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c9012298de30013ace9b877219d7dc8d368f98fa
openairinterface5g/openair2/RRC/NR_UE/rrc_UE.c
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mir c9012298de OSA SECU harmonization
2023-05-26 12:35:33 +02:00

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/*
* 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
*/
/* \file rrc_UE.c
* \brief RRC procedures
* \author R. Knopp, K.H. HSU
* \date 2018
* \version 0.1
* \company Eurecom / NTUST
* \email: knopp@eurecom.fr, kai-hsiang.hsu@eurecom.fr
* \note
* \warning
*/
#define RRC_UE
#define RRC_UE_C
#include "oai_asn1.h"
#include "NR_DL-DCCH-Message.h" //asn_DEF_NR_DL_DCCH_Message
#include "NR_DL-CCCH-Message.h" //asn_DEF_NR_DL_CCCH_Message
#include "NR_BCCH-BCH-Message.h" //asn_DEF_NR_BCCH_BCH_Message
#include "NR_BCCH-DL-SCH-Message.h" //asn_DEF_NR_BCCH_DL_SCH_Message
#include "NR_CellGroupConfig.h" //asn_DEF_NR_CellGroupConfig
#include "NR_BWP-Downlink.h" //asn_DEF_NR_BWP_Downlink
#include "NR_RRCReconfiguration.h"
#include "NR_MeasConfig.h"
#include "NR_UL-DCCH-Message.h"
#include "rrc_defs.h"
#include "rrc_proto.h"
#include "rrc_vars.h"
#include "LAYER2/NR_MAC_UE/mac_proto.h"
#include "COMMON/mac_rrc_primitives.h"
#include "intertask_interface.h"
#include "LAYER2/nr_rlc/nr_rlc_oai_api.h"
#include "nr-uesoftmodem.h"
#include "plmn_data.h"
#include "nr_pdcp/nr_pdcp_oai_api.h"
#include "openair3/SECU/secu_defs.h"
#include "openair3/SECU/key_nas_deriver.h"
#include "common/utils/LOG/log.h"
#include "common/utils/LOG/vcd_signal_dumper.h"
#ifndef CELLULAR
#include "RRC/NR/MESSAGES/asn1_msg.h"
#endif
#include "RRC/NAS/nas_config.h"
#include "RRC/NAS/rb_config.h"
#include "SIMULATION/TOOLS/sim.h" // for taus
#include "nr_nas_msg_sim.h"
NR_UE_RRC_INST_t *NR_UE_rrc_inst;
/* NAS Attach request with IMSI */
static const char nr_nas_attach_req_imsi[] = {
0x07, 0x41,
/* EPS Mobile identity = IMSI */
0x71, 0x08, 0x29, 0x80, 0x43, 0x21, 0x43, 0x65, 0x87,
0xF9,
/* End of EPS Mobile Identity */
0x02, 0xE0, 0xE0, 0x00, 0x20, 0x02, 0x03,
0xD0, 0x11, 0x27, 0x1A, 0x80, 0x80, 0x21, 0x10, 0x01, 0x00, 0x00,
0x10, 0x81, 0x06, 0x00, 0x00, 0x00, 0x00, 0x83, 0x06, 0x00, 0x00,
0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x0A, 0x00, 0x52, 0x12, 0xF2,
0x01, 0x27, 0x11,
};
void
nr_rrc_ue_process_ueCapabilityEnquiry(
const protocol_ctxt_t *const ctxt_pP,
NR_UECapabilityEnquiry_t *UECapabilityEnquiry,
uint8_t gNB_index
);
void
nr_rrc_ue_process_RadioBearerConfig(
const protocol_ctxt_t *const ctxt_pP,
const uint8_t gNB_index,
NR_RadioBearerConfig_t *const radioBearerConfig
);
uint8_t do_NR_RRCReconfigurationComplete(
const protocol_ctxt_t *const ctxt_pP,
uint8_t *buffer,
size_t buffer_size,
const uint8_t Transaction_id
);
void
nr_rrc_ue_generate_rrcReestablishmentComplete(
const protocol_ctxt_t *const ctxt_pP,
NR_RRCReestablishment_t *rrcReestablishment,
uint8_t gNB_index
);
mui_t nr_rrc_mui=0;
static Rrc_State_NR_t nr_rrc_get_state (module_id_t ue_mod_idP) {
return NR_UE_rrc_inst[ue_mod_idP].nrRrcState;
}
static Rrc_Sub_State_NR_t nr_rrc_get_sub_state (module_id_t ue_mod_idP) {
return NR_UE_rrc_inst[ue_mod_idP].nrRrcSubState;
}
static int nr_rrc_set_state (module_id_t ue_mod_idP, Rrc_State_NR_t state) {
AssertFatal ((RRC_STATE_FIRST_NR <= state) && (state <= RRC_STATE_LAST_NR),
"Invalid state %d!\n", state);
if (NR_UE_rrc_inst[ue_mod_idP].nrRrcState != state) {
NR_UE_rrc_inst[ue_mod_idP].nrRrcState = state;
return (1);
}
return (0);
}
static int nr_rrc_set_sub_state( module_id_t ue_mod_idP, Rrc_Sub_State_NR_t subState ) {
if (get_softmodem_params()->sa) {
switch (NR_UE_rrc_inst[ue_mod_idP].nrRrcState) {
case RRC_STATE_INACTIVE_NR:
AssertFatal ((RRC_SUB_STATE_INACTIVE_FIRST_NR <= subState) && (subState <= RRC_SUB_STATE_INACTIVE_LAST_NR),
"Invalid nr sub state %d for state %d!\n", subState, NR_UE_rrc_inst[ue_mod_idP].nrRrcState);
break;
case RRC_STATE_IDLE_NR:
AssertFatal ((RRC_SUB_STATE_IDLE_FIRST_NR <= subState) && (subState <= RRC_SUB_STATE_IDLE_LAST_NR),
"Invalid nr sub state %d for state %d!\n", subState, NR_UE_rrc_inst[ue_mod_idP].nrRrcState);
break;
case RRC_STATE_CONNECTED_NR:
AssertFatal ((RRC_SUB_STATE_CONNECTED_FIRST_NR <= subState) && (subState <= RRC_SUB_STATE_CONNECTED_LAST_NR),
"Invalid nr sub state %d for state %d!\n", subState, NR_UE_rrc_inst[ue_mod_idP].nrRrcState);
break;
}
}
if (NR_UE_rrc_inst[ue_mod_idP].nrRrcSubState != subState) {
NR_UE_rrc_inst[ue_mod_idP].nrRrcSubState = subState;
return (1);
}
return (0);
}
static void nr_rrc_addmod_srbs(int rnti,
const NR_SRB_ToAddModList_t *srb_list,
const struct NR_CellGroupConfig__rlc_BearerToAddModList *bearer_list)
{
if (srb_list == NULL || bearer_list == NULL)
return;
for (int i = 0; i < srb_list->list.count; i++) {
const NR_SRB_ToAddMod_t *srb = srb_list->list.array[i];
for (int j = 0; j < bearer_list->list.count; j++) {
const NR_RLC_BearerConfig_t *bearer = bearer_list->list.array[j];
if (bearer->servedRadioBearer != NULL
&& bearer->servedRadioBearer->present == NR_RLC_BearerConfig__servedRadioBearer_PR_srb_Identity
&& srb->srb_Identity == bearer->servedRadioBearer->choice.srb_Identity) {
nr_rlc_add_srb(rnti, srb->srb_Identity, bearer);
}
}
}
}
static void nr_rrc_addmod_drbs(int rnti,
const NR_DRB_ToAddModList_t *drb_list,
const struct NR_CellGroupConfig__rlc_BearerToAddModList *bearer_list)
{
if (drb_list == NULL || bearer_list == NULL)
return;
for (int i = 0; i < drb_list->list.count; i++) {
const NR_DRB_ToAddMod_t *drb = drb_list->list.array[i];
for (int j = 0; j < bearer_list->list.count; j++) {
const NR_RLC_BearerConfig_t *bearer = bearer_list->list.array[j];
if (bearer->servedRadioBearer != NULL
&& bearer->servedRadioBearer->present == NR_RLC_BearerConfig__servedRadioBearer_PR_drb_Identity
&& drb->drb_Identity == bearer->servedRadioBearer->choice.drb_Identity) {
nr_rlc_add_drb(rnti, drb->drb_Identity, bearer);
}
}
}
}
// from LTE-RRC DL-DCCH RRCConnectionReconfiguration nr-secondary-cell-group-config (encoded)
int8_t nr_rrc_ue_decode_secondary_cellgroup_config(const module_id_t module_id,
const uint8_t *buffer,
const uint32_t size){
NR_CellGroupConfig_t *cell_group_config = NULL;
uint32_t i;
asn_dec_rval_t dec_rval = uper_decode(NULL,
&asn_DEF_NR_CellGroupConfig,
(void **)&cell_group_config,
(uint8_t *)buffer,
size, 0, 0);
if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0)) {
LOG_E(NR_RRC, "NR_CellGroupConfig decode error\n");
for (i=0; i<size; i++)
LOG_E(NR_RRC, "%02x ",buffer[i]);
LOG_E(NR_RRC, "\n");
// free the memory
SEQUENCE_free( &asn_DEF_NR_CellGroupConfig, (void *)cell_group_config, 1 );
return -1;
}
if(NR_UE_rrc_inst[module_id].scell_group_config == NULL)
NR_UE_rrc_inst[module_id].scell_group_config = cell_group_config;
else
SEQUENCE_free(&asn_DEF_NR_CellGroupConfig, (void *)cell_group_config, 0);
return 0;
}
// from LTE-RRC DL-DCCH RRCConnectionReconfiguration nr-secondary-cell-group-config (decoded)
// RRCReconfiguration
int8_t nr_rrc_ue_process_rrcReconfiguration(const module_id_t module_id, NR_RRCReconfiguration_t *rrcReconfiguration){
switch(rrcReconfiguration->criticalExtensions.present){
case NR_RRCReconfiguration__criticalExtensions_PR_rrcReconfiguration:
if(rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig != NULL){
if(NR_UE_rrc_inst[module_id].radio_bearer_config == NULL){
NR_UE_rrc_inst[module_id].radio_bearer_config = rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig;
}else{
if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
struct NR_RadioBearerConfig *RadioBearerConfig = rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig;
xer_fprint(stdout, &asn_DEF_NR_RadioBearerConfig, (const void *) RadioBearerConfig);
}
}
}
if(rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->secondaryCellGroup != NULL){
if(get_softmodem_params()->sa || get_softmodem_params()->nsa) {
NR_CellGroupConfig_t *cellGroupConfig = NULL;
uper_decode(NULL,
&asn_DEF_NR_CellGroupConfig, //might be added prefix later
(void **)&cellGroupConfig,
(uint8_t *)rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->secondaryCellGroup->buf,
rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->secondaryCellGroup->size, 0, 0);
if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
xer_fprint(stdout, &asn_DEF_NR_CellGroupConfig, (const void *) cellGroupConfig);
}
if(NR_UE_rrc_inst[module_id].cell_group_config == NULL) {
// first time receive the configuration, just use the memory allocated from uper_decoder. TODO this is not good implementation, need to maintain RRC_INST own structure every time.
NR_UE_rrc_inst[module_id].cell_group_config = cellGroupConfig;
}else {
// after first time, update it and free the memory after.
SEQUENCE_free(&asn_DEF_NR_CellGroupConfig, (void *)NR_UE_rrc_inst[module_id].cell_group_config, 0);
NR_UE_rrc_inst[module_id].cell_group_config = cellGroupConfig;
}
if (get_softmodem_params()->nsa) {
nr_rrc_mac_config_req_scg(0, 0, cellGroupConfig);
}
}
else
nr_rrc_ue_decode_secondary_cellgroup_config(module_id,
rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->secondaryCellGroup->buf,
rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->secondaryCellGroup->size);
}
if(rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->measConfig != NULL){
if(NR_UE_rrc_inst[module_id].meas_config == NULL){
NR_UE_rrc_inst[module_id].meas_config = rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->measConfig;
}else{
// if some element need to be updated
nr_rrc_ue_process_meas_config(rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->measConfig);
}
}
if(rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->lateNonCriticalExtension != NULL){
// unuse now
}
if(rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration->nonCriticalExtension != NULL){
// unuse now
}
break;
case NR_RRCReconfiguration__criticalExtensions_PR_NOTHING:
case NR_RRCReconfiguration__criticalExtensions_PR_criticalExtensionsFuture:
default:
break;
}
return 0;
}
int8_t nr_rrc_ue_process_meas_config(NR_MeasConfig_t *meas_config){
return 0;
}
void process_nsa_message(NR_UE_RRC_INST_t *rrc, nsa_message_t nsa_message_type, void *message,int msg_len) {
module_id_t module_id=0; // TODO
switch (nsa_message_type) {
case nr_SecondaryCellGroupConfig_r15:
{
NR_RRCReconfiguration_t *RRCReconfiguration=NULL;
asn_dec_rval_t dec_rval = uper_decode_complete( NULL,
&asn_DEF_NR_RRCReconfiguration,
(void **)&RRCReconfiguration,
(uint8_t *)message,
msg_len);
if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0)) {
LOG_E(NR_RRC, "NR_RRCReconfiguration decode error\n");
// free the memory
SEQUENCE_free( &asn_DEF_NR_RRCReconfiguration, RRCReconfiguration, 1 );
return;
}
nr_rrc_ue_process_rrcReconfiguration(module_id,RRCReconfiguration);
ASN_STRUCT_FREE(asn_DEF_NR_RRCReconfiguration, RRCReconfiguration);
}
break;
case nr_RadioBearerConfigX_r15:
{
NR_RadioBearerConfig_t *RadioBearerConfig=NULL;
asn_dec_rval_t dec_rval = uper_decode_complete( NULL,
&asn_DEF_NR_RadioBearerConfig,
(void **)&RadioBearerConfig,
(uint8_t *)message,
msg_len);
if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0)) {
LOG_E(NR_RRC, "NR_RadioBearerConfig decode error\n");
// free the memory
SEQUENCE_free( &asn_DEF_NR_RadioBearerConfig, RadioBearerConfig, 1 );
return;
}
if (get_softmodem_params()->nsa) {
protocol_ctxt_t ctxt;
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, module_id, ENB_FLAG_YES, mac->crnti, 0, 0, 0);
xer_fprint(stdout, &asn_DEF_NR_RadioBearerConfig, (const void*)RadioBearerConfig);
LOG_D(NR_RRC, "Calling nr_rrc_ue_process_RadioBearerConfig() at %d with: e_rab_id = %ld, drbID = %ld, cipher_algo = %ld, key = %ld \n",
__LINE__, RadioBearerConfig->drb_ToAddModList->list.array[0]->cnAssociation->choice.eps_BearerIdentity,
RadioBearerConfig->drb_ToAddModList->list.array[0]->drb_Identity,
RadioBearerConfig->securityConfig->securityAlgorithmConfig->cipheringAlgorithm,
*RadioBearerConfig->securityConfig->keyToUse);
nr_rrc_ue_process_RadioBearerConfig(&ctxt, 0, RadioBearerConfig);
}
else if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
xer_fprint(stdout, &asn_DEF_NR_RadioBearerConfig, (const void *) RadioBearerConfig);
}
ASN_STRUCT_FREE(asn_DEF_NR_RadioBearerConfig, RadioBearerConfig);
}
break;
default:
AssertFatal(1==0,"Unknown message %d\n",nsa_message_type);
break;
}
}
NR_UE_RRC_INST_t* openair_rrc_top_init_ue_nr(char* uecap_file, char* rrc_config_path){
int nr_ue;
if(NB_NR_UE_INST > 0){
NR_UE_rrc_inst = (NR_UE_RRC_INST_t *)calloc(NB_NR_UE_INST , sizeof(NR_UE_RRC_INST_t));
for(nr_ue=0;nr_ue<NB_NR_UE_INST;nr_ue++){
// fill UE-NR-Capability @ UE-CapabilityRAT-Container here.
