public RawClusterStream(INtfsContext context, CookedDataRuns cookedRuns, bool isMft)
{
_context = context;
_cookedRuns = cookedRuns;
_isMft = isMft;
_fsStream = _context.RawStream;
_bytesPerCluster = context.BiosParameterBlock.BytesPerCluster;
}
public NonResidentDataBuffer(INtfsContext context, CookedDataRuns cookedRuns, bool isMft)
{
_context = context;
_cookedRuns = cookedRuns;
_rawStream = new RawClusterStream(_context, _cookedRuns, isMft);
_activeStream = _rawStream;
_bytesPerCluster = _context.BiosParameterBlock.BytesPerCluster;
_ioBuffer = new byte[_bytesPerCluster];
}
private static CookedDataRuns CookRuns(NtfsAttribute attribute)
{
CookedDataRuns result = new CookedDataRuns();
foreach (NonResidentAttributeRecord record in attribute.Records)
{
if (record.StartVcn != result.NextVirtualCluster)
{
throw new IOException("Invalid NTFS attribute - non-contiguous data runs");
}
result.Append(record.DataRuns, record);
}
return(result);
}