/* -*- c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t -*- *//* * Copyright (c) 2001-2008 XORP, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software") * to deal in the Software without restriction, subject to the conditions * listed in the XORP LICENSE file. These conditions include: you must * preserve this copyright notice, and you cannot mention the copyright * holders in advertising related to the Software without their permission. * The Software is provided WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED. This * notice is a summary of the XORP LICENSE file; the license in that file is * legally binding. *//* * $XORP: xorp/contrib/mld6igmp_lite/mld6_proto.h,v 1.2 2008/07/23 05:09:48 pavlin Exp $ */#ifndef __MLD6IGMP_MLD6_PROTO_H__#define __MLD6IGMP_MLD6_PROTO_H__/* * Multicast Listener Discovery protocol-specific definitions. * MLDv1 (RFC 2710), and MLDv2 (RFC 3810). */#ifdef HAVE_NETINET_IN_H#include <netinet/in.h>#endif#ifdef HAVE_NETINET_ICMP6_H#include <netinet/icmp6.h>#endif/* * Constants definitions */#ifndef IPPROTO_ICMPV6#define IPPROTO_ICMPV6				58#endif/* MLD versions definition */#define MLD_V1					1#define MLD_V2					2#define MLD_VERSION_MIN				MLD_V1#define MLD_VERSION_MAX				MLD_V2#define MLD_VERSION_DEFAULT			MLD_V1/* * Constans for Multicast Listener Discovery protocol for IPv6. * All intervals are in seconds. * XXX: Several of these, especially the robustness variable, should be * variables and not constants. */#define	MLD_ROBUSTNESS_VARIABLE			2#define	MLD_QUERY_INTERVAL			125#define	MLD_QUERY_RESPONSE_INTERVAL		10#define	MLD_MULTICAST_LISTENER_INTERVAL		(MLD_ROBUSTNESS_VARIABLE      \						* MLD_QUERY_INTERVAL	      \						+ MLD_QUERY_RESPONSE_INTERVAL)#define	MLD_OTHER_QUERIER_PRESENT_INTERVAL	(MLD_ROBUSTNESS_VARIABLE      \						* MLD_QUERY_INTERVAL	      \					+ MLD_QUERY_RESPONSE_INTERVAL / 2)#define	MLD_STARTUP_QUERY_INTERVAL		(MLD_QUERY_INTERVAL / 4)#define	MLD_STARTUP_QUERY_COUNT			MLD_ROBUSTNESS_VARIABLE#define	MLD_LAST_LISTENER_QUERY_INTERVAL	1#define	MLD_LAST_LISTENER_QUERY_COUNT		MLD_ROBUSTNESS_VARIABLE#define MLD_OLDER_VERSION_HOST_PRESENT_INTERVAL (MLD_ROBUSTNESS_VARIABLE      \						* MLD_QUERY_INTERVAL	      \						+ MLD_QUERY_RESPONSE_INTERVAL)#ifndef MLD_TIMER_SCALE/* the MLD max. response delay is in 1000th of seconds */#define MLD_TIMER_SCALE				1000#endif/* * MLDv1-related missing definitions * * Note that on newer systems all MLD-related definitions use * mld_xxx and MLD_XXX instead of mld6_xxx and MLD6_XXX. */#ifndef MLD_LISTENER_QUERY#  ifdef MLD6_LISTENER_QUERY#    define MLD_LISTENER_QUERY		MLD6_LISTENER_QUERY#  else#    define MLD_LISTENER_QUERY		130#  endif#endif#ifndef MLD_LISTENER_REPORT#  