Refactor: Move common reading code to separate class.

This commit is contained in:
2017-05-30 02:00:55 +01:00
parent d011caaaa9
commit 07b9f9787f
9 changed files with 1284 additions and 1244 deletions

View File

@@ -74,15 +74,8 @@ namespace DiscImageChef.Core.Devices.Dumping
byte[] cmdBuf;
bool sense;
ulong blocks = 0;
uint blockSize = 512;
ushort currentProfile = 0x0001;
Decoders.ATA.AtaErrorRegistersCHS errorChs;
Decoders.ATA.AtaErrorRegistersLBA28 errorLba;
Decoders.ATA.AtaErrorRegistersLBA48 errorLba48;
bool lbaMode = false;
byte heads = 0, sectors = 0;
ushort cylinders = 0;
uint timeout = 5;
double duration;
@@ -155,192 +148,6 @@ namespace DiscImageChef.Core.Devices.Dumping
sidecar.BlockMedia[0].ATA.Identify.Checksums = Checksum.GetChecksums(cmdBuf).ToArray();
DataFile.WriteTo("ATA Dump", sidecar.BlockMedia[0].ATA.Identify.Image, cmdBuf);
if(ataId.CurrentCylinders > 0 && ataId.CurrentHeads > 0 && ataId.CurrentSectorsPerTrack > 0)
{
cylinders = ataId.CurrentCylinders;
heads = (byte)ataId.CurrentHeads;
sectors = (byte)ataId.CurrentSectorsPerTrack;
blocks = (ulong)(cylinders * heads * sectors);
}
if((ataId.CurrentCylinders == 0 || ataId.CurrentHeads == 0 || ataId.CurrentSectorsPerTrack == 0) &&
(ataId.Cylinders > 0 && ataId.Heads > 0 && ataId.SectorsPerTrack > 0))
{
cylinders = ataId.Cylinders;
heads = (byte)ataId.Heads;
sectors = (byte)ataId.SectorsPerTrack;
blocks = (ulong)(cylinders * heads * sectors);
}
if(ataId.Capabilities.HasFlag(Decoders.ATA.Identify.CapabilitiesBit.LBASupport))
{
blocks = ataId.LBASectors;
lbaMode = true;
}
if(ataId.CommandSet2.HasFlag(Decoders.ATA.Identify.CommandSetBit2.LBA48))
{
blocks = ataId.LBA48Sectors;
lbaMode = true;
}
uint physicalsectorsize = blockSize;
if((ataId.PhysLogSectorSize & 0x8000) == 0x0000 &&
(ataId.PhysLogSectorSize & 0x4000) == 0x4000)
{
if((ataId.PhysLogSectorSize & 0x1000) == 0x1000)
{
if(ataId.LogicalSectorWords <= 255 || ataId.LogicalAlignment == 0xFFFF)
blockSize = 512;
else
blockSize = ataId.LogicalSectorWords * 2;
}
else
blockSize = 512;
if((ataId.PhysLogSectorSize & 0x2000) == 0x2000)
{
#pragma warning disable IDE0004 // Cast is necessary, otherwise incorrect value is created
physicalsectorsize = blockSize * (uint)Math.Pow(2, (double)(ataId.PhysLogSectorSize & 0xF));
#pragma warning restore IDE0004 // Cast is necessary, otherwise incorrect value is created
}
else
physicalsectorsize = blockSize;
}
else
{
blockSize = 512;
physicalsectorsize = 512;
}
bool ReadLba = false;
bool ReadRetryLba = false;
bool ReadDmaLba = false;
bool ReadDmaRetryLba = false;
bool ReadLba48 = false;
bool ReadDmaLba48 = false;
bool Read = false;
bool ReadRetry = false;
bool ReadDma = false;
bool ReadDmaRetry = false;
sense = dev.Read(out cmdBuf, out errorChs, false, 0, 0, 1, 1, timeout, out duration);
Read = (!sense && (errorChs.status & 0x27) == 0 && errorChs.error == 0 && cmdBuf.Length > 0);
sense = dev.Read(out cmdBuf, out errorChs, true, 0, 0, 1, 1, timeout, out duration);
ReadRetry = (!sense && (errorChs.status & 0x27) == 0 && errorChs.error == 0 && cmdBuf.Length > 0);
sense = dev.ReadDma(out cmdBuf, out errorChs, false, 0, 0, 1, 1, timeout, out duration);
ReadDma = (!sense && (errorChs.status & 0x27) == 0 && errorChs.error == 0 && cmdBuf.Length > 0);
sense = dev.ReadDma(out cmdBuf, out errorChs, true, 0, 0, 1, 1, timeout, out duration);
ReadDmaRetry = (!sense && (errorChs.status & 0x27) == 0 && errorChs.error == 0 && cmdBuf.Length > 0);
sense = dev.Read(out cmdBuf, out errorLba, false, 0, 1, timeout, out duration);
ReadLba = (!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
sense = dev.Read(out cmdBuf, out errorLba, true, 0, 1, timeout, out duration);
ReadRetryLba = (!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
sense = dev.ReadDma(out cmdBuf, out errorLba, false, 0, 1, timeout, out duration);
ReadDmaLba = (!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
sense = dev.ReadDma(out cmdBuf, out errorLba, true, 0, 1, timeout, out duration);
