2 * Copyright (c) 2016 Antonin Décimo, Jean-Raphaël Gaglione
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * 3. Neither the name of the project nor the names of its contributors
13 * may be used to endorse or promote products derived from this software
14 * without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 /* \summary: Home Networking Control Protocol (HNCP) printer */
35 #include <netdissect-stdinc.h>
40 #include "netdissect.h"
41 #include "addrtoname.h"
45 hncp_print_rec(netdissect_options
*ndo
,
46 const u_char
*cp
, u_int length
, int indent
);
49 hncp_print(netdissect_options
*ndo
,
50 const u_char
*cp
, u_int length
)
52 ND_PRINT((ndo
, "hncp (%d)", length
));
53 hncp_print_rec(ndo
, cp
, length
, 1);
57 #define DNCP_REQUEST_NETWORK_STATE 1
58 #define DNCP_REQUEST_NODE_STATE 2
59 #define DNCP_NODE_ENDPOINT 3
60 #define DNCP_NETWORK_STATE 4
61 #define DNCP_NODE_STATE 5
63 #define DNCP_KEEP_ALIVE_INTERVAL 9
64 #define DNCP_TRUST_VERDICT 10
67 #define HNCP_HNCP_VERSION 32
68 #define HNCP_EXTERNAL_CONNECTION 33
69 #define HNCP_DELEGATED_PREFIX 34
70 #define HNCP_PREFIX_POLICY 43
71 #define HNCP_DHCPV4_DATA 37
72 #define HNCP_DHCPV6_DATA 38
73 #define HNCP_ASSIGNED_PREFIX 35
74 #define HNCP_NODE_ADDRESS 36
75 #define HNCP_DNS_DELEGATED_ZONE 39
76 #define HNCP_DOMAIN_NAME 40
77 #define HNCP_NODE_NAME 41
78 #define HNCP_MANAGED_PSK 42
80 /* See type_mask in hncp_print_rec below */
81 #define RANGE_DNCP_RESERVED 0x10000
82 #define RANGE_HNCP_UNASSIGNED 0x10001
83 #define RANGE_DNCP_PRIVATE_USE 0x10002
84 #define RANGE_DNCP_FUTURE_USE 0x10003
86 static const struct tok type_values
[] = {
87 { DNCP_REQUEST_NETWORK_STATE
, "Request network state" },
88 { DNCP_REQUEST_NODE_STATE
, "Request node state" },
89 { DNCP_NODE_ENDPOINT
, "Node endpoint" },
90 { DNCP_NETWORK_STATE
, "Network state" },
91 { DNCP_NODE_STATE
, "Node state" },
92 { DNCP_PEER
, "Peer" },
93 { DNCP_KEEP_ALIVE_INTERVAL
, "Keep-alive interval" },
94 { DNCP_TRUST_VERDICT
, "Trust-Verdict" },
96 { HNCP_HNCP_VERSION
, "HNCP-Version" },
97 { HNCP_EXTERNAL_CONNECTION
, "External-Connection" },
98 { HNCP_DELEGATED_PREFIX
, "Delegated-Prefix" },
99 { HNCP_PREFIX_POLICY
, "Prefix-Policy" },
100 { HNCP_DHCPV4_DATA
, "DHCPv4-Data" },
101 { HNCP_DHCPV6_DATA
, "DHCPv6-Data" },
102 { HNCP_ASSIGNED_PREFIX
, "Assigned-Prefix" },
103 { HNCP_NODE_ADDRESS
, "Node-Address" },
104 { HNCP_DNS_DELEGATED_ZONE
, "DNS-Delegated-Zone" },
105 { HNCP_DOMAIN_NAME
, "Domain-Name" },
106 { HNCP_NODE_NAME
, "Node-Name" },
107 { HNCP_MANAGED_PSK
, "Managed-PSK" },
109 { RANGE_DNCP_RESERVED
, "Reserved" },
110 { RANGE_HNCP_UNASSIGNED
, "Unassigned" },
111 { RANGE_DNCP_PRIVATE_USE
, "Private use" },
112 { RANGE_DNCP_FUTURE_USE
, "Future use" },
117 #define DH4OPT_DNS_SERVERS 6 /* RFC2132 */
118 #define DH4OPT_NTP_SERVERS 42 /* RFC2132 */
119 #define DH4OPT_DOMAIN_SEARCH 119 /* RFC3397 */
121 static const struct tok dh4opt_str
[] = {
122 { DH4OPT_DNS_SERVERS
, "DNS-server" },
123 { DH4OPT_NTP_SERVERS
, "NTP-server"},
124 { DH4OPT_DOMAIN_SEARCH
, "DNS-search" },
128 #define DH6OPT_DNS_SERVERS 23 /* RFC3646 */
129 #define DH6OPT_DOMAIN_LIST 24 /* RFC3646 */
130 #define DH6OPT_SNTP_SERVERS 31 /* RFC4075 */
132 static const struct tok dh6opt_str
[] = {
133 { DH6OPT_DNS_SERVERS
, "DNS-server" },
134 { DH6OPT_DOMAIN_LIST
, "DNS-search-list" },
135 { DH6OPT_SNTP_SERVERS
, "SNTP-servers" },
140 * For IPv4-mapped IPv6 addresses, length of the prefix that precedes
141 * the 4 bytes of IPv4 address at the end of the IPv6 address.
