X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2Fcm%2Fdu_app_mac_inf.c;h=75ff5c1e168e632c544e184de9d050efa5a9cfdc;hb=4d45b914f9e94203603d3b9fdbcb1aad361301dd;hp=ee8bb95260c968dae191ee0ad411945a711c2e76;hpb=5ea4c59cb4dd37164953218b0bd355284e11d22c;p=o-du%2Fl2.git

diff --git a/src/cm/du_app_mac_inf.c b/src/cm/du_app_mac_inf.c
index ee8bb9526..75ff5c1e1 100644
--- a/src/cm/du_app_mac_inf.c
+++ b/src/cm/du_app_mac_inf.c
@@ -14,26 +14,9 @@
 #   See the License for the specific language governing permissions and        #
 #   limitations under the License.                                             #
 ################################################################################
-*******************************************************************************/
-
-#include "envopt.h"        /* Environment options */
-#include "envdep.h"        /* Environment dependent */
-#include "envind.h"        /* Environment independent */
-#include "gen.h"           /* General */
-#include "ssi.h"           /* System services */
-#include "ss_queue.h"
-#include "ss_task.h"
-#include "ss_msg.h"
-
-#include "gen.x"           /* general */
-#include "ssi.x"           /* system services */
-#include "cm_tkns.x"       /* Common Token Definitions */
-#include "cm_llist.x"      /* Common Link List Definitions */
-#include "cm_lib.x"        /* Common Library Definitions */
-#include "cm_hash.x"       /* Common Hash List Definitions */
-#include "cm_lte.x"        /* Common LTE Defines */
-
-#include "du_cfg.h"
+ *******************************************************************************/
+
+#include "common_def.h"
 #include "du_app_mac_inf.h"
 
 /**************************************************************************
@@ -53,28 +36,29 @@
  *         RFAILED - failure
  *
  ***************************************************************************/
-U16 packMacCellCfg(Pst *pst, MacCellCfg *macCellCfg)
+uint8_t packMacCellCfg(Pst *pst, MacCellCfg *macCellCfg)
 {
-   if(pst->selector == DU_SELECTOR_LC)
+   if(pst->selector == ODU_SELECTOR_LC)
    {
       /* we are now implemented only light wieght lossely coupled interface */
       return RFAILED;
    }
-   else if(pst->selector == DU_SELECTOR_LWLC)
+   else if(pst->selector == ODU_SELECTOR_LWLC)
    {
       Buffer *mBuf = NULLP;
 
-      if (SGetMsg(pst->region, pst->pool, &mBuf) != ROK) 
+      if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK) 
       {
-         RETVALUE(RFAILED);
+	 return RFAILED;
       }
 
       /* pack the address of the structure */
-      CMCHKPK(cmPkPtr,(PTR)macCellCfg, mBuf);
+      CMCHKPK(oduPackPointer,(PTR)macCellCfg, mBuf);
 
       DU_LOG("\nDU-APP : MAC CELL config sent");
-      RETVALUE(SPstTsk(pst,mBuf));
+      return ODU_POST_TASK(pst,mBuf);
    } 
+   return ROK;
 }
 
 /**************************************************************************
@@ -95,18 +79,15 @@ U16 packMacCellCfg(Pst *pst, MacCellCfg *macCellCfg)
  *         RFAILED - failure
  *
  ***************************************************************************/
-void unpackDuMacCellCfg(
-   DuMacCellCfgReq func,
-   Pst *pst,
-   Buffer *mBuf)
+uint8_t  unpackDuMacCellCfg(DuMacCellCfgReq func, Pst *pst, Buffer *mBuf)
 {
-   U16 ret = ROK;
+   uint16_t ret = ROK;
    MacCellCfg *macCellCfg;
 
