From 597cc5edd624525563e6549dc0057eca2a51c81d Mon Sep 17 00:00:00 2001 From: Micah Anderson Date: Tue, 11 Nov 2014 13:30:46 -0500 Subject: upgrade to new version --- src/i_engine.hpp | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 src/i_engine.hpp (limited to 'src/i_engine.hpp') diff --git a/src/i_engine.hpp b/src/i_engine.hpp new file mode 100644 index 0000000..39266c4 --- /dev/null +++ b/src/i_engine.hpp @@ -0,0 +1,55 @@ +/* + Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file + + This file is part of 0MQ. + + 0MQ is free software; you can redistribute it and/or modify it under + the terms of the GNU Lesser 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 + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see . +*/ + +#ifndef __ZMQ_I_ENGINE_HPP_INCLUDED__ +#define __ZMQ_I_ENGINE_HPP_INCLUDED__ + +namespace zmq +{ + + class io_thread_t; + + // Abstract interface to be implemented by various engines. + + struct i_engine + { + virtual ~i_engine () {} + + // Plug the engine to the session. + virtual void plug (zmq::io_thread_t *io_thread_, + class session_base_t *session_) = 0; + + // Terminate and deallocate the engine. Note that 'detached' + // events are not fired on termination. + virtual void terminate () = 0; + + // This method is called by the session to signalise that more + // messages can be written to the pipe. + virtual void restart_input () = 0; + + // This method is called by the session to signalise that there + // are messages to send available. + virtual void restart_output () = 0; + + virtual void zap_msg_available () = 0; + }; + +} + +#endif -- cgit v1.2.3