X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=src%2Fric_stub%2Fric_e2ap_msg_hdl.c;h=8cc3806d06112e37bda866aa613df2d434ad2018;hb=47fcf084ca2e186a81772c24a3a213acb5ee71d0;hp=ec6e0db76ded53b0cb1927dbf9c9424ece79609f;hpb=1848207fc6601561cbac8cbb5950d1c6e80f2bea;p=o-du%2Fl2.git diff --git a/src/ric_stub/ric_e2ap_msg_hdl.c b/src/ric_stub/ric_e2ap_msg_hdl.c index ec6e0db76..8cc3806d0 100644 --- a/src/ric_stub/ric_e2ap_msg_hdl.c +++ b/src/ric_stub/ric_e2ap_msg_hdl.c @@ -37,8 +37,43 @@ #include "RIC-EventTriggerStyle-Item.h" #include "RIC-ReportStyle-Item.h" #include "MeasurementInfo-Action-Item.h" +#include "MeasurementInfoItem.h" +#include "E2SM-KPM-ActionDefinition-Format1.h" +#include "E2SM-KPM-ActionDefinition.h" +#include "E2SM-KPM-EventTriggerDefinition-Format1.h" +#include "E2SM-KPM-EventTriggerDefinition.h" +/******************************************************************* + * + * @brief Assigns new transaction id to RIC initiated procedure + * + * @details + * + * Function : assignTransactionId + * + * Functionality: Assigns new transaction id to a RIC initiated + * procedure + * + * @params[in] Region region + * Pool pool + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t assignTransactionId(DuDb *duDb) +{ + uint8_t currTransId = duDb->ricTransIdCounter; + + /* Update to next valid value */ + duDb->ricTransIdCounter++; + if(duDb->ricTransIdCounter == MAX_NUM_TRANSACTION) + duDb->ricTransIdCounter = 0; + + return currTransId; +} + /******************************************************************* * * @brief Sends E2 msg over SCTP @@ -141,11 +176,11 @@ uint8_t BuildGlobalRicId(GlobalRIC_ID_t *ricId) void FreeE2SetupRsp(E2AP_PDU_t *e2apMsg) { uint8_t arrIdx = 0, e2NodeConfigIdx=0, ranFuncIdx=0; - RANfunctionsID_List_t *ranFuncAddedList; - E2setupResponse_t *e2SetupRsp; - E2nodeComponentConfigAdditionAck_ItemIEs_t *e2NodeAddAckItemIe; - E2nodeComponentConfigAdditionAck_List_t *e2NodeConfigAdditionAckList; - E2nodeComponentInterfaceF1_t *f1InterfaceInfo; + RANfunctionsID_List_t *ranFuncAcceptedList=NULL; + E2setupResponse_t *e2SetupRsp=NULL; + E2nodeComponentConfigAdditionAck_ItemIEs_t *e2NodeAddAckItemIe=NULL; + E2nodeComponentConfigAdditionAck_List_t *e2NodeConfigAdditionAckList=NULL; + E2nodeComponentInterfaceF1_t *f1InterfaceInfo=NULL; if(e2apMsg) { @@ -160,17 +195,17 @@ void FreeE2SetupRsp(E2AP_PDU_t *e2apMsg) { case ProtocolIE_IDE2_id_RANfunctionsAccepted: { - ranFuncAddedList= &e2SetupRsp->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsID_List; - if(ranFuncAddedList->list.array) + ranFuncAcceptedList= &e2SetupRsp->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsID_List; + if(ranFuncAcceptedList->list.array) { - for(ranFuncIdx=0;ranFuncIdxlist.count; ranFuncIdx++) + for(ranFuncIdx=0;ranFuncIdxlist.count; ranFuncIdx++) { - if(ranFuncAddedList->list.array[arrIdx]) + if(ranFuncAcceptedList->list.array[ranFuncIdx]) { - RIC_FREE(ranFuncAddedList->list.array[arrIdx], sizeof(RANfunction_ItemIEs_t)); + RIC_FREE(ranFuncAcceptedList->list.array[ranFuncIdx], sizeof(RANfunction_ItemIEs_t)); } } - RIC_FREE(ranFuncAddedList->list.array, ranFuncAddedList->list.size); + RIC_FREE(ranFuncAcceptedList->list.array, ranFuncAcceptedList->list.size); } break; } @@ -283,44 +318,73 @@ uint8_t BuildE2nodeComponentConfigAdditionAck(E2nodeComponentConfigAdditionAck_L /******************************************************************* * - * @brief Build RAN function added list + * @brief Build RAN function accepted list * * @details * - * Function : BuildRanFunctionAddedList + * Function : BuildRanFunctionAcceptedList * - * Functionality: Build RAN function added list + * Functionality: Build RAN function accepted list + * ->For ProcedureCodeE2_id_E2setup or ProcedureCodeE2_id_RICserviceQuery + * we add all the RAN Function list which is present in RIC database. + * ->For any other procedures, we just fill the RAN functions whose ID + * is present in the recvList * - * @params[in] DuDb *duDb, RANfunctionsID_List_t *ranFuncAddedList + * @params[in] + * Stored DU databse + * Count of ran functions to be accepted in the list + * Received list of RAN functions + * RAN Function list + * Procedure Code * * @return ROK - success * RFAILED - failure * ****************************************************************/ -uint8_t BuildRanFunctionAddedList(DuDb *duDb, RANfunctionsID_List_t *ranFuncAddedList) +uint8_t BuildRanFunctionAcceptedList(DuDb *duDb, uint8_t count, RanFunction *ranFunAcceptedList, RANfunctionsID_List_t *ranFuncAcceptedList, uint8_t procedureCode) { uint8_t ranFuncIdx = 0; - RANfunctionID_ItemIEs_t *ranFuncAddedItemIe; - - ranFuncAddedList->list.count = duDb->numOfRanFunction; - ranFuncAddedList->list.size = ranFuncAddedList->list.count*sizeof(RANfunctionID_ItemIEs_t*); - RIC_ALLOC(ranFuncAddedList->list.array, ranFuncAddedList->list.size); - if(ranFuncAddedList->list.array) + RANfunctionID_ItemIEs_t *ranFuncAcceptedItemIe=NULL; + + /* For ProcedureCodeE2_id_E2setup and ProcedureCodeE2_id_RICserviceQuery, + * the number of RAN function list items is equal to the number of + * ran function entries stored in the database. + * For any other procedure, the RAN function list count is equal + * to the count of ran functions obtained from the function's caller */ + + if((procedureCode == ProcedureCodeE2_id_RICserviceQuery)||(procedureCode == ProcedureCodeE2_id_E2setup)) + ranFuncAcceptedList->list.count = duDb->numOfRanFunction; + else + ranFuncAcceptedList->list.count = count; + + ranFuncAcceptedList->list.size = ranFuncAcceptedList->list.count*sizeof(RANfunctionID_ItemIEs_t*); + RIC_ALLOC(ranFuncAcceptedList->list.array, ranFuncAcceptedList->list.size); + if(ranFuncAcceptedList->list.array) { - for(ranFuncIdx = 0; ranFuncIdx< ranFuncAddedList->list.count; ranFuncIdx++) + for(ranFuncIdx = 0; ranFuncIdx< ranFuncAcceptedList->list.count; ranFuncIdx++) { - RIC_ALLOC(ranFuncAddedList->list.array[ranFuncIdx], sizeof(RANfunction_ItemIEs_t)); - if(ranFuncAddedList->list.array[ranFuncIdx] == NULLP) + RIC_ALLOC(ranFuncAcceptedList->list.array[ranFuncIdx], sizeof(RANfunction_ItemIEs_t)); + if(ranFuncAcceptedList->list.array[ranFuncIdx] == NULLP) { DU_LOG("\nERROR --> E2AP : Memory allocation for RAN function added list array item"); return RFAILED; } - ranFuncAddedItemIe = (RANfunctionID_ItemIEs_t*)ranFuncAddedList->list.array[ranFuncIdx]; - ranFuncAddedItemIe->id = ProtocolIE_IDE2_id_RANfunctionID_Item; - ranFuncAddedItemIe->criticality= CriticalityE2_ignore; - ranFuncAddedItemIe->value.present = RANfunctionID_ItemIEs__value_PR_RANfunctionID_Item; - ranFuncAddedItemIe->value.choice.RANfunctionID_Item.ranFunctionID =duDb->ranFunction[ranFuncIdx].id; - ranFuncAddedItemIe->value.choice.RANfunctionID_Item.ranFunctionRevision=duDb->ranFunction[ranFuncIdx].revisionCounter; + ranFuncAcceptedItemIe = (RANfunctionID_ItemIEs_t*)ranFuncAcceptedList->list.array[ranFuncIdx]; + ranFuncAcceptedItemIe->id = ProtocolIE_IDE2_id_RANfunctionID_Item; + ranFuncAcceptedItemIe->criticality= CriticalityE2_ignore; + ranFuncAcceptedItemIe->value.present = RANfunctionID_ItemIEs__value_PR_RANfunctionID_Item; + if((procedureCode == ProcedureCodeE2_id_RICserviceQuery)||(procedureCode == ProcedureCodeE2_id_E2setup)) + { + /* filling the RAN function information with the help of DuDb */ + ranFuncAcceptedItemIe->value.choice.RANfunctionID_Item.ranFunctionID = duDb->ranFunction[ranFuncIdx].id; + ranFuncAcceptedItemIe->value.choice.RANfunctionID_Item.ranFunctionRevision= duDb->ranFunction[ranFuncIdx].revisionCounter; + } + else + { + /* filling the the RAN function information with the help received list of RAN functions */ + ranFuncAcceptedItemIe->value.choice.RANfunctionID_Item.ranFunctionID = ranFunAcceptedList[ranFuncIdx].id; + ranFuncAcceptedItemIe->value.choice.RANfunctionID_Item.ranFunctionRevision= ranFunAcceptedList[ranFuncIdx].revisionCounter; + } } } else @@ -349,6 +413,7 @@ uint8_t BuildRanFunctionAddedList(DuDb *duDb, RANfunctionsID_List_t *ranFuncAdde * RFAILED - failure * * ****************************************************************/ + uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId) { E2AP_PDU_t *e2apMsg = NULL; @@ -381,7 +446,11 @@ uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId) SuccessfulOutcomeE2__value_PR_E2setupResponse; e2SetupRsp = &e2apMsg->choice.successfulOutcome->value.choice.E2setupResponse; - elementCnt = 4; + elementCnt = 3; + /* Fill Accepted RAN function IE If Ran function information is stored in databse */ + if(duDb->numOfRanFunction) + elementCnt++; + e2SetupRsp->protocolIEs.list.count = elementCnt; e2SetupRsp->protocolIEs.list.size = elementCnt * sizeof(E2setupResponseIEs_t*); @@ -419,8 +488,7 @@ uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId) idx++; e2SetupRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_GlobalRIC_ID; e2SetupRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; - e2SetupRsp->protocolIEs.list.array[idx]->value.present = \ - E2setupResponseIEs__value_PR_GlobalRIC_ID; + e2SetupRsp->protocolIEs.list.array[idx]->value.present = E2setupResponseIEs__value_PR_GlobalRIC_ID; if(BuildGlobalRicId(&(e2SetupRsp->protocolIEs.list.array[idx]->value.choice.GlobalRIC_ID))!