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binhex.cpython-310.pyc
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r< r1 r> )r Zforce�firstZlastr r r rE t s ��z_Hqxcoderengine._flushc C s\ | j r t� � | jt�| j � | _W d � n1 sw Y | �d� | j�� | `d S )Nr )r% r9 r= rC rD rE r< r2 r r r r r2 s � z_Hqxcoderengine.closeN)r r r �__doc__r r1 rE r2 r r r r r; _ s r; c @ �( e Zd ZdZdd� Zdd� Zdd� ZdS ) �_Rlecoderenginez4Write data to the RLE-coder in suitably large chunksc C � || _ d| _d S r/ )r< r% r@ r r r r � � z_Rlecoderengine.__init__c C sf | j | | _ t| j �tk rd S t� � t�| j �}W d � n1 s#w Y | j�|� d| _ d S r/ )r% rB �REASONABLY_LARGEr9 rC � rlecode_hqxr< r1 )r r% �rledatar r r r1 � s � z_Rlecoderengine.writec C sV | j r"t� � t�| j �}W d � n1 sw Y | j�|� | j�� | `d S r+ )r% r9 rC rN r< r1 r2 )r rO r r r r2 � s � z_Rlecoderengine.closeN)r r r rH r r1 r2 r r r r rJ � s rJ c @ �L 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}z*|�d� t|�} t| �| _d| _|d u r0t � }|| _ || _ | � ||� t | _W d S |rK|�� � )NF�wbTs0 (This file must be converted with BinHex 4.0) :r )� isinstance�strr r r1 r; rJ r< �crcr �dlen�rlen� _writeinfo� _DID_HEADER�stater2 ) r Zname_finfo_dlen_rlenr< r" r# rV rW Zclose_on_errorZofnameZhqxerr r r r � s* zBinHex.__init__c C s� t |�}|dkr td��t|g�|�d� d }|j|j}}t|t�r)|�d�}t|t�r3|�d�}|| }t� d|j �}t� d| j | j �} || | | } | � | � | �� d S )N�? zFilename too longzlatin-1� �>hz>ii)rB r �bytes�encoder r rS rT �struct�packr rV rW �_write� _writecrc) r r" r# �nl�d�tpZcrZd2Zd3Zd4�infor r r rX � s zBinHex._writeinfoc C s t �|| j�| _| j�|� d S r+ )rC �crc_hqxrU r< r1 �r r% r r r rb � s z BinHex._writec C s4 | j dk rd}nd}| j�t�|| j �� d| _ d S )Nr r] z>H)rU r< r1 r` ra )r Zfmtr r r rc � s zBinHex._writecrcc C s0 | j tkr td��| jt|� | _| �|� d S )Nz Writing data at the wrong time)rZ rY r rV rB rb ri r r r r1 � s z BinHex.writec C s, | j dkr td| jf ��| �� t| _d S )Nr z Incorrect data size, diff=%r)rV r rW rc � _DID_DATArZ r r r r � close_data� s zBinHex.close_datac C sB | j tk r | �� | j tkrtd��| jt|� | _| �|� d S )Nz'Writing resource data at the wrong time)rZ rj rk r rW rB rb ri r r r � write_rsrc� s zBinHex.write_rsrcc C s� | j d u rd S z2| j tk r| �� | j tkrtd��| jdkr'td| jf ��| �� W d | _ | j}| `|�� d S d | _ | j}| `|�� w )NzClose at the wrong timer z$Incorrect resource-datasize, diff=%r)rZ rj rk r rW rc r< r2 r@ r r r r2 � s$ � z BinHex.closeN) r r r r rX rb rc r1 rk rl r2 r r r r rQ � s rQ c C s� t | �}t||�}t�| d��} |�d�}|sn|�|� q|�� W d � n1 s-w Y t| d�} |�d�}|s@n|�|� q8|� � |� � dS )zEbinhex(infilename, outfilename): create binhex-encoded copy of a filer T� � N) r( rQ r r r r1 rk r) rl r2 )�inp�outr# r< �ifpre r r r r � s$ � � � r c @ rI ) �_Hqxdecoderenginez*Read data via the decoder in 4-byte chunksc C rK )Nr )rp �eof�r rp r r r r rL z_Hqxdecoderengine.