1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24*7c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate  */
26*7c478bd9Sstevel@tonic-gate 
27*7c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*7c478bd9Sstevel@tonic-gate 
29*7c478bd9Sstevel@tonic-gate #include "defs.h"
30*7c478bd9Sstevel@tonic-gate #include "tables.h"
31*7c478bd9Sstevel@tonic-gate 
32*7c478bd9Sstevel@tonic-gate static void	print_opt(struct nd_opt_hdr *opt, int len);
33*7c478bd9Sstevel@tonic-gate 
34*7c478bd9Sstevel@tonic-gate void
print_route_sol(char * str,struct phyint * pi,struct nd_router_solicit * rs,int len,struct sockaddr_in6 * addr)35*7c478bd9Sstevel@tonic-gate print_route_sol(char *str, struct phyint *pi,
36*7c478bd9Sstevel@tonic-gate     struct nd_router_solicit *rs, int len, struct sockaddr_in6 *addr)
37*7c478bd9Sstevel@tonic-gate {
38*7c478bd9Sstevel@tonic-gate 	struct nd_opt_hdr *opt;
39*7c478bd9Sstevel@tonic-gate 	char abuf[INET6_ADDRSTRLEN];
40*7c478bd9Sstevel@tonic-gate 
41*7c478bd9Sstevel@tonic-gate 	logmsg(LOG_DEBUG, "%s %s (%d bytes) on %s\n", str,
42*7c478bd9Sstevel@tonic-gate 	    inet_ntop(addr->sin6_family, (void *)&addr->sin6_addr,
43*7c478bd9Sstevel@tonic-gate 	    abuf, sizeof (abuf)),
44*7c478bd9Sstevel@tonic-gate 	    len, pi->pi_name);
45*7c478bd9Sstevel@tonic-gate 
46*7c478bd9Sstevel@tonic-gate 	len -= sizeof (*rs);
47*7c478bd9Sstevel@tonic-gate 	opt = (struct nd_opt_hdr *)&rs[1];
48*7c478bd9Sstevel@tonic-gate 	print_opt(opt, len);
49*7c478bd9Sstevel@tonic-gate }
50*7c478bd9Sstevel@tonic-gate 
51*7c478bd9Sstevel@tonic-gate void
print_route_adv(char * str,struct phyint * pi,struct nd_router_advert * ra,int len,struct sockaddr_in6 * addr)52*7c478bd9Sstevel@tonic-gate print_route_adv(char *str, struct phyint *pi,
53*7c478bd9Sstevel@tonic-gate     struct nd_router_advert *ra, int len, struct sockaddr_in6 *addr)
54*7c478bd9Sstevel@tonic-gate {
55*7c478bd9Sstevel@tonic-gate 	struct nd_opt_hdr *opt;
56*7c478bd9Sstevel@tonic-gate 	char abuf[INET6_ADDRSTRLEN];
57*7c478bd9Sstevel@tonic-gate 
58*7c478bd9Sstevel@tonic-gate 	logmsg(LOG_DEBUG, "%s %s (%d bytes) on %s\n", str,
59*7c478bd9Sstevel@tonic-gate 	    inet_ntop(addr->sin6_family, (void *)&addr->sin6_addr,
60*7c478bd9Sstevel@tonic-gate 	    abuf, sizeof (abuf)),
61*7c478bd9Sstevel@tonic-gate 	    len, pi->pi_name);
62*7c478bd9Sstevel@tonic-gate 	logmsg(LOG_DEBUG, "\tMax hop limit: %u\n", ra->nd_ra_curhoplimit);
63*7c478bd9Sstevel@tonic-gate 	logmsg(LOG_DEBUG, "\tManaged address configuration: %s\n",
64*7c478bd9Sstevel@tonic-gate 	    (ra->nd_ra_flags_reserved & ND_RA_FLAG_MANAGED) ?
65*7c478bd9Sstevel@tonic-gate 	    "Set" : "Not set");
66*7c478bd9Sstevel@tonic-gate 	logmsg(LOG_DEBUG, "\tOther configuration flag: %s\n",
67*7c478bd9Sstevel@tonic-gate 	    (ra->nd_ra_flags_reserved & ND_RA_FLAG_OTHER) ?
