rrc_UE.c 118 KB
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/*******************************************************************************

  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_UE.c
* \brief rrc procedures for UE
* \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"
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#include "PHY/TOOLS/dB_routines.h"
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#include "extern.h"
#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
#include "LAYER2/RLC/rlc.h"
#include "COMMON/mac_rrc_primitives.h"
#include "UTIL/LOG/log.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
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#ifndef CELLULAR
#include "RRC/LITE/MESSAGES/asn1_msg.h"
#endif
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#include "RRCConnectionRequest.h"
#include "RRCConnectionReconfiguration.h"
#include "UL-CCCH-Message.h"
#include "DL-CCCH-Message.h"
#include "UL-DCCH-Message.h"
#include "DL-DCCH-Message.h"
#include "BCCH-DL-SCH-Message.h"
#ifdef Rel10
#include "MCCH-Message.h"
#endif
#include "MeasConfig.h"
#include "MeasGapConfig.h"
#include "MeasObjectEUTRA.h"
#include "TDD-Config.h"
#include "UECapabilityEnquiry.h"
#include "UE-CapabilityRequest.h"
#ifdef PHY_ABSTRACTION
#include "OCG.h"
#include "OCG_extern.h"
#endif
#ifdef USER_MODE
#include "RRC/NAS/nas_config.h"
#include "RRC/NAS/rb_config.h"
#endif
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#if defined(ENABLE_SECURITY)
# include "UTIL/OSA/osa_defs.h"
#endif

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#include "pdcp.h"

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

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#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

//#define XER_PRINT

extern inline unsigned int taus(void);
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extern s8 dB_fixed2(u32 x,u32 y);
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void init_SI_UE(u8 Mod_id,u8 eNB_index) {

  int i;


  UE_rrc_inst[Mod_id].sizeof_SIB1[eNB_index] = 0;
  UE_rrc_inst[Mod_id].sizeof_SI[eNB_index] = 0;

  UE_rrc_inst[Mod_id].SIB1[eNB_index] = (u8 *)malloc16(32);
  UE_rrc_inst[Mod_id].sib1[eNB_index] = (SystemInformationBlockType1_t *)malloc16(sizeof(SystemInformationBlockType1_t));
  UE_rrc_inst[Mod_id].SI[eNB_index] = (u8 *)malloc16(64);

  for (i=0;i<NB_CNX_UE;i++) {
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    UE_rrc_inst[Mod_id].si[eNB_index][i] = (SystemInformation_t *)malloc16(sizeof(SystemInformation_t));
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  }

  UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status = 0;
  UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus = 0;


}

#ifdef Rel10
void init_MCCH_UE(u8 Mod_id, u8 eNB_index) {
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  int i;
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  UE_rrc_inst[Mod_id].sizeof_MCCH_MESSAGE[eNB_index] = 0;
  UE_rrc_inst[Mod_id].MCCH_MESSAGE[eNB_index] = (u8 *)malloc16(32);
  UE_rrc_inst[Mod_id].mcch_message[eNB_index] = (MBSFNAreaConfiguration_r9_t *)malloc16(sizeof(MBSFNAreaConfiguration_r9_t));
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  for (i=0; i<8;i++) // MAX MBSFN Area
    UE_rrc_inst[Mod_id].Info[eNB_index].MCCHStatus[i] = 0;
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}
#endif

static
void openair_rrc_lite_ue_init_security(u8 Mod_id)
{
#if defined(ENABLE_SECURITY)
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//    uint8_t *kRRCenc;
//    uint8_t *kRRCint;
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    char ascii_buffer[65];
    uint8_t i;

    memset(UE_rrc_inst[Mod_id].kenb, Mod_id, 32);

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

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    LOG_T(RRC, "[OSA][UE %02d] kenb    = %s\n", Mod_id, ascii_buffer);
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#endif
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}
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/*------------------------------------------------------------------------------*/
char openair_rrc_lite_ue_init(u8 Mod_id, unsigned char eNB_index){
  /*-----------------------------------------------------------------------------*/
  LOG_D(RRC,"[UE %d] INIT State = RRC_IDLE (eNB %d)\n",Mod_id,eNB_index);
  LOG_D(RRC,"[MSC_NEW][FRAME 00000][RRC_UE][MOD %02d][]\n", Mod_id+NB_eNB_INST);
  LOG_D(RRC, "[MSC_NEW][FRAME 00000][IP][MOD %02d][]\n", Mod_id+NB_eNB_INST);

  UE_rrc_inst[Mod_id].Info[eNB_index].State=RRC_IDLE;
  UE_rrc_inst[Mod_id].Info[eNB_index].T300_active = 0;
  UE_rrc_inst[Mod_id].Info[eNB_index].T304_active = 0;
  UE_rrc_inst[Mod_id].Info[eNB_index].T310_active = 0;
  UE_rrc_inst[Mod_id].Info[eNB_index].UE_index=0xffff;
  UE_rrc_inst[Mod_id].Srb0[eNB_index].Active=0;
  UE_rrc_inst[Mod_id].Srb1[eNB_index].Active=0;
  UE_rrc_inst[Mod_id].Srb2[eNB_index].Active=0;
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  UE_rrc_inst[Mod_id].HandoverInfoUe.measFlag=1;
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  UE_rrc_inst[Mod_id].ciphering_algorithm = SecurityAlgorithmConfig__cipheringAlgorithm_eea0;
#ifdef Rel10
  UE_rrc_inst[Mod_id].integrity_algorithm = SecurityAlgorithmConfig__integrityProtAlgorithm_eia0_v920;
#else
  UE_rrc_inst[Mod_id].integrity_algorithm = SecurityAlgorithmConfig__integrityProtAlgorithm_reserved;
#endif

  openair_rrc_lite_ue_init_security(Mod_id);

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  init_SI_UE(Mod_id,eNB_index);
  LOG_D(RRC,"[UE %d] INIT: phy_sync_2_ch_ind\n", Mod_id);

#ifndef NO_RRM
  send_msg(&S_rrc,msg_rrc_phy_synch_to_CH_ind(Mod_id,eNB_index,UE_rrc_inst[Mod_id].Mac_id));
#endif

#ifdef NO_RRM //init ch SRB0, SRB1 & BDTCH
  openair_rrc_on(Mod_id,0);
#endif
#ifdef CBA 
  int j;
  for(j=0; j<NUM_MAX_CBA_GROUP; j++)
    UE_rrc_inst[Mod_id].cba_rnti[j] = 0x0000;
  UE_rrc_inst[Mod_id].num_active_cba_groups = 0;
#endif

  return 0;
}

/*------------------------------------------------------------------------------*/
void rrc_ue_generate_RRCConnectionRequest(u8 Mod_id, u32 frame, u8 eNB_index){
  /*------------------------------------------------------------------------------*/

  u8 i=0,rv[6];
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  if(UE_rrc_inst[Mod_id].Srb0[eNB_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   
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        // if SMBV is configured the contention resolution needs to be fix for the connection procedure to succeed
        rv[i]=i;
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#else
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        rv[i]=taus()&0xff;
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#endif
      LOG_T(RRC,"%x.",rv[i]);
    }
    LOG_T(RRC,"\n");
    UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.payload_size = do_RRCConnectionRequest((u8 *)UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.Payload,rv);

    LOG_I(RRC,"[UE %d] : Frame %d, Logical Channel UL-CCCH (SRB0), Generating RRCConnectionRequest (bytes %d, eNB %d)\n",
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      Mod_id, frame, UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.payload_size, eNB_index);
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    for (i=0;i<UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.payload_size;i++) {
      LOG_T(RRC,"%x.",UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.Payload[i]);
    }
    LOG_T(RRC,"\n");
    /*
      UE_rrc_inst[Mod_id].Srb0[Idx].Tx_buffer.Payload[i] = taus()&0xff;

    UE_rrc_inst[Mod_id].Srb0[Idx].Tx_buffer.payload_size =i;
    */

  }
}


mui_t rrc_mui=0;

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/* NAS Attach request with IMSI */
static const char 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,
};

/* NAS Attach request with GUTI */
static const char nas_attach_req_guti[] =
{
    0x07, 0x41,
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    /* EPS Mobile identity = GUTI */
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    0x71, 0x0B, 0xF6, 0x12, 0xF2, 0x01, 0x80, 0x00, 0x01, 0xE0, 0x00,
    0xDA, 0x1F,
    /* 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,
};

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/*------------------------------------------------------------------------------*/
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void rrc_ue_generate_RRCConnectionSetupComplete(u8 Mod_id, u32 frame, u8 eNB_index, uint8_t Transaction_id){
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  /*------------------------------------------------------------------------------*/

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  u8 buffer[100];
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  u8 size;

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//   size = do_RRCConnectionSetupComplete(buffer, Transaction_id, sizeof(nas_attach_req_guti), nas_attach_req_guti);
  size = do_RRCConnectionSetupComplete(buffer, Transaction_id, sizeof(nas_attach_req_imsi), nas_attach_req_imsi);
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  LOG_I(RRC,"[UE %d][RAPROC] Frame %d : Logical Channel UL-DCCH (SRB1), Generating RRCConnectionSetupComplete (bytes%d, eNB %d)\n",
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    Mod_id,frame, size, eNB_index);
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   LOG_D(RLC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- PDCP_DATA_REQ/%d Bytes (RRCConnectionSetupComplete to eNB %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
                                     frame, Mod_id+NB_eNB_INST, size, eNB_index, rrc_mui, Mod_id+NB_eNB_INST, DCCH);

   //  rrc_rlc_data_req(Mod_id+NB_eNB_INST,frame, 0 ,DCCH,rrc_mui++,0,size,(char*)buffer);
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  pdcp_rrc_data_req (eNB_index, Mod_id, frame, 0, DCCH, rrc_mui++, 0, size, buffer, 1);
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}

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void rrc_ue_generate_RRCConnectionReconfigurationComplete(u8 Mod_id, u32 frame, u8 eNB_index, uint8_t Transaction_id) {
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  u8 buffer[32], size;

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  size = do_RRCConnectionReconfigurationComplete(buffer, Transaction_id);
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  LOG_I(RRC,"[UE %d] Frame %d : Logical Channel UL-DCCH (SRB1), Generating RRCConnectionReconfigurationComplete (bytes %d, eNB_index %d)\n",
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    Mod_id,frame, size, eNB_index);
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  LOG_D(RLC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- PDCP_DATA_REQ/%d Bytes (RRCConnectionReconfigurationComplete to eNB %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
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    frame, Mod_id+NB_eNB_INST, size, eNB_index, rrc_mui, Mod_id+NB_eNB_INST, DCCH);
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  //rrc_rlc_data_req(Mod_id+NB_eNB_INST,frame, 0 ,DCCH,rrc_mui++,0,size,(char*)buffer);
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  pdcp_rrc_data_req (eNB_index, Mod_id, frame, 0, DCCH, rrc_mui++, 0, size, buffer, 1);
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}

/*------------------------------------------------------------------------------*/
int rrc_ue_decode_ccch(u8 Mod_id, u32 frame, SRB_INFO *Srb_info, u8 eNB_index){
  /*------------------------------------------------------------------------------*/

  //DL_CCCH_Message_t dlccchmsg;
  DL_CCCH_Message_t *dl_ccch_msg=NULL;//&dlccchmsg;
  asn_dec_rval_t dec_rval;
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  int rval=0;
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  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_CCCH, VCD_FUNCTION_IN);

  //memset(dl_ccch_msg,0,sizeof(DL_CCCH_Message_t));

  //  LOG_D(RRC,"[UE %d] Decoding DL-CCCH message (%d bytes), State %d\n",Mod_id,Srb_info->Rx_buffer.payload_size,
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  //  UE_rrc_inst[Mod_id].Info[eNB_index].State);
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  dec_rval = uper_decode(NULL,
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      &asn_DEF_DL_CCCH_Message,
      (void**)&dl_ccch_msg,
      (uint8_t*)Srb_info->Rx_buffer.Payload,
      100,0,0);
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#ifdef XER_PRINT
  xer_fprint(stdout,&asn_DEF_DL_CCCH_Message,(void*)dl_ccch_msg);
#endif

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#if defined(ENABLE_ITTI)
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# if defined(DISABLE_ITTI_XER_PRINT)
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  {
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    MessageDef *msg_p;
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    msg_p = itti_alloc_new_message (TASK_RRC_UE, RRC_DL_CCCH_MESSAGE);
    memcpy (&msg_p->ittiMsg, (void *) dl_ccch_msg, sizeof(RrcDlCcchMessage));
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    itti_send_msg_to_task (TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
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  }
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# else
  {
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    char        message_string[10000];
    size_t      message_string_size;
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    if ((message_string_size = xer_sprint(message_string, sizeof(message_string), &asn_DEF_DL_CCCH_Message, (void *)dl_ccch_msg)) > 0)
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    {
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      MessageDef *msg_p;
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      msg_p = itti_alloc_new_message_sized (TASK_RRC_UE, GENERIC_LOG, message_string_size);
      memcpy(&msg_p->ittiMsg.generic_log, message_string, message_string_size);
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      itti_send_msg_to_task(TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
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    }
  }
# endif
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#endif

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  if ((dec_rval.code != RC_OK) && (dec_rval.consumed==0)) {
    LOG_E(RRC,"[UE %d] Frame %d : Failed to decode DL-CCCH-Message (%d bytes)\n",Mod_id,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 == DL_CCCH_MessageType_PR_c1) {

    if (UE_rrc_inst[Mod_id].Info[eNB_index].State == RRC_SI_RECEIVED) {

      switch (dl_ccch_msg->message.choice.c1.present) {

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        case DL_CCCH_MessageType__c1_PR_NOTHING:
          LOG_I(RRC, "[UE%d] Frame %d : Received PR_NOTHING on DL-CCCH-Message\n", Mod_id, frame);
          rval = 0;
          break;

        case DL_CCCH_MessageType__c1_PR_rrcConnectionReestablishment:
          LOG_D(RRC,
              "[MSC_MSG][FRAME %05d][MAC_UE][MOD %02d][][--- MAC_DATA_IND (rrcConnectionReestablishment ENB %d) --->][RRC_UE][MOD %02d][]\n", frame, Mod_id+NB_eNB_INST, eNB_index, Mod_id+NB_eNB_INST);

          LOG_I(RRC,
              "[UE%d] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCConnectionReestablishment\n", Mod_id, frame);
          rval = 0;
          break;

        case DL_CCCH_MessageType__c1_PR_rrcConnectionReestablishmentReject:
          LOG_D(RRC,
              "[MSC_MSG][FRAME %05d][MAC_UE][MOD %02d][][--- MAC_DATA_IND (RRCConnectionReestablishmentReject ENB %d) --->][RRC_UE][MOD %02d][]\n", frame, Mod_id+NB_eNB_INST, eNB_index, Mod_id+NB_eNB_INST);
          LOG_I(RRC,
              "[UE%d] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCConnectionReestablishmentReject\n", Mod_id, frame);
          rval = 0;
          break;

        case DL_CCCH_MessageType__c1_PR_rrcConnectionReject:
          LOG_D(RRC,
              "[MSC_MSG][FRAME %05d][MAC_UE][MOD %02d][][--- MAC_DATA_IND (rrcConnectionReject ENB %d) --->][RRC_UE][MOD %02d][]\n", frame, Mod_id+NB_eNB_INST, eNB_index, Mod_id+NB_eNB_INST);

          LOG_I(RRC,
              "[UE%d] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCConnectionReject \n", Mod_id, frame);
          rval = 0;
          break;

        case DL_CCCH_MessageType__c1_PR_rrcConnectionSetup:
          LOG_D(RRC,
              "[MSC_MSG][FRAME %05d][MAC_UE][MOD %02d][][--- MAC_DATA_IND (rrcConnectionSetup ENB %d) --->][RRC_UE][MOD %02d][]\n", frame, Mod_id+NB_eNB_INST, eNB_index, Mod_id+NB_eNB_INST);

          LOG_I(RRC,
              "[UE%d][RAPROC] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCConnectionSetup \n", Mod_id, frame);
          // Get configuration

          // Release T300 timer
          UE_rrc_inst[Mod_id].Info[eNB_index].T300_active = 0;
          rrc_ue_process_radioResourceConfigDedicated(Mod_id, frame, eNB_index,
              &dl_ccch_msg->message.choice.c1.choice.rrcConnectionSetup.criticalExtensions.choice.c1.choice.rrcConnectionSetup_r8.radioResourceConfigDedicated);

          rrc_ue_generate_RRCConnectionSetupComplete(Mod_id, frame, eNB_index, dl_ccch_msg->message.choice.c1.choice.rrcConnectionSetup.rrc_TransactionIdentifier);

          rval = 0;
          break;

        default:
          LOG_E(RRC, "[UE%d] Frame %d : Unknown message\n", Mod_id, frame);
          rval = -1;
          break;
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      }
    }
  }

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_CCCH, VCD_FUNCTION_OUT);
  return rval;
}

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s32 rrc_ue_establish_srb1(u8 Mod_id,u32 frame,u8 eNB_index, struct SRB_ToAddMod *SRB_config) {
  // add descriptor from RRC PDU
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  u8 lchan_id = DCCH;

