[Epic-ID: ODUHIGH-516][Task-ID: ODUHIGH-521] E2 Database Implementation and configuration
[o-du/l2.git] / src / du_app / du_e2ap_msg_hdl.c
index 926b328..adedf73 100644 (file)
@@ -97,6 +97,40 @@ uint8_t BuildGlobalgNBId(GlobalE2node_gNB_ID_t *gNbId)
    return ret;
 }
 
+/******************************************************************
+ *
+ * @brief Search E2 node component with the help of action type
+ *
+ * @details
+ *
+ *    Function : searchE2NodeComponentInfo 
+ *
+ *    Functionality: Search E2 node component with the help of action type 
+ *
+ * @params[in] uint8_t componentActionType
+ * @return CmLList
+ *
+ * ****************************************************************/
+
+CmLList *searchE2NodeComponentInfo(InterfaceType interfaceType, uint8_t componentActionType)
+{
+   E2NodeComponent *e2NodeComponentInfo;
+   CmLList         *node;
+
+   if(duCb.e2apDb.e2NodeComponentList.count)
+   {
+      CM_LLIST_FIRST_NODE(&duCb.e2apDb.e2NodeComponentList, node);
+      while(node)
+      {
+         e2NodeComponentInfo = (E2NodeComponent*)node->node;
+         if((e2NodeComponentInfo->interfaceType == interfaceType) && (e2NodeComponentInfo->componentActionType == componentActionType))
+            break;
+         else
+            node = node->next;
+      }
+   }
+   return node; 
+}
 /*******************************************************************
  *
  * @brief Builds E2 node config addition list 
@@ -116,6 +150,8 @@ uint8_t BuildGlobalgNBId(GlobalE2node_gNB_ID_t *gNbId)
 uint8_t BuildE2NodeConfigAddList(E2nodeComponentConfigAddition_List_t *e2NodeAddList)
 {
    uint8_t arrIdx = 0;
+   CmLList         *node;
+   E2NodeComponent *e2NodeComponentInfo;
    E2nodeComponentConfigAddition_ItemIEs_t *e2NodeAddItemIe;
    E2nodeComponentConfigAddition_Item_t *e2NodeAddItem;
 
@@ -137,7 +173,15 @@ uint8_t BuildE2NodeConfigAddList(E2nodeComponentConfigAddition_List_t *e2NodeAdd
          return RFAILED;
       }
    }
-
+   
+   node = searchE2NodeComponentInfo(F1, E2_NODE_COMPONENT_ADD);
+   if(!node)
+   {
+      DU_LOG("\nERROR  --> E2AP : Received e2NodeComponentInfo is null");
+      return RFAILED;
+   }
+   e2NodeComponentInfo = (E2NodeComponent*)node->node;
+   
    arrIdx = 0;
    e2NodeAddItemIe = (E2nodeComponentConfigAddition_ItemIEs_t *) e2NodeAddList->list.array[arrIdx];
    e2NodeAddItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAddition_Item;
@@ -149,32 +193,49 @@ uint8_t BuildE2NodeConfigAddList(E2nodeComponentConfigAddition_List_t *e2NodeAdd
    e2NodeAddItem->e2nodeComponentInterfaceType = E2nodeComponentInterfaceType_f1;
 
    /* E2 Node Component Request Part */
-   e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.size = duCb.f1SetupReqAndRspMsg.f1MsgReqBufSize;
-   DU_ALLOC(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf,\
-   e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.size);
-   if(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf == NULLP)
+   if(e2NodeComponentInfo->componentRequestPart)
+   {
+      e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.size = e2NodeComponentInfo->reqBufSize ;
+      DU_ALLOC(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf,\
+            e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.size);
+      if(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf == NULLP)
+      {
+         DU_LOG("\nERROR  --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+         return RFAILED;
+      }
+
+      memcpy(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf,\
+            e2NodeComponentInfo->componentRequestPart, e2NodeAddItem->e2nodeComponentConfiguration.\
+            e2nodeComponentRequestPart.size);
+   }
+   else
    {
-      DU_LOG("\nERROR  --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+      DU_LOG("\nERROR  --> E2AP: componentRequestPart is null ");
       return RFAILED;
    }
 
