Function GetFileInfo

BeefySysLib/platform/win/Platform.cpp:435–477

//////////////////////////////////////////////////

static bool GetFileInfo(const char* path, BfpTimeStamp* lastWriteTime, uint32* fileAttributes)
{
	if (lastWriteTime != NULL)
		*lastWriteTime = 0;
	if (fileAttributes != NULL)
		*fileAttributes = 0;

	// Fast Path
	WIN32_FILE_ATTRIBUTE_DATA data = { 0 };
	if (::GetFileAttributesExW(UTF8Decode(path).c_str(), GetFileExInfoStandard, &data))
	{
		if (lastWriteTime != NULL)
			*lastWriteTime = *(BfpTimeStamp*)&data.ftLastWriteTime;
		if (fileAttributes != NULL)
			*fileAttributes = data.dwFileAttributes;

		return true;
	}

	int error = ::GetLastError();
	if ((error == ERROR_FILE_NOT_FOUND) ||
		(error == ERROR_PATH_NOT_FOUND) ||
		(error == ERROR_NOT_READY))
	{
		return false;
	}

	// Slow Path- This case is in case someone latched onto the file.  In this case, GetFileAttributes will fail but
	//  FindFirstFile will not (though it is slower)
	WIN32_FIND_DATAW findData = { 0 };
	HANDLE findHandleFrom = ::FindFirstFileW(UTF8Decode(path).c_str(), &findData);

	if (!IsHandleValid(findHandleFrom))
		return false;

	if (lastWriteTime != NULL)
		*lastWriteTime = *(BfpTimeStamp*)&findData.ftLastWriteTime;
	if (fileAttributes != NULL)
		*fileAttributes = findData.dwFileAttributes;

	::FindClose(findHandleFrom);
	return true;
}

static BfpFileAttributes FileAttributes_WinToBFP(uint32 fileAttributes)
{