109 lines
3.3 KiB
C++
109 lines
3.3 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2015 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of the srsUE library.
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*
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* srsUE 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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* srsUE 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 RLC_H
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#define RLC_H
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#include "srslte/common/buffer_pool.h"
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#include "srslte/common/log.h"
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#include "srslte/common/common.h"
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#include "srslte/interfaces/ue_interfaces.h"
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#include "srslte/common/msg_queue.h"
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#include "srslte/upper/rlc_entity.h"
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#include "srslte/upper/rlc_metrics.h"
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#include "srslte/upper/rlc_common.h"
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namespace srslte {
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/****************************************************************************
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* RLC Layer
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* Ref: 3GPP TS 36.322 v10.0.0
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* Single interface for RLC layer - contains separate RLC entities for
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* each bearer.
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***************************************************************************/
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class rlc
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:public srsue::rlc_interface_mac
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,public srsue::rlc_interface_pdcp
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,public srsue::rlc_interface_rrc
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{
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public:
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rlc();
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virtual ~rlc() {}
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void init(srsue::pdcp_interface_rlc *pdcp_,
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srsue::rrc_interface_rlc *rrc_,
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srsue::ue_interface *ue_,
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log *rlc_log_,
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mac_interface_timers *mac_timers_,
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uint32_t lcid_);
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void stop();
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void get_metrics(rlc_metrics_t &m);
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// PDCP interface
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void write_sdu(uint32_t lcid, byte_buffer_t *sdu);
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bool rb_is_um(uint32_t lcid);
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std::string get_rb_name(uint32_t lcid);
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// MAC interface
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uint32_t get_buffer_state(uint32_t lcid);
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uint32_t get_total_buffer_state(uint32_t lcid);
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int read_pdu(uint32_t lcid, uint8_t *payload, uint32_t nof_bytes);
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void write_pdu(uint32_t lcid, uint8_t *payload, uint32_t nof_bytes);
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void write_pdu_bcch_bch(uint8_t *payload, uint32_t nof_bytes);
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void write_pdu_bcch_dlsch(uint8_t *payload, uint32_t nof_bytes);
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void write_pdu_pcch(uint8_t *payload, uint32_t nof_bytes);
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// RRC interface
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void reestablish();
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void reset();
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void empty_queue();
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void add_bearer(uint32_t lcid);
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void add_bearer(uint32_t lcid, srslte_rlc_config_t cnfg);
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private:
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void reset_metrics();
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byte_buffer_pool *pool;
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srslte::log *rlc_log;
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srsue::pdcp_interface_rlc *pdcp;
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srsue::rrc_interface_rlc *rrc;
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srslte::mac_interface_timers *mac_timers;
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srsue::ue_interface *ue;
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srslte::rlc_entity rlc_array[SRSLTE_N_RADIO_BEARERS];
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uint32_t default_lcid;
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long ul_tput_bytes[SRSLTE_N_RADIO_BEARERS];
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long dl_tput_bytes[SRSLTE_N_RADIO_BEARERS];
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struct timeval metrics_time[3];
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bool valid_lcid(uint32_t lcid);
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};
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} // namespace srsue
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#endif // RLC_H
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