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_LABEL 3
334 #define RSVP_OBJ_XRO_ASN 32
335 #define RSVP_OBJ_XRO_MPLS 64
336
337 static const struct tok rsvp_obj_xro_values[] = {
338 { RSVP_OBJ_XRO_RES, "Reserved" },
339 { RSVP_OBJ_XRO_IPV4, "IPv4 prefix" },
340 { RSVP_OBJ_XRO_IPV6, "IPv6 prefix" },
341 { RSVP_OBJ_XRO_LABEL, "Label" },
342 { RSVP_OBJ_XRO_ASN, "Autonomous system number" },
343 { RSVP_OBJ_XRO_MPLS, "MPLS label switched path termination" },
344 { 0, NULL}
345 };
346
347 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07.txt */
348 static const struct tok rsvp_obj_rro_flag_values[] = {
349 { 0x01, "Local protection available" },
350 { 0x02, "Local protection in use" },
351 { 0x04, "Bandwidth protection" },
352 { 0x08, "Node protection" },
353 { 0, NULL}
354 };
355
356 /* RFC3209 */
357 static const struct tok rsvp_obj_rro_label_flag_values[] = {
358 { 0x01, "Global" },
359 { 0, NULL}
360 };
361
362 static const struct tok rsvp_resstyle_values[] = {
363 { 17, "Wildcard Filter" },
364 { 10, "Fixed Filter" },
365 { 18, "Shared Explicit" },
366 { 0, NULL}
367 };
368
369 #define RSVP_OBJ_INTSERV_GUARANTEED_SERV 2
370 #define RSVP_OBJ_INTSERV_CONTROLLED_LOAD 5
371
372 static const struct tok rsvp_intserv_service_type_values[] = {
373 { 1, "Default/Global Information" },
374 { RSVP_OBJ_INTSERV_GUARANTEED_SERV, "Guaranteed Service" },
375 { RSVP_OBJ_INTSERV_CONTROLLED_LOAD, "Controlled Load" },
376 { 0, NULL}
377 };
378
379 static const struct tok rsvp_intserv_parameter_id_values[] = {
380 { 4, "IS hop cnt" },
381 { 6, "Path b/w estimate" },
382 { 8, "Minimum path latency" },
383 { 10, "Composed MTU" },
384 { 127, "Token Bucket TSpec" },
385 { 130, "Guaranteed Service RSpec" },
386 { 133, "End-to-end composed value for C" },
387 { 134, "End-to-end composed value for D" },
388 { 135, "Since-last-reshaping point composed C" },
389 { 136, "Since-last-reshaping point composed D" },
390 { 0, NULL}
391 };
392
393 static const struct tok rsvp_session_attribute_flag_values[] = {
394 { 0x01, "Local Protection" },
395 { 0x02, "Label Recording" },
396 { 0x04, "SE Style" },
397 { 0x08, "Bandwidth protection" }, /* RFC4090 */
398 { 0x10, "Node protection" }, /* RFC4090 */
399 { 0, NULL}
400 };
401
402 static const struct tok rsvp_obj_prop_tlv_values[] = {
403 { 0x01, "Cos" },
404 { 0x02, "Metric 1" },
405 { 0x04, "Metric 2" },
406 { 0x08, "CCC Status" },
407 { 0x10, "Path Type" },
408 { 0, NULL}
409 };
410
411 #define RSVP_OBJ_ERROR_SPEC_CODE_ROUTING 24
412 #define RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY 25
413 #define RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE 28
414 #define RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD 125
415
416 static const struct tok rsvp_obj_error_code_values[] = {
417 { RSVP_OBJ_ERROR_SPEC_CODE_ROUTING, "Routing Problem" },
418 { RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY, "Notify Error" },
419 { RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE, "Diffserv TE Error" },
420 { RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD, "Diffserv TE Error (Old)" },
421 { 0, NULL}
422 };
423
424 static const struct tok rsvp_obj_error_code_routing_values[] = {
425 { 1, "Bad EXPLICIT_ROUTE object" },
426 { 2, "Bad strict node" },
427 { 3, "Bad loose node" },
428 { 4, "Bad initial subobject" },
429 { 5, "No route available toward destination" },
430 { 6, "Unacceptable label value" },
431 { 7, "RRO indicated routing loops" },
432 { 8, "non-RSVP-capable router in the path" },
433 { 9, "MPLS label allocation failure" },
434 { 10, "Unsupported L3PID" },
435 { 0, NULL}
436 };
437
438 static const struct tok rsvp_obj_error_code_diffserv_te_values[] = {
439 { 1, "Unexpected CT object" },
440 { 2, "Unsupported CT" },
441 { 3, "Invalid CT value" },
442 { 4, "CT/setup priority do not form a configured TE-Class" },
443 { 5, "CT/holding priority do not form a configured TE-Class" },
444 { 6, "CT/setup priority and CT/holding priority do not form a configured TE-Class" },
445 { 7, "Inconsistency between signaled PSC and signaled CT" },
446 { 8, "Inconsistency between signaled PHBs and signaled CT" },
447 { 0, NULL}
448 };
449
450 /* rfc3473 / rfc 3471 */
451 static const struct tok rsvp_obj_admin_status_flag_values[] = {
452 { 0x80000000, "Reflect" },
453 { 0x00000004, "Testing" },
454 { 0x00000002, "Admin-down" },
455 { 0x00000001, "Delete-in-progress" },
456 { 0, NULL}
457 };
458
459 /* label set actions - rfc3471 */
460 #define LABEL_SET_INCLUSIVE_LIST 0
461 #define LABEL_SET_EXCLUSIVE_LIST 1
462 #define LABEL_SET_INCLUSIVE_RANGE 2
463 #define LABEL_SET_EXCLUSIVE_RANGE 3
464
465 static const struct tok rsvp_obj_label_set_action_values[] = {
466 { LABEL_SET_INCLUSIVE_LIST, "Inclusive list" },
467 { LABEL_SET_EXCLUSIVE_LIST, "Exclusive list" },
468 { LABEL_SET_INCLUSIVE_RANGE, "Inclusive range" },
469 { LABEL_SET_EXCLUSIVE_RANGE, "Exclusive range" },
470 { 0, NULL}
471 };
472
473 /* OIF RSVP extensions UNI 1.0 Signaling, release 2 */
474 #define RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS 1
475 #define RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS 2
476 #define RSVP_GEN_UNI_SUBOBJ_DIVERSITY 3
477 #define RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL 4
478 #define RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL 5
479
480 static const struct tok rsvp_obj_generalized_uni_values[] = {
481 { RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS, "Source TNA address" },
482 { RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS, "Destination TNA address" },
483 { RSVP_GEN_UNI_SUBOBJ_DIVERSITY, "Diversity" },
484 { RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL, "Egress label" },
485 { RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL, "Service level" },
