Cedric Roux
2521e46593
Conflicts: openair2/F1AP/f1ap_du_interface_management.c openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c openair2/LAYER2/NR_MAC_gNB/main.c openair2/RRC/NR/MESSAGES/asn1_msg.c openair2/RRC/NR/MESSAGES/asn1_msg.h openair2/RRC/NR/rrc_gNB.c openair3/ocp-gtpu/gtp_itf.cpp
1571 lines
74 KiB
C
1571 lines
74 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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/*! \file f1ap_du_ue_context_management.c
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* \brief F1AP UE Context Management, DU side
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* \author EURECOM/NTUST
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* \date 2018
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* \version 0.1
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* \company Eurecom
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* \email: navid.nikaein@eurecom.fr, bing-kai.hong@eurecom.fr
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* \note
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* \warning
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*/
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#include "f1ap_common.h"
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#include "f1ap_encoder.h"
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#include "f1ap_decoder.h"
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#include "f1ap_itti_messaging.h"
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#include "f1ap_du_ue_context_management.h"
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#include "rrc_extern.h"
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#include "rrc_eNB_UE_context.h"
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#include "openair2/RRC/NR/rrc_gNB_UE_context.h"
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#include "openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
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#include <openair3/ocp-gtpu/gtp_itf.h>
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boolean_t lteDURecvCb( protocol_ctxt_t *ctxt_pP,
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const srb_flag_t srb_flagP,
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const rb_id_t rb_idP,
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const mui_t muiP,
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const confirm_t confirmP,
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const sdu_size_t sdu_buffer_sizeP,
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unsigned char *const sdu_buffer_pP,
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const pdcp_transmission_mode_t modeP,
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const uint32_t *sourceL2Id,
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const uint32_t *destinationL2Id) {
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// The buffer comes from the stack in gtp-u thread, we have a make a separate buffer to enqueue in a inter-thread message queue
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mem_block_t *sdu=get_free_mem_block(sdu_buffer_sizeP, __func__);
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memcpy(sdu->data, sdu_buffer_pP, sdu_buffer_sizeP);
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// weird rb id management in 4G, not fully understand (looks bad design)
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// overcomplex: if i understand, on the interface DRB start at 4 because there can be SRB 0..3
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// but it would be much simpler to use absolute numbering
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// instead of this "srb flag" associated to these +/-4
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du_rlc_data_req(ctxt_pP,srb_flagP, false, rb_idP-4,muiP, confirmP, sdu_buffer_sizeP, sdu);
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return true;
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}
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int DU_handle_UE_CONTEXT_SETUP_REQUEST(instance_t instance,
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uint32_t assoc_id,
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uint32_t stream,
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F1AP_F1AP_PDU_t *pdu) {
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MessageDef *msg_p; // message to RRC
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F1AP_UEContextSetupRequest_t *container;
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int i;
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DevAssert(pdu);
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msg_p = itti_alloc_new_message(TASK_DU_F1, 0, F1AP_UE_CONTEXT_SETUP_REQ);
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f1ap_ue_context_setup_t *f1ap_ue_context_setup_req = &F1AP_UE_CONTEXT_SETUP_REQ(msg_p);
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container = &pdu->choice.initiatingMessage->value.choice.UEContextSetupRequest;
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/* GNB_CU_UE_F1AP_ID */
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F1AP_UEContextSetupRequestIEs_t *ieCU;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieCU, container,
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F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID, true);
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f1ap_ue_context_setup_req->gNB_CU_ue_id = ieCU->value.choice.GNB_CU_UE_F1AP_ID;
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/* optional */
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/* GNB_DU_UE_F1AP_ID */
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F1AP_UEContextSetupRequestIEs_t *ieDU_UE;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieDU_UE, container,
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F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID, false);
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if (ieDU_UE) {
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f1ap_ue_context_setup_req->gNB_DU_ue_id =
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ieDU_UE->value.choice.GNB_DU_UE_F1AP_ID;
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f1ap_ue_context_setup_req->rnti =
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f1ap_get_rnti_by_du_id(DUtype, instance, f1ap_ue_context_setup_req->gNB_DU_ue_id);
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} else {
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f1ap_ue_context_setup_req->gNB_DU_ue_id = -1;
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f1ap_ue_context_setup_req->rnti =
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f1ap_get_rnti_by_cu_id(DUtype, instance, f1ap_ue_context_setup_req->gNB_CU_ue_id);
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}
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if(f1ap_ue_context_setup_req->rnti<0)
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LOG_E(F1AP, "Could not retrieve UE rnti based on the CU/DU UE id \n");
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else
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LOG_I(F1AP, "Retrieved rnti is: %d \n", f1ap_ue_context_setup_req->rnti);
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/* SpCell_ID */
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F1AP_UEContextSetupRequestIEs_t *ieNet;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieNet, container,
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F1AP_ProtocolIE_ID_id_SpCell_ID, true);
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PLMNID_TO_MCC_MNC(&ieNet->value.choice.NRCGI.pLMN_Identity,
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f1ap_ue_context_setup_req->mcc,
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f1ap_ue_context_setup_req->mnc,
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f1ap_ue_context_setup_req->mnc_digit_length);
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BIT_STRING_TO_NR_CELL_IDENTITY(&ieNet->value.choice.NRCGI.nRCellIdentity, f1ap_ue_context_setup_req->nr_cellid);
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/* ServCellIndex */
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F1AP_UEContextSetupRequestIEs_t *ieCell;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieCell, container,
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F1AP_ProtocolIE_ID_id_ServCellIndex, true);
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f1ap_ue_context_setup_req->servCellIndex = ieCell->value.choice.ServCellIndex;
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/* optional */
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/* CellULConfigured */
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F1AP_UEContextSetupRequestIEs_t *ieULCell;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieULCell, container,
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F1AP_ProtocolIE_ID_id_SpCellULConfigured, false); // SpCellULConfigured
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if (ieULCell) {
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/* correct here */
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f1ap_ue_context_setup_req->cellULConfigured = malloc(sizeof(uint32_t));
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if (f1ap_ue_context_setup_req->cellULConfigured)
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*f1ap_ue_context_setup_req->cellULConfigured = ieULCell->value.choice.CellULConfigured;
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} else {
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f1ap_ue_context_setup_req->cellULConfigured = NULL;
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}
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F1AP_UEContextSetupRequestIEs_t *ieCuRrcInfo;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieCuRrcInfo, container,
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F1AP_ProtocolIE_ID_id_CUtoDURRCInformation, false);
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if(ieCuRrcInfo!=NULL){
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f1ap_ue_context_setup_req->cu_to_du_rrc_information = (cu_to_du_rrc_information_t *)calloc(1,sizeof(cu_to_du_rrc_information_t));
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if(ieCuRrcInfo->value.choice.CUtoDURRCInformation.uE_CapabilityRAT_ContainerList!=NULL){
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f1ap_ue_context_setup_req->cu_to_du_rrc_information->uE_CapabilityRAT_ContainerList = (uint8_t *)calloc(1,ieCuRrcInfo->value.choice.CUtoDURRCInformation.uE_CapabilityRAT_ContainerList->size);
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memcpy(f1ap_ue_context_setup_req->cu_to_du_rrc_information->uE_CapabilityRAT_ContainerList, ieCuRrcInfo->value.choice.CUtoDURRCInformation.uE_CapabilityRAT_ContainerList->buf, ieCuRrcInfo->value.choice.CUtoDURRCInformation.uE_CapabilityRAT_ContainerList->size);
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f1ap_ue_context_setup_req->cu_to_du_rrc_information->uE_CapabilityRAT_ContainerList_length = ieCuRrcInfo->value.choice.CUtoDURRCInformation.uE_CapabilityRAT_ContainerList->size;
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LOG_I(F1AP, "Size f1ap_ue_context_setup_req->cu_to_du_rrc_information->uE_CapabilityRAT_ContainerList_length: %d \n", f1ap_ue_context_setup_req->cu_to_du_rrc_information->uE_CapabilityRAT_ContainerList_length);
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}
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}
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/* DRB */
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F1AP_UEContextSetupRequestIEs_t *ieDrb;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieDrb, container,
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F1AP_ProtocolIE_ID_id_DRBs_ToBeSetup_List, false);
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if(ieDrb!=NULL) {
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f1ap_ue_context_setup_req->drbs_to_be_setup_length = ieDrb->value.choice.DRBs_ToBeSetup_List.list.count;
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f1ap_ue_context_setup_req->drbs_to_be_setup = calloc(f1ap_ue_context_setup_req->drbs_to_be_setup_length,
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sizeof(f1ap_drb_to_be_setup_t));
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AssertFatal(f1ap_ue_context_setup_req->drbs_to_be_setup,
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"could not allocate memory for f1ap_ue_context_setup_req->drbs_to_be_setup\n");
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for (i = 0; i < f1ap_ue_context_setup_req->drbs_to_be_setup_length; ++i) {
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f1ap_drb_to_be_setup_t *drb_p = &f1ap_ue_context_setup_req->drbs_to_be_setup[i];
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F1AP_DRBs_ToBeSetup_Item_t *drbs_tobesetup_item_p =
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&((F1AP_DRBs_ToBeSetup_ItemIEs_t *)ieDrb->value.choice.DRBs_ToBeSetup_List.list.array[i])->value.choice.DRBs_ToBeSetup_Item;
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drb_p->drb_id = drbs_tobesetup_item_p->dRBID;
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/* TODO in the following, assume only one UP UL TNL is present.
