/*
 * Copyright 2015 The Netty Project
 *
 * The Netty Project licenses this file to you 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:
 *
 *   https://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 io.netty.handler.ssl;

/**
 * Indicates the state of the {@link javax.net.ssl.SSLEngine} with respect to client authentication.
 * This configuration item really only applies when building the server-side {@link SslContext}.
 */
public enum ClientAuth {
    /**
     * Indicates that the {@link javax.net.ssl.SSLEngine} will not request client authentication.
     */
    NONE,

    /**
     * Indicates that the {@link javax.net.ssl.SSLEngine} will request client authentication.
     */
    OPTIONAL,

    /**
     * Indicates that the {@link javax.net.ssl.SSLEngine} will *require* client authentication.
     */
    REQUIRE
}