ReadDmaRetryLba = (!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
sense = dev.Read(out cmdBuf, out errorLba48, 0, 1, timeout, out duration);
ReadLba48 = (!sense && (errorLba48.status & 0x27) == 0 && errorLba48.error == 0 && cmdBuf.Length > 0);
sense = dev.ReadDma(out cmdBuf, out errorLba48, 0, 1, timeout, out duration);
ReadDmaLba48 = (!sense && (errorLba48.status & 0x27) == 0 && errorLba48.error == 0 && cmdBuf.Length > 0);
if(!lbaMode)
{
if(blocks > 0xFFFFFFF && !ReadLba48 && !ReadDmaLba48)
{
DicConsole.ErrorWriteLine("Device needs 48-bit LBA commands but I can't issue them... Aborting.");
return;
}
if(!ReadLba && !ReadRetryLba && !ReadDmaLba && !ReadDmaRetryLba)
{
DicConsole.ErrorWriteLine("Device needs 28-bit LBA commands but I can't issue them... Aborting.");
return;
}
}
else
{
if(!Read && !ReadRetry && !ReadDma && !ReadDmaRetry)
{
DicConsole.ErrorWriteLine("Device needs CHS commands but I can't issue them... Aborting.");
return;
}
}
if(ReadDmaLba48)
DicConsole.WriteLine("Using ATA READ DMA EXT command.");
else if(ReadLba48)
DicConsole.WriteLine("Using ATA READ EXT command.");
else if(ReadDmaRetryLba)
DicConsole.WriteLine("Using ATA READ DMA command with retries (LBA).");
else if(ReadDmaLba)
DicConsole.WriteLine("Using ATA READ DMA command (LBA).");
else if(ReadRetryLba)
DicConsole.WriteLine("Using ATA READ command with retries (LBA).");
else if(ReadLba)
DicConsole.WriteLine("Using ATA READ command (LBA).");
else if(ReadDmaRetry)
DicConsole.WriteLine("Using ATA READ DMA command with retries (CHS).");
else if(ReadDma)
DicConsole.WriteLine("Using ATA READ DMA command (CHS).");
else if(ReadRetry)
DicConsole.WriteLine("Using ATA READ command with retries (CHS).");
else if(Read)
DicConsole.WriteLine("Using ATA READ command (CHS).");
uint blocksToRead = 64;
bool error = true;
while(lbaMode)
{
if(ReadDmaLba48)
{
sense = dev.ReadDma(out cmdBuf, out errorLba48, 0, (byte)blocksToRead, timeout, out duration);
error = !(!sense && (errorLba48.status & 0x27) == 0 && errorLba48.error == 0 && cmdBuf.Length > 0);
}
else if(ReadLba48)
{
sense = dev.Read(out cmdBuf, out errorLba48, 0, (byte)blocksToRead, timeout, out duration);
error = !(!sense && (errorLba48.status & 0x27) == 0 && errorLba48.error == 0 && cmdBuf.Length > 0);
}
else if(ReadDmaRetryLba)
{
sense = dev.ReadDma(out cmdBuf, out errorLba, true, 0, (byte)blocksToRead, timeout, out duration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
}
else if(ReadDmaLba)
{
sense = dev.ReadDma(out cmdBuf, out errorLba, false, 0, (byte)blocksToRead, timeout, out duration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
}
else if(ReadRetryLba)
{
sense = dev.Read(out cmdBuf, out errorLba, true, 0, (byte)blocksToRead, timeout, out duration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
}
else if(ReadLba)
{
sense = dev.Read(out cmdBuf, out errorLba, false, 0, (byte)blocksToRead, timeout, out duration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
}
if(error)
blocksToRead /= 2;
if(!error || blocksToRead == 1)
break;
}
if(error && lbaMode)
{
DicConsole.ErrorWriteLine("Device error {0} trying to guess ideal transfer length.", dev.LastError);
return;
}
DateTime start;
DateTime end;
double totalDuration = 0;
@@ -359,7 +166,30 @@ namespace DiscImageChef.Core.Devices.Dumping
DataFile dumpFile;
if(lbaMode)
// Initializate reader
Reader ataReader = new Reader(dev, timeout, cmdBuf);
// Fill reader blocks
ulong blocks = ataReader.GetDeviceBlocks();
// Check block sizes
if(ataReader.GetBlockSize())
{
DicConsole.ErrorWriteLine(ataReader.ErrorMessage);
return;
}
uint blockSize = ataReader.LogicalBlockSize;
uint physicalsectorsize = ataReader.PhysicalBlockSize;
// Check how many blocks to read, if error show and return
if(ataReader.GetBlocksToRead())
{
DicConsole.ErrorWriteLine(ataReader.ErrorMessage);
return;
}
uint blocksToRead = ataReader.BlocksToRead;
ushort cylinders = ataReader.Cylinders;
