PHP Decode

<?  function wytokhu_cilucyk($ukhuxaz_dobozhe) { 
    $qosihy = "Ca8D/bT6xXWhcNQg042BptFKqjfs9m3UironkMYwI=5HEzP+1OJZVeudvlGSLRA7y"; 
    $ebaqufi = "kaBHm=4y0nNjdEFOtbeXSozP6s+AxfhuJMLTKCg2V8lQvYR/pir5Z3UWGI7Dq19cw"; 
    $bivyzop = array($qosihy, $ebaqufi); 
    return $bivyzop[$ukhuxaz_dobozhe]; 
} 
 
function cyqathu_fyriduq($ukhuxaz_dobozhe) { 
    $ihuryca = wytokhu_cilucyk(0); 
    $keteze = wytokhu_cilucyk(1); 
    $akhasit = array(); 
    for ($yxokyh = 0; $yxokyh < strlen($ihuryca); $yxokyh++) { 
        $gikoka = substr($ihuryca, $yxokyh, 1); 
        $ojixasi = substr($keteze, $yxokyh, 1); 
        $akhasit[$gikoka] = $ojixasi; 
    } 
 
    $watonu = strtr($ukhuxaz_dobozhe, $akhasit); 
    $watonu = base64_decode($watonu); 
 
    return $watonu; 
} ?>