#include "du_e2ap_mgr.h"
#include "du_e2ap_msg_hdl.h"
#include "du_cfg.h"
+#include "du_sctp.h"
#include "du_mgr.h"
#include "du_mgr_main.h"
#include "du_utils.h"
/*******************************************************************
*
- * @brief Free the ErrorIndication Message
+ * @brief Deallocate the memory allocated for E2 Removal Failure
*
* @details
*
- * Function : FreeRicIndication
+ * Function : FreeE2RemovalFailure
*
- * Functionality: Free the ErrorIndication Message
+ * Functionality:
+ * - freeing the memory allocated for E2RemovalFailure
*
- * @params[in]
- * E2AP_PDU is to freed
- * @return void
+ * @params[in] E2AP_PDU_t *e2apMsg
+ * @return ROK - success
+ * RFAILED - failure
*
- ******************************************************************/
-void FreeErrorIndication(E2AP_PDU_t *e2apMsg)
+ * ****************************************************************/
+void FreeE2RemovalFailure(E2AP_PDU_t *e2apMsg)
{
- uint8_t arrIdx = 0;
- ErrorIndicationE2_t *errorIndicationMsg= NULLP;
+ uint8_t ieIdx =0;
+ E2RemovalFailure_t *e2RemovalFailure=NULLP;
if(e2apMsg != NULLP)
{
- if(e2apMsg->choice.initiatingMessage != NULLP)
+ if(e2apMsg->choice.unsuccessfulOutcome != NULLP)
{
- errorIndicationMsg = &e2apMsg->choice.initiatingMessage->value.choice.ErrorIndicationE2;
- if(errorIndicationMsg!= NULLP)
+ e2RemovalFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2RemovalFailure;
+ if(e2RemovalFailure->protocolIEs.list.array)
{
- if(errorIndicationMsg->protocolIEs.list.array != NULLP)
+ for(ieIdx=0; ieIdx < e2RemovalFailure->protocolIEs.list.count; ieIdx++)
{
- for(arrIdx=0; arrIdx<errorIndicationMsg->protocolIEs.list.count; arrIdx++)
+ if(e2RemovalFailure->protocolIEs.list.array[ieIdx])
{
- DU_FREE(errorIndicationMsg->protocolIEs.list.array[arrIdx],sizeof(ErrorIndicationE2_t));
+ DU_FREE(e2RemovalFailure->protocolIEs.list.array[ieIdx], sizeof(E2RemovalFailureIEs_t));
}
- DU_FREE(errorIndicationMsg->protocolIEs.list.array,errorIndicationMsg->protocolIEs.list.size);
}
+ DU_FREE(e2RemovalFailure->protocolIEs.list.array, e2RemovalFailure->protocolIEs.list.size);
}
- DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ DU_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t));
}
DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
}
/*******************************************************************
*
- * @brief Builds and Send the ErrorIndication Message
+ * @brief Buld and send the E2 Removal Failure msg
*
* @details
*
- * Function : BuildAndSendErrorIndication
- *
- * Functionality:Fills the ErrorIndication Message
+ * Function : BuildAndSendE2RemovalFailure
*
- * @params[in]
- * Trans id
- * Ric req id
- * Ran function id
- * Cause of failure
+ * Functionality:
+ * - Buld and send the E2 Removal Failure Message
+ * @params[in] Trans Id
* @return ROK - success
* RFAILED - failure
*
- ******************************************************************/
+ * ****************************************************************/
-uint8_t BuildAndSendErrorIndication(int8_t transId, RicRequestId requestId, uint16_t ranFuncId, E2FailureCause failureCause)
+uint8_t BuildAndSendRemovalFailure(uint16_t transId, E2FailureCause failureCause)
{
- uint8_t elementCnt =0, arrIdx=0, ret = RFAILED;
- E2AP_PDU_t *e2apMsg = NULLP;
- ErrorIndicationE2_t *errorIndicationMsg=NULLP;
- asn_enc_rval_t encRetVal; /* Encoder return value */
+ 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 */
- while(true)
+ DU_LOG("\nINFO --> E2AP : Building E2 Removal Failure Message\n");
+ do
{
- DU_LOG("\nINFO --> E2AP : Building Error Indication Message\n");
-
DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
if(e2apMsg == NULLP)
{
- DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed in %s at line %d",__func__, __LINE__);
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
break;
}
+ e2apMsg->present = E2AP_PDU_PR_unsuccessfulOutcome;
- e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
- DU_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
- if(e2apMsg->choice.initiatingMessage == NULLP)
+ DU_ALLOC(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t));
+ if(e2apMsg->choice.unsuccessfulOutcome == NULLP)
{
- DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed in %s at line %d",__func__, __LINE__);
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
break;
}
- e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_ErrorIndicationE2;
- e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
- e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_ErrorIndicationE2;
- errorIndicationMsg = &e2apMsg->choice.initiatingMessage->value.choice.ErrorIndicationE2;
-
- /* Element count is 2 for TransactionID/RICrequestID and Cause.
- * If the RAN function id is present, the count will be increased.*/
+ 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;
- if(ranFuncId>0)
+ e2RemovalFailure->protocolIEs.list.count = elementCnt;
+ e2RemovalFailure->protocolIEs.list.size = elementCnt * sizeof(E2RemovalFailureIEs_t *);
+ DU_ALLOC(e2RemovalFailure->protocolIEs.list.array, e2RemovalFailure->protocolIEs.list.size);
+ if(!e2RemovalFailure->protocolIEs.list.array)
{
- elementCnt++;
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
+ break;
+ }
+
+ for(ieIdx=0; ieIdx < elementCnt; ieIdx++)
+ {
+ DU_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;
+ fillE2Cause(&e2RemovalFailure->protocolIEs.list.array[ieIdx]->value.choice.CauseE2, failureCause);
- errorIndicationMsg->protocolIEs.list.count = elementCnt;
- errorIndicationMsg->protocolIEs.list.size = elementCnt * sizeof(ErrorIndicationE2_IEs_t*);
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg);
- /* Initialize the E2Setup members */
- DU_ALLOC(errorIndicationMsg->protocolIEs.list.array, errorIndicationMsg->protocolIEs.list.size);
- if(errorIndicationMsg->protocolIEs.list.array == NULLP)
+ 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 : Memory allocation failed for array elements in %s at line %d",__func__, __LINE__);
+ DU_LOG("\nERROR --> E2AP : Could not encode E2 removal failure structure (at %s)\n",\
+ encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
break;
}
-
- for(arrIdx = 0; arrIdx < elementCnt; (arrIdx)++)
+ else
{
- DU_ALLOC(errorIndicationMsg->protocolIEs.list.array[arrIdx], sizeof(ErrorIndicationE2_IEs_t));
- if(errorIndicationMsg->protocolIEs.list.array[arrIdx] == NULLP)
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2 Removal Failure \n");
+ for(int i=0; i< encBufSize; i++)
{
- DU_LOG("\nERROR --> E2AP : Memory allocation failed for array [%d] elements in %s at line %d", arrIdx, __func__, __LINE__);
- break;
+ DU_LOG("%x",encBuf[i]);
}
}
- if(arrIdx < elementCnt)
+
+ /* Sending msg */
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send E2 Removal Failure");
break;
+ }
- arrIdx = 0;
+ ret = ROK;
+ break;
+ }while(true);
- if(transId >=0 && transId<=255)
+ 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)
{
- /* TransactionID */
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TransactionID;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.present = ErrorIndicationE2_IEs__value_PR_TransactionID;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.TransactionID = transId;
+ 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])
+ {
+ DU_FREE(e2RemovalResponse->protocolIEs.list.array[ieIdx], sizeof(E2RemovalResponseIEs_t));
+ }
+ }
+ DU_FREE(e2RemovalResponse->protocolIEs.list.array, e2RemovalResponse->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
}
- else
+ DU_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] Trans Id
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendRemovalResponse(uint16_t transId)
+{
+ uint8_t ieIdx = 0, elementCnt = 0;
+ uint8_t ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ E2RemovalResponse_t *e2RemovalResponse=NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ DU_LOG("\nINFO --> E2AP : Building E2 Removal Response Message\n");
+ do
+ {
+ DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
{
- /* RICrequestID */
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_RICrequestID;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.present = ErrorIndicationE2_IEs__value_PR_RICrequestID;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.RICrequestID.ricRequestorID = requestId.requestorId;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.RICrequestID.ricInstanceID = requestId.instanceId;
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
+ break;
}
-
- if(ranFuncId>0)
+ e2apMsg->present = E2AP_PDU_PR_successfulOutcome;
+
+ DU_ALLOC(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
+ if(e2apMsg->choice.successfulOutcome == NULLP)
{
- /* RAN Function ID */
- arrIdx++;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_RANfunctionID;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.present = ErrorIndicationE2_IEs__value_PR_RANfunctionID;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionID = ranFuncId;
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
+ break;
}
- /* Cause */
- arrIdx++;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_CauseE2;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_ignore;
- errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.present = ErrorIndicationE2_IEs__value_PR_CauseE2;
- fillE2Cause(&errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.CauseE2, failureCause);
+ 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 *);
+ DU_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++)
+ {
+ DU_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;
- /* 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);
+ encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf, encBuf);
if(encRetVal.encoded == ENCODE_FAIL)
{
- DU_LOG("\nERROR --> E2AP : Could not encode Error Indication Message (at %s)\n",\
+ 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 Error Indication Message \n");
-#ifdef DEBUG_ASN_PRINT
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2 Removal Response \n");
for(int i=0; i< encBufSize; i++)
{
- printf("%x",encBuf[i]);
- }
-#endif
+ DU_LOG("%x",encBuf[i]);
+ }
}
+ /* Sending msg */
if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
{
- DU_LOG("\nINFO --> E2AP : Sending Error Indication Message");
-
+ DU_LOG("\nERROR --> E2AP : Failed to send E2 Removal Response");
+ break;
}
+
ret = ROK;
break;
- }
- FreeErrorIndication(e2apMsg);
+ }while(true);
+
+ FreeE2RemovalResponse(e2apMsg);
return ret;
}
/******************************************************************
*
- * @brief Deallocation of memory allocated by aper decoder for e2
- * Config Update Failure
+ * @brief Deallocation of memory allocated by aper decoder for Removal req
*
* @details
*
- * Function : freeAperDecodingOfE2Node Config UpdateFailure
+ * Function : freeAperDecodingOfE2RemovalReq
*
- * Functionality: Deallocation of memory allocated by aper decoder
- * for e2 Config Update Failure
+ * Functionality: Deallocation of memory allocated by aper decoder for
+ * Removal req
*
- * @params[in] E2nodeConfigurationUpdateFailure_t to be deallocated
+ * @params[in] Pointer to removalReq
* @return void
*
* ****************************************************************/
-
-void freeAperDecodingOfE2NodeConfigUpdateFailure(E2nodeConfigurationUpdateFailure_t *e2NodeCfgUpdFail)
+void freeAperDecodingOfE2RemovalReq(E2RemovalRequest_t *removalReq)
{
- uint8_t arrIdx =0;
+ uint8_t arrIdx=0;
- if(e2NodeCfgUpdFail)
+ if(removalReq)
{
- if(e2NodeCfgUpdFail->protocolIEs.list.array)
+ if(removalReq->protocolIEs.list.array)
{
- for(arrIdx=0; arrIdx<e2NodeCfgUpdFail->protocolIEs.list.count; arrIdx++)
+ for(arrIdx=0; arrIdx<removalReq->protocolIEs.list.count; arrIdx++)
{
- if(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx])
+ if(removalReq->protocolIEs.list.array[arrIdx])
{
- free(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx]);
+ free(removalReq->protocolIEs.list.array[arrIdx]);
}
}
- free(e2NodeCfgUpdFail->protocolIEs.list.array);
+ free(removalReq->protocolIEs.list.array);
}
}
}
-/******************************************************************
+/*******************************************************************
*
- * @brief Processes E2 Node Config Update Failure sent by RIC
+ * @brief Process Removal req received from RIC
*
* @details
*
- * Function : procE2NodeConfigUpdateFailure
+ * Function : procE2RemovalRequest
*
- * Functionality: Processes E2 Node Config Update failure sent by RIC
+ * Functionality: Process Removal req received from RIC
*
- * @params[in] E2AP_PDU_t ASN decoded E2AP message
- * @return ROK - success
- * RFAILED - failure
+ * @param E2AP_PDU_t *e2apMsg
+ * @return void
*
- * ****************************************************************/
+ ******************************************************************/
-void procE2NodeConfigUpdateFailure(E2AP_PDU_t *e2apMsg)
+void procE2RemovalRequest(E2AP_PDU_t *e2apMsg)
{
- uint8_t arrIdx =0, transId =0, timerValue=0;
- E2nodeConfigurationUpdateFailure_t *e2NodeCfgUpdFail=NULL;
+ uint8_t arrIdx =0;
+ uint16_t transId =0;
+ E2FailureCause failureCause;
+ E2RemovalRequest_t *removalReq=NULLP;
- DU_LOG("\nINFO --> E2AP : E2 Node Config Update failure received");
- e2NodeCfgUpdFail = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2nodeConfigurationUpdateFailure;
-
- for(arrIdx=0; arrIdx<e2NodeCfgUpdFail->protocolIEs.list.count; arrIdx++)
+ DU_LOG("\nINFO --> E2AP : E2 Removal request received");
+ removalReq = &e2apMsg->choice.initiatingMessage->value.choice.E2RemovalRequest;
+
+ for(arrIdx=0; arrIdx<removalReq->protocolIEs.list.count; arrIdx++)
{
- switch(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx]->id)
+ switch(removalReq->protocolIEs.list.array[arrIdx]->id)
{
case ProtocolIE_IDE2_id_TransactionID:
{
- transId = e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx]->value.choice.TransactionID;
- if((duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].transactionId == transId) &&\
- (duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].procedureCode == e2apMsg->choice.unsuccessfulOutcome->procedureCode))
- {
- memset(&duCb.e2apDb.e2TransInfo.e2InitTransaction[transId], 0, sizeof(E2TransInfo));
- }
- else
- {
- DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
- }
+ transId = removalReq->protocolIEs.list.array[arrIdx]->value.choice.TransactionID;
break;
- }
- case ProtocolIE_IDE2_id_TimeToWaitE2:
+ }
+ default:
{
- timerValue = convertE2WaitTimerEnumToValue(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx]->value.choice.TimeToWaitE2);
- if((duChkTmr((PTR)&(duCb.e2apDb), EVENT_E2_NODE_CONFIG_UPDATE_TMR)) == FALSE)
- {
- duStartTmr((PTR)&(duCb.e2apDb), EVENT_E2_NODE_CONFIG_UPDATE_TMR, timerValue);
- }
- else
- {
- DU_LOG("\nERROR --> E2AP : EVENT_E2_NODE_CONFIG_UPDATE_TMR timer is already running");
- }
+ DU_LOG("\nERROR --> E2AP : Invalid IE recevied [%d]", transId);
break;
}
}
}
+
+ if(transId>=0 && transId<=255)
+ {
+ if(BuildAndSendRemovalResponse(transId) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to build and send Removal response");
+ }
+ }
+ else
+ {
+ failureCause.causeType = E2_PROTOCOL;
+ failureCause.cause = E2_ABSTRACT_SYNTAX_ERROR_FALSELY_CONSTRUCTED_MESSAGE;
- freeAperDecodingOfE2NodeConfigUpdateFailure(e2NodeCfgUpdFail);
+ if(BuildAndSendRemovalFailure(transId, failureCause) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to build and send Removal response");
+ }
+ }
+ freeAperDecodingOfE2RemovalReq(removalReq);
}
/*******************************************************************
*
- * @brief Builds Global gNodeB Params
+ * @brief Free the ErrorIndication Message
*
* @details
*
- * Function : BuildGlobalgNBId
+ * Function : FreeRicIndication
*
- * Functionality: Building the Plmn and gNB id
+ * Functionality: Free the ErrorIndication Message
*
- * @params[in] GlobalE2node_gNB_ID_t *gNbId
- * @return ROK - success
- * RFAILED - failure
+ * @params[in]
+ * E2AP_PDU is to freed
+ * @return void
*
******************************************************************/
-
-uint8_t BuildGlobalgNBId(GlobalE2node_gNB_ID_t *gNbId)
+void FreeErrorIndication(E2AP_PDU_t *e2apMsg)
{
- uint8_t unused = 0;
- uint8_t byteSize = 4;
- uint8_t gnbId = duCb.gnbId;
- uint8_t ret = ROK;
-
- /* fill Global gNB ID Id */
- gNbId->global_gNB_ID.plmn_id.size = 3 * sizeof(uint8_t);
- gNbId->global_gNB_ID.plmn_id.buf = NULLP;
- DU_ALLOC(gNbId->global_gNB_ID.plmn_id.buf , gNbId->global_gNB_ID.plmn_id.size);
- if(gNbId->global_gNB_ID.plmn_id.buf == NULLP)
- {
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for Plmn buffer");
- ret = RFAILED;
- }
- else
- {
- buildPlmnId(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, \
- gNbId->global_gNB_ID.plmn_id.buf);
- gNbId->global_gNB_ID.gnb_id.present = GNB_ID_Choice_PR_gnb_ID;
- /* Allocate Buffer size */
- gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.size = byteSize * sizeof(uint8_t);
- gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf = NULLP;
- DU_ALLOC(gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf, \
- gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.size);
- if(gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf == NULLP)
- {
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for gnb buffer");
- ret = RFAILED;
- }
- else
- {
- fillBitString(&gNbId->global_gNB_ID.gnb_id.choice.gnb_ID, unused, byteSize, gnbId);
- }
- }
+ uint8_t arrIdx = 0;
+ ErrorIndicationE2_t *errorIndicationMsg= NULLP;
- /* fill gNB-DU ID */
- DU_ALLOC( gNbId->gNB_DU_ID, sizeof(GNB_DU_ID_t));
- if(gNbId->gNB_DU_ID == NULLP)
- {
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for gNB_DU_ID ");
- ret = RFAILED;
- }
- else
+ if(e2apMsg != NULLP)
{
- gNbId->gNB_DU_ID->size = sizeof(uint8_t);
- DU_ALLOC( gNbId->gNB_DU_ID->buf, sizeof(uint8_t));
- if(gNbId->gNB_DU_ID->buf)
- {
- gNbId->gNB_DU_ID->buf[0] =duCb.e2apDb.e2NodeId;
- }
- else
+ if(e2apMsg->choice.initiatingMessage != NULLP)
{
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for gNB_DU_ID buffer");
- ret = RFAILED;
+ errorIndicationMsg = &e2apMsg->choice.initiatingMessage->value.choice.ErrorIndicationE2;
+ if(errorIndicationMsg!= NULLP)
+ {
+ if(errorIndicationMsg->protocolIEs.list.array != NULLP)
+ {
+ for(arrIdx=0; arrIdx<errorIndicationMsg->protocolIEs.list.count; arrIdx++)
+ {
+ DU_FREE(errorIndicationMsg->protocolIEs.list.array[arrIdx],sizeof(ErrorIndicationE2_t));
+ }
+ DU_FREE(errorIndicationMsg->protocolIEs.list.array,errorIndicationMsg->protocolIEs.list.size);
+ }
+ }
+ DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
}
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
}
-
- return ret;
}
/*******************************************************************
*
- * @brief fill the E2 node config information
+ * @brief Builds and Send the ErrorIndication Message
*
* @details
*
- * Function : fillE2NodeConfig
+ * Function : BuildAndSendErrorIndication
*
- * Functionality: fill E2 node config information
+ * Functionality:Fills the ErrorIndication Message
*
- * @params[in]
- * Pointer to e2NodeCfg to be filled
- * E2 Node Component information
- * Type of configuration
+ * @params[in]
+ * Trans id
+ * Ric req id
+ * Ran function id
+ * Cause of failure
* @return ROK - success
* RFAILED - failure
*
******************************************************************/
-uint8_t fillE2NodeConfig(PTR e2NodeCfg, E2NodeComponent *e2NodeComponentInfo, ConfigType configType)
+uint8_t BuildAndSendErrorIndication(int8_t transId, RicRequestId requestId, uint16_t ranFuncId, E2FailureCause failureCause)
{
- E2nodeComponentInterfaceType_t *interfaceType=NULLP;
- E2nodeComponentID_t *componentID =NULLP;
- E2nodeComponentConfiguration_t *configuration=NULLP;
- E2nodeComponentConfigAddition_Item_t *e2NodeAddItem=NULL;
- E2nodeComponentConfigUpdate_Item_t *e2NodeUpdateItem =NULL;
- E2nodeComponentConfigRemoval_Item_t *e2NodeRemovalItem=NULL;
-
- switch(configType)
+ uint8_t elementCnt =0, arrIdx=0, ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ ErrorIndicationE2_t *errorIndicationMsg=NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ while(true)
{
- case CONFIG_ADD:
+ DU_LOG("\nINFO --> E2AP : Building Error Indication Message\n");
+
+ DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
{
- e2NodeAddItem = (E2nodeComponentConfigAddition_Item_t*)e2NodeCfg;
- interfaceType = &e2NodeAddItem->e2nodeComponentInterfaceType;
- componentID = &e2NodeAddItem->e2nodeComponentID;
- configuration = &e2NodeAddItem->e2nodeComponentConfiguration;
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed in %s at line %d",__func__, __LINE__);
break;
}
- case CONFIG_MOD:
+
+ e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
+ DU_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ if(e2apMsg->choice.initiatingMessage == NULLP)
{
- e2NodeUpdateItem = (E2nodeComponentConfigUpdate_Item_t *) e2NodeCfg;
- interfaceType = &e2NodeUpdateItem->e2nodeComponentInterfaceType;
- componentID = &e2NodeUpdateItem->e2nodeComponentID;
- configuration = &e2NodeUpdateItem->e2nodeComponentConfiguration;
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed in %s at line %d",__func__, __LINE__);
break;
}
- case CONFIG_DEL:
+ e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_ErrorIndicationE2;
+ e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
+ e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_ErrorIndicationE2;
+
+ errorIndicationMsg = &e2apMsg->choice.initiatingMessage->value.choice.ErrorIndicationE2;
+
+ /* Element count is 2 for TransactionID/RICrequestID and Cause.
