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l_                 @   sx  d dl mZmZmZ d dlmZ d dlmZmZ d dl	m
Z
 dd ZejeejeG dd deZejeejeG d	d
 d
eZejeejeG dd deZejeejeG dd deZejeejeG dd deZejeG dd deZejeG dd deZejeejeG dd deZejeeje
G dd deZdS )    )absolute_importdivisionprint_function)utils)BlockCipherAlgorithmCipherAlgorithm)ModeWithNoncec             C   s<   t jd| t|d | jkr8tdjt|d | j|S )Nkey   zInvalid key size ({}) for {}.)r   _check_byteslikelen	key_sizes
ValueErrorformatname)	algorithmr	    r   "/usr/lib64/python3.6/algorithms.py_verify_key_size   s    r   c               @   s8   e Zd Zd ZdZeddddgZdd Zedd Z	d	S )
AES         i   c             C   s   t | || _d S )N)r   r	   )selfr	   r   r   r   __init__%   s    zAES.__init__c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   key_size(   s    zAES.key_sizeN)
__name__
__module____qualname__r   
block_size	frozensetr   r   propertyr   r   r   r   r   r      s
   r   c               @   s6   e Zd ZdZdZedddgZdd Zedd Z	d	S )
CamelliaZcamelliar   r   r   c             C   s   t | || _d S )N)r   r	   )r   r	   r   r   r   r   4   s    zCamellia.__init__c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   r   7   s    zCamellia.key_sizeN)
r   r   r   r   r   r    r   r   r!   r   r   r   r   r   r"   -   s
   r"   c               @   s6   e Zd ZdZdZedddgZdd Zedd Z	d	S )
	TripleDESZ3DES@   r   r   c             C   sF   t |dkr||| 7 }nt |dkr6||d d 7 }t| || _d S )Nr
      )r   r   r	   )r   r	   r   r   r   r   C   s
    zTripleDES.__init__c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   r   J   s    zTripleDES.key_sizeN)
r   r   r   r   r   r    r   r   r!   r   r   r   r   r   r#   <   s
   r#   c               @   s8   e Zd Zd ZdZeedddZdd Ze	dd Z
d	S )
Blowfishr$       i  r
   c             C   s   t | || _d S )N)r   r	   )r   r	   r   r   r   r   V   s    zBlowfish.__init__c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   r   Y   s    zBlowfish.key_sizeN)r   r   r   r   r   r    ranger   r   r!   r   r   r   r   r   r&   O   s
   r&   c               @   s8   e Zd Zd ZdZeedddZdd Ze	dd Z
d	S )
CAST5r$   (      r
   c             C   s   t | || _d S )N)r   r	   )r   r	   r   r   r   r   e   s    zCAST5.__init__c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   r   h   s    zCAST5.key_sizeN)r   r   r   r   r   r    r(   r   r   r!   r   r   r   r   r   r)   ^   s
   r)   c            	   @   s<   e Zd ZdZedddddddd	gZd
d Zedd ZdS )ARC4ZRC4r*   8   r$   P   r      r   r   c             C   s   t | || _d S )N)r   r	   )r   r	   r   r   r   r   r   s    zARC4.__init__c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   r   u   s    zARC4.key_sizeN)	r   r   r   r   r    r   r   r!   r   r   r   r   r   r,   m   s   r,   c               @   s2   e Zd Zd ZdZedgZdd Zedd Z	dS )IDEAr$   r   c             C   s   t | || _d S )N)r   r	   )r   r	   r   r   r   r      s    zIDEA.__init__c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   r      s    zIDEA.key_sizeN)
r   r   r   r   r   r    r   r   r!   r   r   r   r   r   r0   z   s
   
r0   c               @   s2   e Zd Zd ZdZedgZdd Zedd Z	dS )SEEDr   c             C   s   t | || _d S )N)r   r	   )r   r	   r   r   r   r      s    zSEED.__init__c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   r      s    zSEED.key_sizeN)
r   r   r   r   r   r    r   r   r!   r   r   r   r   r   r1      s
   
r1   c               @   s8   e Zd Zd ZedgZdd ZejdZ	e
dd ZdS )ChaCha20r   c             C   s6   t | || _tjd| t|dkr,td|| _d S )Nnoncer%   z!nonce must be 128-bits (16 bytes))r   r	   r   r   r   r   _nonce)r   r	   r3   r   r   r   r      s
    zChaCha20.__init__r4   c             C   s   t | jd S )Nr
   )r   r	   )r   r   r   r   r      s    zChaCha20.key_sizeN)r   r   r   r   r    r   r   r   Zread_only_propertyr3   r!   r   r   r   r   r   r2      s
   
	
r2   N)Z
__future__r   r   r   Zcryptographyr   Z&cryptography.hazmat.primitives.ciphersr   r   Z,cryptography.hazmat.primitives.ciphers.modesr   r   Zregister_interfaceobjectr   r"   r#   r&   r)   r,   r0   r1   r2   r   r   r   r   <module>   s:   





