Add F1AP positioning information response message enc/dec + test

Reference: 3GPP 38.473 v16.21.0
Mandatory fields:
gNB-CU UE F1AP ID (supported)
gNB-DU UE F1AP ID (supported)
Optional fields:
SRS Configuration (supported)
SFN Initialisation Time (not supported)
Criticality Diagnostics (not supported)
This commit is contained in:
Rakesh Mundlamuri
2026-01-15 15:00:31 +05:30
parent 32718da5a5
commit 9cd6c68623
5 changed files with 2807 additions and 0 deletions
+313
View File
@@ -1297,6 +1297,318 @@ static void test_f1ap_positioning_information_request()
printf("%s() successful\n", __func__);
}
static void fill_srs_carrier_list(f1ap_srs_carrier_list_t *srs_carrier_list)
{
uint32_t srs_carrier_list_len = 2;
srs_carrier_list->srs_carrier_list_length = srs_carrier_list_len;
srs_carrier_list->srs_carrier_list_item = calloc_or_fail(srs_carrier_list_len, sizeof(*srs_carrier_list->srs_carrier_list_item));
for (int i = 0; i < srs_carrier_list_len; i++) {
f1ap_srs_carrier_list_item_t *srs_carrier_list_item = &srs_carrier_list->srs_carrier_list_item[i];
// pointA
srs_carrier_list_item->pointA = 87641 + i;
// Uplink Channel BW-PerSCS-List
f1ap_uplink_channel_bw_per_scs_list_t *uplink_channel_bw_per_scs_list = &srs_carrier_list_item->uplink_channel_bw_per_scs_list;
uint32_t scs_specific_carrier_list_length = 3;
uplink_channel_bw_per_scs_list->scs_specific_carrier_list_length = scs_specific_carrier_list_length;
uplink_channel_bw_per_scs_list->scs_specific_carrier =
calloc_or_fail(scs_specific_carrier_list_length, sizeof(*uplink_channel_bw_per_scs_list->scs_specific_carrier));
for (int j = 0; j < scs_specific_carrier_list_length; j++) {
f1ap_scs_specific_carrier_t *scs_specific_carrier = &uplink_channel_bw_per_scs_list->scs_specific_carrier[j];
// offset to carrier
scs_specific_carrier->offset_to_carrier = 100 + i + j;
// subcarrier spacing
scs_specific_carrier->subcarrier_spacing = F1AP_SUBCARRIER_SPACING_30KHZ;
// carrier bandwidth
scs_specific_carrier->carrier_bandwidth = 106 + i + j;
}
// Active UL BWP
f1ap_active_ul_bwp_t *active_ul_bwp = &srs_carrier_list_item->active_ul_bwp;
// location and bandwidth
active_ul_bwp->location_and_bandwidth = 2775 + i;
// subcarrier spacing
active_ul_bwp->subcarrier_spacing = F1AP_SUBCARRIER_SPACING_30KHZ;
// cyclic prefix
active_ul_bwp->cyclic_prefix = F1AP_CP_TYPE_NORMAL;
// Tx Direct Current Location
active_ul_bwp->tx_direct_current_location = 10 + i;
// SRS Config
f1ap_srs_config_t *sRSConfig = &active_ul_bwp->srs_config;
// srs_resource_list
sRSConfig->srs_resource_list = calloc_or_fail(1, sizeof(*sRSConfig->srs_resource_list));
f1ap_srs_resource_list_t *srs_resource_list = sRSConfig->srs_resource_list;
uint32_t srs_resource_list_length = 3;
srs_resource_list->srs_resource_list_length = srs_resource_list_length;
srs_resource_list->srs_resource = calloc_or_fail(srs_resource_list_length, sizeof(*srs_resource_list->srs_resource));
// SRS resource config 1 : periodic
f1ap_srs_resource_t *srs_resource = &srs_resource_list->srs_resource[0];
srs_resource->srs_resource_id = 22;
srs_resource->nr_of_srs_ports = F1AP_SRS_NUMBER_OF_PORTS_N2;
srs_resource->transmission_comb.present = F1AP_TRANSMISSION_COMB_PR_N2;
srs_resource->transmission_comb.choice.n2.comb_offset_n2 = 1;
srs_resource->transmission_comb.choice.n2.cyclic_shift_n2 = 3;
srs_resource->start_position = 8;