486 { 0, NULL}
487 };
488
489 static int rsvp_intserv_print(const u_char *, u_short);
490
491 /*
492 * this is a dissector for all the intserv defined
493 * specs as defined per rfc2215
494 * it is called from various rsvp objects;
495 * returns the amount of bytes being processed
496 */
497 static int
rsvp_intserv_print(const u_char * tptr,u_short obj_tlen)498 rsvp_intserv_print(const u_char *tptr, u_short obj_tlen) {
499
500 int parameter_id,parameter_length;
501 union {
502 float f;
503 u_int32_t i;
504 } bw;
505
506 if (obj_tlen < 4)
507 return 0;
508 parameter_id = *(tptr);
509 parameter_length = EXTRACT_16BITS(tptr+2)<<2; /* convert wordcount to bytecount */
510
511 printf("\n\t Parameter ID: %s (%u), length: %u, Flags: [0x%02x]",
512 tok2str(rsvp_intserv_parameter_id_values,"unknown",parameter_id),
513 parameter_id,
514 parameter_length,
515 *(tptr+1));
516
517 if (obj_tlen < parameter_length+4)
518 return 0;
519 switch(parameter_id) { /* parameter_id */
520
521 case 4:
522 /*
523 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
524 * | 4 (e) | (f) | 1 (g) |
525 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
526 * | IS hop cnt (32-bit unsigned integer) |
527 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
528 */
529 if (parameter_length == 4)
530 printf("\n\t\tIS hop count: %u", EXTRACT_32BITS(tptr+4));
531 break;
532
533 case 6:
534 /*
535 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
536 * | 6 (h) | (i) | 1 (j) |
537 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
538 * | Path b/w estimate (32-bit IEEE floating point number) |
539 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
540 */
541 if (parameter_length == 4) {
542 bw.i = EXTRACT_32BITS(tptr+4);
543 printf("\n\t\tPath b/w estimate: %.10g Mbps", bw.f/125000);
544 }
545 break;
546
547 case 8:
548 /*
549 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
550 * | 8 (k) | (l) | 1 (m) |
551 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
552 * | Minimum path latency (32-bit integer) |
553 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
554 */
555 if (parameter_length == 4) {
556 printf("\n\t\tMinimum path latency: ");
557 if (EXTRACT_32BITS(tptr+4) == 0xffffffff)
558 printf("don't care");
559 else
560 printf("%u", EXTRACT_32BITS(tptr+4));
561 }
562 break;
563
564 case 10:
565
566 /*
567 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
568 * | 10 (n) | (o) | 1 (p) |
569 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
570 * | Composed MTU (32-bit unsigned integer) |
571 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
572 */
573 if (parameter_length == 4)
574 printf("\n\t\tComposed MTU: %u bytes", EXTRACT_32BITS(tptr+4));
575 break;
576 case 127:
577 /*
578 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
579 * | 127 (e) | 0 (f) | 5 (g) |
580 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
581 * | Token Bucket Rate [r] (32-bit IEEE floating point number) |
582 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
583 * | Token Bucket Size [b] (32-bit IEEE floating point number) |
584 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
585 * | Peak Data Rate [p] (32-bit IEEE floating point number) |
586 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
587 * | Minimum Policed Unit [m] (32-bit integer) |
588 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
589 * | Maximum Packet Size [M] (32-bit integer) |
590 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
591 */
592
593 if (parameter_length == 20) {
594 bw.i = EXTRACT_32BITS(tptr+4);
595 printf("\n\t\tToken Bucket Rate: %.10g Mbps", bw.f/125000);
596 bw.i = EXTRACT_32BITS(tptr+8);
597 printf("\n\t\tToken Bucket Size: %.10g bytes", bw.f);
598 bw.i = EXTRACT_32BITS(tptr+12);
599 printf("\n\t\tPeak Data Rate: %.10g Mbps", bw.f/125000);
600 printf("\n\t\tMinimum Policed Unit: %u bytes", EXTRACT_32BITS(tptr+16));
601 printf("\n\t\tMaximum Packet Size: %u bytes", EXTRACT_32BITS(tptr+20));
602 }
603 break;
604
605 case 130:
606 /*
607 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
608 * | 130 (h) | 0 (i) | 2 (j) |
609 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
610 * | Rate [R] (32-bit IEEE floating point number) |
611 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
612 * | Slack Term [S] (32-bit integer) |
613 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
614 */
615
616 if (parameter_length == 8) {
617 bw.i = EXTRACT_32BITS(tptr+4);
618 printf("\n\t\tRate: %.10g Mbps", bw.f/125000);
619 printf("\n\t\tSlack Term: %u", EXTRACT_32BITS(tptr+8));
620 }
621 break;
622
623 case 133:
624 case 134:
625 case 135:
626 case 136:
627 if (parameter_length == 4)
628 printf("\n\t\tValue: %u", EXTRACT_32BITS(tptr+4));
629 break;
630
631 default:
632 if (vflag <= 1)
633 print_unknown_data(tptr+4,"\n\t\t",parameter_length);
634 }
635 return (parameter_length+4); /* header length 4 bytes */
636 }
637
638 static int
rsvp_obj_print(const u_char * pptr _U_,u_int plen _U_,const u_char * tptr,const char * ident,u_int tlen)639 rsvp_obj_print (const u_char *pptr
640 #ifndef HAVE_LIBCRYPTO
641 _U_
642 #endif
643 , u_int plen
644 #ifndef HAVE_LIBCRYPTO
645 _U_
646 #endif
647 , const u_char *tptr,
648 const char *ident, u_int tlen) {
649
650 const struct rsvp_object_header *rsvp_obj_header;
651 const u_char *obj_tptr;
652 union {
653 const struct rsvp_obj_integrity_t *rsvp_obj_integrity;
654 const struct rsvp_obj_frr_t *rsvp_obj_frr;
655 } obj_ptr;
656
657 u_short rsvp_obj_len,rsvp_obj_ctype,obj_tlen,intserv_serv_tlen;
658 int hexdump,processed,padbytes,error_code,error_value,i,sigcheck;
659 union {
660 float f;
661 u_int32_t i;
662 } bw;
663 u_int8_t namelen;
664
665 u_int action, subchannel;
666
667 while(tlen>=sizeof(struct rsvp_object_header)) {
668 /* did we capture enough for fully decoding the object header ? */
