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Added some error checking to TSList class. Various other cleanup.

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This commit is contained in:
mlong 2021-01-29 22:37:36 -06:00
parent 46f9ceb386
commit 2af907d1b7
9 changed files with 97 additions and 39 deletions
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36
src/diskfiles/dos33/catalogsector.cxx
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@ -5,15 +5,31 @@ CatalogSector::CatalogSector(Sector *data)
{
m_data = data;
m_next.track = m_data->rawData()[0x01];
m_next.sector = m_data->rawData()[0x02];
m_next = TSPair(0,0);
TSPair next(m_data->rawData()[0x01],m_data->rawData()[0x02]);
if (next.isValid())
{
next.dump();
qDebug("Next track sector is valid.");
m_next = next;
}
else
{
qWarning() << "Track sector is invalid! Not adding to catalog.";
m_next.dump();
}
//m_next.setTrack(m_data->rawData()[0x01]);
//m_next.setSector(m_data->rawData()[0x02]);
for (int idx = 0; idx<7; idx++)
{
FileDescriptiveEntry fde = makeFDE(idx*0x23+0x0B);
if (fde.firstTSListSector != TSPair(0,0)) {
if (fde.firstTSListSector() != TSPair(0,0)) {
m_fdes.append(fde);
}
else { qWarning("fde.firstTSListSector() is 0,0"); }
}
}
@ -21,7 +37,7 @@ void CatalogSector::dumpFDEs() {
for (int idx = 0; idx<7; idx++)
{
FileDescriptiveEntry fde = m_fdes[idx];
if (fde.firstTSListSector != TSPair(0,0)) {
if (fde.firstTSListSector() != TSPair(0,0)) {
qDebug() << "FDE #"<<idx;
fde.dump();
}
@ -31,8 +47,8 @@ void CatalogSector::dumpFDEs() {
FileDescriptiveEntry CatalogSector::makeFDE(int offset)
{
FileDescriptiveEntry fde;
fde.firstTSListSector.track = m_data->rawData()[offset + 0x00];
fde.firstTSListSector.sector = m_data->rawData()[offset + 0x01];
fde.firstTSListSector().setTrack(m_data->rawData()[offset + 0x00]);
fde.firstTSListSector().setSector(m_data->rawData()[offset + 0x01]);
fde.fileTypeAndFlags = m_data->rawData()[offset + 0x02];
fde.lengthInSectors = makeWord( m_data->rawData()[offset + 0x21],
m_data->rawData()[offset + 0x22]);
@ -41,15 +57,15 @@ FileDescriptiveEntry CatalogSector::makeFDE(int offset)
fde.filename.append(m_data->rawData()[idx+offset]);
}
if (fde.firstTSListSector.track == 0xFF)
if (fde.firstTSListSector().track() == 0xFF)
{
//TODO: Double check this stuff. applevision.dsk is a good example.
qDebug() << "File" << fde.filename.printable() << "is deleted";
fde.deleted = true;
qDebug() << fde.filename;
fde.firstTSListSector.track = m_data->rawData()[offset + 0x20];
qDebug() << " New track: " << (quint8) fde.firstTSListSector.track;
qDebug() << " Sector: " << fde.firstTSListSector.sector;
fde.firstTSListSector().setTrack(m_data->rawData()[offset + 0x20]);
qDebug() << " New track: " << (quint8) fde.firstTSListSector().track();
qDebug() << " Sector: " << fde.firstTSListSector().sector();
}
return fde;

4
src/diskfiles/dos33/diskfile.cxx
View File

@ -56,6 +56,7 @@ bool DiskFile::read(QString filename)
char buffer[256];
if (qds.readRawData(buffer,256) == 256)
{
qDebug() << "Track " << track << " Sector " << sector;
Sector sec;
sec.setTrackSector(track,sector);
sec.setData(QByteArray(buffer,256));
@ -110,7 +111,8 @@ GenericFile *DiskFile::getFile(FileDescriptiveEntry fde)
}
else
{
TrackSectorList tsl = getSector(fde.firstTSListSector).promoteToTrackSectorList();
TrackSectorList tsl = getSector(fde.firstTSListSector()).promoteToTrackSectorList();
QByteArray data = getDataFromTrackSectorList(tsl);
if (fde.fileType() == "A")

