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Thread credentials dataset TLV parser
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#!/bin/env python3 | |
import binascii | |
import sys | |
MESHCOP_TLV_TYPE = { | |
"CHANNEL": 0, | |
"PANID": 1, | |
"EXTPANID": 2, | |
"NETWORKNAME": 3, | |
"PSKC": 4, | |
"NETWORKKEY": 5, | |
"NETWORK_KEY_SEQUENCE": 6, | |
"MESHLOCALPREFIX": 7, | |
"STEERING_DATA": 8, | |
"BORDER_AGENT_RLOC": 9, | |
"COMMISSIONER_ID": 10, | |
"COMM_SESSION_ID": 11, | |
"SECURITYPOLICY": 12, | |
"GET": 13, | |
"ACTIVETIMESTAMP": 14, | |
"COMMISSIONER_UDP_PORT": 15, | |
"STATE": 16, | |
"JOINER_DTLS": 17, | |
"JOINER_UDP_PORT": 18, | |
"JOINER_IID": 19, | |
"JOINER_RLOC": 20, | |
"JOINER_ROUTER_KEK": 21, | |
"PROVISIONING_URL": 32, | |
"VENDOR_NAME_TLV": 33, | |
"VENDOR_MODEL_TLV": 34, | |
"VENDOR_SW_VERSION_TLV": 35, | |
"VENDOR_DATA_TLV": 36, | |
"VENDOR_STACK_VERSION_TLV": 37, | |
"UDP_ENCAPSULATION_TLV": 48, | |
"IPV6_ADDRESS_TLV": 49, | |
"PENDINGTIMESTAMP": 51, | |
"DELAYTIMER": 52, | |
"CHANNELMASK": 53, | |
"COUNT": 54, | |
"PERIOD": 55, | |
"SCAN_DURATION": 56, | |
"ENERGY_LIST": 57, | |
"DISCOVERYREQUEST": 128, | |
"DISCOVERYRESPONSE": 129, | |
"JOINERADVERTISEMENT": 241, | |
} | |
MESHCOP_TLV_TYPE_NAME = { | |
value: name for name, value in MESHCOP_TLV_TYPE.items() | |
} | |
def main(): | |
args = sys.argv[1:] | |
data = binascii.a2b_hex(args[0]) | |
pos = 0 | |
while pos < len(data): | |
tag = data[pos] | |
pos += 1 | |
_len = data[pos] | |
pos += 1 | |
val = data[pos:pos+_len] | |
pos += _len | |
if tag == 3: | |
print("t: %2s (%s), l: %s, v: %s" % (tag, MESHCOP_TLV_TYPE_NAME[tag], _len, val)) | |
else: | |
print("t: %2s (%s), l: %s, v: 0x%s" % (tag, | |
MESHCOP_TLV_TYPE_NAME[tag], | |
_len, val.hex())) | |
if __name__ == "__main__": | |
main() |
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