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/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2017 Software Radio Systems Limited
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*
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* \section LICENSE
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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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#ifndef S1AP_CTX_MNGMT_PROC_H
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#define S1AP_CTX_MNGMT_PROC_H
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#include "srslte/asn1/liblte_s1ap.h"
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#include "srslte/common/common.h"
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#include "mme/s1ap_common.h"
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#include "srslte/common/log_filter.h"
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#include "mme/mme_gtpc.h"
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#include "srslte/common/buffer_pool.h"
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namespace srsepc{
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class s1ap;
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class s1ap_ctx_mngmt_proc
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{
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public:
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static s1ap_ctx_mngmt_proc *m_instance;
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static s1ap_ctx_mngmt_proc* get_instance(void);
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static void cleanup(void);
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void init(void);
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//bool send_initial_context_setup_request(uint32_t mme_ue_s1ap_id, struct srslte::gtpc_create_session_response *cs_resp, struct srslte::gtpc_f_teid_ie sgw_ctrl_fteid);
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bool send_initial_context_setup_request(ue_emm_ctx_t *emm_ctx, ue_ecm_ctx_t *ecm_ctx, erab_ctx_t *erab_ctx, bool pack_attach);
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bool handle_initial_context_setup_response(LIBLTE_S1AP_MESSAGE_INITIALCONTEXTSETUPRESPONSE_STRUCT *in_ctxt_resp);
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bool handle_ue_context_release_request(LIBLTE_S1AP_MESSAGE_UECONTEXTRELEASEREQUEST_STRUCT *ue_rel, struct sctp_sndrcvinfo *enb_sri, srslte::byte_buffer_t *reply_buffer, bool *reply_flag);
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bool send_ue_context_release_command(ue_ecm_ctx_t *ecm_ctx, srslte::byte_buffer_t *reply_buffer);
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private:
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s1ap_ctx_mngmt_proc();
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virtual ~s1ap_ctx_mngmt_proc();
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s1ap* m_s1ap;
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s1ap_nas_transport* m_s1ap_nas_transport;
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srslte::log_filter *m_s1ap_log;
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s1ap_args_t m_s1ap_args;
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mme_gtpc* m_mme_gtpc;
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srslte::byte_buffer_pool *m_pool;
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};
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} //namespace srsepc
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#endif //S1AP_MNGMT_PROC
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