NR_UE_rrc_inst[nr_ue].selected_plmn_identity = 1;
// TODO: Put the appropriate list of SIBs
NR_UE_rrc_inst[nr_ue].requested_SI_List.buf = CALLOC(1,4);
NR_UE_rrc_inst[nr_ue].requested_SI_List.buf[0] = SIB2 | SIB3 | SIB5; // SIB2 - SIB9
NR_UE_rrc_inst[nr_ue].requested_SI_List.buf[1] = 0; // SIB10 - SIB17
NR_UE_rrc_inst[nr_ue].requested_SI_List.buf[2] = 0; // SIB18 - SIB25
NR_UE_rrc_inst[nr_ue].requested_SI_List.buf[3] = 0; // SIB26 - SIB32
NR_UE_rrc_inst[nr_ue].requested_SI_List.size= 4;
NR_UE_rrc_inst[nr_ue].requested_SI_List.bits_unused= 0;
NR_UE_rrc_inst[nr_ue].ra_trigger = RA_NOT_RUNNING;
}
NR_UE_rrc_inst->uecap_file = uecap_file;
if (get_softmodem_params()->phy_test==1 || get_softmodem_params()->do_ra==1) {
// read in files for RRCReconfiguration and RBconfig
FILE *fd;
char filename[1024];
if (rrc_config_path)
sprintf(filename,"%s/reconfig.raw",rrc_config_path);
else
sprintf(filename,"reconfig.raw");
fd = fopen(filename,"r");
char buffer[1024];
AssertFatal(fd,
"cannot read file %s: errno %d, %s\n",
filename,
errno,
strerror(errno));
int msg_len=fread(buffer,1,1024,fd);
fclose(fd);
process_nsa_message(NR_UE_rrc_inst, nr_SecondaryCellGroupConfig_r15, buffer,msg_len);
if (rrc_config_path)
sprintf(filename,"%s/rbconfig.raw",rrc_config_path);
else
sprintf(filename,"rbconfig.raw");
fd = fopen(filename,"r");
AssertFatal(fd,
"cannot read file %s: errno %d, %s\n",
filename,
errno,
strerror(errno));
msg_len=fread(buffer,1,1024,fd);
fclose(fd);
process_nsa_message(NR_UE_rrc_inst, nr_RadioBearerConfigX_r15, buffer,msg_len);
}
else if (get_softmodem_params()->nsa)
{
LOG_D(NR_RRC, "In NSA mode \n");
}
}
else{
NR_UE_rrc_inst = NULL;
}
return NR_UE_rrc_inst;
}
int8_t nr_ue_process_rlc_bearer_list(NR_CellGroupConfig_t *cell_group_config){
return 0;
}
int8_t nr_ue_process_secondary_cell_list(NR_CellGroupConfig_t *cell_group_config){
return 0;
}
int8_t nr_ue_process_mac_cell_group_config(NR_MAC_CellGroupConfig_t *mac_cell_group_config){
return 0;
}
int8_t nr_ue_process_physical_cell_group_config(NR_PhysicalCellGroupConfig_t *phy_cell_group_config){
return 0;
}
int8_t nr_ue_process_spcell_config(NR_SpCellConfig_t *spcell_config){
return 0;
}
/*brief decode BCCH-BCH (MIB) message*/
int8_t nr_rrc_ue_decode_NR_BCCH_BCH_Message(const module_id_t module_id, const uint8_t gNB_index, uint8_t *const bufferP, const uint8_t buffer_len)
{
NR_BCCH_BCH_Message_t *bcch_message = NULL;
if (NR_UE_rrc_inst[module_id].mib == NULL)
LOG_A(NR_RRC, "Configuring MAC for first MIB reception\n");
asn_dec_rval_t dec_rval = uper_decode_complete(NULL, &asn_DEF_NR_BCCH_BCH_Message, (void **)&bcch_message, (const void *)bufferP, buffer_len);
int ret;
if ((dec_rval.code != RC_OK) || (dec_rval.consumed == 0)) {
LOG_E(NR_RRC, "NR_BCCH_BCH decode error\n");
ret = -1;
} else {
// link to rrc instance
ASN_STRUCT_FREE(asn_DEF_NR_MIB, NR_UE_rrc_inst[module_id].mib);
NR_UE_rrc_inst[module_id].mib = bcch_message->message.choice.mib;
bcch_message->message.choice.mib = NULL;
NR_UE_RRC_SI_INFO *SI_info = &NR_UE_rrc_inst[module_id].SInfo[gNB_index];
NR_SIB1_t *sib1 = SI_info->sib1;
// if no sib1 because not acquired yet or expired, get a new one
bool get_sib1 = sib1 == NULL;
nr_rrc_mac_config_req_mib(module_id, 0, NR_UE_rrc_inst[module_id].mib, get_sib1);
ret = 0;
}
ASN_STRUCT_FREE(asn_DEF_NR_BCCH_BCH_Message, bcch_message);
return ret;
}
const char *nr_SIBreserved( long value ) {
if (value < 0 || value > 1)
return "ERR";
if (value)
return "notReserved";
return "reserved";
}
void nr_dump_sib2( NR_SIB2_t *sib2 ){
//cellReselectionInfoCommon
//nrofSS_BlocksToAverage
if( sib2->cellReselectionInfoCommon.nrofSS_BlocksToAverage)
LOG_I( RRC, "cellReselectionInfoCommon.nrofSS_BlocksToAverage : %ld\n",
*sib2->cellReselectionInfoCommon.nrofSS_BlocksToAverage );
else
LOG_I( RRC, "cellReselectionInfoCommon->nrofSS_BlocksToAverage : not defined\n" );
//absThreshSS_BlocksConsolidation
if( sib2->cellReselectionInfoCommon.absThreshSS_BlocksConsolidation){
LOG_I( RRC, "absThreshSS_BlocksConsolidation.thresholdRSRP : %ld\n",
*sib2->cellReselectionInfoCommon.absThreshSS_BlocksConsolidation->thresholdRSRP );
LOG_I( RRC, "absThreshSS_BlocksConsolidation.thresholdRSRQ : %ld\n",
*sib2->cellReselectionInfoCommon.absThreshSS_BlocksConsolidation->thresholdRSRQ );
LOG_I( RRC, "absThreshSS_BlocksConsolidation.thresholdSINR : %ld\n",
*sib2->cellReselectionInfoCommon.absThreshSS_BlocksConsolidation->thresholdSINR );
} else
LOG_I( RRC, "cellReselectionInfoCommon->absThreshSS_BlocksConsolidation : not defined\n" );
//q_Hyst
LOG_I( RRC, "cellReselectionInfoCommon.q_Hyst : %ld\n",
sib2->cellReselectionInfoCommon.q_Hyst );
//speedStateReselectionPars
if( sib2->cellReselectionInfoCommon.speedStateReselectionPars){
LOG_I( RRC, "speedStateReselectionPars->mobilityStateParameters.t_Evaluation : %ld\n",
sib2->cellReselectionInfoCommon.speedStateReselectionPars->mobilityStateParameters.t_Evaluation);
LOG_I( RRC, "speedStateReselectionPars->mobilityStateParameters.t_HystNormal : %ld\n",
sib2->cellReselectionInfoCommon.speedStateReselectionPars->mobilityStateParameters.t_HystNormal);
LOG_I( RRC, "speedStateReselectionPars->mobilityStateParameters.n_CellChangeMedium : %ld\n",
sib2->cellReselectionInfoCommon.speedStateReselectionPars->mobilityStateParameters.n_CellChangeMedium);
LOG_I( RRC, "speedStateReselectionPars->mobilityStateParameters.n_CellChangeHigh : %ld\n",
sib2->cellReselectionInfoCommon.speedStateReselectionPars->mobilityStateParameters.n_CellChangeHigh);
LOG_I( RRC, "speedStateReselectionPars->q_HystSF.sf_Medium : %ld\n",
sib2->cellReselectionInfoCommon.speedStateReselectionPars->q_HystSF.sf_Medium);
LOG_I( RRC, "speedStateReselectionPars->q_HystSF.sf_High : %ld\n",
sib2->cellReselectionInfoCommon.speedStateReselectionPars->q_HystSF.sf_High);
} else
LOG_I( RRC, "cellReselectionInfoCommon->speedStateReselectionPars : not defined\n" );
//cellReselectionServingFreqInfo
if( sib2->cellReselectionServingFreqInfo.s_NonIntraSearchP)
LOG_I( RRC, "cellReselectionServingFreqInfo.s_NonIntraSearchP : %ld\n",
*sib2->cellReselectionServingFreqInfo.s_NonIntraSearchP );
else
LOG_I( RRC, "cellReselectionServingFreqInfo->s_NonIntraSearchP : not defined\n" );
if( sib2->cellReselectionServingFreqInfo.s_NonIntraSearchQ)
LOG_I( RRC, "cellReselectionServingFreqInfo.s_NonIntraSearchQ : %ld\n",
*sib2->cellReselectionServingFreqInfo.s_NonIntraSearchQ );
else
LOG_I( RRC, "cellReselectionServingFreqInfo->s_NonIntraSearchQ : not defined\n" );
LOG_I( RRC, "cellReselectionServingFreqInfo.threshServingLowP : %ld\n",
sib2->cellReselectionServingFreqInfo.threshServingLowP );
if( sib2->cellReselectionServingFreqInfo.threshServingLowQ)
LOG_I( RRC, "cellReselectionServingFreqInfo.threshServingLowQ : %ld\n",
*sib2->cellReselectionServingFreqInfo.threshServingLowQ );
else
LOG_I( RRC, "cellReselectionServingFreqInfo->threshServingLowQ : not defined\n" );
LOG_I( RRC, "cellReselectionServingFreqInfo.cellReselectionPriority : %ld\n",
sib2->cellReselectionServingFreqInfo.cellReselectionPriority );
if( sib2->cellReselectionServingFreqInfo.cellReselectionSubPriority)
LOG_I( RRC, "cellReselectionServingFreqInfo.cellReselectionSubPriority : %ld\n",
*sib2->cellReselectionServingFreqInfo.cellReselectionSubPriority );
else
LOG_I( RRC, "cellReselectionServingFreqInfo->cellReselectionSubPriority : not defined\n" );
//intraFreqCellReselectionInfo
LOG_I( RRC, "intraFreqCellReselectionInfo.q_RxLevMin : %ld\n",
sib2->intraFreqCellReselectionInfo.q_RxLevMin );
if( sib2->intraFreqCellReselectionInfo.q_RxLevMinSUL)
LOG_I( RRC, "intraFreqCellReselectionInfo.q_RxLevMinSUL : %ld\n",
*sib2->intraFreqCellReselectionInfo.q_RxLevMinSUL );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->q_RxLevMinSUL : not defined\n" );
if( sib2->intraFreqCellReselectionInfo.q_QualMin)
LOG_I( RRC, "intraFreqCellReselectionInfo.q_QualMin : %ld\n",
*sib2->intraFreqCellReselectionInfo.q_QualMin );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->q_QualMin : not defined\n" );
LOG_I( RRC, "intraFreqCellReselectionInfo.s_IntraSearchP : %ld\n",
sib2->intraFreqCellReselectionInfo.s_IntraSearchP );
if( sib2->intraFreqCellReselectionInfo.s_IntraSearchQ)
LOG_I( RRC, "intraFreqCellReselectionInfo.s_IntraSearchQ : %ld\n",
*sib2->intraFreqCellReselectionInfo.s_IntraSearchQ );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->s_IntraSearchQ : not defined\n" );
LOG_I( RRC, "intraFreqCellReselectionInfo.t_ReselectionNR : %ld\n",
sib2->intraFreqCellReselectionInfo.t_ReselectionNR );
if( sib2->intraFreqCellReselectionInfo.frequencyBandList)
LOG_I( RRC, "intraFreqCellReselectionInfo.frequencyBandList : %p\n",
sib2->intraFreqCellReselectionInfo.frequencyBandList );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->frequencyBandList : not defined\n" );
if( sib2->intraFreqCellReselectionInfo.frequencyBandListSUL)
LOG_I( RRC, "intraFreqCellReselectionInfo.frequencyBandListSUL : %p\n",
sib2->intraFreqCellReselectionInfo.frequencyBandListSUL );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->frequencyBandListSUL : not defined\n" );
if( sib2->intraFreqCellReselectionInfo.p_Max)
LOG_I( RRC, "intraFreqCellReselectionInfo.p_Max : %ld\n",
*sib2->intraFreqCellReselectionInfo.p_Max );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->p_Max : not defined\n" );
if( sib2->intraFreqCellReselectionInfo.smtc)
LOG_I( RRC, "intraFreqCellReselectionInfo.smtc : %p\n",
sib2->intraFreqCellReselectionInfo.smtc );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->smtc : not defined\n" );
if( sib2->intraFreqCellReselectionInfo.ss_RSSI_Measurement)
LOG_I( RRC, "intraFreqCellReselectionInfo.ss_RSSI_Measurement : %p\n",
sib2->intraFreqCellReselectionInfo.ss_RSSI_Measurement );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->ss_RSSI_Measurement : not defined\n" );
if( sib2->intraFreqCellReselectionInfo.ssb_ToMeasure)
LOG_I( RRC, "intraFreqCellReselectionInfo.ssb_ToMeasure : %p\n",
sib2->intraFreqCellReselectionInfo.ssb_ToMeasure );
else
LOG_I( RRC, "intraFreqCellReselectionInfo->ssb_ToMeasure : not defined\n" );
LOG_I( RRC, "intraFreqCellReselectionInfo.deriveSSB_IndexFromCell : %d\n",
sib2->intraFreqCellReselectionInfo.deriveSSB_IndexFromCell );
}
void nr_dump_sib3( NR_SIB3_t *sib3 ) {
//intraFreqNeighCellList
if( sib3->intraFreqNeighCellList){
LOG_I( RRC, "intraFreqNeighCellList : %p\n",
sib3->intraFreqNeighCellList );
const int n = sib3->intraFreqNeighCellList->list.count;
for (int i = 0; i < n; ++i){
LOG_I( RRC, "intraFreqNeighCellList->physCellId : %ld\n",
sib3->intraFreqNeighCellList->list.array[i]->physCellId );
LOG_I( RRC, "intraFreqNeighCellList->q_OffsetCell : %ld\n",
sib3->intraFreqNeighCellList->list.array[i]->q_OffsetCell );
if( sib3->intraFreqNeighCellList->list.array[i]->q_RxLevMinOffsetCell)
LOG_I( RRC, "intraFreqNeighCellList->q_RxLevMinOffsetCell : %ld\n",
*sib3->intraFreqNeighCellList->list.array[i]->q_RxLevMinOffsetCell );
else
LOG_I( RRC, "intraFreqNeighCellList->q_RxLevMinOffsetCell : not defined\n" );
if( sib3->intraFreqNeighCellList->list.array[i]->q_RxLevMinOffsetCellSUL)
LOG_I( RRC, "intraFreqNeighCellList->q_RxLevMinOffsetCellSUL : %ld\n",
*sib3->intraFreqNeighCellList->list.array[i]->q_RxLevMinOffsetCellSUL );
else
LOG_I( RRC, "intraFreqNeighCellList->q_RxLevMinOffsetCellSUL : not defined\n" );
if( sib3->intraFreqNeighCellList->list.array[i]->q_QualMinOffsetCell)
LOG_I( RRC, "intraFreqNeighCellList->q_QualMinOffsetCell : %ld\n",
*sib3->intraFreqNeighCellList->list.array[i]->q_QualMinOffsetCell );
else
LOG_I( RRC, "intraFreqNeighCellList->q_QualMinOffsetCell : not defined\n" );
}
} else{
LOG_I( RRC, "intraFreqCellReselectionInfo : not defined\n" );
}
//intraFreqBlackCellList
if( sib3->intraFreqExcludedCellList){
LOG_I( RRC, "intraFreqExcludedCellList : %p\n",
sib3->intraFreqExcludedCellList );
const int n = sib3->intraFreqExcludedCellList->list.count;
for (int i = 0; i < n; ++i){
LOG_I( RRC, "intraFreqExcludedCellList->start : %ld\n",
sib3->intraFreqExcludedCellList->list.array[i]->start );
if( sib3->intraFreqExcludedCellList->list.array[i]->range)
LOG_I( RRC, "intraFreqExcludedCellList->range : %ld\n",
*sib3->intraFreqExcludedCellList->list.array[i]->range );
else
LOG_I( RRC, "intraFreqExcludedCellList->range : not defined\n" );
}
} else{
LOG_I( RRC, "intraFreqExcludedCellList : not defined\n" );
}
//lateNonCriticalExtension
if( sib3->lateNonCriticalExtension)
LOG_I( RRC, "lateNonCriticalExtension : %p\n",
sib3->lateNonCriticalExtension );
else
LOG_I( RRC, "lateNonCriticalExtension : not defined\n" );
}
int nr_decode_SI(const protocol_ctxt_t *const ctxt_pP, const uint8_t gNB_index)
{
NR_UE_RRC_SI_INFO *SI_info = &NR_UE_rrc_inst[ctxt_pP->module_id].SInfo[gNB_index];
