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openairinterface5g/openair2/RRC/LTE/rrc_defs.h
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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:
* conmnc_digit_lengtht@openairinterface.org
*/
/*! \file RRC/LTE/defs.h
* \brief RRC struct definitions and function prototypes
* \author Navid Nikaein and Raymond Knopp
* \date 2010 - 2014
* \version 1.0
* \company Eurecom
* \email: navid.nikaein@eurecom.fr, raymond.knopp@eurecom.fr
*/
#ifndef __OPENAIR_RRC_DEFS_H__
#define __OPENAIR_RRC_DEFS_H__
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "collection/tree.h"
#include "collection/linear_alloc.h"
#include "common/ngran_types.h"
#include "rrc_types.h"
//#include "PHY/phy_defs.h"
#include "LAYER2/RLC/rlc.h"
#include "NR_UE-MRDC-Capability.h"
#include "NR_UE-NR-Capability.h"
#include "COMMON/platform_constants.h"
#include "COMMON/platform_types.h"
#include "LAYER2/MAC/mac.h"
//for D2D
#define DEBUG_CTRL_SOCKET
#define CONTROL_SOCKET_PORT_NO 8888
#define MAX_NUM_DEST 10
//netlink
//#define DEBUG_PDCP
#define UE_IP_PDCP_NETLINK_ID 31
#define PDCP_PID 1
#define NETLINK_HEADER_SIZE 16
#define SL_DEFAULT_RAB_ID 3
#define SLRB_ID 3
#define MAX_PAYLOAD 1024 /* maximum payload size*/
#define MAX_NUM_NEIGH_CELLs 6 /* maximum neighbouring cells number */
#define MAX_NUM_GNB_CELLs 1 /* maximum gNB cells number */
#define UE_STATE_NOTIFICATION_INTERVAL 50
#define IPV4_ADDR "%u.%u.%u.%u"
#define IPV4_ADDR_FORMAT(aDDRESS) \
(uint8_t)((aDDRESS) & 0x000000ff), \
(uint8_t)(((aDDRESS) & 0x0000ff00) >> 8 ), \
(uint8_t)(((aDDRESS) & 0x00ff0000) >> 16), \
(uint8_t)(((aDDRESS) & 0xff000000) >> 24)
//-----------------------------------------------------
// header for Control socket
//Primitives
#define SESSION_INIT_REQ 1
#define UE_STATUS_INFO 2
#define GROUP_COMMUNICATION_ESTABLISH_REQ 3
#define GROUP_COMMUNICATION_ESTABLISH_RSP 4
#define DIRECT_COMMUNICATION_ESTABLISH_REQ 5
#define DIRECT_COMMUNICATION_ESTABLISH_RSP 6
#define GROUP_COMMUNICATION_RELEASE_REQ 7
#define GROUP_COMMUNICATION_RELEASE_RSP 8
#define PC5S_ESTABLISH_REQ 9
#define PC5S_ESTABLISH_RSP 10
#define PC5_DISCOVERY_MESSAGE 11
#define PC5_DISCOVERY_PAYLOAD_SIZE 29
#define DEBUG_SCG_CONFIG 1
typedef enum {
UE_STATE_OFF_NETWORK,
UE_STATE_ON_NETWORK
} SL_UE_STATE_t;
typedef enum {
GROUP_COMMUNICATION_RELEASE_OK = 0,
GROUP_COMMUNICATION_RELEASE_FAILURE
} Group_Communication_Status_t;
struct GroupCommunicationEstablishReq {
uint32_t sourceL2Id;
uint32_t groupL2Id;
uint32_t groupIpAddress;
uint8_t pppp;
};
struct GroupCommunicationReleaseReq {
uint32_t sourceL2Id;
uint32_t groupL2Id;
int slrb_id;
};
struct DirectCommunicationEstablishReq {
uint32_t sourceL2Id;
uint32_t destinationL2Id;
uint32_t pppp;
};
struct PC5SEstablishReq {
uint8_t type;
uint32_t sourceL2Id;
uint32_t destinationL2Id;
};
struct PC5SEstablishRsp {
uint32_t slrbid_lcid28;
uint32_t slrbid_lcid29;
uint32_t slrbid_lcid30;
};
//PC5_DISCOVERY MESSAGE
typedef struct {
unsigned char payload[PC5_DISCOVERY_PAYLOAD_SIZE];
uint32_t measuredPower;
} __attribute__((__packed__)) PC5DiscoveryMessage ;
struct sidelink_ctrl_element {
unsigned short type;
union {
struct GroupCommunicationEstablishReq group_comm_establish_req;
struct DirectCommunicationEstablishReq direct_comm_establish_req;
Group_Communication_Status_t group_comm_release_rsp;
//struct DirectCommunicationReleaseReq direct_comm_release_req;
SL_UE_STATE_t ue_state;
int slrb_id;
struct PC5SEstablishReq pc5s_establish_req;
struct PC5SEstablishRsp pc5s_establish_rsp;