669 if (!TTEST2(*tptr, sizeof(struct rsvp_object_header)))
670 goto trunc;
671
672 rsvp_obj_header = (const struct rsvp_object_header *)tptr;
673 rsvp_obj_len=EXTRACT_16BITS(rsvp_obj_header->length);
674 rsvp_obj_ctype=rsvp_obj_header->ctype;
675
676 if(rsvp_obj_len % 4) {
677 printf("%sERROR: object header size %u not a multiple of 4", ident, rsvp_obj_len);
678 return -1;
679 }
680 if(rsvp_obj_len < sizeof(struct rsvp_object_header)) {
681 printf("%sERROR: object header too short %u < %lu", ident, rsvp_obj_len,
682 (unsigned long)sizeof(const struct rsvp_object_header));
683 return -1;
684 }
685
686 printf("%s%s Object (%u) Flags: [%s",
687 ident,
688 tok2str(rsvp_obj_values,
689 "Unknown",
690 rsvp_obj_header->class_num),
691 rsvp_obj_header->class_num,
692 ((rsvp_obj_header->class_num)&0x80) ? "ignore" : "reject");
693
694 if (rsvp_obj_header->class_num > 128)
695 printf(" %s",
696 ((rsvp_obj_header->class_num)&0x40) ? "and forward" : "silently");
697
698 printf(" if unknown], Class-Type: %s (%u), length: %u",
699 tok2str(rsvp_ctype_values,
700 "Unknown",
701 ((rsvp_obj_header->class_num)<<8)+rsvp_obj_ctype),
702 rsvp_obj_ctype,
703 rsvp_obj_len);
704
705 if(tlen < rsvp_obj_len) {
706 printf("%sERROR: object goes past end of objects TLV", ident);
707 return -1;
708 }
709
710 obj_tptr=tptr+sizeof(struct rsvp_object_header);
711 obj_tlen=rsvp_obj_len-sizeof(struct rsvp_object_header);
712
713 /* did we capture enough for fully decoding the object ? */
714 if (!TTEST2(*tptr, rsvp_obj_len))
715 return -1;
716 hexdump=FALSE;
717
718 switch(rsvp_obj_header->class_num) {
719 case RSVP_OBJ_SESSION:
720 switch(rsvp_obj_ctype) {
721 case RSVP_CTYPE_IPV4:
722 if (obj_tlen < 8)
723 return -1;
724 printf("%s IPv4 DestAddress: %s, Protocol ID: 0x%02x",
725 ident,
726 ipaddr_string(obj_tptr),
727 *(obj_tptr+sizeof(struct in_addr)));
728 printf("%s Flags: [0x%02x], DestPort %u",
729 ident,
730 *(obj_tptr+5),
731 EXTRACT_16BITS(obj_tptr+6));
732 obj_tlen-=8;
733 obj_tptr+=8;
734 break;
735 #ifdef INET6
736 case RSVP_CTYPE_IPV6:
737 if (obj_tlen < 20)
738 return -1;
739 printf("%s IPv6 DestAddress: %s, Protocol ID: 0x%02x",
740 ident,
741 ip6addr_string(obj_tptr),
742 *(obj_tptr+sizeof(struct in6_addr)));
743 printf("%s Flags: [0x%02x], DestPort %u",
744 ident,
745 *(obj_tptr+sizeof(struct in6_addr)+1),
746 EXTRACT_16BITS(obj_tptr+sizeof(struct in6_addr)+2));
747 obj_tlen-=20;
748 obj_tptr+=20;
749 break;
750
751 case RSVP_CTYPE_TUNNEL_IPV6:
752 if (obj_tlen < 36)
753 return -1;
754 printf("%s IPv6 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
755 ident,
756 ip6addr_string(obj_tptr),
757 EXTRACT_16BITS(obj_tptr+18),
758 ip6addr_string(obj_tptr+20));
759 obj_tlen-=36;
760 obj_tptr+=36;
761 break;
762
763 case RSVP_CTYPE_14: /* IPv6 p2mp LSP Tunnel */
764 if (obj_tlen < 26)
765 return -1;
766 printf("%s IPv6 P2MP LSP ID: 0x%08x, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
767 ident,
768 EXTRACT_32BITS(obj_tptr),
769 EXTRACT_16BITS(obj_tptr+6),
770 ip6addr_string(obj_tptr+8));
771 obj_tlen-=26;
772 obj_tptr+=26;
773 break;
774 #endif
775 case RSVP_CTYPE_13: /* IPv4 p2mp LSP Tunnel */
776 if (obj_tlen < 12)
777 return -1;
778 printf("%s IPv4 P2MP LSP ID: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
779 ident,
780 ipaddr_string(obj_tptr),
781 EXTRACT_16BITS(obj_tptr+6),
782 ipaddr_string(obj_tptr+8));
783 obj_tlen-=12;
784 obj_tptr+=12;
785 break;
786 case RSVP_CTYPE_TUNNEL_IPV4:
787 case RSVP_CTYPE_UNI_IPV4:
788 if (obj_tlen < 12)
789 return -1;
790 printf("%s IPv4 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
791 ident,
792 ipaddr_string(obj_tptr),
793 EXTRACT_16BITS(obj_tptr+6),
794 ipaddr_string(obj_tptr+8));
795 obj_tlen-=12;
796 obj_tptr+=12;
797 break;
798 default:
799 hexdump=TRUE;
800 }
801 break;
802
803 case RSVP_OBJ_CONFIRM:
804 switch(rsvp_obj_ctype) {
805 case RSVP_CTYPE_IPV4:
806 if (obj_tlen < sizeof(struct in_addr))
807 return -1;
808 printf("%s IPv4 Receiver Address: %s",
809 ident,
810 ipaddr_string(obj_tptr));
811 obj_tlen-=sizeof(struct in_addr);
812 obj_tptr+=sizeof(struct in_addr);
813 break;
814 #ifdef INET6
815 case RSVP_CTYPE_IPV6:
816 if (obj_tlen < sizeof(struct in6_addr))
817 return -1;
818 printf("%s IPv6 Receiver Address: %s",
819 ident,
820 ip6addr_string(obj_tptr));
821 obj_tlen-=sizeof(struct in6_addr);
822 obj_tptr+=sizeof(struct in6_addr);
823 break;
824 #endif
825 default:
826 hexdump=TRUE;
827 }
828 break;
829
830 case RSVP_OBJ_NOTIFY_REQ:
831 switch(rsvp_obj_ctype) {
832 case RSVP_CTYPE_IPV4:
833 if (obj_tlen < sizeof(struct in_addr))
834 return -1;
835 printf("%s IPv4 Notify Node Address: %s",
836 ident,
837 ipaddr_string(obj_tptr));
838 obj_tlen-=sizeof(struct in_addr);
839 obj_tptr+=sizeof(struct in_addr);
840 break;
841 #ifdef INET6
842 case RSVP_CTYPE_IPV6:
843 if (obj_tlen < sizeof(struct in6_addr))
844 return-1;
845 printf("%s IPv6 Notify Node Address: %s",
846 ident,
847 ip6addr_string(obj_tptr));
848 obj_tlen-=sizeof(struct in6_addr);
849 obj_tptr+=sizeof(struct in6_addr);
850 break;
851 #endif
852 default:
853 hexdump=TRUE;
854 }
855 break;
856
857 case RSVP_OBJ_SUGGESTED_LABEL: /* fall through */
858 case RSVP_OBJ_UPSTREAM_LABEL: /* fall through */
859 case RSVP_OBJ_RECOVERY_LABEL: /* fall through */
860 case RSVP_OBJ_LABEL:
861 switch(rsvp_obj_ctype) {
862 case RSVP_CTYPE_1:
863 while(obj_tlen >= 4 ) {
864 printf("%s Label: %u", ident, EXTRACT_32BITS(obj_tptr));
865 obj_tlen-=4;
866 obj_tptr+=4;
867 }
868 break;
869 case RSVP_CTYPE_2:
870 if (obj_tlen < 4)
871 return-1;
872 printf("%s Generalized Label: %u",
873 ident,
874 EXTRACT_32BITS(obj_tptr));
875 obj_tlen-=4;
876 obj_tptr+=4;
877 break;
878 case RSVP_CTYPE_3:
879 if (obj_tlen < 12)
880 return-1;
