+/*******************************************************************
+ *
+ * @brief Handles DL CCCH Ind from DU APP
+ *
+ * @details
+ *
+ * Function : MacProcDlCcchInd
+ *
+ * Functionality:
+ * Handles DL CCCH Ind from DU APP
+ *
+ * @params[in] Post structure pointer
+ * DL CCCH Ind pointer
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t MacProcDlCcchInd(Pst *pst, DlCcchIndInfo *dlCcchIndInfo)
+{
+ uint16_t cellIdx;
+ uint16_t idx;
+ DlRlcBOInfo dlBoInfo;
+ memset(&dlBoInfo, 0, sizeof(DlRlcBOInfo));
+
+ DU_LOG("\nMAC : Handling DL CCCH IND");
+
+ GET_CELL_IDX(dlCcchIndInfo->cellId, cellIdx);
+
+ dlBoInfo.cellId = dlCcchIndInfo->cellId;
+ dlBoInfo.crnti = dlCcchIndInfo->crnti;
+ dlBoInfo.numLc = 0;
+
+ if(dlCcchIndInfo->msgType == RRC_SETUP)
+ {
+ dlBoInfo.boInfo[dlBoInfo.numLc].lcId = SRB_ID_0; // SRB ID 0 for msg4
+ dlBoInfo.boInfo[SRB_ID_0].dataVolume = \
+ dlCcchIndInfo->dlCcchMsgLen;
+ dlBoInfo.numLc++;
+
+ /* storing Msg4 Pdu in raCb */
+ if(macCb.macCell[cellIdx]->macRaCb[0].crnti == dlCcchIndInfo->crnti)
+ {
+ macCb.macCell[cellIdx]->macRaCb[0].msg4PduLen = dlCcchIndInfo->dlCcchMsgLen;
+ MAC_ALLOC(macCb.macCell[cellIdx]->macRaCb[0].msg4Pdu, \
+ macCb.macCell[cellIdx]->macRaCb[0].msg4PduLen);
+ if(macCb.macCell[cellIdx]->macRaCb[0].msg4Pdu)
+ {
+ for(idx = 0; idx < dlCcchIndInfo->dlCcchMsgLen; idx++)
+ {
+ macCb.macCell[cellIdx]->macRaCb[0].msg4Pdu[idx] =\
+ dlCcchIndInfo->dlCcchMsg[idx];
+ }
+ }
+ }
+ }
+ sendDlRlcBoInfoMacToSch(&dlBoInfo);
+
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, dlCcchIndInfo->dlCcchMsg, \
+ dlCcchIndInfo->dlCcchMsgLen);
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, dlCcchIndInfo, sizeof(DlCcchIndInfo));
+ return ROK;
+
+}
+
+/*******************************************************************
+ *
+ * @brief Sends UL CCCH Ind to DU APP
+ *
+ * @details
+ *
+ * Function : macSendUlCcchInd
+ *
+ * Functionality:
+ * MAC sends UL CCCH Ind to DU APP
+ *
+ * @params[in] Post structure pointer
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t macSendUlCcchInd(uint8_t *rrcContainer, uint16_t cellId, uint16_t crnti)
+{
+ Pst pst;
+ uint8_t ret = ROK;
+ UlCcchIndInfo *ulCcchIndInfo = NULLP;
+
+ MAC_ALLOC_SHRABL_BUF(ulCcchIndInfo, sizeof(UlCcchIndInfo));
+ if(!ulCcchIndInfo)
+ {
+ DU_LOG("\nMAC: Memory failed in macSendUlCcchInd");
+ return RFAILED;
+ }
+
+ ulCcchIndInfo->cellId = cellId;
+ ulCcchIndInfo->crnti = crnti;
+ ulCcchIndInfo->ulCcchMsg = rrcContainer;
+
+ /* Fill Pst */
+ FILL_PST_MAC_TO_DUAPP(pst, EVENT_MAC_UL_CCCH_IND);
+
+ if(MacDuAppUlCcchInd(&pst, ulCcchIndInfo) != ROK)
+ {
+ DU_LOG("\nMAC: Failed to send UL CCCH Ind to DU APP");
+ MAC_FREE_SHRABL_BUF(MAC_MEM_REGION, MAC_POOL, ulCcchIndInfo->ulCcchMsg,
+ strlen((const char*)ulCcchIndInfo->ulCcchMsg));
+ MAC_FREE_SHRABL_BUF(MAC_MEM_REGION, MAC_POOL, ulCcchIndInfo, sizeof(UlCcchIndInfo));
+ ret = RFAILED;
+ }
+ return ret;
+}
+