--- a/crypto.py Mon Jan 04 18:40:30 2016 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,47 +0,0 @@
-# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
-# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
-#
-# This file is part of CubicWeb.
-#
-# CubicWeb is free software: you can redistribute it and/or modify it under the
-# terms of the GNU Lesser General Public License as published by the Free
-# Software Foundation, either version 2.1 of the License, or (at your option)
-# any later version.
-#
-# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
-# details.
-#
-# You should have received a copy of the GNU Lesser General Public License along
-# with CubicWeb. If not, see <http://www.gnu.org/licenses/>.
-"""Simple cryptographic routines, based on python-crypto."""
-__docformat__ = "restructuredtext en"
-
-from base64 import b64encode, b64decode
-
-from six.moves import cPickle as pickle
-
-from Crypto.Cipher import Blowfish
-
-
-_CYPHERERS = {}
-def _cypherer(seed):
- try:
- return _CYPHERERS[seed]
- except KeyError:
- _CYPHERERS[seed] = Blowfish.new(seed, Blowfish.MODE_ECB)
- return _CYPHERERS[seed]
-
-
-def encrypt(data, seed):
- string = pickle.dumps(data)
- string = string + '*' * (8 - len(string) % 8)
- string = b64encode(_cypherer(seed).encrypt(string))
- return unicode(string)
-
-
-def decrypt(string, seed):
- # pickle ignores trailing characters so we do not need to strip them off
- string = _cypherer(seed).decrypt(b64decode(string))
- return pickle.loads(string)