881 printf("%s Waveband ID: %u%s Start Label: %u, Stop Label: %u",
882 ident,
883 EXTRACT_32BITS(obj_tptr),
884 ident,
885 EXTRACT_32BITS(obj_tptr+4),
886 EXTRACT_32BITS(obj_tptr+8));
887 obj_tlen-=12;
888 obj_tptr+=12;
889 break;
890 default:
891 hexdump=TRUE;
892 }
893 break;
894
895 case RSVP_OBJ_STYLE:
896 switch(rsvp_obj_ctype) {
897 case RSVP_CTYPE_1:
898 if (obj_tlen < 4)
899 return-1;
900 printf("%s Reservation Style: %s, Flags: [0x%02x]",
901 ident,
902 tok2str(rsvp_resstyle_values,
903 "Unknown",
904 EXTRACT_24BITS(obj_tptr+1)),
905 *(obj_tptr));
906 obj_tlen-=4;
907 obj_tptr+=4;
908 break;
909 default:
910 hexdump=TRUE;
911 }
912 break;
913
914 case RSVP_OBJ_SENDER_TEMPLATE:
915 switch(rsvp_obj_ctype) {
916 case RSVP_CTYPE_IPV4:
917 if (obj_tlen < 8)
918 return-1;
919 printf("%s Source Address: %s, Source Port: %u",
920 ident,
921 ipaddr_string(obj_tptr),
922 EXTRACT_16BITS(obj_tptr+6));
923 obj_tlen-=8;
924 obj_tptr+=8;
925 break;
926 #ifdef INET6
927 case RSVP_CTYPE_IPV6:
928 if (obj_tlen < 20)
929 return-1;
930 printf("%s Source Address: %s, Source Port: %u",
931 ident,
932 ip6addr_string(obj_tptr),
933 EXTRACT_16BITS(obj_tptr+18));
934 obj_tlen-=20;
935 obj_tptr+=20;
936 break;
937 case RSVP_CTYPE_13: /* IPv6 p2mp LSP tunnel */
938 if (obj_tlen < 40)
939 return-1;
940 printf("%s IPv6 Tunnel Sender Address: %s, LSP ID: 0x%04x"
941 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
942 ident,
943 ip6addr_string(obj_tptr),
944 EXTRACT_16BITS(obj_tptr+18),
945 ident,
946 ip6addr_string(obj_tptr+20),
947 EXTRACT_16BITS(obj_tptr+38));
948 obj_tlen-=40;
949 obj_tptr+=40;
950 break;
951 #endif
952 case RSVP_CTYPE_TUNNEL_IPV4:
953 if (obj_tlen < 8)
954 return-1;
955 printf("%s IPv4 Tunnel Sender Address: %s, LSP-ID: 0x%04x",
956 ident,
957 ipaddr_string(obj_tptr),
958 EXTRACT_16BITS(obj_tptr+6));
959 obj_tlen-=8;
960 obj_tptr+=8;
961 break;
962 case RSVP_CTYPE_12: /* IPv4 p2mp LSP tunnel */
963 if (obj_tlen < 16)
964 return-1;
965 printf("%s IPv4 Tunnel Sender Address: %s, LSP ID: 0x%04x"
966 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
967 ident,
968 ipaddr_string(obj_tptr),
969 EXTRACT_16BITS(obj_tptr+6),
970 ident,
971 ipaddr_string(obj_tptr+8),
972 EXTRACT_16BITS(obj_tptr+12));
973 obj_tlen-=16;
974 obj_tptr+=16;
975 break;
976 default:
977 hexdump=TRUE;
978 }
979 break;
980
981 case RSVP_OBJ_LABEL_REQ:
982 switch(rsvp_obj_ctype) {
983 case RSVP_CTYPE_1:
984 while(obj_tlen >= 4 ) {
985 printf("%s L3 Protocol ID: %s",
986 ident,
987 tok2str(ethertype_values,
988 "Unknown Protocol (0x%04x)",
989 EXTRACT_16BITS(obj_tptr+2)));
990 obj_tlen-=4;
991 obj_tptr+=4;
992 }
993 break;
994 case RSVP_CTYPE_2:
995 if (obj_tlen < 12)
996 return-1;
997 printf("%s L3 Protocol ID: %s",
998 ident,
999 tok2str(ethertype_values,
1000 "Unknown Protocol (0x%04x)",
1001 EXTRACT_16BITS(obj_tptr+2)));
1002 printf(",%s merge capability",((*(obj_tptr+4))&0x80) ? "no" : "" );
1003 printf("%s Minimum VPI/VCI: %u/%u",
1004 ident,
1005 (EXTRACT_16BITS(obj_tptr+4))&0xfff,
1006 (EXTRACT_16BITS(obj_tptr+6))&0xfff);
1007 printf("%s Maximum VPI/VCI: %u/%u",
1008 ident,
1009 (EXTRACT_16BITS(obj_tptr+8))&0xfff,
1010 (EXTRACT_16BITS(obj_tptr+10))&0xfff);
1011 obj_tlen-=12;
1012 obj_tptr+=12;
1013 break;
1014 case RSVP_CTYPE_3:
1015 if (obj_tlen < 12)
1016 return-1;
1017 printf("%s L3 Protocol ID: %s",
1018 ident,
1019 tok2str(ethertype_values,
1020 "Unknown Protocol (0x%04x)",
1021 EXTRACT_16BITS(obj_tptr+2)));
1022 printf("%s Minimum/Maximum DLCI: %u/%u, %s%s bit DLCI",
1023 ident,
1024 (EXTRACT_32BITS(obj_tptr+4))&0x7fffff,
1025 (EXTRACT_32BITS(obj_tptr+8))&0x7fffff,
1026 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 0 ) ? "10" : "",
1027 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 2 ) ? "23" : "");
1028 obj_tlen-=12;
1029 obj_tptr+=12;
1030 break;
1031 case RSVP_CTYPE_4:
1032 if (obj_tlen < 4)
1033 return-1;
1034 printf("%s LSP Encoding Type: %s (%u)",
1035 ident,
1036 tok2str(gmpls_encoding_values,
1037 "Unknown",
1038 *obj_tptr),
1039 *obj_tptr);
1040 printf("%s Switching Type: %s (%u), Payload ID: %s (0x%04x)",
1041 ident,
1042 tok2str(gmpls_switch_cap_values,
1043 "Unknown",
1044 *(obj_tptr+1)),
1045 *(obj_tptr+1),
1046 tok2str(gmpls_payload_values,
1047 "Unknown",
1048 EXTRACT_16BITS(obj_tptr+2)),
1049 EXTRACT_16BITS(obj_tptr+2));
1050 obj_tlen-=4;
1051 obj_tptr+=4;
1052 break;
1053 default:
1054 hexdump=TRUE;
1055 }
1056 break;
1057
1058 case RSVP_OBJ_RRO:
1059 case RSVP_OBJ_ERO:
1060 switch(rsvp_obj_ctype) {
1061 case RSVP_CTYPE_IPV4:
1062 while(obj_tlen >= 4 ) {
1063 printf("%s Subobject Type: %s, length %u",
1064 ident,
1065 tok2str(rsvp_obj_xro_values,
1066 "Unknown %u",
1067 RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)),
1068 *(obj_tptr+1));
1069
1070 if (*(obj_tptr+1) == 0) { /* prevent infinite loops */
1071 printf("%s ERROR: zero length ERO subtype",ident);
1072 break;
1073 }
1074
1075 switch(RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)) {
1076 case RSVP_OBJ_XRO_IPV4:
1077 printf(", %s, %s/%u, Flags: [%s]",
1078 RSVP_OBJ_XRO_MASK_LOOSE(*obj_tptr) ? "Loose" : "Strict",
1079 ipaddr_string(obj_tptr+2),
1080 *(obj_tptr+6),
1081 bittok2str(rsvp_obj_rro_flag_values,
1082 "none",
1083 *(obj_tptr+7))); /* rfc3209 says that this field is rsvd. */
1084 break;
1085 case RSVP_OBJ_XRO_LABEL:
1086 printf(", Flags: [%s] (%#x), Class-Type: %s (%u), %u",
1087 bittok2str(rsvp_obj_rro_label_flag_values,
1088 "none",
1089 *(obj_tptr+2)),
1090 *(obj_tptr+2),
1091 tok2str(rsvp_ctype_values,
1092 "Unknown",
1093 *(obj_tptr+3) + 256*RSVP_OBJ_RRO),
1094 *(obj_tptr+3),
1095 EXTRACT_32BITS(obj_tptr+4));
1096 }
1097 obj_tlen-=*(obj_tptr+1);
1098 obj_tptr+=*(obj_tptr+1);
1099 }
1100 break;
1101 default:
1102 hexdump=TRUE;
1103 }
1104 break;
1105
1106 case RSVP_OBJ_HELLO:
1107 switch(rsvp_obj_ctype) {