2
src/diskfiles/dos33/diskfile.h
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@ -21,7 +21,7 @@ public:
bool read(QString filename);
Sector &getSector(TSPair ts) { return getSector(ts.track, ts.sector); }
Sector &getSector(TSPair ts) { return getSector(ts.track(), ts.sector()); }
Sector &getSector(int track, int sector) {
return m_contents[track][sector];

23
src/diskfiles/dos33/filedescriptiveentry.h
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@ -6,7 +6,6 @@
#include "applestring.h"
struct FileDescriptiveEntry {
TSPair firstTSListSector;
int fileTypeAndFlags;
AppleString filename;
quint16 lengthInSectors;
@ -36,8 +35,9 @@ struct FileDescriptiveEntry {
bool isLocked() { return (fileTypeAndFlags & DOSIsLocked); }
void dump() {
qDebug() << "First TS List Sector: Track: " << QString("%1").arg(firstTSListSector.track,2,16,QChar('0')).toUpper()
<< " Sector: " << QString("%1").arg(firstTSListSector.sector,2,16,QChar('0')).toUpper();
qDebug() << "First TS List Sector: Track: " << QString("%1").arg(firstTSListSector().track(),2,16,QChar('0')).toUpper()
<< " Sector: " << QString("%1").arg(firstTSListSector().sector(),2,16,QChar('0')).toUpper();
qDebug() << "File Type and Flags: " << QString::number((quint8)fileTypeAndFlags) << "(" << fileType() << "," << (isLocked()?"Locked":"Unlocked") << ")";
qDebug() << "Filename: " << filename.printable();
qDebug() << "Length in Sectors: " << lengthInSectors;
@ -50,6 +50,23 @@ struct FileDescriptiveEntry {
.arg(filename.printable().trimmed());
qDebug() << output;
}
void setFirstTSListSector(TSPair ts)
{
if (ts.isValid())
{
m_firstTSListSector = ts;
}
else
{
m_firstTSListSector = TSPair(0,0);
}
}
TSPair &firstTSListSector() { return m_firstTSListSector; }
private:
TSPair m_firstTSListSector;
};
#endif // FILEDESCRIPTIVEENTRY_H

8
src/diskfiles/dos33/tracksectorlist.cxx
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@ -6,11 +6,11 @@ TrackSectorList::TrackSectorList(Sector *data)
{
m_data = data;
m_next_tslist.track = m_data->rawData()[0x01];
m_next_tslist.sector = m_data->rawData()[0x02];
m_next_tslist.setTrack(m_data->rawData()[0x01]);
m_next_tslist.setSector(m_data->rawData()[0x02]);
m_sector_offset.track = m_data->rawData()[0x05];
m_sector_offset.sector = m_data->rawData()[0x06];
m_sector_offset.setTrack(m_data->rawData()[0x05]);
m_sector_offset.setSector(m_data->rawData()[0x06]);
for (int idx = 0x0C; idx < 0xff; idx+=2)
{

8
src/diskfiles/dos33/vtoc.cxx
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@ -49,8 +49,8 @@ qint16 VTOC::bytesPerSector() {
}
bool VTOC::isSectorInUse(TSPair ts) {
quint8 track = ts.track;
quint8 sec = ts.sector;
quint8 track = ts.track();
quint8 sec = ts.sector();
quint8 baseaddr = (track * 4) + 0x38;
//quint16 word = (((quint16) m_data->rawData()[baseaddr]) *256) + (quint8) m_data->rawData()[baseaddr+1];
@ -71,8 +71,8 @@ void VTOC::dump()
}
*/
qDebug() << "Dumping VTOC Track " << m_data->track() << "Sector " << m_data->sector() << " ...";
qDebug() << " Track number of first catalog sector: " << QString::number(firstCatalogSector().track);
qDebug() << " Sector number of first catalog sector: " << QString::number(firstCatalogSector().sector);
qDebug() << " Track number of first catalog sector: " << QString::number(firstCatalogSector().track());
qDebug() << " Sector number of first catalog sector: " << QString::number(firstCatalogSector().sector());
qDebug() << " Release number of DOS used to INIT disk: " << QString::number(dosVersion());
qDebug() << " Disk Volume Number: " << QString::number(volumeNumber());
qDebug() << " Max track/sector pairs that fit in t/s list sector (122=256): " << QString::number(maxTSPairs());

