rrc_eNB.c

/*******************************************************************************

  Eurecom OpenAirInterface 2
  Copyright(c) 1999 - 2010 Eurecom

  This program is free software; you can redistribute it and/or modify it
  under the terms and conditions of the GNU General Public License,
  version 2, as published by the Free Software Foundation.

  This program is distributed in the hope it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  more details.

  You should have received a copy of the GNU General Public License along with
  this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.

  The full GNU General Public License is included in this distribution in
  the file called "COPYING".

  Contact Information
  Openair Admin: openair_admin@eurecom.fr
  Openair Tech : openair_tech@eurecom.fr
  Forums       : http://forums.eurecom.fsr/openairinterface
  Address      : Eurecom, 2229, route des crêtes, 06560 Valbonne Sophia Antipolis, France

*******************************************************************************/


/*! \file rrc_eNB.c
 * \brief rrc procedures for eNB
 * \author Raymond Knopp and Navid Nikaein
 * \date 2011
 * \version 1.0
 * \company Eurecom
 * \email: raymond.knopp@eurecom.fr and navid.nikaein@eurecom.fr
 */

#include "defs.h"
#include "extern.h"
#include "UTIL/assertions.h"
#include "asn1_conversions.h"
#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
#include "LAYER2/RLC/rlc.h"
#include "UTIL/LOG/log.h"
#include "COMMON/mac_rrc_primitives.h"
#include "RRC/LITE/MESSAGES/asn1_msg.h"
#include "RRCConnectionRequest.h"
#include "UL-CCCH-Message.h"
#include "DL-CCCH-Message.h"
#include "UL-DCCH-Message.h"
#include "DL-DCCH-Message.h"
#include "TDD-Config.h"
#include "HandoverCommand.h"
#include "rlc.h"
#include "SIMULATION/ETH_TRANSPORT/extern.h"

//#ifdef Rel10
#include "MeasResults.h"
//#endif

#ifdef USER_MODE
# include "RRC/NAS/nas_config.h"
# include "RRC/NAS/rb_config.h"
# include "OCG.h"
# include "OCG_extern.h"
#endif

#if defined(ENABLE_SECURITY)
# include "UTIL/OSA/osa_defs.h"
#endif

#if defined(ENABLE_USE_MME)
# include "rrc_eNB_S1AP.h"
# if defined(ENABLE_ITTI)
# else
#   include "../../S1AP/s1ap_eNB.h"
# endif
#endif

#include "pdcp.h"

#if defined(ENABLE_ITTI)
# include "intertask_interface.h"
#endif

//#define XER_PRINT

#ifdef PHY_EMUL
extern EMULATION_VARS *Emul_vars;
#endif
extern eNB_MAC_INST *eNB_mac_inst;
extern UE_MAC_INST *UE_mac_inst;
#ifdef BIGPHYSAREA
extern void *bigphys_malloc (int);
#endif

extern uint16_t two_tier_hexagonal_cellIds[7];
extern inline unsigned int taus (void);

/* TS 36.331: RRC-TransactionIdentifier ::= INTEGER (0..3) */
static const uint8_t RRC_TRANSACTION_IDENTIFIER_NUMBER = 4;

mui_t rrc_eNB_mui = 0;

/*------------------------------------------------------------------------------*/
static void init_SI (u8 Mod_id) {

  u8 SIwindowsize = 1;
  u16 SIperiod = 8;
#ifdef Rel10
  int i;
#endif
  /*
     uint32_t mib=0;
     int i;
     int N_RB_DL,phich_resource;


     do_MIB(mac_xface->lte_frame_parms,0x321,&mib);

     for (i=0;i<1024;i+=4)
     do_MIB(mac_xface->lte_frame_parms,i,&mib);

     N_RB_DL=6;
     while (N_RB_DL != 0) {
     phich_resource = 1;
     while (phich_resource != 0) {
     for (i=0;i<2;i++) {
     mac_xface->lte_frame_parms->N_RB_DL = N_RB_DL;
     mac_xface->lte_frame_parms->phich_config_common.phich_duration=i;
     mac_xface->lte_frame_parms->phich_config_common.phich_resource = phich_resource;
     do_MIB(mac_xface->lte_frame_parms,0,&mib);
     }
     if (phich_resource == 1)
     phich_resource = 3;
     else if (phich_resource == 3)
     phich_resource = 6;
     else if (phich_resource == 6)
     phich_resource = 12;
     else if (phich_resource == 12)
     phich_resource = 0;
     }
     if (N_RB_DL == 6)
     N_RB_DL = 15;
     else if (N_RB_DL == 15)
     N_RB_DL = 25;
     else if (N_RB_DL == 25)
     N_RB_DL = 50;
     else if (N_RB_DL == 50)
     N_RB_DL = 75;
     else if (N_RB_DL == 75)
     N_RB_DL = 100;
     else if (N_RB_DL == 100)
     N_RB_DL = 0;
     }
     exit(-1);
   */

  eNB_rrc_inst[Mod_id].sizeof_SIB1 = 0;
  eNB_rrc_inst[Mod_id].sizeof_SIB23 = 0;

  eNB_rrc_inst[Mod_id].SIB1 = (u8 *) malloc16 (32);

  /*
     printf ("before SIB1 init : Nid_cell %d\n", mac_xface->lte_frame_parms->Nid_cell);
     printf ("before SIB1 init : frame_type %d,tdd_config %d\n",
     mac_xface->lte_frame_parms->frame_type,
     mac_xface->lte_frame_parms->tdd_config);
   */

  if (eNB_rrc_inst[Mod_id].SIB1)
    eNB_rrc_inst[Mod_id].sizeof_SIB1 = do_SIB1 (mac_xface->lte_frame_parms,
                                                (uint8_t *)
                                                eNB_rrc_inst[Mod_id].SIB1,
                                                &eNB_rrc_inst[Mod_id].
                                                siblock1,
                                                &eNB_rrc_inst[Mod_id].sib1);
  else
    {
      LOG_E (RRC, "[eNB] init_SI: FATAL, no memory for SIB1 allocated\n");
      mac_xface->macphy_exit ("");
    }
  /*
     printf ("after SIB1 init : Nid_cell %d\n", mac_xface->lte_frame_parms->Nid_cell);
     printf ("after SIB1 init : frame_type %d,tdd_config %d\n",
     mac_xface->lte_frame_parms->frame_type,
     mac_xface->lte_frame_parms->tdd_config);
   */
  if (eNB_rrc_inst[Mod_id].sizeof_SIB1 == 255)
    mac_xface->macphy_exit ("");

  eNB_rrc_inst[Mod_id].SIB23 = (u8 *) malloc16 (64);
  if (eNB_rrc_inst[Mod_id].SIB23)    {

      eNB_rrc_inst[Mod_id].sizeof_SIB23 = do_SIB23 (Mod_id,
                                                    mac_xface->
                                                    lte_frame_parms,
                                                    eNB_rrc_inst[Mod_id].
                                                    SIB23,
                                                    &eNB_rrc_inst[Mod_id].
                                                    systemInformation,
                                                    &eNB_rrc_inst[Mod_id].
                                                    sib2,
                                                    &eNB_rrc_inst[Mod_id].sib3
#ifdef Rel10
                                                    ,
                                                    &eNB_rrc_inst[Mod_id].sib13,
                                                    eNB_rrc_inst[Mod_id].MBMS_flag
#endif
        );
      /*
         eNB_rrc_inst[Mod_id].sizeof_SIB23 = do_SIB2_AT4(Mod_id,
         eNB_rrc_inst[Mod_id].SIB23,
         &eNB_rrc_inst[Mod_id].systemInformation,
         &eNB_rrc_inst[Mod_id].sib2);
       */
      if (eNB_rrc_inst[Mod_id].sizeof_SIB23 == 255)
        mac_xface->macphy_exit ("eNB_rrc_inst[Mod_id].sizeof_SIB23 == 255");

