+short int schActvTmr(Ent ent,Inst inst);
+
+/* Configuration related function declarations */
+void schInitUlSlot(SchUlSlotInfo *schUlSlotInfo);
+void schInitDlSlot(SchDlSlotInfo *schDlSlotInfo);
+void BuildK0K1Table(SchCellCb *cell, SchK0K1TimingInfoTbl *k0K1InfoTbl, bool pdschCfgCmnPres, \
+ SchPdschCfgCmn pdschCmnCfg,SchPdschConfig pdschDedCfg, uint8_t ulAckListCount, uint8_t *UlAckTbl);
+void BuildK2InfoTable(SchCellCb *cell, SchPuschTimeDomRsrcAlloc timeDomRsrcAllocList[], \
+ uint16_t puschSymTblSize, SchK2TimingInfoTbl *msg3K2InfoTbl, SchK2TimingInfoTbl *k2InfoTbl);
+uint8_t SchSendCfgCfm(Pst *pst, RgMngmt *cfm);
+SchUeCb* schGetUeCb(SchCellCb *cellCb, uint16_t crnti);
+uint8_t addUeToBeScheduled(SchCellCb *cell, uint8_t ueId);
+
+/* Incoming message handler function declarations */
+uint8_t schProcessSlotInd(SlotTimingInfo *slotInd, Inst inst);
+uint8_t schProcessRachInd(RachIndInfo *rachInd, Inst schInst);
+uint8_t schProcessCrcInd(CrcIndInfo *crcInd, Inst schInst);
+
+/* DL scheduling related function declarations */
+PduTxOccsaion schCheckSsbOcc(SchCellCb *cell, SlotTimingInfo slotTime);
+PduTxOccsaion schCheckSib1Occ(SchCellCb *cell, SlotTimingInfo slotTime);
+uint8_t schBroadcastSsbAlloc(SchCellCb *cell, SlotTimingInfo slotTime, DlBrdcstAlloc *dlBrdcstAlloc);
+uint8_t schBroadcastSib1Alloc(SchCellCb *cell, SlotTimingInfo slotTime, DlBrdcstAlloc *dlBrdcstAlloc);
+bool schProcessRaReq(Inst schInst, SchCellCb *cellCb, SlotTimingInfo currTime, uint8_t ueId);
+uint8_t schProcessMsg4Req(SchCellCb *cell, SlotTimingInfo currTime, uint8_t ueId,bool isRetxMsg4, SchDlHqProcCb **hqP);
+uint8_t schFillRar(SchCellCb *cell, SlotTimingInfo rarTime, uint16_t ueId, RarAlloc *rarAlloc, uint8_t k0Index);
+uint8_t schDlRsrcAllocDlMsg(SchCellCb *cell, SlotTimingInfo slotTime, uint16_t crnti,
+uint32_t tbSize, DlMsgAlloc *dlMsgAlloc, uint16_t startPRB, uint8_t pdschStartSymbol, uint8_t pdschNumSymbols,bool isRetx, SchDlHqProcCb* hqP);
+uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueId, DlMsgAlloc *msg4Alloc,\
+uint8_t pdschStartSymbol, uint8_t pdschNumSymbols, bool isRetx, SchDlHqProcCb *hqP);
+uint8_t allocatePrbDl(SchCellCb *cell, SlotTimingInfo slotTime, uint8_t startSymbol, uint8_t symbolLength, \
+ uint16_t *startPrb, uint16_t numPrb);
+void fillDlMsgInfo(DlMsgInfo *dlMsgInfo, uint8_t crnti, bool isRetx, SchDlHqProcCb* hqP);
+bool findValidK0K1Value(SchCellCb *cell, SlotTimingInfo currTime, uint8_t ueId, bool dedMsg, uint8_t *pdschStartSymbol,\
+uint8_t *pdschSymblLen, SlotTimingInfo *pdcchTime, SlotTimingInfo *pdschTime, SlotTimingInfo *pucchTime, bool isRetx, SchDlHqProcCb *hqP);
+RaRspWindowStatus isInRaRspWindow(SchRaReq *raReq, SlotTimingInfo frameToCheck, uint16_t numSlotsPerSystemFrame);
+/* UL scheduling related function declarations */