68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/*
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* This file is part of ndppd.
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*
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* Copyright (C) 2011-2019 Daniel Adolfsson <daniel@ashen.se>
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*
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* ndppd is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* ndppd is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with ndppd. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef NDPPD_SESSION_H
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#define NDPPD_SESSION_H
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#include "ndppd.h"
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#include "rt.h"
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typedef enum
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{
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/*
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* Address resolution is in progress.
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*/
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ND_STATE_INCOMPLETE,
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/*
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*
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*/
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ND_STATE_VALID,
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/*
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*
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*/
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ND_STATE_STALE,
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/*
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* Resolution failed, and further Neighbor Solicitation messages will be ignored until
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* the session is removed or a Neighbor Advertisement is received.
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*/
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ND_STATE_INVALID,
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} nd_state_t;
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struct nd_session
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{
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nd_session_t *next_in_proxy;
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nd_session_t *next_in_iface;
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nd_addr_t tgt;
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int rcount;
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long atime; /* Last time the session was used in a NA response. */
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long rtime; /* Last time a NS request was made. */
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long mtime; /* Last time state was changed. */
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nd_state_t state;
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nd_iface_t *iface;
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nd_rt_route_t *route; /* Autowired route. */
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};
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nd_session_t *nd_alloc_session();
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void nd_free_session(nd_session_t *session);
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#endif /* NDPPD_SESSION_H */
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