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From Marc Binderberger:
[tcpdump] / print-rsvp.c
1 /*
2 * Copyright (c) 1998-2007 The TCPDUMP project
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that: (1) source code
6 * distributions retain the above copyright notice and this paragraph
7 * in its entirety, and (2) distributions including binary code include
8 * the above copyright notice and this paragraph in its entirety in
9 * the documentation or other materials provided with the distribution.
10 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
11 * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
12 * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
13 * FOR A PARTICULAR PURPOSE.
14 *
15 * Original code by Hannes Gredler (hannes@juniper.net)
16 */
17
18 #ifndef lint
19 static const char rcsid[] _U_ =
20 "@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.50 2008-08-16 11:36:20 hannes Exp $";
21 #endif
22
23 #ifdef HAVE_CONFIG_H
24 #include "config.h"
25 #endif
26
27 #include <tcpdump-stdinc.h>
28
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <string.h>
32
33 #include "interface.h"
34 #include "extract.h"
35 #include "addrtoname.h"
36 #include "ethertype.h"
37 #include "gmpls.h"
38 #include "af.h"
39 #include "signature.h"
40
41 /*
42 * RFC 2205 common header
43 *
44 * 0 1 2 3
45 * +-------------+-------------+-------------+-------------+
46 * | Vers | Flags| Msg Type | RSVP Checksum |
47 * +-------------+-------------+-------------+-------------+
48 * | Send_TTL | (Reserved) | RSVP Length |
49 * +-------------+-------------+-------------+-------------+
50 *
51 */
52
53 struct rsvp_common_header {
54 u_int8_t version_flags;
55 u_int8_t msg_type;
56 u_int8_t checksum[2];
57 u_int8_t ttl;
58 u_int8_t reserved;
59 u_int8_t length[2];
60 };
61
62 /*
63 * RFC2205 object header
64 *
65 *
66 * 0 1 2 3
67 * +-------------+-------------+-------------+-------------+
68 * | Length (bytes) | Class-Num | C-Type |
69 * +-------------+-------------+-------------+-------------+
70 * | |
71 * // (Object contents) //
72 * | |
73 * +-------------+-------------+-------------+-------------+
74 */
75
76 struct rsvp_object_header {
77 u_int8_t length[2];
78 u_int8_t class_num;
79 u_int8_t ctype;
80 };
81
82 #define RSVP_VERSION 1
83 #define RSVP_EXTRACT_VERSION(x) (((x)&0xf0)>>4)
84 #define RSVP_EXTRACT_FLAGS(x) ((x)&0x0f)
85
86 #define RSVP_MSGTYPE_PATH 1
87 #define RSVP_MSGTYPE_RESV 2
88 #define RSVP_MSGTYPE_PATHERR 3
89 #define RSVP_MSGTYPE_RESVERR 4
90 #define RSVP_MSGTYPE_PATHTEAR 5
91 #define RSVP_MSGTYPE_RESVTEAR 6
92 #define RSVP_MSGTYPE_RESVCONF 7
93 #define RSVP_MSGTYPE_AGGREGATE 12
94 #define RSVP_MSGTYPE_ACK 13
95 #define RSVP_MSGTYPE_HELLO_OLD 14 /* ancient Hellos */
96 #define RSVP_MSGTYPE_SREFRESH 15
97 #define RSVP_MSGTYPE_HELLO 20
98
99 static const struct tok rsvp_msg_type_values[] = {
100 { RSVP_MSGTYPE_PATH, "Path" },
101 { RSVP_MSGTYPE_RESV, "Resv" },
102 { RSVP_MSGTYPE_PATHERR, "PathErr" },
103 { RSVP_MSGTYPE_RESVERR, "ResvErr" },
104 { RSVP_MSGTYPE_PATHTEAR, "PathTear" },
105 { RSVP_MSGTYPE_RESVTEAR, "ResvTear" },
106 { RSVP_MSGTYPE_RESVCONF, "ResvConf" },
107 { RSVP_MSGTYPE_AGGREGATE, "Aggregate" },
108 { RSVP_MSGTYPE_ACK, "Acknowledgement" },
109 { RSVP_MSGTYPE_HELLO_OLD, "Hello (Old)" },
110 { RSVP_MSGTYPE_SREFRESH, "Refresh" },
111 { RSVP_MSGTYPE_HELLO, "Hello" },
112 { 0, NULL}
113 };
114
115 static const struct tok rsvp_header_flag_values[] = {
116 { 0x01, "Refresh reduction capable" }, /* rfc2961 */
117 { 0, NULL}
118 };
119
120 #define RSVP_OBJ_SESSION 1 /* rfc2205 */
121 #define RSVP_OBJ_RSVP_HOP 3 /* rfc2205, rfc3473 */
122 #define RSVP_OBJ_INTEGRITY 4 /* rfc2747 */
123 #define RSVP_OBJ_TIME_VALUES 5 /* rfc2205 */
124 #define RSVP_OBJ_ERROR_SPEC 6
125 #define RSVP_OBJ_SCOPE 7
126 #define RSVP_OBJ_STYLE 8 /* rfc2205 */
127 #define RSVP_OBJ_FLOWSPEC 9 /* rfc2215 */
128 #define RSVP_OBJ_FILTERSPEC 10 /* rfc2215 */
129 #define RSVP_OBJ_SENDER_TEMPLATE 11
130 #define RSVP_OBJ_SENDER_TSPEC 12 /* rfc2215 */
131 #define RSVP_OBJ_ADSPEC 13 /* rfc2215 */
132 #define RSVP_OBJ_POLICY_DATA 14
133 #define RSVP_OBJ_CONFIRM 15 /* rfc2205 */
134 #define RSVP_OBJ_LABEL 16 /* rfc3209 */
135 #define RSVP_OBJ_LABEL_REQ 19 /* rfc3209 */
136 #define RSVP_OBJ_ERO 20 /* rfc3209 */
137 #define RSVP_OBJ_RRO 21 /* rfc3209 */
138 #define RSVP_OBJ_HELLO 22 /* rfc3209 */
139 #define RSVP_OBJ_MESSAGE_ID 23 /* rfc2961 */
140 #define RSVP_OBJ_MESSAGE_ID_ACK 24 /* rfc2961 */
141 #define RSVP_OBJ_MESSAGE_ID_LIST 25 /* rfc2961 */
142 #define RSVP_OBJ_RECOVERY_LABEL 34 /* rfc3473 */
143 #define RSVP_OBJ_UPSTREAM_LABEL 35 /* rfc3473 */
144 #define RSVP_OBJ_LABEL_SET 36 /* rfc3473 */
145 #define RSVP_OBJ_PROTECTION 37 /* rfc3473 */
146 #define RSVP_OBJ_S2L 50 /* rfc4875 */
147 #define RSVP_OBJ_DETOUR 63 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07 */
148 #define RSVP_OBJ_CLASSTYPE 66 /* rfc4124 */
149 #define RSVP_OBJ_CLASSTYPE_OLD 125 /* draft-ietf-tewg-diff-te-proto-07 */
150 #define RSVP_OBJ_SUGGESTED_LABEL 129 /* rfc3473 */
151 #define RSVP_OBJ_ACCEPT_LABEL_SET 130 /* rfc3473 */
152 #define RSVP_OBJ_RESTART_CAPABILITY 131 /* rfc3473 */
153 #define RSVP_OBJ_NOTIFY_REQ 195 /* rfc3473 */
154 #define RSVP_OBJ_ADMIN_STATUS 196 /* rfc3473 */
155 #define RSVP_OBJ_PROPERTIES 204 /* juniper proprietary */
156 #define RSVP_OBJ_FASTREROUTE 205 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07 */
157 #define RSVP_OBJ_SESSION_ATTRIBUTE 207 /* rfc3209 */
158 #define RSVP_OBJ_GENERALIZED_UNI 229 /* OIF RSVP extensions UNI 1.0 Signaling, Rel. 2 */
159 #define RSVP_OBJ_CALL_ID 230 /* rfc3474 */
160 #define RSVP_OBJ_CALL_OPS 236 /* rfc3474 */
161
162 static const struct tok rsvp_obj_values[] = {
163 { RSVP_OBJ_SESSION, "Session" },
164 { RSVP_OBJ_RSVP_HOP, "RSVP Hop" },
165 { RSVP_OBJ_INTEGRITY, "Integrity" },
166 { RSVP_OBJ_TIME_VALUES, "Time Values" },
167 { RSVP_OBJ_ERROR_SPEC, "Error Spec" },
168 { RSVP_OBJ_SCOPE, "Scope" },
169 { RSVP_OBJ_STYLE, "Style" },
170 { RSVP_OBJ_FLOWSPEC, "Flowspec" },
171 { RSVP_OBJ_FILTERSPEC, "FilterSpec" },
172 { RSVP_OBJ_SENDER_TEMPLATE, "Sender Template" },
173 { RSVP_OBJ_SENDER_TSPEC, "Sender TSpec" },
174 { RSVP_OBJ_ADSPEC, "Adspec" },
175 { RSVP_OBJ_POLICY_DATA, "Policy Data" },
176 { RSVP_OBJ_CONFIRM, "Confirm" },
177 { RSVP_OBJ_LABEL, "Label" },
178 { RSVP_OBJ_LABEL_REQ, "Label Request" },
179 { RSVP_OBJ_ERO, "ERO" },
180 { RSVP_OBJ_RRO, "RRO" },
181 { RSVP_OBJ_HELLO, "Hello" },
182 { RSVP_OBJ_MESSAGE_ID, "Message ID" },
183 { RSVP_OBJ_MESSAGE_ID_ACK, "Message ID Ack" },
184 { RSVP_OBJ_MESSAGE_ID_LIST, "Message ID List" },
185 { RSVP_OBJ_RECOVERY_LABEL, "Recovery Label" },
186 { RSVP_OBJ_UPSTREAM_LABEL, "Upstream Label" },
187 { RSVP_OBJ_LABEL_SET, "Label Set" },
188 { RSVP_OBJ_ACCEPT_LABEL_SET, "Acceptable Label Set" },
189 { RSVP_OBJ_DETOUR, "Detour" },
190 { RSVP_OBJ_CLASSTYPE, "Class Type" },
191 { RSVP_OBJ_CLASSTYPE_OLD, "Class Type (old)" },
192 { RSVP_OBJ_SUGGESTED_LABEL, "Suggested Label" },
193 { RSVP_OBJ_PROPERTIES, "Properties" },
194 { RSVP_OBJ_FASTREROUTE, "Fast Re-Route" },
195 { RSVP_OBJ_SESSION_ATTRIBUTE, "Session Attribute" },
196 { RSVP_OBJ_GENERALIZED_UNI, "Generalized UNI" },
197 { RSVP_OBJ_CALL_ID, "Call-ID" },
198 { RSVP_OBJ_CALL_OPS, "Call Capability" },
199 { RSVP_OBJ_RESTART_CAPABILITY, "Restart Capability" },
200 { RSVP_OBJ_NOTIFY_REQ, "Notify Request" },
201 { RSVP_OBJ_PROTECTION, "Protection" },
