return ROK;
}
+ /*******************************************************************
+ *
+ * @brief Free RIC Subscription Modification Refuse
+ *
+ * @details
+ *
+ * Function : FreeRicSubsModRefuse
+ *
+ * Functionality: Free RIC Subscription Modification Refuse
+ *
+ * @param E2AP Message PDU to be freed
+ * @return void
+ *
+ ******************************************************************/
+ void FreeRicSubsModRefuse(E2AP_PDU_t *e2apMsg)
+ {
+ uint8_t ieIdx =0;
+ RICsubscriptionModificationRefuse_t *ricSubsModRefuse = NULLP;
+
+ if(e2apMsg)
+ {
+ if(e2apMsg->choice.unsuccessfulOutcome)
+ {
+ ricSubsModRefuse = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionModificationRefuse;
+ if(ricSubsModRefuse->protocolIEs.list.array)
+ {
+ for(ieIdx = 0; ieIdx < ricSubsModRefuse->protocolIEs.list.count; ieIdx++)
+ {
+ RIC_FREE(ricSubsModRefuse->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionModificationRefuse_IEs_t));
+ }
+ RIC_FREE(ricSubsModRefuse->protocolIEs.list.array, ricSubsModRefuse->protocolIEs.list.size);
+ }
+ RIC_FREE(e2apMsg->choice.unsuccessfulOutcome , sizeof(UnsuccessfulOutcomeE2_t));
+ }
+ RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ }
+ }
+
+ /*******************************************************************
+ *
+ * @brief Build And Send RIC Subscription Modification Refuse
+ *
+ * @details
+ *
+ * Function : BuildAndSendRicSubsModRefuse
+ *
+ * Functionality: Build And Send RIC Subscription Modification Refuse
+ *
+ * @param DU ID
+ * RIC Request ID of subscription
+ * RAN Function ID
+ * Type of failure
+ * Cause of failure
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
+ uint8_t BuildAndSendRicSubsModRefuse(uint32_t duId, RicRequestId ricReqId, uint16_t ranFuncId, CauseE2_PR causeType, \
+ uint8_t cause)
+ {
+ uint8_t ieIdx = 0, elementCnt = 0;
+ uint8_t ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULL;
+ asn_enc_rval_t encRetVal;
+ RICsubscriptionModificationRefuse_t *ricSubsModRefuse = NULLP;
+ RICsubscriptionModificationRefuse_IEs_t *ricSubsModRefuseIe = NULLP;
+
+ DU_LOG("\nINFO --> E2AP : Building RIC Subscription Modification Refuse\n");
+ while(true)
+ {
+ RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for %s at line %d", __func__, __LINE__);
+ break;
+ }
+ e2apMsg->present = E2AP_PDU_PR_unsuccessfulOutcome;
+ RIC_ALLOC(e2apMsg->choice.unsuccessfulOutcome , sizeof(UnsuccessfulOutcomeE2_t));
+ if(e2apMsg->choice.unsuccessfulOutcome == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for %s at line %d", __func__, __LINE__);
+ break;
+ }
+
+ e2apMsg->choice.unsuccessfulOutcome->procedureCode = ProcedureCodeE2_id_RICsubscriptionModificationRequired;
+ e2apMsg->choice.unsuccessfulOutcome->criticality = CriticalityE2_reject;
+ e2apMsg->choice.unsuccessfulOutcome->value.present = \
+ UnsuccessfulOutcomeE2__value_PR_RICsubscriptionModificationRefuse;
+ ricSubsModRefuse = &e2apMsg->choice.unsuccessfulOutcome->value.choice.RICsubscriptionModificationRefuse;
+
+ elementCnt = 3;
+ ricSubsModRefuse->protocolIEs.list.count = elementCnt;
+ ricSubsModRefuse->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionModificationRefuse_IEs_t *);
+ RIC_ALLOC(ricSubsModRefuse->protocolIEs.list.array, ricSubsModRefuse->protocolIEs.list.size);
+ if(!ricSubsModRefuse->protocolIEs.list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for %s at line %d", __func__, __LINE__);
+ break;
+ }
+
+ for(ieIdx = 0; ieIdx < elementCnt; ieIdx++)
+ {
+ RIC_ALLOC(ricSubsModRefuse->protocolIEs.list.array[ieIdx], sizeof(RICsubscriptionModificationRefuse_IEs_t));
+ if(!ricSubsModRefuse->protocolIEs.list.array[ieIdx])
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for %s at line %d", __func__, __LINE__);
+ break;
+ }
+ }
+
+ /* RIC Request ID */
+ ieIdx = 0;
+ ricSubsModRefuseIe = ricSubsModRefuse->protocolIEs.list.array[ieIdx];
+ ricSubsModRefuseIe->id = ProtocolIE_IDE2_id_RICrequestID;
+ ricSubsModRefuseIe->criticality = CriticalityE2_reject;
+ ricSubsModRefuseIe->value.present = RICsubscriptionModificationRefuse_IEs__value_PR_RICrequestID;
+ ricSubsModRefuseIe->value.choice.RICrequestID.ricRequestorID = ricReqId.requestorId;