-   memcpy(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf,\
-   duCb.f1SetupReqAndRspMsg.f1MsgReqBuf, e2NodeAddItem->e2nodeComponentConfiguration.\
-   e2nodeComponentRequestPart.size);
-  
+
    /* E2 Node Component Response Part */
-   e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.size = duCb.f1SetupReqAndRspMsg.f1MsgRspBufSize; 
-   DU_ALLOC(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf, \
-   e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.size);
-   if(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf == NULLP)
+   if(e2NodeComponentInfo->componentResponsePart)
+   {
+      e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.size = e2NodeComponentInfo->rspBufSize; 
+      DU_ALLOC(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf, \
+            e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.size);
+      if(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf == NULLP)
+      {
+         DU_LOG("\nERROR  --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+         return RFAILED;
+      }
+      memcpy(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf, \
+            e2NodeComponentInfo->componentResponsePart, e2NodeAddItem->e2nodeComponentConfiguration.\
+            e2nodeComponentResponsePart.size);
+   }
+   else
    {
-      DU_LOG("\nERROR  --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+      DU_LOG("\nERROR  --> E2AP: componentResponsePart is null");
       return RFAILED;
    }
-   memcpy(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf, \
-   duCb.f1SetupReqAndRspMsg.f1MsgRspBuf, e2NodeAddItem->e2nodeComponentConfiguration.\
-   e2nodeComponentResponsePart.size);
-
+   
    /* E2 Node Component ID */
    e2NodeAddItem->e2nodeComponentID.present = E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1;
    DU_ALLOC(e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1,\
@@ -193,7 +254,7 @@ uint8_t BuildE2NodeConfigAddList(E2nodeComponentConfigAddition_List_t *e2NodeAdd
       DU_LOG("\nERROR  -->list.  E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
       return RFAILED;
    }
-   e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[arrIdx]  = duCfgParam.duId;
+   e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[arrIdx]  = e2NodeComponentInfo->componentId;
    return ROK;
 
 }
@@ -925,6 +986,8 @@ uint8_t procE2SetupRsp(E2AP_PDU_t *e2apMsg)
    uint8_t arrIdx =0, transId=0; 
    uint32_t recvBufLen;             
    E2setupResponse_t *e2SetRspMsg;
+   CmLList         *node;
+   E2NodeComponent *e2NodeComponentInfo;
 
    DU_LOG("\nINFO   -->  E2AP : E2 Setup Response received"); 
    duCb.e2Status = TRUE; //Set E2 status as true
@@ -953,15 +1016,10 @@ uint8_t procE2SetupRsp(E2AP_PDU_t *e2apMsg)
                /* To store the Ric Id Params */
                recvBufLen = sizeof(e2SetRspMsg->protocolIEs.list.array[arrIdx]->value\
                      .choice.GlobalRIC_ID.pLMN_Identity.size);
-               duCb.e2apDb.plmn = NULLP;
-               DU_ALLOC(duCb.e2apDb.plmn, recvBufLen);
-               if(duCb.e2apDb.plmn)
-               {
-                  memcpy(duCb.e2apDb.plmn, e2SetRspMsg->protocolIEs.list.array[arrIdx]\
+                  memcpy(&duCb.e2apDb.ricId.plmnId, e2SetRspMsg->protocolIEs.list.array[arrIdx]\
                         ->value.choice.GlobalRIC_ID.pLMN_Identity.buf, recvBufLen);
-               }
                bitStringToInt(&e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.GlobalRIC_ID.ric_ID, &duCb.e2apDb.ricId);
-               /*TODO : duCb.e2apDb.plmn memory to be deallocated after the usage */
+               /*TODO : duCb.e2apDb.ricId.plmnId memory to be deallocated after the usage */
                break;
             }
 
@@ -976,9 +1034,22 @@ uint8_t procE2SetupRsp(E2AP_PDU_t *e2apMsg)
    }
    freeAperDecodingOfE2SetupRsp(e2SetRspMsg);
    