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* this matches/assumes OAI CU implementation, can be up to 2! */
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drb_p->up_ul_tnl_length = 1;
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AssertFatal(drbs_tobesetup_item_p->uLUPTNLInformation_ToBeSetup_List.list.count > 0,
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"no UL UP TNL Information in DRBs to be Setup list\n");
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F1AP_ULUPTNLInformation_ToBeSetup_Item_t *ul_up_tnl_info_p = (F1AP_ULUPTNLInformation_ToBeSetup_Item_t *)drbs_tobesetup_item_p->uLUPTNLInformation_ToBeSetup_List.list.array[0];
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F1AP_GTPTunnel_t *ul_up_tnl0 = ul_up_tnl_info_p->uLUPTNLInformation.choice.gTPTunnel;
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BIT_STRING_TO_TRANSPORT_LAYER_ADDRESS_IPv4(&ul_up_tnl0->transportLayerAddress, drb_p->up_ul_tnl[0].tl_address);
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OCTET_STRING_TO_INT32(&ul_up_tnl0->gTP_TEID, drb_p->up_ul_tnl[0].teid);
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// 3GPP assumes GTP-U is on port 2152, but OAI is configurable
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drb_p->up_ul_tnl[0].port=getCxt(false,instance)->setupReq.CUport;
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switch (drbs_tobesetup_item_p->rLCMode) {
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case F1AP_RLCMode_rlc_am:
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drb_p->rlc_mode = RLC_MODE_AM;
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break;
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default:
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drb_p->rlc_mode = RLC_MODE_TM;
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break;
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}
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if (!(RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU)) {
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transport_layer_addr_t addr;
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memcpy(addr.buffer, &drb_p->up_ul_tnl[0].tl_address, sizeof(drb_p->up_ul_tnl[0].tl_address));
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addr.length=sizeof(drb_p->up_ul_tnl[0].tl_address)*8;
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drb_p->up_dl_tnl[0].teid=newGtpuCreateTunnel(INSTANCE_DEFAULT,
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f1ap_ue_context_setup_req->rnti,
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drb_p->drb_id,
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drb_p->drb_id,
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drb_p->up_ul_tnl[0].teid,
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addr,
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drb_p->up_ul_tnl[0].port,
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lteDURecvCb);
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drb_p->up_dl_tnl_length++;
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}
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}
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}
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/* SRB */
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F1AP_UEContextSetupRequestIEs_t *ieSrb;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieSrb, container,
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F1AP_ProtocolIE_ID_id_SRBs_ToBeSetup_List, false);
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if(ieSrb != NULL) {
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f1ap_ue_context_setup_req->srbs_to_be_setup_length = ieSrb->value.choice.SRBs_ToBeSetup_List.list.count;
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f1ap_ue_context_setup_req->srbs_to_be_setup = calloc(f1ap_ue_context_setup_req->srbs_to_be_setup_length,
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sizeof(f1ap_srb_to_be_setup_t));
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AssertFatal(f1ap_ue_context_setup_req->srbs_to_be_setup,
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"could not allocate memory for f1ap_ue_context_setup_req->srbs_to_be_setup\n");
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for (i = 0; i < f1ap_ue_context_setup_req->srbs_to_be_setup_length; ++i) {
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f1ap_srb_to_be_setup_t *srb_p = &f1ap_ue_context_setup_req->srbs_to_be_setup[i];
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F1AP_SRBs_ToBeSetup_Item_t *srbs_tobesetup_item_p;
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srbs_tobesetup_item_p = &((F1AP_SRBs_ToBeSetup_ItemIEs_t *)ieSrb->value.choice.SRBs_ToBeSetup_List.list.array[i])->value.choice.SRBs_ToBeSetup_Item;
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srb_p->srb_id = srbs_tobesetup_item_p->sRBID;
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}
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}
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/* RRCContainer */
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F1AP_UEContextSetupRequestIEs_t *ieRRC;
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F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextSetupRequestIEs_t, ieRRC, container,
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F1AP_ProtocolIE_ID_id_RRCContainer, false);
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if (ieRRC) {
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/* correct here */
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if ( ieRRC->value.choice.RRCContainer.size ) {
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f1ap_ue_context_setup_req->rrc_container = malloc(ieRRC->value.choice.RRCContainer.size);
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memcpy(f1ap_ue_context_setup_req->rrc_container,
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ieRRC->value.choice.RRCContainer.buf, ieRRC->value.choice.RRCContainer.size);
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f1ap_ue_context_setup_req->rrc_container_length = ieRRC->value.choice.RRCContainer.size;
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// AssertFatal(0, "check configuration, send to appropriate handler\n");
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} else {
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LOG_E(F1AP, " RRCContainer in UEContextSetupRequestIEs size id 0\n");
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}
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} else {
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LOG_W(F1AP, "can't find RRCContainer in UEContextSetupRequestIEs by id %ld \n", F1AP_ProtocolIE_ID_id_RRCContainer);
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}
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if (RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU)
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itti_send_msg_to_task(TASK_RRC_GNB, instance, msg_p);
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else
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// in 4G, race conditon is to fix
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DU_send_UE_CONTEXT_SETUP_RESPONSE(instance, f1ap_ue_context_setup_req);
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return 0;
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}
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int DU_send_UE_CONTEXT_SETUP_RESPONSE(instance_t instance, f1ap_ue_context_setup_t *resp) {
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F1AP_F1AP_PDU_t pdu= {0};
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F1AP_UEContextSetupResponse_t *out;
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uint8_t *buffer=NULL;
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uint32_t len=0;
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/* Create */
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/* 0. Message Type */
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pdu.present = F1AP_F1AP_PDU_PR_successfulOutcome;
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asn1cCalloc(pdu.choice.successfulOutcome, tmp);
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tmp->procedureCode = F1AP_ProcedureCode_id_UEContextSetup;
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tmp->criticality = F1AP_Criticality_reject;
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tmp->value.present = F1AP_SuccessfulOutcome__value_PR_UEContextSetupResponse;
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out = &tmp->value.choice.UEContextSetupResponse;
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/* mandatory */
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/* c1. GNB_CU_UE_F1AP_ID */
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asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie1);
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ie1->id = F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
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ie1->criticality = F1AP_Criticality_reject;
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ie1->value.present = F1AP_UEContextSetupResponseIEs__value_PR_GNB_CU_UE_F1AP_ID;
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ie1->value.choice.GNB_CU_UE_F1AP_ID = resp->gNB_CU_ue_id;
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/* mandatory */
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/* c2. GNB_DU_UE_F1AP_ID */
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asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie2);
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ie2->id = F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
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ie2->criticality = F1AP_Criticality_reject;
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ie2->value.present = F1AP_UEContextSetupResponseIEs__value_PR_GNB_DU_UE_F1AP_ID;
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ie2->value.choice.GNB_DU_UE_F1AP_ID = f1ap_get_du_ue_f1ap_id(DUtype, instance, resp->rnti);
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/* mandatory */
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/* c3. DUtoCURRCInformation */
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if(resp->du_to_cu_rrc_information){
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asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie3);
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ie3->id = F1AP_ProtocolIE_ID_id_DUtoCURRCInformation;
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ie3->criticality = F1AP_Criticality_reject;
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ie3->value.present = F1AP_UEContextSetupResponseIEs__value_PR_DUtoCURRCInformation;
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if(resp->du_to_cu_rrc_information->cellGroupConfig!=NULL){
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/* cellGroupConfig */
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OCTET_STRING_fromBuf(&ie3->value.choice.DUtoCURRCInformation.cellGroupConfig, (const char *)resp->du_to_cu_rrc_information->cellGroupConfig,
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resp->du_to_cu_rrc_information->cellGroupConfig_length);
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}
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/* OPTIONAL */
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/* measGapConfig */
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if (resp->du_to_cu_rrc_information->measGapConfig!=NULL) {
