public function __construct(Buffer $buffer = null, Encoding $encoding = null)
{
$this->encoding = $encoding;
$this->buffer = $buffer;
$this->headData = $buffer->get(16);
#head data is 16 bytes
$this->_attributes = array();
$this->isMalphormed = true;
$this->head = $this->decodeHeadFromPacket($this->headData);
}
public function __construct(Buffer $buffer)
{
$row = unpack("Vmagic", $buffer->get(4));
$this->magic = sprintf("%x", $row["magic"]);
}