public override void readPacketData(DataInputStream datainputstream)
{
xPosition = datainputstream.readInt();
yPosition = datainputstream.readShort();
zPosition = datainputstream.readInt();
xSize = datainputstream.read() + 1;
ySize = datainputstream.read() + 1;
zSize = datainputstream.read() + 1;
chunkSize = datainputstream.readInt();
var abyte0 = new byte[chunkSize];
datainputstream.readFully(abyte0);
chunk = new byte[(xSize * ySize * zSize * 5) / 2];
var inflater = new Inflater();
inflater.setInput(abyte0);
try
{
inflater.inflate(chunk);
}
catch (DataFormatException dataformatexception)
{
throw new IOException("Bad compressed data format");
}
finally
{
inflater.end();
}
}
public NbtNode Read(int x, int z)
{
lock (this)
{
MoveToHeaderPosition(x, z);
var index = _filePointer.ReadInt32();
if (index == 0)
{
return(null); // Not yet generated
}
int usedSectors = index & 0xFF;
int sectorOffset = index >> 8;
_filePointer.Seek(sectorOffset * 4096, SeekOrigin.Begin);
int chunkLength = _filePointer.ReadInt32();
if (chunkLength == -1)
{
return(null); // Not yet generated
}
byte compressionMode = _filePointer.ReadByte();
MemoryStream decompressStream;
if (compressionMode == 0)
{
}
if (compressionMode == 1)
{
byte[] buffer = new byte[chunkLength];
_filePointer.Read(buffer, 0, buffer.Length);
buffer = Decompress(buffer);
decompressStream = new MemoryStream(buffer);
}
else
{
byte[] buffer = new byte[chunkLength];
_filePointer.Read(buffer, 0, buffer.Length);
var def = new Inflater();
decompressStream = new MemoryStream();
def.setInput(buffer);
int i = 0;
buffer = new byte[1024 * 1024];
try
{
while (!def.finished() && (i = def.inflate(buffer)) > 0)
{
decompressStream.Write(buffer, 0, i);
}
}
catch
{
return(null);
}
decompressStream.Seek(0, SeekOrigin.Begin);
}
return(new NbtReader().ReadNbtFile(decompressStream));
}
}
