CasFrameProcessor.h

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// 5G-MAG Reference Tools
// MBMS Modem Process
//
// Copyright (C) 2021 Klaus Kühnhammer (Österreichische Rundfunksender GmbH & Co KG)
//
// This program 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.
// 
// This program 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.
// 
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
 
#pragma once
 
#include <cstdint>
#include <string>
#include <vector>
#include <thread>
#include "srsran/srsran.h"
#include "srsran/rlc/rlc.h"
#include "Phy.h"
#include "RestHandler.h"
#include <libconfig.h++>
 
class CasFrameProcessor {
 public:
   CasFrameProcessor(const libconfig::Config& cfg, Phy& phy, srsran::rlc& rlc, RestHandler& rest, unsigned rx_channels)
     : _cfg(cfg)
     , _phy(phy)
     , _rest(rest)
     , _rlc(rlc)
     , _rx_channels(rx_channels)
     {}
 
   virtual ~CasFrameProcessor();
 
   bool init();
 
   bool process(uint32_t tti);
 
   void set_cell(srsran_cell_t cell);
 
   cf_t** rx_buffer() {  _mutex.lock(); return _signal_buffer_rx; }
 
   uint32_t rx_buffer_size() { return _signal_buffer_max_samples; }
 
    void unlock() { _mutex.unlock(); }
 
   std::vector<uint8_t> ce_values();
 
   std::vector<uint8_t> pdsch_data();
 
   float cinr_db() { return _ue_dl.chest_res.snr_db; }
 
 private:
   const libconfig::Config& _cfg;
    srsran::rlc& _rlc;
    Phy& _phy;
    RestHandler& _rest;
 
    cf_t*    _signal_buffer_rx[SRSRAN_MAX_PORTS] = {};
    uint32_t _signal_buffer_max_samples          = 0;
 
    srsran_softbuffer_rx_t _softbuffer;
    uint8_t* _data[SRSRAN_MAX_CODEWORDS];
 
    srsran_ue_dl_t     _ue_dl     = {};
    srsran_ue_dl_cfg_t _ue_dl_cfg = {};
    srsran_dl_sf_cfg_t _sf_cfg = {};
 
    srsran_cell_t _cell;
    std::mutex _mutex;
    unsigned _rx_channels;
};