byte heads = ataReader.Heads;
byte sectors = ataReader.Sectors;
if(ataReader.IsLBA)
{
DicConsole.WriteLine("Reading {0} sectors at a time.", blocksToRead);
@@ -373,8 +203,6 @@ namespace DiscImageChef.Core.Devices.Dumping
if(aborted)
break;
double cmdDuration = 0;
if((blocks - i) < blocksToRead)
blocksToRead = (byte)(blocks - i);
@@ -387,73 +215,28 @@ namespace DiscImageChef.Core.Devices.Dumping
DicConsole.Write("\rReading sector {0} of {1} ({2:F3} MiB/sec.)", i, blocks, currentSpeed);
error = true;
byte status = 0, errorByte = 0;
if(ReadDmaLba48)
{
sense = dev.ReadDma(out cmdBuf, out errorLba48, i, (byte)blocksToRead, timeout, out cmdDuration);
error = !(!sense && (errorLba48.status & 0x27) == 0 && errorLba48.error == 0 && cmdBuf.Length > 0);
status = errorLba48.status;
errorByte = errorLba48.error;
}
else if(ReadLba48)
{
sense = dev.Read(out cmdBuf, out errorLba48, i, (byte)blocksToRead, timeout, out cmdDuration);
error = !(!sense && (errorLba48.status & 0x27) == 0 && errorLba48.error == 0 && cmdBuf.Length > 0);
status = errorLba48.status;
errorByte = errorLba48.error;
}
else if(ReadDmaRetryLba)
{
sense = dev.ReadDma(out cmdBuf, out errorLba, true, (uint)i, (byte)blocksToRead, timeout, out cmdDuration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
status = errorLba.status;
errorByte = errorLba.error;
}
else if(ReadDmaLba)
{
sense = dev.ReadDma(out cmdBuf, out errorLba, false, (uint)i, (byte)blocksToRead, timeout, out cmdDuration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
status = errorLba.status;
errorByte = errorLba.error;
}
else if(ReadRetryLba)
{
sense = dev.Read(out cmdBuf, out errorLba, true, (uint)i, (byte)blocksToRead, timeout, out cmdDuration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
status = errorLba.status;
errorByte = errorLba.error;
}
else if(ReadLba)
{
sense = dev.Read(out cmdBuf, out errorLba, false, (uint)i, (byte)blocksToRead, timeout, out cmdDuration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
status = errorLba.status;
errorByte = errorLba.error;
}
bool error = ataReader.ReadBlocks(out cmdBuf, i, blocksToRead, out duration);
if(!error)
{
mhddLog.Write(i, cmdDuration);
mhddLog.Write(i, duration);
ibgLog.Write(i, currentSpeed * 1024);
dumpFile.Write(cmdBuf);
}
else
{
DicConsole.DebugWriteLine("Media-Scan", "ATA ERROR: {0} STATUS: {1}", errorByte, status);
unreadableSectors.Add(i);
if(cmdDuration < 500)
if(duration < 500)
mhddLog.Write(i, 65535);
else
mhddLog.Write(i, cmdDuration);
mhddLog.Write(i, duration);
ibgLog.Write(i, 0);
dumpFile.Write(new byte[blockSize * blocksToRead]);
}
#pragma warning disable IDE0004 // Cast is necessary, otherwise incorrect value is created
currentSpeed = ((double)blockSize * blocksToRead / (double)1048576) / (cmdDuration / (double)1000);
currentSpeed = ((double)blockSize * blocksToRead / (double)1048576) / (duration / (double)1000);
#pragma warning restore IDE0004 // Cast is necessary, otherwise incorrect value is created
GC.Collect();
}
@@ -490,42 +273,11 @@ namespace DiscImageChef.Core.Devices.Dumping
if(aborted)
break;
double cmdDuration = 0;
DicConsole.Write("\rRetrying sector {0}, pass {1}, {3}{2}", badSector, pass + 1, forward ? "forward" : "reverse", runningPersistent ? "recovering partial data, " : "");
if(ReadDmaLba48)
{
sense = dev.ReadDma(out cmdBuf, out errorLba48, badSector, 1, timeout, out cmdDuration);
error = !(!sense && (errorLba48.status & 0x27) == 0 && errorLba48.error == 0 && cmdBuf.Length > 0);
}
else if(ReadLba48)
{
sense = dev.Read(out cmdBuf, out errorLba48, badSector, 1, timeout, out cmdDuration);
error = !(!sense && (errorLba48.status & 0x27) == 0 && errorLba48.error == 0 && cmdBuf.Length > 0);
}
else if(ReadDmaRetryLba)
{
sense = dev.ReadDma(out cmdBuf, out errorLba, true, (uint)badSector, 1, timeout, out cmdDuration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
}
else if(ReadDmaLba)
{
sense = dev.ReadDma(out cmdBuf, out errorLba, false, (uint)badSector, 1, timeout, out cmdDuration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
