X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2Fric_stub%2Fric_e2ap_msg_hdl.c;h=025f07668d21bcabef44c19fa0b183323d746a04;hb=74c1c6556c1a0ff255d36967db0abca3037522a8;hp=8a6244c59fd053e05a5f80b6be13914966f9b10b;hpb=7a8431f7dc43c83d2dd83a242924c1ee044e711a;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 8a6244c59..025f07668 100644 --- a/src/ric_stub/ric_e2ap_msg_hdl.c +++ b/src/ric_stub/ric_e2ap_msg_hdl.c @@ -42,7 +42,108 @@ #include "E2SM-KPM-ActionDefinition.h" #include "E2SM-KPM-EventTriggerDefinition-Format1.h" #include "E2SM-KPM-EventTriggerDefinition.h" +#include "E2connectionUpdate-Item.h" +/******************************************************************* + * + * @brief Printing Type and Cause of failure + * + * @details + * + * Function : printE2ErrorCause + * + * Functionality: Printing Type and Cause of failure + * + * @params[in] E2 Cause + * @return void + * + ******************************************************************/ + +void printE2ErrorCause(CauseE2_t *cause) +{ + switch(cause->present) + { + case CauseE2_PR_ricRequest: + { + DU_LOG("Failure_Type [%s] Cause [%ld]", "RIC_Request", cause->choice.ricRequest); + break; + } + case CauseE2_PR_ricService: + { + DU_LOG("Failure_Type [%s] Cause [%ld]", "RIC_Service", cause->choice.ricService); + break; + } + case CauseE2_PR_e2Node: + { + DU_LOG("Failure_Type [%s] Cause [%ld]", "E2_Node", cause->choice.e2Node); + break; + } + case CauseE2_PR_transport: + { + DU_LOG("Failure_Type [%s] Cause [%ld]", "Transport", cause->choice.transport); + break; + } + case CauseE2_PR_protocol: + { + DU_LOG("Failure_Type [%s] Cause [%ld]", "Protocol", cause->choice.protocol); + break; + } + case CauseE2_PR_misc: + { + DU_LOG("Failure_Type [%s] Cause [%ld]", "Miscellaneous", cause->choice.misc); + break; + } + default: + { + DU_LOG("Failure_Type and Cause unknown"); + break; + } + } +} + +/******************************************************************* + * + * @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; + } +} /******************************************************************* * @@ -125,6 +226,168 @@ uint8_t SendE2APMsg(Region region, Pool pool, uint32_t duId) return ROK; } /* SendE2APMsg */ +/******************************************************************* + * + * @brief Deallocate the memory allocated for RemovalRequest msg + * + * @details + * + * Function : FreeRemovalRequest + * + * Functionality: + * - freeing the memory allocated for RemovalRequest + * + * @params[in] E2AP_PDU_t *e2apMsg + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +void FreeRemovalRequest(E2AP_PDU_t *e2apMsg) +{ + uint8_t ieIdx =0; + E2RemovalRequest_t *removalReq = NULLP; + + if(e2apMsg != NULLP) + { + if(e2apMsg->choice.initiatingMessage != NULLP) + { + removalReq = &e2apMsg->choice.initiatingMessage->value.choice.E2RemovalRequest; + if(removalReq->protocolIEs.list.array) + { + for(ieIdx = 0; ieIdx < removalReq->protocolIEs.list.count; ieIdx++) + { + RIC_FREE(removalReq->protocolIEs.list.array[ieIdx], sizeof(E2RemovalRequestIEs_t)); + } + RIC_FREE(removalReq->protocolIEs.list.array, removalReq->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief Build and send the removal request msg + * + * @details + * + * Function : BuildAndSendRemovalRequest + * + * Functionality: + * - Buld and send the removal request msg to E2 node + * + * @params[in] + * DU database + * Type of failure + * Cause of failure + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +uint8_t BuildAndSendRemovalRequest(DuDb *duDb) +{ + uint8_t ieIdx = 0, elementCnt = 0, transId = 0; + uint8_t ret = RFAILED; + E2AP_PDU_t *e2apMsg = NULLP; + E2RemovalRequest_t *removalReq = NULLP; + asn_enc_rval_t encRetVal; /* Encoder return value */ + + DU_LOG("\nINFO --> E2AP : Building Removal Request\n"); + + do + { + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + e2apMsg->present = E2AP_PDU_PR_initiatingMessage; + RIC_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + if(e2apMsg->choice.initiatingMessage == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_E2removal; + e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject; + e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_E2RemovalRequest; + removalReq = &e2apMsg->choice.initiatingMessage->value.choice.E2RemovalRequest; + + elementCnt = 1; + removalReq->protocolIEs.list.count = elementCnt; + removalReq->protocolIEs.list.size = elementCnt * sizeof(E2RemovalRequestIEs_t *); + + RIC_ALLOC(removalReq->protocolIEs.list.array, removalReq->protocolIEs.list.size); + if(!removalReq->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + for(ieIdx = 0; ieIdx < elementCnt; ieIdx++) + { + RIC_ALLOC(removalReq->protocolIEs.list.array[ieIdx], sizeof(E2RemovalRequestIEs_t)); + if(!removalReq->protocolIEs.list.array[ieIdx]) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + } + + /* In case of failure */ + if(ieIdx < elementCnt) + break; + + ieIdx = 0; + removalReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID; + removalReq->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject; + removalReq->protocolIEs.list.array[ieIdx]->value.present = E2RemovalRequestIEs__value_PR_TransactionID; + transId = assignTransactionId(duDb); + removalReq->protocolIEs.list.array[ieIdx]->value.choice.TransactionID = transId; + + /* Prints the Msg formed */ + 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); + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode removal request structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for removal request\n"); +#ifdef DEBUG_ASN_PRINT + for(int i=0; i< encBufSize; i++) + { + printf("%x",encBuf[i]); + } +#endif + } + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duDb->duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Sending removal request failed"); + break; + } + + + ret = ROK; + break; + }while(true); + + /* Free all memory */ + FreeRemovalRequest(e2apMsg); + return ret; +} + /******************************************************************* * * @brief Fetches RAN Function DB @@ -237,77 +500,298 @@ ActionInfo *fetchActionInfoFromActionId(uint8_t actionId, RicSubscription *ricSu return actionInfoDb; } -/******************************************************************* +/****************************************************************** * - * @brief deallocate memory allocated in E2 Node Config Update Failure + * @brief Search E2 node component with the help of interface type + * and component Id * * @details * - * Function : FreeE2ConfigUpdateFail + * Function : fetchE2NodeComponentInfo * - * Functionality: deallocate memory allocated in E2 Node Config Update Failure + * Functionality: Search E2 node component * - * @params[in] E2AP_PDU_t *e2apMsg + * @params[in] + * DU databse + * Type of interface + * Pointer to E2 component node to be searched + * @return CmLList * - * @return void * ****************************************************************/ -void FreeE2ConfigUpdateFail(E2AP_PDU_t *e2apMsg) +E2NodeComponent *fetchE2NodeComponentInfo(DuDb *duDb, InterfaceType interfaceType,CmLList **e2ComponentNode) { - uint8_t arrIdx = 0; - E2nodeConfigurationUpdateFailure_t *e2NodeCfgUpdFail=NULL; + E2NodeComponent *e2NodeComponentInfo=NULLP; - if(e2apMsg) + if(duDb->e2NodeComponent.count) { - if(e2apMsg->choice.unsuccessfulOutcome) + CM_LLIST_FIRST_NODE(&duDb->e2NodeComponent, *e2ComponentNode); + while(*e2ComponentNode) { - e2NodeCfgUpdFail = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2nodeConfigurationUpdateFailure; - if(e2NodeCfgUpdFail->protocolIEs.list.array) + e2NodeComponentInfo = (E2NodeComponent*)((*e2ComponentNode)->node); + if((e2NodeComponentInfo->interfaceType == interfaceType)) { - for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) - { - RIC_FREE(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx], sizeof(E2nodeConfigurationUpdateFailure_IEs_t)); - } - RIC_FREE(e2NodeCfgUpdFail->protocolIEs.list.array, e2NodeCfgUpdFail->protocolIEs.list.size); + break; } - RIC_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t)); + + *e2ComponentNode = (*e2ComponentNode)->next; + e2NodeComponentInfo = NULLP; } - RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); } + return e2NodeComponentInfo; } /******************************************************************* * - * @brief Buld and send the E2 Node Config Update failure + * @brief update E2 node config list * * @details * - * Function : BuildAndSendE2NodeConfigUpdateFailure + * Function : updateE2NodeConfigList * * Functionality: - * - Buld and send the E2 Node Config Update failure + * - update E2 node config list + * @params[in] + * DU databse + * Protocol Id + * Configuration which need to update in Database + * * @return ROK - success * RFAILED - failure * * ****************************************************************/ - -uint8_t BuildAndSendE2NodeConfigUpdateFailure(uint32_t duId, uint8_t transId, uint8_t causeInfo, uint8_t causeReason) +uint8_t updateE2NodeConfigList(DuDb **duDb, uint8_t protocolId, E2NodeConfigItem *tmpCfg) { - E2AP_PDU_t *e2apMsg = NULL; - asn_enc_rval_t encRetVal; - uint8_t arrIdx=0; - uint8_t elementCnt=0; - bool memAllocFailed = false; - E2nodeConfigurationUpdateFailure_t *e2NodeCfgUpdateFail=NULL; + CmLList *node; + E2NodeComponent * e2NodeComponentInfo; + bool configFound= false; - DU_LOG("\nINFO --> E2AP : Building E2 Node Config Update failure\n"); - while(true) + switch(protocolId) { - RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); - if(e2apMsg == NULLP) - { - DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed"); - break; + case ProtocolIE_IDE2_id_E2nodeComponentConfigAddition: + { + /* Adding the new e2 node component in DB*/ + RIC_ALLOC(e2NodeComponentInfo, sizeof(E2NodeComponent)); + e2NodeComponentInfo->interfaceType = tmpCfg->componentInfo.interfaceType; + e2NodeComponentInfo->componentId =tmpCfg->componentInfo.componentId; + RIC_ALLOC(node, sizeof(CmLList)); + if(node) + { + node->node = (PTR) e2NodeComponentInfo; + cmLListAdd2Tail(&(*duDb)->e2NodeComponent, node); + configFound =true; + } + else + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed for e2NodeComponentList node"); + RIC_FREE(e2NodeComponentInfo, sizeof(E2NodeComponent)); + return RFAILED; + } + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdate: + { + /* searching for information in a database */ + e2NodeComponentInfo = fetchE2NodeComponentInfo((*duDb),tmpCfg->componentInfo.interfaceType, &node); + if(!e2NodeComponentInfo) + { + DU_LOG("\nERROR --> E2AP : Failed to find the e2 component node"); + return RFAILED; + } + /* If the node is present then update the value */ + e2NodeComponentInfo->componentId =tmpCfg->componentInfo.componentId; + configFound =true; + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigRemoval: + { + /* searching for information in a database */ + e2NodeComponentInfo = fetchE2NodeComponentInfo((*duDb),tmpCfg->componentInfo.interfaceType, &node); + if(!e2NodeComponentInfo) + { + DU_LOG("\nERROR --> E2AP : Failed to find the e2 component node"); + return RFAILED; + } + /* Delete the node from the list */ + e2NodeComponentInfo->componentId = tmpCfg->componentInfo.componentId; + cmLListDelFrm(&(*duDb)->e2NodeComponent, node); + RIC_FREE(e2NodeComponentInfo, sizeof(E2NodeComponent)); + configFound =true; + break; + } + } + + /* If the configuration update was successful, then mark the isSuccessful as + * true; otherwise, mark it as false. */ + if(configFound == true) + tmpCfg->isSuccessful = true; + else + tmpCfg->isSuccessful = false; + + return ROK; +} + +/******************************************************************* + * + * @brief Handling the E2 node configuration depending on the add, + * update, or remove configuration type + * + * @details + * + * Function : handleE2NodeComponentAction + * + * Functionality: + * - Handling the E2 node configuration depending on the add, + * update, or remove configuration type + * @params[in] + * DU database + * Pointer to e2NodeCfg which has info + * ProtocolId + * E2NodeConfigItem to be filled + * + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t handleE2NodeComponentAction(DuDb *duDb, PTR e2NodeCfg, uint8_t protocolId, E2NodeConfigItem *storeCfg) +{ + uint8_t configFound = ROK; + E2NodeConfigItem tmpCfg; + E2nodeComponentID_t componentId; + E2nodeComponentInterfaceType_t interface; + E2nodeComponentConfigAddition_Item_t *addCfg=NULL; + E2nodeComponentConfigUpdate_Item_t *updateCfg=NULL; + E2nodeComponentConfigRemoval_Item_t *removeCfg=NULL; + + /* fetching the interface and component id information from the e2NodeCfg */ + memset(storeCfg, 0, sizeof(E2NodeConfigItem)); + storeCfg->isSuccessful=false; + memset(&tmpCfg, 0, sizeof(E2NodeConfigItem)); + + switch(protocolId) + { + case ProtocolIE_IDE2_id_E2nodeComponentConfigAddition: + { + addCfg = (E2nodeComponentConfigAddition_Item_t *)e2NodeCfg; + interface = addCfg->e2nodeComponentInterfaceType; + componentId = addCfg->e2nodeComponentID; + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdate: + { + updateCfg = (E2nodeComponentConfigUpdate_Item_t *)e2NodeCfg; + interface = updateCfg->e2nodeComponentInterfaceType; + componentId = updateCfg->e2nodeComponentID; + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigRemoval: + { + removeCfg = (E2nodeComponentConfigRemoval_Item_t*)e2NodeCfg; + interface = removeCfg->e2nodeComponentInterfaceType; + componentId = removeCfg->e2nodeComponentID; + break; + } + } + + /* Storing the information in temporary structure */ + tmpCfg.componentInfo.interfaceType = interface; + + switch(componentId.present) + { + case E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1: + { + if(componentId.choice.e2nodeComponentInterfaceTypeF1) + { + tmpCfg.componentInfo.componentId = componentId.