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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 SRSRAN_SCHED_NR_H
#define SRSRAN_SCHED_NR_H
#include "sched_nr_cfg.h"
#include "sched_nr_interface.h"
#include "sched_nr_ue.h"
#include "srsran/adt/pool/cached_alloc.h"
#include "srsran/common/slot_point.h"
#include <array>
extern "C" {
#include "srsran/config.h"
}
namespace srsenb {
namespace sched_nr_impl {
class sched_worker_manager;
class serv_cell_manager;
} // namespace sched_nr_impl
class ue_event_manager;
class ul_sched_result_buffer;
class sched_nr final : public sched_nr_interface
{
public:
explicit sched_nr(const sched_cfg_t& sched_cfg);
~sched_nr() override;
int cell_cfg(srsran::const_span<cell_cfg_t> cell_list) override;
void ue_cfg(uint16_t rnti, const ue_cfg_t& cfg) override;
void ue_rem(uint16_t rnti) override;
bool ue_exists(uint16_t rnti) override;
int dl_rach_info(uint32_t cc, const dl_sched_rar_info_t& rar_info);
void dl_ack_info(uint16_t rnti, uint32_t cc, uint32_t pid, uint32_t tb_idx, bool ack) override;
void ul_crc_info(uint16_t rnti, uint32_t cc, uint32_t pid, bool crc) override;
void ul_sr_info(slot_point slot_rx, uint16_t rnti) override;
void ul_bsr(uint16_t rnti, uint32_t lcg_id, uint32_t bsr) override;
void dl_buffer_state(uint16_t rnti, uint32_t lcid, uint32_t newtx, uint32_t retx);
int get_dl_sched(slot_point pdsch_tti, uint32_t cc, dl_sched_res_t& result) override;
int get_ul_sched(slot_point pusch_tti, uint32_t cc, ul_sched_t& result) override;
private:
void ue_cfg_impl(uint16_t rnti, const ue_cfg_t& cfg);
// args
sched_nr_impl::sched_params cfg;
srslog::basic_logger& logger;
using sched_worker_manager = sched_nr_impl::sched_worker_manager;
std::unique_ptr<sched_worker_manager> sched_workers;
using ue_map_t = sched_nr_impl::ue_map_t;
std::mutex ue_db_mutex;
ue_map_t ue_db;
// management of Sched Result buffering
std::unique_ptr<ul_sched_result_buffer> pending_results;
// management of cell resources
std::vector<std::unique_ptr<sched_nr_impl::serv_cell_manager> > cells;
};
} // namespace srsenb
#endif // SRSRAN_SCHED_NR_H