PC5DiscoveryMessage pc5_discovery_message;
} sidelinkPrimitive;
};
//global variables
extern struct sockaddr_in clientaddr;
extern int slrb_id;
extern pthread_mutex_t slrb_mutex;
//the thread function
void *send_UE_status_notification(void *);
#include "LTE_SystemInformationBlockType1.h"
#include "LTE_SystemInformation.h"
#include "LTE_RRCConnectionReconfiguration.h"
#include "LTE_RRCConnectionReconfigurationComplete.h"
#include "LTE_RRCConnectionSetup.h"
#include "LTE_RRCConnectionSetupComplete.h"
#include "LTE_RRCConnectionRequest.h"
#include "LTE_RRCConnectionReestablishmentRequest.h"
#include "LTE_BCCH-DL-SCH-Message.h"
#include "LTE_SBCCH-SL-BCH-MessageType.h"
#include "LTE_BCCH-BCH-Message.h"
#include "LTE_MCCH-Message.h"
#include "LTE_MBSFNAreaConfiguration-r9.h"
#include "LTE_SCellToAddMod-r10.h"
#include "LTE_AS-Config.h"
#include "LTE_AS-Context.h"
#include "LTE_UE-EUTRA-Capability.h"
#include "LTE_MeasResults.h"
#include "LTE_SidelinkUEInformation-r12.h"
/* for ImsiMobileIdentity_t */
#include "MobileIdentity.h"
#include "LTE_DRX-Config.h"
/* correct Rel(8|10)/Rel14 differences
* the code is in favor of Rel14, those defines do the translation
*/
#define NB_SIG_CNX_CH 1
#define NB_CNX_CH MAX_MOBILES_PER_ENB
#define NB_SIG_CNX_UE 2 //MAX_MANAGED_RG_PER_MOBILE
#define NB_CNX_UE 2//MAX_MANAGED_RG_PER_MOBILE
#include "intertask_interface.h"
#include "commonDef.h"
#define PROTOCOL_RRC_CTXT_UE_FMT PROTOCOL_CTXT_FMT
#define PROTOCOL_RRC_CTXT_UE_ARGS(CTXT_Pp) PROTOCOL_CTXT_ARGS(CTXT_Pp)
#define PROTOCOL_RRC_CTXT_FMT PROTOCOL_CTXT_FMT
#define PROTOCOL_RRC_CTXT_ARGS(CTXT_Pp) PROTOCOL_CTXT_ARGS(CTXT_Pp)
/** @defgroup _rrc RRC
* @ingroup _oai2
* @{
*/
#define UE_MODULE_INVALID ((module_id_t) ~0) // FIXME attention! depends on type uint8_t!!!
#define UE_INDEX_INVALID ((module_id_t) ~0) // FIXME attention! depends on type uint8_t!!! used to be -1
typedef enum {
RRC_OK=0,
RRC_ConnSetup_failed,
RRC_PHY_RESYNCH,
RRC_Handover_failed,
RRC_HO_STARTED
} RRC_status_t;
typedef enum UE_STATE_e {
RRC_INACTIVE=0,
RRC_IDLE,
RRC_SI_RECEIVED,
RRC_CONNECTED,
RRC_RECONFIGURED,
RRC_HO_EXECUTION,
RRC_NR_NSA,
RRC_NR_NSA_RECONFIGURED,
RRC_NR_NSA_DELETED
} UE_STATE_t;
typedef enum HO_STATE_e {
HO_IDLE=0,
HO_MEASUREMENT,
HO_PREPARE,
HO_CMD, // initiated by the src eNB
HO_COMPLETE, // initiated by the target eNB
HO_REQUEST,
HO_ACK,
HO_FORWARDING,
HO_CONFIGURED,
HO_END_MARKER,
HO_FORWARDING_COMPLETE,
HO_RELEASE,
HO_CANCEL
} HO_STATE_t;
typedef enum DATA_FORWARDING_STATE_e {
FORWARDING_EMPTY=0,
FORWARDING_NO_EMPTY
} DATA_FORWARDING_STATE_t;
typedef enum DATA_ENDMARK_STATE_e {
ENDMARK_EMPTY=0,
ENDMARK_NO_EMPTY
} DATA_ENDMARK_STATE_t;
typedef enum SL_TRIGGER_e {
SL_RECEIVE_COMMUNICATION=0,
SL_TRANSMIT_RELAY_ONE_TO_ONE,
SL_TRANSMIT_RELAY_ONE_TO_MANY,
SL_TRANSMIT_NON_RELAY_ONE_TO_ONE,
SL_TRANSMIT_NON_RELAY_ONE_TO_MANY,
SL_RECEIVE_DISCOVERY,
SL_TRANSMIT_NON_PS_DISCOVERY,
SL_TRANSMIT_PS_DISCOVERY,
SL_RECEIVE_V2X,
SL_TRANSMIT_V2X,
SL_REQUEST_DISCOVERY_TRANSMISSION_GAPS,
SL_REQUEST_DISCOVERY_RECEPTION_GAPS
} SL_TRIGGER_t;
//#define MAX_MOBILES_PER_ENB MAX_MOBILES_PER_RG
#define RRM_FREE(p) if ( (p) != NULL) { free(p) ; p=NULL ; }
#define RRM_MALLOC(t,n) (t *) malloc16( sizeof(t) * n )
#define RRM_CALLOC(t,n) (t *) malloc16( sizeof(t) * n)
#define RRM_CALLOC2(t,s) (t *) malloc16( s )
#define MAX_MEAS_OBJ 7
#define MAX_MEAS_CONFIG 7
#define MAX_MEAS_ID 7
#define PAYLOAD_SIZE_MAX 1024
#define RRC_BUF_SIZE 1024
#define UNDEF_SECURITY_MODE 0xff
#define NO_SECURITY_MODE 0x20
#define CBA_OFFSET 0xfff4
