/opt/imunify360/venv/lib/python3.11/site-packages/cryptography/hazmat/primitives/kdf/__pycache__
� 2��4 Xoj� � � d dl mZ d dlZd dlmZ d dlmZmZ d dlm Z m Z m Z d dl m Z dd �Zd d�Zd d�Z G d� de � � Z G d� de � � ZdS ) � )� annotationsN)�utils)�AlreadyFinalized� InvalidKey)� constant_time�hashes�hmac)�KeyDerivationFunction�n�int�return�bytesc �0 � | � dd�� � S )N� �big)�length� byteorder)�to_bytes)r s ��/builddir/build/BUILD/imunify360-venv-2.6.1/opt/imunify360/venv/lib64/python3.11/site-packages/cryptography/hazmat/primitives/kdf/concatkdf.py� _int_to_u32ber s � � �:�:�Q�%�:� 0� 0�0� � algorithm�hashes.HashAlgorithmr � otherinfo� bytes | None�Nonec �~ � | j dz }||k rt d|� d�� � �|�t j d|� � d S d S )Nl �� z Cannot derive keys larger than z bits.r )� digest_size� ValueErrorr � _check_bytes)r r r � max_lengths r �_common_args_checksr" s] � � �&�)�4�J� � ����M�:�M�M�M�N�N�N�� � ��;� �2�2�2�2�2� � r � key_material�auxfn�'typing.Callable[[], hashes.HashContext]c � � t j d| � � dg}d}d}||k r� |� � }|� t |� � � � |� | � � |� |� � |� |� � � � � |t |d � � z }|dz }||k ��d� |� � d |� S )Nr# r r � ���)r �_check_byteslike�updater �append�finalize�len�join)r# r r$ r �output�outlen�counter�hs r �_concatkdf_deriver3 s� � � ��>�<�8�8�8��U�F� �F��G� �6�/�/� �E�G�G�� ��� �w�'�'�(�(�(� ��� � � � � �������� � �a�j�j�l�l�#�#�#��#�f�R�j�/�/�!���1� �� �6�/�/� �8�8�F� � �G�V�G� $�$r c �2 � e Zd Z ddd �Zdd �Zdd�Zdd�ZdS )� ConcatKDFHashNr r r r r r �backend� typing.Anyc �h � t |||� � || _ || _ |�|nd| _ d| _ d S )Nr F)r" � _algorithm�_length� _otherinfo�_used)�selfr r r r6 s r �__init__zConcatKDFHash.__init__7 s? � � �I�v�y�9�9�9�#��� �� �.7�.C�������� � � r r � hashes.Hashc �4 � t j | j � � S �N)r �Hashr9 �r= s r �_hashzConcatKDFHash._hashE s � ��{�4�?�+�+�+r r# r c �n � | j rt �d| _ t || j | j | j � � S �NT)r< r r3 r: rD r; �r= r# s r �derivezConcatKDFHash.deriveH �: � � �:� #�"� "��� � � �$�,�� �D�O� � � r � expected_keyr c �d � t j | � |� � |� � st �d S rA �r �bytes_eqrH r �r= r# rJ s r �verifyzConcatKDFHash.verifyP �3 � � �%�d�k�k�,�&?�&?� �N�N� � � � � r rA )r r r r r r r6 r7 )r r? �r# r r r �r# r rJ r r r )�__name__� __module__� __qualname__r> rD rH rO � r r r5 r5 6 sn � � � � � � #� � � � � � ,� ,� ,� ,� � � � � � � � � � r r5 c �2 � e Zd Z ddd �Zdd�Zdd�Zdd�ZdS )� ConcatKDFHMACNr r r r �saltr r r6 r7 c � � t |||� � || _ || _ |�|nd| _ |j �t |j � d�� � �|� d|j z }nt j d|� � || _ d| _ d S )Nr z is unsupported for ConcatKDF� rY F) r" r9 r: r; � block_size� TypeError�namer r �_saltr< )r= r r rY r r6 s r r> zConcatKDFHMAC.__init__V s� � � �I�v�y�9�9�9�#��� �� �.7�.C������ � � '��y�~� L� L� L�M�M� M� �<��Y� 1�1�D�D� � �v�t� ,� ,� ,��� ��� � � r r � hmac.HMACc �@ � t j | j | j � � S rA )r �HMACr_ r9 rC s r �_hmaczConcatKDFHMAC._hmaco s � ��y���T�_�5�5�5r r# r c �n � | j rt �d| _ t || j | j | j � � S rF )r< r r3 r: rc r; rG s r rH zConcatKDFHMAC.deriver rI r rJ r c �d � t j | � |� � |� � st �d S rA rL rN s r rO zConcatKDFHMAC.verifyz rP r rA ) r r r r rY r r r r6 r7 )r r` rQ rR )rS rT rU r> rc rH rO rV r r rX rX U sn � � � � � � #� � � � � �26� 6� 6� 6� � � � � � � � � � r rX )r r r r )r r r r r r r r ) r# r r r r$ r% r r r r )� __future__r �typing� cryptographyr �cryptography.exceptionsr r � cryptography.hazmat.primitivesr r r �"cryptography.hazmat.primitives.kdfr r r" r3 r5 rX rV r r �<module>rl s �� #� "� "� "� "� "� � � � � � � � � � � @� @� @� @� @� @� @� @� F� F� F� F� F� F� F� F� F� F� D� D� D� D� D� D�1� 1� 1� 1� 3� 3� 3� 3�%� %� %� %�. � � � � �)� � � �>' � ' � ' � ' � ' �)� ' � ' � ' � ' � ' r
.
Edit
..
Edit
__init__.cpython-311.pyc
Edit
concatkdf.cpython-311.pyc
Edit
hkdf.cpython-311.pyc
Edit
kbkdf.cpython-311.pyc
Edit
pbkdf2.cpython-311.pyc
Edit
scrypt.cpython-311.pyc
Edit
x963kdf.cpython-311.pyc
Edit