sink_impl.h

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/* -*- c++ -*- */
/* 
 * Copyright 2013 Stefan Goerg stefan@dl2stg.de
 * 
 * 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_HIQSDR_SINK_IMPL_H
#define INCLUDED_HIQSDR_SINK_IMPL_H

#include <hiqsdr/sink.h>
#include "source_impl.h"

namespace gr {
  namespace hiqsdr {

    class sink_impl : public sink
    {
     private:
                 void predistortion(double &re, double &im);
                 size_t d_itemsize;

                 int           d_payload_size;    // maximum transmission unit (packet length)
                 bool          d_eof;             // send zero-length packet on disconnect
                 int           d_socket;          // handle to socket
                 bool          d_connected;       // are we connected?
                 double th1,th2;
                 //gruel::mutex  d_mutex;           // protects d_socket and d_connected
                 dcplx  interp(double idx);

     public:
      sink_impl(size_t itemsize, const char *host, unsigned short port, int payload_size, bool eof);
      ~sink_impl();

      // Where all the action really happens
      int work(int noutput_items,
               gr_vector_const_void_star &input_items,
               gr_vector_void_star &output_items);
          int payload_size() { return d_payload_size; }
          void connect( const char *host, unsigned short port );
          void disconnect();
    };

  } // namespace hiqsdr
} // namespace gr

#endif /* INCLUDED_HIQSDR_SINK_IMPL_H */