";
//
// We probe all features of the device. Since not all devices support the GET CONFIGURATION command
// we also query the mode page 2A and use the cdrom.h stuff to get as much information as possible
//
checkFeatures();
//
// Check the supported write modes (WRITINGMODE_TAO, WRITINGMODE_SAO, WRITINGMODE_RAW) by trying to set them
// We do this before checking mode page 2A in case some readers allow changin
// the write parameter page
//
if( bCheckWritingModes )
checkWritingModes();
//
// Most current drives support the 2A mode page
// Here we can get some more information (cdrecord -prcap does exactly this)
//
checkFor2AFeatures();
m_maxWriteSpeed = determineMaximalWriteSpeed();
//
// Check Just-Link via Ricoh mode page 0x30
//
if( !d->burnfree )
checkForJustLink();
//
// Support for some very old drives
//
checkForAncientWriters();
//
// If it can be written it can also be read
//
d->readCapabilities |= d->writeCapabilities;
close();
return furtherInit();
}
bool K3bDevice::Device::furtherInit()
{
#ifdef Q_OS_LINUX
//
// Since all CDR drives at least support WRITINGMODE_TAO, all CDRW drives should support
// mode page 2a and all DVD writer should support mode page 2a or the GET CONFIGURATION
// command this is redundant and may be removed for BSD ports or even completely
//
// We just keep it here because of the "should" in the sentence above. If someone can tell me
// that the linux driver does nothing more we can remove it completely.
//
open();
int drivetype = ::ioctl( handle(), CDROM_GET_CAPABILITY, CDSL_CURRENT );
if( drivetype < 0 ) {
k3bDebug() << "Error while retrieving capabilities." << endl;
close();
return false;
}
d->readCapabilities |= DEVICE_CD_ROM;
if( drivetype & CDC_CD_R )
d->writeCapabilities |= MEDIA_CD_R;
if( drivetype & CDC_CD_RW )
d->writeCapabilities |= MEDIA_CD_RW;
if( drivetype & CDC_DVD_R )
d->writeCapabilities |= MEDIA_DVD_R;
if( drivetype & CDC_DVD )
d->readCapabilities |= MEDIA_DVD_ROM;
close();
#endif // Q_OS_LINUX
return true;
}
void K3bDevice::Device::checkForAncientWriters()
{
// TODO: add a boolean which determines if this device is non-MMC so we may warn the user at K3b startup about it
//
// There are a lot writers out there which behave like the TEAC R5XS
//
if( ( vendor().startsWith("TEAC") && ( description().startsWith("CD-R50S") ||
description().startsWith("CD-R55S") ) )
||
( vendor().startsWith("SAF") && ( description().startsWith("CD-R2006PLUS") ||
description().startsWith("CD-RW226") ||
description().startsWith("CD-R4012") ) )
||
( vendor().startsWith("JVC") && ( description().startsWith("XR-W2001") ||
description().startsWith("XR-W2010") ||
description().startsWith("R2626") ) )
||
( vendor().startsWith("PINNACLE") && ( description().startsWith("RCD-1000") ||
description().startsWith("RCD5020") ||
description().startsWith("RCD5040") ||
description().startsWith("RCD 4X4") ) )
||
( vendor().startsWith("Traxdata") && description().startsWith("CDR4120") ) ) {
m_writeModes = WRITINGMODE_TAO;
d->readCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
d->writeCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
m_maxWriteSpeed = 4;
m_maxReadSpeed = 12;
m_bufferSize = 1024;
d->burnfree = false;
}
else if( vendor().startsWith("TEAC") ) {
if( description().startsWith("CD-R56S") ) {
m_writeModes |= TAO;
d->readCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
d->writeCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
m_maxWriteSpeed = 6;
m_maxReadSpeed = 24;
m_bufferSize = 1302;
d->burnfree = false;
}
if( description().startsWith("CD-R58S") ) {
m_writeModes |= TAO;
d->readCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
d->writeCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
m_maxWriteSpeed = 8;
m_maxReadSpeed = 24;
m_bufferSize = 4096;
d->burnfree = false;
}
}
else if( vendor().startsWith("MATSHITA") ) {
if( description().startsWith("CD-R CW-7501") ) {
m_writeModes = WRITINGMODE_TAO|WRITINGMODE_SAO;
d->readCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
d->writeCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
m_maxWriteSpeed = 2;
m_maxReadSpeed = 4;
m_bufferSize = 1024;
d->burnfree = false;
}
if( description().startsWith("CD-R CW-7502") ) {
m_writeModes = WRITINGMODE_TAO|WRITINGMODE_SAO;
d->readCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
d->writeCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
m_maxWriteSpeed = 4;
m_maxReadSpeed = 8;
m_bufferSize = 1024;
d->burnfree = false;
}
else if( description().startsWith("CD-R56S") ) {
m_writeModes |= WRITINGMODE_TAO;
d->readCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
d->writeCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
m_maxWriteSpeed = 6;
m_maxReadSpeed = 24;
m_bufferSize = 1302;
d->burnfree = false;
}
}
else if( vendor().startsWith("HP") ) {
if( description().startsWith("CD-Writer 6020") ) {
m_writeModes = WRITINGMODE_TAO;
d->readCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
d->writeCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
m_maxWriteSpeed = 2;
m_maxReadSpeed = 6;
m_bufferSize = 1024;
d->burnfree = false;
}
}
else if( vendor().startsWith( "PHILIPS" ) ) {
if( description().startsWith( "CDD2600" ) ) {
m_writeModes = WRITINGMODE_TAO|WRITINGMODE_SAO;
d->readCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
d->writeCapabilities = MEDIA_CD_ROM|MEDIA_CD_R;
m_maxWriteSpeed = 2;
m_maxReadSpeed = 6;
m_bufferSize = 1024;
d->burnfree = false;
}
}
}
K3bDevice::Interface K3bDevice::Device::interfaceType() const
{
if( m_bus != -1 && m_target != -1 && m_lun != -1 )
return SCSI;
else
return IDE;
}
bool K3bDevice::Device::dao() const
{
return m_writeModes & WRITINGMODE_SAO;
}
bool K3bDevice::Device::supportsRawWriting() const
{
return( writingModes() & (WRITINGMODE_RAW|WRITINGMODE_RAW_R16|WRITINGMODE_RAW_R96P|WRITINGMODE_RAW_R96R) );
}
bool K3bDevice::Device::writesCd() const
{
return ( d->writeCapabilities & MEDIA_CD_R ) && ( m_writeModes & WRITINGMODE_TAO );
}
bool K3bDevice::Device::burner() const
{
return ( writesCd() || writesDvd() );
}
bool K3bDevice::Device::writesCdrw() const
{
return d->writeCapabilities & MEDIA_CD_RW;
}
bool K3bDevice::Device::writesDvd() const
{
return ( writesDvdPlus() || writesDvdMinus() );
}
bool K3bDevice::Device::writesDvdPlus() const
{
return d->writeCapabilities & (MEDIA_DVD_PLUS_R|MEDIA_DVD_PLUS_RW);
}
bool K3bDevice::Device::writesDvdMinus() const
{
return d->writeCapabilities & (MEDIA_DVD_R|MEDIA_DVD_RW);
}
bool K3bDevice::Device::readsDvd() const
{
return d->readCapabilities & MEDIA_DVD_ROM;
}
int K3bDevice::Device::type() const
{
int r = 0;
if( readCapabilities() & MEDIA_CD_ROM )
r |= DEVICE_CD_ROM;
if( writeCapabilities() & MEDIA_CD_R )
r |= DEVICE_CD_R;
if( writeCapabilities() & MEDIA_CD_RW )
r |= DEVICE_CD_RW;
if( readCapabilities() & MEDIA_DVD_ROM )
r |= DEVICE_DVD_ROM;
if( writeCapabilities() & MEDIA_DVD_RAM )
r |= DEVICE_DVD_RAM;
if( writeCapabilities() & MEDIA_DVD_R )
r |= DEVICE_DVD_R;
if( writeCapabilities() & MEDIA_DVD_RW )
r |= DEVICE_DVD_RW;
if( writeCapabilities() & MEDIA_DVD_R_DL )
r |= DEVICE_DVD_R_DL;
if( writeCapabilities() & MEDIA_DVD_PLUS_R )
r |= DEVICE_DVD_PLUS_R;
if( writeCapabilities() & MEDIA_DVD_PLUS_RW )
r |= DEVICE_DVD_PLUS_RW;
if( writeCapabilities() & MEDIA_DVD_PLUS_R_DL )
r |= DEVICE_DVD_PLUS_R_DL;
if( readCapabilities() & MEDIA_HD_DVD_ROM )
r |= DEVICE_HD_DVD_ROM;
if( writeCapabilities() & MEDIA_HD_DVD_R )
r |= DEVICE_HD_DVD_R;
if( writeCapabilities() & MEDIA_HD_DVD_RAM )
r |= DEVICE_HD_DVD_RAM;
if( readCapabilities() & MEDIA_BD_ROM )
r |= DEVICE_BD_ROM;
if( writeCapabilities() & MEDIA_BD_R )
r |= DEVICE_BD_R;
if( writeCapabilities() & MEDIA_BD_RE )
r |= DEVICE_BD_RE;
return r;
}
int K3bDevice::Device::readCapabilities() const
{
return d->readCapabilities;
}
int K3bDevice::Device::writeCapabilities() const
{
return d->writeCapabilities;
}
const QString& K3bDevice::Device::devicename() const
{
return blockDeviceName();
}
QString K3bDevice::Device::busTargetLun() const
{
return QString("%1,%2,%3").arg(m_bus).arg(m_target).arg(m_lun);
}
int K3bDevice::Device::cdTextCapable() const
{
if( cdrdaoDriver() == "auto" )
return 0;
else
return m_cdTextCapable;
}
void K3bDevice::Device::setCdTextCapability( bool b )
{
m_cdTextCapable = ( b ? 1 : 2 );
}
bool K3bDevice::Device::burnproof() const
{
return burnfree();
}
bool K3bDevice::Device::burnfree() const
{
return d->burnfree;
}
bool K3bDevice::Device::isDVD() const
{
if( readsDvd() )
return( mediaType() & MEDIA_DVD_ALL );
else
return false;
}
int K3bDevice::Device::isEmpty() const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
int ret = STATE_UNKNOWN;
if( !open() )
return STATE_UNKNOWN;
if( !testUnitReady() )
return STATE_NO_MEDIA;
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readDiscInformation( &data, dataLen ) ) {
disc_info_t* inf = (disc_info_t*)data;
switch( inf->status ) {
case 0:
ret = STATE_EMPTY;
break;
case 1:
ret = STATE_INCOMPLETE;
break;
case 2:
ret = STATE_COMPLETE;
break;
default:
ret = STATE_UNKNOWN;
break;
}
delete [] data;
}
if( needToClose )
close();
return ret;
}
int K3bDevice::Device::numSessions() const
{
//
// Session Info
// ============
// Byte 0-1: Data Length
// Byte 2: First Complete Session Number (Hex) - always 1
// Byte 3: Last Complete Session Number (Hex)
//
int ret = -1;
unsigned char* data = 0;
unsigned int len = 0;
if( mediaType() & MEDIA_CD_ALL ) {
//
// Althought disk_info should get the real value without ide-scsi
// I keep getting wrong values (the value is too high. I think the leadout
// gets counted as session sometimes :()
//
if( readTocPmaAtip( &data, len, 1, 0, 0 ) ) {
ret = data[3];
delete [] data;
}
else {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": could not get session info !" << endl;
}
}
else {
if( readDiscInformation( &data, len ) ) {
ret = (int)( data[9]<<8 | data[4] );
// do only count complete sessions
if( (data[2]>>2) != 3 )
ret--;
delete [] data;
}
}
return ret;
}
int K3bDevice::Device::getDataMode( const K3b::Msf& sector ) const
{
bool needToClose = !isOpen();
int ret = Track::UNKNOWN;
if( !open() )
return ret;
// we use readCdMsf here since it's defined mandatory in MMC1 and
// we only use this method for CDs anyway
unsigned char data[2352];
bool readSuccess = readCdMsf( data, 2352,
0, // all sector types
false, // no dap
sector,
sector+1,
true, // SYNC
true, // HEADER
true, // SUBHEADER
true, // USER DATA
true, // EDC/ECC
0, // no c2 info
0 );
if( readSuccess ) {
if ( data[15] == 0x1 )
ret = Track::MODE1;
else if ( data[15] == 0x2 )
ret = Track::MODE2;
if ( ret == Track::MODE2 ) {
if ( data[16] == data[20] &&
data[17] == data[21] &&
data[18] == data[22] &&
data[19] == data[23] ) {
if ( data[18] & 0x20 )
ret = Track::XA_FORM2;
else
ret = Track::XA_FORM1;
}
}
}
if( needToClose )
close();
return ret;
}
int K3bDevice::Device::getTrackDataMode( const K3bDevice::Track& track ) const
{
return getDataMode( track.firstSector() );
}
K3bDevice::Toc K3bDevice::Device::readToc() const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
Toc toc;
if( !open() )
return toc;
int mt = mediaType();
//
// Use the profile if available because DVD-ROM units need to treat DVD+-R(W) media as DVD-ROM