=ROK) { @@ -428,15 +496,18 @@ uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId) break; } - /* Accepted RAN function Id */ - idx++; - e2SetupRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionsAccepted; - e2SetupRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; - e2SetupRsp->protocolIEs.list.array[idx]->value.present = E2setupResponseIEs__value_PR_RANfunctionsID_List; - if(BuildRanFunctionAddedList(duDb, &e2SetupRsp->protocolIEs.list.array[idx]->value.choice.RANfunctionsID_List)!=ROK) + if(duDb->numOfRanFunction) { - DU_LOG("\nERROR --> E2AP : Failed to build Ran function added list"); - break; + /* Accepted RAN function Id */ + idx++; + e2SetupRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionsAccepted; + e2SetupRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; + e2SetupRsp->protocolIEs.list.array[idx]->value.present = E2setupResponseIEs__value_PR_RANfunctionsID_List; + if(BuildRanFunctionAcceptedList(duDb, 0, NULL, &e2SetupRsp->protocolIEs.list.array[idx]->value.choice.RANfunctionsID_List, ProcedureCodeE2_id_E2setup)!=ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build Ran function added list"); + break; + } } /* E2 Node Component Configuration Addition Acknowledge List*/ @@ -444,8 +515,9 @@ uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId) e2SetupRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck; e2SetupRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; e2SetupRsp->protocolIEs.list.array[idx]->value.present = \ - E2setupResponseIEs__value_PR_E2nodeComponentConfigAdditionAck_List; - if(BuildE2nodeComponentConfigAdditionAck(&e2SetupRsp->protocolIEs.list.array[idx]->value.choice.E2nodeComponentConfigAdditionAck_List, duDb)!=ROK) + E2setupResponseIEs__value_PR_E2nodeComponentConfigAdditionAck_List; + if(BuildE2nodeComponentConfigAdditionAck(&e2SetupRsp->protocolIEs.list.array[idx]->\ + value.choice.E2nodeComponentConfigAdditionAck_List, duDb) != ROK) { DU_LOG("\nERROR --> E2AP : Failed to build E2Node Component config addition ack list"); break; @@ -481,372 +553,776 @@ uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId) } FreeE2SetupRsp(e2apMsg); - BuildAndSendRicSubscriptionReq(duDb->duId); + BuildAndSendRicSubscriptionReq(duDb); return ROK; } /******************************************************************* * - * @brief Builds Ric Request Id + * @brief Free RIC Subscription Details * * @details * - * Function : BuildRicRequestId + * Function : FreeRicSubsDetails * - * Functionality: Building the Ric Request Id + * Functionality: Free the RIC Subscription Details * - * @params[in] RICrequestID_t *ricReqId - * @return ROK - success - * RFAILED - failure + * @params[in] RICsubscriptionDetails_t *subsDetails + * @return void * * ****************************************************************/ - -uint8_t BuildRicRequestId(RICrequestID_t *ricReqId) +void FreeRicSubsDetails(RICsubscriptionDetails_t *subsDetails) { + uint8_t elementIdx = 0; + RICaction_ToBeSetup_ItemIEs_t *actionItem = NULLP; - if(ricReqId != NULLP) + RIC_FREE(subsDetails->ricEventTriggerDefinition.buf, subsDetails->ricEventTriggerDefinition.size); + + if(subsDetails->ricAction_ToBeSetup_List.list.array) { - ricReqId->ricRequestorID = 1; - ricReqId->ricInstanceID = 1; + for(elementIdx = 0; elementIdx < subsDetails->ricAction_ToBeSetup_List.list.count; elementIdx++) + { + if(subsDetails->ricAction_ToBeSetup_List.list.array[elementIdx]) + { + actionItem = (RICaction_ToBeSetup_ItemIEs_t *)subsDetails->ricAction_ToBeSetup_List.list.array[elementIdx]; + if(actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition) + { + RIC_FREE(actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition->buf, \ + actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition->size); + RIC_FREE(actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition, sizeof(RICactionDefinition_t)); + } + RIC_FREE(subsDetails->ricAction_ToBeSetup_List.list.array[elementIdx], sizeof(RICaction_ToBeSetup_ItemIEs_t)) + } + } + RIC_FREE(subsDetails->ricAction_ToBeSetup_List.list.array, subsDetails->ricAction_ToBeSetup_List.list.size); } - return ROK; } /******************************************************************* * - * @brief Fills Ric Action To be Setup Item + * @brief Free RIC Subscription Request * * @details * - * Function : fillSetupItems + * Function : FreeRicSubscriptionReq * - * Functionality: Filling ricAction Id, RicActionType + * Functionality : Free RIC Subscription Request * - * @params[in] RICaction_ToBeSetup_Item_t *setupItems - * @return pointer of type RICaction_ToBeSetup_Item_t + * @return ROK - success + * RFAILED - failure * - * ****************************************************************/ - -RICaction_ToBeSetup_Item_t* fillSetupItems(RICaction_ToBeSetup_Item_t *setupItems) + ******************************************************************/ +void FreeRicSubscriptionReq(E2AP_PDU_t *e2apRicMsg) { - if(setupItems != NULLP) + uint8_t idx = 0; + RICsubscriptionRequest_t *ricSubscriptionReq; + + if(e2apRicMsg) { - setupItems->ricActionID = 0; - setupItems->ricActionType = RICactionType_report; + if(e2apRicMsg->choice.initiatingMessage) + { + ricSubscriptionReq = &e2apRicMsg->choice.initiatingMessage->value.choice.RICsubscriptionRequest; + if(ricSubscriptionReq->protocolIEs.list.array) + { + for(idx=0; idx < ricSubscriptionReq->protocolIEs.list.count; idx++) + { + switch(ricSubscriptionReq->protocolIEs.list.array[idx]->id) + { + case ProtocolIE_IDE2_id_RICsubscriptionDetails: + { + FreeRicSubsDetails(&(ricSubscriptionReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails)); + break; + } + } + RIC_FREE(ricSubscriptionReq->protocolIEs.list.array[idx], sizeof(RICsubscriptionRequest_IEs_t)); + } + RIC_FREE(ricSubscriptionReq->protocolIEs.list.array, ricSubscriptionReq->protocolIEs.list.size); + } + RIC_FREE(e2apRicMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + } + RIC_FREE(e2apRicMsg, sizeof(E2AP_PDU_t)); } - - return (setupItems); } /******************************************************************* * - * @brief Fills RIC Subscription Details Item List + * @brief Builds Ric Request Id * * @details * - * Function : fillSubsDetails + * Function : BuildNewRicRequestId * - * Functionality: Fill the RIC Subscription Details Items List + * Functionality: Assign new Ric Request ID * - * @params[in] RICaction_ToBeSetup_ItemIEs_t *items + * @params[in] RIC request ID to be sent + * RIC request ID stored in DB * @return ROK - success * RFAILED - failure * * ****************************************************************/ -uint8_t fillSubsDetails(RICaction_ToBeSetup_ItemIEs_t *items) +uint8_t BuildNewRicRequestId(RICrequestID_t *ricReqId, RicRequestId *reqIdDb) { - if(items != NULLP) + static uint16_t requestorId = 0; + static uint16_t instanceId = 0; + + if(ricReqId != NULLP) { - items->id = ProtocolIE_IDE2_id_RICaction_ToBeSetup_Item; - items->criticality = CriticalityE2_ignore; - items->value.present = RICaction_ToBeSetup_ItemIEs__value_PR_RICaction_ToBeSetup_Item; - fillSetupItems(&(items->value.choice.RICaction_ToBeSetup_Item)); + ricReqId->ricRequestorID = ++requestorId; + ricReqId->ricInstanceID = ++instanceId; + + reqIdDb->requestorId = ricReqId->ricRequestorID; + reqIdDb->instanceId = ricReqId->ricInstanceID; } return ROK; } /******************************************************************* * - * @brief builds RIC Subscription Details + * @brief Free RIC Action Definition * * @details * - * Function : BuildsRicSubsDetails + * Function : FreeRicActionDefinition * - * Functionality: Builds the RIC Subscription Details + * Functionality: Free RIC Action Definition * - * @params[in] RICsubscriptionDetails_t *subsDetails - * @return ROK - success - * RFAILED - failure + * @params[in] E2SM-KPM Action definition + * @return void * * ****************************************************************/ - -uint8_t BuildRicSubsDetails(RICsubscriptionDetails_t *subsDetails) +void FreeRicActionDefinition(E2SM_KPM_ActionDefinition_t actionDef) { + uint8_t elementIdx = 0; + E2SM_KPM_ActionDefinition_Format1_t *actionFormat1 = NULLP; + MeasurementInfoItem_t *measItem = NULLP; - uint8_t elementCnt; - - if(subsDetails != NULLP) + switch(actionDef.actionDefinition_formats.present) { - /* Octet string to be build here */ - /* Sending PLMN as Octect string */ - uint8_t byteSize = 3; - subsDetails->ricEventTriggerDefinition.size = byteSize * sizeof(uint8_t); - RIC_ALLOC(subsDetails->ricEventTriggerDefinition.buf, subsDetails->ricEventTriggerDefinition.size); - buildPlmnId(ricCb.ricCfgParams.plmn, subsDetails->ricEventTriggerDefinition.buf); - elementCnt = 1; - subsDetails->ricAction_ToBeSetup_List.list.count = elementCnt; - subsDetails->ricAction_ToBeSetup_List.list.size = \ - elementCnt * sizeof(RICaction_ToBeSetup_ItemIEs_t); - RIC_ALLOC(subsDetails->ricAction_ToBeSetup_List.list.array, \ - subsDetails->ricAction_ToBeSetup_List.list.size); - if(subsDetails->ricAction_ToBeSetup_List.list.array == NULLP) - { - DU_LOG("\nERROR --> E2AP : Memory allocation for RICactionToBeSetup Items failed"); - return RFAILED; - } - RIC_ALLOC(subsDetails->ricAction_ToBeSetup_List.list.array[0],\ - sizeof(RICaction_ToBeSetup_ItemIEs_t)); - fillSubsDetails(subsDetails->ricAction_ToBeSetup_List.list.array[0]); + case E2SM_KPM_ActionDefinition__actionDefinition_formats_PR_actionDefinition_Format1: + { + if(actionDef.actionDefinition_formats.choice.actionDefinition_Format1) + { + actionFormat1 = actionDef.actionDefinition_formats.choice.actionDefinition_Format1; + if(actionFormat1->measInfoList.list.array) + { + for(elementIdx = 0; elementIdx < actionFormat1->measInfoList.list.count; elementIdx++) + { + if(actionFormat1->measInfoList.list.array[elementIdx]) + { + measItem = actionFormat1->measInfoList.list.array[elementIdx]; + switch(measItem->measType.present) + { + case MeasurementType_PR_NOTHING: + case MeasurementType_PR_measID: + break; + case MeasurementType_PR_measName: + { + RIC_FREE(measItem->measType.choice.measName.buf, measItem->measType.choice.measName.size) + break; + } + } + RIC_FREE(measItem, sizeof(MeasurementInfoItem_t)); + } + } + RIC_FREE(actionFormat1->measInfoList.list.array, actionFormat1->measInfoList.list.size); + } + RIC_FREE(actionFormat1, sizeof(E2SM_KPM_ActionDefinition_Format1_t)); + } + break; + } + + case E2SM_KPM_ActionDefinition__actionDefinition_formats_PR_actionDefinition_Format2: + case E2SM_KPM_ActionDefinition__actionDefinition_formats_PR_actionDefinition_Format3: + case E2SM_KPM_ActionDefinition__actionDefinition_formats_PR_actionDefinition_Format4: + case E2SM_KPM_ActionDefinition__actionDefinition_formats_PR_actionDefinition_Format5: + case E2SM_KPM_ActionDefinition__actionDefinition_formats_PR_NOTHING: + break; } - return ROK; } /******************************************************************* * - * @brief Builds and Send the RicSubscriptionReq + * @brief Fill RIC Action Definition * * @details * - * Function : BuildAndSendRicSubscriptionReq + * Function : fillRicActionDef * - * Functionality:Fills the RicSubscriptionReq + * Functionality: Fill RIC Action Definition * - * @return ROK - success - * RFAILED - failure + * @params[in] RIC Action definition + * @return ROK + * RFAILED * - ******************************************************************/ - -uint8_t BuildAndSendRicSubscriptionReq(uint32_t duId) + * ****************************************************************/ +uint8_t fillRicActionDef(RICactionDefinition_t *ricActionDef) { + uint8_t ret = RFAILED; + asn_enc_rval_t encRetVal; + uint8_t elementCnt = 0, elementIdx = 0; + char *measurementTypeName[] = {"RRU.PrbTotDl", "RRU.PrbTotUl"}; + E2SM_KPM_ActionDefinition_t actionDef; + E2SM_KPM_ActionDefinition_Format1_t *actionFormat1 = NULLP; + MeasurementInfoItem_t *measItem = NULLP; + + while(true) + { + /* Fill E2SM-KPM Action Definition Format 1 */ - E2AP_PDU_t *e2apRicMsg = NULL; - RICsubscriptionRequest_t *ricSubscriptionReq; - uint8_t elementCnt; - uint8_t idx; - uint8_t ieId; - uint8_t ret; - asn_enc_rval_t encRetVal; /* Encoder return value */ + /* RIC Stype Type */ + actionDef.ric_Style_Type = RIC_STYLE_TYPE; - DU_LOG("\nINFO --> E2AP : Building RIC Subscription Request\n"); + /* RIC Action Definition Format 1 */ + actionDef.actionDefinition_formats.present = \ + E2SM_KPM_ActionDefinition__actionDefinition_formats_PR_actionDefinition_Format1; - RIC_ALLOC(e2apRicMsg, sizeof(E2AP_PDU_t)); - if(e2apRicMsg == NULLP) - { - DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); - return RFAILED; - } + RIC_ALLOC(actionDef.actionDefinition_formats.choice.actionDefinition_Format1, \ + sizeof(E2SM_KPM_ActionDefinition_Format1_t)); + if(actionDef.actionDefinition_formats.choice.actionDefinition_Format1 == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + actionFormat1 = actionDef.actionDefinition_formats.choice.actionDefinition_Format1; + + /* Measurement Info List */ + elementCnt = 2; + actionFormat1->measInfoList.list.count = elementCnt; + actionFormat1->measInfoList.list.size = elementCnt * sizeof(MeasurementInfoItem_t *); + RIC_ALLOC(actionFormat1->measInfoList.list.array, actionFormat1->measInfoList.list.size); + if(actionFormat1->measInfoList.list.array == NULL) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } - e2apRicMsg->present = E2AP_PDU_PR_initiatingMessage; - RIC_ALLOC(e2apRicMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); - if(e2apRicMsg->choice.initiatingMessage == NULLP) - { - DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); - RIC_FREE(e2apRicMsg, sizeof(E2AP_PDU_t)); - return RFAILED; - } - e2apRicMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_RICsubscription; - e2apRicMsg->choice.initiatingMessage->criticality = CriticalityE2_reject; - e2apRicMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_RICsubscriptionRequest; - - RIC_ALLOC(ricSubscriptionReq, sizeof(RICsubscriptionRequest_t)); - ricSubscriptionReq = &e2apRicMsg->choice.initiatingMessage->value.choice.RICsubscriptionRequest; - - elementCnt = 3; - ricSubscriptionReq->protocolIEs.list.count = elementCnt; - ricSubscriptionReq->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionRequest_IEs_t); - - /* Initialize the subscription members */ - RIC_ALLOC(ricSubscriptionReq->protocolIEs.list.array, \ - ricSubscriptionReq->protocolIEs.list.size); - if(ricSubscriptionReq->protocolIEs.list.array == NULLP) - { - DU_LOG("\nERROR --> E2AP : Memory allocation for RICSubscriptionRequestIEs failed"); - RIC_FREE(e2apRicMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); - RIC_FREE(e2apRicMsg, (Size)sizeof(E2AP_PDU_t)); - return RFAILED; - } - - for(idx=0; idxprotocolIEs.list.array[idx],\ - sizeof(RICsubscriptionRequest_IEs_t)); - if(ricSubscriptionReq->protocolIEs.list.array[idx] == NULLP) + for(elementIdx = 0; elementIdx < elementCnt; elementIdx++) { - for(ieId=0; ieIdmeasInfoList.list.array[elementIdx], sizeof(MeasurementInfoItem_t)); + if(actionFormat1->measInfoList.list.array[elementIdx] == NULLP) { - RIC_FREE(ricSubscriptionReq->protocolIEs.list.array[ieId],\ - sizeof(RICsubscriptionRequest_IEs_t)); + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; } - RIC_FREE(ricSubscriptionReq->protocolIEs.list.array,\ - ricSubscriptionReq->protocolIEs.list.size); - RIC_FREE(e2apRicMsg->choice.initiatingMessage, \ - sizeof(InitiatingMessageE2_t)); - RIC_FREE(e2apRicMsg, sizeof(E2AP_PDU_t)); - return RFAILED; - } - } - - /* Filling RIC Request Id */ - idx = 0; - ricSubscriptionReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICrequestID; - ricSubscriptionReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; - ricSubscriptionReq->protocolIEs.list.array[idx]->value.present =\ - RICsubscriptionRequest_IEs__value_PR_RICrequestID; - - BuildRicRequestId(&ricSubscriptionReq->protocolIEs.list.array[idx]->value.choice.RICrequestID); + measItem = actionFormat1->measInfoList.list.array[elementIdx]; + measItem->measType.present = MeasurementType_PR_measName; - /* Filling RAN Function Id */ - idx++; - ricSubscriptionReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionID; - ricSubscriptionReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; - ricSubscriptionReq->protocolIEs.list.array[idx]->value.present =\ - RICsubscriptionRequest_IEs__value_PR_RANfunctionID; - ricSubscriptionReq->protocolIEs.list.array[idx]->value.choice.RANfunctionID = 1; - - - /* Filling RIC Subscription Details */ - idx++; - ricSubscriptionReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICsubscriptionDetails; - ricSubscriptionReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; - ricSubscriptionReq->protocolIEs.list.array[idx]->value.present =\ - RICsubscriptionRequest_IEs__value_PR_RICsubscriptionDetails; - - BuildRicSubsDetails(&(ricSubscriptionReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails)); + measItem->measType.choice.measName.size = strlen(measurementTypeName[elementIdx]); + RIC_ALLOC(measItem->measType.choice.measName.buf, measItem->measType.choice.measName.size); + if(measItem->measType.choice.measName.buf == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + memcpy(measItem->measType.choice.measName.buf, measurementTypeName[elementIdx], measItem->measType.choice.measName.size); + } + if(elementIdx < elementCnt) + break; + /* Granularity Period */ + actionFormat1->granulPeriod = RIC_ACTION_GRANULARITY_PERIOD; /* In ms */ - /* Prints the Msg formed */ - xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apRicMsg); + /* Prints the Msg formed */ + xer_fprint(stdout, &asn_DEF_E2SM_KPM_ActionDefinition, &actionDef); - memset(encBuf, 0, ENC_BUF_MAX_LEN); - encBufSize = 0; - encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apRicMsg, PrepFinalEncBuf,\ - encBuf); - if(encRetVal.encoded == ENCODE_FAIL) - { - DU_LOG("\nERROR --> E2AP : Could not encode RicSubscriptionRequest structure (at %s)\n",\ - encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); - return RFAILED; - } - else - { - DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RicSubscriptionRequest\n"); - for(int i=0; i< encBufSize; i++) + /* Encode E2SM-KPM RIC Action Definition */ + memset(encBuf, 0, ENC_BUF_MAX_LEN); + encBufSize = 0; + encRetVal = aper_encode(&asn_DEF_E2SM_KPM_ActionDefinition, 0, &actionDef, PrepFinalEncBuf, encBuf); + if(encRetVal.encoded == ENCODE_FAIL) { - DU_LOG("%x",encBuf[i]); - } - } + DU_LOG("\nERROR --> E2AP : Could not encode E2SM-KPM action definition structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + /* Copty encoded E2SM-KPM RIC action definition to E2AP octet string buffer */ + ricActionDef->size = encBufSize; + RIC_ALLOC(ricActionDef->buf, encBufSize); + if(ricActionDef->buf == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + memcpy(ricActionDef->buf, encBuf, encBufSize); - /* Sending msg */ - if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duId) != ROK) - { - DU_LOG("\nERROR --> E2AP : Sending RIC subscription Request failed"); - return RFAILED; + ret = ROK; + break; } - return ROK; + FreeRicActionDefinition(actionDef); + return ret; } /******************************************************************* * - * @brief