public static ProtocolPacket Construct(byte[] packet, int start, int length)
{
MemoryStream stream = new MemoryStream(packet, start, length);
BinaryReader reader = new BinaryReader(stream);
return(ProtocolPacket.ReadRequest(reader));
}
public static ProtocolPacket ReadRequest(BinaryReader reader, ProtocolHeader header)
{
ProtocolPacket packet = null;
switch (header.OpCode)
{
case CommandOpCode.Get:
case CommandOpCode.GetK:
case CommandOpCode.GetKQ:
if (header.Magic == ProtocolPacket.RequestMagic)
{
packet = new GetRequest(header);
}
else if (header.Magic == ProtocolPacket.ResponseMagic)
{
packet = new GetResponse(header);
}
break;
case CommandOpCode.Set:
case CommandOpCode.SetQ:
if (header.Magic == ProtocolPacket.RequestMagic)
{
packet = new SetRequest(header);
}
else if (header.Magic == ProtocolPacket.ResponseMagic)
{
packet = new SetResponse(header);
}
break;
}
if (packet != null)
{
packet.Read(reader);
if (!packet.Validate())
{
throw new ProtocolException()
{
Status = ResponseStatus.InvalidArguments
};
}
}
else
{
throw new ProtocolException()
{
Status = ResponseStatus.UnknownCommand
};
}
return(packet);
}
public static ProtocolPacket ReadRequest(BinaryReader reader)
{
return(ProtocolPacket.ReadRequest(reader, ProtocolHeader.ReadHeader(reader)));
}