+ * If the RAN function id is present, the count will be increased.*/
+ elementCnt = 2;
+ if(ranFuncId>0)
{
- e2NodeRemovalItem = (E2nodeComponentConfigRemoval_Item_t*) e2NodeCfg;
- interfaceType = &e2NodeRemovalItem->e2nodeComponentInterfaceType;
- componentID = &e2NodeRemovalItem->e2nodeComponentID;
- break;
+ elementCnt++;
}
- default:
+
+ errorIndicationMsg->protocolIEs.list.count = elementCnt;
+ errorIndicationMsg->protocolIEs.list.size = elementCnt * sizeof(ErrorIndicationE2_IEs_t*);
+
+ /* Initialize the E2Setup members */
+ DU_ALLOC(errorIndicationMsg->protocolIEs.list.array, errorIndicationMsg->protocolIEs.list.size);
+ if(errorIndicationMsg->protocolIEs.list.array == NULLP)
{
- DU_LOG("\nERROR --> E2AP : Configuration type %d does not supported ", configType);
- return RFAILED;
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for array elements in %s at line %d",__func__, __LINE__);
+ break;
}
- }
- /* E2nodeComponentInterfaceType */
- *interfaceType = convertInterfaceToE2ComponentInterfaceType(e2NodeComponentInfo->interfaceType);
-
- /* We now only support the F1 interface out of these interfaces
- * (NG,XN,E1,F1,W1,S1,X2), therefore only the F1 component identifier was filled in. */
-
- if(*interfaceType == F1)
- {
- /* E2 Node Component ID */
- componentID->present = E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1;
- DU_ALLOC(componentID->choice.e2nodeComponentInterfaceTypeF1,sizeof(E2nodeComponentInterfaceF1_t));
- if(componentID->choice.e2nodeComponentInterfaceTypeF1 == NULLP)
+
+ for(arrIdx = 0; arrIdx < elementCnt; (arrIdx)++)
{
- DU_LOG("\nERROR --> E2AP: Memory allocation failed in function %s at line %d",__func__,__LINE__);
- return RFAILED;
+ DU_ALLOC(errorIndicationMsg->protocolIEs.list.array[arrIdx], sizeof(ErrorIndicationE2_IEs_t));
+ if(errorIndicationMsg->protocolIEs.list.array[arrIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for array [%d] elements in %s at line %d", arrIdx, __func__, __LINE__);
+ break;
+ }
}
- componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size = sizeof(uint8_t);
- DU_ALLOC(componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf,\
- componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size);
+ if(arrIdx < elementCnt)
+ break;
- if(componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf == NULLP)
- {
- DU_LOG("\nERROR --> E2AP: Memory allocation failed in function %s at line %d",__func__,__LINE__);
- return RFAILED;
- }
- memcpy(componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf, &e2NodeComponentInfo->componentId,\
- componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size);
- }
-
- if(configType == CONFIG_DEL)
- {
- /* We don't need to fill out the E2 Node Component Request and Response
- * information in the case of CONFIG_DEL, therefore returning ROK from here. */
- return ROK;
- }
+ arrIdx = 0;
- /* E2 Node Component Request Part */
- if(e2NodeComponentInfo->componentRequestPart)
- {
- configuration->e2nodeComponentRequestPart.size = e2NodeComponentInfo->reqBufSize ;
- DU_ALLOC(configuration->e2nodeComponentRequestPart.buf,\
- configuration->e2nodeComponentRequestPart.size);
- if(configuration->e2nodeComponentRequestPart.buf == NULLP)
+ if(transId >=0 && transId<=255)
{
- DU_LOG("\nERROR --> E2AP: Memory allocation failed in function %s at line %d",__func__,__LINE__);
- return RFAILED;
+ /* TransactionID */
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TransactionID;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.present = ErrorIndicationE2_IEs__value_PR_TransactionID;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.TransactionID = transId;
+ }
+ else
+ {
+ /* RICrequestID */
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_RICrequestID;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.present = ErrorIndicationE2_IEs__value_PR_RICrequestID;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.RICrequestID.ricRequestorID = requestId.requestorId;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.RICrequestID.ricInstanceID = requestId.instanceId;
+ }
+
+ if(ranFuncId>0)
+ {
+ /* RAN Function ID */
+ arrIdx++;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_RANfunctionID;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.present = ErrorIndicationE2_IEs__value_PR_RANfunctionID;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.RANfunctionID = ranFuncId;
}
- memcpy(configuration->e2nodeComponentRequestPart.buf,\
- e2NodeComponentInfo->componentRequestPart, configuration->\
- e2nodeComponentRequestPart.size);
- }
- else
- {
- DU_LOG("\nERROR --> E2AP: componentRequestPart is null ");
- return RFAILED;
- }
+ /* Cause */
+ arrIdx++;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_CauseE2;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_ignore;
+ errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.present = ErrorIndicationE2_IEs__value_PR_CauseE2;
+ fillE2Cause(&errorIndicationMsg->protocolIEs.list.array[arrIdx]->value.choice.CauseE2, failureCause);
- /* E2 Node Component Response Part */
- if(e2NodeComponentInfo->componentResponsePart)
- {
- configuration->e2nodeComponentResponsePart.size = e2NodeComponentInfo->rspBufSize;
- DU_ALLOC(configuration->e2nodeComponentResponsePart.buf, configuration->e2nodeComponentResponsePart.size);
- if(configuration->e2nodeComponentResponsePart.buf == NULLP)
+ /* 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: Memory allocation failed in function %s at line %d",__func__,__LINE__);
- return RFAILED;
+ DU_LOG("\nERROR --> E2AP : Could not encode Error Indication Message (at %s)\n",\
+ encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+ break;
}
- memcpy(configuration->e2nodeComponentResponsePart.buf, e2NodeComponentInfo->componentResponsePart, configuration->\
- e2nodeComponentResponsePart.size);
- }
- else
- {
- DU_LOG("\nERROR --> E2AP: componentResponsePart is null");
- return RFAILED;
+ else
+ {
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for Error Indication Message \n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nINFO --> E2AP : Sending Error Indication Message");
+
+ }
+ ret = ROK;
+ break;
}
-
- return ROK;
+ FreeErrorIndication(e2apMsg);
+ return ret;
}
-/*******************************************************************
+/******************************************************************
*
- * @brief Builds E2 node config addition list
+ * @brief Deallocation of memory allocated by aper decoder for e2
+ * Config Update Failure
*
* @details
*
- * Function : BuildE2NodeConfigAddList
- *
- * Functionality: Building E2 node config addition list
+ * Function : freeAperDecodingOfE2Node Config UpdateFailure
*
- * @params[in]
- * E2nodeComponentConfigAddition_List_t to be filled
- * Procedure Code
- * Count of E2 node to be added in the list
- * Received list of E2 node configuration
+ * Functionality: Deallocation of memory allocated by aper decoder
+ * for e2 Config Update Failure
*
- * @return ROK - success
- * RFAILED - failure
+ * @params[in] E2nodeConfigurationUpdateFailure_t to be deallocated
+ * @return void
*
- ******************************************************************/
+ * ****************************************************************/
-uint8_t BuildE2NodeConfigAddList(E2nodeComponentConfigAddition_List_t *e2NodeAddList, uint8_t procedureCode, uint16_t count, E2NodeConfigItem *e2NodeList)
+void freeAperDecodingOfE2NodeConfigUpdateFailure(E2nodeConfigurationUpdateFailure_t *e2NodeCfgUpdFail)
{
- uint8_t arrIdx = 0;
- CmLList *node =NULL;
- E2NodeComponent *e2NodeComponentInfo=NULL;
- E2nodeComponentConfigAddition_ItemIEs_t *e2NodeAddItemIe=NULL;
- E2nodeComponentConfigAddition_Item_t *e2NodeAddItem=NULL;
-
-
- /* For ProcedureCodeE2_id_E2setup, the number of E2 node configuration list items is
- * equal to the number of E2 node configuration entries stored in the database.
- * For any other procedure, the E2 node configuration list count is equal
- * to the count of E2 node configuration obtained from the function's caller */
-
- if(procedureCode == ProcedureCodeE2_id_E2setup)
- e2NodeAddList->list.count = duCb.e2apDb.e2NodeComponentList.count;
- else
- e2NodeAddList->list.count = count;
-
- e2NodeAddList->list.size = e2NodeAddList->list.count * sizeof(E2nodeComponentConfigAddition_ItemIEs_t *);
- DU_ALLOC(e2NodeAddList->list.array, e2NodeAddList->list.size);
- if(e2NodeAddList->list.array == NULLP)
- {
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
- return RFAILED;
- }
+ uint8_t arrIdx =0;
- for(arrIdx = 0; arrIdx< e2NodeAddList->list.count; arrIdx++)
+ if(e2NodeCfgUpdFail)
{
- DU_ALLOC(e2NodeAddList->list.array[arrIdx], sizeof(E2nodeComponentConfigAddition_ItemIEs_t));
- if(e2NodeAddList->list.array[arrIdx] == NULLP)
- {
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
- return RFAILED;
- }
-
- if(procedureCode == ProcedureCodeE2_id_E2setup)
+ if(e2NodeCfgUpdFail->protocolIEs.list.array)
{
- /* Getting all of the E2 node configuration's information from DuCb one by one*/
- if(arrIdx == 0)
- {
- CM_LLIST_FIRST_NODE(&duCb.e2apDb.e2NodeComponentList, node);
- }
- else
- {
- node = node->next;
- }
- if(!node)
+ for(arrIdx=0; arrIdx<e2NodeCfgUpdFail->protocolIEs.list.count; arrIdx++)
{
- DU_LOG("\nERROR --> E2AP : E2 node component list node is null");
- return RFAILED;
+ if(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx])
+ {
+ free(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx]);
+ }
}
- e2NodeComponentInfo = (E2NodeComponent*)node->node;
- }
- else
- {
- /* Getting only those E2 node configuration from DuCb whose interface
- * and action type is present in the received array */
- e2NodeComponentInfo = fetchE2NodeComponentInfo(e2NodeList[arrIdx].interface, e2NodeList[arrIdx].actionType, &node);
- }
-
- if(!e2NodeComponentInfo)
- {
- DU_LOG("\nERROR --> E2AP : Received null e2NodeComponentInfo at line number %d",__LINE__);
- return RFAILED;
- }
-
- e2NodeAddItemIe = (E2nodeComponentConfigAddition_ItemIEs_t *) e2NodeAddList->list.array[arrIdx];
- e2NodeAddItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAddition_Item;
- e2NodeAddItemIe->criticality = CriticalityE2_reject;
- e2NodeAddItemIe->value.present = E2nodeComponentConfigAddition_ItemIEs__value_PR_E2nodeComponentConfigAddition_Item;
- e2NodeAddItem = &e2NodeAddItemIe->value.choice.E2nodeComponentConfigAddition_Item;
- if(fillE2NodeConfig((PTR)e2NodeAddItem, e2NodeComponentInfo, CONFIG_ADD) != ROK)
- {
- DU_LOG("\nERROR --> E2AP : Failed to fill the E2 node configuration");
- return RFAILED;
+ free(e2NodeCfgUpdFail->protocolIEs.list.array);
}
}
- return ROK;
}
-/*******************************************************************
+/******************************************************************
*
- * @brief Builds E2 node config update list
+ * @brief Processes E2 Node Config Update Failure sent by RIC
*
* @details
*
- * Function : BuildE2NodeConfigUpdateList
- *
- * Functionality: Building E2 node config update list
+ * Function : procE2NodeConfigUpdateFailure
*
- * @params[in]
- * E2nodeComponentConfigUpdate_List_t to be filled
- * Count of E2 node to be update in the list
- * Received list of E2 node configuration
+ * Functionality: Processes E2 Node Config Update failure sent by RIC
*
+ * @params[in] E2AP_PDU_t ASN decoded E2AP message
* @return ROK - success
* RFAILED - failure
*
- ******************************************************************/
+ * ****************************************************************/
-uint8_t BuildE2NodeConfigUpdateList(E2nodeComponentConfigUpdate_List_t *e2NodeUpdateList, uint16_t count, E2NodeConfigItem *updateE2Node)
+void procE2NodeConfigUpdateFailure(E2AP_PDU_t *e2apMsg)
{
- uint8_t arrIdx = 0;
- CmLList *node =NULL;
- E2NodeComponent *e2NodeComponentInfo =NULL;
- E2nodeComponentConfigUpdate_ItemIEs_t *e2NodeUpdateItemIe =NULL;
- E2nodeComponentConfigUpdate_Item_t *e2NodeUpdateItem =NULL;
+ uint8_t arrIdx =0, transId =0, timerValue=0;
+ E2nodeConfigurationUpdateFailure_t *e2NodeCfgUpdFail=NULL;
- e2NodeUpdateList->list.count = count;
- e2NodeUpdateList->list.size = e2NodeUpdateList->list.count * sizeof(E2nodeComponentConfigUpdate_ItemIEs_t *);
- DU_ALLOC(e2NodeUpdateList->list.array, e2NodeUpdateList->list.size);
- if(e2NodeUpdateList->list.array == NULLP)
- {
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigUpdateList %d",__LINE__);
- return RFAILED;
- }
+ DU_LOG("\nINFO --> E2AP : E2 Node Config Update failure received");
+ e2NodeCfgUpdFail = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2nodeConfigurationUpdateFailure;
- for(arrIdx = 0; arrIdx< e2NodeUpdateList->list.count; arrIdx++)
+ for(arrIdx=0; arrIdx<e2NodeCfgUpdFail->protocolIEs.list.count; arrIdx++)
{
- DU_ALLOC(e2NodeUpdateList->list.array[arrIdx], sizeof(E2nodeComponentConfigUpdate_ItemIEs_t));
- if(e2NodeUpdateList->list.array[arrIdx] == NULLP)
+ switch(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx]->id)
{
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigUpdateList %d",__LINE__);
- return RFAILED;
+ case ProtocolIE_IDE2_id_TransactionID:
+ {
+ transId = e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx]->value.choice.TransactionID;
+ if((duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].transactionId == transId) &&\
+ (duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].procedureCode == e2apMsg->choice.unsuccessfulOutcome->procedureCode))
+ {
+ memset(&duCb.e2apDb.e2TransInfo.e2InitTransaction[transId], 0, sizeof(E2TransInfo));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
+ }
+ break;
+ }
+ case ProtocolIE_IDE2_id_TimeToWaitE2:
+ {
+ timerValue = convertE2WaitTimerEnumToValue(e2NodeCfgUpdFail->protocolIEs.list.array[arrIdx]->value.choice.TimeToWaitE2);
+ if((duChkTmr((PTR)&(duCb.e2apDb), EVENT_E2_NODE_CONFIG_UPDATE_TMR)) == FALSE)
+ {
+ duStartTmr((PTR)&(duCb.e2apDb), EVENT_E2_NODE_CONFIG_UPDATE_TMR, timerValue);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : EVENT_E2_NODE_CONFIG_UPDATE_TMR timer is already running");
+ }
+ break;
+ }
}
+ }
- e2NodeComponentInfo= fetchE2NodeComponentInfo(updateE2Node[arrIdx].interface, updateE2Node[arrIdx].actionType, &node);
- if(!e2NodeComponentInfo)
- {
- DU_LOG("\nERROR --> E2AP : Received null e2NodeComponentInfo at line number %d",__LINE__);
- return RFAILED;
- }
+ freeAperDecodingOfE2NodeConfigUpdateFailure(e2NodeCfgUpdFail);
+}
- e2NodeUpdateItemIe = (E2nodeComponentConfigUpdate_ItemIEs_t *) e2NodeUpdateList->list.array[arrIdx];
- e2NodeUpdateItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigUpdate_Item;
- e2NodeUpdateItemIe->criticality = CriticalityE2_reject;
- e2NodeUpdateItemIe->value.present = E2nodeComponentConfigUpdate_ItemIEs__value_PR_E2nodeComponentConfigUpdate_Item;
- e2NodeUpdateItem = &e2NodeUpdateItemIe->value.choice.E2nodeComponentConfigUpdate_Item;
+/*******************************************************************
+ *
+ * @brief Builds Global gNodeB Params
+ *
+ * @details
+ *
+ * Function : BuildGlobalgNBId
+ *
+ * Functionality: Building the Plmn and gNB id
+ *
+ * @params[in] GlobalE2node_gNB_ID_t *gNbId
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
- if(fillE2NodeConfig((PTR)e2NodeUpdateItem, e2NodeComponentInfo, CONFIG_MOD) != ROK)
+uint8_t BuildGlobalgNBId(GlobalE2node_gNB_ID_t *gNbId)
+{
+ uint8_t unused = 0;
+ uint8_t byteSize = 4;
+ uint8_t gnbId = duCb.gnbId;
+ uint8_t ret = ROK;
+
+ /* fill Global gNB ID Id */
+ gNbId->global_gNB_ID.plmn_id.size = 3 * sizeof(uint8_t);
+ gNbId->global_gNB_ID.plmn_id.buf = NULLP;
+ DU_ALLOC(gNbId->global_gNB_ID.plmn_id.buf , gNbId->global_gNB_ID.plmn_id.size);
+ if(gNbId->global_gNB_ID.plmn_id.buf == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for Plmn buffer");
+ ret = RFAILED;
+ }
+ else
+ {
+ buildPlmnId(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, \
+ gNbId->global_gNB_ID.plmn_id.buf);
+ gNbId->global_gNB_ID.gnb_id.present = GNB_ID_Choice_PR_gnb_ID;
+ /* Allocate Buffer size */
+ gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.size = byteSize * sizeof(uint8_t);
+ gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf = NULLP;
+ DU_ALLOC(gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf, \
+ gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.size);
+ if(gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf == NULLP)
{
- DU_LOG("\nERROR --> E2AP : Failed to fill the E2 node configuration");
- return RFAILED;
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for gnb buffer");
+ ret = RFAILED;
+ }
+ else
+ {
+ fillBitString(&gNbId->global_gNB_ID.gnb_id.choice.gnb_ID, unused, byteSize, gnbId);
}
+ }
+ /* fill gNB-DU ID */
+ DU_ALLOC( gNbId->gNB_DU_ID, sizeof(GNB_DU_ID_t));
+ if(gNbId->gNB_DU_ID == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for gNB_DU_ID ");
+ ret = RFAILED;
+ }
+ else
+ {
+ gNbId->gNB_DU_ID->size = sizeof(uint8_t);
+ DU_ALLOC( gNbId->gNB_DU_ID->buf, sizeof(uint8_t));
+ if(gNbId->gNB_DU_ID->buf)
+ {
+ gNbId->gNB_DU_ID->buf[0] =duCb.e2apDb.e2NodeId;
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for gNB_DU_ID buffer");
+ ret = RFAILED;
+ }
}
- return ROK;
+ return ret;
}
-
/*******************************************************************
*
- * @brief Builds E2 node config remove list
+ * @brief fill the E2 node config information
*
* @details
*
- * Function :BuildE2NodeConfigRemoveList
+ * Function : fillE2NodeConfig
*
- * Functionality: Building E2 node config remove list
+ * Functionality: fill E2 node config information
*
- * @params[in]
- * E2nodeComponentConfigRemoval_List_t to be filled
- * Count of E2 node to be remove in the list
- * Received list of E2 node configuration
+ * @params[in]
+ * Pointer to e2NodeCfg to be filled
+ * E2 Node Component information
+ * Type of configuration
* @return ROK - success
* RFAILED - failure
*
******************************************************************/
-uint8_t BuildE2NodeConfigRemoveList(E2nodeComponentConfigRemoval_List_t *e2NodeRemoveList, uint16_t count, E2NodeConfigItem *updateE2Node)
+uint8_t fillE2NodeConfig(PTR e2NodeCfg, E2NodeComponent *e2NodeComponentInfo, ConfigType configType)
{
- uint8_t arrIdx = 0;
- CmLList *node=NULL;
- E2NodeComponent *e2NodeComponentInfo=NULL;
- E2nodeComponentConfigRemoval_ItemIEs_t *e2NodeRemovalItemIe=NULL;
+ E2NodeConfig *e2NodeConfig=NULLP;
+ E2nodeComponentInterfaceType_t *interfaceType=NULLP;
+ E2nodeComponentID_t *componentID =NULLP;
+ E2nodeComponentConfiguration_t *configuration=NULLP;
+ E2nodeComponentConfigAddition_Item_t *e2NodeAddItem=NULL;
+ E2nodeComponentConfigUpdate_Item_t *e2NodeUpdateItem =NULL;
E2nodeComponentConfigRemoval_Item_t *e2NodeRemovalItem=NULL;
-
- e2NodeRemoveList->list.count = count;
- e2NodeRemoveList->list.size = e2NodeRemoveList->list.count * sizeof(E2nodeComponentConfigRemoval_ItemIEs_t *);
- DU_ALLOC(e2NodeRemoveList->list.array, e2NodeRemoveList->list.size);
- if(e2NodeRemoveList->list.array == NULLP)
+
+ switch(configType)
{
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigRemoveList %d",__LINE__);
- return RFAILED;
+ case CONFIG_ADD:
+ {
+ e2NodeAddItem = (E2nodeComponentConfigAddition_Item_t*)e2NodeCfg;
+ interfaceType = &e2NodeAddItem->e2nodeComponentInterfaceType;
+ componentID = &e2NodeAddItem->e2nodeComponentID;
+ configuration = &e2NodeAddItem->e2nodeComponentConfiguration;
+ e2NodeConfig = e2NodeComponentInfo->addConfiguration;
+ break;
+ }
+ case CONFIG_MOD:
+ {
+ e2NodeUpdateItem = (E2nodeComponentConfigUpdate_Item_t *) e2NodeCfg;
+ interfaceType = &e2NodeUpdateItem->e2nodeComponentInterfaceType;
+ componentID = &e2NodeUpdateItem->e2nodeComponentID;
+ configuration = &e2NodeUpdateItem->e2nodeComponentConfiguration;
+ e2NodeConfig = e2NodeComponentInfo->updateConfiguration;
+ break;
+ }
+ case CONFIG_DEL:
+ {
+ e2NodeRemovalItem = (E2nodeComponentConfigRemoval_Item_t*) e2NodeCfg;
+ interfaceType = &e2NodeRemovalItem->e2nodeComponentInterfaceType;
+ componentID = &e2NodeRemovalItem->e2nodeComponentID;
+ break;
+ }
+ default:
+ {
