o
    lh18                     @   sJ  d dl Z d dlZd dlZd dlZd dlmZ d dlmZmZm	Z	 ddl
mZmZ ddlmZ 	 zd dlmZ de j d	e j d
efddZW n ey]   ejZde j d	e j d
efddZY nw g dZdZdZdZdZdZdZdZdZdZdZ dZ!dZ"dZ#dZ$dZ%eeeeeeee e!e"e#e$fZ&G dd dZ'G d d! d!Z(G d"d# d#Z)dS )$    N)Lock)CallableOptionalUnion   )WebSocketPayloadExceptionWebSocketProtocolException)validate_utf8)XorMaskerSimple
mask_value
data_valuereturnc                 C   s   t | |}|S N)r
   process)r   r   mask_result r   c/var/www/html/construction_image-detection-poc/venv/lib/python3.10/site-packages/websocket/_abnf.py_mask%   s   r   c                 C   sH   t |}t|t}t| |d  | d |d   t}||A |tS )N   )lenint
from_bytesnative_byteorderto_bytes)r   r   datalenint_data_valueint_mask_valuer   r   r   r   -   s   )ABNFcontinuous_frameframe_bufferSTATUS_NORMALSTATUS_GOING_AWAYSTATUS_PROTOCOL_ERRORSTATUS_UNSUPPORTED_DATA_TYPESTATUS_STATUS_NOT_AVAILABLESTATUS_ABNORMAL_CLOSEDSTATUS_INVALID_PAYLOADSTATUS_POLICY_VIOLATIONSTATUS_MESSAGE_TOO_BIGSTATUS_INVALID_EXTENSIONSTATUS_UNEXPECTED_CONDITIONSTATUS_BAD_GATEWAYSTATUS_TLS_HANDSHAKE_ERRORi  i  i  i  i  i  i  i  i  i  i  i  i  i  i  c                   @   sV  e Zd ZdZdZdZdZdZdZdZ	eeeeee	fZ
eded	ed
edede	diZdZdZdZddddeddfdededededededeeedf ddfddZd/deddfdd Zed!edefd"d#Zdefd$d%Zed0deeef dededd fd&d'Zdefd(d)Zd*eeef defd+d,Zed*eeef deeef defd-d.ZdS )1r   z}
    ABNF frame class.
    See http://tools.ietf.org/html/rfc5234
    and http://tools.ietf.org/html/rfc6455#section-5.2
    r   r         	   
   conttextbinaryclosepingpong~   i   l             finrsv1rsv2rsv3opcoder   dataNr   c                 C   sB   || _ || _|| _|| _|| _|| _|du rd}|| _tj| _	dS )zG
        Constructor for ABNF. Please check RFC for arguments.
        Nr8   )
r9   r:   r;   r<   r=   r   r>   osurandomget_mask_key)selfr9   r:   r;   r<   r=   r   r>   r   r   r   __init__   s   zABNF.__init__Fskip_utf8_validationc                 C   s   | j s	| js	| jrtd| jtjvrtd| j| jtjkr&| js&td| jtj	krnt
| j}|s5dS |dks=|dkrAtd|dkrT|sTt| jdd sTtdd	t| jd
  t| jd  }| |sptd|dS dS )z
        Validate the ABNF frame.

        Parameters
        ----------
        skip_utf8_validation: skip utf8 validation.
        zrsv is not implemented, yetzInvalid opcode %rzInvalid ping frame.Nr   r7   zInvalid close frame.r-      r   zInvalid close opcode %r)r:   r;   r<   r   r=   r   OPCODESOPCODE_PINGr9   OPCODE_CLOSEr   r>   r	   r   _is_valid_close_status)rB   rD   lcoder   r   r   validate   s&   
 


zABNF.validaterK   c                 C   s    | t v pd|   kodk S   S )Ni  i  )VALID_CLOSE_STATUS)rK   r   r   r   rI      s    zABNF._is_valid_close_statusc                 C   s   d| j  d| j d| j S )Nzfin=z opcode=z data=)r9   r=   r>   rB   r   r   r   __str__   s   zABNF.__str__c                 C   s2   |t jkrt| tr| d} t |ddd|d| S )a  
        Create frame to send text, binary and other data.