srs_resource->nr_of_symbols = F1AP_SRS_NUMBER_OF_SYMBOLS_N4;
srs_resource->repetition_factor = F1AP_SRS_REPETITION_FACTOR_RF2;
srs_resource->freq_domain_position = 32;
srs_resource->freq_domain_shift = 108;
srs_resource->c_srs = 31;
srs_resource->b_srs = 1;
srs_resource->b_hop = 3;
srs_resource->group_or_sequence_hopping = F1AP_GROUPORSEQUENCEHOPPING_GROUPHOPPING;
srs_resource->resource_type.present = F1AP_RESOURCE_TYPE_PR_PERIODIC;
f1ap_resource_type_periodic_t *periodic = &srs_resource->resource_type.choice.periodic;
periodic->periodicity = F1AP_SRS_RESOURCE_TYPE_PERIODICITY_SLOT16;
periodic->offset = 1000;
srs_resource->sequence_id = 18;
// SRS resource config 2 : semi-persistent
srs_resource = &srs_resource_list->srs_resource[1];
srs_resource->srs_resource_id = 24;
srs_resource->nr_of_srs_ports = F1AP_SRS_NUMBER_OF_PORTS_N4;
srs_resource->transmission_comb.present = F1AP_TRANSMISSION_COMB_PR_N4;
srs_resource->transmission_comb.choice.n2.comb_offset_n2 = 3;
srs_resource->transmission_comb.choice.n2.cyclic_shift_n2 = 5;
srs_resource->start_position = 8;
srs_resource->nr_of_symbols = F1AP_SRS_NUMBER_OF_SYMBOLS_N2;
srs_resource->repetition_factor = F1AP_SRS_REPETITION_FACTOR_RF2;
srs_resource->freq_domain_position = 32;
srs_resource->freq_domain_shift = 108;
srs_resource->c_srs = 31;
srs_resource->b_srs = 1;
srs_resource->b_hop = 3;
srs_resource->group_or_sequence_hopping = F1AP_GROUPORSEQUENCEHOPPING_GROUPHOPPING;
srs_resource->resource_type.present = F1AP_RESOURCE_TYPE_PR_SEMI_PERSISTENT;
srs_resource->resource_type.present = F1AP_RESOURCE_TYPE_PR_SEMI_PERSISTENT;
f1ap_resource_type_semi_persistent_t *semi_persistent = &srs_resource->resource_type.choice.semi_persistent;
semi_persistent->periodicity = F1AP_SRS_RESOURCE_TYPE_PERIODICITY_SLOT40;
semi_persistent->offset = 1000;
srs_resource->sequence_id = 12;
// SRS resource config 2 : aperiodic
srs_resource = &srs_resource_list->srs_resource[2];
srs_resource->srs_resource_id = 26;
srs_resource->nr_of_srs_ports = F1AP_SRS_NUMBER_OF_PORTS_N2;
srs_resource->transmission_comb.present = F1AP_TRANSMISSION_COMB_PR_N2;
srs_resource->transmission_comb.choice.n2.comb_offset_n2 = 1;
srs_resource->transmission_comb.choice.n2.cyclic_shift_n2 = 3;
srs_resource->start_position = 8;
srs_resource->nr_of_symbols = F1AP_SRS_NUMBER_OF_SYMBOLS_N4;
srs_resource->repetition_factor = F1AP_SRS_REPETITION_FACTOR_RF2;
srs_resource->freq_domain_position = 32;
srs_resource->freq_domain_shift = 108;
srs_resource->c_srs = 31;
srs_resource->b_srs = 1;
srs_resource->b_hop = 3;
srs_resource->group_or_sequence_hopping = F1AP_GROUPORSEQUENCEHOPPING_SEQUENCEHOPPING;
srs_resource->resource_type.present = F1AP_RESOURCE_TYPE_PR_APERIODIC;
// set aperiodic = 0 to enable
srs_resource->resource_type.choice.aperiodic = 0;
srs_resource->sequence_id = 10;
// optional: pos_srs_resource_list
sRSConfig->pos_srs_resource_list = calloc_or_fail(1, sizeof(*sRSConfig->pos_srs_resource_list));
f1ap_pos_srs_resource_list_t *pos_srs_resource_list = sRSConfig->pos_srs_resource_list;
uint32_t pos_srs_resource_list_length = 3;
pos_srs_resource_list->pos_srs_resource_list_length = pos_srs_resource_list_length;
pos_srs_resource_list->pos_srs_resource_item =
calloc_or_fail(pos_srs_resource_list_length, sizeof(*pos_srs_resource_list->pos_srs_resource_item));
// periodic