143 #define IPV4_MAPPED_HEADING_LEN 12
146 * Is an IPv6 address an IPv4-mapped address?
149 is_ipv4_mapped_address(const u_char
*addr
)
151 /* The value of the prefix */
152 static const u_char ipv4_mapped_heading
[IPV4_MAPPED_HEADING_LEN
] =
153 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xFF, 0xFF };
155 return memcmp(addr
, ipv4_mapped_heading
, IPV4_MAPPED_HEADING_LEN
) == 0;
159 format_nid(const u_char
*data
)
161 static char buf
[4][11+5];
164 snprintf(buf
[i
], 16, "%02x:%02x:%02x:%02x",
165 data
[0], data
[1], data
[2], data
[3]);
170 format_256(const u_char
*data
)
172 static char buf
[4][64+5];
175 snprintf(buf
[i
], 28, "%016" PRIx64
"%016" PRIx64
"%016" PRIx64
"%016" PRIx64
,
176 EXTRACT_64BITS(data
),
177 EXTRACT_64BITS(data
+ 8),
178 EXTRACT_64BITS(data
+ 16),
179 EXTRACT_64BITS(data
+ 24)
185 format_interval(const uint32_t n
)
187 static char buf
[4][sizeof("0000000.000s")];
190 snprintf(buf
[i
], sizeof(buf
[i
]), "%u.%03us", n
/ 1000, n
% 1000);
195 format_ip6addr(netdissect_options
*ndo
, const u_char
*cp
)
197 if (is_ipv4_mapped_address(cp
))
198 return ipaddr_string(ndo
, cp
+ IPV4_MAPPED_HEADING_LEN
);
200 return ip6addr_string(ndo
, cp
);
204 print_prefix(netdissect_options
*ndo
, const u_char
*prefix
, u_int max_length
)
207 char buf
[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx::/128")];
209 if (prefix
[0] >= 96 && max_length
>= IPV4_MAPPED_HEADING_LEN
+ 1 &&
210 is_ipv4_mapped_address(&prefix
[1])) {
219 memset(&addr
, 0, sizeof(addr
));
220 plenbytes
= (plen
+ 7) / 8;
221 if (max_length
< (u_int
)plenbytes
+ IPV4_MAPPED_HEADING_LEN
)
223 memcpy(&addr
, &prefix
[1 + IPV4_MAPPED_HEADING_LEN
], plenbytes
);
225 ((u_char
*)&addr
)[plenbytes
- 1] &=
226 ((0xff00 >> (plen
% 8)) & 0xff);
228 snprintf(buf
, sizeof(buf
), "%s/%d", ipaddr_string(ndo
, &addr
), plen
);
229 plenbytes
+= 1 + IPV4_MAPPED_HEADING_LEN
;
231 plenbytes
= decode_prefix6(ndo
, prefix
, max_length
, buf
, sizeof(buf
));
234 ND_PRINT((ndo
, "%s", buf
));
239 print_dns_label(netdissect_options
*ndo
,
240 const u_char
*cp
, u_int max_length
, int print
)
243 while (length
< max_length
) {
244 u_int lab_length
= cp
[length
++];
247 if (length
> 1 && print
)
248 safeputchar(ndo
, '.');
249 if (length
+lab_length
> max_length
) {
251 safeputs(ndo
, cp
+length
, max_length
-length
);
255 safeputs(ndo
, cp
+length
, lab_length
);
256 length
+= lab_length
;
259 ND_PRINT((ndo
, "[|DNS]"));
264 dhcpv4_print(netdissect_options
*ndo
,
265 const u_char