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OCTET_STRING_fromBuf(ie3->value.choice.DUtoCURRCInformation.measGapConfig, (const char *)resp->du_to_cu_rrc_information->measGapConfig,
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resp->du_to_cu_rrc_information->measGapConfig_length);
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}
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/* OPTIONAL */
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/* requestedP_MaxFR1 */
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if (resp->du_to_cu_rrc_information->requestedP_MaxFR1!=NULL) {
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OCTET_STRING_fromBuf(ie3->value.choice.DUtoCURRCInformation.requestedP_MaxFR1, (const char *)resp->du_to_cu_rrc_information->requestedP_MaxFR1,
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resp->du_to_cu_rrc_information->requestedP_MaxFR1_length);
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}
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}
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/* optional */
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/* c4. C_RNTI */
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if (0) {
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asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie4);
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ie4->id = F1AP_ProtocolIE_ID_id_C_RNTI;
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ie4->criticality = F1AP_Criticality_ignore;
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ie4->value.present = F1AP_UEContextSetupResponseIEs__value_PR_C_RNTI;
|
|
//C_RNTI_TO_BIT_STRING(rntiP, &ie->value.choice.C_RNTI);
|
|
ie4->value.choice.C_RNTI=resp->rnti;
|
|
LOG_E(F1AP,"RNTI to code!\n");
|
|
}
|
|
|
|
/* optional */
|
|
/* c5. ResourceCoordinationTransferContainer */
|
|
if (0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie5);
|
|
ie5->id = F1AP_ProtocolIE_ID_id_ResourceCoordinationTransferContainer;
|
|
ie5->criticality = F1AP_Criticality_ignore;
|
|
ie5->value.present = F1AP_UEContextSetupResponseIEs__value_PR_ResourceCoordinationTransferContainer;
|
|
OCTET_STRING_fromBuf(&ie5->value.choice.ResourceCoordinationTransferContainer, "asdsa",
|
|
strlen("asdsa"));
|
|
}
|
|
|
|
/* optional */
|
|
/* c6. FullConfiguration */
|
|
if (0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie6);
|
|
ie6->id = F1AP_ProtocolIE_ID_id_FullConfiguration;
|
|
ie6->criticality = F1AP_Criticality_ignore;
|
|
ie6->value.present = F1AP_UEContextSetupResponseIEs__value_PR_FullConfiguration;
|
|
ie6->value.choice.FullConfiguration = F1AP_FullConfiguration_full; //enum
|
|
}
|
|
|
|
/* mandatory */
|
|
/* c7. DRBs_Setup_List */
|
|
if(resp->drbs_to_be_setup_length > 0){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie7);
|
|
ie7->id = F1AP_ProtocolIE_ID_id_DRBs_Setup_List;
|
|
ie7->criticality = F1AP_Criticality_ignore;
|
|
ie7->value.present = F1AP_UEContextSetupResponseIEs__value_PR_DRBs_Setup_List;
|
|
for (int i=0; i< resp->drbs_to_be_setup_length; i++) {
|
|
//
|
|
asn1cSequenceAdd(ie7->value.choice.DRBs_Setup_List.list,
|
|
F1AP_DRBs_Setup_ItemIEs_t, drbs_setup_item_ies);
|
|
drbs_setup_item_ies->id = F1AP_ProtocolIE_ID_id_DRBs_Setup_Item;
|
|
drbs_setup_item_ies->criticality = F1AP_Criticality_ignore;
|
|
drbs_setup_item_ies->value.present = F1AP_DRBs_Setup_ItemIEs__value_PR_DRBs_Setup_Item;
|
|
/* 7.1 DRBs_Setup_Item */
|
|
/* ADD */
|
|
F1AP_DRBs_Setup_Item_t *drbs_setup_item=&drbs_setup_item_ies->value.choice.DRBs_Setup_Item;
|
|
/* dRBID */
|
|
drbs_setup_item->dRBID = resp->drbs_to_be_setup[i].drb_id;
|
|
|
|
/* OPTIONAL */
|
|
/* lCID */
|
|
//drbs_setup_item.lCID = (F1AP_LCID_t *)calloc(1, sizeof(F1AP_LCID_t));
|
|
//drbs_setup_item.lCID = 1L;
|
|
|
|
for (int j=0; j<resp->drbs_to_be_setup[i].up_dl_tnl_length; j++) {
|
|
/* ADD */
|
|
asn1cSequenceAdd(drbs_setup_item->dLUPTNLInformation_ToBeSetup_List.list,
|
|
F1AP_DLUPTNLInformation_ToBeSetup_Item_t, dLUPTNLInformation_ToBeSetup_Item);
|
|
dLUPTNLInformation_ToBeSetup_Item->dLUPTNLInformation.present = F1AP_UPTransportLayerInformation_PR_gTPTunnel;
|
|
/* gTPTunnel */
|
|
asn1cCalloc(dLUPTNLInformation_ToBeSetup_Item->dLUPTNLInformation.choice.gTPTunnel,gTPTunnel);
|
|
/* transportLayerAddress */
|
|
struct sockaddr_in addr= {0};
|
|
inet_pton(AF_INET, getCxt(false,instance)->setupReq.DU_f1_ip_address.ipv4_address,
|
|
&addr.sin_addr.s_addr);
|
|
TRANSPORT_LAYER_ADDRESS_IPv4_TO_BIT_STRING(addr.sin_addr.s_addr,
|
|
&gTPTunnel->transportLayerAddress);
|
|
/* gTP_TEID */
|
|
INT32_TO_OCTET_STRING(resp->drbs_to_be_setup[i].up_dl_tnl[j].teid, &gTPTunnel->gTP_TEID);
|
|
} // for j
|
|
} // for i
|
|
|
|
}
|
|
|
|
/* mandatory */
|
|
/* c8. SRBs_FailedToBeSetup_List */
|
|
if(0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie8);
|
|
ie8->id = F1AP_ProtocolIE_ID_id_SRBs_FailedToBeSetup_List;
|
|
ie8->criticality = F1AP_Criticality_ignore;
|
|
ie8->value.present = F1AP_UEContextSetupResponseIEs__value_PR_SRBs_FailedToBeSetup_List;
|
|
|
|
for (int i=0; i<1; i++) {
|
|
//
|
|
asn1cSequenceAdd(ie8->value.choice.SRBs_FailedToBeSetup_List.list,
|
|
F1AP_SRBs_FailedToBeSetup_ItemIEs_t, srbs_failedToBeSetup_item_ies);
|
|
srbs_failedToBeSetup_item_ies->id = F1AP_ProtocolIE_ID_id_SRBs_FailedToBeSetup_Item;
|
|
srbs_failedToBeSetup_item_ies->criticality = F1AP_Criticality_ignore;
|
|
srbs_failedToBeSetup_item_ies->value.present = F1AP_SRBs_FailedToBeSetup_ItemIEs__value_PR_SRBs_FailedToBeSetup_Item;
|
|
/* 8.1 SRBs_Setup_Item */
|
|
F1AP_SRBs_FailedToBeSetup_Item_t *srbs_failedToBeSetup_item=
|
|
&srbs_failedToBeSetup_item_ies->value.choice.SRBs_FailedToBeSetup_Item;
|
|
/* sRBID */
|
|
srbs_failedToBeSetup_item->sRBID = 13L;
|
|
/* cause */
|
|
asn1cCalloc(srbs_failedToBeSetup_item->cause, tmp);
|
|
// dummy value
|
|
tmp->present = F1AP_Cause_PR_radioNetwork;
|
|
|
|
switch(tmp->present) {
|
|
case F1AP_Cause_PR_radioNetwork:
|
|
tmp->choice.radioNetwork = F1AP_CauseRadioNetwork_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_transport:
|
|
tmp->choice.transport = F1AP_CauseTransport_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_protocol:
|
|
tmp->choice.protocol = F1AP_CauseProtocol_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_misc:
|
|
tmp->choice.misc = F1AP_CauseMisc_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_NOTHING:
|
|
default:
|
|
break;
|
|
} // switch
|
|
} // for i
|
|
}
|
|
|
|
/* */
|
|
/* c9. DRBs_FailedToBeSetup_List */
|
|
if(0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie9);
|
|
ie9->id = F1AP_ProtocolIE_ID_id_DRBs_FailedToBeSetup_List;
|
|
ie9->criticality = F1AP_Criticality_ignore;
|
|
ie9->value.present = F1AP_UEContextSetupResponseIEs__value_PR_DRBs_FailedToBeSetup_List;
|
|
|
|
for (int i=0; i<1; i++) {
|
|
asn1cSequenceAdd(ie9->value.choice.DRBs_FailedToBeSetup_List.list,
|
|
F1AP_DRBs_FailedToBeSetup_ItemIEs_t, drbs_failedToBeSetup_item_ies);
|
|
drbs_failedToBeSetup_item_ies->id = F1AP_ProtocolIE_ID_id_DRBs_FailedToBeSetup_Item;
|
|
drbs_failedToBeSetup_item_ies->criticality = F1AP_Criticality_ignore;
|
|
drbs_failedToBeSetup_item_ies->value.present = F1AP_DRBs_FailedToBeSetup_ItemIEs__value_PR_DRBs_FailedToBeSetup_Item;
|
|
/* 9.1 DRBs_Setup_Item */
|
|
/* ADD */
|
|
F1AP_DRBs_FailedToBeSetup_Item_t *drbs_failedToBeSetup_item=
|
|
&drbs_failedToBeSetup_item_ies->value.choice.DRBs_FailedToBeSetup_Item;
|
|
/* dRBID */
|
|
drbs_failedToBeSetup_item->dRBID = 14;
|
|
/* cause */
|
|
asn1cCalloc(drbs_failedToBeSetup_item->cause,tmp);
|
|
// dummy value
|
|
tmp->present = F1AP_Cause_PR_radioNetwork;
|
|
|
|
switch(tmp->present) {
|
|
case F1AP_Cause_PR_radioNetwork:
|
|
tmp->choice.radioNetwork = F1AP_CauseRadioNetwork_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_transport:
|
|
tmp->choice.transport = F1AP_CauseTransport_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_protocol:
|
|
tmp->choice.protocol = F1AP_CauseProtocol_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_misc:
|
|
tmp->choice.misc = F1AP_CauseMisc_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_NOTHING:
|
|
default:
|
|
break;
|
|
} // switch
|
|
} // for i
|
|
}
|
|
|
|
// /* */
|
|
/* c10. SCell_FailedtoSetup_List */
|
|
if(0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie10);
|
|
ie10->id = F1AP_ProtocolIE_ID_id_SCell_FailedtoSetup_List;
|
|
ie10->criticality = F1AP_Criticality_ignore;
|
|
ie10->value.present = F1AP_UEContextSetupResponseIEs__value_PR_SCell_FailedtoSetup_List;
|
|
|
|
for (int i=0; i<1; i++) {
|
|
asn1cSequenceAdd(ie10->value.choice.SCell_FailedtoSetup_List.list,
|
|
F1AP_SCell_FailedtoSetup_ItemIEs_t, sCell_FailedtoSetup_item_ies);
|
|
sCell_FailedtoSetup_item_ies->id = F1AP_ProtocolIE_ID_id_SCell_FailedtoSetup_Item;
|
|
sCell_FailedtoSetup_item_ies->criticality = F1AP_Criticality_ignore;
|
|
sCell_FailedtoSetup_item_ies->value.present = F1AP_SCell_FailedtoSetup_ItemIEs__value_PR_SCell_FailedtoSetup_Item;
|
|
/* 10.1 DRBs_Setup_Item */
|
|
F1AP_SCell_FailedtoSetup_Item_t *sCell_FailedtoSetup_item=
|
|
&sCell_FailedtoSetup_item_ies->value.choice.SCell_FailedtoSetup_Item;
|
|
/* sCell_ID */
|
|
addnRCGI(sCell_FailedtoSetup_item->sCell_ID,f1ap_req(false, instance)->cell+i);
|
|
/* cause */
|
|
asn1cCalloc(sCell_FailedtoSetup_item->cause, tmp);
|
|
// dummy value
|
|
tmp->present = F1AP_Cause_PR_radioNetwork;
|
|
|
|
switch(tmp->present) {
|
|
case F1AP_Cause_PR_radioNetwork:
|
|
tmp->choice.radioNetwork = F1AP_CauseRadioNetwork_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_transport:
|
|
tmp->choice.transport = F1AP_CauseTransport_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_protocol:
|
|
tmp->choice.protocol = F1AP_CauseProtocol_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_misc:
|
|
tmp->choice.misc = F1AP_CauseMisc_unspecified;
|
|
break;
|
|
|
|
case F1AP_Cause_PR_NOTHING:
|
|
default:
|
|
break;
|
|
} // switch
|
|
} // for i
|
|
}
|
|
|
|
/* mandatory */
|
|
/* c11. SRBs_Setup_List */
|
|
if(resp->srbs_to_be_setup_length > 0){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie11);
|
|
ie11->id = F1AP_ProtocolIE_ID_id_SRBs_Setup_List;
|
|
ie11->criticality = F1AP_Criticality_ignore;
|
|
ie11->value.present = F1AP_UEContextSetupResponseIEs__value_PR_SRBs_Setup_List;
|
|
|
|
for (int i=0; i< resp->srbs_to_be_setup_length; i++) {//
|
|
asn1cSequenceAdd(ie11->value.choice.SRBs_Setup_List.list,
|
|
F1AP_SRBs_Setup_ItemIEs_t, srbs_setup_item_ies);
|
|
srbs_setup_item_ies->id = F1AP_ProtocolIE_ID_id_SRBs_Setup_Item;
|
|
srbs_setup_item_ies->criticality = F1AP_Criticality_ignore;
|
|
srbs_setup_item_ies->value.present = F1AP_SRBs_Setup_ItemIEs__value_PR_SRBs_Setup_Item;
|
|
/* 11.1 SRBs_Setup_Item */
|
|
/* ADD */
|
|
F1AP_SRBs_Setup_Item_t *srbs_setup_item=&srbs_setup_item_ies->value.choice.SRBs_Setup_Item;
|
|
/* sRBID */
|
|
srbs_setup_item->sRBID = resp->srbs_to_be_setup[i].srb_id;
|
|
}
|
|
}
|
|
|
|
/* Optional */
|
|
/* c12. InactivityMonitoringResponse */
|
|
if (0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie11);
|
|
ie11->id = F1AP_ProtocolIE_ID_id_InactivityMonitoringResponse;
|
|
ie11->criticality = F1AP_Criticality_ignore;
|
|
ie11->value.present = F1AP_UEContextSetupResponseIEs__value_PR_InactivityMonitoringResponse;
|
|
ie11->value.choice.InactivityMonitoringResponse = F1AP_InactivityMonitoringResponse_not_supported;
|
|
}
|
|
|
|
/* Optional */
|
|
/* c13. CriticalityDiagnostics */
|
|
if (0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextSetupResponseIEs_t, ie12);
|
|
ie12->id = F1AP_ProtocolIE_ID_id_CriticalityDiagnostics;
|
|
ie12->criticality = F1AP_Criticality_ignore;
|
|
ie12->value.present = F1AP_UEContextSetupResponseIEs__value_PR_CriticalityDiagnostics;
|
|
asn1cCallocOne(ie12->value.choice.CriticalityDiagnostics.procedureCode,
|
