OwlCyberSecurity - MANAGER
Edit File: fdesc.pyc
� `��ac @ s� d Z d d l Z d d l Z y d d l Z Wn e k rG d Z n Xd d l m Z m Z d � Z d � Z e d k r� d � Z Z n d � Z d � Z d � Z d � Z d d d d g Z d S( s< Utility functions for dealing with POSIX file descriptors. i����N( t CONNECTION_LOSTt CONNECTION_DONEc C s< t j | t j � } | t j B} t j | t j | � d S( sP Set the file description of the given file descriptor to non-blocking. N( t fcntlt F_GETFLt ost O_NONBLOCKt F_SETFL( t fdt flags( ( sY /opt/cpanel-ccs/.develop/virtualenv/lib/python2.7/site-packages/twisted/internet/fdesc.pyt setNonBlocking s c C s= t j | t j � } | t j @} t j | t j | � d S( sL Set the file description of the given file descriptor to blocking. N( R R R R R ( R R ( ( sY /opt/cpanel-ccs/.develop/virtualenv/lib/python2.7/site-packages/twisted/internet/fdesc.pyt setBlocking s c C s d S( N( t None( R ( ( sY /opt/cpanel-ccs/.develop/virtualenv/lib/python2.7/site-packages/twisted/internet/fdesc.pyt <lambda>* t c C s< t j | t j � } | t j B} t j | t j | � d S( s7 Make a file descriptor close-on-exec. N( R t F_GETFDt FD_CLOEXECt F_SETFD( R R ( ( sY /opt/cpanel-ccs/.develop/virtualenv/lib/python2.7/site-packages/twisted/internet/fdesc.pyt _setCloseOnExec, s c C s= t j | t j � } | t j @} t j | t j | � d S( s7 Make a file descriptor close-on-exec. N( R R R R ( R R ( ( sY /opt/cpanel-ccs/.develop/virtualenv/lib/python2.7/site-packages/twisted/internet/fdesc.pyt _unsetCloseOnExec5 s c C sq y t j | d � } Wn@ t t f k rX } | j d t j t j f k rQ d St Sn X| sc t S| | � d S( s Read from file descriptor, calling callback with resulting data. If successful, call 'callback' with a single argument: the resulting data. Returns same thing FileDescriptor.doRead would: CONNECTION_LOST, CONNECTION_DONE, or None. @type fd: C{int} @param fd: non-blocking file descriptor to be read from. @param callback: a callable which accepts a single argument. If data is read from the file descriptor it will be called with this data. Handling exceptions from calling the callback is up to the caller. Note that if the descriptor is still connected but no data is read, None will be returned but callback will not be called. @return: CONNECTION_LOST on error, CONNECTION_DONE when fd is closed, otherwise None. i i N( R t readt OSErrort IOErrort argst errnot EAGAINt EINTRR R ( R t callbackt outputt ioe( ( sY /opt/cpanel-ccs/.develop/virtualenv/lib/python2.7/site-packages/twisted/internet/fdesc.pyt readFromFD> s c C sT y t j | | � SWn9 t t f k rO } | j t j t j f k rK d St SXd S( s> Write data to file descriptor. Returns same thing FileDescriptor.writeSomeData would. @type fd: C{int} @param fd: non-blocking file descriptor to be written to. @type data: C{str} or C{buffer} @param data: bytes to write to fd. @return: number of bytes written, or CONNECTION_LOST. i N( R t writeR R R R R R ( R t datat io( ( sY /opt/cpanel-ccs/.develop/virtualenv/lib/python2.7/site-packages/twisted/internet/fdesc.pyt writeToFDa s R R R R! ( t __doc__R R R t ImportErrorR t twisted.internet.mainR R R R R R R R! t __all__( ( ( sY /opt/cpanel-ccs/.develop/virtualenv/lib/python2.7/site-packages/twisted/internet/fdesc.pyt <module> s #