o
    Uh0                     @   s   d dl Z d dlmZ d dlZd dlmZ ejjZ	ejj
ZejjZejjZejjZejjZejjZejjZejjZejjZejjZejjZG dd dZ 						
	dde!de!de"de"de"de"de"de!fddZ#dS )    N)NoReturn)bytes_as_stringc                   @   s   e Zd ZdZeZeZeZ	e
Zdedddfdededededef
dd	Zed
efddZed
efddZed
efddZded
dfddZd
efddZd
efddZdddZd
efddZdS )blake2bzK
    :py:mod:`hashlib` API compatible blake2b algorithm implementation
        datadigest_sizekeysaltpersonc                 C   s.   t ||||d| _|| _|r| | dS dS )ab  
        :py:class:`.blake2b` algorithm initializer

        :param data:
        :type data: bytes
        :param int digest_size: the requested digest size; must be
                                at most :py:attr:`.MAX_DIGEST_SIZE`;
                                the default digest size is :py:data:`.BYTES`
        :param key: the key to be set for keyed MAC/PRF usage; if set,
                    the key must be at most :py:data:`.KEYBYTES_MAX` long
        :type key: bytes
        :param salt: a initialization salt at most
                     :py:attr:`.SALT_SIZE` long; it will be zero-padded
                     if needed
        :type salt: bytes
        :param person: a personalization string at most
                       :py:attr:`.PERSONAL_SIZE` long; it will be zero-padded
                       if needed
        :type person: bytes
        )r   r	   r
   r   N)	_b2b_init_state_digest_sizeupdate)selfr   r   r   r	   r
    r   ?/var/www/html/venv/lib/python3.10/site-packages/nacl/hashlib.py__init__0   s   zblake2b.__init__returnc                 C   s   | j S N)r   r   r   r   r   r   U   s   zblake2b.digest_sizec                 C      dS )N   r   r   r   r   r   
block_sizeY      zblake2b.block_sizec                 C   r   )Nr   r   r   r   r   r   name]   r   zblake2b.nameNc                 C   s   t | j| d S r   )_b2b_updater   )r   r   r   r   r   r   a   s   zblake2b.updatec                 C   s   | j  }t|S r   )r   copy
_b2b_final)r   _str   r   r   digestd   s   
zblake2b.digestc                 C   s   t t|  S r   )r   binasciihexlifyr   r   r   r   r   	hexdigesth   s   zblake2b.hexdigestc                 C   s$   t | | jd}| j }||_|S )N)r   )typer   r   r   )r   _cpr   r   r   r   r   k   s   
zblake2b.copyc                 C   s   t d| jj)zc
        Raise the same exception as hashlib's blake implementation
        on copy.copy()
        zcan't pickle {} objects)	TypeErrorformat	__class____name__r   r   r   r   
__reduce__q   s   zblake2b.__reduce__)r   r   )r(   
__module____qualname____doc__BYTESMAX_DIGEST_SIZEKEYBYTES_MAXMAX_KEY_SIZEPERSONALBYTESPERSON_SIZE	SALTBYTES	SALT_SIZEbytesintr   propertyr   r   strr   r   r   r"   r   r   r)   r   r   r   r   r   &   sB    
%
r   r               @   passwordr	   nrpmaxmemdklenr   c              	   C   s   t jj| ||||||dS )a  
    Derive a cryptographic key using the scrypt KDF.

    :raises nacl.exceptions.UnavailableError: If called when using a
        minimal build of libsodium.

    Implements the same signature as the ``hashlib.scrypt`` implemented
    in cpython version 3.6
    )rB   rC   )naclbindings%crypto_pwhash_scryptsalsa208sha256_ll)r>   r	   r?   r@   rA   rB   rC   r   r   r   scrypt{   s   rG   )r   r9   r:   r;   r<   r=   )$r    typingr   nacl.bindingsrD   
nacl.utilsr   rE   crypto_generichash_BYTESr-   crypto_generichash_BYTES_MIN	BYTES_MINcrypto_generichash_BYTES_MAX	BYTES_MAXcrypto_generichash_KEYBYTESKEYBYTEScrypto_generichash_KEYBYTES_MINKEYBYTES_MINcrypto_generichash_KEYBYTES_MAXr/   crypto_generichash_SALTBYTESr3    crypto_generichash_PERSONALBYTESr1   &has_crypto_pwhash_scryptsalsa208sha256SCRYPT_AVAILABLEcrypto_generichash_blake2b_initr    crypto_generichash_blake2b_finalr   !crypto_generichash_blake2b_updater   r   r5   r6   rG   r   r   r   r   <module>   sP   W