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/sync_block.h | 69 ++++++++++++++++++++++++++
1 file changed, 69 insertions(+)
create mode 100644 gnuradio-runtime/include/gnuradio/sync_block.h
(limited to 'gnuradio-runtime/include/gnuradio/sync_block.h')
diff --git a/gnuradio-runtime/include/gnuradio/sync_block.h b/gnuradio-runtime/include/gnuradio/sync_block.h
new file mode 100644
index 0000000000..4b0022ab7e
--- /dev/null
+++ b/gnuradio-runtime/include/gnuradio/sync_block.h
@@ -0,0 +1,69 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2004,2013 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_RUNTIME_SYNC_BLOCK_H
+#define INCLUDED_GR_RUNTIME_SYNC_BLOCK_H
+
+#include <gnuradio/api.h>
+#include <gnuradio/block.h>
+
+namespace gr {
+
+ /*!
+ * \brief synchronous 1:1 input to output with history
+ * \ingroup base_blk
+ *
+ * Override work to provide the signal processing implementation.
+ */
+ class GR_RUNTIME_API sync_block : public block
+ {
+ protected:
+ sync_block(void) {} // allows pure virtual interface sub-classes
+ sync_block(const std::string &name,
+ gr::io_signature::sptr input_signature,
+ gr::io_signature::sptr output_signature);
+
+ public:
+ /*!
+ * \brief just like gr::block::general_work, only this arranges to
+ * call consume_each for you
+ *
+ * The user must override work to define the signal processing code
+ */
+ virtual int work(int noutput_items,
+ gr_vector_const_void_star &input_items,
+ gr_vector_void_star &output_items) = 0;
+
+ // gr::sync_block overrides these to assist work
+ void forecast(int noutput_items, gr_vector_int &ninput_items_required);
+ int general_work(int noutput_items,
+ gr_vector_int &ninput_items,
+ gr_vector_const_void_star &input_items,
+ gr_vector_void_star &output_items);
+
+ int fixed_rate_ninput_to_noutput(int ninput);
+ int fixed_rate_noutput_to_ninput(int noutput);
+ };
+
+} /* namespace gr */
+
+#endif /* INCLUDED_GR_RUNTIME_SYNC_BLOCK_H */
--
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