+ ricSubsModRefuseIe->value.choice.RICrequestID.ricInstanceID = ricReqId.instanceId;
+
+ /* RAN Function ID */
+ ieIdx++;
+ ricSubsModRefuseIe = ricSubsModRefuse->protocolIEs.list.array[ieIdx];
+ ricSubsModRefuseIe->id = ProtocolIE_IDE2_id_RANfunctionID;
+ ricSubsModRefuseIe->criticality = CriticalityE2_reject;
+ ricSubsModRefuseIe->value.present = RICsubscriptionModificationRefuse_IEs__value_PR_RANfunctionID;
+ ricSubsModRefuseIe->value.choice.RANfunctionID = ranFuncId;
+
+ /* Cause */
+ ieIdx++;
+ ricSubsModRefuseIe = ricSubsModRefuse->protocolIEs.list.array[ieIdx];
+ ricSubsModRefuseIe->id = ProtocolIE_IDE2_id_CauseE2;
+ ricSubsModRefuseIe->criticality = CriticalityE2_reject;
+ ricSubsModRefuseIe->value.present = RICsubscriptionModificationRefuse_IEs__value_PR_CauseE2;
+ fillE2FailureCause(&ricSubsModRefuseIe->value.choice.CauseE2, causeType, cause);
+
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg);
+ memset(encBuf, 0, ENC_BUF_MAX_LEN);
+ encBufSize = 0;
+ encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf, encBuf);
+
+ /* Check encode results */
+ if(encRetVal.encoded == ENCODE_FAIL)
+ {
+ DU_LOG("\nERROR --> E2AP : Could not encode RIC subscription modification refuse (at %s)\n",\
+ encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+ break;
+ }
+ else
+ {
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RIC subscription modification refuse\n");
+ for(int i=0; i< encBufSize; i++)
+ {
+ DU_LOG("%x",encBuf[i]);
+ }
+ }
+
+ if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duId) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to send RIC Subscription Modification Refused");
+ break;
+ }
+
+ ret =ROK;
+ break;
+ }
+ FreeRicSubsModRefuse(e2apMsg);
+ return ret;
+ }
+
/*******************************************************************
*
* @brief Free memory for RIC Subscription Modification Confirm
/*******************************************************************
*
- * @brief Build And Send RIC Subscription Modification Refuse
+ * @brief Build And Send RIC Subscription Modification Confirm
*
* @details
*
- * Function : BuildAndSendRicSubsModRefuse
+ * Function : BuildAndSendRicSubsModConfirm
*
- * Functionality: Build And Send RIC Subscription Modification Refuse
+ * Functionality: Build And Send RIC Subscription Modification Confirm
*
* @param DU ID
* RIC Request ID of subscription
* RAN Function ID
- * Type of failure
- * Cause of failure
+ * Temporary source action list
* @return ROK - success
* RFAILED - failure
*
{
/* If RIC Subscription not found, send RIC Subscription modification refuse to DU */
DU_LOG("\nERROR --> E2AP : ProcRicSubsModReqd: RIC Subscription not found");
- //BuildAndSendRicSubsModRefuse(duId, ricReqId, ranFuncId, CauseE2_PR_ricRequest, \
- CauseE2RICrequest_request_id_unknown);
+ BuildAndSendRicSubsModRefuse(duId, ricReqId, ranFuncId, CauseE2_PR_ricRequest, \
+ CauseE2RICrequest_ran_function_id_invalid);
return RFAILED;
}
{
/* If RAN Function not found, send RIC Subscription modification refuse to DU */
DU_LOG("\nERROR --> E2AP : ProcRicSubsModReqd: RAN Function ID [%d] not found",ranFuncId);
- //BuildAndSendRicSubsModRefuse(duId, ricReqId, ranFuncId, \
- CauseE2_PR_ricRequest, CauseE2RICrequest_ran_function_id_invalid);
+ BuildAndSendRicSubsModRefuse(duId, ricReqId, ranFuncId, \
+ CauseE2_PR_ricRequest, CauseE2RICrequest_request_id_unknown);
return RFAILED;
}
break;
}
else
{
- // TO BE DONE IN FUTURE GERRITS
- //BuildAndSendRicSubsModRefuse(duId, ricReqId, ranFuncId, CauseE2_PR_ricRequest, \
- CauseE2RICrequest_action_not_supported);
+ BuildAndSendRicSubsModRefuse(duId, ricReqId, ranFuncId, CauseE2_PR_ricRequest, \
+ CauseE2RICrequest_action_not_supported);
}
return ROK;
return ret;
}
+/*******************************************************************
+ *
+ * @brief Deallocate the memory allocated for ResetRequest msg
+ *
+ * @details
+ *
+ * Function : FreeResetRequest
+ *
+ * Functionality:
+ * - freeing the memory allocated for ResetRequest
+ *
+ * @params[in] E2AP_PDU_t *e2apMsg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void FreeResetRequest(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx =0;