f1ap_pos_srs_resource_item_t *pos_srs_resource = &pos_srs_resource_list->pos_srs_resource_item[0];
pos_srs_resource->srs_pos_resource_id = 12;
pos_srs_resource->transmission_comb_pos.present = F1AP_TRANSMISSION_COMB_POS_PR_N2;
pos_srs_resource->transmission_comb_pos.choice.n2.comb_offset_n2 = 1;
pos_srs_resource->transmission_comb_pos.choice.n2.cyclic_shift_n2 = 4;
pos_srs_resource->start_position = 9;
pos_srs_resource->nr_of_symbols = F1AP_SRS_RESOURCE_ITEM_NUMBER_OF_SYMBOLS_N8;
pos_srs_resource->freq_domain_shift = 100;
pos_srs_resource->c_srs = 20;
pos_srs_resource->group_or_sequence_hopping = F1AP_GROUPORSEQUENCEHOPPING_GROUPHOPPING;
pos_srs_resource->resource_type_pos.present = F1AP_RESOURCE_TYPE_POS_PR_PERIODIC;
pos_srs_resource->resource_type_pos.choice.periodic.periodicity = F1AP_SRS_RESOURCE_TYPE_POS_PERIODICITY_SLOT5;
pos_srs_resource->resource_type_pos.choice.periodic.offset = 10;
pos_srs_resource->sequence_id = 1;
// semi-persistent
pos_srs_resource = &pos_srs_resource_list->pos_srs_resource_item[1];
pos_srs_resource->srs_pos_resource_id = 13;
pos_srs_resource->transmission_comb_pos.present = F1AP_TRANSMISSION_COMB_POS_PR_N4;
pos_srs_resource->transmission_comb_pos.choice.n4.comb_offset_n4 = 3;
pos_srs_resource->transmission_comb_pos.choice.n4.cyclic_shift_n4 = 5;
pos_srs_resource->start_position = 12;
pos_srs_resource->nr_of_symbols = F1AP_SRS_RESOURCE_ITEM_NUMBER_OF_SYMBOLS_N12;
pos_srs_resource->freq_domain_shift = 100;
pos_srs_resource->c_srs = 20;
pos_srs_resource->group_or_sequence_hopping = F1AP_GROUPORSEQUENCEHOPPING_GROUPHOPPING;
pos_srs_resource->resource_type_pos.present = F1AP_RESOURCE_TYPE_POS_PR_SEMI_PERSISTENT;
pos_srs_resource->resource_type_pos.choice.semi_persistent.periodicity = F1AP_SRS_RESOURCE_TYPE_POS_PERIODICITY_SLOT32;
pos_srs_resource->resource_type_pos.choice.semi_persistent.offset = 5;
pos_srs_resource->sequence_id = 2;
// aperiodic
pos_srs_resource = &pos_srs_resource_list->pos_srs_resource_item[2];
pos_srs_resource->srs_pos_resource_id = 14;
pos_srs_resource->transmission_comb_pos.present = F1AP_TRANSMISSION_COMB_POS_PR_N8;
pos_srs_resource->transmission_comb_pos.choice.n8.comb_offset_n8 = 5;
pos_srs_resource->transmission_comb_pos.choice.n8.cyclic_shift_n8 = 2;
pos_srs_resource->start_position = 9;
pos_srs_resource->nr_of_symbols = F1AP_SRS_RESOURCE_ITEM_NUMBER_OF_SYMBOLS_N4;
pos_srs_resource->freq_domain_shift = 100;
pos_srs_resource->c_srs = 20;
pos_srs_resource->group_or_sequence_hopping = F1AP_GROUPORSEQUENCEHOPPING_SEQUENCEHOPPING;
pos_srs_resource->resource_type_pos.present = F1AP_RESOURCE_TYPE_POS_PR_APERIODIC;
pos_srs_resource->resource_type_pos.choice.periodic.periodicity = F1AP_SRS_RESOURCE_TYPE_POS_PERIODICITY_SLOT5;
pos_srs_resource->resource_type_pos.choice.aperiodic.slot_offset = 31;
pos_srs_resource->sequence_id = 3;
// optional: srs_resource_set_list
sRSConfig->srs_resource_set_list = calloc_or_fail(1, sizeof(*sRSConfig->srs_resource_set_list));
f1ap_srs_resource_set_list_t *srs_resource_set_list = sRSConfig->srs_resource_set_list;
uint32_t srs_resource_set_list_length = 3;
srs_resource_set_list->srs_resource_set_list_length = srs_resource_set_list_length;
srs_resource_set_list->srs_resource_set =
calloc_or_fail(srs_resource_set_list_length, sizeof(*srs_resource_set_list->srs_resource_set));
// periodic
f1ap_srs_resource_set_t *srs_resource_set = &srs_resource_set_list->srs_resource_set[0];
