| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| # implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| """ |
| Tests using the CRYPTREC (Camellia) Test Vectors |
| """ |
| |
| from __future__ import absolute_import, division, print_function |
| |
| import binascii |
| import os |
| |
| from cryptography.hazmat.primitives.block import ciphers, modes |
| |
| from .utils import generate_encrypt_test |
| from ...utils import ( |
| load_cryptrec_vectors_from_file, load_openssl_vectors_from_file |
| ) |
| |
| |
| class TestCamelliaECB(object): |
| test_ECB = generate_encrypt_test( |
| load_cryptrec_vectors_from_file, |
| os.path.join("ciphers", "Camellia"), |
| [ |
| "camellia-128-ecb.txt", |
| "camellia-192-ecb.txt", |
| "camellia-256-ecb.txt" |
| ], |
| lambda key: ciphers.Camellia(binascii.unhexlify((key))), |
| lambda key: modes.ECB(), |
| only_if=lambda backend: backend.ciphers.supported( |
| ciphers.Camellia("\x00" * 16), modes.ECB() |
| ), |
| skip_message="Does not support Camellia ECB", |
| ) |
| |
| |
| class TestCamelliaCBC(object): |
| test_CBC = generate_encrypt_test( |
| load_openssl_vectors_from_file, |
| os.path.join("ciphers", "Camellia"), |
| ["camellia-cbc.txt"], |
| lambda key, iv: ciphers.Camellia(binascii.unhexlify(key)), |
| lambda key, iv: modes.CBC(binascii.unhexlify(iv)), |
| only_if=lambda backend: backend.ciphers.supported( |
| ciphers.Camellia("\x00" * 16), modes.CBC("\x00" * 16) |
| ), |
| skip_message="Does not support Camellia CBC", |
| ) |
| |
| |
| class TestCamelliaOFB(object): |
| test_OFB = generate_encrypt_test( |
| load_openssl_vectors_from_file, |
| os.path.join("ciphers", "Camellia"), |
| ["camellia-ofb.txt"], |
| lambda key, iv: ciphers.Camellia(binascii.unhexlify(key)), |
| lambda key, iv: modes.OFB(binascii.unhexlify(iv)), |
| only_if=lambda backend: backend.ciphers.supported( |
| ciphers.Camellia("\x00" * 16), modes.OFB("\x00" * 16) |
| ), |
| skip_message="Does not support Camellia OFB", |
| ) |
| |
| |
| class TestCamelliaCFB(object): |
| test_CFB = generate_encrypt_test( |
| load_openssl_vectors_from_file, |
| os.path.join("ciphers", "Camellia"), |
| ["camellia-cfb.txt"], |
| lambda key, iv: ciphers.Camellia(binascii.unhexlify(key)), |
| lambda key, iv: modes.CFB(binascii.unhexlify(iv)), |
| only_if=lambda backend: backend.ciphers.supported( |
| ciphers.Camellia("\x00" * 16), modes.CFB("\x00" * 16) |
| ), |
| skip_message="Does not support Camellia CFB", |
| ) |