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| -rw-r--r-- | cryptography/hazmat/primitives/interfaces.py | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/cryptography/hazmat/primitives/interfaces.py b/cryptography/hazmat/primitives/interfaces.py index 5ef469d0..ea29e713 100644 --- a/cryptography/hazmat/primitives/interfaces.py +++ b/cryptography/hazmat/primitives/interfaces.py @@ -287,6 +287,43 @@ class RSAPublicKey(six.with_metaclass(abc.ABCMeta)): """ +class AsymmetricSignContext(six.with_metaclass(abc.ABCMeta)): + @abc.abstractmethod + def update(self, data): + """ + Processes the provided bytes and returns nothing. + """ + + @abc.abstractmethod + def finalize(self): + """ + Returns the signature as bytes. + """ + + +class AsymmetricVerifyContext(six.with_metaclass(abc.ABCMeta)): + @abc.abstractmethod + def update(self, data): + """ + Processes the provided bytes and returns nothing. + """ + + @abc.abstractmethod + def finalize(self): + """ + Raises an exception if the bytes provided to update do not match the + signature or the signature does not match the public key. + """ + + +class AsymmetricPadding(six.with_metaclass(abc.ABCMeta)): + @abc.abstractproperty + def name(self): + """ + A string naming this padding (e.g. "PSS", "PKCS1"). + """ + + class KeyDerivationFunction(six.with_metaclass(abc.ABCMeta)): @abc.abstractmethod def derive(self, key_material): |