/*****************************************************************
******************************************************************
***                                                            ***
***        (C)Copyright 2012, American Megatrends Inc.         ***
***                                                            ***
***                    All Rights Reserved                     ***
***                                                            ***
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******************************************************************
******************************************************************
******************************************************************
* File Name :- SELReclaim.c
* Description :- Delete SEL Space Reclaim using Linked List/
                 Split File  Mechanism
*
* Author: Suresh Vijayakumar (sureshv@amiindia.co.in)
*
* Revision History:
* 10/4/2012
*     Author : Suresh Vijayakumar
*     Added Support for File Merging on Delete SEL Entries.
*
* 12/5/2012
*     Author : Suresh Vijayakumar
*     Added Migration Support (INI Format for SEL Reclaim 
      Information alone).
*****************************************************************/
#define ENABLE_DEBUG_MACROS 0

#include "Debug.h"
#include "IPMIConf.h"
#include "parse-ex.h"

/**
*@fn AddSELReclaimNode
*@brief This function is invoked to Add the SEL Record to a Node of linked List
*@return Returns 0 on success
*@return Returns -1 on failure
*/
int AddSELRecalimNode(SELEventNode **HeadNode,SELEventNode **TailNode,SELRec_T *SELRecord,unsigned int FileIndex,int BMCInst)
{
    struct SELEventNode *CurrentNode = NULL;
    if(*HeadNode == NULL)
    {
         CurrentNode  = SEL_MALLOC(SELEventNode);
         if( CurrentNode  == NULL )
         {
             IPMI_ERROR("Cannot Allocate Memory for SEL Reclaim Node\n");
             return -1;
         }

         memcpy(&CurrentNode->SELRecord,SELRecord,sizeof(SELRec_T));
         CurrentNode->FileIndex = FileIndex;
         CurrentNode->NextRec = NULL;
         CurrentNode->PrevRec = NULL;

         /* Assign the Current Node as this is the Head Node Now */
         *HeadNode = CurrentNode;

         SEL_RECORD_ADDR(BMCInst,SELRecord->EvtRecord.hdr.ID).RecAddr=CurrentNode;

         g_BMCInfo[BMCInst].SELReclaimRepos.pSELReclaimInfo->MaxRecPos=0;
         SEL_RECORD_ADDR(BMCInst,SELRecord->EvtRecord.hdr.ID).RecPos=++g_BMCInfo[BMCInst].SELReclaimRepos.pSELReclaimInfo->MaxRecPos;
         TDBG("Adding first SEL %d \n",g_BMCInfo[BMCInst].SELReclaimRepos.pSELReclaimInfo->MaxRecPos);

         LOCK_BMC_SHARED_MEM(BMCInst);
         BMC_GET_SHARED_MEM(BMCInst)->m_FirstRecID = SELRecord->EvtRecord.hdr.ID;
         BMC_GET_SHARED_MEM(BMCInst)->m_LastRecID = SELRecord->EvtRecord.hdr.ID;
         UNLOCK_BMC_SHARED_MEM(BMCInst);

         CurrentNode = NULL;

         return 0;
    }
    else
    {
         if(*TailNode == NULL)
         {
             CurrentNode = *HeadNode;
         }
         else
         {
             CurrentNode = *TailNode;
         }

         CurrentNode->NextRec = SEL_MALLOC(SELEventNode);
         if(CurrentNode->NextRec == NULL )
         {
             IPMI_ERROR("Cannot Allocate Memory for SEL Reclaim Node\n");
             return -1;
         }

         memcpy(&(CurrentNode->NextRec)->SELRecord,SELRecord,sizeof(SELRec_T));
         (CurrentNode->NextRec)->FileIndex = FileIndex;
         (CurrentNode->NextRec)->NextRec = NULL;
         (CurrentNode->NextRec)->PrevRec = CurrentNode;

         SEL_RECORD_ADDR(BMCInst,SELRecord->EvtRecord.hdr.ID).RecAddr=CurrentNode->NextRec;

