X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/f3b1a282845777b4e729ecfe5d0c8b8d669010c5..ffa1470e5c7ff0e50028d085a481dc797b0b51ed:/icmp6.h

diff --git a/icmp6.h b/icmp6.h
index dd1d3aba..3b782a44 100644
--- a/icmp6.h
+++ b/icmp6.h
@@ -1,3 +1,4 @@
+/* @(#) $Header: /tcpdump/master/tcpdump/icmp6.h,v 1.16.2.1 2005-09-05 09:29:28 guy Exp $ (LBL) */
 /*	$NetBSD: icmp6.h,v 1.13 2000/08/03 16:30:37 itojun Exp $	*/
 /*	$KAME: icmp6.h,v 1.22 2000/08/03 15:25:16 jinmei Exp $	*/
 
@@ -103,9 +104,9 @@ struct icmp6_hdr {
 #define MLD6_LISTENER_DONE		132	/* multicast listener done */
 
 #define ND_ROUTER_SOLICIT		133	/* router solicitation */
-#define ND_ROUTER_ADVERT		134	/* router advertisment */
+#define ND_ROUTER_ADVERT		134	/* router advertisement */
 #define ND_NEIGHBOR_SOLICIT		135	/* neighbor solicitation */
-#define ND_NEIGHBOR_ADVERT		136	/* neighbor advertisment */
+#define ND_NEIGHBOR_ADVERT		136	/* neighbor advertisement */
 #define ND_REDIRECT			137	/* redirect */
 
 #define ICMP6_ROUTER_RENUMBERING	138	/* router renumbering */
@@ -116,12 +117,20 @@ struct icmp6_hdr {
 #define ICMP6_FQDN_REPLY		140	/* FQDN reply */
 #define ICMP6_NI_QUERY			139	/* node information request */
 #define ICMP6_NI_REPLY			140	/* node information reply */
+#define IND_SOLICIT			141	/* inverse neighbor solicitation */
+#define IND_ADVERT			142	/* inverse neighbor advertisement */
 
-/* The definitions below are experimental. TBA */
-#define MLD6_MTRACE_RESP		141	/* mtrace response(to sender) */
-#define MLD6_MTRACE			142	/* mtrace messages */
+#define ICMP6_V2_MEMBERSHIP_REPORT	143	/* v2 membership report */
+#define MLDV2_LISTENER_REPORT		143	/* v2 multicast listener report */
+#define ICMP6_HADISCOV_REQUEST		144
+#define ICMP6_HADISCOV_REPLY		145
+#define ICMP6_MOBILEPREFIX_SOLICIT	146
+#define ICMP6_MOBILEPREFIX_ADVERT	147
 
-#define ICMP6_MAXTYPE			142
+#define MLD6_MTRACE_RESP		200	/* mtrace response(to sender) */
+#define MLD6_MTRACE			201	/* mtrace messages */
+
+#define ICMP6_MAXTYPE			201
 
 #define ICMP6_DST_UNREACH_NOROUTE	0	/* no route to destination */
 #define ICMP6_DST_UNREACH_ADMIN	 	1	/* administratively prohibited */
@@ -169,6 +178,9 @@ struct mld6_hdr {
 #define mld6_maxdelay	mld6_hdr.icmp6_data16[0]
 #define mld6_reserved	mld6_hdr.icmp6_data16[1]
 
+#define MLD_MINLEN	24
+#define MLDV2_MINLEN	28
+
 /*
  * Neighbor Discovery
  */
@@ -197,6 +209,19 @@ struct nd_router_advert {	/* router advertisement */
 #define nd_ra_flags_reserved	nd_ra_hdr.icmp6_data8[1]
 #define ND_RA_FLAG_MANAGED	0x80
 #define ND_RA_FLAG_OTHER	0x40
+#define ND_RA_FLAG_HOME_AGENT	0x20
+
+/*
+ * Router preference values based on draft-draves-ipngwg-router-selection-01.
+ * These are non-standard definitions.
+ */
+#define ND_RA_FLAG_RTPREF_MASK	0x18 /* 00011000 */
+
+#define ND_RA_FLAG_RTPREF_HIGH	0x08 /* 00001000 */
+#define ND_RA_FLAG_RTPREF_MEDIUM	0x00 /* 00000000 */
+#define ND_RA_FLAG_RTPREF_LOW	0x18 /* 00011000 */
+#define ND_RA_FLAG_RTPREF_RSV	0x10 /* 00010000 */
+
 #define nd_ra_router_lifetime	nd_ra_hdr.icmp6_data16[1]
 
