diff options
| -rw-r--r-- | cryptography/hazmat/backends/multibackend.py | 7 | ||||
| -rw-r--r-- | tests/hazmat/backends/test_multibackend.py | 11 |
2 files changed, 17 insertions, 1 deletions
diff --git a/cryptography/hazmat/backends/multibackend.py b/cryptography/hazmat/backends/multibackend.py index b4cb6889..5acec333 100644 --- a/cryptography/hazmat/backends/multibackend.py +++ b/cryptography/hazmat/backends/multibackend.py @@ -178,6 +178,13 @@ class MultiBackend(object): raise UnsupportedAlgorithm("RSA is not supported by the backend.", _Reasons.UNSUPPORTED_PUBLIC_KEY_ALGORITHM) + def load_rsa_numbers(self, numbers): + for b in self._filtered_backends(RSABackend): + return b.load_rsa_numbers(numbers) + + raise UnsupportedAlgorithm("RSA is not supported by the backend", + _Reasons.UNSUPPORTED_PUBLIC_KEY_ALGORITHM) + def generate_dsa_parameters(self, key_size): for b in self._filtered_backends(DSABackend): return b.generate_dsa_parameters(key_size) diff --git a/tests/hazmat/backends/test_multibackend.py b/tests/hazmat/backends/test_multibackend.py index 3fa364e2..d4c89be3 100644 --- a/tests/hazmat/backends/test_multibackend.py +++ b/tests/hazmat/backends/test_multibackend.py @@ -23,7 +23,7 @@ from cryptography.hazmat.backends.interfaces import ( ) from cryptography.hazmat.backends.multibackend import MultiBackend from cryptography.hazmat.primitives import cmac, hashes, hmac -from cryptography.hazmat.primitives.asymmetric import padding +from cryptography.hazmat.primitives.asymmetric import padding, rsa from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes from ...utils import raises_unsupported_algorithm @@ -111,6 +111,8 @@ class DummyRSABackend(object): pass def encrypt_rsa(self, public_key, plaintext, padding): + + def load_rsa_numbers(self, numbers): pass @@ -236,6 +238,8 @@ class TestMultiBackend(object): backend.decrypt_rsa("private_key", "encrypted", padding.PKCS1v15()) + backend.load_rsa_numbers(rsa.RSAPublicNumbers(e=3, n=1)) + backend = MultiBackend([]) with raises_unsupported_algorithm( _Reasons.UNSUPPORTED_PUBLIC_KEY_ALGORITHM @@ -279,6 +283,11 @@ class TestMultiBackend(object): ): backend.decrypt_rsa("private_key", "encrypted", padding.PKCS1v15()) + with raises_unsupported_algorithm( + _Reasons.UNSUPPORTED_PUBLIC_KEY_ALGORITHM + ): + backend.load_rsa_numbers(rsa.RSAPublicNumbers(e=3, n=1)) + def test_dsa(self): backend = MultiBackend([ DummyDSABackend() |