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Add mutual O-RAN E2SM UE ID filling info

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This commit is contained in:
Teodora
2024-03-25 13:10:44 +01:00
parent 57483eed80
commit fc4c4fc599
3 changed files with 187 additions and 0 deletions
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openair2/E2AP/RAN_FUNCTION/CMakeLists.txt
+2
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@@ -6,6 +6,7 @@ add_library(e2_ran_func_cuup STATIC
CUSTOMIZED/ran_func_pdcp.c # current implementation doesn't take split architecture into account, neither CU/DU nor CU-UP/CU-CP
CUSTOMIZED/ran_func_tc.c # currently, not implemented; therefore, filling rnd data
../flexric/test/rnd/fill_rnd_data_tc.c
O-RAN/ran_e2sm_ue_id.c
O-RAN/ran_func_kpm.c # this file should only contain PDCP-U/GTP; to be done in the future
../flexric/test/rnd/fill_rnd_data_kpm.c # this dependancy will be taken out once RAN Function Definition is implemented
O-RAN/ran_func_rc.c # this file should only contain PDCP-U/GTP; to be done in the future
@@ -23,6 +24,7 @@ add_library(e2_ran_func_du_cucp_cuup STATIC
../flexric/test/rnd/fill_rnd_data_e2_setup_req.c # this is not rnd data; it is used to fill E2 Node Component Configuration Addition List in E2 Setup Request message
CUSTOMIZED/ran_func_gtp.c # current implementation doesn't take split architecture into account, neither CU/DU nor CU-UP/CU-CP
CUSTOMIZED/ran_func_pdcp.c # current implementation doesn't take split architecture into account, neither CU/DU nor CU-UP/CU-CP
O-RAN/ran_e2sm_ue_id.c
O-RAN/ran_func_kpm.c # this file should only contain RRC/PDCP-C; to be done in the future
# when nr-softmodem is divided in separate executables
../flexric/test/rnd/fill_rnd_data_kpm.c # this dependancy will be taken out once RAN Function Definition is implemented
openair2/E2AP/RAN_FUNCTION/O-RAN/ran_e2sm_ue_id.c
+143
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@@ -0,0 +1,143 @@
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
#include "ran_e2sm_ue_id.h"
ue_id_e2sm_t fill_e2sm_gnb_ue_id_data(const gNB_RRC_UE_t *rrc_ue_context, __attribute__((unused))const uint32_t rrc_ue_id, __attribute__((unused))const ue_id_t cucp_ue_id)
{
ue_id_e2sm_t ue_id = {0};
ue_id.type = GNB_UE_ID_E2SM;
// 6.2.3.16
// Mandatory
// AMF UE NGAP ID
ue_id.gnb.amf_ue_ngap_id = rrc_ue_context->amf_ue_ngap_id;
// Mandatory
//GUAMI 6.2.3.17
ue_id.gnb.guami.plmn_id = (e2sm_plmn_t) {
.mcc = rrc_ue_context->ue_guami.mcc,
.mnc = rrc_ue_context->ue_guami.mnc,
.mnc_digit_len = rrc_ue_context->ue_guami.mnc_len
};
ue_id.gnb.guami.amf_region_id = rrc_ue_context->ue_guami.amf_region_id;
ue_id.gnb.guami.amf_set_id = rrc_ue_context->ue_guami.amf_set_id;
ue_id.gnb.guami.amf_ptr = rrc_ue_context->ue_guami.amf_pointer;
// RAN UE ID
// Optional
// 6.2.3.25
// OCTET STRING (SIZE (8))
// Defined in TS 38.473 (F1AP)
// clause 9.2.2.1
// UE CONTEXT SETUP REQUEST
ue_id.gnb.ran_ue_id = calloc(1, sizeof(uint64_t));
assert(ue_id.gnb.ran_ue_id != NULL);
*ue_id.gnb.ran_ue_id = rrc_ue_context->rrc_ue_id;
return ue_id;
}
ue_id_e2sm_t fill_e2sm_cu_ue_id_data(const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id)
{
ue_id_e2sm_t ue_id = fill_e2sm_gnb_ue_id_data(rrc_ue_context, rrc_ue_id, cucp_ue_id);