      LOG_T (RRC, "[eNB %d] SIB2/3 Contents (partial)\n", Mod_id);
      LOG_T (RRC, "[eNB %d] pusch_config_common.n_SB = %ld\n", Mod_id,
             eNB_rrc_inst[Mod_id].sib2->radioResourceConfigCommon.
             pusch_ConfigCommon.pusch_ConfigBasic.n_SB);
      LOG_T (RRC, "[eNB %d] pusch_config_common.hoppingMode = %ld\n", Mod_id,
             eNB_rrc_inst[Mod_id].sib2->radioResourceConfigCommon.
             pusch_ConfigCommon.pusch_ConfigBasic.hoppingMode);
      LOG_T (RRC, "[eNB %d] pusch_config_common.pusch_HoppingOffset = %ld\n",
             Mod_id,
             eNB_rrc_inst[Mod_id].sib2->radioResourceConfigCommon.
             pusch_ConfigCommon.pusch_ConfigBasic.pusch_HoppingOffset);
      LOG_T (RRC, "[eNB %d] pusch_config_common.enable64QAM = %d\n", Mod_id,
             (int) eNB_rrc_inst[Mod_id].sib2->radioResourceConfigCommon.
             pusch_ConfigCommon.pusch_ConfigBasic.enable64QAM);
      LOG_T (RRC, "[eNB %d] pusch_config_common.groupHoppingEnabled = %d\n",
             Mod_id,
             (int) eNB_rrc_inst[Mod_id].sib2->radioResourceConfigCommon.
             pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupHoppingEnabled);
      LOG_T (RRC, "[eNB %d] pusch_config_common.groupAssignmentPUSCH = %ld\n",
             Mod_id,
             eNB_rrc_inst[Mod_id].sib2->radioResourceConfigCommon.
             pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.
             groupAssignmentPUSCH);
      LOG_T (RRC,
             "[eNB %d] pusch_config_common.sequenceHoppingEnabled = %d\n",
             Mod_id,
             (int) eNB_rrc_inst[Mod_id].sib2->radioResourceConfigCommon.
             pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.
             sequenceHoppingEnabled);
      LOG_T (RRC, "[eNB %d] pusch_config_common.cyclicShift  = %ld\n", Mod_id,
             eNB_rrc_inst[Mod_id].sib2->radioResourceConfigCommon.
             pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.cyclicShift);


#ifdef Rel10
      if (eNB_rrc_inst[Mod_id].MBMS_flag > 0) {
	
        for (i=0; 
	     i< eNB_rrc_inst[Mod_id].sib2->mbsfn_SubframeConfigList->list.count;
	     i++){
	  // SIB 2
          //   LOG_D(RRC, "[eNB %d] mbsfn_SubframeConfigList.list.count = %ld\n", Mod_id, eNB_rrc_inst[Mod_id].sib2->mbsfn_SubframeConfigList->list.count);
           LOG_D (RRC, "[eNB %d] SIB13 contents for MBSFN subframe allocation %d/%d(partial)\n", 
		  Mod_id,i,eNB_rrc_inst[Mod_id].sib2->mbsfn_SubframeConfigList->list.count);
	   LOG_D (RRC, "[eNB %d] mbsfn_Subframe_pattern is  = %x\n", Mod_id,
                 eNB_rrc_inst[Mod_id].sib2->mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[0]>>0);
          LOG_D (RRC, "[eNB %d] radioframe_allocation_period  = %ld (just index number, not the real value)\n", Mod_id, eNB_rrc_inst[Mod_id].sib2->mbsfn_SubframeConfigList->list.array[i]->radioframeAllocationPeriod);        // need to display the real value, using array of char (like in dumping SIB2)
          LOG_D (RRC, "[eNB %d] radioframe_allocation_offset  = %ld\n",
                 Mod_id,
                 eNB_rrc_inst[Mod_id].sib2->mbsfn_SubframeConfigList->list.array[i]->radioframeAllocationOffset);
	}
          //   SIB13
        for (i=0; 
	     i<  eNB_rrc_inst[Mod_id].sib13->mbsfn_AreaInfoList_r9.list.count;
	     i++){
	  LOG_D (RRC,"[eNB %d] SIB13 contents for MBSFN sync area %d/2 (partial)\n", 
		 Mod_id, i,
                 eNB_rrc_inst[Mod_id].sib13->mbsfn_AreaInfoList_r9.list.count);
	  LOG_D (RRC,"[eNB %d] MCCH Repetition Period: %d (just index number, not real value)\n",
                 Mod_id,
                 eNB_rrc_inst[Mod_id].sib13->mbsfn_AreaInfoList_r9.list.array[i]->mcch_Config_r9.mcch_RepetitionPeriod_r9);
          LOG_D (RRC, "[eNB %d] MCCH Offset: %d\n", Mod_id,
                 eNB_rrc_inst[Mod_id].sib13->mbsfn_AreaInfoList_r9.list.array[i]->mcch_Config_r9.mcch_Offset_r9);
       
	}
      }
#endif

      LOG_D (RRC,
             "[MSC_MSG][FRAME unknown][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SIB1.tdd & SIB2 params) --->][MAC_UE][MOD %02d][]\n",
             Mod_id, Mod_id);

      rrc_mac_config_req (Mod_id, 1, 0, 0,
                          (RadioResourceConfigCommonSIB_t *) &
                          eNB_rrc_inst[Mod_id].sib2->
                          radioResourceConfigCommon,
                          (struct PhysicalConfigDedicated *) NULL,
                          (MeasObjectToAddMod_t **) NULL,
                          (MAC_MainConfig_t *) NULL, 0,
                          (struct LogicalChannelConfig *) NULL,
                          (MeasGapConfig_t *) NULL,
                          eNB_rrc_inst[Mod_id].sib1->tdd_Config,
			  NULL,
                          &SIwindowsize, &SIperiod,
                          eNB_rrc_inst[Mod_id].sib2->freqInfo.ul_CarrierFreq,
                          eNB_rrc_inst[Mod_id].sib2->freqInfo.ul_Bandwidth,
                          &eNB_rrc_inst[Mod_id].sib2->freqInfo.
                          additionalSpectrumEmission,
                          (MBSFN_SubframeConfigList_t *) eNB_rrc_inst[Mod_id].
                          sib2->mbsfn_SubframeConfigList
#ifdef Rel10
                          ,
                          eNB_rrc_inst[Mod_id].MBMS_flag,
                          (MBSFN_AreaInfoList_r9_t *) & eNB_rrc_inst[Mod_id].
                          sib13->mbsfn_AreaInfoList_r9,
                          (PMCH_InfoList_r9_t *) NULL
#endif
#ifdef CBA
                          ,0,  //eNB_rrc_inst[Mod_id].num_active_cba_groups,
                          0     //eNB_rrc_inst[Mod_id].cba_rnti[0]
#endif
        );
    }
  else
    {
      LOG_E (RRC, "[eNB] init_SI: FATAL, no memory for SIB2/3 allocated\n");
      mac_xface->macphy_exit ("");
    }
}

#ifdef Rel10
/*------------------------------------------------------------------------------*/
static void init_MCCH (u8 Mod_id) {

  int sync_area=0;
  // initialize RRC_eNB_INST MCCH entry
  eNB_rrc_inst[Mod_id].MCCH_MESSAGE=malloc(eNB_rrc_inst[Mod_id].num_mbsfn_sync_area*sizeof(uint32_t*));
  for (sync_area = 0;
       sync_area < eNB_rrc_inst[Mod_id].num_mbsfn_sync_area;
       sync_area++){ 
  
    eNB_rrc_inst[Mod_id].sizeof_MCCH_MESSAGE[sync_area] = 0;
    eNB_rrc_inst[Mod_id].MCCH_MESSAGE[sync_area] = (u8 *) malloc16 (32);
    
    if (eNB_rrc_inst[Mod_id].MCCH_MESSAGE[sync_area] == NULL) {
      LOG_E(RRC,"[eNB %d][MAIN] init_MCCH: FATAL, no memory for MCCH MESSAGE allocated \n", Mod_id);
      mac_xface->macphy_exit("[RRC][init_MCCH] not enough memory\n");
    } else {
      eNB_rrc_inst[Mod_id].sizeof_MCCH_MESSAGE[sync_area] = do_MBSFNAreaConfig (mac_xface->lte_frame_parms,
										sync_area,
										(uint8_t *) eNB_rrc_inst[Mod_id].MCCH_MESSAGE[sync_area],
										&eNB_rrc_inst[Mod_id].mcch,
										&eNB_rrc_inst[Mod_id].mcch_message);

