/* ====================================================================
 * Copyright (c) 1998-2001 The Johns Hopkins University.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed at The Center for
 *    Networking and Distributed Systems at The Johns Hopkins University
 *    for use in the Backhand project (http://www.cnds.jhu.edu/backhand).
 *      Creator: Theo Schlossnagle 
 *      Guidance: Yair Amir "
 *
 * 4. The names "Backhand" and "mod_backhand" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    backhand@cnds.jhu.edu.
 *
 * 5. Products derived from this software may not be called "mod_backhand"
 *    nor may "mod_backhand" appear in their names without prior written
 *    permission. For written permission, please contact
 *    backhand@cnds.jhu.edu.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed at The Center for
 *    Networking and Distributed Systems at The Johns Hopkins University
 *    for use in the Backhand project (http://www.cnds.jhu.edu/backhand).
 *      Creator: Theo Schlossnagle 
 *      Guidance: Yair Amir 
 *    All other contributors are listed in the NOTICE document provided
 *    with this distribution."
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE APACHE GROUP OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * mod_backhand development was partially funded by a grant from the Defense 
 * Advance Projects Agency (DARPA) to Johns Hopkins University. The U.S.
 * Government retains certain rights in this software.
 */