202 { RSVP_OBJ_ADMIN_STATUS, "Administrative Status" },
203 { RSVP_OBJ_S2L, "Sub-LSP to LSP" },
204 { 0, NULL}
205 };
206
207 #define RSVP_CTYPE_IPV4 1
208 #define RSVP_CTYPE_IPV6 2
209 #define RSVP_CTYPE_TUNNEL_IPV4 7
210 #define RSVP_CTYPE_TUNNEL_IPV6 8
211 #define RSVP_CTYPE_UNI_IPV4 11 /* OIF RSVP extensions UNI 1.0 Signaling Rel. 2 */
212 #define RSVP_CTYPE_1 1
213 #define RSVP_CTYPE_2 2
214 #define RSVP_CTYPE_3 3
215 #define RSVP_CTYPE_4 4
216 #define RSVP_CTYPE_12 12
217 #define RSVP_CTYPE_13 13
218 #define RSVP_CTYPE_14 14
219
220 /*
221 * the ctypes are not globally unique so for
222 * translating it to strings we build a table based
223 * on objects offsetted by the ctype
224 */
225
226 static const struct tok rsvp_ctype_values[] = {
227 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV4, "IPv4" },
228 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV6, "IPv6" },
229 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" },
230 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" },
231 { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV4, "IPv4" },
232 { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV6, "IPv6" },
233 { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV4, "IPv4" },
234 { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV6, "IPv6" },
235 { 256*RSVP_OBJ_TIME_VALUES+RSVP_CTYPE_1, "1" },
236 { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_1, "obsolete" },
237 { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_2, "IntServ" },
238 { 256*RSVP_OBJ_SENDER_TSPEC+RSVP_CTYPE_2, "IntServ" },
239 { 256*RSVP_OBJ_ADSPEC+RSVP_CTYPE_2, "IntServ" },
240 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV4, "IPv4" },
241 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV6, "IPv6" },
242 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_3, "IPv6 Flow-label" },
243 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
244 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_12, "IPv4 P2MP LSP Tunnel" },
245 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_13, "IPv6 P2MP LSP Tunnel" },
246 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV4, "IPv4" },
247 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV6, "IPv6" },
248 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
249 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_UNI_IPV4, "UNI IPv4" },
250 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_13, "IPv4 P2MP LSP Tunnel" },
251 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_14, "IPv6 P2MP LSP Tunnel" },
252 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV4, "IPv4" },
253 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV6, "IPv6" },
254 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
255 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_12, "IPv4 P2MP LSP Tunnel" },
256 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_13, "IPv6 P2MP LSP Tunnel" },
257 { 256*RSVP_OBJ_MESSAGE_ID+RSVP_CTYPE_1, "1" },
258 { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_1, "Message id ack" },
259 { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_2, "Message id nack" },
260 { 256*RSVP_OBJ_MESSAGE_ID_LIST+RSVP_CTYPE_1, "1" },
261 { 256*RSVP_OBJ_STYLE+RSVP_CTYPE_1, "1" },
262 { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_1, "Hello Request" },
263 { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_2, "Hello Ack" },
264 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_1, "without label range" },
265 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_2, "with ATM label range" },
266 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_3, "with FR label range" },
267 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_4, "Generalized Label" },
268 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_1, "Label" },
269 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_2, "Generalized Label" },
270 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
271 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_1, "Label" },
272 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_2, "Generalized Label" },
273 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
274 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_1, "Label" },
275 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_2, "Generalized Label" },
276 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
277 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_1, "Label" },
278 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_2, "Generalized Label" },
279 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
280 { 256*RSVP_OBJ_ERO+RSVP_CTYPE_IPV4, "IPv4" },
281 { 256*RSVP_OBJ_RRO+RSVP_CTYPE_IPV4, "IPv4" },
282 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV4, "IPv4" },
283 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV6, "IPv6" },
284 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" },
285 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" },
286 { 256*RSVP_OBJ_RESTART_CAPABILITY+RSVP_CTYPE_1, "IPv4" },
287 { 256*RSVP_OBJ_SESSION_ATTRIBUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
288 { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, /* old style*/
289 { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_1, "1" }, /* new style */
290 { 256*RSVP_OBJ_DETOUR+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
291 { 256*RSVP_OBJ_PROPERTIES+RSVP_CTYPE_1, "1" },
292 { 256*RSVP_OBJ_ADMIN_STATUS+RSVP_CTYPE_1, "1" },
293 { 256*RSVP_OBJ_CLASSTYPE+RSVP_CTYPE_1, "1" },
294 { 256*RSVP_OBJ_CLASSTYPE_OLD+RSVP_CTYPE_1, "1" },
295 { 256*RSVP_OBJ_LABEL_SET+RSVP_CTYPE_1, "1" },
296 { 256*RSVP_OBJ_GENERALIZED_UNI+RSVP_CTYPE_1, "1" },
297 { 256*RSVP_OBJ_S2L+RSVP_CTYPE_IPV4, "IPv4 sub-LSP" },
298 { 256*RSVP_OBJ_S2L+RSVP_CTYPE_IPV6, "IPv6 sub-LSP" },
299 { 0, NULL}
300 };
301
302 struct rsvp_obj_integrity_t {
303 u_int8_t flags;
304 u_int8_t res;
305 u_int8_t key_id[6];
306 u_int8_t sequence[8];
307 u_int8_t digest[16];
308 };
309
310 static const struct tok rsvp_obj_integrity_flag_values[] = {
311 { 0x80, "Handshake" },
312 { 0, NULL}
313 };
314
315 struct rsvp_obj_frr_t {
316 u_int8_t setup_prio;
317 u_int8_t hold_prio;
318 u_int8_t hop_limit;
319 u_int8_t flags;
320 u_int8_t bandwidth[4];
321 u_int8_t include_any[4];
322 u_int8_t exclude_any[4];
323 u_int8_t include_all[4];
324 };
325
326
327 #define RSVP_OBJ_XRO_MASK_SUBOBJ(x) ((x)&0x7f)
328 #define RSVP_OBJ_XRO_MASK_LOOSE(x) ((x)&0x80)
329
330 #define RSVP_OBJ_XRO_RES 0
331 #define RSVP_OBJ_XRO_IPV4 1
332 #define RSVP_OBJ_XRO_IPV6 2
333 #define RSVP_OBJ_XRO_ASN 32
334 #define RSVP_OBJ_XRO_MPLS 64
335
336 static const struct tok rsvp_obj_xro_values[] = {
337 { RSVP_OBJ_XRO_RES, "Reserved" },
338 { RSVP_OBJ_XRO_IPV4, "IPv4 prefix" },
339 { RSVP_OBJ_XRO_IPV6, "IPv6 prefix" },
340 { RSVP_OBJ_XRO_ASN, "Autonomous system number" },
341 { RSVP_OBJ_XRO_MPLS, "MPLS label switched path termination" },
342 { 0, NULL}
343 };
344
345 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07.txt */
346 static const struct tok rsvp_obj_rro_flag_values[] = {
347 { 0x01, "Local protection available" },
348 { 0x02, "Local protection in use" },
349 { 0x04, "Bandwidth protection" },
350 { 0x08, "Node protection" },
351 { 0, NULL}
352 };
353
354 static const struct tok rsvp_resstyle_values[] = {
355 { 17, "Wildcard Filter" },
356 { 10, "Fixed Filter" },
357 { 18, "Shared Explicit" },
358 { 0, NULL}
359 };
360