         SEL_RECORD_ADDR(BMCInst,SELRecord->EvtRecord.hdr.ID).RecPos=++g_BMCInfo[BMCInst].SELReclaimRepos.pSELReclaimInfo->MaxRecPos;
         TDBG("Adding first SEL %d \n",g_BMCInfo[BMCInst].SELReclaimRepos.pSELReclaimInfo->MaxRecPos);

         *TailNode = CurrentNode->NextRec;

         LOCK_BMC_SHARED_MEM(BMCInst);
         BMC_GET_SHARED_MEM(BMCInst)->m_LastRecID = SELRecord->EvtRecord.hdr.ID;
         UNLOCK_BMC_SHARED_MEM(BMCInst);

         CurrentNode = NULL;

         return 0;
    }
}

/**
*@fn DeleteReclaimAllSELNode
*@brief This function is invoked to Delete the All SEL Record Node
*@return Returns none
*/

void DeleteReclaimAllSELNode(SELEventNode **HeadNode,SELEventNode **TailNode,int BMCInst)
{
     struct SELEventNode *CurrentNode = NULL;

     CurrentNode = *HeadNode;
     while(CurrentNode != NULL)
     {
          *HeadNode = CurrentNode->NextRec;
          SEL_RECORD_ADDR(BMCInst, CurrentNode->SELRecord.EvtRecord.hdr.ID).RecAddr = NULL;
          SEL_RECORD_ADDR(BMCInst, CurrentNode->SELRecord.EvtRecord.hdr.ID).RecPos = 0;
          AddSELRecordIDNode(&(SEL_RECLAIM_RECORD_HEAD_NODE(BMCInst)),&(SEL_RECLAIM_RECORD_TAIL_NODE(BMCInst)),
                                               CurrentNode->SELRecord.EvtRecord.hdr.ID,BMCInst);
          SEL_FREE(CurrentNode);
          CurrentNode = *HeadNode;
     }

     *TailNode = NULL;
}

/**
*@fn DeleteSELReclaimNode
*@brief This function is invoked to Delete the Node based on the Record ID
*@return Returns 0 on success
*@return Returns -1 on failure
*/
int DeleteSELReclaimNode(SELEventNode **HeadNode,SELEventNode **TailNode,INT16U RecordID,unsigned int *FileIndex,int BMCInst)
{
    struct SELEventNode *CurrentNode,*PrevNode = NULL;
    _FAR_  PEFRecordDetailsConfig_T*        pPEFRecordDetailsConfig;
     BMCInfo_t *pBMCInfo = &g_BMCInfo[BMCInst];

    CurrentNode = *HeadNode;

    pPEFRecordDetailsConfig  = &pBMCInfo->PEFRecordDetailsConfig;

    SEL_RECORD_ADDR(BMCInst,RecordID).RecAddr = NULL;
    SEL_RECORD_ADDR(BMCInst,RecordID).RecPos = 0;

    while( CurrentNode != NULL )
    {
          if(CurrentNode->SELRecord.EvtRecord.hdr.ID == RecordID)
          {
              if(CurrentNode == *HeadNode)
              {
                   if(NULL != CurrentNode->NextRec)
                   {
                       (CurrentNode->NextRec)->PrevRec = NULL;
                   }
                   *HeadNode = CurrentNode->NextRec;

                   LOCK_BMC_SHARED_MEM(BMCInst);
                   if(*HeadNode != NULL)
                   {
                       BMC_GET_SHARED_MEM(BMCInst)->m_FirstRecID = (*HeadNode)->SELRecord.EvtRecord.hdr.ID;

                       if(*HeadNode == *TailNode)
                       {
                           *TailNode = NULL;
                           BMC_GET_SHARED_MEM(BMCInst)->m_LastRecID = (*HeadNode)->SELRecord.EvtRecord.hdr.ID;;
                       }
                   }
                   else
                   {
                       BMC_GET_SHARED_MEM(BMCInst)->m_FirstRecID = 0;
                       BMC_GET_SHARED_MEM(BMCInst)->m_LastRecID = 0;

