Piotr Krysik | 74c4f2c | 2016-07-15 13:12:46 +0200 | [diff] [blame] | 1 | /* -*- c++ -*- */ |
| 2 | /* @file |
Piotr Krysik | a6268a5 | 2017-08-23 16:02:19 +0200 | [diff] [blame] | 3 | * @author (C) 2016 by Piotr Krysik <ptrkrysik@gmail.com> |
Piotr Krysik | 74c4f2c | 2016-07-15 13:12:46 +0200 | [diff] [blame] | 4 | * @section LICENSE |
| 5 | * |
| 6 | * Gr-gsm is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 3, or (at your option) |
| 9 | * any later version. |
| 10 | * |
| 11 | * Gr-gsm is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with gr-gsm; see the file COPYING. If not, write to |
| 18 | * the Free Software Foundation, Inc., 51 Franklin Street, |
| 19 | * Boston, MA 02110-1301, USA. |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | #ifdef HAVE_CONFIG_H |
| 24 | #include "config.h" |
| 25 | #endif |
| 26 | |
| 27 | #include <gnuradio/io_signature.h> |
| 28 | #include "msg_to_tag_impl.h" |
| 29 | |
| 30 | namespace gr { |
| 31 | namespace gsm { |
| 32 | |
| 33 | msg_to_tag::sptr |
| 34 | msg_to_tag::make() |
| 35 | { |
| 36 | return gnuradio::get_initial_sptr |
| 37 | (new msg_to_tag_impl()); |
| 38 | } |
| 39 | |
| 40 | void msg_to_tag_impl::queue_msg(pmt::pmt_t msg){ |
| 41 | if(pmt::is_dict(msg)){ |
| 42 | try { |
| 43 | pmt::pmt_t keys = pmt::dict_keys(msg); |
| 44 | } catch (const pmt::wrong_type &e) { |
| 45 | msg = pmt::dict_add(pmt::make_dict(), pmt::car(msg), pmt::cdr(msg)); |
| 46 | } |
| 47 | } |
| 48 | d_msg_queue.push_back(msg); |
| 49 | } |
| 50 | |
| 51 | /* |
| 52 | * The private constructor |
| 53 | */ |
| 54 | msg_to_tag_impl::msg_to_tag_impl() |
| 55 | : gr::sync_block("msg_to_tag", |
| 56 | gr::io_signature::make(1, 1, sizeof(gr_complex)), |
| 57 | gr::io_signature::make(1, 1, sizeof(gr_complex))) |
| 58 | { |
| 59 | message_port_register_in(pmt::mp("msg")); |
| 60 | set_msg_handler(pmt::mp("msg"), boost::bind(&msg_to_tag_impl::queue_msg, this, _1)); |
| 61 | } |
| 62 | |
| 63 | /* |
| 64 | * Our virtual destructor. |
| 65 | */ |
| 66 | msg_to_tag_impl::~msg_to_tag_impl() |
| 67 | { |
| 68 | } |
| 69 | |
| 70 | int |
| 71 | msg_to_tag_impl::work(int noutput_items, |
| 72 | gr_vector_const_void_star &input_items, |
| 73 | gr_vector_void_star &output_items) |
| 74 | { |
| 75 | while(!d_msg_queue.empty()){ |
| 76 | pmt::pmt_t msg(d_msg_queue.front()); |
| 77 | d_msg_queue.pop_front(); |
| 78 | if(pmt::is_dict(msg)){ |
| 79 | pmt::pmt_t klist(pmt::dict_keys(msg)); |
| 80 | for (size_t i = 0; i < pmt::length(klist); i++) { |
| 81 | pmt::pmt_t k(pmt::nth(i, klist)); |
| 82 | pmt::pmt_t v(pmt::dict_ref(msg, k, pmt::PMT_NIL)); |
| 83 | add_item_tag(0, nitems_written(0), k, v, alias_pmt()); |
| 84 | } |
| 85 | } else if(pmt::is_number(msg)) { |
| 86 | add_item_tag(0, nitems_written(0), pmt::intern(""), msg, alias_pmt()); |
| 87 | } else if(pmt::is_symbol(msg)) { |
| 88 | add_item_tag(0, nitems_written(0), msg, pmt::intern(""), alias_pmt()); |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | memcpy(output_items[0], input_items[0], sizeof(gr_complex)*noutput_items); |
| 93 | // Tell runtime system how many output items we produced. |
| 94 | return noutput_items; |
| 95 | } |
| 96 | |
| 97 | } /* namespace grgsm */ |
| 98 | } /* namespace gr */ |
| 99 | |