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Refactoring: add utility function to fill NG PDU Session Setup item

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* fills from stored setup PDU Session in RRC list
* reduces duplicated code
This commit is contained in:
Guido Casati
2025-09-24 14:37:32 +02:00
parent bd41e8f883
commit e4a910f0bb
1 changed files with 21 additions and 23 deletions
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openair2/RRC/NR/rrc_gNB_NGAP.c
+21 -23
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@@ -493,6 +493,25 @@ static gtpu_tunnel_t cp_gtp_tunnel(const gtpu_tunnel_t in)
return out;
}
/** @brief Fill NG PDU Session Setup item from stored setup PDU Session in RRC list */
static pdusession_setup_t fill_ngap_pdusession_setup(pdusession_t *session)
{
DevAssert(session != NULL);
pdusession_setup_t out = {0};
out.pdusession_id = session->pdusession_id;
out.pdu_session_type = session->pdu_session_type;
out.n3_outgoing = cp_gtp_tunnel(session->n3_outgoing);
out.nb_of_qos_flow = session->nb_qos;
for (int q = 0; q < session->nb_qos; q++) {
out.associated_qos_flows[q].qfi = session->qos[q].qfi;
out.associated_qos_flows[q].qos_flow_mapping_ind = QOSFLOW_MAPPING_INDICATION_DL;
}
char ip_str[INET_ADDRSTRLEN] = {0};
inet_ntop(AF_INET, out.n3_outgoing.addr.buffer, ip_str, sizeof(ip_str));
LOG_I(NR_RRC, "PDU Session Setup: ID=%d, outgoing TEID=0x%08x, Addr=%s\n", out.pdusession_id, out.n3_outgoing.teid, ip_str);
return out;
}
void rrc_gNB_send_NGAP_INITIAL_CONTEXT_SETUP_RESP(gNB_RRC_INST *rrc, gNB_RRC_UE_t *UE)
{
MessageDef *msg_p = NULL;
@@ -506,14 +525,7 @@ void rrc_gNB_send_NGAP_INITIAL_CONTEXT_SETUP_RESP(gNB_RRC_INST *rrc, gNB_RRC_UE_
for (int pdusession = 0; pdusession < UE->nb_of_pdusessions; pdusession++) {
rrc_pdu_session_param_t *session = &UE->pduSession[pdusession];
if (session->status == PDU_SESSION_STATUS_DONE) {
pdu_sessions_done++;
resp->pdusessions[pdusession].pdusession_id = session->param.pdusession_id;
resp->pdusessions[pdusession].n3_outgoing = cp_gtp_tunnel(session->param.n3_outgoing);
resp->pdusessions[pdusession].nb_of_qos_flow = session->param.nb_qos;
for (int qos_flow_index = 0; qos_flow_index < session->param.nb_qos; qos_flow_index++) {
resp->pdusessions[pdusession].associated_qos_flows[qos_flow_index].qfi = session->param.qos[qos_flow_index].qfi;
resp->pdusessions[pdusession].associated_qos_flows[qos_flow_index].qos_flow_mapping_ind = QOSFLOW_MAPPING_INDICATION_DL;
}
resp->pdusessions[pdu_sessions_done++] = fill_ngap_pdusession_setup(&session->param);
} else if (session->status != PDU_SESSION_STATUS_ESTABLISHED) {
session->status = PDU_SESSION_STATUS_FAILED;
ngap_cause_t cause = {.type = NGAP_CAUSE_RADIO_NETWORK, .value = NGAP_CAUSE_RADIO_NETWORK_UNKNOWN_PDU_SESSION_ID};
@@ -696,22 +708,8 @@ void rrc_gNB_send_NGAP_PDUSESSION_SETUP_RESP(gNB_RRC_INST *rrc, gNB_RRC_UE_t *UE
for (int pdusession = 0; pdusession < UE->nb_of_pdusessions; pdusession++) {
rrc_pdu_session_param_t *session = &UE->pduSession[pdusession];
if (session->status == PDU_SESSION_STATUS_DONE) {
pdusession_setup_t *tmp = &resp->pdusessions[pdu_sessions_done];
tmp->pdusession_id = session->param.pdusession_id;
tmp->nb_of_qos_flow = session->param.nb_qos;
tmp->n3_outgoing = cp_gtp_tunnel(session->param.n3_outgoing);
tmp->pdu_session_type = session->param.pdu_session_type;
for (int qos_flow_index = 0; qos_flow_index < tmp->nb_of_qos_flow; qos_flow_index++) {
tmp->associated_qos_flows[qos_flow_index].qfi = session->param.qos[qos_flow_index].qfi;
tmp->associated_qos_flows[qos_flow_index].qos_flow_mapping_ind = QOSFLOW_MAPPING_INDICATION_DL;
}
resp->pdusessions[pdu_sessions_done++] = fill_ngap_pdusession_setup(&session->param);
session->status = PDU_SESSION_STATUS_ESTABLISHED;
char ip_str[INET_ADDRSTRLEN] = {0};
inet_ntop(AF_INET, tmp->n3_outgoing.addr.buffer, ip_str, sizeof(ip_str));
LOG_I(NR_RRC, "PDU Session Setup Response: ID=%d, outgoing TEID=0x%08x, Addr=%s\n", tmp->pdusession_id, tmp->n3_outgoing.teid, ip_str);
pdu_sessions_done++;
} else if (session->status != PDU_SESSION_STATUS_ESTABLISHED) {
session->status = PDU_SESSION_STATUS_FAILED;
pdusession_failed_t *fail = &resp->pdusessions_failed[pdu_sessions_failed];