48 lines
2.3 KiB
C
48 lines
2.3 KiB
C
/* $NetBSD: rsrr_var.h,v 1.2 2002/10/01 03:41:13 itojun Exp $ */
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/*
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* Copyright (c) 1998-2001.
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* The University of Southern California/Information Sciences Institute.
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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 project 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 PROJECT 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 PROJECT 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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/* RSRR things that are only needed by mrouted. */
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/* Cache of Route Query messages, distinguished by source,
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* destination, and client addresses. Cache is flushed by RSRR client
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* -- it sends notification when an unwanted Route Reply is received.
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* Since this only happens during route changes, it is more likely
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* that the cache will be flushed when the kernel table entry is
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* deleted. */
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struct rsrr_cache {
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struct rsrr_rq route_query; /* Cached Route Query */
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struct sockaddr_un client_addr; /* Client address */
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int client_length; /* Length of client */
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struct rsrr_cache *next; /* next cache item */
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};
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