GNU Radio 3.7.2.2 C++ API
file_sink_base.h
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/* -*- c++ -*- */
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/*
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* Copyright 2004,2007,2008,2013 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef INCLUDED_GR_FILE_SINK_BASE_H
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#define INCLUDED_GR_FILE_SINK_BASE_H
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#include <
gnuradio/blocks/api.h
>
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#include <boost/thread.hpp>
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#include <cstdio>
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namespace
gr {
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namespace
blocks {
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/*!
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* \brief Common base class for file sinks
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*/
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class
BLOCKS_API
file_sink_base
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{
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protected
:
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FILE *
d_fp
;
// current FILE pointer
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FILE *
d_new_fp
;
// new FILE pointer
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bool
d_updated
;
// is there a new FILE pointer?
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bool
d_is_binary
;
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boost::mutex
d_mutex
;
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bool
d_unbuffered
;
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bool
d_append
;
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protected
:
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file_sink_base
(
const
char
*filename,
bool
is_binary,
bool
append);
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public
:
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file_sink_base
() {}
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~
file_sink_base
();
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/*!
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* \brief Open filename and begin output to it.
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*/
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bool
open(
const
char
*filename);
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/*!
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* \brief Close current output file.
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*
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* Closes current output file and ignores any output until
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* open is called to connect to another file.
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*/
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void
close();
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/*!
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* \brief if we've had an update, do it now.
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*/
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void
do_update();
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/*!
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* \brief turn on unbuffered writes for slower outputs
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*/
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void
set_unbuffered(
bool
unbuffered);
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};
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}
/* namespace blocks */
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}
/* namespace gr */
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#endif
/* INCLUDED_GR_FILE_SINK_BASE_H */
gnuradio
gr-blocks
include
gnuradio
blocks
file_sink_base.h
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