]> The Tcpdump Group git mirrors - tcpdump/blob - print-rsvp.c
projects / tcpdump / blob


8d2f02643a0526b9cf74e223df2d4b3dd341c7fb
[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 #ifdef HAVE_CONFIG_H
19 #include "config.h"
20 #endif
21
22 #include <tcpdump-stdinc.h>
23
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <string.h>
27
28 #include "interface.h"
29 #include "extract.h"
30 #include "addrtoname.h"
31 #include "ethertype.h"
32 #include "gmpls.h"
33 #include "af.h"
34 #include "signature.h"
35
36 /*
37 * RFC 2205 common header
38 *
39 * 0 1 2 3
40 * +-------------+-------------+-------------+-------------+
41 * | Vers | Flags| Msg Type | RSVP Checksum |
42 * +-------------+-------------+-------------+-------------+
43 * | Send_TTL | (Reserved) | RSVP Length |
44 * +-------------+-------------+-------------+-------------+
45 *
46 */
47
48 struct rsvp_common_header {
49 u_int8_t version_flags;
50 u_int8_t msg_type;
51 u_int8_t checksum[2];
52 u_int8_t ttl;
53 u_int8_t reserved;
54 u_int8_t length[2];
55 };
56
57 /*
58 * RFC2205 object header
59 *
60 *
61 * 0 1 2 3
62 * +-------------+-------------+-------------+-------------+
63 * | Length (bytes) | Class-Num | C-Type |
64 * +-------------+-------------+-------------+-------------+
65 * | |
66 * // (Object contents) //
67 * | |
68 * +-------------+-------------+-------------+-------------+
69 */
70
71 struct rsvp_object_header {
72 u_int8_t length[2];
73 u_int8_t class_num;
74 u_int8_t ctype;
75 };
76
77 #define RSVP_VERSION 1
78 #define RSVP_EXTRACT_VERSION(x) (((x)&0xf0)>>4)
79 #define RSVP_EXTRACT_FLAGS(x) ((x)&0x0f)
80
81 #define RSVP_MSGTYPE_PATH 1
82 #define RSVP_MSGTYPE_RESV 2
83 #define RSVP_MSGTYPE_PATHERR 3
84 #define RSVP_MSGTYPE_RESVERR 4
85 #define RSVP_MSGTYPE_PATHTEAR 5
86 #define RSVP_MSGTYPE_RESVTEAR 6
87 #define RSVP_MSGTYPE_RESVCONF 7
88 #define RSVP_MSGTYPE_AGGREGATE 12
89 #define RSVP_MSGTYPE_ACK 13
90 #define RSVP_MSGTYPE_HELLO_OLD 14 /* ancient Hellos */
91 #define RSVP_MSGTYPE_SREFRESH 15
92 #define RSVP_MSGTYPE_HELLO 20
93
94 static const struct tok rsvp_msg_type_values[] = {
95 { RSVP_MSGTYPE_PATH, "Path" },
96 { RSVP_MSGTYPE_RESV, "Resv" },
97 { RSVP_MSGTYPE_PATHERR, "PathErr" },
98 { RSVP_MSGTYPE_RESVERR, "ResvErr" },
99 { RSVP_MSGTYPE_PATHTEAR, "PathTear" },
100 { RSVP_MSGTYPE_RESVTEAR, "ResvTear" },
101 { RSVP_MSGTYPE_RESVCONF, "ResvConf" },
102 { RSVP_MSGTYPE_AGGREGATE, "Aggregate" },
103 { RSVP_MSGTYPE_ACK, "Acknowledgement" },
104 { RSVP_MSGTYPE_HELLO_OLD, "Hello (Old)" },
105 { RSVP_MSGTYPE_SREFRESH, "Refresh" },
106 { RSVP_MSGTYPE_HELLO, "Hello" },
107 { 0, NULL}
108 };
109
110 static const struct tok rsvp_header_flag_values[] = {
