mirror of
https://github.com/gnss-sdr/gnss-sdr
synced 2024-09-26 14:18:27 +00:00
96 lines
2.4 KiB
C++
96 lines
2.4 KiB
C++
/*!
|
|
* \file galileo_cnav_message.h
|
|
* \brief Implementation of a Galileo CNAV Data message as described in
|
|
* Galileo High Accuracy Service E6-B Signal-In-Space Message Specification v1.2
|
|
* (April 2020)
|
|
* \author Carles Fernandez-Prades, 2020-2021 cfernandez(at)cttc.es
|
|
*
|
|
* -----------------------------------------------------------------------------
|
|
*
|
|
* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
|
|
* This file is part of GNSS-SDR.
|
|
*
|
|
* Copyright (C) 2010-2021 (see AUTHORS file for a list of contributors)
|
|
* SPDX-License-Identifier: GPL-3.0-or-later
|
|
*
|
|
* -----------------------------------------------------------------------------
|
|
*/
|
|
|
|
#ifndef GNSS_SDR_GALILEO_CNAV_MESSAGE_H
|
|
#define GNSS_SDR_GALILEO_CNAV_MESSAGE_H
|
|
|
|
#include "Galileo_CNAV.h"
|
|
#include "galileo_has_page.h"
|
|
#include <bitset>
|
|
#include <cstdint>
|
|
#include <string>
|
|
#include <utility>
|
|
|
|
/** \addtogroup Core
|
|
* \{ */
|
|
/** \addtogroup System_Parameters
|
|
* \{ */
|
|
|
|
|
|
/*!
|
|
* \brief This class handles the Galileo CNAV Data message, as described in the
|
|
* Galileo High Accuracy Service E6-B Signal-In-Space Message Specification v1.2
|
|
* (April 2020)
|
|
*/
|
|
class Galileo_Cnav_Message
|
|
{
|
|
public:
|
|
Galileo_Cnav_Message() = default;
|
|
|
|
void read_HAS_page(const std::string& page_string);
|
|
|
|
inline bool is_HAS_in_test_mode() const
|
|
{
|
|
return d_test_mode;
|
|
}
|
|
|
|
inline bool is_HAS_page_dummy() const
|
|
{
|
|
return d_page_dummy;
|
|
}
|
|
|
|
inline bool have_new_HAS_page() const
|
|
{
|
|
return d_new_HAS_page;
|
|
}
|
|
|
|
inline Galileo_HAS_page get_HAS_encoded_page() const
|
|
{
|
|
return has_page;
|
|
}
|
|
|
|
inline bool get_flag_CRC_test() const
|
|
{
|
|
return d_flag_CRC_test;
|
|
}
|
|
|
|
private:
|
|
uint8_t read_has_page_header_parameter(const std::bitset<GALILEO_CNAV_PAGE_HEADER_BITS>& bits, const std::pair<int32_t, int32_t>& parameter) const;
|
|
bool CRC_test(const std::bitset<GALILEO_CNAV_BITS_FOR_CRC>& bits, uint32_t checksum) const;
|
|
void read_HAS_page_header(const std::string& page_string);
|
|
|
|
Galileo_HAS_page has_page{};
|
|
|
|
uint8_t d_has_page_status{};
|
|
uint8_t d_has_reserved{};
|
|
uint8_t d_received_message_page_id{};
|
|
uint8_t d_received_message_type{};
|
|
uint8_t d_received_message_id{};
|
|
uint8_t d_received_message_size{};
|
|
|
|
bool d_test_mode{};
|
|
bool d_flag_CRC_test{};
|
|
bool d_page_dummy{};
|
|
bool d_new_HAS_page{};
|
|
};
|
|
|
|
|
|
/** \} */
|
|
/** \} */
|
|
#endif // GNSS_SDR_GALILEO_CNAV_MESSAGE_H
|