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binhex.cpython-39.pyc
a �DOg�9 � @ s d Z ddlZddlZddlZddlZddlZddlZejdedd� g d�Z G dd� de �Z dZ d Z d Zd Zd ZG d d� d�Zdd� ZG dd� d�Zejdd� �ZG dd� d�ZG dd� d�ZG dd� d�Zdd � ZG d d � d �ZG d d � d �ZG d!d"� d"�Z d#d$� Z dS )%z�Macintosh binhex compression/decompression. easy interface: binhex(inputfilename, outputfilename) hexbin(inputfilename, outputfilename) � Nz the binhex module is deprecated� )� stacklevel)�binhex�hexbin�Errorc @ s e Zd ZdS )r N)�__name__� __module__� __qualname__� r r � /usr/lib64/python3.9/binhex.pyr % s r � i � �@ � �c @ s e Zd Zdd� ZdS )�FInfoc C s d| _ d| _d| _d S )Nz????r )�Type�Creator�Flags��selfr r r �__init__6 s zFInfo.__init__N)r r r r r r r r r 5 s r c C s� t � }t�| d��<}|�d�}d|vr,d|_|�dd� |�� }W d � n1 sT0 Y tj� | �\}}|� ddd�}|||dfS ) N�rbi r ZTEXTr �:�-r ) r �io�open�readr �seek�tell�os�path�split�replace)�name�finfo�fp�dataZdsize�dir�filer r r � getfileinfo; s &r( c @ s, e Zd Zdd� Zdd� Zdd� Zdd� Zd S ) �openrsrcc G s d S �Nr �r �argsr r r r I s zopenrsrc.__init__c G s dS �N� r r+ r r r r L s z openrsrc.readc G s d S r* r r+ r r r �writeO s zopenrsrc.writec C s d S r* r r r r r �closeR s zopenrsrc.closeN)r r r r r r/ r0 r r r r r) H s r) c c s@ t �� �$ t �ddt� d V W d � n1 s20 Y d S )N�ignore� )�warnings�catch_warnings�filterwarnings�DeprecationWarningr r r r �_ignore_deprecation_warningX s r7 c @ s0 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd S ) �_Hqxcoderenginez(Write data to the coder in 3-byte chunksc C s || _ d| _d| _td | _d S )Nr. r )�ofpr% �hqxdata�LINELEN�linelen�r r9 r r r r b s z_Hqxcoderengine.__init__c C s� | j | | _ t| j �}|d d }| j d |� }| j |d � | _ |sHd S t� �" | jt�|� | _W d � n1 sv0 Y | �d� d S )N� r )r% �lenr7 r: �binascii�b2a_hqx�_flush)r r% ZdatalenZtodor r r r/ h s 0z_Hqxcoderengine.writec C sr d}|t | j�| j krH|| j }| j�| j||� d � t| _|}q| j|d � | _|rn| j�| jd � d S )Nr � s : )r? r: r< r9 r/ r; )r �force�first�lastr r r rB t s z_Hqxcoderengine._flushc C s\ | j r@t� �$ | jt�| j � | _W d � n1 s60 Y | �d� | j�� | `d S )Nr )r% r7 r: r@ rA rB r9 r0 r r r r r0 s 2 z_Hqxcoderengine.closeN)r r r �__doc__r r/ rB r0 r r r r r8 _ s r8 c @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) �_Rlecoderenginez4Write data to the RLE-coder in suitably large chunksc C s || _ d| _d S r- )r9 r% r= r r r r � s z_Rlecoderengine.__init__c C sf | j | | _ t| j �tk r d S t� � t�| j �}W d � n1 sF0 Y | j�|� d| _ d S r- )r% r? �REASONABLY_LARGEr7 r@ � rlecode_hqxr9 r/ )r r% �rledatar r r r/ � s * z_Rlecoderengine.writec C sV | j rDt� � t�| j �}W d � n1 s.0 Y | j�|� | j�� | `d S r* )r% r7 r@ rJ r9 r/ r0 )r rK r r r r0 � s * z_Rlecoderengine.closeN)r r r rG r r/ r0 r r r r rH � s rH c @ sL e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z dS )�BinHexc C s� |\}}}}d}t |t�r.