2021-01-22 21:45:10 +00:00
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#include "diskfile.h"
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#include <QFile>
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#include <QDataStream>
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#include <QFileInfo>
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#include <QDebug>
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#include <QDir>
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#include "tracksectorlist.h"
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#include "applesoftfile.h"
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#include "binaryfile.h"
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#include "IntBasicFile.h"
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#include "relocatablefile.h"
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#include "textfile.h"
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DiskFile::DiskFile(QString filename)
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{
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if (!filename.isEmpty())
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{
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read(filename);
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}
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}
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DiskFile::~DiskFile()
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{
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foreach (GenericFile *file, m_files)
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{
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delete file;
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}
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}
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bool DiskFile::read(QString filename)
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{
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m_fullImageName = filename;
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m_imageName = QFileInfo(filename).fileName();
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if (m_imageName.toUpper().contains(".D13"))
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{
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m_sectors_per_track = 13;
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}
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else
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{
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m_sectors_per_track = 16;
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}
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QFile infile(filename);
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QCryptographicHash hash(QCryptographicHash::Md5);
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if (infile.open(QIODevice::ReadOnly))
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{
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QByteArray contents = infile.readAll();
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QDataStream qds(contents);
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for (int track = 0; track < 35; track++)
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{
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for (int sector = 0; sector < m_sectors_per_track; sector++)
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{
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char buffer[256];
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if (qds.readRawData(buffer,256) == 256)
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{
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Sector sec;
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sec.setTrackSector(track,sector);
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sec.setData(QByteArray(buffer,256));
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m_contents[track][sector] = sec;
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}
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else
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{
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qDebug() << "Invalid sector read!";
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return false;
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}
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}
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}
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hash.addData(contents);
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m_hash = hash.result();
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qDebug() << "Hash: " << m_hash;
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return true;
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}
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else
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qDebug() << "Could not open file " << filename;
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return false;
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}
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VTOC DiskFile::getVTOC()
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{
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return getSector(17,0).promoteToVTOC();
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}
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QList<CatalogSector> DiskFile::getCatalogSectors()
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{
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QList<CatalogSector> retval;
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VTOC vtoc = getVTOC();
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TSPair ts = vtoc.firstCatalogSector();
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CatalogSector cs = getSector(ts).promoteToCatalogSector();
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retval.append(cs);
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while (cs.nextCatalogSector() != TSPair(0,0)) {
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ts = cs.nextCatalogSector();
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cs = getSector(ts).promoteToCatalogSector();
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retval.append(cs);
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}
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return retval;
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}
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GenericFile *DiskFile::getFile(FileDescriptiveEntry fde)
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{
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GenericFile *retval = 0;
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if (m_files.contains(fde))
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{
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retval = m_files[fde];
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}
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else
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{
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TrackSectorList tsl = getSector(fde.firstTSListSector).promoteToTrackSectorList();
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QByteArray data = getDataFromTrackSectorList(tsl);
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if (fde.fileType() == "A")
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{
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retval = new ApplesoftFile(data);
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}
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else if (fde.fileType() == "B")
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{
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retval = new BinaryFile(data);
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}
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else if (fde.fileType() == "R")
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{
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retval = new RelocatableFile(data);
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}
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else if ((fde.fileType() == "T"))
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{
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retval = new TextFile(data);
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}
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else if ((fde.fileType() == "I"))
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{
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retval = new IntBasicFile(data);
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}
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else
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{
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retval = new GenericFile(data);
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}
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m_files[fde] = retval;
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}
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if (retval) { retval->setDiskFile(this); }
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return retval;
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}
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QByteArray DiskFile::getDataFromTrackSectorList(TrackSectorList tsl)
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{
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QByteArray retval;
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foreach(TSPair pair, tsl.getDataTSPairs())
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{
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Sector sec = getSector(pair);
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retval.append(sec.rawData());
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}
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if (tsl.getNextTSList() != TSPair(0,0)) {
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TrackSectorList nextTsl = getSector(tsl.getNextTSList()).promoteToTrackSectorList();
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retval.append(getDataFromTrackSectorList(nextTsl));
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}
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return retval;
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}
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QList<FileDescriptiveEntry> DiskFile::getAllFDEs() {
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QList<FileDescriptiveEntry> retval;
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QList<CatalogSector> sectors = getCatalogSectors();
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foreach (CatalogSector cs, sectors)
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{
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QList<FileDescriptiveEntry> fdes = cs.getFDEs();
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retval.append(fdes);
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}
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return retval;
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}
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QString DiskFile::getMetaDataPath() const {
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QString path = QString("%1.metadata/").arg(getFullDiskImageName());
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QDir dir(path);
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dir.mkpath(".");
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return path;
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}
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