*cp
, u_int length
, int indent
)
268 const u_char
*tlv
, *value
;
269 uint8_t type
, optlen
;
276 type
= (uint8_t)tlv
[0];
277 optlen
= (uint8_t)tlv
[1];
280 ND_PRINT((ndo
, "\n"));
281 for (t
= indent
; t
> 0; t
--)
282 ND_PRINT((ndo
, "\t"));
284 ND_PRINT((ndo
, "%s", tok2str(dh4opt_str
, "Unknown", type
)));
285 ND_PRINT((ndo
," (%u)", optlen
+ 2 ));
286 if (i
+ 2 + optlen
> length
)
290 case DH4OPT_DNS_SERVERS
:
291 case DH4OPT_NTP_SERVERS
: {
292 if (optlen
< 4 || optlen
% 4 != 0) {
295 for (t
= 0; t
< optlen
; t
+= 4)
296 ND_PRINT((ndo
, " %s", ipaddr_string(ndo
, value
+ t
)));
299 case DH4OPT_DOMAIN_SEARCH
: {
300 const u_char
*tp
= value
;
301 while (tp
< value
+ optlen
) {
302 ND_PRINT((ndo
, " "));
303 if ((tp
= ns_nprint(ndo
, tp
, value
+ optlen
)) == NULL
)
316 dhcpv6_print(netdissect_options
*ndo
,
317 const u_char
*cp
, u_int length
, int indent
)
320 const u_char
*tlv
, *value
;
321 uint16_t type
, optlen
;
328 type
= EXTRACT_16BITS(tlv
);
329 optlen
= EXTRACT_16BITS(tlv
+ 2);
332 ND_PRINT((ndo
, "\n"));
333 for (t
= indent
; t
> 0; t
--)
334 ND_PRINT((ndo
, "\t"));
336 ND_PRINT((ndo
, "%s", tok2str(dh6opt_str
, "Unknown", type
)));
337 ND_PRINT((ndo
," (%u)", optlen
+ 4 ));
338 if (i
+ 4 + optlen
> length
)
342 case DH6OPT_DNS_SERVERS
:
343 case DH6OPT_SNTP_SERVERS
: {
344 if (optlen
% 16 != 0) {
345 ND_PRINT((ndo
, " %s", istr
));
348 for (t
= 0; t
< optlen
; t
+= 16)
349 ND_PRINT((ndo
, " %s", ip6addr_string(ndo
, value
+ t
)));
352 case DH6OPT_DOMAIN_LIST
: {
353 const u_char
*tp
= value
;
354 while (tp
< value
+ optlen
) {
355 ND_PRINT((ndo
, " "));
356 if ((tp
= ns_nprint(ndo
, tp
, value
+ optlen
)) == NULL
)
368 /* Determine in-line mode */
370 is_in_line(netdissect_options
*ndo
, int indent
)
372 return indent
- 1 >= ndo
->ndo_vflag
&& ndo
->ndo_vflag
< 3;
376 print_type_in_line(netdissect_options
*ndo
,
377 uint32_t type
, int count
, int indent
, int *first_one
)
384 ND_PRINT((ndo
, "\n"));
385 for (t
= indent
; t
> 0; t
--)
386 ND_PRINT((ndo
, "\t"));
388 ND_PRINT((ndo
, " "));
391 ND_PRINT((ndo
, ", "));
393 ND_PRINT((ndo
, "%s", tok2str(type_values
, "Easter Egg", type
)));
395 ND_PRINT((ndo
, " (x%d)", count
));
400 hncp_print_rec(netdissect_options
*ndo
,
401 const u_char
*cp
, u_int length
, int indent
)
403 const int in_line
= is_in_line(ndo
, indent
);
408 uint32_t last_type_mask
= 0xffffffffU
;
409 int last_type_count
= -1;
411 const u_char
*tlv
, *value
;
412 uint16_t type
, bodylen
;
420 ND_PRINT((ndo
