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a H��gm � @ sh d Z ddlZddlZddlZg d�ZG dd� de�Zddd�dd �Zdd d �Zd d � Z e dkrde � dS )z�Implementation of the UUencode and UUdecode functions. encode(in_file, out_file [,name, mode], *, backtick=False) decode(in_file [, out_file, mode, quiet]) � N)�Error�encode�decodec @ s e Zd ZdS )r N)�__name__� __module__� __qualname__� r r �/usr/lib64/python3.9/uu.pyr & s r F��backtickc C sz g }�zX| dkrt jj} n^t| t�rx|du r8tj�| �}|du rdzt�| �j }W n t yb Y n0 t | d�} |� | � |dkr�t j j}n t|t�r�t |d�}|� |� |du r�d}|du r�d}|�dd�}|�dd �}|�d |d @ |f �d �� | �d �}t|�dk�r,|�tj||d�� | �d �}q�|�r>|�d� n |�d� W |D ]}|�� �qNn|D ]}|�� �qd0 dS )z Uuencode file�-N�rb�wbi� � z\n� z\rz begin %o %s i� �ascii�- r r s ` end s end )�sys�stdin�buffer� isinstance�str�os�path�basename�stat�st_mode�AttributeError�open�append�stdout�replace�writer �read�len�binasciiZb2a_uu�close)�in_file�out_file�name�moder � opened_files�data�fr r r r ) sJ �r c C s� g }| dkrt jj} n t| t�r4t| d�} |�| � �z2| �� }|sLtd��|� d�sXq8|� dd�}t |�dkr8|d dkr8zt |d d � W q�W q8 t y� Y q80 q8|d u �r8|d �d ��d �}tj�|�r�td|� ���|� tj��s(dtj� �|v �s(tj�r8|� tj��s(dtj� �|v �r8td|� d���|d u �rPt |d d �}|dk�rdt jj}n0t|t��r�t|d�}t�||� |}|�|� | �� }|�rD|�d �dk�rDzt�|�} W nl tj�y, } zP|d d d@ d d d } t�|d | � �} |�st j�d| � W Y d } ~ n d } ~ 0 0 |�| � | �� }�q�|�sRtd��W |D ]} | � � �qXn|D ]} | � � �qn0 d S )zDecode uuencoded filer r z'No valid begin line found in input files begin� � � r � � Ns r z Cannot overwrite existing file: z..zRefusing to write to z due to directory traversalr s end� �? � � z Warning: %s zTruncated input file) r r r r r r r �readliner � startswith�splitr$ �int� ValueError�rstripr r r �exists�sep�altsepr �chmod�stripr% Za2b_uu�stderrr" r& ) r' r( r* �quietr+ ZhdrZ hdrfields�fp�sr, �v�nbytesr- r r r r c sv �� �� & �r c C s4 ddl } | jdd�}|jddddd d d � |jd d ddd d d � |�� \}}t|�dkrl|�d� t�d� tjj }tj j }t|�dkr�|d }t|�dkr�|d }|j r�|j r�t |t�r�t|d�}nttjd d� t�d� t ||� nD|j �r&t |t��r t|d�}nttjd d� t�d� t||� dS )z uuencode/uudecode main programr Nz'usage: %prog [-d] [-t] [input [output]])�usagez-dz--decoder zDecode (instead of encode)?F� store_true)�dest�help�default�actionz-tz--text�textz2data is text, encoded format unix-compatible text?r/ z incorrect number of argumentsr1 r z: cannot do -t to stdoutr z: cannot do -t from stdin)�optparseZ OptionParserZ add_option� parse_argsr$ �errorr �exitr r r r rN r r r �print�argvr )rO �parser�options�args�input�outputr r r �test� s6 rZ �__main__)NN)NNF) �__doc__r% r r �__all__� Exceptionr r r rZ r r r r r �<module> s : J&
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