105 lines
5.0 KiB
C
105 lines
5.0 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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* conmnc_digit_lengtht@openairinterface.org
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*/
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#include <stdlib.h>
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#include "mac_rrc_dl.h"
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#include "nr_rrc_defs.h"
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static void ue_context_setup_request_f1ap(const f1ap_ue_context_setup_t *req)
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{
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MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_UE_CONTEXT_SETUP_REQ);
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f1ap_ue_context_setup_t *f1ap_msg = &F1AP_UE_CONTEXT_SETUP_REQ(msg);
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*f1ap_msg = *req;
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AssertFatal(req->cu_to_du_rrc_information == NULL, "cu_to_du_rrc_information not supported yet\n");
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AssertFatal(req->drbs_to_be_setup == NULL, "drbs_to_be_setup not supported yet\n");
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AssertFatal(req->srbs_to_be_setup == NULL, "drbs_to_be_setup not supported yet\n");
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if (req->rrc_container_length > 0) {
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f1ap_msg->rrc_container = calloc(req->rrc_container_length, sizeof(*f1ap_msg->rrc_container));
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AssertFatal(f1ap_msg->rrc_container != NULL, "out of memory\n");
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f1ap_msg->rrc_container_length = req->rrc_container_length;
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memcpy(f1ap_msg->rrc_container, req->rrc_container, req->rrc_container_length);
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}
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itti_send_msg_to_task(TASK_CU_F1, 0, msg);
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}
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static void ue_context_modification_request_f1ap(const f1ap_ue_context_modif_req_t *req)
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{
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MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_UE_CONTEXT_MODIFICATION_REQ);
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f1ap_ue_context_modif_req_t *f1ap_msg = &F1AP_UE_CONTEXT_MODIFICATION_REQ(msg);
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*f1ap_msg = *req;
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AssertFatal(req->cu_to_du_rrc_information == NULL, "cu_to_du_rrc_information not supported yet\n");
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AssertFatal(req->drbs_to_be_modified_length == 0, "drbs_to_be_modified not supported yet\n");
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if (req->drbs_to_be_setup_length > 0) {
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int n = req->drbs_to_be_setup_length;
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f1ap_msg->drbs_to_be_setup_length = n;
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f1ap_msg->drbs_to_be_setup = calloc(n, sizeof(*f1ap_msg->drbs_to_be_setup));
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AssertFatal(f1ap_msg->drbs_to_be_setup != NULL, "out of memory\n");
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memcpy(f1ap_msg->drbs_to_be_setup, req->drbs_to_be_setup, n * sizeof(*f1ap_msg->drbs_to_be_setup));
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}
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if (req->srbs_to_be_setup_length > 0) {
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int n = req->srbs_to_be_setup_length;
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f1ap_msg->srbs_to_be_setup_length = n;
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f1ap_msg->srbs_to_be_setup = calloc(n, sizeof(*f1ap_msg->srbs_to_be_setup));
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AssertFatal(f1ap_msg->srbs_to_be_setup != NULL, "out of memory\n");
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memcpy(f1ap_msg->srbs_to_be_setup, req->srbs_to_be_setup, n * sizeof(*f1ap_msg->srbs_to_be_setup));
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}
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if (req->rrc_container_length > 0) {
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f1ap_msg->rrc_container = calloc(req->rrc_container_length, sizeof(*f1ap_msg->rrc_container));
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AssertFatal(f1ap_msg->rrc_container != NULL, "out of memory\n");
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f1ap_msg->rrc_container_length = req->rrc_container_length;
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memcpy(f1ap_msg->rrc_container, req->rrc_container, req->rrc_container_length);
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}
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itti_send_msg_to_task(TASK_CU_F1, 0, msg);
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}
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static void ue_context_release_command_f1ap(const f1ap_ue_context_release_cmd_t *cmd)
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{
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MessageDef *message_p = itti_alloc_new_message (TASK_RRC_GNB, 0, F1AP_UE_CONTEXT_RELEASE_CMD);
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f1ap_ue_context_release_cmd_t *msg = &F1AP_UE_CONTEXT_RELEASE_CMD(message_p);
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*msg = *cmd;
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itti_send_msg_to_task (TASK_CU_F1, 0, message_p);
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}
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static void dl_rrc_message_transfer_f1ap(module_id_t module_id, const f1ap_dl_rrc_message_t *dl_rrc)
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{
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/* TODO call F1AP function directly? no real-time constraint here */
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MessageDef *message_p = itti_alloc_new_message (TASK_RRC_GNB, 0, F1AP_DL_RRC_MESSAGE);
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f1ap_dl_rrc_message_t *msg = &F1AP_DL_RRC_MESSAGE(message_p);
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*msg = *dl_rrc;
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if (dl_rrc->rrc_container) {
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msg->rrc_container = malloc(dl_rrc->rrc_container_length);
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AssertFatal(msg->rrc_container != NULL, "out of memory\n");
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msg->rrc_container_length = dl_rrc->rrc_container_length;
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memcpy(msg->rrc_container, dl_rrc->rrc_container, dl_rrc->rrc_container_length);
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}
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itti_send_msg_to_task (TASK_CU_F1, module_id, message_p);
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}
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void mac_rrc_dl_f1ap_init(nr_mac_rrc_dl_if_t *mac_rrc)
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{
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mac_rrc->ue_context_setup_request = ue_context_setup_request_f1ap;
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mac_rrc->ue_context_modification_request = ue_context_modification_request_f1ap;
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mac_rrc->ue_context_release_command = ue_context_release_command_f1ap;
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mac_rrc->dl_rrc_message_transfer = dl_rrc_message_transfer_f1ap;
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}
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