private void ParseTree(XISODirectory parent, long baseOffset, long entryOffset)
{
var entry = ReadEntry(baseOffset, entryOffset);
if ((entry.attribs & 0x10) == 0x10)
{
var dir = ParseDirectory(parent, entry.name, _partitionOffset + entry.sector * SectorLength, 0);
parent.AddDir(dir);
_allDirectories.Add(dir);
}
else
{
var file = new XISOFile(entry.name, parent, stream, _partitionOffset + entry.sector * SectorLength, entry.length, baseOffset + entryOffset);
_allFiles.Add(file);
parent.AddFile(file);
}
if (entry.left != 0)
{
ParseTree(parent, baseOffset, entry.left * 4);
}
if (entry.right != 0)
{
ParseTree(parent, baseOffset, entry.right * 4);
}
}
private void ParseISO()
{
_partitionOffset = -1;
foreach (long offset in Offsets)
{
stream.Position = offset + 32 * SectorLength;
if (stream.ReadASCIINullTerminated(20) == "MICROSOFT*XBOX*MEDIA")
{
_partitionOffset = offset;
break;
}
}
if (_partitionOffset == -1)
{
throw new InvalidDataException("File is not Xbox Media (couldn't find magic)");
}
_rootSector = stream.ReadUInt32LE();
_rootSize = stream.ReadUInt32LE();
_rootOffset = _partitionOffset + (_rootSector * SectorLength);
_allFiles = new List <XISOFile>();
_allDirectories = new List <XISODirectory>();
root = ParseDirectory(null, ROOT_DIR, _rootOffset, 0);
}
private XISODirectory ParseDirectory(XISODirectory parent, string name, long baseOffset, long entryOffset)
{
XISODirectory ret = new XISODirectory(parent, name, baseOffset + entryOffset);
ParseTree(ret, baseOffset, entryOffset);
return(ret);
}
