3 * Copyright 2004,2010 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
27 #include <gr_io_signature.h>
29 gr_nop::gr_nop (size_t sizeof_stream_item)
31 gr_make_io_signature (0, -1, sizeof_stream_item),
32 gr_make_io_signature (0, -1, sizeof_stream_item))
37 gr_make_nop (size_t sizeof_stream_item)
39 return gnuradio::get_initial_sptr (new gr_nop (sizeof_stream_item));
43 gr_nop::general_work (int noutput_items,
44 gr_vector_int &ninput_items,
45 gr_vector_const_void_star &input_items,
46 gr_vector_void_star &output_items)
48 // eat any input that's available
49 for (unsigned i = 0; i < ninput_items.size (); i++)
50 consume (i, ninput_items[i]);