// if supported at all
//
if( currentProfile() == MEDIA_DVD_ROM )
mt = MEDIA_DVD_ROM;
if( mt & (MEDIA_DVD_MINUS_ALL|MEDIA_DVD_PLUS_RW|MEDIA_DVD_ROM) ) {
if( !readFormattedToc( toc, mt ) ) {
K3b::Msf size;
if( readCapacity( size ) ) {
Track track;
track.m_firstSector = 0;
track.m_lastSector = size.lba();
track.m_session = 1;
track.m_type = Track::DATA;
track.m_mode = Track::DVD;
track.m_copyPermitted = ( mt != MEDIA_DVD_ROM );
track.m_preEmphasis = ( mt != MEDIA_DVD_ROM );
toc.append( track );
}
else
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< "READ CAPACITY for toc failed." << endl;
}
}
else if( mt & (MEDIA_DVD_PLUS_R|MEDIA_DVD_PLUS_R_DL) ) {
//
// a DVD+R disk may have multiple sessions
// every session may contain up to 16 fragments
// if the disk is open there is one open session
// every closed session is viewed as a track whereas
// every fragment of the open session is viewed as a track
//
// We may use
// READ DISK INFORMATION
// READ TRACK INFORMATION: track number FFh, however, does not refer to the invisible track
// READ TOC/PMA/ATIP: form 0 refers to all closed sessions
// form 1 refers to the last closed session
//
readFormattedToc( toc, mt );
}
else if( mt & MEDIA_BD_ALL ) {
readFormattedToc( toc, mt );
}
else if( mt == MEDIA_DVD_RAM ) {
k3bDebug() << "(K3bDevice::readDvdToc) no dvdram support" << endl;
}
else if( mt & MEDIA_CD_ALL ) {
bool success = readRawToc( toc );
if( !success ) {
success = readFormattedToc( toc, mt );
#ifdef Q_OS_LINUX
if( !success ) {
k3bDebug() << "(K3bDevice::Device) MMC READ TOC failed. falling back to cdrom.h." << endl;
readTocLinux(toc);
}
#endif
if( success )
fixupToc( toc );
}
}
if( needToClose )
close();
return toc;
}
void K3bDevice::Device::readIsrcMcn( K3bDevice::Toc& toc ) const
{
// read MCN and ISRC of all tracks
QCString mcn;
if( readMcn( mcn ) ) {
toc.setMcn( mcn );
k3bDebug() << "(K3bDevice::Device) found MCN: " << mcn << endl;
}
else
k3bDebug() << "(K3bDevice::Device) no MCN found." << endl;
for( unsigned int i = 1; i <= toc.count(); ++i ) {
QCString isrc;
if( toc[i-1].type() == Track::AUDIO ) {
if( readIsrc( i, isrc ) ) {
k3bDebug() << "(K3bDevice::Device) found ISRC for track " << i << ": " << isrc << endl;
toc[i-1].setIsrc( isrc );
}
else
k3bDebug() << "(K3bDevice::Device) no ISRC found for track " << i << endl;
}
}
}
bool K3bDevice::Device::readFormattedToc( K3bDevice::Toc& toc, int mt ) const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
bool success = false;
toc.clear();
unsigned int lastTrack = 0;
unsigned char* data = 0;
unsigned int dataLen = 0;
if( !(mt & MEDIA_CD_ALL) ) {
//
// on DVD-R(W) multisession disks only two sessions are represented as tracks in the readTocPmaAtip
// response (fabricated TOC). Thus, we use readDiscInformation for DVD media to get the proper number of tracks
//
if( readDiscInformation( &data, dataLen ) ) {
lastTrack = (int)( data[11]<<8 | data[6] );
delete [] data;
if( readTrackInformation( &data, dataLen, 1, lastTrack ) ) {
track_info_t* trackInfo = (track_info_t*)data;
if( trackInfo->blank ) {
lastTrack--;
}
delete [] data;
success = true;
}
else
return false;
}
else
return false;
}
else {
if( readTocPmaAtip( &data, dataLen, 0, 0, 1 ) ) {
if( dataLen < 4 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": formatted toc data too small." << endl;
}
else if( dataLen != ( (unsigned int)sizeof(toc_track_descriptor) * ((unsigned int)data[3]+1) ) + 4 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": invalid formatted toc data length: "
<< (dataLen-2) << endl;
}
else {
lastTrack = data[3];
toc_track_descriptor* td = (toc_track_descriptor*)&data[4];
for( unsigned int i = 0; i < lastTrack; ++i ) {
Track track;
unsigned int control = 0;
//
// In case READ TRACK INFORMATION fails:
// no session number info
// no track length and thus possibly incorrect last sector for
// multisession disks
//
track.m_firstSector = from4Byte( td[i].start_adr );
track.m_lastSector = from4Byte( td[i+1].start_adr ) - 1;
control = td[i].control;
track.m_type = (control & 0x4) ? Track::DATA : Track::AUDIO;
track.m_mode = getTrackDataMode( track );
track.m_copyPermitted = ( control & 0x2 );
track.m_preEmphasis = ( control & 0x1 );
toc.append( track );
}
success = true;
}
delete [] data;
}
}
//
// Try to get information for all the tracks
//
for( unsigned int i = 0; i < lastTrack; ++i ) {
if( toc.count() < i+1 )
toc.append( Track() );
unsigned char* trackData = 0;
unsigned int trackDataLen = 0;
if( readTrackInformation( &trackData, trackDataLen, 1, i+1 ) ) {
track_info_t* trackInfo = (track_info_t*)trackData;
toc[i].m_firstSector = from4Byte( trackInfo->track_start );
if( i > 0 && toc[i-1].m_lastSector == 0 )
toc[i-1].m_lastSector = toc[i].m_firstSector - 1;
// There are drives that return 0 track length here!
// Some drives even return an invalid length here. :(
if( from4Byte( trackInfo->track_size ) > 0 )
toc[i].m_lastSector = toc[i].m_firstSector + from4Byte( trackInfo->track_size ) - 1;
if( trackInfo->nwa_v ) {
toc[i].m_nextWritableAddress = from4Byte( trackInfo->next_writable );
toc[i].m_freeBlocks = from4Byte( trackInfo->free_blocks );
}
toc[i].m_session = (int)(trackInfo->session_number_m<<8 & 0xf0 |
trackInfo->session_number_l & 0x0f); //FIXME: is this BCD?
int control = trackInfo->track_mode;
if( mt & MEDIA_CD_ALL ) {
toc[i].m_type = (control & 0x4) ? Track::DATA : Track::AUDIO;
toc[i].m_mode = getTrackDataMode( toc[i] );
}
else {
toc[i].m_type = Track::DATA;
toc[i].m_mode = Track::DVD;
}
toc[i].m_copyPermitted = ( control & 0x2 );
toc[i].m_preEmphasis = ( control & 0x1 );
delete [] trackData;
}
else if( !(mt & MEDIA_CD_ALL) ) {
success = false;
}
}
// this can only happen with DVD media
if( !toc.isEmpty() && toc.last().lastSector() == 0 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " no track length for the last non-empty track." << endl;
unsigned char* trackData = 0;
unsigned int trackDataLen = 0;
if( readTrackInformation( &trackData, trackDataLen, 1, lastTrack+1 ) ) {
track_info_t* trackInfo = (track_info_t*)trackData;
toc.last().m_lastSector = from4Byte( trackInfo->track_start ) - 1;
delete [] trackData;
}
}
if( needToClose )
close();
return success;
}
bool K3bDevice::Device::readRawToc( K3bDevice::Toc& toc ) const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
bool success = false;
toc.clear();
if( open() ) {
//
// Read Raw TOC (format: 0010b)
//
// For POINT from 01h-63h we get all the tracks
// POINT a1h gices us the last track number in the session in PMIN
// POINT a2h gives the start of the session lead-out in PMIN,PSEC,PFRAME
//
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readTocPmaAtip( &data, dataLen, 2, false, 1 ) ) {
if( dataLen > 4 ) {
success = true;
toc_raw_track_descriptor* tr = (toc_raw_track_descriptor*)&data[4];
//
// debug the raw toc data
//
k3bDebug() << "Session | ADR | CONTROL| TNO | POINT | Min | Sec | Frame | Zero | PMIN | PSEC | PFRAME |" << endl;
for( unsigned int i = 0; i < (dataLen-4)/(int)sizeof(toc_raw_track_descriptor); ++i ) {
QString s;
s += QString( " %1 |" ).arg( (int)tr[i].session_number, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].adr, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].control, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].tno, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].point, 6, 16 );
s += QString( " %1 |" ).arg( (int)tr[i].min, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].sec, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].frame, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].zero, 6, 16 );
s += QString( " %1 |" ).arg( (int)tr[i].p_min, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].p_sec, 6 );
s += QString( " %1 |" ).arg( (int)tr[i].p_frame, 6 );
k3bDebug() << s << endl;
}
//
// First we try to determine if the raw toc data uses BCD values
//
int isBcd = rawTocDataWithBcdValues( data, dataLen );
if( isBcd == -1 ) {
delete [] data;
return false;
}
K3b::Msf sessionLeadOut;
for( unsigned int i = 0; i < (dataLen-4)/(unsigned int)sizeof(toc_raw_track_descriptor); ++i ) {
if( tr[i].adr == 1 && tr[i].point <= 0x63 ) {
// track
K3bTrack track;
track.m_session = tr[i].session_number;
// :( We use 00:00:00 == 0 lba)
if( isBcd )
track.m_firstSector = K3b::Msf( K3bDevice::fromBcd(tr[i].p_min),
K3bDevice::fromBcd(tr[i].p_sec),
K3bDevice::fromBcd(tr[i].p_frame) ) - 150;
else
track.m_firstSector = K3b::Msf( tr[i].p_min, tr[i].p_sec, tr[i].p_frame ) - 150;
track.m_type = ( tr[i].control & 0x4 ? Track::DATA : Track::AUDIO );
track.m_mode = ( track.type() == Track::DATA ? getTrackDataMode(track) : Track::UNKNOWN );
track.m_copyPermitted = ( tr[i].control & 0x2 );
track.m_preEmphasis = ( tr[i].control & 0x1 );
//
// only do this within a session because otherwise we already set the last sector with the session leadout
//
if( !toc.isEmpty() )
if( toc[toc.count()-1].session() == track.session() )
toc[toc.count()-1].m_lastSector = track.firstSector() - 1;
toc.append(track);
}
else if( tr[i].point == 0xa2 ) {
//
// since the session is always reported before the tracks this is where we do this:
// set the previous session's last tracks's last sector to the first sector of the
// session leadout (which was reported before the tracks)
//
// This only happens on multisession CDs
//
if( !toc.isEmpty() )
toc[toc.count()-1].m_lastSector = sessionLeadOut - 1;
// this is save since the descriptors are reported in ascending order of the session number
// :( We use 00:00:00 == 0 lba)
if( isBcd )
sessionLeadOut = K3b::Msf( K3bDevice::fromBcd(tr[i].p_min),
K3bDevice::fromBcd(tr[i].p_sec),
K3bDevice::fromBcd(tr[i].p_frame) ) - 150;
else
sessionLeadOut = K3b::Msf( tr[i].p_min, tr[i].p_sec, tr[i].p_frame ) - 150;
}
}
k3bDebug() << blockDeviceName() << ": setting last sector of last track to " << (sessionLeadOut-1).lba() << endl;
// set the last track's last sector
if( !toc.isEmpty() )
toc[toc.count()-1].m_lastSector = sessionLeadOut - 1;
}
else
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " empty raw toc." << endl;
delete [] data;
}
}
if( needToClose )
close();
return success;
}
int K3bDevice::Device::rawTocDataWithBcdValues( unsigned char* data, unsigned int dataLen ) const
{
toc_raw_track_descriptor* tr = (toc_raw_track_descriptor*)&data[4];
bool notBcd = false;
bool notHex = false;
//
// in most cases this will already tell us if a drive does not provide bcd numbers
// (which should be all newer MMC drives)
//
for( unsigned int i = 0; i < (dataLen-4)/(unsigned int)sizeof(toc_raw_track_descriptor); ++i ) {
if( tr[i].adr == 1 && tr[i].point <= 0xa2) {
if( !K3bDevice::isValidBcd(tr[i].p_min) ||
!K3bDevice::isValidBcd(tr[i].p_sec) ||
!K3bDevice::isValidBcd(tr[i].p_frame) ) {
notBcd = true;
break;
}
// we only need to check sec and frame since min needs to be <= 99
// and bcd values are never bigger than 99.
else if( (int)K3bDevice::fromBcd(tr[i].p_sec) >= 60 ||
(int)K3bDevice::fromBcd(tr[i].p_frame) >= 75 ) {
notBcd = true;
break;
}
}
}
//
// all values are valid bcd values but we still don't know for sure if they are really
// used as bcd. So we also check the HEX values.