// #define NUM_MAX_CBA_GROUP 4 // in the platform_constants
/* TS 36.331: RRC-TransactionIdentifier ::= INTEGER (0..3) */
#define RRC_TRANSACTION_IDENTIFIER_NUMBER 3
typedef struct {
unsigned short transport_block_size; /*!< \brief Minimum PDU size in bytes provided by RLC to MAC layer interface */
unsigned short max_transport_blocks; /*!< \brief Maximum PDU size in bytes provided by RLC to MAC layer interface */
unsigned long Guaranteed_bit_rate; /*!< \brief Guaranteed Bit Rate (average) to be offered by MAC layer scheduling*/
unsigned long Max_bit_rate; /*!< \brief Maximum Bit Rate that can be offered by MAC layer scheduling*/
uint8_t Delay_class; /*!< \brief Delay class offered by MAC layer scheduling*/
uint8_t Target_bler; /*!< \brief Target Average Transport Block Error rate*/
uint8_t Lchan_t; /*!< \brief Logical Channel Type (BCCH,CCCH,DCCH,DTCH_B,DTCH,MRBCH)*/
} __attribute__ ((__packed__)) LCHAN_DESC;
#define LCHAN_DESC_SIZE sizeof(LCHAN_DESC)
typedef struct UE_RRC_INFO_s {
UE_STATE_t State;
uint8_t SIB1systemInfoValueTag;
uint32_t SIStatus;
uint32_t SIcnt;
uint8_t SIB1systemInfoValueTag_MBMS;
uint32_t SIStatus_MBMS;
uint32_t SIcnt_MBMS;
uint8_t MCCHStatus[8]; // MAX_MBSFN_AREA
uint8_t SIwindowsize; //!< Corresponds to the SIB1 si-WindowLength parameter. The unit is ms. Possible values are (final): 1,2,5,10,15,20,40
uint8_t SIwindowsize_MBMS; //!< Corresponds to the SIB1 si-WindowLength parameter. The unit is ms. Possible values are (final): 1,2,5,10,15,20,40
uint8_t handoverTarget;
HO_STATE_t ho_state;
uint16_t SIperiod ; //!< Corresponds to the SIB1 si-Periodicity parameter (multiplied by 10). Possible values are (final): 80,160,320,640,1280,2560,5120
uint16_t SIperiod_MBMS; //!< Corresponds to the SIB1-MBMS si-Periodicity parameter (multiplied by 10). Possible values are (final): 80,160,320,640,1280,2560,5120 TODO
unsigned short UE_index;
uint32_t T300_active;
uint32_t T300_cnt;
uint32_t T304_active;
uint32_t T304_cnt;
uint32_t T310_active;
uint32_t T310_cnt;
uint32_t N310_cnt;
uint32_t N311_cnt;
rnti_t rnti;
struct LTE_DL_DCCH_Message *dl_dcch_msg;
} __attribute__ ((__packed__)) UE_RRC_INFO;
typedef struct UE_S_TMSI_s {
bool presence;
mme_code_t mme_code;
m_tmsi_t m_tmsi;
} __attribute__ ((__packed__)) UE_S_TMSI;
typedef enum e_rab_satus_e {
E_RAB_STATUS_NEW,
E_RAB_STATUS_DONE, // from the eNB perspective
E_RAB_STATUS_ESTABLISHED, // get the reconfigurationcomplete form UE
E_RAB_STATUS_REESTABLISHED, // after HO
E_RAB_STATUS_TOMODIFY, // ENDC NSA
E_RAB_STATUS_FAILED,
E_RAB_STATUS_TORELEASE // to release DRB between eNB and UE
} e_rab_status_t;
typedef struct e_rab_param_s {
e_rab_t param;
uint8_t status;
uint8_t xid; // transaction_id
s1ap_Cause_t cause;
uint8_t cause_value;
} __attribute__ ((__packed__)) e_rab_param_t;
/* Intermediate structure for Handover management. Associated per-UE in eNB_RRC_INST */
typedef struct HANDOVER_INFO_s {
uint8_t ho_prepare;
uint8_t ho_complete;
HO_STATE_t state; //current state of handover
uint32_t modid_s; //module_idP of serving cell
uint32_t modid_t; //module_idP of target cell
int assoc_id;
uint8_t ueid_s; //UE index in serving cell
uint8_t ueid_t; //UE index in target cell
LTE_AS_Config_t as_config; /* these two parameters are taken from 36.331 section 10.2.2: HandoverPreparationInformation-r8-IEs */
LTE_AS_Context_t as_context; /* They are mandatory for HO */
uint8_t buf[RRC_BUF_SIZE]; /* ASN.1 encoded handoverCommandMessage */
int size; /* size of above message in bytes */
int x2_id; /* X2AP UE ID in the target eNB */
