+
+/*******************************************************************
+ *
+ * @brief Rejects all statistics group requested by DU APP
+ *
+ * @details
+ *
+ * Function : MacRejectAllStats
+ *
+ * Functionality: Add all statistics group received in statistics
+ * request from DU APP, to Reject-Stats-Group-List in statistics
+ * response to DU APP
+ *
+ * @params[in] Statistics request from DU APP
+ * Cause of rejection
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t MacRejectAllStats(MacStatsReq *macStatsReq, CauseOfResult cause)
+{
+ uint8_t grpIdx = 0;
+ MacStatsRsp macStatsRsp;
+
+ memset(&macStatsRsp, 0, sizeof(MacStatsRsp));
+
+ /* Copying all stats group from stats request to stats response */
+ macStatsRsp.subscriptionId = macStatsReq->subscriptionId;
+ for(grpIdx = 0; grpIdx < macStatsReq->numStatsGroup; grpIdx++)
+ {
+ macStatsRsp.statsGrpRejectedList[grpIdx].groupId = macStatsReq->statsGrpList[grpIdx].groupId;
+ macStatsRsp.statsGrpRejectedList[grpIdx].cause = cause;
+ }
+ macStatsRsp.numGrpRejected = macStatsReq->numStatsGroup;
+
+ return MacSendStatsRspToDuApp(&macStatsRsp);
+}
+
+/**
+ * @brief Mac process the statistics Req received from DUAPP
+ *
+ * @details
+ *
+ * Function : MacProcStatsReq
+ *
+ * This function process the statistics request from duapp:
+ * [Step 1] Basic validation. If fails, all stats group in stats request are
+ * rejected.
+ * [Step 2] If basic validations passed, traverse all stats group and
+ * validate each measurement types in each group.
+ * [Step 3] If any measurement type validation fails in a group, that group
+ * is not configured and it is added to stats-group-rejected-list in
+ * mac-stats-response message.
+ * [Step 4] Even if one group passes all validation, it is sent to SCH in
+ * statistics request. The mac-stats-response message is added to
+ * pending-response list. This will be sent to DU APP after stats response
+ * is received from SCH.
+ * [Step 5] If none of the groups passes all validation, mac-stats-response
+ * is sent to du app with all group as part of stats-group-rejected-list.
+ *
+ * @param[in] Pst *pst
+ * @param[in] StatsReq *statsReq
+ * @return int
+ * -# ROK
+ **/
+uint8_t MacProcStatsReq(Pst *pst, MacStatsReq *macStatsReq)
+{
+ uint8_t macStatsGrpIdx = 0, macStatsIdx = 0, schStatsGrpIdx = 0, schStatsIdx = 0;
+ uint8_t ret = RFAILED;
+ bool measTypeInvalid = false;
+ Pst schPst;
+ MacStatsGrpInfo *macStatsGrp = NULLP;
+ SchStatsReq *schStatsReq = NULLP;
+ MacStatsRsp *macStatsRsp = NULLP;
+
+ DU_LOG("\nINFO --> MAC : Received Statistics Request from DU_APP");
+
+ if(macStatsReq == NULLP)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsReq(): Received Null pointer");
+ return RFAILED;
+ }
+
+ /* [Step 1] Basic validation. If fails, statistics response is sent to DU APP
+ * that rejectes all stats */
+
+ /* If number of statistics request for which response is still pending
+ * towards DU APP has reached its maximum limit */
+ if(macCb.statistics.numPendingStatsRsp >= MAX_PENDING_STATS_RSP)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsReq: Maximum number of statistics response is pending. \
+ Cannot process new request.");
+ MacRejectAllStats(macStatsReq, RESOURCE_UNAVAILABLE);
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, macStatsReq, sizeof(MacStatsReq));
+ return RFAILED;
+ }
+
+ /* If memory resources are unavailable */
+ MAC_ALLOC(schStatsReq, sizeof(SchStatsReq));
