mirror of https://github.com/gnss-sdr/gnss-sdr
173 lines
6.6 KiB
C++
173 lines
6.6 KiB
C++
/*!
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* \file serdes_gnss_synchro.h
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* \brief Serialization / Deserialization of Gnss_Synchro objects using
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* Protocol Buffers
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* \author Carles Fernandez-Prades, 2019. cfernandez(at)cttc.es
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*
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* -----------------------------------------------------------------------------
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*
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* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
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* This file is part of GNSS-SDR.
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*
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* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* -----------------------------------------------------------------------------
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*/
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#ifndef GNSS_SDR_SERDES_GNSS_SYNCHRO_H
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#define GNSS_SDR_SERDES_GNSS_SYNCHRO_H
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#include "gnss_synchro.h"
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#include "gnss_synchro.pb.h" // file created by Protocol Buffers at compile time
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#include <array>
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#include <string>
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#include <utility>
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#include <vector>
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/*!
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* \brief This class implements serialization and deserialization of
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* Gnss_Synchro objects using Protocol Buffers.
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*/
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class Serdes_Gnss_Synchro
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{
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public:
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Serdes_Gnss_Synchro()
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{
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// Verify that the version of the library that we linked against is
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// compatible with the version of the headers we compiled against.
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GOOGLE_PROTOBUF_VERIFY_VERSION;
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}
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~Serdes_Gnss_Synchro()
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{
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google::protobuf::ShutdownProtobufLibrary();
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}
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inline Serdes_Gnss_Synchro(const Serdes_Gnss_Synchro& other) noexcept //!< Copy constructor
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{
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this->observables = other.observables;
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}
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inline Serdes_Gnss_Synchro& operator=(const Serdes_Gnss_Synchro& rhs) noexcept //!< Copy assignment operator
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{
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this->observables = rhs.observables;
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return *this;
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}
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inline Serdes_Gnss_Synchro(Serdes_Gnss_Synchro&& other) noexcept //!< Move constructor
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{
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this->observables = std::move(other.observables);
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}
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inline Serdes_Gnss_Synchro& operator=(Serdes_Gnss_Synchro&& other) noexcept //!< Move assignment operator
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{
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if (this != &other)
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{
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this->observables = std::move(other.observables);
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}
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return *this;
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}
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inline std::string createProtobuffer(const std::vector<Gnss_Synchro>& vgs) //!< Serialization into a string
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{
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observables.Clear();
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std::string data;
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for (const auto& gs : vgs)
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{
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gnss_sdr::GnssSynchro* obs = observables.add_observable();
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char c = gs.System;
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const std::string sys(1, c);
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std::array<char, 2> cc;
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cc[0] = gs.Signal[0];
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cc[1] = gs.Signal[1];
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const std::string sig(cc.cbegin(), cc.cend());
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obs->set_system(sys);
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obs->set_signal(sig);
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obs->set_prn(gs.PRN);
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obs->set_channel_id(gs.Channel_ID);
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obs->set_acq_delay_samples(gs.Acq_delay_samples);
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obs->set_acq_doppler_hz(gs.Acq_doppler_hz);
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obs->set_acq_samplestamp_samples(gs.Acq_samplestamp_samples);
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obs->set_acq_doppler_step(gs.Acq_doppler_step);
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obs->set_flag_valid_acquisition(gs.Flag_valid_acquisition);
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obs->set_fs(gs.fs);
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obs->set_prompt_i(gs.Prompt_I);
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obs->set_prompt_q(gs.Prompt_Q);
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obs->set_cn0_db_hz(gs.CN0_dB_hz);
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obs->set_carrier_doppler_hz(gs.Carrier_Doppler_hz);
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obs->set_carrier_phase_rads(gs.Carrier_phase_rads);
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obs->set_code_phase_samples(gs.Code_phase_samples);
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obs->set_tracking_sample_counter(gs.Tracking_sample_counter);
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obs->set_flag_valid_symbol_output(gs.Flag_valid_symbol_output);
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obs->set_correlation_length_ms(gs.correlation_length_ms);
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obs->set_flag_valid_word(gs.Flag_valid_word);
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obs->set_tow_at_current_symbol_ms(gs.TOW_at_current_symbol_ms);
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obs->set_pseudorange_m(gs.Pseudorange_m);
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obs->set_rx_time(gs.RX_time);
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obs->set_flag_valid_pseudorange(gs.Flag_valid_pseudorange);
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obs->set_flag_pll_180_deg_phase_locked(gs.Flag_PLL_180_deg_phase_locked);
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obs->set_interp_tow_ms(gs.interp_TOW_ms);
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}
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observables.SerializeToString(&data);
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return data;
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}
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inline std::vector<Gnss_Synchro> readProtobuffer(const gnss_sdr::Observables& obs) const //!< Deserialization
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{
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std::vector<Gnss_Synchro> vgs;
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vgs.reserve(obs.observable_size());
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for (int i = 0; i < obs.observable_size(); ++i)
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{
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const gnss_sdr::GnssSynchro& gs_read = obs.observable(i);
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Gnss_Synchro gs = Gnss_Synchro();
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gs.System = gs_read.system()[0];
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gs.Signal[0] = gs_read.signal()[0];
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gs.Signal[1] = gs_read.signal()[1];
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gs.Signal[2] = '\0';
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gs.PRN = gs_read.prn();
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gs.Channel_ID = gs_read.channel_id();
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gs.Acq_delay_samples = gs_read.acq_delay_samples();
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gs.Acq_doppler_hz = gs_read.acq_doppler_hz();
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gs.Acq_samplestamp_samples = gs_read.acq_samplestamp_samples();
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gs.Acq_doppler_step = gs_read.acq_doppler_step();
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gs.Flag_valid_acquisition = gs_read.flag_valid_acquisition();
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gs.fs = gs_read.fs();
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gs.Prompt_I = gs_read.prompt_i();
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gs.Prompt_Q = gs_read.prompt_q();
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gs.CN0_dB_hz = gs_read.cn0_db_hz();
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gs.Carrier_Doppler_hz = gs_read.carrier_doppler_hz();
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gs.Carrier_phase_rads = gs_read.carrier_phase_rads();
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gs.Code_phase_samples = gs_read.code_phase_samples();
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gs.Tracking_sample_counter = gs_read.tracking_sample_counter();
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gs.Flag_valid_symbol_output = gs_read.flag_valid_symbol_output();
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gs.correlation_length_ms = gs_read.correlation_length_ms();
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gs.Flag_valid_word = gs_read.flag_valid_word();
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gs.TOW_at_current_symbol_ms = gs_read.tow_at_current_symbol_ms();
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gs.Pseudorange_m = gs_read.pseudorange_m();
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gs.RX_time = gs_read.rx_time();
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gs.Flag_valid_pseudorange = gs_read.flag_valid_pseudorange();
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gs.Flag_PLL_180_deg_phase_locked = gs_read.flag_pll_180_deg_phase_locked();
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gs.interp_TOW_ms = gs_read.interp_tow_ms();
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vgs.push_back(gs);
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}
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return vgs;
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}
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private:
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gnss_sdr::Observables observables{};
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};
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#endif // GNSS_SDR_SERDES_GNSS_SYNCHRO_H
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