diff options
Diffstat (limited to 'lib/misc_utils/burst_to_fn_time_impl.cc')
-rw-r--r-- | lib/misc_utils/burst_to_fn_time_impl.cc | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/lib/misc_utils/burst_to_fn_time_impl.cc b/lib/misc_utils/burst_to_fn_time_impl.cc new file mode 100644 index 0000000..3e587f0 --- /dev/null +++ b/lib/misc_utils/burst_to_fn_time_impl.cc @@ -0,0 +1,84 @@ +/* -*- c++ -*- */ +/* @file + * @author Piotr Krysik <ptrkrysik@gmail.com> + * @author Vadim Yanitskiy <axilirator@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 "burst_to_fn_time_impl.h" + +namespace gr { + namespace gsm { + + burst_to_fn_time::sptr + burst_to_fn_time::make(void) + { + return gnuradio::get_initial_sptr + (new burst_to_fn_time_impl()); + } + + /* + * The private constructor + */ + burst_to_fn_time_impl::burst_to_fn_time_impl(void) + : gr::block("burst_to_fn_time", + gr::io_signature::make(0, 0, 0), + gr::io_signature::make(0, 0, 0)) + { + // Register I/O ports + message_port_register_in(pmt::mp("bursts_in")); + message_port_register_out(pmt::mp("fn_time_out")); + + // Bind a port handler + set_msg_handler(pmt::mp("bursts_in"), + boost::bind(&burst_to_fn_time_impl::handle_burst, this, _1)); + } + + /* + * Our virtual destructor. + */ + burst_to_fn_time_impl::~burst_to_fn_time_impl() + { + } + + void + burst_to_fn_time_impl::handle_burst(pmt::pmt_t msg_in) + { + // Obtain fn_time tag from message + pmt::pmt_t blob = pmt::car(msg_in); + pmt::pmt_t fn_time = pmt::dict_ref(blob, + pmt::intern("fn_time"), pmt::PMT_NIL); + + // Drop messages without required tag + if (fn_time == pmt::PMT_NIL) + return; + + // Compose and send a new message + pmt::pmt_t msg_out = pmt::dict_add(pmt::make_dict(), + pmt::intern("fn_time"), fn_time); + message_port_pub(pmt::mp("fn_time_out"), msg_out); + } + + } /* namespace gsm */ +} /* namespace gr */ |