Method Write

BaseTools/Source/C/VfrCompile/VfrUtilityLib.cpp:288–373

}

UINT8
CVfrBufferConfig::Write (
  IN CONST CHAR8         Mode,
  IN CHAR8               *Name,
  IN EFI_GUID            *Guid,
  IN CHAR8               *Id,
  IN UINT8               Type,
  IN UINT16              Offset,
  IN UINT32              Width,
  IN EFI_IFR_TYPE_VALUE  Value
  )
{
  UINT8         Ret;
  SConfigItem   *pItem;
  SConfigInfo   *pInfo;

  if ((Ret = Select (Name, Guid)) != 0) {
    return Ret;
  }

  switch (Mode) {
  case 'a' : // add
    if (Select (Name, Guid, Id) != 0) {
      if ((pItem = new SConfigItem (Name, Guid, Id, Type, Offset, (UINT16) Width, Value)) == NULL) {
        return 2;
      }
      if (mItemListHead == NULL) {
        mItemListHead = pItem;
        mItemListTail = pItem;
      } else {
        mItemListTail->mNext = pItem;
        mItemListTail = pItem;
      }
      mItemListPos = pItem;
    } else {
      // tranverse the list to find out if there's already the value for the same offset
      for (pInfo = mItemListPos->mInfoStrList; pInfo != NULL; pInfo = pInfo->mNext) {
        if (pInfo->mOffset == Offset) {
          return 0;
        }
      }
      if((pInfo = new SConfigInfo (Type, Offset, Width, Value)) == NULL) {
        return 2;
      }
      pInfo->mNext = mItemListPos->mInfoStrList;
      mItemListPos->mInfoStrList = pInfo;
    }
    break;

  case 'd' : // delete
    if (mItemListHead == mItemListPos) {
      mItemListHead = mItemListPos->mNext;
      delete mItemListPos;
      break;
    }

    for (pItem = mItemListHead; pItem->mNext != mItemListPos; pItem = pItem->mNext)
      ;