public function format(PublicKeyInterface $key)
{
if (!$key->getCurve() instanceof NamedCurveFp) {
throw new \RuntimeException('Not implemented for unnamed curves');
}
$sequence = new Sequence(new Sequence(new ObjectIdentifier(DerPublicKeySerializer::X509_ECDSA_OID), CurveOidMapper::getCurveOid($key->getCurve())), new BitString($this->encodePoint($key->getPoint())));
return $sequence->getBinary();
}
/**
* @param OutputInterface $output
* @param PublicKeyInterface $key
*/
public static function dumpPublicKey(OutputInterface $output, PublicKeyInterface $key)
{
$order = $key->getPoint()->getOrder();
$output->writeln('<comment>Public key information</comment>');
$output->writeln('');
$output->writeln('<info>Curve type</info> : ' . $key->getCurve()->getName());
$output->writeln('<info>X</info> : ' . $key->getPoint()->getX());
$output->writeln('<info>Y</info> : ' . $key->getPoint()->getY());
$output->writeln('<info>Order</info> : ' . (empty($order) ? '<null>' : $key->getPoint()->getOrder()));
}