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[0]; + } + break; + } + default: + { + break; + } + } + + /* Updating the database configuration */ + configFound = updateE2NodeConfigList(&duDb, protocolId, &tmpCfg); + + memcpy(storeCfg, &tmpCfg,sizeof(E2NodeConfigItem)); + return configFound; + +} + +/******************************************************************* + * + * @brief deallocate memory allocated in E2 Node Config Update Failure + * + * @details + * + * Function : FreeE2ConfigUpdateFail + * + * Functionality: deallocate memory allocated in E2 Node Config Update Failure + * + * @params[in] E2AP_PDU_t *e2apMsg + * + * @return void + * ****************************************************************/ + +void FreeE2ConfigUpdateFail(E2AP_PDU_t *e2apMsg) +{ + uint8_t arrIdx = 0; + E2nodeConfigurationUpdateFailure_t *e2NodeCfgUpdFail=NULL; + + if(e2apMsg) + { + if(e2apMsg->choice.unsuccessfulOutcome) + { + e2NodeCfgUpdFail = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2nodeConfigurationUpdateFailure; + if(e2NodeCfgUpdFail->protocolIEs.list.array) + { + for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) + { + RIC_FREE(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx], sizeof(E2nodeConfigurationUpdateFailure_IEs_t)); + } + RIC_FREE(e2NodeCfgUpdFail->protocolIEs.list.array, e2NodeCfgUpdFail->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief Buld and send the E2 Node Config Update failure + * + * @details + * + * Function : BuildAndSendE2NodeConfigUpdateFailure + * + * Functionality: + * - Buld and send the E2 Node Config Update failure + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t BuildAndSendE2NodeConfigUpdateFailure(uint32_t duId, uint8_t transId, uint8_t causeInfo, uint8_t causeReason) +{ + E2AP_PDU_t *e2apMsg = NULL; + asn_enc_rval_t encRetVal; + uint8_t arrIdx=0; + uint8_t elementCnt=0; + bool memAllocFailed = false; + E2nodeConfigurationUpdateFailure_t *e2NodeCfgUpdateFail=NULL; + + DU_LOG("\nINFO --> E2AP : Building E2 Node Config 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)); @@ -415,45 +899,158 @@ uint8_t BuildAndSendE2NodeConfigUpdateFailure(uint32_t duId, uint8_t transId, ui * * Functionality: Process E2 node configuration update * - * @return ROK - success - * RFAILED - failure + * @params[in] + * DU id + * Pointer to E2nodeConfigurationUpdate + * @return Void * ******************************************************************/ void ProcE2NodeConfigUpdate(uint32_t duId, E2nodeConfigurationUpdate_t *e2NodeConfigUpdate) { - uint8_t ieIdx = 0; - uint8_t transId = 0, e2NodeUpdateListIdx=0; + DuDb *duDb = NULLP; + E2NodeConfigList tmpE2NodeList; + uint16_t arrIdx=0; + uint8_t ieIdx = 0, duIdx = 0, elementCnt=0, transId = 0; + E2nodeComponentConfigAddition_List_t *e2NodeAddList=NULL; + E2nodeComponentConfigAddition_ItemIEs_t *e2NodeAddItemIe=NULL; + E2nodeComponentConfigAddition_Item_t *e2NodeAddItem=NULL; E2nodeComponentConfigUpdate_List_t *e2NodeUpdateList=NULLP; E2nodeComponentConfigUpdate_ItemIEs_t *e2NodeUpdateItemIe=NULLP; E2nodeComponentConfigUpdate_Item_t *e2NodeUpdateItem =NULLP; + E2nodeComponentConfigRemoval_List_t *e2NodeRemoveList=NULL; + E2nodeComponentConfigRemoval_ItemIEs_t *e2NodeRemovalItemIe=NULL; + E2nodeComponentConfigRemoval_Item_t *e2NodeRemovalItem=NULL; - if(e2NodeConfigUpdate) + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return; + } + + memset(&tmpE2NodeList, 0, sizeof(E2NodeConfigList)); + if(!e2NodeConfigUpdate) + { + DU_LOG("\nERROR --> E2AP : e2NodeConfigUpdate pointer is null"); + return; + } + if(!e2NodeConfigUpdate->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : e2NodeConfigUpdate array pointer is null"); + return; + } + + elementCnt = e2NodeConfigUpdate->protocolIEs.list.count; + for(ieIdx=0; ieIdx < e2NodeConfigUpdate->protocolIEs.list.count; ieIdx++) { - if(e2NodeConfigUpdate->protocolIEs.list.array) + if(!e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]) { - for(ieIdx=0; ieIdx < e2NodeConfigUpdate->protocolIEs.list.count; ieIdx++) - { - if(e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]) + DU_LOG("\nERROR --> E2AP : e2NodeConfigUpdate array idx %d pointer is null",arrIdx); + break; + } + + switch(e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_TransactionID: { - switch(e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]->id) + transId = e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]->value.choice.TransactionID; + if(transId < 0 || transId > 255) { - case ProtocolIE_IDE2_id_TransactionID: - transId = e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]->value.choice.TransactionID; - break; - - default: + DU_LOG("\nERROR --> E2AP : Received invalid transId %d",transId); + return; + } + break; + } + + case ProtocolIE_IDE2_id_E2nodeComponentConfigAddition: + { + e2NodeAddList =&e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2nodeComponentConfigAddition_List; + if(e2NodeAddList->list.array) + { + for(arrIdx = 0; arrIdx< e2NodeAddList->list.count; arrIdx++) { - /*TODO - Other IEs will be handling in next gerrit*/ - break; + e2NodeAddItemIe = (E2nodeComponentConfigAddition_ItemIEs_t *) e2NodeAddList->list.array[arrIdx]; + e2NodeAddItem = &e2NodeAddItemIe->value.choice.E2nodeComponentConfigAddition_Item; + /* Storing the E2 node information in DB */ + if(handleE2NodeComponentAction(duDb, (PTR)e2NodeAddItem, ProtocolIE_IDE2_id_E2nodeComponentConfigAddition,\ + &tmpE2NodeList.addedE2Node[tmpE2NodeList.addedE2NodeCount++]) != ROK) + { + DU_LOG("\nERROR --> E2AP : Processing of E2 node component idx %d failed",arrIdx); + } } } + break; } - } + + case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdate: + { + e2NodeUpdateList =&e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2nodeComponentConfigUpdate_List; + if(e2NodeUpdateList->list.array) + { + for(arrIdx = 0; arrIdx< e2NodeUpdateList->list.count; arrIdx++) + { + e2NodeUpdateItemIe = (E2nodeComponentConfigUpdate_ItemIEs_t*) e2NodeUpdateList->list.array[arrIdx]; + e2NodeUpdateItem = &e2NodeUpdateItemIe->value.choice.E2nodeComponentConfigUpdate_Item; + + /* Updating the E2 node information in DB */ + if(handleE2NodeComponentAction(duDb, (PTR)e2NodeUpdateItem, ProtocolIE_IDE2_id_E2nodeComponentConfigUpdate,\ + &tmpE2NodeList.updatedE2Node[tmpE2NodeList.updatedE2NodeCount++]) != ROK) + { + DU_LOG("\nERROR --> E2AP : Processing of E2 node component idx %d failed",arrIdx); + } + } + } + break; + } + + case ProtocolIE_IDE2_id_E2nodeComponentConfigRemoval: + { + e2NodeRemoveList = &e2NodeConfigUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2nodeComponentConfigRemoval_List; + if(e2NodeRemoveList->list.array) + { + for(arrIdx = 0; arrIdx< e2NodeRemoveList->list.count; arrIdx++) + { + e2NodeRemovalItemIe = (E2nodeComponentConfigRemoval_ItemIEs_t *) e2NodeRemoveList->list.array[arrIdx]; + e2NodeRemovalItem = &e2NodeRemovalItemIe->value.choice.E2nodeComponentConfigRemoval_Item; + + /* Removing the E2 node information in DB */ + if(handleE2NodeComponentAction(duDb, (PTR)e2NodeRemovalItem, ProtocolIE_IDE2_id_E2nodeComponentConfigRemoval,\ + &tmpE2NodeList.removedE2Node[tmpE2NodeList.removedE2NodeCount++]) != ROK) + { + DU_LOG("\nERROR --> E2AP : Processing of E2 node component idx %d failed",arrIdx); + } + } + } + break; + } + + default: + { + break; + } + } + } + /* If all of the IEs are processed successfully, we will send an e2 node + * config update ack message. + * else we will be sendinf e2 node config update failure */ + if(elementCnt == ieIdx) + { + if(BuildAndSendE2NodeConfigUpdateAck(duDb, transId, &tmpE2NodeList) !=ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build and send E2 node config ack"); + return; + } + } + else + { + if(BuildAndSendE2NodeConfigUpdateFailure(duDb->duId, transId, CauseE2_PR_misc, CauseE2Misc_unspecified) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build and send E2 node config Failure"); + return; } } } - /******************************************************************* * * @brief Builds Global RIC Id Params @@ -574,74 +1171,175 @@ void FreeE2SetupRsp(E2AP_PDU_t *e2apMsg) /******************************************************************* * - * @brief Build E2node Component config addition ack list + * @brief fill e2 node configuration for ack msg * * @details * - * Function : BuildE2nodeComponentConfigAdditionAck - * - * Functionality: deallocate the memory allocated in E2SetupResponse + * Function : fillE2NodeConfigAck * - * @params[in] E2nodeComponentConfigAdditionAck_List_t - * *e2NodeConfigAdditionAckList + * Functionality: + * - fill e2 node configuration for ack msg * - * @return ROK - success + * @params[in] + * Pointer to e2NodeCfg to be filled + * procedure Code + * E2 Node Component information + * Is successful or failure response + * @return ROK - success * RFAILED - failure + * * ****************************************************************/ -uint8_t BuildE2nodeComponentConfigAdditionAck(E2nodeComponentConfigAdditionAck_List_t *e2NodeConfigAdditionAckList, DuDb *duDb) +uint8_t fillE2NodeConfigAck(PTR e2NodeCfg, uint8_t procedureCode, E2NodeComponent *componentInfo, bool isSuccessful) { - uint8_t arrIdx = 0; - E2nodeComponentConfigAdditionAck_ItemIEs_t *e2NodeAddAckItem; + E2nodeComponentID_t *e2nodeComponentID=NULLP; + E2nodeComponentInterfaceType_t *e2nodeComponentInterfaceType=NULLP; + E2nodeComponentConfigurationAck_t *e2nodeComponentConfigurationAck=NULLP; + E2nodeComponentConfigRemovalAck_Item_t *removalAckItem=NULLP; + E2nodeComponentConfigUpdateAck_Item_t *updateAckItem=NULLP; + E2nodeComponentConfigAdditionAck_Item_t *additionAckItem=NULLP; - e2NodeConfigAdditionAckList->list.count = 1; - e2NodeConfigAdditionAckList->list.size = e2NodeConfigAdditionAckList->list.count * sizeof(E2nodeComponentConfigAdditionAck_ItemIEs_t*); - RIC_ALLOC(e2NodeConfigAdditionAckList->list.array, e2NodeConfigAdditionAckList->list.size); - if(e2NodeConfigAdditionAckList->list.array == NULLP) + /* filling the interface type, component id, configuration ack based on the + * e2 node configuration add, update, delete type */ + switch(procedureCode) { - DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigAdditionAck %d",__LINE__); + case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck: + { + additionAckItem = (E2nodeComponentConfigAdditionAck_Item_t *)e2NodeCfg; + e2nodeComponentInterfaceType = &((E2nodeComponentConfigAdditionAck_Item_t *)e2NodeCfg)->e2nodeComponentInterfaceType; + e2nodeComponentID = &additionAckItem->e2nodeComponentID; + e2nodeComponentConfigurationAck = &additionAckItem->e2nodeComponentConfigurationAck; + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck: + { + updateAckItem = (E2nodeComponentConfigUpdateAck_Item_t*) e2NodeCfg; + e2nodeComponentInterfaceType = &updateAckItem->e2nodeComponentInterfaceType; + e2nodeComponentID = &updateAckItem->e2nodeComponentID; + e2nodeComponentConfigurationAck = &updateAckItem->e2nodeComponentConfigurationAck; + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck: + { + removalAckItem= (E2nodeComponentConfigRemovalAck_Item_t*)e2NodeCfg; + e2nodeComponentInterfaceType = &removalAckItem->e2nodeComponentInterfaceType; + e2nodeComponentID = &removalAckItem->e2nodeComponentID; + e2nodeComponentConfigurationAck = &removalAckItem->e2nodeComponentConfigurationAck; + break; + } + } + + /* >E2 Node Component interface type */ + if(componentInfo->interfaceType>=NG && componentInfo->interfaceType<=X2) + { + *e2nodeComponentInterfaceType = componentInfo->interfaceType; + } + else + { + DU_LOG("\nERROR --> E2AP: Received an invalid interface value %d",componentInfo->interfaceType); return RFAILED; } - for(arrIdx = 0; arrIdx< e2NodeConfigAdditionAckList->list.count; arrIdx++) + if(*e2nodeComponentInterfaceType == E2nodeComponentInterfaceType_f1) { - RIC_ALLOC(e2NodeConfigAdditionAckList->list.array[arrIdx], sizeof(E2nodeComponentConfigAdditionAck_ItemIEs_t)); - if(e2NodeConfigAdditionAckList->list.array[arrIdx] == NULLP) + /* >E2 Node Component ID */ + e2nodeComponentID->present = E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1; + RIC_ALLOC(e2nodeComponentID->choice.e2nodeComponentInterfaceTypeF1, sizeof(E2nodeComponentInterfaceF1_t)); + if(e2nodeComponentID->choice.e2nodeComponentInterfaceTypeF1 == NULLP) { - DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigAdditionAck %d",__LINE__); + DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigUpdateAck %d",__LINE__); + return RFAILED; + } + e2nodeComponentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size = sizeof(uint8_t); + RIC_ALLOC(e2nodeComponentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf, e2nodeComponentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size); + + if(e2nodeComponentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf == NULLP) + { + DU_LOG("\nERROR -->list. E2AP: Memory allocation failed for BuildE2nodeComponentConfigUpdateAck %d",__LINE__); + return RFAILED; + } + e2nodeComponentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[0] = componentInfo->componentId; + } + + if(isSuccessful) + { + /* >E2 Node Component Configuration Acknowledge*/ + e2nodeComponentConfigurationAck->updateOutcome = E2nodeComponentConfigurationAck__updateOutcome_success; + } + else + { + /* >E2 Node Component Configuration Acknowledge*/ + e2nodeComponentConfigurationAck->updateOutcome = E2nodeComponentConfigurationAck__updateOutcome_failure; + RIC_ALLOC(e2nodeComponentConfigurationAck->failureCauseE2, sizeof(struct CauseE2)); + if(e2nodeComponentConfigurationAck->failureCauseE2) + { + fillE2FailureCause(e2nodeComponentConfigurationAck->failureCauseE2, CauseE2_PR_e2Node, CauseE2node_e2node_component_unknown); + } + else + { + DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigUpdateAck %d",__LINE__); return RFAILED; } } - e2NodeAddAckItem = (E2nodeComponentConfigAdditionAck_ItemIEs_t*) e2NodeConfigAdditionAckList->list.array[0]; - e2NodeAddAckItem->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck_Item; - e2NodeAddAckItem->criticality = CriticalityE2_reject; - e2NodeAddAckItem->value.present = E2nodeComponentConfigAdditionAck_ItemIEs__value_PR_E2nodeComponentConfigAdditionAck_Item; - e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentInterfaceType = duDb->e2NodeComponent.interfaceType; + return ROK; +} + +/******************************************************************* + * + * @brief Build E2node Component config addition ack list + * + * @details + * + * Function : BuildE2nodeComponentConfigAdditionAck + * + * Functionality: Build E2node Component config addition ack list + * + * @params[in] + * E2nodeComponentConfigAdditionAck_List to be filled + * Count of e2 node to be added + * list of e2 node cfg to be added + * + * @return ROK - success + * RFAILED - failure + * ****************************************************************/ - /* >E2 Node Component ID */ - e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.present = E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1; - RIC_ALLOC(e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1,\ - sizeof(E2nodeComponentInterfaceF1_t)); - if(e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1 == NULLP) +uint8_t BuildE2nodeComponentConfigAdditionAck(E2nodeComponentConfigAdditionAck_List_t *e2NodeConfigAdditionAckList, \ +uint16_t addedE2NodeCount, E2NodeConfigItem *addedE2Node) +{ + E2NodeComponent *e2NodeComponentInfo=NULLP; + CmLList *node=NULLP; + uint16_t arrIdx = 0; + E2nodeComponentConfigAdditionAck_Item_t *e2NodeAddAckItem=NULLP; + E2nodeComponentConfigAdditionAck_ItemIEs_t *e2NodeAddAckItemIe=NULLP; + + e2NodeConfigAdditionAckList->list.count = addedE2NodeCount; + + e2NodeConfigAdditionAckList->list.size = e2NodeConfigAdditionAckList->list.count * sizeof(E2nodeComponentConfigAdditionAck_ItemIEs_t*); + RIC_ALLOC(e2NodeConfigAdditionAckList->list.array, e2NodeConfigAdditionAckList->list.size); + if(e2NodeConfigAdditionAckList->list.array == NULLP) { DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigAdditionAck %d",__LINE__); return RFAILED; } - e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size = sizeof(uint8_t); - RIC_ALLOC(e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf,\ - e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size); - if(e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf == NULLP) + for(arrIdx = 0; arrIdx< e2NodeConfigAdditionAckList->list.count; arrIdx++) { - DU_LOG("\nERROR -->list. E2AP: Memory allocation failed for BuildE2nodeComponentConfigAdditionAck %d",__LINE__); - return RFAILED; + RIC_ALLOC(e2NodeConfigAdditionAckList->list.array[arrIdx], sizeof(E2nodeComponentConfigAdditionAck_ItemIEs_t)); + if(e2NodeConfigAdditionAckList->list.array[arrIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigAdditionAck %d",__LINE__); + return RFAILED; + } + e2NodeAddAckItemIe = (E2nodeComponentConfigAdditionAck_ItemIEs_t*) e2NodeConfigAdditionAckList->list.array[arrIdx]; + e2NodeAddAckItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck_Item; + e2NodeAddAckItemIe->criticality = CriticalityE2_reject; + e2NodeAddAckItemIe->value.present = E2nodeComponentConfigAdditionAck_ItemIEs__value_PR_E2nodeComponentConfigAdditionAck_Item; + e2NodeAddAckItem = &e2NodeAddAckItemIe->value.choice.E2nodeComponentConfigAdditionAck_Item; + + /* Filling the e2 node config addition ack item */ + fillE2NodeConfigAck((PTR)&e2NodeAddAckItemIe->value.choice.E2nodeComponentConfigAdditionAck_Item, ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck,\ + &addedE2Node[arrIdx].componentInfo, addedE2Node[arrIdx].isSuccessful); } - e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[0] = duDb->e2NodeComponent.componentId; - - /* >E2 Node Component Configuration Acknowledge*/ - e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentConfigurationAck.updateOutcome = \ - E2nodeComponentConfigurationAck__updateOutcome_success; - return ROK; } @@ -672,7 +1370,7 @@ uint8_t BuildE2nodeComponentConfigAdditionAck(E2nodeComponentConfigAdditionAck_L uint8_t BuildRanFunctionAcceptedList(DuDb *duDb, uint8_t count, RanFunction *ranFunAcceptedList, RANfunctionsID_List_t *ranFuncAcceptedList, uint8_t procedureCode) { - uint8_t ranFuncIdx = 0; + uint16_t ranFuncIdx = 0; RANfunctionID_ItemIEs_t *ranFuncAcceptedItemIe=NULL; /* For ProcedureCodeE2_id_E2setup and ProcedureCodeE2_id_RICserviceQuery, @@ -732,18 +1430,19 @@ uint8_t BuildRanFunctionAcceptedList(DuDb *duDb, uint8_t count, RanFunction *ran * * Function : BuildAndSendE2SetupRsp * - * Functionality: Constructs the F1SetupResponse message and sends - * it back to the DU through SCTP. + * Functionality: Builds and sends the E2SetupResponse * - * @params[in] void **buf,Buffer to which encoded pattern is written into - * @params[in] int *size,size of buffer + * @params[in] + * Du datbase + * Trans id + * List of E2node cofniguration which needs to be send * * @return ROK - success * RFAILED - failure * * ****************************************************************/ -uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId) +uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId, E2NodeConfigList e2NodeList) { E2AP_PDU_t *e2apMsg = NULL; E2setupResponse_t *e2SetupRsp; @@ -846,7 +1545,7 @@ uint8_t BuildAndSendE2SetupRsp(DuDb *duDb, uint8_t transId) 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) + value.choice.E2nodeComponentConfigAdditionAck_List, e2NodeList.addedE2NodeCount, e2NodeList.addedE2Node) != ROK) { DU_LOG("\nERROR --> E2AP : Failed to build E2Node Component config addition ack list"); break; @@ -1085,7 +1784,7 @@ void FreeRicActionDefinition(E2SM_KPM_ActionDefinition_t actionDef) * RFAILED * * ****************************************************************/ -uint8_t fillRicActionDef(RICactionDefinition_t *ricActionDef) +uint8_t fillRicActionDef(RICactionDefinition_t *ricActionDef, uint8_t ricActionId, ConfigType configType) { uint8_t ret = RFAILED; asn_enc_rval_t encRetVal; @@ -1151,7 +1850,7 @@ uint8_t fillRicActionDef(RICactionDefinition_t *ricActionDef) break; /* Granularity Period */ - actionFormat1->granulPeriod = RIC_ACTION_GRANULARITY_PERIOD; /* In ms */ + actionFormat1->granulPeriod = RIC_ACTION_GRANULARITY_PERIOD(configType, ricActionId); /* In ms */ /* Prints the Msg formed */ xer_fprint(stdout, &asn_DEF_E2SM_KPM_ActionDefinition, &actionDef); @@ -1233,7 +1932,7 @@ uint8_t fillActionToBeSetup(RICaction_ToBeSetup_ItemIEs_t *actionItem, RicSubscr DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); break; } - if(fillRicActionDef(actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition) != ROK) + if(fillRicActionDef(actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionDefinition, ricActionId, CONFIG_ADD) != ROK) { DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); break; @@ -1529,6 +2228,7 @@ uint8_t BuildAndSendRicSubscriptionReq(DuDb *duDb) ricSubscriptionReq->protocolIEs.list.array[idx]->value.present =\ RICsubscriptionRequest_IEs__value_PR_RANfunctionID; ricSubscriptionReq->protocolIEs.list.array[idx]->value.choice.RANfunctionID = ranFuncDb->id; + ricSubsInfo->ranFuncId = ranFuncDb->id; /* Filling RIC Subscription Details */ idx++; @@ -1878,109 +2578,113 @@ uint8_t BuildAndSendE2SetupFailure(uint32_t duId, uint8_t transId) * * Functionality: process the e2setup request * - * @return ROK - success - * RFAILED - failure + * @return void * ******************************************************************/ -uint8_t ProcE2SetupReq(uint32_t *duId, E2setupRequest_t *e2SetupReq) +void ProcE2SetupReq(uint32_t *duId, E2setupRequest_t *e2SetupReq) { - uint8_t arrIdx = 0, e2NodeAddListIdx =0, duIdx = 0, transId =0, ranFuncIdx; + uint8_t arrIdx = 0, duIdx = 0, transId =0; + uint16_t ranFuncIdx=0, e2NodeAddListIdx =0; + E2NodeConfigList tmpE2NodeList; DuDb *duDb = NULLP; - E2nodeComponentConfigAddition_List_t *e2NodeAddList; - E2nodeComponentConfigAddition_ItemIEs_t *e2NodeAddItem; - RANfunction_ItemIEs_t *ranFuncItemIe; - RANfunction_Item_t *ranFunItem; - RANfunctions_List_t *ranFunctionsList; + bool ieProcessingFailed = false; + E2nodeComponentConfigAddition_List_t *e2NodeAddList=NULLP; + E2nodeComponentConfigAddition_ItemIEs_t *e2NodeAddItem=NULLP; + RANfunction_ItemIEs_t *ranFuncItemIe=NULLP; + RANfunction_Item_t *ranFunItem=NULLP; + RANfunctions_List_t *ranFunctionsList=NULLP; + + memset(&tmpE2NodeList, 0, sizeof(E2NodeConfigList)); + if(!e2SetupReq) + { + DU_LOG("\nERROR --> E2AP : e2SetupReq pointer is null"); + return; + } + if(!e2SetupReq->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : e2SetupReq array pointer is null"); + return; + } - if(e2SetupReq) + for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) { - if(e2SetupReq->protocolIEs.list.array) + if(e2SetupReq->protocolIEs.list.array[arrIdx]) { - for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) + switch(e2SetupReq->protocolIEs.list.array[arrIdx]->id) { - if(e2SetupReq->protocolIEs.list.array[arrIdx]) - { - switch(e2SetupReq->protocolIEs.list.array[arrIdx]->id) + case ProtocolIE_IDE2_id_TransactionID: { - case ProtocolIE_IDE2_id_TransactionID: - { - transId = e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.TransactionID; - break; - } - case ProtocolIE_IDE2_id_GlobalE2node_ID: + transId = e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.TransactionID; + break; + } + case ProtocolIE_IDE2_id_GlobalE2node_ID: + { + if(e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.GlobalE2node_ID.choice.gNB->gNB_DU_ID) + { + *duId =e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.GlobalE2node_ID.choice.gNB->gNB_DU_ID->buf[0]; + + SEARCH_DU_DB(duIdx, *duId, duDb); + if(duDb == NULLP) { - if(e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.GlobalE2node_ID.choice.gNB->gNB_DU_ID) - { - *duId =e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.GlobalE2node_ID.choice.gNB->gNB_DU_ID->buf[0]; - - SEARCH_DU_DB(duIdx, *duId, duDb); - if(duDb == NULLP) - { - duDb = &ricCb.duInfo[ricCb.numDu]; - ricCb.numDu++; - } - memset(duDb, 0, sizeof(DuDb)); - duDb->duId = *duId; - } - break; + duDb = &ricCb.duInfo[ricCb.numDu]; + ricCb.numDu++; } - case ProtocolIE_IDE2_id_RANfunctionsAdded: - { - ranFunctionsList = &e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.RANfunctions_List; + memset(duDb, 0, sizeof(DuDb)); + duDb->duId = *duId; + } + break; + } + case ProtocolIE_IDE2_id_RANfunctionsAdded: + { + ranFunctionsList = &e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.RANfunctions_List; - if(ranFunctionsList->list.array) - { - for(ranFuncIdx=0;ranFuncIdxlist.count; ranFuncIdx++) - { - ranFuncItemIe = (RANfunction_ItemIEs_t *) ranFunctionsList->list.array[ranFuncIdx]; - ranFunItem = &ranFuncItemIe->value.choice.RANfunction_Item; - duDb->ranFunction[ranFunItem->ranFunctionID-1].id = ranFunItem->ranFunctionID; - duDb->ranFunction[ranFunItem->ranFunctionID-1].revisionCounter = ranFunItem->ranFunctionRevision; - cmLListInit(&duDb->ranFunction[ranFunItem->ranFunctionID-1].subscriptionList); - duDb->numOfRanFunction++; - } - } - break; + if(ranFunctionsList->list.array) + { + for(ranFuncIdx=0;ranFuncIdxlist.count; ranFuncIdx++) + { + ranFuncItemIe = (RANfunction_ItemIEs_t *) ranFunctionsList->list.array[ranFuncIdx]; + ranFunItem = &ranFuncItemIe->value.choice.RANfunction_Item; + duDb->ranFunction[ranFunItem->ranFunctionID-1].id = ranFunItem->ranFunctionID; + duDb->ranFunction[ranFunItem->ranFunctionID-1].revisionCounter = ranFunItem->ranFunctionRevision; + cmLListInit(&duDb->ranFunction[ranFunItem->ranFunctionID-1].subscriptionList); + duDb->numOfRanFunction++; } - case ProtocolIE_IDE2_id_E2nodeComponentConfigAddition: + } + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigAddition: + { + e2NodeAddList = &e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAddition_List; + if(e2NodeAddList->list.array) + { + for(e2NodeAddListIdx = 0; e2NodeAddListIdx< e2NodeAddList->list.count; e2NodeAddListIdx++) { - e2NodeAddList = &e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAddition_List; - if(e2NodeAddList->list.array) + if(e2NodeAddList->list.array[e2NodeAddListIdx]) { - for(e2NodeAddListIdx = 0; e2NodeAddListIdx< e2NodeAddList->list.count; e2NodeAddListIdx++) + /* Storing the E2 node information in DB */ + e2NodeAddItem = (E2nodeComponentConfigAddition_ItemIEs_t *)e2NodeAddList->list.array[e2NodeAddListIdx]; + if(handleE2NodeComponentAction(duDb, (PTR)&e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item,\ + ProtocolIE_IDE2_id_E2nodeComponentConfigAddition, &tmpE2NodeList.addedE2Node[tmpE2NodeList.addedE2NodeCount++]) != ROK) { - if(e2NodeAddList->list.array[e2NodeAddListIdx]) - { - 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]; - } - } + DU_LOG("\nERROR --> E2AP : Processing of E2 node component idx %d failed",e2NodeAddListIdx); } + } - break; } - default: - break; } + break; } - } - } + default: + break; + } + } } - if(BuildAndSendE2SetupRsp(duDb, transId) !=ROK) + if(BuildAndSendE2SetupRsp(duDb, transId, tmpE2NodeList) !=ROK) { DU_LOG("\nERROR --> E2AP : Failed to build and send E2 setup response"); - return RFAILED; } - return ROK; } /******************************************************************* * @@ -2373,50 +3077,6 @@ void FreeRicServiceUpdateFailure(E2AP_PDU_t *e2apMsg) } } -/******************************************************************* - * - * @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 @@ -4511,119 +5171,2674 @@ void ProcResetRequest(uint32_t duId, ResetRequestE2_t *resetReq) DU_LOG("\nERROR --> E2AP : Failed to build and send reset response"); } } + /******************************************************************* * - * @brief Processing of RIC Subscription Delete Required + * @brief Free RIC Subscription Delete Request Message * * @details * - * Function : ProcRicSubsDeleteReqd + * Function : FreeRicSubscriptionDeleteRequest * - * Functionality: Processing of RIC Subscription Delete Required - * When received, RIC stub will initiate the RIC subscription - * deletion procedure towards DU + * Functionality: Free RIC Subscription Delete Request * - * @param DU ID - * RIC Subscription Delete Required IEs - * @return ROK-success - * RFAILED-failure + * @param E2AP Message PDU + * @return void * ******************************************************************/ -uint8_t ProcRicSubsDeleteReqd(uint32_t duId, RICsubscriptionDeleteRequired_t *ricSubsDelRqd) +void FreeRicSubscriptionDeleteRequest(E2AP_PDU_t *e2apMsg) { - uint8_t ieIdx = 0, arrIdx = 0, duIdx = 0; - DuDb *duDb = NULLP; - RicRequestId ricReqId; - RanFunction *ranFuncDb = NULLP; - RicSubscription *subsDb = NULLP; - CmLList *ricSubsNode = NULLP; - RICsubscriptionDeleteRequired_IEs_t *ricSubsDelRqdIe = NULLP; - RICsubscription_List_withCause_t *ricSubsList = NULLP; - RICsubscription_withCause_Item_t *subsItem = NULLP; - - memset(&ricReqId, 0, sizeof(RicRequestId)); - - if(!ricSubsDelRqd) - { - DU_LOG("\nERROR --> E2AP : %s: Received NULL message", __func__); - return RFAILED; - } - - SEARCH_DU_DB(duIdx, duId, duDb); - if(duDb == NULLP) - { - DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); - return RFAILED; - } + uint8_t ieIdx = 0, arrIdx = 0; + RICsubscriptionDeleteRequest_t *ricSubsDelReq = NULLP; - for(ieIdx = 0; ieIdx < ricSubsDelRqd->protocolIEs.list.count; ieIdx++) + if(e2apMsg) { - ricSubsDelRqdIe = ricSubsDelRqd->protocolIEs.list.array[ieIdx]; - switch(ricSubsDelRqdIe->id) + if(e2apMsg->choice.initiatingMessage) { - case ProtocolIE_IDE2_id_RICsubscriptionToBeRemoved: + ricSubsDelReq = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionDeleteRequest; + if(ricSubsDelReq->protocolIEs.list.array) { - ricSubsList = &ricSubsDelRqdIe->value.choice.RICsubscription_List_withCause; - for(arrIdx = 0; arrIdx < ricSubsList->list.count; arrIdx++) + for(ieIdx = 0; ieIdx < ricSubsDelReq->protocolIEs.list.count; ieIdx++) { - subsItem = &(((RICsubscription_withCause_ItemIEs_t *)ricSubsList->list.array[arrIdx])->\ - value.choice.RICsubscription_withCause_Item); - ranFuncDb = fetchRanFuncFromRanFuncId(duDb, subsItem->ranFunctionID); - if(!ranFuncDb) - { - DU_LOG("\nERROR --> E2AP : %s: RAN Function ID [%ld] not found", __func__, subsItem->ranFunctionID); - return RFAILED; - } - - ricReqId.requestorId = subsItem->ricRequestID.ricRequestorID; - ricReqId.instanceId = subsItem->ricRequestID.ricInstanceID; - subsDb = fetchSubsInfoFromRicReqId(ricReqId, ranFuncDb, &ricSubsNode); - if(!subsDb) - { - DU_LOG("\nERROR --> E2AP : %s: RIC Subscription not found for Requestor_ID [%ld] Instance_ID [%ld]", \ - __func__, subsItem->ricRequestID.ricRequestorID, subsItem->ricRequestID.ricInstanceID); - return RFAILED; - } - - /* Delete RIC Subcription from RAN Function */ - cmLListDelFrm(&ranFuncDb->subscriptionList, ricSubsNode); - deleteRicSubscriptionNode(ricSubsNode); + RIC_FREE(ricSubsDelReq->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionDeleteRequired_IEs_t)); } - - break; + RIC_FREE(ricSubsDelReq->protocolIEs.list.array, ricSubsDelReq->protocolIEs.list.size); } - default: - break; + RIC_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); } - } - - //BuildAndSendRicSubsDeleteRequest(); - return ROK; + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t));; + } } /******************************************************************* -* -* @brief Handles received E2AP message and sends back response -* -* @details -* -* Function : E2APMsgHdlr -* -* Functionality: -* - Decodes received E2AP control message -* - Prepares response message, encodes and sends to SCTP -* -* @params[in] -* @return ROK - success -* RFAILED - failure -* -* ****************************************************************/ -void E2APMsgHdlr(uint32_t *duId, Buffer *mBuf) + * + * @brief Builds and Send RIC Subscription delete request + * + * @details + * + * Function : BuildAndSendRicSubscriptionDeleteRequest + * + * Functionality: Build and send RIC subscription delete request. + * + * @params[in] DU ID + * RIC subscription info to be deleted + * @return ROK - success + * RFAILED - failure + * + ******************************************************************/ +uint8_t BuildAndSendRicSubscriptionDeleteRequest(uint32_t duId, RicSubscription *ricSubsDb) { - int i; - char *recvBuf; - MsgLen copyCnt; - MsgLen recvBufLen; + uint8_t elementCnt = 0, ieIdx = 0, ret = RFAILED; + E2AP_PDU_t *e2apMsg = NULLP; + RICsubscriptionDeleteRequest_t *ricSubsDelReq = NULLP; + RICsubscriptionDeleteRequest_IEs_t *ricSubsDelReqIe = NULLP; + asn_enc_rval_t encRetVal; /* Encoder return value */ + + while(true) + { + DU_LOG("\nINFO --> E2AP : Building RIC Subscription Delete Request Message\n"); + + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : %s: Memory allocation for E2AP-PDU failed at line %d",__func__, __LINE__); + break; + } + + e2apMsg->present = E2AP_PDU_PR_initiatingMessage; + RIC_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + if(e2apMsg->choice.initiatingMessage == NULLP) + { + DU_LOG("\nERROR --> E2AP : %s: Memory allocation for E2AP-PDU failed at line %d",__func__, __LINE__); + break; + } + e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_RICsubscriptionDelete; + e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject; + e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_RICsubscriptionDeleteRequest; + + ricSubsDelReq = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionDeleteRequest; + + elementCnt = 2; + ricSubsDelReq->protocolIEs.list.count = elementCnt; + ricSubsDelReq->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionDeleteRequest_IEs_t *); + + RIC_ALLOC(ricSubsDelReq->protocolIEs.list.array, ricSubsDelReq->protocolIEs.list.size); + if(ricSubsDelReq->protocolIEs.list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP : %s: Memory allocation failed for array elements at line %d",__func__, __LINE__); + break; + } + + for(ieIdx = 0; ieIdx < elementCnt; ieIdx++) + { + RIC_ALLOC(ricSubsDelReq->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionDeleteRequest_IEs_t)); + if(ricSubsDelReq->protocolIEs.list.array[ieIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP : %s: Memory allocation failed for index [%d] at line %d", \ + __func__, ieIdx, __LINE__); + break; + } + } + if(ieIdx < elementCnt) + break; + + /* RIC Request ID */ + ieIdx = 0; + ricSubsDelReqIe = ricSubsDelReq->protocolIEs.list.array[ieIdx]; + ricSubsDelReqIe->id = ProtocolIE_IDE2_id_RICrequestID; + ricSubsDelReqIe->criticality = CriticalityE2_reject; + ricSubsDelReqIe->value.present = RICsubscriptionDeleteRequest_IEs__value_PR_RICrequestID; + ricSubsDelReqIe->value.choice.RICrequestID.ricRequestorID = ricSubsDb->requestId.requestorId; + ricSubsDelReqIe->value.choice.RICrequestID.ricInstanceID = ricSubsDb->requestId.instanceId; + + /* RAN Function ID */ + ieIdx++; + ricSubsDelReqIe = ricSubsDelReq->protocolIEs.list.array[ieIdx]; + ricSubsDelReqIe->id = ProtocolIE_IDE2_id_RANfunctionID; + ricSubsDelReqIe->criticality = CriticalityE2_reject; + ricSubsDelReqIe->value.present = RICsubscriptionDeleteRequest_IEs__value_PR_RANfunctionID; + ricSubsDelReqIe->value.choice.RANfunctionID = ricSubsDb->ranFuncId; + + /* Prints the Msg formed */ + 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); + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode RIC Subscription Delete Request Message (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RIC Subscription Delete Request Message \n"); +#ifdef DEBUG_ASN_PRINT + for(int i=0; i< encBufSize; i++) + { + printf("%x",encBuf[i]); + } +#endif + } + + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to send RIC Susbcription Delete Request Message"); + break; + } + + ret = ROK; + break; + } + + FreeRicSubscriptionDeleteRequest(e2apMsg); + return ret; +} + +/******************************************************************* + * + * @brief Processing of RIC Subscription Delete Required + * + * @details + * + * Function : ProcRicSubsDeleteReqd + * + * Functionality: Processing of RIC Subscription Delete Required + * When received, RIC stub will initiate the RIC subscription + * deletion procedure towards DU + * + * @param DU ID + * RIC Subscription Delete Required IEs + * @return ROK-success + * RFAILED-failure + * + ******************************************************************/ +uint8_t ProcRicSubsDeleteReqd(uint32_t duId, RICsubscriptionDeleteRequired_t *ricSubsDelRqd) +{ + uint8_t ieIdx = 0, duIdx = 0; + uint16_t arrIdx = 0; + DuDb *duDb = NULLP; + RicRequestId ricReqId; + RanFunction *ranFuncDb = NULLP; + RicSubscription *subsDb = NULLP; + CmLList *ricSubsNode = NULLP; + + RICsubscriptionDeleteRequired_IEs_t *ricSubsDelRqdIe = NULLP; + RICsubscription_List_withCause_t *ricSubsList = NULLP; + RICsubscription_withCause_Item_t *subsItem = NULLP; + + memset(&ricReqId, 0, sizeof(RicRequestId)); + + if(!ricSubsDelRqd) + { + DU_LOG("\nERROR --> E2AP : %s: Received NULL message", __func__); + return RFAILED; + } + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return RFAILED; + } + + for(ieIdx = 0; ieIdx < ricSubsDelRqd->protocolIEs.list.count; ieIdx++) + { + ricSubsDelRqdIe = ricSubsDelRqd->protocolIEs.list.array[ieIdx]; + switch(ricSubsDelRqdIe->id) + { + case ProtocolIE_IDE2_id_RICsubscriptionToBeRemoved: + { + ricSubsList = &ricSubsDelRqdIe->value.choice.RICsubscription_List_withCause; + for(arrIdx = 0; arrIdx < ricSubsList->list.count; arrIdx++) + { + subsItem = &(((RICsubscription_withCause_ItemIEs_t *)ricSubsList->list.array[arrIdx])->\ + value.choice.RICsubscription_withCause_Item); + ranFuncDb = fetchRanFuncFromRanFuncId(duDb, subsItem->ranFunctionID); + if(!ranFuncDb) + { + DU_LOG("\nERROR --> E2AP : %s: RAN Function ID [%ld] not found", __func__, subsItem->ranFunctionID); + return RFAILED; + } + + ricReqId.requestorId = subsItem->ricRequestID.ricRequestorID; + ricReqId.instanceId = subsItem->ricRequestID.ricInstanceID; + subsDb = fetchSubsInfoFromRicReqId(ricReqId, ranFuncDb, &ricSubsNode); + if(!subsDb) + { + DU_LOG("\nERROR --> E2AP : %s: RIC Subscription not found for Requestor_ID [%ld] Instance_ID [%ld]", \ + __func__, subsItem->ricRequestID.ricRequestorID, subsItem->ricRequestID.ricInstanceID); + return RFAILED; + } + + /* Delete RIC Subcription from RAN Function */ + cmLListDelFrm(&ranFuncDb->subscriptionList, ricSubsNode); + + /* Send RIC Subscription delete request and then free any memory + * allocated to store subscription info at RIC */ + BuildAndSendRicSubscriptionDeleteRequest(duId, (RicSubscription *)ricSubsNode->node); + deleteRicSubscriptionNode(ricSubsNode); + } + + break; + } + default: + break; + } + } + + return ROK; +} + +/******************************************************************* + * + * @brief Deallocate memory allocated for E2nodeConfigurationUpdate + * + * @details + * + * Function : freeE2NodeConfigItem + * + * Functionality: + * - freeing the memory allocated for E2nodeConfigurationUpdate + * + * @params[in] + * uint8_t protocolIe + * PTR to e2NodeCfg which is to be freed + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +void freeE2NodeConfigItem(uint8_t protocolIe, PTR e2NodeCfg) +{ + E2nodeComponentConfigurationAck_t *cfgAck =NULLP; + E2nodeComponentInterfaceF1_t *f1InterfaceInfo=NULLP; + E2nodeComponentConfigAdditionAck_Item_t *e2NodeAdditionAckItemIe=NULLP; + E2nodeComponentConfigRemovalAck_Item_t *e2NodeRemovalAckItemIe=NULLP; + E2nodeComponentConfigUpdateAck_Item_t *e2NodeUpdateAckItemIe=NULLP; + + /* Extracting the component interface and configuration ack information from + * e2NodeCfg based on the protocol id */ + switch(protocolIe) + { + case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck: + { + e2NodeAdditionAckItemIe= (E2nodeComponentConfigAdditionAck_Item_t*)e2NodeCfg; + switch(e2NodeAdditionAckItemIe->e2nodeComponentInterfaceType) + { + case E2nodeComponentInterfaceType_f1: + { + f1InterfaceInfo = e2NodeAdditionAckItemIe->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1; + break; + } + default: + { + break; + } + + } + cfgAck = &e2NodeAdditionAckItemIe->e2nodeComponentConfigurationAck; + } + + case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck: + { + e2NodeUpdateAckItemIe = (E2nodeComponentConfigUpdateAck_Item_t*)e2NodeCfg; + switch(e2NodeUpdateAckItemIe->e2nodeComponentInterfaceType) + { + case E2nodeComponentInterfaceType_f1: + { + f1InterfaceInfo = e2NodeUpdateAckItemIe->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1; + break; + } + default: + { + break; + } + } + cfgAck = &e2NodeUpdateAckItemIe->e2nodeComponentConfigurationAck; + } + + case ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck: + { + e2NodeRemovalAckItemIe= (E2nodeComponentConfigRemovalAck_Item_t*)e2NodeCfg; + switch(e2NodeRemovalAckItemIe->e2nodeComponentInterfaceType) + { + case E2nodeComponentInterfaceType_f1: + { + f1InterfaceInfo = e2NodeRemovalAckItemIe->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1; + break; + } + default: + { + break; + } + } + cfgAck = &e2NodeRemovalAckItemIe->e2nodeComponentConfigurationAck; + } + } + + /* Freeing the memory allocated to component interface and configuration ack */ + if(f1InterfaceInfo) + { + RIC_FREE(f1InterfaceInfo->gNB_DU_ID.buf, f1InterfaceInfo->gNB_DU_ID.size); + RIC_FREE(f1InterfaceInfo, sizeof(E2nodeComponentInterfaceF1_t)); + } + + switch(cfgAck->updateOutcome) + { + case E2nodeComponentConfigurationAck__updateOutcome_success: + break; + case E2nodeComponentConfigurationAck__updateOutcome_failure: + { + RIC_FREE(cfgAck->failureCauseE2, sizeof(CauseE2_t)); + break; + } + } + +} + +/******************************************************************* + * + * @brief Deallocate the memory allocated for E2nodeConfigurationUpdate msg + * + * @details + * + * Function : FreeE2NodeConfigUpdate + * + * Functionality: + * - freeing the memory allocated for E2nodeConfigurationUpdate + * + * @params[in] E2AP_PDU_t *e2apMsg + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +void FreeE2NodeConfigUpdateAck(E2AP_PDU_t *e2apMsg) +{ + uint8_t arrIdx =0, e2NodeConfigIdx=0; + E2nodeConfigurationUpdateAcknowledge_t *updateAckMsg=NULL; + E2nodeComponentConfigUpdateAck_ItemIEs_t *updateAckItemIe=NULL; + E2nodeComponentConfigUpdateAck_List_t *updateAckList=NULL; + E2nodeComponentConfigRemovalAck_ItemIEs_t *removalAckItemIe=NULL; + E2nodeComponentConfigRemovalAck_List_t *removalAckList=NULL; + E2nodeComponentConfigAdditionAck_ItemIEs_t *additionAckItemIte=NULL; + E2nodeComponentConfigAdditionAck_List_t *additionAckList=NULL; + + if(e2apMsg != NULLP) + { + if(e2apMsg->choice.successfulOutcome != NULLP) + { + updateAckMsg = &e2apMsg->choice.successfulOutcome->value.choice.E2nodeConfigurationUpdateAcknowledge; + if(updateAckMsg->protocolIEs.list.array != NULLP) + { + for(arrIdx = 0; arrIdx < updateAckMsg->protocolIEs.list.count; arrIdx++) + { + if(updateAckMsg->protocolIEs.list.array[arrIdx]) + { + switch(updateAckMsg->protocolIEs.list.array[arrIdx]->id) + { + case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck: + { + additionAckList =&updateAckMsg->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAdditionAck_List; + if(additionAckList->list.array) + { + for(e2NodeConfigIdx=0; e2NodeConfigIdxlist.count; e2NodeConfigIdx++) + { + additionAckItemIte = (E2nodeComponentConfigAdditionAck_ItemIEs_t*) additionAckList->list.array[e2NodeConfigIdx]; + if(additionAckItemIte) + { + freeE2NodeConfigItem(ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck,\ + (PTR)&additionAckItemIte->value.choice.E2nodeComponentConfigAdditionAck_Item); + RIC_FREE(additionAckItemIte, sizeof(E2nodeComponentConfigAdditionAck_ItemIEs_t)); + } + } + RIC_FREE(additionAckList->list.array, additionAckList->list.size); + } + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck: + { + updateAckList =&updateAckMsg->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigUpdateAck_List; + if(updateAckList->list.array) + { + for(e2NodeConfigIdx=0; e2NodeConfigIdxlist.count; e2NodeConfigIdx++) + { + updateAckItemIe = (E2nodeComponentConfigUpdateAck_ItemIEs_t*) updateAckList->list.array[e2NodeConfigIdx]; + if(updateAckItemIe) + { + freeE2NodeConfigItem(ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck,\ + (PTR)&updateAckItemIe->value.choice.E2nodeComponentConfigUpdateAck_Item); + RIC_FREE(updateAckItemIe, sizeof(E2nodeComponentConfigUpdateAck_ItemIEs_t)); + } + } + RIC_FREE(updateAckList->list.array, updateAckList->list.size); + } + break; + } + case ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck: + { + removalAckList =&updateAckMsg->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigRemovalAck_List; + if(removalAckList->list.array) + { + for(e2NodeConfigIdx=0; e2NodeConfigIdxlist.count; e2NodeConfigIdx++) + { + removalAckItemIe = (E2nodeComponentConfigRemovalAck_ItemIEs_t*) removalAckList->list.array[e2NodeConfigIdx]; + if(removalAckItemIe) + { + freeE2NodeConfigItem(ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck,\ + (PTR)&removalAckItemIe->value.choice.E2nodeComponentConfigRemovalAck_Item); + RIC_FREE(removalAckItemIe, sizeof(E2nodeComponentConfigRemovalAck_ItemIEs_t)); + } + } + RIC_FREE(removalAckList->list.array, removalAckList->list.size); + } + break; + } + } + RIC_FREE(updateAckMsg->protocolIEs.list.array[arrIdx], sizeof(E2nodeConfigurationUpdateAcknowledge_IEs_t)); + } + } + RIC_FREE(updateAckMsg->protocolIEs.list.array, updateAckMsg->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief Build E2node Component config Removal ack list + * + * @details + * + * Function : BuildE2nodeComponentConfigRemovalAck + * + * Functionality: Build the e2 node remove ack + * + * @params[in] + * E2nodeComponentConfigRemovalAck_List_t to be filled + * Count of e2 node to be removed + * list of e2 node cfg to be removed + * + * @return ROK - success + * RFAILED - failure + * ****************************************************************/ + +uint8_t BuildE2nodeComponentConfigRemovalAck(E2nodeComponentConfigRemovalAck_List_t *e2NodeConfigRemovalAckList,\ +uint16_t removalE2NodeCount, E2NodeConfigItem *removaldE2Node) +{ + uint8_t arrIdx = 0; + E2nodeComponentConfigRemovalAck_ItemIEs_t *e2NodeRemovalAckItem=NULL; + + /* Filling the e2 node config removal ack list */ + e2NodeConfigRemovalAckList->list.count = removalE2NodeCount; + e2NodeConfigRemovalAckList->list.size = e2NodeConfigRemovalAckList->list.count * sizeof(E2nodeComponentConfigRemovalAck_ItemIEs_t*); + RIC_ALLOC(e2NodeConfigRemovalAckList->list.array, e2NodeConfigRemovalAckList->list.size); + if(e2NodeConfigRemovalAckList->list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigRemovalAck %d",__LINE__); + return RFAILED; + } + + for(arrIdx = 0; arrIdx< e2NodeConfigRemovalAckList->list.count; arrIdx++) + { + RIC_ALLOC(e2NodeConfigRemovalAckList->list.array[arrIdx], sizeof(E2nodeComponentConfigRemovalAck_ItemIEs_t)); + if(e2NodeConfigRemovalAckList->list.array[arrIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigRemovalAck %d",__LINE__); + return RFAILED; + } + e2NodeRemovalAckItem = (E2nodeComponentConfigRemovalAck_ItemIEs_t*) e2NodeConfigRemovalAckList->list.array[arrIdx]; + e2NodeRemovalAckItem->id = ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck_Item; + e2NodeRemovalAckItem->criticality = CriticalityE2_reject; + e2NodeRemovalAckItem->value.present = E2nodeComponentConfigRemovalAck_ItemIEs__value_PR_E2nodeComponentConfigRemovalAck_Item; + + /* Filling the e2 node config removal ack item */ + fillE2NodeConfigAck((PTR)&e2NodeRemovalAckItem->value.choice.E2nodeComponentConfigRemovalAck_Item, ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck,\ + &removaldE2Node[arrIdx].componentInfo, removaldE2Node[arrIdx].isSuccessful); + } + return ROK; +} + +/******************************************************************* + * + * @brief Build E2node Component config update ack list + * + * @details + * + * Function : BuildE2nodeComponentConfigUpdateAck + * + * Functionality: Build E2node Component config update ack list + * + * @params[in] + * E2nodeComponentConfigUpdateAck_List to be filled + * Count of e2 node to be update + * list of e2 node cfg to be update + * + * @return ROK - success + * RFAILED - failure + * ****************************************************************/ + +uint8_t BuildE2nodeComponentConfigUpdateAck(E2nodeComponentConfigUpdateAck_List_t *e2NodeConfigUpdateAckList,\ +uint16_t updatedE2NodeCount, E2NodeConfigItem *updatedE2Node) +{ + uint8_t arrIdx = 0; + E2nodeComponentConfigUpdateAck_ItemIEs_t *e2NodeUpdateAckItem=NULL; + + /* Filling the e2 node config update ack list */ + e2NodeConfigUpdateAckList->list.count = updatedE2NodeCount; + e2NodeConfigUpdateAckList->list.size = e2NodeConfigUpdateAckList->list.count * sizeof(E2nodeComponentConfigUpdateAck_ItemIEs_t*); + RIC_ALLOC(e2NodeConfigUpdateAckList->list.array, e2NodeConfigUpdateAckList->list.size); + if(e2NodeConfigUpdateAckList->list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigUpdateAck %d",__LINE__); + return RFAILED; + } + + for(arrIdx = 0; arrIdx< e2NodeConfigUpdateAckList->list.count; arrIdx++) + { + RIC_ALLOC(e2NodeConfigUpdateAckList->list.array[arrIdx], sizeof(E2nodeComponentConfigUpdateAck_ItemIEs_t)); + if(e2NodeConfigUpdateAckList->list.array[arrIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2nodeComponentConfigUpdateAck %d",__LINE__); + return RFAILED; + } + e2NodeUpdateAckItem = (E2nodeComponentConfigUpdateAck_ItemIEs_t*) e2NodeConfigUpdateAckList->list.array[arrIdx]; + e2NodeUpdateAckItem->id = ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck_Item; + e2NodeUpdateAckItem->criticality = CriticalityE2_reject; + e2NodeUpdateAckItem->value.present = E2nodeComponentConfigUpdateAck_ItemIEs__value_PR_E2nodeComponentConfigUpdateAck_Item; + + /* Filling the e2 node config update ack item */ + fillE2NodeConfigAck((PTR)&e2NodeUpdateAckItem->value.choice.E2nodeComponentConfigUpdateAck_Item, ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck,\ + &updatedE2Node[arrIdx].componentInfo, updatedE2Node[arrIdx].isSuccessful); + + } + return ROK; +} + +/******************************************************************* + * + * @brief Buld and send the E2 node config update ack msg + * + * @details + * + * Function : BuildAndSendE2NodeConfigUpdateAck + * + * Functionality: + * - Buld and send the E2 node config update ack msg + * @params[in] + * DU databse + * transId + * list of E2 node cfg which needs to fill in IEs + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t BuildAndSendE2NodeConfigUpdateAck(DuDb *duDb, uint8_t transId, E2NodeConfigList *e2NodeList) +{ + uint8_t ret = RFAILED; + uint8_t arrIdx = 0,elementCnt = 0; + E2AP_PDU_t *e2apMsg = NULLP; + asn_enc_rval_t encRetVal; + E2nodeConfigurationUpdateAcknowledge_t *e2NodeConfigUpdateAck = NULLP; + + DU_LOG("\nINFO --> E2AP : Building E2 Node config update Ack Message\n"); + do + { + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__,__LINE__); + break; + } + e2apMsg->present = E2AP_PDU_PR_successfulOutcome; + RIC_ALLOC(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t)); + if(e2apMsg->choice.successfulOutcome == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__,__LINE__); + break; + } + + e2apMsg->choice.successfulOutcome->criticality = CriticalityE2_reject; + e2apMsg->choice.successfulOutcome->procedureCode = ProcedureCodeE2_id_E2nodeConfigurationUpdate; + e2apMsg->choice.successfulOutcome->value.present = SuccessfulOutcomeE2__value_PR_E2nodeConfigurationUpdateAcknowledge; + e2NodeConfigUpdateAck = &e2apMsg->choice.successfulOutcome->value.choice.E2nodeConfigurationUpdateAcknowledge; + + elementCnt =1; + if(e2NodeList->addedE2NodeCount) + elementCnt++; + if(e2NodeList->updatedE2NodeCount) + elementCnt++; + if(e2NodeList->removedE2NodeCount) + elementCnt++; + + e2NodeConfigUpdateAck->protocolIEs.list.count = elementCnt; + e2NodeConfigUpdateAck->protocolIEs.list.size = elementCnt * sizeof(E2nodeConfigurationUpdateAcknowledge_IEs_t*); + RIC_ALLOC(e2NodeConfigUpdateAck->protocolIEs.list.array, e2NodeConfigUpdateAck->protocolIEs.list.size); + if(e2NodeConfigUpdateAck->protocolIEs.list.array == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__,__LINE__); + break; + } + + for(arrIdx =0; arrIdxprotocolIEs.list.array[arrIdx], sizeof(E2nodeConfigurationUpdateAcknowledge_IEs_t)); + if(e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx] == NULLP) + { + + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__,__LINE__); + break; + } + } + + if(arrIdxprotocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TransactionID; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.present = E2nodeConfigurationUpdateAcknowledge_IEs__value_PR_TransactionID; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.TransactionID = transId; + + if(e2NodeList->addedE2NodeCount) + { + arrIdx++; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.present = E2nodeConfigurationUpdateAcknowledge_IEs__value_PR_E2nodeComponentConfigAdditionAck_List; + if(BuildE2nodeComponentConfigAdditionAck(&e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAdditionAck_List,\ + e2NodeList->addedE2NodeCount, e2NodeList->addedE2Node)!=ROK) + + { + DU_LOG("\nERROR --> E2AP : Failed to build E2Node Component config addition ack list"); + break; + } + } + if(e2NodeList->updatedE2NodeCount) + { + arrIdx++; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.present = E2nodeConfigurationUpdateAcknowledge_IEs__value_PR_E2nodeComponentConfigUpdateAck_List; + if(BuildE2nodeComponentConfigUpdateAck(&e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigUpdateAck_List,\ + e2NodeList->updatedE2NodeCount, e2NodeList->updatedE2Node)!=ROK) + + { + DU_LOG("\nERROR --> E2AP : Failed to build E2Node Component config update ack list"); + break; + } + } + if(e2NodeList->removedE2NodeCount) + { + arrIdx++; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject; + e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.present = E2nodeConfigurationUpdateAcknowledge_IEs__value_PR_E2nodeComponentConfigRemovalAck_List; + if(BuildE2nodeComponentConfigRemovalAck(&e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigRemovalAck_List,\ + e2NodeList->removedE2NodeCount, e2NodeList->removedE2Node)!=ROK) + + { + DU_LOG("\nERROR --> E2AP : Failed to build E2Node Component config removal ack 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); + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode E2 Node config update ack structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2 Node config update ack \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 : Failed to send E2 Node config update ack "); + break; + } + ret = ROK; + break; + }while(true); + + FreeE2NodeConfigUpdateAck(e2apMsg); + return ret; +} + + +/****************************************************************** + * + * @brief Processes the E2 removal failure msg + * + * @details + * + * Function : procE2RemovalFailure + * + * Functionality: Processes the E2 removal failure msg + * + * @params[in] + * E2 Removal Failure information + * + * @return void + * + * ****************************************************************/ +void ProcE2RemovalFailure(E2RemovalFailure_t *e2RemovalFailure) +{ + uint8_t ieIdx = 0, transId=0; + CauseE2_t *cause = NULLP; + + if(!e2RemovalFailure) + { + DU_LOG("\nERROR --> E2AP : e2RemovalFailure pointer is null"); + return; + } + + if(!e2RemovalFailure->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : e2RemovalFailure array pointer is null"); + return; + } + + for(ieIdx=0; ieIdx < e2RemovalFailure->protocolIEs.list.count; ieIdx++) + { + if(e2RemovalFailure->protocolIEs.list.array[ieIdx]) + { + switch(e2RemovalFailure->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_TransactionID: + { + transId = e2RemovalFailure->protocolIEs.list.array[ieIdx]->value.choice.TransactionID; + DU_LOG("\nERROR --> E2AP : Received transID %d", transId); + break; + } + case ProtocolIE_IDE2_id_CauseE2: + { + cause = &e2RemovalFailure->protocolIEs.list.array[ieIdx]->value.choice.CauseE2; + printE2ErrorCause(cause); + break; + } + default: + { + DU_LOG("\nERROR --> E2AP : Received Invalid Ie [%d]", e2RemovalFailure->protocolIEs.list.array[ieIdx]->id); + break; + } + } + } + } +} +/******************************************************************* + * + * @brief Delete E2 component node list + * + * @details + * + * Function : deleteE2ComponentNodeList + * + * Functionality: Delete E2 component node list + * + * @params[in] E2 component node list + * @return void + + * + ******************************************************************/ + +void deleteE2ComponentNodeList(CmLListCp *componentList) +{ + E2NodeComponent *cfgInfo = NULLP; + CmLList *e2ComponentNode = NULLP; + + CM_LLIST_FIRST_NODE(componentList, e2ComponentNode); + while(e2ComponentNode) + { + cfgInfo = (E2NodeComponent*)e2ComponentNode->node; + cmLListDelFrm(componentList, e2ComponentNode); + memset(cfgInfo, 0, sizeof(E2NodeComponent)); + CM_LLIST_FIRST_NODE(componentList, e2ComponentNode); + } +} + +/******************************************************************* + * + * @brief process the E2 node information from ric db + * + * @details + * + * Function : deleteE2NodeInfo + * + * Functionality: process the E2 node information from ric db + * + * @params[in] + * du Id + * + * @return void + * + ******************************************************************/ +void deleteE2NodeInfo(DuDb *duDb) +{ + uint16_t ranFuncIdx =0; + RanFunction *ranFuncDb=NULLP; + + DU_LOG("\nINFO --> E2AP : Removing all the E2 node information"); + for(ranFuncIdx = 0; ranFuncIdx < MAX_RAN_FUNCTION; ranFuncIdx++) + { + ranFuncDb = &duDb->ranFunction[ranFuncIdx]; + if(ranFuncDb->id > 0) + { + deleteRicSubscriptionList(&ranFuncDb->subscriptionList); + } + } + deleteE2ComponentNodeList(&duDb->e2NodeComponent); +} + +/******************************************************************* + * + * @brief process the E2 Removal Response + * + * @details + * + * Function : ProcE2RemovalResponse + * + * Functionality: Process E2 Removal Response + * + * @params[in] + * du Id + * Pointer to removal response + * @return void + * + ******************************************************************/ + +void ProcE2RemovalResponse(uint32_t duId, E2RemovalResponse_t *removalRsp) +{ + uint8_t ieIdx = 0, duIdx =0; + DuDb *duDb = NULLP; + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return; + } + + if(!removalRsp) + { + DU_LOG("\nERROR --> E2AP : removalRsp pointer is null"); + return; + } + + if(!removalRsp->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : removalRsp array pointer is null"); + return; + } + + for(ieIdx=0; ieIdx < removalRsp->protocolIEs.list.count; ieIdx++) + { + if(removalRsp->protocolIEs.list.array[ieIdx]) + { + switch(removalRsp->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_TransactionID: + { + DU_LOG("\nINFO --> E2AP : Sending request to close the sctp connection"); + cmInetClose(&sctpCb.e2LstnSockFd); + deleteE2NodeInfo(duDb); + exit(0); + } + default: + { + DU_LOG("\nERROR --> E2AP : Received Invalid Ie [%ld]", removalRsp->protocolIEs.list.array[ieIdx]->id); + break; + } + } + } + } +} +/******************************************************************* + * + * @brief Deallocate the memory allocated for E2 Removal Failure + * + * @details + * + * Function : FreeE2RemovalFailure + * + * Functionality: + * - freeing the memory allocated for E2RemovalFailure + * + * @params[in] E2AP_PDU_t *e2apMsg + * @return void + * + * ****************************************************************/ +void FreeE2RemovalFailure(E2AP_PDU_t *e2apMsg) +{ + uint8_t ieIdx =0; + E2RemovalFailure_t *e2RemovalFailure=NULLP; + + if(e2apMsg != NULLP) + { + if(e2apMsg->choice.unsuccessfulOutcome != NULLP) + { + e2RemovalFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2RemovalFailure; + if(e2RemovalFailure->protocolIEs.list.array) + { + for(ieIdx=0; ieIdx < e2RemovalFailure->protocolIEs.list.count; ieIdx++) + { + if(e2RemovalFailure->protocolIEs.list.array[ieIdx]) + { + RIC_FREE(e2RemovalFailure->protocolIEs.list.array[ieIdx], sizeof(E2RemovalFailureIEs_t)); + } + } + RIC_FREE(e2RemovalFailure->protocolIEs.list.array, e2RemovalFailure->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief Buld and send the E2 Removal Failure msg + * + * @details + * + * Function : BuildAndSendE2RemovalFailure + * + * Functionality: + * - Buld and send the E2 Removal Failure Message + * @params[in] + * DU Id + * Trans Id + * Type of failure + * Cause of failure + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t BuildAndSendRemovalFailure(uint32_t duId, uint16_t transId, CauseE2_PR causePresent, uint8_t reason) +{ + uint8_t ieIdx = 0, elementCnt = 0; + uint8_t ret = RFAILED; + E2AP_PDU_t *e2apMsg = NULLP; + E2RemovalFailure_t *e2RemovalFailure=NULLP; + asn_enc_rval_t encRetVal; /* Encoder return value */ + + DU_LOG("\nINFO --> E2AP : Building E2 Removal Failure Message\n"); + do + { + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + e2apMsg->present = E2AP_PDU_PR_unsuccessfulOutcome; + + RIC_ALLOC(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t)); + if(e2apMsg->choice.unsuccessfulOutcome == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + e2apMsg->choice.unsuccessfulOutcome->procedureCode = ProcedureCodeE2_id_E2removal; + e2apMsg->choice.unsuccessfulOutcome->criticality = CriticalityE2_reject; + e2apMsg->choice.unsuccessfulOutcome->value.present = UnsuccessfulOutcomeE2__value_PR_E2RemovalFailure; + e2RemovalFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2RemovalFailure; + + elementCnt = 2; + e2RemovalFailure->protocolIEs.list.count = elementCnt; + e2RemovalFailure->protocolIEs.list.size = elementCnt * sizeof(E2RemovalFailureIEs_t *); + RIC_ALLOC(e2RemovalFailure->protocolIEs.list.array, e2RemovalFailure->protocolIEs.list.size); + if(!e2RemovalFailure->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + for(ieIdx=0; ieIdx < elementCnt; ieIdx++) + { + RIC_ALLOC(e2RemovalFailure->protocolIEs.list.array[ieIdx], sizeof(E2RemovalFailureIEs_t)); + if(!e2RemovalFailure->protocolIEs.list.array[ieIdx]) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + } + if(ieIdx < elementCnt) + break; + + ieIdx = 0; + e2RemovalFailure->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID; + e2RemovalFailure->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject; + e2RemovalFailure->protocolIEs.list.array[ieIdx]->value.present = E2RemovalFailureIEs__value_PR_TransactionID; + e2RemovalFailure->protocolIEs.list.array[ieIdx]->value.choice.TransactionID = transId; + + /* Cause */ + ieIdx++; + e2RemovalFailure->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_CauseE2; + e2RemovalFailure->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_ignore; + e2RemovalFailure->protocolIEs.list.array[ieIdx]->value.present = ErrorIndicationE2_IEs__value_PR_CauseE2; + fillE2FailureCause(&e2RemovalFailure->protocolIEs.list.array[ieIdx]->value.choice.CauseE2, causePresent, reason); + + 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); + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode E2 removal failure structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2 Removal Failure \n"); + for(int i=0; i< encBufSize; i++) + { + DU_LOG("%x",encBuf[i]); + } + } + + /* Sending msg */ + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to send E2 Removal Failure"); + break; + } + + ret = ROK; + break; + }while(true); + + FreeE2RemovalFailure(e2apMsg); + return ret; +} + +/******************************************************************* + * + * @brief Deallocate the memory allocated for E2 Removal Response + * + * @details + * + * Function : FreeE2RemovalResponse + * + * Functionality: + * - freeing the memory allocated for E2RemovalResponse + * + * @params[in] E2AP_PDU_t *e2apMsg + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +void FreeE2RemovalResponse(E2AP_PDU_t *e2apMsg) +{ + uint8_t ieIdx =0; + E2RemovalResponse_t *e2RemovalResponse=NULLP; + + if(e2apMsg != NULLP) + { + if(e2apMsg->choice.successfulOutcome != NULLP) + { + e2RemovalResponse = &e2apMsg->choice.successfulOutcome->value.choice.E2RemovalResponse; + if(e2RemovalResponse->protocolIEs.list.array) + { + for(ieIdx=0; ieIdx < e2RemovalResponse->protocolIEs.list.count; ieIdx++) + { + if(e2RemovalResponse->protocolIEs.list.array[ieIdx]) + { + RIC_FREE(e2RemovalResponse->protocolIEs.list.array[ieIdx], sizeof(E2RemovalResponseIEs_t)); + } + } + RIC_FREE(e2RemovalResponse->protocolIEs.list.array, e2RemovalResponse->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief Buld and send the E2 Removal Response msg + * + * @details + * + * Function : BuildAndSendE2RemovalResponse + * + * Functionality: + * - Buld and send the E2 Removal Response Message + * @params[in] + * Du Id + * Trans Id + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +uint8_t BuildAndSendRemovalResponse(uint32_t duId, uint16_t transId) +{ + uint8_t ieIdx = 0, elementCnt = 0; + uint8_t ret = RFAILED, duIdx =0; + E2AP_PDU_t *e2apMsg = NULLP; + DuDb *duDb = NULLP; + E2RemovalResponse_t *e2RemovalResponse=NULLP; + asn_enc_rval_t encRetVal; /* Encoder return value */ + + DU_LOG("\nINFO --> E2AP : Building E2 Removal Response Message\n"); + do + { + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return; + } + + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + e2apMsg->present = E2AP_PDU_PR_successfulOutcome; + + RIC_ALLOC(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t)); + if(e2apMsg->choice.successfulOutcome == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + e2apMsg->choice.successfulOutcome->procedureCode = ProcedureCodeE2_id_E2removal; + e2apMsg->choice.successfulOutcome->criticality = CriticalityE2_reject; + e2apMsg->choice.successfulOutcome->value.present = SuccessfulOutcomeE2__value_PR_E2RemovalResponse; + e2RemovalResponse = &e2apMsg->choice.successfulOutcome->value.choice.E2RemovalResponse; + + elementCnt = 1; + e2RemovalResponse->protocolIEs.list.count = elementCnt; + e2RemovalResponse->protocolIEs.list.size = elementCnt * sizeof(E2RemovalResponseIEs_t *); + RIC_ALLOC(e2RemovalResponse->protocolIEs.list.array, e2RemovalResponse->protocolIEs.list.size); + if(!e2RemovalResponse->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + for(ieIdx=0; ieIdx < elementCnt; ieIdx++) + { + RIC_ALLOC(e2RemovalResponse->protocolIEs.list.array[ieIdx], sizeof(E2RemovalResponseIEs_t)); + if(!e2RemovalResponse->protocolIEs.list.array[ieIdx]) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + } + if(ieIdx < elementCnt) + break; + + ieIdx = 0; + e2RemovalResponse->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID; + e2RemovalResponse->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject; + e2RemovalResponse->protocolIEs.list.array[ieIdx]->value.present = E2RemovalResponseIEs__value_PR_TransactionID; + e2RemovalResponse->protocolIEs.list.array[ieIdx]->value.choice.TransactionID = transId; + + 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); + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode E2 removal response structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2 Removal Response \n"); + for(int i=0; i< encBufSize; i++) + { + DU_LOG("%x",encBuf[i]); + } + } + + /* Sending msg */ + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to send E2 Removal Response"); + break; + } + + ret = ROK; + break; + }while(true); + + FreeE2RemovalResponse(e2apMsg); + return ret; +} + +/******************************************************************* + * + * @brief Process Removal req received from RIC + * + * @details + * + * Function : procE2RemovalRequest + * + * Functionality: Process Removal req received from RIC + * + * @param + * DU id + * E2 Removal Request + * @return void + * + ******************************************************************/ + +void procE2RemovalRequest(uint32_t duId, E2RemovalRequest_t *removalReq) +{ + uint8_t arrIdx =0; + uint16_t transId =0; + + DU_LOG("\nINFO --> E2AP : E2 Removal request received"); + + for(arrIdx=0; arrIdxprotocolIEs.list.count; arrIdx++) + { + switch(removalReq->protocolIEs.list.array[arrIdx]->id) + { + case ProtocolIE_IDE2_id_TransactionID: + { + transId = removalReq->protocolIEs.list.array[arrIdx]->value.choice.TransactionID; + break; + } + default: + { + DU_LOG("\nERROR --> E2AP : Invalid IE recevied [%d]", transId); + break; + } + } + } + + if(transId>=0 && transId<=255) + { + if(BuildAndSendRemovalResponse(duId, transId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build and send Removal response"); + } + } + else + { + if(BuildAndSendRemovalFailure(duId, transId, CauseE2_PR_protocol, CauseE2Protocol_abstract_syntax_error_falsely_constructed_message) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build and send Removal response"); + } + } +} + +/******************************************************************* + * + * @brief fill E2 connection update item + * + * @details + * + * Function : fillE2connectionUpdateItem + * + * Functionality: fill E2 connection update item + * + * @params[in] + * E2connectionUpdate Item to be filled + * Protocol Id + * @return ROK - success + * RFAILED - failure + * ****************************************************************/ + +uint8_t fillE2connectionUpdateItem(PTR connectionInfo, uint8_t protocolId) +{ + E2connectionUpdateRemove_Item_t *connectionRemoveITem=NULLP; + E2connectionUpdate_Item_t *connectionModifyItem=NULLP; + TNLinformation_t *tnlInformation = NULLP; + TNLusage_t *tnlUsage=NULLP; + + switch(protocolId) + { + case ProtocolIE_IDE2_id_E2connectionUpdate_Item: + { + connectionModifyItem = (E2connectionUpdate_Item_t*)connectionInfo; + tnlInformation = &connectionModifyItem->tnlInformation; + tnlUsage = &connectionModifyItem->tnlUsage; + break; + } + + case ProtocolIE_IDE2_id_E2connectionUpdateRemove_Item: + { + connectionRemoveITem = (E2connectionUpdateRemove_Item_t*)connectionInfo; + tnlInformation= &connectionRemoveITem->tnlInformation; + break; + } + } + + tnlInformation->tnlAddress.size = 4*sizeof(uint8_t); + RIC_ALLOC(tnlInformation->tnlAddress.buf, tnlInformation->tnlAddress.size); + if(!tnlInformation->tnlAddress.buf) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + return RFAILED; + } + + tnlInformation->tnlAddress.buf[3] = ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr & 0xFF; + tnlInformation->tnlAddress.buf[2] = (ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr>> 8) & 0xFF; + tnlInformation->tnlAddress.buf[1] = (ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr>> 16) & 0xFF; + tnlInformation->tnlAddress.buf[0] = (ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr>> 24) & 0xFF; + tnlInformation->tnlAddress.bits_unused = 0; + if(protocolId == ProtocolIE_IDE2_id_E2connectionUpdate_Item) + { + *tnlUsage = TNLusage_support_function; + } + return ROK; +} + +/******************************************************************* + * + * @brief Build E2 connection modification list + * + * @details + * + * Function : BuildE2ConnectionModifyList + * + * Functionality: Build E2 connection modification list + * + * @params[in] + * E2 connection modification list to be filled + * + * @return ROK - success + * RFAILED - failure + * ****************************************************************/ + +uint8_t BuildE2ConnectionModifyList(E2connectionUpdate_List_t *connectionToBeModifyList) +{ + uint8_t arrIdx = 0; + E2connectionUpdate_ItemIEs_t *connectionModify=NULL; + + connectionToBeModifyList->list.count = 1; + + connectionToBeModifyList->list.size = connectionToBeModifyList->list.count*sizeof(E2connectionUpdate_ItemIEs_t*); + RIC_ALLOC(connectionToBeModifyList->list.array, connectionToBeModifyList->list.size); + if(connectionToBeModifyList->list.array) + { + for(arrIdx = 0; arrIdx< connectionToBeModifyList->list.count; arrIdx++) + { + RIC_ALLOC(connectionToBeModifyList->list.array[arrIdx], sizeof(E2connectionUpdate_ItemIEs_t)); + if(connectionToBeModifyList->list.array[arrIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + return RFAILED; + } + connectionModify = (E2connectionUpdate_ItemIEs_t*)connectionToBeModifyList->list.array[arrIdx]; + connectionModify->id = ProtocolIE_IDE2_id_E2connectionUpdate_Item; + connectionModify->criticality= CriticalityE2_ignore; + connectionModify->value.present = E2connectionUpdate_ItemIEs__value_PR_E2connectionUpdate_Item; + if(fillE2connectionUpdateItem((PTR)&connectionModify->value.choice.E2connectionUpdate_Item, ProtocolIE_IDE2_id_E2connectionUpdate_Item) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to fill E2 connection update item"); + return RFAILED; + } + + } + } + else + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + return RFAILED; + } + return ROK; +} + +/******************************************************************* + * + * @brief Build E2 connection remove list + * + * @details + * + * Function : BuildE2ConnectionRemoveList + * + * Functionality: Build E2 connection remove list + * + * @params[in] + * E2 connection remove list to be filled + * + * @return ROK - success + * RFAILED - failure + * ****************************************************************/ + +uint8_t BuildE2ConnectionRemoveList(E2connectionUpdateRemove_List_t *connectionToBeRemoveList) +{ + uint8_t arrIdx = 0; + E2connectionUpdateRemove_ItemIEs_t *connectionRemove=NULL; + + connectionToBeRemoveList->list.count = 1; + + connectionToBeRemoveList->list.size = connectionToBeRemoveList->list.count*sizeof(E2connectionUpdateRemove_ItemIEs_t*); + RIC_ALLOC(connectionToBeRemoveList->list.array, connectionToBeRemoveList->list.size); + if(connectionToBeRemoveList->list.array) + { + for(arrIdx = 0; arrIdx< connectionToBeRemoveList->list.count; arrIdx++) + { + RIC_ALLOC(connectionToBeRemoveList->list.array[arrIdx], sizeof(E2connectionUpdateRemove_ItemIEs_t)); + if(connectionToBeRemoveList->list.array[arrIdx] == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + return RFAILED; + } + connectionRemove = (E2connectionUpdateRemove_ItemIEs_t*)connectionToBeRemoveList->list.array[arrIdx]; + connectionRemove->id = ProtocolIE_IDE2_id_E2connectionUpdateRemove_Item; + connectionRemove->criticality= CriticalityE2_ignore; + connectionRemove->value.present = E2connectionUpdateRemove_ItemIEs__value_PR_E2connectionUpdateRemove_Item; + if(fillE2connectionUpdateItem((PTR)&connectionRemove->value.choice.E2connectionUpdateRemove_Item, ProtocolIE_IDE2_id_E2connectionUpdateRemove_Item) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to fill E2 connection update item"); + return RFAILED; + } + + } + } + else + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + return RFAILED; + } + return ROK; +} + +/******************************************************************* + * + * @brief Deallocate the memory allocated for E2ConnectionUpdate msg + * + * @details + * + * Function : FreeE2ConnectionUpdate + * + * Functionality: + * - freeing the memory allocated for E2ConnectionUpdate + * + * @params[in] E2AP_PDU_t *e2apMsg + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +void FreeE2ConnectionUpdate(E2AP_PDU_t *e2apMsg) +{ + uint8_t ieIdx =0, arrIdx=0; + E2connectionUpdate_t *connectionUpdate = NULLP; + E2connectionUpdate_List_t *connectionToBeModifyList = NULLP; + E2connectionUpdateRemove_List_t *connectionToBeRemoveList = NULLP; + + if(e2apMsg != NULLP) + { + if(e2apMsg->choice.initiatingMessage != NULLP) + { + connectionUpdate = &e2apMsg->choice.initiatingMessage->value.choice.E2connectionUpdate; + if(connectionUpdate->protocolIEs.list.array) + { + for(ieIdx = 0; ieIdx < connectionUpdate->protocolIEs.list.count; ieIdx++) + { + if(connectionUpdate->protocolIEs.list.array[ieIdx]) + { + switch(connectionUpdate->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_TransactionID: + break; + + case ProtocolIE_IDE2_id_E2connectionUpdateModify: + { + connectionToBeModifyList = &connectionUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2connectionUpdate_List; + if(connectionToBeModifyList->list.array) + { + for(arrIdx = 0; arrIdx < connectionToBeModifyList->list.count; arrIdx++) + { + RIC_FREE(connectionToBeModifyList->list.array[arrIdx], sizeof(E2connectionUpdate_ItemIEs_t)); + } + RIC_FREE(connectionToBeModifyList->list.array, connectionToBeModifyList->list.size); + } + break; + } + + case ProtocolIE_IDE2_id_E2connectionUpdateRemove: + { + connectionToBeRemoveList = &connectionUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2connectionUpdateRemove_List; + if(connectionToBeRemoveList->list.array) + { + for(arrIdx = 0; arrIdx < connectionToBeRemoveList->list.count; arrIdx++) + { + RIC_FREE(connectionToBeRemoveList->list.array[arrIdx], sizeof(E2connectionUpdateRemove_ItemIEs_t)); + } + RIC_FREE(connectionToBeRemoveList->list.array, connectionToBeRemoveList->list.size); + } + break; + } + } + RIC_FREE(connectionUpdate->protocolIEs.list.array[ieIdx], sizeof(E2connectionUpdate_IEs_t)); + } + } + RIC_FREE(connectionUpdate->protocolIEs.list.array, connectionUpdate->protocolIEs.list.size); + } + RIC_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + } + RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* + * + * @brief Buld and send the E2 Connection Update msg + * + * @details + * + * Function : BuildAndSendE2ConnectionUpdate + * + * Functionality: + * - Buld and send the E2 Connection Update Message + * @params[in] + * Du Id + * E2 connection to be modify or delete + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t BuildAndSendE2ConnectionUpdate(uint32_t duId, E2Connection connectionInfo) +{ + uint8_t ieIdx = 0, elementCnt = 0; + uint8_t ret = RFAILED, duIdx =0; + DuDb *duDb = NULLP; + E2AP_PDU_t *e2apMsg = NULLP; + E2connectionUpdate_t *e2ConnectionUpdate=NULLP; + asn_enc_rval_t encRetVal; /* Encoder return value */ + + DU_LOG("\nINFO --> E2AP : Building E2 Connection Update Message\n"); + do + { + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return RFAILED; + } + + RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t)); + if(e2apMsg == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + e2apMsg->present = E2AP_PDU_PR_initiatingMessage; + + RIC_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + if(e2apMsg->choice.initiatingMessage == NULLP) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_E2connectionUpdate; + e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject; + e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_E2connectionUpdate; + e2ConnectionUpdate = &e2apMsg->choice.initiatingMessage->value.choice.E2connectionUpdate; + + elementCnt = 1; + if(connectionInfo == MODIFY_CONNECTION) + elementCnt++; + if(connectionInfo == REMOVE_CONNECTION) + elementCnt++; + + e2ConnectionUpdate->protocolIEs.list.count = elementCnt; + e2ConnectionUpdate->protocolIEs.list.size = elementCnt * sizeof(E2connectionUpdate_IEs_t*); + RIC_ALLOC(e2ConnectionUpdate->protocolIEs.list.array, e2ConnectionUpdate->protocolIEs.list.size); + if(!e2ConnectionUpdate->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + + for(ieIdx=0; ieIdx < elementCnt; ieIdx++) + { + RIC_ALLOC(e2ConnectionUpdate->protocolIEs.list.array[ieIdx], sizeof(E2connectionUpdate_IEs_t)); + if(!e2ConnectionUpdate->protocolIEs.list.array[ieIdx]) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + break; + } + } + if(ieIdx < elementCnt) + break; + + ieIdx = 0; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->value.present = E2connectionUpdate_IEs__value_PR_TransactionID; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->value.choice.TransactionID = assignTransactionId(duDb); + + if(connectionInfo == MODIFY_CONNECTION) + { + ieIdx++; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_E2connectionUpdateModify; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->value.present = E2connectionUpdate_IEs__value_PR_E2connectionUpdate_List; + if(BuildE2ConnectionModifyList(&e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2connectionUpdate_List) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build the connection update modify list"); + break; + } + } + + if(connectionInfo == REMOVE_CONNECTION) + { + ieIdx++; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_E2connectionUpdateRemove; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject; + e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->value.present = E2connectionUpdate_IEs__value_PR_E2connectionUpdateRemove_List; + if(BuildE2ConnectionRemoveList(&e2ConnectionUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2connectionUpdateRemove_List) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to build the connection update modify 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); + if(encRetVal.encoded == ENCODE_FAIL) + { + DU_LOG("\nERROR --> E2AP : Could not encode E2 connection update structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2 Connection Update \n"); + for(int i=0; i< encBufSize; i++) + { + DU_LOG("%x",encBuf[i]); + } + } + + /* Sending msg */ + if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duId) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed to send E2 Connection Update"); + break; + } + + ret = ROK; + break; + }while(true); + + FreeE2ConnectionUpdate(e2apMsg); + return ret; +} + +/****************************************************************** + * + * @brief