Пример #1
0
        void WriteLengthInPacket(byte[] bff, int index, int length)
        {
            // Append length to header
            switch (_HeaderLength)
            {
            case 1:
            {
                bff[index] = (byte)(length);
                break;
            }

            case 2:
            {
                byte[] bft = BitConverterHelper.GetBytesUInt16((ushort)(length));
                Array.Copy(bft, 0, bff, index, _HeaderLength);
                break;
            }

            case 3:
            {
                byte[] bft = BitConverterHelper.GetBytesUInt24((uint)(length));
                Array.Copy(bft, 0, bff, index, _HeaderLength);
                break;
            }

            case 4:
            {
                byte[] bft = BitConverterHelper.GetBytesInt32(length);
                Array.Copy(bft, 0, bff, index, _HeaderLength);
                break;
            }
            }
        }
Пример #2
0
        public virtual int Send(IXPloitSocketMsg msg, Stream stream)
        {
            if (stream == null || msg == null)
            {
                return(0);
            }

            byte[] bff;
            if (_Crypt != null)
            {
                bff = msg.Serialize(_Codec, null);
                bff = _Crypt.Encrypt(bff, _HeaderPadding);
            }
            else
            {
                bff = msg.Serialize(_Codec, _HeaderPadding);
            }

            int length = bff.Length;

            if (length == 0)
            {
                return(0);
            }

            if (length >= _MaxLength)
            {
                // Dividir en partes mas pequeñas
                int  lengthH         = length - _HeaderLength;
                int  maxPacketLength = _MaxLength - _HeaderLength;
                uint packets         = (uint)(lengthH / maxPacketLength);
                if (lengthH % maxPacketLength != 0)
                {
                    packets++;
                }

                byte[] pak = BitConverterHelper.GetBytesUInt24(packets);

                int write = 0;
                int index = _HeaderLength;

                int    currentLength;
                byte[] data = new byte[_MaxLength];    // Guid-length

                lock (stream)
                {
                    // Header and Parts
                    stream.Write(_HeaderPadding, 0, _HeaderLength);
                    stream.Write(pak, 0, PartsHeaderLength);

                    for (int x = 0; x < packets; x++)
                    {
                        currentLength = Math.Min(length - index, maxPacketLength);
                        WriteLengthInPacket(data, 0, currentLength);

                        Array.Copy(bff, index, data, _HeaderLength, currentLength);
                        index += currentLength;

                        stream.Write(data, 0, currentLength + _HeaderLength);
                        write += currentLength + _HeaderLength;
                    }
                }

                return(write);
            }

            // Append length to header
            WriteLengthInPacket(bff, 0, length - _HeaderLength);

            //Log(bff, 0, length, true, cl.Parent.IsServer);
            stream.Write(bff, 0, length);

            return(length);
        }