3 * Copyright 2004 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.
23 #ifndef INCLUDED_GR_FILE_SINK_H
24 #define INCLUDED_GR_FILE_SINK_H
26 #include <gr_sync_block.h>
27 #include <omnithread.h>
30 typedef boost::shared_ptr<gr_file_sink> gr_file_sink_sptr;
32 gr_file_sink_sptr gr_make_file_sink(size_t itemsize, const char *filename);
35 * \brief Write stream to file.
39 class gr_file_sink : public gr_sync_block
41 friend gr_file_sink_sptr gr_make_file_sink(size_t itemsize, const char *filename);
45 void *d_fp; // current FILE pointer
46 void *d_new_fp; // new FILE pointer
47 bool d_updated; // is there a new FILE pointer?
51 gr_file_sink(size_t itemsize, const char *filename);
57 * \brief Open filename and begin output to it.
59 bool open(const char *filename);
62 * \brief Close current output file.
64 * Closes current output file and ignores any output until
65 * open is called to connect to another file.
69 int work(int noutput_items,
70 gr_vector_const_void_star &input_items,
71 gr_vector_void_star &output_items);
75 #endif /* INCLUDED_GR_FILE_SINK_H */