100 lines
2.9 KiB
C++
100 lines
2.9 KiB
C++
/* -*- c++ -*- */
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/* @file
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* @author Piotr Krysik <ptrkrysik@gmail.com>
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* @section LICENSE
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*
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* Gr-gsm is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* Gr-gsm is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with gr-gsm; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gnuradio/io_signature.h>
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#include "msg_to_tag_impl.h"
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namespace gr {
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namespace gsm {
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msg_to_tag::sptr
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msg_to_tag::make()
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{
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return gnuradio::get_initial_sptr
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(new msg_to_tag_impl());
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}
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void msg_to_tag_impl::queue_msg(pmt::pmt_t msg){
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if(pmt::is_dict(msg)){
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try {
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pmt::pmt_t keys = pmt::dict_keys(msg);
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} catch (const pmt::wrong_type &e) {
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msg = pmt::dict_add(pmt::make_dict(), pmt::car(msg), pmt::cdr(msg));
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}
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}
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d_msg_queue.push_back(msg);
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}
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/*
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* The private constructor
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*/
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msg_to_tag_impl::msg_to_tag_impl()
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: gr::sync_block("msg_to_tag",
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gr::io_signature::make(1, 1, sizeof(gr_complex)),
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gr::io_signature::make(1, 1, sizeof(gr_complex)))
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{
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message_port_register_in(pmt::mp("msg"));
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set_msg_handler(pmt::mp("msg"), boost::bind(&msg_to_tag_impl::queue_msg, this, _1));
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}
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/*
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* Our virtual destructor.
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*/
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msg_to_tag_impl::~msg_to_tag_impl()
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{
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}
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int
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msg_to_tag_impl::work(int noutput_items,
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gr_vector_const_void_star &input_items,
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gr_vector_void_star &output_items)
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{
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while(!d_msg_queue.empty()){
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pmt::pmt_t msg(d_msg_queue.front());
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d_msg_queue.pop_front();
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if(pmt::is_dict(msg)){
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pmt::pmt_t klist(pmt::dict_keys(msg));
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for (size_t i = 0; i < pmt::length(klist); i++) {
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pmt::pmt_t k(pmt::nth(i, klist));
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pmt::pmt_t v(pmt::dict_ref(msg, k, pmt::PMT_NIL));
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add_item_tag(0, nitems_written(0), k, v, alias_pmt());
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}
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} else if(pmt::is_number(msg)) {
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add_item_tag(0, nitems_written(0), pmt::intern(""), msg, alias_pmt());
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} else if(pmt::is_symbol(msg)) {
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add_item_tag(0, nitems_written(0), msg, pmt::intern(""), alias_pmt());
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}
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}
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memcpy(output_items[0], input_items[0], sizeof(gr_complex)*noutput_items);
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// Tell runtime system how many output items we produced.
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return noutput_items;
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}
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} /* namespace grgsm */
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} /* namespace gr */
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