361 #define RSVP_OBJ_INTSERV_GUARANTEED_SERV 2
362 #define RSVP_OBJ_INTSERV_CONTROLLED_LOAD 5
363
364 static const struct tok rsvp_intserv_service_type_values[] = {
365 { 1, "Default/Global Information" },
366 { RSVP_OBJ_INTSERV_GUARANTEED_SERV, "Guaranteed Service" },
367 { RSVP_OBJ_INTSERV_CONTROLLED_LOAD, "Controlled Load" },
368 { 0, NULL}
369 };
370
371 static const struct tok rsvp_intserv_parameter_id_values[] = {
372 { 4, "IS hop cnt" },
373 { 6, "Path b/w estimate" },
374 { 8, "Minimum path latency" },
375 { 10, "Composed MTU" },
376 { 127, "Token Bucket TSpec" },
377 { 130, "Guaranteed Service RSpec" },
378 { 133, "End-to-end composed value for C" },
379 { 134, "End-to-end composed value for D" },
380 { 135, "Since-last-reshaping point composed C" },
381 { 136, "Since-last-reshaping point composed D" },
382 { 0, NULL}
383 };
384
385 static struct tok rsvp_session_attribute_flag_values[] = {
386 { 0x01, "Local Protection" },
387 { 0x02, "Label Recording" },
388 { 0x04, "SE Style" },
389 { 0x08, "Bandwidth protection" }, /* RFC4090 */
390 { 0x10, "Node protection" }, /* RFC4090 */
391 { 0, NULL}
392 };
393
394 static struct tok rsvp_obj_prop_tlv_values[] = {
395 { 0x01, "Cos" },
396 { 0x02, "Metric 1" },
397 { 0x04, "Metric 2" },
398 { 0x08, "CCC Status" },
399 { 0x10, "Path Type" },
400 { 0, NULL}
401 };
402
403 #define RSVP_OBJ_ERROR_SPEC_CODE_ROUTING 24
404 #define RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY 25
405 #define RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE 28
406 #define RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD 125
407
408 static struct tok rsvp_obj_error_code_values[] = {
409 { RSVP_OBJ_ERROR_SPEC_CODE_ROUTING, "Routing Problem" },
410 { RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY, "Notify Error" },
411 { RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE, "Diffserv TE Error" },
412 { RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD, "Diffserv TE Error (Old)" },
413 { 0, NULL}
414 };
415
416 static struct tok rsvp_obj_error_code_routing_values[] = {
417 { 1, "Bad EXPLICIT_ROUTE object" },
418 { 2, "Bad strict node" },
419 { 3, "Bad loose node" },
420 { 4, "Bad initial subobject" },
421 { 5, "No route available toward destination" },
422 { 6, "Unacceptable label value" },
423 { 7, "RRO indicated routing loops" },
424 { 8, "non-RSVP-capable router in the path" },
425 { 9, "MPLS label allocation failure" },
426 { 10, "Unsupported L3PID" },
427 { 0, NULL}
428 };
429
430 static struct tok rsvp_obj_error_code_diffserv_te_values[] = {
431 { 1, "Unexpected CT object" },
432 { 2, "Unsupported CT" },
433 { 3, "Invalid CT value" },
434 { 4, "CT/setup priority do not form a configured TE-Class" },
435 { 5, "CT/holding priority do not form a configured TE-Class" },
436 { 6, "CT/setup priority and CT/holding priority do not form a configured TE-Class" },
437 { 7, "Inconsistency between signaled PSC and signaled CT" },
438 { 8, "Inconsistency between signaled PHBs and signaled CT" },
439 { 0, NULL}
440 };
441
442 /* rfc3473 / rfc 3471 */
443 static const struct tok rsvp_obj_admin_status_flag_values[] = {
444 { 0x80000000, "Reflect" },
445 { 0x00000004, "Testing" },
446 { 0x00000002, "Admin-down" },
447 { 0x00000001, "Delete-in-progress" },
448 { 0, NULL}
449 };
450
451 /* label set actions - rfc3471 */
452 #define LABEL_SET_INCLUSIVE_LIST 0
453 #define LABEL_SET_EXCLUSIVE_LIST 1
454 #define LABEL_SET_INCLUSIVE_RANGE 2
455 #define LABEL_SET_EXCLUSIVE_RANGE 3
456
457 static const struct tok rsvp_obj_label_set_action_values[] = {
458 { LABEL_SET_INCLUSIVE_LIST, "Inclusive list" },
459 { LABEL_SET_EXCLUSIVE_LIST, "Exclusive list" },
460 { LABEL_SET_INCLUSIVE_RANGE, "Inclusive range" },
461 { LABEL_SET_EXCLUSIVE_RANGE, "Exclusive range" },
462 { 0, NULL}
463 };
464
465 /* OIF RSVP extensions UNI 1.0 Signaling, release 2 */
466 #define RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS 1
467 #define RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS 2
468 #define RSVP_GEN_UNI_SUBOBJ_DIVERSITY 3
469 #define RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL 4
470 #define RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL 5
471
472 static const struct tok rsvp_obj_generalized_uni_values[] = {
473 { RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS, "Source TNA address" },
474 { RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS, "Destination TNA address" },
475 { RSVP_GEN_UNI_SUBOBJ_DIVERSITY, "Diversity" },
476 { RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL, "Egress label" },
477 { RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL, "Service level" },
478 { 0, NULL}
479 };
480
481 static int rsvp_intserv_print(const u_char *, u_short);
482
483 /*
484 * this is a dissector for all the intserv defined
485 * specs as defined per rfc2215
486 * it is called from various rsvp objects;
487 * returns the amount of bytes being processed
488 */
489 static int
490 rsvp_intserv_print(const u_char *tptr, u_short obj_tlen) {
491
492 int parameter_id,parameter_length;
493 union {
494 float f;
495 u_int32_t i;
496 } bw;
497
498 if (obj_tlen < 4)
499 return 0;
500 parameter_id = *(tptr);
501 parameter_length = EXTRACT_16BITS(tptr+2)<<2; /* convert wordcount to bytecount */
502
503 printf("\n\t Parameter ID: %s (%u), length: %u, Flags: [0x%02x]",
504 tok2str(rsvp_intserv_parameter_id_values,"unknown",parameter_id),
505 parameter_id,
506 parameter_length,
507 *(tptr+1));
508
509 if (obj_tlen < parameter_length+4)
510 return 0;
511 switch(parameter_id) { /* parameter_id */
512
513 case 4:
514 /*
515 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
516 * | 4 (e) | (f) | 1 (g) |
517 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
518 * | IS hop cnt (32-bit unsigned integer) |
519 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
520 */
521 if (parameter_length == 4)
522 printf("\n\t\tIS hop count: %u", EXTRACT_32BITS(tptr+4));
523 break;
524
525 case 6:
526 /*
527 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
528 * | 6 (h) | (i) | 1 (j) |
529 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
530 * | Path b/w estimate (32-bit IEEE floating point number) |
531 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
532 */
533 if (parameter_length == 4) {
534 bw.i = EXTRACT_32BITS(tptr+4);
535 printf("\n\t\tPath b/w estimate: %.10g Mbps", bw.f/125000);
536 }
537 break;
538
539 case 8:
540 /*
541 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
542 * | 8 (k) | (l) | 1 (m) |
543 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
544 * | Minimum path latency (32-bit integer) |
545 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
546 */
547 if (parameter_length == 4) {
548 printf("\n\t\tMinimum path latency: ");
549 if (EXTRACT_32BITS(tptr+4) == 0xffffffff)
550 printf("don't care");
551 else
552 printf("%u", EXTRACT_32BITS(tptr+4));
553 }
554 break;
555
556 case 10:
557
558 /*
559 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
560 * | 10 (n) | (o) | 1 (p) |
561 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
562 * | Composed MTU (32-bit unsigned integer) |
563 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
564 */
565 if (parameter_length == 4)
566 printf("\n\t\tComposed MTU: %u bytes", EXTRACT_32BITS(tptr+4));
567 break;
568 case 127:
569 /*
570 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
571 * | 127 (e) | 0 (f) | 5 (g) |
