X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2Fric_stub%2Fric_e2ap_msg_hdl.c;h=bf427f8be4ca9558db86f9b36db562eafa221f03;hb=760f81397ca10d4983c4b21414edbaa13d181173;hp=e9bc3f5fba85d2238b035ee9b6ef040c97fc6d15;hpb=ce91d5cd5af28b166b1147bbdca029712a1d55de;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 e9bc3f5fb..bf427f8be 100644 --- a/src/ric_stub/ric_e2ap_msg_hdl.c +++ b/src/ric_stub/ric_e2ap_msg_hdl.c @@ -42,6 +42,7 @@ #include "E2SM-KPM-ActionDefinition.h" #include "E2SM-KPM-EventTriggerDefinition-Format1.h" #include "E2SM-KPM-EventTriggerDefinition.h" +#include "E2connectionUpdate-Item.h" /******************************************************************* * @@ -6461,6 +6462,353 @@ void procE2RemovalRequest(uint32_t duId, E2RemovalRequest_t *removalReq) } } +/******************************************************************* + * + * @brief fill E2 connection update item + * + * @details + * + * Function : fillE2connectionUpdateItem + * + * Functionality: fill E2 connection update item + * + * @params[in] + * E2connectionUpdate Item to be filled + * + * @return ROK - success + * RFAILED - failure + * ****************************************************************/ + +uint8_t fillE2connectionUpdateItem(E2connectionUpdate_Item_t *connectionModifyItem) +{ + connectionModifyItem->tnlInformation.tnlAddress.size = 4*sizeof(uint8_t); + RIC_ALLOC(connectionModifyItem->tnlInformation.tnlAddress.buf, \ + connectionModifyItem->tnlInformation.tnlAddress.size); + if(!connectionModifyItem->tnlInformation.tnlAddress.buf) + { + DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__); + return RFAILED; + } + + connectionModifyItem->tnlInformation.tnlAddress.buf[0] = ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr & 0xFF; + connectionModifyItem->tnlInformation.tnlAddress.buf[1] = (ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr>> 8) & 0xFF; + connectionModifyItem->tnlInformation.tnlAddress.buf[2] = (ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr>> 16) & 0xFF; + connectionModifyItem->tnlInformation.tnlAddress.buf[3] = (ricCb.ricCfgParams.sctpParams.localIpAddr.ipV4Addr>> 24) & 0xFF; + connectionModifyItem->tnlInformation.tnlAddress.bits_unused = 0; + connectionModifyItem->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(&ConnectionModify->value.choice.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 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; + + 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; + } + } + 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 + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ + +uint8_t BuildAndSendE2ConnectionUpdate(uint32_t duId) +{ + 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 = 2; + 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); + + 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; + } + + 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 Handles received E2AP message and sends back response @@ -6644,6 +6992,11 @@ void E2APMsgHdlr(uint32_t *duId, Buffer *mBuf) ProcE2RemovalFailure(&e2apMsg->choice.unsuccessfulOutcome->value.choice.E2RemovalFailure); break; } + case UnsuccessfulOutcomeE2__value_PR_E2connectionUpdateFailure: + { + ProcE2connectionUpdateFailure(&e2apMsg->choice.unsuccessfulOutcome->value.choice.E2connectionUpdateFailure); + break; + } default: { DU_LOG("\nERROR --> E2AP : Invalid type of unsuccessfulOutcome message [%d]", \