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srsRAN_4G/srsepc/hdr/mme/s1ap_nas_transport.h

54 lines
1.5 KiB
C++

/**
*
* \section COPYRIGHT
*
* Copyright 2013-2020 Software Radio Systems Limited
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the distribution.
*
*/
#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/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(const asn1::s1ap::init_ue_msg_s& init_ue, struct sctp_sndrcvinfo* enb_sri);
bool handle_uplink_nas_transport(const asn1::s1ap::ul_nas_transport_s& ul_xport, struct sctp_sndrcvinfo* enb_sri);
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;
nas_init_t m_nas_init;
nas_if_t m_nas_if;
};
} // namespace srsepc
#endif // SRSEPC_S1AP_NAS_TRANSPORT_H