572 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
573 * | Token Bucket Rate [r] (32-bit IEEE floating point number) |
574 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
575 * | Token Bucket Size [b] (32-bit IEEE floating point number) |
576 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
577 * | Peak Data Rate [p] (32-bit IEEE floating point number) |
578 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
579 * | Minimum Policed Unit [m] (32-bit integer) |
580 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
581 * | Maximum Packet Size [M] (32-bit integer) |
582 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
583 */
584
585 if (parameter_length == 20) {
586 bw.i = EXTRACT_32BITS(tptr+4);
587 printf("\n\t\tToken Bucket Rate: %.10g Mbps", bw.f/125000);
588 bw.i = EXTRACT_32BITS(tptr+8);
589 printf("\n\t\tToken Bucket Size: %.10g bytes", bw.f);
590 bw.i = EXTRACT_32BITS(tptr+12);
591 printf("\n\t\tPeak Data Rate: %.10g Mbps", bw.f/125000);
592 printf("\n\t\tMinimum Policed Unit: %u bytes", EXTRACT_32BITS(tptr+16));
593 printf("\n\t\tMaximum Packet Size: %u bytes", EXTRACT_32BITS(tptr+20));
594 }
595 break;
596
597 case 130:
598 /*
599 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
600 * | 130 (h) | 0 (i) | 2 (j) |
601 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
602 * | Rate [R] (32-bit IEEE floating point number) |
603 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
604 * | Slack Term [S] (32-bit integer) |
605 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
606 */
607
608 if (parameter_length == 8) {
609 bw.i = EXTRACT_32BITS(tptr+4);
610 printf("\n\t\tRate: %.10g Mbps", bw.f/125000);
611 printf("\n\t\tSlack Term: %u", EXTRACT_32BITS(tptr+8));
612 }
613 break;
614
615 case 133:
616 case 134:
617 case 135:
618 case 136:
619 if (parameter_length == 4)
620 printf("\n\t\tValue: %u", EXTRACT_32BITS(tptr+4));
621 break;
622
623 default:
624 if (vflag <= 1)
625 print_unknown_data(tptr+4,"\n\t\t",parameter_length);
626 }
627 return (parameter_length+4); /* header length 4 bytes */
628 }
629
630 static int
631 rsvp_obj_print (const u_char *pptr, u_int plen, const u_char *tptr,
632 const char *ident, u_int tlen) {
633
634 const struct rsvp_object_header *rsvp_obj_header;
635 const u_char *obj_tptr;
636 union {
637 const struct rsvp_obj_integrity_t *rsvp_obj_integrity;
638 const struct rsvp_obj_frr_t *rsvp_obj_frr;
639 } obj_ptr;
640
641 u_short rsvp_obj_len,rsvp_obj_ctype,obj_tlen,intserv_serv_tlen;
642 int hexdump,processed,padbytes,error_code,error_value,i,sigcheck;
643 union {
644 float f;
645 u_int32_t i;
646 } bw;
647 u_int8_t namelen;
648
649 u_int action, subchannel;
650
651 while(tlen>=sizeof(struct rsvp_object_header)) {
652 /* did we capture enough for fully decoding the object header ? */
653 if (!TTEST2(*tptr, sizeof(struct rsvp_object_header)))
654 goto trunc;
655
656 rsvp_obj_header = (const struct rsvp_object_header *)tptr;
657 rsvp_obj_len=EXTRACT_16BITS(rsvp_obj_header->length);
658 rsvp_obj_ctype=rsvp_obj_header->ctype;
659
660 if(rsvp_obj_len % 4) {
661 printf("%sERROR: object header size %u not a multiple of 4", ident, rsvp_obj_len);
662 return -1;
663 }
664 if(rsvp_obj_len < sizeof(struct rsvp_object_header)) {
665 printf("%sERROR: object header too short %u < %lu", ident, rsvp_obj_len,
666 (unsigned long)sizeof(const struct rsvp_object_header));
667 return -1;
668 }
669
670 printf("%s%s Object (%u) Flags: [%s",
671 ident,
672 tok2str(rsvp_obj_values,
673 "Unknown",
674 rsvp_obj_header->class_num),
675 rsvp_obj_header->class_num,
676 ((rsvp_obj_header->class_num)&0x80) ? "ignore" : "reject");
677
678 if (rsvp_obj_header->class_num > 128)
679 printf(" %s",
680 ((rsvp_obj_header->class_num)&0x40) ? "and forward" : "silently");
681
682 printf(" if unknown], Class-Type: %s (%u), length: %u",
683 tok2str(rsvp_ctype_values,
684 "Unknown",
685 ((rsvp_obj_header->class_num)<<8)+rsvp_obj_ctype),
686 rsvp_obj_ctype,
687 rsvp_obj_len);
688
689 if(tlen < rsvp_obj_len) {
690 printf("%sERROR: object goes past end of objects TLV", ident);
691 return -1;
692 }
693
694 obj_tptr=tptr+sizeof(struct rsvp_object_header);
695 obj_tlen=rsvp_obj_len-sizeof(struct rsvp_object_header);
696
697 /* did we capture enough for fully decoding the object ? */
698 if (!TTEST2(*tptr, rsvp_obj_len))
699 return -1;
700 hexdump=FALSE;
701
702 switch(rsvp_obj_header->class_num) {
703 case RSVP_OBJ_SESSION:
704 switch(rsvp_obj_ctype) {
705 case RSVP_CTYPE_IPV4:
706 if (obj_tlen < 8)
707 return -1;
708 printf("%s IPv4 DestAddress: %s, Protocol ID: 0x%02x",
709 ident,
710 ipaddr_string(obj_tptr),
711 *(obj_tptr+sizeof(struct in_addr)));
712 printf("%s Flags: [0x%02x], DestPort %u",
713 ident,
714 *(obj_tptr+5),
715 EXTRACT_16BITS(obj_tptr+6));
716 obj_tlen-=8;
717 obj_tptr+=8;
718 break;
719 #ifdef INET6
720 case RSVP_CTYPE_IPV6:
721 if (obj_tlen < 20)
722 return -1;
723 printf("%s IPv6 DestAddress: %s, Protocol ID: 0x%02x",
724 ident,
725 ip6addr_string(obj_tptr),
726 *(obj_tptr+sizeof(struct in6_addr)));
727 printf("%s Flags: [0x%02x], DestPort %u",
728 ident,
729 *(obj_tptr+sizeof(struct in6_addr)+1),
730 EXTRACT_16BITS(obj_tptr+sizeof(struct in6_addr)+2));
731 obj_tlen-=20;
732 obj_tptr+=20;
733 break;
734
735 case RSVP_CTYPE_TUNNEL_IPV6:
736 if (obj_tlen < 36)
737 return -1;
738 printf("%s IPv6 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
739 ident,
740 ip6addr_string(obj_tptr),
741 EXTRACT_16BITS(obj_tptr+18),
742 ip6addr_string(obj_tptr+20));
743 obj_tlen-=36;
744 obj_tptr+=36;
745 break;
746
747 case RSVP_CTYPE_14: /* IPv6 p2mp LSP Tunnel */
748 if (obj_tlen < 26)
749 return -1;
750 printf("%s IPv6 P2MP LSP ID: 0x%08x, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
751 ident,
752 EXTRACT_32BITS(obj_tptr),
753 EXTRACT_16BITS(obj_tptr+6),
754 ip6addr_string(obj_tptr+8));
755 obj_tlen-=26;
756 obj_tptr+=26;
757 break;
758 #endif
759 case RSVP_CTYPE_13: /* IPv4 p2mp LSP Tunnel */
760 if (obj_tlen < 12)
761 return -1;
762 printf("%s IPv4 P2MP LSP ID: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
763 ident,
764 ipaddr_string(obj_tptr),
765 EXTRACT_16BITS(obj_tptr+6),
766 ipaddr_string(obj_tptr+8));
767 obj_tlen-=12;
768 obj_tptr+=12;
769 break;
770 case RSVP_CTYPE_TUNNEL_IPV4:
771 case RSVP_CTYPE_UNI_IPV4:
772 if (obj_tlen < 12)
773 return -1;
774 printf("%s IPv4 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
775 ident,
776 ipaddr_string(obj_tptr),
777 EXTRACT_16BITS(obj_tptr+6),
778 ipaddr_string(obj_tptr+8));
779 obj_tlen-=12;
780 obj_tptr+=12;
781 break;
782 default:
783 hexdump=TRUE;
784 }
785 break;
786
787 case RSVP_OBJ_CONFIRM:
788 switch(rsvp_obj_ctype) {
789 case RSVP_CTYPE_IPV4:
790 if (obj_tlen < sizeof(struct in_addr))
791 return -1;
792 printf("%s IPv4 Receiver Address: %s",
793 ident,
794 ipaddr_string(obj_tptr));
795 obj_tlen-=sizeof(struct in_addr);
796 obj_tptr+=sizeof(struct in_addr);
797 break;
798 #ifdef INET6
799 case RSVP_CTYPE_IPV6:
800 if (obj_tlen < sizeof(struct in6_addr))
801 return -1;
802 printf("%s IPv6 Receiver Address: %s",
803 ident,
804 ip6addr_string(obj_tptr));
805 obj_tlen-=sizeof(struct in6_addr);
806 obj_tptr+=sizeof(struct in6_addr);
807 break;
808 #endif
809 default:
810 hexdump=TRUE;
811 }
812 break;
813
814 case RSVP_OBJ_NOTIFY_REQ:
815 switch(rsvp_obj_ctype) {
816 case RSVP_CTYPE_IPV4:
817 if (obj_tlen < sizeof(struct in_addr))
818 return -1;
819 printf("%s IPv4 Notify Node Address: %s",
820 ident,
