Example #1
0
		public static TeeStream Get()
		{
			if (_thisObj == null)
			{
				_thisObj = new TeeStream();
				// Initialise our object
				_thisObj.Initialise();
			}

			return _thisObj;
		}
Example #2
0
        // Dump data just as we receive it.
        private void DumpPacket(string typeName, object[] args)
        {
            // Maybe do some kind of double write protection here?
            var    tee    = TeeStream.Get();
            object packet = args[0];

            switch (typeName)
            {
            case "bgs.SslClientConnection":
                // The packet is always battle.net packet
                var packetData = (byte[])TypeBattleNetPacket.GetMethod("Encode").Invoke(packet, EMPTY_ARGS);
                tee.WriteBattlePacket(packetData, false);
                break;

            case "bgs.ClientConnection`1":
                // Test type of the packet.
                Type argType = packet.GetType();

                if (argType.Equals(TypeBattleNetPacket))
                {
                    byte[] data = (byte[])TypeBattleNetPacket.GetMethod("Encode").Invoke(packet, EMPTY_ARGS);
                    tee.WriteBattlePacket(data, false);
                }
                else if (argType.Equals(TypePegasusPacket))
                {
                    byte[] data = (byte[])TypePegasusPacket.GetMethod("Encode").Invoke(packet, EMPTY_ARGS);
                    tee.WritePegasusPacket(data, false);
                }
                else
                {
                    HookRegistry.Panic("Unknown packet type!");
                }

                break;

            default:
                // Returning null here would just introduce undefined behaviour
                var msg = string.Format("Unknown typename: {0}!", typeName);
                HookRegistry.Panic(msg);
                break;
            }
        }
Example #3
0
        // Dumps the current packet onto the tee stream.
        // The packet has to be reconstructed according to the rules found in the respective
        // encoding(..) method.
        private void DumpPacket(string typeName, object thisObj)
        {
            TeeStream tee = TeeStream.Get();
            // Container for our dumped packet.
            MemoryStream dataStream = new MemoryStream();

            switch (typeName)
            {
            case "bgs.BattleNetPacket":
            {
                // Get data.
                object header = TypeBattleNetPacket.GetMethod("GetHeader").Invoke(thisObj,
                                                                                  EMPTY_ARGS); // bnet.protocol.Header
                object data = TypeBattleNetPacket.GetMethod("GetBody").Invoke(thisObj,
                                                                              EMPTY_ARGS);     // byte[]

                // Get sizes of packet parts.
                uint headerSize = (uint)TypeBattleNetHeader.GetMethod("GetSerializedSize").Invoke(header,
                                                                                                  EMPTY_ARGS); // uint
                int bodySize = ((byte[])data).Length;

                // Write sizes to buffer.
                int shiftedHeaderSize = ((int)headerSize >> 8);
                dataStream.WriteByte((byte)(shiftedHeaderSize & 0xff));
                dataStream.WriteByte((byte)(headerSize & 0xff));

                // Write header to buffer.
                TypeBattleNetHeader.GetMethod("Serialize", BindingFlags.Instance | BindingFlags.Public)
                .Invoke(header, new object[] { dataStream });

                // Copy body to buffer.
                dataStream.Write((byte[])data, 0, bodySize);

                var packetData = dataStream.ToArray();
                // Write data to tee stream.
                tee.WriteBattlePacket(packetData, true);
            }
            break;

            case "PegasusPacket":
            {
                // Get data.
                object data = TypePegasusPacket.GetMethod("GetBody").Invoke(thisObj, EMPTY_ARGS);                                 // byte[]

                var    typeField = TypePegasusPacket.GetField("Type");
                object type      = typeField.GetValue(thisObj);                            // int

                // Get size of body.
                int bodySize = ((byte[])data).Length;

                // Write sizes to buffer.
                byte[] typeBytes = BitConverter.GetBytes((int)type);                                // 4 bytes
                byte[] sizeBytes = BitConverter.GetBytes(bodySize);                                 // 4 bytes

                dataStream.Write(typeBytes, 0, 4);
                dataStream.Write(sizeBytes, 0, 4);

                // Write body to the stream.
                dataStream.Write((byte[])data, 0, bodySize);

                var packetData = dataStream.ToArray();
                // Write to tee stream.
                tee.WritePegasusPacket(packetData, true);
            }
            break;

            default:
                // Returning false here would just introduce undefined behaviour
                HookRegistry.Panic("Unknown typename!");
                break;
            }
        }