diff options
| -rw-r--r-- | CHANGELOG.rst | 1 | ||||
| -rw-r--r-- | src/cryptography/hazmat/primitives/kdf/kbkdf.py | 2 | ||||
| -rw-r--r-- | tests/hazmat/primitives/utils.py | 12 |
3 files changed, 9 insertions, 6 deletions
diff --git a/CHANGELOG.rst b/CHANGELOG.rst index 1ac12976..00a0a012 100644 --- a/CHANGELOG.rst +++ b/CHANGELOG.rst @@ -8,6 +8,7 @@ Changelog * Support for OpenSSL 0.9.8 has been removed. Users on older version of OpenSSL will need to upgrade. +* Added :class:`~cryptography.hazmat.primitives.kdf.kbkdf.KBKDFHMAC`. 1.3.2 - 2016-05-04 ~~~~~~~~~~~~~~~~~~ diff --git a/src/cryptography/hazmat/primitives/kdf/kbkdf.py b/src/cryptography/hazmat/primitives/kdf/kbkdf.py index 70a0fdc6..29ac0fad 100644 --- a/src/cryptography/hazmat/primitives/kdf/kbkdf.py +++ b/src/cryptography/hazmat/primitives/kdf/kbkdf.py @@ -112,7 +112,7 @@ class KBKDFHMAC(object): output = [b''] # For counter mode, the number of iterations shall not be - # larger than 2^r-1, where r ≤ 32 is the binary length of the counter + # larger than 2^r-1, where r <= 32 is the binary length of the counter # This ensures that the counter values used as an input to the # PRF will not repeat during a particular call to the KDF function. r_bin = utils.int_to_bytes(1, self._rlen) diff --git a/tests/hazmat/primitives/utils.py b/tests/hazmat/primitives/utils.py index e45466d8..8705cdc4 100644 --- a/tests/hazmat/primitives/utils.py +++ b/tests/hazmat/primitives/utils.py @@ -391,19 +391,21 @@ def kbkdf_counter_mode_test(backend, params): 'hmac_sha512': hashes.SHA512, } - supportd_counter_locations = { + supported_counter_locations = { "before_fixed": CounterLocation.BeforeFixed, "after_fixed": CounterLocation.AfterFixed, } algorithm = supported_algorithms.get(params.get('prf')) if algorithm is None or not backend.hmac_supported(algorithm()): - pytest.skip('Does not support algorithm') + pytest.skip("KBKDF does not support algorithm: {0}".format( + params.get('prf') + )) - ctr_loc = supportd_counter_locations.get(params.get("ctrlocation")) + ctr_loc = supported_counter_locations.get(params.get("ctrlocation")) if ctr_loc is None or not isinstance(ctr_loc, CounterLocation): - pytest.skip("Does not support counter location".format( - location=params.get('ctrlocation') + pytest.skip("Does not support counter location: {0}".format( + params.get('ctrlocation') )) ctrkdf = KBKDFHMAC( |