-   if(pst->selector == DU_SELECTOR_LWLC)
+   if(pst->selector == ODU_SELECTOR_LWLC)
    {
       /* unpack the address of the structure */
-      CMCHKUNPK(cmUnpkPtr, (PTR *)&macCellCfg, mBuf);
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&macCellCfg, mBuf);
       ret = (*func)(pst, macCellCfg);
    }
    else
@@ -114,7 +95,7 @@ void unpackDuMacCellCfg(
       /* only LWLC is implemented now */
       ret = ROK;
    }
- 
+
    return ret;
 }
 
@@ -135,23 +116,23 @@ void unpackDuMacCellCfg(
  *         RFAILED - failure
  *
  ***************************************************************************/
-U16 packMacCellCfgCfm(Pst *pst, MacCellCfgCfm *macCellCfgCfm)
+uint8_t  packMacCellCfgCfm(Pst *pst, MacCellCfgCfm *macCellCfgCfm)
 {
-   if(pst->selector == DU_SELECTOR_LC)
+   if(pst->selector == ODU_SELECTOR_LC)
    {
       Buffer *mBuf = NULLP;
-      if (SGetMsg(pst->region, pst->pool, &mBuf) != ROK) 
+      if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK) 
       {
-         RETVALUE(RFAILED);
+	 return RFAILED;
       }
 
       /* pack the transaction ID in CNF structure */
-		CMCHKPK(SPkU8, macCellCfgCfm->rsp, mBuf);
-      CMCHKPK(SPkU16, macCellCfgCfm->transId, mBuf);
+      CMCHKPK(oduUnpackUInt16, macCellCfgCfm->cellId, mBuf);
+      CMCHKPK(oduUnpackUInt8, macCellCfgCfm->rsp, mBuf);
 
-      RETVALUE(SPstTsk(pst,mBuf));
+      return ODU_POST_TASK(pst,mBuf);
    }
-   else if(pst->selector == DU_SELECTOR_LWLC)
+   else if(pst->selector == ODU_SELECTOR_LWLC)
    {
       /* only LC is supported */
       return RFAILED;
@@ -176,28 +157,682 @@ U16 packMacCellCfgCfm(Pst *pst, MacCellCfgCfm *macCellCfgCfm)
  *         RFAILED - failure
  *
  ***************************************************************************/
-U16 unpackMacCellCfgCfm(
-   DuMacCellCfgCfm func, 
-   Pst *pst,
-   Buffer *mBuf)
+uint8_t unpackMacCellCfgCfm(DuMacCellCfgCfm func, Pst *pst, Buffer *mBuf)
 {
    MacCellCfgCfm macCellCfgCfm;
 
