diff options
| author | Tom Rondeau <trondeau@vt.edu> | 2013-03-16 23:34:34 -0400 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2013-03-16 23:52:20 -0400 |
| commit | 51cbe589f7cd74056be613587e82e8d3b3168e84 (patch) | |
| tree | 22d22d0919e52147286ce888343724c9529d8dcd /gr-blocks/include/blocks/null_sink.h | |
| parent | a792bb88f3c3caa347506503de973aafaf78e0af (diff) | |
blocks: moved nop, null source/sink, copy, vector_map to gr-blocks.
Diffstat (limited to 'gr-blocks/include/blocks/null_sink.h')
| -rw-r--r-- | gr-blocks/include/blocks/null_sink.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/gr-blocks/include/blocks/null_sink.h b/gr-blocks/include/blocks/null_sink.h new file mode 100644 index 0000000000..c13a7552c6 --- /dev/null +++ b/gr-blocks/include/blocks/null_sink.h @@ -0,0 +1,55 @@ +/* -*- c++ -*- */ +/* + * Copyright 2004,2010,2013 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. + */ + +#ifndef INCLUDED_GR_NULL_SINK_H +#define INCLUDED_GR_NULL_SINK_H + +#include <blocks/api.h> +#include <gr_sync_block.h> +#include <stddef.h> // size_t + +namespace gr { + namespace blocks { + + /*! + * \brief Bit bucket. Use as a termination point when a sink is + * required and we don't want to do anything real. + * \ingroup sink_blk + */ + class BLOCKS_API null_sink : virtual public gr_sync_block + { + public: + // gr::blocks::null_sink::sptr + typedef boost::shared_ptr<null_sink> sptr; + + /*! + * Build a null sink block. + * + * \param sizeof_stream_item size of the stream items in bytes. + */ + static sptr make(size_t sizeof_stream_item); + }; + + } /* namespace blocks */ +} /* namespace gr */ + +#endif /* INCLUDED_GR_NULL_SINK_H */ |