|
F1AP_ProcedureCode_id_UEContextSetup);
|
|
asn1cCallocOne(ie12->value.choice.CriticalityDiagnostics.triggeringMessage,
|
|
F1AP_TriggeringMessage_initiating_message);
|
|
asn1cCallocOne(ie12->value.choice.CriticalityDiagnostics.procedureCriticality,
|
|
F1AP_Criticality_reject);
|
|
asn1cCallocOne(ie12->value.choice.CriticalityDiagnostics.transactionID,
|
|
0);
|
|
}
|
|
|
|
/* encode */
|
|
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
|
|
LOG_E(F1AP, "Failed to encode F1 UE CONTEXT SETUP RESPONSE\n");
|
|
return -1;
|
|
}
|
|
|
|
f1ap_itti_send_sctp_data_req(false, instance,
|
|
buffer,
|
|
len,
|
|
getCxt(false, instance)->default_sctp_stream_id);
|
|
return 0;
|
|
}
|
|
|
|
int DU_send_UE_CONTEXT_SETUP_FAILURE(instance_t instance) {
|
|
AssertFatal(1==0,"Not implemented yet\n");
|
|
}
|
|
int DU_send_UE_CONTEXT_RELEASE_REQUEST(instance_t instance,
|
|
f1ap_ue_context_release_req_t *req) {
|
|
F1AP_F1AP_PDU_t pdu;
|
|
F1AP_UEContextReleaseRequest_t *out;
|
|
uint8_t *buffer=NULL;
|
|
uint32_t len=0;
|
|
/* Create */
|
|
/* 0. Message Type */
|
|
pdu.present = F1AP_F1AP_PDU_PR_initiatingMessage;
|
|
asn1cCalloc(pdu.choice.initiatingMessage, tmp);
|
|
tmp->procedureCode = F1AP_ProcedureCode_id_UEContextReleaseRequest;
|
|
tmp->criticality = F1AP_Criticality_reject;
|
|
tmp->value.present = F1AP_InitiatingMessage__value_PR_UEContextReleaseRequest;
|
|
out = &tmp->value.choice.UEContextReleaseRequest;
|
|
/* mandatory */
|
|
/* c1. GNB_CU_UE_F1AP_ID */
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextReleaseRequestIEs_t, ie1);
|
|
ie1->id = F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
|
|
ie1->criticality = F1AP_Criticality_reject;
|
|
ie1->value.present = F1AP_UEContextReleaseRequestIEs__value_PR_GNB_CU_UE_F1AP_ID;
|
|
ie1->value.choice.GNB_CU_UE_F1AP_ID = f1ap_get_cu_ue_f1ap_id(DUtype, instance, req->rnti);
|
|
/* mandatory */
|
|
/* c2. GNB_DU_UE_F1AP_ID */
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextReleaseRequestIEs_t, ie2);
|
|
ie2->id = F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
|
|
ie2->criticality = F1AP_Criticality_reject;
|
|
ie2->value.present = F1AP_UEContextReleaseRequestIEs__value_PR_GNB_DU_UE_F1AP_ID;
|
|
ie2->value.choice.GNB_DU_UE_F1AP_ID = f1ap_get_du_ue_f1ap_id(DUtype, instance, req->rnti);
|
|
/* mandatory */
|
|
/* c3. Cause */
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextReleaseRequestIEs_t, ie3);
|
|
ie3->id = F1AP_ProtocolIE_ID_id_Cause;
|
|
ie3->criticality = F1AP_Criticality_ignore;
|
|
ie3->value.present = F1AP_UEContextReleaseRequestIEs__value_PR_Cause;
|
|
|
|
switch (req->cause) {
|
|
case F1AP_CAUSE_RADIO_NETWORK:
|
|
ie3->value.choice.Cause.present = F1AP_Cause_PR_radioNetwork;
|
|
ie3->value.choice.Cause.choice.radioNetwork = req->cause_value;
|
|
break;
|
|
|
|
case F1AP_CAUSE_TRANSPORT:
|
|
ie3->value.choice.Cause.present = F1AP_Cause_PR_transport;
|
|
ie3->value.choice.Cause.choice.transport = req->cause_value;
|
|
break;
|
|
|
|
case F1AP_CAUSE_PROTOCOL:
|
|
ie3->value.choice.Cause.present = F1AP_Cause_PR_protocol;
|
|
ie3->value.choice.Cause.choice.protocol = req->cause_value;
|
|
break;
|
|
|
|
case F1AP_CAUSE_MISC:
|
|
ie3->value.choice.Cause.present = F1AP_Cause_PR_misc;
|
|
ie3->value.choice.Cause.choice.misc = req->cause_value;
|
|
break;
|
|
|
|
case F1AP_CAUSE_NOTHING:
|
|
default:
|
|
ie3->value.choice.Cause.present = F1AP_Cause_PR_NOTHING;
|
|
break;
|
|
}
|
|
|
|
/* encode */
|
|
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
|
|
LOG_E(F1AP, "Failed to encode F1 context release request\n");
|
|
return -1;
|
|
}
|
|
|
|
f1ap_itti_send_sctp_data_req(false, instance,
|
|
buffer,
|
|
len,
|
|
getCxt(false, instance)->default_sctp_stream_id);
|
|
return 0;
|
|
}
|
|
/*int DU_handle_UE_CONTEXT_RELEASE_COMMAND(instance_t instance,
|
|
uint32_t assoc_id,
|
|
uint32_t stream,
|
|
F1AP_F1AP_PDU_t *pdu) {
|
|
F1AP_UEContextReleaseCommand_t *container;
|
|
F1AP_UEContextReleaseCommandIEs_t *ie;
|
|
protocol_ctxt_t ctxt;
|
|
DevAssert(pdu);
|
|
container = &pdu->choice.initiatingMessage->value.choice.UEContextReleaseCommand;
|
|
// GNB_CU_UE_F1AP_ID
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextReleaseCommandIEs_t, ie, container,
|
|
F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID, true);
|
|
ctxt.rnti = f1ap_get_rnti_by_cu_id(DUtype, instance, ie->value.choice.GNB_CU_UE_F1AP_ID);
|
|
ctxt.instance = instance;
|
|
ctxt.module_id = instance;
|
|
ctxt.enb_flag = 1;
|
|
// GNB_DU_UE_F1AP_ID
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextReleaseCommandIEs_t, ie, container,
|
|
F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID, true);
|
|
const rnti_t rnti = f1ap_get_rnti_by_du_id(DUtype, instance,
|
|
ie->value.choice.GNB_DU_UE_F1AP_ID);
|
|
AssertFatal(ctxt.rnti == rnti,
|
|
"RNTI obtained through DU ID (%x) is different from CU ID (%x)\n",
|
|
rnti, ctxt.rnti);
|
|
int UE_out_of_sync = 0;
|
|
if (RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU) {
|
|
UE_iterator(RC.nrmac[instance]->UE_info.list, UE) {
|
|
if (UE->rnti == rnti) {
|
|
UE_out_of_sync = 0;
|
|
break;
|
|
}
|
|
}
|
|
if (!UE)
|
|
LOG_E(F1AP,"Not found rnti: %x\n", rnti);
|
|
} else {
|
|
for (int n = 0; n < MAX_MOBILES_PER_ENB; ++n) {
|
|
if (RC.mac[instance]->UE_info.active[n] == TRUE
|
|
&& rnti == UE_RNTI(instance, n)) {
|
|
UE_out_of_sync = RC.mac[instance]->UE_info.UE_sched_ctrl[n].ul_out_of_sync;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// We don't need the Cause
|
|
// Optional RRC Container: if present, send to UE
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextReleaseCommandIEs_t, ie, container,
|
|
F1AP_ProtocolIE_ID_id_RRCContainer, false);
|
|
|
|
if (ie && !UE_out_of_sync) {
|
|
// RRC message and UE is reachable, send message
|
|
const sdu_size_t sdu_len = ie->value.choice.RRCContainer.size;
|
|
mem_block_t *pdu_p = NULL;
|
|
pdu_p = get_free_mem_block(sdu_len, __func__);
|
|
memcpy(&pdu_p->data[0], ie->value.choice.RRCContainer.buf, sdu_len);
|
|
rlc_op_status_t rlc_status = rlc_data_req(&ctxt
|
|
, 1
|
|
, MBMS_FLAG_NO
|
|
, 1 // SRB 1 correct?
|
|
, 0
|
|
, 0
|
|
, sdu_len
|
|
, pdu_p
|
|
,NULL
|
|
,NULL
|
|
);
|
|
|
|
switch (rlc_status) {
|
|
case RLC_OP_STATUS_OK:
|
|
break;
|
|
|
|
case RLC_OP_STATUS_BAD_PARAMETER:
|
|
LOG_W(F1AP, "Data sending request over RLC failed with 'Bad Parameter' reason!\n");
|
|
break;
|
|
|
|
case RLC_OP_STATUS_INTERNAL_ERROR:
|
|
LOG_W(F1AP, "Data sending request over RLC failed with 'Internal Error' reason!\n");
|
|
break;
|
|
|
|
case RLC_OP_STATUS_OUT_OF_RESSOURCES:
|
|
LOG_W(F1AP, "Data sending request over RLC failed with 'Out of Resources' reason!\n");
|
|
break;
|
|
|
|
default:
|
|
LOG_W(F1AP, "RLC returned an unknown status code after F1AP placed "
|
|
"the order to send some data (Status Code:%d)\n", rlc_status);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU) {
|
|
// struct rrc_gNB_ue_context_s *ue_context_p;
|
|
f1ap_ue_context_release_cplt_t cplt;
|
|
cplt.rnti = ctxt.rnti;
|
|
DU_send_UE_CONTEXT_RELEASE_COMPLETE(instance, &cplt);
|
|
return 0;
|
|
} else {
|
|
struct rrc_eNB_ue_context_s *ue_context_p;
|
|
ue_context_p = rrc_eNB_get_ue_context(RC.rrc[ctxt.instance], ctxt.rnti);
|
|
|
|
if (ue_context_p && !UE_out_of_sync) {
|
|
// UE exists and is in sync so we start a timer before releasing the
|
|
// connection
|
|
pthread_mutex_lock(&rrc_release_freelist);
|
|
|
|
for (uint16_t release_num = 0; release_num < NUMBER_OF_UE_MAX; release_num++) {
|
|
if (rrc_release_info.RRC_release_ctrl[release_num].flag == 0) {
|
|
if (ue_context_p->ue_context.ue_release_timer_s1 > 0)
|
|
rrc_release_info.RRC_release_ctrl[release_num].flag = 1;
|
|
else
|
|
rrc_release_info.RRC_release_ctrl[release_num].flag = 2;
|
|
|
|
rrc_release_info.RRC_release_ctrl[release_num].rnti = ctxt.rnti;
|
|
LOG_D(F1AP, "add rrc_release_info RNTI %x\n", ctxt.rnti);
|
|
// TODO: how to provide the correct MUI?
|
|
rrc_release_info.RRC_release_ctrl[release_num].rrc_eNB_mui = 0;
|
|
rrc_release_info.num_UEs++;
|
|
LOG_D(RRC,"Generate DLSCH Release send: index %d rnti %x mui %d flag %d \n",release_num,
|
|
ctxt.rnti, 0, rrc_release_info.RRC_release_ctrl[release_num].flag);
|
|
break;
|
|
}
|
|
}
|
|
|
|
pthread_mutex_unlock(&rrc_release_freelist);
|
|
ue_context_p->ue_context.ue_release_timer_s1 = 0;
|
|
} else if (ue_context_p && UE_out_of_sync) {
|
|
// UE exists and is out of sync, drop the connection
|
|
mac_eNB_rrc_ul_failure(instance, 0, 0, 0, rnti);
|
|
} else {
|
|
LOG_E(F1AP, "no ue_context for RNTI %x, acknowledging release\n", rnti);
|
|
}
|
|
|
|
// TODO send this once the connection has really been released
|
|
f1ap_ue_context_release_cplt_t cplt;
|
|
cplt.rnti = ctxt.rnti;
|
|
DU_send_UE_CONTEXT_RELEASE_COMPLETE(instance, &cplt);
|
|
return 0;
|
|
}
|
|
}*/
|
|
|
|
|
|
int DU_handle_UE_CONTEXT_RELEASE_COMMAND(instance_t instance,
|
|
uint32_t assoc_id,
|
|
uint32_t stream,
|
|
F1AP_F1AP_PDU_t *pdu) {
|
|
F1AP_UEContextReleaseCommand_t *container;
|
|
F1AP_UEContextReleaseCommandIEs_t *ie;
|
|
protocol_ctxt_t ctxt;
|
|
|
|
/* ITTI message to NR-RRC for the case of gNB-DU */
|
|
MessageDef *msg_p; // message to NR-RRC
|
|
msg_p = itti_alloc_new_message(TASK_DU_F1, 0, F1AP_UE_CONTEXT_RELEASE_CMD);
|
|
f1ap_ue_context_release_req_t *f1ap_ue_context_release_cmd = &F1AP_UE_CONTEXT_RELEASE_CMD(msg_p);
|
|
|
|
|
|
DevAssert(pdu);
|
|
container = &pdu->choice.initiatingMessage->value.choice.UEContextReleaseCommand;
|
|
// GNB_CU_UE_F1AP_ID
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextReleaseCommandIEs_t, ie, container,
|
|
F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID, true);
|
|
if(RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU){
|
|
f1ap_ue_context_release_cmd->rnti = f1ap_get_rnti_by_cu_id(DUtype, instance, ie->value.choice.GNB_CU_UE_F1AP_ID);
|
|
}
|
|
else{
|
|
ctxt.rnti = f1ap_get_rnti_by_cu_id(DUtype, instance, ie->value.choice.GNB_CU_UE_F1AP_ID);
|
|
ctxt.instance = instance;
|
|
ctxt.module_id = instance;
|
|
ctxt.enb_flag = 1;
|
|
}
|
|
// GNB_DU_UE_F1AP_ID
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextReleaseCommandIEs_t, ie, container,
|
|
F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID, true);
|
|
const rnti_t rnti = f1ap_get_rnti_by_du_id(DUtype, instance,
|
|
ie->value.choice.GNB_DU_UE_F1AP_ID);
|
|
if(RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU){
|
|
AssertFatal(f1ap_ue_context_release_cmd->rnti == rnti,
|
|
"RNTI obtained through DU ID (%x) is different from CU ID (%x)\n",
|
|
rnti, f1ap_ue_context_release_cmd->rnti);
|
|
}
|
|
else{
|
|
AssertFatal(ctxt.rnti == rnti,
|
|
"RNTI obtained through DU ID (%x) is different from CU ID (%x)\n",
|
|
rnti, ctxt.rnti);
|
|
}
|
|
int UE_out_of_sync = 0;
|
|
|
|
if(RC.rrc && RC.rrc[instance]->node_type == ngran_eNB_DU){
|
|
for (int n = 0; n < MAX_MOBILES_PER_ENB; ++n) {
|
|
if (RC.mac[instance]->UE_info.active[n] == TRUE
|
|
&& rnti == UE_RNTI(instance, n)) {
|
|
UE_out_of_sync = RC.mac[instance]->UE_info.UE_sched_ctrl[n].ul_out_of_sync;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// We don't need the Cause
|
|
// Optional RRC Container: if present, send to UE
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextReleaseCommandIEs_t, ie, container,
|
|
F1AP_ProtocolIE_ID_id_RRCContainer, false);
|
|
|
|
if (ie && !UE_out_of_sync && RC.rrc && RC.rrc[instance]->node_type == ngran_eNB_DU) {
|
|
// RRC message and UE is reachable, send message
|
|
const sdu_size_t sdu_len = ie->value.choice.RRCContainer.size;
|
|
mem_block_t *pdu_p = NULL;
|
|
pdu_p = get_free_mem_block(sdu_len, __func__);
|
|
memcpy(&pdu_p->data[0], ie->value.choice.RRCContainer.buf, sdu_len);
|
|
rlc_op_status_t rlc_status = rlc_data_req(&ctxt
|
|
, 1
|
|
, MBMS_FLAG_NO
|
|
, 1 // SRB 1 correct?