uint32_t x2u_teid;
DATA_FORWARDING_STATE_t forwarding_state;
DATA_ENDMARK_STATE_t endmark_state;
} HANDOVER_INFO;
typedef struct PER_EVENT_s {
long maxReportCells;
} PER_EVENT_t;
typedef struct A1_EVENT_s {
long threshold_RSRP;
long hysteresis;
long timeToTrigger;
long maxReportCells;
} A1_EVENT_t;
typedef struct A2_EVENT_s {
long threshold_RSRP;
long hysteresis;
long timeToTrigger;
long maxReportCells;
} A2_EVENT_t;
typedef struct A3_EVENT_s {
long a3_offset;
int reportOnLeave;
long hysteresis;
long timeToTrigger;
long maxReportCells;
} A3_EVENT_t;
typedef struct A4_EVENT_s {
long threshold_RSRP;
long hysteresis;
long timeToTrigger;
long maxReportCells;
} A4_EVENT_t;
typedef struct A5_EVENT_s {
long threshold_RSRP_1;
long threshold_RSRP_2;
long hysteresis;
long timeToTrigger;
long maxReportCells;
} A5_EVENT_t;
typedef struct EVENTS_s {
PER_EVENT_t *per_event;
A1_EVENT_t *a1_event;
A2_EVENT_t *a2_event;
A3_EVENT_t *a3_event;
A4_EVENT_t *a4_event;
A5_EVENT_t *a5_event;
} EVENTS_t;
typedef struct MEASUREMENT_INFO_s {
//TODO: Extend to multiple meas objects for OFP/OFN offsets
long offsetFreq;
//TODO: extend to multiple carriers for OCP/OCN offsets
long cellIndividualOffset[MAX_NUM_NEIGH_CELLs+1];
long filterCoefficientRSRP;
long filterCoefficientRSRQ;
EVENTS_t *events;
} MEASUREMENT_INFO;
#define RRC_HEADER_SIZE_MAX 64
#define RRC_BUFFER_SIZE_MAX 1024
typedef struct {
char Payload[RRC_BUFFER_SIZE_MAX];
char Header[RRC_HEADER_SIZE_MAX];
uint16_t payload_size;
} RRC_BUFFER;
#define RRC_BUFFER_SIZE sizeof(RRC_BUFFER)
typedef struct RB_INFO_s {
uint16_t Rb_id; //=Lchan_id
LCHAN_DESC Lchan_desc[2];
// MAC_MEAS_REQ_ENTRY *Meas_entry;
} RB_INFO;
typedef struct SRB_INFO_s {
uint16_t Srb_id; //=Lchan_id
RRC_BUFFER Rx_buffer;
RRC_BUFFER Tx_buffer;
LCHAN_DESC Lchan_desc[2];
unsigned int Trans_id;
uint8_t Active;
} SRB_INFO;
typedef struct RB_INFO_TABLE_ENTRY_s {
RB_INFO Rb_info;
uint8_t Active;
uint32_t Next_check_frame;
uint8_t StatusRb;
} RB_INFO_TABLE_ENTRY;
typedef struct SRB_INFO_TABLE_ENTRY_s {
SRB_INFO Srb_info;
uint8_t Active;
uint8_t StatusSrb;
uint32_t Next_check_frame;
} SRB_INFO_TABLE_ENTRY;
typedef struct MEAS_REPORT_LIST_s {
LTE_MeasId_t measId;
//CellsTriggeredList cellsTriggeredList;//OPTIONAL
uint32_t numberOfReportsSent;
} MEAS_REPORT_LIST;
typedef struct HANDOVER_INFO_UE_s {
LTE_PhysCellId_t targetCellId;
uint8_t measFlag;
} HANDOVER_INFO_UE;
typedef struct rrc_gummei_s {
uint16_t mcc;
uint16_t mnc;
uint8_t mnc_len;
uint8_t mme_code;
uint16_t mme_group_id;
} rrc_gummei_t;
typedef struct {
uint16_t ciphering_algorithms;
uint16_t integrity_algorithms;
uint16_t sk_counter;
uint8_t kgNB[32];
} lte_rrc_nr_security_t;
typedef struct eNB_RRC_UE_s {
uint8_t primaryCC_id;
LTE_SCellToAddMod_r10_t sCell_config[2];
LTE_SRB_ToAddModList_t *SRB_configList;
LTE_SRB_ToAddModList_t *SRB_configList2[RRC_TRANSACTION_IDENTIFIER_NUMBER];
LTE_DRB_ToAddModList_t *DRB_configList;
LTE_DRB_ToAddModList_t *DRB_configList2[RRC_TRANSACTION_IDENTIFIER_NUMBER];
LTE_DRB_ToReleaseList_t *DRB_Release_configList2[RRC_TRANSACTION_IDENTIFIER_NUMBER];
uint8_t DRB_active[NB_RB_MAX -2];
struct LTE_PhysicalConfigDedicated *physicalConfigDedicated;
struct LTE_SPS_Config *sps_Config;
LTE_MeasObjectToAddMod_t *MeasObj[MAX_MEAS_OBJ];
struct LTE_ReportConfigToAddMod *ReportConfig[MAX_MEAS_CONFIG];
struct LTE_QuantityConfig *QuantityConfig;
struct LTE_MeasIdToAddMod *MeasId[MAX_MEAS_ID];
LTE_MAC_MainConfig_t *mac_MainConfig;
LTE_MeasGapConfig_t *measGapConfig;
SRB_INFO SI;
SRB_INFO Srb0;
SRB_INFO_TABLE_ENTRY Srb1;