821 ipaddr_string(obj_tptr));
822 obj_tlen-=sizeof(struct in_addr);
823 obj_tptr+=sizeof(struct in_addr);
824 break;
825 #ifdef INET6
826 case RSVP_CTYPE_IPV6:
827 if (obj_tlen < sizeof(struct in6_addr))
828 return-1;
829 printf("%s IPv6 Notify Node Address: %s",
830 ident,
831 ip6addr_string(obj_tptr));
832 obj_tlen-=sizeof(struct in6_addr);
833 obj_tptr+=sizeof(struct in6_addr);
834 break;
835 #endif
836 default:
837 hexdump=TRUE;
838 }
839 break;
840
841 case RSVP_OBJ_SUGGESTED_LABEL: /* fall through */
842 case RSVP_OBJ_UPSTREAM_LABEL: /* fall through */
843 case RSVP_OBJ_RECOVERY_LABEL: /* fall through */
844 case RSVP_OBJ_LABEL:
845 switch(rsvp_obj_ctype) {
846 case RSVP_CTYPE_1:
847 while(obj_tlen >= 4 ) {
848 printf("%s Label: %u", ident, EXTRACT_32BITS(obj_tptr));
849 obj_tlen-=4;
850 obj_tptr+=4;
851 }
852 break;
853 case RSVP_CTYPE_2:
854 if (obj_tlen < 4)
855 return-1;
856 printf("%s Generalized Label: %u",
857 ident,
858 EXTRACT_32BITS(obj_tptr));
859 obj_tlen-=4;
860 obj_tptr+=4;
861 break;
862 case RSVP_CTYPE_3:
863 if (obj_tlen < 12)
864 return-1;
865 printf("%s Waveband ID: %u%s Start Label: %u, Stop Label: %u",
866 ident,
867 EXTRACT_32BITS(obj_tptr),
868 ident,
869 EXTRACT_32BITS(obj_tptr+4),
870 EXTRACT_32BITS(obj_tptr+8));
871 obj_tlen-=12;
872 obj_tptr+=12;
873 break;
874 default:
875 hexdump=TRUE;
876 }
877 break;
878
879 case RSVP_OBJ_STYLE:
880 switch(rsvp_obj_ctype) {
881 case RSVP_CTYPE_1:
882 if (obj_tlen < 4)
883 return-1;
884 printf("%s Reservation Style: %s, Flags: [0x%02x]",
885 ident,
886 tok2str(rsvp_resstyle_values,
887 "Unknown",
888 EXTRACT_24BITS(obj_tptr+1)),
889 *(obj_tptr));
890 obj_tlen-=4;
891 obj_tptr+=4;
892 break;
893 default:
894 hexdump=TRUE;
895 }
896 break;
897
898 case RSVP_OBJ_SENDER_TEMPLATE:
899 switch(rsvp_obj_ctype) {
900 case RSVP_CTYPE_IPV4:
901 if (obj_tlen < 8)
902 return-1;
903 printf("%s Source Address: %s, Source Port: %u",
904 ident,
905 ipaddr_string(obj_tptr),
906 EXTRACT_16BITS(obj_tptr+6));
907 obj_tlen-=8;
908 obj_tptr+=8;
909 break;
910 #ifdef INET6
911 case RSVP_CTYPE_IPV6:
912 if (obj_tlen < 20)
913 return-1;
914 printf("%s Source Address: %s, Source Port: %u",
915 ident,
916 ip6addr_string(obj_tptr),
917 EXTRACT_16BITS(obj_tptr+18));
918 obj_tlen-=20;
919 obj_tptr+=20;
920 break;
921 case RSVP_CTYPE_13: /* IPv6 p2mp LSP tunnel */
922 if (obj_tlen < 40)
923 return-1;
924 printf("%s IPv6 Tunnel Sender Address: %s, LSP ID: 0x%04x"
925 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
926 ident,
927 ip6addr_string(obj_tptr),
928 EXTRACT_16BITS(obj_tptr+18),
929 ident,
930 ip6addr_string(obj_tptr+20),
931 EXTRACT_16BITS(obj_tptr+38));
932 obj_tlen-=40;
933 obj_tptr+=40;
934 break;
935 #endif
936 case RSVP_CTYPE_TUNNEL_IPV4:
937 if (obj_tlen < 8)
938 return-1;
939 printf("%s IPv4 Tunnel Sender Address: %s, LSP-ID: 0x%04x",
940 ident,
941 ipaddr_string(obj_tptr),
942 EXTRACT_16BITS(obj_tptr+6));
943 obj_tlen-=8;
944 obj_tptr+=8;
945 break;
946 case RSVP_CTYPE_12: /* IPv4 p2mp LSP tunnel */
947 if (obj_tlen < 16)
948 return-1;
949 printf("%s IPv4 Tunnel Sender Address: %s, LSP ID: 0x%04x"
950 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
951 ident,
952 ipaddr_string(obj_tptr),
953 EXTRACT_16BITS(obj_tptr+6),
954 ident,
955 ipaddr_string(obj_tptr+8),
956 EXTRACT_16BITS(obj_tptr+12));
957 obj_tlen-=16;
958 obj_tptr+=16;
959 break;
960 default:
961 hexdump=TRUE;
962 }
963 break;
964
965 case RSVP_OBJ_LABEL_REQ:
966 switch(rsvp_obj_ctype) {
967 case RSVP_CTYPE_1:
968 while(obj_tlen >= 4 ) {
969 printf("%s L3 Protocol ID: %s",
970 ident,
971 tok2str(ethertype_values,
972 "Unknown Protocol (0x%04x)",
973 EXTRACT_16BITS(obj_tptr+2)));
974 obj_tlen-=4;
975 obj_tptr+=4;
976 }
977 break;
978 case RSVP_CTYPE_2:
979 if (obj_tlen < 12)
980 return-1;
981 printf("%s L3 Protocol ID: %s",
982 ident,
983 tok2str(ethertype_values,
984 "Unknown Protocol (0x%04x)",
985 EXTRACT_16BITS(obj_tptr+2)));
986 printf(",%s merge capability",((*(obj_tptr+4))&0x80) ? "no" : "" );
987 printf("%s Minimum VPI/VCI: %u/%u",
988 ident,
989 (EXTRACT_16BITS(obj_tptr+4))&0xfff,
990 (EXTRACT_16BITS(obj_tptr+6))&0xfff);
991 printf("%s Maximum VPI/VCI: %u/%u",
992 ident,
993 (EXTRACT_16BITS(obj_tptr+8))&0xfff,
994 (EXTRACT_16BITS(obj_tptr+10))&0xfff);
995 obj_tlen-=12;
996 obj_tptr+=12;
997 break;
998 case RSVP_CTYPE_3:
999 if (obj_tlen < 12)
1000 return-1;
1001 printf("%s L3 Protocol ID: %s",
1002 ident,
1003 tok2str(ethertype_values,
1004 "Unknown Protocol (0x%04x)",
1005 EXTRACT_16BITS(obj_tptr+2)));
1006 printf("%s Minimum/Maximum DLCI: %u/%u, %s%s bit DLCI",
1007 ident,
1008 (EXTRACT_32BITS(obj_tptr+4))&0x7fffff,
1009 (EXTRACT_32BITS(obj_tptr+8))&0x7fffff,
1010 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 0 ) ? "10" : "",
1011 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 2 ) ? "23" : "");
1012 obj_tlen-=12;
1013 obj_tptr+=12;
1014 break;
1015 case RSVP_CTYPE_4:
1016 if (obj_tlen < 4)
1017 return-1;
1018 printf("%s LSP Encoding Type: %s (%u)",
1019 ident,
1020 tok2str(gmpls_encoding_values,
1021 "Unknown",
1022 *obj_tptr),
1023 *obj_tptr);
1024 printf("%s Switching Type: %s (%u), Payload ID: %s (0x%04x)",
1025 ident,
1026 tok2str(gmpls_switch_cap_values,
1027 "Unknown",
1028 *(obj_tptr+1)),
1029 *(obj_tptr+1),
1030 tok2str(gmpls_payload_values,
1031 "Unknown",
1032 EXTRACT_16BITS(obj_tptr+2)),
1033 EXTRACT_16BITS(obj_tptr+2));
1034 obj_tlen-=4;
1035 obj_tptr+=4;
1036 break;
1037 default:
1038 hexdump=TRUE;
1039 }
1040 break;
1041
1042 case RSVP_OBJ_RRO:
1043 case RSVP_OBJ_ERO:
1044 switch(rsvp_obj_ctype) {
1045 case RSVP_CTYPE_IPV4:
1046 while(obj_tlen >= 4 ) {
1047 printf("%s Subobject Type: %s, length %u",
1048 ident,
1049 tok2str(rsvp_obj_xro_values,
1050 "Unknown %u",
1051 RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)),
1052 *(obj_tptr+1));
1053
1054 if (*(obj_tptr+1) == 0) { /* prevent infinite loops */
1055 printf("%s ERROR: zero length ERO subtype",ident);
1056 break;
1057 }
1058
1059 switch(RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)) {
1060 case RSVP_OBJ_XRO_IPV4:
1061 printf(", %s, %s/%u, Flags: [%s]",
1062 RSVP_OBJ_XRO_MASK_LOOSE(*obj_tptr) ? "Loose" : "Strict",
1063 ipaddr_string(obj_tptr+2),
1064 *(obj_tptr+6),
1065 bittok2str(rsvp_obj_rro_flag_values,
1066 "none",
1067 *(obj_tptr+7))); /* rfc3209 says that this field is rsvd. */
1068 }
1069 obj_tlen-=*(obj_tptr+1);
1070 obj_tptr+=*(obj_tptr+1);
1071 }
1072 break;
1073 default:
1074 hexdump=TRUE;
1075 }
1076 break;
1077
1078 case RSVP_OBJ_HELLO:
1079 switch(rsvp_obj_ctype) {
1080 case RSVP_CTYPE_1:
1081 case RSVP_CTYPE_2:
1082 if (obj_tlen < 8)
1083 return-1;
1084 printf("%s Source Instance: 0x%08x, Destination Instance: 0x%08x",
1085 ident,
1086 EXTRACT_32BITS(obj_tptr),
1087 EXTRACT_32BITS(obj_tptr+4));
1088 obj_tlen-=8;
1089 obj_tptr+=8;
1090 break;
1091 default:
1092 hexdump=TRUE;
1093 }
1094 break;
1095
1096 case RSVP_OBJ_RESTART_CAPABILITY:
1097 switch(rsvp_obj_ctype) {
1098 case RSVP_CTYPE_1:
1099 if (obj_tlen < 8)
1100 return-1;
1101 printf("%s Restart Time: %ums, Recovery Time: %ums",
1102 ident,
1103 EXTRACT_32BITS(obj_tptr),
1104 EXTRACT_32BITS(obj_tptr+4));
1105 obj_tlen-=8;
1106 obj_tptr+=8;
1107 break;
1108 default:
1109 hexdump=TRUE;
1110 }
1111 break;
1112
1113 case RSVP_OBJ_SESSION_ATTRIBUTE:
1114 switch(rsvp_obj_ctype) {
1115 case RSVP_CTYPE_TUNNEL_IPV4:
1116 if (obj_tlen < 4)
1117 return-1;
1118 namelen = *(obj_tptr+3);