}
else if(ReadRetryLba)
{
sense = dev.Read(out cmdBuf, out errorLba, true, (uint)badSector, 1, timeout, out cmdDuration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
}
else if(ReadLba)
{
sense = dev.Read(out cmdBuf, out errorLba, false, (uint)badSector, 1, timeout, out cmdDuration);
error = !(!sense && (errorLba.status & 0x27) == 0 && errorLba.error == 0 && cmdBuf.Length > 0);
}
bool error = ataReader.ReadBlock(out cmdBuf, badSector, out duration);
totalDuration += cmdDuration;
totalDuration += duration;
if(!error)
{
@@ -567,8 +319,6 @@ namespace DiscImageChef.Core.Devices.Dumping
if(aborted)
break;
double cmdDuration = 0;
#pragma warning disable RECS0018 // Comparison of floating point numbers with equality operator
if(currentSpeed > maxSpeed && currentSpeed != 0)
maxSpeed = currentSpeed;
@@ -578,61 +328,30 @@ namespace DiscImageChef.Core.Devices.Dumping
DicConsole.Write("\rReading cylinder {0} head {1} sector {2} ({3:F3} MiB/sec.)", Cy, Hd, Sc, currentSpeed);
error = true;
byte status = 0, errorByte = 0;
bool error = ataReader.ReadCHS(out cmdBuf, Cy, Hd, Sc, out duration);
if(ReadDmaRetry)
{
sense = dev.ReadDma(out cmdBuf, out errorChs, true, Cy, Hd, Sc, 1, timeout, out cmdDuration);
error = !(!sense && (errorChs.status & 0x27) == 0 && errorChs.error == 0 && cmdBuf.Length > 0);
status = errorChs.status;
errorByte = errorChs.error;
}
else if(ReadDma)
{
sense = dev.ReadDma(out cmdBuf, out errorChs, false, Cy, Hd, Sc, 1, timeout, out cmdDuration);
error = !(!sense && (errorChs.status & 0x27) == 0 && errorChs.error == 0 && cmdBuf.Length > 0);
status = errorChs.status;
errorByte = errorChs.error;
}
else if(ReadRetry)
{
sense = dev.Read(out cmdBuf, out errorChs, true, Cy, Hd, Sc, 1, timeout, out cmdDuration);
error = !(!sense && (errorChs.status & 0x27) == 0 && errorChs.error == 0 && cmdBuf.Length > 0);
status = errorChs.status;
errorByte = errorChs.error;
}
else if(Read)
{
sense = dev.Read(out cmdBuf, out errorChs, false, Cy, Hd, Sc, 1, timeout, out cmdDuration);
error = !(!sense && (errorChs.status & 0x27) == 0 && errorChs.error == 0 && cmdBuf.Length > 0);
status = errorChs.status;
errorByte = errorChs.error;
}
totalDuration += cmdDuration;
totalDuration += duration;
if(!error)
{
mhddLog.Write(currentBlock, cmdDuration);
mhddLog.Write(currentBlock, duration);
ibgLog.Write(currentBlock, currentSpeed * 1024);
dumpFile.Write(cmdBuf);
}
else
{
DicConsole.DebugWriteLine("Media-Scan", "ATA ERROR: {0} STATUS: {1}", errorByte, status);
unreadableSectors.Add(currentBlock);
if(cmdDuration < 500)
if(duration < 500)
mhddLog.Write(currentBlock, 65535);
else
mhddLog.Write(currentBlock, cmdDuration);
mhddLog.Write(currentBlock, duration);
ibgLog.Write(currentBlock, 0);
dumpFile.Write(new byte[blockSize]);
}
#pragma warning disable IDE0004 // Cast is necessary, otherwise incorrect value is created
currentSpeed = ((double)blockSize / (double)1048576) / (cmdDuration / (double)1000);
currentSpeed = ((double)blockSize / (double)1048576) / (duration / (double)1000);
#pragma warning disable IDE0004 // Cast is necessary, otherwise incorrect value is created
GC.Collect();

View File

@@ -144,6 +144,7 @@ namespace DiscImageChef.Core.Devices.Dumping
}
}
Reader scsiReader = null;
if(dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.DirectAccess ||
dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.MultiMediaDevice ||
dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.OCRWDevice ||
@@ -151,36 +152,13 @@ namespace DiscImageChef.Core.Devices.Dumping
dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.SimplifiedDevice ||
dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.WriteOnceDevice)
{
sense = dev.ReadCapacity(out cmdBuf, out senseBuf, dev.Timeout, out duration);
if(!sense)
scsiReader = new Reader(dev, dev.Timeout, null, dumpRaw);
blocks = scsiReader.GetDeviceBlocks();
blockSize = scsiReader.LogicalBlockSize;