      LOG_I(RRC,"mcch message pointer %p for sync area %d \n", eNB_rrc_inst[Mod_id].MCCH_MESSAGE[sync_area],sync_area);
      LOG_D (RRC, "[eNB %d] MCCH_MESSAGE  contents for Sync Area %d (partial)\n", Mod_id,sync_area);
      LOG_D (RRC, "[eNB %d] CommonSF_AllocPeriod_r9 %d\n", Mod_id,
             eNB_rrc_inst[Mod_id].mcch_message->commonSF_AllocPeriod_r9);
      LOG_D (RRC,
             "[eNB %d] CommonSF_Alloc_r9.list.count (number of MBSFN Subframe Pattern) %d\n",
             Mod_id,
             eNB_rrc_inst[Mod_id].mcch_message->commonSF_Alloc_r9.list.count);
      LOG_D (RRC, "[eNB %d] MBSFN Subframe Pattern: %02x (in hex)\n",
             Mod_id,
             eNB_rrc_inst[Mod_id].mcch_message->commonSF_Alloc_r9.list.
             array[0]->subframeAllocation.choice.oneFrame.buf[0]);


      if (eNB_rrc_inst[Mod_id].sizeof_MCCH_MESSAGE[sync_area] == 255)
	mac_xface->macphy_exit ("");
      else 
	eNB_rrc_inst[Mod_id].MCCH_MESS[sync_area].Active = 1;
    }
  }
  //Set the eNB_rrc_inst[Mod_id].MCCH_MESS.Active to 1 (allow to  transfer MCCH message RRC->MAC in function mac_rrc_data_req)
 

  // ??Configure MCCH logical channel
  // call mac_config_req with appropriate structure from ASN.1 description

  //  LOG_I(RRC, "DUY: serviceID is %d\n",eNB_rrc_inst[Mod_id].mcch_message->pmch_InfoList_r9.list.array[0]->mbms_SessionInfoList_r9.list.array[0]->tmgi_r9.serviceId_r9.buf[2]);
  //  LOG_I(RRC, "DUY: session ID is %d\n",eNB_rrc_inst[Mod_id].mcch_message->pmch_InfoList_r9.list.array[0]->mbms_SessionInfoList_r9.list.array[0]->sessionId_r9->buf[0]);
  rrc_mac_config_req (Mod_id, 1, 0, 0,
                      (RadioResourceConfigCommonSIB_t *) NULL,
                      (struct PhysicalConfigDedicated *) NULL,
                      (MeasObjectToAddMod_t **) NULL,
                      (MAC_MainConfig_t *) NULL,
                      0,
                      (struct LogicalChannelConfig *) NULL,
                      (MeasGapConfig_t *) NULL,
                      (TDD_Config_t *) NULL,
		      NULL,
                      (u8 *) NULL,
                      (u16 *) NULL,
                      NULL, NULL, NULL, (MBSFN_SubframeConfigList_t *) NULL
#ifdef Rel10
                      ,
                      0,
                      (MBSFN_AreaInfoList_r9_t *) NULL,
                      (PMCH_InfoList_r9_t *) & (eNB_rrc_inst[Mod_id].mcch_message->pmch_InfoList_r9)
#endif
#ifdef CBA
                      , 0, 0
#endif
    );

  //LOG_I(RRC,"DUY: lcid after rrc_mac_config_req is %02d\n",eNB_rrc_inst[Mod_id].mcch_message->pmch_InfoList_r9.list.array[0]->mbms_SessionInfoList_r9.list.array[0]->logicalChannelIdentity_r9);

}

/*------------------------------------------------------------------------------*/
static void init_MBMS (u8 Mod_id, u32 frame) {
  // init the configuration for MTCH 

  if (eNB_rrc_inst[Mod_id].MBMS_flag > 0) {

    LOG_D(RRC,"[eNB %d] Frame %d : Radio Bearer config request for MBMS\n", Mod_id, frame); //check the lcid
      // Configuring PDCP and RLC for MBMS Radio Bearer

      rrc_pdcp_config_asn1_req (Mod_id, frame, 1, 0, 
				NULL,      // SRB_ToAddModList
                                NULL,   // DRB_ToAddModList
                                (DRB_ToReleaseList_t *) NULL,
				0, // security mode
				NULL, // key rrc encryption
				NULL, // key rrc integrity
				NULL // key encryption
#ifdef Rel10
                                ,
                                &(eNB_rrc_inst[Mod_id].mcch_message->pmch_InfoList_r9)
#endif
			     );
    
    rrc_rlc_config_asn1_req(Mod_id, frame, 1, 0,
			    NULL,// SRB_ToAddModList
			    NULL,// DRB_ToAddModList
			    NULL,// DRB_ToReleaseList
			    &(eNB_rrc_inst[Mod_id].mcch_message->pmch_InfoList_r9));
    
    //rrc_mac_config_req();
    
  }  
  
}
#endif

/*------------------------------------------------------------------------------*/
static void rrc_lite_eNB_init_security(u8 Mod_id, u8 UE_index)
{
#if defined(ENABLE_SECURITY)
    char ascii_buffer[65];
    uint8_t i;

    memset(eNB_rrc_inst[Mod_id].kenb[UE_index], UE_index, 32);

    for (i = 0; i < 32; i++) {
        sprintf(&ascii_buffer[2 * i], "%02X", eNB_rrc_inst[Mod_id].kenb[UE_index][i]);
    }

    LOG_T(RRC, "[OSA][MOD %02d][UE %02d] kenb    = %s\n", Mod_id, UE_index, ascii_buffer);
#endif
}

/*------------------------------------------------------------------------------*/
uint8_t rrc_eNB_get_next_transaction_identifier(uint8_t Mod_id)
{
    static uint8_t rrc_transaction_identifier[NUMBER_OF_eNB_MAX];

    rrc_transaction_identifier[Mod_id] = (rrc_transaction_identifier[Mod_id] + 1) % RRC_TRANSACTION_IDENTIFIER_NUMBER;

    return rrc_transaction_identifier[Mod_id];
}

/*------------------------------------------------------------------------------*/
/* Functions to handle UE index in eNB UE list */

static uint8_t rrc_eNB_get_next_free_UE_index (uint8_t Mod_id, uint8_t *UE_identity)
{
  uint8_t i, first_index = UE_INDEX_INVALID, reg = 0;

  DevCheck(Mod_id < NB_eNB_INST, Mod_id, NB_eNB_INST, 0);

  for (i = 0; i < NUMBER_OF_UE_MAX; i++) {
    if ((first_index == UE_INDEX_INVALID) && (eNB_rrc_inst[Mod_id].Info.UE_list[i] == 0)) {
      first_index = i; // save first free position
    }

    if (memcmp (&eNB_rrc_inst[Mod_id].Info.UE_list[i], UE_identity, sizeof(eNB_rrc_inst[0].Info.UE_list[i])) == 0) {
      // UE_identity already registered
      reg = 1;
    }
  }

  if (reg == 0) {
    LOG_I(RRC, "Adding UE %d\n", first_index);
    return (first_index);
  }
  else {
    return (UE_INDEX_INVALID);
  }
}

void rrc_eNB_free_UE_index (uint8_t Mod_id, uint8_t UE_id)
{
  DevCheck(Mod_id < NB_eNB_INST, Mod_id, UE_id, NB_eNB_INST);
  DevCheck(UE_id < NUMBER_OF_UE_MAX, Mod_id, UE_id, NUMBER_OF_UE_MAX);

  LOG_I (RRC, "Removing UE %d 0x%" PRIx64 "\n", UE_id, eNB_rrc_inst[Mod_id].Info.UE_list[UE_id]);
  eNB_rrc_inst[Mod_id].Info.UE[UE_id].Status = RRC_IDLE;
  eNB_rrc_inst[Mod_id].Info.UE_list[UE_id] = 0;
}

/*------------------------------------------------------------------------------*/
void rrc_eNB_process_RRCConnectionSetupComplete (u8 Mod_id,
                                                 u32 frame,
                                                 u8 UE_index,
                                                 RRCConnectionSetupComplete_r8_IEs_t *rrcConnectionSetupComplete)
{
  LOG_I (RRC, "[eNB %d][RAPROC] Frame %d : Logical Channel UL-DCCH, ""processing RRCConnectionSetupComplete from UE %d\n",
         Mod_id, frame, UE_index);

#if defined(ENABLE_USE_MME)
  if (EPC_MODE_ENABLED == 1)
  {
    // Forward message to S1AP layer
    rrc_eNB_send_S1AP_NAS_FIRST_REQ(Mod_id, UE_index, rrcConnectionSetupComplete);
  }
  else
#endif
  {
    // RRC loop back (no S1AP), send SecurityModeCommand to UE
    rrc_eNB_generate_SecurityModeCommand (Mod_id, frame, UE_index);
    // rrc_eNB_generate_UECapabilityEnquiry(Mod_id,frame,UE_index);
  }
}

/*------------------------------------------------------------------------------*/
void rrc_eNB_generate_SecurityModeCommand (u8 Mod_id, u32 frame, u16 UE_index)
{
  uint8_t buffer[100];
  uint8_t size;

  size = do_SecurityModeCommand(Mod_id, buffer, UE_index, rrc_eNB_get_next_transaction_identifier(Mod_id),
      eNB_rrc_inst[Mod_id].ciphering_algorithm[UE_index], eNB_rrc_inst[Mod_id].integrity_algorithm[UE_index]);