NR_SystemInformation_t *si = SI_info->si;
int new_sib = 0;
NR_SIB1_t *sib1 = SI_info->sib1;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SI, VCD_FUNCTION_IN );
// Dump contents
if (si->criticalExtensions.present == NR_SystemInformation__criticalExtensions_PR_systemInformation ||
si->criticalExtensions.present == NR_SystemInformation__criticalExtensions_PR_criticalExtensionsFuture_r16) {
LOG_D( RRC, "[UE] si->criticalExtensions.choice.NR_SystemInformation_t->sib_TypeAndInfo.list.count %d\n",
si->criticalExtensions.choice.systemInformation->sib_TypeAndInfo.list.count );
} else {
LOG_D( RRC, "[UE] Unknown criticalExtension version (not Rel16)\n" );
return -1;
}
for (int i = 0; i < si->criticalExtensions.choice.systemInformation->sib_TypeAndInfo.list.count; i++) {
SystemInformation_IEs__sib_TypeAndInfo__Member *typeandinfo;
typeandinfo = si->criticalExtensions.choice.systemInformation->sib_TypeAndInfo.list.array[i];
switch(typeandinfo->present) {
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib2:
if ((SI_info->SIStatus & 2) == 0) {
SI_info->SIStatus |= 2;
//new_sib=1;
memcpy(SI_info->sib2, &typeandinfo->choice.sib2, sizeof(NR_SIB2_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB2 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
nr_dump_sib2(SI_info->sib2);
LOG_I(RRC, "[FRAME %05"PRIu32"][RRC_UE][MOD %02"PRIu8"][][--- MAC_CONFIG_REQ (SIB2 params gNB %"PRIu8") --->][MAC_UE][MOD %02"PRIu8"][]\n",
ctxt_pP->frame, ctxt_pP->module_id, gNB_index, ctxt_pP->module_id );
//TODO rrc_mac_config_req_ue
// After SI is received, prepare RRCConnectionRequest
if (NR_UE_rrc_inst[ctxt_pP->module_id].MBMS_flag < 3) { // see -Q option
if (get_softmodem_params()->sa)
nr_rrc_ue_generate_RRCSetupRequest( ctxt_pP->module_id, gNB_index );
}
}
break; // case SystemInformation_r8_IEs__sib_TypeAndInfo__Member_PR_sib2
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib3:
if ((SI_info->SIStatus & 4) == 0) {
SI_info->SIStatus |= 4;
new_sib=1;
memcpy(SI_info->sib3, &typeandinfo->choice.sib3, sizeof(LTE_SystemInformationBlockType3_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB3 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index );
nr_dump_sib3(SI_info->sib3);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib4:
if ((SI_info->SIStatus & 8) == 0) {
SI_info->SIStatus |= 8;
new_sib=1;
memcpy(SI_info->sib4, typeandinfo->choice.sib4, sizeof(NR_SIB4_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB4 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib5:
if ((SI_info->SIStatus & 16) == 0) {
SI_info->SIStatus |= 16;
new_sib=1;
memcpy(SI_info->sib5, typeandinfo->choice.sib5, sizeof(NR_SIB5_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB5 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib6:
if ((SI_info->SIStatus & 32) == 0) {
SI_info->SIStatus |= 32;
new_sib=1;
memcpy(SI_info->sib6, typeandinfo->choice.sib6, sizeof(NR_SIB6_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB6 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib7:
if ((SI_info->SIStatus & 64) == 0) {
SI_info->SIStatus |= 64;
new_sib=1;
memcpy(SI_info->sib7, typeandinfo->choice.sib7, sizeof(NR_SIB7_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB7 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib8:
if ((SI_info->SIStatus & 128) == 0) {
SI_info->SIStatus |= 128;
new_sib=1;
memcpy(SI_info->sib8, typeandinfo->choice.sib8, sizeof(NR_SIB8_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB8 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib9:
if ((SI_info->SIStatus & 256) == 0) {
SI_info->SIStatus |= 256;
new_sib=1;
memcpy(SI_info->sib9, typeandinfo->choice.sib9, sizeof(NR_SIB9_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB9 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib10_v1610:
if ((SI_info->SIStatus & 512) == 0) {
SI_info->SIStatus |= 512;
new_sib=1;
memcpy(SI_info->sib10, typeandinfo->choice.sib10_v1610, sizeof(NR_SIB10_r16_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB10 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib11_v1610:
if ((SI_info->SIStatus & 1024) == 0) {
SI_info->SIStatus |= 1024;
new_sib=1;
memcpy(SI_info->sib11, typeandinfo->choice.sib11_v1610, sizeof(NR_SIB11_r16_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB11 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib12_v1610:
if ((SI_info->SIStatus & 2048) == 0) {
SI_info->SIStatus |= 2048;
new_sib=1;
memcpy(SI_info->sib12, typeandinfo->choice.sib12_v1610, sizeof(NR_SIB12_r16_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB12 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib13_v1610:
if ((SI_info->SIStatus & 4096) == 0) {
SI_info->SIStatus |= 4096;
new_sib=1;
memcpy(SI_info->sib13, typeandinfo->choice.sib13_v1610, sizeof(NR_SIB13_r16_t));
LOG_I( RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB13 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index );
//dump_sib13(SI_info->sib13);
// adding here function to store necessary parameters for using in decode_MCCH_Message + maybe transfer to PHY layer
LOG_I(RRC, "[FRAME %05"PRIu32"][RRC_UE][MOD %02"PRIu8"][][--- MAC_CONFIG_REQ (SIB13 params gNB %"PRIu8") --->][MAC_UE][MOD %02"PRIu8"][]\n",
ctxt_pP->frame, ctxt_pP->module_id, gNB_index, ctxt_pP->module_id);
// TODO rrc_mac_config_req_ue
}
break;
case NR_SystemInformation_IEs__sib_TypeAndInfo__Member_PR_sib14_v1610:
if ((SI_info->SIStatus & 8192) == 0) {
SI_info->SIStatus |= 8192;
new_sib=1;
memcpy(SI_info->sib12, typeandinfo->choice.sib14_v1610, sizeof(NR_SIB14_r16_t));
LOG_I(RRC, "[UE %"PRIu8"] Frame %"PRIu32" Found SIB14 from gNB %"PRIu8"\n", ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
}
break;
default:
break;
}
if (new_sib == 1) {
SI_info->SIcnt++;
if (SI_info->SIcnt == sib1->si_SchedulingInfo->schedulingInfoList.list.count)
nr_rrc_set_sub_state(ctxt_pP->module_id, RRC_SUB_STATE_IDLE_SIB_COMPLETE_NR);
LOG_I(NR_RRC,"SIStatus %x, SIcnt %d/%d\n",
SI_info->SIStatus,
SI_info->SIcnt,
sib1->si_SchedulingInfo->schedulingInfoList.list.count);
}
}
//if (new_sib == 1) {
// NR_UE_rrc_inst[ctxt_pP->module_id].Info[gNB_index].SIcnt++;
// if (NR_UE_rrc_inst[ctxt_pP->module_id].Info[gNB_index].SIcnt == sib1->schedulingInfoList.list.count)
// rrc_set_sub_state( ctxt_pP->module_id, RRC_SUB_STATE_IDLE_SIB_COMPLETE );
// LOG_I(NR_RRC, "SIStatus %x, SIcnt %d/%d\n",
// NR_UE_rrc_inst[ctxt_pP->module_id].Info[gNB_index].SIStatus,
// NR_UE_rrc_inst[ctxt_pP->module_id].Info[gNB_index].SIcnt,
// sib1->schedulingInfoList.list.count);
//}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SI, VCD_FUNCTION_OUT);
return 0;
}
static int8_t check_requested_SI_List(module_id_t module_id, BIT_STRING_t requested_SI_List, NR_SIB1_t sib1) {
if(sib1.si_SchedulingInfo) {
bool SIB_to_request[32] = {};
LOG_D(RRC, "SIBs broadcasting: ");
for(int i = 0; i < sib1.si_SchedulingInfo->schedulingInfoList.list.array[0]->sib_MappingInfo.list.count; i++) {
LOG_D(RRC, "SIB%li ", sib1.si_SchedulingInfo->schedulingInfoList.list.array[0]->sib_MappingInfo.list.array[i]->type + 2);
}
LOG_D(RRC, "\n");
LOG_D(RRC, "SIBs needed by UE: ");
for(int j = 0; j < 8*requested_SI_List.size; j++) {
if( ((requested_SI_List.buf[j/8]>>(j%8))&1) == 1) {
LOG_D(RRC, "SIB%i ", j + 2);
SIB_to_request[j] = true;
for(int i = 0; i < sib1.si_SchedulingInfo->schedulingInfoList.list.array[0]->sib_MappingInfo.list.count; i++) {
if(sib1.si_SchedulingInfo->schedulingInfoList.list.array[0]->sib_MappingInfo.list.array[i]->type == j) {
SIB_to_request[j] = false;
break;
}
}
}
}
LOG_D(RRC, "\n");
LOG_D(RRC, "SIBs to request by UE: ");
bool do_ra = false;
for(int j = 0; j < 8*requested_SI_List.size; j++) {
if(SIB_to_request[j]) {
LOG_D(RRC, "SIB%i ", j + 2);
do_ra = true;
}
}
LOG_D(RRC, "\n");
if(do_ra) {
NR_UE_rrc_inst[module_id].ra_trigger = REQUEST_FOR_OTHER_SI;
get_softmodem_params()->do_ra = 1;
if(sib1.si_SchedulingInfo->si_RequestConfig) {
LOG_D(RRC, "Trigger contention-free RA procedure (ra_trigger = %i)\n", NR_UE_rrc_inst[module_id].ra_trigger);
} else {
LOG_D(RRC, "Trigger contention-based RA procedure (ra_trigger = %i)\n", NR_UE_rrc_inst[module_id].ra_trigger);
}
}
}
return 0;
}
int8_t nr_rrc_ue_generate_ra_msg(module_id_t module_id, uint8_t gNB_index) {
switch(NR_UE_rrc_inst[module_id].ra_trigger){
case INITIAL_ACCESS_FROM_RRC_IDLE:
// After SIB1 is received, prepare RRCConnectionRequest
nr_rrc_ue_generate_RRCSetupRequest(module_id,gNB_index);
break;
case RRC_CONNECTION_REESTABLISHMENT:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
break;
case DURING_HANDOVER:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
break;
case NON_SYNCHRONISED:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
break;
case TRANSITION_FROM_RRC_INACTIVE:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
break;
case TO_ESTABLISH_TA:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
break;
case REQUEST_FOR_OTHER_SI:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
break;
case BEAM_FAILURE_RECOVERY:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
break;
default:
AssertFatal(1==0, "Invalid ra_trigger value!\n");
break;
}
return 0;
}
int8_t nr_rrc_ue_decode_NR_BCCH_DL_SCH_Message(module_id_t module_id,
const uint8_t gNB_index,
uint8_t *const Sdu,
const uint8_t Sdu_len,
const uint8_t rsrq,
const uint8_t rsrp) {
NR_BCCH_DL_SCH_Message_t *bcch_message = NULL;
NR_UE_RRC_SI_INFO *SI_info = &NR_UE_rrc_inst[module_id].SInfo[gNB_index];
NR_SIB1_t *sib1 = SI_info->sib1;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_IN );
if (((SI_info->SIStatus & 1) == 1) && sib1->si_SchedulingInfo &&// SIB1 received
(SI_info->SIcnt == sib1->si_SchedulingInfo->schedulingInfoList.list.count)) {
// to prevent memory bloating
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_OUT );
return 0;
}
nr_rrc_set_sub_state( module_id, RRC_SUB_STATE_IDLE_RECEIVING_SIB_NR );
asn_dec_rval_t dec_rval = uper_decode_complete( NULL,
&asn_DEF_NR_BCCH_DL_SCH_Message,
(void **)&bcch_message,
(const void *)Sdu,
Sdu_len );
if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
xer_fprint(stdout, &asn_DEF_NR_BCCH_DL_SCH_Message,(void *)bcch_message );
}
if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0)) {
LOG_E( NR_RRC, "[UE %"PRIu8"] Failed to decode BCCH_DLSCH_MESSAGE (%zu bits)\n",
module_id,
dec_rval.consumed );
log_dump(NR_RRC, Sdu, Sdu_len, LOG_DUMP_CHAR," Received bytes:\n" );
// free the memory
SEQUENCE_free( &asn_DEF_NR_BCCH_DL_SCH_Message, (void *)bcch_message, 1 );
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_OUT );
return -1;
}
if (bcch_message->message.present == NR_BCCH_DL_SCH_MessageType_PR_c1) {
switch (bcch_message->message.choice.c1->present) {
case NR_BCCH_DL_SCH_MessageType__c1_PR_systemInformationBlockType1:
if ((SI_info->SIStatus & 1) == 0) {
if(sib1 != NULL){
SEQUENCE_free(&asn_DEF_NR_SIB1, (void *)sib1, 1 );
}
SI_info->SIStatus |= 1;
sib1 = bcch_message->message.choice.c1->choice.systemInformationBlockType1;
if (*(int64_t*)sib1 != 1) {
SI_info->sib1 = sib1;
if( g_log->log_component[NR_RRC].level >= OAILOG_DEBUG ) {
xer_fprint(stdout, &asn_DEF_NR_SIB1, (const void *) SI_info->sib1);
}
LOG_A(NR_RRC, "SIB1 decoded\n");
/// dump_SIB1();
// FIXME: improve condition for the RA trigger
// Check for on-demand not broadcasted SI
check_requested_SI_List(module_id, NR_UE_rrc_inst[module_id].requested_SI_List, *sib1);
if( nr_rrc_get_state(module_id) <= RRC_STATE_IDLE_NR ) {
NR_UE_rrc_inst[module_id].ra_trigger = INITIAL_ACCESS_FROM_RRC_IDLE;
LOG_D(PHY,"Setting state to RRC_STATE_IDLE_NR\n");
nr_rrc_set_state (module_id, RRC_STATE_IDLE_NR);
}
// take ServingCellConfigCommon and configure L1/L2
NR_UE_rrc_inst[module_id].servingCellConfigCommonSIB = sib1->servingCellConfigCommon;
nr_rrc_mac_config_req_sib1(module_id, 0, sib1->servingCellConfigCommon);
nr_rrc_ue_generate_ra_msg(module_id, gNB_index);
} else {
LOG_E(NR_RRC, "SIB1 not decoded\n");
}
}
break;
case NR_BCCH_DL_SCH_MessageType__c1_PR_systemInformation:
if ((SI_info->SIStatus & 1) == 1) {
LOG_W(NR_RRC, "Decoding SI not implemented yet\n");
// TODO: Decode SI
/*
// SIB1 with schedulingInfoList is available
NR_SystemInformation_t *si = NR_UE_rrc_inst[module_id].si[gNB_index];
memcpy( si,
bcch_message->message.choice.c1->choice.systemInformation,
sizeof(NR_SystemInformation_t) );
LOG_I(NR_RRC, "[UE %"PRIu8"] Decoding SI\n", module_id);
nr_decode_SI( ctxt_pP, gNB_index );
if (nfapi_mode == 3)
UE_mac_inst[ctxt_pP->module_id].SI_Decoded = 1;
*/
}
break;
case NR_BCCH_DL_SCH_MessageType__c1_PR_NOTHING:
default:
break;
}
}
if (nr_rrc_get_sub_state(module_id) == RRC_SUB_STATE_IDLE_SIB_COMPLETE_NR) {
//if ( (NR_UE_rrc_inst[ctxt_pP->module_id].initialNasMsg.data != NULL) || (!get_softmodem_params()->sa)) {
