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93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
/*
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Copyright (c) 2009-2011 250bpm s.r.o.
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Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file
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This file is part of 0MQ.
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0MQ is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __ZMQ_DEALER_HPP_INCLUDED__
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#define __ZMQ_DEALER_HPP_INCLUDED__
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#include "socket_base.hpp"
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#include "session_base.hpp"
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#include "fq.hpp"
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#include "lb.hpp"
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namespace zmq
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{
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class ctx_t;
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class msg_t;
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class pipe_t;
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class io_thread_t;
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class socket_base_t;
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class dealer_t :
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public socket_base_t
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{
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public:
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dealer_t (zmq::ctx_t *parent_, uint32_t tid_, int sid);
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~dealer_t ();
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protected:
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// Overloads of functions from socket_base_t.
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void xattach_pipe (zmq::pipe_t *pipe_, bool icanhasall_);
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int xsend (zmq::msg_t *msg_, int flags_);
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int xrecv (zmq::msg_t *msg_, int flags_);
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bool xhas_in ();
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bool xhas_out ();
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void xread_activated (zmq::pipe_t *pipe_);
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void xwrite_activated (zmq::pipe_t *pipe_);
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void xterminated (zmq::pipe_t *pipe_);
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private:
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// Messages are fair-queued from inbound pipes. And load-balanced to
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// the outbound pipes.
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fq_t fq;
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lb_t lb;
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// Have we prefetched a message.
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bool prefetched;
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// Holds the prefetched message.
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msg_t prefetched_msg;
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dealer_t (const dealer_t&);
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const dealer_t &operator = (const dealer_t&);
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};
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class dealer_session_t : public session_base_t
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{
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public:
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dealer_session_t (zmq::io_thread_t *io_thread_, bool connect_,
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zmq::socket_base_t *socket_, const options_t &options_,
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const address_t *addr_);
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~dealer_session_t ();
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private:
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dealer_session_t (const dealer_session_t&);
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const dealer_session_t &operator = (const dealer_session_t&);
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};
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}
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#endif
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