1 files changed, 65 insertions, 0 deletions
diff --git a/gr-fec/lib/encode_ccsds_27_bb_impl.cc b/gr-fec/lib/encode_ccsds_27_bb_impl.cc
new file mode 100644
index 0000000000..28ee450ef4
--- /dev/null
+++ b/gr-fec/lib/encode_ccsds_27_bb_impl.cc
@@ -0,0 +1,65 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2012 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "encode_ccsds_27_bb_impl.h"
+#include <gr_io_signature.h>
+
+extern "C" {
+#include "viterbi/viterbi.h"
+}
+
+namespace gr {
+  namespace fec {
+
+    encode_ccsds_27_bb::sptr encode_ccsds_27_bb::make()
+    {
+      return gnuradio::get_initial_sptr(new encode_ccsds_27_bb_impl());
+    }
+
+    encode_ccsds_27_bb_impl::encode_ccsds_27_bb_impl()
+      : gr_sync_interpolator("encode_ccsds_27_bb",
+			     gr_make_io_signature (1, 1, sizeof(char)),
+			     gr_make_io_signature (1, 1, sizeof(char)),
+			     16)  // Rate 1/2 code, packed to unpacked conversion
+    {
+      d_encstate = 0;
+    }
+
+    int
+    encode_ccsds_27_bb_impl::work(int noutput_items,
+				  gr_vector_const_void_star &input_items,
+				  gr_vector_void_star &output_items)
+    {
+      unsigned char *in = (unsigned char *)input_items[0];
+      unsigned char *out = (unsigned char *)output_items[0];
+
+      d_encstate = encode(out, in, noutput_items/16, d_encstate);
+
+      return noutput_items;
+    }
+
+  } /* namespace fec */
+}/* namespace gr */