def __init__(self, key):
if not isinstance(key, bytes):
raise Exception('Key needs to be bytes!')
self.key = key
self.encryptor = None
self.decryptor = None
symmetricBASE.__init__(self)
def __init__(self,
key,
mode=cipherMODE.ECB,
IV=None,
pad=None,
padMode=None):
self.IV = IV
#the python cryptography module sets the IV in the operational mode!!!
if mode == cipherMODE.ECB:
self.IV = modes.ECB()
elif mode == cipherMODE.CBC:
self.IV = modes.CBC(IV)
elif mode == cipherMODE.CBC:
self.IV = modes.CTR(IV)
else:
raise Exception('Unknown cipher mode!')
self.key = key
""" TODO padding
if self.padMode is not None:
"""
self.encryptor = None
self.decryptor = None
symmetricBASE.__init__(self)
def __init__(self, key, mode = cipherMODE.ECB, IV = None): self.key = key if len(key) == 7: self.key = __expand_DES_key(key) self.mode = mode self.IV = IV symmetricBASE.__init__(self)
def __init__(self,
key,
mode=cipherMODE.ECB,
IV=None,
pad=None,
padMode=None):
self.key = key
self.mode = mode
self.IV = IV
self.pad = pad
self.padMode = padMode
symmetricBASE.__init__(self)
def __init__(self,
key,
mode=cipherMODE.ECB,
IV=None,
pad=None,
padMode=None):
symmetricBASE.__init__(self)
if not isinstance(key, bytes):
raise Exception('Key needs to be bytes!')
self.mode = mode
self.IV = IV
self.pad = pad
self.padMode = padMode
def __init__(self,
key,
mode=cipherMODE.ECB,
IV=None,
pad=None,
padMode=None):
if not isinstance(key, bytes):
raise Exception('Key needs to be bytes!')
self.IV = IV
if mode == cipherMode.ECB:
self.IV = modes.ECB()
elif mode == cipherMODE.CBC:
self.IV = modes.CBC(IV)
else:
raise Exception('Unknown cipher mode!')
self.key = key
""" TODO padding
if self.padMode is not None:
"""
self.encryptor = None
self.decryptor = None
symmetricBASE.__init__(self)
def __init__(self, key): self.key = key symmetricBASE.__init__(self)