Process RicSubscriptionResponse + * @brief Fills RIC Action To Be Setup Item * * @details * - * Function : ProcRicSubscriptionRsp + * Function : fillActionToBeSetup * - * Functionality: Processes RicSubscriptionRsp + * Functionality: Fill the RIC Action To Be Setup Ite, + * RIC subscription DB * - * @return ROK - void + * @params[in] RICaction_ToBeSetup_ItemIEs_t *items + * @return ROK - success + * RFAILED - failure * - ******************************************************************/ - -void ProcRicSubscriptionResponse(uint32_t duId) + * ****************************************************************/ +uint8_t fillActionToBeSetup(RICaction_ToBeSetup_ItemIEs_t *actionItem, RicSubscription *ricSubsDb) { - uint8_t duIdx = 0; - DuDb *duDb; + static uint8_t ricActionId = 0; - DU_LOG("\nINFO --> E2AP : RICsubscriptionResponse Msg Acknowledged"); + if(actionItem == NULLP) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + return RFAILED; + } - SEARCH_DU_DB(duIdx, duId, duDb); - if(duDb) - duDb->ricSubscribedToDu = true; + while(true) + { + actionItem->id = ProtocolIE_IDE2_id_RICaction_ToBeSetup_Item; + actionItem->criticality = CriticalityE2_ignore; + actionItem->value.present = RICaction_ToBeSetup_ItemIEs__value_PR_RICaction_ToBeSetup_Item; + + /* RIC Action ID */ + actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionID = ++ricActionId; + ricSubsDb->actionSequence[ricSubsDb->numOfActions].id = \ + actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionID; + + /* RIC Action Type */ + actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionType = RICactionType_report; + + /* RIC Action Definition */ + RIC_ALLOC(actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition, sizeof(RICactionDefinition_t)); + if(!actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + if(fillRicActionDef(actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + + ricSubsDb->numOfActions++; + return ROK; + } + + memset(&ricSubsDb->actionSequence[ricSubsDb->numOfActions], 0, sizeof(ActionInfo)); + return RFAILED; } /******************************************************************* * - * @brief deallocate the memory allocated in E2SetupFailure + * @brief Free Event Trigger Definition * * @details * - * Function : FreeE2SetupFailure - * - * Functionality: deallocate the memory allocated in E2SetupFailure + * Function : FreeEventTriggerDef * - * @params[in] E2AP_PDU_t *e2apMsg + * Functionality: Free Event Trigger Definition * + * @params[in] E2SM-KPM Event Trigger Definition * @return void + * * ****************************************************************/ -void FreeE2SetupFailure(E2AP_PDU_t *e2apMsg) +void FreeEventTriggerDef(E2SM_KPM_EventTriggerDefinition_t *eventTiggerDef) { - uint8_t arrIdx = 0; - E2setupFailure_t *e2SetupFail; - - if(e2apMsg) + if(eventTiggerDef) { - if(e2apMsg->choice.unsuccessfulOutcome) + switch(eventTiggerDef->eventDefinition_formats.present) { - e2SetupFail = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2setupFailure; - if(e2SetupFail->protocolIEs.list.array) - { - for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) - { - RIC_FREE(e2SetupFail->protocolIEs.list.array[arrIdx], sizeof(E2setupFailureIEs_t)); - } - RIC_FREE(e2SetupFail->protocolIEs.list.array, e2SetupFail->protocolIEs.list.size); - } - RIC_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t)); - } - RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + case E2SM_KPM_EventTriggerDefinition__eventDefinition_formats_PR_NOTHING: + break; + case E2SM_KPM_EventTriggerDefinition__eventDefinition_formats_PR_eventDefinition_Format1: + RIC_FREE(eventTiggerDef->eventDefinition_formats.choice.eventDefinition_Format1, \ + sizeof(E2SM_KPM_EventTriggerDefinition_Format1_t)); + break; + } } } /******************************************************************* * - * @brief Buld and send the E2 Setup failure + * @brief Fill Event Trigger Definition * * @details * - * Function : BuildAndSendE2SetupFailure + * Function : fillEventTriggerDef * - * Functionality: - * - Buld and send the E2 Setup failure - * @return ROK - success - * RFAILED - failure + * Functionality: Fill Event Trigger Definition + * + * @params[in] RIC Event Trigger Definition + * @return ROK + * RFAILED * * ****************************************************************/ - -uint8_t BuildAndSendE2SetupFailure(uint32_t duId, uint8_t transId) +uint8_t fillEventTriggerDef(RICeventTriggerDefinition_t *ricEventTriggerDef) { - E2AP_PDU_t *e2apMsg = NULL; - E2setupFailure_t *e2SetupFailure; - asn_enc_rval_t encRetVal; - uint8_t arrIdx; - uint8_t elementCnt; - bool memAllocFailed = false; + uint8_t ret = RFAILED; + asn_enc_rval_t encRetVal; + E2SM_KPM_EventTriggerDefinition_t eventTiggerDef; + + while(true) + { + /* Fill E2SM-KPM Event Trigger Definition Format 1 */ + eventTiggerDef.eventDefinition_formats.present = \ + E2SM_KPM_EventTriggerDefinition__eventDefinition_formats_PR_eventDefinition_Format1; + + RIC_ALLOC(eventTiggerDef.eventDefinition_formats.choice.eventDefinition_Format1, \ + sizeof(E2SM_KPM_EventTriggerDefinition_Format1_t)); + if(eventTiggerDef.eventDefinition_formats.choice.eventDefinition_Format1 == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + + eventTiggerDef.eventDefinition_formats.choice.eventDefinition_Format1->reportingPeriod = 1000; /* In ms */ + + /* Prints the Msg formed */ + xer_fprint(stdout, &asn_DEF_E2SM_KPM_EventTriggerDefinition, &eventTiggerDef); + + /* Encode E2SM-KPM Event Trigger Definition */ + memset(encBuf, 0, ENC_BUF_MAX_LEN); + encBufSize = 0; + encRetVal = aper_encode(&asn_DEF_E2SM_KPM_EventTriggerDefinition, 0, &eventTiggerDef, PrepFinalEncBuf, encBuf); + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode E2SM-KPM event trigger definition structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + + /* Copy encoded E2SM-KPM event trigger definition to E2AP octet string buffer */ + ricEventTriggerDef->size = encBufSize; + RIC_ALLOC(ricEventTriggerDef->buf, encBufSize); + if(ricEventTriggerDef->buf == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + memcpy(ricEventTriggerDef->buf, encBuf, encBufSize); + + ret = ROK; + break; + } + + FreeEventTriggerDef(&eventTiggerDef); + return ret; +} + +/******************************************************************* + * + * @brief builds RIC Subscription Details + * + * @details + * + * Function : BuildsRicSubsDetails + * + * Functionality: Builds the RIC Subscription Details + * + * @params[in] RIC Subscription details to be filled + * RIC subscriotion DB + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t BuildRicSubsDetails(RICsubscriptionDetails_t *subsDetails, RicSubscription *ricSubsDb) +{ + uint8_t elementCnt = 0; + uint8_t elementIdx = 0; + + if(subsDetails == NULLP) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + return RFAILED; + } + + while(true) + { + /* RIC Event Trigger Definition */ + if(fillEventTriggerDef(&subsDetails->ricEventTriggerDefinition) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + + /* RIC Actions To Be Setup List */ + elementCnt = 1; + subsDetails->ricAction_ToBeSetup_List.list.count = elementCnt; + subsDetails->ricAction_ToBeSetup_List.list.size = elementCnt * sizeof(RICaction_ToBeSetup_ItemIEs_t *); + RIC_ALLOC(subsDetails->ricAction_ToBeSetup_List.list.array, subsDetails->ricAction_ToBeSetup_List.list.size); + if(subsDetails->ricAction_ToBeSetup_List.list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for RICactionToBeSetup Items failed"); + break; + } + + for(elementIdx = 0; elementIdx < elementCnt; elementIdx++) + { + RIC_ALLOC(subsDetails->ricAction_ToBeSetup_List.list.array[elementIdx], sizeof(RICaction_ToBeSetup_ItemIEs_t)); + if(!subsDetails->ricAction_ToBeSetup_List.list.array[elementIdx]) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + } + if(elementIdx < elementCnt) + break; + + elementIdx = 0; + if(fillActionToBeSetup((RICaction_ToBeSetup_ItemIEs_t *)subsDetails->ricAction_ToBeSetup_List.list.array[elementIdx], \ + ricSubsDb) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + + return ROK; + } + return RFAILED; +} + +/******************************************************************* + * + * @brief Builds and Send the RicSubscriptionReq + * + * @details + * + * Function : BuildAndSendRicSubscriptionReq + * + * Functionality:Fills the RicSubscriptionReq + * + * @return ROK - success + * RFAILED - failure + * + ******************************************************************/ +uint8_t BuildAndSendRicSubscriptionReq(DuDb *duDb) +{ + uint8_t ret = RFAILED; + E2AP_PDU_t *e2apRicMsg = NULL; + RICsubscriptionRequest_t *ricSubscriptionReq; + uint8_t elementCnt; + uint8_t idx; + uint8_t ieId; + asn_enc_rval_t encRetVal; /* Encoder return value */ + RanFunction *ranFuncDb = &duDb->ranFunction[0]; + + DU_LOG("\nINFO --> E2AP : Building RIC Subscription Request\n"); + + while(true) + { + RIC_ALLOC(e2apRicMsg, sizeof(E2AP_PDU_t)); + if(e2apRicMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + + e2apRicMsg->present = E2AP_PDU_PR_initiatingMessage; + RIC_ALLOC(e2apRicMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + if(e2apRicMsg->choice.initiatingMessage == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + e2apRicMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_RICsubscription; + e2apRicMsg->choice.initiatingMessage->criticality = CriticalityE2_reject; + e2apRicMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_RICsubscriptionRequest; + + ricSubscriptionReq = &e2apRicMsg->choice.initiatingMessage->value.choice.RICsubscriptionRequest; + + elementCnt = 3; + ricSubscriptionReq->protocolIEs.list.count = elementCnt; + ricSubscriptionReq->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionRequest_IEs_t); + + /* Initialize the subscription members */ + RIC_ALLOC(ricSubscriptionReq->protocolIEs.list.array, ricSubscriptionReq->protocolIEs.list.size); + if(ricSubscriptionReq->protocolIEs.list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + + for(idx=0; idxprotocolIEs.list.array[idx], sizeof(RICsubscriptionRequest_IEs_t)); + if(ricSubscriptionReq->protocolIEs.list.array[idx] == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + } + if(idx < elementCnt) + break; + + /* Filling RIC Request Id */ + idx = 0; + ricSubscriptionReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICrequestID; + ricSubscriptionReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; + ricSubscriptionReq->protocolIEs.list.array[idx]->value.present =\ + RICsubscriptionRequest_IEs__value_PR_RICrequestID; + if(BuildNewRicRequestId(&ricSubscriptionReq->protocolIEs.list.array[idx]->value.choice.RICrequestID, \ + &ranFuncDb->subscriptionList[ranFuncDb->numOfSubscription].requestId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%d] : Line [%d]", __func__, __LINE__); + break; + } + + + /* Filling RAN Function Id */ + idx++; + ricSubscriptionReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionID; + ricSubscriptionReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; + ricSubscriptionReq->protocolIEs.list.array[idx]->value.present =\ + RICsubscriptionRequest_IEs__value_PR_RANfunctionID; + ricSubscriptionReq->protocolIEs.list.array[idx]->value.choice.RANfunctionID = ranFuncDb->id; + + /* Filling RIC Subscription Details */ + idx++; + ricSubscriptionReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICsubscriptionDetails; + ricSubscriptionReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; + ricSubscriptionReq->protocolIEs.list.array[idx]->value.present =\ + RICsubscriptionRequest_IEs__value_PR_RICsubscriptionDetails; + if(BuildRicSubsDetails(&(ricSubscriptionReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails),\ + &ranFuncDb->subscriptionList[ranFuncDb->numOfSubscription]) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%d] : Line [%d]", __func__, __LINE__); + break; + } + + /* Prints the Msg formed */ + xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apRicMsg); + + memset(encBuf, 0, ENC_BUF_MAX_LEN); + encBufSize = 0; + encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apRicMsg, PrepFinalEncBuf, encBuf); + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode RicSubscriptionRequest structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RicSubscriptionRequest\n"); + for(int i=0; i< encBufSize; i++) + { + DU_LOG("%x",encBuf[i]); + } + } + + /* Sending msg */ + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duDb->duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Sending RIC subscription Request failed"); + break; + } + + ranFuncDb->numOfSubscription++; + ret = ROK; + break; + } + + if(ret == RFAILED) + memset(&ranFuncDb->subscriptionList[ranFuncDb->numOfSubscription], 0, sizeof(RicSubscription)); + FreeRicSubscriptionReq(e2apRicMsg); + return ret; +} + +/******************************************************************* + * + * @brief Process RicSubscriptionResponse + * + * @details + * + * Function : ProcRicSubscriptionRsp + * + * Functionality: Processes RicSubscriptionRsp + * + * @return ROK - void + * + ******************************************************************/ + +void ProcRicSubscriptionResponse(uint32_t duId) +{ + uint8_t duIdx = 0; + DuDb *duDb; + + DU_LOG("\nINFO --> E2AP : RICsubscriptionResponse Msg Acknowledged"); + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb) + duDb->ricSubscribedToDu = true; +} + +/******************************************************************* + * + * @brief deallocate the memory allocated in E2SetupFailure + * + * @details + * + * Function : FreeE2SetupFailure + * + * Functionality: deallocate the memory allocated in E2SetupFailure + * + * @params[in] E2AP_PDU_t *e2apMsg + * + * @return void + * ****************************************************************/ +void FreeE2SetupFailure(E2AP_PDU_t *e2apMsg) +{ + uint8_t arrIdx = 0; + E2setupFailure_t *e2SetupFail; + + if(e2apMsg) + { + if(e2apMsg->choice.unsuccessfulOutcome) + { + e2SetupFail = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2setupFailure; + if(e2SetupFail->protocolIEs.list.array) + { + for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) + { + RIC_FREE(e2SetupFail->protocolIEs.list.array[arrIdx], sizeof(E2setupFailureIEs_t)); + } + RIC_FREE(e2SetupFail->protocolIEs.list.array, e2SetupFail->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief Buld and send the E2 Setup failure + * + * @details + * + * Function : BuildAndSendE2SetupFailure + * + * Functionality: + * - Buld and send the E2 Setup failure + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t BuildAndSendE2SetupFailure(uint32_t duId, uint8_t transId) +{ + E2AP_PDU_t *e2apMsg = NULL; + E2setupFailure_t *e2SetupFailure; + asn_enc_rval_t encRetVal; + uint8_t arrIdx; + uint8_t elementCnt; + bool memAllocFailed = false; DU_LOG("\nINFO --> E2AP : Building E2 Setup failure\n"); while(true) @@ -996,7 +1472,7 @@ uint8_t ProcE2SetupReq(uint32_t *duId, E2setupRequest_t *e2SetupReq) { *duId =e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.GlobalE2node_ID.choice.gNB->gNB_DU_ID->buf[0]; - SEARCH_DU_DB(duIdx, duId, duDb); + SEARCH_DU_DB(duIdx, *duId, duDb); if(duDb == NULLP) { duDb = &ricCb.duInfo[ricCb.numDu]; @@ -1017,8 +1493,8 @@ uint8_t ProcE2SetupReq(uint32_t *duId, E2setupRequest_t *e2SetupReq) { ranFuncItemIe = (RANfunction_ItemIEs_t *) ranFunctionsList->list.array[ranFuncIdx]; ranFunItem = &ranFuncItemIe->value.choice.RANfunction_Item; - duDb->ranFunction[duDb->numOfRanFunction].id = ranFunItem->ranFunctionID; - duDb->ranFunction[ duDb->numOfRanFunction].revisionCounter = ranFunItem->ranFunctionRevision; + duDb->ranFunction[ranFunItem->ranFunctionID-1].id = ranFunItem->ranFunctionID; + duDb->ranFunction[ranFunItem->ranFunctionID-1].revisionCounter = ranFunItem->ranFunctionRevision; duDb->numOfRanFunction++; } } @@ -1033,12 +1509,15 @@ uint8_t ProcE2SetupReq(uint32_t *duId, E2setupRequest_t *e2SetupReq) { if(e2NodeAddList->list.array[e2NodeAddListIdx]) { - e2NodeAddItem = (E2nodeComponentConfigAddition_ItemIEs_t *) e2NodeAddList->list.array[e2NodeAddListIdx]; - if(e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentID.choice.\ - e2nodeComponentInterfaceTypeF1) + e2NodeAddItem = \ + (E2nodeComponentConfigAddition_ItemIEs_t *)e2NodeAddList->list.array[e2NodeAddListIdx]; + if(e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentID.\ + choice.e2nodeComponentInterfaceTypeF1) { duDb->e2NodeComponent.interfaceType = F1; - duDb->e2NodeComponent.componentId = e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[0]; + duDb->e2NodeComponent.componentId = \ + e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentID.\ + choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[0]; } } } @@ -1052,6 +1531,7 @@ uint8_t ProcE2SetupReq(uint32_t *duId, E2setupRequest_t *e2SetupReq) } } } + if(BuildAndSendE2SetupRsp(duDb, transId) !=ROK) { DU_LOG("\nERROR --> E2AP : Failed to build and send E2 setup response"); @@ -1434,6 +1914,961 @@ uint8_t ProcE2ResetReq(uint32_t duId, ResetRequestE2_t *resetReq) return ROK; } +/******************************************************************* + * + * @brief deallocate the memory allocated in building the + * Service Query message + * + * @details + * + * Function : FreeRicServiceQuery + * + * Functionality: deallocate the memory allocated in building + * Ric Service Query message + * + * @params[in] E2AP_PDU_t *e2apMsg + * + * @return void + * ****************************************************************/ + +void FreeRicServiceQuery(E2AP_PDU_t *e2apMsg) +{ + uint8_t arrIdx = 0, ranFuncIdx=0; + RANfunctionsID_List_t *ranFuncAcceptedList=NULL; + RICserviceQuery_t *ricServiceQuery=NULL; + + if(e2apMsg) + { + if(e2apMsg->choice.initiatingMessage) + { + ricServiceQuery = &e2apMsg->choice.initiatingMessage->value.choice.RICserviceQuery; + if(ricServiceQuery->protocolIEs.list.array) + { + for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) + { + if(ricServiceQuery->protocolIEs.list.array[arrIdx]) + { + switch(ricServiceQuery->protocolIEs.list.array[arrIdx]->id) + { + case ProtocolIE_IDE2_id_RANfunctionsAccepted: + { + ranFuncAcceptedList= &ricServiceQuery->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsID_List; + if(ranFuncAcceptedList->list.array) + { + for(ranFuncIdx=0;ranFuncIdxlist.count; ranFuncIdx++) + { + RIC_FREE(ranFuncAcceptedList->list.array[ranFuncIdx], sizeof(RANfunction_ItemIEs_t)); + } + RIC_FREE(ranFuncAcceptedList->list.array, ranFuncAcceptedList->list.size); + } + break; + } + case RICserviceQuery_IEs__value_PR_TransactionID: + { + break; + } + } + RIC_FREE(ricServiceQuery->protocolIEs.list.array[arrIdx], sizeof(RICserviceQuery_IEs_t)); + } + } + RIC_FREE(ricServiceQuery->protocolIEs.list.array, ricServiceQuery->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief build and send the ric service Query + * + * @details + * + * Function : BuildAndSendRicServiceQuery + * + * Functionality: build and send the ric service Query + * @return ROK - success + * RFAILED - Acknowledge + * + ******************************************************************/ + +uint8_t BuildAndSendRicServiceQuery(DuDb *duDb) +{ + uint8_t arrIdx; + uint8_t elementCnt; + uint8_t ret = RFAILED; + bool memAllocFailed = false; + E2AP_PDU_t *e2apMsg = NULL; + asn_enc_rval_t encRetVal; + RICserviceQuery_t *ricServiceQuery; + + DU_LOG("\nINFO --> E2AP : Building Ric service Query\n"); + while(true) + { + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); + break; + } + e2apMsg->present = E2AP_PDU_PR_initiatingMessage; + RIC_ALLOC(e2apMsg->choice.initiatingMessage , sizeof(struct InitiatingMessageE2)); + if(e2apMsg->choice.initiatingMessage == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); + break; + } + + e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_RICserviceQuery; + e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject; + e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_RICserviceQuery; + ricServiceQuery = &e2apMsg->choice.initiatingMessage->value.choice.RICserviceQuery; + + elementCnt = 1; + /* Fill Accepted RAN function IE If Ran function information is stored in databse */ + if(duDb->numOfRanFunction) + elementCnt++; + + ricServiceQuery->protocolIEs.list.count = elementCnt; + ricServiceQuery->protocolIEs.list.size = elementCnt * sizeof(RICserviceQuery_IEs_t*); + + RIC_ALLOC(ricServiceQuery->protocolIEs.list.array, ricServiceQuery->protocolIEs.list.size); + if(ricServiceQuery->protocolIEs.list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for ricServiceQueryIEs failed"); + break; + } + + for(arrIdx=0; arrIdxprotocolIEs.list.array[arrIdx], sizeof(RICserviceQuery_IEs_t)); + if(ricServiceQuery->protocolIEs.list.array[arrIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for ricServiceQueryIEs failed"); + memAllocFailed = true; + break; + } + } + if(memAllocFailed == true) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for ricServiceQueryIEs failed"); + break; + } + + /* Trans Id */ + arrIdx = 0; + ricServiceQuery->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TransactionID; + ricServiceQuery->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + ricServiceQuery->protocolIEs.list.array[arrIdx]->value.present = RICserviceQuery_IEs__value_PR_TransactionID; + ricServiceQuery->protocolIEs.list.array[arrIdx]->value.choice.TransactionID = assignTransactionId(duDb); + + if(duDb->numOfRanFunction) + { + /* Accepted RAN function Id */ + arrIdx++; + ricServiceQuery->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_RANfunctionsAccepted; + ricServiceQuery->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + ricServiceQuery->protocolIEs.list.array[arrIdx]->value.present = RICserviceQuery_IEs__value_PR_RANfunctionsID_List; + if(BuildRanFunctionAcceptedList(duDb, 0, NULL, &ricServiceQuery->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsID_List, ProcedureCodeE2_id_RICserviceQuery)!=ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build Ran function added list"); + break; + } + } + + xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg); + memset(encBuf, 0, ENC_BUF_MAX_LEN); + encBufSize = 0; + encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf, encBuf); + + /* Check encode results */ + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode RIC service Query structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RIC service Query\n"); + for(int i=0; i< encBufSize; i++) + { + DU_LOG("%x",encBuf[i]); + } + } + + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duDb->duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Sending of RIC service Query failed"); + break; + } + + ret =ROK; + break; + } + FreeRicServiceQuery(e2apMsg); + return ret; +} + +/******************************************************************* + * + * @brief deallocate the memory allocated in RicServiceUpdateFailure + * + * @details + * + * Function : FreeRicServiceUpdateFailure + * + * Functionality: deallocate the memory allocated in RicServiceUpdatefailure + * + * @params[in] E2AP_PDU_t *e2apMsg + * + * @return void + * ****************************************************************/ + +void FreeRicServiceUpdateFailure(E2AP_PDU_t *e2apMsg) +{ + uint8_t arrIdx = 0; + RICserviceUpdateFailure_t *ricServiceUpdateFailure=NULL; + + if(e2apMsg) + { + if(e2apMsg->choice.unsuccessfulOutcome) + { + ricServiceUpdateFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICserviceUpdateFailure; + if(ricServiceUpdateFailure->protocolIEs.list.array) + { + for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) + { + RIC_FREE(ricServiceUpdateFailure->protocolIEs.list.array[arrIdx], sizeof(RICserviceUpdateFailure_IEs_t)); + } + RIC_FREE(ricServiceUpdateFailure->protocolIEs.list.array, ricServiceUpdateFailure->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief fill E2 failure cause + * + * @details + * + * Function : fillE2FailureCause + * + * Functionality: fill E2 failure cause + * @return ROK - success + * RFAILED - failure + * + ******************************************************************/ + +void fillE2FailureCause(CauseE2_t *cause, CauseE2_PR causePresent, uint8_t reason) +{ + cause->present = causePresent; + + switch(cause->present) + { + case CauseE2_PR_ricRequest: + cause->choice.ricRequest = reason; + break; + case CauseE2_PR_ricService: + cause->choice.ricService = reason; + break; + case CauseE2_PR_e2Node: + cause->choice.e2Node = reason; + break; + case CauseE2_PR_transport: + cause->choice.transport = reason; + break; + case CauseE2_PR_protocol: + cause->choice.protocol = reason; + break; + case CauseE2_PR_misc: + cause->choice.misc = reason; + break; + default: + cause->choice.misc = CauseE2Misc_unspecified; + break; + } +} + +/******************************************************************* + * + * @brief build and send the ric service update failure + * + * @details + * + * Function : BuildAndSendRicServiceUpdateFailure + * + * Functionality: build and send the ric service update failure + * @return ROK - success + * RFAILED - failure + * + ******************************************************************/ + +uint8_t BuildAndSendRicServiceUpdateFailure(uint32_t duId, int8_t transId, CauseE2_PR causePresent, uint8_t reason) +{ + + E2AP_PDU_t *e2apMsg = NULL; + asn_enc_rval_t encRetVal; + uint8_t ret = RFAILED; + uint8_t arrIdx=0; + uint8_t elementCnt=0; + RICserviceUpdateFailure_t *ricServiceFailure=NULL; + + DU_LOG("\nINFO --> E2AP : Building Ric service update failure\n"); + while(true) + { + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); + break; + } + e2apMsg->present = E2AP_PDU_PR_unsuccessfulOutcome; + RIC_ALLOC(e2apMsg->choice.unsuccessfulOutcome , sizeof(struct UnsuccessfulOutcomeE2)); + if(e2apMsg->choice.unsuccessfulOutcome == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); + break; + } + + e2apMsg->choice.unsuccessfulOutcome->procedureCode = ProcedureCodeE2_id_RICserviceUpdate; + e2apMsg->choice.unsuccessfulOutcome->criticality = CriticalityE2_reject; + e2apMsg->choice.unsuccessfulOutcome->value.present = UnsuccessfulOutcomeE2__value_PR_RICserviceUpdateFailure; + ricServiceFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICserviceUpdateFailure; + + elementCnt = 3; + ricServiceFailure->protocolIEs.list.count = elementCnt; + ricServiceFailure->protocolIEs.list.size = elementCnt * sizeof(RICserviceUpdateFailure_IEs_t *); + + RIC_ALLOC(ricServiceFailure->protocolIEs.list.array, ricServiceFailure->protocolIEs.list.size); + if(ricServiceFailure->protocolIEs.list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for ricServiceFailureIEs failed"); + break; + } + + for(arrIdx=0; arrIdxprotocolIEs.list.array[arrIdx], sizeof(RICserviceUpdateFailure_IEs_t)); + if(ricServiceFailure->protocolIEs.list.array[arrIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for ricServiceFailureIEs failed"); + break; + } + } + if(arrIdx E2AP : Memory allocation for ricServiceFailureIEs failed"); + break; + } + + /* Trans Id */ + arrIdx = 0; + ricServiceFailure->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TransactionID; + ricServiceFailure->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + ricServiceFailure->protocolIEs.list.array[arrIdx]->value.present = RICserviceUpdateFailure_IEs__value_PR_TransactionID; + ricServiceFailure->protocolIEs.list.array[arrIdx]->value.choice.TransactionID = transId; + + arrIdx++; + ricServiceFailure->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_CauseE2; + ricServiceFailure->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + ricServiceFailure->protocolIEs.list.array[arrIdx]->value.present = RICserviceUpdateFailure_IEs__value_PR_CauseE2; + fillE2FailureCause(&ricServiceFailure->protocolIEs.list.array[arrIdx]->value.choice.CauseE2, causePresent, reason); + + arrIdx++; + ricServiceFailure->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TimeToWaitE2; + ricServiceFailure->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_ignore; + ricServiceFailure->protocolIEs.list.array[arrIdx]->value.present = RICserviceUpdateFailure_IEs__value_PR_TimeToWaitE2; + ricServiceFailure->protocolIEs.list.array[arrIdx]->value.choice.TimeToWaitE2 = TimeToWaitE2_v5s; + + xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg); + memset(encBuf, 0, ENC_BUF_MAX_LEN); + encBufSize = 0; + encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf, encBuf); + + /* Check