CasperSecurity
o
`�wi�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$� Z dS )%z�Macintosh binhex compression/decompression.
easy interface:
binhex(inputfilename, outputfilename)
hexbin(inputfilename, outputfilename)
� Nz the binhex module is deprecated� )�
stacklevel)�binhex�hexbin�Errorc @ s e Zd ZdS )r N)�__name__�
__module__� __qualname__� r
r
� /usr/lib/python3.10/binhex.pyr % s r � i � �@ � �c @ s e Zd Zdd� ZdS )�FInfoc C s d| _ d| _d| _d S )Nz????r )�Type�Creator�Flags��selfr
r
r �__init__6 s
zFInfo.__init__N)r r r r r
r
r
r r 5 s r c C s� t � }t�| d�� }|�d�}d|vrd|_|�dd� |�� }W d � n1 s*w Y tj� | �\}}|�
ddd�}|||dfS ) N�rbi r �TEXTr �:�-r ) r �io�open�readr �seek�tell�os�path�split�replace)�name�finfo�fp�data�dsize�dir�filer
r
r � getfileinfo; s
� r* c @ s, e Zd Zdd� Zdd� Zdd� Zdd� Zd S )
�openrsrcc G � d S �Nr
�r �argsr
r
r r I � zopenrsrc.__init__c G s dS �N� r
r. r
r
r r L r0 z
openrsrc.readc G r, r- r
r. r
r
r �writeO r0 zopenrsrc.writec C r, r- r
r r
r
r �closeR r0 zopenrsrc.closeN)r r r r r r3 r4 r
r
r
r r+ H s
r+ c c sD � t �� � t �ddt� d V W d � d S 1 sw Y d S )N�ignore� )�warnings�catch_warnings�filterwarnings�DeprecationWarningr
r
r
r �_ignore_deprecation_warningX s
�
"�r; c @ �0 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd
S ) �_Hqxcoderenginez(Write data to the coder in 3-byte chunksc C s || _ d| _d| _td | _d S )Nr2 r )�ofpr& �hqxdata�LINELEN�linelen�r r> r
r
r r b s z_Hqxcoderengine.__init__c C s� | j | | _ t| j �}|d d }| j d |� }| j |d � | _ |s$d S t� � | jt�|� | _W d � n1 s;w Y | �d� d S )N� r )r& �lenr; r? �binascii�b2a_hqx�_flush)r r& �datalen�todor
r
r r3 h s
�z_Hqxcoderengine.writec C s� d}|t | j�| j kr-|| j }| j�| j||� d � t| _|}|t | j�| j ks | j|d � | _|rB| j�| jd � d S d S )Nr �
s :
)rD r? rA r> r3 r@ )r �force�first�lastr
r
r rG t s
��z_Hqxcoderengine._flushc C s\ | j r t� � | jt�| j � | _W d � n1 sw Y | �d� | j�� | `d S )Nr )r& r; r? rE rF rG r> r4 r r
r
r r4 s �
z_Hqxcoderengine.closeN)r r r �__doc__r r3 rG r4 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 r1 )r> r& rB 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 r1 )r& rD �REASONABLY_LARGEr; rE � rlecode_hqxr> r3 )r r& �rledatar
r
r r3 � s �
z_Rlecoderengine.writec C sV | j r"t� � t�| j �}W d � n1 sw Y | j�|� | j�� | `d S r- )r& r; rE rT r> r3 r4 )r rU r
r
r r4 � s �
z_Rlecoderengine.closeN)r r r rN r r3 r4 r
r
r
r rP � s
rP 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 r3 r= rP r> �crcr �dlen�rlen�
_writeinfo� _DID_HEADER�stater4 )
r �name_finfo_dlen_rlenr> r# r$ r\ r] �close_on_error�ofname�hqxerr
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)rD r �bytes�encoder r rY rZ �struct�packr r\ r] �_write� _writecrc) r r# r$ �nl�d�tp�cr�d2�d3�d4�infor
r
r r^ � s
zBinHex._writeinfoc C s t �|| j�| _| j�|� d S r- )rE �crc_hqxr[ r> r3 �r r& r
r
r rl � s z