SRB_INFO_TABLE_ENTRY Srb2;
LTE_MeasConfig_t *measConfig;
HANDOVER_INFO *handover_info;
MEASUREMENT_INFO *measurement_info;
LTE_MeasResults_t *measResults;
LTE_MobilityControlInfo_t *mobilityInfo;
LTE_UE_EUTRA_Capability_t *UE_Capability;
int UE_Capability_size;
NR_UE_MRDC_Capability_t *UE_Capability_MRDC;
int UE_MRDC_Capability_size;
NR_UE_NR_Capability_t *UE_Capability_nr;
int UE_NR_Capability_size;
ImsiMobileIdentity_t imsi;
/* KeNB as derived from KASME received from EPC */
uint8_t kenb[32];
int8_t kenb_ncc;
uint8_t nh[32];
int8_t nh_ncc;
/* Used integrity/ciphering algorithms */
LTE_CipheringAlgorithm_r12_t ciphering_algorithm;
e_LTE_SecurityAlgorithmConfig__integrityProtAlgorithm integrity_algorithm;
uint8_t StatusRrc; // RRC status, type enum UE_STATE_t
rnti_t rnti;
int gnb_rnti; //RNTI of the UE at the gNB if in ENDC connection
int gnb_x2_assoc_id;
uint64_t random_ue_identity;
/* Information from UE RRC ConnectionRequest */
UE_S_TMSI Initialue_identity_s_TMSI;
LTE_EstablishmentCause_t establishment_cause;
/* Information from UE RRC ConnectionReestablishmentRequest */
LTE_ReestablishmentCause_t reestablishment_cause;
/* UE id for initial connection to S1AP */
uint16_t ue_initial_id;
/* Information from S1AP initial_context_setup_req */
uint32_t eNB_ue_s1ap_id :24;
uint32_t mme_ue_s1ap_id;
rrc_gummei_t ue_gummei;
security_capabilities_t security_capabilities;
/* security capabilities and settings for an UE in ENDC mode */
lte_rrc_nr_security_t nr_security;
int next_hop_chain_count;
uint8_t next_security_key[SECURITY_KEY_LENGTH];
/* Total number of e_rab already setup in the list */
uint8_t setup_e_rabs;
/* Number of e_rab to be setup in the list */
uint8_t nb_of_e_rabs;
/* Number of e_rab to be modified in the list */
uint8_t nb_of_modify_e_rabs;
uint8_t nb_of_failed_e_rabs;
uint8_t nb_of_modify_endc_e_rabs;
e_rab_param_t modify_e_rab[NB_RB_MAX];//[S1AP_MAX_E_RAB];
/* list of e_rab to be setup by RRC layers */
e_rab_param_t e_rab[NB_RB_MAX];//[S1AP_MAX_E_RAB];
/* UE aggregate maximum bitrate */
ambr_t ue_ambr;
//release e_rabs
uint8_t nb_release_of_e_rabs;
/* list of e_rab to be released by RRC layers */
uint8_t e_rabs_tobereleased[NB_RB_MAX];
e_rab_failed_t e_rabs_release_failed[S1AP_MAX_E_RAB];
// LG: For GTPV1 TUNNELS
uint32_t enb_gtp_teid[S1AP_MAX_E_RAB];
transport_layer_addr_t enb_gtp_addrs[S1AP_MAX_E_RAB];
rb_id_t enb_gtp_ebi[S1AP_MAX_E_RAB];
// LG: For GTPV1 TUNNELS ENDC
uint32_t gnb_gtp_endc_teid[S1AP_MAX_E_RAB];
transport_layer_addr_t gnb_gtp_endc_addrs[S1AP_MAX_E_RAB];
rb_id_t gnb_gtp_endc_ebi[S1AP_MAX_E_RAB];
/* Total number of e_rab already setup in the list */
uint8_t nb_x2u_e_rabs;
// LG: For GTPV1 TUNNELS(X2U)
uint32_t enb_gtp_x2u_teid[S1AP_MAX_E_RAB];
transport_layer_addr_t enb_gtp_x2u_addrs[S1AP_MAX_E_RAB];
rb_id_t enb_gtp_x2u_ebi[S1AP_MAX_E_RAB];
uint32_t ul_failure_timer;
uint32_t ue_release_timer;
uint32_t ue_release_timer_thres;
uint32_t ue_release_timer_s1;
uint32_t ue_release_timer_thres_s1;
uint32_t ue_release_timer_rrc;
uint32_t ue_release_timer_thres_rrc;
uint32_t ue_reestablishment_timer;
uint32_t ue_reestablishment_timer_thres;
/* RRC inactivity timer: on timeout, should release RRC connection for inactivity on all E-RABs */
uint32_t ue_rrc_inactivity_timer;
uint8_t e_rab_release_command_flag;
int8_t reestablishment_xid;
int does_nr;
int nr_capabilities_requested;
} eNB_RRC_UE_t;
typedef struct rrc_eNB_ue_context_s {
/* Tree related data */
RB_ENTRY(rrc_eNB_ue_context_s) entries;
/* Uniquely identifies the UE between MME and eNB within the eNB.