-   if(pst->selector == DU_SELECTOR_LC)
+   if(pst->selector == ODU_SELECTOR_LC)
    {
       /* unpack the transaction ID in CNF structure */
-      CMCHKUNPK(SUnpkU16, &(macCellCfgCfm.transId), mBuf);
-      CMCHKUNPK(SUnpkU8, &(macCellCfgCfm.rsp), mBuf);
-
-      RETVALUE((*func)(&macCellCfgCfm));
+      CMCHKUNPK(oduPackUInt8, &(macCellCfgCfm.rsp), mBuf);
+      CMCHKUNPK(oduPackUInt16, &(macCellCfgCfm.cellId), mBuf);
+      return (*func)(pst, &macCellCfgCfm);
    }
    else
    {
       /* only loose coupling is suported */
+      return ROK;
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Packs and Send Cell Start Request to MAC
+ *
+ * @details
+ *
+ *    Function : packMacCellStartReq
+ *
+ *    Functionality:
+ *      Packs and Sends Cell Start Request to MAC
+ *
+ * @params[in] Post structure pointer
+ *             MacCellStartInfo pointer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t packMacCellStartReq(Pst *pst, MacCellStartInfo  *cellStartInfo)
+{
+   Buffer *mBuf = NULLP;
+
+   if(pst->selector == ODU_SELECTOR_LC)
+   {
+      /* Loose coupling not supported */
+      return RFAILED;
+   }
+   else if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+
+      if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK)
+      {
+	 DU_LOG("\nDU APP : Memory allocation failed for cell start req pack");
+	 return RFAILED;
+      }
+
+      /* pack the address of the structure */
+      CMCHKPK(oduPackPointer,(PTR)cellStartInfo, mBuf);
+
+   }
+   return ODU_POST_TASK(pst,mBuf);
+}
+
+/*******************************************************************
+ *
+ * @brief Unpacks MAC Cell Start Request from DU APP
+ *
+ * @details
+ *
+ *    Function : unpackMaCellStartReq
+ *
+ *    Functionality:
+ *      Unpacks MAC Cell Start Request from DU APP
+ *
+ * @params[in] Function pointer of cell start request handler
+ *             Post structure pointer
+ *             Cell Start Request Info Pointer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t unpackMacCellStartReq(DuMacCellStartReq func, Pst *pst, Buffer *mBuf)
+{
+   MacCellStartInfo  *cellStartInfo;
+
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      /* unpack the address of the structure */
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&cellStartInfo, mBuf);
+      ODU_PUT_MSG(mBuf); 
+      return (*func)(pst, cellStartInfo);
+   }
+   else
+   {
+      /* Nothing to do for loose coupling */
+      ODU_PUT_MSG(mBuf);
+      return ROK;
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Packs and Send cell stop request to MAC
+ *
+ * @details
+ *
+ *    Function : packMacCellStopReq
+ *
+ *    Functionality:
+ *       Packs and Send cell stop request to MAC
+ *
+ * @params[in] Post structure pointer
+ *             Cell stop info structure 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t packMacCellStopReq(Pst *pst, MacCellStopInfo  *cellStopInfo)
+{
+   if(pst->selector == ODU_SELECTOR_LC)
+   {
+      /* Loose coupling not supported */
+      return RFAILED;
+   }
+   else if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      Buffer *mBuf = NULLP;
+
+      if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK)
+      {
+	 DU_LOG("\nDU APP : Memory allocation failed for cell stop req pack");
+	 return RFAILED;
+      }
+
+      /* pack the address of the structure */
+      CMCHKPK(oduPackPointer,(PTR)cellStopInfo, mBuf);
+
+      return ODU_POST_TASK(pst,mBuf);
    }
    return ROK;
 }
 