, "\n"));
421 for (t
= indent
; t
> 0; t
--)
422 ND_PRINT((ndo
, "\t"));
429 type
= EXTRACT_16BITS(tlv
);
430 bodylen
= EXTRACT_16BITS(tlv
+ 2);
432 ND_TCHECK2(*value
, bodylen
);
433 if (i
+ bodylen
+ 4 > length
)
437 (type
== 0) ? RANGE_DNCP_RESERVED
:
438 (44 <= type
&& type
<= 511) ? RANGE_HNCP_UNASSIGNED
:
439 (768 <= type
&& type
<= 1023) ? RANGE_DNCP_PRIVATE_USE
:
440 RANGE_DNCP_FUTURE_USE
;
441 if (type
== 6 || type
== 7)
442 type_mask
= RANGE_DNCP_FUTURE_USE
;
448 u_int key
= type_values
[t
++].v
;
459 if (last_type_mask
== type_mask
) {
462 print_type_in_line(ndo
, last_type_mask
, last_type_count
, indent
, &first_one
);
463 last_type_mask
= type_mask
;
470 ND_PRINT((ndo
,"%s", tok2str(type_values
, "Easter Egg (42)", type_mask
) ));
471 if (type_mask
> 0xffff)
472 ND_PRINT((ndo
,": type=%u", type
));
473 ND_PRINT((ndo
," (%u)", bodylen
+ 4 ));
477 case DNCP_REQUEST_NETWORK_STATE
: {
479 ND_PRINT((ndo
, " %s", istr
));
483 case DNCP_REQUEST_NODE_STATE
: {
484 const char *node_identifier
;
486 ND_PRINT((ndo
, " %s", istr
));
489 node_identifier
= format_nid(value
);
490 ND_PRINT((ndo
, " NID: %s", node_identifier
));
494 case DNCP_NODE_ENDPOINT
: {
495 const char *node_identifier
;
496 uint32_t endpoint_identifier
;
498 ND_PRINT((ndo
, " %s", istr
));
501 node_identifier
= format_nid(value
);
502 endpoint_identifier
= EXTRACT_32BITS(value
+ 4);
503 ND_PRINT((ndo
, " NID: %s EPID: %08x",
510 case DNCP_NETWORK_STATE
: {
513 ND_PRINT((ndo
, " %s", istr
));
516 hash
= EXTRACT_64BITS(value
);
517 ND_PRINT((ndo
, " hash: %016" PRIx64
, hash
));
521 case DNCP_NODE_STATE
: {
522 const char *node_identifier
, *interval
;
523 uint32_t sequence_number
;
526 ND_PRINT((ndo
, " %s", istr
));
529 node_identifier
= format_nid(value
);
530 sequence_number
= EXTRACT_32BITS(value
+ 4);
531 interval
= format_interval(EXTRACT_32BITS(value
+ 8));
532 hash
= EXTRACT_64BITS(value
+ 12);
533 ND_PRINT((ndo
, " NID: %s seqno: %u %s hash: %016" PRIx64
,
539 hncp_print_rec(ndo
, value
+20, bodylen
-20, indent
+1);
544 const char *peer_node_identifier
;
545 uint32_t peer_endpoint_identifier
, endpoint_identifier
;
547 ND_PRINT((ndo
, " %s", istr
));
550 peer_node_identifier
= format_nid(value
);
551 peer_endpoint_identifier
= EXTRACT_32BITS(value
+ 4);
552 endpoint_identifier
= EXTRACT_32BITS(value
+ 8);
553 ND_PRINT((ndo
, " Peer-NID: %s Peer-EPID: %08x Local-EPID: %08x",
554 peer_node_identifier
,
555 peer_endpoint_identifier
,
561 case DNCP_KEEP_ALIVE_INTERVAL