+ DU_LOG("\nERROR --> E2AP : Configuration type %d does not supported ", configType);
+ return RFAILED;
+ }
}
-
- for(arrIdx = 0; arrIdx< e2NodeRemoveList->list.count; arrIdx++)
+ /* E2nodeComponentInterfaceType */
+ *interfaceType = convertInterfaceToE2ComponentInterfaceType(e2NodeComponentInfo->interfaceType);
+
+ /* We now only support the F1 interface out of these interfaces
+ * (NG,XN,E1,F1,W1,S1,X2), therefore only the F1 component identifier was filled in. */
+
+ if(*interfaceType == F1)
{
- DU_ALLOC(e2NodeRemoveList->list.array[arrIdx], sizeof(E2nodeComponentConfigRemoval_ItemIEs_t));
- if(e2NodeRemoveList->list.array[arrIdx] == NULLP)
+ /* E2 Node Component ID */
+ componentID->present = E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1;
+ DU_ALLOC(componentID->choice.e2nodeComponentInterfaceTypeF1,sizeof(E2nodeComponentInterfaceF1_t));
+ if(componentID->choice.e2nodeComponentInterfaceTypeF1 == NULLP)
{
- DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigRemoveList %d",__LINE__);
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed in function %s at line %d",__func__,__LINE__);
return RFAILED;
}
+ componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size = sizeof(uint8_t);
+ DU_ALLOC(componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf,\
+ componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size);
- e2NodeComponentInfo= fetchE2NodeComponentInfo(updateE2Node[arrIdx].interface, updateE2Node[arrIdx].actionType, &node);
- if(!e2NodeComponentInfo)
+ if(componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf == NULLP)
{
- DU_LOG("\nERROR --> E2AP : Received null e2NodeComponentInfo at line number %d",__LINE__);
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed in function %s at line %d",__func__,__LINE__);
return RFAILED;
}
+ memcpy(componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf, &e2NodeComponentInfo->componentId,\
+ componentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size);
+ }
+
+ if(configType == CONFIG_DEL)
+ {
+ /* We don't need to fill out the E2 Node Component Request and Response
+ * information in the case of CONFIG_DEL, therefore returning ROK from here. */
+ return ROK;
+ }
- e2NodeRemovalItemIe = (E2nodeComponentConfigRemoval_ItemIEs_t *) e2NodeRemoveList->list.array[arrIdx];
- e2NodeRemovalItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigRemoval_Item;
- e2NodeRemovalItemIe->criticality = CriticalityE2_reject;
- e2NodeRemovalItemIe->value.present = E2nodeComponentConfigRemoval_ItemIEs__value_PR_E2nodeComponentConfigRemoval_Item;
- e2NodeRemovalItem = &e2NodeRemovalItemIe->value.choice.E2nodeComponentConfigRemoval_Item;
-
- if(fillE2NodeConfig((PTR)e2NodeRemovalItem, e2NodeComponentInfo, CONFIG_DEL) != ROK)
+ /* E2 Node Component Request Part */
+ if(e2NodeConfig->componentRequestPart)
+ {
+ configuration->e2nodeComponentRequestPart.size = e2NodeConfig->reqBufSize ;
+ DU_ALLOC(configuration->e2nodeComponentRequestPart.buf,\
+ configuration->e2nodeComponentRequestPart.size);
+ if(configuration->e2nodeComponentRequestPart.buf == NULLP)
{
- DU_LOG("\nERROR --> E2AP : Failed to fill the E2 node configuration");
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed in function %s at line %d",__func__,__LINE__);
return RFAILED;
}
+ memcpy(configuration->e2nodeComponentRequestPart.buf,\
+ e2NodeConfig->componentRequestPart, configuration->\
+ e2nodeComponentRequestPart.size);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP: componentRequestPart is null ");
+ return RFAILED;
+ }
+
+ /* E2 Node Component Response Part */
+ if(e2NodeConfig->componentResponsePart)
+ {
+ configuration->e2nodeComponentResponsePart.size = e2NodeConfig->rspBufSize;
+ DU_ALLOC(configuration->e2nodeComponentResponsePart.buf, configuration->e2nodeComponentResponsePart.size);
+ if(configuration->e2nodeComponentResponsePart.buf == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed in function %s at line %d",__func__,__LINE__);
+ return RFAILED;
+ }
+ memcpy(configuration->e2nodeComponentResponsePart.buf, e2NodeConfig->componentResponsePart, configuration->\
+ e2nodeComponentResponsePart.size);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP: componentResponsePart is null");
+ return RFAILED;
}
+
return ROK;
}
+
/*******************************************************************
*
- * @brief deallocation of E2SM_KPM_RANfunction_Description_t
+ * @brief Builds E2 node config addition list
*
* @details
*
- * Function : freeE2smKpmRanFunctionDefinition
+ * Function : BuildE2NodeConfigAddList
*
- * Functionality: deallocation of E2SM_KPM_RANfunction_Description_t
+ * Functionality: Building E2 node config addition list
*
- * @params[in] E2SM_KPM_RANfunction_Description_t *ranFunctionDefinition
- * @return void
+ * @params[in]
+ * E2nodeComponentConfigAddition_List_t to be filled
+ * Procedure Code
+ * Count of E2 node to be added in the list
+ * Received list of E2 node configuration
+ *
+ * @return ROK - success
+ * RFAILED - failure
*
******************************************************************/
-void freeE2smKpmRanFunctionDefinition(E2SM_KPM_RANfunction_Description_t *ranFunctionDefinition)
+uint8_t BuildE2NodeConfigAddList(E2nodeComponentConfigAddition_List_t *e2NodeAddList, uint8_t procedureCode, uint16_t count, E2NodeConfigItem *e2NodeList)
{
- MeasurementInfo_Action_Item_t *measInfoList;
- uint8_t eventTriggerIdx, reportStyleIdx, measInfoIdx;
- RANfunction_Name_t *ranFuncName;
- struct E2SM_KPM_RANfunction_Description__ric_ReportStyle_List *ricReportStyle;
- struct E2SM_KPM_RANfunction_Description__ric_EventTriggerStyle_List *eventTriggerStyle;
- if(ranFunctionDefinition)
- {
- ranFuncName = &ranFunctionDefinition->ranFunction_Name;
- /* Free RAN function Name */
- DU_FREE(ranFuncName->ranFunction_ShortName.buf, ranFuncName->ranFunction_ShortName.size);
- DU_FREE(ranFuncName->ranFunction_E2SM_OID.buf, ranFuncName->ranFunction_E2SM_OID.size);
- DU_FREE(ranFuncName->ranFunction_Description.buf, ranFuncName->ranFunction_Description.size);
+ uint8_t arrIdx = 0;
+ CmLList *node =NULL;
+ E2NodeComponent *e2NodeComponentInfo=NULL;
+ E2nodeComponentConfigAddition_ItemIEs_t *e2NodeAddItemIe=NULL;
+ E2nodeComponentConfigAddition_Item_t *e2NodeAddItem=NULL;
+
+
+ /* For ProcedureCodeE2_id_E2setup, the number of E2 node configuration list items is
+ * equal to the number of E2 node configuration entries stored in the database.
+ * For any other procedure, the E2 node configuration list count is equal
+ * to the count of E2 node configuration obtained from the function's caller */
+
+ if(procedureCode == ProcedureCodeE2_id_E2setup)
+ e2NodeAddList->list.count = duCb.e2apDb.e2NodeComponentList.count;
+ else
+ e2NodeAddList->list.count = count;
+
+ e2NodeAddList->list.size = e2NodeAddList->list.count * sizeof(E2nodeComponentConfigAddition_ItemIEs_t *);
+ DU_ALLOC(e2NodeAddList->list.array, e2NodeAddList->list.size);
+ if(e2NodeAddList->list.array == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+ return RFAILED;
+ }
+
+ for(arrIdx = 0; arrIdx< e2NodeAddList->list.count; arrIdx++)
+ {
+ DU_ALLOC(e2NodeAddList->list.array[arrIdx], sizeof(E2nodeComponentConfigAddition_ItemIEs_t));
+ if(e2NodeAddList->list.array[arrIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+ return RFAILED;
+ }
+
+ if(procedureCode == ProcedureCodeE2_id_E2setup)
+ {
+ /* Getting all of the E2 node configuration's information from DuCb one by one*/
+ if(arrIdx == 0)
+ {
+ CM_LLIST_FIRST_NODE(&duCb.e2apDb.e2NodeComponentList, node);
+ }
+ else
+ {
+ node = node->next;
+ }
+ if(!node)
+ {
+ DU_LOG("\nERROR --> E2AP : E2 node component list node is null");
+ return RFAILED;
+ }
+ e2NodeComponentInfo = (E2NodeComponent*)node->node;
+ }
+ else
+ {
+ /* Getting only those E2 node configuration from DuCb whose interface
+ * and action type is present in the received array */
+ e2NodeComponentInfo = fetchE2NodeComponentInfo(e2NodeList[arrIdx].interface, e2NodeList[arrIdx].componentId, &node);
+ }
+
+ if(!e2NodeComponentInfo)
+ {
+ DU_LOG("\nERROR --> E2AP : Received null e2NodeComponentInfo at line number %d",__LINE__);
+ return RFAILED;
+ }
+
+ e2NodeAddItemIe = (E2nodeComponentConfigAddition_ItemIEs_t *) e2NodeAddList->list.array[arrIdx];
+ e2NodeAddItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAddition_Item;
+ e2NodeAddItemIe->criticality = CriticalityE2_reject;
+ e2NodeAddItemIe->value.present = E2nodeComponentConfigAddition_ItemIEs__value_PR_E2nodeComponentConfigAddition_Item;
+ e2NodeAddItem = &e2NodeAddItemIe->value.choice.E2nodeComponentConfigAddition_Item;
+ if(fillE2NodeConfig((PTR)e2NodeAddItem, e2NodeComponentInfo, CONFIG_ADD) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to fill the E2 node configuration");
+ return RFAILED;
+ }
+ }
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds E2 node config update list
+ *
+ * @details
+ *
+ * Function : BuildE2NodeConfigUpdateList
+ *
+ * Functionality: Building E2 node config update list
+ *
+ * @params[in]
+ * E2nodeComponentConfigUpdate_List_t to be filled
+ * Count of E2 node to be update in the list
+ * Received list of E2 node configuration
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
+
+uint8_t BuildE2NodeConfigUpdateList(E2nodeComponentConfigUpdate_List_t *e2NodeUpdateList, uint16_t count, E2NodeConfigItem *updateE2Node)
+{
+ uint8_t arrIdx = 0;
+ CmLList *node =NULL;
+ E2NodeComponent *e2NodeComponentInfo =NULL;
+ E2nodeComponentConfigUpdate_ItemIEs_t *e2NodeUpdateItemIe =NULL;
+ E2nodeComponentConfigUpdate_Item_t *e2NodeUpdateItem =NULL;
+
+ e2NodeUpdateList->list.count = count;
+ e2NodeUpdateList->list.size = e2NodeUpdateList->list.count * sizeof(E2nodeComponentConfigUpdate_ItemIEs_t *);
+ DU_ALLOC(e2NodeUpdateList->list.array, e2NodeUpdateList->list.size);
+ if(e2NodeUpdateList->list.array == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigUpdateList %d",__LINE__);
+ return RFAILED;
+ }
+
+ for(arrIdx = 0; arrIdx< e2NodeUpdateList->list.count; arrIdx++)
+ {
+ DU_ALLOC(e2NodeUpdateList->list.array[arrIdx], sizeof(E2nodeComponentConfigUpdate_ItemIEs_t));
+ if(e2NodeUpdateList->list.array[arrIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigUpdateList %d",__LINE__);
+ return RFAILED;
+ }
+
+ e2NodeComponentInfo= fetchE2NodeComponentInfo(updateE2Node[arrIdx].interface, updateE2Node[arrIdx].componentId, &node);
+ if(!e2NodeComponentInfo)
+ {
+ DU_LOG("\nERROR --> E2AP : Received null e2NodeComponentInfo at line number %d",__LINE__);
+ return RFAILED;
+ }
+
+ e2NodeUpdateItemIe = (E2nodeComponentConfigUpdate_ItemIEs_t *) e2NodeUpdateList->list.array[arrIdx];
+ e2NodeUpdateItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigUpdate_Item;
+ e2NodeUpdateItemIe->criticality = CriticalityE2_reject;
+ e2NodeUpdateItemIe->value.present = E2nodeComponentConfigUpdate_ItemIEs__value_PR_E2nodeComponentConfigUpdate_Item;
+ e2NodeUpdateItem = &e2NodeUpdateItemIe->value.choice.E2nodeComponentConfigUpdate_Item;
+
+ if(fillE2NodeConfig((PTR)e2NodeUpdateItem, e2NodeComponentInfo, CONFIG_MOD) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to fill the E2 node configuration");
+ return RFAILED;
+ }
+
+ }
+ return ROK;
+
+}
+
+
+/*******************************************************************
+ *
+ * @brief Builds E2 node config remove list
+ *
+ * @details
+ *
+ * Function :BuildE2NodeConfigRemoveList
+ *
+ * Functionality: Building E2 node config remove list
+ *
+ * @params[in]
+ * E2nodeComponentConfigRemoval_List_t to be filled
+ * Count of E2 node to be remove in the list
+ * Received list of E2 node configuration
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
+
+uint8_t BuildE2NodeConfigRemoveList(E2nodeComponentConfigRemoval_List_t *e2NodeRemoveList, uint16_t count, E2NodeConfigItem *updateE2Node)
+{
+ uint8_t arrIdx = 0;
+ CmLList *node=NULL;
+ E2NodeComponent *e2NodeComponentInfo=NULL;
+ E2nodeComponentConfigRemoval_ItemIEs_t *e2NodeRemovalItemIe=NULL;
+ E2nodeComponentConfigRemoval_Item_t *e2NodeRemovalItem=NULL;
+
+ e2NodeRemoveList->list.count = count;
+ e2NodeRemoveList->list.size = e2NodeRemoveList->list.count * sizeof(E2nodeComponentConfigRemoval_ItemIEs_t *);
+ DU_ALLOC(e2NodeRemoveList->list.array, e2NodeRemoveList->list.size);
+ if(e2NodeRemoveList->list.array == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigRemoveList %d",__LINE__);
+ return RFAILED;
+ }
+
+ for(arrIdx = 0; arrIdx< e2NodeRemoveList->list.count; arrIdx++)
+ {
+ DU_ALLOC(e2NodeRemoveList->list.array[arrIdx], sizeof(E2nodeComponentConfigRemoval_ItemIEs_t));
+ if(e2NodeRemoveList->list.array[arrIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigRemoveList %d",__LINE__);
+ return RFAILED;
+ }
+
+ e2NodeComponentInfo= fetchE2NodeComponentInfo(updateE2Node[arrIdx].interface,updateE2Node[arrIdx].componentId, &node);
+ if(!e2NodeComponentInfo)
+ {
+ DU_LOG("\nERROR --> E2AP : Received null e2NodeComponentInfo at line number %d",__LINE__);
+ return RFAILED;
+ }
+
+ e2NodeRemovalItemIe = (E2nodeComponentConfigRemoval_ItemIEs_t *) e2NodeRemoveList->list.array[arrIdx];
+ e2NodeRemovalItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigRemoval_Item;
+ e2NodeRemovalItemIe->criticality = CriticalityE2_reject;
+ e2NodeRemovalItemIe->value.present = E2nodeComponentConfigRemoval_ItemIEs__value_PR_E2nodeComponentConfigRemoval_Item;
+ e2NodeRemovalItem = &e2NodeRemovalItemIe->value.choice.E2nodeComponentConfigRemoval_Item;
+
+ if(fillE2NodeConfig((PTR)e2NodeRemovalItem, e2NodeComponentInfo, CONFIG_DEL) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to fill the E2 node configuration");
+ return RFAILED;
+ }
+
+ }
+ return ROK;
+}
+/*******************************************************************
+ *
+ * @brief deallocation of E2SM_KPM_RANfunction_Description_t
+ *
+ * @details
+ *
+ * Function : freeE2smKpmRanFunctionDefinition
+ *
+ * Functionality: deallocation of E2SM_KPM_RANfunction_Description_t
+ *
+ * @params[in] E2SM_KPM_RANfunction_Description_t *ranFunctionDefinition
+ * @return void
+ *
+ ******************************************************************/
+
+void freeE2smKpmRanFunctionDefinition(E2SM_KPM_RANfunction_Description_t *ranFunctionDefinition)
+{
+ MeasurementInfo_Action_Item_t *measInfoList;
+ uint8_t eventTriggerIdx, reportStyleIdx, measInfoIdx;
+ RANfunction_Name_t *ranFuncName;
+ struct E2SM_KPM_RANfunction_Description__ric_ReportStyle_List *ricReportStyle;
+ struct E2SM_KPM_RANfunction_Description__ric_EventTriggerStyle_List *eventTriggerStyle;
+ if(ranFunctionDefinition)
+ {
+ ranFuncName = &ranFunctionDefinition->ranFunction_Name;
+ /* Free RAN function Name */
+ DU_FREE(ranFuncName->ranFunction_ShortName.buf, ranFuncName->ranFunction_ShortName.size);
+ DU_FREE(ranFuncName->ranFunction_E2SM_OID.buf, ranFuncName->ranFunction_E2SM_OID.size);
+ DU_FREE(ranFuncName->ranFunction_Description.buf, ranFuncName->ranFunction_Description.size);
/* Sequence of Event Trigger styles */
eventTriggerStyle = ranFunctionDefinition->ric_EventTriggerStyle_List;
uint8_t BuildAndSendE2SetupReq()
{
uint8_t arrIdx = 0, elementCnt=0;
- uint8_t transId = 0, ret = ROK;
- bool memAllocFailed;
+ uint8_t transId = 0, ret = RFAILED;
+ bool memAllocFailed = false;
E2AP_PDU_t *e2apMsg = NULLP;
E2setupRequest_t *e2SetupReq = NULLP;
asn_enc_rval_t encRetVal; /* Encoder return value */
}
}
}
+
/******************************************************************
*
- * @brief Processes E2 Setup Response sent by RIC
+ * @brief handling of e2 noe config update ack ies
*
* @details
*
- * Function : procE2SetupRsp
- *
- * Functionality: Processes E2 Setup Response sent by RIC
+ * Function :handleE2NodeConfigUpdateAckIes
*
- * @params[in] E2AP_PDU_t ASN decoded E2AP message
- * @return ROK - success
- * RFAILED - failure
+ * Functionality: handling of e2 noe config update ack ies
*
- * ****************************************************************/
+ * @params[in]
+ * Pointer to the E2 Node cfg
+ * Procedure code
+ * @return void
+******************************************************************/
-uint8_t procE2SetupRsp(E2AP_PDU_t *e2apMsg)
+void handleE2NodeConfigUpdateAckIes(PTR e2NodeCfg, uint8_t procedureCode)
{
- uint8_t arrIdx =0, transId=0, idx=0;
- uint32_t recvBufLen;
- E2setupResponse_t *e2SetRspMsg=NULL;
- CmLList *node=NULL;
- E2NodeComponent *e2NodeComponentInfo=NULL;
- E2nodeComponentConfigAdditionAck_List_t *e2NodeCfgAckList=NULL;
- E2nodeComponentConfigAdditionAck_ItemIEs_t *e2NodeAddAckItem=NULL;
+ CmLList *node=NULLP;
+ E2NodeComponent *e2NodeComponentInfo=NULLP;
+ E2nodeComponentID_t *e2nodeComponentID=NULLP;
+ E2nodeComponentConfigRemovalAck_Item_t *removalAckItem=NULLP;
+ E2nodeComponentConfigUpdateAck_Item_t *updateAckItem=NULLP;
+ E2nodeComponentConfigAdditionAck_Item_t *additionAckItem=NULLP;
+
+ switch(procedureCode)
+ {
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck:
+ {
+ additionAckItem = (E2nodeComponentConfigAdditionAck_Item_t *)e2NodeCfg;
+ e2nodeComponentID = &additionAckItem->e2nodeComponentID;
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck:
+ {
+ updateAckItem = (E2nodeComponentConfigUpdateAck_Item_t*) e2NodeCfg;
+ e2nodeComponentID = &updateAckItem->e2nodeComponentID;
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck:
+ {
+ removalAckItem= (E2nodeComponentConfigRemovalAck_Item_t*)e2NodeCfg;
+ e2nodeComponentID = &removalAckItem->e2nodeComponentID;
+ break;
+ }
+ }
+
+ switch(e2nodeComponentID->present)
+ {
+ case E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1:
+ {
+ e2NodeComponentInfo = fetchE2NodeComponentInfo(F1, e2nodeComponentID->choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[0], &node);
+ if(!e2NodeComponentInfo)
+ {
+ DU_LOG("\nERROR --> E2AP : Received null e2NodeComponentInfo at line number %d",__LINE__);
+ return;
+ }
+ break;
+ }
+ default:
+ break;
+ }
+
+ switch(procedureCode)
+ {
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck:
+ {
+ DU_FREE(e2NodeComponentInfo->addConfiguration->componentRequestPart, e2NodeComponentInfo->addConfiguration->reqBufSize);
+ DU_FREE(e2NodeComponentInfo->addConfiguration->componentResponsePart, e2NodeComponentInfo->addConfiguration->rspBufSize);
+ DU_FREE(e2NodeComponentInfo->addConfiguration, sizeof(E2NodeConfig));
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck:
+ {
+ DU_FREE(e2NodeComponentInfo->updateConfiguration->componentRequestPart, e2NodeComponentInfo->updateConfiguration->reqBufSize);
+ DU_FREE(e2NodeComponentInfo->updateConfiguration->componentResponsePart, e2NodeComponentInfo->updateConfiguration->rspBufSize);
+ DU_FREE(e2NodeComponentInfo->updateConfiguration, sizeof(E2NodeConfig));
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck:
+ {
+ cmLListDelFrm(&duCb.e2apDb.e2NodeComponentList, node);
+ if(e2NodeComponentInfo->addConfiguration)
+ {
+ DU_FREE(e2NodeComponentInfo->addConfiguration->componentRequestPart, e2NodeComponentInfo->addConfiguration->reqBufSize);
+ DU_FREE(e2NodeComponentInfo->addConfiguration->componentResponsePart, e2NodeComponentInfo->addConfiguration->rspBufSize);
+ DU_FREE(e2NodeComponentInfo->addConfiguration, sizeof(E2NodeConfig));
+ }
+ if(e2NodeComponentInfo->updateConfiguration)
+ {
+ DU_FREE(e2NodeComponentInfo->updateConfiguration->componentRequestPart, e2NodeComponentInfo->updateConfiguration->reqBufSize);
+ DU_FREE(e2NodeComponentInfo->updateConfiguration->componentResponsePart, e2NodeComponentInfo->updateConfiguration->rspBufSize);
+ DU_FREE(e2NodeComponentInfo->updateConfiguration, sizeof(E2NodeConfig));
+ }
+ DU_FREE(node, sizeof(CmLList));
+ break;
+ }
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Processes E2 Setup Response sent by RIC
+ *
+ * @details
+ *
+ * Function : procE2SetupRsp
+ *
+ * Functionality: Processes E2 Setup Response sent by RIC
+ *
+ * @params[in] E2AP_PDU_t ASN decoded E2AP message
+ * @return void
+ *
+ * ****************************************************************/
+
+void procE2SetupRsp(E2AP_PDU_t *e2apMsg)
+{
+ bool invalidTransId = false;