        Parameters
        ----------
        data: str
            data to send. This is string value(byte array).
            If opcode is OPCODE_TEXT and this value is unicode,
            data value is converted into unicode string, automatically.
        opcode: int
            operation code. please see OPCODE_MAP.
        fin: int
            fin flag. if set to 0, create continue fragmentation.
        utf-8r   r   )r   OPCODE_TEXT
isinstancestrencode)r>   r=   r9   r   r   r   create_frame   s   
zABNF.create_framec                 C   s`  t dd | j| j| j| jfD rtd| jtjvrtdt	| j
}|tjkr-tdt| jd> | jd> B | jd> B | jd	> B | jB d
}|tjk r]|t| jd> |B d
7 }n2|tjk ry|t| jd> dB d
7 }|td|7 }n|t| jd> dB d
7 }|td|7 }| jst| j
tr| j
d| _
|| j
 S | d	}|| | S )zR
        Format this object to string(byte array) to send data to server.
        c                 s   s    | ]}|d vV  qdS ))r   r   Nr   ).0xr   r   r   	<genexpr>   s    zABNF.format.<locals>.<genexpr>z
not 0 or 1zInvalid OPCODEzdata is too long         r   latin-1r7   !H   !QrP   )anyr9   r:   r;   r<   
ValueErrorr=   r   rF   r   r>   	LENGTH_63chrrT   LENGTH_7r   	LENGTH_16structpackrR   rS   rA   _get_masked)rB   lengthframe_headermask_keyr   r   r   format   sB   "





zABNF.formatrk   c                 C   s*   t || j}t|tr|d}|| S )NrP   )r   maskr>   rR   rS   rT   )rB   rk   sr   r   r   rh     s   

zABNF._get_maskedc                 C   sN   |du rd}t | tr| d} t |tr|d}ttd| td|S )z
        Mask or unmask data. Just do xor for each byte

        Parameters
        ----------
        mask_key: bytes or str
            4 byte mask.
        data: bytes or str
            data to mask/unmask.
        Nr8   r\   B)rR   rS   rT   r   array)rk   r>   r   r   r   rm     s   



z	ABNF.mask)F)r   )__name__
__module____qualname____doc__OPCODE_CONTrQ   OPCODE_BINARYrH   rG   OPCODE_PONGrF   
OPCODE_MAPrd   re   rb   r   r   rS   bytesrC   boolrL   staticmethodrI   rO   rU   rl   rh   rm   r   r   r   r   r   j   sv    
	
&#,r   c                   @   s   e Zd ZdZdZdeegef deddfddZdd	d
Z	defddZ
dddZdeeef fddZdefddZdddZdefddZdddZdefddZdedefddZdS )r   r[   rZ   recv_fnrD   r   Nc                 C   s&   || _ || _g | _|   t | _d S r   )recvrD   recv_bufferclearr   lock)rB   r|   rD   r   r   r   rC   +  s
   zframe_buffer.__init__c                 C   s   d | _ d | _d | _d S r   )headerri   r   rN   r   r   r   r   6  s   
zframe_buffer.clearc                 C   
   | j d u S r   )r   rN   r   r   r   has_received_header;     
z frame_buffer.has_received_headerc                 C   s~   |  d}|d }|d? d@ }|d? d@ }|d? d@ }|d? d@ }|d@ }|d }|d? d@ }	|d	@ }
||||||	|
f| _d S )
Nr-   r   rY   r   rZ   r[   r      r^   )recv_strictr   )rB   r   b1r9   r:   r;   r<   r=   b2has_masklength_bitsr   r   r   recv_header>  s   
zframe_buffer.recv_headerc                 C   s   | j sdS | j tj }|S )NF)r   r   _HEADER_MASK_INDEX)rB   
header_valr   r   r   r   L  s   zframe_buffer.has_maskc                 C   r   r   )ri   rN   r   r   r   has_received_lengthR  r   z frame_buffer.has_received_lengthc                 C   sn   | j tj }|d@ }|dkr| d}td|d | _d S |dkr2| d}td|d | _d S || _d S )Nr^   r7   r-   r]   r   r.   r_   )r   r   _HEADER_LENGTH_INDEXr   rf   unpackri   )rB   bitsr   vr   r   r   recv_lengthU  s   


