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97 lines
3.0 KiB
C
97 lines
3.0 KiB
C
/**
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* \addtogroup rime
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* @{
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*/
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/**
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* \defgroup rimecollect Tree-based hop-by-hop reliable data collection
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* @{
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*
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* The collect module implements a hop-by-hop reliable data collection
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* mechanism.
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*
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* \section channels Channels
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*
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* The collect module uses 2 channels; one for neighbor discovery and one
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* for data packets.
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*
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*/
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/*
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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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* $Id: collect.h,v 1.4 2008/02/24 22:05:27 adamdunkels Exp $
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*/
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/**
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* \file
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* Header file for hop-by-hop reliable data collection
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#ifndef __COLLECT_H__
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#define __COLLECT_H__
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#include "net/rime/ipolite.h"
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#include "net/rime/ruc.h"
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#include "net/rime/neighbor-discovery.h"
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struct collect_callbacks {
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void (* recv)(rimeaddr_t *originator, uint8_t seqno,
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uint8_t hops);
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};
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struct collect_conn {
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struct neighbor_discovery_conn neighbor_discovery_conn;
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struct ruc_conn ruc_conn;
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const struct collect_callbacks *cb;
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struct ctimer t;
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uint16_t rtmetric;
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uint8_t forwarding;
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uint8_t seqno;
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};
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void collect_open(struct collect_conn *c, uint16_t channels,
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const struct collect_callbacks *callbacks);
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void collect_close(struct collect_conn *c);
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void collect_send(struct collect_conn *c, int rexmits);
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void collect_set_sink(struct collect_conn *c, int should_be_sink);
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int collect_depth(struct collect_conn *c);
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#define COLLECT_MAX_DEPTH 255
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#endif /* __COLLECT_H__ */
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/** @} */
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/** @} */
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