1108 case RSVP_CTYPE_1:
1109 case RSVP_CTYPE_2:
1110 if (obj_tlen < 8)
1111 return-1;
1112 printf("%s Source Instance: 0x%08x, Destination Instance: 0x%08x",
1113 ident,
1114 EXTRACT_32BITS(obj_tptr),
1115 EXTRACT_32BITS(obj_tptr+4));
1116 obj_tlen-=8;
1117 obj_tptr+=8;
1118 break;
1119 default:
1120 hexdump=TRUE;
1121 }
1122 break;
1123
1124 case RSVP_OBJ_RESTART_CAPABILITY:
1125 switch(rsvp_obj_ctype) {
1126 case RSVP_CTYPE_1:
1127 if (obj_tlen < 8)
1128 return-1;
1129 printf("%s Restart Time: %ums, Recovery Time: %ums",
1130 ident,
1131 EXTRACT_32BITS(obj_tptr),
1132 EXTRACT_32BITS(obj_tptr+4));
1133 obj_tlen-=8;
1134 obj_tptr+=8;
1135 break;
1136 default:
1137 hexdump=TRUE;
1138 }
1139 break;
1140
1141 case RSVP_OBJ_SESSION_ATTRIBUTE:
1142 switch(rsvp_obj_ctype) {
1143 case RSVP_CTYPE_TUNNEL_IPV4:
1144 if (obj_tlen < 4)
1145 return-1;
1146 namelen = *(obj_tptr+3);
1147 if (obj_tlen < 4+namelen)
1148 return-1;
1149 printf("%s Session Name: ", ident);
1150 for (i = 0; i < namelen; i++)
1151 safeputchar(*(obj_tptr+4+i));
1152 printf("%s Setup Priority: %u, Holding Priority: %u, Flags: [%s] (%#x)",
1153 ident,
1154 (int)*obj_tptr,
1155 (int)*(obj_tptr+1),
1156 bittok2str(rsvp_session_attribute_flag_values,
1157 "none",
1158 *(obj_tptr+2)),
1159 *(obj_tptr+2));
1160 obj_tlen-=4+*(obj_tptr+3);
1161 obj_tptr+=4+*(obj_tptr+3);
1162 break;
1163 default:
1164 hexdump=TRUE;
1165 }
1166 break;
1167
1168 case RSVP_OBJ_GENERALIZED_UNI:
1169 switch(rsvp_obj_ctype) {
1170 int subobj_type,af,subobj_len,total_subobj_len;
1171
1172 case RSVP_CTYPE_1:
1173
1174 if (obj_tlen < 4)
1175 return-1;
1176
1177 /* read variable length subobjects */
1178 total_subobj_len = obj_tlen;
1179 while(total_subobj_len > 0) {
1180 subobj_len = EXTRACT_16BITS(obj_tptr);
1181 subobj_type = (EXTRACT_16BITS(obj_tptr+2))>>8;
1182 af = (EXTRACT_16BITS(obj_tptr+2))&0x00FF;
1183
1184 printf("%s Subobject Type: %s (%u), AF: %s (%u), length: %u",
1185 ident,
1186 tok2str(rsvp_obj_generalized_uni_values, "Unknown", subobj_type),
1187 subobj_type,
1188 tok2str(af_values, "Unknown", af), af,
1189 subobj_len);
1190
1191 switch(subobj_type) {
1192 case RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS:
1193 case RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS:
1194
1195 switch(af) {
1196 case AFNUM_INET:
1197 if (subobj_len < 8)
1198 return -1;
1199 printf("%s UNI IPv4 TNA address: %s",
1200 ident, ipaddr_string(obj_tptr+4));
1201 break;
1202 #ifdef INET6
1203 case AFNUM_INET6:
1204 if (subobj_len < 20)
1205 return -1;
1206 printf("%s UNI IPv6 TNA address: %s",
1207 ident, ip6addr_string(obj_tptr+4));
1208 break;
1209 #endif
1210 case AFNUM_NSAP:
1211 if (subobj_len) {
1212 /* unless we have a TLV parser lets just hexdump */
1213 hexdump=TRUE;
1214 }
1215 break;
1216 }
1217 break;
1218
1219 case RSVP_GEN_UNI_SUBOBJ_DIVERSITY:
1220 if (subobj_len) {
1221 /* unless we have a TLV parser lets just hexdump */
1222 hexdump=TRUE;
1223 }
1224 break;
1225
1226 case RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL:
1227 if (subobj_len < 16) {
1228 return -1;
1229 }
1230
1231 printf("%s U-bit: %x, Label type: %u, Logical port id: %u, Label: %u",
1232 ident,
1233 ((EXTRACT_32BITS(obj_tptr+4))>>31),
1234 ((EXTRACT_32BITS(obj_tptr+4))&0xFF),
1235 EXTRACT_32BITS(obj_tptr+8),
1236 EXTRACT_32BITS(obj_tptr+12));
1237 break;
1238
1239 case RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL:
1240 if (subobj_len < 8) {
1241 return -1;
1242 }
1243
1244 printf("%s Service level: %u",
1245 ident, (EXTRACT_32BITS(obj_tptr+4))>>24);
1246 break;
1247
1248 default:
1249 hexdump=TRUE;
1250 break;
1251 }
1252 total_subobj_len-=subobj_len;
1253 obj_tptr+=subobj_len;
1254 obj_tlen+=subobj_len;
1255 }
1256
1257 if (total_subobj_len) {
1258 /* unless we have a TLV parser lets just hexdump */
1259 hexdump=TRUE;
1260 }
1261 break;
1262
1263 default:
1264 hexdump=TRUE;
1265 }
1266 break;
1267
1268 case RSVP_OBJ_RSVP_HOP:
1269 switch(rsvp_obj_ctype) {
1270 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */
1271 case RSVP_CTYPE_IPV4:
1272 if (obj_tlen < 8)
1273 return-1;
1274 printf("%s Previous/Next Interface: %s, Logical Interface Handle: 0x%08x",
1275 ident,
1276 ipaddr_string(obj_tptr),
1277 EXTRACT_32BITS(obj_tptr+4));
1278 obj_tlen-=8;
1279 obj_tptr+=8;
1280 if (obj_tlen)
1281 hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */
1282 break;
1283 #ifdef INET6
1284 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */
1285 case RSVP_CTYPE_IPV6:
1286 if (obj_tlen < 20)
1287 return-1;
1288 printf("%s Previous/Next Interface: %s, Logical Interface Handle: 0x%08x",
1289 ident,
1290 ip6addr_string(obj_tptr),
1291 EXTRACT_32BITS(obj_tptr+16));
1292 obj_tlen-=20;
1293 obj_tptr+=20;
1294 hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */
1295 break;
1296 #endif
1297 default:
1298 hexdump=TRUE;
1299 }
1300 break;
1301
1302 case RSVP_OBJ_TIME_VALUES:
1303 switch(rsvp_obj_ctype) {
1304 case RSVP_CTYPE_1:
1305 if (obj_tlen < 4)
1306 return-1;
1307 printf("%s Refresh Period: %ums",
1308 ident,
1309 EXTRACT_32BITS(obj_tptr));
1310 obj_tlen-=4;
1311 obj_tptr+=4;
1312 break;
1313 default:
1314 hexdump=TRUE;
1315 }
1316 break;
1317
1318 /* those three objects do share the same semantics */
1319 case RSVP_OBJ_SENDER_TSPEC:
1320 case RSVP_OBJ_ADSPEC:
1321 case RSVP_OBJ_FLOWSPEC:
1322 switch(rsvp_obj_ctype) {
1323 case RSVP_CTYPE_2:
1324 if (obj_tlen < 4)
1325 return-1;
1326 printf("%s Msg-Version: %u, length: %u",
1327 ident,
1328 (*obj_tptr & 0xf0) >> 4,
1329 EXTRACT_16BITS(obj_tptr+2)<<2);
1330 obj_tptr+=4; /* get to the start of the service header */
1331 obj_tlen-=4;
1332
1333 while (obj_tlen >= 4) {
1334 intserv_serv_tlen=EXTRACT_16BITS(obj_tptr+2)<<2;
1335 printf("%s Service Type: %s (%u), break bit %s set, Service length: %u",