-   DU_FREE(duCb.f1SetupReqAndRspMsg.f1MsgReqBuf,duCb.f1SetupReqAndRspMsg.f1MsgReqBufSize);
-   DU_FREE(duCb.f1SetupReqAndRspMsg.f1MsgRspBuf, duCb.f1SetupReqAndRspMsg.f1MsgRspBufSize); 
-   
+   node = searchE2NodeComponentInfo(F1, E2_NODE_COMPONENT_ADD);
+   if(!node)
+   {
+      DU_LOG("\nERROR  --> E2AP : Received e2NodeComponentInfo is null");
+      return RFAILED;
+   }
+   else
+   {
+      e2NodeComponentInfo = (E2NodeComponent*)node->node;
+      cmLListDelFrm(&duCb.e2apDb.e2NodeComponentList, node);
+      DU_FREE(e2NodeComponentInfo->componentRequestPart, e2NodeComponentInfo->reqBufSize);
+      DU_FREE(e2NodeComponentInfo->componentResponsePart, e2NodeComponentInfo->rspBufSize);
+      DU_FREE(e2NodeComponentInfo, sizeof(E2NodeComponent));
+      DU_FREE(node, sizeof(CmLList));
+   }
+
    BuildAndSendE2NodeConfigUpdate();
    return ROK;
 }
@@ -1004,8 +1075,9 @@ uint8_t procRicSubsReq(E2AP_PDU_t *e2apMsg)
    uint8_t idx; 
    uint8_t ied; 
    uint8_t ret = ROK;
-   uint32_t recvBufLen;             
+   CmLList  *ricSubscriptionNode = NULLP;
    RICsubscriptionRequest_t *ricSubsReq;
+   RicSubscription *ricSubscriptionInfo;
    RICaction_ToBeSetup_ItemIEs_t *actionItem;
 
    DU_LOG("\nINFO   -->  E2AP : RIC Subscription request received"); 
@@ -1019,33 +1091,33 @@ uint8_t procRicSubsReq(E2AP_PDU_t *e2apMsg)
          {
             case ProtocolIE_IDE2_id_RICrequestID:
                {
-                  duCb.e2apDb.ricReqId = ricSubsReq->protocolIEs.list.array[idx]->\
-                                         value.choice.RICrequestID.ricRequestorID;
-                  duCb.e2apDb.ricInstanceId = ricSubsReq->protocolIEs.list.array[idx]-> \
-                                              value.choice.RICrequestID.ricInstanceID;
+                  /* TODO :- ricSubscriptionInfo details will be stored based on
+                   * RAN function id, so first we need to search RAN function and then add
+                   * subscription details to that ran function */
+                  DU_ALLOC(ricSubscriptionInfo, sizeof(RicSubscription));
+                  if(!ricSubscriptionInfo)
+                  {
+                     DU_LOG("\nERROR  -->  E2AP : Memory allocation failed for ricSubscriptionInfo");
+                     return RFAILED;
+                  }
+                  ricSubscriptionInfo->requestId.requestorId = ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricRequestorID;
+                  ricSubscriptionInfo->requestId.instanceId = ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricInstanceID;
+                  DU_ALLOC(ricSubscriptionNode, sizeof(CmLList));
+                  if(ricSubscriptionNode)
+                  {
+                     ricSubscriptionNode->node = (PTR) ricSubscriptionInfo;
+                     cmLListAdd2Tail(&duCb.e2apDb.ranFunction[0].subscriptionList,ricSubscriptionNode);
+                  }
                   break;
                }
             case ProtocolIE_IDE2_id_RANfunctionID:
                {
-                  duCb.e2apDb.ranFuncId = ricSubsReq->protocolIEs.list.array[idx]-> \
+                  duCb.e2apDb.ranFunction[0].id = ricSubsReq->protocolIEs.list.array[idx]-> \
                                           value.choice.RANfunctionID; 
                   break;
                }
             case ProtocolIE_IDE2_id_RICsubscriptionDetails:
                {
-                  recvBufLen = sizeof(ricSubsReq->protocolIEs.list.array[idx]->value\
-                        .choice.RICsubscriptionDetails.ricEventTriggerDefinition.size);
-                  duCb.e2apDb.ricEventTrigger = NULLP;
-                  DU_ALLOC(duCb.e2apDb.ricEventTrigger, recvBufLen);
-                  /*TODO : duCb.e2apDb.ricEventTrigger memory to be deallocated after the usage */
-                  if(duCb.e2apDb.ricEventTrigger)
-                  {
-                     memcpy(duCb.e2apDb.ricEventTrigger, ricSubsReq->protocolIEs.list.array[idx]\
-                           ->value.choice.RICsubscriptionDetails.ricEventTriggerDefinition.buf, \
-                           recvBufLen);
-                     free(ricSubsReq->protocolIEs.list.array[idx]->value.choice.\
-                           RICsubscriptionDetails.ricEventTriggerDefinition.buf);
-                  }
                   if(ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails.ricAction_ToBeSetup_List.\
                         list.array)
                   {
@@ -1060,8 +1132,8 @@ uint8_t procRicSubsReq(E2AP_PDU_t *e2apMsg)
                         {
                            case ProtocolIE_IDE2_id_RICaction_ToBeSetup_Item:
                               {
-                                 duCb.e2apDb.ricActionId = actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionID;
-                                 duCb.e2apDb.ricActionType = actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionType;
+                                 ricSubscriptionInfo->actionSequence[0].id  = actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionID;
+                                 ricSubscriptionInfo->actionSequence[0].type = actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionType;
                                  break;
                               }
                            default:
@@ -1086,6 +1158,9 @@ uint8_t procRicSubsReq(E2AP_PDU_t *e2apMsg)
    }
    free(ricSubsReq->protocolIEs.list.array);
    ret = BuildAndSendRicSubscriptionRsp();
+   {
+      BuildAndSendRicIndication(ricSubscriptionInfo);
+   }
 
