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Editing: connection.cpython-310.opt-1.pyc
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Return an arbitrary free address for the given family r )Z localhostr r z listener-)�prefix�dirr z\\.\pipe\pyc-%d-%d-� zunrecognized family) �tempfileZmktempr Z get_temp_dir�os�getpid�next� _mmap_counter� ValueError��familyr r r �arbitrary_addressE s ��r) c C sR t jdkr| dkrtd| ��t jdkr#| dkr%tt| �s'td| ��dS dS dS )zD Checks if the family is valid for the current environment. r r z Family %s is not recognized.r N)�sys�platformr& �hasattr�socketr' r r r �_validate_familyS s �r. c C sP t | �tkrdS t | �tu r| �d�rdS t | �tu s t�| �r"dS td| ��)z] Return the types of the address This can be 'AF_INET', 'AF_UNIX', or 'AF_PIPE' r z\\r r z address type of %r unrecognized)�type�tuple�str� startswithr � is_abstract_socket_namespacer& )�addressr r r � address_type_ s r5 c @ s� e Zd ZdZd+dd�Zdd� Zdd� Zd d � Zd d � Zd d� Z e dd� �Z e dd� �Z e dd� �Z dd� Zdd� Zd,dd�Zd d � Zd-d d �Zd.d d!�Zd"d#� Zd/d%d&�Zd'd(� Zd)d*� ZdS )0�_ConnectionBaseNTc C s> |� � }|dk r td��|s|std��|| _|| _|| _d S )Nr zinvalid handlez6at least one of `readable` and `writable` must be True)� __index__r& �_handle� _readable� _writable)�self�handle�readable�writabler r r �__init__u s � z_ConnectionBase.__init__c C s | j d ur | �� d S d S r �r8 �_close�r; r r r �__del__� s �z_ConnectionBase.__del__c C s | j d u r td��d S )Nzhandle is closed)r8 �OSErrorrB r r r � _check_closed� s �z _ConnectionBase._check_closedc C � | j std��d S )Nzconnection is write-only)r9 rD rB r r r �_check_readable� � �z _ConnectionBase._check_readablec C rF )Nzconnection is read-only)r: rD rB r r r �_check_writable� rH z _ConnectionBase._check_writablec C s$ | j r d| _td��| �� td��)NFzbad message length)r: r9 �closerD rB r r r �_bad_message_length� s �z#_ConnectionBase._bad_message_lengthc C s | j du S )z True if the connection is closedN�r8 rB r r r �closed� s z_ConnectionBase.closedc C � | j S )z"True if the connection is readable)r9 rB r r r r= � � z_ConnectionBase.readablec C rN )z"True if the connection is writable)r: rB r r r r> � rO z_ConnectionBase.writablec C s | � � | jS )z+File descriptor or handle of the connection)rE r8 rB r r r �fileno� s z_ConnectionBase.filenoc C s, | j durz | �� W d| _ dS d| _ w dS )zClose the connectionNr@ rB r r r rJ � s �z_ConnectionBase.closer c C s� | � � | �� t|�}|jdkrtt|��}t|�}|dk r#td��||k r+td��|du r4|| }n|dk r<td��|| |krFtd��| �|||| � � dS )z,Send the bytes data from a bytes-like objectr r zoffset is negativezbuffer length < offsetNzsize is negativez buffer length < offset + size)rE rI � memoryview�itemsize�bytes�lenr& � _send_bytes)r; �buf�offset�size�m�nr r r � send_bytes� s" z_ConnectionBase.send_bytesc C s$ | � � | �� | �t�|�� dS )zSend a (picklable) objectN)rE rI rU �_ForkingPickler�dumps�r; �objr r r �send� s z_ConnectionBase.sendc C sJ | � � | �� |dur|dk rtd��| �|�}|du r!