Added msg_to_tag block - currently it does nothing
diff --git a/lib/msg_to_tag_impl.cc b/lib/msg_to_tag_impl.cc
new file mode 100644
index 0000000..eb0fc13
--- /dev/null
+++ b/lib/msg_to_tag_impl.cc
@@ -0,0 +1,80 @@
+/* -*- c++ -*- */
+/* @file
+ * @author Piotr Krysik <ptrkrysik@gmail.com>
+ * @section LICENSE
+ *
+ * Gr-gsm 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.
+ *
+ * Gr-gsm 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 gr-gsm; 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 <gnuradio/io_signature.h>
+//#include <gnuradio/msg_queue.h>
+#include "msg_to_tag_impl.h"
+
+namespace gr {
+ namespace grgsm {
+
+ msg_to_tag::sptr
+ msg_to_tag::make()
+ {
+ return gnuradio::get_initial_sptr
+ (new msg_to_tag_impl());
+ }
+
+// void msg_to_tag_impl::queue_msg(pmt::pmt_t msg){
+//
+// }
+
+ /*
+ * The private constructor
+ */
+ msg_to_tag_impl::msg_to_tag_impl()
+ : gr::sync_block("msg_to_tag",
+ gr::io_signature::make(1, 1, sizeof(gr_complex)),
+ gr::io_signature::make(1, 1, sizeof(gr_complex)))
+ {
+ message_port_register_in(pmt::mp("msg"));
+// set_msg_handler(pmt::mp("msg"), boost::bind(&msg_to_tag::queue_msg, this, _1));
+ }
+
+ /*
+ * Our virtual destructor.
+ */
+ msg_to_tag_impl::~msg_to_tag_impl()
+ {
+ }
+
+ int
+ msg_to_tag_impl::work(int noutput_items,
+ gr_vector_const_void_star &input_items,
+ gr_vector_void_star &output_items)
+ {
+ const gr_complex *in = (const gr_complex *) input_items[0];
+ gr_complex *out = (gr_complex *) output_items[0];
+
+ // Do <+signal processing+>
+ memcpy(out, in, sizeof(gr_complex)*noutput_items);
+ // Tell runtime system how many output items we produced.
+ return noutput_items;
+ }
+
+ } /* namespace grgsm */
+} /* namespace gr */
+