Beispiel #1
0
	protected void setEncryption(SecretKey keystr, packet reader) throws NoSuchAlgorithmException, NoSuchPaddingException, InvalidKeyException, InvalidAlgorithmParameterException, IOException {
		IvParameterSpec ivr = new IvParameterSpec(keystr.getEncoded());
		Cipher cipher = Cipher.getInstance("AES/CFB8/NoPadding");
		cipher.init(Cipher.DECRYPT_MODE, keystr, ivr);
		cis = new CipherInputStream(sock.getInputStream(), cipher);
		Cipher cipher2 = Cipher.getInstance("AES/CFB8/NoPadding");
		cipher2.init(Cipher.ENCRYPT_MODE, keystr, ivr);
		cos = new CipherOutputStream(sock.getOutputStream(), cipher2);
		reader.setEncryptedStreams(cis, cos);
		cin = cis;
		cout = cos;
		reader.setEncrypted();
		sendmsg("�ncryption activated");
	}
Beispiel #2
0
	private void processpreloginpacket(int pid, int len, ByteBuffer buf) throws Exception {
		Event e = null;
		switch (pid) {
			case ConnectionResetPacket.ID2: {
				ConnectionResetEvent dcevent = new ConnectionResetPacket(buf, reader).Read();
				sendmsg("�erver closed connection. Reason:\n" + dcevent.getReason());
				communicationavailable = false;
			}
			break;

			case SetCompressionPacket.ID:
				SetCompressionPacket compack = new SetCompressionPacket(buf, reader);
				compack.Read();
				sendmsg("�ompression activated");
				reader.compression = true;
			break;

			case LoginSuccessPacket.ID:
				LoginSuccessEvent logse = new LoginSuccessPacket(buf, reader).Read();
				String uuid = logse.getUUID();
				String username = logse.getUsername();
				sendmsg("�eceived UUID: " + uuid);
				sendmsg("�eceived Nick: " + username);
				nowConnected();
				e = logse;
				encryptiondecided = true;
			break;

			case EncryptionRequestPacket.ID:
				// Maybe the server wants some encryption
				EncryptionRequestPacket encr = new EncryptionRequestPacket(buf, reader);
				try {
					encr.Read();
					encr.Write(bot);
					setEncryption(encr.getSecret(), reader);
				} catch (BufferUnderflowException e1) {
				}
			break;
		}
		if (e != null) {
			storage.pluginManager.invokeEvent(e, bot.getAllowedPlugins());
		}
	}
Beispiel #3
0
	private void processpacket(int pid, int len, ByteBuffer buf, packetStruct packet) throws Exception {
		Event e = null;
		switch (pid) {
		// default:
		// sendmsg("�Unhandled packet " + pid);
		// new Ignored_Packet(len, reader).Read();
		// break;
		/*
		 * case EntityStatusPacket.ID: e = new EntityStatusPacket(reader,
		 * buf).Read(); break;
		 */

			


			case SignUpdatePacket.ID:
				e = new SignUpdatePacket(buf, reader).Read();
			break;

			case TimeUpdatePacket.ID:
				new TimeUpdatePacket(buf, reader).Read();
			break;

			case UpdateHealthPacket.ID:
				UpdateHealthEvent upheal = new UpdateHealthPacket(reader, buf).Read();
				this.Health = upheal.getHealth();
				this.Food = upheal.getFood();
				this.Satur = upheal.getSaturation();
				bot.updateHealth(this.Health, this.Food, this.Satur);
			break;

			case PlayerPositionAndLookPacket.ID:
				PlayerPositionAndLookEvent ppal = new PlayerPositionAndLookPacket(reader, buf).Read();
				this.pos_x = (int) ppal.getX();
				this.pos_y = (int) ppal.getY();
				this.pos_z = (int) ppal.getZ();
				bot.updateposition(this.pos_x, this.pos_y, this.pos_z);
			break;

			case TabCompletePacket.ID:
				TabCompletePacket tabpack = new TabCompletePacket(reader, buf);
				TabCompleteEvent tabev = tabpack.Read();
				tabcomp.setNames(tabev.getNames());
				tabcomp.getNext();
				e = tabev;
			break;

			case KeepAlivePacket.ID:
				// Keep us alive
				KeepAlivePacket keepalivepack = new KeepAlivePacket(reader, buf);
				keepalivepack.Read();
				keepalivepack.Write();
			break;

			case JoinGamePacket.ID:
				// join game
				JoinGameEvent joingameevent = new JoinGamePacket(buf, reader).Read();
				if (joingameevent.getMaxPlayers() > 25 && joingameevent.getMaxPlayers() < 50) {
					// 2 Columns 20 rows
					settablesize(2, 20);
				} else if (joingameevent.getMaxPlayers() >= 50 && joingameevent.getMaxPlayers() < 70) {
					// 3 Columns 20 rows
					settablesize(3, 20);
				} else if (joingameevent.getMaxPlayers() >= 70) {
					// 4 Columns 20 rows
					settablesize(4, 20);
				} else {
					// 1 Columns 20 rows
					settablesize(1, 20);
				}
				e = joingameevent;
			break;

			case ChatPacket.ID:
				// Chat
				ChatEvent event = new ChatPacket(buf, reader).Read();
				if (!event.isIgnored()) {
					String msg = event.getFormatedMessage();
					sendChatMsg(msg);
					tryandsendlogin();
				}
				e = event;
			break;

			case SpawnPositionPacket.ID:
				new SpawnPositionPacket(buf, reader).Read();
			break;

			case RespawnPacket.ID:
				new RespawnPacket(buf, reader).Read();
			break;