+ if(schStatsReq == NULLP)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsReq: Failed to allocate memory");
+ MacRejectAllStats(macStatsReq, RESOURCE_UNAVAILABLE);
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, macStatsReq, sizeof(MacStatsReq));
+ return RFAILED;
+ }
+
+ /* Add stats response to pending response list */
+ macStatsRsp = &macCb.statistics.pendingStatsRsp[macCb.statistics.numPendingStatsRsp];
+ memset(macStatsRsp, 0, sizeof(MacStatsRsp));
+
+ /* [Step 2] Traverse all stats group and validate each measurement types in each group */
+ schStatsReq->subscriptionId = macStatsReq->subscriptionId;
+ schStatsReq->numStatsGroup = 0;
+ for(macStatsGrpIdx = 0; macStatsGrpIdx < macStatsReq->numStatsGroup; macStatsGrpIdx++)
+ {
+ measTypeInvalid = false;
+ schStatsIdx = 0;
+ macStatsGrp = &macStatsReq->statsGrpList[macStatsGrpIdx];
+
+ for(macStatsIdx=0; macStatsIdx < macStatsGrp->numStats; macStatsIdx++)
+ {
+ /* Validate each measurement type */
+ switch(macStatsGrp->statsList[macStatsIdx])
+ {
+ case MAC_DL_TOTAL_PRB_USAGE:
+ {
+ schStatsReq->statsGrpList[schStatsGrpIdx].statsList[schStatsIdx] = SCH_DL_TOTAL_PRB_USAGE;
+ break;
+ }
+ case MAC_UL_TOTAL_PRB_USAGE:
+ {
+ schStatsReq->statsGrpList[schStatsGrpIdx].statsList[schStatsIdx] = SCH_UL_TOTAL_PRB_USAGE;
+ break;
+ }
+ default:
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsReq: Invalid measurement type [%d]", \
+ macStatsGrp->statsList[macStatsIdx]);
+ measTypeInvalid = true;
+ }
+ }
+
+ /* Even if one measurement type is invalid, this group is rejected */
+ if(measTypeInvalid)
+ {
+ memset(&schStatsReq->statsGrpList[schStatsGrpIdx], 0, sizeof(SchStatsGrpInfo));
+ break;
+ }
+
+ schStatsIdx++;
+ }
+
+ /* If all measurement type is valid, add group info to send to SCH */
+ if(!measTypeInvalid)
+ {
+ schStatsReq->statsGrpList[schStatsGrpIdx].groupId = macStatsGrp->groupId;
+ schStatsReq->statsGrpList[schStatsGrpIdx].periodicity = macStatsGrp->periodicity;
+ schStatsReq->statsGrpList[schStatsGrpIdx].numStats = schStatsIdx;
+ schStatsGrpIdx++;
+ }
+ else
+ {
+ /* [Step 3] If any measurement type validation fails in a group, that group
+ * is not configured and it is added to stats-group-rejected-list in
+ * mac-stats-response message */
+ macStatsRsp->statsGrpRejectedList[macStatsRsp->numGrpRejected].groupId = macStatsGrp->groupId;
+ macStatsRsp->statsGrpRejectedList[macStatsRsp->numGrpRejected].cause = PARAM_INVALID;
+ macStatsRsp->numGrpRejected++;
+ }
+ }
+ schStatsReq->numStatsGroup = schStatsGrpIdx;
+
+ macStatsRsp->subscriptionId = macStatsReq->subscriptionId;
+
+ if(schStatsReq->numStatsGroup)
+ {
+ /* [Step 4] Even if one group passes all validation, it is sent to SCH in
+ * statistics request. The mac-stats-response message is added to
+ * pending-response list. */
+ macCb.statistics.numPendingStatsRsp++;
+
+ FILL_PST_MAC_TO_SCH(schPst, EVENT_STATISTICS_REQ_TO_SCH);
+ ret = SchMessageRouter(&schPst, (void *)schStatsReq);
+ }
+ else
+ {
+ /* [Step 5] If none of the groups passes all validation, mac-stats-response
+ * is sent to du app with all group as part of stats-group-rejected-list. */
+ DU_LOG("\nERROR --> MAC : MacProcStatsReq: All statistics group found invalid");
+ MAC_FREE(schStatsReq, sizeof(SchStatsReq));
+ ret = MacSendStatsRspToDuApp(macStatsRsp);
+ }
+
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, macStatsReq, sizeof(MacStatsReq));
+ return ret;
+}
+
+/**
+ * @brief Mac process the statistics rsp received from sch.