zframe_buffer.recv_lengthc                 C   r   r   )r   rN   r   r   r   has_received_maska  r   zframe_buffer.has_received_maskc                 C   s"   |   r| d| _d S d| _d S )Nr   r8   )r   r   r   rN   r   r   r   	recv_maskd  s   "zframe_buffer.recv_maskc              	   C   s   | j R |  r|   | j\}}}}}}}|  r|   | j}|  r)|   | j	}	| 
|}
|r9t|	|
}
|   t|||||||
}|| j W d    |S 1 sXw   Y  |S r   )r   r   r   r   r   r   ri   r   r   r   r   r   rm   r   rL   rD   )rB   r9   r:   r;   r<   r=   r   _ri   r   payloadframer   r   r   
recv_frameg  s(   

zframe_buffer.recv_framebufsizec                 C   s   |t tt| j }|dkr&| td|}| j| |t|8 }|dksd| j}|dkr5g | _|S ||d  g| _|d | S )Nr   i @      )summapr   r~   r}   minappendjoin)rB   r   shortagebytes_unifiedr   r   r   r     s   zframe_buffer.recv_strict)r   N)rq   rr   rs   r   r   r   r   rz   rC   r   r   r   r   r   r   r   r   r   r   r   ry   r   r   r   r   r   r   '  s(    




r   c                   @   sr   e Zd ZdededdfddZdeddfdd	Zdeddfd
dZdedeee	f fddZ
dedefddZdS )r   fire_cont_framerD   r   Nc                 C   s   || _ || _d | _d | _d S r   )r   rD   	cont_datarecving_frames)rB   r   rD   r   r   r   rC     s   
zcontinuous_frame.__init__r   c                 C   sB   | j s|jtjkrtd| j r|jtjtjfv rtdd S d S )NzIllegal frame)r   r=   r   ru   r   rQ   rv   rB   r   r   r   r   rL     s   
zcontinuous_frame.validatec                 C   sX   | j r| j d  |j7  < n|jtjtjfv r|j| _|j|jg| _ |jr*d | _d S d S )Nr   )r   r>   r=   r   rQ   rv   r   r9   r   r   r   r   add  s   
zcontinuous_frame.addc                 C   s   |j p| jS r   )r9   r   r   r   r   r   is_fire  s   zcontinuous_frame.is_firec                 C   sZ   | j }d | _ |d |_| js'|d tjkr'| js't|js'tdt|j |d |fS )Nr   r   zcannot decode: )	r   r>   r   r   rQ   rD   r	   r   repr)rB   r   r>   r   r   r   extract  s   
zcontinuous_frame.extract)rq   rr   rs   rz   rC   r   rL   r   r   r   r   tupler   r   r   r   r   r     s    	r   )*rp   r?   rf   sys	threadingr   typingr   r   r   _exceptionsr   r   _utilsr	   wsaccel.xormaskr
   ry   r   ImportError	byteorderr   __all__r    r!   r"   r#   r$   r%   r&   r'   r(   r)   r*   STATUS_SERVICE_RESTARTSTATUS_TRY_AGAIN_LATERr+   r,   rM   r   r   r   r   r   r   r   <module>   sb     >u