14
src/ui/diskexplorer/DiskExplorerMapWidget.cpp
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@ -303,11 +303,11 @@ void DiskExplorerMapWidget::mapDiskToButtons()
foreach(FileDescriptiveEntry fde, cs.getFDEs())
{
Sector *s = &(m_disk->getSector(fde.firstTSListSector));
Sector *s = &(m_disk->getSector(fde.firstTSListSector()));
TrackSectorList tsl(s);
int tsltr = fde.firstTSListSector.track;
int tslse = fde.firstTSListSector.sector;
int tsltr = fde.firstTSListSector().track();
int tslse = fde.firstTSListSector().sector();
int tslcount = 0;
while (tsltr != 0)
@ -325,8 +325,8 @@ void DiskExplorerMapWidget::mapDiskToButtons()
int sectorcount = 0;
foreach(TSPair tsp, tsl.getDataTSPairs())
{
int se = tsp.sector;
int tr = tsp.track;
int se = tsp.sector();
int tr = tsp.track();
QString description = QString("Sector #%1.%2 of %3")
.arg(tslcount)
@ -350,8 +350,8 @@ void DiskExplorerMapWidget::mapDiskToButtons()
// fde.dump();
idx++;
}
tsltr = tsl.getNextTSList().track;
tslse = tsl.getNextTSList().sector;
tsltr = tsl.getNextTSList().track();
tslse = tsl.getNextTSList().sector();
tsl = m_disk->getSector(tsl.getNextTSList()).promoteToTrackSectorList();
}
}

3
src/ui/viewers/disassemblerviewer.cpp
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@ -111,7 +111,6 @@ void DisassemblerViewer::setFile(RelocatableFile *file) {
setWindowTitle(title);
quint16 address = file->address() + 6 ; // Handle offset for relocatable metadata
m_mem.addFile(m_file->data(), address);
QList<quint16> addresses = m_bfm->entryPoints()->getEntryPointAddresses();
@ -154,8 +153,8 @@ QStringList DisassemblerViewer::getDisassemblyStrings() {
void DisassemblerViewer::disassemble(QList<quint16> entryPoints) {
Disassembler dis(m_mem.values());
int length = m_file->length();
qDebug() << "DV: from: << " << m_file->address() << " to " << length;
int end = m_file->address()+length;
if (end > 0xffff) { end = 0xffff; }

38
src/util/util.h
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@ -23,7 +23,7 @@ typedef enum {
typedef enum {
Inverse = 0x00, // 0x00 -- 0x3F
Flash = 0x01, // 0x40 -- 0x7F
NormalLow = 0x02, // 0x80 -- 0xBF
NormalLow = 0x02, // 0x80 -- 0xBF
NormalHigh = 0x04 // 0xC0 -- 0xFF
} TextAttribute;
@ -39,13 +39,34 @@ typedef enum {
} TextSet;
struct TSPair {
TSPair() { track = sector = 0; }
TSPair(quint8 trackval, quint8 secval) { track=trackval; sector = secval; }
quint8 track;
quint8 sector;
TSPair() { m_track = m_sector = 0; }
TSPair(quint8 trackval, quint8 secval) { m_track=trackval; m_sector = secval; }
void setTrack(quint8 tracknum)
{
// Q_ASSERT(tracknum < 35);
if (tracknum > 34 && tracknum != 0xff) { qWarning("Setting a track with value %d (> 34 and not 256).",tracknum); }
m_track = tracknum;
}
void setSector(quint8 secnum)
{
//Q_ASSERT(secnum < 16);
if (secnum > 15 && m_track != 0xff) { qWarning("Setting a sector with value %d (> 15) on track %d.",secnum, m_track); }
m_sector = secnum;
}
bool isValid()
{
auto retval= (m_track != 0xff && m_track < 35) && m_sector < 16;
// qDebug() << "TSPair " << track() << "," << sector() << " is " << (retval?"":"not ") << "valid";
return retval; }
quint8 track() const { return m_track; }
quint8 sector() const { return m_sector; }
bool operator==(const TSPair &other) {
if (other.track == track && other.sector == sector) return true;
if (other.track() == track() && other.sector() == sector()) return true;
return false;
}
@ -53,7 +74,10 @@ struct TSPair {
return !(operator==(other));
}
void dump() { qDebug() << "TSPair: track: " << track << " sector: " << sector; }
void dump() const { qDebug() << "TSPair: track: " << track() << " sector: " << sector(); }
private:
quint8 m_track;
quint8 m_sector;
};
inline QString uint8ToHex(quint8 val) {