nr_rrc_ue_generate_RRCSetupRequest(module_id, 0);
nr_rrc_set_sub_state(module_id, RRC_SUB_STATE_IDLE_CONNECTING_NR);
//}
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_OUT );
return 0;
}
//-----------------------------------------------------------------------------
void nr_rrc_ue_process_masterCellGroup(const protocol_ctxt_t *const ctxt_pP,
uint8_t gNB_index,
OCTET_STRING_t *masterCellGroup)
//-----------------------------------------------------------------------------
{
NR_CellGroupConfig_t *cellGroupConfig=NULL;
uper_decode(NULL,
&asn_DEF_NR_CellGroupConfig, //might be added prefix later
(void **)&cellGroupConfig,
(uint8_t *)masterCellGroup->buf,
masterCellGroup->size, 0, 0);
if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
xer_fprint(stdout, &asn_DEF_NR_CellGroupConfig, (const void *) cellGroupConfig);
}
// TS 38.331 - Section 5.3.5.5.2 Reconfiguration with sync
if (cellGroupConfig->spCellConfig != NULL && cellGroupConfig->spCellConfig->reconfigurationWithSync != NULL) {
LOG_A(NR_RRC, "Received the reconfigurationWithSync in %s\n", __FUNCTION__);
NR_ReconfigurationWithSync_t *reconfigurationWithSync = cellGroupConfig->spCellConfig->reconfigurationWithSync;
NR_UE_Timers_Constants_t *timers_and_constants = &NR_UE_rrc_inst[ctxt_pP->module_id].timers_and_constants;
timers_and_constants->T304_active = 1;
switch (reconfigurationWithSync->t304) {
case NR_ReconfigurationWithSync__t304_ms100:
timers_and_constants->T304_cnt = 100;
break;
case NR_ReconfigurationWithSync__t304_ms150:
timers_and_constants->T304_cnt = 150;
break;
case NR_ReconfigurationWithSync__t304_ms200:
timers_and_constants->T304_cnt = 200;
break;
case NR_ReconfigurationWithSync__t304_ms500:
timers_and_constants->T304_cnt = 500;
break;
case NR_ReconfigurationWithSync__t304_ms1000:
timers_and_constants->T304_cnt = 1000;
break;
case NR_ReconfigurationWithSync__t304_ms2000:
timers_and_constants->T304_cnt = 2000;
break;
case NR_ReconfigurationWithSync__t304_ms10000:
timers_and_constants->T304_cnt = 10000;
break;
default:
timers_and_constants->T304_cnt = 50;
}
}
if(NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config == NULL){
NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config = calloc(1,sizeof(NR_CellGroupConfig_t));
}
if( cellGroupConfig->rlc_BearerToReleaseList != NULL){
//TODO (perform RLC bearer release as specified in 5.3.5.5.3)
}
if( cellGroupConfig->rlc_BearerToAddModList != NULL){
//TODO (perform the RLC bearer addition/modification as specified in 5.3.5.5.4)
if(NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->rlc_BearerToAddModList != NULL){
// Laurent: there are cases where the not NULL value is also not coming from a previous malloc
// so it is better to let the potential memory leak than corrupting the heap //free(NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->rlc_BearerToAddModList);
}
NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->rlc_BearerToAddModList = calloc(1, sizeof(struct NR_CellGroupConfig__rlc_BearerToAddModList));
memcpy(NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->rlc_BearerToAddModList,cellGroupConfig->rlc_BearerToAddModList,
sizeof(struct NR_CellGroupConfig__rlc_BearerToAddModList));
}
if( cellGroupConfig->mac_CellGroupConfig != NULL){
//TODO (configure the MAC entity of this cell group as specified in 5.3.5.5.5)
LOG_I(RRC, "Received mac_CellGroupConfig from gNB\n");
if(NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->mac_CellGroupConfig != NULL){
LOG_E(RRC, "UE RRC instance already contains mac CellGroupConfig which will be overwritten\n");
// Laurent: there are cases where the not NULL value is also not coming from a previous malloc
// so it is better to let the potential memory leak than corrupting the heap
//free(NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->mac_CellGroupConfig);
}
NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->mac_CellGroupConfig = malloc(sizeof(struct NR_MAC_CellGroupConfig));
memcpy(NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->mac_CellGroupConfig,cellGroupConfig->mac_CellGroupConfig,
sizeof(struct NR_MAC_CellGroupConfig));
}
if(cellGroupConfig->sCellToReleaseList != NULL) {
//TODO (perform SCell release as specified in 5.3.5.5.8)
}
if(cellGroupConfig->spCellConfig != NULL) {
if (NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config &&
NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->spCellConfig) {
memcpy(NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->spCellConfig,cellGroupConfig->spCellConfig,
sizeof(struct NR_SpCellConfig));
} else {
if (NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config)
NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->spCellConfig = cellGroupConfig->spCellConfig;
else
NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config = cellGroupConfig;
}
LOG_D(RRC,"Sending CellGroupConfig to MAC\n");
nr_rrc_mac_config_req_mcg(ctxt_pP->module_id, 0, cellGroupConfig);
//TODO (configure the SpCell as specified in 5.3.5.5.7)
}
if( cellGroupConfig->sCellToAddModList != NULL){
//TODO (perform SCell addition/modification as specified in 5.3.5.5.9)
}
if(cellGroupConfig->ext2 != NULL && cellGroupConfig->ext2->bh_RLC_ChannelToReleaseList_r16 != NULL){
//TODO (perform the BH RLC channel addition/modification as specified in 5.3.5.5.11)
}
if(cellGroupConfig->ext2 != NULL && cellGroupConfig->ext2->bh_RLC_ChannelToAddModList_r16 != NULL){
//TODO (perform the BH RLC channel addition/modification as specified in 5.3.5.5.11)
}
}
/*--------------------------------------------------*/
static void rrc_ue_generate_RRCSetupComplete(
const protocol_ctxt_t *const ctxt_pP,
const uint8_t gNB_index,
const uint8_t Transaction_id,
uint8_t sel_plmn_id){
uint8_t buffer[100];
uint8_t size;
const char *nas_msg;
int nas_msg_length;
if (get_softmodem_params()->sa) {
as_nas_info_t initialNasMsg;
nr_ue_nas_t *nas = get_ue_nas_info(ctxt_pP->module_id);
generateRegistrationRequest(&initialNasMsg, nas);
nas_msg = (char*)initialNasMsg.data;
nas_msg_length = initialNasMsg.length;
} else {
nas_msg = nr_nas_attach_req_imsi;
nas_msg_length = sizeof(nr_nas_attach_req_imsi);
}
size = do_RRCSetupComplete(ctxt_pP->module_id, buffer, sizeof(buffer),
Transaction_id, sel_plmn_id, nas_msg_length, nas_msg);
LOG_I(NR_RRC,"[UE %d][RAPROC] Frame %d : Logical Channel UL-DCCH (SRB1), Generating RRCSetupComplete (bytes%d, gNB %d)\n",
ctxt_pP->module_id,ctxt_pP->frame, size, gNB_index);
LOG_D(NR_RRC,
"[FRAME %05d][RRC_UE][MOD %02d][][--- PDCP_DATA_REQ/%d Bytes (RRCSetupComplete to gNB %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
ctxt_pP->frame,
ctxt_pP->module_id,
size,
gNB_index,
nr_rrc_mui,
ctxt_pP->module_id + NB_eNB_INST,
DCCH);
//for (int i=0;i<size;i++) printf("%02x ",buffer[i]);
//printf("\n");
nr_pdcp_data_req_srb(ctxt_pP->rntiMaybeUEid, DCCH, nr_rrc_mui++, size, buffer, deliver_pdu_srb_rlc, NULL);
}
int8_t nr_rrc_ue_decode_ccch( const protocol_ctxt_t *const ctxt_pP, const NR_SRB_INFO *const Srb_info, const uint8_t gNB_index ){
NR_DL_CCCH_Message_t *dl_ccch_msg=NULL;
asn_dec_rval_t dec_rval;
int rval=0;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_CCCH, VCD_FUNCTION_IN);
LOG_D(RRC,"[NR UE%d] Decoding DL-CCCH message (%d bytes), State %d\n",ctxt_pP->module_id,Srb_info->Rx_buffer.payload_size,
NR_UE_rrc_inst[ctxt_pP->module_id].nrRrcState);
dec_rval = uper_decode(NULL,
&asn_DEF_NR_DL_CCCH_Message,
(void **)&dl_ccch_msg,
(uint8_t *)Srb_info->Rx_buffer.Payload,
Srb_info->Rx_buffer.payload_size,0,0);
// if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
xer_fprint(stdout,&asn_DEF_NR_DL_CCCH_Message,(void *)dl_ccch_msg);
// }
if ((dec_rval.code != RC_OK) && (dec_rval.consumed==0)) {
LOG_E(RRC,"[UE %d] Frame %d : Failed to decode DL-CCCH-Message (%zu bytes)\n",ctxt_pP->module_id,ctxt_pP->frame,dec_rval.consumed);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_CCCH, VCD_FUNCTION_OUT);
return -1;
}
if (dl_ccch_msg->message.present == NR_DL_CCCH_MessageType_PR_c1) {
if (NR_UE_rrc_inst[ctxt_pP->module_id].SInfo[gNB_index].SIStatus > 0) {
switch (dl_ccch_msg->message.choice.c1->present) {
case NR_DL_CCCH_MessageType__c1_PR_NOTHING:
LOG_I(NR_RRC, "[UE%d] Frame %d : Received PR_NOTHING on DL-CCCH-Message\n",
ctxt_pP->module_id,
ctxt_pP->frame);
rval = 0;
break;
case NR_DL_CCCH_MessageType__c1_PR_rrcReject:
LOG_I(NR_RRC,
"[UE%d] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCReject \n",
ctxt_pP->module_id,
ctxt_pP->frame);
rval = 0;
break;
case NR_DL_CCCH_MessageType__c1_PR_rrcSetup:
LOG_I(NR_RRC, "[UE%d][RAPROC] Frame %d : Logical Channel DL-CCCH (SRB0), Received NR_RRCSetup RNTI %lx\n", ctxt_pP->module_id, ctxt_pP->frame, ctxt_pP->rntiMaybeUEid);
// Get configuration
// Release T300 timer
NR_UE_rrc_inst[ctxt_pP->module_id].timers_and_constants.T300_active = 0;
nr_rrc_ue_process_masterCellGroup(ctxt_pP, gNB_index, &dl_ccch_msg->message.choice.c1->choice.rrcSetup->criticalExtensions.choice.rrcSetup->masterCellGroup);
nr_rrc_ue_process_RadioBearerConfig(ctxt_pP, gNB_index, &dl_ccch_msg->message.choice.c1->choice.rrcSetup->criticalExtensions.choice.rrcSetup->radioBearerConfig);
nr_rrc_set_state(ctxt_pP->module_id, RRC_STATE_CONNECTED_NR);
nr_rrc_set_sub_state(ctxt_pP->module_id, RRC_SUB_STATE_CONNECTED_NR);
NR_UE_rrc_inst[ctxt_pP->module_id].rnti = ctxt_pP->rntiMaybeUEid;
rrc_ue_generate_RRCSetupComplete(ctxt_pP, gNB_index, dl_ccch_msg->message.choice.c1->choice.rrcSetup->rrc_TransactionIdentifier, NR_UE_rrc_inst[ctxt_pP->module_id].selected_plmn_identity);
rval = 0;
break;
default:
LOG_E(NR_RRC, "[UE%d] Frame %d : Unknown message\n",
ctxt_pP->module_id,
ctxt_pP->frame);
rval = -1;
break;
}
}
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_CCCH, VCD_FUNCTION_OUT);
return rval;
}
// from NR SRB3
int8_t nr_rrc_ue_decode_NR_DL_DCCH_Message(
const module_id_t module_id,
const uint8_t gNB_index,
const uint8_t *bufferP,
const uint32_t buffer_len ){
// uper_decode by nr R15 rrc_connection_reconfiguration
int32_t i;
NR_DL_DCCH_Message_t *nr_dl_dcch_msg = NULL;
MessageDef *msg_p;
asn_dec_rval_t dec_rval = uper_decode( NULL,
&asn_DEF_NR_DL_DCCH_Message,
(void**)&nr_dl_dcch_msg,
(uint8_t *)bufferP,
buffer_len, 0, 0);
if ((dec_rval.code != RC_OK) || (dec_rval.consumed == 0)) {
for (i=0; i<buffer_len; i++)
LOG_D(NR_RRC, "%02x ",bufferP[i]);
LOG_D(NR_RRC, "\n");
// free the memory
SEQUENCE_free( &asn_DEF_NR_DL_DCCH_Message, (void *)nr_dl_dcch_msg, 1 );
return -1;
}
if(nr_dl_dcch_msg != NULL){
switch(nr_dl_dcch_msg->message.present){
case NR_DL_DCCH_MessageType_PR_c1:
switch(nr_dl_dcch_msg->message.choice.c1->present){
case NR_DL_DCCH_MessageType__c1_PR_rrcReconfiguration:
nr_rrc_ue_process_rrcReconfiguration(module_id,nr_dl_dcch_msg->message.choice.c1->choice.rrcReconfiguration);
break;
case NR_DL_DCCH_MessageType__c1_PR_NOTHING:
case NR_DL_DCCH_MessageType__c1_PR_rrcResume:
case NR_DL_DCCH_MessageType__c1_PR_rrcRelease:
msg_p = itti_alloc_new_message(TASK_RRC_NRUE, 0, NAS_CONN_RELEASE_IND);
if((nr_dl_dcch_msg->message.choice.c1->choice.rrcRelease->criticalExtensions.present == NR_RRCRelease__criticalExtensions_PR_rrcRelease) &&
(nr_dl_dcch_msg->message.choice.c1->present == NR_DL_DCCH_MessageType__c1_PR_rrcRelease)){
nr_dl_dcch_msg->message.choice.c1->choice.rrcRelease->criticalExtensions.choice.rrcRelease->deprioritisationReq->deprioritisationTimer =
NR_RRCRelease_IEs__deprioritisationReq__deprioritisationTimer_min5;
nr_dl_dcch_msg->message.choice.c1->choice.rrcRelease->criticalExtensions.choice.rrcRelease->deprioritisationReq->deprioritisationType =
NR_RRCRelease_IEs__deprioritisationReq__deprioritisationType_frequency;
}
itti_send_msg_to_task(TASK_RRC_NRUE,module_id,msg_p);
break;
case NR_DL_DCCH_MessageType__c1_PR_rrcReestablishment:
case NR_DL_DCCH_MessageType__c1_PR_securityModeCommand:
case NR_DL_DCCH_MessageType__c1_PR_dlInformationTransfer:
case NR_DL_DCCH_MessageType__c1_PR_ueCapabilityEnquiry:
case NR_DL_DCCH_MessageType__c1_PR_counterCheck:
case NR_DL_DCCH_MessageType__c1_PR_mobilityFromNRCommand:
case NR_DL_DCCH_MessageType__c1_PR_dlDedicatedMessageSegment_r16:
case NR_DL_DCCH_MessageType__c1_PR_ueInformationRequest_r16:
case NR_DL_DCCH_MessageType__c1_PR_dlInformationTransferMRDC_r16:
case NR_DL_DCCH_MessageType__c1_PR_loggedMeasurementConfiguration_r16:
case NR_DL_DCCH_MessageType__c1_PR_spare3:
case NR_DL_DCCH_MessageType__c1_PR_spare2:
case NR_DL_DCCH_MessageType__c1_PR_spare1:
default:
// not supported or unused
break;
}
break;
case NR_DL_DCCH_MessageType_PR_NOTHING:
case NR_DL_DCCH_MessageType_PR_messageClassExtension:
default:
// not supported or unused
break;
}
// release memory allocation
SEQUENCE_free( &asn_DEF_NR_DL_DCCH_Message, (void *)nr_dl_dcch_msg, 1 );
}else{
// log..