68*7c478bd9Sstevel@tonic-gate 	    "Set" : "Not set");
69*7c478bd9Sstevel@tonic-gate 	logmsg(LOG_DEBUG, "\tRouter lifetime: %u\n",
70*7c478bd9Sstevel@tonic-gate 	    ntohs(ra->nd_ra_router_lifetime));
71*7c478bd9Sstevel@tonic-gate 	logmsg(LOG_DEBUG, "\tReachable timer: %u\n",
72*7c478bd9Sstevel@tonic-gate 	    ntohl(ra->nd_ra_reachable));
73*7c478bd9Sstevel@tonic-gate 	logmsg(LOG_DEBUG, "\tReachable retrans timer: %u\n",
74*7c478bd9Sstevel@tonic-gate 	    ntohl(ra->nd_ra_retransmit));
75*7c478bd9Sstevel@tonic-gate 
76*7c478bd9Sstevel@tonic-gate 	len -= sizeof (*ra);
77*7c478bd9Sstevel@tonic-gate 	opt = (struct nd_opt_hdr *)&ra[1];
78*7c478bd9Sstevel@tonic-gate 	print_opt(opt, len);
79*7c478bd9Sstevel@tonic-gate }
80*7c478bd9Sstevel@tonic-gate 
81*7c478bd9Sstevel@tonic-gate static void
print_opt(struct nd_opt_hdr * opt,int len)82*7c478bd9Sstevel@tonic-gate print_opt(struct nd_opt_hdr *opt, int len)
83*7c478bd9Sstevel@tonic-gate {
84*7c478bd9Sstevel@tonic-gate 	struct nd_opt_prefix_info *po;
85*7c478bd9Sstevel@tonic-gate 	struct nd_opt_mtu *mo;
86*7c478bd9Sstevel@tonic-gate 	struct nd_opt_lla *lo;
87*7c478bd9Sstevel@tonic-gate 	int optlen;
88*7c478bd9Sstevel@tonic-gate 	char abuf[INET6_ADDRSTRLEN];
89*7c478bd9Sstevel@tonic-gate 	char llabuf[BUFSIZ];
90*7c478bd9Sstevel@tonic-gate 
91*7c478bd9Sstevel@tonic-gate 	while (len >= sizeof (struct nd_opt_hdr)) {
92*7c478bd9Sstevel@tonic-gate 		optlen = opt->nd_opt_len * 8;
93*7c478bd9Sstevel@tonic-gate 		if (optlen == 0) {
94*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "Zero length option!\n");
95*7c478bd9Sstevel@tonic-gate 			break;
96*7c478bd9Sstevel@tonic-gate 		}
97*7c478bd9Sstevel@tonic-gate 		switch (opt->nd_opt_type) {
98*7c478bd9Sstevel@tonic-gate 		case ND_OPT_PREFIX_INFORMATION:
99*7c478bd9Sstevel@tonic-gate 			po = (struct nd_opt_prefix_info *)opt;
100*7c478bd9Sstevel@tonic-gate 			if (optlen != sizeof (*po) ||
101*7c478bd9Sstevel@tonic-gate 			    optlen > len)
102*7c478bd9Sstevel@tonic-gate 				break;
103*7c478bd9Sstevel@tonic-gate 
104*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\tPrefix: %s/%u\n",
105*7c478bd9Sstevel@tonic-gate 			    inet_ntop(AF_INET6, (void *)&po->nd_opt_pi_prefix,
106*7c478bd9Sstevel@tonic-gate 			    abuf, sizeof (abuf)),
107*7c478bd9Sstevel@tonic-gate 			    po->nd_opt_pi_prefix_len);
108*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\t\tOn link flag:%s\n",
109*7c478bd9Sstevel@tonic-gate 			    (po->nd_opt_pi_flags_reserved &
110*7c478bd9Sstevel@tonic-gate 			    ND_OPT_PI_FLAG_ONLINK) ?
111*7c478bd9Sstevel@tonic-gate 			    "Set" : "Not set");
112*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\t\tAuto addrconf flag:%s\n",
113*7c478bd9Sstevel@tonic-gate 			    (po->nd_opt_pi_flags_reserved &
114*7c478bd9Sstevel@tonic-gate 			    ND_OPT_PI_FLAG_AUTO) ?