//
for( unsigned int i = 0; i < (dataLen-4)/(unsigned int)sizeof(toc_raw_track_descriptor); ++i ) {
if( tr[i].adr == 1 && tr[i].point <= 0xa2 ) {
if( (int)tr[i].p_min > 99 ||
(int)tr[i].p_sec >= 60 ||
(int)tr[i].p_frame >= 75 ) {
notHex = true;
break;
}
}
}
//
// If all values are valid bcd and valid hex we check the start sectors of the tracks.
//
if( !notHex || !notBcd ) {
K3b::Msf sessionLeadOutHex, sessionLeadOutBcd;
K3b::Msf lastTrackHex, lastTrackBcd;
for( unsigned int i = 0; i < (dataLen-4)/(unsigned int)sizeof(toc_raw_track_descriptor); ++i ) {
if( tr[i].adr == 1 ) {
if( tr[i].point < 0x64 ) {
// check hex values
if( K3b::Msf( tr[i].p_min, tr[i].p_sec, tr[i].p_frame ) <
lastTrackHex )
notHex = true;
// check bcd values
if( K3b::Msf( K3bDevice::fromBcd(tr[i].p_min), K3bDevice::fromBcd(tr[i].p_sec), K3bDevice::fromBcd(tr[i].p_frame) ) <
lastTrackBcd )
notBcd = true;
lastTrackBcd = K3b::Msf( K3bDevice::fromBcd(tr[i].p_min), K3bDevice::fromBcd(tr[i].p_sec), K3bDevice::fromBcd(tr[i].p_frame) );
lastTrackHex = K3b::Msf( tr[i].p_min, tr[i].p_sec, tr[i].p_frame );
}
else if( tr[i].point == 0xa2 ) {
if( sessionLeadOutHex < lastTrackHex )
notHex = true;
if( sessionLeadOutBcd < lastTrackBcd )
notBcd = true;
sessionLeadOutHex = K3b::Msf( tr[i].p_min, tr[i].p_sec, tr[i].p_frame );
sessionLeadOutBcd = K3b::Msf( K3bDevice::fromBcd(tr[i].p_min), K3bDevice::fromBcd(tr[i].p_sec), K3bDevice::fromBcd(tr[i].p_frame) );
}
}
}
// check the last track
if( sessionLeadOutHex < lastTrackHex )
notHex = true;
if( sessionLeadOutBcd < lastTrackBcd )
notBcd = true;
}
if( !notBcd && !notHex ) {
k3bDebug() << "(K3bDevice::Device) need to compare raw toc to formatted toc. :(" << endl;
//
// All values are valid bcd and valid HEX values so we compare with the formatted toc.
// This slows us down a lot but in most cases this should not be reached anyway.
//
// TODO: also check the bcd values
//
K3bDevice::Toc formattedToc;
if( readFormattedToc( formattedToc, MEDIA_CD_ROM ) ) {
for( unsigned int i = 0; i < (dataLen-4)/(unsigned int)sizeof(toc_raw_track_descriptor); ++i ) {
if( tr[i].adr == 1 && tr[i].point < 0x64 ) {
unsigned int track = (int)tr[i].point;
// FIXME: do bcd drive also encode the track number in bcd? If so test it, too.
if( track > formattedToc.count() ) {
notHex = true;
break;
}
K3b::Msf posHex( tr[i].p_min,
tr[i].p_sec,
tr[i].p_frame );
K3b::Msf posBcd( K3bDevice::fromBcd(tr[i].p_min),
K3bDevice::fromBcd(tr[i].p_sec),
K3bDevice::fromBcd(tr[i].p_frame) );
posHex -= 150;
posBcd -= 150;
if( posHex != formattedToc[track-1].firstSector() )
notHex = true;
if( posBcd != formattedToc[track-1].firstSector() )
notBcd = true;
}
}
}
}
if( notBcd )
k3bDebug() << "(K3bDevice::Device) found invalid bcd values. No bcd toc." << endl;
if( notHex )
k3bDebug() << "(K3bDevice::Device) found invalid hex values. No hex toc." << endl;
if( notBcd == notHex ) {
k3bDebug() << "(K3bDevice::Device) unable to determine if hex (" << notHex << ") or bcd (" << notBcd << ")." << endl;
if( !notHex ) {
k3bDebug() << "Assuming hex encoding in favor of newer drives and the more reliable raw toc." << endl;
return 0;
}
return -1;
}
else if( notBcd )
return 0;
else
return 1;
}
K3bDevice::CdText K3bDevice::Device::readCdText() const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
K3bDevice::CdText textData;
if( open() ) {
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readTocPmaAtip( &data, dataLen, 5, false, 0 ) ) {
textData.setRawPackData( data, dataLen );
delete [] data;
}
if( needToClose )
close();
}
return textData;
}
#ifdef Q_OS_LINUX
// fallback
bool K3bDevice::Device::readTocLinux( K3bDevice::Toc& toc ) const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
bool success = true;
toc.clear();
struct cdrom_tochdr tochdr;
struct cdrom_tocentry tocentry;
usageLock();
if( open() ) {
//
// CDROMREADTOCHDR ioctl returns:
// cdth_trk0: First Track Number
// cdth_trk1: Last Track Number
//
if( ::ioctl( d->deviceFd, CDROMREADTOCHDR, &tochdr ) ) {
k3bDebug() << "(K3bDevice::Device) could not get toc header !" << endl;
success = false;
}
else {
Track lastTrack;
for (int i = tochdr.cdth_trk0; i <= tochdr.cdth_trk1 + 1; i++) {
::memset(&tocentry,0,sizeof (struct cdrom_tocentry));
// get Lead-Out Information too
tocentry.cdte_track = (i<=tochdr.cdth_trk1) ? i : CDROM_LEADOUT;
tocentry.cdte_format = CDROM_LBA;
//
// CDROMREADTOCENTRY ioctl returns:
// cdte_addr.lba: Start Sector Number (LBA Format requested)
// cdte_ctrl: 4 ctrl bits
// 00x0b: 2 audio Channels(no pre-emphasis)
// 00x1b: 2 audio Channels(pre-emphasis)
// 10x0b: audio Channels(no pre-emphasis),reserved in cd-rw
// 10x1b: audio Channels(pre-emphasis),reserved in cd-rw
// 01x0b: data track, recorded uninterrupted
// 01x1b: data track, recorded incremental
// 11xxb: reserved
// xx0xb: digital copy prohibited
// xx1xb: digital copy permitted
// cdte_addr: 4 addr bits (type of Q-Subchannel data)
// 0000b: no Information
// 0001b: current position data
// 0010b: MCN
// 0011b: ISRC
// 0100b-1111b: reserved
// cdte_datamode: 0: Data Mode1
// 1: CD-I
// 2: CD-XA Mode2
//
if( ::ioctl( d->deviceFd, CDROMREADTOCENTRY, &tocentry ) ) {
k3bDebug() << "(K3bDevice::Device) error reading tocentry " << i << endl;
success = false;
break;
}
int startSec = tocentry.cdte_addr.lba;
int control = tocentry.cdte_ctrl & 0x0f;
int mode = tocentry.cdte_datamode;
if( i > tochdr.cdth_trk0 ) {
Track track( lastTrack.firstSector(), startSec-1, lastTrack.type(), lastTrack.mode() );
track.m_preEmphasis = control & 0x1;
track.m_copyPermitted = control & 0x2;
toc.append( track );
}
int trackType = 0;
int trackMode = Track::UNKNOWN;
if( (control & 0x04 ) && (tocentry.cdte_track != CDROM_LEADOUT) ) {
trackType = Track::DATA;
if( mode == 1 )
trackMode = Track::MODE1;
else if( mode == 2 )
trackMode = Track::MODE2;
mode = getDataMode(startSec);
if( mode != Track::UNKNOWN )
trackMode = mode;
}
else
trackType = Track::AUDIO;
lastTrack = Track( startSec, startSec, trackType, trackMode );
}
}
if( needToClose )
close();
}
else
success = false;
usageUnlock();
return success;
}
#endif // Q_OS_LINUX
bool K3bDevice::Device::fixupToc( K3bDevice::Toc& toc ) const
{
bool success = false;
//
// This is a very lame method of fixing the TOC of an Advanced Audio CD
// (a CD with two sessions: one with audio tracks and one with the data track)
// If a drive does not support reading raw toc or reading track info we only
// get every track's first sector. But between sessions there is a gap which is used
// for ms stuff. In this case it's 11400 sectors in size. When ripping ausio we would
// include these 11400 sectors which would result in a strange ending audio file.
//
if( numSessions() > 1 || toc.contentType() == MIXED ) {
k3bDebug() << "(K3bDevice::Device) fixup multisession toc..." << endl;
//
// we need to update the last sector of every last track in every session
// for now we only update the track before the last session...
// This is the most often case: Advanced Audio CD
//
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readTocPmaAtip( &data, dataLen, 1, false, 0 ) ) {
//
// data[6] - first track number in last complete session
// data[8-11] - start address of first track in last session
//
toc[(unsigned int)data[6]-2].m_lastSector = from4Byte( &data[8] ) - 11400 - 1;
delete [] data;
success = true;
}
else
k3bDebug() << "(K3bDevice::Device) FIXUP TOC failed." << endl;
}
return success;
}
bool K3bDevice::Device::block( bool b ) const
{
//
// For some reason the Scsi Command does not work here.
