text: /*
   * Copyright (c) 2011, Loughborough University - Computer Science
   * 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. Neither the name of the Institute nor the names of its contributors
   *    may be used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS 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 INSTITUTE OR 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.
   *
   * This file is part of the Contiki operating system.
   */
  
  /**
   * \file
   *         Header file for 'Stateless Multicast RPL Forwarding' (SMRF)
   *
   * \author
   *         George Oikonomou - <oikonomou@users.sourceforge.net>
   */
  
  #ifndef SMRF_H_
  #define SMRF_H_
  
  #include "contiki-conf.h"
  
  #include <stdint.h>
  /*---------------------------------------------------------------------------*/
  /* Configuration */
  /*---------------------------------------------------------------------------*/
  /* Fmin */
  #ifdef SMRF_CONF_MIN_FWD_DELAY
  #define SMRF_MIN_FWD_DELAY SMRF_CONF_MIN_FWD_DELAY
  #else
  #define SMRF_MIN_FWD_DELAY 4
  #endif
  
  /* Max Spread */
  #ifdef SMRF_CONF_MAX_SPREAD
  #define SMRF_MAX_SPREAD SMRF_CONF_MAX_SPREAD
  #else
  #define SMRF_MAX_SPREAD 4
  #endif
  /*---------------------------------------------------------------------------*/
  /* Stats datatype */
  /*---------------------------------------------------------------------------*/
  struct smrf_stats {
    uint16_t mcast_in_unique;
    uint16_t mcast_in_all;        /* At layer 3 */
    uint16_t mcast_in_ours;       /* Unique and we are a group member */
    uint16_t mcast_fwd;           /* Forwarded by us but we are not the seed */
    uint16_t mcast_out;           /* We are the seed */
    uint16_t mcast_bad;
    uint16_t mcast_dropped;
  };
  
  #endif /* SMRF_H_ */
  