  UE_rrc_inst[Mod_id].Srb1[eNB_index].Active = 1;
  UE_rrc_inst[Mod_id].Srb1[eNB_index].Status = RADIO_CONFIG_OK;//RADIO CFG
  UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Srb_id = 1;

    // copy default configuration for now
  //  memcpy(&UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Lchan_desc[0],&DCCH_LCHAN_DESC,LCHAN_DESC_SIZE);
  //  memcpy(&UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Lchan_desc[1],&DCCH_LCHAN_DESC,LCHAN_DESC_SIZE);


  LOG_I(RRC,"[UE %d], CONFIG_SRB1 %d corresponding to eNB_index %d\n", Mod_id,lchan_id,eNB_index);

  //rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, lchan_id,UNDEF_SECURITY_MODE);
  //  rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,lchan_id,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);

  //  UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Tx_buffer.payload_size=DEFAULT_MEAS_IND_SIZE+1;


  return(0);
}

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s32 rrc_ue_establish_srb2(u8 Mod_id,u32 frame,u8 eNB_index, struct SRB_ToAddMod *SRB_config) {
  // add descriptor from RRC PDU
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  u8 lchan_id = DCCH1;

  UE_rrc_inst[Mod_id].Srb2[eNB_index].Active = 1;
  UE_rrc_inst[Mod_id].Srb2[eNB_index].Status = RADIO_CONFIG_OK;//RADIO CFG
  UE_rrc_inst[Mod_id].Srb2[eNB_index].Srb_info.Srb_id = 2;

    // copy default configuration for now
  //  memcpy(&UE_rrc_inst[Mod_id].Srb2[eNB_index].Srb_info.Lchan_desc[0],&DCCH_LCHAN_DESC,LCHAN_DESC_SIZE);
  //  memcpy(&UE_rrc_inst[Mod_id].Srb2[eNB_index].Srb_info.Lchan_desc[1],&DCCH_LCHAN_DESC,LCHAN_DESC_SIZE);


  LOG_I(RRC,"[UE %d], CONFIG_SRB2 %d corresponding to eNB_index %d\n",Mod_id,lchan_id,eNB_index);

  //rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, lchan_id, UNDEF_SECURITY_MODE);
  //  rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,lchan_id,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);

  //  UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Tx_buffer.payload_size=DEFAULT_MEAS_IND_SIZE+1;


  return(0);
}

s32 rrc_ue_establish_drb(u8 Mod_id,u32 frame,u8 eNB_index,
483
                                        struct DRB_ToAddMod *DRB_config) { // add descriptor from RRC PDU
484
#ifdef NAS_NETLINK
485
  int oip_ifup=0,ip_addr_offset3=0,ip_addr_offset4=0;
486
#endif
487

488 489
  LOG_I(RRC,"[UE %d] Frame %d: processing RRCConnectionReconfiguration: reconfiguring DRB %ld/LCID %d\n",
        Mod_id, frame, DRB_config->drb_Identity, (int)*DRB_config->logicalChannelIdentity);
490 491
  /*
  rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD,
492
                             (eNB_index * NB_RB_MAX) + *DRB_config->logicalChannelIdentity, UNDEF_SECURITY_MODE);
493 494
 
 rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,
495 496
                    (eNB_index * NB_RB_MAX) + *DRB_config->logicalChannelIdentity,
                    RADIO_ACCESS_BEARER,Rlc_info_um);
497 498 499 500 501 502 503 504 505 506 507
  */
#ifdef NAS_NETLINK
#    ifdef OAI_EMU
    ip_addr_offset3 = oai_emulation.info.nb_enb_local;
    ip_addr_offset4 = NB_eNB_INST;
#    else
    ip_addr_offset3 = 0;
    ip_addr_offset4 = 8;
#    endif
#    if !defined(OAI_NW_DRIVER_TYPE_ETHERNET) && !defined(EXMIMO)
    LOG_I(OIP,"[UE %d] trying to bring up the OAI interface oai%d, IP 10.0.%d.%d\n", Mod_id, ip_addr_offset3+Mod_id,
508
          ip_addr_offset3+Mod_id+1,ip_addr_offset4+Mod_id+1);
509
    oip_ifup=nas_config(ip_addr_offset3+Mod_id,   // interface_id
510 511
                        ip_addr_offset3+Mod_id+1, // third_octet
                        ip_addr_offset4+Mod_id+1); // fourth_octet
512 513 514 515 516
    if (oip_ifup == 0 ){ // interface is up --> send a config the DRB
#        ifdef OAI_EMU
      oai_emulation.info.oai_ifup[Mod_id]=1;
#        endif
      LOG_I(OIP,"[UE %d] Config the oai%d to send/receive pkt on DRB %d to/from the protocol stack\n",
517 518 519 520 521 522 523 524 525 526 527 528
            Mod_id,
            ip_addr_offset3+Mod_id,
            (eNB_index * NB_RB_MAX) + *DRB_config->logicalChannelIdentity);

      rb_conf_ipv4(0,//add
                   Mod_id,//cx align with the UE index
                   ip_addr_offset3+Mod_id,//inst num_enb+ue_index
                   (eNB_index * NB_RB_MAX) + *DRB_config->logicalChannelIdentity,//rb
                   0,//dscp
                   ipv4_address(ip_addr_offset3+Mod_id+1,ip_addr_offset4+Mod_id+1),//saddr
                   ipv4_address(ip_addr_offset3+Mod_id+1,eNB_index+1));//daddr
      LOG_D(RRC,"[UE %d] State = Attached (eNB %d)\n",Mod_id,eNB_index);
529 530 531 532 533 534 535 536 537 538 539 540
    }
#    else
#        ifdef OAI_EMU
      oai_emulation.info.oai_ifup[Mod_id]=1;
#        endif
#    endif
#endif

  return(0);
}


541
void  rrc_ue_process_measConfig(u8 Mod_id,u32 frame, u8 eNB_index,MeasConfig_t *measConfig){
542 543 544 545 546 547 548 549 550

  // This is the procedure described in 36.331 Section 5.5.2.1
  int i;
  long ind;
  MeasObjectToAddMod_t *measObj;

  if (measConfig->measObjectToRemoveList != NULL) {
    for (i=0;i<measConfig->measObjectToRemoveList->list.count;i++) {
      ind   = *measConfig->measObjectToRemoveList->list.array[i];
551
      free(UE_rrc_inst[Mod_id].MeasObj[eNB_index][ind-1]);
552 553 554 555 556 557 558 559 560
    }
  }
  if (measConfig->measObjectToAddModList != NULL) {
    LOG_D(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 (UE_rrc_inst[Mod_id].MeasObj[eNB_index][ind-1]) {
561 562 563 564
        LOG_D(RRC,"Modifying measurement object %d\n",ind);
        memcpy((char*)UE_rrc_inst[Mod_id].MeasObj[eNB_index][ind-1],
            (char*)measObj,
            sizeof(MeasObjectToAddMod_t));
565 566
      }
      else {
567 568 569 570 571 572 573 574 575
        LOG_I(RRC,"Adding measurement object %d\n",ind);
        if (measObj->measObject.present == MeasObjectToAddMod__measObject_PR_measObjectEUTRA) {
          LOG_I(RRC,"EUTRA Measurement : carrierFreq %d, allowedMeasBandwidth %d,presenceAntennaPort1 %d, neighCellConfig %d\n",
              measObj->measObject.choice.measObjectEUTRA.carrierFreq,
              measObj->measObject.choice.measObjectEUTRA.allowedMeasBandwidth,
              measObj->measObject.choice.measObjectEUTRA.presenceAntennaPort1,
              measObj->measObject.choice.measObjectEUTRA.neighCellConfig.buf[0]);
          UE_rrc_inst[Mod_id].MeasObj[eNB_index][ind-1]=measObj;
        }
576 577 578
      }
    }
    rrc_mac_config_req(Mod_id,0,0,eNB_index,
579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598
        (RadioResourceConfigCommonSIB_t *)NULL,
        (struct PhysicalConfigDedicated *)NULL,
        UE_rrc_inst[Mod_id].MeasObj[eNB_index],
        (MAC_MainConfig_t *)NULL,
        0,
        (struct LogicalChannelConfig *)NULL,
        (MeasGapConfig_t *)NULL,
        (TDD_Config_t *)NULL,
        (MobilityControlInfo_t *)NULL,
        NULL,
        NULL,
        NULL,
        NULL,
        NULL,
        NULL
#ifdef Rel10
        ,
        0,
        (MBSFN_AreaInfoList_r9_t *)NULL,
        (PMCH_InfoList_r9_t *)NULL
599 600
#endif
#ifdef CBA
601 602 603
        ,
        0,
        0
604
#endif
605
    );
606 607 608 609
  }
  if (measConfig->reportConfigToRemoveList != NULL) {
    for (i=0;i<measConfig->reportConfigToRemoveList->list.count;i++) {
      ind   = *measConfig->reportConfigToRemoveList->list.array[i];
610
      free(UE_rrc_inst[Mod_id].ReportConfig[eNB_index][ind-1]);
611 612 613 614 615 616
    }
  }
  if (measConfig->reportConfigToAddModList != NULL) {
    LOG_I(RRC,"Report Configuration List is present\n");
    for (i=0;i<measConfig->reportConfigToAddModList->list.count;i++) {
      ind   = measConfig->reportConfigToAddModList->list.array[i]->reportConfigId;
617
      if (UE_rrc_inst[Mod_id].ReportConfig[eNB_index][ind-1]) {
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        LOG_I(RRC,"Modifying Report Configuration %d\n",ind-1);
        memcpy((char*)UE_rrc_inst[Mod_id].ReportConfig[eNB_index][ind-1],
            (char*)measConfig->reportConfigToAddModList->list.array[i],
            sizeof(ReportConfigToAddMod_t));
622 623
      }
      else {
624 625
        LOG_D(RRC,"Adding Report Configuration %d %p \n",ind-1,measConfig->reportConfigToAddModList->list.array[i]);
        UE_rrc_inst[Mod_id].ReportConfig[eNB_index][ind-1] = measConfig->reportConfigToAddModList->list.array[i];
626 627 628 629 630 631 632
      }
    }
  }

  if (measConfig->quantityConfig != NULL) {
    if (UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]) {
      LOG_D(RRC,"Modifying Quantity Configuration \n");
633
      memcpy((char*)UE_rrc_inst[Mod_id].QuantityConfig[eNB_index],
634 635
          (char*)measConfig->quantityConfig,
          sizeof(QuantityConfig_t));
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    }
    else {
      LOG_D(RRC,"Adding Quantity configuration\n");
      UE_rrc_inst[Mod_id].QuantityConfig[eNB_index] = measConfig->quantityConfig;
    }
  }

  if (measConfig->measIdToRemoveList != NULL) {
    for (i=0;i<measConfig->measIdToRemoveList->list.count;i++) {
      ind   = *measConfig->measIdToRemoveList->list.array[i];
646
      free(UE_rrc_inst[Mod_id].MeasId[eNB_index][ind-1]);
647 648 649 650 651 652
    }
  }

  if (measConfig->measIdToAddModList != NULL) {
    for (i=0;i<measConfig->measIdToAddModList->list.count;i++) {
      ind   = measConfig->measIdToAddModList->list.array[i]->measId;
653
      if (UE_rrc_inst[Mod_id].MeasId[eNB_index][ind-1]) {
654 655 656 657
        LOG_D(RRC,"Modifying Measurement ID %d\n",ind-1);
        memcpy((char*)UE_rrc_inst[Mod_id].MeasId[eNB_index][ind-1],
            (char*)measConfig->measIdToAddModList->list.array[i],
            sizeof(MeasIdToAddMod_t));
658 659
      }
      else {
660 661
        LOG_D(RRC,"Adding Measurement ID %d %p\n",ind-1,measConfig->measIdToAddModList->list.array[i]);
        UE_rrc_inst[Mod_id].MeasId[eNB_index][ind-1] = measConfig->measIdToAddModList->list.array[i];
662 663 664 665 666 667
      }
    }
  }

  if (measConfig->measGapConfig !=NULL) {
    if (UE_rrc_inst[Mod_id].measGapConfig[eNB_index]) {
668
      memcpy((char*)UE_rrc_inst[Mod_id].measGapConfig[eNB_index],
669 670
           (char*)measConfig->measGapConfig,
                sizeof(MeasGapConfig_t));
671 672 673 674 675 676
    }
    else {
      UE_rrc_inst[Mod_id].measGapConfig[eNB_index] = measConfig->measGapConfig;
    }
  }

677 678 679 680
  if (measConfig->quantityConfig != NULL) {
    if (UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]) {
      LOG_I(RRC,"Modifying Quantity Configuration \n");
      memcpy((char*)UE_rrc_inst[Mod_id].QuantityConfig[eNB_index],
681 682
          (char*)measConfig->quantityConfig,
          sizeof(QuantityConfig_t));
683 684 685 686 687 688 689 690 691 692
    }
    else {
      LOG_I(RRC,"Adding Quantity configuration\n");
      UE_rrc_inst[Mod_id].QuantityConfig[eNB_index] = measConfig->quantityConfig;
    }
    
    UE_rrc_inst[Mod_id].filter_coeff_rsrp = 1./pow(2,(*UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]->quantityConfigEUTRA->filterCoefficientRSRP)/4);
    UE_rrc_inst[Mod_id].filter_coeff_rsrq = 1./pow(2,(*UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]->quantityConfigEUTRA->filterCoefficientRSRQ)/4);

    LOG_I(RRC,"[UE %d] set rsrp-coeff for eNB %d: %d rsrq-coeff: %d rsrp_factor: %f rsrq_factor: %f \n",
693 694 695 696 697
        Mod_id, eNB_index, // UE_rrc_inst[Mod_id].Info[eNB_index].UE_index,
        *UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]->quantityConfigEUTRA->filterCoefficientRSRP,
        *UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]->quantityConfigEUTRA->filterCoefficientRSRQ,
        UE_rrc_inst[Mod_id].filter_coeff_rsrp, UE_rrc_inst[Mod_id].filter_coeff_rsrp,
        UE_rrc_inst[Mod_id].filter_coeff_rsrp, UE_rrc_inst[Mod_id].filter_coeff_rsrq);
698 699
  }

700 701 702
  if (measConfig->s_Measure != NULL) {
    UE_rrc_inst[Mod_id].s_measure = *measConfig->s_Measure;
  }
703 704 705 706 707 708 709
 
  if (measConfig->speedStatePars != NULL) {
    if (UE_rrc_inst[Mod_id].speedStatePars)
      memcpy((char*)UE_rrc_inst[Mod_id].speedStatePars,(char*)measConfig->speedStatePars,sizeof(struct MeasConfig__speedStatePars));
    else
      UE_rrc_inst[Mod_id].speedStatePars = measConfig->speedStatePars;
    LOG_I(RRC,"[UE %d] Configuring mobility optimization params for UE %d \n",
710
        Mod_id,UE_rrc_inst[Mod_id].Info[0].UE_index);
711
  }
712 713
}

714
void    
715
rrc_ue_process_radioResourceConfigDedicated(u8 Mod_id,u32 frame, u8 eNB_index,
716
                                            RadioResourceConfigDedicated_t *radioResourceConfigDedicated) {
717 718 719 720 721 722 723 724 725 726 727 728 729

  long SRB_id,DRB_id;
  int i,cnt;
  LogicalChannelConfig_t *SRB1_logicalChannelConfig,*SRB2_logicalChannelConfig;
#ifdef CBA  
  uint8_t cba_found = 0;
  uint16_t cba_RNTI;
#endif 

  // Save physicalConfigDedicated if present
  if (radioResourceConfigDedicated->physicalConfigDedicated) {
    if (UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index]) {
      memcpy((char*)UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index],(char*)radioResourceConfigDedicated->physicalConfigDedicated,
730
           sizeof(struct PhysicalConfigDedicated));
731 732 733 734 735 736 737 738 739 740

    }
    else {
      UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index] = radioResourceConfigDedicated->physicalConfigDedicated;
    }
  }
  // Apply macMainConfig if present
  if (radioResourceConfigDedicated->mac_MainConfig) {
    if (radioResourceConfigDedicated->mac_MainConfig->present == RadioResourceConfigDedicated__mac_MainConfig_PR_explicitValue) {
      if (UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index]) {
741 742
        memcpy((char*)UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index],(char*)&radioResourceConfigDedicated->mac_MainConfig->choice.explicitValue,
             sizeof(MAC_MainConfig_t));
743 744
      }
      else
745
        UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index] = &radioResourceConfigDedicated->mac_MainConfig->choice.explicitValue;
746 747 748 749 750 751 752
    }
  }