                       *TailNode = NULL;
                   }
                   UNLOCK_BMC_SHARED_MEM(BMCInst);

                  *FileIndex = CurrentNode->FileIndex;
                  if(pPEFRecordDetailsConfig->LastBMCProcessedEventID == RecordID)
                   { 
                      TDBG("deleting first node\n");
                      pPEFRecordDetailsConfig->LastBMCProcessedEventID=0xFFFF;
                      FlushIPMI((INT8U*)&pBMCInfo->PEFRecordDetailsConfig,(INT8U*)&pBMCInfo->PEFRecordDetailsConfig.LastBMCProcessedEventID,
                      pBMCInfo->IPMIConfLoc.PEFRecordDetailsConfigAddr,sizeof(pBMCInfo->PEFRecordDetailsConfig.LastBMCProcessedEventID),BMCInst);
                      TDBG("Setting Last Processed ID while deleting %d\n", pPEFRecordDetailsConfig->LastBMCProcessedEventID);
                   }

                   SEL_FREE(CurrentNode);

                   
              }
              else
              {
                   PrevNode->NextRec = CurrentNode->NextRec;
                   if(NULL != CurrentNode->NextRec)
                   {
                       (CurrentNode->NextRec)->PrevRec = PrevNode;
                   }
                   *FileIndex = CurrentNode->FileIndex;

                   if( CurrentNode ==*TailNode )
                   {
                      LOCK_BMC_SHARED_MEM(BMCInst);

                      if(PrevNode == *HeadNode)
                      {
                          BMC_GET_SHARED_MEM(BMCInst)->m_LastRecID = (*HeadNode)->SELRecord.EvtRecord.hdr.ID;;
                          *TailNode = NULL;
                      }
                      else
                      {
                           BMC_GET_SHARED_MEM(BMCInst)->m_LastRecID = PrevNode->SELRecord.EvtRecord.hdr.ID;
                           *TailNode = PrevNode;
                      }

                      UNLOCK_BMC_SHARED_MEM(BMCInst);
                   }
                   
                   if((pPEFRecordDetailsConfig->LastBMCProcessedEventID==RecordID) && (pPEFRecordDetailsConfig->LastBMCProcessedEventID!=0xFFFF))
                   { 
                      pPEFRecordDetailsConfig->LastBMCProcessedEventID=PrevNode->SELRecord.EvtRecord.hdr.ID;
                      FlushIPMI((INT8U*)&pBMCInfo->PEFRecordDetailsConfig,(INT8U*)&pBMCInfo->PEFRecordDetailsConfig.LastBMCProcessedEventID,
                      pBMCInfo->IPMIConfLoc.PEFRecordDetailsConfigAddr,sizeof(pBMCInfo->PEFRecordDetailsConfig.LastBMCProcessedEventID),BMCInst);
                      TDBG("Setting Last Processed ID while deleting %d\n", pPEFRecordDetailsConfig->LastBMCProcessedEventID);
                   }

                   SEL_FREE(CurrentNode);

                   
              }
              
              return 0;
          }
          else
          {
              PrevNode = CurrentNode;
              CurrentNode = CurrentNode->NextRec;
          }
    }
    return -1;
}

/**
*@fn AddSELRecordIDNode
*@brief This function is invoked to Add Record ID to the free
        pool of Record ID Linked List
*@return Returns 0 on success
*@return Returns -1 on failure
*/

int AddSELRecordIDNode(SELRecIDNode **HeadNode,SELRecIDNode **TailNode,INT16U RecordID,int BMCInst)
{
    struct  SELRecIDNode *CurrentNode = NULL;

    if(*HeadNode == NULL)
    {
        CurrentNode = SEL_MALLOC(SELRecIDNode);
        if(CurrentNode == NULL)
        {
            IPMI_ERROR("Cannot Allocate Memory for Record ID Node\n");
            return -1;
        }

