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ENDC X2AP: Add generation of X2 sGNB Reconfiguration Complete message

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matzakos
2020-01-17 12:43:07 +01:00
parent 3552b8e4d3
commit 2865eb95a6
4 changed files with 74 additions and 9 deletions
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openair2/X2AP/x2ap_eNB_generate_messages.c
+61 -1
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@@ -1673,7 +1673,7 @@ int x2ap_eNB_generate_ENDC_x2_SgNB_addition_request(
}
int x2ap_eNB_generate_ENDC_x2_SgNB_addition_request_ACK( x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p,
int x2ap_gNB_generate_ENDC_x2_SgNB_addition_request_ACK( x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p,
x2ap_ENDC_sgnb_addition_req_ACK_t *x2ap_sgnb_addition_req_ACK, int ue_id)
{
@@ -1792,3 +1792,63 @@ int x2ap_eNB_generate_ENDC_x2_SgNB_addition_request_ACK( x2ap_eNB_instance_t *in
return ret;
}
int x2ap_eNB_generate_ENDC_x2_SgNB_reconfiguration_complete(
x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, int ue_id, int SgNB_ue_id)
{
X2AP_X2AP_PDU_t pdu;
X2AP_SgNBReconfigurationComplete_t *out;
X2AP_SgNBReconfigurationComplete_IEs_t *ie;
uint8_t *buffer;
uint32_t len;
int ret = 0;
DevAssert(instance_p != NULL);
DevAssert(x2ap_eNB_data_p != NULL);
x2ap_eNB_data_p->state = X2AP_ENB_STATE_WAITING;
/* Prepare the X2AP message to encode */
memset(&pdu, 0, sizeof(pdu));
pdu.present = X2AP_X2AP_PDU_PR_initiatingMessage;
pdu.choice.initiatingMessage.procedureCode = X2AP_ProcedureCode_id_sgNBReconfigurationCompletion;
pdu.choice.initiatingMessage.criticality = X2AP_Criticality_ignore;
pdu.choice.initiatingMessage.value.present = X2AP_InitiatingMessage__value_PR_SgNBReconfigurationComplete;
out = &pdu.choice.initiatingMessage.value.choice.SgNBReconfigurationComplete;
ie = (X2AP_SgNBReconfigurationComplete_IEs_t *)calloc(1, sizeof(X2AP_SgNBReconfigurationComplete_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_reject;
ie->value.present = X2AP_SgNBReconfigurationComplete_IEs__value_PR_UE_X2AP_ID;
ie->value.choice.UE_X2AP_ID = ue_id; //x2ap_id_get_id_source(&instance_p->id_manager, ue_id);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
ie = (X2AP_SgNBReconfigurationComplete_IEs_t *)calloc(1, sizeof(X2AP_SgNBReconfigurationComplete_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID;
ie->criticality = X2AP_Criticality_reject;
ie->value.present = X2AP_SgNBReconfigurationComplete_IEs__value_PR_SgNB_UE_X2AP_ID;
ie->value.choice.SgNB_UE_X2AP_ID = SgNB_ue_id;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
ie = (X2AP_SgNBReconfigurationComplete_IEs_t *)calloc(1, sizeof(X2AP_SgNBReconfigurationComplete_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_ResponseInformationSgNBReconfComp;
ie->criticality = X2AP_Criticality_ignore;
ie->value.present = X2AP_SgNBReconfigurationComplete_IEs__value_PR_ResponseInformationSgNBReconfComp;
ie->value.choice.ResponseInformationSgNBReconfComp.present = X2AP_ResponseInformationSgNBReconfComp_PR_success_SgNBReconfComp;
// meNBtoSgNBContainer should contain the RRCReconfigurationComplete message from the UE but in the specs 36.423(9.1.4.4) its presence is not mandatory
ie->value.choice.ResponseInformationSgNBReconfComp.choice.success_SgNBReconfComp.meNBtoSgNBContainer = NULL;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) {
X2AP_ERROR("Failed to encode ENDC X2 SgNB_addition request message\n");
return -1;
}
x2ap_eNB_itti_send_sctp_data_req(instance_p->instance, x2ap_eNB_data_p->assoc_id, buffer, len, 0);
return ret;
}