 struct nd_neighbor_solicit {	/* neighbor solicitation */
@@ -220,10 +245,10 @@ struct nd_neighbor_advert {	/* neighbor advertisement */
 #define nd_na_code		nd_na_hdr.icmp6_code
 #define nd_na_cksum		nd_na_hdr.icmp6_cksum
 #define nd_na_flags_reserved	nd_na_hdr.icmp6_data32[0]
-/* netowkr endian */
-#define ND_NA_FLAG_ROUTER		((u_int32_t)htonl(0x80000000))
-#define ND_NA_FLAG_SOLICITED		((u_int32_t)htonl(0x40000000))
-#define ND_NA_FLAG_OVERRIDE		((u_int32_t)htonl(0x20000000))
+
+#define ND_NA_FLAG_ROUTER		0x80000000
+#define ND_NA_FLAG_SOLICITED		0x40000000
+#define ND_NA_FLAG_OVERRIDE		0x20000000
 
 struct nd_redirect {		/* redirect */
 	struct icmp6_hdr	nd_rd_hdr;
@@ -248,16 +273,19 @@ struct nd_opt_hdr {		/* Neighbor discovery option header */
 #define ND_OPT_PREFIX_INFORMATION	3
 #define ND_OPT_REDIRECTED_HEADER	4
 #define ND_OPT_MTU			5
-#define ND_OPT_ADVINT			7
+#define ND_OPT_ADVINTERVAL		7
+#define ND_OPT_HOMEAGENT_INFO		8
+#define ND_OPT_ROUTE_INFO		9	/* draft-ietf-ipngwg-router-preference, not officially assigned yet */
+
 
 struct nd_opt_prefix_info {	/* prefix information */
 	u_int8_t	nd_opt_pi_type;
 	u_int8_t	nd_opt_pi_len;
 	u_int8_t	nd_opt_pi_prefix_len;
 	u_int8_t	nd_opt_pi_flags_reserved;
-	u_int32_t	nd_opt_pi_valid_time;
-	u_int32_t	nd_opt_pi_preferred_time;
-	u_int32_t	nd_opt_pi_reserved2;
+	u_int8_t	nd_opt_pi_valid_time[4];
+	u_int8_t	nd_opt_pi_preferred_time[4];
+	u_int8_t	nd_opt_pi_reserved2[4];
 	struct in6_addr	nd_opt_pi_prefix;
 };
 
@@ -280,11 +308,28 @@ struct nd_opt_mtu {		/* MTU option */
 	u_int32_t	nd_opt_mtu_mtu;
 };
 
-struct nd_opt_advint {		/* Advertisement interval option */
-	u_int8_t	nd_opt_advint_type;
-	u_int8_t	nd_opt_advint_len;
-	u_int16_t	nd_opt_advint_reserved;
-	u_int32_t	nd_opt_advint_advint;
+struct nd_opt_advinterval {	/* Advertisement interval option */
+	u_int8_t	nd_opt_adv_type;
+	u_int8_t	nd_opt_adv_len;
+	u_int16_t	nd_opt_adv_reserved;
+	u_int32_t	nd_opt_adv_interval;
+};
+
+struct nd_opt_homeagent_info {	/* Home Agent info */
+	u_int8_t	nd_opt_hai_type;
+	u_int8_t	nd_opt_hai_len;
+	u_int16_t	nd_opt_hai_reserved;
+	int16_t		nd_opt_hai_preference;
+	u_int16_t	nd_opt_hai_lifetime;
+};
+
+struct nd_opt_route_info {	/* route info */
+	u_int8_t	nd_opt_rti_type;
+	u_int8_t	nd_opt_rti_len;
+	u_int8_t	nd_opt_rti_prefixlen;
+	u_int8_t	nd_opt_rti_flags;
+	u_int32_t	nd_opt_rti_lifetime;
+	/* prefix follows */
 };
 
 /*
@@ -355,7 +400,7 @@ struct icmp6_router_renum {	/* router renumbering header */
 };
 #define ICMP6_RR_FLAGS_TEST		0x80
 #define ICMP6_RR_FLAGS_REQRESULT	0x40
-#define ICMP6_RR_FLAGS_ALLIF		0x20
+#define ICMP6_RR_FLAGS_FORCEAPPLY	0x20
 #define ICMP6_RR_FLAGS_SPECSITE		0x10
 #define ICMP6_RR_FLAGS_PREVDONE		0x08