115*7c478bd9Sstevel@tonic-gate 			    "Set" : "Not set");
116*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\t\tValid time: %u\n",
117*7c478bd9Sstevel@tonic-gate 			    ntohl(po->nd_opt_pi_valid_time));
118*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\t\tPreferred time: %u\n",
119*7c478bd9Sstevel@tonic-gate 			    ntohl(po->nd_opt_pi_preferred_time));
120*7c478bd9Sstevel@tonic-gate 			break;
121*7c478bd9Sstevel@tonic-gate 		case ND_OPT_MTU:
122*7c478bd9Sstevel@tonic-gate 			mo = (struct nd_opt_mtu *)opt;
123*7c478bd9Sstevel@tonic-gate 			if (optlen != sizeof (*mo) ||
124*7c478bd9Sstevel@tonic-gate 			    optlen > len)
125*7c478bd9Sstevel@tonic-gate 				break;
126*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\tMTU: %d\n",
127*7c478bd9Sstevel@tonic-gate 			    ntohl(mo->nd_opt_mtu_mtu));
128*7c478bd9Sstevel@tonic-gate 			break;
129*7c478bd9Sstevel@tonic-gate 		case ND_OPT_SOURCE_LINKADDR:
130*7c478bd9Sstevel@tonic-gate 			lo = (struct nd_opt_lla *)opt;
131*7c478bd9Sstevel@tonic-gate 			if (optlen < 8 ||
132*7c478bd9Sstevel@tonic-gate 			    optlen > len)
133*7c478bd9Sstevel@tonic-gate 				break;
134*7c478bd9Sstevel@tonic-gate 			(void) fmt_lla(llabuf, sizeof (llabuf),
135*7c478bd9Sstevel@tonic-gate 			    lo->nd_opt_lla_hdw_addr,
136*7c478bd9Sstevel@tonic-gate 			    optlen - sizeof (nd_opt_hdr_t));
137*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\tSource LLA: len %d <%s>\n",
138*7c478bd9Sstevel@tonic-gate 			    optlen - sizeof (nd_opt_hdr_t),
139*7c478bd9Sstevel@tonic-gate 			    llabuf);
140*7c478bd9Sstevel@tonic-gate 			break;
141*7c478bd9Sstevel@tonic-gate 		case ND_OPT_TARGET_LINKADDR:
142*7c478bd9Sstevel@tonic-gate 			lo = (struct nd_opt_lla *)opt;
143*7c478bd9Sstevel@tonic-gate 			if (optlen < 8||
144*7c478bd9Sstevel@tonic-gate 			    optlen > len)
145*7c478bd9Sstevel@tonic-gate 				break;
146*7c478bd9Sstevel@tonic-gate 			(void) fmt_lla(llabuf, sizeof (llabuf),
147*7c478bd9Sstevel@tonic-gate 			    lo->nd_opt_lla_hdw_addr,
148*7c478bd9Sstevel@tonic-gate 			    optlen - sizeof (nd_opt_hdr_t));
149*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\tTarget LLA: len %d <%s>\n",
150*7c478bd9Sstevel@tonic-gate 			    optlen - sizeof (nd_opt_hdr_t),
151*7c478bd9Sstevel@tonic-gate 			    llabuf);
152*7c478bd9Sstevel@tonic-gate 			break;
153*7c478bd9Sstevel@tonic-gate 		case ND_OPT_REDIRECTED_HEADER:
154*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "\tRedirected header option!\n");
155*7c478bd9Sstevel@tonic-gate 			break;
156*7c478bd9Sstevel@tonic-gate 		default:
157*7c478bd9Sstevel@tonic-gate 			logmsg(LOG_DEBUG, "Unknown option %d (0x%x)\n",
158*7c478bd9Sstevel@tonic-gate 			    opt->nd_opt_type, opt->nd_opt_type);
159*7c478bd9Sstevel@tonic-gate 			break;
160*7c478bd9Sstevel@tonic-gate 		}
161*7c478bd9Sstevel@tonic-gate 		opt = (struct nd_opt_hdr *)((char *)opt + optlen);
162*7c478bd9Sstevel@tonic-gate 		len -= optlen;
163*7c478bd9Sstevel@tonic-gate 	}
164*7c478bd9Sstevel@tonic-gate }
165*7c478bd9Sstevel@tonic-gate 
166*7c478bd9Sstevel@tonic-gate char *
fmt_lla(char * llabuf,int bufsize,uchar_t * lla,int llalen)167*7c478bd9Sstevel@tonic-gate fmt_lla(char *llabuf, int bufsize, uchar_t *lla, int llalen)
168*7c478bd9Sstevel@tonic-gate {
169*7c478bd9Sstevel@tonic-gate 	int i;
170*7c478bd9Sstevel@tonic-gate 	char *cp = llabuf;
171*7c478bd9Sstevel@tonic-gate 
172*7c478bd9Sstevel@tonic-gate 	for (i = 0; i < llalen; i++) {
173*7c478bd9Sstevel@tonic-gate 		if (i == llalen - 1) /* Last byte? */
174*7c478bd9Sstevel@tonic-gate 			(void) snprintf(cp, bufsize, "%02x", lla[i] & 0xFF);
175*7c478bd9Sstevel@tonic-gate 		else
176*7c478bd9Sstevel@tonic-gate 			(void) snprintf(cp, bufsize, "%02x:", lla[i] & 0xFF);
177*7c478bd9Sstevel@tonic-gate 		bufsize -= strlen(cp);
178*7c478bd9Sstevel@tonic-gate 		cp += strlen(cp);
179*7c478bd9Sstevel@tonic-gate 	}
180*7c478bd9Sstevel@tonic-gate 	return (llabuf);
181*7c478bd9Sstevel@tonic-gate }
182