  // Apply spsConfig if present
  if (radioResourceConfigDedicated->sps_Config) {
    if (UE_rrc_inst[Mod_id].sps_Config[eNB_index]) {
      memcpy(UE_rrc_inst[Mod_id].sps_Config[eNB_index],radioResourceConfigDedicated->sps_Config,
753
           sizeof(struct SPS_Config));
754 755 756 757 758 759 760 761
    }
    else {
      UE_rrc_inst[Mod_id].sps_Config[eNB_index] = radioResourceConfigDedicated->sps_Config;
    }
  }
#ifdef CBA
  if (radioResourceConfigDedicated->cba_RNTI_vlola) {
    cba_RNTI = (uint16_t) (((radioResourceConfigDedicated->cba_RNTI_vlola->buf[1]&0xff) << 8) | 
762
                  (radioResourceConfigDedicated->cba_RNTI_vlola->buf[0]&0xff));
763 764
    for (i=0 ; i< NUM_MAX_CBA_GROUP; i++) {
      if (UE_rrc_inst[Mod_id].cba_rnti[i] == cba_RNTI ) {
765 766
        cba_found=1;
        break;
767
      } else if (UE_rrc_inst[Mod_id].cba_rnti[i] == 0 )
768
      break;
769 770 771 772 773
    }
    if (cba_found==0) {
      UE_rrc_inst[Mod_id].num_active_cba_groups++;
      UE_rrc_inst[Mod_id].cba_rnti[i]=cba_RNTI;
      LOG_D(RRC, "[UE %d] Frame %d: radioResourceConfigDedicated reveived CBA_RNTI = %x for group %d from eNB %d \n", 
774
          Mod_id,frame, UE_rrc_inst[Mod_id].cba_rnti[i], i, eNB_index);
775 776 777 778 779 780
    }
  }
#endif 
  // Establish SRBs if present
  // loop through SRBToAddModList
  if (radioResourceConfigDedicated->srb_ToAddModList) {
781 782 783 784 785 786 787 788 789
    uint8_t *kRRCenc = NULL;
    uint8_t *kRRCint = NULL;

#if defined(ENABLE_SECURITY)
    derive_key_rrc_enc(UE_rrc_inst[Mod_id].ciphering_algorithm,
                       UE_rrc_inst[Mod_id].kenb, &kRRCenc);
    derive_key_rrc_int(UE_rrc_inst[Mod_id].integrity_algorithm,
                       UE_rrc_inst[Mod_id].kenb, &kRRCint);
#endif
790 791

// Refresh SRBs
792
    rrc_pdcp_config_asn1_req(eNB_index,Mod_id,frame,0,
793 794 795 796 797 798 799 800
                             radioResourceConfigDedicated->srb_ToAddModList,
                             (DRB_ToAddModList_t*)NULL,
                             (DRB_ToReleaseList_t*)NULL,
                             UE_rrc_inst[Mod_id].ciphering_algorithm |
                             (UE_rrc_inst[Mod_id].integrity_algorithm << 4),
                             kRRCenc,
                             kRRCint,
                             NULL
801
#ifdef Rel10
802
                           ,(PMCH_InfoList_r9_t *)NULL
803
#endif
804
                            );
805 806

    // Refresh SRBs
807
    rrc_rlc_config_asn1_req(NB_eNB_INST+Mod_id,frame,0,eNB_index,
808 809 810
                            radioResourceConfigDedicated->srb_ToAddModList,
                            (DRB_ToAddModList_t*)NULL,
                            (DRB_ToReleaseList_t*)NULL
811
#ifdef Rel10
812
                            ,(PMCH_InfoList_r9_t *)NULL
813
#endif
814
    );
815 816 817 818 819 820

    for (cnt=0;cnt<radioResourceConfigDedicated->srb_ToAddModList->list.count;cnt++) {

      SRB_id = radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt]->srb_Identity;
      LOG_D(RRC,"[UE %d]: Frame %d SRB config cnt %d (SRB%ld)\n",Mod_id,frame,cnt,SRB_id);
      if (SRB_id == 1) {
821 822 823 824 825 826
        if (UE_rrc_inst[Mod_id].SRB1_config[eNB_index]) {
          memcpy(UE_rrc_inst[Mod_id].SRB1_config[eNB_index],radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt],
                 sizeof(struct SRB_ToAddMod));
        }
        else {
          UE_rrc_inst[Mod_id].SRB1_config[eNB_index] = radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt];
827

828 829 830 831 832 833 834 835 836 837 838 839
          rrc_ue_establish_srb1(Mod_id,frame,eNB_index,radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt]);
          if (UE_rrc_inst[Mod_id].SRB1_config[eNB_index]->logicalChannelConfig) {
            if (UE_rrc_inst[Mod_id].SRB1_config[eNB_index]->logicalChannelConfig->present == SRB_ToAddMod__logicalChannelConfig_PR_explicitValue) {
              SRB1_logicalChannelConfig = &UE_rrc_inst[Mod_id].SRB1_config[eNB_index]->logicalChannelConfig->choice.explicitValue;
            }
            else {
              SRB1_logicalChannelConfig = &SRB1_logicalChannelConfig_defaultValue;
            }
          }
          else {
            SRB1_logicalChannelConfig = &SRB1_logicalChannelConfig_defaultValue;
          }
840 841 842

      LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ  (SRB1 eNB %d) --->][MAC_UE][MOD %02d][]\n",
            frame, Mod_id, eNB_index, Mod_id);
843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858
      rrc_mac_config_req(Mod_id,0,0,eNB_index,
                         (RadioResourceConfigCommonSIB_t *)NULL,
                         UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index],
                         (MeasObjectToAddMod_t **)NULL,
                         UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index],
                         1,
                         SRB1_logicalChannelConfig,
                         (MeasGapConfig_t *)NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL
859
#ifdef Rel10	       
860 861 862 863
                         ,
                         0,
                         (MBSFN_AreaInfoList_r9_t *)NULL,
                         (PMCH_InfoList_r9_t *)NULL
864 865
#endif
#ifdef CBA
866 867 868
                         ,
                         0,
                         0
869
#endif
870 871
                         );
        }
872 873
      }
      else {
874 875 876 877 878
        if (UE_rrc_inst[Mod_id].SRB2_config[eNB_index]) {
          memcpy(UE_rrc_inst[Mod_id].SRB2_config[eNB_index],radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt],
                 sizeof(struct SRB_ToAddMod));
        }
        else {
879

880
          UE_rrc_inst[Mod_id].SRB2_config[eNB_index] = radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt];
881

882 883 884 885 886 887 888 889 890 891 892 893 894 895
          rrc_ue_establish_srb2(Mod_id,frame,eNB_index,radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt]);
          if (UE_rrc_inst[Mod_id].SRB2_config[eNB_index]->logicalChannelConfig) {
            if (UE_rrc_inst[Mod_id].SRB2_config[eNB_index]->logicalChannelConfig->present == SRB_ToAddMod__logicalChannelConfig_PR_explicitValue){
              LOG_I(RRC,"Applying Explicit SRB2 logicalChannelConfig\n");
              SRB2_logicalChannelConfig = &UE_rrc_inst[Mod_id].SRB2_config[eNB_index]->logicalChannelConfig->choice.explicitValue;
            }
            else {
              LOG_I(RRC,"Applying default SRB2 logicalChannelConfig\n");
              SRB2_logicalChannelConfig = &SRB2_logicalChannelConfig_defaultValue;
            }
          }
          else {
            SRB2_logicalChannelConfig = &SRB2_logicalChannelConfig_defaultValue;
          }
896 897 898 899

      LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ  (SRB2 eNB %d) --->][MAC_UE][MOD %02d][]\n",
            frame, Mod_id, eNB_index, Mod_id);
      rrc_mac_config_req(Mod_id,0,0,eNB_index,
900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919
                         (RadioResourceConfigCommonSIB_t *)NULL,
                         UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index],
                         (MeasObjectToAddMod_t **)NULL,
                         UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index],
                         2,
                         SRB2_logicalChannelConfig,
                         UE_rrc_inst[Mod_id].measGapConfig[eNB_index],
                         (TDD_Config_t *)NULL,
                         (MobilityControlInfo_t *)NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL
#ifdef Rel10
                         ,
                         0,
                         (MBSFN_AreaInfoList_r9_t *)NULL,
                         (PMCH_InfoList_r9_t *)NULL
920 921
#endif
#ifdef CBA
922 923 924
                         ,
                         0,
                         0
925
#endif
926 927
                        );
        }
928 929 930 931 932 933
      }
    }
  }

  // Establish DRBs if present
  if (radioResourceConfigDedicated->drb_ToAddModList) {
934
    uint8_t *kUPenc = NULL;
935 936 937 938 939

#if defined(ENABLE_SECURITY)
    derive_key_up_enc(UE_rrc_inst[Mod_id].integrity_algorithm,
                      UE_rrc_inst[Mod_id].kenb, &kUPenc);
#endif
940 941

    // Refresh DRBs
942
    rrc_pdcp_config_asn1_req(eNB_index, Mod_id,frame,0,
943 944 945 946 947 948 949 950
                             (SRB_ToAddModList_t*)NULL,
                             radioResourceConfigDedicated->drb_ToAddModList,
                             (DRB_ToReleaseList_t*)NULL,
                             UE_rrc_inst[Mod_id].ciphering_algorithm |
                             (UE_rrc_inst[Mod_id].integrity_algorithm << 4),
                             NULL,
                             NULL,
                             kUPenc
951
#ifdef Rel10
952
                             ,(PMCH_InfoList_r9_t *)NULL
953
#endif
954 955
                            );

956
  // Refresh DRBs
957
    rrc_rlc_config_asn1_req(NB_eNB_INST+Mod_id,frame,0,eNB_index,
958 959 960
                            (SRB_ToAddModList_t*)NULL,
                            radioResourceConfigDedicated->drb_ToAddModList,
                            (DRB_ToReleaseList_t*)NULL
961
#ifdef Rel10
962
                            ,(PMCH_InfoList_r9_t *)NULL
963
#endif
964
                            );
965 966 967
    for (i=0;i<radioResourceConfigDedicated->drb_ToAddModList->list.count;i++) {
      DRB_id   = radioResourceConfigDedicated->drb_ToAddModList->list.array[i]->drb_Identity-1;
      if (UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id]) {
968 969
        memcpy(UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id],radioResourceConfigDedicated->drb_ToAddModList->list.array[i],
               sizeof(struct DRB_ToAddMod));
970 971
      }
      else {
972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998
        UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id] = radioResourceConfigDedicated->drb_ToAddModList->list.array[i];

        rrc_ue_establish_drb(Mod_id,frame,eNB_index,radioResourceConfigDedicated->drb_ToAddModList->list.array[i]);
        // MAC/PHY Configuration
        LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (DRB %d eNB %d) --->][MAC_UE][MOD %02d][]\n",
              frame, Mod_id, radioResourceConfigDedicated->drb_ToAddModList->list.array[i]->drb_Identity, eNB_index, Mod_id);
        rrc_mac_config_req(Mod_id,0,0,eNB_index,
                           (RadioResourceConfigCommonSIB_t *)NULL,
                           UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index],
                           (MeasObjectToAddMod_t **)NULL,
                           UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index],
                           *UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id]->logicalChannelIdentity,
                           UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id]->logicalChannelConfig,
                           UE_rrc_inst[Mod_id].measGapConfig[eNB_index],
                           (TDD_Config_t*)NULL,
                           (MobilityControlInfo_t *)NULL,
                           NULL,
                           NULL,
                           NULL,
                           NULL,
                           NULL,
                           NULL
#ifdef Rel10
                           ,
                           0,
                           (MBSFN_AreaInfoList_r9_t *)NULL,
                           (PMCH_InfoList_r9_t *)NULL
999 1000
#endif
#ifdef CBA
1001 1002 1003
                           ,
                           UE_rrc_inst[Mod_id].num_active_cba_groups, //
                           UE_rrc_inst[Mod_id].cba_rnti[0]
1004
#endif
1005
                          );
1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061

      }
    }
  }

  UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_CONNECTED;
  LOG_I(RRC,"[UE %d] State = RRC_CONNECTED (eNB %d)\n",Mod_id,eNB_index);


}

void rrc_ue_process_securityModeCommand(uint8_t Mod_id,uint32_t frame,SecurityModeCommand_t *securityModeCommand,uint8_t eNB_index) {

  asn_enc_rval_t enc_rval;

  UL_DCCH_Message_t ul_dcch_msg;
  // SecurityModeCommand_t SecurityModeCommand;
  uint8_t buffer[200];
  int i, securityMode;
  
  LOG_I(RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), Processing securityModeCommand (eNB %d)\n",
	Mod_id,frame,eNB_index);

  switch (securityModeCommand->criticalExtensions.choice.c1.choice.securityModeCommand_r8.securityConfigSMC.securityAlgorithmConfig.cipheringAlgorithm){
  case SecurityAlgorithmConfig__cipheringAlgorithm_eea0:
    LOG_I(RRC,"[UE %d] Security algorithm is set to eea0\n",Mod_id);
    securityMode= SecurityAlgorithmConfig__cipheringAlgorithm_eea0;
    break;
  case SecurityAlgorithmConfig__cipheringAlgorithm_eea1:
    LOG_I(RRC,"[UE %d] Security algorithm is set to eea1\n",Mod_id);
    securityMode= SecurityAlgorithmConfig__cipheringAlgorithm_eea1;
    break;
  case SecurityAlgorithmConfig__cipheringAlgorithm_eea2:
    LOG_I(RRC,"[UE %d] Security algorithm is set to eea2\n",Mod_id);
    securityMode = SecurityAlgorithmConfig__cipheringAlgorithm_eea2;
    break;
  default:
    LOG_I(RRC,"[UE %d] Security algorithm is set to none\n",Mod_id);
    securityMode = SecurityAlgorithmConfig__cipheringAlgorithm_spare1;
    break;
  }
  switch (securityModeCommand->criticalExtensions.choice.c1.choice.securityModeCommand_r8.securityConfigSMC.securityAlgorithmConfig.integrityProtAlgorithm){
  case SecurityAlgorithmConfig__integrityProtAlgorithm_eia1:
    LOG_I(RRC,"[UE %d] Integrity protection algorithm is set to eia1\n",Mod_id);
    securityMode |= 1 << 5;
    break;
  case SecurityAlgorithmConfig__integrityProtAlgorithm_eia2:
    LOG_I(RRC,"[UE %d] Integrity protection algorithm is set to eia2\n",Mod_id);
    securityMode |= 1 << 6;
    break;
  default:
    LOG_I(RRC,"[UE %d] Integrity protection algorithm is set to none\n",Mod_id);
    securityMode |= 0x70 ;
    break;
  }
  LOG_D(RRC,"[UE %d] security mode is %x \n",Mod_id, securityMode);
1062 1063 1064 1065 1066

  /* Store the parameters received */
  UE_rrc_inst[Mod_id].ciphering_algorithm = securityModeCommand->criticalExtensions.choice.c1.choice.securityModeCommand_r8.securityConfigSMC.securityAlgorithmConfig.cipheringAlgorithm;
  UE_rrc_inst[Mod_id].integrity_algorithm = securityModeCommand->criticalExtensions.choice.c1.choice.securityModeCommand_r8.securityConfigSMC.securityAlgorithmConfig.integrityProtAlgorithm;

1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083
  memset((void *)&ul_dcch_msg,0,sizeof(UL_DCCH_Message_t));
  //memset((void *)&SecurityModeCommand,0,sizeof(SecurityModeCommand_t));

  ul_dcch_msg.message.present           = UL_DCCH_MessageType_PR_c1;
  if (securityMode >= NO_SECURITY_MODE)
    ul_dcch_msg.message.choice.c1.present = UL_DCCH_MessageType__c1_PR_securityModeComplete;
  else 
    ul_dcch_msg.message.choice.c1.present = UL_DCCH_MessageType__c1_PR_securityModeFailure;
  
  if (securityModeCommand->criticalExtensions.present == SecurityModeCommand__criticalExtensions_PR_c1) {
    if (securityModeCommand->criticalExtensions.choice.c1.present == SecurityModeCommand__criticalExtensions__c1_PR_securityModeCommand_r8) {
    
      ul_dcch_msg.message.choice.c1.choice.securityModeComplete.rrc_TransactionIdentifier = securityModeCommand->rrc_TransactionIdentifier;
      ul_dcch_msg.message.choice.c1.choice.securityModeComplete.criticalExtensions.present = SecurityModeCommand__criticalExtensions_PR_c1;
      ul_dcch_msg.message.choice.c1.choice.securityModeComplete.criticalExtensions.choice.securityModeComplete_r8.nonCriticalExtension =NULL; 

      LOG_I(RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), encoding securityModeComplete (eNB %d)\n",
1084
          Mod_id,frame,eNB_index);
1085 1086

      enc_rval = uper_encode_to_buffer(&asn_DEF_UL_DCCH_Message,
1087 1088 1089
          (void*)&ul_dcch_msg,
          buffer,
          100);
1090 1091 1092 1093 1094 1095

#ifdef XER_PRINT
      xer_fprint(stdout, &asn_DEF_UL_DCCH_Message, (void*)&ul_dcch_msg);
#endif	  