}
return 0;
}
//-----------------------------------------------------------------------------
void
nr_rrc_ue_process_securityModeCommand(
const protocol_ctxt_t *const ctxt_pP,
NR_SecurityModeCommand_t *const securityModeCommand,
const uint8_t gNB_index
)
//-----------------------------------------------------------------------------
{
asn_enc_rval_t enc_rval;
NR_UL_DCCH_Message_t ul_dcch_msg;
uint8_t buffer[200];
int i, securityMode;
LOG_I(NR_RRC,"[UE %d] SFN/SF %d/%d: Receiving from SRB1 (DL-DCCH), Processing securityModeCommand (eNB %d)\n",
ctxt_pP->module_id,ctxt_pP->frame, ctxt_pP->subframe, gNB_index);
switch (securityModeCommand->criticalExtensions.choice.securityModeCommand->securityConfigSMC.securityAlgorithmConfig.cipheringAlgorithm) {
case NR_CipheringAlgorithm_nea0:
LOG_I(NR_RRC,"[UE %d] Security algorithm is set to nea0\n",
ctxt_pP->module_id);
securityMode= NR_CipheringAlgorithm_nea0;
break;
case NR_CipheringAlgorithm_nea1:
LOG_I(NR_RRC,"[UE %d] Security algorithm is set to nea1\n",ctxt_pP->module_id);
securityMode= NR_CipheringAlgorithm_nea1;
break;
case NR_CipheringAlgorithm_nea2:
LOG_I(NR_RRC,"[UE %d] Security algorithm is set to nea2\n",
ctxt_pP->module_id);
securityMode = NR_CipheringAlgorithm_nea2;
break;
default:
LOG_I(NR_RRC,"[UE %d] Security algorithm is set to none\n",ctxt_pP->module_id);
securityMode = NR_CipheringAlgorithm_spare1;
break;
}
NR_UE_rrc_inst[ctxt_pP->module_id].cipheringAlgorithm =
securityModeCommand->criticalExtensions.choice.securityModeCommand->securityConfigSMC.securityAlgorithmConfig.cipheringAlgorithm;
if (securityModeCommand->criticalExtensions.choice.securityModeCommand->securityConfigSMC.securityAlgorithmConfig.integrityProtAlgorithm != NULL)
{
switch (*securityModeCommand->criticalExtensions.choice.securityModeCommand->securityConfigSMC.securityAlgorithmConfig.integrityProtAlgorithm) {
case NR_IntegrityProtAlgorithm_nia1:
LOG_I(NR_RRC,"[UE %d] Integrity protection algorithm is set to nia1\n",ctxt_pP->module_id);
securityMode |= 1 << 5;
break;
case NR_IntegrityProtAlgorithm_nia2:
LOG_I(NR_RRC,"[UE %d] Integrity protection algorithm is set to nia2\n",ctxt_pP->module_id);
securityMode |= 1 << 6;
break;
default:
LOG_I(NR_RRC,"[UE %d] Integrity protection algorithm is set to none\n",ctxt_pP->module_id);
securityMode |= 0x70 ;
break;
}
NR_UE_rrc_inst[ctxt_pP->module_id].integrityProtAlgorithm =
*securityModeCommand->criticalExtensions.choice.securityModeCommand->securityConfigSMC.securityAlgorithmConfig.integrityProtAlgorithm;
}
LOG_D(NR_RRC,"[UE %d] security mode is %x \n",ctxt_pP->module_id, securityMode);
memset((void *)&ul_dcch_msg,0,sizeof(NR_UL_DCCH_Message_t));
//memset((void *)&SecurityModeCommand,0,sizeof(SecurityModeCommand_t));
ul_dcch_msg.message.present = NR_UL_DCCH_MessageType_PR_c1;
ul_dcch_msg.message.choice.c1 = calloc(1, sizeof(*ul_dcch_msg.message.choice.c1));
if (securityMode >= NO_SECURITY_MODE) {
LOG_I(NR_RRC, "rrc_ue_process_securityModeCommand, security mode complete case \n");
ul_dcch_msg.message.choice.c1->present = NR_UL_DCCH_MessageType__c1_PR_securityModeComplete;
} else {
LOG_I(NR_RRC, "rrc_ue_process_securityModeCommand, security mode failure case \n");
ul_dcch_msg.message.choice.c1->present = NR_UL_DCCH_MessageType__c1_PR_securityModeFailure;
ul_dcch_msg.message.choice.c1->present = NR_UL_DCCH_MessageType__c1_PR_securityModeComplete;
}
uint8_t kRRCenc[16] = {0};
uint8_t kUPenc[16] = {0};
uint8_t kRRCint[16] = {0};
nr_derive_key(UP_ENC_ALG,
NR_UE_rrc_inst[ctxt_pP->module_id].cipheringAlgorithm,
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb,
kUPenc);
nr_derive_key(RRC_ENC_ALG,
NR_UE_rrc_inst[ctxt_pP->module_id].cipheringAlgorithm,
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb,
kRRCenc);
nr_derive_key(RRC_INT_ALG,
NR_UE_rrc_inst[ctxt_pP->module_id].integrityProtAlgorithm,
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb,
kRRCint);
LOG_I(NR_RRC, "driving kRRCenc, kRRCint and kUPenc from KgNB="
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x\n",
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[0], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[1], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[2], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[3],
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[4], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[5], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[6], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[7],
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[8], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[9], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[10], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[11],
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[12], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[13], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[14], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[15],
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[16], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[17], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[18], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[19],
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[20], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[21], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[22], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[23],
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[24], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[25], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[26], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[27],
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[28], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[29], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[30], NR_UE_rrc_inst[ctxt_pP->module_id].kgnb[31]);
if (securityMode != 0xff) {
uint8_t security_mode =
NR_UE_rrc_inst[ctxt_pP->module_id].cipheringAlgorithm | (NR_UE_rrc_inst[ctxt_pP->module_id].integrityProtAlgorithm << 4);
nr_pdcp_config_set_security(ctxt_pP->rntiMaybeUEid, DCCH, security_mode, kRRCenc, kRRCint, kUPenc);
} else {
LOG_I(NR_RRC, "skipped pdcp_config_set_security() as securityMode == 0x%02x", securityMode);
}
if (securityModeCommand->criticalExtensions.present == NR_SecurityModeCommand__criticalExtensions_PR_securityModeCommand) {
ul_dcch_msg.message.choice.c1->choice.securityModeComplete = CALLOC(1, sizeof(NR_SecurityModeComplete_t));
ul_dcch_msg.message.choice.c1->choice.securityModeComplete->rrc_TransactionIdentifier = securityModeCommand->rrc_TransactionIdentifier;
ul_dcch_msg.message.choice.c1->choice.securityModeComplete->criticalExtensions.present = NR_SecurityModeComplete__criticalExtensions_PR_securityModeComplete;
ul_dcch_msg.message.choice.c1->choice.securityModeComplete->criticalExtensions.choice.securityModeComplete = CALLOC(1, sizeof(NR_SecurityModeComplete_IEs_t));
ul_dcch_msg.message.choice.c1->choice.securityModeComplete->criticalExtensions.choice.securityModeComplete->nonCriticalExtension =NULL;
LOG_I(NR_RRC,"[UE %d] SFN/SF %d/%d: Receiving from SRB1 (DL-DCCH), encoding securityModeComplete (gNB %d), rrc_TransactionIdentifier: %ld\n",
ctxt_pP->module_id,ctxt_pP->frame, ctxt_pP->subframe, gNB_index, securityModeCommand->rrc_TransactionIdentifier);
enc_rval = uper_encode_to_buffer(&asn_DEF_NR_UL_DCCH_Message,
NULL,
(void *)&ul_dcch_msg,
buffer,
100);
AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %jd)!\n",
enc_rval.failed_type->name, enc_rval.encoded);
if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
xer_fprint(stdout, &asn_DEF_NR_UL_DCCH_Message, (void *)&ul_dcch_msg);
}
log_dump(MAC, buffer, 16, LOG_DUMP_CHAR, "securityModeComplete payload: ");
LOG_D(NR_RRC, "securityModeComplete Encoded %zd bits (%zd bytes)\n", enc_rval.encoded, (enc_rval.encoded+7)/8);
for (i = 0; i < (enc_rval.encoded + 7) / 8; i++) {
LOG_T(NR_RRC, "%02x.", buffer[i]);
}
LOG_T(NR_RRC, "\n");
nr_pdcp_data_req_srb(ctxt_pP->rntiMaybeUEid, DCCH, nr_rrc_mui++, (enc_rval.encoded + 7) / 8, buffer, deliver_pdu_srb_rlc, NULL);
} else
LOG_W(NR_RRC,"securityModeCommand->criticalExtensions.present (%d) != NR_SecurityModeCommand__criticalExtensions_PR_securityModeCommand\n",
securityModeCommand->criticalExtensions.present);
}
//-----------------------------------------------------------------------------
void nr_rrc_ue_generate_RRCSetupRequest(module_id_t module_id, const uint8_t gNB_index) {
uint8_t i=0,rv[6];
if(NR_UE_rrc_inst[module_id].Srb0[gNB_index].Tx_buffer.payload_size ==0) {
// Get RRCConnectionRequest, fill random for now
// Generate random byte stream for contention resolution
for (i=0; i<6; i++) {
#ifdef SMBV
// if SMBV is configured the contention resolution needs to be fix for the connection procedure to succeed
rv[i]=i;
#else
rv[i]=taus()&0xff;
#endif
LOG_T(NR_RRC,"%x.",rv[i]);
}
LOG_T(NR_RRC,"\n");
NR_UE_rrc_inst[module_id].Srb0[gNB_index].Tx_buffer.payload_size =
do_RRCSetupRequest(
module_id,
(uint8_t *)NR_UE_rrc_inst[module_id].Srb0[gNB_index].Tx_buffer.Payload,
sizeof(NR_UE_rrc_inst[module_id].Srb0[gNB_index].Tx_buffer.Payload),
rv);
LOG_I(NR_RRC,"[UE %d] : Logical Channel UL-CCCH (SRB0), Generating RRCSetupRequest (bytes %d, gNB %d)\n",
module_id, NR_UE_rrc_inst[module_id].Srb0[gNB_index].Tx_buffer.payload_size, gNB_index);
for (i=0; i<NR_UE_rrc_inst[module_id].Srb0[gNB_index].Tx_buffer.payload_size; i++) {
LOG_T(NR_RRC,"%x.",NR_UE_rrc_inst[module_id].Srb0[gNB_index].Tx_buffer.Payload[i]);
//printf("%x.",NR_UE_rrc_inst[module_id].Srb0[gNB_index].Tx_buffer.Payload[i]);
}
LOG_T(NR_RRC,"\n");
//printf("\n");
/*UE_rrc_inst[ue_mod_idP].Srb0[Idx].Tx_buffer.Payload[i] = taus()&0xff;
UE_rrc_inst[ue_mod_idP].Srb0[Idx].Tx_buffer.payload_size =i; */
}
}
//-----------------------------------------------------------------------------
int32_t
nr_rrc_ue_establish_srb1(
module_id_t ue_mod_idP,
frame_t frameP,
uint8_t gNB_index,
NR_SRB_ToAddMod_t *SRB_config
)
//-----------------------------------------------------------------------------
{
// add descriptor from RRC PDU
NR_UE_rrc_inst[ue_mod_idP].Srb1[gNB_index].Active = 1;
NR_UE_rrc_inst[ue_mod_idP].Srb1[gNB_index].status = RADIO_CONFIG_OK;//RADIO CFG
NR_UE_rrc_inst[ue_mod_idP].Srb1[gNB_index].Srb_info.Srb_id = 1;
LOG_I(NR_RRC, "[UE %d], CONFIG_SRB1 %d corresponding to gNB_index %d\n", ue_mod_idP, DCCH, gNB_index);
return(0);
}
//-----------------------------------------------------------------------------
int32_t
nr_rrc_ue_establish_srb2(
module_id_t ue_mod_idP,
frame_t frameP,
uint8_t gNB_index,
NR_SRB_ToAddMod_t *SRB_config
)
//-----------------------------------------------------------------------------
{
// add descriptor from RRC PDU
NR_UE_rrc_inst[ue_mod_idP].Srb2[gNB_index].Active = 1;
NR_UE_rrc_inst[ue_mod_idP].Srb2[gNB_index].status = RADIO_CONFIG_OK;//RADIO CFG
NR_UE_rrc_inst[ue_mod_idP].Srb2[gNB_index].Srb_info.Srb_id = 2;
LOG_I(NR_RRC, "[UE %d], CONFIG_SRB2 %d corresponding to gNB_index %d\n", ue_mod_idP, DCCH1, gNB_index);
return(0);
}
//-----------------------------------------------------------------------------
int32_t
nr_rrc_ue_establish_drb(
module_id_t ue_mod_idP,
frame_t frameP,
uint8_t gNB_index,
NR_DRB_ToAddMod_t *DRB_config
)
//-----------------------------------------------------------------------------
{
// add descriptor from RRC PDU
int oip_ifup = 0, ip_addr_offset3 = 0, ip_addr_offset4 = 0;
/* avoid gcc warnings */
(void)oip_ifup;
(void)ip_addr_offset3;
(void)ip_addr_offset4;
LOG_I(NR_RRC,"[UE %d] Frame %d: processing RRCReconfiguration: reconfiguring DRB %ld\n",
ue_mod_idP, frameP, DRB_config->drb_Identity);
if(!get_softmodem_params()->sa) {
ip_addr_offset3 = 0;
ip_addr_offset4 = 1;
LOG_I(OIP, "[UE %d] trying to bring up the OAI interface %d, IP X.Y.%d.%d\n", ue_mod_idP, ip_addr_offset3+ue_mod_idP,
ip_addr_offset3+ue_mod_idP+1, ip_addr_offset4+ue_mod_idP+1);
oip_ifup = nas_config(ip_addr_offset3+ue_mod_idP+1, // interface_id
UE_NAS_USE_TUN?1:(ip_addr_offset3+ue_mod_idP+1), // third_octet
ip_addr_offset4+ue_mod_idP+1, // fourth_octet
"oip"); // interface suffix (when using kernel module)
if (oip_ifup == 0 && (!UE_NAS_USE_TUN)) { // interface is up --> send a config the DRB
LOG_I(OIP, "[UE %d] Config the ue net interface %d to send/receive pkt on DRB %ld to/from the protocol stack\n",
ue_mod_idP,
ip_addr_offset3+ue_mod_idP,
(long int)((gNB_index * NR_maxDRB) + DRB_config->drb_Identity));
rb_conf_ipv4(0,//add
ue_mod_idP,//cx align with the UE index
ip_addr_offset3+ue_mod_idP,//inst num_enb+ue_index
(gNB_index * NR_maxDRB) + DRB_config->drb_Identity,//rb
0,//dscp
ipv4_address(ip_addr_offset3+ue_mod_idP+1, ip_addr_offset4+ue_mod_idP+1),//saddr
ipv4_address(ip_addr_offset3+ue_mod_idP+1, gNB_index+1));//daddr
LOG_D(NR_RRC,"[UE %d] State = Attached (gNB %d)\n",ue_mod_idP,gNB_index);
}
}
return(0);
}
//-----------------------------------------------------------------------------
void
nr_rrc_ue_process_measConfig(
const protocol_ctxt_t *const ctxt_pP,
const uint8_t gNB_index,
NR_MeasConfig_t *const measConfig
)
//-----------------------------------------------------------------------------
{
int i;
long ind;
NR_MeasObjectToAddMod_t *measObj = NULL;
NR_ReportConfigToAddMod_t *reportConfig = NULL;
if (measConfig->measObjectToRemoveList != NULL) {
for (i = 0; i < measConfig->measObjectToRemoveList->list.count; i++) {
ind = *measConfig->measObjectToRemoveList->list.array[i];
free(NR_UE_rrc_inst[ctxt_pP->module_id].MeasObj[gNB_index][ind-1]);
}
}
if (measConfig->measObjectToAddModList != NULL) {
LOG_I(NR_RRC, "Measurement Object List is present\n");
for (i = 0; i < measConfig->measObjectToAddModList->list.count; i++) {
measObj = measConfig->measObjectToAddModList->list.array[i];
ind = measConfig->measObjectToAddModList->list.array[i]->measObjectId;
if (NR_UE_rrc_inst[ctxt_pP->module_id].MeasObj[gNB_index][ind-1]) {
LOG_D(NR_RRC, "Modifying measurement object %ld\n",ind);
memcpy((char *)NR_UE_rrc_inst[ctxt_pP->module_id].MeasObj[gNB_index][ind-1],
(char *)measObj,
sizeof(NR_MeasObjectToAddMod_t));
} else {
LOG_I(NR_RRC, "Adding measurement object %ld\n", ind);
if (measObj->measObject.present == NR_MeasObjectToAddMod__measObject_PR_measObjectNR) {
NR_UE_rrc_inst[ctxt_pP->module_id].MeasObj[gNB_index][ind-1]=measObj;
}
}
}
LOG_I(NR_RRC, "call rrc_mac_config_req \n");
// rrc_mac_config_req_ue
}
if (measConfig->reportConfigToRemoveList != NULL) {
for (i = 0; i < measConfig->reportConfigToRemoveList->list.count; i++) {
ind = *measConfig->reportConfigToRemoveList->list.array[i];
free(NR_UE_rrc_inst[ctxt_pP->module_id].ReportConfig[gNB_index][ind-1]);
}
}
if (measConfig->reportConfigToAddModList != NULL) {
LOG_I(NR_RRC,"Report Configuration List is present\n");
for (i = 0; i < measConfig->reportConfigToAddModList->list.count; i++) {
ind = measConfig->reportConfigToAddModList->list.array[i]->reportConfigId;
reportConfig = measConfig->reportConfigToAddModList->list.array[i];
if (NR_UE_rrc_inst[ctxt_pP->module_id].ReportConfig[gNB_index][ind-1]) {
LOG_I(NR_RRC, "Modifying Report Configuration %ld\n", ind-1);
memcpy((char *)NR_UE_rrc_inst[ctxt_pP->module_id].ReportConfig[gNB_index][ind-1],
(char *)measConfig->reportConfigToAddModList->list.array[i],
sizeof(NR_ReportConfigToAddMod_t));
} else {
LOG_D(NR_RRC,"Adding Report Configuration %ld %p \n", ind-1, measConfig->reportConfigToAddModList->list.array[i]);
if (reportConfig->reportConfig.present == NR_ReportConfigToAddMod__reportConfig_PR_reportConfigNR) {
NR_UE_rrc_inst[ctxt_pP->module_id].ReportConfig[gNB_index][ind-1] = measConfig->reportConfigToAddModList->list.array[i];
}
}
}
}
if (measConfig->measIdToRemoveList != NULL) {
for (i = 0; i < measConfig->measIdToRemoveList->list.count; i++) {
ind = *measConfig->measIdToRemoveList->list.array[i];
free(NR_UE_rrc_inst[ctxt_pP->module_id].MeasId[gNB_index][ind-1]);
}
}
if (measConfig->measIdToAddModList != NULL) {
for (i = 0; i < measConfig->measIdToAddModList->list.count; i++) {
ind = measConfig->measIdToAddModList->list.array[i]->measId;
if (NR_UE_rrc_inst[ctxt_pP->module_id].MeasId[gNB_index][ind-1]) {
LOG_D(NR_RRC, "Modifying Measurement ID %ld\n",ind-1);
memcpy((char *)NR_UE_rrc_inst[ctxt_pP->module_id].MeasId[gNB_index][ind-1],
(char *)measConfig->measIdToAddModList->list.array[i],
sizeof(NR_MeasIdToAddMod_t));
} else {
LOG_D(NR_RRC, "Adding Measurement ID %ld %p\n", ind-1, measConfig->measIdToAddModList->list.array[i]);
NR_UE_rrc_inst[ctxt_pP->module_id].MeasId[gNB_index][ind-1] = measConfig->measIdToAddModList->list.array[i];
}
}
}
if (measConfig->quantityConfig != NULL) {
if (NR_UE_rrc_inst[ctxt_pP->module_id].QuantityConfig[gNB_index]) {
LOG_D(NR_RRC,"Modifying Quantity Configuration \n");
memcpy((char *)NR_UE_rrc_inst[ctxt_pP->module_id].QuantityConfig[gNB_index],
(char *)measConfig->quantityConfig,
sizeof(NR_QuantityConfig_t));
} else {
LOG_D(NR_RRC, "Adding Quantity configuration\n");
NR_UE_rrc_inst[ctxt_pP->module_id].QuantityConfig[gNB_index] = measConfig->quantityConfig;
}
}
if (measConfig->measGapConfig != NULL) {
if (NR_UE_rrc_inst[ctxt_pP->module_id].measGapConfig[gNB_index]) {
memcpy((char *)NR_UE_rrc_inst[ctxt_pP->module_id].measGapConfig[gNB_index],
(char *)measConfig->measGapConfig,
sizeof(NR_MeasGapConfig_t));
} else {
NR_UE_rrc_inst[ctxt_pP->module_id].measGapConfig[gNB_index] = measConfig->measGapConfig;
}
}
if (measConfig->s_MeasureConfig->present == NR_MeasConfig__s_MeasureConfig_PR_ssb_RSRP) {
NR_UE_rrc_inst[ctxt_pP->module_id].s_measure = measConfig->s_MeasureConfig->choice.ssb_RSRP;
} else if (measConfig->s_MeasureConfig->present == NR_MeasConfig__s_MeasureConfig_PR_csi_RSRP) {
NR_UE_rrc_inst[ctxt_pP->module_id].s_measure = measConfig->s_MeasureConfig->choice.csi_RSRP;
}
}
//-----------------------------------------------------------------------------
void
nr_rrc_ue_process_RadioBearerConfig(
const protocol_ctxt_t *const ctxt_pP,
const uint8_t gNB_index,
NR_RadioBearerConfig_t *const radioBearerConfig
)
//-----------------------------------------------------------------------------
{
long SRB_id, DRB_id;
int i, cnt;
if( radioBearerConfig->srb3_ToRelease != NULL){
if( *radioBearerConfig->srb3_ToRelease == true){
//TODO (release the PDCP entity and the srb-Identity of the SRB3.)
