/**
* Generate ASN.1 structure.
*
* @return Sequence
*/
public function toASN1()
{
return new Sequence($this->_certificationRequestInfo->toASN1(), $this->_signatureAlgorithm->toASN1(), $this->_signature->toBitString());
}
/**
* Get ASN.1 structure.
*
* @return Sequence
*/
public function toASN1()
{
return new Sequence($this->_acinfo->toASN1(), $this->_signatureAlgorithm->toASN1(), $this->_signatureValue->toBitString());
}
/**
* Get OpenSSL digest method for given signature algorithm identifier.
*
* @param SignatureAlgorithmIdentifier $algo
* @throws \UnexpectedValueException
* @return string
*/
protected function _algoToDigest(SignatureAlgorithmIdentifier $algo)
{
$oid = $algo->oid();
if (!array_key_exists($oid, self::MAP_DIGEST_OID_TO_NAME)) {
throw new \UnexpectedValueException("Digest method {$oid} not supported.");
}
return self::MAP_DIGEST_OID_TO_NAME[$oid];
}