* This id is encoded on 24bits.
*/
rnti_t ue_id_rnti;
// another key for protocol layers but should not be used as a key for RB tree
uid_t local_uid;
/* UE id for initial connection to S1AP */
struct eNB_RRC_UE_s ue_context;
} rrc_eNB_ue_context_t;
typedef struct {
uint8_t *MIB;
uint8_t sizeof_MIB;
uint8_t *SIB1;
uint8_t sizeof_SIB1;
uint8_t *SIB23;
uint8_t sizeof_SIB23;
uint8_t *SIB1_BR;
uint8_t sizeof_SIB1_BR;
uint8_t *SIB23_BR;
uint8_t sizeof_SIB23_BR;
uint8_t *MIB_FeMBMS;
uint8_t sizeof_MIB_FeMBMS;
uint8_t *SIB1_MBMS;
uint8_t sizeof_SIB1_MBMS;
int physCellId;
int Ncp;
int p_eNB;
uint32_t dl_CarrierFreq;
uint32_t ul_CarrierFreq;
uint32_t eutra_band;
uint32_t N_RB_DL;
uint32_t pbch_repetition;
LTE_BCCH_BCH_Message_t mib;
LTE_BCCH_BCH_Message_t *mib_DU;
LTE_BCCH_DL_SCH_Message_t siblock1;
LTE_BCCH_DL_SCH_Message_t siblock1_BR;
LTE_BCCH_DL_SCH_Message_t *siblock1_DU;
LTE_BCCH_DL_SCH_Message_t systemInformation;
LTE_BCCH_DL_SCH_Message_t systemInformation_BR;
LTE_BCCH_BCH_Message_MBMS_t mib_fembms;
LTE_BCCH_DL_SCH_Message_MBMS_t siblock1_MBMS;
LTE_SchedulingInfo_MBMS_r14_t schedulingInfo_MBMS;
LTE_PLMN_IdentityInfo_t PLMN_identity_info_MBMS[6];
LTE_MCC_MNC_Digit_t dummy_mcc_MBMS[6][3], dummy_mnc_MBMS[6][3];
LTE_SystemInformationBlockType1_t *sib1;
LTE_SystemInformationBlockType2_t *sib2;
LTE_SystemInformationBlockType3_t *sib3;
LTE_SystemInformationBlockType1_t *sib1_BR;
LTE_SystemInformationBlockType2_t *sib2_BR;
LTE_SystemInformationBlockType1_MBMS_r14_t *sib1_MBMS;
LTE_SystemInformationBlockType13_r9_t *sib13_MBMS;
uint8_t FeMBMS_flag;
LTE_SystemInformationBlockType13_r9_t *sib13;
uint8_t MBMS_flag;
uint8_t num_mbsfn_sync_area;
uint8_t **MCCH_MESSAGE; // MAX_MBSFN_AREA
uint8_t sizeof_MCCH_MESSAGE[8];// MAX_MBSFN_AREA
LTE_MCCH_Message_t mcch;
LTE_MBSFNAreaConfiguration_r9_t *mcch_message;
SRB_INFO MCCH_MESS[8];// MAX_MBSFN_AREA
uint8_t **MCCH_MESSAGE_COUNTING; // MAX_MBSFN_AREA
uint8_t sizeof_MCCH_MESSAGE_COUNTING[8];// MAX_MBSFN_AREA
LTE_MCCH_Message_t mcch_counting;
LTE_MBMSCountingRequest_r10_t *mcch_message_counting;
SRB_INFO MCCH_MESS_COUNTING[8];// MAX_MBSFN_AREA
//TTN - SIB 18,19,21 for D2D
LTE_SystemInformationBlockType18_r12_t *sib18;
LTE_SystemInformationBlockType19_r12_t *sib19;
LTE_SystemInformationBlockType21_r14_t *sib21;
// End - TTN
SRB_INFO SI;
uint8_t *paging[MAX_MOBILES_PER_ENB];
uint32_t sizeof_paging[MAX_MOBILES_PER_ENB];
} rrc_eNB_carrier_data_t;
typedef struct eNB_RRC_INST_s {
/// southbound midhaul configuration
ngran_node_t node_type;
eth_params_t eth_params_s;
char *node_name;
uint32_t node_id;
rrc_eNB_carrier_data_t carrier[MAX_NUM_CCs];
uid_allocator_t uid_allocator;
RB_HEAD(rrc_ue_tree_s, rrc_eNB_ue_context_s) rrc_ue_head; // ue_context tree key search by rnti
uint8_t HO_flag;
