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hpack/huffman_decoder
~~~~~~~~~~~~~~~~~~~~~

An implementation of a bitwise prefix tree specially built for decoding
Huffman-coded content where we already know the Huffman table.
é    )Úannotationsc                   @  s    e Zd ZdZdd„ Zdd„ ZdS )ÚHuffmanEncoderzj
    Encodes a string according to the Huffman encoding table defined in the
    HPACK specification.
    c                 C  s   || _ || _d S )N)Úhuffman_code_listÚhuffman_code_list_lengths)Úselfr   r   © r   úF/home/thesage/.local/lib/python3.10/site-packages/jh2/hpack/huffman.pyÚ__init__   s   
zHuffmanEncoder.__init__c                 C  sò   |sdS d}d}|D ] }| j | }| j| d|d  d @ }||K }||O }||7 }q
d|d  d }||K }|d|> d O }t|ƒdd…  d¡}t|ƒd dkrVd| n|}|| d }|d }	t|ƒ|	krt|	t|ƒ }
d|
 | }t |¡S )	zm
        Given a string of bytes, encodes them according to the HPACK Huffman
        specification.
        ó    r   é   é   é   NÚLÚ0)r   r   ÚhexÚrstripÚlenÚbytesÚfromhex)r   Úbytes_to_encodeÚ	final_numÚfinal_int_lenÚbyteÚbin_int_lenÚbin_intÚbits_to_be_paddedÚtotal_bytesÚexpected_digitsÚmissing_digitsr   r   r   Úencode   s*   


zHuffmanEncoder.encodeN)Ú__name__Ú
__module__Ú__qualname__Ú__doc__r	   r   r   r   r   r   r      s    r   N)r#   Ú
__future__r   r   r   r   r   r   Ú<module>   s    