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opt
/
alt
/
python37
/
lib64
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python3.7
/
site-packages
/
cryptography
/
hazmat
/
primitives
/
__pycache__
/
File Content:
padding.cpython-37.pyc
B \��`h � @ s d dl mZmZmZ d dlZd dlZd dlmZ d dlm Z d dl mZ e�ej �G dd� de��Zdd � Zd d� Zdd � Zdd� Zdd� ZG dd� de�Ze�e�G dd� de��Ze�e�G dd� de��ZG dd� de�Ze�e�G dd� de��Ze�e�G dd� de��ZdS )� )�absolute_import�division�print_functionN)�utils)�AlreadyFinalized)�libc @ s( e Zd Zejdd� �Zejdd� �ZdS )�PaddingContextc C s dS )zR Pads the provided bytes and returns any available data as bytes. N� )�self�datar r �Y/opt/alt/python37/lib64/python3.7/site-packages/cryptography/hazmat/primitives/padding.py�update s zPaddingContext.updatec C s dS )z6 Finalize the padding, returns bytes. Nr )r r r r �finalize s zPaddingContext.finalizeN)�__name__� __module__�__qualname__�abc�abstractmethodr r r r r r r s r c C s6 d| krdksn t d��| d dkr2t d��d S )Nr i� z%block_size must be in range(0, 2041).� z#block_size must be a multiple of 8.)� ValueError)� block_sizer r r �_byte_padding_check s r c C sj | d krt d��t|t�s"td��| |7 } t| �|d }| d ||d � }| ||d d � } | |fS )NzContext was already finalized.zdata must be bytes.r )r � isinstance�bytes� TypeError�len)�buffer_r r �finished_blocks�resultr r r �_byte_padding_update'