public ReaderDirectory(IsoContext context, ReaderDirEntry dirEntry)
: base(context, dirEntry)
{
byte[] buffer = new byte[context.SectorSize];
Stream extent = new ExtentStream(_context.DataStream, dirEntry.Record.LocationOfExtent, uint.MaxValue, 0, 0, context.SectorSize);
_records = new List <ReaderDirEntry>();
uint totalLength = dirEntry.Record.DataLength;
uint totalRead = 0;
while (totalRead < totalLength)
{
int bytesRead = (int)Math.Min(buffer.Length, totalLength - totalRead);
extent.Seek(24, SeekOrigin.Current);
StreamUtilities.ReadExact(extent, buffer, 0, bytesRead);
totalRead += (uint)bytesRead;
uint pos = 0;
while (pos < bytesRead && buffer[pos] != 0)
{
DirectoryRecord dr;
uint length = (uint)DirectoryRecord.ReadFrom(buffer, (int)pos, context.VolumeDescriptor.CharacterEncoding, out dr);
if (!IsoUtilities.IsSpecialDirectory(dr))
{
ReaderDirEntry childDirEntry = new ReaderDirEntry(_context, dr);
if (context.SuspDetected && !string.IsNullOrEmpty(context.RockRidgeIdentifier))
{
if (childDirEntry.SuspRecords == null || !childDirEntry.SuspRecords.HasEntry(context.RockRidgeIdentifier, "RE"))
{
_records.Add(childDirEntry);
}
}
else
{
_records.Add(childDirEntry);
}
}
else if (dr.FileIdentifier == "\0")
{
Self = new ReaderDirEntry(_context, dr);
}
pos += length;
}
}
}