|}t�|d�}d}zR|�d� t|�} t| �| _d| _|d u r`t � }|| _ || _ | � ||� t | _W n |r�|�� � Y n0 d S )NF�wbTs0 (This file must be converted with BinHex 4.0) :r )� isinstance�strr r r/ r8 rH r9 �crcr �dlen�rlen� _writeinfo� _DID_HEADER�stater0 ) r Zname_finfo_dlen_rlenr9 r" r# rQ rR Zclose_on_errorZofnameZhqxerr r r r � s* zBinHex.__init__c C s� t |�}|dkrtd��t|g�|�d� d }|j|j }}t|t�rR|�d�}t|t�rf|�d�}|| }t� d|j �}t� d| j | j �} || | | } | � | � | �� d S )N�? zFilename too longzlatin-1� �>hz>ii)r? r �bytes�encoder r rN rO �struct�packr rQ rR �_write� _writecrc) r r" r# �nl�d�tpZcrZd2Zd3Zd4�infor r r rS � s zBinHex._writeinfoc C s t �|| j�| _| j�|� d S r* )r@ �crc_hqxrP r9 r/ �r r% r r r r] � s z BinHex._writec C s4 | j dk rd}nd}| j�t�|| j �� d| _ d S )Nr rX z>H)rP r9 r/ r[ r\ )r �fmtr r r r^ � s zBinHex._writecrcc C s0 | j tkrtd��| jt|� | _| �|� d S )Nz Writing data at the wrong time)rU rT r rQ r? r] rd r r r r/ � s z BinHex.writec C s, | j dkrtd| jf ��| �� t| _d S )Nr z Incorrect data size, diff=%r)rQ r rR r^ � _DID_DATArU r r r r � close_data� s zBinHex.close_datac C sB | j tk r| �� | j tkr$td��| jt|� | _| �|� d S )Nz'Writing resource data at the wrong time)rU rf rg r rR r? r] rd r r r � write_rsrc� s zBinHex.write_rsrcc C s� | j d u rd S zb| j tk r"| �� | j tkr4td��| jdkrNtd| jf ��| �� W d | _ | j}| `|�� nd | _ | j}| `|�� 0 d S )NzClose at the wrong timer z$Incorrect resource-datasize, diff=%r)rU rf rg r rR r^ r9 r0 r= r r r r0 � s$ �z BinHex.closeN) r r r r rS r] r^ r/ rg rh r0 r r r r rL � s rL c C s� t | �}t||�}t�| d��4}|�d�}|s0q<|�|� q |�� W d � n1 sX0 Y t| d�}|�d�}|s|q�|�|� ql|� � |� � dS )zEbinhex(infilename, outfilename): create binhex-encoded copy of a filer � � N) r( rL r r r r/ rg r) rh r0 )�inp�outr# r9 �ifpr` r r r r � s & r c @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) �_Hqxdecoderenginez*Read data via the decoder in 4-byte chunksc C s || _ d| _d S )Nr )rl �eof�r rl r r r r s z_Hqxdecoderengine.__init__c C s� d}|}|dkr�| j r|S |d d d }| j�|�}z>t� � t�|�\}| _ W d � n1 sd0 Y W q�W n tjy� Y n0 | j�d�}|s�td��|| }q6|| }|t|� }|s| j std��q|S ) z&Read at least wtd bytes (or until EOF)r. r r r> � Nr z Premature EOF on binhex file) rn rl r r7 r@ Za2b_hqxZ Incompleter r? )r ZtotalwtdZdecdata�wtdr% Z decdatacur�newdatar r r r s* . z_Hqxdecoderengine.readc C s | j �� d S r* �rl r0 r r r r r0 : s z_Hqxdecoderengine.closeN)r r r rG r r r0 r r r r rm s !rm c @ s0 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd S ) �_RledecoderenginezRead data via the RLE-coderc C s || _ d| _d| _d| _d S )Nr. r )rl � pre_buffer� post_bufferrn ro r r r r @ s z_Rledecoderengine.