17 lines
621 B
Python
17 lines
621 B
Python
# SPDX-License-Identifier: Apache-2.0
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from cryptography.hazmat.primitives import serialization
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class PrivateBytesMixin():
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def _get_private_bytes(self, minimal, format, exclass):
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if format is None:
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format = self._DEFAULT_FORMAT
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if format not in self._VALID_FORMATS:
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raise exclass("{} does not support {}".format(
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self.shortname(), format))
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return format, self.key.private_bytes(
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encoding=serialization.Encoding.DER,
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format=self._VALID_FORMATS[format],
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encryption_algorithm=serialization.NoEncryption())
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