        CurrentNode->RecordID = RecordID;
        CurrentNode->NextRecID = NULL;

        *HeadNode = CurrentNode;

        CurrentNode = NULL;

        return 0;
    }
    else
    {
      if(*TailNode == NULL)
      {
          CurrentNode = *HeadNode;
      }
       else
      {
          CurrentNode = *TailNode;
      }

      CurrentNode->NextRecID = SEL_MALLOC(SELRecIDNode);
      if(CurrentNode->NextRecID == NULL )
      {
          IPMI_ERROR("Cannot Allocate Memory for SEL Record ID Node\n");
          return -1;
      }

       (CurrentNode->NextRecID)->RecordID = RecordID;
       (CurrentNode->NextRecID)->NextRecID = NULL;

       *TailNode = CurrentNode->NextRecID;

       CurrentNode = NULL;

       return 0;
    }
}

/**
*@fn AddSELRecordIDNode
*@brief This function is invoked to Delete Record ID
        from free pool of Record ID Linked List
*@return Returns 0 on success
*@return Returns -1 on failure
*/
int DeleteSELRecordIDHeadNode(SELRecIDNode **HeadNode , SELRecIDNode **TailNode)
{
     struct SELRecIDNode *CurrentNode = NULL;

     CurrentNode = *HeadNode;
     if(CurrentNode != NULL)
     {
         *HeadNode = CurrentNode->NextRecID;
         if(*HeadNode == *TailNode)
         {
             *TailNode = NULL;
         }
         SEL_FREE(CurrentNode);
         return 0;
     }

     return -1;
}

/**
*@fn UpdateRecordIDList
*@brief This function is invoked to free pool
        list of Record ID
*@return Returns 0 on success
*@return Returns -1 on failure
*/
int UpdateRecordIDList(INT8U *RecordID,int BMCInst)
{
    BMCInfo_t *pBMCInfo = &g_BMCInfo[BMCInst];
    int RetVal,RecordCount = 0;
    INT16U MaxRecordCnt = ((pBMCInfo->IpmiConfig.SELAllocationSize *1024)/sizeof(SELRec_T));

    for(RecordCount = 1;RecordCount <= MaxRecordCnt ;RecordCount++) 
    {
       if(RecordID[RecordCount] == FALSE)
      {    
            SEL_RECORD_ADDR(BMCInst,RecordCount).RecAddr=NULL;
            SEL_RECORD_ADDR(BMCInst,RecordCount).RecPos=0;
            RetVal = AddSELRecordIDNode(&(SEL_RECLAIM_RECORD_HEAD_NODE(BMCInst)),&(SEL_RECLAIM_RECORD_TAIL_NODE(BMCInst))
                                                              ,RecordCount,BMCInst);
            if(RetVal == -1)
            {
                IPMI_ERROR("Cannot Add Record ID to Node\n");
                return -1;
            }
      }
    }

    return 0;
}

/**
*@fn GetNextReclaimRecordID
*@brief This function is invoked to Get 
        Valid Record ID from free pool
*@return Returns 0 on success
*@return Returns -1 on failure
*/
INT16U GetNextReclaimRecordID(int BMCInst)
{
    BMCInfo_t *pBMCInfo =&g_BMCInfo[BMCInst];
    int CircularSEL=0;
    INT16U RecordID = 0;

    if(g_corefeatures.circular_sel == ENABLED)
    {
        CircularSEL = pBMCInfo->AMIConfig.CircularSEL;
    }

    if(SEL_RECLAIM_RECORD_HEAD_NODE(BMCInst) != NULL)
    {
        RecordID = SEL_RECLAIM_RECORD_HEAD_NODE(BMCInst)->RecordID;

