protected virtual void HandlePacket(Packets.Packet packet) { PacketReceivedEventArgs args = new PacketReceivedEventArgs(packet); OnPacketReceived?.BeginInvoke(this, args, PacketReceivedCallback, args); }
private void ProcessNetwork() { try { using (NetworkStream ns = new NetworkStream(Socket)) { using (MinecraftStream ms = new MinecraftStream(ns)) { _readerStream = ms; while (!CancellationToken.IsCancellationRequested) { Packets.Packet packet = null; int packetId; byte[] packetData; if (!CompressionEnabled) { int length = ms.ReadVarInt(); int packetIdLength; packetId = ms.ReadVarInt(out packetIdLength); if (length - packetIdLength > 0) { /*packetData = new byte[length - packetIdLength]; * int read = 0; * while (read < packetData.Length) * { * read += ms.Read(packetData, read, packetData.Length - read); * * if (CancellationToken.IsCancellationRequested) throw new OperationCanceledException(); * }*/ packetData = ms.Read(length - packetIdLength); } else { packetData = new byte[0]; } } else { int packetLength = ms.ReadVarInt(); int br; int dataLength = ms.ReadVarInt(out br); int readMore; if (dataLength == 0) { packetId = ms.ReadVarInt(out readMore); packetData = ms.Read(packetLength - (br + readMore)); } else { byte[] data = ms.Read(packetLength - br); byte[] decompressed; DecompressData(data, out decompressed); using (MemoryStream b = new MemoryStream(decompressed)) { using (MinecraftStream a = new MinecraftStream(b)) { int l; packetId = a.ReadVarInt(out l); packetData = a.Read(dataLength - l); } } } } packet = MCPacketFactory.GetPacket(ConnectionState, packetId); if (packet == null) { Log.Warn($"Unhandled package! 0x{packetId.ToString("x2")}"); continue; } packet.Decode(new MinecraftStream(new MemoryStream(packetData))); HandlePacket(packet); } } } } catch (Exception ex) { Log.Warn("OH NO", ex); if (ex is OperationCanceledException) { return; } if (ex is EndOfStreamException) { return; } if (ex is IOException) { return; } Log.Error("An unhandled exception occured while processing network!", ex); } finally { Disconnected(false); } }