uint8_t Nb_ue;
hash_table_t *initial_id2_s1ap_ids; // key is content is rrc_ue_s1ap_ids_t
hash_table_t *s1ap_id2_s1ap_ids ; // key is content is rrc_ue_s1ap_ids_t
#ifdef LOCALIZATION
/// localization type, 0: power based, 1: time based
uint8_t loc_type;
/// epoch timestamp in millisecond, RRC
int32_t reference_timestamp_ms;
/// aggregate physical states every n millisecond
int32_t aggregation_period_ms;
/// localization list for aggregated measurements from PHY
struct list loc_list;
#endif
//RRC configuration
RrcConfigurationReq configuration;
/// NR cell id
uint64_t nr_cellid;
// X2 handover controlled by network
int x2_ho_net_control;
// Neighborouring cells id
int num_neigh_cells;
int num_neigh_cells_cc[MAX_NUM_CCs];
uint32_t neigh_cells_id[MAX_NUM_NEIGH_CELLs][MAX_NUM_CCs];
// gNB cells connected to this eNB
int num_gnb_cells;
int num_gnb_cells_cc[MAX_NUM_GNB_CELLs];
uint32_t gnb_cells_id[MAX_NUM_GNB_CELLs][MAX_NUM_CCs];
// Nr scc freq band and SSB absolute frequency
uint32_t nr_gnb_freq_band[MAX_NUM_GNB_CELLs][MAX_NUM_CCs];
int nr_scg_ssb_freq;
// other RAN parameters
int srb1_timer_poll_retransmit;
int srb1_poll_pdu;
int srb1_poll_byte;
int srb1_max_retx_threshold;
int srb1_timer_reordering;
int srb1_timer_status_prohibit;
int srs_enable[MAX_NUM_CCs];
int cell_info_configured;
pthread_mutex_t cell_info_mutex;
uint16_t sctp_in_streams;
uint16_t sctp_out_streams;
} eNB_RRC_INST;
#define MAX_UE_CAPABILITY_SIZE 255
typedef struct OAI_UECapability_s {
uint8_t sdu[MAX_UE_CAPABILITY_SIZE];
uint8_t sdu_size;
LTE_UE_EUTRA_Capability_t *UE_EUTRA_Capability;
} OAI_UECapability_t;
typedef struct UE_RRC_INST_s {
Rrc_State_t RrcState;
Rrc_Sub_State_t RrcSubState;
plmn_t plmnID;
Byte_t rat;
uint8_t selected_plmn_identity;
as_nas_info_t initialNasMsg;
OAI_UECapability_t *UECap;
uint8_t *UECapability;
uint8_t UECapability_size;
UE_RRC_INFO Info[NB_SIG_CNX_UE];
SRB_INFO Srb0[NB_SIG_CNX_UE];
SRB_INFO_TABLE_ENTRY Srb1[NB_CNX_UE];
SRB_INFO_TABLE_ENTRY Srb2[NB_CNX_UE];
HANDOVER_INFO_UE HandoverInfoUe;
uint8_t *SIB1[NB_CNX_UE];
uint8_t sizeof_SIB1[NB_CNX_UE];
uint8_t *SI[NB_CNX_UE];
uint8_t sizeof_SI[NB_CNX_UE];
uint8_t SIB1Status[NB_CNX_UE];
uint8_t SIStatus[NB_CNX_UE];
uint8_t *SIB1_MBMS[NB_CNX_UE];
uint8_t sizeof_SIB1_MBMS[NB_CNX_UE];
uint8_t *SI_MBMS[NB_CNX_UE];
uint8_t sizeof_SI_MBMS[NB_CNX_UE];
uint8_t SIB1Status_MBMS[NB_CNX_UE];
uint8_t SIStatus_MBMS[NB_CNX_UE];
LTE_SystemInformationBlockType1_t *sib1[NB_CNX_UE];
LTE_SystemInformationBlockType1_MBMS_r14_t *sib1_MBMS[NB_CNX_UE];
LTE_SystemInformation_t *si[NB_CNX_UE]; //!< Temporary storage for an SI message. Decoding happens in decode_SI().
LTE_SystemInformation_MBMS_r14_t *si_MBMS[NB_CNX_UE]; //!< Temporary storage for an SI message. Decoding happens in decode_SI().