1119 if (obj_tlen < 4+namelen)
1120 return-1;
1121 printf("%s Session Name: ", ident);
1122 for (i = 0; i < namelen; i++)
1123 safeputchar(*(obj_tptr+4+i));
1124 printf("%s Setup Priority: %u, Holding Priority: %u, Flags: [%s] (%#x)",
1125 ident,
1126 (int)*obj_tptr,
1127 (int)*(obj_tptr+1),
1128 bittok2str(rsvp_session_attribute_flag_values,
1129 "none",
1130 *(obj_tptr+2)),
1131 *(obj_tptr+2));
1132 obj_tlen-=4+*(obj_tptr+3);
1133 obj_tptr+=4+*(obj_tptr+3);
1134 break;
1135 default:
1136 hexdump=TRUE;
1137 }
1138 break;
1139
1140 case RSVP_OBJ_GENERALIZED_UNI:
1141 switch(rsvp_obj_ctype) {
1142 int subobj_type,af,subobj_len,total_subobj_len;
1143
1144 case RSVP_CTYPE_1:
1145
1146 if (obj_tlen < 4)
1147 return-1;
1148
1149 /* read variable length subobjects */
1150 total_subobj_len = obj_tlen;
1151 while(total_subobj_len > 0) {
1152 subobj_len = EXTRACT_16BITS(obj_tptr);
1153 subobj_type = (EXTRACT_16BITS(obj_tptr+2))>>8;
1154 af = (EXTRACT_16BITS(obj_tptr+2))&0x00FF;
1155
1156 printf("%s Subobject Type: %s (%u), AF: %s (%u), length: %u",
1157 ident,
1158 tok2str(rsvp_obj_generalized_uni_values, "Unknown", subobj_type),
1159 subobj_type,
1160 tok2str(af_values, "Unknown", af), af,
1161 subobj_len);
1162
1163 switch(subobj_type) {
1164 case RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS:
1165 case RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS:
1166
1167 switch(af) {
1168 case AFNUM_INET:
1169 if (subobj_len < 8)
1170 return -1;
1171 printf("%s UNI IPv4 TNA address: %s",
1172 ident, ipaddr_string(obj_tptr+4));
1173 break;
1174 #ifdef INET6
1175 case AFNUM_INET6:
1176 if (subobj_len < 20)
1177 return -1;
1178 printf("%s UNI IPv6 TNA address: %s",
1179 ident, ip6addr_string(obj_tptr+4));
1180 break;
1181 #endif
1182 case AFNUM_NSAP:
1183 if (subobj_len) {
1184 /* unless we have a TLV parser lets just hexdump */
1185 hexdump=TRUE;
1186 }
1187 break;
1188 }
1189 break;
1190
1191 case RSVP_GEN_UNI_SUBOBJ_DIVERSITY:
1192 if (subobj_len) {
1193 /* unless we have a TLV parser lets just hexdump */
1194 hexdump=TRUE;
1195 }
1196 break;
1197
1198 case RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL:
1199 if (subobj_len < 16) {
1200 return -1;
1201 }
1202
1203 printf("%s U-bit: %x, Label type: %u, Logical port id: %u, Label: %u",
1204 ident,
1205 ((EXTRACT_32BITS(obj_tptr+4))>>31),
1206 ((EXTRACT_32BITS(obj_tptr+4))&0xFF),
1207 EXTRACT_32BITS(obj_tptr+8),
1208 EXTRACT_32BITS(obj_tptr+12));
1209 break;
1210
1211 case RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL:
1212 if (subobj_len < 8) {
1213 return -1;
1214 }
1215
1216 printf("%s Service level: %u",
1217 ident, (EXTRACT_32BITS(obj_tptr+4))>>24);
1218 break;
1219
1220 default:
1221 hexdump=TRUE;
1222 break;
1223 }
1224 total_subobj_len-=subobj_len;
1225 obj_tptr+=subobj_len;
1226 obj_tlen+=subobj_len;
1227 }
1228
1229 if (total_subobj_len) {
1230 /* unless we have a TLV parser lets just hexdump */
1231 hexdump=TRUE;
1232 }
1233 break;
1234
1235 default:
1236 hexdump=TRUE;
1237 }
1238 break;
1239
1240 case RSVP_OBJ_RSVP_HOP:
1241 switch(rsvp_obj_ctype) {
1242 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */
1243 case RSVP_CTYPE_IPV4:
1244 if (obj_tlen < 8)
1245 return-1;
1246 printf("%s Previous/Next Interface: %s, Logical Interface Handle: 0x%08x",
1247 ident,
1248 ipaddr_string(obj_tptr),
1249 EXTRACT_32BITS(obj_tptr+4));
1250 obj_tlen-=8;
1251 obj_tptr+=8;
1252 if (obj_tlen)
1253 hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */
1254 break;
1255 #ifdef INET6
1256 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */
1257 case RSVP_CTYPE_IPV6:
1258 if (obj_tlen < 20)
1259 return-1;
1260 printf("%s Previous/Next Interface: %s, Logical Interface Handle: 0x%08x",
1261 ident,
1262 ip6addr_string(obj_tptr),
1263 EXTRACT_32BITS(obj_tptr+16));
1264 obj_tlen-=20;
1265 obj_tptr+=20;
1266 hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */
1267 break;
1268 #endif
1269 default:
1270 hexdump=TRUE;
1271 }
1272 break;
1273
1274 case RSVP_OBJ_TIME_VALUES:
1275 switch(rsvp_obj_ctype) {
1276 case RSVP_CTYPE_1:
1277 if (obj_tlen < 4)
1278 return-1;
1279 printf("%s Refresh Period: %ums",
1280 ident,
1281 EXTRACT_32BITS(obj_tptr));
1282 obj_tlen-=4;
1283 obj_tptr+=4;
1284 break;
1285 default:
1286 hexdump=TRUE;
1287 }
1288 break;
1289
1290 /* those three objects do share the same semantics */
1291 case RSVP_OBJ_SENDER_TSPEC:
1292 case RSVP_OBJ_ADSPEC:
1293 case RSVP_OBJ_FLOWSPEC:
1294 switch(rsvp_obj_ctype) {
1295 case RSVP_CTYPE_2:
1296 if (obj_tlen < 4)
1297 return-1;
1298 printf("%s Msg-Version: %u, length: %u",
1299 ident,
1300 (*obj_tptr & 0xf0) >> 4,
1301 EXTRACT_16BITS(obj_tptr+2)<<2);
1302 obj_tptr+=4; /* get to the start of the service header */
1303 obj_tlen-=4;
1304
1305 while (obj_tlen >= 4) {
1306 intserv_serv_tlen=EXTRACT_16BITS(obj_tptr+2)<<2;
1307 printf("%s Service Type: %s (%u), break bit %s set, Service length: %u",
1308 ident,
1309 tok2str(rsvp_intserv_service_type_values,"unknown",*(obj_tptr)),
1310 *(obj_tptr),
1311 (*(obj_tptr+1)&0x80) ? "" : "not",
1312 intserv_serv_tlen);
1313
1314 obj_tptr+=4; /* get to the start of the parameter list */
1315 obj_tlen-=4;
1316
1317 while (intserv_serv_tlen>=4) {
1318 processed = rsvp_intserv_print(obj_tptr, obj_tlen);
1319 if (processed == 0)
1320 break;
1321 obj_tlen-=processed;
1322 intserv_serv_tlen-=processed;
1323 obj_tptr+=processed;
1324 }
1325 }
1326 break;
1327 default:
1328 hexdump=TRUE;
1329 }
1330 break;
1331
1332 case RSVP_OBJ_FILTERSPEC:
1333 switch(rsvp_obj_ctype) {
1334 case RSVP_CTYPE_IPV4:
1335 if (obj_tlen < 8)
1336 return-1;
1337 printf("%s Source Address: %s, Source Port: %u",
1338 ident,
1339 ipaddr_string(obj_tptr),
1340 EXTRACT_16BITS(obj_tptr+6));
1341 obj_tlen-=8;
1342 obj_tptr+=8;
1343 break;
1344 #ifdef INET6
1345 case RSVP_CTYPE_IPV6:
1346 if (obj_tlen < 20)
1347 return-1;
1348 printf("%s Source Address: %s, Source Port: %u",
1349 ident,
1350 ip6addr_string(obj_tptr),
1351 EXTRACT_16BITS(obj_tptr+18));
1352 obj_tlen-=20;
1353 obj_tptr+=20;
1354 break;
1355 case RSVP_CTYPE_3:
1356 if (obj_tlen < 20)
1357 return-1;
1358 printf("%s Source Address: %s, Flow Label: %u",
1359 ident,
1360 ip6addr_string(obj_tptr),
1361 EXTRACT_24BITS(obj_tptr+17));
1362 obj_tlen-=20;
1363 obj_tptr+=20;
1364 break;
1365 case RSVP_CTYPE_TUNNEL_IPV6:
1366 if (obj_tlen < 20)
1367 return-1;
1368 printf("%s Source Address: %s, LSP-ID: 0x%04x",
1369 ident,
1370 ipaddr_string(obj_tptr),
1371 EXTRACT_16BITS(obj_tptr+18));
1372 obj_tlen-=20;
1373 obj_tptr+=20;
1374 break;
1375 case RSVP_CTYPE_13: /* IPv6 p2mp LSP tunnel */
1376 if (obj_tlen < 40)
1377 return-1;
1378 printf("%s IPv6 Tunnel Sender Address: %s, LSP ID: 0x%04x"
1379 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
1380 ident,
1381 ip6addr_string(obj_tptr),
1382 EXTRACT_16BITS(obj_tptr+18),
1383 ident,
1384 ip6addr_string(obj_tptr+20),
1385 EXTRACT_16BITS(obj_tptr+38));
1386 obj_tlen-=40;
1387 obj_tptr+=40;
1388 break;
1389 #endif
1390 case RSVP_CTYPE_TUNNEL_IPV4:
1391 if (obj_tlen < 8)
1392 return-1;
1393 printf("%s Source Address: %s, LSP-ID: 0x%04x",
1394 ident,
1395 ipaddr_string(obj_tptr),
1396 EXTRACT_16BITS(obj_tptr+6));
1397 obj_tlen-=8;
1398 obj_tptr+=8;
1399 break;
1400 case RSVP_CTYPE_12: /* IPv4 p2mp LSP tunnel */
1401 if (obj_tlen < 16)
1402 return-1;
1403 printf("%s IPv4 Tunnel Sender Address: %s, LSP ID: 0x%04x"
1404 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
