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61 lines
1.5 KiB
C++
61 lines
1.5 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 SRSRAN_DEMUX_NR_H
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#define SRSRAN_DEMUX_NR_H
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#include "mac_nr_interfaces.h"
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#include "srsran/common/block_queue.h"
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#include "srsran/interfaces/ue_rlc_interfaces.h"
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namespace srsue {
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/**
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* @brief Logical Channel Demultiplexing and MAC CE dissassemble according to TS 38.321
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*
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* Currently only SDU handling for SCH PDU processing is implemented.
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* Downlink CE are parsed but not handled.
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*
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* PDUs can be pushed by multiple HARQ processes in parallel.
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* Handling of the PDUs is done from Stack thread which reads the enqueued PDUs
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* from the thread-safe queue.
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*/
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class demux_nr : public demux_interface_harq_nr
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{
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public:
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demux_nr(srslog::basic_logger& logger_);
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~demux_nr();
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int32_t init(rlc_interface_mac* rlc_);
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void process_pdus(); /// Called by MAC to process received PDUs
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// HARQ interface
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void push_pdu(srsran::unique_byte_buffer_t pdu, uint32_t tti);
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private:
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// internal helpers
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void handle_pdu(srsran::unique_byte_buffer_t pdu);
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srslog::basic_logger& logger;
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rlc_interface_mac* rlc = nullptr;
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///< currently only DCH PDUs supported (add BCH, PCH, etc)
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srsran::block_queue<srsran::unique_byte_buffer_t> pdu_queue;
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srsran::mac_sch_pdu_nr rx_pdu;
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};
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} // namespace srsue
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#endif // SRSRAN_DEMUX_NR_H
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