mirror of https://github.com/PentHertz/srsLTE.git
96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
/*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE 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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* srsLTE 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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/******************************************************************************
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* File: mme.h
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* Description: Top-level MME class. Creates and links all
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* interfaces and helpers.
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*****************************************************************************/
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#ifndef SRSEPC_MME_H
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#define SRSEPC_MME_H
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#include "s1ap.h"
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#include "srslte/common/buffer_pool.h"
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#include "srslte/common/log.h"
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#include "srslte/common/log_filter.h"
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#include "srslte/common/threads.h"
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#include <cstddef>
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namespace srsepc {
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typedef struct {
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s1ap_args_t s1ap_args;
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// diameter_args_t diameter_args;
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// gtpc_args_t gtpc_args;
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} mme_args_t;
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typedef struct {
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int fd;
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uint64_t imsi;
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enum nas_timer_type type;
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} mme_timer_t;
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class mme : public srslte::thread, public mme_interface_nas
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{
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public:
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static mme* get_instance(void);
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static void cleanup(void);
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int init(mme_args_t* args,
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srslte::log_filter* nas_log,
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srslte::log_filter* s1ap_log,
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srslte::log_filter* mme_gtpc_log);
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void stop();
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int get_s1_mme();
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void run_thread();
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// Timer Methods
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virtual bool add_nas_timer(int timer_fd, enum nas_timer_type type, uint64_t imsi);
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virtual bool is_nas_timer_running(enum nas_timer_type type, uint64_t imsi);
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virtual bool remove_nas_timer(enum nas_timer_type type, uint64_t imsi);
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private:
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mme();
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virtual ~mme();
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static mme* m_instance;
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s1ap* m_s1ap;
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mme_gtpc* m_mme_gtpc;
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bool m_running;
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srslte::byte_buffer_pool* m_pool;
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fd_set m_set;
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// Timer map
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std::vector<mme_timer_t> timers;
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// Timer Methods
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void handle_timer_expire(int timer_fd);
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// Logs
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srslte::log_filter* m_nas_log;
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srslte::log_filter* m_s1ap_log;
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srslte::log_filter* m_mme_gtpc_log;
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};
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} // namespace srsepc
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#endif // SRSEPC_MME_H
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