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<?php |
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declare(strict_types=1); |
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namespace X509\AttributeCertificate\Attribute; |
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use ASN1\Element; |
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use ASN1\Type\UnspecifiedType; |
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use ASN1\Type\Constructed\Sequence; |
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use ASN1\Type\Primitive\OctetString; |
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use X501\ASN1\AttributeValue\AttributeValue; |
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use X501\MatchingRule\BinaryMatch; |
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use X509\GeneralName\GeneralName; |
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/** |
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* Base class implementing <i>SvceAuthInfo</i> ASN.1 type used by |
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* attribute certificate attribute values. |
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* |
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* @link https://tools.ietf.org/html/rfc5755#section-4.4.1 |
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*/ |
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abstract class SvceAuthInfo extends AttributeValue |
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{ |
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/** |
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* Service. |
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* |
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* @var GeneralName $_service |
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*/ |
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protected $_service; |
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/** |
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* Ident. |
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* |
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* @var GeneralName $_ident |
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*/ |
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protected $_ident; |
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/** |
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* Auth info. |
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* |
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* @var string|null $_authInfo |
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*/ |
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protected $_authInfo; |
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/** |
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* Constructor. |
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* |
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* @param GeneralName $service |
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* @param GeneralName $ident |
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* @param string|null $auth_info |
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*/ |
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public function __construct(GeneralName $service, GeneralName $ident, |
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string $auth_info = null) |
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{ |
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$this->_service = $service; |
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$this->_ident = $ident; |
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$this->_authInfo = $auth_info; |
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} |
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/** |
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* |
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* @param UnspecifiedType $el |
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* @return self |
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*/ |
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public static function fromASN1(UnspecifiedType $el) |
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{ |
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$seq = $el->asSequence(); |
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$service = GeneralName::fromASN1($seq->at(0)->asTagged()); |
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$ident = GeneralName::fromASN1($seq->at(1)->asTagged()); |
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$auth_info = null; |
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if ($seq->has(2, Element::TYPE_OCTET_STRING)) { |
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$auth_info = $seq->at(2) |
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->asString() |
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->string(); |
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} |
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return new static($service, $ident, $auth_info); |
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} |
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/** |
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* Get service name. |
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* |
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* @return GeneralName |
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*/ |
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public function service(): GeneralName |
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{ |
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return $this->_service; |
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} |
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/** |
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* Get ident. |
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* |
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* @return GeneralName |
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*/ |
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public function ident(): GeneralName |
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{ |
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return $this->_ident; |
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} |
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/** |
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* Check whether authentication info is present. |
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* |
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* @return bool |
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*/ |
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public function hasAuthInfo(): bool |
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{ |
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return isset($this->_authInfo); |
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} |
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/** |
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* Get authentication info. |
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* |
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* @throws \LogicException |
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* @return string |
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*/ |
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public function authInfo(): string |
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{ |
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if (!$this->hasAuthInfo()) { |
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throw new \LogicException("authInfo not set."); |
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} |
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return $this->_authInfo; |
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} |
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/** |
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* |
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* @see \X501\ASN1\AttributeValue\AttributeValue::toASN1() |
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* @return Sequence |
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*/ |
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public function toASN1(): Sequence |
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{ |
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$elements = array($this->_service->toASN1(), $this->_ident->toASN1()); |
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if (isset($this->_authInfo)) { |
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$elements[] = new OctetString($this->_authInfo); |
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} |
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return new Sequence(...$elements); |
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} |
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/** |
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* |
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* @see \X501\ASN1\AttributeValue\AttributeValue::stringValue() |
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* @return string |
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*/ |
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public function stringValue(): string |
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{ |
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return "#" . bin2hex($this->toASN1()->toDER()); |
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} |
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/** |
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* |
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* @see \X501\ASN1\AttributeValue\AttributeValue::equalityMatchingRule() |
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* @return BinaryMatch |
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*/ |
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public function equalityMatchingRule(): BinaryMatch |
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{ |
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return new BinaryMatch(); |
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} |
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/** |
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* |
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* @see \X501\ASN1\AttributeValue\AttributeValue::rfc2253String() |
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* @return string |
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*/ |
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public function rfc2253String(): string |
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{ |
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return $this->stringValue(); |
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} |
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/** |
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* |
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* @see \X501\ASN1\AttributeValue\AttributeValue::_transcodedString() |
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* @return string |
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*/ |
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protected function _transcodedString(): string |
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{ |
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return $this->stringValue(); |
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} |
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} |
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sop /
x509
