GNU Radio 3.6.5.1 C++ API
nop_impl.h
Go to the documentation of this file.
1 /* -*- c++ -*- */
2 /*
3  * Copyright 2004,2010,2013 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
6  *
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)
10  * any later version.
11  *
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.
16  *
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.
21  */
22 
23 #ifndef INCLUDED_GR_NOP_IMPL_H
24 #define INCLUDED_GR_NOP_IMPL_H
25 
26 #include <blocks/nop.h>
27 
28 namespace gr {
29  namespace blocks {
30 
31  class nop_impl : public nop
32  {
33  protected:
35 
36  // Method that just counts any received messages.
38 
39  public:
40  nop_impl(size_t sizeof_stream_item);
41  ~nop_impl();
42 
43  int nmsgs_received() const { return d_nmsgs_recvd; }
44 
45  int general_work(int noutput_items,
46  gr_vector_int &ninput_items,
47  gr_vector_const_void_star &input_items,
48  gr_vector_void_star &output_items);
49  };
50 
51  } /* namespace blocks */
52 } /* namespace gr */
53 
54 #endif /* INCLUDED_GR_NOP_IMPL_H */