mirror of https://github.com/PentHertz/srsLTE.git
107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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#include "srslte/interfaces/enb_metrics_interface.h"
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#include "srslte/interfaces/enb_rlc_interfaces.h"
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#include "srslte/interfaces/ue_interfaces.h"
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#include "srslte/srslog/srslog.h"
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#include "srslte/upper/rlc.h"
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#include <map>
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#ifndef SRSENB_RLC_H
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#define SRSENB_RLC_H
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typedef struct {
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uint32_t lcid;
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uint32_t plmn;
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uint16_t mtch_stop;
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uint8_t* payload;
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} mch_service_t;
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namespace srsenb {
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class rrc_interface_rlc;
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class pdcp_interface_rlc;
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class mac_interface_rlc;
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class rlc : public rlc_interface_mac, public rlc_interface_rrc, public rlc_interface_pdcp
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{
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public:
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explicit rlc(srslog::basic_logger& logger) : logger(logger) {}
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void
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init(pdcp_interface_rlc* pdcp_, rrc_interface_rlc* rrc_, mac_interface_rlc* mac_, srslte::timer_handler* timers_);
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void stop();
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void get_metrics(rlc_metrics_t& m, const uint32_t nof_tti);
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// rlc_interface_rrc
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void clear_buffer(uint16_t rnti);
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void add_user(uint16_t rnti);
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void rem_user(uint16_t rnti);
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void add_bearer(uint16_t rnti, uint32_t lcid, srslte::rlc_config_t cnfg);
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void add_bearer_mrb(uint16_t rnti, uint32_t lcid);
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void del_bearer(uint16_t rnti, uint32_t lcid);
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bool has_bearer(uint16_t rnti, uint32_t lcid);
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bool suspend_bearer(uint16_t rnti, uint32_t lcid);
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bool resume_bearer(uint16_t rnti, uint32_t lcid);
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void reestablish(uint16_t rnti) final;
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// rlc_interface_pdcp
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void write_sdu(uint16_t rnti, uint32_t lcid, srslte::unique_byte_buffer_t sdu);
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void discard_sdu(uint16_t rnti, uint32_t lcid, uint32_t discard_sn);
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bool rb_is_um(uint16_t rnti, uint32_t lcid);
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std::string get_rb_name(uint32_t lcid);
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bool sdu_queue_is_full(uint16_t rnti, uint32_t lcid);
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// rlc_interface_mac
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int read_pdu(uint16_t rnti, uint32_t lcid, uint8_t* payload, uint32_t nof_bytes);
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void write_pdu(uint16_t rnti, uint32_t lcid, uint8_t* payload, uint32_t nof_bytes);
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void read_pdu_pcch(uint8_t* payload, uint32_t buffer_size);
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private:
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class user_interface : public srsue::pdcp_interface_rlc, public srsue::rrc_interface_rlc
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{
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public:
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void write_pdu(uint32_t lcid, srslte::unique_byte_buffer_t sdu);
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void notify_delivery(uint32_t lcid, const std::vector<uint32_t>& tx_count);
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void notify_failure(uint32_t lcid, const std::vector<uint32_t>& tx_count);
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void write_pdu_bcch_bch(srslte::unique_byte_buffer_t sdu);
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void write_pdu_bcch_dlsch(srslte::unique_byte_buffer_t sdu);
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void write_pdu_pcch(srslte::unique_byte_buffer_t sdu);
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void write_pdu_mch(uint32_t lcid, srslte::unique_byte_buffer_t sdu) {}
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void max_retx_attempted();
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std::string get_rb_name(uint32_t lcid);
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uint16_t rnti;
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srsenb::pdcp_interface_rlc* pdcp;
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srsenb::rrc_interface_rlc* rrc;
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std::unique_ptr<srslte::rlc> rlc;
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srsenb::rlc* parent;
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};
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void update_bsr(uint32_t rnti, uint32_t lcid, uint32_t tx_queue, uint32_t retx_queue);
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pthread_rwlock_t rwlock;
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std::map<uint32_t, user_interface> users;
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std::vector<mch_service_t> mch_services;
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mac_interface_rlc* mac;
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pdcp_interface_rlc* pdcp;
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rrc_interface_rlc* rrc;
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srslog::basic_logger& logger;
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srslte::timer_handler* timers;
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};
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} // namespace srsenb
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#endif // SRSENB_RLC_H
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