__init__c C s� d}|}|dkrl| j r |S |d d d }| j�|�} z t� � t�|�\}| _ W d � n1 s3w Y W n tjyC Y nw | j�d�}|sPtd ��|| }q || }|t|� }|sh| j shtd ��|dks|S ) z&Read at least wtd bytes (or until EOF)r0 r r rA � TNr z Premature EOF on binhex file) rr rp r r9 rC Za2b_hqxZ Incompleter rB )r ZtotalwtdZdecdata�wtdr% Z decdatacur�newdatar r r r s4 �� � �z_Hqxdecoderengine.readc C � | j �� d S r+ �rp r2 r r r r r2 : � z_Hqxdecoderengine.closeN)r r r rH r r r2 r r r r rq s !rq c @ r: ) �_RledecoderenginezRead data via the RLE-coderc C s || _ d| _d| _d| _d S )Nr0 r )rp � pre_buffer� post_bufferrr rs r r r r @ s z_Rledecoderengine.__init__c C sD |t | j�kr| �|t | j� � | jd |� }| j|d � | _|S r+ )rB r| �_fill)r ru �rvr r r r F s z_Rledecoderengine.readc C s@ | j | j�|d � | _ | jjr2t� � | jt�| j � | _W d � n1 s(w Y d| _ d S t| j �}| j dd � t d t krI|d }n,| j dd � t krW|d }n | j dd � t d krg|d }n| j dd� t krqn|d }t� � | jt�| j d |� � | _W d � n1 s�w Y | j |d � | _ d S ) Nrt r0 ���r\ rA ���r ���r ) r{ rp r rr r9 r| rC Z rledecode_hqxrB �RUNCHAR)r ru Zmarkr r r r} M s2 � � � �z_Rledecoderengine._fillc C rw r+ rx r r r r r2 r ry z_Rledecoderengine.closeN)r r r rH r r r} r2 r r r r rz = s %rz c @ rP )�HexBinc C sh t |t�r t�|d�} |�d�}|std��|dkr q |dkr!nq t|�}t|�| _d| _ | � � d S )Nr Tr zNo binhex data foundrF � :r ) rS rT r r r r rq rz rp rU � _readheader)r rp ZchZhqxifpr r r r v s � zHexBin.__init__c C s | j �|�}t�|| j�| _|S r+ )rp r rC rh rU )r rB r% r r r �_read� s z HexBin._readc C sN t �d| j�d��d d@ }| jd@ | _|| jkr"td| j|f ��d| _d S )Nr] r r i�� z CRC error, computed %x, read %x)r` �unpackrp r rU 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 � � � r] � r z>l� )r� �ordr� r` r� rV rW �FNamer r r r rY rZ )r rB Zfname�rest�typeZcreator�flagsr r r r� � s zHexBin._readheaderc G st | j tkr td��|r|d }t|| j�}n| j}d}t|�|k r2|| �|t|� � }t|�|k s!| j| | _|S )NzRead data at wrong timer r0 )rZ rY r �minrV rB r� )r �nr~ r r r r � s � z HexBin.readc C s6 | j tkr td��| jr| �| j�}| �� t| _ d S )Nzclose_data at wrong time)rZ rY r rV r� r� rj �r Zdummyr r r rk � s zHexBin.close_datac G sZ | j tkr | �� | j tkrtd��|r |d }t|| j�}n| j}| j| | _| �|�S )Nz Read resource data at wrong timer )rZ rY rk rj r r� rW r� )r r� r r r � read_rsrc� s zHexBin.read_rsrcc C sR | j d u rd S z| jr| �| j�}| �� W d | _ | j�� d S d | _ | j�� w r+ )rZ rW r� r� rp r2 r� r r r r2 � s � z HexBin.closeN) r r r r r� r� r� r rk r� r2 r r r r r� u s r� c C s� t | �}|j}|s |j}t�|d��} |�d�}|s n|�|� qW d � n1 s,w Y |�� |�d�}|rYt |d�}|�|� |�d�}|sOn|�|� qG|� � |� � dS )z6hexbin(infilename, outfilename) - Decode binhexed filerR Trm N) r� r r� r r r r1 rk r� r) r2 )rn ro rp r# r< re r r r r � s0 � � � r ) rH rC � contextlibr r r` r5 �warnr8 �__all__� Exceptionr rY rj rM r> r� r r( r) �contextmanagerr9 r; rJ rQ r rq rz r� r r r r r �<module> s< � (^+8 h
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