+/*******************************************************************
+ *
+ * @brief Unpacks cell stop request from DU APP 
+ *
+ * @details
+ *
+ *    Function : unpackMaCellStopReq 
+ *
+ *    Functionality:
+ *       Unpacks cell stop request from DU APP 
+ *
+ * @params[in] Handler function pointer
+ *             Post structure pointer
+ *             Message Buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t unpackMacCellStopReq(DuMacCellStopReq func, Pst *pst, Buffer *mBuf)
+{
+   MacCellStopInfo  *cellStopInfo;
+
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      /* unpack the address of the structure */
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&cellStopInfo, mBuf);
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, cellStopInfo);
+   }
+   else
+   {
+      /* Nothing to do for loose coupling */
+      ODU_PUT_MSG(mBuf);
+      return ROK;
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Packs and Sends slot ind from MAC to DUAPP
+ *
+ * @details
+ *
+ *    Function : packMacSlotInd
+ *
+ *    Functionality:
+ *       Packs and Sends slot ind from MAC to DUAPP
+ *
+ * @params[in] Post structure pointer
+ *             Slot Info pointer              
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t packMacSlotInd(Pst *pst, SlotIndInfo *slotInfo )
+{
+   Buffer *mBuf = NULLP;
+
+   if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK)
+   {
+      DU_LOG("\nDU APP : Memory allocation failed for cell start req pack");
+      return RFAILED;
+   }
+
+   if(pst->selector == ODU_SELECTOR_LC)
+   {
+      CMCHKPK(oduUnpackUInt16, slotInfo->cellId, mBuf);
+      CMCHKPK(oduUnpackUInt16, slotInfo->sfn, mBuf);
+      CMCHKPK(oduUnpackUInt16, slotInfo->slot, mBuf);
+
+      CM_FREE_SHRABL_BUF(pst->region, pst->pool, slotInfo, sizeof(SlotIndInfo));
+      slotInfo = NULL;
+   }
+   else if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      /* pack the address of the structure */
+      CMCHKPK(oduPackPointer,(PTR)slotInfo, mBuf);
+   }
+   else
+   {
+      ODU_PUT_MSG(mBuf);
+   }
+
+   return ODU_POST_TASK(pst,mBuf);
+}
+
+/*******************************************************************
+ *
+ * @brief Unpacks slot indication from MAC
+ *
+ * @details
+ *
+ *    Function : unpackMacSlotInd
+ *
+ *    Functionality:
+ *         Unpacks slot indication from MAC
+ *
+ * @params[in] Pointer to Handler
+ *             Post structure pointer
+ *             Message Buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t unpackMacSlotInd(DuMacSlotInd func, Pst *pst, Buffer *mBuf)
+{
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      SlotIndInfo *slotInfo;
+
+      /* unpack the address of the structure */
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&slotInfo, mBuf);
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, slotInfo);
+   }
+   else if(pst->selector == ODU_SELECTOR_LC)
+   {
+      SlotIndInfo slotInfo;
+
+      CMCHKUNPK(oduPackUInt16, &(slotInfo.slot), mBuf);
+      CMCHKUNPK(oduPackUInt16, &(slotInfo.sfn), mBuf);
+      CMCHKUNPK(oduPackUInt16, &(slotInfo.cellId), mBuf);
+
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, &slotInfo);
+
+   }
+   else
+   {
+      /* Nothing to do for loose coupling */
+      ODU_PUT_MSG(mBuf);
+      return ROK;
+   }
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Packs and Sends stop ind from MAC to DUAPP
+ *
+ * @details
+ *
+ *    Function : packMacStopInd
+ *
+ *    Functionality:
+ *       Packs and Sends stop ind from MAC to DUAPP
+ *
+ * @params[in] Post structure pointer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t packMacStopInd(Pst *pst, MacCellStopInfo *cellStopId)
+{
+   Buffer *mBuf = NULLP;
+
+   if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK)
+   {
+      DU_LOG("\nDU APP : Memory allocation failed for stop Ind pack");
+      return RFAILED;
+   }
+
+   if(pst->selector == ODU_SELECTOR_LC)
+   {
+      /*pack the payload here*/
+      DU_LOG("\nDU APP : Packed CellId");
+      CMCHKPK(oduUnpackUInt16, cellStopId->cellId, mBuf);
+      CM_FREE_SHRABL_BUF(pst->region, pst->pool, cellStopId, sizeof(MacCellStopInfo));
+      cellStopId = NULL;
+   }
+   else if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      /* pack the address of the structure */
+      CMCHKPK(oduPackPointer,(PTR)cellStopId, mBuf);
