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Edit File: windows_events.cpython-38.pyc
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This is much like a bound, listening socket. c C s, || _ t�� | _d | _d | _| �d�| _d S �NT)�_address�weakref�WeakSet�_free_instances�_pipe�_accept_pipe_future�_server_pipe_handle)r r' r r r! r � s zPipeServer.__init__c C s | j | �d� }| _ |S )NF)rh rj )r �tmpr r r! �_get_unconnected_pipe s z PipeServer._get_unconnected_pipec C sr | � � r d S tjtjB }|r&|tjO }t�| j|tjtjB tj B tj t j t j tj tj�}t �|�}| j�|� |S r7 )�closedrJ ZPIPE_ACCESS_DUPLEXZFILE_FLAG_OVERLAPPEDZ FILE_FLAG_FIRST_PIPE_INSTANCEZCreateNamedPiperd ZPIPE_TYPE_MESSAGEZPIPE_READMODE_MESSAGEZ PIPE_WAITZPIPE_UNLIMITED_INSTANCESr ZBUFSIZEZNMPWAIT_WAIT_FOREVER�NULL� PipeHandlerg �add)r �first�flags�h�piper r r! rj s( � � z PipeServer._server_pipe_handlec C s | j d kS r7 )rd r8 r r r! rm s zPipeServer.closedc C sR | j d k r| j �� d | _ | jd k rN| jD ] }|�� q*d | _d | _| j�� d S r7 )ri r0 rd rg �closerh �clear)r rt r r r! ru s zPipeServer.closeN) r> r? r@ rA r rl rj rm ru �__del__r r r r! rb � s rb c @ s e Zd ZdZdS )�_WindowsSelectorEventLoopz'Windows version of selector event loop.N)r> r? 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d@ }|�|�� t�|�� �|||dd� dd� }| �|||�S )Nr � r c S sR z |� � W S tk rL } z$|jtjtjfkr:t|j� �n� W 5 d }~X Y nX d S r7 r� r� r r r! �finish_sendfilei s � z.IocpProactor.sendfile.<locals>.finish_sendfile) r� rQ r� rn Z TransmitFiler� �msvcrtZ get_osfhandler� ) r Zsock�file�offset�countr Z offset_lowZ offset_highr� r r r! �sendfile_ s � zIocpProactor.sendfilec sJ | � � � t�t�}|�� �� �}|r0| �� �S � fdd�}| �|� |�S )Nc s |� � � S r7 )r� r� �rt r r! �finish_accept_pipe s z4IocpProactor.accept_pipe.<locals>.finish_accept_pipe)r� rQ r� rn ZConnectNamedPiper� r� r� )r rt r Z connectedr� r r� r! r� t s zIocpProactor.accept_pipec � sr t }zt�|�}W qhW n0 tk rF } z|jtjkr6� W 5 d }~X Y nX t|d t�}t� |�I d H qt � |�S )N� ) �CONNECT_PIPE_INIT_DELAYrQ Z ConnectPiper1 rR ZERROR_PIPE_BUSY�min�CONNECT_PIPE_MAX_DELAYr �sleepr ro )r r' ZdelayrG r4 r r r! r� � s zIocpProactor.connect_pipec C s | � ||d�S )z�Wait for a handle. 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