#ifdef USER_MODE
1096
      LOG_D(RRC, "securityModeComplete Encoded %d bits (%d bytes)\n", enc_rval.encoded, (enc_rval.encoded+7)/8);
1097
#endif
1098 1099 1100
      for (i = 0; i < (enc_rval.encoded + 7) / 8; i++)
        LOG_T(RRC, "%02x.", buffer[i]);
      LOG_T(RRC, "\n");
1101
      pdcp_rrc_data_req (eNB_index, Mod_id, frame, 0, DCCH, rrc_mui++, 0, (enc_rval.encoded + 7) / 8, buffer, 1);
1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118
    }
  }
  
}
void rrc_ue_process_ueCapabilityEnquiry(uint8_t Mod_id,uint32_t frame,UECapabilityEnquiry_t *UECapabilityEnquiry,uint8_t eNB_index) {

  asn_enc_rval_t enc_rval;

  UL_DCCH_Message_t ul_dcch_msg;


  UE_CapabilityRAT_Container_t ue_CapabilityRAT_Container;

  uint8_t buffer[200];
  int i;

  LOG_I(RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), Processing UECapabilityEnquiry (eNB %d)\n",
1119
    Mod_id,frame,eNB_index);
1120 1121 1122 1123 1124 1125 1126


  memset((void *)&ul_dcch_msg,0,sizeof(UL_DCCH_Message_t));
  memset((void *)&ue_CapabilityRAT_Container,0,sizeof(UE_CapabilityRAT_Container_t));

  ul_dcch_msg.message.present           = UL_DCCH_MessageType_PR_c1;
  ul_dcch_msg.message.choice.c1.present = UL_DCCH_MessageType__c1_PR_ueCapabilityInformation;
1127
  ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.rrc_TransactionIdentifier = UECapabilityEnquiry->rrc_TransactionIdentifier;
1128 1129 1130

  ue_CapabilityRAT_Container.rat_Type = RAT_Type_eutra;
  OCTET_STRING_fromBuf(&ue_CapabilityRAT_Container.ueCapabilityRAT_Container,
1131 1132
      (const char*)UE_rrc_inst[Mod_id].UECapability,
      UE_rrc_inst[Mod_id].UECapability_size);
1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144
  //  ue_CapabilityRAT_Container.ueCapabilityRAT_Container.buf  = UE_rrc_inst[Mod_id].UECapability;
  // ue_CapabilityRAT_Container.ueCapabilityRAT_Container.size = UE_rrc_inst[Mod_id].UECapability_size;
  

  if (UECapabilityEnquiry->criticalExtensions.present == UECapabilityEnquiry__criticalExtensions_PR_c1) {
    if (UECapabilityEnquiry->criticalExtensions.choice.c1.present == UECapabilityEnquiry__criticalExtensions__c1_PR_ueCapabilityEnquiry_r8) {
      ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.present           = UECapabilityInformation__criticalExtensions_PR_c1;
      ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.present = UECapabilityInformation__criticalExtensions__c1_PR_ueCapabilityInformation_r8;
      ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.count=0;

      for (i=0;i<UECapabilityEnquiry->criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8.ue_CapabilityRequest.list.count;i++) {

1145 1146 1147 1148 1149
        if (*UECapabilityEnquiry->criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8.ue_CapabilityRequest.list.array[i]
            == RAT_Type_eutra) {
          ASN_SEQUENCE_ADD(
              &ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list,
              &ue_CapabilityRAT_Container);
1150

1151
          enc_rval = uper_encode_to_buffer(&asn_DEF_UL_DCCH_Message, (void*) &ul_dcch_msg, buffer, 100);
1152 1153

#ifdef XER_PRINT
1154
          xer_fprint(stdout, &asn_DEF_UL_DCCH_Message, (void*)&ul_dcch_msg);
1155
#endif
1156 1157

#ifdef USER_MODE
1158
          LOG_D(RRC,"UECapabilityInformation Encoded %d bits (%d bytes)\n",enc_rval.encoded,(enc_rval.encoded+7)/8);
1159
#endif
1160 1161 1162
          for (i = 0; i < (enc_rval.encoded + 7) / 8; i++)
            LOG_T(RRC, "%02x.", buffer[i]);
          LOG_T(RRC, "\n");
1163
          pdcp_rrc_data_req (eNB_index, Mod_id, frame, 0, DCCH, rrc_mui++, 0, (enc_rval.encoded + 7) / 8, buffer, 1);
1164
        }
1165 1166 1167 1168 1169
      }
    }
  }
}

1170

1171
void rrc_ue_process_rrcConnectionReconfiguration(u8 Mod_id, u32 frame,
1172 1173
                                                 RRCConnectionReconfiguration_t *rrcConnectionReconfiguration,
                                                 u8 eNB_index) {
1174 1175

  LOG_I(RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), Processing RRCConnectionReconfiguration (eNB %d)\n",
1176
      Mod_id,frame,eNB_index);
1177
  if (rrcConnectionReconfiguration->criticalExtensions.present == RRCConnectionReconfiguration__criticalExtensions_PR_c1) {
1178 1179 1180
    if (rrcConnectionReconfiguration->criticalExtensions.choice.c1.present ==
        RRCConnectionReconfiguration__criticalExtensions__c1_PR_rrcConnectionReconfiguration_r8) {
      RRCConnectionReconfiguration_r8_IEs_t *rrcConnectionReconfiguration_r8 = &rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8;
1181

1182 1183
      if (rrcConnectionReconfiguration_r8->mobilityControlInfo) {
        LOG_I(RRC,"Mobility Control Information is present\n");
1184
        rrc_ue_process_mobilityControlInfo(Mod_id, eNB_index, frame, rrcConnectionReconfiguration_r8->mobilityControlInfo);
1185 1186

      }
1187 1188 1189 1190
      if (rrcConnectionReconfiguration_r8->measConfig != NULL) {
        LOG_I(RRC,"Measurement Configuration is present\n");
        rrc_ue_process_measConfig(Mod_id,frame, eNB_index,
            rrcConnectionReconfiguration_r8->measConfig);
1191
      }
1192 1193 1194
      if (rrcConnectionReconfiguration_r8->radioResourceConfigDedicated) {
        LOG_I(RRC,"Radio Resource Configuration is present\n");
        rrc_ue_process_radioResourceConfigDedicated(Mod_id,frame,eNB_index, rrcConnectionReconfiguration_r8->radioResourceConfigDedicated);
1195
      }
1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208

#if defined(ENABLE_ITTI)
      /* Check if there is dedicated NAS information to forward to NAS */
      if (rrcConnectionReconfiguration_r8->dedicatedInfoNASList != NULL) {
        int list_count;
        uint32_t pdu_length;
        uint8_t *pdu_buffer;
        MessageDef *msg_p;

        for (list_count = 0; list_count < rrcConnectionReconfiguration_r8->dedicatedInfoNASList->list.count; list_count++) {
          pdu_length = rrcConnectionReconfiguration_r8->dedicatedInfoNASList->list.array[list_count]->size;
          pdu_buffer = rrcConnectionReconfiguration_r8->dedicatedInfoNASList->list.array[list_count]->buf;

1209 1210 1211 1212
          msg_p = itti_alloc_new_message(TASK_RRC_UE, 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;
1213

1214
          itti_send_msg_to_task(TASK_NAS_UE, Mod_id, msg_p);
1215 1216 1217 1218 1219
        }

        free (rrcConnectionReconfiguration_r8->dedicatedInfoNASList);
      }
#endif
1220 1221
    } // c1 present
  } // critical extensions present
1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252
#ifdef ENABLE_RAL
  {
      MessageDef                                 *message_ral_p = NULL;
      rrc_ral_connection_reestablishment_ind_t    connection_reestablishment_ind;
      int                                         i;

      message_ral_p = itti_alloc_new_message (TASK_RRC_UE, RRC_RAL_CONNECTION_REESTABLISHMENT_IND);
      memset(&connection_reestablishment_ind, 0, sizeof(rrc_ral_connection_reestablishment_ind_t));
      // TO DO ral_si_ind.plmn_id        = 0;
      connection_reestablishment_ind.ue_id            = Mod_id;
      if (rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList != NULL) {
          connection_reestablishment_ind.num_drb      = rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.count;

          for (i=0;(i<rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.count) && (i < maxDRB);i++) {
              // why minus 1 in RRC code for drb_identity ?
              connection_reestablishment_ind.drb_id[i]   = rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.array[i]->drb_Identity;
          }
      } else {
          connection_reestablishment_ind.num_drb      = 0;
      }
      if (rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->srb_ToAddModList != NULL) {
          connection_reestablishment_ind.num_srb      = rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->srb_ToAddModList->list.count;
      } else {
          connection_reestablishment_ind.num_srb      = 0;
      }
      memcpy (&message_ral_p->ittiMsg, (void *) &connection_reestablishment_ind, sizeof(rrc_ral_connection_reestablishment_ind_t));
#warning "Mod_id ? for instance ?"
      LOG_I(RRC, "Sending RRC_RAL_CONNECTION_REESTABLISHMENT_IND to mRAL\n");
      itti_send_msg_to_task (TASK_RAL_UE, Mod_id, message_ral_p);
  }
#endif
1253 1254
}

1255
/* 36.331, 5.3.5.4      Reception of an RRCConnectionReconfiguration including the mobilityControlInfo by the UE (handover) */
1256 1257 1258
void rrc_ue_process_mobilityControlInfo(u8 eNB_index, u8 UE_id, u32 frame, struct MobilityControlInfo *mobilityControlInfo)
{
  u8 Mod_id = NB_eNB_INST + UE_id;
1259
  /*
1260 1261
  DRB_ToReleaseList_t*  drb2release_list;
  DRB_Identity_t *lcid;
1262
  */
1263
  LOG_N(RRC,"Note: This function needs some updates\n");
1264 1265 1266 1267
  if(UE_rrc_inst[UE_id].Info[eNB_index].T310_active == 1)
    UE_rrc_inst[UE_id].Info[eNB_index].T310_active = 0;
  UE_rrc_inst[UE_id].Info[eNB_index].T304_active = 1;
  UE_rrc_inst[UE_id].Info[eNB_index].T304_cnt = T304[mobilityControlInfo->t304];
1268

1269
  /*
1270 1271 1272
  drb2release_list = CALLOC (1, sizeof (*drb2release_list));
  lcid= CALLOC (1, sizeof (DRB_Identity_t)); // long
  for (*lcid=0;*lcid<NB_RB_MAX;*lcid++)
1273
  {
1274
    ASN_SEQUENCE_ADD (&(drb2release_list)->list,lcid);
1275 1276
  }
  */
1277 1278

  //Removing SRB1 and SRB2 and DRB0
1279 1280 1281
  LOG_N(RRC,"[UE %d] : Update needed for rrc_pdcp_config_req (deprecated) and rrc_rlc_config_req commands(deprecated)\n", UE_id);
  rrc_pdcp_config_req (eNB_index, UE_id, frame, 0, ACTION_REMOVE, DCCH,UNDEF_SECURITY_MODE);
  rrc_rlc_config_req(Mod_id,frame,0,ACTION_REMOVE,Mod_id+DCCH,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);
1282

1283 1284
  rrc_pdcp_config_req (eNB_index, UE_id, frame, 0, ACTION_REMOVE, DCCH1,UNDEF_SECURITY_MODE);
  rrc_rlc_config_req(Mod_id,frame,0,ACTION_REMOVE,Mod_id+DCCH1,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);
1285

1286 1287
  rrc_pdcp_config_req (eNB_index, UE_id, frame, 0, ACTION_REMOVE, DTCH,UNDEF_SECURITY_MODE);
  rrc_rlc_config_req(Mod_id,frame,0,ACTION_REMOVE,Mod_id+DTCH,RADIO_ACCESS_BEARER,Rlc_info_um);
1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331
  /*
  rrc_pdcp_config_asn1_req(NB_eNB_INST+Mod_id,frame, 0,eNB_index,
			   NULL, // SRB_ToAddModList
			   NULL, // DRB_ToAddModList
			   drb2release_list,
			   0, // security mode
			   NULL, // key rrc encryption
			   NULL, // key rrc integrity
			   NULL // key encryption
#ifdef Rel10
			   ,NULL
#endif
			   );
    
  rrc_rlc_config_asn1_req(NB_eNB_INST+Mod_id, frame,0,eNB_index,
			  NULL,// SRB_ToAddModList
			  NULL,// DRB_ToAddModList
			  drb2release_list // DRB_ToReleaseList
#ifdef Rel10
			  ,NULL
#endif 
			  );
   */
  

  //A little cleanup at RRC...
  //Copying current queue config to free RRC index
  /*
    memcpy((void *)UE_rrc_inst[Mod_id].SRB1_config[~(7<<eNB_index)],(void *)UE_rrc_inst[Mod_id].SRB1_config[7<<eNB_index],sizeof(SRB_ToAddMod_t));
    memcpy((void *)UE_rrc_inst[Mod_id].SRB2_config[~(7<<eNB_index)],(void *)UE_rrc_inst[Mod_id].SRB2_config[7<<eNB_index],sizeof(SRB_ToAddMod_t));
    memcpy((void *)UE_rrc_inst[Mod_id].DRB_config[~(7<<eNB_index)][0],(void *)UE_rrc_inst[Mod_id].DRB_config[7<<eNB_index][0],sizeof(DRB_ToAddMod_t));
  */
  /*
  LOG_N(RRC,"Not sure if Freeing the current queue config works properly: Fix me\n");
  free((void *)&UE_rrc_inst[Mod_id].SRB1_config[eNB_index]);
  free((void *)&UE_rrc_inst[Mod_id].SRB2_config[eNB_index]);
  free((void *)&UE_rrc_inst[Mod_id].DRB_config[eNB_index][0]);
 
  UE_rrc_inst[Mod_id].SRB1_config[eNB_index] = NULL;
  UE_rrc_inst[Mod_id].SRB2_config[eNB_index] = NULL;
  UE_rrc_inst[Mod_id].DRB_config[eNB_index][0] = NULL;
  */   
  //Synchronisation to DL of target cell
  LOG_D(RRC,"HO: Reset PDCP and RLC for configured RBs.. \n[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ  (SRB2 eNB %d) --->][MAC_UE][MOD %02d][]\n",
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      frame, Mod_id, eNB_index, Mod_id);
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    // Reset MAC and configure PHY
  rrc_mac_config_req(Mod_id,0,0,eNB_index,
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      (RadioResourceConfigCommonSIB_t *)NULL,
      (struct PhysicalConfigDedicated *)NULL,
      (MeasObjectToAddMod_t **)NULL,
      (MAC_MainConfig_t *)NULL,
      0,
      (struct LogicalChannelConfig *)NULL,
      (MeasGapConfig_t *)NULL,
      (TDD_Config_t *)NULL,
      mobilityControlInfo,
      (u8 *)NULL,
      (u16 *)NULL,
      NULL,
      NULL,
      NULL,
      NULL
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      ,0,
      (MBSFN_AreaInfoList_r9_t *)NULL,
      (PMCH_InfoList_r9_t *)NULL
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#endif
#ifdef CBA
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      ,0,
      0
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#endif
		     );
  
  // Re-establish PDCP for all RBs that are established
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  // rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, Mod_id+DCCH);
  // rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, Mod_id+DCCH1);
  // rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, Mod_id+DTCH);
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  // Re-establish RLC for all RBs that are established
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  // rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,Mod_id+DCCH,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);
  // rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,Mod_id+DCCH1,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);
  // rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,Mod_id+DTCH,RADIO_ACCESS_BEARER,Rlc_info_um);
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  UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_SI_RECEIVED;

}
void rrc_detach_from_eNB(u8 Mod_id,u8 eNB_index) {
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     //UE_rrc_inst[Mod_id].DRB_config[eNB_index]
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}

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/*------------------------------------------------------------------------------------------*/
void  rrc_ue_decode_dcch(u8 Mod_id,u32 frame,u8 Srb_id, u8 *Buffer,u8 eNB_index){
  /*------------------------------------------------------------------------------------------*/

  //DL_DCCH_Message_t dldcchmsg;
  DL_DCCH_Message_t *dl_dcch_msg=NULL;//&dldcchmsg;
  //  asn_dec_rval_t dec_rval;
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  // int i;
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  u8 target_eNB_index=0xFF;
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#if defined(ENABLE_ITTI)
  MessageDef *msg_p;
#endif

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  if (Srb_id != 1) {
    LOG_E(RRC,"[UE %d] Frame %d: Received message on DL-DCCH (SRB1), should not have ...\n",Mod_id,frame);
    return;
  }

  //memset(dl_dcch_msg,0,sizeof(DL_DCCH_Message_t));

  // decode messages
  //  LOG_D(RRC,"[UE %d] Decoding DL-DCCH message\n",Mod_id);
  /*
  for (i=0;i<30;i++)
    LOG_T(RRC,"%x.",Buffer[i]);
  LOG_T(RRC, "\n");
  */
  uper_decode(NULL,
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      &asn_DEF_DL_DCCH_Message,
      (void**)&dl_dcch_msg,
      (uint8_t*)Buffer,
      RRC_BUF_SIZE,0,0);
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#ifdef XER_PRINT
  xer_fprint(stdout,&asn_DEF_DL_DCCH_Message,(void*)dl_dcch_msg);
#endif

