JezK
Edit File: exceptions.py
# This file is dual licensed under the terms of the Apache License, Version # 2.0, and the BSD License. See the LICENSE file in the root of this repository # for complete details. import typing from cryptography import utils if typing.TYPE_CHECKING: from cryptography.hazmat.bindings.openssl.binding import ( _OpenSSLErrorWithText, ) class _Reasons(utils.Enum): BACKEND_MISSING_INTERFACE = 0 UNSUPPORTED_HASH = 1 UNSUPPORTED_CIPHER = 2 UNSUPPORTED_PADDING = 3 UNSUPPORTED_MGF = 4 UNSUPPORTED_PUBLIC_KEY_ALGORITHM = 5 UNSUPPORTED_ELLIPTIC_CURVE = 6 UNSUPPORTED_SERIALIZATION = 7 UNSUPPORTED_X509 = 8 UNSUPPORTED_EXCHANGE_ALGORITHM = 9 UNSUPPORTED_DIFFIE_HELLMAN = 10 UNSUPPORTED_MAC = 11 class UnsupportedAlgorithm(Exception): def __init__( self, message: str, reason: typing.Optional[_Reasons] = None ) -> None: super(UnsupportedAlgorithm, self).__init__(message) self._reason = reason class AlreadyFinalized(Exception): pass class AlreadyUpdated(Exception): pass class NotYetFinalized(Exception): pass class InvalidTag(Exception): pass class InvalidSignature(Exception): pass class InternalError(Exception): def __init__( self, msg: str, err_code: typing.List["_OpenSSLErrorWithText"] ) -> None: super(InternalError, self).__init__(msg) self.err_code = err_code class InvalidKey(Exception): pass