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Diffstat (limited to 'src/i_poller.hpp')
| -rw-r--r-- | src/i_poller.hpp | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/src/i_poller.hpp b/src/i_poller.hpp deleted file mode 100644 index 2665e82..0000000 --- a/src/i_poller.hpp +++ /dev/null @@ -1,84 +0,0 @@ -/* - Copyright (c) 2007-2009 FastMQ Inc. - - This file is part of 0MQ. - - 0MQ is free software; you can redistribute it and/or modify it under - the terms of the Lesser GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - 0MQ is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - Lesser GNU General Public License for more details. - - You should have received a copy of the Lesser GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#ifndef __ZMQ_I_POLLER_HPP_INCLUDED__ -#define __ZMQ_I_POLLER_HPP_INCLUDED__ - -#include "fd.hpp" - -namespace zmq -{ - - union handle_t - { - fd_t fd; - void *ptr; - }; - - // Virtual interface to be used when polling on file descriptors. - - struct i_poller - { - virtual ~i_poller () {}; - - // Add file descriptor to the polling set. Return handle - // representing the descriptor. 'events' interface will be used - // to invoke callback functions when event occurs. - virtual handle_t add_fd (fd_t fd_, struct i_poll_events *events_) = 0; - - // Remove file descriptor identified by handle from the polling set. - virtual void rm_fd (handle_t handle_) = 0; - - // Start polling for input from socket. - virtual void set_pollin (handle_t handle_) = 0; - - // Stop polling for input from socket. - virtual void reset_pollin (handle_t handle_) = 0; - - // Start polling for availability of the socket for writing. - virtual void set_pollout (handle_t handle_) = 0; - - // Stop polling for availability of the socket for writing. - virtual void reset_pollout (handle_t handle_) = 0; - - // Ask to be notified after some time. Actual interval varies between - // 0 and max_timer_period ms. Timer is destroyed once it expires or, - // optionally, when cancel_timer is called. - virtual void add_timer (struct i_poll_events *events_) = 0; - - // Cancel the timer set by add_timer method. - virtual void cancel_timer (struct i_poll_events *events_) = 0; - - // Returns load experienced by the I/O thread. Currently it's number - // of file descriptors handled by the poller, in the future we may - // use a metric taking actual traffic on the individual sockets into - // account. - virtual int get_load () = 0; - - // Start the execution of the underlying I/O thread. - // This method is called from a foreign thread. - virtual void start () = 0; - - // Ask underlying I/O thread to stop. - virtual void stop () = 0; - }; - -} - -#endif |