/*
 * Copyright 2017 Analytical Graphics, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package org.keycloak.services.x509;

import org.keycloak.http.HttpRequest;
import org.keycloak.provider.Provider;

import java.security.GeneralSecurityException;
import java.security.cert.X509Certificate;

/**
 * @author <a href="mailto:brat000012001@gmail.com">Peter Nalyvayko</a>
 * @version $Revision: 1 $
 * @since 3/26/2017
 */

public interface X509ClientCertificateLookup extends Provider {

    /**
     * Returns a client certificate, and optionally any certificates
     * in the certificate chain.
     * @return
     */
    X509Certificate[] getCertificateChain(HttpRequest httpRequest) throws GeneralSecurityException;
}