// So we use the ioctl on Linux systems
//
#if defined(Q_OS_LINUX)
bool success = false;
bool needToClose = !isOpen();
usageLock();
if( open() ) {
success = ( ::ioctl( d->deviceFd, CDROM_LOCKDOOR, b ? 1 : 0 ) == 0 );
if( needToClose )
close();
}
usageUnlock();
if ( success )
return success;
#elif defined(Q_OS_NETBSD)
bool success = false;
bool needToClose = !isOpen();
int arg = b ? 1 : 0;
usageLock();
if( open() ) {
success = ( ::ioctl( d->deviceFd, DIOCLOCK, &arg ) == 0 );
if( needToClose )
close();
}
usageUnlock();
if ( success )
return success;
#endif
ScsiCommand cmd( this );
cmd[0] = MMC_PREVENT_ALLOW_MEDIUM_REMOVAL;
cmd[5] = 0; // Necessary to set the proper command length
if( b )
cmd[4] = 0x01;
int r = cmd.transport( TR_DIR_WRITE );
if( r )
k3bDebug() << "(K3bDevice::Device) MMC ALLOW MEDIA REMOVAL failed." << endl;
return ( r == 0 );
}
bool K3bDevice::Device::rewritable() const
{
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readDiscInformation( &data, dataLen ) ) {
disc_info_t* inf = (disc_info_t*)data;
bool e = inf->erasable;
delete [] data;
return e;
}
else
return false;
}
bool K3bDevice::Device::eject() const
{
#ifdef Q_OS_NETBSD
bool success = false;
bool needToClose = !isOpen();
int arg = 0;
usageLock();
if( open() ) {
if ( ::ioctl( d->deviceFd, DIOCEJECT, &arg ) >= 0)
success = true;
if( needToClose )
close();
}
usageUnlock();
if ( success )
return success;
#elif defined(Q_OS_LINUX)
bool success = false;
bool needToClose = !isOpen();
usageLock();
if( open() ) {
if( ::ioctl( d->deviceFd, CDROMEJECT ) >= 0 )
success = true;
if( needToClose )
close();
}
usageUnlock();
if ( success )
return success;
#endif
ScsiCommand cmd( this );
cmd[0] = MMC_PREVENT_ALLOW_MEDIUM_REMOVAL;
cmd[5] = 0; // Necessary to set the proper command length
cmd.transport();
cmd[0] = MMC_START_STOP_UNIT;
cmd[5] = 0; // Necessary to set the proper command length
cmd[4] = 0x1; // Start unit
cmd.transport();
cmd[4] = 0x2; // LoEj = 1, Start = 0
return !cmd.transport();
}
bool K3bDevice::Device::load() const
{
#ifdef Q_OS_NETBSD
bool success = false;
bool needToClose = !isOpen();
int arg = 0;
usageLock();
if( open() ) {
if ( ::ioctl( d->deviceFd, CDIOCCLOSE, &arg ) >= 0)
success = true;
if( needToClose )
close();
}
usageUnlock();
if ( success )
return success;
#elif defined(Q_OS_LINUX)
bool success = false;
bool needToClose = !isOpen();
usageLock();
if( open() ) {
if( ::ioctl( d->deviceFd, CDROMCLOSETRAY ) >= 0 )
success = true;
if( needToClose )
close();
}
usageUnlock();
if ( success )
return success;
#endif
ScsiCommand cmd( this );
cmd[0] = MMC_START_STOP_UNIT;
cmd[4] = 0x3; // LoEj = 1, Start = 1
cmd[5] = 0; // Necessary to set the proper command length
return !cmd.transport();
}
bool K3bDevice::Device::setAutoEjectEnabled( bool enabled ) const
{
bool success = false;
#ifdef Q_OS_LINUX
bool needToClose = !isOpen();
usageLock();
if ( open() ) {
success = ( ::ioctl( d->deviceFd, CDROMEJECT_SW, enabled ? 1 : 0 ) == 0 );
if ( needToClose ) {
close();
}
}
usageUnlock();
#endif
return success;
}
void K3bDevice::Device::addDeviceNode( const QString& n )
{
if( !d->allNodes.contains( n ) )
d->allNodes.append( n );
}
const QStringList& K3bDevice::Device::deviceNodes() const
{
return d->allNodes;
}
K3bDevice::Device::Handle K3bDevice::Device::handle() const
{
#ifdef Q_OS_FREEBSD
return d->cam;
#else
return d->deviceFd;
#endif
}
bool K3bDevice::Device::open( bool write ) const
{
if( d->openedReadWrite != write )
close();
QMutexLocker ml( &d->openCloseMutex );
d->openedReadWrite = write;
#ifdef Q_OS_FREEBSD
if( !d->cam ) {
d->cam = cam_open_pass (m_passDevice.latin1(), O_RDWR,0 /* NULL */);
k3bDebug() << "(K3bDevice::openDevice) open device " << m_passDevice
<< ((d->cam)?" succeeded.":" failed.") << endl;
}
return (d->cam != 0);
#endif
#if defined(Q_OS_LINUX) || defined(Q_OS_NETBSD)
if( d->deviceFd == -1 )
d->deviceFd = openDevice( QFile::encodeName(devicename()), write );
return ( d->deviceFd != -1 );
#endif
}
void K3bDevice::Device::close() const
{
QMutexLocker ml( &d->openCloseMutex );
#ifdef Q_OS_FREEBSD
if( d->cam ) {
cam_close_device(d->cam);
d->cam = 0;
}
#endif
#if defined(Q_OS_LINUX) || defined(Q_OS_NETBSD)
if( d->deviceFd != -1 ) {
::close( d->deviceFd );
d->deviceFd = -1;
}
#endif
}
bool K3bDevice::Device::isOpen() const
{
#ifdef Q_OS_FREEBSD
return d->cam;
#endif
#if defined(Q_OS_LINUX) || defined(Q_OS_NETBSD)
return ( d->deviceFd != -1 );
#endif
}
int K3bDevice::Device::supportedProfiles() const
{
return d->supportedProfiles;
}
int K3bDevice::Device::currentProfile() const
{
unsigned char profileBuf[8];
::memset( profileBuf, 0, 8 );
ScsiCommand cmd( this );
cmd[0] = MMC_GET_CONFIGURATION;
cmd[1] = 1;
cmd[8] = 8;
cmd[9] = 0; // Necessary to set the proper command length
if( cmd.transport( TR_DIR_READ, profileBuf, 8 ) ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " GET_CONFIGURATION failed." << endl;
return MEDIA_UNKNOWN;
}
else {
short profile = from2Byte( &profileBuf[6] );
//
// Plextor drives might not set a current profile
// In that case we get the list of all current profiles
// and simply use the first one in that list.
//
if( profile == 0x00 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " current profile 0. Checking current profile list instead." << endl;
unsigned char* data;
unsigned int len = 0;
if( getFeature( &data, len, FEATURE_PROFILE_LIST ) ) {
int featureLen( data[11] );
for( int j = 0; j < featureLen; j+=4 ) {
// use the first current profile we encounter
if( data[12+j+2] & 0x1 ) {
profile = from2Byte( &data[12+j] );
break;
}
}
delete[] data;
}
}
switch (profile) {
case 0x00: return MEDIA_NONE;
case 0x08: return MEDIA_CD_ROM;
case 0x09: return MEDIA_CD_R;
case 0x0A: return MEDIA_CD_RW;
case 0x10: return MEDIA_DVD_ROM;
case 0x11: return MEDIA_DVD_R_SEQ;
case 0x12: return MEDIA_DVD_RAM;
case 0x13: return MEDIA_DVD_RW_OVWR;
case 0x14: return MEDIA_DVD_RW_SEQ;
case 0x15: return MEDIA_DVD_R_DL_SEQ;
case 0x16: return MEDIA_DVD_R_DL_JUMP;
case 0x1A: return MEDIA_DVD_PLUS_RW;
case 0x1B: return MEDIA_DVD_PLUS_R;
case 0x2B: return MEDIA_DVD_PLUS_R_DL;
case 0x40: return MEDIA_BD_ROM;
case 0x41: {
if( featureCurrent( FEATURE_BD_PSEUDO_OVERWRITE ) == 1 )
return MEDIA_BD_R_SRM_POW;
else
return MEDIA_BD_R_SRM;
}
case 0x42: return MEDIA_BD_R_RRM;
case 0x43: return MEDIA_BD_RE;
case 0x50: return MEDIA_HD_DVD_ROM;
case 0x51: return MEDIA_HD_DVD_R;
case 0x52: return MEDIA_HD_DVD_RAM;
default: return MEDIA_UNKNOWN;
}
}
}
K3bDevice::DiskInfo K3bDevice::Device::diskInfo() const
{
DiskInfo inf;
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
if( open() ) {
unsigned char* data = 0;
unsigned int dataLen = 0;
//
// The first thing to do should be: checking if a media is loaded
// We cannot rely on the profile here since at least some Plextor
// drives return the NO MEDIUM profile for CD media
//
if( !testUnitReady() ) {
// no disk or tray open
inf.m_diskState = STATE_NO_MEDIA;
inf.m_mediaType = MEDIA_NONE;
inf.m_currentProfile = MEDIA_NONE;
}
else
inf.m_currentProfile = currentProfile();
if( inf.diskState() != STATE_NO_MEDIA ) {
if( readDiscInformation( &data, dataLen ) ) {
disc_info_t* dInf = (disc_info_t*)data;
//
// Copy the needed values from the disk_info struct
//
switch( dInf->status ) {
case 0:
inf.m_diskState = STATE_EMPTY;
break;
case 1:
inf.m_diskState = STATE_INCOMPLETE;
break;
case 2:
inf.m_diskState = STATE_COMPLETE;
break;
default:
inf.m_diskState = STATE_UNKNOWN;
break;
}
switch( dInf->border ) {
case 0:
inf.m_lastSessionState = STATE_EMPTY;
break;
case 1:
inf.m_lastSessionState = STATE_INCOMPLETE;
break;
case 2:
inf.m_lastSessionState = STATE_COMPLETE;
break;
default:
inf.m_lastSessionState = STATE_UNKNOWN;
break;
}
switch( dInf->bg_f_status&0x3 ) {
case 0x0:
inf.m_bgFormatState = BG_FORMAT_NONE;
break;
case 0x1:
inf.m_bgFormatState = BG_FORMAT_INCOMPLETE;
break;
case 0x2:
inf.m_bgFormatState = BG_FORMAT_IN_PROGRESS;
break;
case 0x3:
inf.m_bgFormatState = BG_FORMAT_COMPLETE;
break;
}
inf.m_numTracks = (dInf->last_track_l & 0xff) | (dInf->last_track_m<<8 & 0xff00);
if( inf.diskState() == STATE_EMPTY )
inf.m_numTracks = 0;
// FIXME: I am not sure if this is accurate. Better test the last track's RT field
else if( inf.diskState() == STATE_INCOMPLETE )
inf.m_numTracks--; // do not count the invisible track
inf.m_rewritable = dInf->erasable;
//
// This is the Last Possible Lead-Out Start Address in HMSF format
// This is only valid for CD-R(W) and DVD+R media.
// For complete media this shall be filled with 0xff
//
if( dInf->lead_out_m != 0xff &&
dInf->lead_out_r != 0xff &&
dInf->lead_out_s != 0xff &&
dInf->lead_out_f != 0xff )
inf.m_capacity = K3b::Msf( dInf->lead_out_m + dInf->lead_out_r*60,
dInf->lead_out_s,
dInf->lead_out_f ) - 150;
//
// This is the position where the next Session shall be recorded in HMSF format
// This is only valid for CD-R(W) and DVD+R media.
// For complete media this shall be filled with 0xff
//
if( dInf->lead_in_m != 0xff &&
dInf->lead_in_r != 0xff &&
dInf->lead_in_s != 0xff &&
dInf->lead_in_f != 0xff )
inf.m_usedCapacity = K3b::Msf( dInf->lead_in_m + dInf->lead_in_r*60,
dInf->lead_in_s,
dInf->lead_in_f ) - 4500;
delete [] data;
}
else {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " fabricating disk information for a stupid device." << endl;
Toc toc = readToc();
if( !toc.isEmpty() ) {
inf.m_diskState = STATE_COMPLETE;
inf.m_lastSessionState = STATE_COMPLETE;
inf.m_numTracks = toc.count();
inf.m_capacity = inf.m_usedCapacity = toc.length();
}
}
//
// The mediatype needs to be set
//
inf.m_mediaType = mediaType();
// At least some Plextor drives return profile NONE for CD media
// or CD_ROM for writable media
if( inf.m_mediaType & (MEDIA_UNKNOWN|MEDIA_NONE|MEDIA_CD_ROM) ) {
// probably it is a CD
if( inf.rewritable() )
inf.m_mediaType = MEDIA_CD_RW;
else if( inf.empty() || inf.appendable() )
inf.m_mediaType = MEDIA_CD_R;
else
inf.m_mediaType = MEDIA_CD_ROM;
}
if( inf.m_mediaType & MEDIA_DVD_ALL ) {
if( readDvdStructure( &data, dataLen ) ) {
// some debugging stuff
K3b::Msf sda, eda, ea0;
sda = ( data[4+5]<<16 | data[4+6] << 8 | data[4+7] );
eda = ( data[4+9]<<16 | data[4+10] << 8 | data[4+11] );
ea0 = ( data[4+13]<<16 | data[4+14] << 8 | data[4+15] );
k3bDebug() << "First sec data area: " << sda.toString()
<< " (LBA " << QString::number(sda.lba())
<< ") (" << QString::number(sda.mode1Bytes()) << endl;
k3bDebug() << "Last sec data area: " << eda.toString()
<< " (LBA " << QString::number(eda.lba())
<< ") (" << QString::number(eda.mode1Bytes()) << " Bytes)" << endl;
k3bDebug() << "Last sec layer 1: " << ea0.toString()
<< " (LBA " << QString::number(ea0.lba())
<< ") (" << QString::number(ea0.mode1Bytes()) << " Bytes)" << endl;
K3b::Msf da0 = ea0 - sda + 1;
K3b::Msf da1 = eda - ea0;
k3bDebug() << "Layer 1 length: " << da0.toString()
<< " (LBA " << QString::number(da0.lba())
<< ") (" << QString::number(da0.mode1Bytes()) << " Bytes)" << endl;
k3bDebug() << "Layer 2 length: " << da1.toString()
<< " (LBA " << QString::number(da1.lba())
<< ") (" << QString::number(da1.mode1Bytes()) << " Bytes)" << endl;
inf.m_numLayers = ((data[6]&0x60) == 0 ? 1 : 2);
bool otp = (data[4+2] & 0xF);
// ea0 is 0 if the medium does not use Opposite track path
if( otp && ea0 > 0 )
inf.m_firstLayerSize = da0;
else
inf.m_firstLayerSize = 0;
delete [] data;
}
else {
k3bDebug() << "(K3bDevice::Device) Unable to read DVD structure for num of layers." << endl;
inf.m_numLayers = ( (inf.m_mediaType & MEDIA_WRITABLE_DVD_DL) ? 2 : 1 );
}
}
//
// Number of sessions for non-empty disks
//
if( inf.diskState() != STATE_EMPTY ) {
int sessions = numSessions();
if( sessions >= 0 )
inf.m_numSessions = sessions;
else
k3bDebug() << "(K3bDevice::Device) could not get session info via READ TOC/PMA/ATIP." << endl;
}
else
inf.m_numSessions = 0;
inf.m_mediaId = mediaId( inf.mediaType() );
//
// Now we determine the size:
// for all empty and appendable media READ FORMAT CAPACITIES should return the proper unformatted size
// for complete disks we may use the READ_CAPACITY command or the start sector from the leadout
//
int media = inf.mediaType();
//
// Use the profile if available because DVD-ROM units need to treat DVD+-R(W) media as DVD-ROM
// if supported at all
//
if( inf.currentProfile() == MEDIA_DVD_ROM )
media = MEDIA_DVD_ROM;
switch( media ) {
case MEDIA_CD_R:
case MEDIA_CD_RW:
if( inf.m_capacity == 0 ) {
if( readTocPmaAtip( &data, dataLen, 0x4, true, 0 ) ) {
struct atip_descriptor* atip = (struct atip_descriptor*)data;
if( dataLen >= 11 ) {
inf.m_capacity = K3b::Msf( atip->lead_out_m, atip->lead_out_s, atip->lead_out_f ) - 150;
debugBitfield( &atip->lead_out_m, 3 );
k3bDebug() << blockDeviceName() << ": ATIP capacity: " << inf.m_capacity.toString() << endl;
}
delete [] data;
}
}
//
// for empty and appendable media capacity and usedCapacity should be filled in from
// diskinfo above. If not they are both still 0
//
if( inf.m_capacity != 0 &&
( inf.diskState() == STATE_EMPTY || inf.m_usedCapacity != 0 ) ) {
// done.