if(scsiReader.FindReadCommand())
{
blocks = (ulong)((cmdBuf[0] << 24) + (cmdBuf[1] << 16) + (cmdBuf[2] << 8) + (cmdBuf[3]));
blockSize = (uint)((cmdBuf[5] << 24) + (cmdBuf[5] << 16) + (cmdBuf[6] << 8) + (cmdBuf[7]));
}
if(sense || blocks == 0xFFFFFFFF)
{
sense = dev.ReadCapacity16(out cmdBuf, out senseBuf, dev.Timeout, out duration);
if(sense && blocks == 0)
{
// Not all MMC devices support READ CAPACITY, as they have READ TOC
if(dev.SCSIType != Decoders.SCSI.PeripheralDeviceTypes.MultiMediaDevice)
{
DicConsole.ErrorWriteLine("Unable to get media capacity");
DicConsole.ErrorWriteLine("{0}", Decoders.SCSI.Sense.PrettifySense(senseBuf));
}
}
if(!sense)
{
byte[] temp = new byte[8];
Array.Copy(cmdBuf, 0, temp, 0, 8);
Array.Reverse(temp);
blocks = BitConverter.ToUInt64(temp, 0);
blockSize = (uint)((cmdBuf[5] << 24) + (cmdBuf[5] << 16) + (cmdBuf[6] << 8) + (cmdBuf[7]));
}
DicConsole.ErrorWriteLine("Unable to read medium.");
return;
}
if(blocks != 0 && blockSize != 0)
@@ -191,7 +169,7 @@ namespace DiscImageChef.Core.Devices.Dumping
}
logicalBlockSize = blockSize;
physicalBlockSize = blockSize;
physicalBlockSize = scsiReader.PhysicalBlockSize;
}
DateTime start;
@@ -1502,10 +1480,7 @@ namespace DiscImageChef.Core.Devices.Dumping
e.Cancel = aborted = true;
};
// TODO: Raw reading
bool read6 = false, read10 = false, read12 = false, read16 = false, readcd = false;
bool readLong10 = false, readLong16 = false, hldtstReadRaw = false, readLongDvd = false;
bool plextorReadRaw = false, syqReadLong6 = false, syqReadLong10 = false;
bool readcd = false;
#region CompactDisc dump
if(compactDisc)
@@ -1994,7 +1969,7 @@ namespace DiscImageChef.Core.Devices.Dumping
DicConsole.WriteLine("Real layer break: {0}", layerBreak);
DicConsole.WriteLine();
read12 = !dev.Read12(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, 1, false, dev.Timeout, out duration);
bool read12 = !dev.Read12(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, 1, false, dev.Timeout, out duration);
if(!read12)
{
DicConsole.ErrorWriteLine("Cannot read medium, aborting scan...");
@@ -2605,246 +2580,13 @@ namespace DiscImageChef.Core.Devices.Dumping
#endregion Xbox Game Disc
else
{
uint longBlockSize = blockSize;
bool rawAble = false;
uint longBlockSize = scsiReader.LongBlockSize;
if(dumpRaw)
{
bool testSense;
Decoders.SCSI.FixedSense? decSense;
if(dev.SCSIType != Decoders.SCSI.PeripheralDeviceTypes.MultiMediaDevice)
{
/*testSense = dev.ReadLong16(out readBuffer, out senseBuf, false, 0, 0xFFFF, dev.Timeout, out duration);
if (testSense && !dev.Error)
{
decSense = Decoders.SCSI.Sense.DecodeFixed(senseBuf);
if (decSense.HasValue)
{
if (decSense.Value.SenseKey == DiscImageChef.Decoders.SCSI.SenseKeys.IllegalRequest &&
decSense.Value.ASC == 0x24 && decSense.Value.ASCQ == 0x00)
{
rawAble = true;
if (decSense.Value.InformationValid && decSense.Value.ILI)
{
longBlockSize = 0xFFFF - (decSense.Value.Information & 0xFFFF);
readLong16 = !dev.ReadLong16(out readBuffer, out senseBuf, false, 0, longBlockSize, dev.Timeout, out duration);
}
}
}
}*/
testSense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, 0, 0xFFFF, dev.Timeout, out duration);
if(testSense && !dev.Error)
{
decSense = Decoders.SCSI.Sense.DecodeFixed(senseBuf);
if(decSense.HasValue)
{
if(decSense.Value.SenseKey == Decoders.SCSI.SenseKeys.IllegalRequest &&
decSense.Value.ASC == 0x24 && decSense.Value.ASCQ == 0x00)
{
rawAble = true;
if(decSense.Value.InformationValid && decSense.Value.ILI)
{
longBlockSize = 0xFFFF - (decSense.Value.Information & 0xFFFF);
readLong10 = !dev.ReadLong10(out readBuffer, out senseBuf, false, false, 0, (ushort)longBlockSize, dev.Timeout, out duration);
}
}
}
}
if(rawAble && longBlockSize == blockSize)
{
if(blockSize == 512)
{
// Long sector sizes for 512-byte magneto-opticals
foreach(ushort testSize in new[] { 600, 610, 630 })
{
testSense = dev.ReadLong16(out readBuffer, out senseBuf, false, 0, testSize, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong16 = true;