| �� |�� S )z7 Receive bytes data as a bytes object. Nr znegative maxlength)rE rG r& � _recv_bytesrK �getvalue)r; Z maxlengthrV r r r � recv_bytes� s z_ConnectionBase.recv_bytesc C s� | � � | �� t|��K}|j}|t|� }|dk r td��||kr&td��| �� }|�� }||| k r:t|� � ��|� d� |� ||| || | � � |W d � S 1 sZw Y dS )zq Receive bytes data into a writeable bytes-like object. Return the number of bytes read. r znegative offsetzoffset too largeN) rE rG rQ rR rT r& ra �tellr rb �seek�readinto)r; rV rW rY rR Zbytesize�resultrX r r r �recv_bytes_into� s& �$�z _ConnectionBase.recv_bytes_intoc C s& | � � | �� | �� }t�|�� �S )z Receive a (picklable) object)rE rG ra r\ �loads� getbuffer)r; rV r r r �recv� s z_ConnectionBase.recv� c C s | � � | �� | �|�S )z/Whether there is any input available to be read)rE rG �_poll�r; r r r r �poll� s z_ConnectionBase.pollc C � | S r r rB r r r � __enter__ � z_ConnectionBase.__enter__c C � | � � d S r �rJ �r; �exc_type� exc_valueZexc_tbr r r �__exit__ r z_ConnectionBase.__exit__)TT)r Nr )r )rl )�__name__� __module__� __qualname__r8 r? rC rE rG rI rK �propertyrM r= r> rP rJ r[ r` rc rh rk ro rq rx r r r r r6 r s0 r6 c @ sD e Zd ZdZdZejfdd�Zdd� Zddd �Z d d � Z d d � Z dS )�PipeConnectionz� Connection class based on a Windows named pipe. Overlapped I/O is used, so the handles must have been created with FILE_FLAG_OVERLAPPED. Fc C � || j � d S r rL )r; Z _CloseHandler r r rA � zPipeConnection._closec C sn t j| j|dd�\}}z#z|t jkrt �|jgdt�}W n |�� � W |�d�\}}d S |�d�\}}w )NT�� overlappedF) �_winapiZ WriteFiler8 �ERROR_IO_PENDING�WaitForMultipleObjects�eventr �cancel�GetOverlappedResult)r; rV �ov�err�waitresZnwrittenr r r rU s ���"zPipeConnection._send_bytesNc C s\ | j r d| _ t�� S |d u rdnt|d�}z�tj| j|dd�\}}z@z|tjkr1t�|j gdt �}W n |� � � W |� d�\}}|dkrUt�� }|� |�� � |W S |tjkra| �||�W S n2|� d�\}}|dkr�t�� }|� |�� � | Y W S |tjkr�| �||� Y W S w W td�� ty� } z |jtjkr�t�� d }~ww )NF� Tr� r z.shouldn't get here; expected KeyboardInterrupt)�_got_empty_message�io�BytesIO�minr� �ReadFiler8 r� r� r� r r� r� �writerj ZERROR_MORE_DATA�_get_more_datarD �winerror�ERROR_BROKEN_PIPE�EOFError� RuntimeError) r; �maxsizeZbsizer� r� r� Znread�f�er r r ra & sR � ��� �� �� ��zPipeConnection._recv_bytesc C s. | j s t�| j�d dkrdS tt| g|��S )Nr T)r� r� � PeekNamedPiper8 �boolr rn r r r rm F s zPipeConnection._pollc C s� |� � }t�� }|�|� t�| j�d }|d ur%t|�| |kr%| �� tj | j|dd�\}}|� d�\}}|�|� � � |S )Nr Tr� ) rj r� r� r� r� r� r8 rT rK r� r� )r; r� r� rV r� �leftr� Zrbytesr r r r� L s z PipeConnection._get_more_datar ) ry rz r{ �__doc__r� r� � CloseHandlerA rU ra rm r� r r r r r} s r} c @ s| e Zd ZdZerejfdd�ZejZ ej Z n e j fdd�Ze jZ e jZ e fdd�Ze fdd�Zd d � Zdd d �Zdd� Zd S )� Connectionzo Connection class based on an arbitrary file descriptor (Unix only), or a socket handle (Windows). c C r~ r rL �r; rA r r r rA c r zConnection._closec C r~ r rL r� r r r rA h r c C s8 t |�} || j|�}||8 }|dkrd S ||d � }q)NTr )rT r8 )r; rV r� � remainingrZ r r r �_sendm s �zConnection._sendc C sf t �� }| j}|}|dkr1|||�}t|�}|dkr$||kr t�td��|�|� ||8 }|dks |S )Nr z got end of file during message)r� r� r8 rT r� rD r� )r; rX �readrV r< r� �chunkrZ r r r �_recvv s � zConnection._recvc C s� t |�}|dkr%t�dd�}t�d|�}| �|� | �|� | �|� d S t�d|�}|dkr;| �|� | �|� d S | �|| � d S )Ni����!i����!Qi @ )rT �structZpackr� )r; rV rZ Z pre_header�headerr r r rU � s zConnection._send_bytesNc C s^ | � d�}t�d|�� �\}|dkr | � d�}t�d|�� �\}|d ur*||kr*d S | � |�S )N� r� r� � r� )r� r� Zunpackrb )r; r� rV rX r r r ra � s zConnection._recv_bytesc C s t | g|�}t|�S r )r r� )r; r �rr r r rm � s zConnection._pollr )ry rz r{ r� r� �_multiprocessingZ closesocketrA r` Z_writerk Z_readr" rJ r� r� r� r� rU ra rm r r r r r� \ s r� c @ sR e Zd ZdZddd�Zdd� Zdd � Zed d � �Zed d � �Z dd� Z dd� Z dS )r z� Returns a listener object. 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G s* � � � zSocketListener.__init__c C s& | j �� \}| _|�d� t|�� �S )NT)r� r� r� r� r� r� �r; �sr r r r� ` s zSocketListener.acceptc C sN z| j �� W | j}|d urd | _|� d S d S | j}|d ur&d | _|� w w r )r� rJ r� )r; r� r r r rJ e s ���zSocketListener.closeN)r )ry rz r{ r� r? r� rJ r r r r r� C s r� c C s\ t | �}t�tt|���}|�d� |�| � t|�� �W d � S 1 s'w Y dS )zO Return a connection object connected to the socket given by `address` TN)r5 r- r� r� Zconnectr� r� )r4 r( r� r r r r� o s $�r� c @ s8 e Zd ZdZd dd�Zd dd�Zdd � Zed d � �ZdS )r� z0 Representation of a named pipe Nc C sL || _ | jdd�g| _d | _t�d| j � tj| tj| j| j fdd�| _ d S )NT)�firstz listener created with address=%rr r� ) r� � _new_handle� _handle_queuer� r � sub_debugr� r� �_finalize_pipe_listenerrJ )r; r4 r� r r r r? � s �zPipeListener.__init__Fc C sH t jt jB }|r |t jO }t �| j|t jt jB t jB t j t t t j t j �S r ) r� r� r� r� r� r� r� r� r� ZPIPE_UNLIMITED_INSTANCESr� r� r� )r; r� �flagsr r r r� � s ��zPipeListener._new_handlec C s� | j �| �� � | j �d�}z tj|dd�}W n ty3 } z|jtjkr&� W Y d }~t|�S d }~ww z%z t� |j gdt �}W n |� � t� |� � W |�d�\}}t|�S |�d�\}}w )Nr Tr� F)r� �appendr� �popr� r� rD r� Z ERROR_NO_DATAr� r� r r� r� r� r} )r; r< r� r� �resr� r� r r r r� � s0 ��� � ��zPipeListener.acceptc C s$ t �d|� | D ]}t�|� qd S )Nz closing listener with address=%r)r r� r� r� )�queuer4 r< r r r r� � s �z$PipeListener._finalize_pipe_listenerr )F) ry rz r{ r� r? r� r� � staticmethodr� r r r r r� s r� c C s� t � } zt�| d� t�| tjtjB dtjtjtjtj�}W n t y? } z|j tj tj fvs4t |�r5� W Y d}~nd}~ww nqt�|tjdd� t|�S )zU Return a connection object connected to the pipe given by `address` r �� r N)r r� Z WaitNamedPiper� r� r� r� r� r� rD r� ZERROR_SEM_TIMEOUTZERROR_PIPE_BUSYr r� r� r} )r4 r �hr� r r r r� � s2 ��� ���� �r� � s #CHALLENGE#s #WELCOME#s #FAILURE#c C s� dd l }t|t�std�t|����t�t�}| � t | � |� ||d�� � }| � d�}||kr7| � t� d S | � t� td��)Nr � Authkey must be bytes, not {0!s}�md5� zdigest received was wrong)�hmacr� rS r& �formatr/ r" �urandom�MESSAGE_LENGTHr[ � CHALLENGE�new�digestrc �WELCOME�FAILUREr �Z connectionr� r� �messager Zresponser r r r� � s � r� c C sx dd l }t|t�std�t|����| �d�}|tt�d � }|� ||d�� � }| � |� | �d�}|t kr:t d��d S )Nr r� r� r� zdigest sent was rejected)r� r� rS r& r� r/ rc rT r r r r[ r r r r r r r� � s � �r� c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )�ConnectionWrapperc C s6 || _ || _|| _dD ] }t||�}t| ||� q d S )N)rP rJ ro rc r[ )�_conn�_dumps�_loadsr� �setattr)r; �connr] ri �attrr_ r r r r? � s �zConnectionWrapper.