Processes the E2 connection update failure msg + * + * @details + * + * Function : procE2connectionUpdateFailure + * + * Functionality: Processes the E2 connection update failure msg + * + * @params[in] + * E2 connection update failure information + * + * @return void + * + * ****************************************************************/ +void ProcE2connectionUpdateFailure(E2connectionUpdateFailure_t *updateFailure) +{ + uint8_t ieIdx = 0; + uint16_t transId=0; + CauseE2_t *cause = NULLP; + + if(!updateFailure) + { + DU_LOG("\nERROR --> E2AP : updateFailure pointer is null"); + return; + } + + if(!updateFailure->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : updateFailure array pointer is null"); + return; + } + + for(ieIdx=0; ieIdx < updateFailure->protocolIEs.list.count; ieIdx++) + { + if(updateFailure->protocolIEs.list.array[ieIdx]) + { + switch(updateFailure->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_TransactionID: + { + transId = updateFailure->protocolIEs.list.array[ieIdx]->value.choice.TransactionID; + DU_LOG("\nERROR --> E2AP : Received transID %d", transId); + break; + } + case ProtocolIE_IDE2_id_CauseE2: + { + cause = &updateFailure->protocolIEs.list.array[ieIdx]->value.choice.CauseE2; + printE2ErrorCause(cause); + break; + } + default: + { + DU_LOG("\nERROR --> E2AP : Received Invalid Ie [%d]", updateFailure->protocolIEs.list.array[ieIdx]->id); + break; + } + } + } + } +} + +/******************************************************************* + * + * @brief process the E2 Connection update ack + * + * @details + * + * Function : ProcE2ConnectionUpdateAck + * + * Functionality: Process E2 Connection update ack + * + * @params[in] + * du Id + * Pointer to Connection update ack + * @return void + * + ******************************************************************/ + +void ProcE2ConnectionUpdateAck(uint32_t duId, E2connectionUpdateAcknowledge_t *connectionUpdateAck) +{ + uint16_t transId =0; + uint32_t ipAddress=0; + DuDb *duDb = NULLP; + uint8_t ieIdx = 0, duIdx =0, arrIdx=0; + E2connectionUpdate_Item_t *connectionSetupItem=NULLP; + E2connectionUpdate_ItemIEs_t *connectionSetupItemIe=NULLP; + E2connectionUpdate_List_t *connectionSetupList=NULLP; + E2connectionSetupFailed_Item_t *setupFailedItem =NULLP; + E2connectionSetupFailed_List_t *setupFailedList=NULLP; + E2connectionSetupFailed_ItemIEs_t *setupFailedItemIe =NULLP; + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return; + } + + if(!connectionUpdateAck) + { + DU_LOG("\nERROR --> E2AP : connectionUpdateAck pointer is null"); + return; + } + + if(!connectionUpdateAck->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : connectionUpdateAck array pointer is null"); + return; + } + + for(ieIdx=0; ieIdx < connectionUpdateAck->protocolIEs.list.count; ieIdx++) + { + if(connectionUpdateAck->protocolIEs.list.array[ieIdx]) + { + switch(connectionUpdateAck->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_TransactionID: + { + transId = connectionUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.TransactionID; + if(transId>255) + { + DU_LOG("\nERROR --> E2AP : Received invalid trans id %d ",transId); + return; + } + break; + } + case ProtocolIE_IDE2_id_E2connectionSetup: + { + connectionSetupList=&connectionUpdateAck->protocolIEs.list.array[ieIdx]->value.choice.E2connectionUpdate_List; + if(connectionSetupList->list.array) + { + for(arrIdx = 0; arrIdx< connectionSetupList->list.count; arrIdx++) + { + connectionSetupItemIe = (E2connectionUpdate_ItemIEs_t*)connectionSetupList->list.array[arrIdx]; + connectionSetupItem = &connectionSetupItemIe->value.choice.E2connectionUpdate_Item; + bitStringToInt(&connectionSetupItem->tnlInformation.tnlAddress, &ipAddress); + if(ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr == ipAddress) + { + ricCb.ricCfgParams.sctpParams.usage = connectionSetupItem->tnlUsage; + } + } + } + break; + } + + case ProtocolIE_IDE2_id_E2connectionSetupFailed: + { + setupFailedList=&connectionUpdateAck->protocolIEs.list.array[ieIdx]->value.choice.E2connectionSetupFailed_List; + if(setupFailedList->list.array) + { + for(arrIdx = 0; arrIdx< setupFailedList->list.count; arrIdx++) + { + setupFailedItemIe = (E2connectionSetupFailed_ItemIEs_t*)setupFailedList->list.array[arrIdx]; + setupFailedItem = &setupFailedItemIe->value.choice.E2connectionSetupFailed_Item; + printE2ErrorCause(&setupFailedItem->cause); + } + } + break; + } + default: + { + DU_LOG("\nERROR --> E2AP : Received Invalid Ie [%ld]", connectionUpdateAck->protocolIEs.list.array[ieIdx]->id); + break; + } + } + } + } +} + +/****************************************************************** + * + * @brief Processes the Ric Subs delete failure msg + * + * @details + * + * Function : procRicSubsDeleteFailure + * + * Functionality: Processes the Ric Subs delete failure msg + * + * @params[in] + * Ric Subs delete failure information + * + * @return void + * + * ****************************************************************/ +void ProcRicSubsDeleteFailure(RICsubscriptionDeleteFailure_t *ricSubsDeleteFail) +{ + uint8_t ieIdx = 0; + uint16_t ranFuncId=0; + CauseE2_t *cause = NULLP; + RICrequestID_t ricRequestID; + + if(!ricSubsDeleteFail) + { + DU_LOG("\nERROR --> E2AP : ricSubsDeleteFail pointer is null"); + return; + } + + if(!ricSubsDeleteFail->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : ricSubsDeleteFail array pointer is null"); + return; + } + + for(ieIdx=0; ieIdx < ricSubsDeleteFail->protocolIEs.list.count; ieIdx++) + { + if(ricSubsDeleteFail->protocolIEs.list.array[ieIdx]) + { + switch(ricSubsDeleteFail->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_RICrequestID: + { + memcpy(&ricSubsDeleteFail->protocolIEs.list.array[ieIdx]->value.choice.RICrequestID, &ricRequestID, sizeof(RICrequestID_t)); + DU_LOG("\nERROR --> E2AP : Received RicReqId %ld and InstanceId %ld", ricRequestID.ricRequestorID, ricRequestID.ricInstanceID); + break; + } + case ProtocolIE_IDE2_id_RANfunctionID: + { + ranFuncId = ricSubsDeleteFail->protocolIEs.list.array[ieIdx]->value.choice.RANfunctionID; + DU_LOG("\nERROR --> E2AP : Received ranfuncId %d", ranFuncId); + break; + } + case ProtocolIE_IDE2_id_CauseE2: + { + cause = &ricSubsDeleteFail->protocolIEs.list.array[ieIdx]->value.choice.CauseE2; + printE2ErrorCause(cause); + break; + } + default: + { + DU_LOG("\nERROR --> E2AP : Received Invalid Ie [%ld]", ricSubsDeleteFail->protocolIEs.list.array[ieIdx]->id); + break; + } + } + } + } +} + + +/****************************************************************** + * + * @brief Processes the Ric Subs delete rsp msg + * + * @details + * + * Function : ProcRicSubsDeleteRsp + * + * Functionality: Processes the Ric Subs delete rsp msg + * + * @params[in] + * Ric Subs delete rsp information + * + * @return void + * + * ****************************************************************/ +void ProcRicSubsDeleteRsp(uint32_t duId, RICsubscriptionDeleteResponse_t *ricSubsDeleteRsp) +{ + uint8_t ieIdx = 0; + uint8_t duIdx= 0; + uint16_t ranFuncId=0; + RanFunction *ranFuncDb = NULLP; + RicRequestId ricReqId; + DuDb *duDb = NULLP; + RicSubscription *ricSubs = NULLP; + CmLList *ricSubsNode = NULLP; + + SEARCH_DU_DB(duIdx, duId, duDb); + if(duDb == NULLP) + { + DU_LOG("\nERROR --> E2AP : duDb is not present for duId %d",duId); + return; + } + + if(!ricSubsDeleteRsp) + { + DU_LOG("\nERROR --> E2AP : ricSubsDeleteRsp pointer is null"); + return; + } + + if(!ricSubsDeleteRsp->protocolIEs.list.array) + { + DU_LOG("\nERROR --> E2AP : ricSubsDeleteRsp array pointer is null"); + return; + } + for(ieIdx=0; ieIdx < ricSubsDeleteRsp->protocolIEs.list.count; ieIdx++) + { + if(ricSubsDeleteRsp->protocolIEs.list.array[ieIdx]) + { + switch(ricSubsDeleteRsp->protocolIEs.list.array[ieIdx]->id) + { + case ProtocolIE_IDE2_id_RICrequestID: + { + ricReqId.requestorId = ricSubsDeleteRsp->protocolIEs.list.array[ieIdx]->value.choice.RICrequestID.ricRequestorID; + ricReqId.instanceId = ricSubsDeleteRsp->protocolIEs.list.array[ieIdx]->value.choice.RICrequestID.ricInstanceID; + break; + } + case ProtocolIE_IDE2_id_RANfunctionID: + { + ranFuncId = ricSubsDeleteRsp->protocolIEs.list.array[ieIdx]->value.choice.RANfunctionID; + ranFuncDb = fetchRanFuncFromRanFuncId(duDb, ranFuncId); + if(!ranFuncDb) + { + DU_LOG("\nERROR --> E2AP : Invalid Ran Function id %d received",ranFuncId); + return; + } + + ricSubs = fetchSubsInfoFromRicReqId(ricReqId, ranFuncDb, &ricSubsNode); + if(ricSubs) + { + deleteRicSubscriptionNode(ricSubsNode); + DU_LOG("\nINFO --> E2AP : Ric subscription node deleted successfully"); + } + else + { + DU_LOG("\nERROR --> E2AP : Ric subscription node is not present "); + return; + } + break; + } + } + } + } +} + +/******************************************************************* + * + * @brief Free RIC Subscription action to be added list + * + * @details + * + * Function : FreeRicSubsActionToBeAdded + * + * Functionality: Free the RIC Subscription action to be added list + * + * @params[in] RICactions_ToBeAddedForModification_List_t *subsDetails + * @return void + * + * ****************************************************************/ +void FreeRicSubsActionToBeAdded(RICactions_ToBeAddedForModification_List_t *subsDetails) +{ + uint8_t elementIdx = 0; + RICaction_ToBeAddedForModification_ItemIEs_t *addedActionItemIe=NULLP; + + if(subsDetails->list.array) + { + for(elementIdx = 0; elementIdx < subsDetails->list.count; elementIdx++) + { + if(subsDetails->list.array[elementIdx]) + { + addedActionItemIe = (RICaction_ToBeAddedForModification_ItemIEs_t*)subsDetails->list.array[elementIdx]; + RIC_FREE(addedActionItemIe->value.choice.RICaction_ToBeAddedForModification_Item.ricActionDefinition.buf, \ + addedActionItemIe->value.choice.RICaction_ToBeAddedForModification_Item.ricActionDefinition.size); + RIC_FREE(subsDetails->list.array[elementIdx], sizeof(RICaction_ToBeAddedForModification_ItemIEs_t)); + } + } + RIC_FREE(subsDetails->list.array, subsDetails->list.size); + } +} + +/******************************************************************* + * + * @brief Free RIC Subscription action to be removed list + * + * @details + * + * Function : FreeRicSubsActionToBeRemoved + * + * Functionality: Free the RIC Subscription action to be removed list + * + * @params[in] RICactions_ToBeRemovedForModification_List_t *subsDetails + * @return void + * + * ****************************************************************/ +void FreeRicSubsActionToBeRemoved(RICactions_ToBeRemovedForModification_List_t *subsDetails) +{ + uint8_t elementIdx = 0; + + if(subsDetails->list.array) + { + for(elementIdx = 0; elementIdx < subsDetails->list.count; elementIdx++) + { + RIC_FREE(subsDetails->list.array[elementIdx], sizeof(RICaction_ToBeRemovedForModification_ItemIEs_t)); + } + RIC_FREE(subsDetails->list.array, subsDetails->list.size); + } +} + +/******************************************************************* + * + * @brief Free RIC Subscription action to be modify + * + * @details + * + * Function : FreeRicSubsActionToBeModified + * + * Functionality: Free the RIC Subscription action to be modify + * + * @params[in] RICactions_ToBeModifiedForModification_List_t List + * @return void + * + * ****************************************************************/ +void FreeRicSubsActionToBeModified(RICactions_ToBeModifiedForModification_List_t *subsDetails) +{ + uint8_t elementIdx = 0; + RICaction_ToBeModifiedForModification_ItemIEs_t *actionItem = NULLP; + + if(subsDetails->list.array) + { + for(elementIdx = 0; elementIdx < subsDetails->list.count; elementIdx++) + { + if(subsDetails->list.array[elementIdx]) + { + actionItem = (RICaction_ToBeModifiedForModification_ItemIEs_t *)subsDetails->list.array[elementIdx]; + if(actionItem->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition) + { + RIC_FREE(actionItem->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition->buf, \ + actionItem->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition->size); + RIC_FREE(actionItem->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition, sizeof(RICactionDefinition_t)); + } + RIC_FREE(subsDetails->list.array[elementIdx], sizeof(RICaction_ToBeModifiedForModification_ItemIEs_t)) + } + } + RIC_FREE(subsDetails->list.array, subsDetails->list.size); + } +} + +/******************************************************************* + * + * @brief Free RIC Subscription modification Request + * + * @details + * + * Function :FreeRicSubscriptionModReq + * + * Functionality : Free RIC Subscription modification Request + * + * @params[in] E2AP_PDU + * @return void + * + ******************************************************************/ +void FreeRicSubscriptionModReq(E2AP_PDU_t *e2apRicMsg) +{ + uint8_t idx = 0; + RICsubscriptionModificationRequest_t *ricSubscriptionModReq =NULLP; + RICsubscriptionModificationRequest_IEs_t *ricSubscriptionModReqIe=NULLP; + + if(e2apRicMsg) + { + if(e2apRicMsg->choice.initiatingMessage) + { + ricSubscriptionModReq = &e2apRicMsg->choice.initiatingMessage->value.choice.RICsubscriptionModificationRequest; + if(ricSubscriptionModReq->protocolIEs.list.array) + { + for(idx=0; idx < ricSubscriptionModReq->protocolIEs.list.count; idx++) + { + if(ricSubscriptionModReq->protocolIEs.list.array[idx]) + { + ricSubscriptionModReqIe = ricSubscriptionModReq->protocolIEs.list.array[idx]; + switch(ricSubscriptionModReq->protocolIEs.list.array[idx]->id) + { + case ProtocolIE_IDE2_id_RICrequestID: + break; + case ProtocolIE_IDE2_id_RANfunctionID: + break; + case ProtocolIE_IDE2_id_RICactionsToBeRemovedForModification_List: + { + FreeRicSubsActionToBeRemoved(&(ricSubscriptionModReqIe->value.choice.RICactions_ToBeRemovedForModification_List)); + break; + } + case ProtocolIE_IDE2_id_RICactionsToBeModifiedForModification_List: + { + FreeRicSubsActionToBeModified(&(ricSubscriptionModReqIe->value.choice.RICactions_ToBeModifiedForModification_List)); + break; + } + case ProtocolIE_IDE2_id_RICactionsToBeAddedForModification_List: + { + FreeRicSubsActionToBeAdded(&(ricSubscriptionModReqIe->value.choice.RICactions_ToBeAddedForModification_List)); + break; + } + default: + { + DU_LOG("\nERROR --> E2AP : Received Invalid Ie [%ld]", ricSubscriptionModReq->protocolIEs.list.array[idx]->id); + break; + } + + } + + RIC_FREE(ricSubscriptionModReq->protocolIEs.list.array[idx], sizeof(RICsubscriptionModificationRequest_IEs_t)); + } + } + RIC_FREE(ricSubscriptionModReq->protocolIEs.list.array, ricSubscriptionModReq->protocolIEs.list.size); + } + RIC_FREE(e2apRicMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t)); + } + RIC_FREE(e2apRicMsg, sizeof(E2AP_PDU_t)); + } +} + +/******************************************************************* +* +* @brief Build Ric subscription action to be modify list +* +* @details +* +* Function : BuildRicSubsActionToBeModify +* +* Functionality: Build Ric subscription action to be modify list +* +* @params[in] +* RICactions_ToBeModifiedForModification_List_t to be filled +* Num of action to be modify +* List of action to be modify +* +* @return ROK - success +* RFAILED - failure +* +******************************************************************/ + +uint8_t BuildRicSubsActionToBeModify(RICactions_ToBeModifiedForModification_List_t *modifyActionList, uint8_t numOfActionToBeModify, ActionInfo *actionToBeModify) +{ + uint8_t arrIdx=0; + RICaction_ToBeModifiedForModification_ItemIEs_t *modifiedActionItemIe=NULLP; + + modifyActionList->list.count = numOfActionToBeModify; + modifyActionList->list.size = modifyActionList->list.count * sizeof(RICaction_ToBeModifiedForModification_ItemIEs_t*); + RIC_ALLOC(modifyActionList->list.array, modifyActionList->list.size); + if(!modifyActionList->list.array) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + return RFAILED; + } + + for(arrIdx = 