1336 ident,
1337 tok2str(rsvp_intserv_service_type_values,"unknown",*(obj_tptr)),
1338 *(obj_tptr),
1339 (*(obj_tptr+1)&0x80) ? "" : "not",
1340 intserv_serv_tlen);
1341
1342 obj_tptr+=4; /* get to the start of the parameter list */
1343 obj_tlen-=4;
1344
1345 while (intserv_serv_tlen>=4) {
1346 processed = rsvp_intserv_print(obj_tptr, obj_tlen);
1347 if (processed == 0)
1348 break;
1349 obj_tlen-=processed;
1350 intserv_serv_tlen-=processed;
1351 obj_tptr+=processed;
1352 }
1353 }
1354 break;
1355 default:
1356 hexdump=TRUE;
1357 }
1358 break;
1359
1360 case RSVP_OBJ_FILTERSPEC:
1361 switch(rsvp_obj_ctype) {
1362 case RSVP_CTYPE_IPV4:
1363 if (obj_tlen < 8)
1364 return-1;
1365 printf("%s Source Address: %s, Source Port: %u",
1366 ident,
1367 ipaddr_string(obj_tptr),
1368 EXTRACT_16BITS(obj_tptr+6));
1369 obj_tlen-=8;
1370 obj_tptr+=8;
1371 break;
1372 #ifdef INET6
1373 case RSVP_CTYPE_IPV6:
1374 if (obj_tlen < 20)
1375 return-1;
1376 printf("%s Source Address: %s, Source Port: %u",
1377 ident,
1378 ip6addr_string(obj_tptr),
1379 EXTRACT_16BITS(obj_tptr+18));
1380 obj_tlen-=20;
1381 obj_tptr+=20;
1382 break;
1383 case RSVP_CTYPE_3:
1384 if (obj_tlen < 20)
1385 return-1;
1386 printf("%s Source Address: %s, Flow Label: %u",
1387 ident,
1388 ip6addr_string(obj_tptr),
1389 EXTRACT_24BITS(obj_tptr+17));
1390 obj_tlen-=20;
1391 obj_tptr+=20;
1392 break;
1393 case RSVP_CTYPE_TUNNEL_IPV6:
1394 if (obj_tlen < 20)
1395 return-1;
1396 printf("%s Source Address: %s, LSP-ID: 0x%04x",
1397 ident,
1398 ipaddr_string(obj_tptr),
1399 EXTRACT_16BITS(obj_tptr+18));
1400 obj_tlen-=20;
1401 obj_tptr+=20;
1402 break;
1403 case RSVP_CTYPE_13: /* IPv6 p2mp LSP tunnel */
1404 if (obj_tlen < 40)
1405 return-1;
1406 printf("%s IPv6 Tunnel Sender Address: %s, LSP ID: 0x%04x"
1407 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
1408 ident,
1409 ip6addr_string(obj_tptr),
1410 EXTRACT_16BITS(obj_tptr+18),
1411 ident,
1412 ip6addr_string(obj_tptr+20),
1413 EXTRACT_16BITS(obj_tptr+38));
1414 obj_tlen-=40;
1415 obj_tptr+=40;
1416 break;
1417 #endif
1418 case RSVP_CTYPE_TUNNEL_IPV4:
1419 if (obj_tlen < 8)
1420 return-1;
1421 printf("%s Source Address: %s, LSP-ID: 0x%04x",
1422 ident,
1423 ipaddr_string(obj_tptr),
1424 EXTRACT_16BITS(obj_tptr+6));
1425 obj_tlen-=8;
1426 obj_tptr+=8;
1427 break;
1428 case RSVP_CTYPE_12: /* IPv4 p2mp LSP tunnel */
1429 if (obj_tlen < 16)
1430 return-1;
1431 printf("%s IPv4 Tunnel Sender Address: %s, LSP ID: 0x%04x"
1432 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
1433 ident,
1434 ipaddr_string(obj_tptr),
1435 EXTRACT_16BITS(obj_tptr+6),
1436 ident,
1437 ipaddr_string(obj_tptr+8),
1438 EXTRACT_16BITS(obj_tptr+12));
1439 obj_tlen-=16;
1440 obj_tptr+=16;
1441 break;
1442 default:
1443 hexdump=TRUE;
1444 }
1445 break;
1446
1447 case RSVP_OBJ_FASTREROUTE:
1448 /* the differences between c-type 1 and 7 are minor */
1449 obj_ptr.rsvp_obj_frr = (const struct rsvp_obj_frr_t *)obj_tptr;
1450 bw.i = EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->bandwidth);
1451
1452 switch(rsvp_obj_ctype) {
1453 case RSVP_CTYPE_1: /* new style */
1454 if (obj_tlen < sizeof(struct rsvp_obj_frr_t))
1455 return-1;
1456 printf("%s Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps",
1457 ident,
1458 (int)obj_ptr.rsvp_obj_frr->setup_prio,
1459 (int)obj_ptr.rsvp_obj_frr->hold_prio,
1460 (int)obj_ptr.rsvp_obj_frr->hop_limit,
1461 bw.f*8/1000000);
1462 printf("%s Include-any: 0x%08x, Exclude-any: 0x%08x, Include-all: 0x%08x",
1463 ident,
1464 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_any),
1465 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->exclude_any),
1466 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_all));
1467 obj_tlen-=sizeof(struct rsvp_obj_frr_t);
1468 obj_tptr+=sizeof(struct rsvp_obj_frr_t);
1469 break;
1470
1471 case RSVP_CTYPE_TUNNEL_IPV4: /* old style */
1472 if (obj_tlen < 16)
1473 return-1;
1474 printf("%s Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps",
1475 ident,
1476 (int)obj_ptr.rsvp_obj_frr->setup_prio,
1477 (int)obj_ptr.rsvp_obj_frr->hold_prio,
1478 (int)obj_ptr.rsvp_obj_frr->hop_limit,
1479 bw.f*8/1000000);
1480 printf("%s Include Colors: 0x%08x, Exclude Colors: 0x%08x",
1481 ident,
1482 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_any),
1483 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->exclude_any));
1484 obj_tlen-=16;
1485 obj_tptr+=16;
1486 break;
1487
1488 default:
1489 hexdump=TRUE;
1490 }
1491 break;
1492
1493 case RSVP_OBJ_DETOUR:
1494 switch(rsvp_obj_ctype) {
1495 case RSVP_CTYPE_TUNNEL_IPV4:
1496 while(obj_tlen >= 8) {
1497 printf("%s PLR-ID: %s, Avoid-Node-ID: %s",
1498 ident,
1499 ipaddr_string(obj_tptr),
1500 ipaddr_string(obj_tptr+4));
1501 obj_tlen-=8;
1502 obj_tptr+=8;
1503 }
1504 break;
1505 default:
1506 hexdump=TRUE;
1507 }
1508 break;
1509
1510 case RSVP_OBJ_CLASSTYPE:
1511 case RSVP_OBJ_CLASSTYPE_OLD: /* fall through */
1512 switch(rsvp_obj_ctype) {
1513 case RSVP_CTYPE_1:
1514 printf("%s CT: %u",
1515 ident,
1516 EXTRACT_32BITS(obj_tptr)&0x7);
1517 obj_tlen-=4;
1518 obj_tptr+=4;
1519 break;
1520 default:
1521 hexdump=TRUE;
1522 }
1523 break;
1524
1525 case RSVP_OBJ_ERROR_SPEC:
1526 switch(rsvp_obj_ctype) {
1527 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */
1528 case RSVP_CTYPE_IPV4:
1529 if (obj_tlen < 8)
1530 return-1;
1531 error_code=*(obj_tptr+5);
1532 error_value=EXTRACT_16BITS(obj_tptr+6);
1533 printf("%s Error Node Address: %s, Flags: [0x%02x]%s Error Code: %s (%u)",
1534 ident,
1535 ipaddr_string(obj_tptr),
1536 *(obj_tptr+4),
1537 ident,
1538 tok2str(rsvp_obj_error_code_values,"unknown",error_code),
1539 error_code);
1540 switch (error_code) {
1541 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING:
1542 printf(", Error Value: %s (%u)",
