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Add support for CD drives (and things that pretend to be) that don't support READ CD but support SCSI READ(x) commands.

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This commit is contained in:
Natalia Portillo
2018-06-19 22:17:20 +01:00
parent 8978315a88
commit aec8ae2620
1 changed files with 103 additions and 5 deletions
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108
DiscImageChef.Core/Devices/Dumping/CompactDisc.cs
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@@ -97,6 +97,7 @@ namespace DiscImageChef.Core.Devices.Dumping
DateTime start;
DateTime end;
bool readcd;
bool read6 = false, read10 = false, read12 = false, read16 = false;
bool sense = false;
const uint SECTOR_SIZE = 2352;
FullTOC.CDFullTOC? toc = null;
@@ -274,9 +275,31 @@ namespace DiscImageChef.Core.Devices.Dumping
if(!readcd)
{
dumpLog.WriteLine("Cannot read from disc, not continuing...");
DicConsole.ErrorWriteLine("Cannot read from disc, not continuing...");
return;
dumpLog.WriteLine("Drive does not support READ CD, trying SCSI READ commands...");
DicConsole.ErrorWriteLine("Drive does not support READ CD, trying SCSI READ commands...");
dumpLog.WriteLine("Checking if drive supports READ(6)...");
DicConsole.WriteLine("Checking if drive supports READ(6)...");
read6 = !dev.Read6(out readBuffer, out senseBuf, 0, 2048, 1, dev.Timeout, out _);
dumpLog.WriteLine("Checking if drive supports READ(10)...");
DicConsole.WriteLine("Checking if drive supports READ(10)...");
read10 = !dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, 0, 2048, 0, 1,
dev.Timeout, out _);
dumpLog.WriteLine("Checking if drive supports READ(12)...");
DicConsole.WriteLine("Checking if drive supports READ(12)...");
read12 = !dev.Read12(out readBuffer, out senseBuf, 0, false, true, false, false, 0, 2048, 0,
1, false, dev.Timeout, out _);
dumpLog.WriteLine("Checking if drive supports READ(16)...");
DicConsole.WriteLine("Checking if drive supports READ(16)...");
read16 = !dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, 0, 2048, 0, 1, false,
dev.Timeout, out _);
if(!read6 && !read10 && !read12 && !read16)
{
dumpLog.WriteLine("Cannot read from disc, not continuing...");
DicConsole.ErrorWriteLine("Cannot read from disc, not continuing...");
return;
}
}
dumpLog.WriteLine("Drive can only read without subchannel...");
@@ -522,6 +545,12 @@ namespace DiscImageChef.Core.Devices.Dumping
{
if(tracks[t].TrackType == TrackType.Audio) continue;
if(!readcd)
{
tracks[t].TrackType = TrackType.CdMode1;
continue;
}
dumpLog.WriteLine("Checking mode for track {0}...", tracks[t].TrackSequence);
DicConsole.WriteLine("Checking mode for track {0}...", tracks[t].TrackSequence);
@@ -556,7 +585,7 @@ namespace DiscImageChef.Core.Devices.Dumping
}
// Check if something prevents from dumping the Lead-in
if(dumpLeadIn)
if(dumpLeadIn && readcd)
{
if(dev.PlatformId == PlatformID.FreeBSD)
{
@@ -592,7 +621,7 @@ namespace DiscImageChef.Core.Devices.Dumping
throw new InvalidOperationException("Could not process resume file, not continuing...");
// Try to read the Lead-in
if(dumpLeadIn)
if(dumpLeadIn && readcd)
{
DicConsole.WriteLine("Trying to read Lead-In...");
bool gotLeadIn = false;
@@ -658,6 +687,29 @@ namespace DiscImageChef.Core.Devices.Dumping
true, MmcErrorField.None, supportedSubchannel, dev.Timeout, out _);
if(dev.Error || sense) blocksToRead /= 2;
}
else if(read16)
{
sense = dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, 0, blockSize, 0, blocksToRead, false,
dev.Timeout, out _);
if(dev.Error || sense) blocksToRead /= 2;
}
else if(read12)
{
sense = dev.Read12(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, blocksToRead, false,
dev.Timeout, out _);
if(dev.Error || sense) 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 _);
if(dev.Error || sense) blocksToRead /= 2;
}
else if(read6)
{
sense = dev.Read6(out readBuffer, out senseBuf, 0, blockSize, (byte)blocksToRead, dev.Timeout, out _);
if(dev.Error || sense) blocksToRead /= 2;
}
if(!dev.Error || blocksToRead == 1) break;
}
@@ -822,6 +874,29 @@ namespace DiscImageChef.Core.Devices.Dumping
true, MmcErrorField.None, supportedSubchannel, 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);
if(dev.Error || sense) blocksToRead /= 2;
}
else if(read12)
{
sense = dev.Read12(out readBuffer, out senseBuf, 0, false, true, false, false, (uint)i, blockSize, 0, blocksToRead, false,
dev.Timeout, out cmdDuration);
if(dev.Error || sense) blocksToRead /= 2;
}
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);
if(dev.Error || sense) blocksToRead /= 2;
}
else if(read6)
{
sense = dev.Read6(out readBuffer, out senseBuf, (uint)i, blockSize, (byte)blocksToRead, dev.Timeout, out cmdDuration);
if(dev.Error || sense) blocksToRead /= 2;
}
if(!sense && !dev.Error)
{
@@ -925,6 +1000,29 @@ namespace DiscImageChef.Core.Devices.Dumping
out double cmdDuration);
totalDuration += cmdDuration;
}
else if(read16)
{
sense = dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, badSector, blockSize, 0, blocksToRead, false,
dev.Timeout, out double cmdDuration);
if(dev.Error || sense) blocksToRead /= 2;
}
else if(read12)
{
sense = dev.Read12(out readBuffer, out senseBuf, 0, false, true, false, false, (uint)badSector, blockSize, 0, blocksToRead, false,
dev.Timeout, out double cmdDuration);
if(dev.Error || sense) blocksToRead /= 2;
}
else if(read10)
{
sense = dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, (uint)badSector, blockSize, 0, (ushort)blocksToRead,
dev.Timeout, out double cmdDuration);
if(dev.Error || sense) blocksToRead /= 2;
}
else if(read6)
{
sense = dev.Read6(out readBuffer, out senseBuf, (uint)badSector, blockSize, (byte)blocksToRead, dev.Timeout, out double cmdDuration);
if(dev.Error || sense) blocksToRead /= 2;
}
if(sense || dev.Error) continue;