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#if defined(ENABLE_ITTI)
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# if defined(DISABLE_ITTI_XER_PRINT)
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  {
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    msg_p = itti_alloc_new_message (TASK_RRC_UE, RRC_DL_DCCH_MESSAGE);
    memcpy (&msg_p->ittiMsg, (void *) dl_dcch_msg, sizeof(RrcDlDcchMessage));
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    itti_send_msg_to_task (TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
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  }
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# else
  {
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    char        message_string[20000];
    size_t      message_string_size;
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    if ((message_string_size = xer_sprint(message_string, sizeof(message_string), &asn_DEF_DL_DCCH_Message, (void *)dl_dcch_msg)) > 0)
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    {
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      msg_p = itti_alloc_new_message_sized (TASK_RRC_UE, GENERIC_LOG, message_string_size);
      memcpy(&msg_p->ittiMsg.generic_log, message_string, message_string_size);
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      itti_send_msg_to_task(TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
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    }
  }
# endif
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#endif

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  if (dl_dcch_msg->message.present == DL_DCCH_MessageType_PR_c1) {

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    if (UE_rrc_inst[Mod_id].Info[eNB_index].State >= RRC_CONNECTED) {
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      switch (dl_dcch_msg->message.choice.c1.present) {

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        case DL_DCCH_MessageType__c1_PR_NOTHING:
          LOG_I(RRC, "[UE %d] Frame %d : Received PR_NOTHING on DL-DCCH-Message\n", Mod_id, frame);
          return;
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        case DL_DCCH_MessageType__c1_PR_csfbParametersResponseCDMA2000:
          break;

        case DL_DCCH_MessageType__c1_PR_dlInformationTransfer: {
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#if defined(ENABLE_ITTI)
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          DLInformationTransfer_t *dlInformationTransfer = &dl_dcch_msg->message.choice.c1.choice.dlInformationTransfer;

          if ((dlInformationTransfer->criticalExtensions.present == DLInformationTransfer__criticalExtensions_PR_c1)
              && (dlInformationTransfer->criticalExtensions.choice.c1.present
                  == DLInformationTransfer__criticalExtensions__c1_PR_dlInformationTransfer_r8)
              && (dlInformationTransfer->criticalExtensions.choice.c1.choice.dlInformationTransfer_r8.dedicatedInfoType.present
                  == DLInformationTransfer_r8_IEs__dedicatedInfoType_PR_dedicatedInfoNAS)) {
            /* This message hold a dedicated info NAS payload, forward it to NAS */
            struct DLInformationTransfer_r8_IEs__dedicatedInfoType *dedicatedInfoType =
                &dlInformationTransfer->criticalExtensions.choice.c1.choice.dlInformationTransfer_r8.dedicatedInfoType;
            uint32_t pdu_length;
            uint8_t *pdu_buffer;
            MessageDef *msg_p;

            pdu_length = dedicatedInfoType->choice.dedicatedInfoNAS.size;
            pdu_buffer = dedicatedInfoType->choice.dedicatedInfoNAS.buf;

            msg_p = itti_alloc_new_message(TASK_RRC_UE, NAS_DOWNLINK_DATA_IND);
            NAS_DOWNLINK_DATA_IND(msg_p).UEid = Mod_id; // TODO set the UEid to something else ?
            NAS_DOWNLINK_DATA_IND(msg_p).nasMsg.length = pdu_length;
            NAS_DOWNLINK_DATA_IND(msg_p).nasMsg.data = pdu_buffer;

            itti_send_msg_to_task(TASK_NAS_UE, Mod_id + NB_eNB_INST, msg_p);
          }
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#endif
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          break;
        }

        case DL_DCCH_MessageType__c1_PR_handoverFromEUTRAPreparationRequest:
          break;

        case DL_DCCH_MessageType__c1_PR_mobilityFromEUTRACommand:
          break;

        case DL_DCCH_MessageType__c1_PR_rrcConnectionReconfiguration:
          // first check if mobilityControlInfo  is present
          if (dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.mobilityControlInfo
              != NULL) {
            /* 36.331, 5.3.5.4 Reception of an RRCConnectionReconfiguration including the mobilityControlInfo by the UE (handover)*/
            if (UE_rrc_inst[Mod_id].HandoverInfoUe.targetCellId
                != dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.mobilityControlInfo->targetPhysCellId) {
              LOG_W(RRC,
                  "[UE %d] Frame %d: Handover target (%d) is different from RSRP measured target (%d)..\n", Mod_id, frame, dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.mobilityControlInfo->targetPhysCellId, UE_rrc_inst[Mod_id].HandoverInfoUe.targetCellId);
              return;
            }
            else
              if ((target_eNB_index = get_adjacent_cell_mod_id(UE_rrc_inst[Mod_id].HandoverInfoUe.targetCellId))
                  == 0xFF) {
                LOG_W(RRC,
                    "[UE %d] Frame %d: Mod_id of the target eNB not found, check the network topology\n", Mod_id, frame);
                return;
              }
              else {
                LOG_I(RRC,
                    "[UE% d] Frame %d: Received rrcConnectionReconfiguration with mobilityControlInfo \n", Mod_id, frame);
                UE_rrc_inst[Mod_id].HandoverInfoUe.measFlag = 1; // Ready to send more MeasReports if required
              }
          }
          rrc_ue_process_rrcConnectionReconfiguration(Mod_id, frame,
              &dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration, eNB_index);
          if (target_eNB_index != 0xFF) {
            rrc_ue_generate_RRCConnectionReconfigurationComplete(Mod_id, frame, target_eNB_index,
                dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.rrc_TransactionIdentifier);
            UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_HO_EXECUTION;
            UE_rrc_inst[Mod_id].Info[target_eNB_index].State = RRC_RECONFIGURED;
            LOG_I(RRC, "[UE %d] State = RRC_RECONFIGURED during HO (eNB %d)\n", Mod_id, target_eNB_index);
          }
          else {
            rrc_ue_generate_RRCConnectionReconfigurationComplete(Mod_id, frame, eNB_index,
                dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.rrc_TransactionIdentifier);
            UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_RECONFIGURED;
            LOG_I(RRC, "[UE %d] State = RRC_RECONFIGURED (eNB %d)\n", Mod_id, eNB_index);
          }
          break;

        case DL_DCCH_MessageType__c1_PR_rrcConnectionRelease:
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#if defined(ENABLE_ITTI)
          msg_p = itti_alloc_new_message(TASK_RRC_UE, NAS_CONN_RELEASE_IND);
          if ((dl_dcch_msg->message.choice.c1.choice.rrcConnectionRelease.criticalExtensions.present
                  == RRCConnectionRelease__criticalExtensions_PR_c1)
                  && (dl_dcch_msg->message.choice.c1.choice.rrcConnectionRelease.criticalExtensions.choice.c1.present
                          == RRCConnectionRelease__criticalExtensions__c1_PR_rrcConnectionRelease_r8)) {
              NAS_CONN_RELEASE_IND(msg_p).cause =
                      dl_dcch_msg->message.choice.c1.choice.rrcConnectionRelease.criticalExtensions.choice.c1.choice.rrcConnectionRelease_r8.releaseCause;
          }
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          itti_send_msg_to_task(TASK_NAS_UE, Mod_id + NB_eNB_INST, msg_p);
#endif
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          break;

        case DL_DCCH_MessageType__c1_PR_securityModeCommand:
          LOG_I(RRC, "[UE %d] Received securityModeCommand (eNB %d)\n", Mod_id, eNB_index);
          rrc_ue_process_securityModeCommand(Mod_id, frame, &dl_dcch_msg->message.choice.c1.choice.securityModeCommand,
              eNB_index);
          break;

        case DL_DCCH_MessageType__c1_PR_ueCapabilityEnquiry:
          LOG_I(RRC, "[UE %d] Received Capability Enquiry (eNB %d)\n", Mod_id, eNB_index);
          rrc_ue_process_ueCapabilityEnquiry(Mod_id, frame, &dl_dcch_msg->message.choice.c1.choice.ueCapabilityEnquiry,
              eNB_index);
          break;

        case DL_DCCH_MessageType__c1_PR_counterCheck:
          break;
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#ifdef Rel10
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        case DL_DCCH_MessageType__c1_PR_ueInformationRequest_r9:
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          break;
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        case DL_DCCH_MessageType__c1_PR_loggedMeasurementConfiguration_r10:
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          break;
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        case DL_DCCH_MessageType__c1_PR_rnReconfiguration_r10:
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          break;
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#endif
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        case DL_DCCH_MessageType__c1_PR_spare1:
        case DL_DCCH_MessageType__c1_PR_spare2:
        case DL_DCCH_MessageType__c1_PR_spare3:
        case DL_DCCH_MessageType__c1_PR_spare4:
          break;

        default:
          break;
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      }
    }
  }
#ifndef NO_RRM
    send_msg(&S_rrc,msg_rrc_end_scan_req(Mod_id,eNB_index));
#endif
}

const char siWindowLength[7][5] = {"1ms\0","2ms\0","5ms\0","10ms\0","15ms\0","20ms\0","40ms\0"};
const char siWindowLength_int[7] = {1,2,5,10,15,20,40};

const char SIBType[16][6] ={"SIB3\0","SIB4\0","SIB5\0","SIB6\0","SIB7\0","SIB8\0","SIB9\0","SIB10\0","SIB11\0","SIB12\0","SIB13\0","Sp2\0","Sp3\0","Sp4\0"};
const char SIBPeriod[7][7]= {"80ms\0","160ms\0","320ms\0","640ms\0","1280ms\0","2560ms\0","5120ms\0"};
int siPeriod_int[7] = {80,160,320,640,1280,2560,5120};

int decode_BCCH_DLSCH_Message(u8 Mod_id,u32 frame,u8 eNB_index,u8 *Sdu,u8 Sdu_len) {

  //BCCH_DL_SCH_Message_t bcch_message;
  BCCH_DL_SCH_Message_t *bcch_message=NULL;//_ptr=&bcch_message;
  SystemInformationBlockType1_t **sib1=&UE_rrc_inst[Mod_id].sib1[eNB_index];
  SystemInformation_t **si=UE_rrc_inst[Mod_id].si[eNB_index];
  asn_dec_rval_t dec_rval;
  uint32_t si_window;//, sib1_decoded=0, si_decoded=0;
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  // int i;
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  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_IN);


  if ((UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status == 1) &&
      (UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus == 1)) {
    // Avoid decoding to prevent memory bloating
    vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_OUT);
    return 0;
  } 
  else {

    //memset(&bcch_message,0,sizeof(BCCH_DL_SCH_Message_t));
    //  LOG_D(RRC,"[UE %d] Decoding DL_BCCH_DLSCH_Message\n",Mod_id)
    /*
    for (i=0;i<Sdu_len;i++)
      printf("%x.",Sdu[i]);
      printf("\n");*/
    dec_rval = uper_decode_complete(NULL,
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        &asn_DEF_BCCH_DL_SCH_Message,
        (void **)&bcch_message,
        (const void *)Sdu,
        Sdu_len);//,0,0);
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    if ((dec_rval.code != RC_OK) && (dec_rval.consumed==0)) {
      LOG_E(RRC,"[UE %d] Failed to decode BCCH_DLSCH_MESSAGE (%d bits)\n",Mod_id,dec_rval.consumed);
      //free the memory
      SEQUENCE_free(&asn_DEF_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;
    }
    //  xer_fprint(stdout,  &asn_DEF_BCCH_DL_SCH_Message, (void*)&bcch_message);
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#if defined(ENABLE_ITTI)
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# if defined(DISABLE_ITTI_XER_PRINT)
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  {
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    MessageDef *msg_p;
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    msg_p = itti_alloc_new_message (TASK_RRC_UE, RRC_DL_BCCH_MESSAGE);
    memcpy (&msg_p->ittiMsg, (void *) bcch_message, sizeof(RrcDlBcchMessage));
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    itti_send_msg_to_task (TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
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  }
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# else
  {
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    char        message_string[15000];
    size_t      message_string_size;
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    if ((message_string_size = xer_sprint(message_string, sizeof(message_string), &asn_DEF_BCCH_DL_SCH_Message, (void *)bcch_message)) > 0)
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    {
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      MessageDef *msg_p;
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      msg_p = itti_alloc_new_message_sized (TASK_RRC_UE, GENERIC_LOG, message_string_size);
      memcpy(&msg_p->ittiMsg.generic_log, message_string, message_string_size);
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      itti_send_msg_to_task(TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
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    }
  }
# endif
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#endif

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    if (bcch_message->message.present == BCCH_DL_SCH_MessageType_PR_c1) {
      switch (bcch_message->message.choice.c1.present) {
      case BCCH_DL_SCH_MessageType__c1_PR_systemInformationBlockType1:
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        if ((frame %2) == 0) {
          if (UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status == 0) {
            memcpy((void*)*sib1,
                (void*)&bcch_message->message.choice.c1.choice.systemInformationBlockType1,
                sizeof(SystemInformationBlockType1_t));
            LOG_D(RRC,"[UE %d] Decoding First SIB1\n",Mod_id);
            decode_SIB1(Mod_id,eNB_index);
            //mac_xface->macphy_exit("after decode_SIB1");
          }
        }
        break;
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      case BCCH_DL_SCH_MessageType__c1_PR_systemInformation:
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        if ((UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status == 1) &&
            (UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus == 0)) {
          //                                                if ((frame %8) == 1) {  // check only in odd frames for SI
          si_window = (frame%(UE_rrc_inst[Mod_id].Info[eNB_index].SIperiod/10))/(UE_rrc_inst[Mod_id].Info[eNB_index].SIwindowsize/10);
          memcpy((void*)si[si_window],
              (void*)&bcch_message->message.choice.c1.choice.systemInformation,
              sizeof(SystemInformation_t));
          LOG_D(RRC,"[UE %d] Decoding SI for frame %d, si_window %d\n",Mod_id,frame,si_window);
          decode_SI(Mod_id,frame,eNB_index,si_window);
          //mac_xface->macphy_exit("after decode_SI");

          //                                }
        }
        break;
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      case BCCH_DL_SCH_MessageType__c1_PR_NOTHING:
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      default:
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        break;
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      }
    }
  }
  /*  if ((UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status == 1) &&
      (UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus == 1) && (frame >= Mod_id * 20 + 10))
      SEQUENCE_free(&asn_DEF_BCCH_DL_SCH_Message, (void*)bcch_message, 0);*/
  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_OUT);
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  return 0;
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}


int decode_SIB1(u8 Mod_id,u8 eNB_index) {
  SystemInformationBlockType1_t **sib1=&UE_rrc_inst[Mod_id].sib1[eNB_index];
  int i;

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SIB1, VCD_FUNCTION_IN);

  LOG_D(RRC,"[UE %d] : Dumping SIB 1\n",Mod_id);

  //  xer_fprint(stdout,&asn_DEF_SystemInformationBlockType1, (void*)*sib1);

  LOG_D(RRC,"cellAccessRelatedInfo.cellIdentity : %x.%x.%x.%x\n",
      (*sib1)->cellAccessRelatedInfo.cellIdentity.buf[0],
      (*sib1)->cellAccessRelatedInfo.cellIdentity.buf[1],
      (*sib1)->cellAccessRelatedInfo.cellIdentity.buf[2],
      (*sib1)->cellAccessRelatedInfo.cellIdentity.buf[3]);

  LOG_D(RRC,"cellSelectionInfo.q_RxLevMin       : %d\n",(int)(*sib1)->cellSelectionInfo.q_RxLevMin);
  LOG_D(RRC,"freqBandIndicator                  : %d\n",(int)(*sib1)->freqBandIndicator);
  LOG_D(RRC,"siWindowLength                     : %s\n",siWindowLength[(*sib1)->si_WindowLength]);
  if ((*sib1)->schedulingInfoList.list.count>0) {
    for (i=0;i<(*sib1)->schedulingInfoList.list.count;i++) {
      LOG_D(RRC,"siSchedulingInfoPeriod[%d]          : %s\n",i,SIBPeriod[(int)(*sib1)->schedulingInfoList.list.array[i]->si_Periodicity]);
      if ((*sib1)->schedulingInfoList.list.array[i]->sib_MappingInfo.list.count>0)
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        LOG_D(RRC,"siSchedulingInfoSIBType[%d]         : %s\n",i,SIBType[(int)(*(*sib1)->schedulingInfoList.list.array[i]->sib_MappingInfo.list.array[0])]);
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      else {
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        LOG_W(RRC,"mapping list %d is null\n",i);
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      }
    }
  }
  else {
   LOG_E(RRC,"siSchedulingInfoPeriod[0]          : PROBLEM!!!\n");
   return -1;
  }

  if ((*sib1)->tdd_Config) {
    LOG_D(RRC,"TDD subframe assignment            : %d\n",(int)(*sib1)->tdd_Config->subframeAssignment);
    LOG_D(RRC,"S-Subframe Config                  : %d\n",(int)(*sib1)->tdd_Config->specialSubframePatterns);
  }