: {
562 uint32_t endpoint_identifier
;
563 const char *interval
;
565 ND_PRINT((ndo
, " %s", istr
));
568 endpoint_identifier
= EXTRACT_32BITS(value
);
569 interval
= format_interval(EXTRACT_32BITS(value
+ 4));
570 ND_PRINT((ndo
, " EPID: %08x Interval: %s",
577 case DNCP_TRUST_VERDICT
: {
579 ND_PRINT((ndo
, " %s", istr
));
582 ND_PRINT((ndo
, " Verdict: %u Fingerprint: %s Common Name: ",
584 format_256(value
+ 4)));
585 safeputs(ndo
, value
+ 36, bodylen
- 36);
589 case HNCP_HNCP_VERSION
: {
590 uint16_t capabilities
;
593 ND_PRINT((ndo
, " %s", istr
));
596 capabilities
= EXTRACT_16BITS(value
+ 2);
597 M
= (uint8_t)((capabilities
>> 12) & 0xf);
598 P
= (uint8_t)((capabilities
>> 8) & 0xf);
599 H
= (uint8_t)((capabilities
>> 4) & 0xf);
600 L
= (uint8_t)(capabilities
& 0xf);
601 ND_PRINT((ndo
, " M: %u P: %u H: %u L: %u User-agent: ",
604 safeputs(ndo
, value
+ 4, bodylen
- 4);
608 case HNCP_EXTERNAL_CONNECTION
: {
610 hncp_print_rec(ndo
, value
, bodylen
, indent
+1);
614 case HNCP_DELEGATED_PREFIX
: {
616 if (bodylen
< 9 || bodylen
< 9 + (value
[8] + 7) / 8) {
617 ND_PRINT((ndo
, " %s", istr
));
620 ND_PRINT((ndo
, " VLSO: %s PLSO: %s Prefix: ",
621 format_interval(EXTRACT_32BITS(value
)),
622 format_interval(EXTRACT_32BITS(value
+ 4))
624 l
= print_prefix(ndo
, value
+ 8, bodylen
- 8);
626 ND_PRINT((ndo
, "(length is invalid)"));
631 * We've already checked that we've captured the
632 * entire TLV, based on its length, so this will
633 * either be -1, meaning "the prefix length is
634 * greater than the longest possible address of
635 * that type" (i.e., > 32 for IPv4 or > 128 for
636 * IPv6", or -3, meaning "the prefix runs past
637 * the end of the TLV".
639 ND_PRINT((ndo
, " %s", istr
));
645 hncp_print_rec(ndo
, value
+ l
, bodylen
- l
, indent
+1);
649 case HNCP_PREFIX_POLICY
: {
653 ND_PRINT((ndo
, " %s", istr
));
657 ND_PRINT((ndo
, " type: "));
660 ND_PRINT((ndo
, " %s", istr
));
663 ND_PRINT((ndo
, "Internet connectivity"));
664 } else if (policy
>= 1 && policy
<= 128) {
665 ND_PRINT((ndo
, "Dest-Prefix: "));
666 l
= print_prefix(ndo
, value
, bodylen
);
668 ND_PRINT((ndo
, "(length is invalid)"));
673 * We've already checked that we've captured the
674 * entire TLV, based on its length, so this will
675 * either be -1, meaning "the prefix length is
676 * greater than the longest possible address of
677 * that type" (i.e., > 32 for IPv4 or > 128 for
678 * IPv6", or -3, meaning "the prefix runs past
679 * the end of the TLV".