        DeleteSELRecordIDHeadNode(&SEL_RECLAIM_RECORD_HEAD_NODE(BMCInst),&SEL_RECLAIM_RECORD_TAIL_NODE(BMCInst));

        return RecordID;
    }
    else if((CircularSEL)  && (pBMCInfo->SELReclaimRepos.pSELReclaimInfo->NumRecords >= pBMCInfo->SELConfig.MaxSELRecord ))
    {
         RecordID = BMC_GET_SHARED_MEM(BMCInst)->m_FirstRecID;

         return RecordID;
    }

    return 0;
}

/**
*@fn FlushAddReclaimSEL
*@brief This function is invoked to Flush 
        Valid Record to File based on the
        Last File Index
*@return Returns 0 on success
*@return Returns -1 on failure
*/
int FlushAddReclaimSEL(SELRec_T *SELRecord,int BMCInst)
{
    BMCInfo_t *pBMCInfo = &g_BMCInfo[BMCInst];
    int nRet=0;
    unsigned int FileSize = 0;
    INT16U Length,MaxRecords = 0;
    char TempFileName[MAXFILESIZE],OrigFileName[MAXFILESIZE]={0};
    char DirName[MAXFILESIZE]={0};
    SELRec_T FileSELRecord[MAX_SEL_RECORD];

    if((pBMCInfo->SELReclaimRepos.pSELReclaimInfo->NumRecords >= pBMCInfo->SELConfig.MaxSELRecord) &&
       (pBMCInfo->SELConfig.MaxSELRecord != 0))
    {
        nRet = ReFlushDeleteReclaimSEL(SELRecord->EvtRecord.hdr.ID, BMCInst);
        if(nRet < 0)
        {
            IPMI_ERROR("Cannot Delete the First Node in SEL List\n");
            return -1;
        }
    }

      SEL_RECLAIM_DIR(BMCInst,(char *)DirName);

      sprintf(OrigFileName,"%s/%.10u.dat",DirName,pBMCInfo->SELReclaimRepos.pSELReclaimInfo->LastFileIndex);

      FileSize = GetReclaimFileSize(OrigFileName);
      if(FileSize != 0)
      {
          MaxRecords = FileSize/sizeof(SELRec_T);
          if(MaxRecords == MAX_SEL_RECORD)
          {              
              pBMCInfo->SELReclaimRepos.pSELReclaimInfo->LastFileIndex++;
              sprintf(OrigFileName,"%s/%.10u.dat",DirName,pBMCInfo->SELReclaimRepos.pSELReclaimInfo->LastFileIndex);
              FileSize = 0;
              MaxRecords = 0;
          }
      }
     
     nRet = AddSELRecalimNode(&(SEL_RECLAIM_HEAD_NODE(BMCInst)),&(SEL_RECLAIM_TAIL_NODE(BMCInst)),SELRecord
                                                  ,pBMCInfo->SELReclaimRepos.pSELReclaimInfo->LastFileIndex,BMCInst);
     if(nRet < 0)
     {
         IPMI_ERROR("Cannot Add the Requested Record in SEL List\n");
         return -1;
     }

      if(MaxRecords == (MAX_SEL_RECORD-1))
      {
            Length = ReadWriteNVR(OrigFileName, (INT8U *)&FileSELRecord[0], 0,FileSize , READ_NVR);
            if(Length < FileSize)
            {
                IPMI_ERROR("Minimal Reading of SEL Record has taken place\n");
                return -1;
            }

           memcpy(&FileSELRecord[MAX_SEL_RECORD-1],SELRecord,sizeof(SELRec_T));
           sprintf(TempFileName,"%s/%.10u_t.dat",DirName,pBMCInfo->SELReclaimRepos.pSELReclaimInfo->LastFileIndex);

            Length = ReadWriteNVR(TempFileName,(INT8U *)&FileSELRecord[0],0,FileSize+sizeof(SELRec_T),WRITE_NVR);
            if(Length < FileSize+sizeof(SELRec_T))
            {
                IPMI_ERROR("Minimal Writing of SEL Record has taken place\n");
                return -1;
            }

           unlink(OrigFileName);
           rename(TempFileName,OrigFileName);

