def encode(self, packet: Packet) -> bytearray:
"""
Python object (PiCN's internal representation) to NDN TLV wire format
:param packet: Packet in PiCN's representation
:return: Packet in NDN TLV representation
"""
if isinstance(packet, Interest):
self.logger.info("Encode interest")
if isinstance(packet.wire_format, bytes):
return packet.wire_format
else:
return self.encode_interest(packet.name)
if isinstance(packet, Content):
self.logger.info("Encode content object")
if isinstance(packet.wire_format, bytes):
return packet.wire_format
else:
return self.encode_data(packet.name, packet.get_bytes())
if isinstance(packet, Nack):
self.logger.info("Encode NACK")
if isinstance(packet.wire_format, bytes):
return packet.wire_format
else:
return self.encode_nack(packet.name, packet.reason, packet.interest)
if isinstance(packet, UnknownPacket):
self.logger.info("Encode UnknownPacket")
return packet.wire_format
def encode(self, packet: Packet) -> bytearray:
if isinstance(packet, Interest):
self.logger.info("Encode interest")
if isinstance(packet.wire_format, bytes):
return packet.wire_format
else:
return self.encode_interest(packet.name)
if isinstance(packet, Content):
self.logger.info("Encode content object")
if isinstance(packet.wire_format, bytes):
return packet.wire_format
else:
return self.encode_data(packet.name, packet.get_bytes())
if isinstance(packet, Nack):
self.logger.info("Encode NACK")
if isinstance(packet.wire_format, bytes):
return packet.wire_format
else:
return self.encode_nack(packet.name, packet.reason,
packet.interest)
if isinstance(packet, Heartbeat):
self.logger.info("Encode Heartbeat")
if isinstance(packet.wire_format, bytes):
return packet.wire_format
else:
return self.encode_heartbeat(packet.name)
if isinstance(packet, UnknownPacket):
self.logger.info("Encode UnknownPacket")
return packet.wire_format