  LOG_I (RRC,
         "[eNB %d] Frame %d, Logical Channel DL-DCCH, Generate SecurityModeCommand (bytes %d, UE id %d)\n",
         Mod_id, frame, size, UE_index);


  LOG_D (RRC,
         "[MSC_MSG][FRAME %05d][RRC_eNB][MOD %02d][][--- PDCP_DATA_REQ/%d Bytes (securityModeCommand to UE %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
         frame, Mod_id, size, UE_index, rrc_eNB_mui, Mod_id,
         (UE_index * NB_RB_MAX) + DCCH);
  //rrc_rlc_data_req(Mod_id,frame, 1,(UE_index*NB_RB_MAX)+DCCH,rrc_eNB_mui++,0,size,(char*)buffer);
  pdcp_rrc_data_req (Mod_id, frame, 1, (UE_index * NB_RB_MAX) + DCCH,
                     rrc_eNB_mui++, 0, size, buffer, 1);

}

/*------------------------------------------------------------------------------*/
void rrc_eNB_generate_UECapabilityEnquiry (u8 Mod_id, u32 frame, u16 UE_index)
{

  uint8_t buffer[100];
  uint8_t size;

  size = do_UECapabilityEnquiry (Mod_id, buffer, UE_index, rrc_eNB_get_next_transaction_identifier(Mod_id));

  LOG_I (RRC,
         "[eNB %d] Frame %d, Logical Channel DL-DCCH, Generate UECapabilityEnquiry (bytes %d, UE id %d)\n",
         Mod_id, frame, size, UE_index);


  LOG_D (RRC,
         "[MSC_MSG][FRAME %05d][RRC_eNB][MOD %02d][][--- PDCP_DATA_REQ/%d Bytes (UECapabilityEnquiry to UE %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
         frame, Mod_id, size, UE_index, rrc_eNB_mui, Mod_id,
         (UE_index * NB_RB_MAX) + DCCH);
  //rrc_rlc_data_req(Mod_id,frame, 1,(UE_index*NB_RB_MAX)+DCCH,rrc_eNB_mui++,0,size,(char*)buffer);
  pdcp_rrc_data_req (Mod_id, frame, 1, (UE_index * NB_RB_MAX) + DCCH,
                     rrc_eNB_mui++, 0, size, buffer, 1);

}

/*------------------------------------------------------------------------------*/
static void rrc_eNB_generate_defaultRRCConnectionReconfiguration (u8 Mod_id, u32 frame,
                                                                  u16 UE_index,
                                                                  u8 ho_state)
{
#if defined(ENABLE_ITTI)
  eNB_RRC_UE_INFO *UE_info = &eNB_rrc_inst[Mod_id].Info.UE[UE_index];
#endif
  u8 buffer[RRC_BUF_SIZE];
  u8 size;
  int i;

  // configure SRB1/SRB2, PhysicalConfigDedicated, MAC_MainConfig for UE
  eNB_RRC_INST *rrc_inst = &eNB_rrc_inst[Mod_id];

  struct PhysicalConfigDedicated **physicalConfigDedicated = &rrc_inst->physicalConfigDedicated[UE_index];


  struct SRB_ToAddMod *SRB2_config;
  struct SRB_ToAddMod__rlc_Config *SRB2_rlc_config;
  struct SRB_ToAddMod__logicalChannelConfig *SRB2_lchan_config;
  struct LogicalChannelConfig__ul_SpecificParameters
    *SRB2_ul_SpecificParameters;
  SRB_ToAddModList_t *SRB_configList = rrc_inst->SRB_configList[UE_index];
  SRB_ToAddModList_t *SRB_configList2;

  struct DRB_ToAddMod *DRB_config;
  struct RLC_Config *DRB_rlc_config;
  struct PDCP_Config *DRB_pdcp_config;
  struct PDCP_Config__rlc_UM *PDCP_rlc_UM;
  struct LogicalChannelConfig *DRB_lchan_config;
  struct LogicalChannelConfig__ul_SpecificParameters
    *DRB_ul_SpecificParameters;
  DRB_ToAddModList_t **DRB_configList = &rrc_inst->DRB_configList[UE_index];

  MAC_MainConfig_t *mac_MainConfig;
  MeasObjectToAddModList_t *MeasObj_list;
  MeasObjectToAddMod_t *MeasObj;
  ReportConfigToAddModList_t *ReportConfig_list;
  ReportConfigToAddMod_t *ReportConfig_per, *ReportConfig_A1,
    *ReportConfig_A2, *ReportConfig_A3, *ReportConfig_A4, *ReportConfig_A5;
  MeasIdToAddModList_t *MeasId_list;
  MeasIdToAddMod_t *MeasId0, *MeasId1, *MeasId2, *MeasId3, *MeasId4, *MeasId5;
#if Rel10
  long *sr_ProhibitTimer_r9;
#endif

  long *logicalchannelgroup, *logicalchannelgroup_drb;
  long *maxHARQ_Tx, *periodicBSR_Timer;

  RSRP_Range_t *rsrp=NULL;
  struct MeasConfig__speedStatePars *Sparams=NULL;
  QuantityConfig_t *quantityConfig=NULL;
  CellsToAddMod_t *CellToAdd;
  CellsToAddModList_t *CellsToAddModList;
  struct RRCConnectionReconfiguration_r8_IEs__dedicatedInfoNASList *dedicatedInfoNASList = NULL;
  DedicatedInfoNAS_t *dedicatedInfoNas;

  C_RNTI_t *cba_RNTI = NULL;
#ifdef CBA
  //struct PUSCH_CBAConfigDedicated_vlola  *pusch_CBAConfigDedicated_vlola;
  uint8_t *cba_RNTI_buf;
  cba_RNTI = CALLOC (1, sizeof (C_RNTI_t));
  cba_RNTI_buf = CALLOC (1, 2 * sizeof (uint8_t));
  cba_RNTI->buf = cba_RNTI_buf;
  cba_RNTI->size = 2;
  cba_RNTI->bits_unused = 0;
  // associate UEs to the CBa groups as a function of their UE id
  if (rrc_inst->num_active_cba_groups)
    {
      cba_RNTI->buf[0] =
        rrc_inst->cba_rnti[UE_index % rrc_inst->num_active_cba_groups] & 0xff;
      cba_RNTI->buf[1] = 0xff;
      LOG_D (RRC,
             "[eNB %d] Frame %d: cba_RNTI = %x in group %d is attribued to UE %d\n",
             Mod_id, frame,
             rrc_inst->cba_rnti[UE_index % rrc_inst->num_active_cba_groups],
             UE_index % rrc_inst->num_active_cba_groups, UE_index);
    }
  else
    {
      cba_RNTI->buf[0] = 0x0;
      cba_RNTI->buf[1] = 0x0;
      LOG_D (RRC, "[eNB %d] Frame %d: no cba_RNTI is configured for UE %d\n",
             Mod_id, frame, UE_index);
    }


#endif
  // Configure SRB2
  /// SRB2
  SRB2_config = CALLOC (1, sizeof (*SRB2_config));
  SRB_configList2 = CALLOC (1, sizeof (*SRB_configList2));
  memset (SRB_configList2, 0, sizeof (*SRB_configList2));

  SRB2_config->srb_Identity = 2;
  SRB2_rlc_config = CALLOC (1, sizeof (*SRB2_rlc_config));
  SRB2_config->rlc_Config = SRB2_rlc_config;

  SRB2_rlc_config->present = SRB_ToAddMod__rlc_Config_PR_explicitValue;
  SRB2_rlc_config->choice.explicitValue.present = RLC_Config_PR_am;
  SRB2_rlc_config->choice.explicitValue.choice.am.ul_AM_RLC.t_PollRetransmit = T_PollRetransmit_ms15;
  SRB2_rlc_config->choice.explicitValue.choice.am.ul_AM_RLC.pollPDU = PollPDU_p8;
  SRB2_rlc_config->choice.explicitValue.choice.am.ul_AM_RLC.pollByte = PollByte_kB1000;
  SRB2_rlc_config->choice.explicitValue.choice.am.ul_AM_RLC.maxRetxThreshold = UL_AM_RLC__maxRetxThreshold_t32;
  SRB2_rlc_config->choice.explicitValue.choice.am.dl_AM_RLC.t_Reordering = T_Reordering_ms50;
  SRB2_rlc_config->choice.explicitValue.choice.am.dl_AM_RLC.t_StatusProhibit =  T_StatusProhibit_ms10;

