a
    ϏPf                     @  sR   d dl mZ d dlZd dlmZ d dlmZ d dlmZm	Z	m
Z
 G dd dZdS )    )annotationsN)constant_time)InvalidToken)HOTPHOTPHashTypes_generate_uric                   @  sZ   e Zd Zddddddddd	d
ZdddddZddddddZddddddZdS )TOTPNTbytesintr   z
typing.Anybool)keylength	algorithm	time_stepbackendenforce_key_lengthc                 C  s   || _ t||||d| _d S )N)r   )
_time_stepr   _hotp)selfr   r   r   r   r   r    r   n/var/www/html/python-backend/venv/lib/python3.9/site-packages/cryptography/hazmat/primitives/twofactor/totp.py__init__   s    	zTOTP.__init__zint | float)timereturnc                 C  s   t || j }| j|S )N)r
   r   r   generate)r   r   counterr   r   r   r   !   s    zTOTP.generateNone)totpr   r   c                 C  s   t | ||stdd S )Nz#Supplied TOTP value does not match.)r   Zbytes_eqr   r   )r   r   r   r   r   r   verify%   s    zTOTP.verifystrz
str | None)account_nameissuerr   c                 C  s   t | jd||dt| jfgS )Nr   Zperiod)r   r   r
   r   )r   r    r!   r   r   r   get_provisioning_uri)   s    zTOTP.get_provisioning_uri)NT)__name__
__module____qualname__r   r   r   r"   r   r   r   r   r      s     r   )
__future__r   typingZcryptography.hazmat.primitivesr   Z(cryptography.hazmat.primitives.twofactorr   Z-cryptography.hazmat.primitives.twofactor.hotpr   r   r   r   r   r   r   r   <module>   s
   