+ *
+ * @details
+ *
+ * Function : MacProcSchStatsRsp
+ *
+ * This function process the statistics response received from sch
+ *
+ * @param[in] Pst *pst
+ * @param[in] SchStatsRsp *schStatsRsp
+ * @return int
+ * -# ROK
+ **/
+uint8_t MacProcSchStatsRsp(Pst *pst, SchStatsRsp *schStatsRsp)
+{
+ uint8_t idx = 0, accptdIdx = 0, rjctdIdx = 0;
+ uint8_t ret = RFAILED;
+ MacStatsRsp *macStatsRsp = NULLP;
+
+ if(schStatsRsp)
+ {
+ /* Fetch pointer to statistics response from pending list saved at MAC
+ * during processing statistics request from DU APP */
+ for(idx = 0; idx < macCb.statistics.numPendingStatsRsp; idx++)
+ {
+ if(macCb.statistics.pendingStatsRsp[idx].subscriptionId == schStatsRsp->subscriptionId)
+ {
+ macStatsRsp = &macCb.statistics.pendingStatsRsp[idx];
+ break;
+ }
+ }
+
+ if(macStatsRsp == NULLP)
+ {
+ MAC_FREE(schStatsRsp, sizeof(SchStatsRsp));
+ return RFAILED;
+ }
+
+ /* Copy Stats-group-accpeted list received from SCH */
+ for(accptdIdx = 0; accptdIdx<schStatsRsp->numGrpAccepted && macStatsRsp->numGrpAccepted<MAX_NUM_STATS_GRP; accptdIdx++)
+ {
+ macStatsRsp->statsGrpAcceptedList[macStatsRsp->numGrpAccepted++] = schStatsRsp->statsGrpAcceptedList[accptdIdx];
+ }
+
+ /* List together all stats group rejected by MAC and by SCH */
+ for(rjctdIdx = 0; rjctdIdx < schStatsRsp->numGrpRejected && macStatsRsp->numGrpRejected<MAX_NUM_STATS_GRP; rjctdIdx++)
+ {
+ macStatsRsp->statsGrpRejectedList[macStatsRsp->numGrpRejected].groupId = \
+ schStatsRsp->statsGrpRejectedList[rjctdIdx].groupId;
+ macStatsRsp->statsGrpRejectedList[macStatsRsp->numGrpRejected].cause = \
+ schStatsRsp->statsGrpRejectedList[rjctdIdx].cause;
+ macStatsRsp->numGrpRejected++;
+ }
+
+ /* Send statistics response to DU APP */
+ ret = MacSendStatsRspToDuApp(macStatsRsp);
+ }
+ MAC_FREE(schStatsRsp, sizeof(SchStatsRsp));
+ return ret;
+}
+
+/**
+ * @brief Fill and send statistics delete response to DU APP
+ *
+ * @details
+ *
+ * Function : MacSendStatsDeleteRspToDuApp
+ *
+ * Fill and send statistics delete response to DU APP
+ * [Step-1] In SCH delete response is received, fill MAC stats delete
+ * response with info from SCH stats delete response.
+ * [Step-2] If a failure occurs while processing MAC stats delete request,
+ * then fill MAC stats delete rsp with failure using info from MAC stats delete request.
+ * [Step-3] Else if numStatsGroup > 0, then send stats delete response
+ * with deletion status of each stats group.
+ * [Step-4] If numStatsGroup = 0, send Stats delete response
+ * for deletion of complete subscription.