BinHex._writec C s4 | j dk rd}nd}| j�t�|| j �� d| _ d S )Nr rg z>H)r[ r> r3 rj rk )r �fmtr
r
r rm � s
zBinHex._writecrcc C s0 | j tkr td��| jt|� | _| �|� d S )Nz Writing data at the wrong time)r` r_ r r\ rD rl rw r
r
r r3 � s
z BinHex.writec C s, | j dkr
td| jf ��| �� t| _d S )Nr z Incorrect data size, diff=%r)r\ r r] rm � _DID_DATAr` 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)r` ry rz r r] rD rl rw 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$Incorrect resource-datasize, diff=%r)r` ry rz r r] rm r> r4 rB r
r
r r4 � s$
�
z BinHex.closeN) r r r r r^ rl rm r3 rz r{ r4 r
r
r
r rW � s
rW 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* rW r r r r3 rz r+ r{ r4 )�inp�outr$ r> �ifpro r
r
r r � s$
�
�
� r c @ rO ) �_Hqxdecoderenginez*Read data via the decoder in 4-byte chunksc C rQ )Nr )r �eof�r r r
r
r r rR 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)r2 r r rC � TNr z Premature EOF on binhex file) r� r r r; rE �a2b_hqx�
Incompleter rD )r �totalwtd�decdata�wtdr& �
decdatacur�newdatar
r
r r s4
�� �
�z_Hqxdecoderengine.readc C � | j �� d S r- �r r4 r r
r
r r4 : � z_Hqxdecoderengine.closeN)r r r rN r r r4 r
r
r
r r� s
!r� c @ r< ) �_RledecoderenginezRead data via the RLE-coderc C s || _ d| _d| _d| _d S )Nr2 r )r �
pre_buffer� post_bufferr� r� r
r
r r @ s
z_Rledecoderengine.__init__c C sD |t | j�kr| �|t | j� � | jd |� }| j|d � | _|S r- )rD r� �_fill)r r� �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 )
Nr� r2 ���rf rC ���r ���r )
r� r r r� r; r� rE �
rledecode_hqxrD �RUNCHAR)r r� �markr
r
r r� M s2
� �
� �z_Rledecoderengine._fillc C r� r- r� r r
r
r r4 r r� z_Rledecoderengine.closeN)r r r rN r r r� r4 r
r
r
r r� = s %r� c @ rV )�HexBinc C sh t |t�r t�|d�} |�d�}|std��|dkr q |dkr!nq t|�}t|�| _d| _ | �
� d S )Nr Tr zNo binhex data foundrJ � :r ) rY rZ r r r r r� r� r r[ � _readheader)r r �ch�hqxifpr
r
r r v s
�
zHexBin.__init__c C s | j �|�}t�|| j�| _|S r- )r r rE rv r[ )r rD 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 )Nrg r r i�� z CRC error, computed %x, read %x)rj �unpackr r r[ r )r �filecrcr
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 � � � rg � r z>l� )r� �ordr� rj r� r\ r] �FNamer r r r r_ r` )r rD �fname�rest�type�creator�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 r2 )r` r_ r �minr\ rD 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)r` r_ r r\ r� r� ry �r �dummyr
r
r rz � 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 )r` r_ rz ry r r� r] 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- )r` r] r� r� r r4 r� r
r
r r4 � s
� z HexBin.closeN) r r r r r� r� r� r rz r� r4 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 filerX Tr| N) r� r r� r r r r3 rz r� r+ r4 )r} r~ r r$ r> ro r
r
r r � s0
� �
� r ) rN rE �
contextlibr r rj r7 �warnr: �__all__� Exceptionr r_ ry rS r@ r� r r* r+ �contextmanagerr; r= rP rW r r� r� r� r r
r
r
r �<module> s< �
(^+8 h