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srsLTE
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Starting to parse UL NAS Transport

This commit is contained in:
Pedro Alvarez 2017-11-06 17:03:26 +00:00
parent 5d4f0b3dfb
commit 9170f5c4cf
2 changed files with 35 additions and 1 deletions
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4
srsepc/hdr/mme/s1ap.h
View File

@ -68,8 +68,10 @@ public:
bool send_s1_setup_response(struct sctp_sndrcvinfo *enb_sri);
bool handle_initial_ue_message(LIBLTE_S1AP_MESSAGE_INITIALUEMESSAGE_STRUCT *msg, struct sctp_sndrcvinfo *enb_sri);
bool handle_initial_ue_message(LIBLTE_S1AP_MESSAGE_INITIALUEMESSAGE_STRUCT *init_ue, struct sctp_sndrcvinfo *enb_sri);
bool handle_uplink_nas_transport(LIBLTE_S1AP_MESSAGE_UPLINKNASTRANSPORT_STRUCT *ul_xport, struct sctp_sndrcvinfo *enb_sri);
void print_enb_ctx_info(const enb_ctx_t &enb_ctx);
private:

32
srsepc/src/mme/s1ap.cc
View File

@ -171,6 +171,9 @@ s1ap::handle_initiating_message(LIBLTE_S1AP_INITIATINGMESSAGE_STRUCT *msg, stru
case LIBLTE_S1AP_INITIATINGMESSAGE_CHOICE_INITIALUEMESSAGE:
m_s1ap_log->info("Received Initial UE Message.\n");
return handle_initial_ue_message(&msg->choice.InitialUEMessage, enb_sri);
case LIBLTE_S1AP_INITIATINGMESSAGE_CHOICE_UPLINKNASTRANSPORT:
m_s1ap_log->info("Received Initial UE Message.\n");
return handle_uplink_nas_transport(&msg->choice.UplinkNASTransport, enb_sri);
default:
m_s1ap_log->error("Unhandled intiating message: %s\n", liblte_s1ap_initiatingmessage_choice_text[msg->choice_type]);
}
@ -300,8 +303,37 @@ s1ap::handle_initial_ue_message(LIBLTE_S1AP_MESSAGE_INITIALUEMESSAGE_STRUCT *ini
return true;
}
bool
s1ap::handle_uplink_nas_transport(LIBLTE_S1AP_MESSAGE_UPLINKNASTRANSPORT_STRUCT *ul_xport, struct sctp_sndrcvinfo *enb_sri)
{
uint32_t enb_ue_s1ap_id = ul_xport->eNB_UE_S1AP_ID.ENB_UE_S1AP_ID;
uint32_t mme_ue_s1ap_id = ul_xport->MME_UE_S1AP_ID.MME_UE_S1AP_ID;
m_s1ap_log->console("Received Uplink NAS Transport message. MME-UE S1AP Id: %d\n",mme_ue_s1ap_id);
m_s1ap_log->info("Received Uplink NAS Transport message. MME-UE S1AP Id: %d\n",mme_ue_s1ap_id);
/*
typedef struct{
bool ext;
LIBLTE_S1AP_MME_UE_S1AP_ID_STRUCT MME_UE_S1AP_ID;
LIBLTE_S1AP_ENB_UE_S1AP_ID_STRUCT eNB_UE_S1AP_ID;
LIBLTE_S1AP_NAS_PDU_STRUCT NAS_PDU;
LIBLTE_S1AP_EUTRAN_CGI_STRUCT EUTRAN_CGI;
LIBLTE_S1AP_TAI_STRUCT TAI;
LIBLTE_S1AP_TRANSPORTLAYERADDRESS_STRUCT GW_TransportLayerAddress;
bool GW_TransportLayerAddress_present;
LIBLTE_S1AP_TRANSPORTLAYERADDRESS_STRUCT SIPTO_L_GW_TransportLayerAddress;
bool SIPTO_L_GW_TransportLayerAddress_present;
LIBLTE_S1AP_LHN_ID_STRUCT LHN_ID;
bool LHN_ID_present;
}LIBLTE_S1AP_MESSAGE_UPLINKNASTRANSPORT_STRUCT;
*/
//m_s1ap_nas_transport.log_unhandled_uplink_nas_transport_message_ies(ul_xport);
return true;
}
void
s1ap::print_enb_ctx_info(const enb_ctx_t &enb_ctx)
{