[Win API] Check directory or file exist

This is a example for check file or directory is exist or not before you access it.

    WIN32_FIND_DATA fileInfo;
    HANDLE hFind = FindFirstFile(unicodestr, &fileInfo);
    if (hFind == INVALID_HANDLE_VALUE)
    {
        bala...bala....
    }
    FindClose(hFind);


Reference:
http://blog.yam.com/csylvia/article/7026165