Exemplo n.º 1
0
  // Called from the main thread only
  private void syncedSendPacket(Packet packet, MCCraftPacket[] packetWrappers) {
    int packetId = -1;
    try {
      packetId = packet.b();
    } catch (Exception e) {
      return;
    }

    try {
      if (!PacketListeners.canSend(getPlayer(), packet, packetWrappers, packetId)) {
        return;
      } else {
        if (packet instanceof Packet51MapChunk) {
          Packet51MapChunk chunk = (Packet51MapChunk) packet;
          if (chunk.buffer == null) {
            ChunkCompressionThread.sendPacket(player, packet);
            return;
          }
        }
        super.sendPacket(packet);
      }
    } catch (NullPointerException npe) {
      if (packet != null) {
        throw new RuntimeException(
            "Null pointer exception thrown when trying to process packet of type "
                + packet.getClass().getName(),
            npe);
      } else {
        throw npe;
      }
    }
  }
Exemplo n.º 2
0
 protected void a(ChannelHandlerContext var1, Packet var2) throws Exception {
   if (k.isOpen()) {
     try {
       var2.handle(m);
     } catch (class_ko var4) {;
     }
   }
 }
Exemplo n.º 3
0
  public static RecordedPacket read(DataInputStream datainputstream, boolean flag)
      throws IOException {
    RecordedPacket rp = new RecordedPacket();
    rp.delta = datainputstream.readLong();
    rp.packet = (Packet.a(datainputstream, flag));

    return rp;
  }
Exemplo n.º 4
0
  @Override
  public boolean add(Packet packet) {
    if (packet.k() == 51) {
      IPacket51 packet51 = InternalAccessor.Instance.newPacket51();
      packet51.setPacket(packet);
      Calculations.Obfuscate(packet51, this.player);
    }

    return super.add(packet);
  }
Exemplo n.º 5
0
  public static List a(DataInputStream datainputstream) {
    ArrayList arraylist = null;

    for (byte b0 = datainputstream.readByte(); b0 != 127; b0 = datainputstream.readByte()) {
      if (arraylist == null) {
        arraylist = new ArrayList();
      }

      int i = (b0 & 224) >> 5;
      int j = b0 & 31;
      WatchableObject watchableobject = null;

      switch (i) {
        case 0:
          watchableobject = new WatchableObject(i, j, Byte.valueOf(datainputstream.readByte()));
          break;

        case 1:
          watchableobject = new WatchableObject(i, j, Short.valueOf(datainputstream.readShort()));
          break;

        case 2:
          watchableobject = new WatchableObject(i, j, Integer.valueOf(datainputstream.readInt()));
          break;

        case 3:
          watchableobject = new WatchableObject(i, j, Float.valueOf(datainputstream.readFloat()));
          break;

        case 4:
          watchableobject = new WatchableObject(i, j, Packet.a(datainputstream, 64));
          break;

        case 5:
          short short1 = datainputstream.readShort();
          byte b1 = datainputstream.readByte();
          short short2 = datainputstream.readShort();

          watchableobject = new WatchableObject(i, j, new ItemStack(short1, b1, short2));
          break;

        case 6:
          int k = datainputstream.readInt();
          int l = datainputstream.readInt();
          int i1 = datainputstream.readInt();

          watchableobject = new WatchableObject(i, j, new ChunkCoordinates(k, l, i1));
      }

      arraylist.add(watchableobject);
    }

    return arraylist;
  }
Exemplo n.º 6
0
 private Packet getFastPacket51(int cx, int cz) {
   World world = getPlayer().getWorld();
   if (!world.isChunkLoaded(cx, cz)) {
     world.loadChunk(cx, cz);
   }
   Packet packet = new Packet51MapChunk(cx << 4, 0, cz << 4, 16, 128, 16, this.player.world);
   try {
     packet.lowPriority = false;
     Field g = Packet51MapChunk.class.getDeclaredField("buffer");
     g.setAccessible(true);
     byte[] compressedData = (byte[]) g.get(packet);
     if (compressedData == null) {
       MCPacket.setPacket(packet, 51);
       if (!PacketListeners.canSendUncompressedPacket(getPlayer(), MCPacket)) {
         return null;
       }
       AtomicInteger size = new AtomicInteger(0);
       Field rawData;
       try {
         rawData = Packet51MapChunk.class.getDeclaredField("rawData");
       } catch (NoSuchFieldException e) {
         rawData = Packet51MapChunk.class.getDeclaredField("buffer");
       }
       Field h = Packet51MapChunk.class.getDeclaredField("size");
       rawData.setAccessible(true);
       h.setAccessible(true);
       byte[] rawBytes = (byte[]) rawData.get(packet);
       if (rawBytes != null) {
         g.set(packet, compressData(rawBytes, size));
         h.set(packet, size.get());
       }
     }
   } catch (NoSuchFieldException e) {
     return null;
   } catch (IllegalAccessException e) {
     e.printStackTrace();
   }
   return packet;
 }
Exemplo n.º 7
0
  private static void a(DataOutputStream dataoutputstream, WatchableObject watchableobject) {
    int i = (watchableobject.c() << 5 | watchableobject.a() & 31) & 255;

    dataoutputstream.writeByte(i);
    switch (watchableobject.c()) {
      case 0:
        dataoutputstream.writeByte(((Byte) watchableobject.b()).byteValue());
        break;

      case 1:
        dataoutputstream.writeShort(((Short) watchableobject.b()).shortValue());
        break;

      case 2:
        dataoutputstream.writeInt(((Integer) watchableobject.b()).intValue());
        break;

      case 3:
        dataoutputstream.writeFloat(((Float) watchableobject.b()).floatValue());
        break;

      case 4:
        Packet.a((String) watchableobject.b(), dataoutputstream);
        break;

      case 5:
        ItemStack itemstack = (ItemStack) watchableobject.b();

        dataoutputstream.writeShort(itemstack.getItem().id);
        dataoutputstream.writeByte(itemstack.count);
        dataoutputstream.writeShort(itemstack.getData());
        break;

      case 6:
        ChunkCoordinates chunkcoordinates = (ChunkCoordinates) watchableobject.b();

        dataoutputstream.writeInt(chunkcoordinates.x);
        dataoutputstream.writeInt(chunkcoordinates.y);
        dataoutputstream.writeInt(chunkcoordinates.z);
    }
  }
Exemplo n.º 8
0
 public void a(Packet packet) {
   a.warning(this.getClass() + " wasn\'t prepared to deal with a " + packet.getClass());
   this.disconnect("Protocol error, unexpected packet");
 }
Exemplo n.º 9
0
 public void write(DataOutputStream dataoutputstream) throws IOException {
   dataoutputstream.writeLong(delta);
   Packet.a(packet, dataoutputstream);
 }