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95 lines
2.9 KiB
C
95 lines
2.9 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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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 Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR 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, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*/
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/**
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* \file
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* Header file for Trickle (reliable single source flooding) for Rime
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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/**
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* \addtogroup rime
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* @{
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*/
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/**
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* \defgroup trickle Reliable single-source multi-hop flooding
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* @{
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*
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* The trickle module sends a single packet to all nodes on the network.
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*
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* \section trickle-channels Channels
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*
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* The trickle module uses 1 channel.
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*
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*/
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#ifndef TRICKLE_H_
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#define TRICKLE_H_
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#include "sys/ctimer.h"
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#include "net/rime/broadcast.h"
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#include "net/queuebuf.h"
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#define TRICKLE_ATTRIBUTES { PACKETBUF_ATTR_EPACKET_ID, PACKETBUF_ATTR_BIT * 8 },\
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BROADCAST_ATTRIBUTES
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struct trickle_conn;
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struct trickle_callbacks {
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void (* recv)(struct trickle_conn *c);
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};
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struct trickle_conn {
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struct broadcast_conn c;
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const struct trickle_callbacks *cb;
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struct ctimer t, interval_timer, first_transmission_timer;
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struct pt pt;
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struct queuebuf *q;
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clock_time_t interval;
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uint8_t seqno;
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uint8_t interval_scaling;
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uint8_t duplicates;
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};
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void trickle_open(struct trickle_conn *c, clock_time_t interval,
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uint16_t channel, const struct trickle_callbacks *cb);
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void trickle_close(struct trickle_conn *c);
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void trickle_send(struct trickle_conn *c);
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#endif /* TRICKLE_H_ */
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/** @} */
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/** @} */
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