srsLTE/srsepc/hdr/mme/s1ap_nas_transport.h

78 lines
2.6 KiB
C++

/**
*
* \section COPYRIGHT
*
* Copyright 2013-2017 Software Radio Systems Limited
*
* \section LICENSE
*
* This file is part of srsLTE.
*
* srsLTE 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.
*
* srsLTE 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_NAS_TRANSPORT_H
#define SRSEPC_S1AP_NAS_TRANSPORT_H
#include "mme_gtpc.h"
#include "s1ap_common.h"
#include "srsepc/hdr/hss/hss.h"
#include "srslte/asn1/gtpc.h"
#include "srslte/asn1/liblte_s1ap.h"
#include "srslte/common/buffer_pool.h"
namespace srsepc {
class s1ap_nas_transport
{
public:
static s1ap_nas_transport* m_instance;
static s1ap_nas_transport* get_instance();
static void cleanup();
void init();
bool handle_initial_ue_message(LIBLTE_S1AP_MESSAGE_INITIALUEMESSAGE_STRUCT* init_ue,
struct sctp_sndrcvinfo* enb_sri,
srslte::byte_buffer_t* reply_buffer,
bool* reply_flag);
bool handle_uplink_nas_transport(LIBLTE_S1AP_MESSAGE_UPLINKNASTRANSPORT_STRUCT* ul_xport,
struct sctp_sndrcvinfo* enb_sri,
srslte::byte_buffer_t* reply_buffer,
bool* reply_flag);
bool send_downlink_nas_transport(uint32_t enb_ue_s1ap_id,
uint32_t mme_ue_s1ap_id,
srslte::byte_buffer_t* nas_msg,
struct sctp_sndrcvinfo enb_sri);
private:
s1ap_nas_transport();
virtual ~s1ap_nas_transport();
srslte::log* m_s1ap_log;
srslte::byte_buffer_pool* m_pool;
s1ap* m_s1ap;
hss_interface_nas* m_hss;
mme_gtpc* m_mme_gtpc;
nas_init_t m_nas_init;
nas_if_t m_nas_if;
};
} // namespace srsepc
#endif // SRSEPC_S1AP_NAS_TRANSPORT_H