			case PlayerListItemPacket.ID:
				PlayerListItemPacket playerlistitem = new PlayerListItemPacket(buf, reader);
				PlayerListEvent plevent = playerlistitem.Read(Tablist, Tablist_nicks);
				if (servePlayerList(plevent, Tablist, Tablist_nicks)) {
					this.refreshTablist();
				}
				e = plevent;
			break;

			case DisplayScoreBoardPacket.ID:
				// Scoreboard display
				new DisplayScoreBoardPacket(buf, reader).Read();
			break;

			case SetCompressionPacket.ID2:
				new SetCompressionPacket(buf, reader).Read();
				sendmsg("Compression activated");
				// compack.Write();
				reader.compression = true;
			break;

			case TeamPacket.ID:
				// Teams
				this.handleteam(new TeamPacket(buf, reader).Read());
			break;

			case PluginMessagePacket.ID:
			// Plugin message
			// PluginMessageEvent plmsge = new PluginMessagePacket(buf,
			// reader).Read();
			// e = plmsge;
			// sendmsg("Channel: " + plmsge.getChannel() + " Message: " +
			// plmsge.getMessageAsString());
			break;

			case ConnectionResetPacket.ID:
				ConnectionResetEvent dcevent = new ConnectionResetPacket(buf, reader).Read();
				sendmsg("�erver closed connection. (" + dcevent.getReason() + ")");
			break;
		}
		if (e != null) {
			storage.pluginManager.invokeEvent(e, bot.getAllowedPlugins());
		}
	}
Beispiel #4
0
	private void mainloop() {
		// Main loop
		try {
			sendmsg("�onnecting");
			if (protocolversion == 4 || protocolversion == 5) {
				this.maxpacketid = 0x40;
			} else if (protocolversion == 47) {
				this.maxpacketid = 0x49;
			}

			BotInitEvent botinitevent = new BotInitEvent(bot);
			storage.pluginManager.invokeEvent(botinitevent, bot.getAllowedPlugins());

			Tablist = new ArrayList<String>();
			Tablist_nicks = new HashMap<String, String>();
			playerTeams = new HashMap<String, String>();
			TeamsByNames = new HashMap<String, team_struct>();

			haslogged = false;
			encryptiondecided = false;
			sock = null;
			bot.seticon(ICONSTATE.CONNECTING);

			if (bot.useProxy()) {
				Proxy proxy = bot.getProxyAddress();
				if (proxy != null) {
					sock = new Socket(proxy);
					sock.connect(bot.getServerAddress());
				} else {
					bot.logmsg("�nvalid proxy");
					this.reconnect = false;
					return;
				}
			} else {
				sock = new Socket(bot.serverip, bot.serverport);
			}
			cin = sock.getInputStream();
			cout = sock.getOutputStream();
			reader = new packet(bot, cin, cout);
			reader.ProtocolVersion = protocolversion;
			// definepackets(reader);
			storage.changemenuitems();
			// First, we must send HandShake and hope for good response
			new HandShakePacket(reader).Write(bot.serverip, bot.serverport);
			new LoginStartPacket(reader).Write(bot.username);
			connecttime = System.currentTimeMillis() / 1000;
			// Init routine
			communicationavailable = true;
			int pid;
			int len = 0;
			boolean connectedicon = true;
			// Connection established, time to create AntiAFK
			this.afkter = new AntiAFK(this);
			this.afkter.start();
			// The loop
			while (communicationavailable) {
				packetStruct packet = reader.readNexter();
				if (packet == null) {
					continue;
				}
				len = packet.packetLength;
				pid = packet.packetID;
				int datalen = packet.dataLength;
				// TODO: Debug part
				// System.out.println("PID: " + Integer.toHexString(pid) +
				// " LEN: " + len);
				if (pid > maxpacketid) {
					sendmsg("Received packet id " + pid + " (Length: " + len + ",Compression: " + reader.compression + ", Encryption: " + reader.isEncrypted() + ")");
					sendmsg("�alformed communication");
					break;
				}
				if (connectedicon) {
					bot.seticon(ICONSTATE.CONNECTED);
				}
				PacketReceiveEvent packevent = new PacketReceiveEvent(bot, packet, !encryptiondecided);
				storage.pluginManager.invokeEvent(packevent, bot.getAllowedPlugins());
				if (packevent.isCancelled()) {
					continue;
				}
				if (datalen > 0) {
					ByteBuffer buf = packet.generateBuffer();
					if (encryptiondecided) {
						processpacket(pid, datalen, buf, packet);
					} else {
						processpreloginpacket(pid, datalen, buf);
					}
				}
			}
		} catch (UnknownHostException e) {
			sendmsg("�o such host is known.");
		} catch (SerialException e) {
		} catch (IllegalArgumentException e) {
			if (!storage.reportthis(e)) {
				sendmsg("�ata stream error happened. Error log written into main tab. Please report this.");
				e.printStackTrace();
			}
		} catch (NullPointerException e) {
			if (!storage.reportthis(e)) {
				sendmsg("�trange error happened. Please report this.");
				e.printStackTrace();
			}
		} catch (SocketException e) {
		} catch (IOException e) {
			if (!storage.reportthis(e)) {
				e.printStackTrace();
			}
		} catch (RuntimeException e) {
			if (!storage.reportthis(e)) {
				sendmsg("�rror happened. Error log written into main tab. Please report this.");
				e.printStackTrace();
			}
		} catch (Exception e) {
			if (!storage.reportthis(e)) {
				sendmsg("�rror happened. Error log written into main tab. Please report this.");
				e.printStackTrace();
			}
		}
	}
Beispiel #5
0
	/**
	 * Sends packet to server, if available
	 * @param packet
	 * @throws IOException
	 */
	public void sendIfAvailable(packetStruct packet) throws IOException {
		reader.Send(packet);
	}