  UE_rrc_inst[Mod_id].Info[eNB_index].SIperiod     = siPeriod_int[(*sib1)->schedulingInfoList.list.array[0]->si_Periodicity];
  UE_rrc_inst[Mod_id].Info[eNB_index].SIwindowsize = siWindowLength_int[(*sib1)->si_WindowLength];
  LOG_D(RRC, "[MSC_MSG][FRAME unknown][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SIB1 params eNB %d) --->][MAC_UE][MOD %02d][]\n",
             Mod_id, eNB_index, Mod_id);

  rrc_mac_config_req(Mod_id,0,0,eNB_index,
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      (RadioResourceConfigCommonSIB_t *)NULL,
      (struct PhysicalConfigDedicated *)NULL,
      (MeasObjectToAddMod_t **)NULL,
      (MAC_MainConfig_t *)NULL,
      0,
      (struct LogicalChannelConfig *)NULL,
      (MeasGapConfig_t *)NULL,
      UE_rrc_inst[Mod_id].sib1[eNB_index]->tdd_Config,
      (MobilityControlInfo_t *) NULL,
      &UE_rrc_inst[Mod_id].Info[eNB_index].SIwindowsize,
      &UE_rrc_inst[Mod_id].Info[eNB_index].SIperiod,
      NULL,
      NULL,
      NULL,
      (MBSFN_SubframeConfigList_t *)NULL
#ifdef Rel10
      ,0,
      (MBSFN_AreaInfoList_r9_t *)NULL,
      (PMCH_InfoList_r9_t *)NULL
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#endif
#ifdef CBA
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      ,
      0,
      0
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#endif
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  );
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  UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status = 1;
  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SIB1, VCD_FUNCTION_OUT);
  return 0;

}


void dump_sib2(SystemInformationBlockType2_t *sib2) {

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.numberOfRA_Preambles : %ld\n",
      sib2->radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.numberOfRA_Preambles);

  //  if (radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.preamblesGroupAConfig)
  //msg("radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.preamblesGroupAConfig ",sib2->radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.preamblesGroupAConfig = NULL;

  LOG_D(RRC,"[UE]radioResourceConfigCommon.rach_ConfigCommon.powerRampingParameters.powerRampingStep : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.powerRampingParameters.powerRampingStep);

  LOG_D(RRC,"[UE]radioResourceConfigCommon.rach_ConfigCommon.powerRampingParameters.preambleInitialReceivedTargetPower : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.powerRampingParameters.preambleInitialReceivedTargetPower);

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.preambleTransMax  : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.preambleTransMax);

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.ra_ResponseWindowSize : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.ra_ResponseWindowSize);

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.mac_ContentionResolutionTimer : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.mac_ContentionResolutionTimer);

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.maxHARQ_Msg3Tx : %ld\n",
      sib2->radioResourceConfigCommon.rach_ConfigCommon.maxHARQ_Msg3Tx);

  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.rootSequenceIndex : %ld\n",sib2->radioResourceConfigCommon.prach_Config.rootSequenceIndex);
  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.prach_ConfigInfo.prach_ConfigIndex : %ld\n",sib2->radioResourceConfigCommon.prach_Config.prach_ConfigInfo.prach_ConfigIndex);
  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.prach_ConfigInfo.highSpeedFlag : %d\n",  (int)sib2->radioResourceConfigCommon.prach_Config.prach_ConfigInfo.highSpeedFlag);
  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.prach_ConfigInfo.zeroCorrelationZoneConfig : %ld\n",  sib2->radioResourceConfigCommon.prach_Config.prach_ConfigInfo.zeroCorrelationZoneConfig);
  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.prach_ConfigInfo.prach_FreqOffset %ld\n",  sib2->radioResourceConfigCommon.prach_Config.prach_ConfigInfo.prach_FreqOffset);

  // PDSCH-Config
  LOG_D(RRC,"radioResourceConfigCommon.pdsch_ConfigCommon.referenceSignalPower  : %ld\n",sib2->radioResourceConfigCommon.pdsch_ConfigCommon.referenceSignalPower);
  LOG_D(RRC,"radioResourceConfigCommon.pdsch_ConfigCommon.p_b : %ld\n",sib2->radioResourceConfigCommon.pdsch_ConfigCommon.p_b);

  // PUSCH-Config
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.n_SB  : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.n_SB);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.hoppingMode  : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.hoppingMode);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.pusch_HoppingOffset : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.pusch_HoppingOffset);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.enable64QAM : %d\n",(int)sib2->radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.enable64QAM);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupHoppingEnabled : %d\n",(int)sib2->radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupHoppingEnabled);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled : %d\n",(int)sib2->radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.cyclicShift : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.cyclicShift);

  // PUCCH-Config

  LOG_D(RRC,"radioResourceConfigCommon.pucch_ConfigCommon.deltaPUCCH_Shift : %ld\n",sib2->radioResourceConfigCommon.pucch_ConfigCommon.deltaPUCCH_Shift);
  LOG_D(RRC,"radioResourceConfigCommon.pucch_ConfigCommon.nRB_CQI : %ld\n",sib2->radioResourceConfigCommon.pucch_ConfigCommon.nRB_CQI);
  LOG_D(RRC,"radioResourceConfigCommon.pucch_ConfigCommon.nCS_AN : %ld\n",sib2->radioResourceConfigCommon.pucch_ConfigCommon.nCS_AN);
  LOG_D(RRC,"radioResourceConfigCommon.pucch_ConfigCommon.n1PUCCH_AN : %ld\n",sib2->radioResourceConfigCommon.pucch_ConfigCommon.n1PUCCH_AN);

  LOG_D(RRC,"radioResourceConfigCommon.soundingRS_UL_ConfigCommon.present : %d\n",sib2-> radioResourceConfigCommon.soundingRS_UL_ConfigCommon.present);


  // uplinkPowerControlCommon

  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.p0_NominalPUSCH : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.p0_NominalPUSCH);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.alpha : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.alpha);

  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.p0_NominalPUCCH : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.p0_NominalPUCCH);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format1 : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format1);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format1b :%ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format1b);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2  :%ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2a :%ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2a);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2b :%ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2b);

  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaPreambleMsg3 : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaPreambleMsg3);

  LOG_D(RRC,"radioResourceConfigCommon.ul_CyclicPrefixLength : %ld\n", sib2->radioResourceConfigCommon.ul_CyclicPrefixLength);

  LOG_D(RRC,"ue_TimersAndConstants.t300 : %ld\n", sib2->ue_TimersAndConstants.t300);
  LOG_D(RRC,"ue_TimersAndConstants.t301 : %ld\n", sib2->ue_TimersAndConstants.t301);
  LOG_D(RRC,"ue_TimersAndConstants.t310 : %ld\n", sib2->ue_TimersAndConstants.t310);
  LOG_D(RRC,"ue_TimersAndConstants.n310 : %ld\n", sib2->ue_TimersAndConstants.n310);
  LOG_D(RRC,"ue_TimersAndConstants.t311 : %ld\n", sib2->ue_TimersAndConstants.t311);
  LOG_D(RRC,"ue_TimersAndConstants.n311 : %ld\n", sib2->ue_TimersAndConstants.n311);

  LOG_D(RRC,"freqInfo.additionalSpectrumEmission : %ld\n",sib2->freqInfo.additionalSpectrumEmission);
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  LOG_D(RRC,"freqInfo.ul_CarrierFreq : %p\n", sib2->freqInfo.ul_CarrierFreq);
  LOG_D(RRC,"freqInfo.ul_Bandwidth : %p\n", sib2->freqInfo.ul_Bandwidth);
  LOG_D(RRC,"mbsfn_SubframeConfigList : %p\n", sib2->mbsfn_SubframeConfigList);
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  LOG_D(RRC,"timeAlignmentTimerCommon : %ld\n", sib2->timeAlignmentTimerCommon);
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}

void dump_sib3(SystemInformationBlockType3_t *sib3) {

}

#ifdef Rel10
void dump_sib13(SystemInformationBlockType13_r9_t *sib13) {

  LOG_D(RRC,"[RRC][UE] Dumping SIB13\n");
  LOG_D(RRC,"[RRC][UE] dumping sib13 second time\n");
  LOG_D(RRC,"[RRC][UE] NotificationRepetitionCoeff-r9 : %ld\n", sib13->notificationConfig_r9.notificationRepetitionCoeff_r9);
  LOG_D(RRC,"[RRC][UE] NotificationOffset-r9 : %d\n", (int)sib13->notificationConfig_r9.notificationOffset_r9);
  LOG_D(RRC,"[RRC][UE] NotificationSF-Index-r9 : %d\n", (int)sib13->notificationConfig_r9.notificationSF_Index_r9);

}
#endif
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//const char SIBPeriod[7][7]= {"80ms\0","160ms\0","320ms\0","640ms\0","1280ms\0","2560ms\0","5120ms\0"};
int decode_SI(u8 Mod_id,u32 frame,u8 eNB_index,u8 si_window) {

  SystemInformation_t **si=&UE_rrc_inst[Mod_id].si[eNB_index][si_window];
  int i;
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  struct SystemInformation_r8_IEs_sib_TypeAndInfo_Member *typeandinfo;
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  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SI  , VCD_FUNCTION_IN);

  // Dump contents
  if ((*si)->criticalExtensions.present==SystemInformation__criticalExtensions_PR_systemInformation_r8) {
    LOG_D(RRC,"(*si)->criticalExtensions.choice.systemInformation_r8.sib_TypeAndInfo.list.count %d\n",
       (*si)->criticalExtensions.choice.systemInformation_r8.sib_TypeAndInfo.list.count);
  }
  else {
    LOG_D(RRC,"[UE] Unknown criticalExtension version (not Rel8)\n");
    return -1;
  }

  for (i=0;i<(*si)->criticalExtensions.choice.systemInformation_r8.sib_TypeAndInfo.list.count;i++) {
    LOG_D(RRC,"SI count %d\n",i);
    typeandinfo=(*si)->criticalExtensions.choice.systemInformation_r8.sib_TypeAndInfo.list.array[i];

    switch(typeandinfo->present) {
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib2:
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      UE_rrc_inst[Mod_id].sib2[eNB_index] = &typeandinfo->choice.sib2;
      LOG_D(RRC,"[UE %d] Frame %d Found SIB2 from eNB %d\n",Mod_id,frame,eNB_index);
      dump_sib2(UE_rrc_inst[Mod_id].sib2[eNB_index]);
      LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SIB2 params  eNB %d) --->][MAC_UE][MOD %02d][]\n",
            frame, Mod_id, eNB_index, Mod_id);
      rrc_mac_config_req(Mod_id,0,0,eNB_index,
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                         &UE_rrc_inst[Mod_id].sib2[eNB_index]->radioResourceConfigCommon,
                         (struct PhysicalConfigDedicated *)NULL,
                         (MeasObjectToAddMod_t **)NULL,
                         (MAC_MainConfig_t *)NULL,
                         0,
                         (struct LogicalChannelConfig *)NULL,
                         (MeasGapConfig_t *)NULL,
                         (TDD_Config_t *)NULL,
                         (MobilityControlInfo_t *)NULL,
                         NULL,
                         NULL,
                         UE_rrc_inst[Mod_id].sib2[eNB_index]->freqInfo.ul_CarrierFreq,
                         UE_rrc_inst[Mod_id].sib2[eNB_index]->freqInfo.ul_Bandwidth,
                         &UE_rrc_inst[Mod_id].sib2[eNB_index]->freqInfo.additionalSpectrumEmission,
                         UE_rrc_inst[Mod_id].sib2[eNB_index]->mbsfn_SubframeConfigList
#ifdef Rel10
                         ,0,
                         (MBSFN_AreaInfoList_r9_t *)NULL,
                         (PMCH_InfoList_r9_t *)NULL
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#endif
#ifdef CBA
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                         ,0,
                         0
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#endif
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                         );
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      UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus = 1;
      // After SI is received, prepare RRCConnectionRequest
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#ifdef Rel10
      if (UE_rrc_inst[Mod_id].MBMS_flag < 3) // see -Q option
#endif
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      rrc_ue_generate_RRCConnectionRequest(Mod_id,frame,eNB_index);
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      LOG_I(RRC, "not sending connection request\n");
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      if (UE_rrc_inst[Mod_id].Info[eNB_index].State == RRC_IDLE) {
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          LOG_I(RRC,"[UE %d] Received SIB1/SIB2/SIB3 Switching to RRC_SI_RECEIVED\n",Mod_id);
          UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_SI_RECEIVED;
#ifdef ENABLE_RAL
          {
              MessageDef                            *message_ral_p = NULL;
              rrc_ral_system_information_ind_t       ral_si_ind;

              message_ral_p = itti_alloc_new_message (TASK_RRC_UE, RRC_RAL_SYSTEM_INFORMATION_IND);
              memset(&ral_si_ind, 0, sizeof(rrc_ral_system_information_ind_t));
              // TO DO ral_si_ind.plmn_id        = 0;
              ral_si_ind.cell_id        = eNB_index;
              ral_si_ind.dbm            = 0;
              ral_si_ind.sinr           = 0;
              ral_si_ind.link_data_rate = 0;
              memcpy (&message_ral_p->ittiMsg, (void *) &ral_si_ind, sizeof(rrc_ral_system_information_ind_t));
#warning "Mod_id ? for instance ?"
              itti_send_msg_to_task (TASK_RAL_UE, Mod_id, message_ral_p);
          }
#endif
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      }
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib3:
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      UE_rrc_inst[Mod_id].sib3[eNB_index] = &typeandinfo->choice.sib3;
      LOG_I(RRC,"[UE %d] Frame %d Found SIB3 from eNB %d\n",Mod_id,frame,eNB_index);
      dump_sib3(UE_rrc_inst[Mod_id].sib3[eNB_index]);
      UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus = 1;
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib4:
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      UE_rrc_inst[Mod_id].sib4[eNB_index] = &typeandinfo->choice.sib4;
      LOG_I(RRC,"[UE %d] Frame %d Found SIB4 from eNB %d\n",Mod_id,frame,eNB_index);
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib5:
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      UE_rrc_inst[Mod_id].sib5[eNB_index] = &typeandinfo->choice.sib5;
      LOG_I(RRC,"[UE %d] Found SIB5 from eNB %d\n",Mod_id,eNB_index);
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib6:
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      UE_rrc_inst[Mod_id].sib6[eNB_index] = &typeandinfo->choice.sib6;
      LOG_I(RRC,"[UE %d] Found SIB6 from eNB %d\n",Mod_id,eNB_index);
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib7:
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      UE_rrc_inst[Mod_id].sib7[eNB_index] = &typeandinfo->choice.sib7;
      LOG_I(RRC,"[UE %d] Found SIB7 from eNB %d\n",Mod_id,eNB_index);
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib8:
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      UE_rrc_inst[Mod_id].sib8[eNB_index] = &typeandinfo->choice.sib8;
      LOG_I(RRC,"[UE %d] Found SIB8 from eNB %d\n",Mod_id,eNB_index);
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib9:
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      UE_rrc_inst[Mod_id].sib9[eNB_index] = &typeandinfo->choice.sib9;
      LOG_I(RRC,"[UE %d] Found SIB9 from eNB %d\n",Mod_id,eNB_index);
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib10:
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      UE_rrc_inst[Mod_id].sib10[eNB_index] = &typeandinfo->choice.sib10;
      LOG_I(RRC,"[UE %d] Found SIB10 from eNB %d\n",Mod_id,eNB_index);
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib11:
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      UE_rrc_inst[Mod_id].sib11[eNB_index] = &typeandinfo->choice.sib11;
      LOG_I(RRC,"[UE %d] Found SIB11 from eNB %d\n",Mod_id,eNB_index);
      break;
#ifdef Rel10
2008
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib12_v920:
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      UE_rrc_inst[Mod_id].sib12[eNB_index] = &typeandinfo->choice.sib12_v920;
      LOG_I(RRC,"[RRC][UE %d] Found SIB12 from eNB %d\n",Mod_id,eNB_index);
      break;
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    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib13_v920:
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      UE_rrc_inst[Mod_id].sib13[eNB_index] = &typeandinfo->choice.sib13_v920;
      LOG_I(RRC,"[RRC][UE %d] Found SIB13 from eNB %d\n",Mod_id,eNB_index);
      dump_sib13(UE_rrc_inst[Mod_id].sib13[eNB_index]);
      // adding here function to store necessary parameters for using in decode_MCCH_Message + maybe transfer to PHY layer
      LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SIB13 params eNB %d) --->][MAC_UE][MOD %02d][]\n",
            frame, Mod_id, eNB_index, Mod_id);
      rrc_mac_config_req(Mod_id,0,0,eNB_index,
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                         (RadioResourceConfigCommonSIB_t *)NULL,
                         (struct PhysicalConfigDedicated *)NULL,
                         (MeasObjectToAddMod_t **)NULL,
                         (MAC_MainConfig_t *)NULL,
                         0,
                         (struct LogicalChannelConfig *)NULL,
                         (MeasGapConfig_t *)NULL,
                         (TDD_Config_t *)NULL,
                         (MobilityControlInfo_t *)NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         (MBSFN_SubframeConfigList_t *)NULL
                         ,0,
                         &UE_rrc_inst[Mod_id].sib13[eNB_index]->mbsfn_AreaInfoList_r9,
                         (PMCH_InfoList_r9_t *)NULL
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#ifdef CBA
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                         ,0,
                         0
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#endif
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                         );
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      UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus = 1;
      break;
#endif
    default:
      break;
    }