break;
}
default:
case MEDIA_CD_ROM:
if( inf.m_capacity > 0 && inf.m_usedCapacity == 0 )
inf.m_usedCapacity = inf.m_capacity;
if( inf.m_usedCapacity == 0 ) {
K3b::Msf readCap;
if( readCapacity( readCap ) ) {
k3bDebug() << "(K3bDevice::Device) READ CAPACITY: " << readCap.toString()
<< " other capacity: " << inf.m_capacity.toString() << endl;
//
// READ CAPACITY returns the last written sector
// that means the size is actually readCap + 1
//
inf.m_usedCapacity = readCap + 1;
}
else {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " Falling back to readToc for capacity." << endl;
inf.m_usedCapacity = readToc().length();
}
}
case MEDIA_DVD_ROM: {
K3b::Msf readCap;
if( readCapacity( readCap ) ) {
k3bDebug() << "(K3bDevice::Device) READ CAPACITY: " << readCap.toString()
<< " other capacity: " << inf.m_capacity.toString() << endl;
//
// READ CAPACITY returns the last written sector
// that means the size is actually readCap + 1
//
inf.m_usedCapacity = readCap + 1;
}
else {
//
// Only one track, use it's size
//
if( readTrackInformation( &data, dataLen, 0x1, 0x1 ) ) {
track_info_t* trackInfo = (track_info_t*)data;
inf.m_usedCapacity = from4Byte( trackInfo->track_size );
delete [] data;
}
else
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< "READ TRACK INFORMATION for DVD-ROM failed." << endl;
}
break;
}
case MEDIA_DVD_PLUS_R:
case MEDIA_DVD_PLUS_R_DL:
if( inf.appendable() || inf.empty() ) {
//
// get remaining space via the invisible track
//
if( readTrackInformation( &data, dataLen, 0x1, /*0xff*/ inf.numTracks()+1 ) ) {
track_info_t* trackInfo = (track_info_t*)data;
inf.m_usedCapacity = from4Byte( trackInfo->track_start );
inf.m_capacity = from4Byte( trackInfo->track_start ) + from4Byte( trackInfo->track_size );
delete [] data;
}
}
else {
if( readTrackInformation( &data, dataLen, 0x1, inf.numTracks() ) ) {
track_info_t* trackInfo = (track_info_t*)data;
inf.m_capacity = inf.m_usedCapacity
= from4Byte( trackInfo->track_start ) + from4Byte( trackInfo->track_size );
delete [] data;
}
}
break;
case MEDIA_DVD_R:
case MEDIA_DVD_R_SEQ:
case MEDIA_DVD_R_DL:
case MEDIA_DVD_R_DL_JUMP:
case MEDIA_DVD_R_DL_SEQ:
//
// get data from the incomplete track (which is NOT the invisible track 0xff)
// This will fail in case the media is complete!
//
if( readTrackInformation( &data, dataLen, 0x1, inf.numTracks()+1 ) ) {
track_info_t* trackInfo = (track_info_t*)data;
inf.m_usedCapacity = from4Byte( trackInfo->track_start );
inf.m_capacity = from4Byte( trackInfo->free_blocks ) + from4Byte( trackInfo->track_start );
delete [] data;
}
//
// Get the "really" used space without border-out
//
if( !inf.empty() ) {
K3b::Msf readCap;
if( readCapacity( readCap ) ) {
//
// READ CAPACITY returns the last written sector
// that means the size is actually readCap + 1
//
inf.m_usedCapacity = readCap + 1;
}
else
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " READ CAPACITY for DVD-R failed." << endl;
}
break;
case MEDIA_DVD_RW_OVWR:
inf.m_numSessions = 1;
case MEDIA_DVD_RW:
case MEDIA_DVD_RW_SEQ:
// only one track on a DVD-RW media
if( readTrackInformation( &data, dataLen, 0x1, 0x1 ) ) {
track_info_t* trackInfo = (track_info_t*)data;
inf.m_capacity = from4Byte( trackInfo->track_size );
if( !inf.empty() ) {
if( readFormatCapacity( 0x10, inf.m_capacity ) )
k3bDebug() << blockDeviceName() << ": Format capacity 0x10: " << inf.m_capacity.toString() << endl;
inf.m_usedCapacity = from4Byte( trackInfo->track_size );
}
delete [] data;
}
break;
case MEDIA_DVD_PLUS_RW: {
K3b::Msf currentMax;
int currentMaxFormat = 0;
if( readFormatCapacity( 0x26, inf.m_capacity, &currentMax, &currentMaxFormat ) ) {
if( currentMaxFormat == 0x1 ) { // unformatted or blank media
inf.m_usedCapacity = 0;
inf.m_capacity = currentMax;
}
else {
inf.m_usedCapacity = currentMax;
// Plextor drives tend to screw things up and report invalid values
// for the max format capacity of 1.4 GB DVD media
if ( inf.bgFormatState() == BG_FORMAT_COMPLETE ) {
inf.m_capacity = currentMax;
}
}
}
else
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " READ FORMAT CAPACITIES for DVD+RW failed." << endl;
break;
}
case MEDIA_BD_R:
case MEDIA_BD_R_SRM:
case MEDIA_BD_R_SRM_POW:
case MEDIA_BD_R_RRM:
case MEDIA_BD_RE:
//
// get the invisible track's first sector
// or the next writable address of the last open track
//
if( readDiscInformation( &data, dataLen ) ) {
int lastTrack = (int)( data[11]<<8 | data[6] );
delete [] data;
if( readTrackInformation( &data, dataLen, 1, lastTrack ) ) {
// capacity: last track's start address + last track's size
inf.m_capacity = from4Byte( data+8 ) + from4Byte( data+24 );
if( data[6] & 0x80 )
inf.m_usedCapacity = from4Byte( data+8 );
else if( data[7] & 0x1 )
inf.m_usedCapacity = from4Byte( data+12 );
delete [] data;
}
}
break;
case MEDIA_BD_ROM: {
K3b::Msf readCap;
if( readCapacity( readCap ) ) {
//
// READ CAPACITY returns the last written sector
// that means the size is actually readCap + 1
//
inf.m_usedCapacity = readCap + 1;
}
break;
}
}
}
if( needToClose )
close();
}
return inf;
}
int K3bDevice::Device::mediaType() const
{
int m = MEDIA_UNKNOWN;
if( testUnitReady() ) {
m = currentProfile();
if( m & (MEDIA_UNKNOWN|MEDIA_DVD_ROM|MEDIA_HD_DVD_ROM) ) {
//
// We prefere the mediatype as reported by the media since this way
// even ROM drives may report the correct type of writable media.
//
// 4 bytes header + 2048 bytes layer descriptor
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readDvdStructure( &data, dataLen ) ) {
switch( data[4]&0xF0 ) {
case 0x00: m = MEDIA_DVD_ROM; break;
case 0x10: m = MEDIA_DVD_RAM; break;
case 0x20: m = MEDIA_DVD_R; break; // there seems to be no value for DVD-R DL, it reports DVD-R
case 0x30: m = MEDIA_DVD_RW; break;
case 0x40: m = MEDIA_HD_DVD_ROM; break;
case 0x50: m = MEDIA_HD_DVD_R; break;
case 0x60: m = MEDIA_HD_DVD_RAM; break;
case 0x90: m = MEDIA_DVD_PLUS_RW; break;
case 0xA0: m = MEDIA_DVD_PLUS_R; break;
case 0xE0: m = MEDIA_DVD_PLUS_R_DL; break;
default:
k3bDebug() << "(K3bDevice::Device) unknown dvd media type: " << QString::number(data[4]&0xF0, 8) << endl;
break; // unknown
}
delete [] data;
}
}
if( m & (MEDIA_UNKNOWN|MEDIA_BD_ROM) ) {
//
// We prefere the mediatype as reported by the media since this way
// even ROM drives may report the correct type of writable media.
//
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readDiscStructure( &data, dataLen, 1, 0 ) ) {
if( dataLen > 4+12 &&
data[4+8] == 'B' && data[4+9] == 'D' ) {
switch( data[4+10] ) {
case 'O': m = MEDIA_BD_ROM; break;
case 'W': m = MEDIA_BD_RE; break;
case 'R': m = MEDIA_BD_R; break;
}
}
delete [] data;
}
}
//
// Only old CD or DVD devices do not report a current profile
// or report CD-ROM profile for all CD types
//
if( m & (MEDIA_UNKNOWN|MEDIA_CD_ROM) ) {
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readTocPmaAtip( &data, dataLen, 4, false, 0 ) ) {
if( (data[6]>>6)&1 )
m = MEDIA_CD_RW;
else
m = MEDIA_CD_R;
delete [] data;
}
else
m = MEDIA_CD_ROM;
}
}
return m;
}
bool K3bDevice::Device::readSectorsRaw( unsigned char *buf, int start, int count ) const
{
return readCd( buf, count*2352,
0, // all sector types
false, // no dap
start,
count,
true, // SYNC
true, // HEADER
true, // SUBHEADER
true, // USER DATA
true, // EDC/ECC
0, // no c2 info
0 );
}
void K3bDevice::Device::checkForJustLink()
{
unsigned char* ricoh = 0;
unsigned int ricohLen = 0;
if( modeSense( &ricoh, ricohLen, 0x30 ) ) {
//
// 8 byte mode header + 6 byte page data
//
if( ricohLen >= 14 ) {
ricoh_mode_page_30* rp = (ricoh_mode_page_30*)(ricoh+8);
d->burnfree = rp->BUEFS;
}
delete [] ricoh;
}
}
void K3bDevice::Device::checkFeatures()
{
unsigned char header[1024];
::memset( header, 0, 1024 );
ScsiCommand cmd( this );
cmd[0] = MMC_GET_CONFIGURATION;
cmd[1] = 2;
cmd[9] = 0; // Necessary to set the proper command length
//
// CD writing features
//
cmd[2] = FEATURE_CD_MASTERING>>8;
cmd[3] = FEATURE_CD_MASTERING;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "CD Mastering" << endl;
#ifdef WORDS_BIGENDIAN
struct cd_mastering_feature {
unsigned char reserved1 : 1;
unsigned char BUF : 1; // Burnfree
unsigned char SAO : 1; // Session At Once writing
unsigned char raw_ms : 1; // Writing Multisession in Raw Writing Mode
unsigned char raw : 1; // Writing in WRITINGMODE_RAW mode
unsigned char testwrite : 1; // Simulation write support
unsigned char cd_rw : 1; // CD-RW support
unsigned char rw_sub : 1; // Write R-W sub channels with user data
unsigned char max_cue_length[3];
};
#else
struct cd_mastering_feature {
unsigned char rw_sub : 1; // Write R-W sub channels with user data
unsigned char cd_rw : 1; // CD-RW support
unsigned char testwrite : 1; // Simulation write support
unsigned char raw : 1; // Writing in WRITINGMODE_RAW mode
unsigned char raw_ms : 1; // Writing Multisession in Raw Writing Mode
unsigned char SAO : 1; // Session At Once writing
unsigned char BUF : 1; // Burnfree
unsigned char reserved1 : 1;
unsigned char max_cue_length[3];
};
#endif
struct cd_mastering_feature* p = (struct cd_mastering_feature*)&header[12];
if( p->BUF ) d->burnfree = true;
d->writeCapabilities |= MEDIA_CD_R;
if( p->cd_rw )
d->writeCapabilities |= MEDIA_CD_RW;
// if( p->WRITINGMODE_SAO ) m_writeModes |= WRITINGMODE_SAO;
// if( p->raw || p->raw_ms ) m_writeModes |= WRITINGMODE_RAW; // WRITINGMODE_RAW16 always supported when raw is supported?
