Method getFileVersion

pluginManager/src/Utility.cpp:158–199

PluginVersion* Utility::getFileVersion(const TCHAR* path)
{
	DWORD handle;
	DWORD bufferSize = ::GetFileVersionInfoSize(path, &handle);
	PluginVersion *version;

	if (bufferSize <= 0) 
		return new PluginVersion();

	unsigned char* buffer = new unsigned char[bufferSize];
	::GetFileVersionInfo(path, handle, bufferSize, buffer);
	
	/*struct LANGANDCODEPAGE {
		WORD wLanguage;
		WORD wCodePage;
	} *lpTranslate;*/

	VS_FIXEDFILEINFO* lpFileInfo;

	UINT cbFileInfo;

	VerQueryValue(buffer, 
              _T("\\"),
              (LPVOID*)&lpFileInfo,
              &cbFileInfo);

	if (cbFileInfo)
	{
		version = new PluginVersion((lpFileInfo->dwFileVersionMS & 0xFFFF0000) >> 16, 
												  lpFileInfo->dwFileVersionMS & 0x0000FFFF,
												  (lpFileInfo->dwFileVersionLS & 0xFFFF0000) >> 16,
												  lpFileInfo->dwFileVersionLS & 0x0000FFFF);
	} 
	else 
	{
		version = new PluginVersion();
	}

	delete [] buffer;

	return version;
}