151 lines
5.9 KiB
C
151 lines
5.9 KiB
C
/*
|
|
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership.
|
|
* The OpenAirInterface Software Alliance licenses this file to You under
|
|
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
|
|
* except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.openairinterface.org/?page_id=698
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*-------------------------------------------------------------------------------
|
|
* For more information about the OpenAirInterface (OAI) Software Alliance:
|
|
* contact@openairinterface.org
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
|
|
#include "assertions.h"
|
|
|
|
#include "intertask_interface.h"
|
|
|
|
#include "s1ap_eNB_default_values.h"
|
|
|
|
#include "s1ap_common.h"
|
|
#include "s1ap_eNB_defs.h"
|
|
|
|
#include "s1ap_eNB.h"
|
|
#include "s1ap_eNB_ue_context.h"
|
|
#include "s1ap_eNB_encoder.h"
|
|
#include "s1ap_eNB_trace.h"
|
|
#include "s1ap_eNB_itti_messaging.h"
|
|
#include "s1ap_eNB_management_procedures.h"
|
|
|
|
static
|
|
void s1ap_eNB_generate_trace_failure(struct s1ap_eNB_ue_context_s *ue_desc_p,
|
|
S1AP_E_UTRAN_Trace_ID_t *trace_id,
|
|
S1AP_Cause_t *cause_p)
|
|
{
|
|
S1AP_S1AP_PDU_t pdu;
|
|
S1AP_TraceFailureIndication_t *out;
|
|
S1AP_TraceFailureIndicationIEs_t *ie;
|
|
uint8_t *buffer = NULL;
|
|
uint32_t length;
|
|
|
|
DevAssert(ue_desc_p != NULL);
|
|
DevAssert(trace_id != NULL);
|
|
DevAssert(cause_p != NULL);
|
|
|
|
/* Prepare the S1AP message to encode */
|
|
memset(&pdu, 0, sizeof(pdu));
|
|
pdu.present = S1AP_S1AP_PDU_PR_initiatingMessage;
|
|
pdu.choice.initiatingMessage.procedureCode = S1AP_ProcedureCode_id_TraceFailureIndication;
|
|
pdu.choice.initiatingMessage.criticality = S1AP_Criticality_ignore;
|
|
pdu.choice.initiatingMessage.value.present = S1AP_InitiatingMessage__value_PR_TraceFailureIndication;
|
|
out = &pdu.choice.initiatingMessage.value.choice.TraceFailureIndication;
|
|
|
|
/* mandatory */
|
|
ie = (S1AP_TraceFailureIndicationIEs_t *)calloc(1, sizeof(S1AP_TraceFailureIndicationIEs_t));
|
|
ie->id = S1AP_ProtocolIE_ID_id_MME_UE_S1AP_ID;
|
|
ie->criticality = S1AP_Criticality_reject;
|
|
ie->value.present = S1AP_TraceFailureIndicationIEs__value_PR_MME_UE_S1AP_ID;
|
|
ie->value.choice.MME_UE_S1AP_ID = ue_desc_p->mme_ue_s1ap_id;
|
|
asn1cSeqAdd(&out->protocolIEs.list, ie);
|
|
|
|
/* mandatory */
|
|
ie = (S1AP_TraceFailureIndicationIEs_t *)calloc(1, sizeof(S1AP_TraceFailureIndicationIEs_t));
|
|
ie->id = S1AP_ProtocolIE_ID_id_eNB_UE_S1AP_ID;
|
|
ie->criticality = S1AP_Criticality_reject;
|
|
ie->value.present = S1AP_TraceFailureIndicationIEs__value_PR_ENB_UE_S1AP_ID;
|
|
ie->value.choice.ENB_UE_S1AP_ID = ue_desc_p->eNB_ue_s1ap_id;
