/**
* Generate keys
*
* @param array $options
* @return ArrayObject
* @throws Rsa\Exception\RuntimeException
*/
public function generateKeys(array $options = null)
{
$config = array(
'private_key_bits' => self::DEFAULT_KEY_SIZE,
'private_key_type' => OPENSSL_KEYTYPE_RSA
);
if (isset($options['pass_phrase'])) {
$passPhrase = $options['pass_phrase'];
} else {
$passPhrase = $this->options->getPassPhrase();
}
if (isset($options['private_key_bits'])) {
$config['private_key_bits'] = $options['private_key_bits'];
}
// generate
$privateKey = null;
$publicKey = null;
$resource = openssl_pkey_new($config);
$result = openssl_pkey_export($resource, $private, $passPhrase);
if (false === $result) {
throw new Exception\RuntimeException(
'Can not export key; openssl ' . openssl_error_string()
);
}
$privateKey = new Rsa\PrivateKey($private, $passPhrase);
$details = openssl_pkey_get_details($resource);
$publicKey = new Rsa\PublicKey($details['key']);
return new ArrayObject(array(
'privateKey' => $privateKey,
'publicKey' => $publicKey
), ArrayObject::ARRAY_AS_PROPS);
}
