GNU Radio Manual and C++ API Reference 3.8.5.0
The Free & Open Software Radio Ecosystem
 
Loading...
Searching...
No Matches
nop.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_H
24#define INCLUDED_GR_NOP_H
25
26#include <gnuradio/block.h>
27#include <gnuradio/blocks/api.h>
28#include <stddef.h> // size_t
29
30namespace gr {
31namespace blocks {
32
33/*!
34 * \brief Does nothing. Used for testing only.
35 * \ingroup misc_blk
36 */
37class BLOCKS_API nop : virtual public block
38{
39public:
40 // gr::blocks::nop::sptr
41 typedef boost::shared_ptr<nop> sptr;
42
43 /*!
44 * Build a nop block.
45 *
46 * \param sizeof_stream_item size of the stream items in bytes.
47 */
48 static sptr make(size_t sizeof_stream_item);
49
50 virtual int nmsgs_received() const = 0;
51
52 virtual int ctrlport_test() const = 0;
53 virtual void set_ctrlport_test(int x) = 0;
54};
55
56} /* namespace blocks */
57} /* namespace gr */
58
59#endif /* INCLUDED_GR_NOP_H */
The abstract base class for all 'terminal' processing blocks.
Definition block.h:72
Does nothing. Used for testing only.
Definition nop.h:38
virtual int nmsgs_received() const =0
virtual int ctrlport_test() const =0
boost::shared_ptr< nop > sptr
Definition nop.h:41
static sptr make(size_t sizeof_stream_item)
virtual void set_ctrlport_test(int x)=0
#define BLOCKS_API
Definition gr-blocks/include/gnuradio/blocks/api.h:30
GNU Radio logging wrapper for log4cpp library (C++ port of log4j)
Definition basic_block.h:46