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F1AP: factor DU QoS decoding into functions

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This commit is contained in:
Robert Schmidt
2024-03-15 09:51:13 +01:00
parent 2fbb41ddc5
commit 200a408e0f
1 changed files with 83 additions and 86 deletions
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openair2/F1AP/f1ap_du_ue_context_management.c
+83 -86
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@@ -39,6 +39,82 @@
#include "openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
#include "openair2/LAYER2/nr_pdcp/nr_pdcp_oai_api.h"
static void f1ap_read_drb_qos_param(const F1AP_QoSFlowLevelQoSParameters_t *asn1_qos, f1ap_qos_flow_level_qos_parameters_t *drb_qos)
{
f1ap_qos_characteristics_t *drb_qos_char = &drb_qos->qos_characteristics;
const F1AP_QoS_Characteristics_t *dRB_QoS_Char = &asn1_qos->qoS_Characteristics;
if (dRB_QoS_Char->present == F1AP_QoS_Characteristics_PR_non_Dynamic_5QI) {
drb_qos_char->qos_type = non_dynamic;
drb_qos_char->non_dynamic.fiveqi = dRB_QoS_Char->choice.non_Dynamic_5QI->fiveQI;
drb_qos_char->non_dynamic.qos_priority_level = (dRB_QoS_Char->choice.non_Dynamic_5QI->qoSPriorityLevel != NULL)
? *dRB_QoS_Char->choice.non_Dynamic_5QI->qoSPriorityLevel
: -1;
} else {
drb_qos_char->qos_type = dynamic;
drb_qos_char->dynamic.fiveqi =
(dRB_QoS_Char->choice.dynamic_5QI->fiveQI != NULL) ? *dRB_QoS_Char->choice.dynamic_5QI->fiveQI : -1;
drb_qos_char->dynamic.qos_priority_level = dRB_QoS_Char->choice.dynamic_5QI->qoSPriorityLevel;
drb_qos_char->dynamic.packet_delay_budget = dRB_QoS_Char->choice.dynamic_5QI->packetDelayBudget;
drb_qos_char->dynamic.packet_error_rate.per_scalar = dRB_QoS_Char->choice.dynamic_5QI->packetErrorRate.pER_Scalar;
drb_qos_char->dynamic.packet_error_rate.per_exponent = dRB_QoS_Char->choice.dynamic_5QI->packetErrorRate.pER_Exponent;
}
/* nGRANallocationRetentionPriority */
drb_qos->alloc_reten_priority.priority_level = asn1_qos->nGRANallocationRetentionPriority.priorityLevel;
drb_qos->alloc_reten_priority.preemption_vulnerability = asn1_qos->nGRANallocationRetentionPriority.pre_emptionVulnerability;
drb_qos->alloc_reten_priority.preemption_capability = asn1_qos->nGRANallocationRetentionPriority.pre_emptionVulnerability;
}
static void f1ap_read_flows_mapped(const F1AP_Flows_Mapped_To_DRB_List_t *asn1_flows_mapped, f1ap_flows_mapped_to_drb_t *flows_mapped, int n)
{
for (int k = 0; k < n; k++) {
f1ap_flows_mapped_to_drb_t *flows_mapped_to_drb = flows_mapped + k;
const F1AP_Flows_Mapped_To_DRB_Item_t *flows_Mapped_To_Drb = asn1_flows_mapped->list.array[0] + k;
flows_mapped_to_drb->qfi = flows_Mapped_To_Drb->qoSFlowIdentifier;
/* QoS-Flow-Level-QoS-Parameters */
{
f1ap_qos_flow_level_qos_parameters_t *flow_qos = &flows_mapped_to_drb->qos_params;
const F1AP_QoSFlowLevelQoSParameters_t *Flow_QoS = &flows_Mapped_To_Drb->qoSFlowLevelQoSParameters;
/* QoS Characteristics*/
f1ap_qos_characteristics_t *flow_qos_char = &flow_qos->qos_characteristics;
const F1AP_QoS_Characteristics_t *Flow_QoS_Char = &Flow_QoS->qoS_Characteristics;
if (Flow_QoS_Char->present == F1AP_QoS_Characteristics_PR_non_Dynamic_5QI) {
flow_qos_char->qos_type = non_dynamic;
flow_qos_char->non_dynamic.fiveqi = Flow_QoS_Char->choice.non_Dynamic_5QI->fiveQI;
flow_qos_char->non_dynamic.qos_priority_level = (Flow_QoS_Char->choice.non_Dynamic_5QI->qoSPriorityLevel != NULL)
? *Flow_QoS_Char->choice.non_Dynamic_5QI->qoSPriorityLevel
