76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/*
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* Copyright (c) 2012-2014, Thingsquare, http://www.thingsquare.com/.
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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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#ifndef RPL_DAG_ROOT_H_
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#define RPL_DAG_ROOT_H_
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/**
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* \addtogroup rpl-lite
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* @{
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*
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* \file
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* DAG root utility functions for RPL.
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*/
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/********** Public functions **********/
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/**
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* Set a prefix in case the node is later set as dag root.
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*
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* \param prefix The prefix. If NULL, uip_ds6_default_prefix() is used instead
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* \param iid The IID. If NULL, it will be built from uip_ds6_set_addr_iid.
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*/
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void rpl_dag_root_set_prefix(uip_ipaddr_t *prefix, uip_ipaddr_t *iid);
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/**
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* Set the node as root and start a DAG
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*
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* \return 0 in case of success, -1 otherwise
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*/
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int rpl_dag_root_start(void);
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/**
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* Tells whether we are DAG root or not
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*
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* \return 1 if we are dag root, 0 otherwise
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*/
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int rpl_dag_root_is_root(void);
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/**
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* Prints a summary of all routing links
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*
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* \param str A descriptive text on the caller
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*/
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void rpl_dag_root_print_links(const char *str);
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/** @} */
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#endif /* RPL_DAG_ROOT_H_ */
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