Coverage for /pythoncovmergedfiles/medio/medio/usr/local/lib/python3.8/site-packages/cryptography/exceptions.py: 86%

1# This file is dual licensed under the terms of the Apache License, Version 

2# 2.0, and the BSD License. See the LICENSE file in the root of this repository 

3# for complete details. 

4 

5 

6import typing 

7 

8from cryptography import utils 

9 

10if typing.TYPE_CHECKING: 

11 from cryptography.hazmat.bindings._rust import openssl as rust_openssl 

12 

13 

14class _Reasons(utils.Enum): 

15 BACKEND_MISSING_INTERFACE = 0 

16 UNSUPPORTED_HASH = 1 

17 UNSUPPORTED_CIPHER = 2 

18 UNSUPPORTED_PADDING = 3 

19 UNSUPPORTED_MGF = 4 

20 UNSUPPORTED_PUBLIC_KEY_ALGORITHM = 5 

21 UNSUPPORTED_ELLIPTIC_CURVE = 6 

22 UNSUPPORTED_SERIALIZATION = 7 

23 UNSUPPORTED_X509 = 8 

24 UNSUPPORTED_EXCHANGE_ALGORITHM = 9 

25 UNSUPPORTED_DIFFIE_HELLMAN = 10 

26 UNSUPPORTED_MAC = 11 

27 

28 

29class UnsupportedAlgorithm(Exception): 

30 def __init__( 

31 self, message: str, reason: typing.Optional[_Reasons] = None 

32 ) -> None: 

33 super().__init__(message) 

34 self._reason = reason 

35 

36 

37class AlreadyFinalized(Exception): 

38 pass 

39 

40 

41class AlreadyUpdated(Exception): 

42 pass 

43 

44 

45class NotYetFinalized(Exception): 

46 pass 

47 

48 

49class InvalidTag(Exception): 

50 pass 

51 

52 

53class InvalidSignature(Exception): 

54 pass 

55 

56 

57class InternalError(Exception): 

58 def __init__( 

59 self, msg: str, err_code: typing.List["rust_openssl.OpenSSLError"] 

60 ) -> None: 

61 super().__init__(msg) 

62 self.err_code = err_code 

63 

64 

65class InvalidKey(Exception): 

66 pass