gnss-sdr/src/algorithms/telemetry_decoder/gnuradio_blocks/gps_l5_telemetry_decoder_cc.h

101 lines
2.9 KiB
C++

/*!
* \file gps_l5_telemetry_decoder_cc.h
* \brief Interface of a CNAV message demodulator block
* \author Antonio Ramos, 2017. antonio.ramos(at)cttc.es
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR 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 of the License, or
* (at your option) any later version.
*
* GNSS-SDR 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 GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_GPS_L5_TELEMETRY_DECODER_CC_H
#define GNSS_SDR_GPS_L5_TELEMETRY_DECODER_CC_H
#include "gnss_satellite.h"
#include "gps_cnav_navigation_message.h"
#include <gnuradio/block.h>
#include <algorithm>
#include <cstdint>
#include <deque>
#include <fstream>
#include <string>
#include <utility>
#include <vector>
extern "C"
{
#include "bits.h"
#include "cnav_msg.h"
#include "edc.h"
}
#include "GPS_L5.h"
class gps_l5_telemetry_decoder_cc;
using gps_l5_telemetry_decoder_cc_sptr = boost::shared_ptr<gps_l5_telemetry_decoder_cc>;
gps_l5_telemetry_decoder_cc_sptr
gps_l5_make_telemetry_decoder_cc(const Gnss_Satellite &satellite, bool dump);
/*!
* \brief This class implements a GPS L5 Telemetry decoder
*
*/
class gps_l5_telemetry_decoder_cc : public gr::block
{
public:
~gps_l5_telemetry_decoder_cc();
void set_satellite(const Gnss_Satellite &satellite); //!< Set satellite PRN
void set_channel(int32_t channel); //!< Set receiver's channel
int general_work(int noutput_items, gr_vector_int &ninput_items,
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items);
private:
friend gps_l5_telemetry_decoder_cc_sptr
gps_l5_make_telemetry_decoder_cc(const Gnss_Satellite &satellite, bool dump);
gps_l5_telemetry_decoder_cc(const Gnss_Satellite &satellite, bool dump);
bool d_dump;
Gnss_Satellite d_satellite;
int32_t d_channel;
std::string d_dump_filename;
std::ofstream d_dump_file;
cnav_msg_decoder_t d_cnav_decoder{};
uint32_t d_TOW_at_current_symbol_ms;
uint32_t d_TOW_at_Preamble_ms;
bool d_flag_valid_word;
Gps_CNAV_Navigation_Message d_CNAV_Message;
double bits_NH[GPS_L5I_NH_CODE_LENGTH]{};
std::deque<double> sym_hist;
bool sync_NH;
bool new_sym;
};
#endif