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C++

/**
* Copyright 2013-2021 Software Radio Systems Limited
*
* This file is part of srsRAN.
*
* srsRAN is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsRAN 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 Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSUE_CELL_SEARCH_H
#define SRSUE_CELL_SEARCH_H
#include "srsran/interfaces/radio_interfaces.h"
#include "srsran/interfaces/ue_nr_interfaces.h"
#include "srsran/srsran.h"
namespace srsue {
namespace nr {
class cell_search
{
public:
struct args_t {
double max_srate_hz;
srsran_subcarrier_spacing_t ssb_min_scs = srsran_subcarrier_spacing_15kHz;
};
struct cfg_t {
double srate_hz;
double center_freq_hz;
double ssb_freq_hz;
srsran_subcarrier_spacing_t ssb_scs;
srsran_ssb_patern_t ssb_pattern;
srsran_duplex_mode_t duplex_mode;
};
struct ret_t {
enum { CELL_FOUND = 1, CELL_NOT_FOUND = 0, ERROR = -1 } result;
srsran_ssb_search_res_t ssb_res;
};
cell_search(srslog::basic_logger& logger);
~cell_search();
bool init(const args_t& args);
bool start(const cfg_t& cfg);
ret_t run_slot(const cf_t* buffer, uint32_t slot_sz);
private:
srslog::basic_logger& logger;
srsran_ssb_t ssb = {};
};
} // namespace nr
} // namespace srsue
#endif // SRSUE_CELL_SEARCH_H