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84 lines
3.3 KiB
C++
84 lines
3.3 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2021 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_NGAP_UE_H
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#define SRSENB_NGAP_UE_H
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#include "ngap.h"
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#include "ngap_ue_bearer_manager.h"
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#include "ngap_ue_proc.h"
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#include "ngap_ue_utils.h"
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#include "srsran/asn1/asn1_utils.h"
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#include "srsran/asn1/ngap.h"
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#include "srsran/interfaces/enb_gtpu_interfaces.h"
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namespace srsenb {
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class ngap::ue : public ngap_interface_ngap_proc
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{
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public:
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explicit ue(ngap* ngap_ptr_,
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rrc_interface_ngap_nr* rrc_ptr_,
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gtpu_interface_rrc* gtpu_ptr_,
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srslog::basic_logger& logger_);
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virtual ~ue();
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// TS 38.413 - Section 9.2.5.1 - Initial UE Message
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bool send_initial_ue_message(asn1::ngap_nr::rrcestablishment_cause_e cause,
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srsran::const_byte_span pdu,
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bool has_tmsi,
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uint32_t s_tmsi = 0);
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// TS 38.413 - Section 9.2.5.3 - Uplink NAS Transport
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bool send_ul_nas_transport(srsran::const_byte_span pdu);
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// TS 38.413 - Section 9.2.2.2 - Initial Context Setup Response
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bool send_initial_ctxt_setup_response();
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// TS 38.413 - Section 9.2.2.3 - Initial Context Setup Failure
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bool send_initial_ctxt_setup_failure(asn1::ngap_nr::cause_c cause);
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// TS 38.413 - Section 9.2.1.2 - PDU Session Resource Setup Response
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bool send_pdu_session_resource_setup_response(uint16_t pdu_session_id,
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uint32_t teid_in,
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asn1::bounded_bitstring<1, 160, true, true> addr_in);
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// TS 38.413 - Section 9.2.1.2 - UE Context Release Complete
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bool send_ue_ctxt_release_complete();
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// TS 38.413 - Section 9.2.2.1 - Initial Context Setup Request
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bool handle_initial_ctxt_setup_request(const asn1::ngap_nr::init_context_setup_request_s& msg);
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// TS 38.413 - Section 9.2.2.4 - UE Context Release Request
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bool send_ue_context_release_request(asn1::ngap_nr::cause_c cause);
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// TS 38.413 - Section 9.2.2.5 - UE Context Release Command
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bool handle_ue_context_release_cmd(const asn1::ngap_nr::ue_context_release_cmd_s& msg);
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// TS 38.413 - Section 9.2.1.1 - PDU Session Resource Setup Request
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bool handle_pdu_session_res_setup_request(const asn1::ngap_nr::pdu_session_res_setup_request_s& msg);
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/// Checks if a UE Context Release Request was already sent
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bool was_ue_context_release_requested() const { return release_requested; }
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void notify_rrc_reconf_complete(const bool reconf_complete_outcome);
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ngap_ue_ctxt_t ctxt = {};
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uint16_t stream_id = 1;
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private:
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// args
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ngap* ngap_ptr = nullptr;
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// state
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bool release_requested = false;
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ngap_ue_bearer_manager bearer_manager;
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// logger
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srslog::basic_logger& logger;
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// procedures
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srsran::proc_t<ngap_ue_initial_context_setup_proc> initial_context_setup_proc;
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srsran::proc_t<ngap_ue_ue_context_release_proc> ue_context_release_proc;
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srsran::proc_t<ngap_ue_pdu_session_res_setup_proc> ue_pdu_session_res_setup_proc;
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};
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} // namespace srsenb
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#endif
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