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92 lines
4.1 KiB
C
92 lines
4.1 KiB
C
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/*
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* Copyright (c) 2014, University of Bristol - http://www.bris.ac.uk
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* \file
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* Header file for IPv6 multicast forwarding stats maintenance
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*
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* \author
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* George Oikonomou - <oikonomou@users.sourceforge.net>
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*/
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#ifndef UIP_MCAST6_STATS_H_
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#define UIP_MCAST6_STATS_H_
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/*---------------------------------------------------------------------------*/
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#include "contiki-conf.h"
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#include <stdint.h>
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/*---------------------------------------------------------------------------*/
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/* The platform can override the stats datatype */
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#ifdef UIP_MCAST6_CONF_STATS_DATATYPE
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#define UIP_MCAST6_STATS_DATATYPE UIP_MCAST6_CONF_STATS_DATATYPE
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#else
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#define UIP_MCAST6_STATS_DATATYPE uint16_t
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#endif
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/*---------------------------------------------------------------------------*/
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#ifdef UIP_MCAST6_CONF_STATS
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#define UIP_MCAST6_STATS UIP_MCAST6_CONF_STATS
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#else
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#define UIP_MCAST6_STATS 0
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#endif
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/*---------------------------------------------------------------------------*/
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/* Stats datatype */
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/*---------------------------------------------------------------------------*/
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typedef struct uip_mcast6_stats {
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UIP_MCAST6_STATS_DATATYPE mcast_in_unique;
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UIP_MCAST6_STATS_DATATYPE mcast_in_all; /* At layer 3 */
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UIP_MCAST6_STATS_DATATYPE mcast_in_ours; /* Unique and we are a group member */
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UIP_MCAST6_STATS_DATATYPE mcast_fwd; /* Forwarded by us but we are not the seed */
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UIP_MCAST6_STATS_DATATYPE mcast_out; /* We are the seed */
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UIP_MCAST6_STATS_DATATYPE mcast_bad;
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UIP_MCAST6_STATS_DATATYPE mcast_dropped;
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void *engine_stats; /* Opaque pointer to an engine's additional stats */
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} uip_mcast6_stats_t;
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/*---------------------------------------------------------------------------*/
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/* Access macros */
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/*---------------------------------------------------------------------------*/
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#if UIP_MCAST6_STATS
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/* Don't access this variable directly, use the macros below */
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extern uip_mcast6_stats_t uip_mcast6_stats;
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#define UIP_MCAST6_STATS_ADD(x) uip_mcast6_stats.x++
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#define UIP_MCAST6_STATS_GET(x) uip_mcast6_stats.x
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#define UIP_MCAST6_STATS_INIT(s) uip_mcast6_stats_init(s)
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#else /* UIP_MCAST6_STATS */
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#define UIP_MCAST6_STATS_ADD(x)
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#define UIP_MCAST6_STATS_GET(x) 0
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#define UIP_MCAST6_STATS_INIT(s)
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#endif /* UIP_MCAST6_STATS */
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Initialise multicast stats
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* \param stats A pointer to a struct holding an engine's additional statistics
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*/
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void uip_mcast6_stats_init(void *stats);
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/*---------------------------------------------------------------------------*/
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#endif /* UIP_MCAST6_STATS_H_ */
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