src/CryptoPlus/Hash/python_SHA512.py

   1 from pysha512 import sha512
   2
   3 __all__ = ['new','digest_size']
   4
   5 def new(data=""):
   6         """Create a new pure python SHA-512 hash object
   7
   8         data =  initial input (raw string) to the hashing object
   9                 if present, the method call update(arg) is made
  10
  11         EXAMPLE: FIPS 180-2
  12         =========
  13
  14         >>> from CryptoPlus.Hash import python_SHA512
  15
  16         >>> message = "abc"
  17         >>> hasher = python_SHA512.new()
  18         >>> hasher.update(message)
  19         >>> hasher.hexdigest()
  20         'ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f'
  21
  22         >>> message = "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"
  23         >>> hasher = python_SHA512.new()
  24         >>> hasher.update(message)
  25         >>> hasher.hexdigest()
  26         '8e959b75dae313da8cf4f72814fc143f8f7779c6eb9f7fa17299aeadb6889018501d289e4900f7e4331b99dec4b5433ac7d329eeb6dd26545e96e55b874be909'
  27         """
  28         return sha512(data)
  29
  30 digest_size = sha512.digest_size