+ uint8_t arrIdx =0, transId=0, idx=0;
+ uint32_t recvBufLen;
+ E2setupResponse_t *e2SetRspMsg=NULL;
+ E2nodeComponentConfigAdditionAck_List_t *e2NodeCfgAckList=NULL;
+ E2nodeComponentConfigAdditionAck_ItemIEs_t *e2NodeAddAckItem=NULL;
DU_LOG("\nINFO --> E2AP : E2 Setup Response received");
duCb.e2Status = TRUE; //Set E2 status as true
else
{
DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
- return RFAILED;
+ invalidTransId = true;
}
break;
}
/* To store the Ric Id Params */
recvBufLen = sizeof(e2SetRspMsg->protocolIEs.list.array[arrIdx]->value\
.choice.GlobalRIC_ID.pLMN_Identity.size);
- memcpy(&duCb.e2apDb.ricId.plmnId, e2SetRspMsg->protocolIEs.list.array[arrIdx]\
- ->value.choice.GlobalRIC_ID.pLMN_Identity.buf, recvBufLen);
+ memcpy(&duCb.e2apDb.ricId.plmnId, e2SetRspMsg->protocolIEs.list.array[arrIdx]\
+ ->value.choice.GlobalRIC_ID.pLMN_Identity.buf, recvBufLen);
bitStringToInt(&e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.GlobalRIC_ID.ric_ID, &duCb.e2apDb.ricId);
/*TODO : duCb.e2apDb.ricId.plmnId memory to be deallocated after the usage */
break;
}
case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck:
- {
- e2NodeCfgAckList = &e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAdditionAck_List;
- for(idx =0; idx <e2NodeCfgAckList->list.count; idx++)
{
- e2NodeAddAckItem = (E2nodeComponentConfigAdditionAck_ItemIEs_t*) e2NodeCfgAckList->list.array[idx];
- switch(e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.present)
+ e2NodeCfgAckList = &e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAdditionAck_List;
+ for(idx =0; idx <e2NodeCfgAckList->list.count; idx++)
{
- case E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1:
- {
- e2NodeComponentInfo = fetchE2NodeComponentInfo(F1, E2_NODE_COMPONENT_ADD, &node);
- if(!e2NodeComponentInfo)
- {
- DU_LOG("\nERROR --> E2AP : Received null e2NodeComponentInfo at line number %d",__LINE__);
- return RFAILED;
- }
- else
- {
- cmLListDelFrm(&duCb.e2apDb.e2NodeComponentList, node);
- DU_FREE(e2NodeComponentInfo->componentRequestPart, e2NodeComponentInfo->reqBufSize);
- DU_FREE(e2NodeComponentInfo->componentResponsePart, e2NodeComponentInfo->rspBufSize);
- DU_FREE(e2NodeComponentInfo, sizeof(E2NodeComponent));
- DU_FREE(node, sizeof(CmLList));
- }
- break;
- }
- default:
- break;
+ e2NodeAddAckItem = (E2nodeComponentConfigAdditionAck_ItemIEs_t*) e2NodeCfgAckList->list.array[idx];
+ handleE2NodeConfigUpdateAckIes((PTR)&e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item,\
+ ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck);
}
+ break;
}
- break;
- }
default:
- DU_LOG("\nERROR --> E2AP : Invalid IE received in E2SetupRsp:%ld",
- e2SetRspMsg->protocolIEs.list.array[arrIdx]->id);
- break;
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid IE received in E2SetupRsp:%ld",
+ e2SetRspMsg->protocolIEs.list.array[arrIdx]->id);
+ break;
+ }
+ }
+
+ if(invalidTransId == true)
+ {
+ break;
}
}
freeAperDecodingOfE2SetupRsp(e2SetRspMsg);
- if(duSendE2NodeConfigurationUpdate() != ROK)
+ if(invalidTransId == false)
{
- DU_LOG("\nERROR --> E2AP : Failed to send E2 node config update");
- return RFAILED;
+ if(duSendE2NodeConfigurationUpdate() != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send E2 node config update");
+ }
}
- return ROK;
}
/*******************************************************************
{
uint8_t elementIdx = 0;
MeasurementInfoForAction *measInfoSupportedDb = NULLP;
- MeasurementInfo *measInfoSubscribedDb = NULLP, *measInfoToDel = NULLP;
- CmLList *supportedMeasNode = NULLP, *measToAddNode = NULLP, *measToDelNode = NULLP;;
+ MeasurementInfo *measInfoSubscribedDb = NULLP;
+ CmLList *supportedMeasNode = NULLP, *measToAddNode = NULLP;
MeasurementInfoItem_t *measItem = NULLP;
/* Validate Measurement list is supported by E2 node.
* Break out of for loop to search in next report style */
if(!measInfoSubscribedDb)
{
- while(measInfoSubscribedList->count)
- {
- measToDelNode = cmLListDelFrm(measInfoSubscribedList, measInfoSubscribedList->first);
- measInfoToDel = (MeasurementInfo*)measToDelNode->node;
- DU_FREE(measInfoToDel, sizeof(MeasurementInfo));
- DU_FREE(measToDelNode, sizeof(CmLList));
- }
+ deleteMeasurementInfoList(measInfoSubscribedList);
break;
}
/* In case of any failure, action is rejected
* Added to rejected-action-list in subscription response */
- memset(&ricSubscriptionInfo->actionSequence[ricActionId], 0, sizeof(ActionInfo));
- ricSubscriptionInfo->actionSequence[ricActionId].actionId = -1;
+ deleteActionSequence(&ricSubscriptionInfo->actionSequence[ricActionId]);
subsRsp->rejectedActionList[subsRsp->numOfRejectedActions].id = ricActionId;
if(failureCause->causeType == E2_NOTHING)
if(ret == ROK)
{
cmInitTimers(&(ricSubscriptionInfo->ricSubsReportTimer), 1);
+ ricSubscriptionInfo->action = CONFIG_ADD;
/* Add RAN subcription detail to RAN function */
DU_ALLOC(ricSubscriptionNode, sizeof(CmLList));
/* Send RIC Subcription Failure */
BuildAndSendRicSubscriptionFailure(ricReqId, ranFuncId, failureCause);
}
-
return ret;
}
measRecord->list.array[measRecIdx]->choice.real = measVal;
}
measRecIdx++;
-
+ measValNode= measValNode->next;
/* Once the measurement record is added to the message, delete it from DB */
- cmLListDelFrm(&measInfoDb->measuredValue, measValNode);
- DU_FREE(measValNode->node, sizeof(double));
- DU_FREE(measValNode, sizeof(CmLList));
-
- CM_LLIST_FIRST_NODE(&measInfoDb->measuredValue, measValNode);
measVal = 0;
}
-
+ deleteMeasuredValueList(&measInfoDb->measuredValue);
return ROK;
}
* - Buld and send the E2 reset request msg to RIC
*
* @params[in]
+ * Reset cause
* @return ROK - success
* RFAILED - failure
*
encBuf);
if(encRetVal.encoded == ENCODE_FAIL)
{
- DU_LOG("\nERROR --> E2AP : Could not encode E2SetupRequest structure (at %s)\n",\
+ DU_LOG("\nERROR --> E2AP : Could not encode reset request structure (at %s)\n",\
encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
break;
}
else
{
- DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2SetupRequest\n");
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for reset request\n");
#ifdef DEBUG_ASN_PRINT
for(int i=0; i< encBufSize; i++)
{
* Functionality: Processes E2 Reset Response sent by RIC
*
* @params[in] E2AP_PDU_t ASN decoded E2AP message
- * @return ROK - success
- * RFAILED - failure
+ * @return void
*
* ****************************************************************/
-uint8_t procResetResponse(E2AP_PDU_t *e2apMsg)
+void procResetResponse(E2AP_PDU_t *e2apMsg)
{
- uint8_t ieIdx =0, transId;
- ResetResponseE2_t *resetResponse;
+ bool invalidTransId=false;
+ uint8_t ieIdx =0, transId =0;
+ uint16_t ranFuncIdx=0;
+ ResetResponseE2_t *resetResponse =NULLP;
DU_LOG("\nINFO --> E2AP : E2 Reset Response received");
resetResponse = &e2apMsg->choice.successfulOutcome->value.choice.ResetResponseE2;;
switch(resetResponse->protocolIEs.list.array[ieIdx]->id)
{
case ProtocolIE_IDE2_id_TransactionID:
- transId = resetResponse->protocolIEs.list.array[ieIdx]->value.choice.TransactionID;
- if((duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].transactionId == transId) && \
- (duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].procedureCode == e2apMsg->choice.successfulOutcome->procedureCode))
{
- memset(&duCb.e2apDb.e2TransInfo.e2InitTransaction[transId], 0, sizeof(E2TransInfo));
+ transId = resetResponse->protocolIEs.list.array[ieIdx]->value.choice.TransactionID;
+ if((duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].transactionId == transId) && \
+ (duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].procedureCode == e2apMsg->choice.successfulOutcome->procedureCode))
+ {
+ memset(&duCb.e2apDb.e2TransInfo.e2InitTransaction[transId], 0, sizeof(E2TransInfo));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
+ invalidTransId = true;
+ }
+ break;
}
- else
+ case ProtocolIE_IDE2_id_CriticalityDiagnosticsE2:
{
- DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
- return RFAILED;
+ for(ranFuncIdx=0; ranFuncIdx<MAX_RAN_FUNCTION; ranFuncIdx++)
+ {
+ if(duCb.e2apDb.ranFunction[ranFuncIdx].id >0)
+ {
+ deleteRicSubscriptionList(&(duCb.e2apDb.ranFunction[ranFuncIdx].subscriptionList));
+ memset(&(duCb.e2apDb.ranFunction[ranFuncIdx].pendingSubsRspInfo), 0, MAX_PENDING_SUBSCRIPTION_RSP*sizeof(PendingSubsRspInfo));
+ }
+ }
+ break;
}
- break;
- case ProtocolIE_IDE2_id_CriticalityDiagnosticsE2:
- /* As per ORAN WG3 E2AP spec v3.0, section 9.2.2
- Criticality Diagnostics IE is sent by Near-RT RIC when parts of a received message i.e.
- Reset Request in this case, have not been comprehended or were missing, or if the message
- contained logical errors.
-
- Processing of this ID should be implemented when negative call flows are to be supported.
- */
- break;
default:
- DU_LOG("\nERROR --> E2AP : Invalid IE received in E2 Reset Response : %ld",
- resetResponse->protocolIEs.list.array[ieIdx]->id);
- break;
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid IE received in E2 Reset Response : %ld",
+ resetResponse->protocolIEs.list.array[ieIdx]->id);
+ break;
+ }
+ }
+
+ if(invalidTransId == true)
+ {
+ break;
}
}
freeAperDecodingOfE2ResetRsp(resetResponse);
- return ROK;
}
/******************************************************************
{
e2NodeComponentInfo = (E2NodeComponent*)node->node;
- if(e2NodeComponentInfo->componentRequestPart && e2NodeComponentInfo->componentResponsePart)
+ if(e2NodeComponentInfo->addConfiguration)
{
- switch(e2NodeComponentInfo->componentActionType)
- {
- case E2_NODE_COMPONENT_ADD:
- {
- e2NodeList.addE2Node[e2NodeList.addE2NodeCount].interface = e2NodeComponentInfo->interfaceType;
- e2NodeList.addE2Node[e2NodeList.addE2NodeCount].actionType = e2NodeComponentInfo->componentActionType;
- e2NodeList.removeE2NodeCount++;
- break;
- }
- case E2_NODE_COMPONENT_UPDATE:
- {
- e2NodeList.updateE2Node[e2NodeList.updateE2NodeCount].interface = e2NodeComponentInfo->interfaceType;
- e2NodeList.updateE2Node[e2NodeList.updateE2NodeCount].actionType = e2NodeComponentInfo->componentActionType;
- e2NodeList.updateE2NodeCount++;
- break;
-
- }
- case E2_NODE_COMPONENT_DEL:
- {
- e2NodeList.removeE2Node[e2NodeList.removeE2NodeCount].interface = e2NodeComponentInfo->interfaceType;
- e2NodeList.removeE2Node[e2NodeList.removeE2NodeCount].actionType = e2NodeComponentInfo->componentActionType;
- e2NodeList.removeE2NodeCount++;
- break;
- }
- }
+ e2NodeList.addE2Node[e2NodeList.addE2NodeCount].interface = e2NodeComponentInfo->interfaceType;
+ e2NodeList.addE2Node[e2NodeList.addE2NodeCount].componentId= e2NodeComponentInfo->componentId;
+ e2NodeList.addE2NodeCount++;
+ break;
+ }
+ if(e2NodeComponentInfo->updateConfiguration)
+ {
+ e2NodeList.updateE2Node[e2NodeList.updateE2NodeCount].interface = e2NodeComponentInfo->interfaceType;
+ e2NodeList.updateE2Node[e2NodeList.updateE2NodeCount].componentId= e2NodeComponentInfo->componentId;
+ e2NodeList.updateE2NodeCount++;
+ break;
+ }
+ if(e2NodeComponentInfo->deleteConfiguration == true)
+ {
+ e2NodeList.removeE2Node[e2NodeList.removeE2NodeCount].interface = e2NodeComponentInfo->interfaceType;
+ e2NodeList.removeE2Node[e2NodeList.removeE2NodeCount].componentId = e2NodeComponentInfo->componentId;
+ e2NodeList.removeE2NodeCount++;
+ break;
}
node = node->next;
}
}
else
{
- memset(actionDb, 0, sizeof(ActionInfo));
- actionDb->actionId = -1;
+ deleteActionSequence(actionDb);
+ actionDb =NULLP;
ricSubsDb->numOfActions--;
/* Further handling can include :
* Deletion of this action from all DU layers
break;
}
- case ProtocolIE_IDE2_id_RICactionsRefusedToBeRemoved_List:
+ case ProtocolIE_IDE2_id_RICactionsRefusedToBeRemoved_List:
+ {
+ rmvFailList = &ricSubsModCfmIe->value.choice.RICactions_RefusedToBeRemoved_List;
+ for(arrIdx = 0; arrIdx < rmvFailList->list.count; arrIdx++)
+ {
+ rmvFailListItem = (RICaction_RefusedToBeRemoved_ItemIEs_t *)rmvFailList->list.array[arrIdx];
+ actionId = rmvFailListItem->value.choice.RICaction_RefusedToBeRemoved_Item.ricActionID;
+ actionDb = fetchActionInfoFromActionId(actionId, ricSubsDb);
+ if(!actionDb)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Action ID [%d] not found", __func__, actionId);
+ }
+ else
+ {
+ actionDb->action = CONFIG_UNKNOWN;
+ }
+ actionDb = NULLP;
+ }
+ break;
+ }
+
+ default:
+ break;
+ } /* End of switch for Protocol IE Id */
+
+ if(procFailure)
+ break;
+ } /* End of for loop for Protocol IE list */
+
+ break;
+ }while(true);
+
+ freeAperDecodingOfRicSubsModConfirm(e2apMsg);
+ return;
+}
+
+/******************************************************************
+* @brief Deallocate the memory allocated for E2 Reset Response
+*
+* @details
+*
+* Function : FreeE2ResetResponse
+*
+* Functionality:
+* - freeing the memory allocated for E2ResetResponse
+*
+* @params[in] E2AP_PDU_t *e2apMsg
+* @return ROK - success
+* RFAILED - failure
+*
+* ****************************************************************/
+void FreeE2ResetResponse(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx =0;
+ ResetResponseE2_t *resetResponse;
+
+ if(e2apMsg != NULLP)
+ {
+ if(e2apMsg->choice.successfulOutcome != NULLP)
+ {
+ resetResponse = &e2apMsg->choice.successfulOutcome->value.choice.ResetResponseE2;
+ if(resetResponse->protocolIEs.list.array)
+ {
+ for(ieIdx=0; ieIdx < resetResponse->protocolIEs.list.count; ieIdx++)
+ {
+ if(resetResponse->protocolIEs.list.array[ieIdx])
+ {
+ DU_FREE(resetResponse->protocolIEs.list.array[ieIdx], sizeof(ResetResponseIEs_t));
+ }
+ }
+ DU_FREE(resetResponse->protocolIEs.list.array, resetResponse->protocolIEs.list.size);
+ }
+
+ DU_FREE(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Buld and send the E2 Reset Response msg
+ *
+ * @details
+ *
+ * Function : BuildAndSendE2ResetResponse
+ *
+ * Functionality:
+ * - Buld and send the E2 Reset Response Message
+ *
+ * @params[in] Trans Id
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendResetResponse(uint8_t transId)
+{
+ uint8_t ieIdx = 0, elementCnt = 0;
+ uint8_t ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ ResetResponseE2_t *resetResponse;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ DU_LOG("\nINFO --> E2AP : Building E2 Reset Response Message\n");
+ do
+ {
+ DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendResetResponse(): Memory allocation for E2AP-PDU failed");
+ break;
+ }
+ e2apMsg->present = E2AP_PDU_PR_successfulOutcome;
+
+ DU_ALLOC(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
+ if(e2apMsg->choice.successfulOutcome == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendResetResponse: Memory allocation failed for successfulOutcome");
+ break;
+ }
+
+ e2apMsg->choice.successfulOutcome->procedureCode = ProcedureCodeE2_id_Reset;
+ e2apMsg->choice.successfulOutcome->criticality = CriticalityE2_reject;
+ e2apMsg->choice.successfulOutcome->value.present = SuccessfulOutcomeE2__value_PR_ResetResponseE2;
+ resetResponse = &e2apMsg->choice.successfulOutcome->value.choice.ResetResponseE2;
+
+ elementCnt = 1;
+ resetResponse->protocolIEs.list.count = elementCnt;
+ resetResponse->protocolIEs.list.size = elementCnt * sizeof(ResetResponseIEs_t *);
+ DU_ALLOC(resetResponse->protocolIEs.list.array, resetResponse->protocolIEs.list.size);
+ if(!resetResponse->protocolIEs.list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendResetResponse: Memory allocation failed for protocol IE array");
+ break;
+ }
+
+ for(ieIdx=0; ieIdx < elementCnt; ieIdx++)
+ {
+ DU_ALLOC(resetResponse->protocolIEs.list.array[ieIdx], sizeof(ResetResponseIEs_t));
+ if(!resetResponse->protocolIEs.list.array[ieIdx])
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendResetResponse: Memory allocation failed for protocol IE array element");
+ break;
+ }
+ }
+ if(ieIdx < elementCnt)
+ break;
+
+ ieIdx = 0;
+ resetResponse->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID;
+ resetResponse->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject;
+ resetResponse->protocolIEs.list.array[ieIdx]->value.present = ResetResponseIEs__value_PR_TransactionID;
+ resetResponse->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 reset 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 Reset Response \n");
+ for(int i=0; i< encBufSize; i++)
+ {
+ DU_LOG("%x",encBuf[i]);
+ }
+ }
+
+ /* Sending msg */
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send E2 Reset Response");
+ break;
+ }
+
+ ret = ROK;
+ break;
+ }while(true);
+
+ FreeE2ResetResponse(e2apMsg);
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Deallocation of memory allocated by aper decoder for reset req
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfE2ResetReq
+ *
+ * Functionality: Deallocation of memory allocated by aper decoder for
+ * reset req
+ *
+ * @params[in] Pointer to resetReq
+ * @return void
+ *
+ * ****************************************************************/
+void freeAperDecodingOfE2ResetReq(ResetRequestE2_t *resetReq)
+{
+ uint8_t arrIdx=0;
+
+ if(resetReq)
+ {
+ if(resetReq->protocolIEs.list.array)
+ {
+ for(arrIdx=0; arrIdx<resetReq->protocolIEs.list.count; arrIdx++)
+ {
+ if(resetReq->protocolIEs.list.array[arrIdx])
+ {
+ free(resetReq->protocolIEs.list.array[arrIdx]);
+ }
+ }
+ free(resetReq->protocolIEs.list.array);
+ }
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Process reset req received from RIC
+ *
+ * @details
+ *
+ * Function : procE2ResetRequest
+ *
+ * Functionality: Process reset req received from RIC
+ *
+ * @param E2AP_PDU_t *e2apMsg
+ * @return void
+ *
+ ******************************************************************/
+
+void procE2ResetRequest(E2AP_PDU_t *e2apMsg)
+{
+ uint16_t ranFuncIdx=0;
+ uint8_t arrIdx =0, transId =0;
+ ResetRequestE2_t *resetReq;
+
+ DU_LOG("\nINFO --> E2AP : E2 Reset request received");
+ resetReq = &e2apMsg->choice.initiatingMessage->value.choice.ResetRequestE2;
+
+ for(arrIdx=0; arrIdx<resetReq->protocolIEs.list.count; arrIdx++)
+ {
+ switch(resetReq->protocolIEs.list.array[arrIdx]->id)
+ {
+ case ProtocolIE_IDE2_id_TransactionID:
+ {
+ transId = resetReq->protocolIEs.list.array[arrIdx]->value.choice.TransactionID;
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_CauseE2:
+ {
+ for(ranFuncIdx=0; ranFuncIdx<MAX_RAN_FUNCTION; ranFuncIdx++)
+ {
+ if(duCb.e2apDb.ranFunction[ranFuncIdx].id >0)
+ {
+ deleteRicSubscriptionList(&(duCb.e2apDb.ranFunction[ranFuncIdx].subscriptionList));
+ memset(&(duCb.e2apDb.ranFunction[ranFuncIdx].pendingSubsRspInfo), 0, MAX_PENDING_SUBSCRIPTION_RSP*sizeof(PendingSubsRspInfo));
+ }
+ }
+ break;
+ }
+ }
+ }
+ if(BuildAndSendResetResponse(transId) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to build and send reset response");
+ }
+ freeAperDecodingOfE2ResetReq(resetReq);
+}
+
+/*******************************************************************
+ *
+ * @brief Free APER decoding of RIC Subscription Modification Refuse
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfRicSubsModRefuse
+ *
+ * Functionality: Free APER decoding of RIC Subscription
+ * Modification Refuse
+ *
+ * @param E2AP Message PDU
+ * @return void
+ *
+ ******************************************************************/
+void freeAperDecodingOfRicSubsModRefuse(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx =0;
+ RICsubscriptionModificationRefuse_t *ricSubsModRefuse = NULLP;
+
+ if(e2apMsg && e2apMsg->choice.unsuccessfulOutcome)
+ {
+ ricSubsModRefuse = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionModificationRefuse;
+ if(ricSubsModRefuse->protocolIEs.list.array)
+ {
+ for(ieIdx = 0; ieIdx < ricSubsModRefuse->protocolIEs.list.count; ieIdx++)
+ {
+ if(ricSubsModRefuse->protocolIEs.list.array[ieIdx])
+ free(ricSubsModRefuse->protocolIEs.list.array[ieIdx]);
+ }
+ free(ricSubsModRefuse->protocolIEs.list.array);
+ }
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Process RIC Subscription Modification Refuse Message
+ *
+ * @details
+ *
+ * Function : procRicSubscriptionModificationRefuse
+ *
+ * Functionality: Process RIC Subscription Modification Refuse
+ * Message received from RIC.
