69 lines
1.4 KiB
Python
69 lines
1.4 KiB
Python
# 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
|