private void InitFromTemplate()
{
string[] stringChunks = SplitRegex.Split(template);
chunks = new TemplateChunk[stringChunks.Length];
for (int i = 0; i < stringChunks.Length; i++)
{
string chunk = stringChunks[i];
if (i % 2 == 0)
{
// Text part.
chunks[i] = new TemplateChunk(chunk, InvalidArgumentIndex);
}
else
{
// Separator, i.e. argument
int argIndex = int.Parse(chunk.Substring(1), CultureInfo.InvariantCulture);
chunks[i] = new TemplateChunk(stringChunks[i], argIndex);
}
}
}
public DynamicSerializedPacketParser(byte [] Template)
{
int Position = 0;
void CompileSubOperation(ref DynamicSerializedPacketCondition Parent)
{
Parent.SubOperation = new DynamicSerializedPacketCondition();
Parent.SubOperation.MainOperation = (DynamicSerializedPacketConditionOperators)Template [Position];
Position++;
Parent.SubOperation.Right = new byte [BitConverter.ToInt32(Template, Position)];
Position += 4;
Parent.SubOperation.LeftADDR = BitConverter.ToInt32(Template, Position);
Position += 4;
Parent.SubOperation.LeftADDR_Rel = Template [Position] == 0 ? false : true;
Position += 1;
Array.Copy(Template, Position, Parent.SubOperation.Right, 0, Parent.SubOperation.Right.Length);
Position += Parent.SubOperation.Right.Length;
if (Parent.SubOperation.MainOperation == DynamicSerializedPacketConditionOperators.IS_AND ||
Parent.SubOperation.MainOperation == DynamicSerializedPacketConditionOperators.IS_NOT_AND)
{
CompileSubOperation(ref Parent.SubOperation);
}
}
TemplateChunk CompileChunk()
{
TemplateChunk Chunk = new TemplateChunk();
if (Template [Position] == 255) // PacketDataTypes.NONE == PatDataTypes.255_DefineCondition
{
Position++;
Chunk.Condition = new DynamicSerializedPacketCondition();
Chunk.Condition.MainOperation = (DynamicSerializedPacketConditionOperators)Template [Position];
Position++;
Chunk.Condition.Right = new byte [BitConverter.ToInt32(Template, Position)];
Position += 4;
Chunk.Condition.LeftADDR = BitConverter.ToInt32(Template, Position);
Position += 4;
Chunk.Condition.LeftADDR_Rel = Template [Position] == 0 ? false : true;
Position += 1;
Array.Copy(Template, Position, Chunk.Condition.Right, 0, Chunk.Condition.Right.Length);
Position += Chunk.Condition.Right.Length;
if (Chunk.Condition.MainOperation == DynamicSerializedPacketConditionOperators.IS_AND ||
Chunk.Condition.MainOperation == DynamicSerializedPacketConditionOperators.IS_NOT_AND)
{
CompileSubOperation(ref Chunk.Condition.SubOperation);
}
Chunk.Condition.InsertTemplate = new TemplateChunk [BitConverter.ToInt32(Template, Position)];
Position += 4;
for (int x = 0; x < Chunk.Condition.InsertTemplate.Length; x++)
{
Chunk.Condition.InsertTemplate [x] = CompileChunk();
}
Chunk.Condition.ElseTemplate = new TemplateChunk [BitConverter.ToInt32(Template, Position)];
Position += 4;
for (int x = 0; x < Chunk.Condition.ElseTemplate.Length; x++)
{
Chunk.Condition.ElseTemplate [x] = CompileChunk();
}
}
else
{
Chunk.ChunkType = (PacketDataTypes)Template [Position];
}
return(Chunk);
}
while (true)
{
Chunks.Add(CompileChunk());
if (Position == Template.Length)
{
break;
}
}
}
public SerializedPacket Parse(byte [] Packet)
{
Stack <TemplateChunk> Trace = new Stack <TemplateChunk>();
int Pos = 0;
List <SerializedValue> Data = new List <SerializedValue>();
List <byte []> DataBlocks = new List <byte []>();
DynamicSerializedPacketDataParser Parser = new DynamicSerializedPacketDataParser(Packet);
