From f3e2e07201c50033bf6c9d0c6a6f068557b4f17f Mon Sep 17 00:00:00 2001
From: Tom Rondeau <trondeau@vt.edu>
Date: Wed, 17 Apr 2013 13:43:52 -0400
Subject: runtime: converting runtime core to gr namespace, gnuradio include
dir.
---
gnuradio-runtime/lib/top_block_impl.h | 90 +++++++++++++++++++++++++++++++++++
1 file changed, 90 insertions(+)
create mode 100644 gnuradio-runtime/lib/top_block_impl.h
(limited to 'gnuradio-runtime/lib/top_block_impl.h')
diff --git a/gnuradio-runtime/lib/top_block_impl.h b/gnuradio-runtime/lib/top_block_impl.h
new file mode 100644
index 0000000000..9e0e661a02
--- /dev/null
+++ b/gnuradio-runtime/lib/top_block_impl.h
@@ -0,0 +1,90 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2007,2008,2013 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_TOP_BLOCK_IMPL_H
+#define INCLUDED_GR_TOP_BLOCK_IMPL_H
+
+#include <gnuradio/api.h>
+#include "scheduler.h"
+#include <gnuradio/thread/thread.h>
+
+namespace gr {
+
+ /*!
+ *\brief Abstract implementation details of top_block
+ * \ingroup internal
+ *
+ * The actual implementation of top_block. Separate class allows
+ * decoupling of changes from dependent classes.
+ */
+ class GR_RUNTIME_API top_block_impl
+ {
+ public:
+ top_block_impl(top_block *owner);
+ ~top_block_impl();
+
+ // Create and start scheduler threads
+ void start(int max_noutput_items=100000000);
+
+ // Signal scheduler threads to stop
+ void stop();
+
+ // Wait for scheduler threads to exit
+ void wait();
+
+ // Lock the top block to allow reconfiguration
+ void lock();
+
+ // Unlock the top block at end of reconfiguration
+ void unlock();
+
+ // Return a string list of edges
+ std::string edge_list();
+
+ // Dump the flowgraph to stdout
+ void dump();
+
+ // Get the number of max noutput_items in the flowgraph
+ int max_noutput_items();
+
+ // Set the maximum number of noutput_items in the flowgraph
+ void set_max_noutput_items(int nmax);
+
+ protected:
+ enum tb_state { IDLE, RUNNING };
+
+ top_block *d_owner;
+ flat_flowgraph_sptr d_ffg;
+ scheduler_sptr d_scheduler;
+
+ gr::thread::mutex d_mutex; // protects d_state and d_lock_count
+ tb_state d_state;
+ int d_lock_count;
+ int d_max_noutput_items;
+
+ private:
+ void restart();
+ };
+
+} /* namespace gr */
+
+#endif /* INCLUDED_GR_TOP_BLOCK_IMPL_H */
--
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