+   }
+   else
+   {
+      ODU_PUT_MSG(mBuf);
+   }
+
+   return ODU_POST_TASK(pst,mBuf);
+}
+
+/*******************************************************************
+ *
+ * @brief Unpacks stop indication from MAC
+ *
+ * @details
+ *
+ *    Function : unpackMacStopInd
+ *
+ *    Functionality:
+ *         Unpacks stop indication from MAC
+ *
+ * @params[in] Pointer to Handler
+ *             Post structure pointer
+ *             Message Buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t unpackMacStopInd(DuMacStopInd func, Pst *pst, Buffer *mBuf)
+{
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      MacCellStopInfo *cellStopId;
+      /* unpack the address of the structure */
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&cellStopId, mBuf);
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, cellStopId);
+   }
+   else if(pst->selector == ODU_SELECTOR_LC)
+   {
+      MacCellStopInfo cellStopId;
+      CMCHKUNPK(oduPackUInt16, &(cellStopId.cellId), mBuf);
+
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, &cellStopId);
+
+   }
+   else
+   {
+      /* Nothing to do for loose coupling */
+      ODU_PUT_MSG(mBuf);
+      return ROK;
+   }
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Packs and Sends UL CCCH Ind from MAC to DUAPP
+ *
+ * @details
+ *
+ *    Function : packMacUlCcchInd
+ *
+ *    Functionality:
+ *       Packs and Sends UL CCCH Ind from MAC to DUAPP
+ *
+ * @params[in] Post structure pointer
+ *             UL CCCH Ind pointer              
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t packMacUlCcchInd(Pst *pst, UlCcchIndInfo *ulCcchIndInfo)
+{
+   Buffer *mBuf = NULLP;
+
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK)
+      {
+	 DU_LOG("\nMAC : Memory allocation failed at packMacUlCcchInd");
+	 return RFAILED;
+      }
+      /* pack the address of the structure */
+      CMCHKPK(oduPackPointer,(PTR)ulCcchIndInfo, mBuf);
+   }
+   else
+   {
+      DU_LOG("\nMAC: Only LWLC supported for UL CCCH Ind ");
+      return RFAILED;
+   }
+
+   return ODU_POST_TASK(pst,mBuf);
+}
+
+/*******************************************************************
+ *
+ * @brief Unpacks UL CCCH indication from MAC
+ *
+ * @details
+ *
+ *    Function : unpackMacUlCcchInd
+ *
+ *    Functionality:
+ *         Unpacks UL CCCH indication from MAC
+ *
+ * @params[in] Pointer to Handler
+ *             Post structure pointer
+ *             Message Buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t unpackMacUlCcchInd(DuMacUlCcchInd func, Pst *pst, Buffer *mBuf)
+{
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      UlCcchIndInfo *ulCcchIndInfo;
+
+      /* unpack the address of the structure */
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&ulCcchIndInfo, mBuf);
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, ulCcchIndInfo);
+   }
+   else
+   {
+      /* Nothing to do for other selectors */
+      DU_LOG("\n Only LWLC supported for UL CCCH Ind ");
+      ODU_PUT_MSG(mBuf);
+   }
+   return RFAILED;
+}
+
+/*******************************************************************
+ *
+ * @brief Packs and Sends DL CCCH Ind from DUAPP to MAC
+ *
+ * @details
+ *
+ *    Function : packMacDlCcchInd
+ *
+ *    Functionality:
+ *       Packs and Sends DL CCCH Ind from DUAPP to MAC
+ *
+ *
+ * @params[in] Post structure pointer
+ *             DL CCCH Ind pointer              
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t packMacDlCcchInd(Pst *pst, DlCcchIndInfo *dlCcchIndInfo)
+{
+   Buffer *mBuf = NULLP;
+
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK)
+      {
+	 DU_LOG("\nMAC : Memory allocation failed at packMacDlCcchInd");
+	 return RFAILED;
+      }
+      /* pack the address of the structure */
+      CMCHKPK(oduPackPointer,(PTR)dlCcchIndInfo, mBuf);
+   }
+   else
+   {
+      DU_LOG("\nDU APP: Only LWLC supported for DL CCCH Ind ");
+      return RFAILED;
+   }
+
+   return ODU_POST_TASK(pst,mBuf);
+}
+
+/*******************************************************************
+ *
+ * @brief Unpacks DL CCCH indication from DU APP
+ *
+ * @details
+ *
+ *    Function : unpackMacDlCcchInd
+ *
+ *    Functionality:
+ *         Unpacks DL CCCH indication from DU APP
+ *
+ * @params[in] Pointer to Handler
+ *             Post structure pointer
