def get_network_data(self, integrity=False):
supervision_period = 0x2D0
enrollment_sate = 1
data = prutils.num_to_chars(self._long_id, 4, 0) + self._dev_type_code + \
chr(self._short_id) + chr(enrollment_sate) # + prutils.num_to_chars(supervision_period, 2, 0)
# data = prutils.str_l(data)
log.write("network data = %s" % prutils.hexdump(data))
if integrity:
return prutils.crc_PGH_20(data)
return data
def get_application_data(self, fn_sniffer_wait, integrity=False):
# use request to get configuration according to device type
config_cache = {}
cur_seq = 0xff
snum = 0xff
data = ''
for cfg in self._config_types:
device_config_template = self._get_config_type(cfg)
if device_config_template is None:
log.write("Don't know how to get the 0x%04X device configuration" % cfg)
return None
dpr_type = device_config_template[1]
# log.write("ASK FOR dpr_type = %x" % dpr_type)
if dpr_type in config_cache.keys():
packet = config_cache[dpr_type]
else:
packet = self._Procedures.request_configuration_data(self._short_id, self._long_id, dpr_type)
# filter out retransmittions
while snum == cur_seq:
packet = fn_sniffer_wait(0x10)
if packet == False:
break
packet = packet[5:] # dpr only
dprp = DPR_Packet(packet)
snum = dprp.snum.value
if snum == 0xff:
break # special case
cur_seq = snum
if packet :
config_cache[dpr_type] = packet
self.send_response(0x07, dprp.snum.value)
if packet:
dprp = DPR_Packet(packet)
rcv_dpr_type = ord(packet[8])
# if dpr_type != rcv_dpr_type:
# log.write("wrong TLDV:%d != %d" % (dpr_type, rcv_dpr_type))
value_len_off = dprp.data_len.offset + 2
value_len = ord(packet[value_len_off])
# add config to cash
# log.write("len = %d " % value_len)
add = prutils.num_to_chars(cfg, 2, 0)
# add += prutils.num_to_chars(cfg, 2, 0)
# BF [07 05 01 00 01 00 08 20]
if len(device_config_template) > 2 :
# extract the tldv parameter
offset = device_config_template[2][0]
size = device_config_template[2][1]
tldv_data = dprp.data[offset + 2: offset + size + 2]
# log.write("template:%s" % device_config_template)
# log.write("dpr data = %s" % prutils.hexdump(dprp.data))
# log.write("0x%X:%d extraction: %s" % (offset, size, prutils.hexdump(tldv_data)))
add += chr(len(tldv_data)) + tldv_data
# log.write("TLDV:%s => %s" % (prutils.hexdump(packet[8:11]), prutils.hexdump(add)))
else:
add += chr(value_len)
add += packet[value_len_off + 1: value_len_off + value_len + 1]
data += add
# data = chr(len(data)) + data
time.sleep(0.3)
else:
return None
log.write("application data = %s" % prutils.hexdump(data))
if integrity == True:
if len(self._config_types) != 0:
data = prutils.crc_PGH_20(data)
else:
data = 0x0000
return data
