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Implement F1/split case for UE Context Setup

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This commit is contained in:
Robert Schmidt
2023-05-03 13:40:22 +02:00
parent 6ced3cd8a7
commit ca30b9ee55
2 changed files with 43 additions and 4 deletions
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openair2/LAYER2/NR_MAC_gNB/mac_rrc_ul_f1ap.c
+31 -2
View File
@@ -19,16 +19,45 @@
* conmnc_digit_lengtht@openairinterface.org
*/
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include "nr_mac_gNB.h"
#include "intertask_interface.h"
#include "openair3/ocp-gtpu/gtp_itf.h"
#include "mac_rrc_ul.h"
static void ue_context_setup_response_f1ap(const f1ap_ue_context_setup_t *req, const f1ap_ue_context_setup_t *resp)
{
AssertFatal(false, "not implemented\n");
DevAssert(req->drbs_to_be_setup_length == resp->drbs_to_be_setup_length);
AssertFatal(req->drbs_to_be_setup_length == 0, "not implmented\n");
/* TODO: set up GTP tunnel for DL, and fill UL TEID in resp */
DevAssert(req->srbs_to_be_setup_length == resp->srbs_to_be_setup_length);
MessageDef *msg = itti_alloc_new_message (TASK_MAC_GNB, 0, F1AP_UE_CONTEXT_SETUP_RESP);
f1ap_ue_context_setup_t *f1ap_msg = &F1AP_UE_CONTEXT_SETUP_RESP(msg);
/* copy all fields, but reallocate rrc_containers! */
*f1ap_msg = *resp;
if (resp->srbs_to_be_setup_length > 0) {
DevAssert(resp->srbs_to_be_setup != NULL);
f1ap_msg->srbs_to_be_setup_length = resp->srbs_to_be_setup_length;
f1ap_msg->srbs_to_be_setup = calloc(f1ap_msg->srbs_to_be_setup_length, sizeof(*f1ap_msg->srbs_to_be_setup));
for (int i = 0; i < f1ap_msg->srbs_to_be_setup_length; ++i)
f1ap_msg->srbs_to_be_setup[i] = resp->srbs_to_be_setup[i];
}
f1ap_msg->du_to_cu_rrc_information = malloc(sizeof(*resp->du_to_cu_rrc_information));
AssertFatal(f1ap_msg->du_to_cu_rrc_information != NULL, "out of memory\n");
f1ap_msg->du_to_cu_rrc_information_length = resp->du_to_cu_rrc_information_length;
du_to_cu_rrc_information_t *du2cu = f1ap_msg->du_to_cu_rrc_information;
du2cu->cellGroupConfig_length = resp->du_to_cu_rrc_information->cellGroupConfig_length;
du2cu->cellGroupConfig = calloc(du2cu->cellGroupConfig_length, sizeof(*du2cu->cellGroupConfig));
AssertFatal(du2cu->cellGroupConfig != NULL, "out of memory\n");
memcpy(du2cu->cellGroupConfig, resp->du_to_cu_rrc_information->cellGroupConfig, du2cu->cellGroupConfig_length);
itti_send_msg_to_task(TASK_DU_F1, 0, msg);
}
static void initial_ul_rrc_message_transfer_f1ap(module_id_t module_id, const f1ap_initial_ul_rrc_message_t *ul_rrc)
openair2/RRC/NR/mac_rrc_dl_f1ap.c
+12 -2
View File
@@ -26,8 +26,18 @@
static void ue_context_setup_request_f1ap(const f1ap_ue_context_setup_t *req)
{
(void) req;
abort();
MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_UE_CONTEXT_SETUP_REQ);
f1ap_ue_context_setup_t *f1ap_msg = &F1AP_UE_CONTEXT_SETUP_REQ(msg);
*f1ap_msg = *req;
AssertFatal(req->cu_to_du_rrc_information == NULL, "cu_to_du_rrc_information not supported yet\n");
f1ap_msg->cu_to_du_rrc_information = malloc(sizeof(*f1ap_msg->cu_to_du_rrc_information));
if (req->rrc_container_length > 0) {
f1ap_msg->rrc_container = calloc(req->rrc_container_length, sizeof(*f1ap_msg->rrc_container));
AssertFatal(f1ap_msg->rrc_container != NULL, "out of memory\n");
f1ap_msg->rrc_container_length = req->rrc_container_length;
memcpy(f1ap_msg->rrc_container, req->rrc_container, req->rrc_container_length);
}
itti_send_msg_to_task(TASK_CU_F1, 0, msg);
}
static void dl_rrc_message_transfer_f1ap(module_id_t module_id, const f1ap_dl_rrc_message_t *dl_rrc)