+ *
+ * @param[in] SchStatsDeleteRsp
+ * @param[in] MacStatsDeleteReq
+ * @return int
+ * -# ROK
+ **/
+uint8_t MacSendStatsDeleteRspToDuApp(SchStatsDeleteRsp *schStatsDeleteRsp, MacStatsDeleteReq *macStatsDeleteReq)
+{
+ Pst pst;
+ uint8_t ret = ROK, idx=0;
+ MacStatsDeleteRsp *macStatsDeleteRsp=NULLP;
+
+ MAC_ALLOC_SHRABL_BUF(macStatsDeleteRsp, sizeof(MacStatsDeleteRsp));
+ if(macStatsDeleteRsp == NULLP)
+ {
+ DU_LOG("\nERROR --> MAC : Failed to allocate memory in MacProcSchStatsDeleteRsp");
+ ret = RFAILED;
+ }
+
+ if(schStatsDeleteRsp)
+ {
+ /* [Step-1] */
+ macStatsDeleteRsp->subscriptionId = schStatsDeleteRsp->subscriptionId;
+ macStatsDeleteRsp->numStatsGroupDeleted = schStatsDeleteRsp->numStatsGroupDeleted;
+
+ if(macStatsDeleteRsp->numStatsGroupDeleted)
+ {
+ /* [Step-3] */
+ for(idx =0;idx<macStatsDeleteRsp->numStatsGroupDeleted; idx++)
+ {
+ if(schStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelRsp == RSP_OK)
+ {
+ macStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelRsp =MAC_DU_APP_RSP_OK;
+ macStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelCause =schStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelCause;
+ }
+ else
+ {
+ macStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelRsp =MAC_DU_APP_RSP_NOK;
+ macStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelCause =schStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelCause;
+ }
+ }
+ }
+ else
+ {
+ /* [Step-4] */
+ if(schStatsDeleteRsp->subsDelRsp == RSP_OK)
+ macStatsDeleteRsp->subsDelRsp = MAC_DU_APP_RSP_OK;
+ else
+ macStatsDeleteRsp->subsDelRsp = MAC_DU_APP_RSP_NOK;
+ macStatsDeleteRsp->subsDelCause = schStatsDeleteRsp->subsDelCause;
+ }
+ }
+ else
+ {
+ /* [Step-2] */
+ macStatsDeleteRsp->subscriptionId = macStatsDeleteReq->subscriptionId;
+ macStatsDeleteRsp->numStatsGroupDeleted= macStatsDeleteReq->numStatsGroupToBeDeleted;
+
+ if(macStatsDeleteRsp->numStatsGroupDeleted)
+ {
+ /* [Step-3] */
+ for(idx =0;idx<macStatsDeleteRsp->numStatsGroupDeleted; idx++)
+ {
+ macStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelRsp =MAC_DU_APP_RSP_NOK;
+ macStatsDeleteRsp->statsGrpDelInfo[idx].statsGrpDelCause = RESOURCE_UNAVAILABLE;
+ }
+ }
+ else
+ {
+ /* [Step-4] */
+ macStatsDeleteRsp->subsDelRsp = MAC_DU_APP_RSP_NOK;
+ macStatsDeleteRsp->subsDelCause = RESOURCE_UNAVAILABLE;
+ }
+ }
+
+ DU_LOG("\nINFO --> MAC : MacSendStatsDeleteRspToDuApp: Sending Delete Statistics Response to DU APP");
+
+ memset(&pst, 0, sizeof(Pst));
+ FILL_PST_MAC_TO_DUAPP(pst, EVENT_MAC_STATS_DELETE_RSP);
+ if(((*macDuStatsDeleteRspOpts[pst.selector])(&pst, macStatsDeleteRsp))!= ROK)
+ {
+ DU_LOG("\nERROR --> MAC : Failed to send statistics delete response to DU APP");
+ MAC_FREE_SHRABL_BUF(MAC_MEM_REGION, MAC_POOL, macStatsDeleteRsp, sizeof(MacStatsDeleteRsp));
+ ret = RFAILED;
+ }
+
+ return ret;
+}
+
+/**
+ * @brief Mac process the statistics delete rsp received from sch.