ifdef MLD6_LISTENER_REPORT#    define MLD_LISTENER_REPORT		MLD6_LISTENER_REPORT#  else#    define MLD_LISTENER_REPORT		131#  endif#endif#ifndef MLD_LISTENER_DONE#  ifdef MLD6_LISTENER_DONE#    define MLD_LISTENER_DONE		MLD6_LISTENER_DONE#  else#    define MLD_LISTENER_DONE		132#  endif#endif#ifndef MLD_MTRACE_RESP#  ifdef MLD6_MTRACE_RESP#    define MLD_MTRACE_RESP		MLD6_MTRACE_RESP#  else#    define MLD_MTRACE_RESP		200#  endif#endif#ifndef MLD_MTRACE#  ifdef MLD6_MTRACE#    define MLD_MTRACE			MLD6_MTRACE#  else#    define MLD_MTRACE			201#  endif#endif#ifndef MLD_MINLEN#  ifdef HAVE_STRUCT_MLD_HDR#    define MLD_MINLEN			(sizeof(struct mld_hdr))#  else#    define MLD_MINLEN			24#  endif#endif/* * MLDv2-related missing definitions */#ifndef MLDV2_LISTENER_REPORT#  ifdef MLD6V2_LISTENER_REPORT#    define MLDV2_LISTENER_REPORT	MLD6V2_LISTENER_REPORT#  else#    define MLDV2_LISTENER_REPORT	143#  endif#endif#ifndef MLD_MODE_IS_INCLUDE#  define MLD_MODE_IS_INCLUDE		1#endif#ifndef MLD_MODE_IS_EXCLUDE#  define MLD_MODE_IS_EXCLUDE		2#endif#ifndef MLD_CHANGE_TO_INCLUDE_MODE#  define MLD_CHANGE_TO_INCLUDE_MODE	3#endif#ifndef MLD_CHANGE_TO_EXCLUDE_MODE#  define MLD_CHANGE_TO_EXCLUDE_MODE	4#endif#ifndef MLD_ALLOW_NEW_SOURCES#  define MLD_ALLOW_NEW_SOURCES		5#endif#ifndef MLD_BLOCK_OLD_SOURCES#  define MLD_BLOCK_OLD_SOURCES		6#endif#ifndef MLD_V2_QUERY_MINLEN#  define MLD_V2_QUERY_MINLEN		28#endif#ifndef MLD_HOST_MRC_EXP#  define MLD_HOST_MRC_EXP(x)		(((x) >> 12) & 0x0007)#endif#ifndef MLD_HOST_MRC_MANT#  define MLD_HOST_MRC_MANT(x)		((x) & 0x0fff)#endif#ifndef MLD_QQIC_EXP#  define MLD_QQIC_EXP(x)		(((x) >> 4) & 0x07)#endif#ifndef MLD_QQIC_MANT#  define MLD_QQIC_MANT(x)		((x) & 0x0f)#endif#ifndef MLD_QRESV#  define MLD_QRESV(x)			(((x) >> 4) & 0x0f)#endif#ifndef MLD_SFLAG#  define MLD_SFLAG(x)			(((x) >> 3) & 0x01)#endif#ifndef MLD_QRV#  define MLD_QRV(x)			((x) & 0x07)#endif/* * Structures, typedefs and macros *//* * The ASCII names of the MLD protocol control messages */#ifdef MLDV2_LISTENER_REPORT#define MLDV2TYPE2ASCII(t)						\(((t) == MLDV2_LISTENER_REPORT) ?					\    "MLDV2_LISTENER_REPORT"						\    : "MLD_type_unknown")#else#define MLDV2TYPE2ASCII(t)	"MLD_type_unknown"#endif#define MLDTYPE2ASCII(t)						\(((t) == MLD_LISTENER_QUERY) ?						\    "MLD_LISTENER_QUERY"						\    : ((t) == MLD_LISTENER_REPORT) ?					\	"MLD_LISTENER_REPORT"						\	: ((t) == MLD_LISTENER_DONE) ?					\	    "MLD_LISTENER_DONE"						\	    : ((t) == MLD_MTRACE_RESP) ?				\		"MLD_MTRACE_RESP"					\		: ((t) == MLD_MTRACE) ?					\		    "MLD_MTRACE"					\		    : MLDV2TYPE2ASCII(t))/* * Global variables *//* * Global functions prototypes */__BEGIN_DECLS__END_DECLS#endif /* __MPD6IGMP_MLD6_PROTO_H__ */