1405 ident,
1406 ipaddr_string(obj_tptr),
1407 EXTRACT_16BITS(obj_tptr+6),
1408 ident,
1409 ipaddr_string(obj_tptr+8),
1410 EXTRACT_16BITS(obj_tptr+12));
1411 obj_tlen-=16;
1412 obj_tptr+=16;
1413 break;
1414 default:
1415 hexdump=TRUE;
1416 }
1417 break;
1418
1419 case RSVP_OBJ_FASTREROUTE:
1420 /* the differences between c-type 1 and 7 are minor */
1421 obj_ptr.rsvp_obj_frr = (const struct rsvp_obj_frr_t *)obj_tptr;
1422 bw.i = EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->bandwidth);
1423
1424 switch(rsvp_obj_ctype) {
1425 case RSVP_CTYPE_1: /* new style */
1426 if (obj_tlen < sizeof(struct rsvp_obj_frr_t))
1427 return-1;
1428 printf("%s Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps",
1429 ident,
1430 (int)obj_ptr.rsvp_obj_frr->setup_prio,
1431 (int)obj_ptr.rsvp_obj_frr->hold_prio,
1432 (int)obj_ptr.rsvp_obj_frr->hop_limit,
1433 bw.f*8/1000000);
1434 printf("%s Include-any: 0x%08x, Exclude-any: 0x%08x, Include-all: 0x%08x",
1435 ident,
1436 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_any),
1437 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->exclude_any),
1438 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_all));
1439 obj_tlen-=sizeof(struct rsvp_obj_frr_t);
1440 obj_tptr+=sizeof(struct rsvp_obj_frr_t);
1441 break;
1442
1443 case RSVP_CTYPE_TUNNEL_IPV4: /* old style */
1444 if (obj_tlen < 16)
1445 return-1;
1446 printf("%s Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps",
1447 ident,
1448 (int)obj_ptr.rsvp_obj_frr->setup_prio,
1449 (int)obj_ptr.rsvp_obj_frr->hold_prio,
1450 (int)obj_ptr.rsvp_obj_frr->hop_limit,
1451 bw.f*8/1000000);
1452 printf("%s Include Colors: 0x%08x, Exclude Colors: 0x%08x",
1453 ident,
1454 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_any),
1455 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->exclude_any));
1456 obj_tlen-=16;
1457 obj_tptr+=16;
1458 break;
1459
1460 default:
1461 hexdump=TRUE;
1462 }
1463 break;
1464
1465 case RSVP_OBJ_DETOUR:
1466 switch(rsvp_obj_ctype) {
1467 case RSVP_CTYPE_TUNNEL_IPV4:
1468 while(obj_tlen >= 8) {
1469 printf("%s PLR-ID: %s, Avoid-Node-ID: %s",
1470 ident,
1471 ipaddr_string(obj_tptr),
1472 ipaddr_string(obj_tptr+4));
1473 obj_tlen-=8;
1474 obj_tptr+=8;
1475 }
1476 break;
1477 default:
1478 hexdump=TRUE;
1479 }
1480 break;
1481
1482 case RSVP_OBJ_CLASSTYPE:
1483 case RSVP_OBJ_CLASSTYPE_OLD: /* fall through */
1484 switch(rsvp_obj_ctype) {
1485 case RSVP_CTYPE_1:
1486 printf("%s CT: %u",
1487 ident,
1488 EXTRACT_32BITS(obj_tptr)&0x7);
1489 obj_tlen-=4;
1490 obj_tptr+=4;
1491 break;
1492 default:
1493 hexdump=TRUE;
1494 }
1495 break;
1496
1497 case RSVP_OBJ_ERROR_SPEC:
1498 switch(rsvp_obj_ctype) {
1499 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */
1500 case RSVP_CTYPE_IPV4:
1501 if (obj_tlen < 8)
1502 return-1;
1503 error_code=*(obj_tptr+5);
1504 error_value=EXTRACT_16BITS(obj_tptr+6);
1505 printf("%s Error Node Address: %s, Flags: [0x%02x]%s Error Code: %s (%u)",
1506 ident,
1507 ipaddr_string(obj_tptr),
1508 *(obj_tptr+4),
1509 ident,
1510 tok2str(rsvp_obj_error_code_values,"unknown",error_code),
1511 error_code);
1512 switch (error_code) {
1513 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING:
1514 printf(", Error Value: %s (%u)",
1515 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value),
1516 error_value);
1517 break;
1518 case RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE: /* fall through */
1519 case RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD:
1520 printf(", Error Value: %s (%u)",
1521 tok2str(rsvp_obj_error_code_diffserv_te_values,"unknown",error_value),
1522 error_value);
1523 break;
1524 default:
1525 printf(", Unknown Error Value (%u)", error_value);
1526 break;
1527 }
1528 obj_tlen-=8;
1529 obj_tptr+=8;
1530 break;
1531 #ifdef INET6
1532 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */
1533 case RSVP_CTYPE_IPV6:
1534 if (obj_tlen < 20)
1535 return-1;
1536 error_code=*(obj_tptr+17);
1537 error_value=EXTRACT_16BITS(obj_tptr+18);
1538 printf("%s Error Node Address: %s, Flags: [0x%02x]%s Error Code: %s (%u)",
1539 ident,
1540 ip6addr_string(obj_tptr),
1541 *(obj_tptr+16),
1542 ident,
1543 tok2str(rsvp_obj_error_code_values,"unknown",error_code),
1544 error_code);
1545
1546 switch (error_code) {
1547 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING:
1548 printf(", Error Value: %s (%u)",
1549 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value),
1550 error_value);
1551 break;
1552 default:
1553 break;
1554 }
1555 obj_tlen-=20;
1556 obj_tptr+=20;
1557 break;
1558 #endif
1559 default:
1560 hexdump=TRUE;
1561 }
1562 break;
1563
1564 case RSVP_OBJ_PROPERTIES:
1565 switch(rsvp_obj_ctype) {
1566 case RSVP_CTYPE_1:
1567 if (obj_tlen < 4)
1568 return-1;
1569 padbytes = EXTRACT_16BITS(obj_tptr+2);
1570 printf("%s TLV count: %u, padding bytes: %u",
1571 ident,
1572 EXTRACT_16BITS(obj_tptr),
1573 padbytes);
1574 obj_tlen-=4;
1575 obj_tptr+=4;
1576 /* loop through as long there is anything longer than the TLV header (2) */
1577 while(obj_tlen >= 2 + padbytes) {
1578 printf("%s %s TLV (0x%02x), length: %u", /* length includes header */
1579 ident,
1580 tok2str(rsvp_obj_prop_tlv_values,"unknown",*obj_tptr),
1581 *obj_tptr,
1582 *(obj_tptr+1));
1583 if (obj_tlen < *(obj_tptr+1))
1584 return-1;
1585 if (*(obj_tptr+1) < 2)
1586 return -1;
1587 print_unknown_data(obj_tptr+2,"\n\t\t",*(obj_tptr+1)-2);
1588 obj_tlen-=*(obj_tptr+1);
1589 obj_tptr+=*(obj_tptr+1);
1590 }
1591 break;
1592 default:
1593 hexdump=TRUE;
1594 }
1595 break;
1596
1597 case RSVP_OBJ_MESSAGE_ID: /* fall through */
1598 case RSVP_OBJ_MESSAGE_ID_ACK: /* fall through */
1599 case RSVP_OBJ_MESSAGE_ID_LIST:
1600 switch(rsvp_obj_ctype) {
1601 case RSVP_CTYPE_1:
1602 case RSVP_CTYPE_2:
1603 if (obj_tlen < 8)
1604 return-1;
1605 printf("%s Flags [0x%02x], epoch: %u",
1606 ident,
1607 *obj_tptr,
1608 EXTRACT_24BITS(obj_tptr+1));
1609 obj_tlen-=4;
1610 obj_tptr+=4;
1611 /* loop through as long there are no messages left */
1612 while(obj_tlen >= 4) {
1613 printf("%s Message-ID 0x%08x (%u)",
1614 ident,
1615 EXTRACT_32BITS(obj_tptr),
1616 EXTRACT_32BITS(obj_tptr));
1617 obj_tlen-=4;
1618 obj_tptr+=4;
1619 }
1620 break;
1621 default:
1622 hexdump=TRUE;
1623 }
1624 break;
1625
1626 case RSVP_OBJ_INTEGRITY:
1627 switch(rsvp_obj_ctype) {
1628 case RSVP_CTYPE_1:
1629 if (obj_tlen < sizeof(struct rsvp_obj_integrity_t))
1630 return-1;
1631 obj_ptr.rsvp_obj_integrity = (const struct rsvp_obj_integrity_t *)obj_tptr;
1632 printf("%s Key-ID 0x%04x%08x, Sequence 0x%08x%08x, Flags [%s]",
1633 ident,
1634 EXTRACT_16BITS(obj_ptr.rsvp_obj_integrity->key_id),
1635 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->key_id+2),
1636 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->sequence),
1637 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->sequence+4),
1638 bittok2str(rsvp_obj_integrity_flag_values,
1639 "none",
1640 obj_ptr.rsvp_obj_integrity->flags));
1641 printf("%s MD5-sum 0x%08x%08x%08x%08x ",
1642 ident,
1643 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest),
1644 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+4),
1645 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+8),
1646 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+12));
1647
1648 #ifdef HAVE_LIBCRYPTO
1649 sigcheck = signature_verify(pptr, plen, (unsigned char *)obj_ptr.\
1650 rsvp_obj_integrity->digest);
1651 #else
1652 sigcheck = CANT_CHECK_SIGNATURE;
