/**
* Initialize from ASN.1.
*
* @param UnspecifiedType $el
* @throws \UnexpectedValueException
* @return self
*/
public static function fromASN1(UnspecifiedType $el)
{
switch ($el->tag()) {
case Element::TYPE_OCTET_STRING:
case Element::TYPE_UTF8_STRING:
return new self($el->asString()->string(), $el->tag());
case Element::TYPE_OBJECT_IDENTIFIER:
return new self($el->asObjectIdentifier()->oid(), $el->tag());
}
throw new \UnexpectedValueException("Type " . Element::tagToName($el->tag()) . " not supported.");
}
/**
*
* @param UnspecifiedType $el
* @return self
*/
public static function fromChosenASN1(UnspecifiedType $el)
{
return new self($el->asObjectIdentifier()->oid());
}
protected static function _fromASN1Params(UnspecifiedType $params = null)
{
if (!isset($params)) {
throw new \UnexpectedValueException("No parameters.");
}
$named_curve = $params->asObjectIdentifier()->oid();
return new self($named_curve);
}