|
|
, 0
|
|
, 0
|
|
, sdu_len
|
|
, pdu_p
|
|
,NULL
|
|
,NULL
|
|
);
|
|
|
|
switch (rlc_status) {
|
|
case RLC_OP_STATUS_OK:
|
|
break;
|
|
|
|
case RLC_OP_STATUS_BAD_PARAMETER:
|
|
LOG_W(F1AP, "Data sending request over RLC failed with 'Bad Parameter' reason!\n");
|
|
break;
|
|
|
|
case RLC_OP_STATUS_INTERNAL_ERROR:
|
|
LOG_W(F1AP, "Data sending request over RLC failed with 'Internal Error' reason!\n");
|
|
break;
|
|
|
|
case RLC_OP_STATUS_OUT_OF_RESSOURCES:
|
|
LOG_W(F1AP, "Data sending request over RLC failed with 'Out of Resources' reason!\n");
|
|
break;
|
|
|
|
default:
|
|
LOG_W(F1AP, "RLC returned an unknown status code after F1AP placed "
|
|
"the order to send some data (Status Code:%d)\n", rlc_status);
|
|
break;
|
|
}
|
|
}
|
|
else if(ie && RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU) {
|
|
f1ap_ue_context_release_cmd->rrc_container = malloc(ie->value.choice.RRCContainer.size);
|
|
memcpy(f1ap_ue_context_release_cmd->rrc_container,
|
|
ie->value.choice.RRCContainer.buf, ie->value.choice.RRCContainer.size);
|
|
}
|
|
|
|
if (RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU) {
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextReleaseCommandIEs_t, ie, container,
|
|
F1AP_ProtocolIE_ID_id_Cause, true);
|
|
switch (ie->value.choice.Cause.present){
|
|
case F1AP_Cause_PR_radioNetwork:
|
|
LOG_W (F1AP, "UE context release command cause is due to radioNetwork with specific code: %ld\n",ie->value.choice.Cause.choice.radioNetwork);
|
|
f1ap_ue_context_release_cmd->cause = F1AP_CAUSE_RADIO_NETWORK;
|
|
break;
|
|
case F1AP_Cause_PR_transport:
|
|
LOG_W (F1AP, "UE context release command cause is due to transport with specific code: %ld\n",ie->value.choice.Cause.choice.transport);
|
|
f1ap_ue_context_release_cmd->cause = F1AP_CAUSE_TRANSPORT;
|
|
break;
|
|
case F1AP_Cause_PR_protocol:
|
|
LOG_W (F1AP, "UE context release command cause is due to protocol with specific code: %ld\n",ie->value.choice.Cause.choice.protocol);
|
|
f1ap_ue_context_release_cmd->cause = F1AP_CAUSE_PROTOCOL;
|
|
break;
|
|
case F1AP_Cause_PR_misc:
|
|
LOG_W (F1AP, "UE context release command cause is misc with specific code: %ld \n",ie->value.choice.Cause.choice.misc);
|
|
f1ap_ue_context_release_cmd->cause = F1AP_CAUSE_MISC;
|
|
break;
|
|
default:
|
|
LOG_W(F1AP, "Unknown cause for UE context release command\n");
|
|
break;
|
|
|
|
}
|
|
itti_send_msg_to_task(TASK_RRC_GNB, instance, msg_p);
|
|
return 0;
|
|
} else {
|
|
struct rrc_eNB_ue_context_s *ue_context_p;
|
|
ue_context_p = rrc_eNB_get_ue_context(RC.rrc[ctxt.instance], ctxt.rnti);
|
|
|
|
if (ue_context_p && !UE_out_of_sync) {
|
|
// UE exists and is in sync so we start a timer before releasing the
|
|
// connection
|
|
pthread_mutex_lock(&rrc_release_freelist);
|
|
|
|
for (uint16_t release_num = 0; release_num < NUMBER_OF_UE_MAX; release_num++) {
|
|
if (rrc_release_info.RRC_release_ctrl[release_num].flag == 0) {
|
|
if (ue_context_p->ue_context.ue_release_timer_s1 > 0)
|
|
rrc_release_info.RRC_release_ctrl[release_num].flag = 1;
|
|
else
|
|
rrc_release_info.RRC_release_ctrl[release_num].flag = 2;
|
|
|
|
rrc_release_info.RRC_release_ctrl[release_num].rnti = ctxt.rnti;
|
|
LOG_D(F1AP, "add rrc_release_info RNTI %x\n", ctxt.rnti);
|
|
// TODO: how to provide the correct MUI?
|
|
rrc_release_info.RRC_release_ctrl[release_num].rrc_eNB_mui = 0;
|
|
rrc_release_info.num_UEs++;
|
|
LOG_D(RRC,"Generate DLSCH Release send: index %d rnti %x mui %d flag %d \n",release_num,
|
|
ctxt.rnti, 0, rrc_release_info.RRC_release_ctrl[release_num].flag);
|
|
break;
|
|
}
|
|
}
|
|
|
|
pthread_mutex_unlock(&rrc_release_freelist);
|
|
ue_context_p->ue_context.ue_release_timer_s1 = 0;
|
|
} else if (ue_context_p && UE_out_of_sync) {
|
|
// UE exists and is out of sync, drop the connection
|
|
mac_eNB_rrc_ul_failure(instance, 0, 0, 0, rnti);
|
|
} else {
|
|
LOG_E(F1AP, "no ue_context for RNTI %x, acknowledging release\n", rnti);
|
|
}
|
|
|
|
// TODO send this once the connection has really been released
|
|
f1ap_ue_context_release_cplt_t cplt;
|
|
cplt.rnti = ctxt.rnti;
|
|
DU_send_UE_CONTEXT_RELEASE_COMPLETE(instance, &cplt);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
int DU_send_UE_CONTEXT_RELEASE_COMPLETE(instance_t instance,
|
|
f1ap_ue_context_release_cplt_t *cplt) {
|
|
F1AP_F1AP_PDU_t pdu= {0};
|
|
F1AP_UEContextReleaseComplete_t *out;
|
|
/* Create */
|
|
/* 0. Message Type */
|
|
pdu.present = F1AP_F1AP_PDU_PR_successfulOutcome;
|
|
asn1cCalloc(pdu.choice.successfulOutcome, tmp);
|
|
tmp->procedureCode = F1AP_ProcedureCode_id_UEContextRelease;
|
|
tmp->criticality = F1AP_Criticality_reject;
|
|
tmp->value.present = F1AP_SuccessfulOutcome__value_PR_UEContextReleaseComplete;
|
|
out = &tmp->value.choice.UEContextReleaseComplete;
|
|
/* mandatory */
|
|
/* c1. GNB_CU_UE_F1AP_ID */
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextReleaseCompleteIEs_t, ie1);
|
|
ie1->id = F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
|
|
ie1->criticality = F1AP_Criticality_reject;
|
|
ie1->value.present = F1AP_UEContextReleaseCompleteIEs__value_PR_GNB_CU_UE_F1AP_ID;
|
|
ie1->value.choice.GNB_CU_UE_F1AP_ID = f1ap_get_cu_ue_f1ap_id(DUtype, instance, cplt->rnti);
|
|
/* mandatory */
|
|
/* c2. GNB_DU_UE_F1AP_ID */
|
|
asn1cSequenceAdd(out->protocolIEs.list,F1AP_UEContextReleaseCompleteIEs_t, ie2);
|
|
ie2->id = F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
|
|
ie2->criticality = F1AP_Criticality_reject;
|
|
ie2->value.present = F1AP_UEContextReleaseCompleteIEs__value_PR_GNB_DU_UE_F1AP_ID;
|
|
ie2->value.choice.GNB_DU_UE_F1AP_ID = f1ap_get_du_ue_f1ap_id(DUtype, instance, cplt->rnti);
|
|
/* optional -> currently not used */
|
|
/* c3. CriticalityDiagnostics */
|
|
//if (0) {
|
|
// ie = (F1AP_UEContextReleaseCompleteIEs_t *)calloc(1, sizeof(F1AP_UEContextReleaseCompleteIEs_t));
|
|
// ie->id = F1AP_ProtocolIE_ID_id_CriticalityDiagnostics;
|
|
// ie->criticality = F1AP_Criticality_ignore;
|
|
// ie->value.present = F1AP_UEContextReleaseCompleteIEs__value_PR_CriticalityDiagnostics;
|
|
// // dummy value
|
|
// /* optional */
|
|
// /* procedureCode */
|
|
// if (0) {
|
|
// ie->value.choice.CriticalityDiagnostics.procedureCode = (F1AP_ProcedureCode_t *)calloc(1, sizeof(F1AP_ProcedureCode_t));
|
|
// ie->value.choice.CriticalityDiagnostics.procedureCode = 0L;
|
|
// }
|
|
// /* optional */
|
|
// /* triggeringMessage */
|
|
// if (0) {
|
|
// ie->value.choice.CriticalityDiagnostics.triggeringMessage = (F1AP_TriggeringMessage_t *)calloc(1, sizeof(F1AP_TriggeringMessage_t));
|
|
// ie->value.choice.CriticalityDiagnostics.triggeringMessage = (F1AP_TriggeringMessage_t *)F1AP_TriggeringMessage_successful_outcome;
|
|
// }
|
|
// /* optional */
|
|
// /* procedureCriticality */
|
|
// if (0) {
|
|
// ie->value.choice.CriticalityDiagnostics.procedureCriticality = (F1AP_Criticality_t *)calloc(1, sizeof(F1AP_Criticality_t));
|
|
// ie->value.choice.CriticalityDiagnostics.procedureCriticality = F1AP_Criticality_reject;
|
|
// }
|
|
// /* optional */
|
|
// /* transactionID */
|
|
// if (0) {
|
|
// ie->value.choice.CriticalityDiagnostics.transactionID = (F1AP_TransactionID_t *)calloc(1, sizeof(F1AP_TransactionID_t));
|
|
// ie->value.choice.CriticalityDiagnostics.transactionID = 0L;
|
|
// }
|
|
// /* optional */
|
|
// /* F1AP_CriticalityDiagnostics_IE_List */
|
|
// if (0) {
|
|
// for (i=0;
|
|
// i<0;
|
|
// i++) {
|
|
// F1AP_CriticalityDiagnostics_IE_Item_t *criticalityDiagnostics_ie_item = (F1AP_CriticalityDiagnostics_IE_Item_t *)calloc(1, sizeof(F1AP_CriticalityDiagnostics_IE_Item_t));;
|
|
// criticalityDiagnostics_ie_item->iECriticality = F1AP_Criticality_reject;
|
|
// criticalityDiagnostics_ie_item->iE_ID = 0L;
|
|
// criticalityDiagnostics_ie_item->typeOfError = F1AP_TypeOfError_not_understood;
|
|
// ASN_SEQUENCE_ADD(&ie->value.choice.CriticalityDiagnostics.iEsCriticalityDiagnostics->list,
|
|
// criticalityDiagnostics_ie_item);
|
|
// }
|
|
// }
|
|
// ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
|
|
//}
|
|
/* encode */
|
|
uint8_t *buffer;
|
|
uint32_t len;
|
|
|
|
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
|
|
LOG_E(F1AP, "Failed to encode F1 context release complete\n");
|
|
return -1;
|
|
}
|
|
|
|
