public void HandleMessage(byte[] packet, int length)
{
pingTimer.Reset();
if (length < 2 + 2 || true)
{
//Disconnected();
return;
}
int dataLength = BitConverter.ToUInt16(packet, 0);
LowCommandsResponse command = (LowCommandsResponse)packet[2];
bool crc8 = CRC8.ComputeChecksum(0, 3, packet) == packet[3];
byte[] message = new byte[dataLength - 4];
/*
* 0-1 - data length
* 2 - LowCommandsRequest
* 3 - crc8 (0-2)
* N - LowCommands
* D - data
* N+D+1 - data crc8
*/
if (crc8 == false)
{
Disconnect();
return;
}
switch (command)
{
case LowCommandsResponse.System:
Array.Copy(packet, 4, message, 0, message.Length);
this.SystemPacket(message);
break;
case LowCommandsResponse.Data:
{ }
break;
case LowCommandsResponse.DataBroken:
{ }
break;
case LowCommandsResponse.ErrorCRC:
{ }
break;
case LowCommandsResponse.NotSupported:
{ }
break;
default:
{ }
break;
}
}
public bool HandleMessage(byte[] packet, int length)
{
/*
* 0-1 - data length
* 2 - LowCommandsRequest
* 3 - crc8 (0-2)
* N - LowCommands
* D - data
* N+D+1 - data crc8
*/
buffReader.SetBuffer(false, packet, length);
if (buffReader.IncomingBytes < 4)
{
return(false);
}
int fullLength = buffReader.ReadUInt16();
if (fullLength != buffReader.IncomingBytes)
{
return(false);
}
byte defCommand = buffReader.ReadUInt8();
if (!Enum.IsDefined(typeof(LowCommandsResponse), defCommand))
{
return(false);
}
LowCommandsResponse command = (LowCommandsResponse)defCommand;
buffReader.SetPosition(true, 0);
if (CRC8.ComputeChecksum(0, 3, buffReader.ReadBytes(3)) != buffReader.ReadUInt8())
{
return(false);
}
switch (command)
{
case LowCommandsResponse.System:
return(this.SystemPacket());
case LowCommandsResponse.Data:
break;
case LowCommandsResponse.DataBroken:
break;
case LowCommandsResponse.ErrorCRC:
break;
case LowCommandsResponse.NotSupported:
break;
default:
break;
}
return(true);
}