}
}
cmd[2] = FEATURE_CD_TRACK_AT_ONCE>>8;
cmd[3] = FEATURE_CD_TRACK_AT_ONCE;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "CD Track At Once" << endl;
#ifdef WORDS_BIGENDIAN
struct cd_track_at_once_feature {
unsigned char reserved1 : 1;
unsigned char BUF : 1; // Burnfree
unsigned char reserved2 : 1;
unsigned char rw_raw : 1; // Writing R-W subcode in Raw mode
unsigned char rw_pack : 1; // Writing R-W subcode in Packet mode
unsigned char testwrite : 1; // Simulation write support
unsigned char cd_rw : 1; // CD-RW support
unsigned char rw_sub : 1; // Write R-W sub channels with user data
unsigned char reserved3;
unsigned char data_type[2];
};
#else
struct cd_track_at_once_feature {
unsigned char rw_sub : 1; // Write R-W sub channels with user data
unsigned char cd_rw : 1; // CD-RW support
unsigned char testwrite : 1; // Simulation write support
unsigned char rw_pack : 1; // Writing R-W subcode in Packet mode
unsigned char rw_raw : 1; // Writing R-W subcode in Raw mode
unsigned char reserved2 : 1;
unsigned char BUF : 1; // Burnfree
unsigned char reserved1 : 1;
unsigned char reserved3;
unsigned char data_type[2];
};
#endif
struct cd_track_at_once_feature* p = (struct cd_track_at_once_feature*)&header[12];
m_writeModes |= WRITINGMODE_TAO;
if( p->BUF ) d->burnfree = true;
d->writeCapabilities |= MEDIA_CD_R;
if( p->cd_rw )
d->writeCapabilities |= MEDIA_CD_RW;
// is the following correct? What exactly does rw_sub tell us?
// if( m_writeModes & WRITINGMODE_RAW ) {
// if( p->rw_raw ) m_writeModes |= WRITINGMODE_RAW_R96R;
// if( p->rw_pack ) m_writeModes |= WRITINGMODE_RAW_R96P;
// }
// // check the data types for 1, 2, and 3 (raw16, raw96p, and raw96r)
// debugBitfield( p->data_type, 2 );
// if( m_writeModes & WRITINGMODE_RAW ) {
// if( p->data_type[1] & 0x20 ) m_writeModes |= WRITINGMODE_RAW_R16;
// if( p->data_type[1] & 0x40 ) m_writeModes |= WRITINGMODE_RAW_R96P;
// if( p->data_type[1] & 0x80 ) m_writeModes |= WRITINGMODE_RAW_R96R;
// }
}
}
cmd[2] = FEATURE_CD_RW_MEDIA_WRITE_SUPPORT>>8;
cmd[3] = FEATURE_CD_RW_MEDIA_WRITE_SUPPORT;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "CD-RW Media Write Support" << endl;
d->writeCapabilities |= (MEDIA_CD_R|MEDIA_CD_RW);
}
}
//
// DVD-ROM
//
// FIXME: since MMC5 the feature descr. is 8 bytes in length including a dvd dl read bit at byte 6
cmd[2] = FEATURE_DVD_READ>>8;
cmd[3] = FEATURE_DVD_READ;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "DVD Read (MMC5)" << endl;
d->readCapabilities |= MEDIA_DVD_ROM;
if( header[8+6] & 0x1 )
d->readCapabilities |= MEDIA_WRITABLE_DVD_DL;
}
}
else {
// retry with pre-MMC5 length
cmd[8] = 8+4;
if( !cmd.transport( TR_DIR_READ, header, 12 ) ) {
unsigned int len = from4Byte( header );
if( len >= 8 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "DVD Read (pre-MMC5)" << endl;
d->readCapabilities |= MEDIA_DVD_ROM;
}
}
}
//
// DVD+R(W) writing features
//
cmd[2] = FEATURE_DVD_PLUS_R>>8;
cmd[3] = FEATURE_DVD_PLUS_R;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "DVD+R" << endl;
d->readCapabilities |= MEDIA_DVD_PLUS_R;
if( header[12] & 0x1 )
d->writeCapabilities |= MEDIA_DVD_PLUS_R;
}
}
cmd[2] = FEATURE_DVD_PLUS_RW>>8;
cmd[3] = FEATURE_DVD_PLUS_RW;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "DVD+RW" << endl;
#ifdef WORDS_BIGENDIAN
struct dvd_plus_rw_feature {
unsigned char reserved1 : 7;
unsigned char write : 1;
unsigned char reserved2 : 6;
unsigned char quick_start : 1;
unsigned char close_only : 1;
// and some stuff we do not use here...
};
#else
struct dvd_plus_rw_feature {
unsigned char write : 1;
unsigned char reserved1 : 7;
unsigned char close_only : 1;
unsigned char quick_start : 1;
unsigned char reserved2 : 6;
// and some stuff we do not use here...
};
#endif
struct dvd_plus_rw_feature* p = (struct dvd_plus_rw_feature*)&header[12];
d->readCapabilities |= MEDIA_DVD_PLUS_RW;
if( p->write )
d->writeCapabilities |= MEDIA_DVD_PLUS_RW;
}
}
// some older DVD-ROM drives claim to support DVD+R DL
if( d->writeCapabilities & MEDIA_DVD_PLUS_R ) {
cmd[2] = FEATURE_DVD_PLUS_RW_DUAL_LAYER>>8;
cmd[3] = FEATURE_DVD_PLUS_RW_DUAL_LAYER;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "DVD+RW Double Layer" << endl;
d->readCapabilities |= MEDIA_DVD_PLUS_RW_DL;
if( header[12] & 0x1 )
d->writeCapabilities |= MEDIA_DVD_PLUS_RW_DL;
}
}
cmd[2] = FEATURE_DVD_PLUS_R_DUAL_LAYER>>8;
cmd[3] = FEATURE_DVD_PLUS_R_DUAL_LAYER;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "DVD+R Double Layer" << endl;
d->readCapabilities |= MEDIA_DVD_PLUS_R_DL;
if( header[12] & 0x1 )
d->writeCapabilities |= MEDIA_DVD_PLUS_R_DL;
}
}
}
//
// Blue Ray
//
// We do not care for the different BD classes and versions here
//
cmd[2] = FEATURE_BD_READ>>8;
cmd[3] = FEATURE_BD_READ;
cmd[8] = 8+32;
if( !cmd.transport( TR_DIR_READ, header, 40 ) ) {
unsigned int len = from4Byte( header );
if( len >= 36 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "BD Read" << endl;
if( header[8+8] || header[8+9] || header[8+10] || header[8+11] || header[8+12] || header[8+13] || header[8+14] || header[8+15] )
d->readCapabilities |= MEDIA_BD_RE;
if( header[8+16] || header[8+17] || header[8+18] || header[8+19] || header[8+20] || header[8+21] || header[8+22] || header[8+23] )
d->readCapabilities |= MEDIA_BD_R;
if( header[8+24] || header[8+25] || header[8+26] || header[8+27] || header[8+28] || header[8+29] || header[8+30] || header[8+31] )
d->readCapabilities |= MEDIA_BD_ROM;
}
}
cmd[2] = FEATURE_BD_WRITE>>8;
cmd[3] = FEATURE_BD_WRITE;
cmd[8] = 8+24;
if( !cmd.transport( TR_DIR_READ, header, 32 ) ) {
unsigned int len = from4Byte( header );
if( len >= 28 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "BD Write" << endl;
if( header[8+8] || header[8+9] || header[8+10] || header[8+11] || header[8+12] || header[8+13] || header[8+14] || header[8+15] )
d->writeCapabilities |= MEDIA_BD_RE;
if( header[8+16] || header[8+17] || header[8+18] || header[8+19] || header[8+20] || header[8+21] || header[8+22] || header[8+23] ) {
d->writeCapabilities |= MEDIA_BD_R;
m_writeModes |= WRITINGMODE_SRM;
cmd[2] = FEATURE_BD_PSEUDO_OVERWRITE>>8;
cmd[3] = FEATURE_BD_PSEUDO_OVERWRITE;
cmd[8] = 8+8;
if( !cmd.transport( TR_DIR_READ, header, 8+8 ) ) {
unsigned int len = from4Byte( header );
if( len >= 4+8 ) {
m_writeModes |= WRITINGMODE_SRM_POW;
}
}
cmd[2] = FEATURE_RANDOM_WRITABLE>>8;
cmd[3] = FEATURE_RANDOM_WRITABLE;
cmd[8] = 8+16;
if( !cmd.transport( TR_DIR_READ, header, 8+16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 4+16 ) {
m_writeModes |= WRITINGMODE_RRM;
}
}
}
}
}
//
// DVD-R(W)
//
cmd[2] = FEATURE_DVD_R_RW_WRITE>>8;
cmd[3] = FEATURE_DVD_R_RW_WRITE;
cmd[8] = 16;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "DVD-R/-RW Write" << endl;
#ifdef WORDS_BIGENDIAN
struct dvd_r_rw_write_feature {
unsigned char reserved1 : 1;
unsigned char BUF : 1; // Burnfree
unsigned char reserved2 : 2;
unsigned char RDL : 1;
unsigned char testwrite : 1; // Simulation write support
unsigned char dvd_rw : 1; // DVD-RW Writing
unsigned char reserved3 : 1;
unsigned char reserved4[3];
};
#else
struct dvd_r_rw_write_feature {
unsigned char reserved3 : 1;
unsigned char dvd_rw : 1; // DVD-RW Writing
unsigned char testwrite : 1; // Simulation write support
unsigned char RDL : 1;
unsigned char reserved2 : 2;
unsigned char BUF : 1; // Burnfree
unsigned char reserved1 : 1;
unsigned char reserved4[3];
};
#endif
struct dvd_r_rw_write_feature* p = (struct dvd_r_rw_write_feature*)&header[12];
if( p->BUF ) d->burnfree = true;
d->writeCapabilities |= (MEDIA_DVD_R|MEDIA_DVD_R_SEQ);
if( p->dvd_rw )
d->writeCapabilities |= (MEDIA_DVD_RW|MEDIA_DVD_RW_SEQ);
if( p->RDL )
d->writeCapabilities |= (MEDIA_DVD_R_DL|MEDIA_DVD_R_DL_SEQ);
m_dvdMinusTestwrite = p->testwrite;
}
}
//
// DVD-RW restricted overwrite check
//
cmd[2] = FEATURE_RIGID_RESTRICTED_OVERWRITE>>8;
cmd[3] = FEATURE_RIGID_RESTRICTED_OVERWRITE;
cmd[8] = 16;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "Rigid Restricted Overwrite" << endl;
m_writeModes |= WRITINGMODE_RES_OVWR;
d->writeCapabilities |= (MEDIA_DVD_RW|MEDIA_DVD_RW_OVWR);
}
}
//
// DVD-R Dual Layer Layer
//
cmd[2] = FEATURE_LAYER_JUMP_RECORDING>>8;
cmd[3] = FEATURE_LAYER_JUMP_RECORDING;
cmd[8] = 12;
if( !cmd.transport( TR_DIR_READ, header, 12 ) ) {
// Now the jump feature is longer than 4 bytes but we don't need the link sizes.