f1ap_itti_send_sctp_data_req(false, instance,
|
|
buffer,
|
|
len,
|
|
getCxt(false, instance)->default_sctp_stream_id);
|
|
f1ap_remove_ue(DUtype, instance, cplt->rnti);
|
|
return 0;
|
|
}
|
|
int DU_handle_UE_CONTEXT_MODIFICATION_REQUEST(instance_t instance,
|
|
uint32_t assoc_id,
|
|
uint32_t stream,
|
|
F1AP_F1AP_PDU_t *pdu) {
|
|
|
|
MessageDef *msg_p; // message to RRC
|
|
F1AP_UEContextModificationRequest_t *container;
|
|
int i;
|
|
DevAssert(pdu);
|
|
msg_p = itti_alloc_new_message(TASK_DU_F1, 0, F1AP_UE_CONTEXT_MODIFICATION_REQ);
|
|
f1ap_ue_context_setup_t *f1ap_ue_context_modification_req = &F1AP_UE_CONTEXT_MODIFICATION_REQ(msg_p);
|
|
container = &pdu->choice.initiatingMessage->value.choice.UEContextModificationRequest;
|
|
|
|
/* mandatory */
|
|
/* GNB_CU_UE_F1AP_ID */
|
|
F1AP_UEContextModificationRequestIEs_t *ieCU;
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextModificationRequestIEs_t, ieCU, container,
|
|
F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID, true);
|
|
f1ap_ue_context_modification_req->gNB_CU_ue_id = ieCU->value.choice.GNB_CU_UE_F1AP_ID;
|
|
|
|
/* mandatory */
|
|
/* GNB_DU_UE_F1AP_ID */
|
|
F1AP_UEContextModificationRequestIEs_t *ieDU_UE;
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextModificationRequestIEs_t, ieDU_UE, container,
|
|
F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID, true);
|
|
f1ap_ue_context_modification_req->gNB_DU_ue_id = ieDU_UE->value.choice.GNB_DU_UE_F1AP_ID;
|
|
f1ap_ue_context_modification_req->rnti = f1ap_get_rnti_by_du_id(DUtype, instance, f1ap_ue_context_modification_req->gNB_DU_ue_id);
|
|
|
|
if(f1ap_ue_context_modification_req->rnti<0)
|
|
LOG_E(F1AP, "Could not retrieve UE rnti based on the DU UE id \n");
|
|
else
|
|
LOG_I(F1AP, "Retrieved rnti is: %d \n", f1ap_ue_context_modification_req->rnti);
|
|
|
|
/* SRB */
|
|
F1AP_UEContextModificationRequestIEs_t *ieSrb;
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextModificationRequestIEs_t, ieSrb, container,
|
|
F1AP_ProtocolIE_ID_id_SRBs_ToBeSetupMod_List, false);
|
|
|
|
if(ieSrb != NULL) {
|
|
f1ap_ue_context_modification_req->srbs_to_be_setup_length = ieSrb->value.choice.SRBs_ToBeSetupMod_List.list.count;
|
|
f1ap_ue_context_modification_req->srbs_to_be_setup = calloc(f1ap_ue_context_modification_req->srbs_to_be_setup_length,
|
|
sizeof(f1ap_srb_to_be_setup_t));
|
|
AssertFatal(f1ap_ue_context_modification_req->srbs_to_be_setup,
|
|
"could not allocate memory for f1ap_ue_context_setup_req->srbs_to_be_setup\n");
|
|
|
|
for (i = 0; i < f1ap_ue_context_modification_req->srbs_to_be_setup_length; ++i) {
|
|
f1ap_srb_to_be_setup_t *srb_p = &f1ap_ue_context_modification_req->srbs_to_be_setup[i];
|
|
F1AP_SRBs_ToBeSetupMod_Item_t *srbs_tobesetupmod_item_p;
|
|
srbs_tobesetupmod_item_p = &((F1AP_SRBs_ToBeSetupMod_ItemIEs_t *)ieSrb->value.choice.SRBs_ToBeSetupMod_List.list.array[i])->value.choice.SRBs_ToBeSetupMod_Item;
|
|
srb_p->srb_id = srbs_tobesetupmod_item_p->sRBID;
|
|
}
|
|
}
|
|
|
|
/* DRB */
|
|
F1AP_UEContextModificationRequestIEs_t *ieDrb;
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextModificationRequestIEs_t, ieDrb, container,
|
|
F1AP_ProtocolIE_ID_id_DRBs_ToBeSetupMod_List, false);
|
|
|
|
if(ieDrb!=NULL) {
|
|
f1ap_ue_context_modification_req->drbs_to_be_setup_length = ieDrb->value.choice.DRBs_ToBeSetupMod_List.list.count;
|
|
f1ap_ue_context_modification_req->drbs_to_be_setup = calloc(f1ap_ue_context_modification_req->drbs_to_be_setup_length,
|
|
sizeof(f1ap_drb_to_be_setup_t));
|
|
AssertFatal(f1ap_ue_context_modification_req->drbs_to_be_setup,
|
|
"could not allocate memory for f1ap_ue_context_setup_req->drbs_to_be_setup\n");
|
|
|
|
for (i = 0; i < f1ap_ue_context_modification_req->drbs_to_be_setup_length; ++i) {
|
|
f1ap_drb_to_be_setup_t *drb_p = &f1ap_ue_context_modification_req->drbs_to_be_setup[i];
|
|
F1AP_DRBs_ToBeSetupMod_Item_t *drbs_tobesetupmod_item_p =
|
|
&((F1AP_DRBs_ToBeSetupMod_ItemIEs_t *)ieDrb->value.choice.DRBs_ToBeSetupMod_List.list.array[i])->value.choice.DRBs_ToBeSetupMod_Item;
|
|
drb_p->drb_id = drbs_tobesetupmod_item_p->dRBID;
|
|
/* TODO in the following, assume only one UP UL TNL is present.
|
|
* this matches/assumes OAI CU implementation, can be up to 2! */
|
|
drb_p->up_ul_tnl_length = 1;
|
|
AssertFatal(drbs_tobesetupmod_item_p->uLUPTNLInformation_ToBeSetup_List.list.count > 0,
|
|
"no UL UP TNL Information in DRBs to be Setup list\n");
|
|
F1AP_ULUPTNLInformation_ToBeSetup_Item_t *ul_up_tnl_info_p = (F1AP_ULUPTNLInformation_ToBeSetup_Item_t *)drbs_tobesetupmod_item_p->uLUPTNLInformation_ToBeSetup_List.list.array[0];
|
|
F1AP_GTPTunnel_t *ul_up_tnl0 = ul_up_tnl_info_p->uLUPTNLInformation.choice.gTPTunnel;
|
|
BIT_STRING_TO_TRANSPORT_LAYER_ADDRESS_IPv4(&ul_up_tnl0->transportLayerAddress, drb_p->up_ul_tnl[0].tl_address);
|
|
OCTET_STRING_TO_INT32(&ul_up_tnl0->gTP_TEID, drb_p->up_ul_tnl[0].teid);
|
|
// 3GPP assumes GTP-U is on port 2152, but OAI is configurable
|
|
drb_p->up_ul_tnl[0].port=getCxt(false,instance)->setupReq.CUport;
|
|
|
|
switch (drbs_tobesetupmod_item_p->rLCMode) {
|
|
case F1AP_RLCMode_rlc_am:
|
|
drb_p->rlc_mode = RLC_MODE_AM;
|
|
break;
|
|
|
|
default:
|
|
drb_p->rlc_mode = RLC_MODE_TM;
|
|
break;
|
|
}
|
|
if (!(RC.nrrrc && RC.nrrrc[instance]->node_type == ngran_gNB_DU)) {
|
|
transport_layer_addr_t addr;
|
|
memcpy(addr.buffer, &drb_p->up_ul_tnl[0].tl_address, sizeof(drb_p->up_ul_tnl[0].tl_address));
|
|
addr.length=sizeof(drb_p->up_ul_tnl[0].tl_address)*8;
|
|
drb_p->up_dl_tnl[0].teid=newGtpuCreateTunnel(INSTANCE_DEFAULT,
|
|
f1ap_ue_context_modification_req->rnti,
|
|
drb_p->drb_id,
|
|
drb_p->drb_id,
|
|
drb_p->up_ul_tnl[0].teid,
|
|
addr,
|
|
drb_p->up_ul_tnl[0].port,
|
|
lteDURecvCb);
|
|
drb_p->up_dl_tnl_length++;
|
|
}
|
|
}
|
|
}
|
|
/* RRC Reconfiguration Complete indicator */
|
|
F1AP_UEContextModificationRequestIEs_t *ieReconf;
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextModificationRequestIEs_t, ieReconf, container,
|
|
F1AP_ProtocolIE_ID_id_RRCReconfigurationCompleteIndicator, false);
|
|
|
|
if(ieReconf) {
|
|
switch(ieReconf->value.choice.RRCReconfigurationCompleteIndicator){
|
|
case F1AP_RRCReconfigurationCompleteIndicator_true:
|
|
f1ap_ue_context_modification_req->ReconfigComplOutcome = RRCreconf_success;
|
|
break;
|
|
|
|
case F1AP_RRCReconfigurationCompleteIndicator_failure:
|
|
f1ap_ue_context_modification_req->ReconfigComplOutcome = RRCreconf_failure;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* RRCContainer */
|
|
F1AP_UEContextModificationRequestIEs_t *ieRRC;
|
|
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_UEContextModificationRequestIEs_t, ieRRC, container,
|
|
F1AP_ProtocolIE_ID_id_RRCContainer, false);
|
|
|
|
if (ieRRC) {
|
|
/* correct here */
|
|
if ( ieRRC->value.choice.RRCContainer.size ) {
|
|
f1ap_ue_context_modification_req->rrc_container = malloc(ieRRC->value.choice.RRCContainer.size);
|
|
memcpy(f1ap_ue_context_modification_req->rrc_container,
|
|
ieRRC->value.choice.RRCContainer.buf, ieRRC->value.choice.RRCContainer.size);
|
|
protocol_ctxt_t ctxt;
|
|
// decode RRC Container and act on the message type
|
|
ctxt.rnti = f1ap_ue_context_modification_req->rnti;
|
|
ctxt.instance = instance;
|
|
ctxt.module_id = instance;
|
|
ctxt.enb_flag = 1;
|
|
ctxt.eNB_index = instance;
|
|
mem_block_t *pdcp_pdu_p = get_free_mem_block(ieRRC->value.choice.RRCContainer.size, __func__);
|
|
memcpy(&pdcp_pdu_p->data[0], ieRRC->value.choice.RRCContainer.buf, ieRRC->value.choice.RRCContainer.size);
|
|
du_rlc_data_req(&ctxt, 1, 0x00, 1, 1, 0, ieRRC->value.choice.RRCContainer.size, pdcp_pdu_p);
|
|
} else {
|
|
LOG_E(F1AP, " RRCContainer in UEContextModificationRequestIEs size id 0\n");
|
|
}
|
|
} else {
|
|
LOG_W(F1AP, "can't find RRCContainer in UEContextModificationRequestIEs by id %ld \n", F1AP_ProtocolIE_ID_id_RRCContainer);
|
|
}
|
|
|
|
itti_send_msg_to_task(TASK_RRC_GNB, instance, msg_p);
|
|
return 0;
|
|
}
|
|
|
|
//void DU_send_UE_CONTEXT_MODIFICATION_RESPONSE(F1AP_UEContextModificationResponse_t *UEContextModificationResponse) {
|
|
int DU_send_UE_CONTEXT_MODIFICATION_RESPONSE(instance_t instance, f1ap_ue_context_setup_t *resp) {
|
|
F1AP_F1AP_PDU_t pdu= {0};
|
|
F1AP_UEContextModificationResponse_t *out;
|
|
uint8_t *buffer=NULL;
|