TemplateChunk [] ResolveCondition(DynamicSerializedPacketCondition Condition)
{
byte [] Data1;
if (Condition.LeftADDR_Rel)
{
Data1 = DataBlocks [Data.Count - Condition.LeftADDR];
}
else
{
Data1 = DataBlocks [Condition.LeftADDR];
}
switch (Condition.MainOperation)
{
case DynamicSerializedPacketConditionOperators.IS:
{
if (AreSame(Data1, Condition.Right))
{
return(Condition.InsertTemplate);
}
else
{
return(Condition.ElseTemplate);
}
}
case DynamicSerializedPacketConditionOperators.IS_NOT:
{
if (AreSame(Data1, Condition.Right))
{
return(Condition.ElseTemplate);
}
else
{
return(Condition.InsertTemplate);
}
}
case DynamicSerializedPacketConditionOperators.IS_AND:
{
if (AreSame(Data1, Condition.Right))
{
return(ResolveCondition(Condition.SubOperation));
}
else
{
return(Condition.ElseTemplate);
}
}
case DynamicSerializedPacketConditionOperators.IS_NOT_AND:
{
if (AreSame(Data1, Condition.Right))
{
return(Condition.ElseTemplate);
}
else
{
return(ResolveCondition(Condition.SubOperation));
}
}
default:
return(null);
}
}
while (Packet.Length > Parser.Position && Pos < Chunks.Count)
{
if (Trace.Count == 0)
{
Trace.Push(this.Chunks [Pos]);
Pos++;
}
TemplateChunk WorkingChunk = Trace.Pop();
if (WorkingChunk.Condition != null)
{
TemplateChunk [] Resolve = ResolveCondition(WorkingChunk.Condition);
if (Resolve != null)
{
for (int x = Resolve.Length - 1; x > -1; x--)
{
Trace.Push(Resolve [x]);
}
}
}
else
{
switch ((byte)WorkingChunk.ChunkType)
{
case 0:
Data.Add(new SerializedValue(Parser.GetByte(), PacketDataTypes.Byte));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 1:
Data.Add(new SerializedValue(Parser.GetShort(), PacketDataTypes.Short));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 2:
Data.Add(new SerializedValue(Parser.GetInt(), PacketDataTypes.Int));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 3:
Data.Add(new SerializedValue(Parser.GetLong(), PacketDataTypes.Long));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 4:
Data.Add(new SerializedValue(Parser.GetUShort(), PacketDataTypes.UShort));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 5:
Data.Add(new SerializedValue(Parser.GetUInt(), PacketDataTypes.UInt));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 6:
Data.Add(new SerializedValue(Parser.GetULong(), PacketDataTypes.ULong));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 7:
Data.Add(new SerializedValue(Parser.GetULong(), PacketDataTypes.MessageType));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 8:
Data.Add(new SerializedValue(Parser.GetULong(), PacketDataTypes.Version));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 9:
Data.Add(new SerializedValue(Parser.GetULong(), PacketDataTypes.Chunk));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 10:
Data.Add(new SerializedValue(Parser.GetULong(), PacketDataTypes.String));
DataBlocks.Add(Parser.LastGetPacketData);
break;
case 254:
break;
case 255:
throw new Exception("Compiler Failed to Compile the template! 'this is done at this.ctor(...)'");
default:
throw new Exception("Unknown DataType, CANT PARSE!");
}
}
}
return(new SerializedPacket(Data.ToArray()));
}
public void InsertFullChunk(int pos, TemplateChunk Chunk) => Chunks.Insert(pos, Chunk);
public void AddFullChunk(TemplateChunk Chunk) => Chunks.Add(Chunk);
protected override void Visit(TemplateChunk chunk)
{
}
protected abstract void Visit(TemplateChunk chunk);
protected virtual void Visit(TemplateChunk chunk)
{
}
