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python/gdata/tlslite/utils/PyCrypto_RC4.py

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+"""PyCrypto RC4 implementation."""
+
+from cryptomath import *
+from RC4 import *
+
+if pycryptoLoaded:
+    import Crypto.Cipher.ARC4
+
+    def new(key):
+        return PyCrypto_RC4(key)
+
+    class PyCrypto_RC4(RC4):
+
+        def __init__(self, key):
+            RC4.__init__(self, key, "pycrypto")
+            self.context = Crypto.Cipher.ARC4.new(key)
+
+        def encrypt(self, plaintext):
+            return self.context.encrypt(plaintext)
+
+        def decrypt(self, ciphertext):
+            return self.context.decrypt(ciphertext)