File indexing completed on 2025-03-23 04:28:12

 /*
     SPDX-FileCopyrightText: 1998-2009 Sebastian Trueg <trueg@k3b.org>
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "k3btoc.h"
 #include <QDebug>
 #include <QString>
 
 
 
 K3b::Device::Toc::Toc()
     : QList<K3b::Device::Track>()
 {
 }
 
 
 K3b::Device::Toc::Toc( const Toc& toc )
     : QList<K3b::Device::Track>( toc )
 {
     m_mcn = toc.m_mcn;
 }
 
 
 K3b::Device::Toc::~Toc()
 {
 }
 
 
 K3b::Device::Toc& K3b::Device::Toc::operator=( const Toc& toc )
 {
     if( &toc == this ) return *this;
 
     m_mcn = toc.m_mcn;
 
     QList<K3b::Device::Track>::operator=( toc );
 
     return *this;
 }
 
 
 K3b::Msf K3b::Device::Toc::firstSector() const
 {
     return isEmpty() ? K3b::Msf() : first().firstSector();
 }
 
 
 K3b::Msf K3b::Device::Toc::lastSector() const
 {
     if( isEmpty() )
         return 0;
     // the last track's last sector should be the last sector of the entire cd
     return last().lastSector();
 }
 
 
 K3b::Msf K3b::Device::Toc::length() const
 {
     // +1 since the last sector is included
     return lastSector() - firstSector() + 1;
 }
 
 
 unsigned int K3b::Device::Toc::discId() const
 {
     // calculate cddb-id
     unsigned int id = 0;
     for( Toc::const_iterator it = constBegin(); it != constEnd(); ++it ) {
         unsigned int n = (*it).firstSector().lba() + 150;
         n /= 75;
         while( n > 0 ) {
             id += n % 10;
             n /= 10;
         }
     }
     unsigned int l = length().lba();
     if ( !empty() )
         l -= first().firstSector().lba();
     l /= 75;
     id = ( ( id % 0xff ) << 24 ) | ( l << 8 ) | count();
 
     return id;
 }
 
 
 K3b::Device::ContentsType K3b::Device::Toc::contentType() const
 {
     int audioCnt = 0, dataCnt = 0;
     for( Toc::const_iterator it = constBegin(); it != constEnd(); ++it ) {
         if( (*it).type() == K3b::Device::Track::TYPE_AUDIO )
             audioCnt++;
         else
             dataCnt++;
     }
 
     if( audioCnt + dataCnt == 0 )
         return K3b::Device::NONE;
     if( audioCnt == 0 )
         return K3b::Device::DATA;
     if( dataCnt == 0 )
         return K3b::Device::AUDIO;
     return K3b::Device::MIXED;
 }
 
 
 int K3b::Device::Toc::sessions() const
 {
     if( isEmpty() )
         return 0;
     else if( last().session() == 0 )
         return 1; // default if unknown
     else
         return last().session();
 }
 
 
 QByteArray K3b::Device::Toc::mcn() const
 {
     return m_mcn;
 }
 
 
 void K3b::Device::Toc::setMcn( const QByteArray& mcn )
 {
     m_mcn = mcn;
 }
 
 
 void K3b::Device::Toc::clear()
 {
     QList<Track>::clear();
     m_mcn.resize( 0 );
 }
 
 
 bool K3b::Device::Toc::operator==( const Toc& other ) const
 {
     return( QList<Track>::operator==( other ) );
 }
 
 
 bool K3b::Device::Toc::operator!=( const Toc& other ) const
 {
     return( QList<Track>::operator!=( other ) );
 }
 
 
 QDebug operator<<( QDebug s, const K3b::Device::Toc& toc )
 {
     s.nospace() << toc.count() << " in " << toc.sessions() << " sessions";
     int sessionN = 0;
     int trackN = 0;
     for( K3b::Device::Toc::const_iterator it = toc.constBegin(); it != toc.constEnd(); ++it ) {
         ++trackN;
         if( sessionN != it->session() ) {
             sessionN = it->session();
             s.nospace() << "Session Number " << sessionN;
         }
         s.nospace() << "  Track " << trackN << *it;
     }
     return s;
 }