  SRB2_lchan_config = CALLOC (1, sizeof (*SRB2_lchan_config));
  SRB2_config->logicalChannelConfig = SRB2_lchan_config;

  SRB2_lchan_config->present =  SRB_ToAddMod__logicalChannelConfig_PR_explicitValue;

  SRB2_ul_SpecificParameters = CALLOC (1, sizeof (*SRB2_ul_SpecificParameters));

  SRB2_ul_SpecificParameters->priority = 1;
  SRB2_ul_SpecificParameters->prioritisedBitRate = LogicalChannelConfig__ul_SpecificParameters__prioritisedBitRate_infinity;
  SRB2_ul_SpecificParameters->bucketSizeDuration = LogicalChannelConfig__ul_SpecificParameters__bucketSizeDuration_ms50;

  // LCG for CCCH and DCCH is 0 as defined in 36331
  logicalchannelgroup = CALLOC (1, sizeof (long));
  *logicalchannelgroup = 0;

  SRB2_ul_SpecificParameters->logicalChannelGroup = logicalchannelgroup;

  SRB2_lchan_config->choice.explicitValue.ul_SpecificParameters =  SRB2_ul_SpecificParameters;
  ASN_SEQUENCE_ADD (&SRB_configList->list, SRB2_config);
  ASN_SEQUENCE_ADD (&SRB_configList2->list, SRB2_config);

  // Configure DRB
  *DRB_configList = CALLOC (1, sizeof (*DRB_configList));
  /// DRB
  DRB_config = CALLOC (1, sizeof (*DRB_config));

  //DRB_config->drb_Identity = (DRB_Identity_t) 1; //allowed values 1..32
  // NN: this is the 1st DRB for this ue, so set it to 1
  DRB_config->drb_Identity = (DRB_Identity_t) 1;        // (UE_index+1); //allowed values 1..32
  DRB_config->logicalChannelIdentity = CALLOC (1, sizeof (long));
  *(DRB_config->logicalChannelIdentity) = (long) 3;
  DRB_rlc_config = CALLOC (1, sizeof (*DRB_rlc_config));
  DRB_config->rlc_Config = DRB_rlc_config;
  DRB_rlc_config->present = RLC_Config_PR_um_Bi_Directional;
  DRB_rlc_config->choice.um_Bi_Directional.ul_UM_RLC.sn_FieldLength =  SN_FieldLength_size10;
  DRB_rlc_config->choice.um_Bi_Directional.dl_UM_RLC.sn_FieldLength =  SN_FieldLength_size10;
  DRB_rlc_config->choice.um_Bi_Directional.dl_UM_RLC.t_Reordering =   T_Reordering_ms5;

  DRB_pdcp_config = CALLOC (1, sizeof (*DRB_pdcp_config));
  DRB_config->pdcp_Config = DRB_pdcp_config;
  DRB_pdcp_config->discardTimer = NULL;
  DRB_pdcp_config->rlc_AM = NULL;
  PDCP_rlc_UM = CALLOC (1, sizeof (*PDCP_rlc_UM));
  DRB_pdcp_config->rlc_UM = PDCP_rlc_UM;
  PDCP_rlc_UM->pdcp_SN_Size = PDCP_Config__rlc_UM__pdcp_SN_Size_len12bits;
  DRB_pdcp_config->headerCompression.present = PDCP_Config__headerCompression_PR_notUsed;

  DRB_lchan_config = CALLOC (1, sizeof (*DRB_lchan_config));
  DRB_config->logicalChannelConfig = DRB_lchan_config;
  DRB_ul_SpecificParameters = CALLOC (1, sizeof (*DRB_ul_SpecificParameters));
  DRB_lchan_config->ul_SpecificParameters = DRB_ul_SpecificParameters;


  DRB_ul_SpecificParameters->priority = 2;      // lower priority than srb1, srb2
  DRB_ul_SpecificParameters->prioritisedBitRate = LogicalChannelConfig__ul_SpecificParameters__prioritisedBitRate_infinity;
  DRB_ul_SpecificParameters->bucketSizeDuration = LogicalChannelConfig__ul_SpecificParameters__bucketSizeDuration_ms50;

  // LCG for DTCH can take the value from 1 to 3 as defined in 36331: normally controlled by upper layers (like RRM)
  logicalchannelgroup_drb = CALLOC (1, sizeof (long));
  *logicalchannelgroup_drb = 1;
  DRB_ul_SpecificParameters->logicalChannelGroup = logicalchannelgroup_drb;

  ASN_SEQUENCE_ADD (&(*DRB_configList)->list, DRB_config);

  mac_MainConfig = CALLOC (1, sizeof (*mac_MainConfig));
  eNB_rrc_inst[Mod_id].mac_MainConfig[UE_index] = mac_MainConfig;

  mac_MainConfig->ul_SCH_Config = CALLOC (1, sizeof (*mac_MainConfig->ul_SCH_Config));

  maxHARQ_Tx = CALLOC (1, sizeof (long));
  *maxHARQ_Tx = MAC_MainConfig__ul_SCH_Config__maxHARQ_Tx_n5;
  mac_MainConfig->ul_SCH_Config->maxHARQ_Tx = maxHARQ_Tx;
  periodicBSR_Timer = CALLOC (1, sizeof (long));
  *periodicBSR_Timer = MAC_MainConfig__ul_SCH_Config__periodicBSR_Timer_sf64;
  mac_MainConfig->ul_SCH_Config->periodicBSR_Timer = periodicBSR_Timer;
  mac_MainConfig->ul_SCH_Config->retxBSR_Timer =  MAC_MainConfig__ul_SCH_Config__retxBSR_Timer_sf320;
  mac_MainConfig->ul_SCH_Config->ttiBundling = 0;       // FALSE

  mac_MainConfig->drx_Config = NULL;

  mac_MainConfig->phr_Config =  CALLOC (1, sizeof (*mac_MainConfig->phr_Config));

  mac_MainConfig->phr_Config->present = MAC_MainConfig__phr_Config_PR_setup;
  mac_MainConfig->phr_Config->choice.setup.periodicPHR_Timer = MAC_MainConfig__phr_Config__setup__periodicPHR_Timer_sf20;       // sf20 = 20 subframes

  mac_MainConfig->phr_Config->choice.setup.prohibitPHR_Timer = MAC_MainConfig__phr_Config__setup__prohibitPHR_Timer_sf20;       // sf20 = 20 subframes

  mac_MainConfig->phr_Config->choice.setup.dl_PathlossChange = MAC_MainConfig__phr_Config__setup__dl_PathlossChange_dB1;        // Value dB1 =1 dB, dB3 = 3 dB

#ifdef Rel10
  sr_ProhibitTimer_r9 = CALLOC (1, sizeof (long));
  *sr_ProhibitTimer_r9 = 0;     // SR tx on PUCCH, Value in number of SR period(s). Value 0 = no timer for SR, Value 2= 2*SR
  mac_MainConfig->sr_ProhibitTimer_r9 = sr_ProhibitTimer_r9;
  //sps_RA_ConfigList_rlola = NULL;
#endif


  // Measurement ID list
  MeasId_list = CALLOC (1, sizeof (*MeasId_list));
  memset ((void *) MeasId_list, 0, sizeof (*MeasId_list));

  MeasId0 = CALLOC (1, sizeof (*MeasId0));
  MeasId0->measId = 1;
  MeasId0->measObjectId = 1;
  MeasId0->reportConfigId = 1;
  ASN_SEQUENCE_ADD (&MeasId_list->list, MeasId0);

  MeasId1 = CALLOC (1, sizeof (*MeasId1));
  MeasId1->measId = 2;
  MeasId1->measObjectId = 1;
  MeasId1->reportConfigId = 2;
  ASN_SEQUENCE_ADD (&MeasId_list->list, MeasId1);

  MeasId2 = CALLOC (1, sizeof (*MeasId2));
  MeasId2->measId = 3;
  MeasId2->measObjectId = 1;
  MeasId2->reportConfigId = 3;
  ASN_SEQUENCE_ADD (&MeasId_list->list, MeasId2);

  MeasId3 = CALLOC (1, sizeof (*MeasId3));
  MeasId3->measId = 4;
  MeasId3->measObjectId = 1;
  MeasId3->reportConfigId = 4;
  ASN_SEQUENCE_ADD (&MeasId_list->list, MeasId3);

