src/third_party/tlslite/tlslite/utils/PyCrypto_RC4.py

   1 """PyCrypto RC4 implementation."""
   2
   3 from cryptomath import *
   4 from RC4 import *
   5
   6 if pycryptoLoaded:
   7     import Crypto.Cipher.ARC4
   8
   9     def new(key):
  10         return PyCrypto_RC4(key)
  11
  12     class PyCrypto_RC4(RC4):
  13
  14         def __init__(self, key):
  15             RC4.__init__(self, key, "pycrypto")
  16             self.context = Crypto.Cipher.ARC4.new(key)
  17
  18         def encrypt(self, plaintext):
  19             return self.context.encrypt(plaintext)
  20
  21         def decrypt(self, ciphertext):
  22             return self.context.decrypt(ciphertext)