: -1;
} else {
flow_qos_char->qos_type = dynamic;
flow_qos_char->dynamic.fiveqi =
(Flow_QoS_Char->choice.dynamic_5QI->fiveQI != NULL) ? *Flow_QoS_Char->choice.dynamic_5QI->fiveQI : -1;
flow_qos_char->dynamic.qos_priority_level = Flow_QoS_Char->choice.dynamic_5QI->qoSPriorityLevel;
flow_qos_char->dynamic.packet_delay_budget = Flow_QoS_Char->choice.dynamic_5QI->packetDelayBudget;
flow_qos_char->dynamic.packet_error_rate.per_scalar = Flow_QoS_Char->choice.dynamic_5QI->packetErrorRate.pER_Scalar;
flow_qos_char->dynamic.packet_error_rate.per_exponent = Flow_QoS_Char->choice.dynamic_5QI->packetErrorRate.pER_Exponent;
}
/* nGRANallocationRetentionPriority */
flow_qos->alloc_reten_priority.priority_level = Flow_QoS->nGRANallocationRetentionPriority.priorityLevel;
flow_qos->alloc_reten_priority.preemption_vulnerability = Flow_QoS->nGRANallocationRetentionPriority.pre_emptionVulnerability;
flow_qos->alloc_reten_priority.preemption_capability = Flow_QoS->nGRANallocationRetentionPriority.pre_emptionVulnerability;
}
}
}
static void f1ap_read_drb_nssai(const F1AP_SNSSAI_t *asn1_nssai, nssai_t *nssai)
{
OCTET_STRING_TO_INT8(&asn1_nssai->sST, nssai->sst);
nssai->sd = 0xffffff;
if (asn1_nssai->sD != NULL)
memcpy((uint8_t *)&nssai->sd, asn1_nssai->sD->buf, 3);
}
int DU_handle_UE_CONTEXT_SETUP_REQUEST(instance_t instance, sctp_assoc_t assoc_id, uint32_t stream, F1AP_F1AP_PDU_t *pdu)
{
F1AP_UEContextSetupRequest_t *container;
@@ -845,101 +921,22 @@ int DU_handle_UE_CONTEXT_MODIFICATION_REQUEST(instance_t instance, sctp_assoc_t
(F1AP_QoSInformation_ExtIEs_t *)drbs_tobesetupmod_item_p->qoSInformation.choice.choice_extension;
if (ie->id == F1AP_ProtocolIE_ID_id_DRB_Information && ie->criticality == F1AP_Criticality_reject
&& ie->value.present == F1AP_QoSInformation_ExtIEs__value_PR_DRB_Information) {
F1AP_DRB_Information_t *dRB_Info = &ie->value.choice.DRB_Information;
f1ap_drb_information_t *drb_info = &f1ap_ue_context_modification_req->drbs_to_be_setup->drb_info;
/* 12.1.2.1 dRB_QoS */
{
/* QoS-Flow-Level-QoS-Parameters */
f1ap_qos_flow_level_qos_parameters_t *drb_qos = &drb_info->drb_qos;
F1AP_QoSFlowLevelQoSParameters_t *dRB_QoS = &dRB_Info->dRB_QoS;
{
/* QoS Characteristics*/
f1ap_qos_characteristics_t *drb_qos_char = &drb_qos->qos_characteristics;
F1AP_QoS_Characteristics_t *dRB_QoS_Char = &dRB_QoS->qoS_Characteristics;
const F1AP_DRB_Information_t *dRB_Info = &ie->value.choice.DRB_Information;
f1ap_drb_information_t *drb_info = &drb_p->drb_info;
if (dRB_QoS_Char->present == F1AP_QoS_Characteristics_PR_non_Dynamic_5QI) {
drb_qos_char->qos_type = non_dynamic;
drb_qos_char->non_dynamic.fiveqi = dRB_QoS_Char->choice.non_Dynamic_5QI->fiveQI;
drb_qos_char->non_dynamic.qos_priority_level = (dRB_QoS_Char->choice.non_Dynamic_5QI->qoSPriorityLevel != NULL)
? *dRB_QoS_Char->choice.non_Dynamic_5QI->qoSPriorityLevel
: -1;
} else {
drb_qos_char->qos_type = dynamic;
drb_qos_char->dynamic.fiveqi =
(dRB_QoS_Char->choice.dynamic_5QI->fiveQI != NULL) ? *dRB_QoS_Char->choice.dynamic_5QI->fiveQI : -1;
drb_qos_char->dynamic.qos_priority_level = dRB_QoS_Char->choice.dynamic_5QI->qoSPriorityLevel;
drb_qos_char->dynamic.packet_delay_budget = dRB_QoS_Char->choice.dynamic_5QI->packetDelayBudget;
drb_qos_char->dynamic.packet_error_rate.per_scalar = dRB_QoS_Char->choice.dynamic_5QI->packetErrorRate.pER_Scalar;
drb_qos_char->dynamic.packet_error_rate.per_exponent =
