Esempio n. 1
0
        public static byte[] Construct(ushort Header, HDestinations Destination, HProtocols Protocol, params object[] Chunks)
        {
            if (Protocol == HProtocols.Unknown)
            {
                throw new Exception("You must specify a supported HProtocols value for this method. ( Ancient / Modern )");
            }
            if (Protocol == HProtocols.Ancient && Destination == HDestinations.Unknown)
            {
                throw new Exception("Cannot construct the body of an Ancient type packet without a valid HDestinations value. ( Client / Server )");
            }

            List <byte> Buffer    = new List <byte>();
            bool        IsAncient = Protocol == HProtocols.Ancient;

            if (IsAncient && Destination == HDestinations.Server)
            {
                Buffer.Add(64);
            }
            Buffer.AddRange(IsAncient ? Ancient.CypherShort(Header) : BigEndian.CypherShort(Header));

            Buffer.AddRange(ConstructBody(Destination, Protocol, Chunks));

            if (!IsAncient || Destination == HDestinations.Server)
            {
                Buffer.InsertRange(IsAncient ? 1 : 0, IsAncient ? Ancient.CypherShort((ushort)(Buffer.Count - 1)) : BigEndian.CypherInt(Buffer.Count));
            }
            else if (Buffer[Buffer.Count - 1] != 1)
            {
                Buffer.Add(1);
            }

            return(Buffer.ToArray());
        }
Esempio n. 2
0
 public DataToEventArgs(byte[] Data, HDestinations Destination, int Step)
     : base()
 {
     this.Step = Step;
     Packet    = new HMessage(Data, Destination);
 }
Esempio n. 3
0
        public static byte[][] Split(ref byte[] Cache, byte[] Data, HDestinations Destination, HProtocols Protocol)
        {
            lock (SplitLock)
            {
                if (Cache != null)
                {
                    Data  = Merge(Cache, Data);
                    Cache = null;
                }

                List <byte[]> Chunks = new List <byte[]>();
                if (Protocol == HProtocols.Ancient && Destination == HDestinations.Client)
                {
                    if (!Data.Contains((byte)1))
                    {
                        Cache = Data;
                    }
                    else
                    {
                        List <byte> Buffer = new List <byte>();
                        foreach (byte Value in Data)
                        {
                            Buffer.Add(Value);
                            if (Value == 1)
                            {
                                Chunks.Add(Buffer.ToArray());
                                Buffer.Clear();
                            }
                        }
                        if (Buffer.Count > 0)
                        {
                            Cache = Buffer.ToArray();
                        }
                    }
                }
                else
                {
                    bool IsAncient = Protocol == HProtocols.Ancient;
                    int  Offset    = IsAncient ? 3 : 4;
                    int  Length    = IsAncient ? Ancient.DecypherShort(Data, 1) : BigEndian.DecypherInt(Data);
                    if (Length == Data.Length - Offset)
                    {
                        Chunks.Add(Data);
                    }
                    else
                    {
                        do
                        {
                            if (Length > Data.Length - Offset)
                            {
                                Cache = Data; break;
                            }
                            Chunks.Add(CutBlock(ref Data, 0, Length + Offset));
                            if (Data.Length >= Offset)
                            {
                                Length = IsAncient ? Ancient.DecypherShort(Data, 1) : BigEndian.DecypherInt(Data);
                            }
                        }while (Data.Length != 0);
                    }
                }
                return(Chunks.ToArray());
            }
        }
Esempio n. 4
0
        public HMessage(byte[] Data, HDestinations Destination)
            : this()
        {
            if (Data == null)
            {
                throw new NullReferenceException();
            }
            if (Data.Length < 1)
            {
                throw new Exception("The minimum amount of bytes required to initialize an HMessage instance is 1(One). If the amount of bytes passed is < 3(Three), and >= 1(One), it will be immediately be identified as a corrupted packet. { IsCorrupted = true }");
            }

            this.Destination = Destination;
            bool HasByteZero     = Data.Contains(byte.MinValue);
            bool IsAncientHeader = !HasByteZero && Data.Length == 2 && Data[1] != 1;

            if (!IsAncientHeader && Data.Length >= 6 && BigEndian.DecypherInt(Data) == Data.Length - 4)
            {
                Protocol = HProtocols.Modern;

