def fragment(self, packet):
max_frame_size = 1472 if int(self.__port.max_frame_size) > 1472 else \
int(self.__port.max_frame_size)
if (packet.haslayer(Raw) and max_frame_size < len(packet[Raw].load)) or\
(packet.haslayer(SNMP) and max_frame_size < len(packet[SNMP])):
return fragment(packet, max_frame_size)
else:
return [packet]
def fragment(self, packet):
max_frame_size = 1472 if self.__port.max_frame_size > 1472 else \
self.__port.max_frame_size
# we aren't using packet[UDP].len because if the packet is a SNMP
# packet, the length we are getting is None !!. Hence this workaroud
payload_length = len(packet[UDP]) - 8
if max_frame_size < payload_length:
return fragment(packet, max_frame_size)
else:
return [packet]