// gNB-CU UE F1AP ID List
// C-ifCUDUseparated
ue_id.gnb.gnb_cu_ue_f1ap_lst_len = 1;
ue_id.gnb.gnb_cu_ue_f1ap_lst = calloc(ue_id.gnb.gnb_cu_ue_f1ap_lst_len, sizeof(uint32_t));
assert(ue_id.gnb.gnb_cu_ue_f1ap_lst != NULL && "Memory exhausted");
ue_id.gnb.gnb_cu_ue_f1ap_lst[0] = rrc_ue_context->rrc_ue_id;
return ue_id;
}
ue_id_e2sm_t fill_e2sm_du_ue_id_data(__attribute__((unused))const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, __attribute__((unused))const ue_id_t cucp_ue_id)
{
ue_id_e2sm_t ue_id = {0};
ue_id.type = GNB_DU_UE_ID_E2SM;
// 6.2.3.21
// gNB CU UE F1AP
// Mandatory
ue_id.gnb_du.gnb_cu_ue_f1ap = rrc_ue_id;
// 6.2.3.25
// RAN UE ID
// Optional
ue_id.gnb_du.ran_ue_id = calloc(1, sizeof(uint64_t));
assert(ue_id.gnb_du.ran_ue_id != NULL);
*ue_id.gnb_du.ran_ue_id = rrc_ue_id;
return ue_id;
}
ue_id_e2sm_t fill_e2sm_cucp_ue_id_data(const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id)
{
ue_id_e2sm_t ue_id = fill_e2sm_gnb_ue_id_data(rrc_ue_context, rrc_ue_id, cucp_ue_id);
//gNB-CU-CP UE E1AP ID List
//C-ifCPUPseparated
ue_id.gnb.gnb_cu_cp_ue_e1ap_lst_len = 1;
ue_id.gnb.gnb_cu_cp_ue_e1ap_lst = calloc(ue_id.gnb.gnb_cu_cp_ue_e1ap_lst_len, sizeof(uint32_t));
assert(ue_id.gnb.gnb_cu_cp_ue_e1ap_lst != NULL && "Memory exhausted");
ue_id.gnb.gnb_cu_cp_ue_e1ap_lst[0] = rrc_ue_context->rrc_ue_id;
return ue_id;
}
ue_id_e2sm_t fill_e2sm_cuup_ue_id_data(__attribute__((unused))const gNB_RRC_UE_t *rrc_ue_context, __attribute__((unused))const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id)
{
ue_id_e2sm_t ue_id = {0};
ue_id.type = GNB_CU_UP_UE_ID_E2SM;
// 6.2.3.20
// Mandatory
ue_id.gnb_cu_up.gnb_cu_cp_ue_e1ap = cucp_ue_id; // RAN UE NGAP ID = gNB UE NGAP ID = rrc_ue_id
// 6.2.3.25
// RAN UE ID
// Optional
ue_id.gnb_cu_up.ran_ue_id = calloc(1, sizeof(uint64_t));
assert(ue_id.gnb_cu_up.ran_ue_id != NULL);
*ue_id.gnb_cu_up.ran_ue_id = cucp_ue_id; // RAN UE NGAP ID = gNB UE NGAP ID = rrc_ue_id
return ue_id;
}
get_ue_id fill_ue_id_data[END_NGRAN_NODE_TYPE] =
{
NULL,
NULL,
fill_e2sm_gnb_ue_id_data,
NULL,
NULL,
fill_e2sm_cu_ue_id_data,
NULL,
fill_e2sm_du_ue_id_data,
NULL,
fill_e2sm_cucp_ue_id_data,
fill_e2sm_cuup_ue_id_data,
};
openair2/E2AP/RAN_FUNCTION/O-RAN/ran_e2sm_ue_id.h
+42
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@@ -0,0 +1,42 @@
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
#ifndef RAN_E2SM_UE_ID_H
#define RAN_E2SM_UE_ID_H
#include "openair2/E2AP/flexric/src/agent/../sm/sm_io.h"
#include "openair2/RRC/NR/rrc_gNB_UE_context.h"
ue_id_e2sm_t fill_e2sm_gnb_ue_id_data(const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id);
ue_id_e2sm_t fill_e2sm_cu_ue_id_data(const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id);
ue_id_e2sm_t fill_e2sm_du_ue_id_data(const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id);
ue_id_e2sm_t fill_e2sm_cucp_ue_id_data(const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id);
ue_id_e2sm_t fill_e2sm_cuup_ue_id_data(const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id);
typedef ue_id_e2sm_t (*get_ue_id)(const gNB_RRC_UE_t *rrc_ue_context, const uint32_t rrc_ue_id, const ue_id_t cucp_ue_id);
extern get_ue_id fill_ue_id_data[END_NGRAN_NODE_TYPE];
#endif