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igmpv3.h
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/*
* Copyright (c) 1998-2001
* University of Southern California/Information Sciences Institute.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef __PIMD_IGMPV3_H__
#define __PIMD_IGMPV3_H__
/*
* IGMPv3 report modes.
*/
#ifndef IGMP_MODE_IS_INCLUDE
#define IGMP_DO_NOTHING 0 /* don't send a record */
#define IGMP_MODE_IS_INCLUDE 1 /* MODE_IN */
#define IGMP_MODE_IS_EXCLUDE 2 /* MODE_EX */
#define IGMP_CHANGE_TO_INCLUDE_MODE 3 /* TO_IN */
#define IGMP_CHANGE_TO_EXCLUDE_MODE 4 /* TO_EX */
#define IGMP_ALLOW_NEW_SOURCES 5 /* ALLOW_NEW */
#define IGMP_BLOCK_OLD_SOURCES 6 /* BLOCK_OLD */
#endif
#ifndef IGMP_V3_REPORT_MINLEN
struct igmp_grouprec {
uint8_t ig_type; /* record type */
uint8_t ig_datalen; /* length of auxiliary data */
uint16_t ig_numsrc; /* number of sources */
struct in_addr ig_group; /* group address being reported */
/*struct in_addr ig_sources[0];*/ /* source addresses */
};
#define IGMP_GRPREC_HDRLEN 8
struct igmp_report {
uint8_t ir_type; /* record type */
uint8_t ir_rsv1; /* reserved */
uint16_t ir_cksum; /* checksum */
uint16_t ir_rsv2; /* reserved */
uint16_t ir_numgrps; /* number of group records */
/*struct igmp_grouprec ir_groups[0];*/ /* group records */
};
#define IGMP_V3_REPORT_MINLEN 8
#define IGMP_V3_REPORT_MAXRECS 65535
#endif /* IGMP_V3_REPORT_MINLEN */
#endif /* __PIMD_IGMPV3_H__ */
/**
* Local Variables:
* version-control: t
* indent-tabs-mode: t
* c-file-style: "ellemtel"
* c-basic-offset: 4
* End:
*/