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85 lines
2.9 KiB
C
85 lines
2.9 KiB
C
/**
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* @file
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*
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* Neighbor discovery and stateless address autoconfiguration for IPv6.
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* Aims to be compliant with RFC 4861 (Neighbor discovery) and RFC 4862
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* (Address autoconfiguration).
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*/
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/*
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* Copyright (c) 2010 Inico Technologies Ltd.
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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 modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Ivan Delamer <delamer@inicotech.com>
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*
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*
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* Please coordinate changes and requests with Ivan Delamer
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* <delamer@inicotech.com>
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*/
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#ifndef LWIP_HDR_ND6_H
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#define LWIP_HDR_ND6_H
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#include "lwip/opt.h"
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#if LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */
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#include "lwip/ip6_addr.h"
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#include "lwip/err.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** 1 second period */
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#define ND6_TMR_INTERVAL 1000
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struct pbuf;
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struct netif;
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void nd6_tmr(void);
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void nd6_input(struct pbuf *p, struct netif *inp);
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void nd6_clear_destination_cache(void);
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struct netif *nd6_find_route(const ip6_addr_t *ip6addr);
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err_t nd6_get_next_hop_addr_or_queue(struct netif *netif, struct pbuf *q, const ip6_addr_t *ip6addr, const u8_t **hwaddrp);
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u16_t nd6_get_destination_mtu(const ip6_addr_t *ip6addr, struct netif *netif);
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#if LWIP_ND6_TCP_REACHABILITY_HINTS
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void nd6_reachability_hint(const ip6_addr_t *ip6addr);
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#endif /* LWIP_ND6_TCP_REACHABILITY_HINTS */
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void nd6_cleanup_netif(struct netif *netif);
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#if LWIP_IPV6_MLD
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void nd6_adjust_mld_membership(struct netif *netif, s8_t addr_idx, u8_t new_state);
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#endif /* LWIP_IPV6_MLD */
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#ifdef __cplusplus
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}
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#endif
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#endif /* LWIP_IPV6 */
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#endif /* LWIP_HDR_ND6_H */
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