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(PECL event >= 1.2.6-beta)
EventBufferEvent::sslError — Returns most recent OpenSSL error reported on the buffer event
Returns most recent OpenSSL error reported on the buffer event.
Note:
This function is available only if Event is compiled with OpenSSL support.
此函数没有参数。
   Returns OpenSSL error string reported on the buffer event, or  FALSE , if
   there is no more error to return.
  
Example #1 EventBufferEvent::sslError() example
  <?php
 // This callback is invoked when some even occurs on the event listener,
// e.g. connection closed, or an error occured
 function  ssl_event_cb ( $bev ,  $events ,  $ctx ) {
    if ( $events  &  EventBufferEvent :: ERROR ) {
         // Fetch errors from the SSL error stack
         while ( $err  =  $bev -> sslError ()) {
             fprintf ( STDERR ,  "Bufferevent error %s.\n" ,  $err );
        }
    }
    if ( $events  & ( EventBufferEvent :: EOF  |  EventBufferEvent :: ERROR )) {
         $bev -> free ();
    }
}
 ?>