// If there is Reprase data already, it still writes new Reparse data
bool SetReparseData(CFSTR path, bool isDir, const void *data, DWORD size)
{
NFile::NFind::CFileInfo fi;
if (fi.Find(path))
{
if (fi.IsDir() != isDir)
{
::SetLastError(ERROR_DIRECTORY);
return false;
}
}
else
{
if (isDir)
{
if (!NDir::CreateComplexDir(path))
return false;
}
else
{
CreatePrefixDirOfFile(path);
COutFile file;
if (!file.Create(path, CREATE_NEW))
return false;
}
}
COutFile file;
if (!file.Open(path,
FILE_SHARE_WRITE,
OPEN_EXISTING,
FILE_FLAG_OPEN_REPARSE_POINT | FILE_FLAG_BACKUP_SEMANTICS))
return false;
DWORD returnedSize;
if (!file.DeviceIoControl(my_FSCTL_SET_REPARSE_POINT, (void *)data, size, NULL, 0, &returnedSize))
return false;
return true;
}
//TODO: clean and optimize!
STDMETHODIMP ExtractCallback::GetStream( UInt32 index,
ISequentialOutStream** outStream,
Int32 askExtractMode ) {
*outStream = 0;
mOutFileStream.Release();
// Get Name
NCOM::CPropVariant prop;
RINOK( mArchiveHandler->GetProperty( index, kpidPath, &prop ) );
wstring fullPath;
if ( prop.vt == VT_EMPTY ) {
fullPath = kEmptyFileAlias;
} else {
if ( prop.vt != VT_BSTR ) {
return E_FAIL;
}
fullPath = prop.bstrVal;
}
mFilePath = fullPath;
if ( askExtractMode != NArchive::NExtract::NAskMode::kExtract ) {
return S_OK;
}
// Get Attrib
NCOM::CPropVariant prop2;
RINOK( mArchiveHandler->GetProperty( index, kpidAttrib, &prop2 ) );
if ( prop2.vt == VT_EMPTY ) {
mProcessedFileInfo.Attrib = 0;
mProcessedFileInfo.AttribDefined = false;
} else {
if ( prop2.vt != VT_UI4 ) {
return E_FAIL;
}
mProcessedFileInfo.Attrib = prop2.ulVal;
mProcessedFileInfo.AttribDefined = true;
}
RINOK( IsArchiveItemFolder( mArchiveHandler, index, mProcessedFileInfo.isDir ) );
// Get Modified Time
NCOM::CPropVariant prop3;
RINOK( mArchiveHandler->GetProperty( index, kpidMTime, &prop3 ) );
mProcessedFileInfo.MTimeDefined = false;
switch ( prop3.vt ) {
case VT_EMPTY:
// mProcessedFileInfo.MTime = _utcMTimeDefault;
break;
case VT_FILETIME:
mProcessedFileInfo.MTime = prop3.filetime;
mProcessedFileInfo.MTimeDefined = true;
break;
default:
return E_FAIL;
}
// Get Size
NCOM::CPropVariant prop4;
RINOK( mArchiveHandler->GetProperty( index, kpidSize, &prop4 ) );
bool newFileSizeDefined = ( prop4.vt != VT_EMPTY );
UInt64 newFileSize;
if ( newFileSizeDefined ) {
//taken from ConvertPropVariantToUInt64
switch ( prop4.vt ) {
case VT_UI1: newFileSize = prop4.bVal;
break;
case VT_UI2: newFileSize = prop4.uiVal;
break;
case VT_UI4: newFileSize = prop4.ulVal;
break;
case VT_UI8: newFileSize = ( UInt64 )prop4.uhVal.QuadPart;
break;
default:
mErrorMessage = L"151199";
return E_FAIL;
}
//newFileSize = ConvertPropVariantToUInt64( prop4 );
}
// Create folders for file
size_t slashPos = mFilePath.rfind( WSTRING_PATH_SEPARATOR );
if ( slashPos != wstring::npos ) {
NFile::NDir::CreateComplexDir( ( mDirectoryPath + mFilePath.substr( 0,
slashPos ) ).c_str() );
}
wstring fullProcessedPath = mDirectoryPath + mFilePath;
mDiskFilePath = fullProcessedPath;
if ( mProcessedFileInfo.isDir ) {
NFile::NDir::CreateComplexDir( fullProcessedPath.c_str() );
} else {
NFile::NFind::CFileInfo fi;
if ( mOpener.fileCallback() ) {
wstring filename;
filesystem::fsutil::filename( fullProcessedPath, filename, true );
mOpener.fileCallback()( filename );
}
if ( fi.Find( fullProcessedPath.c_str() ) ) {
if ( !NFile::NDir::DeleteFileAlways( fullProcessedPath.c_str() ) ) {
//cerr << UString( kCantDeleteOutputFile ) << fullProcessedPath << endl;
//throw BitException( kCantDeleteOutputFile + fullProcessedPath );
mErrorMessage = kCantDeleteOutputFile + fullProcessedPath;
return E_ABORT;
}
}
mOutFileStreamSpec = new COutFileStream;
CMyComPtr< ISequentialOutStream > outStreamLoc( mOutFileStreamSpec );
if ( !mOutFileStreamSpec->Open( fullProcessedPath.c_str(), CREATE_ALWAYS ) ) {
//cerr << ( UString )L"cannot open output file " + fullProcessedPath << endl;
//throw BitException( L"cannot open output file " + fullProcessedPath );
mErrorMessage = L"Cannot open output file " + fullProcessedPath;
return E_ABORT;
}
mOutFileStream = outStreamLoc;
*outStream = outStreamLoc.Detach();
}
return S_OK;
}
