Example #1
0
def createTripleDES(key, IV, implList=None):
    """Create a new 3DES object.

    @type key: str
    @param key: A 24 byte string.

    @type IV: str
    @param IV: An 8 byte string

    @rtype: L{tlslite.utils.TripleDES}
    @return: A 3DES object.
    """
    if implList is None:
        implList = ["openssl", "pycrypto"]

    for impl in implList:
        if impl == "openssl" and cryptomath.m2cryptoLoaded:
            return openssl_tripledes.new(key, 2, IV)
        elif impl == "pycrypto" and cryptomath.pycryptoLoaded:
            return pycrypto_tripledes.new(key, 2, IV)
    raise NotImplementedError()
Example #2
0
def createTripleDES(key, IV, implList=None):
    """Create a new 3DES object.

    @type key: str
    @param key: A 24 byte string.

    @type IV: str
    @param IV: An 8 byte string

    @rtype: L{tlslite.utils.TripleDES}
    @return: A 3DES object.
    """
    if implList is None:
        implList = ["openssl", "pycrypto"]

    for impl in implList:
        if impl == "openssl" and cryptomath.m2cryptoLoaded:
            return openssl_tripledes.new(key, 2, IV)
        elif impl == "pycrypto" and cryptomath.pycryptoLoaded:
            return pycrypto_tripledes.new(key, 2, IV)
    raise NotImplementedError()