+ *
+ * @param E2AP Message PDU
+ * @return void
+ *
+ ******************************************************************/
+void procRicSubscriptionModificationRefuse(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx = 0;
+ uint16_t ranFuncId = 0;
+ RicRequestId ricReqId;
+ RICsubscriptionModificationRefuse_t *ricSubsModRefuse = NULLP;
+ RICsubscriptionModificationRefuse_IEs_t *ricSubsModRefuseIe = NULLP;
+ CauseE2_t *cause = NULLP;
+
+ DU_LOG("\nINFO --> E2AP : %s: Received RIC Subscription Modification Refuse", __func__);
+
+ do{
+ if(!e2apMsg)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: E2AP Message is NULL", __func__);
+ break;
+ }
+
+ if(!e2apMsg->choice.unsuccessfulOutcome)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Unsuccessful Outcome in E2AP message is NULL", __func__);
+ break;
+ }
+
+ ricSubsModRefuse = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionModificationRefuse;
+ if(!ricSubsModRefuse->protocolIEs.list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Array conatining E2AP message IEs is null", __func__);
+ break;
+ }
+
+ for(ieIdx = 0; ieIdx < ricSubsModRefuse->protocolIEs.list.count; ieIdx++)
+ {
+ if(!ricSubsModRefuse->protocolIEs.list.array[ieIdx])
+ {
+ DU_LOG("\nERROR --> E2AP : %s: IE at index [%d] in E2AP message IEs list is null", __func__, ieIdx);
+ break;
+ }
+
+ ricSubsModRefuseIe = ricSubsModRefuse->protocolIEs.list.array[ieIdx];
+ switch(ricSubsModRefuseIe->id)
+ {
+ case ProtocolIE_IDE2_id_RICrequestID:
+ {
+ memset(&ricReqId, 0, sizeof(RicRequestId));
+ ricReqId.requestorId = ricSubsModRefuseIe->value.choice.RICrequestID.ricRequestorID;
+ ricReqId.instanceId = ricSubsModRefuseIe->value.choice.RICrequestID.ricInstanceID;
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_RANfunctionID:
+ {
+ ranFuncId = ricSubsModRefuseIe->value.choice.RANfunctionID;
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_CauseE2:
+ {
+ DU_LOG("\nDEBUG --> E2AP : %s: RIC subscriptiom modification refused for RIC_Requestor_ID [%d] \
+ RIC_Instance_ID [%d] RAN_Function_ID [%d] ", __func__, ricReqId.requestorId, \
+ ricReqId.instanceId, ranFuncId);
+
+ cause = &ricSubsModRefuseIe->value.choice.CauseE2;
+ printE2ErrorCause(cause);
+ }
+
+ default:
+ break;
+ } /* End of switch for Protocol IE Id */
+ } /* End of for loop for Protocol IE list */
+
+ break;
+ }while(true);
+
+ freeAperDecodingOfRicSubsModRefuse(e2apMsg);
+ return;
+}
+
+/*******************************************************************
+ *
+ * @brief Free RIC Subscription Delete Required Message
+ *
+ * @details
+ *
+ * Function : FreeRicSubscriptionDeleteRequired
+ *
+ * Functionality: Free RIC Subscription Delete Required
+ *
+ * @param E2AP Message PDU
+ * @return void
+ *
+ ******************************************************************/
+void FreeRicSubscriptionDeleteRequired(E2AP_PDU_t *e2apMsg, CmLListCp *ricSubsToBeDelList)
+{
+ uint8_t ieIdx = 0, arrIdx = 0;
+ RICsubscriptionDeleteRequired_t *ricSubsDelRqd = NULLP;
+ RICsubscriptionDeleteRequired_IEs_t *ricSubsDelRqdIe = NULLP;
+ RICsubscription_List_withCause_t *ricSubsList = NULLP;
+ CmLList *subsNode = NULLP;
+
+ if(e2apMsg)
+ {
+ if(e2apMsg->choice.initiatingMessage)
+ {
+ ricSubsDelRqd = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionDeleteRequired;
+ if(ricSubsDelRqd->protocolIEs.list.array)
+ {
+ for(ieIdx = 0; ieIdx < ricSubsDelRqd->protocolIEs.list.count; ieIdx++)
+ {
+ if(ricSubsDelRqd->protocolIEs.list.array[ieIdx])
+ {
+ ricSubsDelRqdIe = ricSubsDelRqd->protocolIEs.list.array[ieIdx];
+ switch(ricSubsDelRqdIe->id)
+ {
+ case ProtocolIE_IDE2_id_RICsubscriptionToBeRemoved:
+ {
+ ricSubsList = &ricSubsDelRqdIe->value.choice.RICsubscription_List_withCause;
+ if(ricSubsList->list.array)
+ {
+ for(arrIdx = 0; arrIdx < ricSubsList->list.count; arrIdx++)
+ {
+ DU_FREE(ricSubsList->list.array[ieIdx], sizeof(RICsubscription_withCause_ItemIEs_t));
+ }
+ DU_FREE(ricSubsList->list.array, ricSubsList->list.size);
+ }
+ break;
+ }
+ }
+ DU_FREE(ricSubsDelRqd->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionDeleteRequired_IEs_t));
+ }
+ }
+ DU_FREE(ricSubsDelRqd->protocolIEs.list.array, ricSubsDelRqd->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));;
+ }
+
+ if(ricSubsToBeDelList)
+ {
+ CM_LLIST_FIRST_NODE(ricSubsToBeDelList, subsNode);
+ while(subsNode)
+ {
+ cmLListDelFrm(ricSubsToBeDelList, subsNode);
+ DU_FREE(subsNode, sizeof(CmLList));
+ CM_LLIST_FIRST_NODE(ricSubsToBeDelList, subsNode);
+ }
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Fill list of RIC subscriptions required to be deleted
+ * with the cause of deletion
+ *
+ * @details
+ *
+ * Function : fillRicSubsListWithCause
+ *
+ * Functionality: Fill list of RIC subscriptions required to be
+ * deleted with the cause of deletion
+ *
+ * @param E2AP Message PDU
+ * @return void
+ *
+ ******************************************************************/
+uint8_t fillRicSubsListWithCause(RICsubscription_List_withCause_t *ricSubsList, CmLListCp ricSubsToBeDelList)
+{
+ uint16_t ieIdx = 0;
+ CmLList *subsNode = NULLP;
+ RicSubscription *subsInfo = NULLP;
+ RICsubscription_withCause_ItemIEs_t *subsItemIe = NULLP;
+ RICsubscription_withCause_Item_t *subsItem = NULLP;
+
+ ricSubsList->list.count = ricSubsToBeDelList.count;
+ ricSubsList->list.size = ricSubsList->list.count * sizeof(RICsubscription_withCause_ItemIEs_t *);
+ DU_ALLOC(ricSubsList->list.array, ricSubsList->list.size);
+ if(!ricSubsList->list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Memory allocation for E2AP-PDU failed at line %d",__func__, __LINE__);
+ return RFAILED;
+ }
+
+ CM_LLIST_FIRST_NODE(&ricSubsToBeDelList, subsNode);
+ while(subsNode && (ieIdx < ricSubsList->list.count))
+ {
+ subsInfo = (RicSubscription *)subsNode->node;
+ DU_ALLOC(ricSubsList->list.array[ieIdx], sizeof(RICsubscription_withCause_ItemIEs_t));
+ if(!ricSubsList->list.array[ieIdx])
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Memory allocation for E2AP-PDU failed at line %d",__func__, __LINE__);
+ return RFAILED;
+ }
+
+ subsItemIe = (RICsubscription_withCause_ItemIEs_t *)ricSubsList->list.array[ieIdx];
+ subsItemIe->id = ProtocolIE_IDE2_id_RICsubscription_withCause_Item;
+ subsItemIe->criticality = CriticalityE2_ignore;
+ subsItemIe->value.present = RICsubscription_withCause_ItemIEs__value_PR_RICsubscription_withCause_Item;
+
+ subsItem = & subsItemIe->value.choice.RICsubscription_withCause_Item;
+ subsItem->ricRequestID.ricRequestorID = subsInfo->requestId.requestorId;
+ subsItem->ricRequestID.ricInstanceID = subsInfo->requestId.instanceId;
+ subsItem->ranFunctionID = subsInfo->ranFuncId;
+ fillE2Cause(&subsItem->cause, subsInfo->failureCause);
+
+ ieIdx++;
+ subsNode = subsNode->next;
+ }
+
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds and Send RIC Subscription delete required
+ *
+ * @details
+ *
+ * Function : BuildAndSendRicSubscriptionDeleteRequired
+ *
+ * Functionality: Build and send RIC subscription delete required.
+ * There can be 2 approaches to trigger following. One of these
+ * approaches may/may not be implemented in future:
+ * 1. It can be triggerred immediately when a RIC subscription's
+ * End Time has expired. In this case, only this subscription's
+ * info will be sent in this message.
+ * Since we have not yet added support to execute RIC
+ * Subscription based on Start Time and End Timer, this message is
+ * not triggered anywhere from DU APP yet.
+ * 2. Another approach is to have a periodic timer to check subscription
+ * status running in background.
+ * When RIC Subscription End Time expires, this subscription is
+ * marked to be deleted. Later when this background timer expires,
+ * a RIC Subscription delete required is sent with all the
+ * subscription's info which is marked to be deleted.
+ * The following function is implemented keeping in mind the second
+ * approach.
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
+uint8_t BuildAndSendRicSubscriptionDeleteRequired()
+{
+ uint8_t elementCnt = 0, ieIdx = 0, ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ RICsubscriptionDeleteRequired_t *ricSubsDelRqd = NULLP;
+ RICsubscriptionDeleteRequired_IEs_t *ricSubsDelRqdIe = NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+ CmLListCp ricSubsToBeDelList;
+
+ while(true)
+ {
+ /* Check if there are any RIC subscriptions to be deleted */
+ cmLListInit(&ricSubsToBeDelList);
+ fetchRicSubsToBeDeleted(&ricSubsToBeDelList);
+ if(ricSubsToBeDelList.count == 0)
+ {
+ DU_LOG("\nDEBUG --> E2AP : %s: No RIC subscriptions are required to be deleted", __func__);
+ return ROK;
+ }
+
+ DU_LOG("\nINFO --> E2AP : Building RIC Subscription Delete Required Message\n");
+
+ DU_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;
+ DU_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_RICsubscriptionDeleteRequired;
+ e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
+ e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_RICsubscriptionDeleteRequired;
+
+ ricSubsDelRqd = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionDeleteRequired;
+
+ elementCnt = 1;
+ ricSubsDelRqd->protocolIEs.list.count = elementCnt;
+ ricSubsDelRqd->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionDeleteRequired_IEs_t *);
+
+ DU_ALLOC(ricSubsDelRqd->protocolIEs.list.array, ricSubsDelRqd->protocolIEs.list.size);
+ if(ricSubsDelRqd->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++)
+ {
+ DU_ALLOC(ricSubsDelRqd->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionDeleteRequired_IEs_t));
+ if(ricSubsDelRqd->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;
+
+ ieIdx = 0;
+ ricSubsDelRqdIe = ricSubsDelRqd->protocolIEs.list.array[ieIdx];
+ ricSubsDelRqdIe->id = ProtocolIE_IDE2_id_RICsubscriptionToBeRemoved;
+ ricSubsDelRqdIe->criticality = CriticalityE2_ignore;
+ ricSubsDelRqdIe->value.present = RICsubscriptionDeleteRequired_IEs__value_PR_RICsubscription_List_withCause;
+ if(fillRicSubsListWithCause(&ricSubsDelRqdIe->value.choice.RICsubscription_List_withCause, ricSubsToBeDelList)\
+ != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Failed to fill RIC Subscription list with cause", __func__);
+ break;
+ }
+
+ /* 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 Required 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 Required Message \n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send RIC Susbcription Delete Required Message");
+
+ }
+ ret = ROK;
+ break;
+ }
+
+ FreeRicSubscriptionDeleteRequired(e2apMsg, &ricSubsToBeDelList);
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Free RIC Subscription Delete Failure Message
+ *
+ * @details
+ *
+ * Function : FreeRicSubscriptionDeleteFailure
+ *
+ * Functionality: Free RIC Subscription Delete Failure
+ *
+ * @param E2AP Message PDU
+ * @return void
+ *
+ ******************************************************************/
+void FreeRicSubscriptionDeleteFailure(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx = 0;
+ RICsubscriptionDeleteFailure_t *ricSubsDelFailure = NULLP;
+
+ if(e2apMsg)
+ {
+ if(e2apMsg->choice.unsuccessfulOutcome)
+ {
+ ricSubsDelFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionDeleteFailure;
+ if(ricSubsDelFailure->protocolIEs.list.array)
+ {
+ for(ieIdx = 0; ieIdx < ricSubsDelFailure->protocolIEs.list.count; ieIdx++)
+ {
+ DU_FREE(ricSubsDelFailure->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionDeleteFailure_IEs_t));
+ }
+ DU_FREE(ricSubsDelFailure->protocolIEs.list.array, ricSubsDelFailure->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));;
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Builds and Send RIC Subscription Delete Failure
+ *
+ * @details
+ *
+ * Function : BuildAndSendRicSubscriptionDeleteFailure
+ *
+ * Functionality: Build and send RIC Subscription Delete Failure.
