Server : Apache/2.4.52 (Ubuntu) System : Linux webserver 6.8.0-49-generic #49~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Wed Nov 6 17:42:15 UTC 2 x86_64 User : www-data ( 33) PHP Version : 8.1.2-1ubuntu2.21 Disable Function : NONE Directory : /lib/python3/dist-packages/cryptography/hazmat/primitives/__pycache__/ |
o
�)%a� � @ s� d dl Z d dlZd dlmZ d dlmZmZmZ d dlm Z d dl
m Z G dd� de j d�Z
G d d
� d
e j d�ZG d d � d e j d�ZG d
d� de�ZG dd� de
�ZG dd� de
�ZG dd� de
�ZG dd� de
�ZG dd� de
�ZG dd� de
�ZG dd � d e
�ZG d d � d e
�ZG d d � d e
�ZG d!d"� d"e
�ZG d#d$� d$e
�ZG d%d&� d&e
e�Z G d'd(� d(e
e�Z G d)d*� d*e
�Z G d+d,� d,e
�Z G d-d.� d.e
�Z dS )/� N)�utils)�AlreadyFinalized�UnsupportedAlgorithm�_Reasons)� _get_backend)� HashBackendc @ sN e Zd Zejdefdd��Zejdefdd��Zejde j
e fdd��Z dS ) �
HashAlgorithm�returnc C � dS )zH
A string naming this algorithm (e.g. "sha256", "md5").
N� ��selfr r �G/usr/lib/python3/dist-packages/cryptography/hazmat/primitives/hashes.py�name � zHashAlgorithm.namec C r
)z<
The size of the resulting digest in bytes.
Nr r r r r � digest_size r zHashAlgorithm.digest_sizec C r
)z�
The internal block size of the hash function, or None if the hash
function does not use blocks internally (e.g. SHA3).
Nr r r r r �
block_size r zHashAlgorithm.block_sizeN) �__name__�
__module__� __qualname__�abc�abstractproperty�strr �intr �typing�Optionalr r r r r r s r )� metaclassc @ s\ e Zd Zejdefdd��Zejdeddfdd��Z ejdefdd ��Z
ejd d
d ��Z dS )
� HashContextr c C r
)zD
A HashAlgorithm that will be used by this context.
Nr r r r r � algorithm( r zHashContext.algorithm�dataNc C r
)z@
Processes the provided bytes through the hash.
Nr �r
r r r r �update. r zHashContext.updatec C r
)zR
Finalizes the hash context and returns the hash digest as bytes.
Nr r r r r �finalize4 r zHashContext.finalizec C r
)zM
Return a HashContext that is a copy of the current context.
Nr r r r r �copy: r zHashContext.copy)r r ) r r r r r r r �abstractmethod�bytesr! r" r# r r r r r ' s r c @ s e Zd ZdZdS )�ExtendableOutputFunctionz7
An interface for extendable output functions.
N)r r r �__doc__r r r r r& A s r& c @ sP e Zd Zddefdd�Ze�d�Zdeddfdd �Z dd
d �Z
defd d
�Z dS )�HashNr c C sb t |�}t|t�stdtj��t|t�std��|| _|| _ |d u r,| j �
| j �| _ d S || _ d S )Nz.Backend object does not implement HashBackend.z*Expected instance of hashes.HashAlgorithm.)
r �
isinstancer r r �BACKEND_MISSING_INTERFACEr � TypeError�
_algorithm�_backend�create_hash_ctxr �_ctx)r
r �backend�ctxr r r �__init__H s
�
z
Hash.__init__r, r r c C s. | j d u r td��t�d|� | j �|� d S )N� Context was already finalized.r )r/ r r �_check_bytesliker! r r r r r! ] s
z Hash.updatec C s* | j d u r td��t| j| j| j �� d�S )Nr3 )r0 r1 )r/ r r( r r- r# r r r r r# c s
�z Hash.copyc C s& | j d u r td��| j �� }d | _ |S )Nr3 )r/ r r" )r
�digestr r r r" j s
z
Hash.finalize)NN)r r( ) r r r r r2 r �read_only_propertyr r% r! r# r" r r r r r( G s
r( c @ � e Zd ZdZdZdZdS )�SHA1�sha1� �@ N�r r r r r r r r r r r8 r � r8 c @ r7 )�
SHA512_224z
sha512-224� � Nr< r r r r r> x r= r> c @ r7 )�
SHA512_256z
sha512-256� r@ Nr< r r r r rA ~ r= rA c @ r7 )�SHA224�sha224r? r; Nr< r r r r rC � r= rC c @ r7 )�SHA256�sha256rB r; Nr< r r r r rE � r= rE c @ r7 )�SHA384�sha384�0 r@ Nr< r r r r rG � r= rG c @ r7 )�SHA512�sha512r; r@ Nr< r r r r rJ � r= rJ c @ � e Zd ZdZdZdZdS )�SHA3_224zsha3-224r? Nr< r r r r rM � r= rM c @ rL )�SHA3_256zsha3-256rB Nr< r r r r rN � r= rN c @ rL )�SHA3_384zsha3-384rI Nr< r r r r rO � r= rO c @ rL )�SHA3_512zsha3-512r; Nr< r r r r rP � r= rP c @ �, e Zd ZdZdZdefdd�Ze�d�Z dS )�SHAKE128�shake128Nr c C �, t |t�s td��|dk rtd��|| _d S �Nz digest_size must be an integer� z&digest_size must be a positive integer�r) r r+ �
ValueError� _digest_size�r
r r r r r2 � �
zSHAKE128.__init__rY �
r r r r r r r2 r r6 r r r r r rR � �
rR c @ rQ )�SHAKE256�shake256Nr c C rT rU rW rZ r r r r2 � r[ zSHAKE256.__init__rY r\ r r r r r^ � r] r^ c @ r7 )�MD5�md5� r; Nr< r r r r r` � r= r` c @ �4 e Zd ZdZdZdZdZdefdd�Ze �
d�Z d S )
�BLAKE2b�blake2br; rV r@ r c C � |dkrt d��|| _d S )Nr; zDigest size must be 64�rX rY rZ r r r r2 � �
zBLAKE2b.__init__rY N) r r r r �_max_digest_size�_min_digest_sizer r r2 r r6 r r r r r rd � � rd c @ rc )
�BLAKE2s�blake2sr; rB rV r c C rf )NrB zDigest size must be 32rg rZ r r r r2 � rh zBLAKE2s.__init__rY N) r r r r r ri rj r r2 r r6 r r r r r rl � rk rl )!r r � cryptographyr �cryptography.exceptionsr r r � cryptography.hazmat.backendsr �'cryptography.hazmat.backends.interfacesr �ABCMetar r r& r( r8 r> rA rC rE rG rJ rM rN rO rP rR r^ r` rd rl r r r r �<module> s4 +