File manager

U

��.em�@sjdZd
dl
Z
d
dlZd
dlZdddgZGdd�de�Zddd�
d	d�Zdd
d�
Zdd�Z	e
d
krfe	�
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eZ
dZd
S)rN)�__name__�
__module__�__qualname__�rr�/usr/lib64/python3.8/uu.pyr&s
F�
�backtickc
	Csj
g}�
zH|d
krt
jj}n`t|t�rz|dkr8tj�|�
}|dkrfzt�	|�
j
}Wntk
rd


YnXt|d�}|�
|�

|
d
kr�t
jj}
nt|
t�r�t|
d�}
|�
|
�

|dkr�d
}|dkr�d}|�dd�}|�dd	�}|
�d
|d@|f�d�
�

|�d
�
}t|�
dk�
r0|
�tj||d��

|�d
�
}�
q|�
rB|
�d�

n
|
�d�

W5|D]}|��
�
qTXdS)z
Uuencode file�
-N�rb�wbi�
�

z\n�

z\rzbegin %o %s
i�
�ascii�-r
r
s`
end
s 
end
)�close�sys�stdin�buffer�
isinstance�str�os�path�basename�stat�st_mode�AttributeError�open�append�stdout�replace�writer�read�len�binasciiZb2a_uu)�in_file�out_file�name�moder�opened_files�
f�datarrr	r)sF




































c

Cspg}|d
krtj
j}nt|t�r4t|d�}|�|�

�z|��}|sLt	d�
�
|�
d�
sXq8|�dd�}t|�
dkr8|ddkr8zt
|d	d
�
Wq�Wq8tk
r�


Yq8Xq8|
dk�
r:|d�d�
�d
�
}
tj�|
�
r�t	d|
���
�
|
�
tj�
�
s*dtj��|
k�
s*tj�
r:|
�
tj�
�
s*dtj��|
k�
r:t	d|
�d��
�
|dk�
rRt
|d	d
�}|
d
k�
rftjj}
n0t|
t��
r�t|
d�}t�|
|�
|}
|�|
�

|��}	|	�rD|	�d�
dk�rDzt�|	�
}
Wnjtj	k
�r,
}
zH|	ddd@ddd}t�|	d|��
}
|�stj�d|�

W5d}~XYnX|
�|
�

|��}	�
q�|	�sRt	d�
�
W5|D]}|��
�qZXdS)zDecode uuencoded filerr
z'No valid begin line found in input filesbegin�
 ��r
�
�Ns 	
rz Cannot overwrite existing file: z..zRefusing to write to z due to directory traversalrsend� �?��zWarning: %s
zTruncated input file)rrrrrrr r�readliner�
startswith�splitr%�int�
ValueError�rstriprrr�exists�sep�altsepr!�chmod�stripr&Za2b_uu�stderrr#)
r'r(r*�quietr+r,ZhdrZ	hdrfields�fp�
sr-�
v�nbytesrrr	rcsr


























��
��



















"





cCs4
d
dl}|j
dd�
}
|
jddddd	d
d�
|
jdd
ddd	d
d�
|
��\}}t|�
dkrl|
�d�

t�d�

tjj	}tj
j	}t|�
d
kr�|d
}t|�
dkr�|d}|jr�|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)zuuencode/uudecode main programr
Nz'usage: %prog [-d] [-t] [input [output]])
Zusagez-dz--decoderzDecode (instead of encode)?F�
store_true)�dest�help�default�actionz-tz--text�textz2data is text, encoded format unix-compatible text?r/zincorrect number of argumentsr1rz: cannot do -t to stdoutr
z: cannot do -t from stdin)�optparseZOptionParserZ
add_option�
parse_argsr%�errorr�exitrrr!rrMrrr�print�argvr)rN�parserZoptions�args�input�outputrrr	�test�s6
























rX�__main__)NN)NNF)�__doc__r&rr�__all__�	ExceptionrrrrXrrrrr	�<module>s


:
J&