+ *
+ * @params[in]
+ * Ran Func Id
+ * Ric Req Id
+ * E2 failure cause
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
+uint8_t BuildAndSendRicSubscriptionDeleteFailure(uint16_t ranFuncId, RicRequestId requestId, E2FailureCause failureCause)
+{
+ uint8_t elementCnt = 0, ieIdx = 0, ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ RICsubscriptionDeleteFailure_t *ricSubsDelFailure = NULLP;
+ RICsubscriptionDeleteFailure_IEs_t *ricSubsDelFailureIe = NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ while(true)
+ {
+ DU_LOG("\nINFO --> E2AP : Building RIC Subscription Delete Failure Message\n");
+
+ DU_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_unsuccessfulOutcome;
+ DU_ALLOC(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t));
+ if(e2apMsg->choice.unsuccessfulOutcome == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Memory allocation for E2AP-PDU failed at line %d",__func__, __LINE__);
+ break;
+ }
+ e2apMsg->choice.unsuccessfulOutcome->procedureCode = ProcedureCodeE2_id_RICsubscriptionDelete;
+ e2apMsg->choice.unsuccessfulOutcome->criticality = CriticalityE2_reject;
+ e2apMsg->choice.unsuccessfulOutcome->value.present = UnsuccessfulOutcomeE2__value_PR_RICsubscriptionDeleteFailure;
+
+
+ ricSubsDelFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionDeleteFailure;
+
+ elementCnt = 3;
+ ricSubsDelFailure->protocolIEs.list.count = elementCnt;
+ ricSubsDelFailure->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionDeleteFailure_IEs_t *);
+
+ DU_ALLOC(ricSubsDelFailure->protocolIEs.list.array, ricSubsDelFailure->protocolIEs.list.size);
+ if(ricSubsDelFailure->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++)
+ {
+ DU_ALLOC(ricSubsDelFailure->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionDeleteFailure_IEs_t));
+ if(ricSubsDelFailure->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;
+
+ ieIdx = 0;
+ ricSubsDelFailureIe = ricSubsDelFailure->protocolIEs.list.array[ieIdx];
+ ricSubsDelFailureIe->id = ProtocolIE_IDE2_id_RICrequestID;
+ ricSubsDelFailureIe->criticality = CriticalityE2_reject;
+ ricSubsDelFailureIe->value.present = RICsubscriptionDeleteFailure_IEs__value_PR_RICrequestID;
+ ricSubsDelFailureIe->value.choice.RICrequestID.ricRequestorID= requestId.requestorId;
+ ricSubsDelFailureIe->value.choice.RICrequestID.ricInstanceID = requestId.instanceId;
+
+ ieIdx++;
+ ricSubsDelFailureIe = ricSubsDelFailure->protocolIEs.list.array[ieIdx];
+ ricSubsDelFailureIe->id = ProtocolIE_IDE2_id_RANfunctionID;
+ ricSubsDelFailureIe->criticality = CriticalityE2_reject;
+ ricSubsDelFailureIe->value.present = RICsubscriptionDeleteFailure_IEs__value_PR_RANfunctionID;
+ ricSubsDelFailureIe->value.choice.RANfunctionID = ranFuncId;
+
+ ieIdx++;
+ ricSubsDelFailureIe->id = ProtocolIE_IDE2_id_CauseE2;
+ ricSubsDelFailureIe->criticality = CriticalityE2_ignore;
+ ricSubsDelFailureIe->value.present = RICsubscriptionDeleteFailure_IEs__value_PR_CauseE2;
+ fillE2Cause(&ricSubsDelFailureIe->value.choice.CauseE2, failureCause);
+
+ /* 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 Failure 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 Failure Message \n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send RIC Susbcription Delete Failure Message");
+ break;
+ }
+
+ ret = ROK;
+ break;
+ }
+
+ FreeRicSubscriptionDeleteFailure(e2apMsg);
+ return ret;
+}
+
+
+/*******************************************************************
+ *
+ * @brief Free RIC Subscription Delete Response Message
+ *
+ * @details
+ *
+ * Function : FreeRicSubscriptionDeleteResponse
+ *
+ * Functionality: Free RIC Subscription Delete Response
+ *
+ * @param E2AP Message PDU
+ * @return void
+ *
+ ******************************************************************/
+void FreeRicSubscriptionDeleteResponse(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx = 0;
+ RICsubscriptionDeleteResponse_t *ricSubsDelRsp = NULLP;
+
+ if(e2apMsg)
+ {
+ if(e2apMsg->choice.successfulOutcome)
+ {
+ ricSubsDelRsp = &e2apMsg->choice.successfulOutcome->value.choice.RICsubscriptionDeleteResponse;
+ if(ricSubsDelRsp->protocolIEs.list.array)
+ {
+ for(ieIdx = 0; ieIdx < ricSubsDelRsp->protocolIEs.list.count; ieIdx++)
+ {
+ DU_FREE(ricSubsDelRsp->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionDeleteResponse_IEs_t));
+ }
+ DU_FREE(ricSubsDelRsp->protocolIEs.list.array, ricSubsDelRsp->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));;
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Builds and Send RIC Subscription delete Response
+ *
+ * @details
+ *
+ * Function : BuildAndSendRicSubscriptionDeleteResponse
+ *
+ * Functionality: Build and send RIC subscription delete Response.
+ *
+ * @params[in]
+ * Ran Func Id
+ * Ric Req Id
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
+uint8_t BuildAndSendRicSubscriptionDeleteResponse(uint16_t ranFuncId, RicRequestId requestId)
+{
+ uint8_t elementCnt = 0, ieIdx = 0, ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ RICsubscriptionDeleteResponse_t *ricSubsDelRsp = NULLP;
+ RICsubscriptionDeleteResponse_IEs_t *ricSubsDelRspIe = NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ while(true)
+ {
+ DU_LOG("\nINFO --> E2AP : Building RIC Subscription Delete Response Message\n");
+
+ DU_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_successfulOutcome;
+ DU_ALLOC(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
+ if(e2apMsg->choice.successfulOutcome == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Memory allocation for E2AP-PDU failed at line %d",__func__, __LINE__);
+ break;
+ }
+ e2apMsg->choice.successfulOutcome->procedureCode = ProcedureCodeE2_id_RICsubscriptionDelete;
+ e2apMsg->choice.successfulOutcome->criticality = CriticalityE2_reject;
+ e2apMsg->choice.successfulOutcome->value.present = SuccessfulOutcomeE2__value_PR_RICsubscriptionDeleteResponse;
+
+
+ ricSubsDelRsp = &e2apMsg->choice.successfulOutcome->value.choice.RICsubscriptionDeleteResponse;
+
+ elementCnt = 2;
+ ricSubsDelRsp->protocolIEs.list.count = elementCnt;
+ ricSubsDelRsp->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionDeleteResponse_IEs_t *);
+
+ DU_ALLOC(ricSubsDelRsp->protocolIEs.list.array, ricSubsDelRsp->protocolIEs.list.size);
+ if(ricSubsDelRsp->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++)
+ {
+ DU_ALLOC(ricSubsDelRsp->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionDeleteResponse_IEs_t));
+ if(ricSubsDelRsp->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;
+
+ ieIdx = 0;
+ ricSubsDelRspIe = ricSubsDelRsp->protocolIEs.list.array[ieIdx];
+ ricSubsDelRspIe->id = ProtocolIE_IDE2_id_RICrequestID;
+ ricSubsDelRspIe->criticality = CriticalityE2_reject;
+ ricSubsDelRspIe->value.present = RICsubscriptionDeleteResponse_IEs__value_PR_RICrequestID;
+ ricSubsDelRspIe->value.choice.RICrequestID.ricRequestorID= requestId.requestorId;
+ ricSubsDelRspIe->value.choice.RICrequestID.ricInstanceID = requestId.instanceId;
+
+ ieIdx++;
+ ricSubsDelRspIe = ricSubsDelRsp->protocolIEs.list.array[ieIdx];
+ ricSubsDelRspIe->id = ProtocolIE_IDE2_id_RANfunctionID;
+ ricSubsDelRspIe->criticality = CriticalityE2_reject;
+ ricSubsDelRspIe->value.present = RICsubscriptionDeleteResponse_IEs__value_PR_RANfunctionID;
+ ricSubsDelRspIe->value.choice.RANfunctionID = 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 Response 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 Response Message \n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send RIC Susbcription Delete Response Message");
+ break;
+ }
+
+ ret = ROK;
+ break;
+ }
+
+ FreeRicSubscriptionDeleteResponse(e2apMsg);
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Free RIC Subscription Delete Request Message
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfRicSubsDeleteReq
+ *
+ * Functionality: Free RIC Subscription Delete Request
+ *
+ * @param E2AP Message PDU
+ * @return void
+ *
+ ******************************************************************/
+void freeAperDecodingOfRicSubsDeleteReq(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx = 0;
+ RICsubscriptionDeleteRequest_t *ricSubsDelReq = NULLP;
+
+ if(e2apMsg)
+ {
+ if(e2apMsg->choice.initiatingMessage)
+ {
+ ricSubsDelReq = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionDeleteRequest;
+ if(ricSubsDelReq->protocolIEs.list.array)
+ {
+ for(ieIdx = 0; ieIdx < ricSubsDelReq->protocolIEs.list.count; ieIdx++)
+ {
+ if(ricSubsDelReq->protocolIEs.list.array[ieIdx])
+ {
+ free(ricSubsDelReq->protocolIEs.list.array[ieIdx]);
+ }
+ }
+ free(ricSubsDelReq->protocolIEs.list.array);
+ }
+ }
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Process RIC Subscription delete request
+ *
+ * @details
+ *
+ * Function : procRicSubscriptionDeleteRequest
+ *
+ * Functionality: Process RIC subscription delete request.
+ * Fetch RAN Function and RIC subscription to be deleted.
+ * Send statistics delete request to MAC for all action sequence
+ * within this RIC subscription.
+ *
+ * @params[in] E2AP PDU
+ * @return void
+ *
+ ******************************************************************/
+void procRicSubscriptionDeleteRequest(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx = 0;
+ uint16_t ranFuncId = 0;
+ bool procFailure = false;
+ RicRequestId ricReqId;
+ RanFunction *ranFuncDb = NULLP;
+ CmLList *ricSubsNode = NULLP;
+ RicSubscription *ricSubsDb = NULLP;
+ RICsubscriptionDeleteRequest_t *ricSubsDelReq = NULLP;
+ RICsubscriptionDeleteRequest_IEs_t *ricSubsDelReqIe = NULLP;
+
+ DU_LOG("\nINFO --> E2AP : %s: Received RIC Subscription Delete Request", __func__);
+
+ do{
+ if(!e2apMsg)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: E2AP Message is NULL", __func__);
+ break;
+ }
+
+ if(!e2apMsg->choice.initiatingMessage)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Initiating Message in E2AP PDU is NULL", __func__);
+ break;
+ }
+
+ ricSubsDelReq = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionDeleteRequest;
+ if(!ricSubsDelReq->protocolIEs.list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: Array conatining E2AP message IEs is null", __func__);
+ break;
+ }
+
+ for(ieIdx = 0; ieIdx < ricSubsDelReq->protocolIEs.list.count; ieIdx++)
+ {
+ if(!ricSubsDelReq->protocolIEs.list.array[ieIdx])
+ {
+ DU_LOG("\nERROR --> E2AP : %s: IE at index [%d] in E2AP message IEs list is null", __func__, ieIdx);
+ break;
+ }
+
+ ricSubsDelReqIe = ricSubsDelReq->protocolIEs.list.array[ieIdx];
+ switch(ricSubsDelReqIe->id)
+ {
+ case ProtocolIE_IDE2_id_RICrequestID:
+ {
+ memset(&ricReqId, 0, sizeof(RicRequestId));
+ ricReqId.requestorId = ricSubsDelReqIe->value.choice.RICrequestID.ricRequestorID;
+ ricReqId.instanceId = ricSubsDelReqIe->value.choice.RICrequestID.ricInstanceID;
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_RANfunctionID:
+ {
+ ranFuncId = ricSubsDelReqIe->value.choice.RANfunctionID;
+ ranFuncDb = fetchRanFuncFromRanFuncId(ranFuncId);
+ if(!ranFuncDb)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: RAN Function ID [%d] not found", __func__, ranFuncId);
+ procFailure = true;
+ break;
+ }
+
+ ricSubsDb = fetchSubsInfoFromRicReqId(ricReqId, ranFuncDb, &ricSubsNode);
+ if(!ricSubsDb)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: RIC Subscription not found for Requestor_ID [%d] Instance_ID [%d]",\
+ __func__, ricReqId.requestorId, ricReqId.instanceId);
+ procFailure = true;
+ break;
+ }
+
+ if(BuildAndSendStatsDeleteReq(ricSubsDb) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to build and send ric subscription delete req to du layers");
+ }
+ break;
+ }
+
+ default:
+ break;
+ } /* End of switch for Protocol IE Id */
+
+ if(procFailure)
+ break;
+ } /* End of for loop for Protocol IE list */
+
+ break;
+ }while(true);
+
+ freeAperDecodingOfRicSubsDeleteReq(e2apMsg);
+ return;
+}
+
+/*******************************************************************
+ *
+ * @brief Deallocate the memory allocated for E2 node configuration
+ * update ack msg by aper decoder
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfE2NodeConfigUpdateAck
+ *
+ * Functionality:
+ * - Deallocate the memory allocated for E2 node configuration
+ * update ack msg by aper decoder
+ *
+ * @params[in] E2AP_PDU_t *e2apMsg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+void freeAperDecodingOfE2NodeConfigUpdateAck(E2nodeConfigurationUpdateAcknowledge_t *updateAckMsg)
+{
+ uint8_t arrIdx =0, e2NodeConfigIdx=0;
+ 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;
+
+ E2nodeComponentInterfaceF1_t *f1InterfaceInfo=NULLP;
+ 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; e2NodeConfigIdx<additionAckList->list.count; e2NodeConfigIdx++)
+ {
+ additionAckItemIte = (E2nodeComponentConfigAdditionAck_ItemIEs_t*) additionAckList->list.array[e2NodeConfigIdx];
+ if(additionAckItemIte)
+ {
+ switch(additionAckItemIte->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.present)
+ {
+ case E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1:
+ {
+ f1InterfaceInfo = additionAckItemIte->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1;
+ free(f1InterfaceInfo->gNB_DU_ID.buf);
+ free(f1InterfaceInfo);
+ break;
+ }
+ default:
+ break;
+ }
+ free(additionAckItemIte);
+ }
+ free(additionAckList->list.array);
+ }
+ break;
+ }
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck:
+ {
+ updateAckList =&updateAckMsg->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigUpdateAck_List;
+ if(updateAckList->list.array)
+ {
+ for(e2NodeConfigIdx=0; e2NodeConfigIdx<updateAckList->list.count; e2NodeConfigIdx++)
+ {
+ updateAckItemIe = (E2nodeComponentConfigUpdateAck_ItemIEs_t*) updateAckList->list.array[e2NodeConfigIdx];
+ if(updateAckItemIe)
+ {
+ switch(updateAckItemIe->value.choice.E2nodeComponentConfigUpdateAck_Item.e2nodeComponentID.present)
+ {
+ case E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1:
+ {
+ f1InterfaceInfo = updateAckItemIe->value.choice.E2nodeComponentConfigUpdateAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1;
+ free(f1InterfaceInfo->gNB_DU_ID.buf);
+ free(f1InterfaceInfo);
+ break;
+ }
+ default:
+ break;
+ }
+ free(updateAckItemIe);
+ }
+ }
+ free(updateAckList->list.array);
+ }
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck:
+ {
+ removalAckList =&updateAckMsg->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigRemovalAck_List;
+ if(removalAckList->list.array)
+ {
+ for(e2NodeConfigIdx=0; e2NodeConfigIdx<removalAckList->list.count; e2NodeConfigIdx++)
+ {
+ removalAckItemIe = (E2nodeComponentConfigRemovalAck_ItemIEs_t*) removalAckList->list.array[e2NodeConfigIdx];
+ if(removalAckItemIe)
+ {
+ switch(removalAckItemIe->value.choice.E2nodeComponentConfigRemovalAck_Item.e2nodeComponentID.present)
+ {
+ case E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1:
+ {
+ f1InterfaceInfo = removalAckItemIe->value.choice.E2nodeComponentConfigRemovalAck_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1;
+ free(f1InterfaceInfo->gNB_DU_ID.buf);
+ free(f1InterfaceInfo);
+ break;
+ }
+ default:
+ break;
+ }
+ free(removalAckItemIe);
+ }
+ }
+ free(removalAckList->list.array);
+ }
+ break;
+ }
+ }
+ free(updateAckMsg->protocolIEs.list.array[arrIdx]);
+ }
+ }
+ free(updateAckMsg->protocolIEs.list.array);
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Processes the E2 node config update ack msg
+ *
+ * @details
+ *
+ * Function :procE2NodeConfigUpdateAck
+ *
+ * Functionality: Processes the E2 node config update ack msg
+ *
+ * @params[in] E2AP_PDU_t ASN decoded E2AP message
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+void procE2NodeConfigUpdateAck(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t arrIdx =0;
+ uint16_t e2CfgIdx =0;
+ E2nodeConfigurationUpdateAcknowledge_t *e2NodeConfigUpdateAck =NULLP;
+ E2nodeComponentConfigUpdateAck_List_t *e2NodeConfigUpdateAckList=NULLP;
+ E2nodeComponentConfigUpdateAck_ItemIEs_t *e2NodeUpdateAckItem=NULLP;
+ E2nodeComponentConfigRemovalAck_List_t *e2NodeConfigRemovalAckList=NULLP;
+ E2nodeComponentConfigRemovalAck_ItemIEs_t *e2NodeRemovalAckItem=NULLP;
+ E2nodeComponentConfigAdditionAck_List_t *e2NodeConfigAdditionAckList=NULLP;
+ E2nodeComponentConfigAdditionAck_ItemIEs_t *e2NodeAdditionAckItem=NULLP;
+
+ e2NodeConfigUpdateAck = &e2apMsg->choice.successfulOutcome->value.choice.E2nodeConfigurationUpdateAcknowledge;
+
+ if(e2NodeConfigUpdateAck->protocolIEs.list.array)
+ {
+ for(arrIdx =0; arrIdx<e2NodeConfigUpdateAck->protocolIEs.list.count; arrIdx++)
+ {
+ switch(e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->id)
+ {
+ case ProtocolIE_IDE2_id_TransactionID:
+ {
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck:
+ {
+ e2NodeConfigAdditionAckList = &e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAdditionAck_List;
+ if(e2NodeConfigAdditionAckList->list.array)
+ {
+ for(e2CfgIdx = 0; e2CfgIdx< e2NodeConfigAdditionAckList->list.count; e2CfgIdx++)
+ {
+ e2NodeAdditionAckItem = (E2nodeComponentConfigAdditionAck_ItemIEs_t*) e2NodeConfigAdditionAckList->list.array[e2CfgIdx];
+ handleE2NodeConfigUpdateAckIes((PTR)&e2NodeAdditionAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item,\
+ ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck);
+ }
+ }
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck:
+ {
+ e2NodeConfigUpdateAckList = &e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigUpdateAck_List;
+ if(e2NodeConfigUpdateAckList->list.array)
+ {
+ for(e2CfgIdx = 0; e2CfgIdx< e2NodeConfigUpdateAckList->list.count; e2CfgIdx++)
+ {
+ e2NodeUpdateAckItem = (E2nodeComponentConfigUpdateAck_ItemIEs_t*) e2NodeConfigUpdateAckList->list.array[e2CfgIdx];
+ handleE2NodeConfigUpdateAckIes((PTR)&e2NodeUpdateAckItem->value.choice.E2nodeComponentConfigUpdateAck_Item,\
+ ProtocolIE_IDE2_id_E2nodeComponentConfigUpdateAck);
+ }
+ }
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck:
+ {
+ e2NodeConfigRemovalAckList = &e2NodeConfigUpdateAck->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigRemovalAck_List;
+ if(e2NodeConfigRemovalAckList->list.array)
+ {
+ for(e2CfgIdx = 0; e2CfgIdx< e2NodeConfigRemovalAckList->list.count; e2CfgIdx++)
+ {
+ e2NodeRemovalAckItem = (E2nodeComponentConfigRemovalAck_ItemIEs_t*) e2NodeConfigRemovalAckList->list.array[e2CfgIdx];
+ handleE2NodeConfigUpdateAckIes((PTR)&e2NodeRemovalAckItem->value.choice.E2nodeComponentConfigRemovalAck_Item,\
+ ProtocolIE_IDE2_id_E2nodeComponentConfigRemovalAck);
+ }
+ }
+ break;
+ }
+ }
+ }
+ }
+
+ freeAperDecodingOfE2NodeConfigUpdateAck(e2NodeConfigUpdateAck);
+}
+
+/*******************************************************************
+ *
+ * @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++)
+ {
+ DU_FREE(removalReq->protocolIEs.list.array[ieIdx], sizeof(E2RemovalRequestIEs_t));
+ }
+ DU_FREE(removalReq->protocolIEs.list.array, removalReq->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ }
+ DU_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
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t BuildAndSendRemovalRequest()
+{
+ 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
+ {
+ DU_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;
+ DU_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 *);
+
+ DU_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++)
+ {
+ DU_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();
+ 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(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Sending removal request failed");
+ break;
+ }
+
+
+ ret = ROK;
+ duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].transactionId = transId;
+ duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].procedureCode = e2apMsg->choice.initiatingMessage->procedureCode;
+ break;
+ }while(true);
+
+ /* Free all memory */
+ FreeRemovalRequest(e2apMsg);
+
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Deallocation of memory allocated by aper decoder
+ * for Removal failure
