public int CompareTo(object obj)
{
if (obj is XDvdFsDirectoryStructure)
{
XDvdFsDirectoryStructure o = (XDvdFsDirectoryStructure)obj;
return(this.DirectoryName.CompareTo(o.DirectoryName));
}
throw new ArgumentException("object is not an XDvdFsDirectoryStructure");
}
public void Initialize(FileStream isoStream, long offset, bool isRawDump)
{
XDvdFsDirectoryStructure rootDir;
long rootDirectoryOffset;
byte[] DateTimeBytes;
this.VolumeBaseOffset = offset - XDvdFs.BASE_OFFSET_CORRECTION;
this.FormatDescription = XDvdFs.FORMAT_DESCRIPTION_STRING;
this.VolumeType = VolumeDataType.Data;
this.IsRawDump = isRawDump;
this.DirectoryStructureArray = new ArrayList();
this.RootDirectorySector = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(isoStream, offset + 0x14, 0x4), 0);
this.RootDirectorySize = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(isoStream, offset + 0x18, 0x4), 0);
DateTimeBytes = ParseFile.ParseSimpleOffset(isoStream, offset + 0x1C, 0x8);
this.ImageCreationTime = DateTime.FromFileTime(BitConverter.ToInt64(DateTimeBytes, 0));
// Build Tree from Root Directory
rootDirectoryOffset = this.VolumeBaseOffset + (this.RootDirectorySector * XDvdFs.SECTOR_SIZE);
rootDir = new XDvdFsDirectoryStructure(isoStream, isoStream.Name, this.ImageCreationTime, this.VolumeBaseOffset, rootDirectoryOffset, XDvdFs.SECTOR_SIZE, String.Empty, String.Empty, isRawDump, (int)XDvdFs.SECTOR_SIZE);
this.DirectoryStructureArray.Add(rootDir);
}
private void parseDirectoryRecord(
FileStream isoStream,
DateTime creationDateTime,
long baseOffset,
long recordOffset,
long logicalBlockSize,
string parentDirectory,
bool isRaw,
int nonRawSectorSize)
{
byte recordSize;
byte[] directoryRecordBytes;
XDvdFsDirectoryRecord tempDirectoryRecord;
XDvdFsDirectoryStructure tempDirectory;
XDvdFsFileStructure tempFile;
long directoryOffset;
try
{
// get the first record
recordSize = (byte)(0x0E + ParseFile.ParseSimpleOffset(isoStream, ((long)recordOffset + 0x0D), 1)[0]);
directoryRecordBytes = ParseFile.ParseSimpleOffset(isoStream, recordOffset, recordSize);
tempDirectoryRecord = new XDvdFsDirectoryRecord(directoryRecordBytes);
if (tempDirectoryRecord.EntryFlags == 0x10 ||
tempDirectoryRecord.EntryFlags == 0x90)
{
if (tempDirectoryRecord.EntrySize > 0)
{
directoryOffset = baseOffset + (long)((long)tempDirectoryRecord.StartingSector * (long)XDvdFs.SECTOR_SIZE);
tempDirectory = new XDvdFsDirectoryStructure(isoStream, isoStream.Name, creationDateTime, baseOffset, directoryOffset, logicalBlockSize, tempDirectoryRecord.EntryName, parentDirectory, isRaw, nonRawSectorSize);
this.SubDirectoryArray.Add(tempDirectory);
}
}
else
{
tempFile = new XDvdFsFileStructure(parentDirectory,
this.SourceFilePath,
tempDirectoryRecord.EntryName,
baseOffset + (long)((long)tempDirectoryRecord.StartingSector * (long)logicalBlockSize),
baseOffset,
tempDirectoryRecord.StartingSector,
tempDirectoryRecord.EntrySize,
creationDateTime,
isRaw,
nonRawSectorSize);
this.FileArray.Add(tempFile);
}
// Process Left SubTree
if (tempDirectoryRecord.OffsetToLeftSubTree != 0)
{
this.parseDirectoryRecord(isoStream, creationDateTime,
baseOffset, this.DirectoryRecordOffset + tempDirectoryRecord.OffsetToLeftSubTree,
logicalBlockSize, parentDirectory, isRaw, nonRawSectorSize);
}
// Process Right SubTree
if (tempDirectoryRecord.OffsetToRightSubTree != 0)
{
this.parseDirectoryRecord(isoStream, creationDateTime,
baseOffset, this.DirectoryRecordOffset + tempDirectoryRecord.OffsetToRightSubTree,
logicalBlockSize, parentDirectory, isRaw, nonRawSectorSize);
}
}
catch (Exception ex)
{
throw new FormatException(String.Format("Error processing XDVDFS directory record at 0x{0}", recordOffset.ToString("X8")), ex);
}
}