+ *
+ * @details
+ *
+ * Function : MacProcSchStatsDeleteRsp
+ *
+ * This function process the statistics delete response received from sch
+ *
+ * @param[in] Pst *pst
+ * @param[in] SchStatsDeleteRsp *schStatsDeleteRsp
+ * @return int
+ * -# ROK
+ **/
+uint8_t MacProcSchStatsDeleteRsp(Pst *pst, SchStatsDeleteRsp *schStatsDeleteRsp)
+{
+ uint8_t ret = RFAILED;
+
+ if(schStatsDeleteRsp)
+ {
+ ret = MacSendStatsDeleteRspToDuApp(schStatsDeleteRsp, NULLP);
+ MAC_FREE(schStatsDeleteRsp, sizeof(SchStatsDeleteRsp));
+ }
+ return ret;
+}
+
+/**
+ * @brief Mac process the statistics delete Req received from DUAPP
+ *
+ * @details
+ *
+ * Function : MacProcStatsDeleteReq
+ *
+ * Functionality: Process the statistics delete request from duapp
+ * @param[in] Pst *pst
+ * @param[in] StatsDeleteReq *statsReq
+ * @return int
+ * -# ROK
+ **/
+
+uint8_t MacProcStatsDeleteReq(Pst *pst, MacStatsDeleteReq *macStatsDeleteReq)
+{
+ Pst schPst;
+ uint8_t ret = RFAILED;
+ SchStatsDeleteReq *schStatsDeleteReq = NULLP;
+
+ DU_LOG("\nINFO --> MAC : Received Statistics delete Request from DU_APP");
+
+ if(macStatsDeleteReq == NULLP)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsDeleteReq(): Received Null pointer");
+ return RFAILED;
+ }
+
+ MAC_ALLOC(schStatsDeleteReq, sizeof(SchStatsDeleteReq));
+ if(schStatsDeleteReq == NULLP)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsDeleteReq: Failed to allocate memory");
+ }
+ else
+ {
+ /* fill all the information in schStatsDeleteReq structure */
+ schStatsDeleteReq->subscriptionId = macStatsDeleteReq->subscriptionId;
+ schStatsDeleteReq->numStatsGroupToBeDeleted = macStatsDeleteReq->numStatsGroupToBeDeleted;
+ memcpy(&schStatsDeleteReq->statsGrpIdToBeDelList, &macStatsDeleteReq->statsGrpIdToBeDelList, schStatsDeleteReq->numStatsGroupToBeDeleted*sizeof(uint8_t));
+ FILL_PST_MAC_TO_SCH(schPst, EVENT_STATISTICS_DELETE_REQ_TO_SCH);
+ ret = SchMessageRouter(&schPst, (void *)schStatsDeleteReq);
+ }
+
+ if(ret != ROK)
+ {
+ ret = MacSendStatsDeleteRspToDuApp(NULLP, macStatsDeleteReq);
+ }
+
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, macStatsDeleteReq, sizeof(MacStatsDeleteReq));
+ return ret;
+}
+
+/**
+ * @brief Fill and send statistics modification response to DU APP
+ *
+ * @details
+ *
+ * Function : MacSendStatsModificationRspToDuApp
+ *
+ * Fill and send statistics modification response to DU APP
+ *
+ * @param[in] Stats modification Response
+ * @return int
+ * -# ROK
+ **/
+uint8_t MacSendStatsModificationRspToDuApp(MacStatsModificationRsp *tmpMacStatsModRsp)
+{
+ Pst pst;
+ uint8_t ret = ROK;
+ MacStatsModificationRsp *macStatsModificationRsp = NULLP;
+
+ DU_LOG("\nINFO --> MAC : MacSendStatsModificationRspToDuApp: Sending Statistics Modification Response to DU APP");
+
+
+ MAC_ALLOC_SHRABL_BUF(macStatsModificationRsp, sizeof(MacStatsModificationRsp));
+ if(macStatsModificationRsp == NULLP)
+ {
+ DU_LOG("\nERROR --> MAC : Failed to allocate memory in MacProcSchStatsModificationRsp");
+ ret = RFAILED;
+ }
+ else
+ {
+ memcpy(macStatsModificationRsp, tmpMacStatsModRsp, sizeof(MacStatsModificationRsp));
+ memset(tmpMacStatsModRsp, 0, sizeof(MacStatsModificationRsp));
+
+ memset(&pst, 0, sizeof(Pst));
+ FILL_PST_MAC_TO_DUAPP(pst, EVENT_MAC_STATISTICS_MODIFY_RSP);
+ if(((*macDuStatsModificationRspOpts[pst.selector])(&pst, macStatsModificationRsp))!= ROK)
+ {
+ DU_LOG("\nERROR --> MAC : Failed to send statistics modification response to DU APP");
+ MAC_FREE_SHRABL_BUF(MAC_MEM_REGION, MAC_POOL, macStatsModificationRsp, sizeof(MacStatsModificationRsp));
+ ret = RFAILED;
+ }
+ }
+
+ return ret;
+}
+
+/**
+ * @brief Mac process the statistics modification rsp received from sch.