__init__c C s | � |�}| j�|� d S r )r r r[ )r; r_ r� r r r r` s zConnectionWrapper.sendc C s | j �� }| �|�S r )r rc r r� r r r rk s zConnectionWrapper.recvN)ry rz r{ r? r` rk r r r r r � s r c C s t �| fd d d d��d�S )Nr �utf-8)� xmlrpclibr] �encode)r_ r r r � _xml_dumps s r c C s t �| �d��\\}}|S )Nr )r ri �decode)r� r_ �methodr r r � _xml_loads s r c @ s e Zd Zdd� ZdS )� XmlListenerc C s" dd l ma t�| �}t|tt�S �Nr )� xmlrpc.client�clientr r r� r r r r^ r r r r� s zXmlListener.acceptN)ry rz r{ r� r r r r r s r c O s" dd l ma tt| i |��tt�S r )r r r r r r r )r� �kwdsr r r � XmlClient s r c C s� t | �}g }|rZt�|d|�}|tkr |S t| kr$tt|� k r+n n|t8 }n t| kr9tt|� k rCn td��|t8 }ntd��|�|| � ||d d � }d}|s|S )NFzShould not get herer r ) �listr� r� r r rT r r� r� )Zhandlesr �L�readyr� r r r �_exhaustive_wait% s$ � �� r c s� |du rt }n|dk rd}nt|d d �}t| �} i �g }t� � t� }z�| D ]�}zt|d�}W n ty? |�|�� < Y q'w z t�|� dd�\}}W n t yi } zd|j }}|t vr_� W Y d}~nd}~ww |tj krz|� |� |�|j< q'|r�t�� dd� dkr�z |�d �\} }W n t y� } z |j }W Y d}~nd}~ww |s�t|d �r�d|_� �|� d}q't��� |�}W |D ]}|�� q�|D ]D}z |�d�\} }W n t y� } z|j }|t vr� W Y d}~nd}~ww |tjk�r�|j }� �|� |dk�rt|d ��rd|_q�nU|D ]}|�� �q|D ]G}z |�d�\} }W n t �yC } z|j }|t v�r9� W Y d}~nd}~ww |tjk�rb�|j }� �|� |dk�rbt|d ��rbd|_�q w � ��fd d �|D �� � fd d�| D �S )�� Wait till an object in object_list is ready/readable. 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Fr� c 3 s � | ]}� | V qd S r r )�.0r� )�waithandle_to_objr r � <genexpr>� s � zwait.<locals>.<genexpr>c s g | ]}|� v r|�qS r r )r# �o)� ready_objectsr r � <listcomp>� s �wait.<locals>.<listcomp>)r �intr �setr� �AttributeErrorr7 r� r� rD r� � _ready_errorsr� r� r� r* Zgetwindowsversionr� r, r� �addr �keysr� ZERROR_OPERATION_ABORTED�update) � object_listr Zov_listZ ready_handlesr& rP r� r� r� r� r )r' r$ r r ; s� � ��� �� ��� ��� ��� ��r � PollSelectorc C s� t � �E}| D ] }|�|tj� q|durt�� | } |�|�}|r0dd� |D �W d � S |durG|t�� }|dk rG|W d � S q1 sKw Y dS )r NTc S s g | ]\}}|j �qS r )Zfileobj)r# �keyZeventsr r r r( � s r) r )� _WaitSelector�register� selectorsZ EVENT_READr r Zselect)r1 r Zselectorr_ Zdeadliner r r r r � s" � ��c C sf | � � }t�|tjtj�� }ddlm} |�|�}t|| j | j ffW d � S 1 s,w Y d S )Nr )�resource_sharer) rP r- Zfromfdr Z SOCK_STREAMr r7 Z DupSocket�rebuild_connectionr= r> )r r< r� r7 �dsr r r �reduce_connection� s $�r: c C s | � � }t|� � ||�S r �r� r� )r9 r= r> Zsockr r r r8 � s r8 c C sB | j rtjnd| jr tjndB }t�| �� |�}t|| j | jffS r ) r= r� ZFILE_GENERIC_READr> ZFILE_GENERIC_WRITEr Z DupHandlerP �rebuild_pipe_connection)r r� �dhr r r �reduce_pipe_connection� s �r> c C � | � � }t|||�S r )r� r} )r= r= r> r< r r r r< � � r< c C s t �| �� �}t|| j| jffS r )r ZDupFdrP r8 r= r> )r �dfr r r r: � s c C r? r r; )rA r= r> �fdr r r r8 � r@ )NN)Tr )I�__all__r� r" r* r- r� r r! � itertoolsr� r r r r �contextr ZForkingPicklerr\ r� r r r r � ImportErrorr+ r� ZCONNECTION_TIMEOUT�countr% r� Zfamiliesr, r r r) r. r5 r6 r} r� �objectr r r r� r� r� r� r r r r r� r� r r r r r r r� ZERROR_NETNAME_DELETEDr- r r6 r2 r4 ZSelectSelectorr: r8 r5 r> r< r r r r �<module> s� � PT = ,, 8 P
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