sub_source_impl.h

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/* -*- c++ -*- */
/*
 * Copyright 2013,2014 Free Software Foundation, Inc.
 *
 * This file is part of GNU Radio.
 *
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3, or (at your option)
 * any later version.
 *
 * This software 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this software; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#ifndef INCLUDED_ZEROMQ_SUB_SOURCE_IMPL_H
#define INCLUDED_ZEROMQ_SUB_SOURCE_IMPL_H

#include <gnuradio/zeromq/sub_source.h>
#include "zmq.hpp"

namespace gr {
  namespace zeromq {

    class sub_source_impl : public sub_source
    {
     private:
      size_t          d_itemsize;
      size_t          d_vlen;
      int             d_timeout; // microseconds, -1 is blocking
      zmq::context_t  *d_context;
      zmq::socket_t   *d_socket;

     public:
      sub_source_impl(size_t itemsize, size_t vlen, char *address, int timeout);
      ~sub_source_impl();

      int work(int noutput_items,
                   gr_vector_const_void_star &input_items,
                   gr_vector_void_star &output_items);
    };

  } // namespace zeromq
} // namespace gr

#endif /* INCLUDED_ZEROMQ_SUB_SOURCE_IMPL_H */