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116 lines
4.1 KiB
C++
116 lines
4.1 KiB
C++
/**
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* Copyright 2013-2022 Software Radio Systems Limited
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*
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* This file is part of srsRAN.
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*
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* srsRAN is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsRAN is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include "srsran/asn1/e2ap.h"
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#include "srsran/common/byte_buffer.h"
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#include "srsran/common/task_scheduler.h"
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#include "srsran/interfaces/enb_metrics_interface.h"
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#include "srsran/srsran.h"
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#ifndef SRSRAN_E2SM_H
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#define SRSRAN_E2SM_H
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using namespace asn1::e2ap;
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using namespace srsenb;
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struct RANfunction_description;
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typedef struct {
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enum e2sm_event_trigger_type_t { E2SM_REPORT, E2SM_INSERT, E2SM_POLICY, UNKNOWN_TRIGGER };
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e2sm_event_trigger_type_t type;
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uint64_t report_period;
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} RIC_event_trigger_definition_t;
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typedef struct {
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uint16_t ric_action_id;
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ri_caction_type_e ric_action_type;
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uint32_t sm_local_ric_action_id;
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} E2AP_RIC_action_t;
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typedef struct {
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uint32_t ric_requestor_id;
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uint32_t ric_instance_id;
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uint32_t ra_nfunction_id;
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uint32_t ri_caction_id;
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bool ri_indication_sn_present;
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uint32_t ri_indication_sn;
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ri_cind_type_e indication_type;
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srsran::unique_byte_buffer_t ri_cind_hdr;
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srsran::unique_byte_buffer_t ri_cind_msg;
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} ric_indication_t;
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class e2sm
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{
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public:
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e2sm();
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e2sm(std::string short_name,
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std::string oid,
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std::string func_description,
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uint32_t revision,
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srsran::task_scheduler* _task_sched_ptr) :
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_short_name(short_name),
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_oid(oid),
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_func_description(func_description),
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_revision(revision),
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task_sched_ptr(_task_sched_ptr){};
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virtual ~e2sm() = default;
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std::string get_short_name() { return _short_name; };
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std::string get_oid() { return _oid; };
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std::string get_func_description() { return _func_description; };
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uint32_t get_revision() { return _revision; };
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virtual bool generate_ran_function_description(RANfunction_description& desc, ra_nfunction_item_s& ran_func) = 0;
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virtual bool process_ric_event_trigger_definition(ricsubscription_request_s subscription_request,
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RIC_event_trigger_definition_t& event_def) = 0;
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virtual bool process_ric_action_definition(ri_caction_to_be_setup_item_s ric_action,
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E2AP_RIC_action_t& action_entry) = 0;
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virtual bool remove_ric_action_definition(E2AP_RIC_action_t& action_entry) = 0;
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virtual bool generate_ric_indication_content(E2AP_RIC_action_t& action_entry, ric_indication_t& ric_indication) = 0;
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virtual void receive_e2_metrics_callback(const enb_metrics_t& m) = 0;
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protected:
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uint32_t _get_local_action_id() { return _registered_action_id_gen; };
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uint32_t _generate_new_local_action_id() { return _registered_action_id_gen++; };
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srsran::task_scheduler* task_sched_ptr = nullptr;
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private:
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const std::string _short_name;
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const std::string _oid;
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const std::string _func_description;
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const uint32_t _revision = 0;
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uint32_t _registered_action_id_gen = 1000;
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};
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struct RANfunction_description {
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bool accepted = false;
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int function_instance = 0;
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e2sm* sm_ptr = nullptr;
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std::string function_shortname;
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std::string function_e2_sm_oid;
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std::string function_desc;
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};
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#endif // SRSRAN_E2SM_H
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