-#include "du_mgr.h"
-#include "du_log.h"
-#include "du_f1ap_msg_hdl.h"
-#include "ckw.h"
-#include "kwu.h"
-
-#include "ckw.x"
-#include "kwu.x"
-
-S16 duHdlEgtpDlData(EgtpMsg *egtpMsg);
-S16 duHdlRlcUlData(Pst *pst, KwuDatIndInfo* datInd, Buffer *mBuf);
-S16 packUeCreateReq(Pst *pst,CkwCfgInfo *cfgInfo);
-S16 cmPkKwuDatReq(Pst * pst,KwuDatReqInfo* datReq,Buffer * mBuf);
+uint8_t duHdlRlcUlData(Pst *pst, KwuDatIndInfo* datInd, Buffer *mBuf);
+uint8_t cmPkKwuDatReq(Pst * pst,KwuDatReqInfo* datReq,Buffer * mBuf);
+uint8_t duBuildAndSendUeCreateReqToMac(uint16_t cellId, uint8_t ueIdx,\
+ uint16_t crnti, MacUeCfg *duMacUeCfg);
+uint8_t duBuildAndSendUeCreateReqToRlc(uint16_t cellId, uint8_t ueIdx, RlcUeCfg *duRlcUeCfg);
+uint8_t duCreateUeCb(UeCcchCtxt *ueCcchCtxt, uint32_t gnbCuUeF1apId);