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfE2RemovalFailure
+ *
+ * Functionality: Deallocation of memory allocated by aper decoder
+ * for Removal failure
+ *
+ * @params[in] Pointer to removalFailure
+ * @return void
+ *
+ * ****************************************************************/
+void freeAperDecodingOfE2RemovalFailure(E2RemovalFailure_t *removalFailure)
+{
+ uint8_t arrIdx=0;
+
+ if(removalFailure)
+ {
+ if(removalFailure->protocolIEs.list.array)
+ {
+ for(arrIdx=0; arrIdx<removalFailure->protocolIEs.list.count; arrIdx++)
+ {
+ if(removalFailure->protocolIEs.list.array[arrIdx])
+ {
+ free(removalFailure->protocolIEs.list.array[arrIdx]);
+ }
+ }
+ free(removalFailure->protocolIEs.list.array);
+ }
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Processes the E2 removal failure msg
+ *
+ * @details
+ *
+ * Function : procE2RemovalFailure
+ *
+ * Functionality: Processes the E2 removal failure msg
+ *
+ * @params[in]
+ * E2AP_PDU_t *e2apMsg
+ *
+ * @return void
+ *
+ * ****************************************************************/
+void ProcE2RemovalFailure(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx = 0, transId=0;
+ CauseE2_t *cause = NULLP;
+ E2RemovalFailure_t *e2RemovalFailure=NULLP;
+
+ e2RemovalFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2RemovalFailure;
+
+ 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;
+ if((duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].transactionId == transId) &&\
+ (duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].procedureCode == e2apMsg->choice.unsuccessfulOutcome->procedureCode))
+ {
+ memset(&duCb.e2apDb.e2TransInfo.e2InitTransaction[transId], 0, sizeof(E2TransInfo));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid transaction id [%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 [%ld]", e2RemovalFailure->protocolIEs.list.array[ieIdx]->id);
+ break;
+ }
+ }
+ }
+ }
+ freeAperDecodingOfE2RemovalFailure(e2RemovalFailure);
+}
+
+ /******************************************************************
+ *
+ * @brief Deallocation of memory allocated by aper decoder
+ * for Removal failure
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfE2RemovalResponse
+ *
+ * Functionality: Deallocation of memory allocated by aper decoder
+ * for Removal failure
+ *
+ * @params[in] Pointer to removalResponse
+ * @return void
+ *
+ * ****************************************************************/
+ void freeAperDecodingOfE2RemovalResponse(E2RemovalResponse_t *removalResponse)
+ {
+ uint8_t arrIdx=0;
+
+ if(removalResponse)
+ {
+ if(removalResponse->protocolIEs.list.array)
+ {
+ for(arrIdx=0; arrIdx<removalResponse->protocolIEs.list.count; arrIdx++)
+ {
+ if(removalResponse->protocolIEs.list.array[arrIdx])
+ {
+ free(removalResponse->protocolIEs.list.array[arrIdx]);
+ }
+ }
+ free(removalResponse->protocolIEs.list.array);
+ }
+ }
+ }
+
+/*******************************************************************
+ *
+ * @brief process the E2 Removal Response
+ *
+ * @details
+ *
+ * Function : ProcE2RemovalResponse
+ *
+ * Functionality: Process E2 Removal Response
+ *
+ * @params[in]
+ * E2AP_PDU_t *e2apMsg
+ * @return void
+ *
+ ******************************************************************/
+
+void ProcE2RemovalResponse(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx = 0, transId=0;
+ E2RemovalResponse_t *removalRsp = NULLP;
+
+ removalRsp = &e2apMsg->choice.successfulOutcome->value.choice.E2RemovalResponse;
+
+ 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:
+ {
+ transId = removalRsp->protocolIEs.list.array[ieIdx]->value.choice.TransactionID;
+ if((duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].transactionId == transId) &&\
+ (duCb.e2apDb.e2TransInfo.e2InitTransaction[transId].procedureCode == e2apMsg->choice.unsuccessfulOutcome->procedureCode))
+ {
+ DU_LOG("\nINFO --> E2AP : Sending request to close the sctp connection");
+ cmInetClose(&ricParams.sockFd);
+ memset(&duCb.e2apDb.e2TransInfo.e2InitTransaction[transId], 0, sizeof(E2TransInfo));
+ removeE2NodeInformation();
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
+ }
+ break;
+ }
+ default:
+ {
+ DU_LOG("\nERROR --> E2AP : Received Invalid Ie [%ld]", removalRsp->protocolIEs.list.array[ieIdx]->id);
+ break;
+ }
+ }
+ }
+ }
+
+ freeAperDecodingOfE2RemovalResponse(removalRsp);
+}
+
+/*******************************************************************
+ *
+ * @brief Deallocate the memory allocated for E2 Connection Update Failure
+ *
+ * @details
+ *
+ * Function : FreeE2ConnectionUpdateFailure
+ *
+ * Functionality:
+ * - freeing the memory allocated for E2ConnectionUpdateFailure
+ *
+ * @params[in] E2AP_PDU_t *e2apMsg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void FreeE2ConnectionUpdateFailure(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx =0;
+ E2connectionUpdateFailure_t *e2ConnectionUpdateFailure=NULLP;
+
+ if(e2apMsg != NULLP)
+ {
+ if(e2apMsg->choice.unsuccessfulOutcome != NULLP)
+ {
+ e2ConnectionUpdateFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2connectionUpdateFailure;
+ if(e2ConnectionUpdateFailure->protocolIEs.list.array)
+ {
+ for(ieIdx=0; ieIdx < e2ConnectionUpdateFailure->protocolIEs.list.count; ieIdx++)
+ {
+ DU_FREE(e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx], sizeof(E2connectionUpdateFailure_IEs_t));
+ }
+ DU_FREE(e2ConnectionUpdateFailure->protocolIEs.list.array, e2ConnectionUpdateFailure->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.unsuccessfulOutcome, sizeof(UnsuccessfulOutcomeE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Buld and send the E2 Connection Update Failure msg
+ *
+ * @details
+ *
+ * Function : BuildAndSendE2ConnectionUpdateFailure
+ *
+ * Functionality:
+ * - Buld and send the E2 Connection Update Failure Message
+ * @params[in]
+ * Trans Id
+ * Failure Cause
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t BuildAndSendE2ConnectionUpdateFailure(uint16_t transId, E2FailureCause failureCause)
+{
+ uint8_t ieIdx = 0, elementCnt = 0;
+ uint8_t ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ E2connectionUpdateFailure_t *e2ConnectionUpdateFailure=NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ DU_LOG("\nINFO --> E2AP : Building E2 Connection Update Failure Message\n");
+ do
+ {
+ DU_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;
+
+ DU_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_E2connectionUpdate;
+ e2apMsg->choice.unsuccessfulOutcome->criticality = CriticalityE2_reject;
+ e2apMsg->choice.unsuccessfulOutcome->value.present = UnsuccessfulOutcomeE2__value_PR_E2connectionUpdateFailure;
+ e2ConnectionUpdateFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2connectionUpdateFailure;
+
+ elementCnt = 2;
+ e2ConnectionUpdateFailure->protocolIEs.list.count = elementCnt;
+ e2ConnectionUpdateFailure->protocolIEs.list.size = elementCnt * sizeof(E2connectionUpdateFailure_IEs_t *);
+ DU_ALLOC(e2ConnectionUpdateFailure->protocolIEs.list.array, e2ConnectionUpdateFailure->protocolIEs.list.size);
+ if(!e2ConnectionUpdateFailure->protocolIEs.list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
+ break;
+ }
+
+ for(ieIdx=0; ieIdx < elementCnt; ieIdx++)
+ {
+ DU_ALLOC(e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx], sizeof(E2connectionUpdateFailure_IEs_t));
+ if(!e2ConnectionUpdateFailure->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;
+ e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID;
+ e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject;
+ e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx]->value.present = E2connectionUpdateFailure_IEs__value_PR_TransactionID;
+ e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx]->value.choice.TransactionID = transId;
+
+ /* Cause */
+ ieIdx++;
+ e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_CauseE2;
+ e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_ignore;
+ e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx]->value.present = E2connectionUpdateFailure_IEs__value_PR_CauseE2;
+ fillE2Cause(&e2ConnectionUpdateFailure->protocolIEs.list.array[ieIdx]->value.choice.CauseE2, failureCause);
+
+ 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 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 Connection Update Failure \n");
+ for(int i=0; i< encBufSize; i++)
+ {
+ DU_LOG("%x",encBuf[i]);
+ }
+ }
+
+ /* Sending msg */
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send E2 Connection Update Failure");
+ break;
+ }
+
+ ret = ROK;
+ break;
+ }while(true);
+
+ FreeE2ConnectionUpdateFailure(e2apMsg);
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief fill E2 connection update item
+ *
+ * @details
+ *
+ * Function : fillE2connectionUpdateItem
+ *
+ * Functionality: fill E2 connection update item
+ *
+ * @params[in]
+ * E2connectionUpdate Item to be filled
+ * Protocol Id
+ * IP Address
+ * Usage
+ * @return ROK - success
+ * RFAILED - failure
+ * ****************************************************************/
+
+uint8_t fillE2connectionUpdateItem(PTR connectionInfo, uint8_t protocolId, uint32_t ipAddress, AssocUsage usage)
+{
+ CauseE2_t *cause=NULLP;
+ TNLusage_t *tnlUsage=NULLP;
+ E2FailureCause failureCause;
+ TNLinformation_t *tnlInformation = NULLP;
+ E2connectionUpdate_Item_t *connectionModifyItem=NULLP;
+ E2connectionSetupFailed_Item_t *connectionRemoveITem=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_E2connectionSetupFailed_Item:
+ {
+ connectionRemoveITem = (E2connectionSetupFailed_Item_t*)connectionInfo;
+ tnlInformation= &connectionRemoveITem->tnlInformation;
+ cause = &connectionRemoveITem->cause;
+ break;
+ }
+ default:
+ return RFAILED;
+ }
+
+ tnlInformation->tnlAddress.size = 4*sizeof(uint8_t);
+ DU_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] = ipAddress & 0xFF;
+ tnlInformation->tnlAddress.buf[2] = (ipAddress>> 8) & 0xFF;
+ tnlInformation->tnlAddress.buf[1] = (ipAddress>> 16) & 0xFF;
+ tnlInformation->tnlAddress.buf[0] = (ipAddress>> 24) & 0xFF;
+ tnlInformation->tnlAddress.bits_unused = 0;
+
+ switch(protocolId)
+ {
+ case ProtocolIE_IDE2_id_E2connectionUpdate_Item:
+ {
+ *tnlUsage = usage;
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2connectionSetupFailed_Item:
+ {
+ failureCause.causeType = E2_TRANSPORT;
+ failureCause.cause = E2_TRANSPORT_CAUSE_UNSPECIFIED;
+ fillE2Cause(cause, failureCause);
+ break;
+ }
+ default:
+ return RFAILED;
+ }
+ return ROK;
+}
+
+
+/*******************************************************************
+ *
+ * @brief Build E2 connection modification list
+ *
+ * @details
+ *
+ * Function :BuildE2ConnectionUpdateList
+ *
+ * Functionality: Build E2 connection modification list
+ *
+ * @params[in]
+ * E2 connection update list to be filled
+ * Count of E2 connection to be added in the list
+ * Received list of E2 connection
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ * ****************************************************************/
+
+uint8_t BuildE2ConnectionUpdateList(E2connectionUpdate_List_t *connectionSetupList, uint8_t count, E2ConnectionItem *tmpConnectionList)
+{
+ uint8_t arrIdx = 0;
+ E2connectionUpdate_ItemIEs_t *connectionSetupItem=NULLP;
+
+ connectionSetupList->list.count = count;
+
+ connectionSetupList->list.size = connectionSetupList->list.count*sizeof(E2connectionUpdate_ItemIEs_t*);
+ DU_ALLOC(connectionSetupList->list.array, connectionSetupList->list.size);
+ if(connectionSetupList->list.array)
+ {
+ for(arrIdx = 0; arrIdx< connectionSetupList->list.count; arrIdx++)
+ {
+ DU_ALLOC(connectionSetupList->list.array[arrIdx], sizeof(E2connectionUpdate_ItemIEs_t));
+ if(connectionSetupList->list.array[arrIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
+ return RFAILED;
+ }
+ connectionSetupItem = (E2connectionUpdate_ItemIEs_t*)connectionSetupList->list.array[arrIdx];
+ connectionSetupItem->id = ProtocolIE_IDE2_id_E2connectionUpdate_Item;
+ connectionSetupItem->criticality= CriticalityE2_ignore;
+ connectionSetupItem->value.present = E2connectionUpdate_ItemIEs__value_PR_E2connectionUpdate_Item;
+ if(fillE2connectionUpdateItem((PTR)&connectionSetupItem->value.choice.E2connectionUpdate_Item, ProtocolIE_IDE2_id_E2connectionUpdate_Item,\
+ tmpConnectionList[arrIdx].ipV4Addr, tmpConnectionList[arrIdx].usage) != 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 setup failed list
+ *
+ * @details
+ *
+ * Function : BuildE2ConnectionSetupFailedList
+ *
+ * Functionality: Build E2 connection setup failed list
+ *
+ * @params[in]
+ * E2 connection setup failed list to be filled
+ * Count of E2 connection to be added in the list
+ * Received list of E2 connection
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ * ****************************************************************/
+
+uint8_t BuildE2ConnectionSetupFailedList(E2connectionSetupFailed_List_t *setupFailedList, uint8_t count, E2ConnectionItem *tmpConnectionList)
+{
+ uint8_t arrIdx = 0;
+ E2connectionSetupFailed_ItemIEs_t *setupFailedItem=NULLP;
+
+ setupFailedList->list.count = 1;
+
+ setupFailedList->list.size = setupFailedList->list.count*sizeof(E2connectionSetupFailed_ItemIEs_t *);
+ DU_ALLOC(setupFailedList->list.array, setupFailedList->list.size);
+ if(setupFailedList->list.array)
+ {
+ for(arrIdx = 0; arrIdx< setupFailedList->list.count; arrIdx++)
+ {
+ DU_ALLOC(setupFailedList->list.array[arrIdx], sizeof(E2connectionSetupFailed_ItemIEs_t));
+ if(setupFailedList->list.array[arrIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
+ return RFAILED;
+ }
+ setupFailedItem = (E2connectionSetupFailed_ItemIEs_t*)setupFailedList->list.array[arrIdx];
+ setupFailedItem->id = ProtocolIE_IDE2_id_E2connectionSetupFailed_Item;
+ setupFailedItem->criticality= CriticalityE2_ignore;
+ setupFailedItem->value.present = E2connectionSetupFailed_ItemIEs__value_PR_E2connectionSetupFailed_Item;
+ if(fillE2connectionUpdateItem((PTR)&setupFailedItem->value.choice.E2connectionSetupFailed_Item, ProtocolIE_IDE2_id_E2connectionSetupFailed_Item,\
+ tmpConnectionList[arrIdx].ipV4Addr, tmpConnectionList[arrIdx].usage) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to fill E2 connection failed to 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 E2 Connection
+ * Update ack msg
+ *
+ * @details
+ *
+ * Function :FreeE2ConnectionUpdateAcknowledge
+ *
+ * Functionality:
+ * - freeing the memory allocated for E2 Connection
+ * Update ack msg
+ *
+ * @params[in] E2AP_PDU_t *e2apMsg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+void FreeE2ConnectionUpdateAcknowledge(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx =0, arrIdx=0;
+ E2connectionUpdateAcknowledge_t *connectionUpdate = NULLP;
+ E2connectionUpdate_List_t *connectionSetupList = NULLP;
+ E2connectionSetupFailed_List_t *setupFailedList = NULLP;
+
+ if(e2apMsg != NULLP)
+ {
+ if(e2apMsg->choice.successfulOutcome != NULLP)
+ {
+ connectionUpdate = &e2apMsg->choice.successfulOutcome->value.choice.E2connectionUpdateAcknowledge;
+ 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_E2connectionSetup:
+ {
+ connectionSetupList = &connectionUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2connectionUpdate_List;
+ if(connectionSetupList->list.array)
+ {
+ for(arrIdx = 0; arrIdx < connectionSetupList->list.count; arrIdx++)
+ {
+ DU_FREE(connectionSetupList->list.array[arrIdx], sizeof(E2connectionUpdate_ItemIEs_t));
+ }
+ DU_FREE(connectionSetupList->list.array, connectionSetupList->list.size);
+ }
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_E2connectionSetupFailed:
+ {
+ setupFailedList = &connectionUpdate->protocolIEs.list.array[ieIdx]->value.choice.E2connectionSetupFailed_List;
+ if(setupFailedList->list.array)
+ {
+ for(arrIdx = 0; arrIdx < setupFailedList->list.count; arrIdx++)
+ {
+ DU_FREE(setupFailedList->list.array[arrIdx], sizeof(E2connectionSetupFailed_ItemIEs_t));
+ }
+ DU_FREE(setupFailedList->list.array, setupFailedList->list.size);
+ }
+ break;
+ }
+ }
+ DU_FREE(connectionUpdate->protocolIEs.list.array[ieIdx], sizeof(E2connectionUpdateAck_IEs_t));
+ }
+ }
+ DU_FREE(connectionUpdate->protocolIEs.list.array, connectionUpdate->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Buld and send the E2 Connection Update Acknowledge msg
+ *
+ * @details
+ *
+ * Function : BuildAndSendE2ConnectionUpdateAcknowledge
+ *
+ * Functionality:
+ * - Buld and send the E2 Connection Update Acknowledge Message
+ * @params[in]
+ * Trans Id
+ * List of E2 connection needs to fill in IE
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t BuildAndSendE2ConnectionUpdateAcknowledge(uint16_t transId, E2ConnectionList connectionInfoList)
+{
+ uint8_t ieIdx = 0, elementCnt = 0;
+ uint8_t ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ asn_enc_rval_t encRetVal;
+ E2connectionUpdateAcknowledge_t *e2ConnectionUpdateAcknowledge=NULLP;
+
+ DU_LOG("\nINFO --> E2AP : Building E2 Connection Update Acknowledge Message\n");
+ do
+ {
+ DU_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;
+
+ DU_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_E2connectionUpdate;
+ e2apMsg->choice.successfulOutcome->criticality = CriticalityE2_reject;
+ e2apMsg->choice.successfulOutcome->value.present = SuccessfulOutcomeE2__value_PR_E2connectionUpdateAcknowledge;
+ e2ConnectionUpdateAcknowledge = &e2apMsg->choice.successfulOutcome->value.choice.E2connectionUpdateAcknowledge;
+
+ elementCnt = 1;
+ if(connectionInfoList.numOfE2ConnectionSetup)
+ elementCnt++;
+ if(connectionInfoList.numOfE2ConnectionFailedToSetup)
+ elementCnt++;
+
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.count = elementCnt;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.size = elementCnt * sizeof(E2connectionUpdateAck_IEs_t*);
+ DU_ALLOC(e2ConnectionUpdateAcknowledge->protocolIEs.list.array, e2ConnectionUpdateAcknowledge->protocolIEs.list.size);
+ if(!e2ConnectionUpdateAcknowledge->protocolIEs.list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed in %s at line %d", __func__, __LINE__);
+ break;
+ }
+
+ for(ieIdx=0; ieIdx < elementCnt; ieIdx++)
+ {
+ DU_ALLOC(e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx], sizeof(E2connectionUpdateAck_IEs_t));
+ if(!e2ConnectionUpdateAcknowledge->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;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->value.present = E2connectionUpdateAck_IEs__value_PR_TransactionID;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->value.choice.TransactionID = transId;
+
+ if(connectionInfoList.numOfE2ConnectionSetup)
+ {
+ ieIdx++;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_E2connectionSetup;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->value.present = E2connectionUpdateAck_IEs__value_PR_E2connectionUpdate_List;
+ if(BuildE2ConnectionUpdateList(&e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->value.choice.E2connectionUpdate_List, \
+ connectionInfoList.numOfE2ConnectionSetup, connectionInfoList.setupE2Connection) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send E2 Connection setup list");
+ break;
+ }
+ }
+
+ if(connectionInfoList.numOfE2ConnectionFailedToSetup)
+ {
+ ieIdx++;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_E2connectionSetupFailed;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject;
+ e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->value.present = E2connectionUpdateAck_IEs__value_PR_E2connectionSetupFailed_List;
+ if(BuildE2ConnectionSetupFailedList(&e2ConnectionUpdateAcknowledge->protocolIEs.list.array[ieIdx]->value.choice.E2connectionSetupFailed_List, \
+ connectionInfoList.numOfE2ConnectionFailedToSetup, connectionInfoList.failedToSetupE2Connection) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send E2 Connection failed to setup 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 acknowledge 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 Connection Update Acknowledge \n");
+ for(int i=0; i< encBufSize; i++)
