o
    f	                     @   sx   d Z ddlZddlZejZdddZG dd dejZG dd	 d	ejZG d
d dej	Z	G dd dej
Z
dd ZdS )z
Python 'utf-32' Codec
    Nstrictc                 C   s   t | |dS )NT)codecsutf_32_decode)inputerrors r   '/usr/lib/python3.10/encodings/utf_32.pydecode
   s   r	   c                   @   s8   e Zd ZdddZdddZdd Zd	d
 Zdd ZdS )IncrementalEncoderr   c                 C      t j| | d | _d S N)r   r
   __init__encoderselfr   r   r   r   r         
zIncrementalEncoder.__init__Fc                 C   sP   | j d u rt|| jd }tjdkrtj| _ |S tj| _ |S |  || jd S )Nr   little)r   r   utf_32_encoder   sys	byteorderutf_32_le_encodeutf_32_be_encode)r   r   finalresultr   r   r   encode   s   

zIncrementalEncoder.encodec                 C      t j|  d | _d S r   )r   r
   resetr   r   r   r   r   r         
zIncrementalEncoder.resetc                 C   s   | j d u rdS dS )N   r   )r   r   r   r   r   getstate    s   zIncrementalEncoder.getstatec                 C   s0   |rd | _ d S tjdkrtj| _ d S tj| _ d S Nr   )r   r   r   r   r   r   r   stater   r   r   setstate'   s
   

zIncrementalEncoder.setstateNr   )F)__name__
__module____qualname__r   r   r   r    r$   r   r   r   r   r
      s    


r
   c                   @   s6   e Zd ZdddZdd Zdd Zdd	 Zd
d ZdS )IncrementalDecoderr   c                 C   r   r   )r   BufferedIncrementalDecoderr   decoderr   r   r   r   r   1   r   zIncrementalDecoder.__init__c                 C   sx   | j d u r4t||d|\}}}|dkrtj| _ ||fS |dkr(tj| _ ||fS |dkr0td||fS |  || j|S )Nr         %UTF-32 stream does not start with BOM)r+   r   utf_32_ex_decodeutf_32_le_decodeutf_32_be_decodeUnicodeErrorr   )r   r   r   r   outputconsumedr   r   r   r   _buffer_decode5   s   
z!IncrementalDecoder._buffer_decodec                 C   r   r   )r   r*   r   r+   r   r   r   r   r   B   r   zIncrementalDecoder.resetc                 C   sD   t j| d }| jd u r|dfS ttjdk| jt ju k}||fS )Nr   r   big)r   r*   r    r+   intr   r   r2   )r   r#   addstater   r   r   r    F   s   


zIncrementalDecoder.getstatec                 C   st   t j| | |d }|dkr tjdkrt j| _d S t j| _d S |dkr5tjdkr/t j| _d S t j| _d S d | _d S )Nr-   r   r7   )r   r*   r$   r   r   r2   r1   r+   r"   r   r   r   r$   T   s   


zIncrementalDecoder.setstateNr%   )r&   r'   r(   r   r6   r   r    r$   r   r   r   r   r)   0   s    
r)   c                   @   s(   e Zd Zd	ddZdd Zd	ddZdS )
StreamWriterr   c                 C   s   d | _ tj| || d S r   )r   r   r:   r   )r   streamr   r   r   r   r   d   s   zStreamWriter.__init__c                 C   r   r   )r   r:   r   r   r   r   r   r   r   h   r   zStreamWriter.resetc                 C   sD   | j d u rt||}tjdkrtj| _ |S tj| _ |S |  ||S r!   )r   r   r   r   r   r   r   )r   r   r   r   r   r   r   r   l   s   

zStreamWriter.encodeNr%   )r&   r'   r(   r   r   r   r   r   r   r   r:   c   s    
r:   c                   @   s   e Zd Zdd ZdddZdS )StreamReaderc                 C   s,   t j|  z| `W d S  ty   Y d S w r   )r   r<   r   r	   AttributeErrorr   r   r   r   r   y   s   
zStreamReader.resetr   c                 C   s^   t ||dd\}}}|dkrt j| _||fS |dkr#t j| _||fS |dkr+td||fS )Nr   Fr,   r-   r.   r/   )r   r0   r1   r	   r2   r3   )r   r   r   objectr5   r   r   r   r   r	      s   zStreamReader.decodeNr%   )r&   r'   r(   r   r	   r   r   r   r   r<   w   s    r<   c                	   C   s   t jdttttttdS )Nzutf-32)namer   r	   incrementalencoderincrementaldecoderstreamreaderstreamwriter)r   	CodecInfor   r	   r
   r)   r<   r:   r   r   r   r   getregentry   s   rE   r%   )__doc__r   r   r   r   r	   r
   r*   r)   r:   r<   rE   r   r   r   r   <module>   s    
#3