Source code for tlslite.utils.openssl_rc4

# Author: Trevor Perrin
# See the LICENSE file for legal information regarding use of this file.

"""OpenSSL/M2Crypto RC4 implementation."""

from .cryptomath import *
from .rc4 import RC4

if m2cryptoLoaded:

[docs] def new(key): return OpenSSL_RC4(key)
[docs] class OpenSSL_RC4(RC4):
[docs] def __init__(self, key): RC4.__init__(self, key, "openssl") self.rc4 = m2.rc4_new() m2.rc4_set_key(self.rc4, key)
[docs] def __del__(self): m2.rc4_free(self.rc4)
[docs] def encrypt(self, plaintext): return bytearray(m2.rc4_update(self.rc4, plaintext))
[docs] def decrypt(self, ciphertext): return bytearray(self.encrypt(ciphertext))