1653 #endif
1654 printf(" (%s)", tok2str(signature_check_values, "Unknown", sigcheck));
1655
1656 obj_tlen+=sizeof(struct rsvp_obj_integrity_t);
1657 obj_tptr+=sizeof(struct rsvp_obj_integrity_t);
1658 break;
1659 default:
1660 hexdump=TRUE;
1661 }
1662 break;
1663
1664 case RSVP_OBJ_ADMIN_STATUS:
1665 switch(rsvp_obj_ctype) {
1666 case RSVP_CTYPE_1:
1667 if (obj_tlen < 4)
1668 return-1;
1669 printf("%s Flags [%s]", ident,
1670 bittok2str(rsvp_obj_admin_status_flag_values, "none",
1671 EXTRACT_32BITS(obj_tptr)));
1672 obj_tlen-=4;
1673 obj_tptr+=4;
1674 break;
1675 default:
1676 hexdump=TRUE;
1677 }
1678 break;
1679
1680 case RSVP_OBJ_LABEL_SET:
1681 switch(rsvp_obj_ctype) {
1682 case RSVP_CTYPE_1:
1683 if (obj_tlen < 4)
1684 return-1;
1685 action = (EXTRACT_16BITS(obj_tptr)>>8);
1686
1687 printf("%s Action: %s (%u), Label type: %u", ident,
1688 tok2str(rsvp_obj_label_set_action_values, "Unknown", action),
1689 action, ((EXTRACT_32BITS(obj_tptr) & 0x7F)));
1690
1691 switch (action) {
1692 case LABEL_SET_INCLUSIVE_RANGE:
1693 case LABEL_SET_EXCLUSIVE_RANGE: /* fall through */
1694
1695 /* only a couple of subchannels are expected */
1696 if (obj_tlen < 12)
1697 return -1;
1698 printf("%s Start range: %u, End range: %u", ident,
1699 EXTRACT_32BITS(obj_tptr+4),
1700 EXTRACT_32BITS(obj_tptr+8));
1701 obj_tlen-=12;
1702 obj_tptr+=12;
1703 break;
1704
1705 default:
1706 obj_tlen-=4;
1707 obj_tptr+=4;
1708 subchannel = 1;
1709 while(obj_tlen >= 4 ) {
1710 printf("%s Subchannel #%u: %u", ident, subchannel,
1711 EXTRACT_32BITS(obj_tptr));
1712 obj_tptr+=4;
1713 obj_tlen-=4;
1714 subchannel++;
1715 }
1716 break;
1717 }
1718 break;
1719 default:
1720 hexdump=TRUE;
1721 }
1722
1723 case RSVP_OBJ_S2L:
1724 switch (rsvp_obj_ctype) {
1725 case RSVP_CTYPE_IPV4:
1726 if (obj_tlen < 4)
1727 return-1;
1728 printf("%s Sub-LSP destination address: %s",
1729 ident, ipaddr_string(obj_tptr));
1730
1731 obj_tlen-=4;
1732 obj_tptr+=4;
1733 break;
1734 #ifdef INET6
1735 case RSVP_CTYPE_IPV6:
1736 if (obj_tlen < 16)
1737 return-1;
1738 printf("%s Sub-LSP destination address: %s",
1739 ident, ip6addr_string(obj_tptr));
1740
1741 obj_tlen-=16;
1742 obj_tptr+=16;
1743 break;
1744 #endif
1745 default:
1746 hexdump=TRUE;
1747 }
1748
1749 /*
1750 * FIXME those are the defined objects that lack a decoder
1751 * you are welcome to contribute code ;-)
1752 */
1753
1754 case RSVP_OBJ_SCOPE:
1755 case RSVP_OBJ_POLICY_DATA:
1756 case RSVP_OBJ_ACCEPT_LABEL_SET:
1757 case RSVP_OBJ_PROTECTION:
1758 default:
1759 if (vflag <= 1)
1760 print_unknown_data(obj_tptr,"\n\t ",obj_tlen); /* FIXME indentation */
1761 break;
1762 }
1763 /* do we also want to see a hex dump ? */
1764 if (vflag > 1 || hexdump==TRUE)
1765 print_unknown_data(tptr+sizeof(sizeof(struct rsvp_object_header)),"\n\t ", /* FIXME indentation */
1766 rsvp_obj_len-sizeof(struct rsvp_object_header));
1767
1768 tptr+=rsvp_obj_len;
1769 tlen-=rsvp_obj_len;
1770 }
1771 return 0;
1772 trunc:
1773 printf("\n\t\t packet exceeded snapshot");
1774 return -1;
1775 }
1776
1777
1778 void
1779 rsvp_print(register const u_char *pptr, register u_int len) {
1780
1781 struct rsvp_common_header *rsvp_com_header;
1782 const u_char *tptr,*subtptr;
1783 u_short plen, tlen, subtlen;
1784
1785 tptr=pptr;
1786
1787 rsvp_com_header = (struct rsvp_common_header *)pptr;
1788 TCHECK(*rsvp_com_header);
1789
1790 /*
1791 * Sanity checking of the header.
1792 */
1793 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) {
1794 printf("ERROR: RSVP version %u packet not supported",
1795 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags));
1796 return;
1797 }
1798
1799 /* in non-verbose mode just lets print the basic Message Type*/
1800 if (vflag < 1) {
1801 printf("RSVPv%u %s Message, length: %u",
1802 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1803 tok2str(rsvp_msg_type_values, "unknown (%u)",rsvp_com_header->msg_type),
1804 len);
1805 return;
1806 }
1807
1808 /* ok they seem to want to know everything - lets fully decode it */
1809
1810 plen = tlen = EXTRACT_16BITS(rsvp_com_header->length);
1811
1812 printf("\n\tRSVPv%u %s Message (%u), Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x",
1813 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1814 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type),
1815 rsvp_com_header->msg_type,
1816 bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)),
1817 tlen,
1818 rsvp_com_header->ttl,
1819 EXTRACT_16BITS(rsvp_com_header->checksum));
1820
1821 /*
1822 * Clear checksum prior to signature verification.
1823 */
1824 rsvp_com_header->checksum[0] = 0;
1825 rsvp_com_header->checksum[1] = 0;
1826
1827 if (tlen < sizeof(const struct rsvp_common_header)) {
1828 printf("ERROR: common header too short %u < %lu", tlen,
1829 (unsigned long)sizeof(const struct rsvp_common_header));
1830 return;
1831 }
1832
1833 tptr+=sizeof(const struct rsvp_common_header);
1834 tlen-=sizeof(const struct rsvp_common_header);
1835
1836 switch(rsvp_com_header->msg_type) {
1837
1838 case RSVP_MSGTYPE_AGGREGATE:
1839 while(tlen > 0) {
1840 subtptr=tptr;
1841 rsvp_com_header = (struct rsvp_common_header *)subtptr;
1842 TCHECK(*rsvp_com_header);
1843
1844 /*
1845 * Sanity checking of the header.
1846 */
1847 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) {
1848 printf("ERROR: RSVP version %u packet not supported",
1849 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags));
1850 return;
1851 }
1852 subtlen=EXTRACT_16BITS(rsvp_com_header->length);
1853
1854 printf("\n\t RSVPv%u %s Message (%u), Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x",
1855 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1856 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type),
1857 rsvp_com_header->msg_type,
1858 bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)),
1859 subtlen,
1860 rsvp_com_header->ttl,
1861 EXTRACT_16BITS(rsvp_com_header->checksum));
1862
1863 /*
1864 * Clear checksum prior to signature verification.
1865 */
1866 rsvp_com_header->checksum[0] = 0;
1867 rsvp_com_header->checksum[1] = 0;
1868
1869 if (subtlen < sizeof(const struct rsvp_common_header)) {
1870 printf("ERROR: common header too short %u < %lu", subtlen,
1871 (unsigned long)sizeof(const struct rsvp_common_header));
1872 return;
1873 }
1874
1875 if (tlen < subtlen) {
1876 printf("ERROR: common header too large %u > %u", subtlen,
1877 tlen);
1878 return;
1879 }
1880
1881 subtptr+=sizeof(const struct rsvp_common_header);
1882 subtlen-=sizeof(const struct rsvp_common_header);
1883
1884 if (rsvp_obj_print(pptr, plen, subtptr,"\n\t ", subtlen) == -1)
1885 return;
1886
1887 tptr+=subtlen+sizeof(const struct rsvp_common_header);
1888 tlen-=subtlen+sizeof(const struct rsvp_common_header);
1889 }
1890
1891 break;
1892
1893 case RSVP_MSGTYPE_PATH:
1894 case RSVP_MSGTYPE_RESV:
1895 case RSVP_MSGTYPE_PATHERR:
1896 case RSVP_MSGTYPE_RESVERR:
1897 case RSVP_MSGTYPE_PATHTEAR:
1898 case RSVP_MSGTYPE_RESVTEAR:
1899 case RSVP_MSGTYPE_RESVCONF:
1900 case RSVP_MSGTYPE_HELLO_OLD:
1901 case RSVP_MSGTYPE_HELLO:
1902 case RSVP_MSGTYPE_ACK:
1903 case RSVP_MSGTYPE_SREFRESH:
1904 if (rsvp_obj_print(pptr, plen, tptr,"\n\t ", tlen) == -1)
1905 return;
1906 break;
1907
1908 default:
1909 print_unknown_data(tptr,"\n\t ",tlen);
1910 break;
1911 }
1912
1913 return;
1914 trunc:
1915 printf("\n\t\t packet exceeded snapshot");
1916 }
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