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tool/dump_tlv: pretty print tag name

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This commit is contained in:
Matthias Ringwald 2023-04-27 23:19:28 +02:00
parent fcd21607ce
commit b50405356d
1 changed files with 5 additions and 3 deletions
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8
tool/dump_tlv.py
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@ -21,6 +21,8 @@ def read_net_32(f):
return -1
return ord(a) << 24 | ord(b) << 16 | ord(c) << 8 | ord(d)
def format_tag(tag):
return ''.join([ '%c' % i if (i > 0x20 and i < 128) else '.' for i in tag])
def as_hex(data):
str_list = []
@ -51,13 +53,13 @@ with open(infile, 'rb') as fin:
pos += 8
print("Valid .tlv file")
while True:
tag = read_net_32(fin)
if tag < 0:
tag = fin.read(4)
if not tag:
break
pos += 4
len = read_net_32(fin)
pos += 4
packet = fin.read(len)
pos += len
print('%04x: ' % tag + as_hex(packet))
print("'%s' (%s): %s" % (format_tag(tag), as_hex(tag)[0:11], as_hex(packet)))
print("Done")