/**
*
* @see \ASN1\Type\Tagged\ImplicitTagging::implicit()
* @return UnspecifiedType
*/
public function implicit($tag, $class = Identifier::CLASS_UNIVERSAL)
{
$this->_element->expectType($tag);
if ($this->_element->typeClass() != $class) {
throw new \UnexpectedValueException("Type class " . Identifier::classToName($class) . " expected, got " . Identifier::classToName($this->_element->typeClass()) . ".");
}
return new UnspecifiedType($this->_element);
}
/**
* Get textual description of the wrapped element for debugging purposes.
*
* @return string
*/
private function _typeDescriptorString()
{
$type_cls = $this->_element->typeClass();
$tag = $this->_element->tag();
if ($type_cls == Identifier::CLASS_UNIVERSAL) {
return Element::tagToName($tag);
}
return Identifier::classToName($type_cls) . " TAG {$tag}";
}
/**
* Get textual description of the type for debugging purposes.
*
* @return string
*/
protected function _typeDescriptorString()
{
if ($this->typeClass() == Identifier::CLASS_UNIVERSAL) {
return self::tagToName($this->_typeTag);
}
return Identifier::classToName($this->typeClass()) . " TAG " . $this->_typeTag;
}