  }

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SI  , VCD_FUNCTION_OUT);
  return 0;
}

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// layer 3 filtering of RSRP (EUTRA) measurements: 36.331, Sec. 5.5.3.2
void ue_meas_filtering(u8 Mod_id,u32 frame,u8 eNB_index){
  float a = UE_rrc_inst[Mod_id].filter_coeff_rsrp; // 'a' in 36.331 Sec. 5.5.3.2
  float a1 = UE_rrc_inst[Mod_id].filter_coeff_rsrq;
  //float rsrp_db, rsrq_db;
  u8 eNB_offset;

  if(UE_rrc_inst[Mod_id].QuantityConfig[0] != NULL) { // Only consider 1 serving cell (index: 0)
    if (UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA != NULL) {
      if(UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRP != NULL) {
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        for (eNB_offset = 0;eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id);eNB_offset++) {
          //filter_factor = 1/power(2,*UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRP/4);
          // LOG_N(RRC,"[UE %d] Frame %d : check proper operation in abstraction mode rsrp (%d), rx gain (%d) N_RB_DL (%d)\n",
          //	Mod_id,frame,mac_xface->get_RSRP(Mod_id,eNB_offset),mac_xface->get_rx_total_gain_dB(Mod_id),mac_xface->lte_frame_parms->N_RB_DL);
          UE_rrc_inst[Mod_id].rsrp_db[eNB_offset] = (dB_fixed_times10(mac_xface->get_RSRP(Mod_id,eNB_offset))/10.0)-mac_xface->get_rx_total_gain_dB(Mod_id)-dB_fixed(mac_xface->lte_frame_parms->N_RB_DL*12);
          UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset] = (1.0-a)*UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset] +  a*UE_rrc_inst[Mod_id].rsrp_db[eNB_offset];
          //mac_xface->set_RSRP_filtered(Mod_id,eNB_offset,UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]);

          LOG_D(RRC,"[UE %d] Frame %d: Meas RSRP: eNB_offset: %d rsrp_coef: %3.2f filter_coef: %d before L3 filtering: rsrp: %3.1f after L3 filtering: rsrp: %3.1f \n ",
            Mod_id, frame, eNB_offset,a,
            *UE_rrc_inst->QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRP,
            UE_rrc_inst[Mod_id].rsrp_db[eNB_offset],
            UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]);
        }
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      }
    }
    else {
      for (eNB_offset = 0;eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id);eNB_offset++) {
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        UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]= mac_xface->get_RSRP(Mod_id,eNB_offset);
        // phy_vars_ue->PHY_measurements.rsrp_filtered[eNB_offset]=UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset];
        //mac_xface->set_RSRP_filtered(Mod_id,eNB_offset,UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]);
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      }
    }
    if (UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA != NULL) {
      if(UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRQ != NULL) {
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        for (eNB_offset = 0;eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id);eNB_offset++) {
          // LOG_N(RRC,"[UE %d] Frame %d : check if this operation workes properly in abstraction mode\n",Mod_id,frame);
          UE_rrc_inst[Mod_id].rsrq_db[eNB_offset] = (10*log10(mac_xface->get_RSRQ(Mod_id,eNB_offset)))-20;
          UE_rrc_inst[Mod_id].rsrq_db_filtered[eNB_offset]=(1-a1)*UE_rrc_inst[Mod_id].rsrq_db_filtered[eNB_offset] + a1 *UE_rrc_inst[Mod_id].rsrq_db[eNB_offset];
          //mac_xface->set_RSRP_filtered(Mod_id,eNB_offset,UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]);
          /*
          LOG_D(RRC,"[UE %d] meas RSRQ: eNB_offset: %d rsrq_coef: %3.2f filter_coef: %d before L3 filtering: rsrq: %3.1f after L3 filtering: rsrq: %3.1f \n ",
            Mod_id, eNB_offset,
            a1,
            *UE_rrc_inst->QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRQ,
            mac_xface->get_RSRQ(Mod_id,eNB_offset),
            UE_rrc_inst[Mod_id].rsrq_db[eNB_offset],
            UE_rrc_inst[Mod_id].rsrq_db_filtered[eNB_offset]);
          */
        }
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      }
    }
    else{
      for (eNB_offset = 0;eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id);eNB_offset++) {
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          UE_rrc_inst[Mod_id].rsrq_db_filtered[eNB_offset]= mac_xface->get_RSRQ(Mod_id,eNB_offset);
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      }
    } 
  }
}

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//Below routine implements Measurement Reporting procedure from 36.331 Section 5.5.5
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void rrc_ue_generate_MeasurementReport(u8 eNB_id, u8 UE_id, u32 frame) {
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  u8 buffer[32], size;
  u8 i;
  u8 target_eNB_offset;
  MeasId_t measId;
  PhysCellId_t cellId, targetCellId;
  long rsrq_s,rsrp_t,rsrq_t;
  long rsrp_s, nElem, nElem1;
  float rsrp_filtered, rsrq_filtered;
  nElem = 100;
  nElem1 = 33;
  static u32 pframe=0;
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  target_eNB_offset = UE_rrc_inst[UE_id].Info[0].handoverTarget; // eNB_offset of target eNB: used to obtain the mod_id of target eNB
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  for (i=0;i<MAX_MEAS_ID;i++) {
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    if (UE_rrc_inst[UE_id].measReportList[0][i] != NULL) {
      measId = UE_rrc_inst[UE_id].measReportList[0][i]->measId;
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      // Note: Values in the meas report have to be the mapped values...to implement binary search for LUT
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      rsrp_filtered = UE_rrc_inst[UE_id].rsrp_db_filtered[eNB_id];//nid_cell];
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      rsrp_s = binary_search_float(RSRP_meas_mapping,nElem, rsrp_filtered); //mapped RSRP of serving cell

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      rsrq_filtered = UE_rrc_inst[UE_id].rsrq_db_filtered[eNB_id];//nid_cell]; //RSRQ of serving cell
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      rsrq_s = binary_search_float(RSRQ_meas_mapping,nElem1,rsrp_filtered);//mapped RSRQ of serving cell

      LOG_D(RRC,"[UE %d] Frame %d: source eNB %d :rsrp_s: %d rsrq_s: %d tmp: %f tmp1: %f \n",
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          UE_id, frame, eNB_id, rsrp_s,rsrq_s,rsrp_filtered,rsrq_filtered);
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      rsrp_t = binary_search_float(RSRP_meas_mapping,nElem,UE_rrc_inst[UE_id].rsrp_db_filtered[target_eNB_offset]); //RSRP of target cell
      rsrq_t = binary_search_float(RSRQ_meas_mapping,nElem1,UE_rrc_inst[UE_id].rsrq_db_filtered[target_eNB_offset]); //RSRQ of target cell
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      //  if (measFlag == 1) {
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      cellId = get_adjacent_cell_id(UE_id, eNB_id); //PhycellId of serving cell
      targetCellId = UE_rrc_inst[UE_id].HandoverInfoUe.targetCellId ;//get_adjacent_cell_id(Mod_id,target_eNB_offset); //PhycellId of target cell
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      if (pframe!=frame){
        pframe=frame;
        size = do_MeasurementReport(buffer,measId,targetCellId,rsrp_s,rsrq_s,rsrp_t,rsrq_t);
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        LOG_D(RRC, "[UE %d] Frame %d: Sending MeasReport: servingCell(%d) targetCell(%d) rsrp_s(%d) rsrq_s(%d) rsrp_t(%d) rsrq_t(%d) \n",
              UE_id, frame, cellId,targetCellId,rsrp_s,rsrq_s,rsrp_t,rsrq_t);
        LOG_I(RRC, "[UE %d] Frame %d : Generating Measurement Report for eNB %d\n", UE_id, frame, eNB_id);
        LOG_D(RLC, "[MSC_MSG][FRAME %05d][RRC_UE][UE %02d][][--- PDCP_DATA_REQ/%d Bytes (MeasurementReport to eNB %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
              frame, UE_id, size, eNB_id, rrc_mui, eNB_id, DCCH);
        pdcp_data_req(eNB_id, UE_id, frame, 0, DCCH, rrc_mui++, 0, size, buffer, 1);
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        //LOG_D(RRC, "[UE %d] Frame %d Sending MeasReport (%d bytes) through DCCH%d to PDCP \n",Mod_id,frame, size, DCCH);
      }
      //          measFlag = 0; //re-setting measFlag so that no more MeasReports are sent in this frame
      //          }
    }
  }
}

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// Measurement report triggering, described in 36.331 Section 5.5.4.1: called periodically 
void ue_measurement_report_triggering(u8 Mod_id, u32 frame,u8 eNB_index) {
  u8 i,j;
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  Hysteresis_t   hys;
  TimeToTrigger_t        ttt_ms;
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  Q_OffsetRange_t ofn;
  Q_OffsetRange_t ocn;
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  Q_OffsetRange_t ofs = 0;
  Q_OffsetRange_t ocs = 0;
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  long            a3_offset;
  MeasObjectId_t  measObjId;
  ReportConfigId_t reportConfigId;
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  for(i=0 ; i<NB_CNX_UE ; i++) {
    for(j=0 ; j<MAX_MEAS_ID ; j++) {
      if(UE_rrc_inst[Mod_id].MeasId[i][j] != NULL) {
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        measObjId = UE_rrc_inst[Mod_id].MeasId[i][j]->measObjectId;
        reportConfigId = UE_rrc_inst[Mod_id].MeasId[i][j]->reportConfigId;
        if( /*UE_rrc_inst[Mod_id].MeasId[i][j] != NULL && */ UE_rrc_inst[Mod_id].MeasObj[i][measObjId-1] != NULL) {
          if(UE_rrc_inst[Mod_id].MeasObj[i][measObjId-1]->measObject.present == MeasObjectToAddMod__measObject_PR_measObjectEUTRA) {
            /* consider any neighboring cell detected on the associated frequency to be
             * applicable when the concerned cell is not included in the blackCellsToAddModList
             * defined within the VarMeasConfig for this measId */
            //    LOG_I(RRC,"event %d %d %p \n", measObjId,reportConfigId, UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]);
            if((UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1] != NULL) &&
               (UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.present==ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA) &&
               (UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.present == ReportConfigEUTRA__triggerType_PR_event)) {
              hys = UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.hysteresis;
              //LOG_N(RRC,"[UE%d] Frame %d Check below lines for segfault :), Fix me \n",Mod_id, frame);
              ttt_ms = timeToTrigger_ms[UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.timeToTrigger];
              // Freq specific offset of neighbor cell freq
              ofn = ((UE_rrc_inst[Mod_id].MeasObj[i][measObjId-1]->measObject.choice.measObjectEUTRA.offsetFreq != NULL) ?
                 *UE_rrc_inst[Mod_id].MeasObj[i][measObjId-1]->measObject.choice.measObjectEUTRA.offsetFreq : 15); //  /* 15 is the Default */
              // cellIndividualOffset of neighbor cell - not defined yet
              ocn = 0;
              a3_offset = UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA3.a3_Offset;

              switch (UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.present) {
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA1:
            LOG_D(RRC,"[UE %d] Frame %d : A1 event: check if serving becomes better than threshold\n",Mod_id, frame);
            break;
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA2:
            LOG_D(RRC,"[UE %d] Frame %d : A2 event, check if serving becomes worse than a threshold\n",Mod_id, frame);
            break;
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA3:
            LOG_D(RRC,"[UE %d] Frame %d : A3 event: check if a neighboring cell becomes offset better than serving to trigger a measurement event \n",Mod_id, frame);
            if ((check_trigger_meas_event(Mod_id,frame,eNB_index,i,j,ofn,ocn,hys,ofs,ocs,a3_offset,ttt_ms)) &&
                (UE_rrc_inst[Mod_id].Info[0].State >= RRC_CONNECTED) &&
                (UE_rrc_inst[Mod_id].Info[0].T304_active == 0 )      &&
                (UE_rrc_inst[Mod_id].HandoverInfoUe.measFlag == 1)) {
              //trigger measurement reporting procedure (36.331, section 5.5.5)
              if (UE_rrc_inst[Mod_id].measReportList[i][j] == NULL) {
                UE_rrc_inst[Mod_id].measReportList[i][j] = malloc(sizeof(MEAS_REPORT_LIST));
              }
              UE_rrc_inst[Mod_id].measReportList[i][j]->measId = UE_rrc_inst[Mod_id].MeasId[i][j]->measId;
              UE_rrc_inst[Mod_id].measReportList[i][j]->numberOfReportsSent = 0;
              rrc_ue_generate_MeasurementReport(Mod_id,frame,eNB_index);
              UE_rrc_inst[Mod_id].HandoverInfoUe.measFlag = 1;
              LOG_I(RRC,"[UE %d] Frame %d: A3 event detected, state: %d \n", Mod_id, frame, UE_rrc_inst[Mod_id].Info[0].State);
            }
            else {
              if(UE_rrc_inst[Mod_id].measReportList[i][j] != NULL){
                free(UE_rrc_inst[Mod_id].measReportList[i][j]);
              }
              UE_rrc_inst[Mod_id].measReportList[i][j] = NULL;
            }
            break;
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA4:
            LOG_D(RRC,"[UE %d] Frame %d : received an A4 event, neighbor becomes offset better than a threshold\n",Mod_id, frame);
            break;
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA5:
            LOG_D(RRC,"[UE %d] Frame %d: received an A5 event, serving becomes worse than threshold 1 and neighbor becomes better than threshold 2\n",Mod_id, frame);
            break;
              default:
            LOG_D(RRC,"Invalid ReportConfigEUTRA__triggerType__event__eventId: %d",
                  UE_rrc_inst[Mod_id].ReportConfig[i][j]->reportConfig.choice.reportConfigEUTRA.triggerType.present);
            break;
              }
            }
          }
        }
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      }
    }
  }
}

//check_trigger_meas_event(Mod_id, frame, eNB_index, i,j,ofn,ocn,hys,ofs,ocs,a3_offset,ttt_ms)
u8 check_trigger_meas_event(u8 Mod_id,u32 frame, u8 eNB_index, u8 ue_cnx_index, u8 meas_index, 
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                            Q_OffsetRange_t ofn, Q_OffsetRange_t ocn, Hysteresis_t hys,
                            Q_OffsetRange_t ofs, Q_OffsetRange_t ocs, long a3_offset, TimeToTrigger_t ttt) {
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  u8 eNB_offset;
  u8 currentCellIndex = mac_xface->lte_frame_parms->Nid_cell;
  
  LOG_I(RRC,"ofn(%d) ocn(%d) hys(%d) ofs(%d) ocs(%d) a3_offset(%d) ttt(%d) rssi %3.1f\n", \
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        ofn,ocn,hys,ofs,ocs,a3_offset,ttt,10*log10(mac_xface->get_RSSI(Mod_id))-mac_xface->get_rx_total_gain_dB(Mod_id));
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  //  for (eNB_offset = 0;(eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id))&& (eNB_offset!=eNB_index);eNB_offset++) {
  for (eNB_offset = 1;(eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id));eNB_offset++) {
    /* RHS: Verify that idx 0 corresponds to currentCellIndex in rsrp array */
    if(UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]+ofn+ocn-hys > UE_rrc_inst[Mod_id].rsrp_db_filtered[0/*eNB_index*/]+ofs+ocs - 1 /*+a3_offset*/) {
      UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1] += 2; //Called every subframe = 2ms
      LOG_D(RRC,"[UE %d] Frame %d: Entry measTimer[%d][%d]: %d currentCell: %d betterCell: %d \n", 
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          Mod_id, frame, ue_cnx_index,meas_index,UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1],currentCellIndex,eNB_offset);
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    }
    else {
      UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1] = 0; //Exit condition: Resetting the measurement timer
      LOG_D(RRC,"[UE %d] Frame %d: Exit measTimer[%d][%d]: %d currentCell: %d betterCell: %d \n", 
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          Mod_id, frame, ue_cnx_index,meas_index,UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1],currentCellIndex,eNB_offset);
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    }
    if (UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1] >= ttt) {
      UE_rrc_inst->HandoverInfoUe.targetCellId = get_adjacent_cell_id(Mod_id,eNB_offset-1); //check this!
      LOG_D(RRC,"[UE %d] Frame %d eNB %d: Handover triggered: targetCellId: %d currentCellId: %d eNB_offset: %d rsrp source: %3.1f rsrp target: %3.1f\n", \
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            Mod_id, frame, eNB_index,
            UE_rrc_inst->HandoverInfoUe.targetCellId,ue_cnx_index,eNB_offset,
            (dB_fixed_times10(UE_rrc_inst[Mod_id].rsrp_db[0])/10.0)-mac_xface->get_rx_total_gain_dB(Mod_id)-dB_fixed(mac_xface->lte_frame_parms->N_RB_DL*12),
            (dB_fixed_times10(UE_rrc_inst[Mod_id].rsrp_db[eNB_offset])/10.0)-mac_xface->get_rx_total_gain_dB(Mod_id)-dB_fixed(mac_xface->lte_frame_parms->N_RB_DL*12));
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      UE_rrc_inst->Info[0].handoverTarget = eNB_offset;
      return 1;
    }
  }
  return 0;
}