  MeasId4 = CALLOC (1, sizeof (*MeasId4));
  MeasId4->measId = 5;
  MeasId4->measObjectId = 1;
  MeasId4->reportConfigId = 5;
  ASN_SEQUENCE_ADD (&MeasId_list->list, MeasId4);

  MeasId5 = CALLOC (1, sizeof (*MeasId5));
  MeasId5->measId = 6;
  MeasId5->measObjectId = 1;
  MeasId5->reportConfigId = 6;
  ASN_SEQUENCE_ADD (&MeasId_list->list, MeasId5);

  //  rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.measConfig->measIdToAddModList = MeasId_list;

  // Add one EUTRA Measurement Object
  MeasObj_list = CALLOC (1, sizeof (*MeasObj_list));
  memset ((void *) MeasObj_list, 0, sizeof (*MeasObj_list));

  // Configure MeasObject

  MeasObj = CALLOC (1, sizeof (*MeasObj));
  memset ((void *) MeasObj, 0, sizeof (*MeasObj));

  MeasObj->measObjectId = 1;
  MeasObj->measObject.present =  MeasObjectToAddMod__measObject_PR_measObjectEUTRA;
  MeasObj->measObject.choice.measObjectEUTRA.carrierFreq = 36090;
  MeasObj->measObject.choice.measObjectEUTRA.allowedMeasBandwidth = AllowedMeasBandwidth_mbw25;
  MeasObj->measObject.choice.measObjectEUTRA.presenceAntennaPort1 = 1;
  MeasObj->measObject.choice.measObjectEUTRA.neighCellConfig.buf = CALLOC (1, sizeof (uint8_t));
  MeasObj->measObject.choice.measObjectEUTRA.neighCellConfig.buf[0] = 0;
  MeasObj->measObject.choice.measObjectEUTRA.neighCellConfig.size = 1;
  MeasObj->measObject.choice.measObjectEUTRA.neighCellConfig.bits_unused = 6;
  MeasObj->measObject.choice.measObjectEUTRA.offsetFreq = NULL; // Default is 15 or 0dB

  MeasObj->measObject.choice.measObjectEUTRA.cellsToAddModList = (CellsToAddModList_t *) CALLOC (1, sizeof (*CellsToAddModList));

  CellsToAddModList = MeasObj->measObject.choice.measObjectEUTRA.cellsToAddModList;

  // Add adjacent cell lists (6 per eNB)
  for (i = 0; i < 6; i++)   {
      CellToAdd = (CellsToAddMod_t *) CALLOC (1, sizeof (*CellToAdd));
      CellToAdd->cellIndex = i + 1;
      CellToAdd->physCellId = get_adjacent_cell_id (Mod_id, i);
      CellToAdd->cellIndividualOffset = Q_OffsetRange_dB0;

      ASN_SEQUENCE_ADD (&CellsToAddModList->list, CellToAdd);
  }

  ASN_SEQUENCE_ADD (&MeasObj_list->list, MeasObj);
  //  rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.measConfig->measObjectToAddModList = MeasObj_list;

  // Report Configurations for periodical, A1-A5 events
  ReportConfig_list = CALLOC (1, sizeof (*ReportConfig_list));

  ReportConfig_per = CALLOC (1, sizeof (*ReportConfig_per));

  ReportConfig_A1 = CALLOC (1, sizeof (*ReportConfig_A1));

  ReportConfig_A2 = CALLOC (1, sizeof (*ReportConfig_A2));

  ReportConfig_A3 = CALLOC (1, sizeof (*ReportConfig_A3));

  ReportConfig_A4 = CALLOC (1, sizeof (*ReportConfig_A4));

  ReportConfig_A5 = CALLOC (1, sizeof (*ReportConfig_A5));

  ReportConfig_per->reportConfigId = 1;
  ReportConfig_per->reportConfig.present = ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA;
  ReportConfig_per->reportConfig.choice.reportConfigEUTRA.triggerType.present = ReportConfigEUTRA__triggerType_PR_periodical;
  ReportConfig_per->reportConfig.choice.reportConfigEUTRA.triggerType.choice.periodical.purpose = ReportConfigEUTRA__triggerType__periodical__purpose_reportStrongestCells;
  ReportConfig_per->reportConfig.choice.reportConfigEUTRA.triggerQuantity = ReportConfigEUTRA__triggerQuantity_rsrp;
  ReportConfig_per->reportConfig.choice.reportConfigEUTRA.reportQuantity = ReportConfigEUTRA__reportQuantity_both;
  ReportConfig_per->reportConfig.choice.reportConfigEUTRA.maxReportCells = 2;
  ReportConfig_per->reportConfig.choice.reportConfigEUTRA.reportInterval = ReportInterval_ms120;
  ReportConfig_per->reportConfig.choice.reportConfigEUTRA.reportAmount = ReportConfigEUTRA__reportAmount_infinity;

  ASN_SEQUENCE_ADD (&ReportConfig_list->list, ReportConfig_per);
 
  ReportConfig_A1->reportConfigId = 2;
  ReportConfig_A1->reportConfig.present = ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA;
  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.triggerType.present = ReportConfigEUTRA__triggerType_PR_event;
  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.present = ReportConfigEUTRA__triggerType__event__eventId_PR_eventA1;
  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA1.a1_Threshold.present =
    ThresholdEUTRA_PR_threshold_RSRP;
  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA1.a1_Threshold.choice.threshold_RSRP = 10;

  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.triggerQuantity = ReportConfigEUTRA__triggerQuantity_rsrp;
  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.reportQuantity = ReportConfigEUTRA__reportQuantity_both;
  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.maxReportCells = 2;
  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.reportInterval = ReportInterval_ms120;
  ReportConfig_A1->reportConfig.choice.reportConfigEUTRA.reportAmount = ReportConfigEUTRA__reportAmount_infinity;

  ASN_SEQUENCE_ADD (&ReportConfig_list->list, ReportConfig_A1);

  if (ho_state == 1 /*HO_MEASURMENT*/ ){
    LOG_I(RRC,"[eNB %d] frame %d: requesting A2, A3, A4, A5, and A6 event reporting\n", Mod_id, frame);
    ReportConfig_A2->reportConfigId                                                              = 3;
    ReportConfig_A2->reportConfig.present                                                        = ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA;
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.triggerType.present                  = ReportConfigEUTRA__triggerType_PR_event;
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.present= ReportConfigEUTRA__triggerType__event__eventId_PR_eventA2;
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA2.a2_Threshold.present = ThresholdEUTRA_PR_threshold_RSRP;
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA2.a2_Threshold.choice.threshold_RSRP = 10;
    
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.triggerQuantity                       = ReportConfigEUTRA__triggerQuantity_rsrp;
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.reportQuantity                        = ReportConfigEUTRA__reportQuantity_both;
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.maxReportCells                        = 2;
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.reportInterval                        = ReportInterval_ms120;
    ReportConfig_A2->reportConfig.choice.reportConfigEUTRA.reportAmount                          = ReportConfigEUTRA__reportAmount_infinity;
    
    ASN_SEQUENCE_ADD(&ReportConfig_list->list,ReportConfig_A2);

    ReportConfig_A3->reportConfigId                                                              = 4;
    ReportConfig_A3->reportConfig.present                                                        = ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA;
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.triggerType.present                   = ReportConfigEUTRA__triggerType_PR_event;
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.present = ReportConfigEUTRA__triggerType__event__eventId_PR_eventA3;

    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA3.a3_Offset = 1;//10;
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA3.reportOnLeave = 1;
    
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.triggerQuantity                       = ReportConfigEUTRA__triggerQuantity_rsrp;
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.reportQuantity                        = ReportConfigEUTRA__reportQuantity_both;
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.maxReportCells                        = 2;
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.reportInterval                        = ReportInterval_ms120;
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.reportAmount                          = ReportConfigEUTRA__reportAmount_infinity;
    
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.hysteresis   = 0.5;
    ReportConfig_A3->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.timeToTrigger = TimeToTrigger_ms40;
    ASN_SEQUENCE_ADD(&ReportConfig_list->list,ReportConfig_A3);
    
    ReportConfig_A4->reportConfigId                                                              = 5;
    ReportConfig_A4->reportConfig.present                                                        = ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA;
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.triggerType.present                   = ReportConfigEUTRA__triggerType_PR_event;
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.present = ReportConfigEUTRA__triggerType__event__eventId_PR_eventA4;
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA4.a4_Threshold.present = ThresholdEUTRA_PR_threshold_RSRP;
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA4.a4_Threshold.choice.threshold_RSRP = 10;
    