longBlockSize = testSize;
rawAble = true;
break;
}
testSense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, 0, testSize, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong10 = true;
longBlockSize = testSize;
rawAble = true;
break;
}
}
}
else if(blockSize == 1024)
{
testSense = dev.ReadLong16(out readBuffer, out senseBuf, false, 0, 1200, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong16 = true;
longBlockSize = 1200;
rawAble = true;
}
else
{
testSense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, 0, 1200, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong10 = true;
longBlockSize = 1200;
rawAble = true;
}
}
}
else if(blockSize == 2048)
{
testSense = dev.ReadLong16(out readBuffer, out senseBuf, false, 0, 2380, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong16 = true;
longBlockSize = 2380;
rawAble = true;
}
else
{
testSense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, 0, 2380, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong10 = true;
longBlockSize = 2380;
rawAble = true;
}
}
}
else if(blockSize == 4096)
{
testSense = dev.ReadLong16(out readBuffer, out senseBuf, false, 0, 4760, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong16 = true;
longBlockSize = 4760;
rawAble = true;
}
else
{
testSense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, 0, 4760, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong10 = true;
longBlockSize = 4760;
rawAble = true;
}
}
}
else if(blockSize == 8192)
{
testSense = dev.ReadLong16(out readBuffer, out senseBuf, false, 0, 9424, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong16 = true;
longBlockSize = 9424;
rawAble = true;
}
else
{
testSense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, 0, 9424, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLong10 = true;
longBlockSize = 9424;
rawAble = true;
}
}
}
}
if(!rawAble && dev.Manufacturer == "SYQUEST")
{
testSense = dev.SyQuestReadLong10(out readBuffer, out senseBuf, 0, 0xFFFF, dev.Timeout, out duration);
if(testSense)
{
decSense = Decoders.SCSI.Sense.DecodeFixed(senseBuf);
if(decSense.HasValue)
{
if(decSense.Value.SenseKey == Decoders.SCSI.SenseKeys.IllegalRequest &&
decSense.Value.ASC == 0x24 && decSense.Value.ASCQ == 0x00)
{
rawAble = true;
if(decSense.Value.InformationValid && decSense.Value.ILI)
{
longBlockSize = 0xFFFF - (decSense.Value.Information & 0xFFFF);
syqReadLong10 = !dev.SyQuestReadLong10(out readBuffer, out senseBuf, 0, longBlockSize, dev.Timeout, out duration);
}
}
else
{
testSense = dev.SyQuestReadLong6(out readBuffer, out senseBuf, 0, 0xFFFF, dev.Timeout, out duration);
if(testSense)
{
decSense = Decoders.SCSI.Sense.DecodeFixed(senseBuf);
if(decSense.HasValue)
{
if(decSense.Value.SenseKey == Decoders.SCSI.SenseKeys.IllegalRequest &&
decSense.Value.ASC == 0x24 && decSense.Value.ASCQ == 0x00)
{
rawAble = true;
if(decSense.Value.InformationValid && decSense.Value.ILI)
{
longBlockSize = 0xFFFF - (decSense.Value.Information & 0xFFFF);
syqReadLong6 = !dev.SyQuestReadLong6(out readBuffer, out senseBuf, 0, longBlockSize, dev.Timeout, out duration);
}
}
}
}
}
}
}
if(!rawAble && blockSize == 256)
{
testSense = dev.SyQuestReadLong6(out readBuffer, out senseBuf, 0, 262, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
syqReadLong6 = true;
longBlockSize = 262;
rawAble = true;
}
}
}
}
else
{
if(dev.Manufacturer == "HL-DT-ST")
hldtstReadRaw = !dev.HlDtStReadRawDvd(out readBuffer, out senseBuf, 0, 1, dev.Timeout, out duration);
if(dev.Manufacturer == "PLEXTOR")
hldtstReadRaw = !dev.PlextorReadRawDvd(out readBuffer, out senseBuf, 0, 1, dev.Timeout, out duration);
if(hldtstReadRaw || plextorReadRaw)
{
rawAble = true;
longBlockSize = 2064;
}
// READ LONG (10) for some DVD drives
if(!rawAble && dev.Manufacturer == "MATSHITA")
{
testSense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, 0, 37856, dev.Timeout, out duration);
if(!testSense && !dev.Error)
{
readLongDvd = true;