+ {
+ DU_LOG("%x",encBuf[i]);
+ }
+ }
+
+ /* Sending msg */
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send E2 Connection Update Acknowledge");
+ break;
+ }
+
+ ret = ROK;
+ break;
+ }while(true);
+
+ FreeE2ConnectionUpdateAcknowledge(e2apMsg);
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Deallocation of memory allocated by aper decoder for
+ * E2 Connection Update
+ *
+ * @details
+ *
+ * Function :freeAperDecodingOfE2ConnectionUpdate
+ *
+ * Functionality: Deallocation of memory allocated by aper decoder for
+ * E2 Connection Update
+ *
+ * @params[in] Pointer to connectionUpdate
+ * @return void
+ *
+ * ****************************************************************/
+
+void freeAperDecodingOfE2ConnectionUpdate(E2connectionUpdate_t *connectionUpdate)
+{
+ uint8_t ieIdx =0, arrIdx=0;
+ E2connectionUpdate_List_t *connectionToBeModifyList = NULLP;
+ E2connectionUpdateRemove_List_t *connectionToBeRemoveList = NULLP;
+
+ 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++)
+ {
+ free(connectionToBeModifyList->list.array[arrIdx]);
+ }
+ free(connectionToBeModifyList->list.array);
+ }
+ 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++)
+ {
+ free(connectionToBeRemoveList->list.array[arrIdx]);
+ }
+ free(connectionToBeRemoveList->list.array);
+ }
+ break;
+ }
+ }
+ free(connectionUpdate->protocolIEs.list.array[ieIdx]);
+ }
+ }
+ free(connectionUpdate->protocolIEs.list.array);
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Handling of E2 connection modification Ie
+ *
+ * @details
+ *
+ * Function : handleE2ConnectionModification
+ *
+ * Functionality: Handling of E2 connection modification Ie
+ *
+ * @param
+ * E2 Connection update list
+ * E2 connection list which needs to be filled
+ * @return void
+ *
+ ******************************************************************/
+
+void handleE2ConnectionModification(E2connectionUpdate_List_t *connectionUpdateList, E2ConnectionList *connectionInfoList)
+{
+ uint32_t ipAddress=0;
+ bool infoFound = false;
+ uint8_t arrIdx=0,idx=0, count =0;
+ E2connectionUpdate_ItemIEs_t *connectionModifyItem=NULLP;
+
+ if(connectionUpdateList->list.array)
+ {
+ for(arrIdx = 0; arrIdx < connectionUpdateList->list.count; arrIdx++)
+ {
+ connectionModifyItem= (E2connectionUpdate_ItemIEs_t*)connectionUpdateList->list.array[arrIdx];
+ bitStringToInt(&connectionModifyItem->value.choice.E2connectionUpdate_Item.tnlInformation.tnlAddress, &ipAddress);
+ for(idx=0; idx<duCb.e2apDb.numOfTNLAssoc; idx++)
+ {
+ /* If the TNL information is found in the data base, update the
+ * information in the database */
+ if(duCb.e2apDb.tnlAssoc[idx].destIpAddress.ipV4Addr == ipAddress)
+ {
+ duCb.e2apDb.tnlAssoc[idx].usage = connectionModifyItem->value.choice.E2connectionUpdate_Item.tnlUsage;
+ infoFound = true;
+ break;
+ }
+ }
+
+ /* If the TNL information is found in the data base, then add the
+ * information in setupE2Connection array else add in failedToSetupE2Connection array */
+ if(infoFound == true)
+ {
+ count =connectionInfoList->numOfE2ConnectionSetup;
+ connectionInfoList->setupE2Connection[count].ipV4Addr = duCb.e2apDb.tnlAssoc[idx].destIpAddress.ipV4Addr;
+ connectionInfoList->setupE2Connection[count].usage = duCb.e2apDb.tnlAssoc[idx].usage;
+ connectionInfoList->numOfE2ConnectionSetup++;
+ }
+ else
+ {
+ count = connectionInfoList->numOfE2ConnectionFailedToSetup;
+ connectionInfoList->failedToSetupE2Connection[count].ipV4Addr = ipAddress;
+ connectionInfoList->failedToSetupE2Connection[count].usage = connectionModifyItem->value.choice.E2connectionUpdate_Item.tnlUsage;
+ connectionInfoList->numOfE2ConnectionFailedToSetup++;
+ }
+ }
+
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Handling of E2 connection removal Ie
+ *
+ * @details
+ *
+ * Function : handleE2ConnectionRemoval
+ *
+ * Functionality: Handling of E2 connection removal Ie
+ *
+ * @param
+ * E2 Connection removal List
+ * @return void
+ *
+ ******************************************************************/
+
+void handleE2ConnectionRemoval(E2connectionUpdateRemove_List_t *connectionRemovalList)
+{
+ uint32_t ipAddress=0;
+ uint8_t arrIdx=0,idx=0;
+ E2connectionUpdateRemove_ItemIEs_t *connectionRemovalItem=NULLP;
+
+ if(connectionRemovalList->list.array)
+ {
+ for(arrIdx = 0; arrIdx < connectionRemovalList->list.count; arrIdx++)
+ {
+ connectionRemovalItem= (E2connectionUpdateRemove_ItemIEs_t*)connectionRemovalList->list.array[arrIdx];
+ bitStringToInt(&connectionRemovalItem->value.choice.E2connectionUpdateRemove_Item.tnlInformation.tnlAddress, &ipAddress);
+ for(idx=0; idx<duCb.e2apDb.numOfTNLAssoc; idx++)
+ {
+ if(duCb.e2apDb.tnlAssoc[idx].destIpAddress.ipV4Addr == ipAddress)
+ {
+ cmInetClose(&ricParams.sockFd);
+ removeE2NodeInformation();
+ break;
+ }
+ }
+
+ }
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Process e2 connection update received from RIC
+ *
+ * @details
+ *
+ * Function : procE2ConnectionUpdate
+ *
+ * Functionality: Process e2 connection update received from RIC
+ *
+ * @param E2AP_PDU_t *e2apMsg
+ * @return void
+ *
+ ******************************************************************/
+
+void procE2ConnectionUpdate(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t arrIdx =0, transId =0;
+ bool invalidTransId = false, connectionFailedToUpdate=false;
+ E2FailureCause failureCause;
+ E2ConnectionList connectionInfoList;
+ E2connectionUpdate_t *connectionUpdate=NULLP;
+
+ DU_LOG("\nINFO --> E2AP : E2 connection update received");
+ connectionUpdate = &e2apMsg->choice.initiatingMessage->value.choice.E2connectionUpdate;
+
+ memset(&connectionInfoList, 0, sizeof(E2ConnectionList));
+ for(arrIdx=0; arrIdx<connectionUpdate->protocolIEs.list.count; arrIdx++)
+ {
+ switch(connectionUpdate->protocolIEs.list.array[arrIdx]->id)
+ {
+ case ProtocolIE_IDE2_id_TransactionID:
+ {
+ transId = connectionUpdate->protocolIEs.list.array[arrIdx]->value.choice.TransactionID;
+ if(transId>255)
+ {
+ failureCause.causeType = E2_PROTOCOL;
+ failureCause.cause = E2_ABSTRACT_SYNTAX_ERROR_FALSELY_CONSTRUCTED_MESSAGE;
+ invalidTransId = true;
+ }
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_E2connectionUpdateModify:
+ {
+ handleE2ConnectionModification(&connectionUpdate->protocolIEs.list.array[arrIdx]->value.choice.E2connectionUpdate_List,\
+ &connectionInfoList);
+ if((connectionInfoList.numOfE2ConnectionSetup == 0) && (connectionInfoList.numOfE2ConnectionFailedToSetup > 0))
{
- rmvFailList = &ricSubsModCfmIe->value.choice.RICactions_RefusedToBeRemoved_List;
- for(arrIdx = 0; arrIdx < rmvFailList->list.count; arrIdx++)
- {
- rmvFailListItem = (RICaction_RefusedToBeRemoved_ItemIEs_t *)rmvFailList->list.array[arrIdx];
- actionId = rmvFailListItem->value.choice.RICaction_RefusedToBeRemoved_Item.ricActionID;
- actionDb = fetchActionInfoFromActionId(actionId, ricSubsDb);
- if(!actionDb)
- {
- DU_LOG("\nERROR --> E2AP : %s: Action ID [%d] not found", __func__, actionId);
- }
- else
- {
- actionDb->action = CONFIG_UNKNOWN;
- }
- actionDb = NULLP;
- }
- break;
+ failureCause.causeType = E2_TRANSPORT;
+ failureCause.cause = E2_TRANSPORT_CAUSE_UNSPECIFIED;
+ connectionFailedToUpdate =true;
}
- default:
break;
- } /* End of switch for Protocol IE Id */
+ }
- if(procFailure)
- break;
- } /* End of for loop for Protocol IE list */
+ case ProtocolIE_IDE2_id_E2connectionUpdateRemove:
+ {
+ handleE2ConnectionRemoval(&connectionUpdate->protocolIEs.list.array[arrIdx]->value.choice.E2connectionUpdateRemove_List);
+ break;
+ }
- break;
- }while(true);
+ default:
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid IE received[%ld]",connectionUpdate->protocolIEs.list.array[arrIdx]->id);
+ break;
+ }
+ }
- freeAperDecodingOfRicSubsModConfirm(e2apMsg);
- return;
+ if(invalidTransId == true || connectionFailedToUpdate ==true)
+ break;
+ }
+
+ if(invalidTransId == true || connectionFailedToUpdate == true)
+ {
+ if(BuildAndSendE2ConnectionUpdateFailure(transId, failureCause) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to build and send E2 connection update failure");
+ }
+ }
+ else
+ {
+ if(BuildAndSendE2ConnectionUpdateAcknowledge(transId, connectionInfoList) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to build and send E2 connection update ack");
+ }
+ }
+
+ freeAperDecodingOfE2ConnectionUpdate(connectionUpdate);
}
/*******************************************************************
*
- * @brief Free APER decoding of RIC Subscription Modification Refuse
+ * @brief Free RIC Subscription action to be added list
*
* @details
*
- * Function : freeAperDecodingOfRicSubsModRefuse
+ * Function : freeAperDecodingOfRicSubsActionToBeAdded
*
- * Functionality: Free APER decoding of RIC Subscription
- * Modification Refuse
+ * Functionality: Free the RIC Subscription action to be added list
*
- * @param E2AP Message PDU
+ * @params[in] RICactions_ToBeAddedForModification_List_t *subsDetails
+ * @return void
+ *
+ * ****************************************************************/
+void freeAperDecodingOfRicSubsActionToBeAdded(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];
+ free(addedActionItemIe->value.choice.RICaction_ToBeAddedForModification_Item.ricActionDefinition.buf);
+ free(subsDetails->list.array[elementIdx]);
+ }
+ }
+ free(subsDetails->list.array);
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Deallocation of memory allocated by aper decoder for
+ * RIC Subscription action to be removed list
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfRicSubsActionToBeRemoved
+ *
+ * Functionality: Free the RIC Subscription action to be removed list
+ *
+ * @params[in] RICactions_ToBeRemovedForModification_List_t *subsDetails
+ * @return void
+ *
+ * ****************************************************************/
+void freeAperDecodingOfRicSubsActionToBeRemoved(RICactions_ToBeRemovedForModification_List_t *subsDetails)
+{
+ uint8_t elementIdx = 0;
+
+ if(subsDetails->list.array)
+ {
+ for(elementIdx = 0; elementIdx < subsDetails->list.count; elementIdx++)
+ {
+ if(subsDetails->list.array[elementIdx])
+ {
+ free(subsDetails->list.array[elementIdx]);
+ }
+ }
+ free(subsDetails->list.array);
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Deallocation of memory allocated by aper decoder for
+ * RIC Subscription action to be modify
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfRicSubsActionToBeModified
+ *
+ * Functionality: Free the RIC Subscription action to be modify
+ *
+ * @params[in] RICactions_ToBeModifiedForModification_List_t List
+ * @return void
+ *
+ * ****************************************************************/
+void freeAperDecodingOfRicSubsActionToBeModified(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)
+ {
+ free(actionItem->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition->buf);
+ free(actionItem->value.choice.RICaction_ToBeModifiedForModification_Item.ricActionDefinition);
+ }
+ free(subsDetails->list.array[elementIdx]);
+ }
+ }
+ free(subsDetails->list.array);
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Deallocation of memory allocated by aper decoder for
+ * RIC Subscription modification Request
+ *
+ * @details
+ *
+ * Function freeAperDecodingOfRicSubsModificationReq
+ *
+ * Functionality : Free RIC Subscription modification Request
+ *
+ * @params[in] E2AP_PDU
* @return void
*
******************************************************************/
-void freeAperDecodingOfRicSubsModRefuse(E2AP_PDU_t *e2apMsg)
+void freeAperDecodingOfRicSubsModificationReq(E2AP_PDU_t *e2apRicMsg)
{
- uint8_t ieIdx =0;
- RICsubscriptionModificationRefuse_t *ricSubsModRefuse = NULLP;
+ uint8_t idx = 0;
+ RICsubscriptionModificationRequest_t *ricSubscriptionModReq;
+ RICsubscriptionModificationRequest_IEs_t *ricSubscriptionModReqIe;
- if(e2apMsg && e2apMsg->choice.unsuccessfulOutcome)
+ ricSubscriptionModReq = &e2apRicMsg->choice.initiatingMessage->value.choice.RICsubscriptionModificationRequest;
+
+ if(ricSubscriptionModReq->protocolIEs.list.array)
{
- ricSubsModRefuse = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionModificationRefuse;
- if(ricSubsModRefuse->protocolIEs.list.array)
+ for(idx=0; idx < ricSubscriptionModReq->protocolIEs.list.count; idx++)
{
- for(ieIdx = 0; ieIdx < ricSubsModRefuse->protocolIEs.list.count; ieIdx++)
+ if(ricSubscriptionModReq->protocolIEs.list.array[idx])
{
- if(ricSubsModRefuse->protocolIEs.list.array[ieIdx])
- free(ricSubsModRefuse->protocolIEs.list.array[ieIdx]);
+ 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:
+ {
+ freeAperDecodingOfRicSubsActionToBeRemoved(&(ricSubscriptionModReqIe->value.choice.RICactions_ToBeRemovedForModification_List));
+ break;
+ }
+ case ProtocolIE_IDE2_id_RICactionsToBeModifiedForModification_List:
+ {
+ freeAperDecodingOfRicSubsActionToBeModified(&(ricSubscriptionModReqIe->value.choice.RICactions_ToBeModifiedForModification_List));
+ break;
+ }
+ case ProtocolIE_IDE2_id_RICactionsToBeAddedForModification_List:
+ {
+ freeAperDecodingOfRicSubsActionToBeAdded(&(ricSubscriptionModReqIe->value.choice.RICactions_ToBeAddedForModification_List));
+ break;
+ }
+ default:
+ {
+ DU_LOG("\nERROR --> E2AP : Received Invalid Ie [%ld]", ricSubscriptionModReq->protocolIEs.list.array[idx]->id);
+ break;
+ }
+
+ }
+
+ free(ricSubscriptionModReq->protocolIEs.list.array[idx]);
}
- free(ricSubsModRefuse->protocolIEs.list.array);
}
+ free(ricSubscriptionModReq->protocolIEs.list.array);
}
}
/*******************************************************************
*
- * @brief Process RIC Subscription Modification Refuse Message
+ * @brief Process RIC Subscription modification request
*
* @details
*
- * Function : procRicSubscriptionModificationRefuse
+ * Function : procRicSubscriptionModificationRequest
*
- * Functionality: Process RIC Subscription Modification Refuse
- * Message received from RIC.
+ * Functionality: Process RIC subscription modification request.
*
- * @param E2AP Message PDU
+ * @params[in] E2AP PDU
* @return void
*
******************************************************************/
-void procRicSubscriptionModificationRefuse(E2AP_PDU_t *e2apMsg)
+void procRicSubscriptionModificationRequest(E2AP_PDU_t *e2apMsg)
{
uint8_t ieIdx = 0;
uint16_t ranFuncId = 0;
+ bool procFailure = false;
RicRequestId ricReqId;
- RICsubscriptionModificationRefuse_t *ricSubsModRefuse = NULLP;
- RICsubscriptionModificationRefuse_IEs_t *ricSubsModRefuseIe = NULLP;
- CauseE2_t *cause = NULLP;
+ RanFunction *ranFuncDb = NULLP;
+ CmLList *ricSubsNode = NULLP;
+ RicSubscription *ricSubsDb = NULLP;
+ RICsubscriptionModificationRequest_t *ricSubsModifyReq = NULLP;
+ RICsubscriptionModificationRequest_IEs_t *ricSubsModifyReqIe = NULLP;
- DU_LOG("\nINFO --> E2AP : %s: Received RIC Subscription Modification Refuse", __func__);
+ DU_LOG("\nINFO --> E2AP : %s: Received RIC Subscription Modification Request", __func__);
do{
if(!e2apMsg)
break;
}
- if(!e2apMsg->choice.unsuccessfulOutcome)
- {
- DU_LOG("\nERROR --> E2AP : %s: Unsuccessful Outcome in E2AP message is NULL", __func__);
- break;
- }
-
- ricSubsModRefuse = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionModificationRefuse;
- if(!ricSubsModRefuse->protocolIEs.list.array)
+ if(!e2apMsg->choice.initiatingMessage)
{
- DU_LOG("\nERROR --> E2AP : %s: Array conatining E2AP message IEs is null", __func__);
+ DU_LOG("\nERROR --> E2AP : %s: Initiating Message in E2AP PDU is NULL", __func__);
break;
}
-
- for(ieIdx = 0; ieIdx < ricSubsModRefuse->protocolIEs.list.count; ieIdx++)
+
+ ricSubsModifyReq = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionModificationRequest;
+ for(ieIdx = 0; ieIdx < ricSubsModifyReq->protocolIEs.list.count; ieIdx++)
{
- if(!ricSubsModRefuse->protocolIEs.list.array[ieIdx])
+ if(!ricSubsModifyReq->protocolIEs.list.array[ieIdx])
{
DU_LOG("\nERROR --> E2AP : %s: IE at index [%d] in E2AP message IEs list is null", __func__, ieIdx);
break;
}
- ricSubsModRefuseIe = ricSubsModRefuse->protocolIEs.list.array[ieIdx];
- switch(ricSubsModRefuseIe->id)
+ ricSubsModifyReqIe = ricSubsModifyReq->protocolIEs.list.array[ieIdx];
+ switch(ricSubsModifyReqIe->id)
{
case ProtocolIE_IDE2_id_RICrequestID:
{
memset(&ricReqId, 0, sizeof(RicRequestId));
- ricReqId.requestorId = ricSubsModRefuseIe->value.choice.RICrequestID.ricRequestorID;
- ricReqId.instanceId = ricSubsModRefuseIe->value.choice.RICrequestID.ricInstanceID;
+ ricReqId.requestorId = ricSubsModifyReqIe->value.choice.RICrequestID.ricRequestorID;
+ ricReqId.instanceId = ricSubsModifyReqIe->value.choice.RICrequestID.ricInstanceID;
break;
}
case ProtocolIE_IDE2_id_RANfunctionID:
{
- ranFuncId = ricSubsModRefuseIe->value.choice.RANfunctionID;
- break;
- }
+ ranFuncId = ricSubsModifyReqIe->value.choice.RANfunctionID;
+ ranFuncDb = fetchRanFuncFromRanFuncId(ranFuncId);
+ if(!ranFuncDb)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: RAN Function ID [%d] not found", __func__, ranFuncId);
+ procFailure = true;
+ break;
+ }
- case ProtocolIE_IDE2_id_CauseE2:
- {
- DU_LOG("\nDEBUG --> E2AP : %s: RIC subscriptiom modification refused for RIC_Requestor_ID [%d] \
- RIC_Instance_ID [%d] RAN_Function_ID [%d] ", __func__, ricReqId.requestorId, \
- ricReqId.instanceId, ranFuncId);
+ ricSubsDb = fetchSubsInfoFromRicReqId(ricReqId, ranFuncDb, &ricSubsNode);
+ if(!ricSubsDb)
+ {
+ DU_LOG("\nERROR --> E2AP : %s: RIC Subscription not found for Requestor_ID [%d] Instance_ID [%d]",\
+ __func__, ricReqId.requestorId, ricReqId.instanceId);
+ procFailure = true;
+ break;
+ }
- cause = &ricSubsModRefuseIe->value.choice.CauseE2;
- printE2ErrorCause(cause);
+ break;
}
default:
break;
} /* End of switch for Protocol IE Id */
+
+ if(procFailure)
+ break;
} /* End of for loop for Protocol IE list */
break;
}while(true);
- freeAperDecodingOfRicSubsModRefuse(e2apMsg);
- return;
+ freeAperDecodingOfRicSubsModificationReq(e2apMsg);
}
/*******************************************************************
procRicSubscriptionModificationRefuse(e2apMsg);
break;
}
+ case UnsuccessfulOutcomeE2__value_PR_E2RemovalFailure:
+ {
+ ProcE2RemovalFailure(e2apMsg);
+ break;
+ }
default:
{
DU_LOG("\nERROR --> E2AP : Invalid type of E2AP_PDU_PR_unsuccessfulOutcome [%d]",\
}
break;
}
- case SuccessfulOutcomeE2__value_PR_E2nodeConfigurationUpdateAcknowledge:
- {
- DU_LOG("\nDEBUG --> E2AP : E2 node Config update ack message recevied");
- break;
- }
case SuccessfulOutcomeE2__value_PR_ResetResponseE2:
{
procResetResponse(e2apMsg);
procRicSubscriptionModificationConfirm(e2apMsg);
break;
}
-
+ case SuccessfulOutcomeE2__value_PR_E2nodeConfigurationUpdateAcknowledge:
+ {
+ procE2NodeConfigUpdateAck(e2apMsg);
+ break;
+ }
+ case SuccessfulOutcomeE2__value_PR_E2RemovalResponse:
+ {
+ ProcE2RemovalResponse(e2apMsg);
+ break;
+ }
default:
{
DU_LOG("\nERROR --> E2AP : Invalid type of E2AP_PDU_PR_successfulOutcome [%d]",\
DU_LOG("\nINFO --> E2AP : Error indication received");
break;
}
+ case InitiatingMessageE2__value_PR_ResetRequestE2:
+ {
+ DU_LOG("\nINFO --> E2AP : Reset request received");
+ procE2ResetRequest(e2apMsg);
+ break;
+ }
+ case InitiatingMessageE2__value_PR_RICsubscriptionDeleteRequest:
+ {
+ DU_LOG("\nINFO --> E2AP : RIC Subscription Delete Request received");
+ procRicSubscriptionDeleteRequest(e2apMsg);
+ break;
+ }
+ case InitiatingMessageE2__value_PR_E2RemovalRequest:
+ {
+ DU_LOG("\nINFO --> E2AP : E2 Removal request received");
+ procE2RemovalRequest(e2apMsg);
+ break;
+ }
+ case InitiatingMessageE2__value_PR_E2connectionUpdate:
+ {
+ DU_LOG("\nINFO --> E2AP : E2 coneection update received");
+ procE2ConnectionUpdate(e2apMsg);
+ break;
+ }
+ case InitiatingMessageE2__value_PR_RICsubscriptionModificationRequest:
+ {
+ DU_LOG("\nINFO --> E2AP : RIC Subscription Modification Request received");
+ procRicSubscriptionModificationRequest(e2apMsg);
+ break;
+ }
default:
{
DU_LOG("\nERROR --> E2AP : Invalid type of E2AP_PDU_PR_initiatingMessage [%d]",\