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.triggerQuantity                       = ReportConfigEUTRA__triggerQuantity_rsrp;
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.reportQuantity                        = ReportConfigEUTRA__reportQuantity_both;
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.maxReportCells                        = 2;
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.reportInterval                        = ReportInterval_ms120;
    ReportConfig_A4->reportConfig.choice.reportConfigEUTRA.reportAmount                          = ReportConfigEUTRA__reportAmount_infinity;
    
    ASN_SEQUENCE_ADD(&ReportConfig_list->list,ReportConfig_A4);
    
    ReportConfig_A5->reportConfigId                                                              = 6;
    ReportConfig_A5->reportConfig.present                                                        = ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.triggerType.present                                    = ReportConfigEUTRA__triggerType_PR_event;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.present              = ReportConfigEUTRA__triggerType__event__eventId_PR_eventA5;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA5.a5_Threshold1.present = ThresholdEUTRA_PR_threshold_RSRP;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA5.a5_Threshold2.present = ThresholdEUTRA_PR_threshold_RSRP;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA5.a5_Threshold1.choice.threshold_RSRP = 10;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA5.a5_Threshold2.choice.threshold_RSRP = 10;
    
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.triggerQuantity                       = ReportConfigEUTRA__triggerQuantity_rsrp;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.reportQuantity                        = ReportConfigEUTRA__reportQuantity_both;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.maxReportCells                        = 2;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.reportInterval                        = ReportInterval_ms120;
    ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.reportAmount                          = ReportConfigEUTRA__reportAmount_infinity;
    
    ASN_SEQUENCE_ADD(&ReportConfig_list->list,ReportConfig_A5);
    //  rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.measConfig->reportConfigToAddModList = ReportConfig_list;

    rsrp=CALLOC(1,sizeof(RSRP_Range_t));
    *rsrp=20;
    
    Sparams = CALLOC(1,sizeof(*Sparams));
    Sparams->present=MeasConfig__speedStatePars_PR_setup;
    Sparams->choice.setup.timeToTrigger_SF.sf_High=SpeedStateScaleFactors__sf_Medium_oDot75;
    Sparams->choice.setup.timeToTrigger_SF.sf_Medium=SpeedStateScaleFactors__sf_High_oDot5;
    Sparams->choice.setup.mobilityStateParameters.n_CellChangeHigh=10;
    Sparams->choice.setup.mobilityStateParameters.n_CellChangeMedium=5;
    Sparams->choice.setup.mobilityStateParameters.t_Evaluation=MobilityStateParameters__t_Evaluation_s60;
    Sparams->choice.setup.mobilityStateParameters.t_HystNormal=MobilityStateParameters__t_HystNormal_s120;
    
    quantityConfig = CALLOC(1,sizeof(*quantityConfig));
    memset((void *)quantityConfig,0,sizeof(*quantityConfig));
    quantityConfig->quantityConfigEUTRA = CALLOC(1,sizeof(struct QuantityConfigEUTRA));
    memset((void *)quantityConfig->quantityConfigEUTRA,0,sizeof(*quantityConfig->quantityConfigEUTRA));
    quantityConfig->quantityConfigCDMA2000 = NULL;
    quantityConfig->quantityConfigGERAN = NULL;
    quantityConfig->quantityConfigUTRA = NULL;
    quantityConfig->quantityConfigEUTRA->filterCoefficientRSRP = CALLOC(1,sizeof(*(quantityConfig->quantityConfigEUTRA->filterCoefficientRSRP)));
    quantityConfig->quantityConfigEUTRA->filterCoefficientRSRQ = CALLOC(1,sizeof(*(quantityConfig->quantityConfigEUTRA->filterCoefficientRSRQ)));
    *quantityConfig->quantityConfigEUTRA->filterCoefficientRSRP = FilterCoefficient_fc4;
    *quantityConfig->quantityConfigEUTRA->filterCoefficientRSRQ = FilterCoefficient_fc4;
  
    LOG_I(RRC,"[eNB %d] Frame %d: potential handover preparation: store the information in an intermediate structure in case of failure\n",Mod_id, frame);
    // store the information in an intermediate structure for Hanodver management
    //rrc_inst->handover_info.as_config.sourceRadioResourceConfig.srb_ToAddModList = CALLOC(1,sizeof());
    rrc_inst->handover_info[UE_index] = CALLOC(1,sizeof(*(rrc_inst->handover_info[UE_index])));
    //memcpy((void *)rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.srb_ToAddModList,(void *)SRB_list,sizeof(SRB_ToAddModList_t));
    rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.srb_ToAddModList = SRB_configList2;
    //memcpy((void *)rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.drb_ToAddModList,(void *)DRB_list,sizeof(DRB_ToAddModList_t));
    rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.drb_ToAddModList = *DRB_configList;
    rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.drb_ToReleaseList = NULL;
    rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.mac_MainConfig = CALLOC(1, sizeof(*rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.mac_MainConfig));
    memcpy((void *)rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.mac_MainConfig,
           (void *)mac_MainConfig,
           sizeof(MAC_MainConfig_t));
    rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.physicalConfigDedicated = CALLOC(1,sizeof(PhysicalConfigDedicated_t));
    memcpy((void *)rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.physicalConfigDedicated,
           (void *)rrc_inst->physicalConfigDedicated[UE_index],
           sizeof(PhysicalConfigDedicated_t));
    rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.sps_Config = NULL;
    //memcpy((void *)rrc_inst->handover_info[UE_index]->as_config.sourceRadioResourceConfig.sps_Config,(void *)rrc_inst->sps_Config[UE_index],sizeof(SPS_Config_t));

  }
   
#if defined(ENABLE_ITTI)
  /* Initialize NAS list */
  dedicatedInfoNASList = CALLOC (1, sizeof (struct RRCConnectionReconfiguration_r8_IEs__dedicatedInfoNASList));
  /* Add all NAS PDUs to the list */
  for (i = 0; i < UE_info->nb_of_e_rabs; i++)
  {
    if (UE_info->e_rab[i].param.nas_pdu.buffer != NULL)
    {
      dedicatedInfoNas = malloc (sizeof(DedicatedInfoNAS_t));

      OCTET_STRING_fromBuf (dedicatedInfoNas, (char *) UE_info->e_rab[i].param.nas_pdu.buffer, UE_info->e_rab[i].param.nas_pdu.length);
      ASN_SEQUENCE_ADD (&dedicatedInfoNASList->list, dedicatedInfoNas);
    }

    /* TODO should test if e RAB are Ok before! */
    eNB_rrc_inst[Mod_id].Info.UE[UE_index].e_rab[i].status = E_RAB_STATUS_DONE;
  }
  /* If list is empty free the list and reset the address */
  if(dedicatedInfoNASList->list.count == 0)
  {
    free (dedicatedInfoNASList);
    dedicatedInfoNASList = NULL;
  }
#endif

  memset (buffer, 0, RRC_BUF_SIZE);

  size = do_RRCConnectionReconfiguration (Mod_id, buffer, UE_index, rrc_eNB_get_next_transaction_identifier(Mod_id),  //Transaction_id,
                                          SRB_configList2, *DRB_configList, NULL,       // DRB2_list,
                                          NULL, //*sps_Config,
                                          physicalConfigDedicated[UE_index], MeasObj_list, ReportConfig_list, 
                                          quantityConfig,
                                          MeasId_list, mac_MainConfig, NULL,NULL,Sparams,rsrp,
                                          cba_RNTI, dedicatedInfoNASList);

#if defined(ENABLE_ITTI)
  /* Free all NAS PDUs */
  for (i = 0; i < UE_info->nb_of_e_rabs; i++)
  {
    if (UE_info->e_rab[i].param.nas_pdu.buffer != NULL)
    {
      /* Free the NAS PDU buffer and invalidate it */
      free (UE_info->e_rab[i].param.nas_pdu.buffer);
      UE_info->e_rab[i].param.nas_pdu.buffer = NULL;
    }
  }
#endif

  LOG_I (RRC,"[eNB %d] Frame %d, Logical Channel DL-DCCH, Generate RRCConnectionReconfiguration (bytes %d, UE id %d)\n",
         Mod_id, frame, size, UE_index);

  LOG_D (RRC,"[MSC_MSG][FRAME %05d][RRC_eNB][MOD %02d][][--- PDCP_DATA_REQ/%d Bytes (rrcConnectionReconfiguration to UE %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
         frame, Mod_id, size, UE_index, rrc_eNB_mui, Mod_id,
         (UE_index * NB_RB_MAX) + DCCH);
  //rrc_rlc_data_req(Mod_id,frame, 1,(UE_index*NB_RB_MAX)+DCCH,rrc_eNB_mui++,0,size,(char*)buffer);
  pdcp_rrc_data_req (Mod_id, frame, 1, (UE_index * NB_RB_MAX) + DCCH,
                     rrc_eNB_mui++, 0, size, buffer, 1);