      }
      else
      {
            Length = ReadWriteNVR(OrigFileName,(INT8U *)SELRecord,FileSize,sizeof(SELRec_T),WRITE_NVR);
            if(Length < sizeof(SELRec_T))
            {
                IPMI_ERROR("Minimal Writing of SEL Record has taken place\n");
                return -1;
            }
      }

      return 0;
}

/**
*@fn GetReclaimFileSize
*@brief This function is invoked to Get 
        Size of File
*@return Returns File Size on success
*@return Returns 0 on failure
**/
INT32U GetReclaimFileSize(char *FileName)
{
    struct stat buf;

    if((stat(FileName,&buf) !=0 ) && (errno == ENOENT))
    {
        //No File available
        return 0;
    }

    //Return the exact number of bytes to calculate number of SEL records
    return buf.st_size;
}

/**
*@fn FilterSELReclaimFiles
*@brief This function is passed as 
        an argument to scandir function
        to remove the unwanted files from
        the list
*@return Returns File Size on success
*@return Returns 0 on failure
**/
int FilterSELReclaimFiles(const struct dirent *entry)
{
    if((strcmp(entry->d_name,".") == 0) || (strcmp(entry->d_name,"..") == 0))
    {
      //Got the file named in the comparison
      return 0;
    }
    return -1;
}

/**
*@fn CheckPreviousReclaimFile
*@brief This function is invoked to
           merge the contents of SEL
           Files if the size doesn't exceeds
           more than MAX_SEL_RECORD
*@return Returns 0 on success
*@return Returns -1 on failure
**/
int CheckPreviousReclaimFile(INT32U FileIndex,INT32U FileSize,SELRec_T *pSELReclaimRec,INT8U *SELCount,char *PrevFileName ,int BMCInst)
{
    struct SELEventNode *FirstNode,*LastNode = NULL;
    char DirName[MAXFILESIZE] = {0};
    SELRec_T PrevSELRecord[MAX_SEL_RECORD];
    INT8U RecCount,PrevRecCount = 0;
    INT32U FileCount,PrevFileSize = 0;

    FirstNode = SEL_RECORD_ADDR(BMCInst,BMC_GET_SHARED_MEM(BMCInst)->m_FirstRecID).RecAddr;
    LastNode = SEL_RECORD_ADDR(BMCInst,BMC_GET_SHARED_MEM(BMCInst)->m_LastRecID).RecAddr;

    //If first node is empty then there is no file available at this time
    //If File index is equal to  first node index then there is no previous file
    //If File index is greater than last node index then out of boundary exception
    if((FirstNode == NULL)||(FileIndex == FirstNode->FileIndex)||(FileIndex > LastNode->FileIndex))
    {
        return -1;
    }

    SEL_RECLAIM_DIR(BMCInst,DirName);

    for(FileCount=FileIndex;FileCount>FirstNode->FileIndex;FileCount--)
    {
        sprintf(PrevFileName,"%s/%.10u.dat",DirName,FileCount-1);

        PrevFileSize = GetReclaimFileSize(PrevFileName);
        if(PrevFileSize == 0)
        {
            continue;
        }
        else if(((FileSize+PrevFileSize)/sizeof(SELRec_T)) <= MAX_SEL_RECORD)
        {
            memset(&PrevSELRecord[0],0,sizeof(PrevSELRecord));

            ReadWriteNVR(PrevFileName,(INT8U *)&PrevSELRecord[0] ,0, PrevFileSize, READ_NVR);

            PrevRecCount = PrevFileSize/sizeof(SELRec_T);

            memcpy(&PrevSELRecord[PrevRecCount],&pSELReclaimRec[0],FileSize);

            //Changing the File Index to make the entry point to exact file location
            for(RecCount = 0;RecCount<PrevRecCount;RecCount++)
            {
                SEL_RECORD_ADDR(BMCInst,PrevSELRecord[RecCount].EvtRecord.hdr.ID).RecAddr->FileIndex = FileIndex;
            }

            memset(pSELReclaimRec,0,sizeof(SELRec_T) * MAX_SEL_RECORD);

            memcpy(&pSELReclaimRec[0],&PrevSELRecord[0],FileSize+PrevFileSize);

