Module ddCommunication.protocols.LCPWirelessProtocol.DDCPTelegram
Expand source code
from .HelperMethods import calculate_crc
class DDCPTelegram:
def __init__(self, requestID, telegram):
self.RequestID = requestID
self.Telegram = telegram
def __CalcCRC(self, data):
return calculate_crc(data, len(data))
def GetBytes(self):
requestID = self.RequestID.to_bytes(1, byteorder="little")
b = self.Telegram.GetMessageType().to_bytes(1, byteorder="little")
b += self.Telegram.GetTypeHeader().to_bytes(1, byteorder="little")
telBytes = self.Telegram.GetBytes()
crc = self.__CalcCRC(telBytes)
b += telBytes
b += crc
requestID += (3 + len(b)).to_bytes(2, byteorder="little")
requestID += b
return requestID
@staticmethod
def FromBytes(parameter_list):
pass
Classes
class DDCPTelegram (requestID, telegram)
-
Expand source code
class DDCPTelegram: def __init__(self, requestID, telegram): self.RequestID = requestID self.Telegram = telegram def __CalcCRC(self, data): return calculate_crc(data, len(data)) def GetBytes(self): requestID = self.RequestID.to_bytes(1, byteorder="little") b = self.Telegram.GetMessageType().to_bytes(1, byteorder="little") b += self.Telegram.GetTypeHeader().to_bytes(1, byteorder="little") telBytes = self.Telegram.GetBytes() crc = self.__CalcCRC(telBytes) b += telBytes b += crc requestID += (3 + len(b)).to_bytes(2, byteorder="little") requestID += b return requestID @staticmethod def FromBytes(parameter_list): pass
Static methods
def FromBytes(parameter_list)
-
Expand source code
@staticmethod def FromBytes(parameter_list): pass
Methods
def GetBytes(self)
-
Expand source code
def GetBytes(self): requestID = self.RequestID.to_bytes(1, byteorder="little") b = self.Telegram.GetMessageType().to_bytes(1, byteorder="little") b += self.Telegram.GetTypeHeader().to_bytes(1, byteorder="little") telBytes = self.Telegram.GetBytes() crc = self.__CalcCRC(telBytes) b += telBytes b += crc requestID += (3 + len(b)).to_bytes(2, byteorder="little") requestID += b return requestID