unsigned int len = from4Byte( header );
if( len >= 8 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "Layer Jump Recording" << endl;
d->writeCapabilities |= (MEDIA_DVD_R_DL|MEDIA_DVD_R_DL_JUMP);
m_writeModes |= WRITINGMODE_LAYER_JUMP;
}
}
//
// HD-DVD-ROM
//
cmd[2] = FEATURE_HD_DVD_READ>>8;
cmd[3] = FEATURE_HD_DVD_READ;
cmd[8] = 16;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "HD-DVD Read" << endl;
d->readCapabilities |= MEDIA_HD_DVD_ROM;
if( header[8+4] & 0x1 )
d->readCapabilities |= MEDIA_HD_DVD_R;
if( header[8+6] & 0x1 )
d->readCapabilities |= MEDIA_HD_DVD_RAM;
}
}
//
// HD-DVD-R(AM)
//
cmd[2] = FEATURE_HD_DVD_WRITE>>8;
cmd[3] = FEATURE_HD_DVD_WRITE;
cmd[8] = 16;
if( !cmd.transport( TR_DIR_READ, header, 16 ) ) {
unsigned int len = from4Byte( header );
if( len >= 12 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " feature: " << "HD-DVD Write" << endl;
if( header[8+4] & 0x1 )
d->writeCapabilities |= MEDIA_HD_DVD_R;
if( header[8+6] & 0x1 )
d->writeCapabilities |= MEDIA_HD_DVD_RAM;
}
}
//
// Get the profiles
//
// the max len of the returned data is 8 (header) + 4 (feature) + 255 (additional length)
//
cmd[2] = FEATURE_PROFILE_LIST>>8;
cmd[3] = FEATURE_PROFILE_LIST;
cmd[8] = 12; // get the number of returned profiles first
if( !cmd.transport( TR_DIR_READ, header, 12 ) ) {
unsigned int len = from4Byte( header ) + 4;
if( len >= 12 ) {
cmd[7] = len>>8;
cmd[8] = len;
if( !cmd.transport( TR_DIR_READ, header, len ) ) {
int featureLen( header[11] );
for( int j = 0; j < featureLen; j+=4 ) {
short profile = from2Byte( &header[12+j] );
switch (profile) {
case 0x08:
d->supportedProfiles |= MEDIA_CD_ROM;
break;
case 0x09:
d->supportedProfiles |= MEDIA_CD_R;
break;
case 0x0A:
d->supportedProfiles |= MEDIA_CD_RW;
break;
case 0x10:
d->supportedProfiles |= MEDIA_DVD_ROM;
// d->readCapabilities |= MEDIA_DVD_ROM;
break;
case 0x11:
d->supportedProfiles |= MEDIA_DVD_R_SEQ;
// d->writeCapabilities |= (MEDIA_DVD_R|MEDIA_DVD_R_SEQ);
break;
case 0x12:
d->supportedProfiles |= MEDIA_DVD_RAM;
// d->readCapabilities |= (MEDIA_DVD_RAM|MEDIA_DVD_ROM);
// d->writeCapabilities |= MEDIA_DVD_RAM;
break;
case 0x13:
d->supportedProfiles |= MEDIA_DVD_RW_OVWR;
// d->writeCapabilities |= (MEDIA_DVD_RW|MEDIA_DVD_RW_OVWR);
break;
case 0x14:
d->supportedProfiles |= MEDIA_DVD_RW_SEQ;
// d->writeCapabilities |= (MEDIA_DVD_RW|MEDIA_DVD_R|MEDIA_DVD_RW_SEQ|MEDIA_DVD_R_SEQ);
break;
case 0x15:
d->supportedProfiles |= MEDIA_DVD_R_DL_SEQ;
// d->writeCapabilities |= (MEDIA_DVD_R|MEDIA_DVD_R_DL|MEDIA_DVD_R_SEQ|MEDIA_DVD_R_DL_SEQ);
break;
case 0x16:
d->supportedProfiles |= MEDIA_DVD_R_DL_JUMP;
// d->writeCapabilities |= (MEDIA_DVD_R|MEDIA_DVD_R_DL||MEDIA_DVD_R_DL_JUMP);
break;
case 0x1A:
d->supportedProfiles |= MEDIA_DVD_PLUS_RW;
// d->writeCapabilities |= MEDIA_DVD_PLUS_RW;
break;
case 0x1B:
d->supportedProfiles |= MEDIA_DVD_PLUS_R;
// d->writeCapabilities |= MEDIA_DVD_PLUS_R;
break;
case 0x2A:
d->supportedProfiles |= MEDIA_DVD_PLUS_RW_DL;
// d->writeCapabilities |= MEDIA_DVD_PLUS_RW_DL;
break;
case 0x2B:
d->supportedProfiles |= MEDIA_DVD_PLUS_R_DL;
// d->writeCapabilities |= MEDIA_DVD_PLUS_R_DL;
break;
case 0x40:
d->supportedProfiles |= MEDIA_BD_ROM;
break;
case 0x41:
d->supportedProfiles |= MEDIA_BD_R_SRM;
break;
case 0x42:
d->supportedProfiles |= MEDIA_BD_R_RRM;
break;
case 0x43:
d->supportedProfiles |= MEDIA_BD_RE;
break;
case 0x50:
d->supportedProfiles |= MEDIA_HD_DVD_ROM;
break;
case 0x51:
d->supportedProfiles |= MEDIA_HD_DVD_R;
break;
case 0x52:
d->supportedProfiles |= MEDIA_HD_DVD_RAM;
break;
default:
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << " unknown profile: "
<< profile << endl;
}
}
// some older DVD-ROM drives claim to support DVD+R DL
if( !(d->supportedProfiles & MEDIA_DVD_PLUS_R) ) {
// remove DVD+R DL capability
// d->writeCapabilities &= ~MEDIA_DVD_PLUS_R_DL;
d->supportedProfiles &= ~MEDIA_DVD_PLUS_R_DL;
}
}
}
}
}
void K3bDevice::Device::checkFor2AFeatures()
{
unsigned char* mm_cap_buffer = 0;
unsigned int mm_cap_len = 0;
if( modeSense( &mm_cap_buffer, mm_cap_len, 0x2A ) ) {
mm_cap_page_2A* mm_p = (mm_cap_page_2A*)(mm_cap_buffer+8);
if( mm_p->BUF )
d->burnfree = true;
if( mm_p->cd_r_write )
d->writeCapabilities |= MEDIA_CD_R;
else
d->writeCapabilities &= ~MEDIA_CD_R;
if( mm_p->cd_rw_write )
d->writeCapabilities |= MEDIA_CD_RW;
else
d->writeCapabilities &= ~MEDIA_CD_RW;
if( mm_p->dvd_r_write )
d->writeCapabilities |= MEDIA_DVD_R;
else
d->writeCapabilities &= ~MEDIA_DVD_R;
if( mm_p->dvd_rom_read || mm_p->dvd_r_read )
d->readCapabilities |= MEDIA_DVD_ROM;
m_maxReadSpeed = from2Byte(mm_p->max_read_speed);
m_bufferSize = from2Byte( mm_p->buffer_size );
delete [] mm_cap_buffer;
}
else {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": read mode page 2A failed!" << endl;
}
}
void K3bDevice::Device::checkWritingModes()
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
if( !open() )
return;
// header size is 8
unsigned char* buffer = 0;
unsigned int dataLen = 0;
if( !modeSense( &buffer, dataLen, 0x05 ) ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": modeSense 0x05 failed!" << endl
<< "(K3bDevice::Device) " << blockDeviceName() << ": Cannot check write modes." << endl;
}
else if( dataLen < 18 ) { // 8 bytes header + 10 bytes used modepage
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": Missing modepage 0x05 data." << endl
<< "(K3bDevice::Device) " << blockDeviceName() << ": Cannot check write modes." << endl;
}
else {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": dataLen: " << dataLen << endl;
wr_param_page_05* mp = (struct wr_param_page_05*)(buffer+8);
// reset some stuff to be on the safe side
mp->PS = 0;
mp->BUFE = 0;
mp->multi_session = 0;
mp->test_write = 0;
mp->LS_V = 0;
mp->copy = 0;
mp->fp = 0;
mp->host_appl_code= 0;
mp->session_format = 0;
mp->audio_pause_len[0] = 0;
mp->audio_pause_len[1] = 150;
// WRITINGMODE_TAO
mp->write_type = 0x01; // Track-at-once
mp->track_mode = 4; // MMC-4 says: 5, cdrecord uses 4 ?
mp->dbtype = 8; // Mode 1
// k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": modeselect WRITINGMODE_TAO data: " << endl;
// debugBitfield( buffer, dataLen );
//
// if a writer does not support WRITINGMODE_TAO it surely does not support WRITINGMODE_SAO or WRITINGMODE_RAW writing since WRITINGMODE_TAO is the minimal
// requirement
//
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": checking for TAO" << endl;
if( modeSelect( buffer, dataLen, 1, 0 ) ) {
m_writeModes |= WRITINGMODE_TAO;
d->writeCapabilities |= MEDIA_CD_R;
// WRITINGMODE_SAO
mp->write_type = 0x02; // Session-at-once
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": checking for SAO" << endl;
if( modeSelect( buffer, dataLen, 1, 0 ) )
m_writeModes |= WRITINGMODE_SAO;
// mp->dbtype = 1; // Raw data with P and Q Sub-channel (2368 bytes)
// if( modeSelect( buffer, dataLen, 1, 0 ) ) {
// m_writeModes |= WRITINGMODE_RAW_R16;
// }
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": checking for SAO_R96P" << endl;
mp->dbtype = 2; // Raw data with P-W Sub-channel (2448 bytes)
if( modeSelect( buffer, dataLen, 1, 0 ) ) {
m_writeModes |= WRITINGMODE_SAO_R96P;
}
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": checking for SAO_R96R" << endl;
mp->dbtype = 3; // Raw data with P-W raw Sub-channel (2448 bytes)
if( modeSelect( buffer, dataLen, 1, 0 ) ) {
m_writeModes |= WRITINGMODE_SAO_R96R;
}
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": checking for RAW_R16" << endl;
// WRITINGMODE_RAW
mp->write_type = 0x03; // WRITINGMODE_RAW
mp->dbtype = 1; // Raw data with P and Q Sub-channel (2368 bytes)
if( modeSelect( buffer, dataLen, 1, 0 ) ) {
m_writeModes |= WRITINGMODE_RAW;
m_writeModes |= WRITINGMODE_RAW_R16;
}
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": checking for RAW_R96P" << endl;
mp->dbtype = 2; // Raw data with P-W Sub-channel (2448 bytes)
if( modeSelect( buffer, dataLen, 1, 0 ) ) {
m_writeModes |= WRITINGMODE_RAW;
m_writeModes |= WRITINGMODE_RAW_R96P;
}
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": checking for RAW_R96R" << endl;
mp->dbtype = 3; // Raw data with P-W raw Sub-channel (2448 bytes)
if( modeSelect( buffer, dataLen, 1, 0 ) ) {
m_writeModes |= WRITINGMODE_RAW;
m_writeModes |= WRITINGMODE_RAW_R96R;
}
}
else {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName() << ": modeSelect with WRITINGMODE_TAO failed. No writer" << endl;
}
delete [] buffer;
}
if( needToClose )
close();
}
int K3bDevice::Device::determineMaximalWriteSpeed() const
{
int ret = 0;
unsigned char* data = 0;
unsigned int dataLen = 0;
if( mediaType() & MEDIA_CD_ALL ) {
if( modeSense( &data, dataLen, 0x2A ) ) {
mm_cap_page_2A* mm = (mm_cap_page_2A*)&data[8];
// MMC1 used byte 18 and 19 for the max write speed
if( dataLen > 19 )
ret = from2Byte( mm->max_write_speed );
delete [] data;
if( ret > 0 )
return ret;
}
}
QValueList<int> list = determineSupportedWriteSpeeds();
if( !list.isEmpty() ) {
for( QValueList<int>::const_iterator it = list.constBegin(); it != list.constEnd(); ++it )
ret = QMAX( ret, *it );
}
if( ret > 0 )
return ret;
else
return m_maxWriteSpeed;
}
QValueList<int> K3bDevice::Device::determineSupportedWriteSpeeds() const
{
QValueList<int> ret;
if( burner() ) {
//
// Tests with all my drives resulted in 2A for CD and GET PERFORMANCE for DVD media
// as the valid method of speed detection.