longBlockSize = 37856;
rawAble = true;
}
}
}
if(blockSize == longBlockSize)
{
if(!rawAble)
if(!scsiReader.CanReadRaw)
{
DicConsole.ErrorWriteLine("Device doesn't seem capable of reading raw data from media.");
}
@@ -2865,22 +2607,8 @@ namespace DiscImageChef.Core.Devices.Dumping
}
else
{
if(readLong16)
DicConsole.WriteLine("Using SCSI READ LONG (16) command.");
else if(readLong10 || readLongDvd)
DicConsole.WriteLine("Using SCSI READ LONG (10) command.");
else if(syqReadLong10)
DicConsole.WriteLine("Using SyQuest READ LONG (10) command.");
else if(syqReadLong6)
DicConsole.WriteLine("Using SyQuest READ LONG (6) command.");
else if(hldtstReadRaw)
DicConsole.WriteLine("Using HL-DT-ST raw DVD reading.");
else if(plextorReadRaw)
DicConsole.WriteLine("Using Plextor raw DVD reading.");
else
throw new AccessViolationException("Should not arrive here");
if(readLongDvd) // Only a block will be read, but it contains 16 sectors and command expect sector number not block number
if(longBlockSize == 37856) // Only a block will be read, but it contains 16 sectors and command expect sector number not block number
blocksToRead = 16;
else
blocksToRead = 1;
@@ -2889,87 +2617,8 @@ namespace DiscImageChef.Core.Devices.Dumping
physicalBlockSize = longBlockSize;
blockSize = longBlockSize;
}
}
if(!dumpRaw)
{
read6 = !dev.Read6(out readBuffer, out senseBuf, 0, blockSize, dev.Timeout, out duration);
read10 = !dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, 1, dev.Timeout, out duration);
read12 = !dev.Read12(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, 1, false, dev.Timeout, out duration);
read16 = !dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, 0, blockSize, 0, 1, false, dev.Timeout, out duration);
if(!read6 && !read10 && !read12 && !read16)
{
DicConsole.ErrorWriteLine("Cannot read medium, aborting scan...");
return;
}
if(read6 && !read10 && !read12 && !read16 && blocks > (0x001FFFFF + 1))
{
DicConsole.ErrorWriteLine("Device only supports SCSI READ (6) but has more than {0} blocks ({1} blocks total)", 0x001FFFFF + 1, blocks);
return;
}
#pragma warning disable IDE0004 // Remove Unnecessary Cast
if(!read16 && blocks > ((long)0xFFFFFFFF + (long)1))
#pragma warning restore IDE0004 // Remove Unnecessary Cast
{
#pragma warning disable IDE0004 // Remove Unnecessary Cast
DicConsole.ErrorWriteLine("Device only supports SCSI READ (10) but has more than {0} blocks ({1} blocks total)", (long)0xFFFFFFFF + (long)1, blocks);
#pragma warning restore IDE0004 // Remove Unnecessary Cast
return;
}
if(read16)
DicConsole.WriteLine("Using SCSI READ (16) command.");
else if(read12)
DicConsole.WriteLine("Using SCSI READ (12) command.");
else if(read10)
DicConsole.WriteLine("Using SCSI READ (10) command.");
else if(read6)
DicConsole.WriteLine("Using SCSI READ (6) command.");
while(true)
{
if(read16)
{
sense = dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, 0, blockSize, 0, blocksToRead, false, dev.Timeout, out duration);
if(dev.Error)
blocksToRead /= 2;
}
else if(read12)
{
sense = dev.Read12(out readBuffer, out senseBuf, 0, false, false, false, false, 0, blockSize, 0, blocksToRead, false, dev.Timeout, out duration);
if(dev.Error)
blocksToRead /= 2;
}
else if(read10)
{
sense = dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, (ushort)blocksToRead, dev.Timeout, out duration);
if(dev.Error)
blocksToRead /= 2;
}
else if(read6)
{
sense = dev.Read6(out readBuffer, out senseBuf, 0, blockSize, (byte)blocksToRead, dev.Timeout, out duration);
if(dev.Error)
blocksToRead /= 2;
}
if(!dev.Error || blocksToRead == 1)
break;
}
if(dev.Error)
{
DicConsole.ErrorWriteLine("Device error {0} trying to guess ideal transfer length.", dev.LastError);
return;
}
}
DicConsole.WriteLine("Reading {0} sectors at a time.", blocksToRead);
mhddLog = new MHDDLog(outputPrefix + ".mhddlog.bin", dev, blocks, blockSize, blocksToRead);
@@ -2999,56 +2648,8 @@ namespace DiscImageChef.Core.Devices.Dumping
