C++黑客编程揭秘与防范之创建一个不会被删除和文件夹

CString strDir("d:\\zzz");
CString strAuto("d:\\zzz\\autorun.inf");
CString strImm("d:\\zzz\\autorun.inf\\Immunity...\\");

void Immunity(LPCTSTR lpszDirectory)
{
BOOL bRet = CreateDirectory(strDir, NULL);
bRet = CreateDirectory(strAuto, NULL);
bRet = CreateDirectory(strImm, NULL);
}

void UnImmunity(LPCTSTR lpszDirectory)
{
BOOL bRet = RemoveDirectory(strImm);
bRet = RemoveDirectory(strAuto);
bRet = RemoveDirectory(strDir);
}