}
}
NR_UE_RRC_INST_t *ue_rrc = &NR_UE_rrc_inst[ctxt_pP->module_id];
if (radioBearerConfig->srb_ToAddModList != NULL) {
if (radioBearerConfig->securityConfig != NULL) {
if (*radioBearerConfig->securityConfig->keyToUse == NR_SecurityConfig__keyToUse_master) {
ue_rrc->cipheringAlgorithm = radioBearerConfig->securityConfig->securityAlgorithmConfig->cipheringAlgorithm;
ue_rrc->integrityProtAlgorithm = *radioBearerConfig->securityConfig->securityAlgorithmConfig->integrityProtAlgorithm;
}
}
uint8_t kRRCenc[16] = {0};
uint8_t kRRCint[16] = {0};
nr_derive_key(RRC_ENC_ALG,
NR_UE_rrc_inst[ctxt_pP->module_id].cipheringAlgorithm,
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb,
kRRCenc);
nr_derive_key(RRC_INT_ALG,
NR_UE_rrc_inst[ctxt_pP->module_id].integrityProtAlgorithm,
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb,
kRRCint);
// Refresh SRBs
nr_pdcp_add_srbs(ctxt_pP->enb_flag,
ctxt_pP->rntiMaybeUEid,
radioBearerConfig->srb_ToAddModList,
ue_rrc->cipheringAlgorithm | (ue_rrc->integrityProtAlgorithm << 4),
kRRCenc,
kRRCint);
// Refresh SRBs
nr_rrc_addmod_srbs(ctxt_pP->rntiMaybeUEid,
radioBearerConfig->srb_ToAddModList,
ue_rrc->cell_group_config->rlc_BearerToAddModList);
for (cnt = 0; cnt < radioBearerConfig->srb_ToAddModList->list.count; cnt++) {
SRB_id = radioBearerConfig->srb_ToAddModList->list.array[cnt]->srb_Identity;
LOG_D(NR_RRC,"[UE %d]: Frame %d SRB config cnt %d (SRB%ld)\n", ctxt_pP->module_id, ctxt_pP->frame, cnt, SRB_id);
if (SRB_id == 1) {
if (NR_UE_rrc_inst[ctxt_pP->module_id].SRB1_config[gNB_index]) {
memcpy(NR_UE_rrc_inst[ctxt_pP->module_id].SRB1_config[gNB_index],
radioBearerConfig->srb_ToAddModList->list.array[cnt],
sizeof(NR_SRB_ToAddMod_t));
} else {
NR_UE_rrc_inst[ctxt_pP->module_id].SRB1_config[gNB_index] = radioBearerConfig->srb_ToAddModList->list.array[cnt];
nr_rrc_ue_establish_srb1(ctxt_pP->module_id,
ctxt_pP->frame,
gNB_index,
radioBearerConfig->srb_ToAddModList->list.array[cnt]);
LOG_I(NR_RRC, "[FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SRB1 gNB %d) --->][MAC_UE][MOD %02d][]\n",
ctxt_pP->frame, ctxt_pP->module_id, gNB_index, ctxt_pP->module_id);
nr_rrc_mac_config_req_ue_logicalChannelBearer(ctxt_pP->module_id,0,gNB_index,1,true); //todo handle mac_LogicalChannelConfig
// rrc_mac_config_req_ue
}
} else {
if (NR_UE_rrc_inst[ctxt_pP->module_id].SRB2_config[gNB_index]) {
memcpy(NR_UE_rrc_inst[ctxt_pP->module_id].SRB2_config[gNB_index],
radioBearerConfig->srb_ToAddModList->list.array[cnt], sizeof(NR_SRB_ToAddMod_t));
} else {
NR_UE_rrc_inst[ctxt_pP->module_id].SRB2_config[gNB_index] = radioBearerConfig->srb_ToAddModList->list.array[cnt];
nr_rrc_ue_establish_srb2(ctxt_pP->module_id,
ctxt_pP->frame,
gNB_index,
radioBearerConfig->srb_ToAddModList->list.array[cnt]);
LOG_I(NR_RRC, "[FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SRB2 gNB %d) --->][MAC_UE][MOD %02d][]\n",
ctxt_pP->frame, ctxt_pP->module_id, gNB_index, ctxt_pP->module_id);
nr_rrc_mac_config_req_ue_logicalChannelBearer(ctxt_pP->module_id,0,gNB_index,2,true); //todo handle mac_LogicalChannelConfig
// rrc_mac_config_req_ue
}
} // srb2
}
} // srb_ToAddModList
// Establish DRBs if present
if (radioBearerConfig->drb_ToAddModList != NULL) {
if ((NR_UE_rrc_inst[ctxt_pP->module_id].defaultDRB == NULL) &&
(radioBearerConfig->drb_ToAddModList->list.count >= 1)) {
NR_UE_rrc_inst[ctxt_pP->module_id].defaultDRB = malloc(sizeof(rb_id_t));
*NR_UE_rrc_inst[ctxt_pP->module_id].defaultDRB = radioBearerConfig->drb_ToAddModList->list.array[0]->drb_Identity;
}
for (cnt = 0; cnt < radioBearerConfig->drb_ToAddModList->list.count; cnt++) {
DRB_id = radioBearerConfig->drb_ToAddModList->list.array[cnt]->drb_Identity;
if (NR_UE_rrc_inst[ctxt_pP->module_id].DRB_config[gNB_index][DRB_id-1]) {
memcpy(NR_UE_rrc_inst[ctxt_pP->module_id].DRB_config[gNB_index][DRB_id-1],
radioBearerConfig->drb_ToAddModList->list.array[cnt], sizeof(NR_DRB_ToAddMod_t));
} else {
//LOG_D(NR_RRC, "Adding DRB %ld %p\n", DRB_id-1, radioBearerConfig->drb_ToAddModList->list.array[cnt]);
NR_UE_rrc_inst[ctxt_pP->module_id].DRB_config[gNB_index][DRB_id-1] = radioBearerConfig->drb_ToAddModList->list.array[cnt];
int j;
struct NR_CellGroupConfig__rlc_BearerToAddModList *rlc_bearer2add_list = NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->rlc_BearerToAddModList;
if (rlc_bearer2add_list != NULL) {
for(j = 0; j < rlc_bearer2add_list->list.count; j++){
if(rlc_bearer2add_list->list.array[j]->servedRadioBearer != NULL){
if(rlc_bearer2add_list->list.array[j]->servedRadioBearer->present == NR_RLC_BearerConfig__servedRadioBearer_PR_drb_Identity){
if(DRB_id == rlc_bearer2add_list->list.array[j]->servedRadioBearer->choice.drb_Identity){
LOG_I(NR_RRC, "[FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (DRB lcid %ld gNB %d) --->][MAC_UE][MOD %02d][]\n",
ctxt_pP->frame, ctxt_pP->module_id, rlc_bearer2add_list->list.array[j]->logicalChannelIdentity, 0, ctxt_pP->module_id);
nr_rrc_mac_config_req_ue_logicalChannelBearer(ctxt_pP->module_id,0,0,rlc_bearer2add_list->list.array[j]->logicalChannelIdentity,true); //todo handle mac_LogicalChannelConfig
}
}
}
}
}
}
}
uint8_t kUPenc[16] = {0};
uint8_t kUPint[16] = {0};
nr_derive_key(UP_ENC_ALG,
NR_UE_rrc_inst[ctxt_pP->module_id].cipheringAlgorithm,
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb,
kUPenc);
nr_derive_key(UP_INT_ALG,
NR_UE_rrc_inst[ctxt_pP->module_id].integrityProtAlgorithm,
NR_UE_rrc_inst[ctxt_pP->module_id].kgnb,
kUPint);
// Refresh DRBs
nr_pdcp_add_drbs(ctxt_pP->enb_flag,
ctxt_pP->rntiMaybeUEid,
0,
radioBearerConfig->drb_ToAddModList,
ue_rrc->cipheringAlgorithm | (ue_rrc->integrityProtAlgorithm << 4),
kUPenc,
kUPint,
ue_rrc->cell_group_config->rlc_BearerToAddModList);
// Refresh DRBs
nr_rrc_addmod_drbs(ctxt_pP->rntiMaybeUEid,
radioBearerConfig->drb_ToAddModList,
ue_rrc->cell_group_config->rlc_BearerToAddModList);
} // drb_ToAddModList //
if (radioBearerConfig->drb_ToReleaseList != NULL) {
for (i = 0; i < radioBearerConfig->drb_ToReleaseList->list.count; i++) {
DRB_id = *radioBearerConfig->drb_ToReleaseList->list.array[i];
free(NR_UE_rrc_inst[ctxt_pP->module_id].DRB_config[gNB_index][DRB_id-1]);
}
}
if (NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->rlc_BearerToReleaseList != NULL) {
for (i = 0; i < NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->rlc_BearerToReleaseList->list.count; i++) {
NR_LogicalChannelIdentity_t lcid = *NR_UE_rrc_inst[ctxt_pP->module_id].cell_group_config->rlc_BearerToReleaseList->list.array[i];
LOG_I(NR_RRC, "[FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (RB lcid %ld gNB %d release) --->][MAC_UE][MOD %02d][]\n",
ctxt_pP->frame, ctxt_pP->module_id, lcid, 0, ctxt_pP->module_id);
nr_rrc_mac_config_req_ue_logicalChannelBearer(ctxt_pP->module_id,0,0,lcid,false); //todo handle mac_LogicalChannelConfig
}
}
NR_UE_rrc_inst[ctxt_pP->module_id].nrRrcState = RRC_STATE_CONNECTED_NR;
LOG_I(NR_RRC,"[UE %d] State = NR_RRC_CONNECTED (gNB %d)\n", ctxt_pP->module_id, gNB_index);
}
//-----------------------------------------------------------------------------
static void rrc_ue_process_rrcReconfiguration(const protocol_ctxt_t *const ctxt_pP,
NR_RRCReconfiguration_t *rrcReconfiguration,
uint8_t gNB_index)
//-----------------------------------------------------------------------------
{
LOG_I(NR_RRC, "[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), Processing RRCReconfiguration (gNB %d)\n",
ctxt_pP->module_id, ctxt_pP->frame, gNB_index);
NR_RRCReconfiguration_IEs_t *ie = NULL;
if (rrcReconfiguration->criticalExtensions.present
== NR_RRCReconfiguration__criticalExtensions_PR_rrcReconfiguration) {
ie = rrcReconfiguration->criticalExtensions.choice.rrcReconfiguration;
if (ie->measConfig != NULL) {
LOG_I(NR_RRC, "Measurement Configuration is present\n");
// nr_rrc_ue_process_measConfig(ctxt_pP, gNB_index, ie->measConfig);
}
if((ie->nonCriticalExtension) && (ie->nonCriticalExtension->masterCellGroup!=NULL)) {
nr_rrc_ue_process_masterCellGroup(
ctxt_pP,
gNB_index,
ie->nonCriticalExtension->masterCellGroup);
}
if (ie->radioBearerConfig != NULL) {
LOG_I(NR_RRC, "radio Bearer Configuration is present\n");
nr_rrc_ue_process_RadioBearerConfig(ctxt_pP, gNB_index, ie->radioBearerConfig);
}
/* Check if there is dedicated NAS information to forward to NAS */
if ((ie->nonCriticalExtension) && (ie->nonCriticalExtension->dedicatedNAS_MessageList != NULL)) {
int list_count;
uint32_t pdu_length;
uint8_t *pdu_buffer;
MessageDef *msg_p;
for (list_count = 0; list_count < ie->nonCriticalExtension->dedicatedNAS_MessageList->list.count; list_count++) {
pdu_length = ie->nonCriticalExtension->dedicatedNAS_MessageList->list.array[list_count]->size;
pdu_buffer = ie->nonCriticalExtension->dedicatedNAS_MessageList->list.array[list_count]->buf;
msg_p = itti_alloc_new_message(TASK_RRC_NRUE, 0, NAS_CONN_ESTABLI_CNF);
NAS_CONN_ESTABLI_CNF(msg_p).errCode = AS_SUCCESS;
NAS_CONN_ESTABLI_CNF(msg_p).nasMsg.length = pdu_length;
NAS_CONN_ESTABLI_CNF(msg_p).nasMsg.data = pdu_buffer;
itti_send_msg_to_task(TASK_NAS_NRUE, ctxt_pP->instance, msg_p);
}
free (ie->nonCriticalExtension->dedicatedNAS_MessageList);
}
}
}
//-----------------------------------------------------------------------------
void nr_rrc_ue_generate_RRCReconfigurationComplete( const protocol_ctxt_t *const ctxt_pP, const uint8_t gNB_index, const uint8_t Transaction_id ) {
uint8_t buffer[32], size;
size = do_NR_RRCReconfigurationComplete(ctxt_pP, buffer, sizeof(buffer), Transaction_id);
LOG_I(NR_RRC,PROTOCOL_RRC_CTXT_UE_FMT" Logical Channel UL-DCCH (SRB1), Generating RRCReconfigurationComplete (bytes %d, gNB_index %d)\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP), size, gNB_index);
LOG_D(RLC,
"[FRAME %05d][RRC_UE][INST %02d][][--- PDCP_DATA_REQ/%d Bytes (RRCReconfigurationComplete to gNB %d MUI %d) --->][PDCP][INST %02d][RB %02d]\n",
ctxt_pP->frame,
UE_MODULE_ID_TO_INSTANCE(ctxt_pP->module_id),
size,
gNB_index,
nr_rrc_mui,
UE_MODULE_ID_TO_INSTANCE(ctxt_pP->module_id),
DCCH);
nr_pdcp_data_req_srb(ctxt_pP->rntiMaybeUEid, DCCH, nr_rrc_mui++, size, buffer, deliver_pdu_srb_rlc, NULL);
}
// from NR SRB1
//-----------------------------------------------------------------------------
int
nr_rrc_ue_decode_dcch(
const protocol_ctxt_t *const ctxt_pP,
const srb_id_t Srb_id,
const uint8_t *const Buffer,
size_t Buffer_size,
const uint8_t gNB_indexP
)
//-----------------------------------------------------------------------------
{
asn_dec_rval_t dec_rval;
NR_DL_DCCH_Message_t *dl_dcch_msg = NULL;
MessageDef *msg_p;
if (Srb_id != 1 && Srb_id != 2) {
LOG_E(NR_RRC,"[UE %d] Frame %d: Received message on DL-DCCH (SRB%ld), should not have ...\n",
ctxt_pP->module_id, ctxt_pP->frame, Srb_id);
}
LOG_D(NR_RRC, "Decoding DL-DCCH Message\n");
dec_rval = uper_decode( NULL,
&asn_DEF_NR_DL_DCCH_Message,
(void **)&dl_dcch_msg,
Buffer,
Buffer_size,
0,
0);
if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0)) {
LOG_E(NR_RRC, "Failed to decode DL-DCCH (%zu bytes)\n", dec_rval.consumed);
ASN_STRUCT_FREE(asn_DEF_NR_DL_DCCH_Message, dl_dcch_msg);
return -1;
}
if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
xer_fprint(stdout, &asn_DEF_NR_DL_DCCH_Message,(void *)dl_dcch_msg);
}
if (dl_dcch_msg->message.present == NR_DL_DCCH_MessageType_PR_c1) {
switch (dl_dcch_msg->message.choice.c1->present) {
case NR_DL_DCCH_MessageType__c1_PR_NOTHING:
LOG_I(NR_RRC, "Received PR_NOTHING on DL-DCCH-Message\n");
break;
case NR_DL_DCCH_MessageType__c1_PR_rrcReconfiguration:
{
rrc_ue_process_rrcReconfiguration(ctxt_pP,
dl_dcch_msg->message.choice.c1->choice.rrcReconfiguration,
gNB_indexP);
nr_rrc_ue_generate_RRCReconfigurationComplete(ctxt_pP,
gNB_indexP,
dl_dcch_msg->message.choice.c1->choice.rrcReconfiguration->rrc_TransactionIdentifier);
break;
}
case NR_DL_DCCH_MessageType__c1_PR_rrcResume:
case NR_DL_DCCH_MessageType__c1_PR_rrcRelease:
LOG_I(NR_RRC, "[UE %d] Received RRC Release (gNB %d)\n",
ctxt_pP->module_id, gNB_indexP);
msg_p = itti_alloc_new_message(TASK_RRC_NRUE, 0, NAS_CONN_RELEASE_IND);
if((dl_dcch_msg->message.choice.c1->choice.rrcRelease->criticalExtensions.present ==
NR_RRCRelease__criticalExtensions_PR_rrcRelease) &&
(dl_dcch_msg->message.choice.c1->present == NR_DL_DCCH_MessageType__c1_PR_rrcRelease)) {
dl_dcch_msg->message.choice.c1->choice.rrcRelease->criticalExtensions.choice.rrcRelease->deprioritisationReq->deprioritisationTimer =
NR_RRCRelease_IEs__deprioritisationReq__deprioritisationTimer_min5;
dl_dcch_msg->message.choice.c1->choice.rrcRelease->criticalExtensions.choice.rrcRelease->deprioritisationReq->deprioritisationType =
NR_RRCRelease_IEs__deprioritisationReq__deprioritisationType_frequency;
}
itti_send_msg_to_task(TASK_NAS_NRUE, ctxt_pP->instance, msg_p);
break;
case NR_DL_DCCH_MessageType__c1_PR_ueCapabilityEnquiry:
LOG_I(NR_RRC, "[UE %d] Received Capability Enquiry (gNB %d)\n", ctxt_pP->module_id,gNB_indexP);
nr_rrc_ue_process_ueCapabilityEnquiry(
ctxt_pP,
dl_dcch_msg->message.choice.c1->choice.ueCapabilityEnquiry,
gNB_indexP);
break;
case NR_DL_DCCH_MessageType__c1_PR_rrcReestablishment:
LOG_I(NR_RRC,
"[UE%d] Frame %d : Logical Channel DL-DCCH (SRB1), Received RRCReestablishment\n",
ctxt_pP->module_id,
ctxt_pP->frame);
nr_rrc_ue_generate_rrcReestablishmentComplete(
ctxt_pP,
dl_dcch_msg->message.choice.c1->choice.rrcReestablishment,
gNB_indexP);
break;
case NR_DL_DCCH_MessageType__c1_PR_dlInformationTransfer:
{
NR_DLInformationTransfer_t *dlInformationTransfer = dl_dcch_msg->message.choice.c1->choice.dlInformationTransfer;
if (dlInformationTransfer->criticalExtensions.present
== NR_DLInformationTransfer__criticalExtensions_PR_dlInformationTransfer) {
/* This message hold a dedicated info NAS payload, forward it to NAS */
NR_DedicatedNAS_Message_t *dedicatedNAS_Message =
dlInformationTransfer->criticalExtensions.choice.dlInformationTransfer->dedicatedNAS_Message;
MessageDef *msg_p;
msg_p = itti_alloc_new_message(TASK_RRC_NRUE, 0, NAS_DOWNLINK_DATA_IND);
NAS_DOWNLINK_DATA_IND(msg_p).UEid = ctxt_pP->module_id; // TODO set the UEid to something else ?