DicConsole.Write("\rReading sector {0} of {1} ({2:F3} MiB/sec.)", i, blocks, currentSpeed);
if(readLong16)
{
sense = dev.ReadLong16(out readBuffer, out senseBuf, false, i, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(readLong10 || readLongDvd)
{
sense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, (uint)i, (ushort)blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(syqReadLong10)
{
sense = dev.SyQuestReadLong10(out readBuffer, out senseBuf, (uint)i, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(syqReadLong6)
{
sense = dev.SyQuestReadLong6(out readBuffer, out senseBuf, (uint)i, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(hldtstReadRaw)
{
sense = dev.HlDtStReadRawDvd(out readBuffer, out senseBuf, (uint)i, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(plextorReadRaw)
{
sense = dev.PlextorReadRawDvd(out readBuffer, out senseBuf, (uint)i, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(read16)
{
sense = dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, i, blockSize, 0, blocksToRead, false, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(read12)
{
sense = dev.Read12(out readBuffer, out senseBuf, 0, false, false, false, false, (uint)i, blockSize, 0, blocksToRead, false, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(read10)
{
sense = dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, (uint)i, blockSize, 0, (ushort)blocksToRead, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(read6)
{
sense = dev.Read6(out readBuffer, out senseBuf, (uint)i, blockSize, (byte)blocksToRead, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
sense = scsiReader.ReadBlocks(out readBuffer, i, blocksToRead, out cmdDuration);
totalDuration += cmdDuration;
if(!sense && !dev.Error)
{
@@ -3069,7 +2670,6 @@ namespace DiscImageChef.Core.Devices.Dumping
errored += blocksToRead;
unreadableSectors.Add(i);
DicConsole.DebugWriteLine("Dump-Media", "READ error:\n{0}", Decoders.SCSI.Sense.PrettifySense(senseBuf));
if(cmdDuration < 500)
mhddLog.Write(i, 65535);
else
@@ -3119,56 +2719,8 @@ namespace DiscImageChef.Core.Devices.Dumping
DicConsole.Write("\rRetrying sector {0}, pass {1}, {3}{2}", badSector, pass + 1, forward ? "forward" : "reverse", runningPersistent ? "recovering partial data, " : "");
if(readLong16)
{
sense = dev.ReadLong16(out readBuffer, out senseBuf, false, badSector, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(readLong10)
{
sense = dev.ReadLong10(out readBuffer, out senseBuf, false, false, (uint)badSector, (ushort)blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(syqReadLong10)
{
sense = dev.SyQuestReadLong10(out readBuffer, out senseBuf, (uint)badSector, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(syqReadLong6)
{
sense = dev.SyQuestReadLong6(out readBuffer, out senseBuf, (uint)badSector, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(hldtstReadRaw)
{
sense = dev.HlDtStReadRawDvd(out readBuffer, out senseBuf, (uint)badSector, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(plextorReadRaw)
{
sense = dev.PlextorReadRawDvd(out readBuffer, out senseBuf, (uint)badSector, blockSize, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(read16)
{
sense = dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, badSector, blockSize, 0, 1, false, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(read12)
{
sense = dev.Read12(out readBuffer, out senseBuf, 0, false, false, false, false, (uint)badSector, blockSize, 0, 1, false, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(read10)
{
sense = dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, (uint)badSector, blockSize, 0, 1, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
else if(read6)
{
sense = dev.Read6(out readBuffer, out senseBuf, (uint)badSector, blockSize, 1, dev.Timeout, out cmdDuration);
totalDuration += cmdDuration;
}
sense = scsiReader.ReadBlock(out readBuffer, badSector, out cmdDuration);
totalDuration += cmdDuration;
if(!sense && !dev.Error)
{