+ *
+ * @details
+ *
+ * Function : MacProcSchStatsModificationRsp
+ *
+ * This function process the statistics modification response received from sch
+ * [Step -1] Fetch pointer to statistics response from pending list saved at
+ * MAC during processing statistics request from DU APP
+ * [Step -2] Fill the list of accepted list
+ * [Step -3] Fill the list of rejected list
+ * [Step -4] Send statistics modification response to DU APP
+ *
+ * @param[in] Pst *pst
+ * @param[in] SchStatsModificationRsp *schStatsModificationRsp
+ * @return int
+ * -# ROK
+ **/
+uint8_t MacProcSchStatsModificationRsp(Pst *pst, SchStatsModificationRsp *schStatsModificationRsp)
+{
+ uint8_t ret = RFAILED;
+ uint8_t idx = 0, accptdIdx = 0, rjctdIdx = 0;
+ MacStatsModificationRsp *macStatsModificationRsp = NULLP;
+
+ if(schStatsModificationRsp)
+ {
+ /* [Step -1] */
+ for(idx = 0; idx < macCb.statistics.numPendingStatsRsp; idx++)
+ {
+ if(macCb.statistics.pendingStatsRsp[idx].subscriptionId == schStatsModificationRsp->subscriptionId)
+ {
+ macStatsModificationRsp = &macCb.statistics.pendingStatsRsp[idx];
+ break;
+ }
+ }
+
+ if(macStatsModificationRsp == NULLP)
+ {
+ MAC_FREE(schStatsModificationRsp, sizeof(SchStatsModificationRsp));
+ return RFAILED;
+ }
+
+ /* [Step -2] */
+ for(accptdIdx = 0; accptdIdx<schStatsModificationRsp->numGrpAccepted && macStatsModificationRsp->numGrpAccepted<MAX_NUM_STATS_GRP; accptdIdx++)
+ {
+ macStatsModificationRsp->statsGrpAcceptedList[macStatsModificationRsp->numGrpAccepted++] = schStatsModificationRsp->statsGrpAcceptedList[accptdIdx];
+ }
+
+ /* [Step -3] */
+ for(rjctdIdx = 0; rjctdIdx < schStatsModificationRsp->numGrpRejected && macStatsModificationRsp->numGrpRejected<MAX_NUM_STATS_GRP; rjctdIdx++)
+ {
+ macStatsModificationRsp->statsGrpRejectedList[macStatsModificationRsp->numGrpRejected].groupId = \
+ schStatsModificationRsp->statsGrpRejectedList[rjctdIdx].groupId;
+ macStatsModificationRsp->statsGrpRejectedList[macStatsModificationRsp->numGrpRejected].cause = \
+ schStatsModificationRsp->statsGrpRejectedList[rjctdIdx].cause;
+ macStatsModificationRsp->numGrpRejected++;
+ }
+
+ /* [Step -4] */
+ ret = MacSendStatsModificationRspToDuApp(macStatsModificationRsp);
+ }
+ MAC_FREE(schStatsModificationRsp, sizeof(SchStatsModificationRsp));
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Rejects all statistics modification group requested by DU APP
+ *
+ * @details
+ *
+ * Function : MacRejectAllStatsModification
+ *
+ * Functionality: Add all statistics modification group received in statistics
+ * request from DU APP, to Reject-StatsModification-Group-List in statistics
+ * response to DU APP
+ *
+ * @params[in] Statistics request from DU APP
+ * Cause of rejection
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t MacRejectAllStatsModification(MacStatsModificationReq *macStatsModificationReq, CauseOfResult cause)
+{
+ uint8_t grpIdx = 0;
+ MacStatsModificationRsp macStatsModificationRsp;
+
+ memset(&macStatsModificationRsp, 0, sizeof(MacStatsModificationRsp));