1543 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value),
1544 error_value);
1545 break;
1546 case RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE: /* fall through */
1547 case RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD:
1548 printf(", Error Value: %s (%u)",
1549 tok2str(rsvp_obj_error_code_diffserv_te_values,"unknown",error_value),
1550 error_value);
1551 break;
1552 default:
1553 printf(", Unknown Error Value (%u)", error_value);
1554 break;
1555 }
1556 obj_tlen-=8;
1557 obj_tptr+=8;
1558 break;
1559 #ifdef INET6
1560 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */
1561 case RSVP_CTYPE_IPV6:
1562 if (obj_tlen < 20)
1563 return-1;
1564 error_code=*(obj_tptr+17);
1565 error_value=EXTRACT_16BITS(obj_tptr+18);
1566 printf("%s Error Node Address: %s, Flags: [0x%02x]%s Error Code: %s (%u)",
1567 ident,
1568 ip6addr_string(obj_tptr),
1569 *(obj_tptr+16),
1570 ident,
1571 tok2str(rsvp_obj_error_code_values,"unknown",error_code),
1572 error_code);
1573
1574 switch (error_code) {
1575 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING:
1576 printf(", Error Value: %s (%u)",
1577 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value),
1578 error_value);
1579 break;
1580 default:
1581 break;
1582 }
1583 obj_tlen-=20;
1584 obj_tptr+=20;
1585 break;
1586 #endif
1587 default:
1588 hexdump=TRUE;
1589 }
1590 break;
1591
1592 case RSVP_OBJ_PROPERTIES:
1593 switch(rsvp_obj_ctype) {
1594 case RSVP_CTYPE_1:
1595 if (obj_tlen < 4)
1596 return-1;
1597 padbytes = EXTRACT_16BITS(obj_tptr+2);
1598 printf("%s TLV count: %u, padding bytes: %u",
1599 ident,
1600 EXTRACT_16BITS(obj_tptr),
1601 padbytes);
1602 obj_tlen-=4;
1603 obj_tptr+=4;
1604 /* loop through as long there is anything longer than the TLV header (2) */
1605 while(obj_tlen >= 2 + padbytes) {
1606 printf("%s %s TLV (0x%02x), length: %u", /* length includes header */
1607 ident,
1608 tok2str(rsvp_obj_prop_tlv_values,"unknown",*obj_tptr),
1609 *obj_tptr,
1610 *(obj_tptr+1));
1611 if (obj_tlen < *(obj_tptr+1))
1612 return-1;
1613 if (*(obj_tptr+1) < 2)
1614 return -1;
1615 print_unknown_data(obj_tptr+2,"\n\t\t",*(obj_tptr+1)-2);
1616 obj_tlen-=*(obj_tptr+1);
1617 obj_tptr+=*(obj_tptr+1);
1618 }
1619 break;
1620 default:
1621 hexdump=TRUE;
1622 }
1623 break;
1624
1625 case RSVP_OBJ_MESSAGE_ID: /* fall through */
1626 case RSVP_OBJ_MESSAGE_ID_ACK: /* fall through */
1627 case RSVP_OBJ_MESSAGE_ID_LIST:
1628 switch(rsvp_obj_ctype) {
1629 case RSVP_CTYPE_1:
1630 case RSVP_CTYPE_2:
1631 if (obj_tlen < 8)
1632 return-1;
1633 printf("%s Flags [0x%02x], epoch: %u",
1634 ident,
1635 *obj_tptr,
1636 EXTRACT_24BITS(obj_tptr+1));
1637 obj_tlen-=4;
1638 obj_tptr+=4;
1639 /* loop through as long there are no messages left */
1640 while(obj_tlen >= 4) {
1641 printf("%s Message-ID 0x%08x (%u)",
1642 ident,
1643 EXTRACT_32BITS(obj_tptr),
1644 EXTRACT_32BITS(obj_tptr));
1645 obj_tlen-=4;
1646 obj_tptr+=4;
1647 }
1648 break;
1649 default:
1650 hexdump=TRUE;
1651 }
1652 break;
1653
1654 case RSVP_OBJ_INTEGRITY:
1655 switch(rsvp_obj_ctype) {
1656 case RSVP_CTYPE_1:
1657 if (obj_tlen < sizeof(struct rsvp_obj_integrity_t))
1658 return-1;
1659 obj_ptr.rsvp_obj_integrity = (const struct rsvp_obj_integrity_t *)obj_tptr;
1660 printf("%s Key-ID 0x%04x%08x, Sequence 0x%08x%08x, Flags [%s]",
1661 ident,
1662 EXTRACT_16BITS(obj_ptr.rsvp_obj_integrity->key_id),
1663 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->key_id+2),
1664 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->sequence),
1665 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->sequence+4),
1666 bittok2str(rsvp_obj_integrity_flag_values,
1667 "none",
1668 obj_ptr.rsvp_obj_integrity->flags));
1669 printf("%s MD5-sum 0x%08x%08x%08x%08x ",
1670 ident,
1671 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest),
1672 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+4),
1673 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+8),
1674 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+12));
1675
1676 #ifdef HAVE_LIBCRYPTO
1677 sigcheck = signature_verify(pptr, plen, (unsigned char *)obj_ptr.\
1678 rsvp_obj_integrity->digest);
1679 #else
1680 sigcheck = CANT_CHECK_SIGNATURE;
1681 #endif
1682 printf(" (%s)", tok2str(signature_check_values, "Unknown", sigcheck));
1683
1684 obj_tlen+=sizeof(struct rsvp_obj_integrity_t);
1685 obj_tptr+=sizeof(struct rsvp_obj_integrity_t);
1686 break;
1687 default:
1688 hexdump=TRUE;
1689 }
1690 break;
1691
1692 case RSVP_OBJ_ADMIN_STATUS:
1693 switch(rsvp_obj_ctype) {
1694 case RSVP_CTYPE_1:
1695 if (obj_tlen < 4)
1696 return-1;
1697 printf("%s Flags [%s]", ident,
1698 bittok2str(rsvp_obj_admin_status_flag_values, "none",
1699 EXTRACT_32BITS(obj_tptr)));
1700 obj_tlen-=4;
1701 obj_tptr+=4;
1702 break;
1703 default:
1704 hexdump=TRUE;
1705 }
1706 break;
1707
1708 case RSVP_OBJ_LABEL_SET:
1709 switch(rsvp_obj_ctype) {
1710 case RSVP_CTYPE_1:
1711 if (obj_tlen < 4)
1712 return-1;
1713 action = (EXTRACT_16BITS(obj_tptr)>>8);
1714
1715 printf("%s Action: %s (%u), Label type: %u", ident,
1716 tok2str(rsvp_obj_label_set_action_values, "Unknown", action),
1717 action, ((EXTRACT_32BITS(obj_tptr) & 0x7F)));
1718
1719 switch (action) {
1720 case LABEL_SET_INCLUSIVE_RANGE:
1721 case LABEL_SET_EXCLUSIVE_RANGE: /* fall through */
1722
1723 /* only a couple of subchannels are expected */
1724 if (obj_tlen < 12)
1725 return -1;
1726 printf("%s Start range: %u, End range: %u", ident,
1727 EXTRACT_32BITS(obj_tptr+4),
1728 EXTRACT_32BITS(obj_tptr+8));
1729 obj_tlen-=12;
1730 obj_tptr+=12;
1731 break;
1732
1733 default:
1734 obj_tlen-=4;
1735 obj_tptr+=4;
1736 subchannel = 1;
1737 while(obj_tlen >= 4 ) {
1738 printf("%s Subchannel #%u: %u", ident, subchannel,
1739 EXTRACT_32BITS(obj_tptr));
1740 obj_tptr+=4;
1741 obj_tlen-=4;
1742 subchannel++;
1743 }
