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Add resume when tape is below 32-bit integer maximum.

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Natalia Portillo
2019-05-01 17:46:56 +01:00
parent f5c1648e27
commit 99d320259c
1 changed files with 57 additions and 0 deletions
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57
DiscImageChef.Core/Devices/Dumping/SSC.cs
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@@ -462,6 +462,63 @@ namespace DiscImageChef.Core.Devices.Dumping
}
}
}
else
{
sense = dev.Locate(out senseBuf, (uint)resume.NextBlock, dev.Timeout, out _);
if(!sense)
{
sense = dev.ReadPosition(out cmdBuf, out senseBuf, dev.Timeout, out _);
if(sense)
{
if(!force)
{
dumpLog.WriteLine("Could not check current position, unable to resume. If you want to continue use force.");
StoppingErrorMessage?.Invoke("Could not check current position, unable to resume. If you want to continue use force.");
}
else
{
dumpLog.WriteLine("Could not check current position, unable to resume. Dumping from the start.");
ErrorMessage?.Invoke("Could not check current position, unable to resume. Dumping from the start.");
rewind = true;
}
}
else
{
ulong position = Swapping.Swap(BitConverter.ToUInt32(cmdBuf, 4));
if(position != resume.NextBlock)
{
if(!force)
{
dumpLog.WriteLine("Current position is not as expected, unable to resume. If you want to continue use force.");
StoppingErrorMessage?.Invoke("Current position is not as expected, unable to resume. If you want to continue use force.");
}
else
{
dumpLog.WriteLine("Current position is not as expected, unable to resume. Dumping from the start.");
ErrorMessage?.Invoke("Current position is not as expected, unable to resume. Dumping from the start.");
rewind = true;
}
}
}
}
else
{
if(!force)
{
dumpLog.WriteLine("Cannot reposition tape, unable to resume. If you want to continue use force.");
StoppingErrorMessage?.Invoke("Cannot reposition tape, unable to resume. If you want to continue use force.");
}
else
{
dumpLog.WriteLine("Cannot reposition tape, unable to resume. Dumping from the start.");
ErrorMessage?.Invoke("Cannot reposition tape, unable to resume. Dumping from the start.");
rewind = true;
}
}
}
}
if(rewind)