diff options
| -rw-r--r-- | docs/hazmat/primitives/asymmetric/x448.rst | 3 | ||||
| -rw-r--r-- | src/cryptography/hazmat/backends/openssl/backend.py | 3 | ||||
| -rw-r--r-- | tests/hazmat/primitives/test_x448.py | 12 |
3 files changed, 16 insertions, 2 deletions
diff --git a/docs/hazmat/primitives/asymmetric/x448.rst b/docs/hazmat/primitives/asymmetric/x448.rst index 9b00c6af..4e1f0421 100644 --- a/docs/hazmat/primitives/asymmetric/x448.rst +++ b/docs/hazmat/primitives/asymmetric/x448.rst @@ -68,7 +68,8 @@ Key interfaces .. classmethod:: from_private_bytes(data) - :param bytes data: 56 byte private key. + :param data: 56 byte private key. + :type data: :term:`bytes-like` :returns: :class:`X448PrivateKey` diff --git a/src/cryptography/hazmat/backends/openssl/backend.py b/src/cryptography/hazmat/backends/openssl/backend.py index 89356d3c..3ab34c17 100644 --- a/src/cryptography/hazmat/backends/openssl/backend.py +++ b/src/cryptography/hazmat/backends/openssl/backend.py @@ -2150,8 +2150,9 @@ class Backend(object): return _X448PublicKey(self, evp_pkey) def x448_load_private_bytes(self, data): + data_ptr = self._ffi.from_buffer(data) evp_pkey = self._lib.EVP_PKEY_new_raw_private_key( - self._lib.NID_X448, self._ffi.NULL, data, len(data) + self._lib.NID_X448, self._ffi.NULL, data_ptr, len(data) ) self.openssl_assert(evp_pkey != self._ffi.NULL) evp_pkey = self._ffi.gc(evp_pkey, self._lib.EVP_PKEY_free) diff --git a/tests/hazmat/primitives/test_x448.py b/tests/hazmat/primitives/test_x448.py index 1833b03d..51be0e10 100644 --- a/tests/hazmat/primitives/test_x448.py +++ b/tests/hazmat/primitives/test_x448.py @@ -218,3 +218,15 @@ class TestX448Exchange(object): serialization.Encoding.PEM, serialization.PublicFormat.Raw ) + + def test_buffer_protocol(self, backend): + private_bytes = binascii.unhexlify( + b"9a8f4925d1519f5775cf46b04b5800d4ee9ee8bae8bc5565d498c28d" + b"d9c9baf574a9419744897391006382a6f127ab1d9ac2d8c0a598726b" + ) + key = X448PrivateKey.from_private_bytes(bytearray(private_bytes)) + assert key.private_bytes( + serialization.Encoding.Raw, + serialization.PrivateFormat.Raw, + serialization.NoEncryption() + ) == private_bytes |