lib/danog/PHP/Struct.php
public static function unpack($format, $data)
    {
        self::constructor();

        return self::$struct->unpack($format, $data);
    }
public static function unpack($format, $data)
    {
        self::constructor();

        return self::$struct->unpack($format, $data);
    }
unpack.

Unpacks data into an array

@param	$format	Format string
@param	$data	Data to decode

@return Decoded data