NAS_DOWNLINK_DATA_IND(msg_p).nasMsg.length = dedicatedNAS_Message->size;
NAS_DOWNLINK_DATA_IND(msg_p).nasMsg.data = dedicatedNAS_Message->buf;
itti_send_msg_to_task(TASK_NAS_NRUE, ctxt_pP->instance, msg_p);
}
}
break;
case NR_DL_DCCH_MessageType__c1_PR_mobilityFromNRCommand:
case NR_DL_DCCH_MessageType__c1_PR_dlDedicatedMessageSegment_r16:
case NR_DL_DCCH_MessageType__c1_PR_ueInformationRequest_r16:
case NR_DL_DCCH_MessageType__c1_PR_dlInformationTransferMRDC_r16:
case NR_DL_DCCH_MessageType__c1_PR_loggedMeasurementConfiguration_r16:
case NR_DL_DCCH_MessageType__c1_PR_spare3:
case NR_DL_DCCH_MessageType__c1_PR_spare2:
case NR_DL_DCCH_MessageType__c1_PR_spare1:
case NR_DL_DCCH_MessageType__c1_PR_counterCheck:
break;
case NR_DL_DCCH_MessageType__c1_PR_securityModeCommand:
LOG_I(NR_RRC, "[UE %d] Received securityModeCommand (gNB %d)\n",
ctxt_pP->module_id, gNB_indexP);
nr_rrc_ue_process_securityModeCommand(
ctxt_pP,
dl_dcch_msg->message.choice.c1->choice.securityModeCommand,
gNB_indexP);
break;
}
}
return 0;
}
//-----------------------------------------------------------------------------
void *rrc_nrue_task( void *args_p ) {
MessageDef *msg_p;
instance_t instance;
unsigned int ue_mod_id;
int result;
NR_SRB_INFO *srb_info_p;
protocol_ctxt_t ctxt;
itti_mark_task_ready (TASK_RRC_NRUE);
while(1) {
// Wait for a message
itti_receive_msg (TASK_RRC_NRUE, &msg_p);
instance = ITTI_MSG_DESTINATION_INSTANCE (msg_p);
ue_mod_id = UE_INSTANCE_TO_MODULE_ID(instance);
switch (ITTI_MSG_ID(msg_p)) {
case TERMINATE_MESSAGE:
LOG_W(NR_RRC, " *** Exiting RRC thread\n");
itti_exit_task ();
break;
case MESSAGE_TEST:
LOG_D(NR_RRC, "[UE %d] Received %s\n", ue_mod_id, ITTI_MSG_NAME (msg_p));
break;
case NR_RRC_MAC_BCCH_DATA_IND:
LOG_D(NR_RRC, "[UE %d] Received %s: frameP %d, gNB %d\n", ue_mod_id, ITTI_MSG_NAME (msg_p),
NR_RRC_MAC_BCCH_DATA_IND (msg_p).frame, NR_RRC_MAC_BCCH_DATA_IND (msg_p).gnb_index);
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, ue_mod_id, GNB_FLAG_NO, NOT_A_RNTI, NR_RRC_MAC_BCCH_DATA_IND (msg_p).frame, 0,NR_RRC_MAC_BCCH_DATA_IND (msg_p).gnb_index);
nr_rrc_ue_decode_NR_BCCH_DL_SCH_Message (ctxt.module_id,
NR_RRC_MAC_BCCH_DATA_IND (msg_p).gnb_index,
NR_RRC_MAC_BCCH_DATA_IND (msg_p).sdu,
NR_RRC_MAC_BCCH_DATA_IND (msg_p).sdu_size,
NR_RRC_MAC_BCCH_DATA_IND (msg_p).rsrq,
NR_RRC_MAC_BCCH_DATA_IND (msg_p).rsrp);
break;
case NR_RRC_MAC_CCCH_DATA_IND:
LOG_D(NR_RRC, "[UE %d] RNTI %x Received %s: frameP %d, gNB %d\n",
ue_mod_id,
NR_RRC_MAC_CCCH_DATA_IND (msg_p).rnti,
ITTI_MSG_NAME (msg_p),
NR_RRC_MAC_CCCH_DATA_IND (msg_p).frame,
NR_RRC_MAC_CCCH_DATA_IND (msg_p).gnb_index);
srb_info_p = &NR_UE_rrc_inst[ue_mod_id].Srb0[NR_RRC_MAC_CCCH_DATA_IND (msg_p).gnb_index];
memcpy (srb_info_p->Rx_buffer.Payload, NR_RRC_MAC_CCCH_DATA_IND (msg_p).sdu,
NR_RRC_MAC_CCCH_DATA_IND (msg_p).sdu_size);
srb_info_p->Rx_buffer.payload_size = NR_RRC_MAC_CCCH_DATA_IND (msg_p).sdu_size;
PROTOCOL_CTXT_SET_BY_INSTANCE(&ctxt, instance, GNB_FLAG_NO, NR_RRC_MAC_CCCH_DATA_IND (msg_p).rnti, NR_RRC_MAC_CCCH_DATA_IND (msg_p).frame, 0);
// PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, ue_mod_id, GNB_FLAG_NO, NR_RRC_MAC_CCCH_DATA_IND (msg_p).rnti, NR_RRC_MAC_CCCH_DATA_IND (msg_p).frame, 0, NR_RRC_MAC_CCCH_DATA_IND (msg_p).gnb_index);
nr_rrc_ue_decode_ccch (&ctxt,
srb_info_p,
NR_RRC_MAC_CCCH_DATA_IND (msg_p).gnb_index);
break;
/* PDCP messages */
case NR_RRC_DCCH_DATA_IND:
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, NR_RRC_DCCH_DATA_IND (msg_p).module_id, GNB_FLAG_NO, NR_RRC_DCCH_DATA_IND (msg_p).rnti, NR_RRC_DCCH_DATA_IND (msg_p).frame, 0,NR_RRC_DCCH_DATA_IND (msg_p).gNB_index);
LOG_D(NR_RRC, "[UE %d] Received %s: frameP %d, DCCH %d, gNB %d\n",
NR_RRC_DCCH_DATA_IND (msg_p).module_id,
ITTI_MSG_NAME (msg_p),
NR_RRC_DCCH_DATA_IND (msg_p).frame,
NR_RRC_DCCH_DATA_IND (msg_p).dcch_index,
NR_RRC_DCCH_DATA_IND (msg_p).gNB_index);
LOG_D(NR_RRC, PROTOCOL_RRC_CTXT_UE_FMT"Received %s DCCH %d, gNB %d\n",
PROTOCOL_NR_RRC_CTXT_UE_ARGS(&ctxt),
ITTI_MSG_NAME (msg_p),
NR_RRC_DCCH_DATA_IND (msg_p).dcch_index,
NR_RRC_DCCH_DATA_IND (msg_p).gNB_index);
nr_rrc_ue_decode_dcch (
&ctxt,
NR_RRC_DCCH_DATA_IND (msg_p).dcch_index,
NR_RRC_DCCH_DATA_IND (msg_p).sdu_p,
NR_RRC_DCCH_DATA_IND (msg_p).sdu_size,
NR_RRC_DCCH_DATA_IND (msg_p).gNB_index);
break;
case NAS_KENB_REFRESH_REQ:
memcpy((void *)NR_UE_rrc_inst[ue_mod_id].kgnb, (void *)NAS_KENB_REFRESH_REQ(msg_p).kenb, sizeof(NR_UE_rrc_inst[ue_mod_id].kgnb));
LOG_D(RRC, "[UE %d] Received %s: refreshed RRC::KgNB = "
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x"
"%02x%02x%02x%02x\n",
ue_mod_id, ITTI_MSG_NAME (msg_p),
NR_UE_rrc_inst[ue_mod_id].kgnb[0], NR_UE_rrc_inst[ue_mod_id].kgnb[1], NR_UE_rrc_inst[ue_mod_id].kgnb[2], NR_UE_rrc_inst[ue_mod_id].kgnb[3],
NR_UE_rrc_inst[ue_mod_id].kgnb[4], NR_UE_rrc_inst[ue_mod_id].kgnb[5], NR_UE_rrc_inst[ue_mod_id].kgnb[6], NR_UE_rrc_inst[ue_mod_id].kgnb[7],
NR_UE_rrc_inst[ue_mod_id].kgnb[8], NR_UE_rrc_inst[ue_mod_id].kgnb[9], NR_UE_rrc_inst[ue_mod_id].kgnb[10], NR_UE_rrc_inst[ue_mod_id].kgnb[11],
NR_UE_rrc_inst[ue_mod_id].kgnb[12], NR_UE_rrc_inst[ue_mod_id].kgnb[13], NR_UE_rrc_inst[ue_mod_id].kgnb[14], NR_UE_rrc_inst[ue_mod_id].kgnb[15],
NR_UE_rrc_inst[ue_mod_id].kgnb[16], NR_UE_rrc_inst[ue_mod_id].kgnb[17], NR_UE_rrc_inst[ue_mod_id].kgnb[18], NR_UE_rrc_inst[ue_mod_id].kgnb[19],
NR_UE_rrc_inst[ue_mod_id].kgnb[20], NR_UE_rrc_inst[ue_mod_id].kgnb[21], NR_UE_rrc_inst[ue_mod_id].kgnb[22], NR_UE_rrc_inst[ue_mod_id].kgnb[23],
NR_UE_rrc_inst[ue_mod_id].kgnb[24], NR_UE_rrc_inst[ue_mod_id].kgnb[25], NR_UE_rrc_inst[ue_mod_id].kgnb[26], NR_UE_rrc_inst[ue_mod_id].kgnb[27],
NR_UE_rrc_inst[ue_mod_id].kgnb[28], NR_UE_rrc_inst[ue_mod_id].kgnb[29], NR_UE_rrc_inst[ue_mod_id].kgnb[30], NR_UE_rrc_inst[ue_mod_id].kgnb[31]);
break;
case NAS_UPLINK_DATA_REQ: {
uint32_t length;
uint8_t *buffer;
LOG_I(NR_RRC, "[UE %d] Received %s: UEid %d\n", ue_mod_id, ITTI_MSG_NAME (msg_p), NAS_UPLINK_DATA_REQ (msg_p).UEid);
/* Create message for PDCP (ULInformationTransfer_t) */
length = do_NR_ULInformationTransfer(&buffer, NAS_UPLINK_DATA_REQ (msg_p).nasMsg.length, NAS_UPLINK_DATA_REQ (msg_p).nasMsg.data);
/* Transfer data to PDCP */
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, ue_mod_id, GNB_FLAG_NO, NR_UE_rrc_inst[ue_mod_id].rnti, 0, 0,0);
// check if SRB2 is created, if yes request data_req on DCCH1 (SRB2)
rb_id_t srb_id = NR_UE_rrc_inst[ue_mod_id].SRB2_config[0] == NULL ? DCCH : DCCH1;
nr_pdcp_data_req_srb(ctxt.rntiMaybeUEid, srb_id, nr_rrc_mui++, length, buffer, deliver_pdu_srb_rlc, NULL);
break;
}
default:
LOG_E(NR_RRC, "[UE %d] Received unexpected message %s\n", ue_mod_id, ITTI_MSG_NAME (msg_p));
break;
}
LOG_D(NR_RRC, "[UE %d] RRC Status %d\n", ue_mod_id, nr_rrc_get_state(ue_mod_id));
result = itti_free (ITTI_MSG_ORIGIN_ID(msg_p), msg_p);
AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
msg_p = NULL;
}
}
void nr_rrc_ue_process_sidelink_radioResourceConfig(
module_id_t Mod_idP,
uint8_t gNB_index,
NR_SetupRelease_SL_ConfigDedicatedNR_r16_t *sl_ConfigDedicatedNR
)
{
//process sl_CommConfig, configure MAC/PHY for transmitting SL communication (RRC_CONNECTED)
if (sl_ConfigDedicatedNR != NULL) {
switch (sl_ConfigDedicatedNR->present){
case NR_SetupRelease_SL_ConfigDedicatedNR_r16_PR_setup:
//TODO
break;
case NR_SetupRelease_SL_ConfigDedicatedNR_r16_PR_release:
break;
case NR_SetupRelease_SL_ConfigDedicatedNR_r16_PR_NOTHING:
break;
default:
break;
}
}
}
//-----------------------------------------------------------------------------
void
nr_rrc_ue_process_ueCapabilityEnquiry(
const protocol_ctxt_t *const ctxt_pP,
NR_UECapabilityEnquiry_t *UECapabilityEnquiry,
uint8_t gNB_index
)
//-----------------------------------------------------------------------------
{
asn_enc_rval_t enc_rval;
asn_dec_rval_t dec_rval;
NR_UL_DCCH_Message_t ul_dcch_msg;
NR_UE_CapabilityRAT_Container_t ue_CapabilityRAT_Container;
char UE_NR_Capability_xer[65536];
size_t size;
uint8_t buffer[500];
int i;
LOG_I(NR_RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), Processing UECapabilityEnquiry (gNB %d)\n",
ctxt_pP->module_id,
ctxt_pP->frame,
gNB_index);
memset((void *)&ul_dcch_msg,0,sizeof(NR_UL_DCCH_Message_t));
memset((void *)&ue_CapabilityRAT_Container,0,sizeof(NR_UE_CapabilityRAT_Container_t));
ul_dcch_msg.message.present = NR_UL_DCCH_MessageType_PR_c1;
ul_dcch_msg.message.choice.c1 = CALLOC(1, sizeof(struct NR_UL_DCCH_MessageType__c1));
ul_dcch_msg.message.choice.c1->present = NR_UL_DCCH_MessageType__c1_PR_ueCapabilityInformation;
ul_dcch_msg.message.choice.c1->choice.ueCapabilityInformation = CALLOC(1, sizeof(struct NR_UECapabilityInformation));
ul_dcch_msg.message.choice.c1->choice.ueCapabilityInformation->rrc_TransactionIdentifier = UECapabilityEnquiry->rrc_TransactionIdentifier;
ue_CapabilityRAT_Container.rat_Type = NR_RAT_Type_nr;
NR_UE_NR_Capability_t* UE_Capability_nr = NULL;
char *file_path = NR_UE_rrc_inst[ctxt_pP->module_id].uecap_file;
FILE *f = NULL;
if (file_path)
f = fopen(file_path, "r");
if(f){
size = fread(UE_NR_Capability_xer, 1, sizeof UE_NR_Capability_xer, f);
if (size == 0 || size == sizeof UE_NR_Capability_xer) {
LOG_E(NR_RRC,"UE Capabilities XER file %s is too large (%ld)\n", file_path,size);
free(UE_Capability_nr);
return;
}
dec_rval = xer_decode(0, &asn_DEF_NR_UE_NR_Capability, (void *)&UE_Capability_nr, UE_NR_Capability_xer, size);
assert(dec_rval.code == RC_OK);
}
else {
UE_Capability_nr = CALLOC(1,sizeof(NR_UE_NR_Capability_t));
NR_BandNR_t *nr_bandnr;
nr_bandnr = CALLOC(1,sizeof(NR_BandNR_t));
nr_bandnr->bandNR = 1;
asn1cSeqAdd(&UE_Capability_nr->rf_Parameters.supportedBandListNR.list,
nr_bandnr);
}
OAI_NR_UECapability_t *UECap;
UECap = CALLOC(1,sizeof(OAI_NR_UECapability_t));
UECap->UE_NR_Capability = UE_Capability_nr;
xer_fprint(stdout,&asn_DEF_NR_UE_NR_Capability,(void *)UE_Capability_nr);
enc_rval = uper_encode_to_buffer(&asn_DEF_NR_UE_NR_Capability,
NULL,
(void *)UE_Capability_nr,
&UECap->sdu[0],
MAX_UE_NR_CAPABILITY_SIZE);
AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n",
enc_rval.failed_type->name, enc_rval.encoded);
UECap->sdu_size = (enc_rval.encoded + 7) / 8;
LOG_I(PHY, "[RRC]UE NR Capability encoded, %d bytes (%zd bits)\n",
UECap->sdu_size, enc_rval.encoded + 7);
NR_UE_rrc_inst[ctxt_pP->module_id].UECap = UECap;
NR_UE_rrc_inst[ctxt_pP->module_id].UECapability = UECap->sdu;
NR_UE_rrc_inst[ctxt_pP->module_id].UECapability_size = UECap->sdu_size;
OCTET_STRING_fromBuf(&ue_CapabilityRAT_Container.ue_CapabilityRAT_Container,
(const char *)NR_UE_rrc_inst[ctxt_pP->module_id].UECapability,
NR_UE_rrc_inst[ctxt_pP->module_id].UECapability_size);
if (get_softmodem_params()->nsa == 1) {
OCTET_STRING_t * requestedFreqBandsNR = UECapabilityEnquiry->criticalExtensions.choice.ueCapabilityEnquiry->ue_CapabilityEnquiryExt;