    return ret;
 }
@@ -1177,7 +1252,7 @@ void FreeRicIndication(E2AP_PDU_t  *e2apMsg)
  *         RFAILED - failure
  *
  ******************************************************************/
-uint8_t FillRicIndication(RICindication_t *ricIndicationMsg)
+uint8_t FillRicIndication(RICindication_t *ricIndicationMsg, RicSubscription *ricSubscriptionInfo)
 {
    uint8_t elementCnt=0;
    uint8_t idx=0;
@@ -1214,34 +1289,29 @@ uint8_t FillRicIndication(RICindication_t *ricIndicationMsg)
         ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
         ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
                                                                        RICindication_IEs__value_PR_RICrequestID;
-        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricRequestorID =\
-                                                                                                 duCb.e2apDb.ricReqId;
-        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricInstanceID =\
-                                                                                                duCb.e2apDb.ricInstanceId;
+        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricRequestorID =ricSubscriptionInfo->requestId.requestorId;
+        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricInstanceID = ricSubscriptionInfo->requestId.instanceId;
 
         idx++;
         ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionID;
         ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
         ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
                                                                        RICindication_IEs__value_PR_RANfunctionID;
-        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RANfunctionID =
-           duCb.e2apDb.ranFuncId;
+        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RANfunctionID = duCb.e2apDb.ranFunction[0].id;
 
         idx++;
         ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICactionID;
         ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
         ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
                                                                        RICindication_IEs__value_PR_RICactionID;
-        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICactionID =
-           duCb.e2apDb.ricActionId;
+        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICactionID = ricSubscriptionInfo->actionSequence[0].id;
 
         idx++;
         ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICindicationType;
         ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
         ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
                                                                        RICindication_IEs__value_PR_RICindicationType;
-        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationType =
-           duCb.e2apDb.ricActionType;
+        ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationType = ricSubscriptionInfo->actionSequence[0].type;
 
         idx++;
         ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICindicationHeader;
@@ -1303,7 +1373,7 @@ uint8_t FillRicIndication(RICindication_t *ricIndicationMsg)
  *
  ******************************************************************/
 
-uint8_t BuildAndSendRicIndication()
+uint8_t BuildAndSendRicIndication(RicSubscription *ricSubscriptionInfo)
 {
    E2AP_PDU_t                 *e2apMsg = NULLP;
    RICindication_t            *ricIndicationMsg=NULLP;
@@ -1335,7 +1405,7 @@ uint8_t BuildAndSendRicIndication()
 
       ricIndicationMsg = &e2apMsg->choice.initiatingMessage->value.choice.RICindication;
 
-      FillRicIndicationret = FillRicIndication(ricIndicationMsg);
+      FillRicIndicationret = FillRicIndication(ricIndicationMsg, ricSubscriptionInfo);
       if(FillRicIndicationret != ROK)
       {
         break;
@@ -2044,10 +2114,7 @@ void E2APMsgHdlr(Buffer *mBuf)
             {
                case InitiatingMessageE2__value_PR_RICsubscriptionRequest: 
                   {
-                     if(procRicSubsReq(e2apMsg) == ROK)
-                     {
-                        BuildAndSendRicIndication();
-                     }
+                     procRicSubsReq(e2apMsg);
                      break;
                   }
                default: