mirror of https://github.com/pvnis/srsRAN_4G.git
move ue rlc interfaces to separate interfaces header file
Francisco
4 years ago
committed by
Francisco Paisana
parent
a988351f46
commit
b8bd869d0f
@ -0,0 +1,83 @@
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/**
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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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#ifndef SRSLTE_UE_RLC_INTERFACES_H
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#define SRSLTE_UE_RLC_INTERFACES_H
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#include "srslte/common/interfaces_common.h"
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#include "srslte/interfaces/rlc_interface_types.h"
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namespace srsue {
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class rlc_interface_rrc
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{
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public:
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virtual void reset() = 0;
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virtual void reestablish() = 0;
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virtual void reestablish(uint32_t lcid) = 0;
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virtual void add_bearer(uint32_t lcid, const srslte::rlc_config_t& cnfg) = 0;
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virtual void add_bearer_mrb(uint32_t lcid) = 0;
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virtual void del_bearer(uint32_t lcid) = 0;
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virtual void suspend_bearer(uint32_t lcid) = 0;
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virtual void resume_bearer(uint32_t lcid) = 0;
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virtual void change_lcid(uint32_t old_lcid, uint32_t new_lcid) = 0;
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virtual bool has_bearer(uint32_t lcid) = 0;
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virtual bool has_data(const uint32_t lcid) = 0;
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virtual bool is_suspended(const uint32_t lcid) = 0;
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virtual void write_sdu(uint32_t lcid, srslte::unique_byte_buffer_t sdu) = 0;
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};
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class rlc_interface_pdcp
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{
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public:
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///< PDCP calls RLC to push an RLC SDU. SDU gets placed into the buffer
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///< MAC pulls RLC PDUs according to TB size
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virtual void write_sdu(uint32_t lcid, srslte::unique_byte_buffer_t sdu) = 0;
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///< Indicate RLC that a certain SN can be discarded
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virtual void discard_sdu(uint32_t lcid, uint32_t discard_sn) = 0;
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///< Helper to query RLC mode
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virtual bool rb_is_um(uint32_t lcid) = 0;
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///< Allow PDCP to query SDU queue status
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virtual bool sdu_queue_is_full(uint32_t lcid) = 0;
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};
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class rlc_interface_mac : public srslte::read_pdu_interface
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{
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public:
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/* MAC calls has_data() to query whether a logical channel has data to transmit (without
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* knowing how much. This function should return quickly. */
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virtual bool has_data_locked(const uint32_t lcid) = 0;
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/* MAC calls RLC to get the buffer state for a logical channel. */
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virtual uint32_t get_buffer_state(const uint32_t lcid) = 0;
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const static int MAX_PDU_SEGMENTS = 20;
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/* MAC calls RLC to get RLC segment of nof_bytes length.
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* Segmentation happens in this function. RLC PDU is stored in payload. */
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virtual int read_pdu(uint32_t lcid, uint8_t* payload, uint32_t nof_bytes) = 0;
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/* MAC calls RLC to push an RLC PDU. This function is called from an independent MAC thread.
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* PDU gets placed into the buffer and higher layer thread gets notified. */
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virtual void write_pdu(uint32_t lcid, uint8_t* payload, uint32_t nof_bytes) = 0;
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virtual void write_pdu_bcch_bch(srslte::unique_byte_buffer_t payload) = 0;
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virtual void write_pdu_bcch_dlsch(uint8_t* payload, uint32_t nof_bytes) = 0;
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virtual void write_pdu_pcch(srslte::unique_byte_buffer_t payload) = 0;
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virtual void write_pdu_mch(uint32_t lcid, uint8_t* payload, uint32_t nof_bytes) = 0;
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};
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} // namespace srsue
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#endif // SRSLTE_UE_RLC_INTERFACES_H
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