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srsRAN_4G/srsepc/hdr/mme/s1ap_ctx_mngmt_proc.h

64 lines
2.0 KiB
C++

/**
* Copyright 2013-2021 Software Radio Systems Limited
*
* This file is part of srsRAN.
*
* srsRAN is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsRAN is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSEPC_S1AP_CTX_MNGMT_PROC_H
#define SRSEPC_S1AP_CTX_MNGMT_PROC_H
#include "mme_gtpc.h"
#include "s1ap_common.h"
#include "srsran/asn1/s1ap.h"
#include "srsran/common/buffer_pool.h"
#include "srsran/common/common.h"
namespace srsepc {
class s1ap;
class s1ap_ctx_mngmt_proc
{
public:
static s1ap_ctx_mngmt_proc* m_instance;
static s1ap_ctx_mngmt_proc* get_instance(void);
static void cleanup(void);
void init(void);
bool send_initial_context_setup_request(nas* nas_ctx, uint16_t erab_to_setup);
bool handle_initial_context_setup_response(const asn1::s1ap::init_context_setup_resp_s& in_ctxt_resp);
bool handle_ue_context_release_request(const asn1::s1ap::ue_context_release_request_s& ue_rel,
struct sctp_sndrcvinfo* enb_sri);
bool send_ue_context_release_command(nas* nas_ctx);
bool handle_ue_context_release_complete(const asn1::s1ap::ue_context_release_complete_s& rel_comp);
private:
s1ap_ctx_mngmt_proc();
virtual ~s1ap_ctx_mngmt_proc();
s1ap* m_s1ap;
srslog::basic_logger& m_logger = srslog::fetch_basic_logger("S1AP");
s1ap_args_t m_s1ap_args;
mme_gtpc* m_mme_gtpc;
};
} // namespace srsepc
#endif // SRSEPC_S1AP_CTX_MNGMT_PROC_H