push.hpp 1.99 KB
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/*
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    Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
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    This file is part of 0MQ.

    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
    (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
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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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#ifndef __ZMQ_PUSH_HPP_INCLUDED__
#define __ZMQ_PUSH_HPP_INCLUDED__
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#include "socket_base.hpp"
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#include "session_base.hpp"
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#include "lb.hpp"
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namespace zmq
{

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    class ctx_t;
    class pipe_t;
    class msg_t;
    class io_thread_t;

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    class push_t :
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        public socket_base_t
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    {
    public:

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        push_t (zmq::ctx_t *parent_, uint32_t tid_, int sid_);
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        ~push_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_);
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        bool xhas_out ();
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        void xwrite_activated (zmq::pipe_t *pipe_);
        void xterminated (zmq::pipe_t *pipe_);
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    private:

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        //  Load balancer managing the outbound pipes.
        lb_t lb;
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        push_t (const push_t&);
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        const push_t &operator = (const push_t&);
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    };

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    class push_session_t : public session_base_t
    {
    public:

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        push_session_t (zmq::io_thread_t *io_thread_, bool connect_,
            socket_base_t *socket_, const options_t &options_,
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            const address_t *addr_);
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        ~push_session_t ();

    private:

        push_session_t (const push_session_t&);
        const push_session_t &operator = (const push_session_t&);
    };

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}

#endif