public static PreloaderCommand Deserialize(byte[] packet, int length)
{
if (packet[0] != DELIMITER || packet[length - 1] != DELIMITER)
{
throw new ArgumentException("Not a valid Preloader command");
}
byte[] alldata = unescapeBuf(packet, 1, length - 2);
byte[] payload = new byte[alldata.Length - 2];
Array.Copy(alldata, payload, payload.Length);
ushort crc = Utilities.crc16(payload);
ushort packetCrc = (ushort)(alldata[alldata.Length - 2] << 8 | (alldata[alldata.Length - 1] & 0xFF));
if (crc != packetCrc)
{
Console.WriteLine("Crc not equal!? {0} {1}", crc, packetCrc);
}
CommandType commandtype = (CommandType)Enum.ToObject(typeof(CommandType), payload[0]);
IPreloaderPayload preloaderPayload;
switch (commandtype)
{
case CommandType.MagicRsp:
preloaderPayload = MagicPayload.Deserialize(payload);
break;
case CommandType.WriteFlashCmd:
case CommandType.WriteFlashRsp:
preloaderPayload = WriteFlashPayload.Deserialize(payload);
break;
case CommandType.MessageRsp:
preloaderPayload = MessagePayload.Deserialize(payload);
break;
case CommandType.ErrorRsp:
preloaderPayload = ErrorPayload.Deserialize(payload);
break;
default:
preloaderPayload = BytePayload.Deserialize(payload);
break;
}
return(new PreloaderCommand(preloaderPayload));
}