__init__c C sD |t | j�kr"| �|t | j� � | jd |� }| j|d � | _|S r* )r? rv �_fill)r rq �rvr r r r F s z_Rledecoderengine.readc C sB | j | j�|d � | _ | jjrdt� �$ | jt�| j � | _W d � n1 sP0 Y d| _ d S t| j �}| j dd � t d t kr�|d }nX| j dd � t kr�|d }n<| j dd � t d kr�|d }n | j dd� t kr�n|d }t� �, | jt�| j d |� � | _W d � n1 �s$0 Y | j |d � | _ d S ) Nrp r. ���rW r> ���r ���r ) ru rl r rn r7 rv r@ Z rledecode_hqxr? �RUNCHAR)r rq Zmarkr r r rw M s. �$ �&z_Rledecoderengine._fillc C s | j �� d S r* rs r r r r r0 r s z_Rledecoderengine.closeN)r r r rG r r rw r0 r r r r rt = s %rt c @ sL e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z dS )�HexBinc C sf t |t�rt�|d�}|�d�}|s,td��|dkr6q|dkrqBqt|�}t|�| _d| _ | � � d S )Nr r zNo binhex data foundrC � :r ) rN rO r r r r rm rt rl rP � _readheader)r rl ZchZhqxifpr r r r v s zHexBin.__init__c C s | j �|�}t�|| j�| _|S r* )rl r r@ rc rP )r r? r% r r r �_read� s z HexBin._readc C sN t �d| j�d��d d@ }| jd@ | _|| jkrDtd| j|f ��d| _d S )NrX r r i�� z CRC error, computed %x, read %x)r[ �unpackrl r rP r )r Zfilecrcr r r � _checkcrc� s �zHexBin._checkcrcc C s� | � d�}| � t|��}| � d�}| �� |dd� }|dd� }t�d|dd� �d }t�d|dd � �d | _t�d|d d� �d | _|| _t� | _|| j_ || j_ || j_ t | _ d S ) Nr � � � rX � r z>l� )r� �ordr� r[ r� rQ rR �FNamer r r r rT rU )r r? �fname�rest�typeZcreator�flagsr r r r � s zHexBin._readheaderc G sj | j tkrtd��|r,|d }t|| j�}n| j}d}t|�|k rZ|| �|t|� � }q6| j| | _|S )NzRead data at wrong timer r. )rU rT r �minrQ r? r� )r �nrx r r r r � s z HexBin.readc C s6 | j tkrtd��| jr$| �| j�}| �� t| _ d S )Nzclose_data at wrong time)rU rT r rQ r� r� rf �r �dummyr r r rg � s zHexBin.close_datac G sZ | j tkr| �� | j tkr$td��|r>|d }t|| j�}n| j}| j| | _| �|�S )Nz Read resource data at wrong timer )rU rT rg rf r r� rR r� )r r� r r r � read_rsrc� s zHexBin.read_rsrcc C sT | j d u rd S z.| jr"| �| j�}| �� W d | _ | j�� nd | _ | j�� 0 d S r* )rU rR r� r� rl r0 r� r r r r0 � s �z HexBin.closeN) r r r r r� r� r r rg r� r0 r r r r r} u s r} c C s� t | �}|j}|s|j}t�|d��,}|�d�}|s6qB|�|� q&W d � n1 sV0 Y |�� |�d�}|r�t |d�}|�|� |�d�}|s�q�|�|� q�|� � |� � dS )z6hexbin(infilename, outfilename) - Decode binhexed filerM ri N) r} r r� r r r r/ rg r� r) r0 )rj rk rl r# r9 r` r r r r � s$ * r ) rG r@ � contextlibr r r[ r3 �warnr6 �__all__� Exceptionr rT rf rI r; r| r r( r) �contextmanagerr7 r8 rH rL r rm rt r} r r r r r �<module> s: � (^+8h
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