srs_resource_set->srs_resource_set_id = 0;
uint8_t srs_resource_id_list_length = 5;
srs_resource_set->srs_resource_id_list.srs_resource_id_list_length = srs_resource_id_list_length;
srs_resource_set->srs_resource_id_list.srs_resource_id =
calloc_or_fail(srs_resource_id_list_length, sizeof(*srs_resource_set->srs_resource_id_list.srs_resource_id));
for (int k = 0; k < srs_resource_id_list_length; k++) {
srs_resource_set->srs_resource_id_list.srs_resource_id[k] = k;
}
srs_resource_set->resource_set_type.present = F1AP_RESOURCE_SET_TYPE_PR_PERIODIC;
// set periodic = 0 to enable
srs_resource_set->resource_set_type.choice.periodic = 0;
// semi-persistent
srs_resource_set = &srs_resource_set_list->srs_resource_set[1];
srs_resource_set->srs_resource_set_id = 1;
srs_resource_id_list_length = 5;
srs_resource_set->srs_resource_id_list.srs_resource_id_list_length = srs_resource_id_list_length;
srs_resource_set->srs_resource_id_list.srs_resource_id =
calloc_or_fail(srs_resource_id_list_length, sizeof(srs_resource_set->srs_resource_id_list.srs_resource_id));
for (int k = 0; k < srs_resource_id_list_length; k++) {
srs_resource_set->srs_resource_id_list.srs_resource_id[k] = k;
}
srs_resource_set->resource_set_type.present = F1AP_RESOURCE_SET_TYPE_PR_SEMI_PERSISTENT;
// set semi_persistent = 0 to enable
srs_resource_set->resource_set_type.choice.semi_persistent = 0;
// aperiodic
srs_resource_set = &srs_resource_set_list->srs_resource_set[2];
srs_resource_set->srs_resource_set_id = 2;
srs_resource_id_list_length = 5;
srs_resource_set->srs_resource_id_list.srs_resource_id_list_length = srs_resource_id_list_length;
srs_resource_set->srs_resource_id_list.srs_resource_id =
calloc_or_fail(srs_resource_id_list_length, sizeof(*srs_resource_set->srs_resource_id_list.srs_resource_id));
for (int k = 0; k < srs_resource_id_list_length; k++) {
srs_resource_set->srs_resource_id_list.srs_resource_id[k] = k;
}
srs_resource_set->resource_set_type.present = F1AP_RESOURCE_SET_TYPE_PR_APERIODIC;
srs_resource_set->resource_set_type.choice.aperiodic.srs_resource_trigger = 2;
srs_resource_set->resource_set_type.choice.aperiodic.slot_offset = 20;
// optional: pos_srs_resource_set_list
sRSConfig->pos_srs_resource_set_list = calloc_or_fail(1, sizeof(*sRSConfig->pos_srs_resource_set_list));
f1ap_pos_srs_resource_set_list_t *pos_srs_resource_set_list = sRSConfig->pos_srs_resource_set_list;
uint32_t pos_srs_resource_set_list_length = 3;
pos_srs_resource_set_list->pos_srs_resource_set_list_length = pos_srs_resource_set_list_length;
pos_srs_resource_set_list->pos_srs_resource_set_item =
calloc_or_fail(pos_srs_resource_set_list_length, sizeof(*pos_srs_resource_set_list->pos_srs_resource_set_item));
// periodic
f1ap_pos_srs_resource_set_item_t *pos_srs_resource_set = &pos_srs_resource_set_list->pos_srs_resource_set_item[0];
pos_srs_resource_set->pos_srs_resource_set_id = 0;
uint8_t pos_srs_resource_id_list_length = 5;
pos_srs_resource_set->pos_srs_resource_id_list.pos_srs_resource_id_list_length = pos_srs_resource_id_list_length;
pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id =
calloc_or_fail(pos_srs_resource_id_list_length,
sizeof(*pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id));
for (int k = 0; k < pos_srs_resource_id_list_length; k++) {
pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id[k] = k;