LTE_SystemInformationBlockType2_t *sib2[NB_CNX_UE];
LTE_SystemInformationBlockType3_t *sib3[NB_CNX_UE];
LTE_SystemInformationBlockType4_t *sib4[NB_CNX_UE];
LTE_SystemInformationBlockType5_t *sib5[NB_CNX_UE];
LTE_SystemInformationBlockType6_t *sib6[NB_CNX_UE];
LTE_SystemInformationBlockType7_t *sib7[NB_CNX_UE];
LTE_SystemInformationBlockType8_t *sib8[NB_CNX_UE];
LTE_SystemInformationBlockType9_t *sib9[NB_CNX_UE];
LTE_SystemInformationBlockType10_t *sib10[NB_CNX_UE];
LTE_SystemInformationBlockType11_t *sib11[NB_CNX_UE];
uint8_t *MIB;
//SIB18
LTE_SystemInformationBlockType18_r12_t *sib18[NB_CNX_UE];
LTE_SystemInformationBlockType19_r12_t *sib19[NB_CNX_UE];
LTE_SystemInformationBlockType21_r14_t *sib21[NB_CNX_UE];
LTE_SBCCH_SL_BCH_MessageType_t mib_sl[NB_CNX_UE];
/// Preconfiguration for Sidelink
struct LTE_SL_Preconfiguration_r12 *SL_Preconfiguration[NB_CNX_UE];
//source L2 Id
uint32_t sourceL2Id;
//group L2 Id
uint32_t groupL2Id;
//current destination
uint32_t destinationL2Id;
//List of destinations
uint32_t destinationList[MAX_NUM_DEST];
//sl_discovery..
SRB_INFO SL_Discovery[NB_CNX_UE];
uint8_t MBMS_flag;
uint8_t *MCCH_MESSAGE[NB_CNX_UE];
uint8_t sizeof_MCCH_MESSAGE[NB_CNX_UE];
uint8_t MCCH_MESSAGEStatus[NB_CNX_UE];
LTE_MBSFNAreaConfiguration_r9_t *mcch_message[NB_CNX_UE];
LTE_SystemInformationBlockType12_r9_t *sib12[NB_CNX_UE];
LTE_SystemInformationBlockType13_r9_t *sib13[NB_CNX_UE];
LTE_SystemInformationBlockType13_r9_t *sib13_MBMS[NB_CNX_UE];
uint8_t FeMBMS_flag;
uint8_t num_srb;
struct LTE_SRB_ToAddMod *SRB1_config[NB_CNX_UE];
struct LTE_SRB_ToAddMod *SRB2_config[NB_CNX_UE];
struct LTE_DRB_ToAddMod *DRB_config[NB_CNX_UE][8];
rb_id_t *defaultDRB; // remember the ID of the default DRB
LTE_MeasObjectToAddMod_t *MeasObj[NB_CNX_UE][MAX_MEAS_OBJ];
struct LTE_ReportConfigToAddMod *ReportConfig[NB_CNX_UE][MAX_MEAS_CONFIG];
struct LTE_QuantityConfig *QuantityConfig[NB_CNX_UE];
struct LTE_MeasIdToAddMod *MeasId[NB_CNX_UE][MAX_MEAS_ID];
MEAS_REPORT_LIST *measReportList[NB_CNX_UE][MAX_MEAS_ID];
uint32_t measTimer[NB_CNX_UE][MAX_MEAS_ID][6]; // 6 neighboring cells
LTE_RSRP_Range_t s_measure;
struct LTE_MeasConfig__speedStatePars *speedStatePars;
struct LTE_PhysicalConfigDedicated *physicalConfigDedicated[NB_CNX_UE];
struct LTE_SPS_Config *sps_Config[NB_CNX_UE];
LTE_MAC_MainConfig_t *mac_MainConfig[NB_CNX_UE];
LTE_MeasGapConfig_t *measGapConfig[NB_CNX_UE];
double filter_coeff_rsrp; // [7] ???
double filter_coeff_rsrq; // [7] ???
float rsrp_db[7];
float rsrq_db[7];
float rsrp_db_filtered[7];
float rsrq_db_filtered[7];
int subframeCount;
/* KeNB as computed from parameters within USIM card */
uint8_t kenb[32];
uint8_t nh[32];
int8_t nh_ncc;
/* Used integrity/ciphering algorithms */
LTE_CipheringAlgorithm_r12_t ciphering_algorithm;
e_LTE_SecurityAlgorithmConfig__integrityProtAlgorithm integrity_algorithm;
/// Used for Sidelink Preconfiguration
LTE_DRB_ToAddModList_t *DRB_configList;
} UE_RRC_INST;
typedef struct UE_PF_PO_s {
bool enable_flag; /* flag indicate whether current object is used */
uint16_t ue_index_value; /* UE index value */
uint8_t PF_min; /* minimal value of Paging Frame (PF) */
uint8_t PO; /* Paging Occasion (PO) */
uint32_t T; /* DRX cycle */
uint8_t PF_offset;
uint8_t i_s;
} UE_PF_PO_t;
#include "rrc_proto.h"
#endif
/** @} */
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