|
|
asn1cSeqAdd(&out->protocolIEs.list, ie);
|
|
|
|
/* mandatory */
|
|
ie = (S1AP_TraceFailureIndicationIEs_t *)calloc(1, sizeof(S1AP_TraceFailureIndicationIEs_t));
|
|
ie->id = S1AP_ProtocolIE_ID_id_E_UTRAN_Trace_ID;
|
|
ie->criticality = S1AP_Criticality_ignore;
|
|
ie->value.present = S1AP_TraceFailureIndicationIEs__value_PR_E_UTRAN_Trace_ID;
|
|
memcpy(&ie->value.choice.E_UTRAN_Trace_ID, trace_id, sizeof(S1AP_E_UTRAN_Trace_ID_t));
|
|
asn1cSeqAdd(&out->protocolIEs.list, ie);
|
|
|
|
/* mandatory */
|
|
ie = (S1AP_TraceFailureIndicationIEs_t *)calloc(1, sizeof(S1AP_TraceFailureIndicationIEs_t));
|
|
ie->id = S1AP_ProtocolIE_ID_id_Cause;
|
|
ie->criticality = S1AP_Criticality_ignore;
|
|
ie->value.present = S1AP_TraceFailureIndicationIEs__value_PR_Cause;
|
|
memcpy(&ie->value.choice.Cause, cause_p, sizeof(S1AP_Cause_t));
|
|
asn1cSeqAdd(&out->protocolIEs.list, ie);
|
|
|
|
if (s1ap_eNB_encode_pdu(&pdu, &buffer, &length) < 0) {
|
|
return;
|
|
}
|
|
|
|
s1ap_eNB_itti_send_sctp_data_req(ue_desc_p->mme_ref->s1ap_eNB_instance->instance,
|
|
ue_desc_p->mme_ref->assoc_id, buffer,
|
|
length, ue_desc_p->tx_stream);
|
|
}
|
|
|
|
int s1ap_eNB_handle_trace_start(sctp_assoc_t assoc_id, uint32_t stream, S1AP_S1AP_PDU_t *pdu)
|
|
{
|
|
S1AP_TraceStart_t *container;
|
|
S1AP_TraceStartIEs_t *ie;
|
|
struct s1ap_eNB_ue_context_s *ue_desc_p = NULL;
|
|
struct s1ap_eNB_mme_data_s *mme_ref_p;
|
|
|
|
DevAssert(pdu != NULL);
|
|
|
|
container = &pdu->choice.initiatingMessage.value.choice.TraceStart;
|
|
|
|
S1AP_FIND_PROTOCOLIE_BY_ID(S1AP_TraceStartIEs_t, ie, container,
|
|
S1AP_ProtocolIE_ID_id_eNB_UE_S1AP_ID, true);
|
|
mme_ref_p = s1ap_eNB_get_MME(NULL, assoc_id, 0);
|
|
DevAssert(mme_ref_p != NULL);
|
|
if (ie != NULL) {
|
|
ue_desc_p = s1ap_eNB_get_ue_context(mme_ref_p->s1ap_eNB_instance,
|
|
ie->value.choice.ENB_UE_S1AP_ID);
|
|
}
|
|
else
|
|
{
|
|
return -1;
|
|
}
|
|
if (ue_desc_p == NULL) {
|
|
/* Could not find context associated with this eNB_ue_s1ap_id -> generate
|
|
* trace failure indication.
|
|
*/
|
|
S1AP_E_UTRAN_Trace_ID_t trace_id;
|
|
S1AP_Cause_t cause;
|
|
memset(&trace_id, 0, sizeof(S1AP_E_UTRAN_Trace_ID_t));
|
|
memset(&cause, 0, sizeof(S1AP_Cause_t));
|
|
cause.present = S1AP_Cause_PR_radioNetwork;
|
|
cause.choice.radioNetwork = S1AP_CauseRadioNetwork_unknown_pair_ue_s1ap_id;
|
|
s1ap_eNB_generate_trace_failure(NULL, &trace_id, &cause);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int s1ap_eNB_handle_deactivate_trace(sctp_assoc_t assoc_id, uint32_t stream, S1AP_S1AP_PDU_t *message_p)
|
|
{
|
|
// S1AP_DeactivateTraceIEs_t *deactivate_trace_p;
|
|
//
|
|
// deactivate_trace_p = &message_p->msg.deactivateTraceIEs;
|
|
|
|
return 0;
|
|
}
|