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- # 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.
- from __future__ import annotations
- from cryptography import utils
- from cryptography.hazmat.bindings._rust import openssl as rust_openssl
- from cryptography.hazmat.primitives.kdf import KeyDerivationFunction
- class Mode(utils.Enum):
- CounterMode = "ctr"
- class CounterLocation(utils.Enum):
- BeforeFixed = "before_fixed"
- AfterFixed = "after_fixed"
- MiddleFixed = "middle_fixed"
- KBKDFHMAC = rust_openssl.kdf.KBKDFHMAC
- KeyDerivationFunction.register(KBKDFHMAC)
- KBKDFCMAC = rust_openssl.kdf.KBKDFCMAC
- KeyDerivationFunction.register(KBKDFCMAC)
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