dRB_QoS_Char->choice.dynamic_5QI->packetErrorRate.pER_Exponent;
}
}
/* nGRANallocationRetentionPriority */
drb_qos->alloc_reten_priority.priority_level = dRB_QoS->nGRANallocationRetentionPriority.priorityLevel;
drb_qos->alloc_reten_priority.preemption_vulnerability =
dRB_QoS->nGRANallocationRetentionPriority.pre_emptionVulnerability;
drb_qos->alloc_reten_priority.preemption_capability =
dRB_QoS->nGRANallocationRetentionPriority.pre_emptionVulnerability;
} // dRB_QoS
/* QoS-Flow-Level-QoS-Parameters */
/* QoS Characteristics*/
f1ap_read_drb_qos_param(&dRB_Info->dRB_QoS, &drb_info->drb_qos);
// 12.1.2.4 flows_Mapped_To_DRB_List
drb_info->flows_to_be_setup_length = dRB_Info->flows_Mapped_To_DRB_List.list.count;
drb_info->flows_mapped_to_drb = calloc(drb_info->flows_to_be_setup_length, sizeof(f1ap_flows_mapped_to_drb_t));
AssertFatal(drb_info->flows_mapped_to_drb, "could not allocate memory for drb_p->drb_info.flows_mapped_to_drb\n");
for (int k = 0; k < drb_p->drb_info.flows_to_be_setup_length; k++) {
f1ap_flows_mapped_to_drb_t *flows_mapped_to_drb = drb_info->flows_mapped_to_drb + k;
F1AP_Flows_Mapped_To_DRB_Item_t *flows_Mapped_To_Drb = dRB_Info->flows_Mapped_To_DRB_List.list.array[0] + k;
flows_mapped_to_drb->qfi = flows_Mapped_To_Drb->qoSFlowIdentifier;
/* QoS-Flow-Level-QoS-Parameters */
{
f1ap_qos_flow_level_qos_parameters_t *flow_qos = &flows_mapped_to_drb->qos_params;
F1AP_QoSFlowLevelQoSParameters_t *Flow_QoS = &flows_Mapped_To_Drb->qoSFlowLevelQoSParameters;
/* QoS Characteristics*/
{
f1ap_qos_characteristics_t *flow_qos_char = &flow_qos->qos_characteristics;
F1AP_QoS_Characteristics_t *Flow_QoS_Char = &Flow_QoS->qoS_Characteristics;
if (Flow_QoS_Char->present == F1AP_QoS_Characteristics_PR_non_Dynamic_5QI) {
flow_qos_char->qos_type = non_dynamic;
flow_qos_char->non_dynamic.fiveqi = Flow_QoS_Char->choice.non_Dynamic_5QI->fiveQI;
flow_qos_char->non_dynamic.qos_priority_level =
(Flow_QoS_Char->choice.non_Dynamic_5QI->qoSPriorityLevel != NULL)
? *Flow_QoS_Char->choice.non_Dynamic_5QI->qoSPriorityLevel
: -1;
} else {
flow_qos_char->qos_type = dynamic;
flow_qos_char->dynamic.fiveqi =
(Flow_QoS_Char->choice.dynamic_5QI->fiveQI != NULL) ? *Flow_QoS_Char->choice.dynamic_5QI->fiveQI : -1;
flow_qos_char->dynamic.qos_priority_level = Flow_QoS_Char->choice.dynamic_5QI->qoSPriorityLevel;
flow_qos_char->dynamic.packet_delay_budget = Flow_QoS_Char->choice.dynamic_5QI->packetDelayBudget;
flow_qos_char->dynamic.packet_error_rate.per_scalar =
Flow_QoS_Char->choice.dynamic_5QI->packetErrorRate.pER_Scalar;
flow_qos_char->dynamic.packet_error_rate.per_exponent =
Flow_QoS_Char->choice.dynamic_5QI->packetErrorRate.pER_Exponent;
}
}
/* nGRANallocationRetentionPriority */
flow_qos->alloc_reten_priority.priority_level = Flow_QoS->nGRANallocationRetentionPriority.priorityLevel;
flow_qos->alloc_reten_priority.preemption_vulnerability =
Flow_QoS->nGRANallocationRetentionPriority.pre_emptionVulnerability;
flow_qos->alloc_reten_priority.preemption_capability =
Flow_QoS->nGRANallocationRetentionPriority.pre_emptionVulnerability;
}
}
f1ap_read_flows_mapped(&dRB_Info->flows_Mapped_To_DRB_List, drb_info->flows_mapped_to_drb, drb_info->flows_to_be_setup_length);
/* S-NSSAI */
OCTET_STRING_TO_INT8(&dRB_Info->sNSSAI.sST, drb_p->nssai.sst);
if (dRB_Info->sNSSAI.sD != NULL)
memcpy((uint8_t *)&drb_p->nssai.sd, dRB_Info->sNSSAI.sD->buf, 3);
else
drb_p->nssai.sd = 0xffffff;
f1ap_read_drb_nssai(&dRB_Info->sNSSAI, &drb_p->nssai);
}
}
}