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68 lines
2.3 KiB
C++
68 lines
2.3 KiB
C++
/**
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* Copyright 2013-2023 Software Radio Systems Limited
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*
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* This file is part of srsRAN.
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*
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* srsRAN is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsRAN is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSUE_SEARCH_H
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#define SRSUE_SEARCH_H
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#include "srsran/radio/radio.h"
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#include "srsran/srslog/srslog.h"
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#include "srsran/srsran.h"
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namespace srsue {
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class search_callback
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{
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public:
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virtual int radio_recv_fnc(srsran::rf_buffer_t&, srsran_timestamp_t* rx_time) = 0;
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virtual void set_ue_sync_opts(srsran_ue_sync_t* q, float cfo) = 0;
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virtual srsran::radio_interface_phy* get_radio() = 0;
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virtual void set_rx_gain(float gain) = 0;
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};
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// Class to run cell search
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class search
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{
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public:
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typedef enum { CELL_NOT_FOUND, CELL_FOUND, ERROR, TIMEOUT } ret_code;
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explicit search(srslog::basic_logger& logger) : logger(logger) {}
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~search();
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void init(srsran::rf_buffer_t& buffer_, uint32_t nof_rx_channels, search_callback* parent, int force_N_id_2_, int force_N_id_1_);
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void reset();
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float get_last_cfo();
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void set_agc_enable(bool enable);
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ret_code run(srsran_cell_t* cell, std::array<uint8_t, SRSRAN_BCH_PAYLOAD_LEN>& bch_payload);
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void set_cp_en(bool enable);
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private:
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search_callback* p = nullptr;
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srslog::basic_logger& logger;
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srsran::rf_buffer_t buffer = {};
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srsran_ue_cellsearch_t cs = {};
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srsran_ue_mib_sync_t ue_mib_sync = {};
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int force_N_id_2 = 0;
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int force_N_id_1 = 0;
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};
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}; // namespace srsue
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#endif // SRSUE_SEARCH_H
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