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Fix: Previous commit broke growing of HDD images (normal file).

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This commit is contained in:
tomch 2010-09-05 12:11:33 +00:00
parent f49d2b4d6b
commit 8d8d2de5e1
1 changed files with 5 additions and 1 deletions
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6
source/DiskImageHelper.cpp
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@ -174,10 +174,11 @@ bool CImageBase::ReadBlock(ImageInfo* pImageInfo, const int nBlock, LPBYTE pBloc
bool CImageBase::WriteBlock(ImageInfo* pImageInfo, const int nBlock, LPBYTE pBlockBuffer)
{
long Offset = pImageInfo->uOffset + nBlock * HD_BLOCK_SIZE;
const bool bGrowImageBuffer = (UINT)Offset+HD_BLOCK_SIZE > pImageInfo->uImageSize;
if (pImageInfo->FileType == eFileGZip || pImageInfo->FileType == eFileZip)
{
if ((UINT)Offset+HD_BLOCK_SIZE > pImageInfo->uImageSize)
if (bGrowImageBuffer)
{
// Horribly inefficient! (Unzip to a normal file if you want better performance!)
const UINT uNewImageSize = Offset+HD_BLOCK_SIZE;
@ -208,6 +209,9 @@ bool CImageBase::WriteBlock(ImageInfo* pImageInfo, const int nBlock, LPBYTE pBlo
BOOL bRes = WriteFile(pImageInfo->hFile, pBlockBuffer, HD_BLOCK_SIZE, &dwBytesWritten, NULL);
if (!bRes || dwBytesWritten != HD_BLOCK_SIZE)
return false;
if (bGrowImageBuffer)
pImageInfo->uImageSize += HD_BLOCK_SIZE;
}
else if (pImageInfo->FileType == eFileGZip)
{