Produits Entr'ouvert » Combo

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU Affero General Public License for more details.

#

# You should have received a copy of the GNU Affero General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import binascii

from django.utils import six

class DecryptionError(Exception):

    pass

def aes_hex_encrypt(key, data):

    '''Generate an AES key from any key material using PBKDF2, and encrypt data using CFB mode. A

       new IV is generated each time, the IV is also used as salt for PBKDF2.

    '''

    iv = Random.get_random_bytes(2) * 8

    aes_key = PBKDF2(key, iv)

    aes = AES.new(aes_key, AES.MODE_CFB, iv)

    return force_text(b'%s%s' % (binascii.hexlify(iv[:2]), binascii.hexlify(crypted)))

def aes_hex_decrypt(key, payload, raise_on_error=True):

    '''Decrypt data encrypted with aes_base64_encrypt'''

    try:

        iv, crypted = payload[:4], payload[4:]

    except (ValueError, TypeError):

        if raise_on_error:

        'XStatic_OpenSans',

        'XStatic_roboto-fontface>=0.5.0.0',

        'eopayment>=1.43',

        'python-dateutil',

        'djangorestframework>=3.3, <3.8',

        'django-ratelimit<3',

        'sorl-thumbnail',

        'Pillow',

        'pyproj',

        'pywebpush',

        'pygal',

        'lxml',

        ],

    zip_safe=False,

    cmdclass={

        'build': build,