org.bouncycastle.operator.DigestAlgorithmIdentifierFinder Maven / Gradle / Ivy
package org.bouncycastle.operator;
import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
public interface DigestAlgorithmIdentifierFinder
{
/**
* Find the digest algorithm identifier that matches with
* the passed in signature algorithm identifier.
*
* @param sigAlgId the signature algorithm of interest.
* @return an algorithm identifier for the corresponding digest.
*/
AlgorithmIdentifier find(AlgorithmIdentifier sigAlgId);
/**
* Find the algorithm identifier that matches with
* the passed in digest name.
*
* @param digestOid the name of the digest algorithm of interest.
* @return an algorithm identifier for the digest signature.
*/
AlgorithmIdentifier find(ASN1ObjectIdentifier digestOid);
/**
* Find the algorithm identifier that matches with
* the passed in digest name.
*
* @param digAlgName the name of the digest algorithm of interest.
* @return an algorithm identifier for the digest signature.
*/
AlgorithmIdentifier find(String digAlgName);
}