+
+ /* fill the subscriptionId and the rejected list in stats modification rsp */
+ macStatsModificationRsp.subscriptionId = macStatsModificationReq->subscriptionId;
+ for(grpIdx = 0; grpIdx < macStatsModificationReq->numStatsGroup; grpIdx++)
+ {
+ macStatsModificationRsp.statsGrpRejectedList[grpIdx].groupId = macStatsModificationReq->statsGrpList[grpIdx].groupId;
+ macStatsModificationRsp.statsGrpRejectedList[grpIdx].cause = cause;
+ }
+ macStatsModificationRsp.numGrpRejected = macStatsModificationReq->numStatsGroup;
+
+ return MacSendStatsModificationRspToDuApp(&macStatsModificationRsp);
+}
+
+/**
+ * @brief Mac process the statistics Modification Req received from DUAPP
+ *
+ * @details
+ *
+ * Function : MacProcStatsModificationReq
+ *
+ * This function process the statistics Modification request from duapp:
+ * [Step 1] Basic validation. If fails, all stats group in stats request are
+ * rejected.
+ * [Step 2] If basic validations passed, traverse all stats group and
+ * validate each measurement types in each group.
+ * [Step 3] If any measurement type validation fails in a group, that group
+ * is not configured and it is added to stats-group-rejected-list in
+ * mac-stats-response message.
+ * [Step 4] Even if one group passes all validation, it is sent to SCH in
+ * statistics request. The mac-stats-response message is added to
+ * pending-response list. This will be sent to DU APP after stats response
+ * is received from SCH.
+ * [Step 5] If none of the groups passes all validation, mac-stats-response
+ * is sent to du app with all group as part of stats-group-rejected-list.
+ *
+ * @param[in] Pst *pst
+ * @param[in] StatsModificationReq *statsModificationReq
+ * @return int
+ * -# ROK
+ **/
+uint8_t MacProcStatsModificationReq(Pst *pst, MacStatsModificationReq *macStatsModificationReq)
+{
+ Pst schPst;
+ uint8_t ret = RFAILED;
+ bool measTypeInvalid = false;
+ uint8_t macStatsGrpIdx = 0, macStatsIdx = 0;
+ uint8_t schStatsGrpIdx = 0, schStatsIdx = 0;
+ MacStatsGrpInfo *macStatsGrp = NULLP;
+ SchStatsModificationReq *schStatsModificationReq = NULLP;
+ MacStatsModificationRsp *macStatsModificationRsp = NULLP;
+
+ DU_LOG("\nINFO --> MAC : Received Statistics Modification Request from DU_APP");
+
+ if(macStatsModificationReq == NULLP)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsModificationReq(): Received Null pointer");
+ return RFAILED;
+ }
+
+ /* [Step -1] */
+ if(macCb.statistics.numPendingStatsRsp >= MAX_PENDING_STATS_RSP)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsModificationReq: Maximum number of statistics response is pending. \
+ Cannot process new request.");
+ MacRejectAllStatsModification(macStatsModificationReq, RESOURCE_UNAVAILABLE);
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, macStatsModificationReq, sizeof(MacStatsModificationReq));
+ return RFAILED;
+ }
+
+ MAC_ALLOC(schStatsModificationReq, sizeof(SchStatsModificationReq));
+ if(schStatsModificationReq == NULLP)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsModificationReq: Failed to allocate memory");
