/**
* Create signed certificate.
*
* @param Crypto $crypto Crypto engine
* @param SignatureAlgorithmIdentifier $algo Algorithm used for signing
* @param PrivateKeyInfo $privkey_info Private key used for signing
* @return Certificate
*/
public function sign(Crypto $crypto, SignatureAlgorithmIdentifier $algo, PrivateKeyInfo $privkey_info)
{
$tbsCert = clone $this;
if (!isset($tbsCert->_version)) {
$tbsCert->_version = $tbsCert->_determineVersion();
}
if (!isset($tbsCert->_serialNumber)) {
$tbsCert->_serialNumber = 0;
}
$tbsCert->_signature = $algo;
$data = $tbsCert->toASN1()->toDER();
$signature = $crypto->sign($data, $privkey_info, $algo);
return new Certificate($tbsCert, $algo, $signature);
}
/**
* Create signed attribute certificate.
*
* @param Crypto $crypto
* @param SignatureAlgorithmIdentifier $algo Signature algorithm
* @param PrivateKeyInfo $privkey_info Private key
* @return AttributeCertificate
*/
public function sign(Crypto $crypto, SignatureAlgorithmIdentifier $algo, PrivateKeyInfo $privkey_info)
{
$aci = clone $this;
if (!isset($aci->_serialNumber)) {
$aci->_serialNumber = 0;
}
$aci->_signature = $algo;
$data = $aci->toASN1()->toDER();
$signature = $crypto->sign($data, $privkey_info, $algo);
return new AttributeCertificate($aci, $algo, $signature);
}
/**
* Create signed CertificationRequest.
*
* @param Crypto $crypto Crypto engine
* @param SignatureAlgorithmIdentifier $algo Algorithm used for signing
* @param PrivateKeyInfo $privkey_info Private key used for signing
* @return CertificationRequest
*/
public function sign(Crypto $crypto, SignatureAlgorithmIdentifier $algo, PrivateKeyInfo $privkey_info)
{
$data = $this->toASN1()->toDER();
$signature = $crypto->sign($data, $privkey_info, $algo);
return new CertificationRequest($this, $algo, $signature);
}