|
uint32_t len=0;
|
|
/* Create */
|
|
/* 0. Message Type */
|
|
pdu.present = F1AP_F1AP_PDU_PR_successfulOutcome;
|
|
asn1cCalloc(pdu.choice.successfulOutcome,tmp);
|
|
tmp->procedureCode = F1AP_ProcedureCode_id_UEContextModification;
|
|
tmp->criticality = F1AP_Criticality_reject;
|
|
tmp->value.present = F1AP_SuccessfulOutcome__value_PR_UEContextModificationResponse;
|
|
out = &tmp->value.choice.UEContextModificationResponse;
|
|
/* mandatory */
|
|
/* c1. GNB_CU_UE_F1AP_ID */
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie1);
|
|
ie1->id = F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
|
|
ie1->criticality = F1AP_Criticality_reject;
|
|
ie1->value.present = F1AP_UEContextModificationResponseIEs__value_PR_GNB_CU_UE_F1AP_ID;
|
|
ie1->value.choice.GNB_CU_UE_F1AP_ID = resp->gNB_CU_ue_id;
|
|
/* mandatory */
|
|
/* c2. GNB_DU_UE_F1AP_ID */
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie2);
|
|
ie2->id = F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
|
|
ie2->criticality = F1AP_Criticality_reject;
|
|
ie2->value.present = F1AP_UEContextModificationResponseIEs__value_PR_GNB_DU_UE_F1AP_ID;
|
|
ie2->value.choice.GNB_DU_UE_F1AP_ID = f1ap_get_du_ue_f1ap_id(DUtype, instance, resp->rnti);
|
|
|
|
/* optional */
|
|
/* c3. ResourceCoordinationTransferContainer */
|
|
if (0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie3);
|
|
ie3->id = F1AP_ProtocolIE_ID_id_ResourceCoordinationTransferContainer;
|
|
ie3->criticality = F1AP_Criticality_ignore;
|
|
ie3->value.present = F1AP_UEContextModificationResponseIEs__value_PR_ResourceCoordinationTransferContainer;
|
|
OCTET_STRING_fromBuf(&ie3->value.choice.ResourceCoordinationTransferContainer, "asdsa1d32sa1d31asd31as",
|
|
strlen("asdsa1d32sa1d31asd31as"));
|
|
}
|
|
|
|
/* optional */
|
|
/* c4. DUtoCURRCInformation */
|
|
if(resp->du_to_cu_rrc_information!=NULL){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie4);
|
|
ie4->id = F1AP_ProtocolIE_ID_id_DUtoCURRCInformation;
|
|
ie4->criticality = F1AP_Criticality_reject;
|
|
ie4->value.present = F1AP_UEContextModificationResponseIEs__value_PR_DUtoCURRCInformation;
|
|
if(resp->du_to_cu_rrc_information->cellGroupConfig!=NULL){
|
|
/* cellGroupConfig */
|
|
OCTET_STRING_fromBuf(&ie4->value.choice.DUtoCURRCInformation.cellGroupConfig, (const char *)resp->du_to_cu_rrc_information->cellGroupConfig,
|
|
resp->du_to_cu_rrc_information->cellGroupConfig_length);
|
|
}
|
|
|
|
/* OPTIONAL */
|
|
/* measGapConfig */
|
|
if (resp->du_to_cu_rrc_information->measGapConfig!=NULL) {
|
|
OCTET_STRING_fromBuf(ie4->value.choice.DUtoCURRCInformation.measGapConfig, (const char *)resp->du_to_cu_rrc_information->measGapConfig,
|
|
resp->du_to_cu_rrc_information->measGapConfig_length);
|
|
}
|
|
|
|
/* OPTIONAL */
|
|
/* requestedP_MaxFR1 */
|
|
if (resp->du_to_cu_rrc_information->requestedP_MaxFR1!=NULL) {
|
|
OCTET_STRING_fromBuf(ie4->value.choice.DUtoCURRCInformation.requestedP_MaxFR1, (const char *)resp->du_to_cu_rrc_information->requestedP_MaxFR1,
|
|
resp->du_to_cu_rrc_information->requestedP_MaxFR1_length);
|
|
}
|
|
}
|
|
|
|
|
|
/* optional */
|
|
/* c5. DRBs_Setup_List */
|
|
if(resp->drbs_to_be_setup_length > 0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie5);
|
|
ie5->id = F1AP_ProtocolIE_ID_id_DRBs_SetupMod_List;
|
|
ie5->criticality = F1AP_Criticality_ignore;
|
|
ie5->value.present = F1AP_UEContextModificationResponseIEs__value_PR_DRBs_SetupMod_List;
|
|
for (int i=0; i< resp->drbs_to_be_setup_length; i++) {
|
|
asn1cSequenceAdd(ie5->value.choice.DRBs_SetupMod_List.list, F1AP_DRBs_SetupMod_ItemIEs_t, drbs_setupmod_item_ies);
|
|
drbs_setupmod_item_ies->id = F1AP_ProtocolIE_ID_id_DRBs_SetupMod_Item;
|
|
drbs_setupmod_item_ies->criticality = F1AP_Criticality_ignore;
|
|
drbs_setupmod_item_ies->value.present = F1AP_DRBs_SetupMod_ItemIEs__value_PR_DRBs_SetupMod_Item;
|
|
/* 7.1 DRBs_Setup_Item */
|
|
/* ADD */
|
|
F1AP_DRBs_SetupMod_Item_t *drbs_setupmod_item=&drbs_setupmod_item_ies->value.choice.DRBs_SetupMod_Item;
|
|
/* dRBID */
|
|
drbs_setupmod_item->dRBID = resp->drbs_to_be_setup[i].drb_id;
|
|
|
|
for (int j=0; j<resp->drbs_to_be_setup[i].up_dl_tnl_length; j++) {
|
|
/* ADD */
|
|
asn1cSequenceAdd(drbs_setupmod_item->dLUPTNLInformation_ToBeSetup_List.list,
|
|
F1AP_DLUPTNLInformation_ToBeSetup_Item_t, dLUPTNLInformation_ToBeSetup_Item);
|
|
dLUPTNLInformation_ToBeSetup_Item->dLUPTNLInformation.present = F1AP_UPTransportLayerInformation_PR_gTPTunnel;
|
|
/* gTPTunnel */
|
|
asn1cCalloc(dLUPTNLInformation_ToBeSetup_Item->dLUPTNLInformation.choice.gTPTunnel,gTPTunnel);
|
|
/* transportLayerAddress */
|
|
struct sockaddr_in addr= {0};
|
|
inet_pton(AF_INET, getCxt(false,instance)->setupReq.DU_f1_ip_address.ipv4_address,
|
|
&addr.sin_addr.s_addr);
|
|
TRANSPORT_LAYER_ADDRESS_IPv4_TO_BIT_STRING(addr.sin_addr.s_addr,
|
|
&gTPTunnel->transportLayerAddress);
|
|
/* gTP_TEID */
|
|
INT32_TO_OCTET_STRING(resp->drbs_to_be_setup[i].up_dl_tnl[j].teid, &gTPTunnel->gTP_TEID);
|
|
} // for j
|
|
} // for i
|
|
}
|
|
|
|
/* optional */
|
|
/* c6. DRBs_Modified_List */
|
|
if(resp->drbs_to_be_modified_length > 0){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie6);
|
|
ie6->id = F1AP_ProtocolIE_ID_id_DRBs_Modified_List;
|
|
ie6->criticality = F1AP_Criticality_ignore;
|
|
ie6->value.present = F1AP_UEContextModificationResponseIEs__value_PR_DRBs_Modified_List;
|
|
|
|
for (int i=0; i<resp->drbs_to_be_modified_length; i++) {
|
|
asn1cSequenceAdd(ie6->value.choice.DRBs_Modified_List.list,
|
|
F1AP_DRBs_Modified_ItemIEs_t, drbs_modified_item_ies);
|
|
drbs_modified_item_ies->id = F1AP_ProtocolIE_ID_id_DRBs_Modified_Item;
|
|
drbs_modified_item_ies->criticality = F1AP_Criticality_ignore;
|
|
drbs_modified_item_ies->value.present = F1AP_DRBs_Modified_ItemIEs__value_PR_DRBs_Modified_Item;
|
|
/* DRBs_modified_Item */
|
|
F1AP_DRBs_Modified_Item_t *drbs_modified_item= &drbs_modified_item_ies->value.choice.DRBs_Modified_Item;
|
|
/* dRBID */
|
|
drbs_modified_item->dRBID = resp->drbs_to_be_modified[i].drb_id;
|
|
|
|
/* ULTunnels_Modified_List */
|
|
for (int j=0; j<resp->drbs_to_be_modified[i].up_dl_tnl_length; j++) {
|
|
/* DLTunnels_Modified_Item */
|
|
asn1cSequenceAdd(drbs_modified_item->dLUPTNLInformation_ToBeSetup_List.list,
|
|
F1AP_DLUPTNLInformation_ToBeSetup_Item_t, dLUPTNLInformation_ToBeSetup_Item);
|
|
asn1cCalloc(dLUPTNLInformation_ToBeSetup_Item, tmp);
|
|
tmp->dLUPTNLInformation.present = F1AP_UPTransportLayerInformation_PR_gTPTunnel;
|
|
asn1cCalloc(dLUPTNLInformation_ToBeSetup_Item->dLUPTNLInformation.choice.gTPTunnel, gTPTunnel);
|
|
/* transportLayerAddress */
|
|
struct sockaddr_in addr= {0};
|
|
inet_pton(AF_INET, getCxt(false,instance)->setupReq.DU_f1_ip_address.ipv4_address,
|
|
&addr.sin_addr.s_addr);
|
|
TRANSPORT_LAYER_ADDRESS_IPv4_TO_BIT_STRING(addr.sin_addr.s_addr, &gTPTunnel->transportLayerAddress);
|
|
/* gTP_TEID */
|
|
INT32_TO_OCTET_STRING(resp->drbs_to_be_modified[i].up_dl_tnl[j].teid, &gTPTunnel->gTP_TEID);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* optional */
|
|
/* c7. SRBs_FailedToBeSetupMod_List */
|
|
if(resp->srbs_failed_to_be_setup_length > 0){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie7);
|
|
ie7->id = F1AP_ProtocolIE_ID_id_SRBs_FailedToBeSetupMod_List;
|
|
ie7->criticality = F1AP_Criticality_reject;
|
|
ie7->value.present = F1AP_UEContextModificationResponseIEs__value_PR_SRBs_FailedToBeSetupMod_List;
|
|
|
|
for (int i=0; i<resp->srbs_to_be_setup_length; i++) {
|
|
asn1cSequenceAdd(ie7->value.choice.SRBs_FailedToBeSetupMod_List.list,
|
|
F1AP_SRBs_FailedToBeSetupMod_ItemIEs_t, srbs_failedToBeSetupMod_item_ies);
|
|
srbs_failedToBeSetupMod_item_ies->id = F1AP_ProtocolIE_ID_id_SRBs_FailedToBeSetupMod_Item;
|
|
srbs_failedToBeSetupMod_item_ies->criticality = F1AP_Criticality_ignore;
|
|
srbs_failedToBeSetupMod_item_ies->value.present = F1AP_SRBs_FailedToBeSetupMod_ItemIEs__value_PR_SRBs_FailedToBeSetupMod_Item;
|
|
/* 9.1 SRBs_FailedToBeSetupMod_Item */
|
|
F1AP_SRBs_FailedToBeSetupMod_Item_t *srbs_failedToBeSetupMod_item=
|
|
&srbs_failedToBeSetupMod_item_ies->value.choice.SRBs_FailedToBeSetupMod_Item;
|
|
/* - sRBID */
|
|
srbs_failedToBeSetupMod_item->sRBID = resp->srbs_failed_to_be_setup[i].rb_id;
|
|
asn1cCalloc(srbs_failedToBeSetupMod_item->cause, tmp)
