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/include/gnuradio/timer.h | 84 +++++++++++++++++++++++++++++++
1 file changed, 84 insertions(+)
create mode 100644 gnuradio-runtime/include/gnuradio/timer.h
(limited to 'gnuradio-runtime/include/gnuradio/timer.h')
diff --git a/gnuradio-runtime/include/gnuradio/timer.h b/gnuradio-runtime/include/gnuradio/timer.h
new file mode 100644
index 0000000000..d685fd9a19
--- /dev/null
+++ b/gnuradio-runtime/include/gnuradio/timer.h
@@ -0,0 +1,84 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005 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_TIMER_H
+#define INCLUDED_GR_TIMER_H
+
+#include <gnuradio/api.h>
+#include <gnuradio/types.h>
+
+class gr_timer;
+
+typedef boost::shared_ptr<gr_timer> gr_timer_sptr;
+
+GR_RUNTIME_API typedef void (*gr_timer_hook)(gr_timer *, void *);
+
+/*!
+ * \brief create a timeout.
+ *
+ * \ingroup misc
+ * gr_timer_hook is called when timer fires.
+ */
+GR_RUNTIME_API gr_timer_sptr gr_make_timer (gr_timer_hook, void *);
+
+/*!
+ * \brief implement timeouts
+ */
+class GR_RUNTIME_API gr_timer {
+ double d_expiry;
+ double d_period;
+ gr_timer_hook d_hook;
+ void *d_hook_arg;
+
+ friend GR_RUNTIME_API gr_timer_sptr gr_make_timer (gr_timer_hook, void *);
+
+ gr_timer (...);
+
+public:
+ ~gr_timer ();
+
+ //! return absolute current time (seconds since the epoc).
+ static double now ();
+
+ /*!
+ * \brief schedule timer to fire at abs_when
+ * \param abs_when absolute time in seconds since the epoc.
+ */
+ void schedule_at (double abs_when);
+
+ /*!
+ * \brief schedule timer to fire rel_when seconds from now.
+ * \param rel_when relative time in seconds from now.
+ */
+ void schedule_after (double rel_when); // relative time in seconds
+
+ /*!
+ * \brief schedule a periodic timeout.
+ * \param abs_when absolute time to fire first time
+ * \param period time between firings
+ */
+ void schedule_periodic (double abs_when, double period);
+
+ //! cancel timer
+ void unschedule ();
+};
+
+#endif /* INCLUDED_GR_TIMER_H */
--
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