1744 break;
1745 }
1746 break;
1747 default:
1748 hexdump=TRUE;
1749 }
1750
1751 case RSVP_OBJ_S2L:
1752 switch (rsvp_obj_ctype) {
1753 case RSVP_CTYPE_IPV4:
1754 if (obj_tlen < 4)
1755 return-1;
1756 printf("%s Sub-LSP destination address: %s",
1757 ident, ipaddr_string(obj_tptr));
1758
1759 obj_tlen-=4;
1760 obj_tptr+=4;
1761 break;
1762 #ifdef INET6
1763 case RSVP_CTYPE_IPV6:
1764 if (obj_tlen < 16)
1765 return-1;
1766 printf("%s Sub-LSP destination address: %s",
1767 ident, ip6addr_string(obj_tptr));
1768
1769 obj_tlen-=16;
1770 obj_tptr+=16;
1771 break;
1772 #endif
1773 default:
1774 hexdump=TRUE;
1775 }
1776
1777 /*
1778 * FIXME those are the defined objects that lack a decoder
1779 * you are welcome to contribute code ;-)
1780 */
1781
1782 case RSVP_OBJ_SCOPE:
1783 case RSVP_OBJ_POLICY_DATA:
1784 case RSVP_OBJ_ACCEPT_LABEL_SET:
1785 case RSVP_OBJ_PROTECTION:
1786 default:
1787 if (vflag <= 1)
1788 print_unknown_data(obj_tptr,"\n\t ",obj_tlen); /* FIXME indentation */
1789 break;
1790 }
1791 /* do we also want to see a hex dump ? */
1792 if (vflag > 1 || hexdump==TRUE)
1793 print_unknown_data(tptr+sizeof(struct rsvp_object_header),"\n\t ", /* FIXME indentation */
1794 rsvp_obj_len-sizeof(struct rsvp_object_header));
1795
1796 tptr+=rsvp_obj_len;
1797 tlen-=rsvp_obj_len;
1798 }
1799 return 0;
1800 trunc:
1801 printf("\n\t\t packet exceeded snapshot");
1802 return -1;
1803 }
1804
1805
1806 void
rsvp_print(register const u_char * pptr,register u_int len)1807 rsvp_print(register const u_char *pptr, register u_int len) {
1808
1809 struct rsvp_common_header *rsvp_com_header;
1810 const u_char *tptr,*subtptr;
1811 u_short plen, tlen, subtlen;
1812
1813 tptr=pptr;
1814
1815 rsvp_com_header = (struct rsvp_common_header *)pptr;
1816 TCHECK(*rsvp_com_header);
1817
1818 /*
1819 * Sanity checking of the header.
1820 */
1821 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) {
1822 printf("ERROR: RSVP version %u packet not supported",
1823 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags));
1824 return;
1825 }
1826
1827 /* in non-verbose mode just lets print the basic Message Type*/
1828 if (vflag < 1) {
1829 printf("RSVPv%u %s Message, length: %u",
1830 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1831 tok2str(rsvp_msg_type_values, "unknown (%u)",rsvp_com_header->msg_type),
1832 len);
1833 return;
1834 }
1835
1836 /* ok they seem to want to know everything - lets fully decode it */
1837
1838 plen = tlen = EXTRACT_16BITS(rsvp_com_header->length);
1839
1840 printf("\n\tRSVPv%u %s Message (%u), Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x",
1841 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1842 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type),
1843 rsvp_com_header->msg_type,
1844 bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)),
1845 tlen,
1846 rsvp_com_header->ttl,
1847 EXTRACT_16BITS(rsvp_com_header->checksum));
1848
1849 /*
1850 * Clear checksum prior to signature verification.
1851 */
1852 rsvp_com_header->checksum[0] = 0;
1853 rsvp_com_header->checksum[1] = 0;
1854
1855 if (tlen < sizeof(const struct rsvp_common_header)) {
1856 printf("ERROR: common header too short %u < %lu", tlen,
1857 (unsigned long)sizeof(const struct rsvp_common_header));
1858 return;
1859 }
1860
1861 tptr+=sizeof(const struct rsvp_common_header);
1862 tlen-=sizeof(const struct rsvp_common_header);
1863
1864 switch(rsvp_com_header->msg_type) {
1865
1866 case RSVP_MSGTYPE_AGGREGATE:
1867 while(tlen > 0) {
1868 subtptr=tptr;
1869 rsvp_com_header = (struct rsvp_common_header *)subtptr;
1870 TCHECK(*rsvp_com_header);
1871
1872 /*
1873 * Sanity checking of the header.
1874 */
1875 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) {
1876 printf("ERROR: RSVP version %u packet not supported",
1877 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags));
1878 return;
1879 }
1880 subtlen=EXTRACT_16BITS(rsvp_com_header->length);
1881
1882 printf("\n\t RSVPv%u %s Message (%u), Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x",
1883 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1884 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type),
1885 rsvp_com_header->msg_type,
1886 bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)),
1887 subtlen,
1888 rsvp_com_header->ttl,
1889 EXTRACT_16BITS(rsvp_com_header->checksum));
1890
1891 /*
1892 * Clear checksum prior to signature verification.
1893 */
1894 rsvp_com_header->checksum[0] = 0;
1895 rsvp_com_header->checksum[1] = 0;
1896
1897 if (subtlen < sizeof(const struct rsvp_common_header)) {
1898 printf("ERROR: common header too short %u < %lu", subtlen,
1899 (unsigned long)sizeof(const struct rsvp_common_header));
1900 return;
1901 }
1902
1903 if (tlen < subtlen) {
1904 printf("ERROR: common header too large %u > %u", subtlen,
1905 tlen);
1906 return;
1907 }
1908
1909 subtptr+=sizeof(const struct rsvp_common_header);
1910 subtlen-=sizeof(const struct rsvp_common_header);
1911
1912 if (rsvp_obj_print(pptr, plen, subtptr,"\n\t ", subtlen) == -1)
1913 return;
1914
1915 tptr+=subtlen+sizeof(const struct rsvp_common_header);
1916 tlen-=subtlen+sizeof(const struct rsvp_common_header);
1917 }
1918
1919 break;
1920
1921 case RSVP_MSGTYPE_PATH:
1922 case RSVP_MSGTYPE_RESV:
1923 case RSVP_MSGTYPE_PATHERR:
1924 case RSVP_MSGTYPE_RESVERR:
1925 case RSVP_MSGTYPE_PATHTEAR:
1926 case RSVP_MSGTYPE_RESVTEAR:
1927 case RSVP_MSGTYPE_RESVCONF:
1928 case RSVP_MSGTYPE_HELLO_OLD:
1929 case RSVP_MSGTYPE_HELLO:
1930 case RSVP_MSGTYPE_ACK:
1931 case RSVP_MSGTYPE_SREFRESH:
1932 if (rsvp_obj_print(pptr, plen, tptr,"\n\t ", tlen) == -1)
1933 return;
1934 break;
1935
1936 default:
1937 print_unknown_data(tptr,"\n\t ",tlen);
1938 break;
1939 }
1940
1941 return;
1942 trunc:
1943 printf("\n\t\t packet exceeded snapshot");
1944 }
1945