+ *             Message Buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t unpackMacDlCcchInd(DuMacDlCcchInd func, Pst *pst, Buffer *mBuf)
+{
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      DlCcchIndInfo *dlCcchIndInfo;
+
+      /* unpack the address of the structure */
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&dlCcchIndInfo, mBuf);
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, dlCcchIndInfo);
+   }
+   else
+   {
+      /* Nothing to do for other selectors */
+      DU_LOG("\n Only LWLC supported for DL CCCH Ind ");
+      ODU_PUT_MSG(mBuf);
+   }
+
+   return RFAILED;
+}
+
+/*******************************************************************
+ *
+ * @brief Packs and Sends UE create Request from DUAPP to MAC
+ *
+ * @details
+ *
+ *    Function : packDuMacUeCreateReq
+ *
+ *    Functionality:
+ *       Packs and Sends UE Create Request from DUAPP to MAC
+ *
+ *
+ * @params[in] Post structure pointer
+ *             MacUeCfg pointer              
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t packDuMacUeCreateReq(Pst *pst, MacUeCfg *ueCfg)
+{
+   Buffer *mBuf = NULLP;
+
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK)
+      {
+	 DU_LOG("\nMAC : Memory allocation failed at packDuMacUeCreateReq");
+	 return RFAILED;
+      }
+      /* pack the address of the structure */
+      CMCHKPK(oduPackPointer,(PTR)ueCfg, mBuf);
+   }
+   else
+   {
+      DU_LOG("\nMAC: Only LWLC supported for packDuMacUeCreateReq");
+      return RFAILED;
+   }
+
+   return ODU_POST_TASK(pst,mBuf);
+}
+
+/*******************************************************************
+ *
+ * @brief Unpacks UE Create Request received from DU APP
+ *
+ * @details
+ *
+ *    Function : unpackMacUeCreateReq
+ *
+ *    Functionality:
+ *         Unpacks UE Create Request received from DU APP
+ *
+ * @params[in] Pointer to Handler
+ *             Post structure pointer
+ *             Message Buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t unpackMacUeCreateReq(DuMacUeCreateReq func, Pst *pst, Buffer *mBuf)
+{
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      MacUeCfg *ueCfg;
+
+      /* unpack the address of the structure */
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&ueCfg, mBuf);
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, ueCfg);
+   }
+   else
+   {
+      /* Nothing to do for other selectors */
+      DU_LOG("\n Only LWLC supported for UE Create Request ");
+      ODU_PUT_MSG(mBuf);
+   }
+
+   return RFAILED;
+}
+
+/*******************************************************************
+ *
+ * @brief Pack and send UE config response from MAC to DU APP
+ *
+ * @details
+ *
+ *    Function : packDuMacUeCreateRsp
+ *
+ *    Functionality:
+ *       Pack and send UE config response from MAC to DU APP
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t packDuMacUeCreateRsp(Pst *pst, MacUeCfgRsp *cfgRsp)
+{
+   Buffer *mBuf = NULLP;
+
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      if (ODU_GET_MSG(pst->region, pst->pool, &mBuf) != ROK)
+      {
+	 DU_LOG("\nMAC : Memory allocation failed at packDuMacUeCfgRsp");
+	 return RFAILED;
+      }
+      /* pack the address of the structure */
+      CMCHKPK(oduPackPointer,(PTR)cfgRsp, mBuf);
+   }
+   else
+   {
+      DU_LOG("\nMAC: Only LWLC supported for packDuMacUeCfgRsp");
+      return RFAILED;
+   }
+
+   return ODU_POST_TASK(pst,mBuf);
+}
+
+/*******************************************************************
+ *
+ * @brief Unpack UE Config Response from MAC to DU APP
+ *
+ * @details
+ *
+ *    Function : unpackDuMacUeCreateRsp
+ *
+ *    Functionality: Unpack UE Config Response from MAC to DU APP
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t unpackDuMacUeCreateRsp(DuMacUeCreateRspFunc func, Pst *pst, Buffer *mBuf)
+{
+   if(pst->selector == ODU_SELECTOR_LWLC)
+   {
+      MacUeCfgRsp *cfgRsp;
+
+      /* unpack the address of the structure */
+      CMCHKUNPK(oduUnpackPointer, (PTR *)&cfgRsp, mBuf);
+      ODU_PUT_MSG(mBuf);
+      return (*func)(pst, cfgRsp);
+   }
+
+   ODU_PUT_MSG(mBuf);
+   return RFAILED;
+}
+
 /**********************************************************************
-         End of file
-**********************************************************************/
+  End of file
+ **********************************************************************/