/* -*- c++ -*- */

/*

 * Copyright 2004 Free Software Foundation, Inc.

 * 

 * This file is part of GNU Radio

 * 

 * GNU Radio 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.

 * 

 * GNU Radio 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 GNU Radio; see the file COPYING.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street,

 * Boston, MA 02110-1301, USA.

 */

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif

#include <gr_nop.h>

#include <gr_io_signature.h>

gr_nop::gr_nop (size_t sizeof_stream_item)

  : gr_block ("nop",

               gr_make_io_signature (0, -1, sizeof_stream_item),

               gr_make_io_signature (0, -1, sizeof_stream_item))

{

}

gr_block_sptr

gr_make_nop (size_t sizeof_stream_item)

{

  return gr_block_sptr (new gr_nop (sizeof_stream_item));

}

int

gr_nop::general_work (int noutput_items,

                      gr_vector_int &ninput_items,

                      gr_vector_const_void_star &input_items,

                      gr_vector_void_star &output_items)

{

  // eat any input that's available

  for (unsigned i = 0; i < ninput_items.size (); i++)

    consume (i, ninput_items[i]);

  return noutput_items;

}