61 lines
1.7 KiB
Python
61 lines
1.7 KiB
Python
# This file is dual licensed under the terms of the Apache License, Version
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# 2.0, and the BSD License. See the LICENSE file in the root of this repository
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# for complete details.
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import typing
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from cryptography.hazmat.backends import _get_backend
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from cryptography.hazmat.backends.interfaces import Backend
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from cryptography.hazmat.primitives.asymmetric import dh
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from cryptography.hazmat.primitives.asymmetric.types import (
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PRIVATE_KEY_TYPES,
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PUBLIC_KEY_TYPES,
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)
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def load_pem_private_key(
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data: bytes,
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password: typing.Optional[bytes],
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backend: typing.Optional[Backend] = None,
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) -> PRIVATE_KEY_TYPES:
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backend = _get_backend(backend)
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return backend.load_pem_private_key(data, password)
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def load_pem_public_key(
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data: bytes, backend: typing.Optional[Backend] = None
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) -> PUBLIC_KEY_TYPES:
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backend = _get_backend(backend)
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return backend.load_pem_public_key(data)
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def load_pem_parameters(
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data: bytes, backend: typing.Optional[Backend] = None
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) -> "dh.DHParameters":
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backend = _get_backend(backend)
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return backend.load_pem_parameters(data)
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def load_der_private_key(
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data: bytes,
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password: typing.Optional[bytes],
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backend: typing.Optional[Backend] = None,
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) -> PRIVATE_KEY_TYPES:
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backend = _get_backend(backend)
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return backend.load_der_private_key(data, password)
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def load_der_public_key(
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data: bytes, backend: typing.Optional[Backend] = None
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) -> PUBLIC_KEY_TYPES:
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backend = _get_backend(backend)
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return backend.load_der_public_key(data)
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def load_der_parameters(
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data: bytes, backend: typing.Optional[Backend] = None
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) -> "dh.DHParameters":
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backend = _get_backend(backend)
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return backend.load_der_parameters(data)
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