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Editing: crypto_generichash.cpython-38.pyc
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the default digest size is :py:data:`.crypto_generichash_BYTES` :type digest_size: int :param key: must be at most :py:data:`.crypto_generichash_KEYBYTES_MAX` long :type key: bytes :param salt: must be at most :py:data:`.crypto_generichash_SALTBYTES` long; will be zero-padded if needed :type salt: bytes :param person: must be at most :py:data:`.crypto_generichash_PERSONALBYTES` long: will be zero-padded if needed :type person: bytes :return: digest_size long digest :rtype: bytes �#Input data must be a bytes sequencer �unsigned char[]�unsigned char []r �Unexpected failureN)r$ r r r r r r �newr r �memmover r Z(crypto_generichash_blake2b_salt_personal� RuntimeError�buffer) r& r r r r �digest�_salt�_person�rcr" r" r# �!generichash_blake2b_salt_personal^ s. � �r3 � _Blake2State� Blake2State)�boundc @ sD e Zd ZdZddgZed�dd�Zed�dd �Ze e d �d d �Z d S )r5 zN Python-level wrapper for the crypto_generichash_blake2b state buffer � _statebufr )r c C s t �dt�| _|| _d S )Nr( )r r+ r r7 r )�selfr r" r" r# �__init__� s �zBlake2State.__init__)r c C s t d�| jj���dS )zc Raise the same exception as hashlib's blake implementation on copy.copy() zcan't pickle {} objectsN)r r � __class__�__name__)r8 r" r" r# � __reduce__� s �zBlake2State.__reduce__)r8 r c C s" | � | j�}t�|j| jt� |S )N)r: r r r, r7 r )r8 Z_str" r" r# �copy� s �zBlake2State.copyN) r; � __module__� __qualname__�__doc__� __slots__r r9 r r< r4 r= r" r" r" r# r5 � s )r r r r r c C s� t || ||� t|�}t�dt�}t�dt�}t�||t|�� t�||t|�� t� |j | t| �|||�}t |dkdt j d� |S )a@ Create a new initialized blake2b hash state :param key: must be at most :py:data:`.crypto_generichash_KEYBYTES_MAX` long :type key: bytes :param salt: must be at most :py:data:`.crypto_generichash_SALTBYTES` long; will be zero-padded if needed :type salt: bytes :param person: must be at most :py:data:`.crypto_generichash_PERSONALBYTES` long: will be zero-padded if needed :type person: bytes :param digest_size: must be at most :py:data:`.crypto_generichash_BYTES_MAX`; the default digest size is :py:data:`.crypto_generichash_BYTES` :type digest_size: int :return: a initialized :py:class:`.Blake2State` :rtype: object r) r r* r )r$ r5 r r+ r r r, r r Z-crypto_generichash_blake2b_init_salt_personalr7 r r r- )r r r r �stater0 r1 r2 r" r" r# �generichash_blake2b_init� s �rC )rB r& r c C sX t t| t�dtjd� t t|t�dtjd� t�| j|t |��}t |dkdtj d� dS )z�Update the blake2b hash state :param state: a initialized Blake2bState object as returned from :py:func:`.crypto_generichash_blake2b_init` :type state: :py:class:`.Blake2State` :param data: :type data: bytes �"State must be a Blake2State objectr r' r r* N) r r r5 r r r r Z!crypto_generichash_blake2b_updater7 r r- )rB r& r2 r" r" r# �generichash_blake2b_update� s �� �rE )rB r c C s^ t t| t�dtjd� t�dt�}t� | j || j �}t |dkdtj d� t� || j �dd� S )a: Finalize the blake2b hash state and return the digest. :param state: a initialized Blake2bState object as returned from :py:func:`.crypto_generichash_blake2b_init` :type state: :py:class:`.Blake2State` :return: the blake2 digest of the passed-in data stream :rtype: bytes rD r r( r r* N)r r r5 r r r r+ r r Z crypto_generichash_blake2b_finalr7 r r- r. )rB Z_digestr2 r" r" r# �generichash_blake2b_final s � �rF ))�typingr r Znaclr r Z nacl._sodiumr r Znacl.exceptionsr Z crypto_generichash_blake2b_bytesr r �__annotations__Z$crypto_generichash_blake2b_bytes_minr Z$crypto_generichash_blake2b_bytes_maxr Z#crypto_generichash_blake2b_keybytesr Z'crypto_generichash_blake2b_keybytes_minr Z'crypto_generichash_blake2b_keybytes_maxr Z$crypto_generichash_blake2b_saltbytesr Z(crypto_generichash_blake2b_personalbytesr Z crypto_generichash_statebytesr r! r r r$ r3 r4 r5 rC rE rF r" r" r" r# �<module> sf � � � � 7�� 8 �� 0
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