+ ResetRequestE2_t *resetReq = NULLP;
+
+ if(e2apMsg != NULLP)
+ {
+ if(e2apMsg->choice.initiatingMessage != NULLP)
+ {
+ resetReq = &e2apMsg->choice.initiatingMessage->value.choice.ResetRequestE2;
+ if(resetReq->protocolIEs.list.array)
+ {
+ for(ieIdx = 0; ieIdx < resetReq->protocolIEs.list.count; ieIdx++)
+ {
+ RIC_FREE(resetReq->protocolIEs.list.array[ieIdx], sizeof(ResetRequestIEs_t));
+ }
+ RIC_FREE(resetReq->protocolIEs.list.array, resetReq->protocolIEs.list.size);
+ }
+ RIC_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ }
+ RIC_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Build and send the reset request msg
+ *
+ * @details
+ *
+ * Function : BuildAndSendResetRequest
+ *
+ * Functionality:
+ * - Buld and send the reset request msg to E2 node
+ *
+ * @params[in]
+ * DU database
+ * Type of failure
+ * Cause of failure
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendResetRequest(DuDb *duDb, CauseE2_PR causePresent, uint8_t reason)
+{
+ uint8_t ieIdx = 0, elementCnt = 0, transId = 0;
+ uint8_t ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ ResetRequestE2_t *resetReq = NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ DU_LOG("\nINFO --> E2AP : Building Reset Request\n");
+
+ do
+ {
+ RIC_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendResetRequest(): Memory allocation for E2AP-PDU failed");
+ break;
+ }
+
+ e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
+ RIC_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ if(e2apMsg->choice.initiatingMessage == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendResetRequest(): Memory allocation for initiatingMessage");
+ break;
+ }
+
+ e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_Reset;
+ e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
+ e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_ResetRequestE2;
+ resetReq = &e2apMsg->choice.initiatingMessage->value.choice.ResetRequestE2;
+
+ elementCnt = 2;
+ resetReq->protocolIEs.list.count = elementCnt;
+ resetReq->protocolIEs.list.size = elementCnt * sizeof(ResetRequestIEs_t *);
+
+ RIC_ALLOC(resetReq->protocolIEs.list.array, resetReq->protocolIEs.list.size);
+ if(!resetReq->protocolIEs.list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendResetRequest(): Memory allocation failed for \
+ Reset Request IE array");
+ break;
+ }
+
+ for(ieIdx = 0; ieIdx < elementCnt; ieIdx++)
+ {
+ RIC_ALLOC(resetReq->protocolIEs.list.array[ieIdx], sizeof(ResetRequestIEs_t));
+ if(!resetReq->protocolIEs.list.array[ieIdx])
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendResetRequest(): Memory allocation failed for \
+ Reset Request IE array element");
+ break;
+ }
+ }
+
+ /* In case of failure */
+ if(ieIdx < elementCnt)
+ break;
+
+ ieIdx = 0;
+ resetReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID;
+ resetReq->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject;
+ resetReq->protocolIEs.list.array[ieIdx]->value.present = ResetRequestIEs__value_PR_TransactionID;
+ transId = assignTransactionId(duDb);
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.TransactionID = transId;
+
+ ieIdx++;
+ resetReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_CauseE2;
+ resetReq->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_ignore;
+ resetReq->protocolIEs.list.array[ieIdx]->value.present = ResetRequestIEs__value_PR_CauseE2;
+ fillE2FailureCause(&resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2, causePresent, reason);
+
+ /* 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 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 reset request\n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+ if(SendE2APMsg(RIC_APP_MEM_REG, RIC_POOL, duDb->duId) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Sending reset request failed");
+ break;
+ }
+
+
+ ret = ROK;
+ break;
+ }while(true);
+
+ /* Free all memory */
+ FreeResetRequest(e2apMsg);
+ return ret;
+}
+
/*******************************************************************
*
* @brief Handles received E2AP message and sends back response
Code Review / o-du / l2.git / commitdiff