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#ifdef Rel10
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int decode_MCCH_Message(u8 Mod_id, u32 frame, u8 eNB_index, u8 *Sdu, u8 Sdu_len,u8 mbsfn_sync_area) {
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  MCCH_Message_t *mcch=NULL;
  MBSFNAreaConfiguration_r9_t **mcch_message=&UE_rrc_inst[Mod_id].mcch_message[eNB_index];
  asn_dec_rval_t dec_rval;
  
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  if (UE_rrc_inst[Mod_id].Info[eNB_index].MCCHStatus[mbsfn_sync_area] == 1) {
    LOG_D(RRC,"[UE %d] Frame %d: MCCH MESSAGE for MBSFN sync area %d has been already received!\n",
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      Mod_id, frame, mbsfn_sync_area);
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    return 0; // avoid decoding to prevent memory bloating
  }
  else {
    dec_rval = uper_decode_complete(NULL,
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                                    &asn_DEF_MCCH_Message,
                                    (void **)&mcch,
                                    (const void *)Sdu,
                                    Sdu_len);
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    if ((dec_rval.code != RC_OK) && (dec_rval.consumed==0)) {
      LOG_E(RRC,"[UE %d] Failed to decode MCCH__MESSAGE (%d bits)\n",Mod_id,dec_rval.consumed);
      //free the memory
      SEQUENCE_free(&asn_DEF_MCCH_Message, (void*)mcch, 1);
      return -1;
    }
#ifdef XER_PRINT
    xer_fprint(stdout, &asn_DEF_MCCH_Message, (void*)mcch);
#endif

    if (mcch->message.present == MCCH_MessageType_PR_c1) {
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      LOG_D(RRC,"[UE %d] Found mcch message \n",Mod_id);
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      if(mcch->message.choice.c1.present == MCCH_MessageType__c1_PR_mbsfnAreaConfiguration_r9) {
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        /*
        memcpy((void*)*mcch_message,
               (void*)&mcch->message.choice.c1.choice.mbsfnAreaConfiguration_r9,
               sizeof(MBSFNAreaConfiguration_r9_t)); */
        *mcch_message = &mcch->message.choice.c1.choice.mbsfnAreaConfiguration_r9;
        LOG_I(RRC,"[UE %d] Frame %d : Found MBSFNAreaConfiguration from eNB %d \n",Mod_id, frame, eNB_index);
        decode_MBSFNAreaConfiguration(Mod_id,eNB_index,frame, mbsfn_sync_area);
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      }
    }
  }
  return 0;
}

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void decode_MBSFNAreaConfiguration(u8 Mod_id, u8 eNB_index, u32 frame,u8 mbsfn_sync_area) {
  LOG_D(RRC,"[UE %d] Frame %d : Number of MCH(s) in the MBSFN Sync Area %d  is %d\n", 
	Mod_id, frame, mbsfn_sync_area, UE_rrc_inst[Mod_id].mcch_message[eNB_index]->pmch_InfoList_r9.list.count);
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  //  store to MAC/PHY necessary parameters for receiving MTCHs
  rrc_mac_config_req(Mod_id,0,0,eNB_index,
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                     (RadioResourceConfigCommonSIB_t *)NULL,
                     (struct PhysicalConfigDedicated *)NULL,
                     (MeasObjectToAddMod_t **)NULL,
                     (MAC_MainConfig_t *)NULL,
                     0,
                     (struct LogicalChannelConfig *)NULL,
                     (MeasGapConfig_t *)NULL,
                     (TDD_Config_t *)NULL,
                     (MobilityControlInfo_t *)NULL,
                     NULL,
                     NULL,
                     NULL,
                     NULL,
                     NULL,
                     (MBSFN_SubframeConfigList_t *)NULL
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#ifdef Rel10	       
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                     ,
                     0,
                     (MBSFN_AreaInfoList_r9_t *)NULL,
                     &UE_rrc_inst[Mod_id].mcch_message[eNB_index]->pmch_InfoList_r9
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#endif
#ifdef CBA
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                     ,
                     0,
                     0
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#endif
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                     );
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  UE_rrc_inst[Mod_id].Info[eNB_index].MCCHStatus[mbsfn_sync_area] = 1;
  
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  // Config Radio Bearer for MBMS user data (similar way to configure for eNB side in init_MBMS function)
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  rrc_pdcp_config_asn1_req(eNB_index, Mod_id, frame, 0,
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                           NULL, // SRB_ToAddModList
                           NULL, // DRB_ToAddModList
                           (DRB_ToReleaseList_t*)NULL,
                           0, // security mode
                           NULL, // key rrc encryption
                           NULL, // key rrc integrity
                           NULL // key encryption
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#ifdef Rel10
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                           ,&(UE_rrc_inst[Mod_id].mcch_message[eNB_index]->pmch_InfoList_r9)
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#endif
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                           );

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  rrc_rlc_config_asn1_req(NB_eNB_INST+Mod_id, frame,0,eNB_index,
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                          NULL,// SRB_ToAddModList
                          NULL,// DRB_ToAddModList
                          NULL,// DRB_ToReleaseList
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#ifdef Rel10
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                          &(UE_rrc_inst[Mod_id].mcch_message[eNB_index]->pmch_InfoList_r9)
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#endif 
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                          );
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  // */
  
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}

#endif // rel10

#ifndef USER_MODE
EXPORT_SYMBOL(Rlc_info_am_config);
#endif
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#if defined(ENABLE_ITTI)
void *rrc_ue_task(void *args_p) {
  MessageDef *msg_p;
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  const char *msg_name;
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  instance_t instance;
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  unsigned int Mod_id;
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  SRB_INFO *srb_info_p;

  itti_mark_task_ready (TASK_RRC_UE);

  while(1) {
    // Wait for a message
    itti_receive_msg (TASK_RRC_UE, &msg_p);

    msg_name = ITTI_MSG_NAME (msg_p);
    instance = ITTI_MSG_INSTANCE (msg_p);
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    Mod_id = instance - NB_eNB_INST;
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    switch (ITTI_MSG_ID(msg_p)) {
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      case TERMINATE_MESSAGE:
        itti_exit_task ();
        break;

      case MESSAGE_TEST:
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        LOG_I(RRC, "[UE %d] Received %s\n", Mod_id, msg_name);
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        break;

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      /* MAC messages */
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      case RRC_MAC_IN_SYNC_IND:
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        LOG_D(RRC, "[UE %d] Received %s: frame %d, eNB %d\n", Mod_id, msg_name,
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              RRC_MAC_IN_SYNC_IND (msg_p).frame, RRC_MAC_IN_SYNC_IND (msg_p).enb_index);

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        UE_rrc_inst[Mod_id].Info[RRC_MAC_IN_SYNC_IND (msg_p).enb_index].N310_cnt = 0;
        if (UE_rrc_inst[Mod_id].Info[RRC_MAC_IN_SYNC_IND (msg_p).enb_index].T310_active == 1)
          UE_rrc_inst[Mod_id].Info[RRC_MAC_IN_SYNC_IND (msg_p).enb_index].N311_cnt++;
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        break;

      case RRC_MAC_OUT_OF_SYNC_IND:
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        LOG_I(RRC, "[UE %d] Received %s: frame %d, eNB %d\n", Mod_id, msg_name,
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              RRC_MAC_OUT_OF_SYNC_IND (msg_p).frame, RRC_MAC_OUT_OF_SYNC_IND (msg_p).enb_index);

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        UE_rrc_inst[Mod_id].Info[RRC_MAC_OUT_OF_SYNC_IND (msg_p).enb_index].N310_cnt ++;
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        break;

      case RRC_MAC_BCCH_DATA_IND:
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        LOG_D(RRC, "[UE %d] Received %s: frame %d, eNB %d\n", Mod_id, msg_name,
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              RRC_MAC_BCCH_DATA_IND (msg_p).frame, RRC_MAC_BCCH_DATA_IND (msg_p).enb_index);

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        decode_BCCH_DLSCH_Message (Mod_id, RRC_MAC_BCCH_DATA_IND (msg_p).frame,
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                                   RRC_MAC_BCCH_DATA_IND (msg_p).enb_index, RRC_MAC_BCCH_DATA_IND (msg_p).sdu,
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                                   RRC_MAC_BCCH_DATA_IND (msg_p).sdu_size);
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        break;
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      case RRC_MAC_CCCH_DATA_CNF:
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        LOG_I(RRC, "[UE %d] Received %s: eNB %d\n", Mod_id, msg_name,
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              RRC_MAC_CCCH_DATA_CNF (msg_p).enb_index);

        // reset the tx buffer to indicate RRC that ccch was successfully transmitted (for example if contention resolution succeeds)
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        UE_rrc_inst[Mod_id].Srb0[RRC_MAC_CCCH_DATA_CNF (msg_p).enb_index].Tx_buffer.payload_size = 0;
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        break;

      case RRC_MAC_CCCH_DATA_IND:
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        LOG_I(RRC, "[UE %d] Received %s: frame %d, eNB %d\n", Mod_id, msg_name,
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              RRC_MAC_CCCH_DATA_IND (msg_p).frame, RRC_MAC_CCCH_DATA_IND (msg_p).enb_index);

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        srb_info_p = &UE_rrc_inst[Mod_id].Srb0[RRC_MAC_CCCH_DATA_IND (msg_p).enb_index];
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        memcpy (srb_info_p->Rx_buffer.Payload, RRC_MAC_CCCH_DATA_IND (msg_p).sdu,
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                RRC_MAC_CCCH_DATA_IND (msg_p).sdu_size);
        srb_info_p->Rx_buffer.payload_size = RRC_MAC_CCCH_DATA_IND (msg_p).sdu_size;
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        rrc_ue_decode_ccch (Mod_id, RRC_MAC_CCCH_DATA_IND (msg_p).frame, srb_info_p,
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                            RRC_MAC_CCCH_DATA_IND (msg_p).enb_index);
        break;

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# ifdef Rel10
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      case RRC_MAC_MCCH_DATA_IND:
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        LOG_I(RRC, "[UE %d] Received %s: frame %d, eNB %d, mbsfn SA %d\n", Mod_id, msg_name,
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              RRC_MAC_MCCH_DATA_IND (msg_p).frame, RRC_MAC_MCCH_DATA_IND (msg_p).enb_index, RRC_MAC_MCCH_DATA_IND (msg_p).mbsfn_sync_area);
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        decode_MCCH_Message (Mod_id, RRC_MAC_MCCH_DATA_IND (msg_p).frame, RRC_MAC_MCCH_DATA_IND (msg_p).enb_index,
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                             RRC_MAC_MCCH_DATA_IND (msg_p).sdu, RRC_MAC_MCCH_DATA_IND (msg_p).sdu_size,
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                             RRC_MAC_MCCH_DATA_IND (msg_p).mbsfn_sync_area);
        break;
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# endif
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        /* PDCP messages */
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      case RRC_DCCH_DATA_IND:
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        LOG_I(RRC, "[UE %d] Received %s: frame %d, DCCH %d, eNB %d\n", Mod_id, msg_name,
              RRC_DCCH_DATA_IND (msg_p).frame, RRC_DCCH_DATA_IND (msg_p).dcch_index, RRC_DCCH_DATA_IND (msg_p).eNB_index);
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        rrc_ue_decode_dcch (Mod_id, RRC_DCCH_DATA_IND (msg_p).frame,
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                            RRC_DCCH_DATA_IND (msg_p).dcch_index, RRC_DCCH_DATA_IND (msg_p).sdu_p,
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                            RRC_DCCH_DATA_IND (msg_p).eNB_index);
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        // Message buffer has been processed, free it now.
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        itti_free (ITTI_MSG_ORIGIN_ID(msg_p), RRC_DCCH_DATA_IND (msg_p).sdu_p);
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        break;

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# if defined(ENABLE_USE_MME)
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      /* NAS messages */
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      case NAS_CELL_SELECTION_REQ:
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          Mod_id = 0; /* TODO force Mod_id to first UE, NAS UE not virtualized yet */

          LOG_I(RRC, "[UE %d] Received %s: state %d, plmnID %d, rat %x\n", Mod_id, msg_name, UE_rrc_inst[Mod_id].RrcState,
                NAS_CELL_SELECTION_REQ (msg_p).plmnID, NAS_CELL_SELECTION_REQ (msg_p).rat);

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          /* Save cell selection criterion */
          {
              UE_rrc_inst[Mod_id].plmnID = NAS_CELL_SELECTION_REQ (msg_p).plmnID;
              UE_rrc_inst[Mod_id].rat = NAS_CELL_SELECTION_REQ (msg_p).rat;
          }

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          switch (UE_rrc_inst[Mod_id].RrcState) {
              case RRC_STATE_INACTIVE:
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              {
                  /* Need to first activate lower layers */
                  MessageDef *message_p;
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                  message_p = itti_alloc_new_message(TASK_RRC_UE, ACTIVATE_MESSAGE);

                  itti_send_msg_to_task(TASK_L2L1, NB_eNB_INST + Mod_id, message_p);

                  UE_rrc_inst[Mod_id].RrcState = RRC_STATE_IDLE;
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                  /* Fall through to next case */
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              }
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              case RRC_STATE_IDLE:
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              {
                  /* Ask to layer 1 to find a cell matching the criterion */
                  MessageDef *message_p;

                  message_p = itti_alloc_new_message(TASK_RRC_UE, PHY_FIND_CELL_REQ);

                  PHY_FIND_CELL_REQ (message_p).earfcn_start = 1;
                  PHY_FIND_CELL_REQ (message_p).earfcn_end = 1;

                  itti_send_msg_to_task(TASK_PHY_UE, NB_eNB_INST + Mod_id, message_p);

                  break;
              }
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              case RRC_STATE_CONNECTED:
                /* should not happen */
                LOG_E(RRC, "[UE %d] request %s in RRC state %d\n", Mod_id, msg_name, UE_rrc_inst[Mod_id].RrcState);
                break;

              default:
                LOG_C(RRC, "[UE %d] Invalid RRC state %d\n", Mod_id, UE_rrc_inst[Mod_id].RrcState);
                break;
          }
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          /* TODO process message */
          break;

      case NAS_CONN_ESTABLI_REQ:
          LOG_I(RRC, "[UE %d] Received %s: cause %d, type %d, s_tmsi %d, plmnID %d\n", Mod_id, msg_name, NAS_CONN_ESTABLI_REQ (msg_p).cause,
                NAS_CONN_ESTABLI_REQ (msg_p).type, NAS_CONN_ESTABLI_REQ (msg_p).s_tmsi, NAS_CONN_ESTABLI_REQ (msg_p).plmnID);

          /* TODO process message */
          break;

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      case NAS_UPLINK_DATA_REQ:
      {
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          uint32_t length;
          uint8_t *buffer;
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          LOG_I(RRC, "[UE %d] Received %s: UEid %d\n", Mod_id, msg_name, NAS_UPLINK_DATA_REQ (msg_p).UEid);
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          /* Create message for PDCP (ULInformationTransfer_t) */
          length = do_ULInformationTransfer(&buffer, NAS_UPLINK_DATA_REQ (msg_p).nasMsg.length, NAS_UPLINK_DATA_REQ (msg_p).nasMsg.data);
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          /* Transfer data to PDCP */
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          pdcp_rrc_data_req (0, instance, 0 /* TODO put frame number ! */, 0, DCCH, rrc_mui++, 0, length, buffer, 1);
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          break;
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      }
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# endif
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      case RRC_RAL_SCAN_REQ:
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      {
          // TO DO ASK PHY TO DO A SCAN
          LOG_I(RRC, "[UE %d] Received %s\n", Mod_id, msg_name);
          break;
      }
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      case RRC_RAL_CONFIGURE_THRESHOLD_REQ:
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      {
          LOG_I(RRC, "[UE %d] Received %s\n", Mod_id, msg_name);
          break;
      }
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      case RRC_RAL_CONNECTION_ESTABLISHMENT_REQ:
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      {
          LOG_I(RRC, "[UE %d] Received %s\n", Mod_id, msg_name);
          break;
      }
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      case RRC_RAL_CONNECTION_RELEASE_REQ:
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      {
          LOG_I(RRC, "[UE %d] Received %s\n", Mod_id, msg_name);
          break;
      }
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      default:
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        LOG_E(RRC, "[UE %d] Received unexpected message %s\n", Mod_id, msg_name);
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        break;
    }

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    itti_free (ITTI_MSG_ORIGIN_ID(msg_p), msg_p);
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    msg_p = NULL;
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  }
}
#endif