//
if( mediaType() & MEDIA_CD_ALL ) {
if( !getSupportedWriteSpeedsVia2A( ret, false ) )
getSupportedWriteSpeedsViaGP( ret, false );
// restrict to max speed, although deprecated in MMC3 is still used everywhere and
// cdrecord also uses it as the max writing speed.
int max = 0;
unsigned char* data = 0;
unsigned int dataLen = 0;
if( modeSense( &data, dataLen, 0x2A ) ) {
mm_cap_page_2A* mm = (mm_cap_page_2A*)&data[8];
// MMC1 used byte 18 and 19 for the max write speed
if( dataLen > 19 )
max = from2Byte( mm->max_write_speed );
delete [] data;
if( max > 0 ) {
while( !ret.isEmpty() && ret.last() > max ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " writing speed " << ret.last() << " higher than max " << max << endl;
ret.pop_back();
}
}
}
}
else {
if( !getSupportedWriteSpeedsViaGP( ret, true ) )
getSupportedWriteSpeedsVia2A( ret, true );
}
}
return ret;
}
bool K3bDevice::Device::getSupportedWriteSpeedsVia2A( QValueList<int>& list, bool dvd ) const
{
unsigned char* data = 0;
unsigned int dataLen = 0;
if( modeSense( &data, dataLen, 0x2A ) ) {
mm_cap_page_2A* mm = (mm_cap_page_2A*)&data[8];
if( dataLen > 32 ) {
// we have descriptors
unsigned int numDesc = from2Byte( mm->num_wr_speed_des );
// Some CDs writer returns the number of bytes that contain
// the descriptors rather than the number of descriptors
// Ensure number of descriptors claimed actually fits in the data
// returned by the mode sense command.
if( numDesc > ((dataLen - 32 - 8) / 4) )
numDesc = (dataLen - 32 - 8) / 4;
cd_wr_speed_performance* wr = (cd_wr_speed_performance*)mm->wr_speed_des;
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< ": Number of supported write speeds via 2A: "
<< numDesc << endl;
for( unsigned int i = 0; i < numDesc; ++i ) {
int s = (int)from2Byte( wr[i].wr_speed_supp );
//
// some DVD writers report CD writing speeds here
// If that is the case we cannot rely on the reported speeds
// and need to use the values gained from GET PERFORMANCE.
//
if( dvd && s < 1352 ) {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " Invalid DVD speed: " << s << " KB/s" << endl;
list.clear();
break;
}
else {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " : " << s << " KB/s" << endl;
if( dvd )
s = fixupDvdWritingSpeed( s );
// sort the list
QValueList<int>::iterator it = list.begin();
while( it != list.end() && *it < s )
++it;
list.insert( it, s );
}
}
}
delete [] data;
}
return !list.isEmpty();
}
bool K3bDevice::Device::getSupportedWriteSpeedsViaGP( QValueList<int>& list, bool dvd ) const
{
unsigned char* data = 0;
unsigned int dataLen = 0;
if( getPerformance( &data, dataLen, 0x3, 0x0 ) ) {
int numDesc = (dataLen - 8)/16;
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< ": Number of supported write speeds via GET PERFORMANCE: "
<< numDesc << endl;
for( int i = 0; i < numDesc; ++i ) {
int s = from4Byte( &data[20+i*16] );
// Looks as if the code below does not make sense with most drives
// if( !( data[4+i*16] & 0x2 ) ) {
// k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
// << " No write speed: " << s << " KB/s" << endl;
// continue;
// }
if( dvd && s < 1352 ) {
//
// Does this ever happen?
//
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " Invalid DVD speed: " << s << " KB/s" << endl;
}
else {
k3bDebug() << "(K3bDevice::Device) " << blockDeviceName()
<< " : " << s << " KB/s" << endl;
if( dvd )
s = fixupDvdWritingSpeed( s );
QValueList<int>::iterator it = list.begin();
while( it != list.end() && *it < s )
++it;
// the speed might already have been found in the 2a modepage
if( it == list.end() || *it != s )
list.insert( it, s );
}
}
delete [] data;
}
return !list.isEmpty();
}
int K3bDevice::Device::getIndex( unsigned long lba ) const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
if( !open() )
return -1;
int ret = -1;
//
// first try readCd
//
unsigned char readData[16];
::memset( readData, 0, 16 );
//
// The index is found in the Mode-1 Q which occupies at least 9 out of 10 successive CD frames
// It can be indentified by ADR == 1
//
// So if the current sector does not provide Mode-1 Q subchannel we try the previous.
//
if( readCd( readData,
16,
1, // CD-DA
0, // no DAP
lba,
1,
false,
false,
false,
false,
false,
0,
2 // Q-Subchannel
) ) {
// byte 0: 4 bits CONTROL (MSB) + 4 bits ADR (LSB)
if( (readData[0]&0x0f) == 0x1 )
ret = readData[2];
// search previous sector for Mode1 Q Subchannel
else if( readCd( readData,
16,
1, // CD-DA
0, // no DAP
lba-1,
1,
false,
false,
false,
false,
false,
0,
2 // Q-Subchannel
) ) {
if( (readData[0]&0x0f) == 0x1 )
ret = readData[2];
else
ret = -2;
}
}
else {
k3bDebug() << "(K3bDevice::Device::getIndex) readCd failed. Trying seek." << endl;
unsigned char* data = 0;
unsigned int dataLen = 0;
if( seek( lba ) && readSubChannel( &data, dataLen, 1, 0 ) ) {
// byte 5: 4 bits ADR (MSB) + 4 bits CONTROL (LSB)
if( dataLen > 7 && (data[5]>>4 & 0x0F) == 0x1 ) {
ret = data[7];
}
else if( seek( lba-1 ) && readSubChannel( &data, dataLen, 1, 0 ) ) {
if( dataLen > 7 && (data[5]>>4 & 0x0F) == 0x1 )
ret = data[7];
else
ret = -2;
}
delete [] data;
}
else
k3bDebug() << "(K3bDevice::Device::getIndex) seek or readSubChannel failed." << endl;
}
if( needToClose )
close();
return ret;
}
bool K3bDevice::Device::searchIndex0( unsigned long startSec,
unsigned long endSec,
long& pregapStart ) const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
if( !open() )
return false;
bool ret = false;
int lastIndex = getIndex( endSec );
if( lastIndex == 0 ) {
// there is a pregap
// let's find the position where the index turns to 0
// we jump in 1 sec steps backwards until we find an index > 0
unsigned long sector = endSec;
while( lastIndex == 0 && sector > startSec ) {
sector -= 75;
if( sector < startSec )
sector = startSec;
lastIndex = getIndex(sector);
}
if( lastIndex == 0 ) {
k3bDebug() << "(K3bDevice::Device) warning: no index != 0 found." << endl;
}
else {
// search forward to the first index = 0
while( getIndex( sector ) != 0 && sector < endSec )
sector++;
pregapStart = sector;
ret = true;
}
}
else if( lastIndex > 0 ) {
// no pregap
pregapStart = -1;
ret = true;
}
if( needToClose )
close();
return ret;
}
bool K3bDevice::Device::indexScan( K3bDevice::Toc& toc ) const
{
// if the device is already opened we do not close it
// to allow fast multiple method calls in a row
bool needToClose = !isOpen();
if( !open() )
return false;
bool ret = true;
for( Toc::iterator it = toc.begin(); it != toc.end(); ++it ) {
Track& track = *it;
if( track.type() == Track::AUDIO ) {
track.m_indices.clear();
long index0 = -1;
if( searchIndex0( track.firstSector().lba(), track.lastSector().lba(), index0 ) ) {
k3bDebug() << "(K3bDevice::Device) found index 0: " << index0 << endl;
}
if( index0 > 0 )
track.m_index0 = K3b::Msf( index0 - track.firstSector().lba() );
else
track.m_index0 = 0;
if( index0 > 0 )
searchIndexTransitions( track.firstSector().lba(), index0-1, track );
else
searchIndexTransitions( track.firstSector().lba(), track.lastSector().lba(), track );
}
}
if( needToClose )
close();
return ret;
}
void K3bDevice::Device::searchIndexTransitions( long start, long end, K3bDevice::Track& track ) const
{
k3bDebug() << "(K3bDevice::Device) searching for index transitions between "
<< start << " and " << end << endl;
int startIndex = getIndex( start );
int endIndex = getIndex( end );
if( startIndex < 0 || endIndex < 0 ) {
k3bDebug() << "(K3bDevice::Device) could not retrieve index values." << endl;
}
else {
k3bDebug() << "(K3bDevice::Device) indices: " << start << " - " << startIndex
<< " and " << end << " - " << endIndex << endl;
if( startIndex != endIndex ) {
if( start+1 == end ) {
k3bDebug() << "(K3bDevice::Device) found index transition: " << endIndex << " " << end << endl;
track.m_indices.resize( endIndex );
// we save the index relative to the first sector
track.m_indices[endIndex-1] = K3b::Msf( end ) - track.firstSector();
}
else {
searchIndexTransitions( start, start+(end-start)/2, track );
searchIndexTransitions( start+(end-start)/2, end, track );
}
}
}
}
int K3bDevice::Device::copyrightProtectionSystemType() const
{
unsigned char* dvdheader = 0;
unsigned int dataLen = 0;
if( readDvdStructure( &dvdheader, dataLen, 0x1 ) ) {
int ret = -1;
if( dataLen >= 6 )
ret = dvdheader[4];
delete [] dvdheader;
return ret;
}
else
return -1;
}
bool K3bDevice::Device::getNextWritableAdress( unsigned int& lastSessionStart, unsigned int& nextWritableAdress ) const
{
bool success = false;
// FIXME: add CD media handling
int m = mediaType();
if( m & MEDIA_DVD_ALL ) {
// DVD+RW always returns complete
if( m & (K3bDevice::MEDIA_DVD_PLUS_RW|K3bDevice::MEDIA_DVD_RW_OVWR) )
return false;
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readDiscInformation( &data, dataLen ) ) {
disc_info_t* inf = (disc_info_t*)data;
//
// The state of the last session has to be "empty" (0x0) or "incomplete" (0x1)
// The procedure here is taken from the dvd+rw-tools
//
if( !(inf->border & 0x2) ) {
// the incomplete track number is the first track in the last session (the empty session)
int nextTrack = inf->first_track_l|inf->first_track_m<<8;
unsigned char* trackData = 0;
unsigned int trackDataLen = 0;
// Read start address of the incomplete track
if( readTrackInformation( &trackData, trackDataLen, 0x1, nextTrack ) ) {
nextWritableAdress = from4Byte( &trackData[8] );
delete [] trackData;
// Read start address of the first track in the last session
if( readTocPmaAtip( &trackData, trackDataLen, 0x1, false, 0x0 ) ) {
lastSessionStart = from4Byte( &trackData[8] );
delete [] trackData;
success = true;
}
}
}
}
delete [] data;
}
return success;
}
int K3bDevice::Device::nextWritableAddress() const
{
unsigned char* data = 0;
unsigned int dataLen = 0;
int nwa = -1;
if( readDiscInformation( &data, dataLen ) ) {
disc_info_t* inf = (disc_info_t*)data;
//
// The state of the last session has to be "empty" (0x0) or "incomplete" (0x1)
// The procedure here is taken from the dvd+rw-tools and wodim
//
if( !(inf->border & 0x2) ) {
// the incomplete track number is the first track in the last session (the empty session)
int nextTrack = inf->first_track_l|inf->first_track_m<<8;
unsigned char* trackData = 0;
unsigned int trackDataLen = 0;
// Read start address of the incomplete track
if( readTrackInformation( &trackData, trackDataLen, 0x1, nextTrack ) ) {
nwa = from4Byte( &trackData[8] );
delete [] trackData;
}
// Read start address of the invisible track
else if ( readTrackInformation( &trackData, trackDataLen, 0x1, 0xff ) ) {
nwa = from4Byte( &trackData[8] );
delete [] trackData;
}
}
delete [] data;
}
return nwa;
}
QCString K3bDevice::Device::mediaId( int mediaType ) const
{
QCString id;
if( mediaType & MEDIA_CD_ALL ) {
// FIXME:
}
else if( mediaType & MEDIA_DVD_MINUS_ALL ) {
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readDvdStructure( &data, dataLen, 0x0E ) ) {
if( data[4+16] == 3 && data[4+24] == 4 ) {
id.sprintf( "%6.6s%-6.6s", data+4+17, data+4+25 );
}
delete [] data;
}
}
else if( mediaType & MEDIA_DVD_PLUS_ALL ) {
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readDvdStructure( &data, dataLen, 0x11 ) ||
readDvdStructure( &data, dataLen, 0x0 ) ) {
id.sprintf( "%8.8s/%3.3s", data+23, data+31 );
delete [] data;
}
}
else if( mediaType & MEDIA_BD_ALL ) {
unsigned char* data = 0;
unsigned int dataLen = 0;
if( readDiscStructure( &data, dataLen, 1, 0 ) ) {
if( data[4+0] == 'D' && data[4+1] == 'I' )
id.sprintf ("%6.6s/%-3.3s", data+4+100, data+4+106 );
delete [] data;
}
}
return id;
}
// int K3bDevice::Device::ioctl( int request, ... ) const
// {
// int r = -1;
// #if defined(Q_OS_LINUX) || defined(Q_OS_NETBSD)
// d->mutex.lock();
// va_list ap;
// va_start( ap, request );
// r = ::ioctl( d->deviceFd, request, ap );
// va_end( ap );
// d->mutex.unlock();
// #endif
// return r;
// }
void K3bDevice::Device::usageLock() const
{
d->mutex.lock();
}
void K3bDevice::Device::usageUnlock() const
{
d->mutex.unlock();
}