}

/*------------------------------------------------------------------------------*/
void rrc_eNB_process_MeasurementReport (u8 Mod_id, u32 frame, u16 UE_index,
                                   MeasResults_t * measResults2)
{

  LOG_I (RRC,"[eNB %d] Frame %d: Process Measurement Report From UE %d (Measurement Id %d)\n",
         Mod_id, frame, UE_index, (int) measResults2->measId);
  if (measResults2->measResultNeighCells->choice.measResultListEUTRA.list.count > 0) {
      LOG_I (RRC, "Physical Cell Id %d\n",
             (int) measResults2->measResultNeighCells->choice.measResultListEUTRA.list.array[0]->physCellId);
      LOG_I (RRC, "RSRP of Target %d\n",
             (int) *(measResults2->measResultNeighCells->choice.measResultListEUTRA.list.array[0]->measResult.rsrpResult));
      LOG_I (RRC, "RSRQ of Target %d\n",
             (int) *(measResults2->measResultNeighCells->choice.measResultListEUTRA.list.array[0]->measResult.rsrqResult));
  }
#ifdef Rel10
  LOG_I (RRC, "RSRP of Source %d\n",
         measResults2->measResultPCell.rsrpResult);
  LOG_I (RRC, "RSRQ of Source %d\n",
         measResults2->measResultPCell.rsrqResult);
#else
  LOG_I (RRC, "RSRP of Source %d\n",
         measResults2->measResultServCell.rsrpResult);
  LOG_I (RRC, "RSRQ of Source %d\n",
         measResults2->measResultServCell.rsrqResult);
#endif

  if(eNB_rrc_inst[Mod_id].handover_info[UE_index]->ho_prepare != 0xF0){
    rrc_eNB_generate_HandoverPreparationInformation(Mod_id,
                                                    frame,
                                                    UE_index,
                                                    measResults2->measResultNeighCells->choice.measResultListEUTRA.list.array[0]->physCellId);
  }else{
    LOG_D(RRC,"[eNB %d] Frame %d: Ignoring MeasReport from UE %d as Handover is in progress... \n",Mod_id,frame, UE_index);
  }
  //Look for IP address of the target eNB
  //Send Handover Request -> target eNB
  //Wait for Handover Acknowledgement <- target eNB
  //Send Handover Command

  //x2delay();
  //    handover_request_x2(UE_index,Mod_id,measResults2->measResultNeighCells->choice.measResultListEUTRA.list.array[0]->physCellId);

  //    u8 buffer[100];
  //    int size=rrc_eNB_generate_Handover_Command_TeNB(0,0,buffer);
  //
  //      send_check_message((char*)buffer,size);
  //send_handover_command();

}

/*------------------------------------------------------------------------------*/
void rrc_eNB_generate_HandoverPreparationInformation (u8 Mod_id, u32 frame, u8 UE_index, PhysCellId_t targetPhyId) {
  u8 UE_id_target;
  u8 mod_id_target = get_adjacent_cell_mod_id(targetPhyId);
  HANDOVER_INFO *handoverInfo = CALLOC(1,sizeof(*handoverInfo));
  /*
  u8 buffer[100];
  u8 size;
  struct PhysicalConfigDedicated  **physicalConfigDedicated = &eNB_rrc_inst[Mod_id].physicalConfigDedicated[UE_index];
  RadioResourceConfigDedicated_t *radioResourceConfigDedicated = CALLOC(1,sizeof(RadioResourceConfigDedicated_t));
  */

  handoverInfo->as_config.antennaInfoCommon.antennaPortsCount =  0; //Not used 0- but check value
  handoverInfo->as_config.sourceDl_CarrierFreq = 36090; //Verify!
  memcpy((void*) &handoverInfo->as_config.sourceMasterInformationBlock, 
         (void*) &eNB_rrc_inst[Mod_id].mib,
         sizeof(MasterInformationBlock_t));
  memcpy((void*) &handoverInfo->as_config.sourceMeasConfig, 
         (void*) &eNB_rrc_inst[Mod_id].measConfig[UE_index],
         sizeof(MeasConfig_t));
  //to be configured
  memset((void *)&eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_config.sourceSecurityAlgorithmConfig,
         0,
         sizeof(SecurityAlgorithmConfig_t));

  memcpy((void *)&eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_config.sourceSystemInformationBlockType1,
         (void *)&eNB_rrc_inst[Mod_id].SIB1,
         sizeof(SystemInformationBlockType1_t));
  memcpy((void *)&eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_config.sourceSystemInformationBlockType2,
         (void *)&eNB_rrc_inst[Mod_id].SIB23,
         sizeof(SystemInformationBlockType2_t));

  eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_context.reestablishmentInfo = CALLOC(1,sizeof(ReestablishmentInfo_t));
  eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_context.reestablishmentInfo->sourcePhysCellId = eNB_rrc_inst[Mod_id].physCellId;
  eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_context.reestablishmentInfo->targetCellShortMAC_I.buf = NULL; // Check values later
  eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_context.reestablishmentInfo->targetCellShortMAC_I.size = 0;
  eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_context.reestablishmentInfo->targetCellShortMAC_I.bits_unused = 0;
  eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_context.reestablishmentInfo->additionalReestabInfoList = NULL;

  eNB_rrc_inst[Mod_id].handover_info[UE_index]->ho_prepare = 0xFF;//0xF0;
  eNB_rrc_inst[Mod_id].handover_info[UE_index]->ho_complete = 0;

  if (mod_id_target != 0xFF) {
    //UE_id_target = rrc_find_free_ue_index(modid_target);
    UE_id_target = rrc_eNB_get_next_free_UE_index(mod_id_target,(u8 *) &eNB_rrc_inst[Mod_id].Info.UE_list[UE_index]); //this should return a new index

    if (UE_id_target!=0xFF) {
      LOG_N(RRC,"[eNB %d] Frame %d : Emulate sending HandoverPreparationInformation msg from eNB source %d to eNB target %d: source UE_id %d target UE_id %d source_modId: %d target_modId: %d\n",Mod_id,frame,eNB_rrc_inst[Mod_id].physCellId,targetPhyId,UE_index,UE_id_target,Mod_id,mod_id_target);
      eNB_rrc_inst[mod_id_target].handover_info[UE_id_target] = CALLOC(1,sizeof(*(eNB_rrc_inst[mod_id_target].handover_info[UE_id_target])));
      memcpy((void *)&eNB_rrc_inst[mod_id_target].handover_info[UE_id_target]->as_context, 
             (void *)&eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_context,
             sizeof(AS_Context_t));
      memcpy((void *)&eNB_rrc_inst[mod_id_target].handover_info[UE_id_target]->as_config, 
             (void *)&eNB_rrc_inst[Mod_id].handover_info[UE_index]->as_config,
             sizeof(AS_Config_t));
      
      eNB_rrc_inst[mod_id_target].handover_info[UE_id_target]->ho_prepare = 0xFF;
      eNB_rrc_inst[mod_id_target].handover_info[UE_id_target]->ho_complete = 0;

      eNB_rrc_inst[Mod_id].handover_info[UE_index]->modid_t = mod_id_target;
      eNB_rrc_inst[Mod_id].handover_info[UE_index]->ueid_s = UE_index;
      eNB_rrc_inst[Mod_id].handover_info[UE_index]->modid_s = Mod_id;
      eNB_rrc_inst[mod_id_target].handover_info[UE_id_target]->modid_t = mod_id_target;
      eNB_rrc_inst[mod_id_target].handover_info[UE_id_target]->modid_s = Mod_id;
      eNB_rrc_inst[mod_id_target].handover_info[UE_id_target]->ueid_t = UE_id_target;
    }
    else
      LOG_E(RRC,"\nError in obtaining free UE id in target eNB %l for handover \n", targetPhyId);
  }
  else
    LOG_E(RRC,"\nError in obtaining Module ID of target eNB for handover \n");
}

/*------------------------------------------------------------------------------*/
void rrc_eNB_process_handoverPreparationInformation(u8 Mod_id,u32 frame, u16 UE_index) {

  LOG_I(RRC,"[eNB %d] Frame %d : Logical Channel UL-DCCH, processing RRCHandoverPreparationInformation, sending RRCConnectionReconfiguration to UE %d \n",Mod_id,frame,UE_index);