                _Header = BigEndian.DecypherShort(Data, 4);
                Append(ByteUtils.CopyBlock(Data, 4, Data.Length - 4));

                if (Data.Length == 6)
                {
                    LogWriting = true;
                }
            }
            else if ((Destination == HDestinations.Server && IsAncientHeader) || (!HasByteZero && Data.Length >= 5 && Ancient.DecypherShort(Data, 1) == Data.Length - 3))
            {
                this.Destination = HDestinations.Server;
                Protocol         = HProtocols.Ancient;

                _Header = Ancient.DecypherShort(Data, IsAncientHeader ? 0 : 3);
                Append(IsAncientHeader ? Data : ByteUtils.CopyBlock(Data, 3, Data.Length - 3));

                if (Data.Length == 5 || IsAncientHeader)
                {
                    LogWriting = true;
                }
            }
            else if (IsAncientHeader || (!HasByteZero && Data.Length >= 3 && Data[Data.Length - 1] == 1))
            {
                this.Destination = HDestinations.Client;
                Protocol         = HProtocols.Ancient;

                if (IsAncientHeader)
                {
                    Data = new byte[3] {
                        Data[0], Data[1], 1
                    }
                }
                ;
                _Header = Ancient.DecypherShort(Data);
                Append(Data);

                if (Data.Length == 3 || IsAncientHeader)
                {
                    LogWriting = true;
                }
            }
            else
            {
                Body        = Data;
                BCache      = Data;
                IsCorrupted = true;
                Length      = Data.Length;
                Buffer.AddRange(Data);
                SCache = ToString(Data);
            }
        }
Esempio n. 5
0
 public HMessage(string Packet, HDestinations Destination)
     : this(ToBytes(Packet), Destination)
 {
 }
Esempio n. 6
0
        public static byte[] ConstructBody(HDestinations Destination, HProtocols Protocol, params object[] Chunks)
        {
            if (Protocol == HProtocols.Unknown)
            {
                throw new Exception("You must specify a supported HProtocols value for this method. ( Ancient / Modern )");
            }
            if (Protocol == HProtocols.Ancient && Destination == HDestinations.Unknown)
            {
                throw new Exception("Cannot construct the body of an Ancient type packet without a valid HDestinations value. ( Client / Server )");
            }

            List <byte> Buffer    = new List <byte>();
            bool        IsAncient = Protocol == HProtocols.Ancient;

            for (int i = 0; i < Chunks.Length; i++)
            {
                object Chunk = Chunks[i];
                if (Chunk == null)
                {
                    throw new NullReferenceException(string.Format("Unable to encode a null object. {{ Index = {0} }}", i));
                }

                if (Chunk is byte[])
                {
                    Buffer.AddRange((byte[])Chunk);
                }
                else
                {
                    switch (Type.GetTypeCode(Chunk.GetType()))
                    {
                    case TypeCode.Int32:
                    {
                        int Value = (int)Chunk;
                        Buffer.AddRange(IsAncient ? Ancient.CypherInt(Value) : BigEndian.CypherInt(Value));
                        break;
                    }

                    default:
                    case TypeCode.String:
                    {
                        string Value = Chunk.ToString();
                        if (!IsAncient || Destination == HDestinations.Server)
                        {
                            Buffer.AddRange(IsAncient ? Ancient.CypherShort((ushort)Value.Length) : BigEndian.CypherShort((ushort)Value.Length));
                            Buffer.AddRange(Encoding.Default.GetBytes(Value));
                        }
                        else
                        {
                            Buffer.AddRange(Encoding.Default.GetBytes(Value));
                            Buffer.Add(2);
                        }
                        break;
                    }

                    case TypeCode.Boolean:
                    {
                        bool Value = (bool)Chunk;
                        Buffer.Add(IsAncient ? (byte)(Value ? 73 : 72) : Convert.ToByte(Value));
                        break;
                    }

                    case TypeCode.Byte:
                    {
                        byte Value = (byte)Chunk;
                        Buffer.Add(Value);
                        break;
                    }
                    }
                }
            }
            return(Buffer.ToArray());
        }
Esempio n. 7
0
 public HMessage(ushort Header, HDestinations Destination, HProtocols Protocol, params object[] Chunks)
     : this(Construct(Header, Destination, Protocol, Chunks), Destination)
 {
     LogWriting = true;
     _Appended.AddRange(Chunks);
 }