src/CryptoPlus/Hash/python_RadioGatun.py

   1 from pyradiogatun import RadioGatunType
   2
   3 __all__ = ['new']
   4
   5 def new(wl=64,data=None):
   6     """Create a new pure python RadioGatun hash object
   7
   8     wl   = wordlength (in bits) of the RadioGatun hash method
   9               between 1 and 64 (default = 64)
  10     data =  if present, the method call update(arg) is made
  11
  12     EXAMPLES: (testvectors from: http://radiogatun.noekeon.org/)
  13     ==========
  14     >>> import python_RadioGatun
  15
  16     radiogatun[64]
  17     ---------------
  18     >>> hasher = python_RadioGatun.new()
  19     >>> hasher.update('1234567890123456')
  20     >>> hasher.hexdigest()
  21     'caaec14b5b4a7960d6854709770e3071d635d60224f58aa385867e549ef4cc42'
  22
  23     >>> hasher = python_RadioGatun.new()
  24     >>> hasher.update('Santa Barbara, California')
  25     >>> hasher.hexdigest()
  26     '0d08daf2354fa95aaa5b6a50f514384ecdd35940252e0631002e600e13cd285f'
  27
  28     radiogatun[32]
  29     ---------------
  30     >>> hasher = python_RadioGatun.new(32)
  31     >>> hasher.update('1234567890123456')
  32     >>> hasher.hexdigest()
  33     '59612324f3f42d3096e69125d2733b86143ae668ae9ed561ad785e0eac8dba25'
  34
  35     >>> hasher = python_RadioGatun.new(32)
  36     >>> hasher.update('Santa Barbara, California')
  37     >>> hasher.hexdigest()
  38     '041666388ef9655d48996a66dada1193d6646012a7b25a24fb10e6075cf0fc54'
  39     """
  40
  41     crypto = RadioGatunType(wl)
  42     if data:
  43         crypto.update(data)
  44
  45     return crypto
  46
  47 def _test():
  48     import doctest
  49     doctest.testmod()
  50
  51 if __name__ == "__main__":
  52     print "DOCTEST running... no messages = all good"
  53     _test()