encode results */ + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode RIC service update failure structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RIC service update Failure\n"); + for(int i=0; i< encBufSize; i++) + { + DU_LOG("%x",encBuf[i]); + } + } + + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Sending RIC service update failed"); + break; + } + ret = ROK; + break; + } + + FreeRicServiceUpdateFailure(e2apMsg); + return ret; +} + + +/******************************************************************* + * + * @brief deallocate the memory allocated in RicServiceUpdateAck( + * + * @details + * + * Function : FreeRicServiceUpdateAck + * + * Functionality: deallocate the memory allocated in RicServiceUpdateAck + * + * @params[in] E2AP_PDU_t *e2apMsg + * + * @return void + * ****************************************************************/ + +void FreeRicServiceUpdateAck(E2AP_PDU_t *e2apMsg) +{ + uint8_t arrIdx = 0, ranFuncIdx=0; + RANfunctionsID_List_t *acceptedList=NULL; + RICserviceUpdateAcknowledge_t *ricServiceUpdateAck=NULL; + RANfunctionsIDcause_List_t *rejectedList=NULL; + + if(e2apMsg) + { + if(e2apMsg->choice.successfulOutcome) + { + ricServiceUpdateAck = &e2apMsg->choice.successfulOutcome->value.choice.RICserviceUpdateAcknowledge; + if(ricServiceUpdateAck->protocolIEs.list.array) + { + for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) + { + if(ricServiceUpdateAck->protocolIEs.list.array[arrIdx]) + { + switch(ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->id) + { + case ProtocolIE_IDE2_id_RANfunctionsAccepted: + { + acceptedList= &ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsID_List; + if(acceptedList->list.array) + { + for(ranFuncIdx=0;ranFuncIdxlist.count; ranFuncIdx++) + { + RIC_FREE(acceptedList->list.array[ranFuncIdx], sizeof(RANfunction_ItemIEs_t)); + } + RIC_FREE(acceptedList->list.array, acceptedList->list.size); + } + break; + } + + case ProtocolIE_IDE2_id_RANfunctionsRejected: + { + rejectedList= &ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsIDcause_List; + if(rejectedList->list.array) + { + for(ranFuncIdx=0;ranFuncIdxlist.count; ranFuncIdx++) + { + RIC_FREE(rejectedList->list.array[ranFuncIdx], sizeof(RANfunctionIDcause_ItemIEs_t)); + } + RIC_FREE(rejectedList->list.array, rejectedList->list.size); + } + break; + } + } + RIC_FREE(ricServiceUpdateAck->protocolIEs.list.array[arrIdx], sizeof(RICserviceUpdateAcknowledge_IEs_t)); + } + } + RIC_FREE(ricServiceUpdateAck->protocolIEs.list.array, ricServiceUpdateAck->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief Build RAN function rejected list + * + * @details + * + * Function : BuildRanFunctionRejectedList + * + * Functionality: Build RAN function rejected list + * + * @params[in] + * Count of ran functions to be rejected in the list + * Received list of RAN functions + * + * @return ROK - success + * RFAILED - failure + * ****************************************************************/ + +uint8_t BuildRanFunctionRejectedList(uint8_t count, RanFunction *ranFunRejectedList, RANfunctionsIDcause_List_t *ranFuncRejectedList) +{ + uint8_t ranFuncIdx = 0; + RANfunctionIDcause_ItemIEs_t *ranFuncRejectedItemIe=NULL; + + ranFuncRejectedList->list.count = count; + + ranFuncRejectedList->list.size = ranFuncRejectedList->list.count*sizeof(RANfunctionIDcause_ItemIEs_t*); + RIC_ALLOC(ranFuncRejectedList->list.array, ranFuncRejectedList->list.size); + if(ranFuncRejectedList->list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for RAN function rejected list array"); + return RFAILED; + } + + for(ranFuncIdx = 0; ranFuncIdx< ranFuncRejectedList->list.count; ranFuncIdx++) + { + RIC_ALLOC(ranFuncRejectedList->list.array[ranFuncIdx], sizeof(RANfunctionIDcause_ItemIEs_t)); + if(ranFuncRejectedList->list.array[ranFuncIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for RAN function rejected list array item"); + return RFAILED; + } + ranFuncRejectedItemIe = (RANfunctionIDcause_ItemIEs_t*)ranFuncRejectedList->list.array[ranFuncIdx]; + ranFuncRejectedItemIe->id = ProtocolIE_IDE2_id_RANfunctionIEcause_Item; + ranFuncRejectedItemIe->criticality= CriticalityE2_ignore; + ranFuncRejectedItemIe->value.present = RANfunctionIDcause_ItemIEs__value_PR_RANfunctionIDcause_Item; + ranFuncRejectedItemIe->value.choice.RANfunctionIDcause_Item.ranFunctionID = ranFunRejectedList[ranFuncIdx].id; + fillE2FailureCause(&ranFuncRejectedItemIe->value.choice.RANfunctionIDcause_Item.cause, CauseE2_PR_ricService,\ + CauseE2RICservice_ran_function_not_supported); + } + + return ROK; +} + +/******************************************************************* + * + * @brief build and send the ric service update Acknowledge + * + * @details + * + * Function : BuildAndSendRicServiceUpdateAcknowledge + * + * Functionality: build and send the ric service update Acknowledge + * @return ROK - success + * RFAILED - Acknowledge + * + ******************************************************************/ + +uint8_t BuildAndSendRicServiceUpdateAcknowledge(DuDb *duDb, int8_t transId, RicTmpRanFunList ricRanFuncList) +{ + E2AP_PDU_t *e2apMsg = NULL; + asn_enc_rval_t encRetVal; + uint8_t arrIdx=0, elementCnt=0, ret=RFAILED;; + RICserviceUpdateAcknowledge_t *ricServiceUpdateAck=NULL; + + DU_LOG("\nINFO --> E2AP : Building Ric service update Acknowledge\n"); + while(true) + { + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); + break; + } + e2apMsg->present = E2AP_PDU_PR_successfulOutcome; + RIC_ALLOC(e2apMsg->choice.successfulOutcome , sizeof(struct SuccessfulOutcomeE2)); + if(e2apMsg->choice.successfulOutcome == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); + break; + } + + e2apMsg->choice.successfulOutcome->procedureCode = ProcedureCodeE2_id_RICserviceUpdate; + e2apMsg->choice.successfulOutcome->criticality = CriticalityE2_reject; + e2apMsg->choice.successfulOutcome->value.present = SuccessfulOutcomeE2__value_PR_RICserviceUpdateAcknowledge; + ricServiceUpdateAck = &e2apMsg->choice.successfulOutcome->value.choice.RICserviceUpdateAcknowledge; + + elementCnt = 1; + if(ricRanFuncList.numOfRanFunAccepted) + elementCnt++; + if(ricRanFuncList.numOfRanFuneRejected) + elementCnt++; + + + ricServiceUpdateAck->protocolIEs.list.count = elementCnt; + ricServiceUpdateAck->protocolIEs.list.size = elementCnt * sizeof(RICserviceUpdateAcknowledge_IEs_t*); + + RIC_ALLOC(ricServiceUpdateAck->protocolIEs.list.array, ricServiceUpdateAck->protocolIEs.list.size); + if(ricServiceUpdateAck->protocolIEs.list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for ricServiceUpdateAckIEs failed"); + break; + } + + for(arrIdx=0; arrIdxprotocolIEs.list.array[arrIdx], sizeof(RICserviceUpdateAcknowledge_IEs_t)); + if(ricServiceUpdateAck->protocolIEs.list.array[arrIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation for ricServiceUpdateAckIEs failed"); + break; + } + } + if(arrIdx E2AP : Memory allocation for ricServiceUpdateAckIEs failed"); + break; + } + + /* Trans Id */ + arrIdx = 0; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TransactionID; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->value.present = RICserviceUpdateAcknowledge_IEs__value_PR_TransactionID; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.TransactionID = transId; + + if(ricRanFuncList.numOfRanFunAccepted) + { + /* Accepted RAN function List */ + arrIdx++; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_RANfunctionsAccepted; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->value.present = RICserviceUpdateAcknowledge_IEs__value_PR_RANfunctionsID_List; + if(BuildRanFunctionAcceptedList(duDb, ricRanFuncList.numOfRanFunAccepted, ricRanFuncList.ranFunAcceptedList,\ + &ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsID_List, ProcedureCodeE2_id_RICserviceUpdate)!=ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build Ran function added list"); + break; + } + } + + if(ricRanFuncList.numOfRanFuneRejected) + { + /* RAN Functions Rejected List */ + arrIdx++; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_RANfunctionsRejected; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->value.present = RICserviceUpdateAcknowledge_IEs__value_PR_RANfunctionsIDcause_List; + if(BuildRanFunctionRejectedList(ricRanFuncList.numOfRanFuneRejected, ricRanFuncList.ranFunRejectedList, \ + &ricServiceUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsIDcause_List)!=ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build Ran function rejected list"); + break; + } + } + + + xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg); + memset(encBuf, 0, ENC_BUF_MAX_LEN); + encBufSize = 0; + encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf, encBuf); + + /* Check encode results */ + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode RIC service update Acknowledge structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RIC service update Acknowledge\n"); + for(int i=0; i< encBufSize; i++) + { + DU_LOG("%x",encBuf[i]); + } + } + + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duDb->duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Sending RIC service update ack failed"); + break; + } + ret =ROK; + break; + } + FreeRicServiceUpdateAck(e2apMsg); + return ret; +} + +/******************************************************************* + * + * @brief process the RIC service update + * + * @details + * + * Function : ProcRicserviceUpdate + * + * Functionality: process the RIC service update + * + * @return ROK - success + * RFAILED - failure + * + ******************************************************************/ + +void ProcRicServiceUpdate(uint32_t duId, RICserviceUpdate_t *ricServiceUpdate) +{ + RicTmpRanFunList ricRanFuncList; + DuDb *duDb = NULLP; + int8_t transId =-1; + uint8_t duIdx = 0, elementCnt =0, arrIdx = 0; + uint16_t ranFuncIdx = 0, failedRanFuncCount=0, recvdRanFuncCount=0; + RANfunction_ItemIEs_t *ranFuncItemIe =NULL; + RANfunction_Item_t *ranFuncItem =NULL; + RANfunctionID_Item_t *ranFuncIdItem=NULL; + RANfunctions_List_t *ranFuncList=NULL; + RANfunctionsID_List_t *deleteList=NULL; + RANfunctionID_ItemIEs_t *delRanFuncItem=NULL; + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return; + } + memset(&ricRanFuncList, 0, sizeof(RicTmpRanFunList)); + + if(!ricServiceUpdate) + { + DU_LOG("\nERROR --> E2AP : ricServiceUpdate pointer is null"); + return; + } + + if(!ricServiceUpdate->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : ricServiceUpdate array pointer is null"); + return; + } + elementCnt = ricServiceUpdate->protocolIEs.list.count; + for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) + { + if(!ricServiceUpdate->protocolIEs.list.array[arrIdx]) + { + DU_LOG("\nERROR --> E2AP : ricServiceUpdate array idx %d pointer is null",arrIdx); + return; + } + + switch(ricServiceUpdate->protocolIEs.list.array[arrIdx]->id) + { + case ProtocolIE_IDE2_id_TransactionID: + { + transId = ricServiceUpdate->protocolIEs.list.array[arrIdx]->value.choice.TransactionID; + + if(transId < 0 || transId > 255) + { + DU_LOG("\nERROR --> E2AP : Received invalid transId %d",transId); + return; + } + break; + } + + case ProtocolIE_IDE2_id_RANfunctionsAdded: + { + ranFuncList = &ricServiceUpdate->protocolIEs.list.array[arrIdx]->value.choice.RANfunctions_List; + + if(ranFuncList->list.array) + { + for(ranFuncIdx=0;ranFuncIdxlist.count; ranFuncIdx++) + { + ranFuncItemIe = (RANfunction_ItemIEs_t *) ranFuncList->list.array[ranFuncIdx]; + ranFuncItem = &ranFuncItemIe->value.choice.RANfunction_Item; + + /* Adding the ran function in temporary list */ + ricRanFuncList.ranFunAcceptedList[ricRanFuncList.numOfRanFunAccepted].id = ranFuncItem->ranFunctionID; + ricRanFuncList.ranFunAcceptedList[ricRanFuncList.numOfRanFunAccepted].revisionCounter = ranFuncItem->ranFunctionRevision; + ricRanFuncList.numOfRanFunAccepted++; + + /* Adding the new ran function in DB*/ + duDb->ranFunction[ranFuncItem->ranFunctionID-1].id = ranFuncItem->ranFunctionID; + duDb->ranFunction[ranFuncItem->ranFunctionID-1].revisionCounter = ranFuncItem->ranFunctionRevision; + duDb->numOfRanFunction++; + + /* Calculating total number of ran fuctions which are received for addition */ + recvdRanFuncCount++; + } + } + break; + } + + case ProtocolIE_IDE2_id_RANfunctionsModified: + { + + ranFuncList = &ricServiceUpdate->protocolIEs.list.array[arrIdx]->value.choice.RANfunctions_List; + if(ranFuncList->list.array) + { + for(ranFuncIdx = 0; ranFuncIdx< ranFuncList->list.count; ranFuncIdx++) + { + ranFuncItemIe = (RANfunction_ItemIEs_t *) ranFuncList->list.array[ranFuncIdx]; + ranFuncItem = &ranFuncItemIe->value.choice.RANfunction_Item; + if(duDb->ranFunction[ranFuncItem->ranFunctionID-1].id != ranFuncItem->ranFunctionID) + { + /* Calculating total number of ran fuctions which are not present */ + failedRanFuncCount++; + + /* Adding the ran function in temporary list */ + ricRanFuncList.ranFunRejectedList[ricRanFuncList.numOfRanFuneRejected].id = ranFuncItem->ranFunctionID; + ricRanFuncList.numOfRanFuneRejected++; + } + else + { + + /* Adding the ran function in temporary list */ + ricRanFuncList.ranFunAcceptedList[ricRanFuncList.numOfRanFunAccepted].id = ranFuncItem->ranFunctionID; + ricRanFuncList.ranFunAcceptedList[ricRanFuncList.numOfRanFunAccepted].revisionCounter = ranFuncItem->ranFunctionRevision; + ricRanFuncList.numOfRanFunAccepted++; + + /* Updating the new ran function in DB*/ + duDb->ranFunction[ranFuncItem->ranFunctionID-1].revisionCounter = ranFuncItem->ranFunctionRevision; + } + /* Calculating total number of ran fuctions which are received for modification */ + recvdRanFuncCount++; + } + } + break; + } + case ProtocolIE_IDE2_id_RANfunctionsDeleted: + { + + deleteList = &ricServiceUpdate->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionsID_List; + if(deleteList->list.array) + { + for(ranFuncIdx = 0; ranFuncIdx< deleteList->list.count; ranFuncIdx++) + { + delRanFuncItem = (RANfunctionID_ItemIEs_t*) deleteList->list.array[ranFuncIdx]; + ranFuncIdItem = &delRanFuncItem->value.choice.RANfunctionID_Item; + if(duDb->ranFunction[ranFuncIdItem->ranFunctionID-1].id == ranFuncIdItem->ranFunctionID) + { + memset(&duDb->ranFunction[ranFuncIdItem->ranFunctionID-1], 0, sizeof(RanFunction)); + duDb->numOfRanFunction--; + } + + /* Calculating total number of ran fuctions which are received for deletion */ + recvdRanFuncCount++; + } + } + break; + } + + default: + { + DU_LOG("\nERROR --> E2AP : IE [%ld] is not supported",ricServiceUpdate->protocolIEs.list.array[arrIdx]->id); + break; + } + } + } + + /* Sending RIC Service Update Failed if all RAN Functions received fail or if any IE processing fails + * Else sending RIC Service Update Acknowledge */ + if((elementCnt > arrIdx) ||((recvdRanFuncCount > 0) && (recvdRanFuncCount == failedRanFuncCount))) + { + if(BuildAndSendRicServiceUpdateFailure(duDb->duId, transId, CauseE2_PR_misc, CauseE2Misc_unspecified) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build and send RIC service update Failure"); + return; + } + } + else + { + if(BuildAndSendRicServiceUpdateAcknowledge(duDb, transId, ricRanFuncList) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build and send RIC service update acknowledge"); + return; + } + } +} + +/******************************************************************* + * + * @brief Processing RIC subscription failure from DU + * + * @details + * + * Function : ProcRicSubscriptionFailure + * + * Functionality: Processing RIC subscription failure from DU + * + * @param ID of DU from which message was sent + * RIC Subscription failure message + * @return ROK - success + * RFAILED - failure + * + ******************************************************************/ +uint8_t ProcRicSubscriptionFailure(uint32_t duId, RICsubscriptionFailure_t *ricSubscriptionFailure) +{ + uint8_t ieIdx = 0, duIdx = 0, subsIdx = 0; + uint8_t ranFuncId = 0; + bool ricReqIdDecoded = false; + DuDb *duDb = NULLP; + RanFunction *ranFuncDb = NULLP; + RicRequestId ricReqId; + RICsubscriptionFailure_IEs_t *ricSubsFailIe = NULLP; + + DU_LOG("\nINFO --> E2AP : Received RIC subscription failure"); + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return; + } + + memset(&ricReqId, 0, sizeof(RicRequestId)); + if(ricSubscriptionFailure) + { + if(ricSubscriptionFailure->protocolIEs.list.array) + { + for(ieIdx=0; ieIdxprotocolIEs.list.count; ieIdx++) + { + if(ricSubscriptionFailure->protocolIEs.list.array[ieIdx]) + { + ricSubsFailIe = ricSubscriptionFailure->protocolIEs.list.array[ieIdx]; + switch(ricSubscriptionFailure->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_RICrequestID: + { + ricReqId.requestorId = ricSubsFailIe->value.choice.RICrequestID.ricRequestorID; + ricReqId.instanceId = ricSubsFailIe->value.choice.RICrequestID.ricInstanceID; + ricReqIdDecoded = true; + break; + } + case ProtocolIE_IDE2_id_RANfunctionID: + { + ranFuncId = ricSubsFailIe->value.choice.RANfunctionID; + if(duDb->ranFunction[ranFuncId-1].id == ranFuncId) + { + ranFuncDb = &duDb->ranFunction[ranFuncId-1]; + } + break; + } + case ProtocolIE_IDE2_id_CauseE2: + default: + /* No handling required as of now since this is a stub */ + break; + + } + } + } + + /* Remove subscription entry from RAN Function */ + if(ranFuncDb && ricReqIdDecoded) + { + for(subsIdx = 0; subsIdx < ranFuncDb->numOfSubscription; subsIdx++) + { + if((ranFuncDb->subscriptionList[subsIdx].requestId.requestorId == ricReqId.requestorId) && + (ranFuncDb->subscriptionList[subsIdx].requestId.instanceId == ricReqId.instanceId)) + { + memset(&ranFuncDb->subscriptionList[subsIdx], 0, sizeof(RicSubscription)); + break; + } + } + } + } + } + return ROK; +} + /******************************************************************* * * @brief Handles received E2AP message and sends back response @@ -1529,6 +2964,13 @@ void E2APMsgHdlr(uint32_t *duId, Buffer *mBuf) DU_LOG("\nINFO --> E2AP : RIC Indication Acknowledged"); break; } + case InitiatingMessageE2__value_PR_RICserviceUpdate: + { + DU_LOG("\nINFO --> E2AP : RIC Service update received"); + ProcRicServiceUpdate(*duId, &e2apMsg->choice.initiatingMessage->value.choice.RICserviceUpdate); + break; + } + default: { DU_LOG("\nERROR --> E2AP : Invalid type of intiating message [%d]",e2apMsg->choice.initiatingMessage->value.present); @@ -1555,6 +2997,25 @@ void E2APMsgHdlr(uint32_t *duId, Buffer *mBuf) } break; } + case E2AP_PDU_PR_unsuccessfulOutcome: + { + switch(e2apMsg->choice.successfulOutcome->value.present) + { + case UnsuccessfulOutcomeE2__value_PR_RICsubscriptionFailure: + { + ProcRicSubscriptionFailure(*duId, \ + &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionFailure); + break; + } + default: + { + DU_LOG("\nERROR --> E2AP : Invalid type of unsuccessfulOutcome message [%d]", \ + e2apMsg->choice.unsuccessfulOutcome->value.present); + return; + } + } + break; + } default: { DU_LOG("\nERROR --> E2AP : Invalid type message type ");