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C++

/*
* Copyright 2013-2020 Software Radio Systems Limited
*
* This file is part of srsLTE.
*
* srsLTE 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.
*
* srsLTE 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/.
*
*/
/******************************************************************************
* File: enb.h
* Description: Top-level eNodeB class. Creates and links all
* layers and helpers.
*****************************************************************************/
#ifndef SRSENB_ENB_H
#define SRSENB_ENB_H
#include <pthread.h>
#include <stdarg.h>
#include <string>
#include "phy/phy.h"
#include "srslte/radio/radio.h"
#include "srsenb/hdr/phy/enb_phy_base.h"
#include "srsenb/hdr/stack/enb_stack_base.h"
#include "srslte/common/bcd_helpers.h"
#include "srslte/common/buffer_pool.h"
#include "srslte/common/interfaces_common.h"
#include "srslte/common/log_filter.h"
#include "srslte/common/mac_pcap.h"
#include "srslte/common/security.h"
#include "srslte/interfaces/enb_command_interface.h"
#include "srslte/interfaces/enb_metrics_interface.h"
#include "srslte/interfaces/sched_interface.h"
#include "srslte/interfaces/ue_interfaces.h"
namespace srsenb {
/*******************************************************************************
eNodeB Parameters
*******************************************************************************/
struct enb_args_t {
uint32_t enb_id;
uint32_t dl_earfcn; // By default the EARFCN from rr.conf's cell list are used but this value can be used for single
// cell eNB
uint32_t n_prb;
uint32_t nof_ports;
uint32_t transmission_mode;
float p_a;
};
struct enb_files_t {
std::string sib_config;
std::string rr_config;
std::string drb_config;
};
struct log_args_t {
std::string all_level;
int phy_hex_limit;
int all_hex_limit;
int file_max_size;
std::string filename;
};
struct gui_args_t {
bool enable;
};
struct general_args_t {
uint32_t rrc_inactivity_timer;
float metrics_period_secs;
bool metrics_csv_enable;
std::string metrics_csv_filename;
bool print_buffer_state;
std::string eia_pref_list;
std::string eea_pref_list;
};
struct all_args_t {
enb_args_t enb;
enb_files_t enb_files;
srslte::rf_args_t rf;
log_args_t log;
gui_args_t gui;
general_args_t general;
phy_args_t phy;
stack_args_t stack;
};
struct rrc_cfg_t;
/*******************************************************************************
Main eNB class
*******************************************************************************/
class enb : public enb_metrics_interface, enb_command_interface
{
public:
enb();
virtual ~enb();
int init(const all_args_t& args_, srslte::logger* logger_);
void stop();
void start_plot();
void print_pool();
// eNodeB metrics interface
bool get_metrics(enb_metrics_t* m) override;
// eNodeB command interface
void cmd_cell_gain(uint32_t cell_id, float gain) override;
private:
const static int ENB_POOL_SIZE = 1024 * 10;
int parse_args(const all_args_t& args_, rrc_cfg_t& rrc_cfg);
// eNB components
std::unique_ptr<enb_stack_base> stack;
std::unique_ptr<srslte::radio_base> radio;
std::unique_ptr<enb_phy_base> phy;
srslte::logger* logger = nullptr;
srslte::log_ref log; // Own logger for eNB
srslte::log_filter pool_log;
srslte::byte_buffer_pool* pool = nullptr;
all_args_t args = {};
bool started = false;
phy_cfg_t phy_cfg = {};
srslte::LOG_LEVEL_ENUM level(std::string l);
std::string get_build_mode();
std::string get_build_info();
std::string get_build_string();
};
} // namespace srsenb
#endif // SRSENB_ENB_H