}
pos_srs_resource_set->pos_resource_set_type.present = F1AP_POS_RESOURCE_SET_TYPE_PR_PERIODIC;
// set periodic = 0 to enable
pos_srs_resource_set->pos_resource_set_type.choice.periodic = 0;
// semi-persistent
pos_srs_resource_set = &pos_srs_resource_set_list->pos_srs_resource_set_item[1];
pos_srs_resource_set->pos_srs_resource_set_id = 1;
pos_srs_resource_id_list_length = 5;
pos_srs_resource_set->pos_srs_resource_id_list.pos_srs_resource_id_list_length = pos_srs_resource_id_list_length;
pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id =
calloc_or_fail(pos_srs_resource_id_list_length,
sizeof(*pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id));
for (int k = 0; k < pos_srs_resource_id_list_length; k++) {
pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id[k] = k;
}
pos_srs_resource_set->pos_resource_set_type.present = F1AP_POS_RESOURCE_SET_TYPE_PR_SEMI_PERSISTENT;
// set semi_persistent = 0 to enable
pos_srs_resource_set->pos_resource_set_type.choice.semi_persistent = 0;
// aperiodic
pos_srs_resource_set = &pos_srs_resource_set_list->pos_srs_resource_set_item[2];
pos_srs_resource_set->pos_srs_resource_set_id = 2;
pos_srs_resource_id_list_length = 5;
pos_srs_resource_set->pos_srs_resource_id_list.pos_srs_resource_id_list_length = pos_srs_resource_id_list_length;
pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id =
calloc_or_fail(pos_srs_resource_id_list_length,
sizeof(*pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id));
for (int k = 0; k < pos_srs_resource_id_list_length; k++) {
pos_srs_resource_set->pos_srs_resource_id_list.srs_pos_resource_id[k] = k;
}
pos_srs_resource_set->pos_resource_set_type.present = F1AP_POS_RESOURCE_SET_TYPE_PR_APERIODIC;
pos_srs_resource_set->pos_resource_set_type.choice.srs_resource = 3;
}
}
static void test_f1ap_positioning_information_response()
{
f1ap_positioning_information_resp_t orig = {
.gNB_CU_ue_id = 12,
.gNB_DU_ue_id = 19,
};
// SRS configuration
orig.srs_configuration = calloc_or_fail(1, sizeof(*orig.srs_configuration));
f1ap_srs_carrier_list_t *srs_carrier_list = &orig.srs_configuration->srs_carrier_list;
fill_srs_carrier_list(srs_carrier_list);
F1AP_F1AP_PDU_t *f1enc = encode_positioning_information_resp(&orig);
F1AP_F1AP_PDU_t *f1dec = f1ap_encode_decode(f1enc);
f1ap_msg_free(f1enc);
f1ap_positioning_information_resp_t decoded = {0};
bool ret = decode_positioning_information_resp(f1dec, &decoded);
AssertFatal(ret, "decode_positioning_information_resp(): could not decode message\n");
f1ap_msg_free(f1dec);
ret = eq_positioning_information_resp(&orig, &decoded);
AssertFatal(ret, "eq_positioning_information_resp(): decoded message doesn't match\n");
free_positioning_information_resp(&decoded);
f1ap_positioning_information_resp_t cp = cp_positioning_information_resp(&orig);
ret = eq_positioning_information_resp(&orig, &cp);
AssertFatal(ret, "eq_positioning_information_resp(): copied message doesn't match\n");
free_positioning_information_resp(&orig);
free_positioning_information_resp(&cp);
printf("%s() successful\n", __func__);
}
int main()
{
test_initial_ul_rrc_message_transfer();
@@ -1324,5 +1636,6 @@ int main()
test_f1ap_ue_context_release_command();
test_f1ap_ue_context_release_complete();
test_f1ap_positioning_information_request();
test_f1ap_positioning_information_response();
return 0;
}