| /* -*- c++ -*- */ |
| /* @file |
| * @author (C) 2015 by Roman Khassraf <rkhassraf@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_sink_impl.h" |
| #include <stdio.h> |
| #include <sstream> |
| #include <grgsm/endian.h> |
| #include <grgsm/gsmtap.h> |
| |
| namespace gr { |
| namespace gsm { |
| |
| burst_sink::sptr |
| burst_sink::make() |
| { |
| return gnuradio::get_initial_sptr |
| (new burst_sink_impl()); |
| } |
| |
| /* |
| * The private constructor |
| */ |
| burst_sink_impl::burst_sink_impl() |
| : gr::block("burst_sink", |
| gr::io_signature::make(0, 0, 0), |
| gr::io_signature::make(0, 0, 0)) |
| { |
| message_port_register_in(pmt::mp("in")); |
| set_msg_handler(pmt::mp("in"), boost::bind(&burst_sink_impl::process_burst, this, _1)); |
| } |
| |
| /* |
| * Our virtual destructor. |
| */ |
| burst_sink_impl::~burst_sink_impl() |
| { |
| // for (int i=0; i<d_burst_data.size(); i++) |
| // { |
| // std::cout << d_framenumbers[i] << " " << d_timeslots[i] << " " << d_burst_data[i] << std::endl; |
| // } |
| } |
| |
| void burst_sink_impl::process_burst(pmt::pmt_t msg) |
| { |
| pmt::pmt_t header_plus_burst = pmt::cdr(msg); |
| |
| gsmtap_hdr * header = (gsmtap_hdr *)pmt::blob_data(header_plus_burst); |
| int8_t * burst = (int8_t *)(pmt::blob_data(header_plus_burst))+sizeof(gsmtap_hdr); |
| size_t burst_len=pmt::blob_length(header_plus_burst)-sizeof(gsmtap_hdr); |
| uint32_t frame_nr = be32toh(header->frame_number); |
| |
| std::stringstream burst_str; |
| for(int i=0; i<burst_len; i++) |
| { |
| if (static_cast<int>(burst[i]) == 0) |
| { |
| burst_str << "0"; |
| } |
| else |
| { |
| burst_str << "1"; |
| } |
| } |
| |
| d_framenumbers.push_back(frame_nr); |
| d_timeslots.push_back(header->timeslot); |
| d_burst_data.push_back(burst_str.str()); |
| } |
| |
| std::vector<int> burst_sink_impl::get_framenumbers() |
| { |
| return d_framenumbers; |
| } |
| |
| std::vector<int> burst_sink_impl::get_timeslots() |
| { |
| return d_timeslots; |
| } |
| |
| std::vector<std::string> burst_sink_impl::get_burst_data() |
| { |
| return d_burst_data; |
| } |
| |
| } /* namespace gsm */ |
| } /* namespace gr */ |
| |