o
    c]                  	   @   s   d dl Z z
d dlZe ZW n eefy   dZY nw d dlmZmZm	Z	 e j
d d dk s3edkrTd dlmZmZ e j
d  dkrDeZddd	Zdd
dZdd ZdS ddd	ZdddZdd ZdS )    NZCPython)oct2intnullensureString   )   r   )a2b_hexb2a_hexFc                 C   sF   | sdS t tt| d}|r!t| d d@ r!|dt| d >  S |S )Nr               )longr   r   r   len)octetssignedvalue r   7/usr/lib/python3/dist-packages/pyasn1/compat/integer.py
from_bytes   s   r   c                 C   s4  | dk r|rt | }d|> }| | | }ntd| dkr#|dkr#tS d}| }t|dd  }|dr:|d d }t|d@ rDd| }| |ksJ|rtt|d }t||}||krhd	|| d d
 d  | }n|rt|| dkrttdt|d d d}	|r|	d@ r| dkrd	| }n| dk rd| }t|}
|
S )Nr   r   z&can't convert negative int to unsignedr   L0   Z00r      zint too big to convertr	   r
   Zff)		bitLengthOverflowErrorr   hexendswithr   maxintr   )r   r   lengthbitsZmaxValueZvalueToEncodehexValueZ	hexLengthZ	padLengthZ
firstOctetZoctets_valuer   r   r   to_bytes$   s@   

r#   c                 C   sF   t t| }t|d }|dr|d8 }|d@ r|d7 }|d9 }|S )Nr   r   r   r   )r   absr   r   )numberr"   r!   r   r   r   r   T   s   
r   c                 C   s   t jt| d|dS )Nbigr   )r   r   bytes)r   r   r   r   r   r   b   s   c                 C   sJ   t |  |}|r|d dkr|d7 }| j|d |d rdpd d|dS )Nr   r   r   r&   r'   )r   
bit_lengthr#   )r   r   r    r   r   r   r#   e   s   $c                 C   s   t |  S )N)r   r)   )r%   r   r   r   r   m   s   )F)Fr   )sysplatformZpython_implementationimplementationImportErrorAttributeErrorZpyasn1.compat.octetsr   r   r   version_infoZbinasciir   r   r   r   r   r#   r   r   r   r   r   <module>   s$   

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