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  1. import sys
  2. import re
  3. import binascii
  4.  
  5. def hex_encode_vam_data(message):
  6.     regex_str = '^(.*)<vam_data>(.*)</vam_data>(.*)$'
  7.     pattern = re.compile(regex_str, re.DOTALL)
  8.     match = pattern.match(message)
  9.     if match:
  10.         print("Javonz Debug ::: found match")
  11.         try:
  12.             # replace the binary in the XML with the hex encoded equivalent
  13.             groups = match.groups()
  14.             vam_bin = groups[1]
  15.             hex_vam_bin = binascii.hexlify(vam_bin).upper()
  16.             message = pattern.sub('{0}<vam_data>{1}</vam_data>{2}'
  17.                                   .format(groups[0], hex_vam_bin, groups[2]),
  18.                                   message)
  19.         except Exception as ex:
  20.             print("Javonz Debug ::: ERROR exception: '{0}'".format(ex))
  21.     else:
  22.         print("Javonz Debug ::: no match")
  23.     return message
  24.  
  25.  
  26. message = b'\x00\x00<msg><vam_data>\r\n\t\x00\x12\x34\x56\xAB\xCD</vam_data>\x0A</msg>\x0A7DED\x02'
  27. print("Javonz Debug ::: message: {0}".format(repr(message)))
  28. message = hex_encode_vam_data(message)
  29. print("Javonz Debug ::: message: {0}".format(repr(message)))
  30. sys.exit(0)
Success #stdin #stdout 0.01s 23296KB
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stdin
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Standard input is empty
stdout
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Javonz Debug ::: message: '\x00\x00<msg><vam_data>\r\n\t\x00\x124V\xab\xcd</vam_data>\n</msg>\n7DED\x02'
Javonz Debug ::: found match
Javonz Debug ::: message: '\x00\x00<msg><vam_data>0D0A0900123456ABCD</vam_data>\n</msg>\n7DED\x02'
https://ideone.com/2lmry0
language:
Python (cpython 2.7.16)
created:
4 years ago
visibility:
public

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