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binhex.cpython-39.pyc
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r: r< r9 r/ r; )r Zforce�firstZlastr 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@ rH r9 r/ r0 )r rI r r r r0 � s * z_Rlecoderengine.closeN)r r r rE r r/ r0 r r r r rF � s rF 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 rF r9 �crcr �dlen�rlen� _writeinfo� _DID_HEADER�stater0 ) r Zname_finfo_dlen_rlenr9 r" r# rO rP 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 rL rM �struct�packr rO rP �_write� _writecrc) r r" r# �nl�d�tpZcrZd2Zd3Zd4�infor r r rQ � s zBinHex._writeinfoc C s t �|| j�| _| j�|� d S r* )r@ �crc_hqxrN 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 rV z>H)rN r9 r/ rY rZ )r Zfmtr r r r\ � s zBinHex._writecrcc C s0 | j tkrtd��| jt|� | _| �|� d S )Nz Writing data at the wrong time)rS rR r rO r? r[ rb r r r r/ � s z BinHex.writec C s, | j dkrtd| jf ��| �� t| _d S )Nr z Incorrect data size, diff=%r)rO r rP r\ � _DID_DATArS r r r r � close_data� s zBinHex.close_datac C sB | j tk r| �� | j tkr$td��| jt|� | _| �|� d S )Nz'Writing resource data at the wrong time)rS rc rd r rP r? r[ rb r r r � write_rsrc� s zBinHex.write_rsrcc C s� | j d u rd S zb| j tk r"| �� | j tkr4td��| jdkrNtd| jf ��| �� W d | _ | j}| `|�� nd | _ | j}| `|�� 0 d S )NzClose at the wrong timer z$Incorrect resource-datasize, diff=%r)rS rc rd r rP r\ r9 r0 r= r r r r0 � s$ �z BinHex.closeN) r r r r rQ r[ r\ r/ rd re r0 r r r r rJ � s rJ 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( rJ r r r r/ rd r) re 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 )ri �eof�r ri 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) rk ri 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* �ri r0 r r r r r0 : s z_Hqxdecoderengine.closeN)r r r rE r r r0 r r r r rj s !rj 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 )ri � pre_buffer� post_bufferrk rl r r r r @ s z_Rledecoderengine.__init__c C sD |t | j�kr"| �|t | j� � | jd |� }| j|d � | _|S r* )r? rs �_fill)r rn �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$0 Y | j |d � | _ d S ) Nrm r. ���rU r> ���r ���r ) rr ri r rk r7 rs r@ Z rledecode_hqxr? �RUNCHAR)r rn Zmarkr r r rt M s. �$ �&z_Rledecoderengine._fillc C s | j �� d S r* rp r r r r r0 r s z_Rledecoderengine.closeN)r r r rE r r rt r0 r r r r rq = s %rq 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 ) rL rM r r r r rj rq ri rN � _readheader)r ri ZchZhqxifpr r r r v s zHexBin.__init__c C s | j �|�}t�|| j�| _|S r* )ri r r@ ra rN )r r? 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Zfname�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. )rS rR r �minrO r? r} )r �nru r r r r � s z HexBin.readc C s6 | j tkrtd��| jr$| �| j�}| �� t| _ d S )Nzclose_data at wrong time)rS rR r rO r} r rc �r Zdummyr r r rd � s zHexBin.close_datac G sZ | j tkr| �� | j tkr$td��|r>|d }t|| j�}n| j}| j| | _| �|�S )Nz Read resource data at wrong timer )rS rR rd rc r r� rP 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* )rS rP r� r ri r0 r� r r r r0 � s �z HexBin.closeN) r r r r r} r r| r rd r� r0 r r r r rz u s rz 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 filerK rf N) rz r r� r r r r/ rd r� r) r0 )rg rh ri r# r9 r^ r r r r � s$ * r ) rE r@ � contextlibr r rY r3 �warnr6 �__all__� Exceptionr rR rc rG r; ry r r( r) �contextmanagerr7 r8 rF rJ r rj rq rz r r r r r �<module> s: � (^+8h
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