/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF 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
 *
 * 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.apache.sshd.server.x11;

import java.io.IOException;

import org.apache.sshd.common.Closeable;
import org.apache.sshd.common.io.IoHandler;

/**
 * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
 */
public interface X11ForwardSupport extends Closeable, IoHandler {

    /**
     * Key for the user DISPLAY variable
     */
    String ENV_DISPLAY = "DISPLAY";

    /**
     * &quot;xauth&quot; command name
     */
    String XAUTH_COMMAND = System.getProperty("sshd.XAUTH_COMMAND", "xauth");

    String createDisplay(
            boolean singleConnection, String authenticationProtocol, String authenticationCookie, int screen)
            throws IOException;
}