0; arrIdx< modifyActionList->list.count; arrIdx++) + { + RIC_ALLOC(modifyActionList->list.array[arrIdx], sizeof(RICaction_ToBeModifiedForModification_ItemIEs_t)); + if(!modifyActionList->list.array[arrIdx]) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + return RFAILED; + } + modifiedActionItemIe = (RICaction_ToBeModifiedForModification_ItemIEs_t*)modifyActionList->list.array[arrIdx]; + modifiedActionItemIe->id = ProtocolIE_IDE2_id_RICaction_ToBeModifiedForModification_Item; + modifiedActionItemIe->criticality = CriticalityE2_ignore; + modifiedActionItemIe->value.present = RICaction_ToBeModifiedForModification_ItemIEs__value_PR_RICaction_ToBeModifiedForModification_Item; + modifiedActionItemIe->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionID = actionToBeModify[arrIdx].actionId; + + /* RIC Action Definition */ + RIC_ALLOC(modifiedActionItemIe->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition, sizeof(RICactionDefinition_t)); + if(!modifiedActionItemIe->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + + if(fillRicActionDef(modifiedActionItemIe->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition,\ + actionToBeModify[arrIdx].actionId, CONFIG_MOD) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + + } + return ROK; +} + +/******************************************************************* +* +* @brief Build Ric subscription action to be removed list +* +* @details +* +* Function : BuildRicSubsActionToBeRemoved +* +* Functionality: Build Ric subscription action to be removed list +* +* @params[in] +* RICactions_ToBeRemovedForModification_List_t to be filled +* Num Of Action To Be Remove +* Action remove list +* +* @return ROK - success +* RFAILED - failure +* +******************************************************************/ + +uint8_t BuildRicSubsActionToBeRemoved(RICactions_ToBeRemovedForModification_List_t *removeActionList, uint8_t numOfActionToBeRemove, ActionInfo *actionToBeRemove) +{ + uint8_t arrIdx=0; + RICaction_ToBeRemovedForModification_ItemIEs_t *removeActionItemIe=NULLP; + + removeActionList->list.count = numOfActionToBeRemove; + removeActionList->list.size = removeActionList->list.count * sizeof(RICaction_ToBeRemovedForModification_ItemIEs_t*); + RIC_ALLOC(removeActionList->list.array, removeActionList->list.size); + if(!removeActionList->list.array) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + return RFAILED; + } + + for(arrIdx = 0; arrIdx< removeActionList->list.count; arrIdx++) + { + RIC_ALLOC(removeActionList->list.array[arrIdx], sizeof(RICaction_ToBeRemovedForModification_ItemIEs_t)); + if(!removeActionList->list.array[arrIdx]) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + return RFAILED; + } + removeActionItemIe = (RICaction_ToBeRemovedForModification_ItemIEs_t*)removeActionList->list.array[arrIdx]; + removeActionItemIe->id = ProtocolIE_IDE2_id_RICaction_ToBeRemovedForModification_Item; + removeActionItemIe->criticality = CriticalityE2_ignore; + removeActionItemIe->value.present = RICaction_ToBeRemovedForModification_ItemIEs__value_PR_RICaction_ToBeRemovedForModification_Item; + removeActionItemIe->value.choice.RICaction_ToBeRemovedForModification_Item.ricActionID = actionToBeRemove[arrIdx].actionId; + } + return ROK; +} + +/******************************************************************* +* +* @brief Build Ric subscription action to be added list +* +* @details +* +* Function : BuildRicSubsActionToBeAdded +* +* Functionality: Build Ric subscription action to be added list +* +* @params[in] +* RICactions_ToBeAddedForModification_List_t to be filled +* Num Of Action To Be added +* Action add list +* +* @return ROK - success +* RFAILED - failure +* +******************************************************************/ + +uint8_t BuildRicSubsActionToBeAdded(RICactions_ToBeAddedForModification_List_t *addedActionList, RicSubscription **ricSubsInfo, uint8_t numOfActionToBeAdded, ActionInfo *actionToBeAdded) +{ + uint8_t arrIdx=0; + RICaction_ToBeAddedForModification_ItemIEs_t *addedActionItemIe; + + addedActionList->list.count = numOfActionToBeAdded; + addedActionList->list.size = addedActionList->list.count * sizeof(RICaction_ToBeAddedForModification_ItemIEs_t*); + RIC_ALLOC(addedActionList->list.array, addedActionList->list.size); + if(!addedActionList->list.array) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + return RFAILED; + } + + for(arrIdx = 0; arrIdx< addedActionList->list.count; arrIdx++) + { + RIC_ALLOC(addedActionList->list.array[arrIdx], sizeof(RICaction_ToBeAddedForModification_ItemIEs_t)); + if(!addedActionList->list.array[arrIdx]) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed at [%s] : line [%d]", __func__, __LINE__); + return RFAILED; + } + addedActionItemIe = (RICaction_ToBeAddedForModification_ItemIEs_t*)addedActionList->list.array[arrIdx]; + addedActionItemIe->id = ProtocolIE_IDE2_id_RICaction_ToBeAddedForModification_Item; + addedActionItemIe->criticality = CriticalityE2_ignore; + addedActionItemIe->value.present = RICaction_ToBeAddedForModification_ItemIEs__value_PR_RICaction_ToBeAddedForModification_Item; + addedActionItemIe->value.choice.RICaction_ToBeAddedForModification_Item.ricActionID = actionToBeAdded[arrIdx].actionId; + + addedActionItemIe->value.choice.RICaction_ToBeAddedForModification_Item.ricActionType = RICactionType_report; + + if(fillRicActionDef(&addedActionItemIe->value.choice.RICaction_ToBeAddedForModification_Item.ricActionDefinition, \ + actionToBeAdded[arrIdx].actionId, CONFIG_ADD) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + (*ricSubsInfo)->actionSequence[(*ricSubsInfo)->numOfActions].actionId = (*ricSubsInfo)->numOfActions; + (*ricSubsInfo)->numOfActions++; + } + return ROK; +} + +/******************************************************************* + * + * @brief Builds and Send the RicSubscriptionModReq + * + * @details + * + * Function : BuildAndSendRicSubscriptionModReq + * + * Functionality:Builds and Send the RicSubscriptionModReq + * + * @params[in] + * Du databse + * Ric subs information + * List of ric subs action which needs to modify/add/remove + * @return ROK - success + * RFAILED - failure + * + ******************************************************************/ + +uint8_t BuildAndSendRicSubscriptionModReq(DuDb *duDb, RicSubscription **ricSubsInfo, RicSubsModReq ricSubsModReq) +{ + uint8_t ret = RFAILED; + uint8_t elementCnt = 0; + uint8_t idx = 0, cfgIdx=0; + asn_enc_rval_t encRetVal; /* Encoder return value */ + E2AP_PDU_t *e2apRicMsg = NULL; + RICsubscriptionModificationRequest_t *ricSubscriptionModReq; + RanFunction *ranFuncDb = &duDb->ranFunction[0]; + CmLList *subscriptionNode = NULLP; + + 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_RICsubscriptionModification; + e2apRicMsg->choice.initiatingMessage->criticality = CriticalityE2_reject; + e2apRicMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_RICsubscriptionModificationRequest; + + ricSubscriptionModReq = &e2apRicMsg->choice.initiatingMessage->value.choice.RICsubscriptionModificationRequest; + + /* Increasing the elment count based on the number of configured action to be add, mod, delete */ + elementCnt = 2; + if(ricSubsModReq.numOfActionToBeAdded) + elementCnt++; + if(ricSubsModReq.numOfActionToBeModify) + elementCnt++; + if(ricSubsModReq.numOfActionToBeRemove) + elementCnt++; + + ricSubscriptionModReq->protocolIEs.list.count = elementCnt; + ricSubscriptionModReq->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionModificationRequest_IEs_t); + + /* Initialize the subscription members */ + RIC_ALLOC(ricSubscriptionModReq->protocolIEs.list.array, ricSubscriptionModReq->protocolIEs.list.size); + if(ricSubscriptionModReq->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(RICsubscriptionModificationRequest_IEs_t)); + if(ricSubscriptionModReq->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; + ricSubscriptionModReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICrequestID; + ricSubscriptionModReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; + ricSubscriptionModReq->protocolIEs.list.array[idx]->value.present =\ + RICsubscriptionModificationRequest_IEs__value_PR_RICrequestID; + ricSubscriptionModReq->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricRequestorID = (*ricSubsInfo)->requestId.requestorId; + ricSubscriptionModReq->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricInstanceID = (*ricSubsInfo)->requestId.instanceId; + + /* Filling RAN Function Id */ + idx++; + ricSubscriptionModReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionID; + ricSubscriptionModReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject; + ricSubscriptionModReq->protocolIEs.list.array[idx]->value.present =\ + RICsubscriptionModificationRequest_IEs__value_PR_RANfunctionID; + ricSubscriptionModReq->protocolIEs.list.array[idx]->value.choice.RANfunctionID = (*ricSubsInfo)->ranFuncId; + + if(ricSubsModReq.numOfActionToBeRemove) + { + /* Filling RIC Subscription action to be removed */ + idx++; + ricSubscriptionModReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICactionsToBeRemovedForModification_List; + ricSubscriptionModReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_ignore; + ricSubscriptionModReq->protocolIEs.list.array[idx]->value.present = RICsubscriptionModificationRequest_IEs__value_PR_RICactions_ToBeRemovedForModification_List; + if(BuildRicSubsActionToBeRemoved(&ricSubscriptionModReq->protocolIEs.list.array[idx]->value.choice.RICactions_ToBeRemovedForModification_List,\ + ricSubsModReq.numOfActionToBeRemove, ricSubsModReq.actionToBeRemove) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + } + if(ricSubsModReq.numOfActionToBeModify) + { + /* Filling RIC Subscription action to be modified */ + idx++; + ricSubscriptionModReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICactionsToBeModifiedForModification_List; + ricSubscriptionModReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_ignore; + ricSubscriptionModReq->protocolIEs.list.array[idx]->value.present = RICsubscriptionModificationRequest_IEs__value_PR_RICactions_ToBeModifiedForModification_List; + if(BuildRicSubsActionToBeModify(&ricSubscriptionModReq->protocolIEs.list.array[idx]->value.choice.RICactions_ToBeModifiedForModification_List,\ + ricSubsModReq.numOfActionToBeModify, ricSubsModReq.actionToBeModify) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : line [%d]", __func__, __LINE__); + break; + } + } + + if(ricSubsModReq.numOfActionToBeAdded) + { + /* Filling RIC Subscription action to be added */ + idx++; + ricSubscriptionModReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICactionsToBeAddedForModification_List; + ricSubscriptionModReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_ignore; + ricSubscriptionModReq->protocolIEs.list.array[idx]->value.present = RICsubscriptionModificationRequest_IEs__value_PR_RICactions_ToBeAddedForModification_List; + if(BuildRicSubsActionToBeAdded(&ricSubscriptionModReq->protocolIEs.list.array[idx]->value.choice.RICactions_ToBeAddedForModification_List,\ + ricSubsInfo, ricSubsModReq.numOfActionToBeAdded, ricSubsModReq.actionToBeAdded) != ROK) + { + DU_LOG("\nERROR --> E2AP : Failed at [%s] : 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 RicSubscriptionModRequest structure (at %s)\n",\ + encRetVal.failed_type ? encRetVal.failed_type->name : "unknown"); + break; + } + else + { + DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RicSubscriptionModRequest\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; + } + + ret = ROK; + break; + } + + FreeRicSubscriptionModReq(e2apRicMsg); + return ret; +} + +/******************************************************************* + * + * @brief Builds RicSubscriptionModReq + * + * @details + * + * Function : BuildRicSubscriptionModReq + * + * Functionality:Builds the RicSubscriptionModReq + * + * @params[in] + * Du databse + * @return void + * + * ****************************************************************/ + +void BuildRicSubsModificationReq(DuDb *duDb, RicSubscription *ricSubsInfo) +{ + uint8_t actionToBeAdded =0; + uint8_t actionIdx =0, tmpActionIdx=0; + RicSubsModReq ricSubsModReq; + + if(ricSubsInfo) + { + memset(&ricSubsModReq, 0, sizeof(RicSubsModReq)); + for(actionIdx=0; actionIdxnumOfActions; actionIdx++) + { + /* Change the condition based on the action required to be modiified or removed */ + if(actionIdx%2 == 0) + { + tmpActionIdx = ricSubsModReq.numOfActionToBeModify; + ricSubsModReq.actionToBeModify[tmpActionIdx].actionId = ricSubsInfo->actionSequence[actionIdx].actionId; + ricSubsModReq.numOfActionToBeModify++; + } + else + { + tmpActionIdx = ricSubsModReq.numOfActionToBeRemove; + ricSubsModReq.actionToBeRemove[tmpActionIdx].actionId = ricSubsInfo->actionSequence[actionIdx].actionId; + ricSubsModReq.numOfActionToBeRemove++; + } + } + /* Change the value of actionToBeAdded based on the number of action required to be added */ + actionToBeAdded =1; + tmpActionIdx = ricSubsInfo->numOfActions; + for(actionIdx=0; actionIdx E2AP : failed to build and send RIC Subscription Modification"); + return ; + } + } +} + +/******************************************************************* +* +* @brief Handles received E2AP message and sends back response +* +* @details +* +* Function : E2APMsgHdlr +* +* Functionality: +* - Decodes received E2AP control message +* - Prepares response message, encodes and sends to SCTP +* +* @params[in] +* @return ROK - success +* RFAILED - failure +* +* ****************************************************************/ +void E2APMsgHdlr(uint32_t *duId, Buffer *mBuf) +{ + int i; + char *recvBuf; + MsgLen copyCnt; + MsgLen recvBufLen; E2AP_PDU_t *e2apMsg; asn_dec_rval_t rval; /* Decoder return value */ E2AP_PDU_t e2apasnmsg ; @@ -4722,6 +7937,13 @@ void E2APMsgHdlr(uint32_t *duId, Buffer *mBuf) DU_LOG("\nINFO --> E2AP : Error indication received"); break; } + case InitiatingMessageE2__value_PR_E2RemovalRequest: + { + DU_LOG("\nINFO --> E2AP : E2 Removal request received"); + procE2RemovalRequest(*duId,\ + &e2apMsg->choice.initiatingMessage->value.choice.E2RemovalRequest); + break; + } default: { DU_LOG("\nERROR --> E2AP : Invalid type of intiating message [%d]", \ @@ -4747,6 +7969,21 @@ void E2APMsgHdlr(uint32_t *duId, Buffer *mBuf) &e2apMsg->choice.successfulOutcome->value.choice.RICsubscriptionResponse); break; } + case SuccessfulOutcomeE2__value_PR_E2RemovalResponse: + { + ProcE2RemovalResponse(*duId, &e2apMsg->choice.successfulOutcome->value.choice.E2RemovalResponse); + break; + } + case SuccessfulOutcomeE2__value_PR_E2connectionUpdateAcknowledge: + { + ProcE2ConnectionUpdateAck(*duId, &e2apMsg->choice.successfulOutcome->value.choice.E2connectionUpdateAcknowledge); + break; + } + case SuccessfulOutcomeE2__value_PR_RICsubscriptionDeleteResponse: + { + ProcRicSubsDeleteRsp(*duId, &e2apMsg->choice.successfulOutcome->value.choice.RICsubscriptionDeleteResponse); + break; + } default: { DU_LOG("\nERROR --> E2AP : Invalid type of successfulOutcome message [%d]", \ @@ -4767,6 +8004,21 @@ void E2APMsgHdlr(uint32_t *duId, Buffer *mBuf) &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionFailure); break; } + case UnsuccessfulOutcomeE2__value_PR_E2RemovalFailure: + { + ProcE2RemovalFailure(&e2apMsg->choice.unsuccessfulOutcome->value.choice.E2RemovalFailure); + break; + } + case UnsuccessfulOutcomeE2__value_PR_E2connectionUpdateFailure: + { + ProcE2connectionUpdateFailure(&e2apMsg->choice.unsuccessfulOutcome->value.choice.E2connectionUpdateFailure); + break; + } + case UnsuccessfulOutcomeE2__value_PR_RICsubscriptionDeleteFailure: + { + ProcRicSubsDeleteFailure(&e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionDeleteFailure); + break; + } default: { DU_LOG("\nERROR --> E2AP : Invalid type of unsuccessfulOutcome message [%d]", \