3 * Copyright 2007,2008 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_TOP_BLOCK_IMPL_H
24 #define INCLUDED_GR_TOP_BLOCK_IMPL_H
26 #include <gr_scheduler.h>
27 #include <boost/thread.hpp>
29 typedef boost::mutex gr_mutex; // FIXME move these elsewhere
30 typedef boost::lock_guard<boost::mutex> gr_lock_guard;
33 *\brief Abstract implementation details of gr_top_block
36 * The actual implementation of gr_top_block. Separate class allows
37 * decoupling of changes from dependent classes.
40 class gr_top_block_impl
43 gr_top_block_impl(gr_top_block *owner);
46 // Create and start scheduler threads
49 // Signal scheduler threads to stop
52 // Wait for scheduler threads to exit
55 // Lock the top block to allow reconfiguration
58 // Unlock the top block at end of reconfiguration
61 // Dump the flowgraph to stdout
66 enum tb_state { IDLE, RUNNING };
68 gr_top_block *d_owner;
69 gr_flat_flowgraph_sptr d_ffg;
70 gr_scheduler_sptr d_scheduler;
72 gr_mutex d_mutex; // protects d_state and d_lock_count
80 #endif /* INCLUDED_GR_TOP_BLOCK_IMPL_H */