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94 lines
3.0 KiB
C++
94 lines
3.0 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2021 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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#ifndef SRSENB_RLC_NR_H
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#define SRSENB_RLC_NR_H
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#include "srsran/interfaces/gnb_interfaces.h"
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#include "srsran/upper/rlc.h"
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#include <map>
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namespace srsenb {
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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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class rlc_nr final : public rlc_interface_mac_nr, public rlc_interface_rrc_nr, public rlc_interface_pdcp_nr
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{
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public:
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explicit rlc_nr(const char* logname);
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void init(pdcp_interface_rlc_nr* pdcp_,
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rrc_interface_rlc_nr* rrc_,
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mac_interface_rlc_nr* mac_,
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srsran::timer_handler* timers_);
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void stop();
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// rlc_interface_rrc_nr
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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, srsran::rlc_config_t cnfg);
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void add_bearer_mrb(uint16_t rnti, uint32_t lcid);
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// rlc_interface_pdcp_nr
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void write_sdu(uint16_t rnti, uint32_t lcid, srsran::unique_byte_buffer_t sdu);
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bool rb_is_um(uint16_t rnti, uint32_t lcid);
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bool sdu_queue_is_full(uint16_t rnti, uint32_t lcid);
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const char* get_rb_name(uint32_t lcid);
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// rlc_interface_mac_nr
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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 read_pdu_bcch_dlsch(uint32_t sib_index, uint8_t* payload);
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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, srsran::unique_byte_buffer_t sdu);
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void notify_delivery(uint32_t lcid, const srsran::pdcp_sn_vector_t& pdcp_sns);
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void notify_failure(uint32_t lcid, const srsran::pdcp_sn_vector_t& pdcp_sns);
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void write_pdu_bcch_bch(srsran::unique_byte_buffer_t sdu);
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void write_pdu_bcch_dlsch(srsran::unique_byte_buffer_t sdu);
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void write_pdu_pcch(srsran::unique_byte_buffer_t sdu);
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void write_pdu_mch(uint32_t lcid, srsran::unique_byte_buffer_t sdu) {}
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void max_retx_attempted() final;
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const char* get_rb_name(uint32_t lcid) final;
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uint16_t rnti;
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srsenb::pdcp_interface_rlc_nr* m_pdcp = nullptr;
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srsenb::rrc_interface_rlc_nr* m_rrc = nullptr;
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std::unique_ptr<srsran::rlc> m_rlc;
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rlc_nr* parent = nullptr;
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};
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// args
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srsran::timer_handler* timers = nullptr;
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mac_interface_rlc_nr* m_mac = nullptr;
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pdcp_interface_rlc_nr* m_pdcp = nullptr;
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rrc_interface_rlc_nr* m_rrc = nullptr;
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srslog::basic_logger& logger;
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// state
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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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};
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} // namespace srsenb
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#endif // SRSENB_RLC_NR_H
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