|
|
tmp->present = F1AP_Cause_PR_radioNetwork;
|
|
tmp->choice.radioNetwork = F1AP_CauseRadioNetwork_unknown_or_already_allocated_gnb_du_ue_f1ap_id;
|
|
}
|
|
}
|
|
|
|
/* optional */
|
|
/* c8. DRBs_FailedToBeSetupMod_List */
|
|
if(resp->drbs_failed_to_be_setup_length > 0){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie8);
|
|
ie8->id = F1AP_ProtocolIE_ID_id_DRBs_FailedToBeSetupMod_List;
|
|
ie8->criticality = F1AP_Criticality_reject;
|
|
ie8->value.present = F1AP_UEContextModificationResponseIEs__value_PR_DRBs_FailedToBeSetupMod_List;
|
|
|
|
for (int i=0; i<resp->drbs_failed_to_be_setup_length; i++) {
|
|
asn1cSequenceAdd(ie8->value.choice.DRBs_FailedToBeSetupMod_List.list,
|
|
F1AP_DRBs_FailedToBeSetupMod_ItemIEs_t, drbs_failedToBeSetupMod_item_ies);
|
|
drbs_failedToBeSetupMod_item_ies->id = F1AP_ProtocolIE_ID_id_DRBs_FailedToBeSetupMod_Item;
|
|
drbs_failedToBeSetupMod_item_ies->criticality = F1AP_Criticality_reject;
|
|
drbs_failedToBeSetupMod_item_ies->value.present = F1AP_DRBs_FailedToBeSetupMod_ItemIEs__value_PR_DRBs_FailedToBeSetupMod_Item;
|
|
/* DRBs_FailedToBeSetupMod_Item */
|
|
F1AP_DRBs_FailedToBeSetupMod_Item_t *drbs_failedToBeSetupMod_item=
|
|
&drbs_failedToBeSetupMod_item_ies->value.choice.DRBs_FailedToBeSetupMod_Item;
|
|
/* dRBID */
|
|
drbs_failedToBeSetupMod_item->dRBID = resp->drbs_failed_to_be_setup[i].rb_id;
|
|
drbs_failedToBeSetupMod_item->cause = (F1AP_Cause_t *)calloc(1, sizeof(F1AP_Cause_t));
|
|
drbs_failedToBeSetupMod_item->cause->present = F1AP_Cause_PR_radioNetwork;
|
|
drbs_failedToBeSetupMod_item->cause->choice.radioNetwork = F1AP_CauseRadioNetwork_unknown_or_already_allocated_gnb_du_ue_f1ap_id;
|
|
}
|
|
}
|
|
|
|
/* optional */
|
|
/* c9. SCell_FailedtoSetupMod_List */
|
|
if(0){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie9);
|
|
ie9->id = F1AP_ProtocolIE_ID_id_SCell_FailedtoSetupMod_List;
|
|
ie9->criticality = F1AP_Criticality_ignore;
|
|
ie9->value.present = F1AP_UEContextModificationResponseIEs__value_PR_SCell_FailedtoSetupMod_List;
|
|
|
|
for (int i=0; i<1; i++) {
|
|
asn1cSequenceAdd(ie9->value.choice.SCell_FailedtoSetupMod_List.list,
|
|
F1AP_SCell_FailedtoSetupMod_ItemIEs_t, scell_failedtoSetupMod_item_ies);
|
|
scell_failedtoSetupMod_item_ies->id = F1AP_ProtocolIE_ID_id_SCell_FailedtoSetupMod_Item;
|
|
scell_failedtoSetupMod_item_ies->criticality = F1AP_Criticality_ignore;
|
|
scell_failedtoSetupMod_item_ies->value.present = F1AP_SCell_FailedtoSetupMod_ItemIEs__value_PR_SCell_FailedtoSetupMod_Item;
|
|
/* 8.1 SCell_ToBeSetup_Item */
|
|
F1AP_SCell_FailedtoSetupMod_Item_t *scell_failedtoSetupMod_item=&scell_failedtoSetupMod_item_ies->value.choice.SCell_FailedtoSetupMod_Item;
|
|
/* - sCell_ID */
|
|
addnRCGI(scell_failedtoSetupMod_item->sCell_ID, &f1ap_req(false, instance)->cell[i]);
|
|
asn1cCalloc(scell_failedtoSetupMod_item->cause, tmp);
|
|
tmp->present = F1AP_Cause_PR_radioNetwork;
|
|
tmp->choice.radioNetwork = F1AP_CauseRadioNetwork_unknown_or_already_allocated_gnb_du_ue_f1ap_id;
|
|
}
|
|
}
|
|
|
|
/* optional */
|
|
/* c10. DRBs_FailedToBeModified_List */
|
|
if(0){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie10);
|
|
ie10->id = F1AP_ProtocolIE_ID_id_DRBs_FailedToBeModified_List;
|
|
ie10->criticality = F1AP_Criticality_reject;
|
|
ie10->value.present = F1AP_UEContextModificationResponseIEs__value_PR_DRBs_FailedToBeModified_List;
|
|
|
|
for (int i=0; i<1; i++) {
|
|
asn1cSequenceAdd(ie10->value.choice.DRBs_FailedToBeModified_List.list,
|
|
F1AP_DRBs_FailedToBeModified_ItemIEs_t, drbs_failedToBeModified_item_ies);
|
|
drbs_failedToBeModified_item_ies->id = F1AP_ProtocolIE_ID_id_DRBs_FailedToBeModified_Item;
|
|
drbs_failedToBeModified_item_ies->criticality = F1AP_Criticality_reject;
|
|
drbs_failedToBeModified_item_ies->value.present = F1AP_DRBs_FailedToBeModified_ItemIEs__value_PR_DRBs_FailedToBeModified_Item;
|
|
/* 13.1 DRBs_FailedToBeModified_Item */
|
|
F1AP_DRBs_FailedToBeModified_Item_t *drbs_failedToBeModified_item=
|
|
&drbs_failedToBeModified_item_ies->value.choice.DRBs_FailedToBeModified_Item ;
|
|
/* dRBID */
|
|
drbs_failedToBeModified_item->dRBID = 30L;
|
|
asn1cCalloc(drbs_failedToBeModified_item->cause, tmp);
|
|
tmp->present = F1AP_Cause_PR_radioNetwork;
|
|
tmp->choice.radioNetwork = F1AP_CauseRadioNetwork_unknown_or_already_allocated_gnb_du_ue_f1ap_id;
|
|
}
|
|
}
|
|
|
|
// /* */
|
|
/* c11. CriticalityDiagnostics */
|
|
if (0) {
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie11);
|
|
ie11->id = F1AP_ProtocolIE_ID_id_CriticalityDiagnostics;
|
|
ie11->criticality = F1AP_Criticality_ignore;
|
|
ie11->value.present = F1AP_UEContextModificationResponseIEs__value_PR_CriticalityDiagnostics;
|
|
|
|
// dummy value
|
|
/* optional */
|
|
/* procedureCode */
|
|
if (0) {
|
|
ie11->value.choice.CriticalityDiagnostics.procedureCode = (F1AP_ProcedureCode_t *)calloc(1, sizeof(F1AP_ProcedureCode_t));
|
|
ie11->value.choice.CriticalityDiagnostics.procedureCode = 0L;
|
|
}
|
|
|
|
/* optional */
|
|
/* triggeringMessage */
|
|
if (0) {
|
|
ie11->value.choice.CriticalityDiagnostics.triggeringMessage = (F1AP_TriggeringMessage_t *)calloc(1, sizeof(F1AP_TriggeringMessage_t));
|
|
*ie11->value.choice.CriticalityDiagnostics.triggeringMessage = F1AP_TriggeringMessage_successful_outcome;
|
|
}
|
|
|
|
/* optional */
|
|
/* procedureCriticality */
|
|
if (0) {
|
|
ie11->value.choice.CriticalityDiagnostics.procedureCriticality = (F1AP_Criticality_t *)calloc(1, sizeof(F1AP_Criticality_t));
|
|
ie11->value.choice.CriticalityDiagnostics.procedureCriticality = F1AP_Criticality_reject;
|
|
}
|
|
|
|
/* optional */
|
|
/* transactionID */
|
|
if (0) {
|
|
ie11->value.choice.CriticalityDiagnostics.transactionID = (F1AP_TransactionID_t *)calloc(1, sizeof(F1AP_TransactionID_t));
|
|
ie11->value.choice.CriticalityDiagnostics.transactionID = 0L;
|
|
}
|
|
|
|
/* optional */
|
|
/* F1AP_CriticalityDiagnostics_IE_List */
|
|
if (0) {
|
|
for (int i=0; i<0; i++) {
|
|
asn1cSequenceAdd(ie11->value.choice.CriticalityDiagnostics.iEsCriticalityDiagnostics->list, F1AP_CriticalityDiagnostics_IE_Item_t, criticalityDiagnostics_ie_item);
|
|
criticalityDiagnostics_ie_item->iECriticality = F1AP_Criticality_reject;
|
|
criticalityDiagnostics_ie_item->iE_ID = 0L;
|
|
criticalityDiagnostics_ie_item->typeOfError = F1AP_TypeOfError_not_understood;
|
|
}
|
|
}
|
|
}
|
|
/* optional */
|
|
/* c12. SRBs_Setup_List */
|
|
if(resp->srbs_to_be_setup_length > 0){
|
|
asn1cSequenceAdd(out->protocolIEs.list, F1AP_UEContextModificationResponseIEs_t, ie12);
|
|
ie12->id = F1AP_ProtocolIE_ID_id_SRBs_SetupMod_List;
|
|
ie12->criticality = F1AP_Criticality_ignore;
|
|
ie12->value.present = F1AP_UEContextModificationResponseIEs__value_PR_SRBs_SetupMod_List;
|
|
|
|
for (int i=0; i< resp->srbs_to_be_setup_length; i++) {//
|
|
asn1cSequenceAdd(ie12->value.choice.SRBs_SetupMod_List.list,
|
|
F1AP_SRBs_SetupMod_ItemIEs_t, srbs_setupmod_item_ies);
|
|
srbs_setupmod_item_ies->id = F1AP_ProtocolIE_ID_id_SRBs_SetupMod_Item;
|
|
srbs_setupmod_item_ies->criticality = F1AP_Criticality_ignore;
|
|
srbs_setupmod_item_ies->value.present = F1AP_SRBs_SetupMod_ItemIEs__value_PR_SRBs_SetupMod_Item;
|
|
/* 11.1 SRBs_Setup_Item */
|
|
/* ADD */
|
|
F1AP_SRBs_SetupMod_Item_t *srbs_setupmod_item=&srbs_setupmod_item_ies->value.choice.SRBs_SetupMod_Item;
|
|
/* sRBID */
|
|
srbs_setupmod_item->sRBID = resp->srbs_to_be_setup[i].srb_id;
|
|
srbs_setupmod_item->lCID = resp->srbs_to_be_setup[i].srb_id;
|
|
}
|
|
}
|
|
|
|
/* encode */
|
|
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
|
|
LOG_E(F1AP, "Failed to encode F1 UE CONTEXT MODIFICATION RESPONSE\n");
|
|
return -1;
|
|
}
|
|
|
|
f1ap_itti_send_sctp_data_req(false, instance, buffer, len, getCxt(false, instance)->default_sctp_stream_id);
|
|
return 0;
|
|
}
|
|
|
|
int DU_send_UE_CONTEXT_MODIFICATION_FAILURE(instance_t instance) {
|
|
AssertFatal(1==0,"Not implemented yet\n");
|
|
}
|
|
int DU_send_UE_CONTEXT_MODIFICATION_REQUIRED(instance_t instance) {
|
|
AssertFatal(1==0,"Not implemented yet\n");
|
|
}
|
|
int DU_handle_UE_CONTEXT_MODIFICATION_CONFIRM(instance_t instance,
|
|
uint32_t assoc_id,
|
|
uint32_t stream,
|
|
F1AP_F1AP_PDU_t *pdu) {
|
|
AssertFatal(1==0,"Not implemented yet\n");
|
|
}
|