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89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
/*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE 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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* srsLTE 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 SRSLTE_CHANNEL_H
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#define SRSLTE_CHANNEL_H
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#include "delay.h"
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#include "fading.h"
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#include "hst.h"
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#include "rlf.h"
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#include <memory>
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#include <srslte/common/log_filter.h>
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#include <string>
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namespace srslte {
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class channel
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{
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public:
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typedef struct {
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// General
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bool enable = false;
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// Fading options
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bool fading_enable = false;
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std::string fading_model = "none";
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// High Speed Train options
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bool hst_enable = false;
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float hst_fd_hz = 750.0f;
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float hst_period_s = 7.2f;
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float hst_init_time_s = 0.0f;
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// Delay options
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bool delay_enable = false;
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float delay_min_us = 10;
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float delay_max_us = 100;
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float delay_period_s = 3600;
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float delay_init_time_s = 0;
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// RLF options
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bool rlf_enable = false;
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uint32_t rlf_t_on_ms = 10000;
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uint32_t rlf_t_off_ms = 2000;
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} args_t;
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channel(const args_t& channel_args, uint32_t _nof_channels);
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~channel();
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void set_logger(log_filter* _log_h);
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void set_srate(uint32_t srate);
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void run(cf_t* in[SRSLTE_MAX_CHANNELS], cf_t* out[SRSLTE_MAX_CHANNELS], uint32_t len, const srslte_timestamp_t& t);
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private:
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srslte_channel_fading_t* fading[SRSLTE_MAX_CHANNELS] = {};
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srslte_channel_delay_t* delay[SRSLTE_MAX_CHANNELS] = {};
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srslte_channel_hst_t* hst = nullptr; // HST has no buffers / no multiple instance is required
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srslte_channel_rlf_t* rlf = nullptr; // RLF has no buffers / no multiple instance is required
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cf_t* buffer_in = nullptr;
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cf_t* buffer_out = nullptr;
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log_filter* log_h = nullptr;
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uint32_t nof_channels = 0;
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uint32_t current_srate = 0;
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args_t args = {};
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};
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typedef std::unique_ptr<channel> channel_ptr;
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} // namespace srslte
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#endif // SRSLTE_CHANNEL_H
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