/**
* Initialize from ASN.1 with given OID hint.
*
* @param string $oid Attribute's OID
* @param UnspecifiedType $el
* @return self
*/
public static function fromASN1ByOID($oid, UnspecifiedType $el)
{
if (!array_key_exists($oid, self::MAP_OID_TO_CLASS)) {
return new UnknownAttributeValue($oid, $el->asElement());
}
$cls = self::MAP_OID_TO_CLASS[$oid];
return $cls::fromASN1($el);
}
protected static function _fromASN1Params(UnspecifiedType $params = null)
{
$obj = new static();
// store parameters so re-encoding doesn't change
if (isset($params)) {
$obj->_params = $params->asElement();
}
return $obj;
}
/**
* Constructor
*
* @param string $oid Algorithm OID
* @param UnspecifiedType|null $params Parameters
*/
public function __construct($oid, UnspecifiedType $params = null)
{
$this->_oid = $oid;
$this->_params = $params ? $params->asElement() : null;
}