nsa_sendmsg_to_lte_ue(requestedFreqBandsNR->buf, requestedFreqBandsNR->size, UE_CAPABILITY_INFO);
}
// ue_CapabilityRAT_Container.ueCapabilityRAT_Container.buf = UE_rrc_inst[ue_mod_idP].UECapability;
// ue_CapabilityRAT_Container.ueCapabilityRAT_Container.size = UE_rrc_inst[ue_mod_idP].UECapability_size;
AssertFatal(UECapabilityEnquiry->criticalExtensions.present == NR_UECapabilityEnquiry__criticalExtensions_PR_ueCapabilityEnquiry,
"UECapabilityEnquiry->criticalExtensions.present (%d) != UECapabilityEnquiry__criticalExtensions_PR_c1 (%d)\n",
UECapabilityEnquiry->criticalExtensions.present,NR_UECapabilityEnquiry__criticalExtensions_PR_ueCapabilityEnquiry);
ul_dcch_msg.message.choice.c1->choice.ueCapabilityInformation->criticalExtensions.present = NR_UECapabilityInformation__criticalExtensions_PR_ueCapabilityInformation;
ul_dcch_msg.message.choice.c1->choice.ueCapabilityInformation->criticalExtensions.choice.ueCapabilityInformation = CALLOC(1, sizeof(struct NR_UECapabilityInformation_IEs));
ul_dcch_msg.message.choice.c1->choice.ueCapabilityInformation->criticalExtensions.choice.ueCapabilityInformation->ue_CapabilityRAT_ContainerList = CALLOC(1, sizeof(struct NR_UE_CapabilityRAT_ContainerList));
ul_dcch_msg.message.choice.c1->choice.ueCapabilityInformation->criticalExtensions.choice.ueCapabilityInformation->ue_CapabilityRAT_ContainerList->list.count = 0;
for (i=0; i<UECapabilityEnquiry->criticalExtensions.choice.ueCapabilityEnquiry->ue_CapabilityRAT_RequestList.list.count; i++) {
if (UECapabilityEnquiry->criticalExtensions.choice.ueCapabilityEnquiry->ue_CapabilityRAT_RequestList.list.array[i]->rat_Type
== NR_RAT_Type_nr) {
asn1cSeqAdd(
&ul_dcch_msg.message.choice.c1->choice.ueCapabilityInformation->criticalExtensions.choice.ueCapabilityInformation->ue_CapabilityRAT_ContainerList->list,
&ue_CapabilityRAT_Container);
enc_rval = uper_encode_to_buffer(&asn_DEF_NR_UL_DCCH_Message, NULL, (void *) &ul_dcch_msg, buffer, 500);
AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %jd)!\n",
enc_rval.failed_type->name, enc_rval.encoded);
if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
xer_fprint(stdout, &asn_DEF_NR_UL_DCCH_Message, (void *)&ul_dcch_msg);
}
LOG_I(NR_RRC, "UECapabilityInformation Encoded %zd bits (%zd bytes)\n",enc_rval.encoded,(enc_rval.encoded+7)/8);
nr_pdcp_data_req_srb(ctxt_pP->rntiMaybeUEid, DCCH, nr_rrc_mui++, (enc_rval.encoded + 7) / 8, buffer, deliver_pdu_srb_rlc, NULL);
}
}
}
void
nr_rrc_ue_generate_rrcReestablishmentComplete(
const protocol_ctxt_t *const ctxt_pP,
NR_RRCReestablishment_t *rrcReestablishment,
uint8_t gNB_index
)
//-----------------------------------------------------------------------------
{
uint8_t buffer[RRC_BUFFER_SIZE] = {0};
int size = do_RRCReestablishmentComplete(buffer, RRC_BUFFER_SIZE,
rrcReestablishment->rrc_TransactionIdentifier);
LOG_I(NR_RRC,"[UE %d][RAPROC] Frame %d : Logical Channel UL-DCCH (SRB1), Generating RRCReestablishmentComplete (bytes%d, gNB %d)\n",
ctxt_pP->module_id,ctxt_pP->frame, size, gNB_index);
}
void *recv_msgs_from_lte_ue(void *args_p)
{
itti_mark_task_ready (TASK_RRC_NSA_NRUE);
int from_lte_ue_fd = get_from_lte_ue_fd();
for (;;)
{
nsa_msg_t msg;
int recvLen = recvfrom(from_lte_ue_fd, &msg, sizeof(msg),
MSG_WAITALL | MSG_TRUNC, NULL, NULL);
if (recvLen == -1)
{
LOG_E(NR_RRC, "%s: recvfrom: %s\n", __func__, strerror(errno));
continue;
}
if (recvLen > sizeof(msg))
{
LOG_E(NR_RRC, "%s: Received truncated message %d\n", __func__, recvLen);
continue;
}
process_lte_nsa_msg(&msg, recvLen);
}
return NULL;
}
void start_oai_nrue_threads()
{
init_queue(&nr_rach_ind_queue);
init_queue(&nr_rx_ind_queue);
init_queue(&nr_crc_ind_queue);
init_queue(&nr_uci_ind_queue);
init_queue(&nr_sfn_slot_queue);
init_queue(&nr_chan_param_queue);
init_queue(&nr_dl_tti_req_queue);
init_queue(&nr_tx_req_queue);
init_queue(&nr_ul_dci_req_queue);
init_queue(&nr_ul_tti_req_queue);
if (sem_init(&sfn_slot_semaphore, 0, 0) != 0)
{
LOG_E(MAC, "sem_init() error\n");
abort();
}
init_nrUE_standalone_thread(ue_id_g);
}
static void nsa_rrc_ue_process_ueCapabilityEnquiry(void)
{
NR_UE_NR_Capability_t *UE_Capability_nr = CALLOC(1, sizeof(NR_UE_NR_Capability_t));
NR_BandNR_t *nr_bandnr = CALLOC(1, sizeof(NR_BandNR_t));
nr_bandnr->bandNR = 78;
asn1cSeqAdd(&UE_Capability_nr->rf_Parameters.supportedBandListNR.list, nr_bandnr);
OAI_NR_UECapability_t *UECap = CALLOC(1, sizeof(OAI_NR_UECapability_t));
UECap->UE_NR_Capability = UE_Capability_nr;
asn_enc_rval_t enc_rval = uper_encode_to_buffer(&asn_DEF_NR_UE_NR_Capability,
NULL,
(void *)UE_Capability_nr,
&UECap->sdu[0],
MAX_UE_NR_CAPABILITY_SIZE);
AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n",
enc_rval.failed_type->name, enc_rval.encoded);
UECap->sdu_size = (enc_rval.encoded + 7) / 8;
LOG_A(NR_RRC, "[NR_RRC] NRUE Capability encoded, %d bytes (%zd bits)\n",
UECap->sdu_size, enc_rval.encoded + 7);
NR_UE_rrc_inst[0].UECap = UECap;
NR_UE_rrc_inst[0].UECapability = UECap->sdu;
NR_UE_rrc_inst[0].UECapability_size = UECap->sdu_size;
NR_UE_CapabilityRAT_Container_t ue_CapabilityRAT_Container;
memset(&ue_CapabilityRAT_Container, 0, sizeof(NR_UE_CapabilityRAT_Container_t));
ue_CapabilityRAT_Container.rat_Type = NR_RAT_Type_nr;
OCTET_STRING_fromBuf(&ue_CapabilityRAT_Container.ue_CapabilityRAT_Container,
(const char *)NR_UE_rrc_inst[0].UECapability,
NR_UE_rrc_inst[0].UECapability_size);
nsa_sendmsg_to_lte_ue(ue_CapabilityRAT_Container.ue_CapabilityRAT_Container.buf,
ue_CapabilityRAT_Container.ue_CapabilityRAT_Container.size,
NRUE_CAPABILITY_INFO);
}
void process_lte_nsa_msg(nsa_msg_t *msg, int msg_len)
{
if (msg_len < sizeof(msg->msg_type))
{
LOG_E(RRC, "Msg_len = %d\n", msg_len);
return;
}
LOG_D(NR_RRC, "Processing an NSA message\n");
Rrc_Msg_Type_t msg_type = msg->msg_type;
uint8_t *const msg_buffer = msg->msg_buffer;
msg_len -= sizeof(msg->msg_type);
switch (msg_type)
{
case UE_CAPABILITY_ENQUIRY:
{
LOG_D(NR_RRC, "We are processing a %d message \n", msg_type);
NR_FreqBandList_t *nr_freq_band_list = NULL;
asn_dec_rval_t dec_rval = uper_decode_complete(NULL,
&asn_DEF_NR_FreqBandList,
(void **)&nr_freq_band_list,
msg_buffer,
msg_len);
if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0))
{
SEQUENCE_free(&asn_DEF_NR_FreqBandList, nr_freq_band_list, ASFM_FREE_EVERYTHING);
LOG_E(RRC, "Failed to decode UECapabilityInfo (%zu bits)\n", dec_rval.consumed);
break;
}
for (int i = 0; i < nr_freq_band_list->list.count; i++)
{
LOG_D(NR_RRC, "Received NR band information: %ld.\n",
nr_freq_band_list->list.array[i]->choice.bandInformationNR->bandNR);
}
int dummy_msg = 0;// whatever piece of data, it will never be used by sendee
LOG_D(NR_RRC, "We are calling nsa_sendmsg_to_lte_ue to send a UE_CAPABILITY_DUMMY\n");
nsa_sendmsg_to_lte_ue(&dummy_msg, sizeof(dummy_msg), UE_CAPABILITY_DUMMY);
LOG_A(NR_RRC, "Sent initial NRUE Capability response to LTE UE\n");
break;
}
case NRUE_CAPABILITY_ENQUIRY:
{
LOG_I(NR_RRC, "We are processing a %d message \n", msg_type);
NR_FreqBandList_t *nr_freq_band_list = NULL;
asn_dec_rval_t dec_rval = uper_decode_complete(NULL,
&asn_DEF_NR_FreqBandList,
(void **)&nr_freq_band_list,
msg_buffer,
msg_len);
if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0))
{
SEQUENCE_free(&asn_DEF_NR_FreqBandList, nr_freq_band_list, ASFM_FREE_EVERYTHING);
LOG_E(NR_RRC, "Failed to decode UECapabilityInfo (%zu bits)\n", dec_rval.consumed);
break;
}
LOG_I(NR_RRC, "Calling nsa_rrc_ue_process_ueCapabilityEnquiry\n");
nsa_rrc_ue_process_ueCapabilityEnquiry();
break;
}
case RRC_MEASUREMENT_PROCEDURE:
{
LOG_I(NR_RRC, "We are processing a %d message \n", msg_type);
LTE_MeasObjectToAddMod_t *nr_meas_obj = NULL;
asn_dec_rval_t dec_rval = uper_decode_complete(NULL,
&asn_DEF_NR_MeasObjectToAddMod,
(void **)&nr_meas_obj,
msg_buffer,
msg_len);
if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0))
{
SEQUENCE_free(&asn_DEF_NR_MeasObjectToAddMod, nr_meas_obj, ASFM_FREE_EVERYTHING);
LOG_E(RRC, "Failed to decode measurement object (%zu bits) %d\n", dec_rval.consumed, dec_rval.code);
break;
}
LOG_D(NR_RRC, "NR carrierFreq_r15 (ssb): %ld and sub carrier spacing:%ld\n",
nr_meas_obj->measObject.choice.measObjectNR_r15.carrierFreq_r15,
nr_meas_obj->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.subcarrierSpacingSSB_r15);
start_oai_nrue_threads();
break;
}
case RRC_CONFIG_COMPLETE_REQ:
{
struct msg {
uint32_t RadioBearer_size;
uint32_t SecondaryCellGroup_size;
uint8_t trans_id;
uint8_t padding[3];
uint8_t buffer[];
} hdr;
AssertFatal(msg_len >= sizeof(hdr), "Bad received msg\n");
memcpy(&hdr, msg_buffer, sizeof(hdr));
LOG_I(NR_RRC, "We got an RRC_CONFIG_COMPLETE_REQ\n");
uint32_t nr_RadioBearer_size = hdr.RadioBearer_size;
uint32_t nr_SecondaryCellGroup_size = hdr.SecondaryCellGroup_size;
AssertFatal(sizeof(hdr) + nr_RadioBearer_size + nr_SecondaryCellGroup_size <= msg_len,
"nr_RadioBearerConfig1_r15 size %d nr_SecondaryCellGroupConfig_r15 size %d sizeof(hdr) %zu, msg_len = %d\n",
nr_RadioBearer_size,
nr_SecondaryCellGroup_size,
sizeof(hdr), msg_len);
NR_RRC_TransactionIdentifier_t t_id = hdr.trans_id;
LOG_I(NR_RRC, "nr_RadioBearerConfig1_r15 size %d nr_SecondaryCellGroupConfig_r15 size %d t_id %ld\n",
nr_RadioBearer_size,
nr_SecondaryCellGroup_size,
t_id);
uint8_t *nr_RadioBearer_buffer = msg_buffer + offsetof(struct msg, buffer);
uint8_t *nr_SecondaryCellGroup_buffer = nr_RadioBearer_buffer + nr_RadioBearer_size;
process_nsa_message(NR_UE_rrc_inst, nr_SecondaryCellGroupConfig_r15, nr_SecondaryCellGroup_buffer,
nr_SecondaryCellGroup_size);
process_nsa_message(NR_UE_rrc_inst, nr_RadioBearerConfigX_r15, nr_RadioBearer_buffer, nr_RadioBearer_size);
LOG_I(NR_RRC, "Calling do_NR_RRCReconfigurationComplete. t_id %ld \n", t_id);
uint8_t buffer[RRC_BUF_SIZE];
size_t size = do_NR_RRCReconfigurationComplete_for_nsa(buffer, sizeof(buffer), t_id);
nsa_sendmsg_to_lte_ue(buffer, size, NR_RRC_CONFIG_COMPLETE_REQ);
break;
}
case OAI_TUN_IFACE_NSA:
{
LOG_I(NR_RRC, "We got an OAI_TUN_IFACE_NSA!!\n");
char cmd_line[RRC_BUF_SIZE];
memcpy(cmd_line, msg_buffer, sizeof(cmd_line));
LOG_D(NR_RRC, "Command line: %s\n", cmd_line);
if (background_system(cmd_line) != 0)
{
LOG_E(NR_RRC, "ESM-PROC - failed command '%s'", cmd_line);
}
break;
}
default:
LOG_E(NR_RRC, "No NSA Message Found\n");
}
}
void *nr_rrc_timers_update() {
while (1) {
for (int mod_id = 0; mod_id < NB_NR_UE_INST; mod_id++) {
for (int i = 0; i < NB_SIG_CNX_UE; i++) {
NR_UE_Timers_Constants_t *timers = &NR_UE_rrc_inst[mod_id].timers_and_constants;
// T304
if (timers->T304_active == 1) {
if ((timers->T304_cnt % 100) == 0) {
LOG_W(NR_RRC, "T304: %u\n", timers->T304_cnt);
}
if (timers->T304_cnt == 1) {
timers->T304_active = 0;
}
timers->T304_cnt--;
}
}
}
usleep(1000);
}
}
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