/*
 * Copyright (c) 2007, 2011, 2012, 2015 Eike Stepper (Berlin, Germany) and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Eike Stepper - initial API and implementation
 */
package org.eclipse.net4j.util.security;

/**
 * @author Eike Stepper
 */
public interface IChallengeResponse
{
  public static final byte ACKNOWLEDGE_SUCCESS = 1;

  public static final byte ACKNOWLEDGE_FAILURE = 0;

  /**
   * @author Eike Stepper
   */
  public enum State
  {
    INITIAL, CHALLENGE, RESPONSE, SUCCESS, FAILURE
  }

  /**
   * @author Eike Stepper
   */
  public enum Event
  {
    START, BUFFER
  }
}