git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5883 818b1a75-f10b-46b9-bf7c-635c3b92a50f

openair2/RRC/LITE/MESSAGES/asn1_msg.c

@@ -1794,8 +1794,42 @@ uint16_t do_RRCConnectionReconfiguration(uint8_t                             Mod
   return((enc_rval.encoded+7)/8);
 }
 
+uint8_t do_RRCConnectionRelease(uint8_t                             Mod_id,
+				uint8_t                            *buffer,
+				uint8_t                             Transaction_id) {
+
+  asn_enc_rval_t enc_rval;
+  
+  DL_DCCH_Message_t dl_dcch_msg;
+  RRCConnectionRelease_t *rrcConnectionRelease;
+
+  
+  memset(&dl_dcch_msg,0,sizeof(DL_DCCH_Message_t));
+
+  dl_dcch_msg.message.present           = DL_DCCH_MessageType_PR_c1;
+  dl_dcch_msg.message.choice.c1.present = DL_DCCH_MessageType__c1_PR_rrcConnectionReconfiguration;
+  rrcConnectionRelease                  = &dl_dcch_msg.message.choice.c1.choice.rrcConnectionRelease;
+
+  // RRCConnectionRelease
+  rrcConnectionRelease->rrc_TransactionIdentifier = Transaction_id;
+  rrcConnectionRelease->criticalExtensions.present = RRCConnectionRelease__criticalExtensions_PR_c1;
+  rrcConnectionRelease->criticalExtensions.choice.c1.present =RRCConnectionRelease__criticalExtensions__c1_PR_rrcConnectionRelease_r8 ;
+
+  rrcConnectionRelease->criticalExtensions.choice.c1.choice.rrcConnectionRelease_r8.releaseCause = ReleaseCause_other;
+  rrcConnectionRelease->criticalExtensions.choice.c1.choice.rrcConnectionRelease_r8.redirectedCarrierInfo = NULL;
+  rrcConnectionRelease->criticalExtensions.choice.c1.choice.rrcConnectionRelease_r8.idleModeMobilityControlInfo = NULL;
+
+  rrcConnectionRelease->criticalExtensions.choice.c1.choice.rrcConnectionRelease_r8.nonCriticalExtension=CALLOC(1,sizeof(*rrcConnectionRelease->criticalExtensions.choice.c1.choice.rrcConnectionRelease_r8.nonCriticalExtension));
+
+  enc_rval = uper_encode_to_buffer(&asn_DEF_DL_DCCH_Message,
+                                   (void*)&dl_dcch_msg,
+                                   buffer,
+                                   RRC_BUF_SIZE); 
+}
+
 uint8_t TMGI[5] = {4,3,2,1,0};//TMGI is a string of octet, ref. TS 24.008 fig. 10.5.4a
 
+
 #ifdef Rel10
 uint8_t do_MBSFNAreaConfig(uint8_t Mod_id,
                            LTE_DL_FRAME_PARMS *frame_parms,

openair2/RRC/LITE/MESSAGES/asn1_msg.h

@@ -196,6 +196,16 @@ uint16_t do_RRCConnectionReconfiguration(uint8_t                             Mod
 #endif
 					 );
 
+/** 
+\brief Generate an RRCConnectionRequest UL-CCCH-Message (UE) based on random string or S-TMSI.  This 
+routine only generates an mo-data establishment cause.
+@param Mod_id Module ID of eNB
+@param buffer Pointer to PER-encoded ASN.1 description of UL-DCCH-Message PDU
+@param transaction_id Transaction index
+@returns Size of encoded bit stream in bytes*/
+
+uint8_t do_RRCConnectionRelease(uint8_t Mod_id, uint8_t *buffer,int Transaction_id);
+
 /***
  * \brief Generate an MCCH-Message (eNB). This routine configures MBSFNAreaConfiguration (PMCH-InfoList and Subframe Allocation for MBMS data)
  * @param buffer Pointer to PER-encoded ASN.1 description of MCCH-Message PDU

openair2/RRC/LITE/defs.h

@@ -604,6 +604,12 @@ void rrc_eNB_process_RRCConnectionSetupComplete(module_id_t module_idP, frame_t
    \param rrcConnectionReconfigurationComplete Pointer to RRCConnectionReconfigurationComplete message*/
 void rrc_eNB_process_RRCConnectionReconfigurationComplete(module_id_t module_idP,frame_t frameP,module_id_t ue_module_idP,RRCConnectionReconfigurationComplete_r8_IEs_t *rrcConnectionReconfigurationComplete);
 
+/**\brief Generate the RRCConnectionRelease 
+   \param module_idP Instance ID for eNB
+   \param frame Frame index
+   \param ue_module_idP Index of UE receiving the message*/
+void rrc_eNB_generate_RRCConnectionRelease(module_id_t module_idP,frame_t frameP, ue_id_t ue_idP);
+
 #if defined(ENABLE_ITTI)
 /**\brief RRC eNB task.
    \param void *args_p Pointer on arguments to start the task. */

openair2/RRC/LITE/rrc_eNB.c

@@ -618,14 +618,36 @@ void rrc_eNB_generate_UECapabilityEnquiry(
 
 }
 
+void rrc_eNB_generate_RRCConnectionRelease(module_id_t enb_mod_idP,
+					   frame_t frameP,
+					   ue_id_t ue_idP) {
+
+    uint8_t                             buffer[RRC_BUF_SIZE];
+    uint16_t                            size;
+
+    memset(buffer, 0, RRC_BUF_SIZE);
+
+    size = do_RRCConnectionRelease(enb_mod_idP, buffer,rrc_eNB_get_next_transaction_identifier(enb_mod_idP));
+
+    LOG_I(RRC,
+          "[eNB %d] Frame %d Logical Channel DL-DCCH, Generate RRCConnectionRelease (bytes %d, UE id %d)\n",
+          enb_mod_idP, frameP, size, ue_idP);
+
+    LOG_D(RRC,
+          "[FRAME %05d][RRC_eNB][MOD %u/%u][][--- PDCP_DATA_REQ/%d Bytes (rrcConnectionRelease to UE %d MUI %d) --->][PDCP][MOD %u/%u][RB %u]\n",
+          frameP, enb_mod_idP, ue_idP, size, ue_idP, rrc_eNB_mui, enb_mod_idP, ue_idP, DCCH);
+    //rrc_rlc_data_req(enb_mod_idP,frameP, 1,(ue_idP*NB_RB_MAX)+DCCH,rrc_eNB_mui++,0,size,(char*)buffer);
+    pdcp_rrc_data_req(enb_mod_idP, ue_idP, frameP, 1, DCCH, rrc_eNB_mui++, 0, size, buffer, 1);
+}
+						  
 /*------------------------------------------------------------------------------*/
 static void rrc_eNB_generate_defaultRRCConnectionReconfiguration(
-    module_id_t enb_mod_idP,
+								 module_id_t enb_mod_idP,
-    frame_t     frameP,
+								 frame_t     frameP,
-    module_id_t ue_mod_idP,
+								 module_id_t ue_mod_idP,
-    uint8_t ho_state) {
+								 uint8_t ho_state) {
 #if defined(ENABLE_ITTI)
-    eNB_RRC_UE_INFO                    *UE_info = &eNB_rrc_inst[enb_mod_idP].Info.UE[ue_mod_idP];
+  eNB_RRC_UE_INFO                    *UE_info = &eNB_rrc_inst[enb_mod_idP].Info.UE[ue_mod_idP];
 #endif
     uint8_t                             buffer[RRC_BUF_SIZE];
     uint16_t                            size;