681 ND_PRINT((ndo
, " %s", istr
));
684 } else if (policy
== 129) {
685 ND_PRINT((ndo
, "DNS domain: "));
686 print_dns_label(ndo
, value
+1, bodylen
-1, 1);
687 } else if (policy
== 130) {
688 ND_PRINT((ndo
, "Opaque UTF-8: "));
689 safeputs(ndo
, value
+ 1, bodylen
- 1);
690 } else if (policy
== 131) {
692 ND_PRINT((ndo
, " %s", istr
));
695 ND_PRINT((ndo
, "Restrictive assignment"));
696 } else if (policy
>= 132) {
697 ND_PRINT((ndo
, "Unknown (%u)", policy
)); /* Reserved for future additions */
702 case HNCP_DHCPV4_DATA
: {
704 ND_PRINT((ndo
, " %s", istr
));
707 if (dhcpv4_print(ndo
, value
, bodylen
, indent
+1) != 0)
712 case HNCP_DHCPV6_DATA
: {
714 ND_PRINT((ndo
, " %s", istr
));
717 if (dhcpv6_print(ndo
, value
, bodylen
, indent
+1) != 0) {
718 ND_PRINT((ndo
, " %s", istr
));
724 case HNCP_ASSIGNED_PREFIX
: {
727 if (bodylen
< 6 || bodylen
< 6 + (value
[5] + 7) / 8) {
728 ND_PRINT((ndo
, " %s", istr
));
731 prty
= (uint8_t)(value
[4] & 0xf);
732 ND_PRINT((ndo
, " EPID: %08x Prty: %u",
733 EXTRACT_32BITS(value
),
736 ND_PRINT((ndo
, " Prefix: "));
737 if ((l
= print_prefix(ndo
, value
+ 5, bodylen
- 5)) < 0) {
738 ND_PRINT((ndo
, " %s", istr
));
745 hncp_print_rec(ndo
, value
+ l
, bodylen
- l
, indent
+1);
749 case HNCP_NODE_ADDRESS
: {
750 uint32_t endpoint_identifier
;
751 const char *ip_address
;
753 ND_PRINT((ndo
, " %s", istr
));
756 endpoint_identifier
= EXTRACT_32BITS(value
);
757 ip_address
= format_ip6addr(ndo
, value
+ 4);
758 ND_PRINT((ndo
, " EPID: %08x IP Address: %s",
763 hncp_print_rec(ndo
, value
+ 20, bodylen
- 20, indent
+1);
767 case HNCP_DNS_DELEGATED_ZONE
: {
768 const char *ip_address
;
771 ND_PRINT((ndo
, " %s", istr
));
774 ip_address
= format_ip6addr(ndo
, value
);
775 ND_PRINT((ndo
, " IP-Address: %s %c%c%c ",
777 (value
[16] & 4) ? 'l' : '-',
778 (value
[16] & 2) ? 'b' : '-',
779 (value
[16] & 1) ? 's' : '-'
781 len
= print_dns_label(ndo
, value
+17, bodylen
-17, 1);
783 ND_PRINT((ndo
, " %s", istr
));
789 hncp_print_rec(ndo
, value
+len
, bodylen
-len
, indent
+1);
793 case HNCP_DOMAIN_NAME
: {
795 ND_PRINT((ndo
, " %s", istr
));
798 ND_PRINT((ndo
, " Domain: "));
799 print_dns_label(ndo
, value
, bodylen
, 1);
803 case HNCP_NODE_NAME
: {
806 ND_PRINT((ndo
, " %s", istr
));
810 if (bodylen
< 17 + l
) {
811 ND_PRINT((ndo
, " %s", istr
));
814 ND_PRINT((ndo
, " IP-Address: %s Name: ",
815 format_ip6addr(ndo
, value
)
818 safeputchar(ndo
, '"');
819 safeputs(ndo
, value
+ 17, l
);
820 safeputchar(ndo
, '"');
822 ND_PRINT((ndo
, "%s", istr
));
827 hncp_print_rec(ndo
, value
+ l
, bodylen
- l
, indent
+1);
831 case HNCP_MANAGED_PSK
: {
833 ND_PRINT((ndo
, " %s", istr
));
836 ND_PRINT((ndo
, " PSK: %s", format_256(value
)));
837 hncp_print_rec(ndo
, value
+ 32, bodylen
- 32, indent
+1);
841 case RANGE_DNCP_RESERVED
:
842 case RANGE_HNCP_UNASSIGNED
:
843 case RANGE_DNCP_PRIVATE_USE
:
844 case RANGE_DNCP_FUTURE_USE
:
850 i
+= 4 + bodylen
+ (-bodylen
& 3);
852 print_type_in_line(ndo
, last_type_mask
, last_type_count
, indent
, &first_one
);
857 ND_PRINT((ndo
, "%s", "[|hncp]"));
861 ND_PRINT((ndo
, "%s", istr
));