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a0d9f028d6
Both apps/dhcp/dhcp.c:dhcpc_configured() and cpu/6502/ipconfig/ipconfig.c:dhcpc_configured() presume the first parameter of uip_nameserver_update() to be const. As there's no reason for it to be not const just make it const.
102 lines
3.3 KiB
C
102 lines
3.3 KiB
C
/**
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* \addtogroup uip6
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* @{
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*/
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/**
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* \file
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* uIP Name Server interface
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* \author Víctor Ariño <victor.arino@tado.com>
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*/
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/*
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* Copyright (c) 2014, tado° GmbH.
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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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#ifndef UIP_NAMESERVER_H_
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#define UIP_NAMESERVER_H_
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/**
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* \name General
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* @{
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*/
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/** \brief Number of Nameservers to keep */
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#ifndef UIP_CONF_NAMESERVER_POOL_SIZE
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#define UIP_NAMESERVER_POOL_SIZE 1
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#else /* UIP_CONF_NAMESERVER_POOL_SIZE */
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#define UIP_NAMESERVER_POOL_SIZE UIP_CONF_NAMESERVER_POOL_SIZE
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#endif /* UIP_CONF_NAMESERVER_POOL_SIZE */
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/** \brief Infinite Lifetime indicator */
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#define UIP_NAMESERVER_INFINITE_LIFETIME 0xFFFFFFFF
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/** @} */
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/**
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* \name Nameserver maintenance
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* @{
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*/
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/**
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* \brief Insert or update a nameserver into/from the pool
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*
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* The list is kept according to the RFC6106, which indicates that new entries
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* will replace old ones (with lower lifetime) and existing entries will update
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* their lifetimes.
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*
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* \param nameserver Pointer to the nameserver ip address
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* \param lifetime Life time of the given address. Minimum is 0, which is
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* considered to remove an entry. Maximum is 0xFFFFFFFF which
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* is considered infinite.
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*/
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void uip_nameserver_update(const uip_ipaddr_t *nameserver, uint32_t lifetime);
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/**
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* \brief Get a Nameserver ip address given in RA
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*
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* \param num The number of the nameserver to obtain, starting at 0 and going
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* up to the pool size.
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*/
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uip_ipaddr_t *uip_nameserver_get(uint8_t num);
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/**
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* \brief Get next expiration time
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*
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* The least expiration time is returned
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*/
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uint32_t uip_nameserver_next_expiration(void);
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/**
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* \brief Get the number of recorded name servers
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*/
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uint16_t uip_nameserver_count(void);
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/** @} */
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#endif /* UIP_NAMESERVER_H_ */
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/** @} */
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