            *SELCount += PrevRecCount;

            return 0;
        }
        else
        {
            return -1;
        }
    }

    return -1;
}

/**
*@fn ReFlushDeleteReclaimSEL
*@brief This function is invoked to Delete
        requested Record from File and
        Linked List
*@return Returns 0 on success
*@return Returns -1 on failure
**/
int ReFlushDeleteReclaimSEL(INT16U RecordID,int BMCInst)
{
      int nRet = 0;
      INT8U SELCount,NewSELCount = 0;
      INT32U FileSize,FileIndex = 0;
      char DirName[MAXFILESIZE]= {0};
      char RepFileName[MAXFILESIZE] = {0},PrevFileName[MAXFILESIZE] = {0},FileName[MAXFILESIZE]={0};
      SELRec_T DelSELRecord[MAX_SEL_RECORD],NewSELRecord[MAX_SEL_RECORD];

      memset(&DelSELRecord[0],0,sizeof(DelSELRecord));
      memset(&NewSELRecord[0],0,sizeof(NewSELRecord));

      nRet = DeleteSELReclaimNode(&(SEL_RECLAIM_HEAD_NODE(BMCInst)), &(SEL_RECLAIM_TAIL_NODE(BMCInst)),RecordID, &FileIndex,BMCInst);
       if(nRet != 0)
       {
           IPMI_ERROR("Cannot Delete the Requested Record from SEL List\n");
           return -1;
       }

       SEL_RECLAIM_DIR(BMCInst, DirName);

       sprintf(FileName,"%s/%.10u.dat",DirName,FileIndex);
       sprintf(RepFileName,"%s/%.10u_t.dat",DirName,FileIndex);

       FileSize = GetReclaimFileSize(FileName);
       if(FileSize > 0)
       {
           ReadWriteNVR(FileName, (INT8U * )&DelSELRecord[0], 0, FileSize, READ_NVR);

           for(SELCount = 0;SELCount<(FileSize/sizeof(SELRec_T));SELCount++)
           {
              if((DelSELRecord[SELCount].Valid == VALID_RECORD) && ( DelSELRecord[SELCount].EvtRecord.hdr.ID != RecordID))
              {
                 memcpy(&NewSELRecord[NewSELCount],&DelSELRecord[SELCount],sizeof(SELRec_T));
                 NewSELCount++;
              }
           }
       

          if(NewSELCount > 0)
          {
              nRet = CheckPreviousReclaimFile(FileIndex,NewSELCount*sizeof(SELRec_T),&NewSELRecord[0],&NewSELCount,&PrevFileName[0],BMCInst);

              ReadWriteNVR(RepFileName, (INT8U *)&NewSELRecord[0],0, (NewSELCount*sizeof(SELRec_T)), WRITE_NVR);

              unlink(FileName);

              if(0 == nRet) // This condition is required to remove the previous file from the File System
              {
                  unlink(PrevFileName);
              }

              rename(RepFileName,FileName);
          }
          else
          {
              unlink(FileName);
          }
       }
       
  return 0;
}

/**
*@fn CopySELReclaimEntries
*@brief This function is invoked to Copy
  SEL Entries based on the record count
*@return Returns 0 on success
*@return Returns -1 on failure
**/
int CopySELReclaimEntries(SELEventNode **HeadNode,INT8U *RecordData,INT32U NumEntriesRetrd,INT32U NumOfEntries,int BMCInst)
{
    INT32U EntriesRetrieved,NumEntries;
    struct SELEventNode *CurrentNode = NULL;

    for(CurrentNode = *HeadNode,EntriesRetrieved = NumEntries = 0; CurrentNode != NULL; CurrentNode = CurrentNode->NextRec)
    {
        if((EntriesRetrieved >= NumEntriesRetrd) && (NumEntries < NumOfEntries))
        {
            memcpy(RecordData+(NumEntries*sizeof(SELRec_T)),&CurrentNode->SELRecord,sizeof(SELRec_T));
            NumEntries++;
        }
        else if(NumEntries >= NumOfEntries)
        {
            /* Break For loop */
            CurrentNode = NULL;
            EntriesRetrieved = 0;
            break;
        }