+ MacRejectAllStatsModification(macStatsModificationReq, RESOURCE_UNAVAILABLE);
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, macStatsModificationReq, sizeof(MacStatsModificationReq));
+ return RFAILED;
+ }
+
+ macStatsModificationRsp = &macCb.statistics.pendingStatsRsp[macCb.statistics.numPendingStatsRsp];
+ memset(macStatsModificationRsp, 0, sizeof(MacStatsModificationRsp));
+
+ /* [Step 2] */
+ schStatsModificationReq->subscriptionId = macStatsModificationReq->subscriptionId;
+ schStatsModificationReq->numStatsGroup = 0;
+ for(macStatsGrpIdx = 0; macStatsGrpIdx < macStatsModificationReq->numStatsGroup; macStatsGrpIdx++)
+ {
+ measTypeInvalid = false;
+ schStatsIdx = 0;
+ macStatsGrp = &macStatsModificationReq->statsGrpList[macStatsGrpIdx];
+
+ for(macStatsIdx=0; macStatsIdx < macStatsGrp->numStats; macStatsIdx++)
+ {
+ switch(macStatsGrp->statsList[macStatsIdx])
+ {
+ case MAC_DL_TOTAL_PRB_USAGE:
+ {
+ schStatsModificationReq->statsGrpList[schStatsGrpIdx].statsList[schStatsIdx] = SCH_DL_TOTAL_PRB_USAGE;
+ break;
+ }
+ case MAC_UL_TOTAL_PRB_USAGE:
+ {
+ schStatsModificationReq->statsGrpList[schStatsGrpIdx].statsList[schStatsIdx] = SCH_UL_TOTAL_PRB_USAGE;
+ break;
+ }
+ default:
+ {
+ DU_LOG("\nERROR --> MAC : MacProcStatsModificationReq: Invalid measurement type [%d]", \
+ macStatsGrp->statsList[macStatsIdx]);
+ measTypeInvalid = true;
+ }
+ }
+
+ if(measTypeInvalid)
+ {
+ memset(&schStatsModificationReq->statsGrpList[schStatsGrpIdx], 0, sizeof(SchStatsGrpInfo));
+ break;
+ }
+
+ schStatsIdx++;
+ }
+
+ if(!measTypeInvalid)
+ {
+ schStatsModificationReq->statsGrpList[schStatsGrpIdx].groupId = macStatsGrp->groupId;
+ schStatsModificationReq->statsGrpList[schStatsGrpIdx].periodicity = macStatsGrp->periodicity;
+ schStatsModificationReq->statsGrpList[schStatsGrpIdx].numStats = schStatsIdx;
+ schStatsGrpIdx++;
+ }
+ else
+ {
+ /* [Step 3] */
+ macStatsModificationRsp->statsGrpRejectedList[macStatsModificationRsp->numGrpRejected].groupId = macStatsGrp->groupId;
+ macStatsModificationRsp->statsGrpRejectedList[macStatsModificationRsp->numGrpRejected].cause = PARAM_INVALID;
+ macStatsModificationRsp->numGrpRejected++;
+ }
+ }
+ schStatsModificationReq->numStatsGroup = schStatsGrpIdx;
+
+ macStatsModificationRsp->subscriptionId = macStatsModificationReq->subscriptionId;
+ if(schStatsModificationReq->numStatsGroup)
+ {
+ /* [Step 4] */
+ macCb.statistics.numPendingStatsRsp++;
+
+ FILL_PST_MAC_TO_SCH(schPst, EVENT_STATISTICS_MODIFY_REQ_TO_SCH);
+ ret = SchMessageRouter(&schPst, (void *)schStatsModificationReq);
+ }
+ else
+ {
+ /* [Step 5] */
+ DU_LOG("\nERROR --> MAC : MacProcStatsModificationReq: All statistics group found invalid");
+ MAC_FREE(schStatsModificationReq, sizeof(SchStatsModificationReq));
+ ret = MacSendStatsModificationRspToDuApp(macStatsModificationRsp);
+ }
+
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, macStatsModificationReq, sizeof(MacStatsModificationReq));
+ return ret;
+}
+