        EntriesRetrieved++;
    }

    if(NumEntries == 0)
    {
        return -1;
    }

    return 0;
}

/**
*@fn SaveSELReclaimInfo
*@brief This function is invoked to read
   SEL Informations from SELReclaimInfo.ini
*@return Returns 0 on success
*@return Returns -1 on failure
**/
int LoadSELReclaimInfo(SELReclaimInfo_T *SELInfo,int BMCInst)
{
    INI_HANDLE ini;
    char FileName[MAXFILESIZE]={0};

    SEL_RECLAIM_INFO_INI(BMCInst, FileName);

    ini=IniLoadFile(FileName);
    if(ini == NULL)
    {
        return -1;
    }

    strcpy((char*)SELInfo->Signature, IniGetStr(ini, SEL_RECLAIM_SECTION_INFO, SEL_SIGNATURE, "AMI"));
    SELInfo->NumRecords = IniGetUInt(ini, SEL_RECLAIM_SECTION_INFO, SEL_NUMRECORDS, 0);
    SELInfo->AddTimeStamp = IniGetUInt(ini, SEL_RECLAIM_SECTION_INFO, SEL_ADDTIMESTAMP, 0);
    SELInfo->EraseTimeStamp = IniGetUInt(ini, SEL_RECLAIM_SECTION_INFO, SEL_ERASETIMESTAMP, 0);
    SELInfo->LastFileIndex = IniGetUInt(ini, SEL_RECLAIM_SECTION_INFO,SEL_LASTFILEINDEX, 0);
    SELInfo->MaxRecPos = IniGetUInt(ini, SEL_RECLAIM_SECTION_INFO,SEL_MAXRECPOS, 0);

    IniCloseFile(ini);

    return 0;
}

/**
*@fn LoadSELReclaimInfo
*@brief This function is invoked to Flush
   SEL Informations in SELReclaimInfo.ini
*@return Returns 0 on success
*@return Returns -1 on failure
**/
int SaveSELReclaimInfo(SELReclaimInfo_T *SELInfo,int BMCInst)
{
    INI_HANDLE ini;
    char FileName[MAXFILESIZE]={0};

    SEL_RECLAIM_INFO_INI(BMCInst, FileName);

    ini=IniLoadFile(FileName);
    if(ini == NULL)
    {
        return -1;
    }

    if(strlen((char *)SELInfo->Signature) == 0)
    {
        memcpy(&SELInfo->Signature[0],"AMI",SIGN_SIZE);
    }

    IniSetStr(ini, SEL_RECLAIM_SECTION_INFO,SEL_SIGNATURE, (char *)&SELInfo->Signature[0]);
    IniSetUInt(ini, SEL_RECLAIM_SECTION_INFO,SEL_NUMRECORDS, SELInfo->NumRecords);
    IniSetUInt(ini, SEL_RECLAIM_SECTION_INFO, SEL_ADDTIMESTAMP, SELInfo->AddTimeStamp);
    IniSetUInt(ini, SEL_RECLAIM_SECTION_INFO, SEL_ERASETIMESTAMP, SELInfo->EraseTimeStamp);
    IniSetUInt(ini,SEL_RECLAIM_SECTION_INFO, SEL_LASTFILEINDEX, SELInfo->LastFileIndex);
    IniSetUInt(ini, SEL_RECLAIM_SECTION_INFO, SEL_MAXRECPOS, SELInfo->MaxRecPos);

    IniSaveFile(ini,FileName);
    IniCloseFile(ini);

    return 0;
}