111 { 0x01, "Refresh reduction capable" }, /* rfc2961 */
112 { 0, NULL}
113 };
114
115 #define RSVP_OBJ_SESSION 1 /* rfc2205 */
116 #define RSVP_OBJ_RSVP_HOP 3 /* rfc2205, rfc3473 */
117 #define RSVP_OBJ_INTEGRITY 4 /* rfc2747 */
118 #define RSVP_OBJ_TIME_VALUES 5 /* rfc2205 */
119 #define RSVP_OBJ_ERROR_SPEC 6
120 #define RSVP_OBJ_SCOPE 7
121 #define RSVP_OBJ_STYLE 8 /* rfc2205 */
122 #define RSVP_OBJ_FLOWSPEC 9 /* rfc2215 */
123 #define RSVP_OBJ_FILTERSPEC 10 /* rfc2215 */
124 #define RSVP_OBJ_SENDER_TEMPLATE 11
125 #define RSVP_OBJ_SENDER_TSPEC 12 /* rfc2215 */
126 #define RSVP_OBJ_ADSPEC 13 /* rfc2215 */
127 #define RSVP_OBJ_POLICY_DATA 14
128 #define RSVP_OBJ_CONFIRM 15 /* rfc2205 */
129 #define RSVP_OBJ_LABEL 16 /* rfc3209 */
130 #define RSVP_OBJ_LABEL_REQ 19 /* rfc3209 */
131 #define RSVP_OBJ_ERO 20 /* rfc3209 */
132 #define RSVP_OBJ_RRO 21 /* rfc3209 */
133 #define RSVP_OBJ_HELLO 22 /* rfc3209 */
134 #define RSVP_OBJ_MESSAGE_ID 23 /* rfc2961 */
135 #define RSVP_OBJ_MESSAGE_ID_ACK 24 /* rfc2961 */
136 #define RSVP_OBJ_MESSAGE_ID_LIST 25 /* rfc2961 */
137 #define RSVP_OBJ_RECOVERY_LABEL 34 /* rfc3473 */
138 #define RSVP_OBJ_UPSTREAM_LABEL 35 /* rfc3473 */
139 #define RSVP_OBJ_LABEL_SET 36 /* rfc3473 */
140 #define RSVP_OBJ_PROTECTION 37 /* rfc3473 */
141 #define RSVP_OBJ_S2L 50 /* rfc4875 */
142 #define RSVP_OBJ_DETOUR 63 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07 */
143 #define RSVP_OBJ_CLASSTYPE 66 /* rfc4124 */
144 #define RSVP_OBJ_CLASSTYPE_OLD 125 /* draft-ietf-tewg-diff-te-proto-07 */
145 #define RSVP_OBJ_SUGGESTED_LABEL 129 /* rfc3473 */
146 #define RSVP_OBJ_ACCEPT_LABEL_SET 130 /* rfc3473 */
147 #define RSVP_OBJ_RESTART_CAPABILITY 131 /* rfc3473 */
148 #define RSVP_OBJ_NOTIFY_REQ 195 /* rfc3473 */
149 #define RSVP_OBJ_ADMIN_STATUS 196 /* rfc3473 */
150 #define RSVP_OBJ_PROPERTIES 204 /* juniper proprietary */
151 #define RSVP_OBJ_FASTREROUTE 205 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07 */
152 #define RSVP_OBJ_SESSION_ATTRIBUTE 207 /* rfc3209 */
153 #define RSVP_OBJ_GENERALIZED_UNI 229 /* OIF RSVP extensions UNI 1.0 Signaling, Rel. 2 */
154 #define RSVP_OBJ_CALL_ID 230 /* rfc3474 */
155 #define RSVP_OBJ_CALL_OPS 236 /* rfc3474 */
156
157 static const struct tok rsvp_obj_values[] = {
158 { RSVP_OBJ_SESSION, "Session" },
159 { RSVP_OBJ_RSVP_HOP, "RSVP Hop" },
160 { RSVP_OBJ_INTEGRITY, "Integrity" },
161 { RSVP_OBJ_TIME_VALUES, "Time Values" },
162 { RSVP_OBJ_ERROR_SPEC, "Error Spec" },
163 { RSVP_OBJ_SCOPE, "Scope" },
164 { RSVP_OBJ_STYLE, "Style" },
165 { RSVP_OBJ_FLOWSPEC, "Flowspec" },
166 { RSVP_OBJ_FILTERSPEC, "FilterSpec" },
167 { RSVP_OBJ_SENDER_TEMPLATE, "Sender Template" },
168 { RSVP_OBJ_SENDER_TSPEC, "Sender TSpec" },
169 { RSVP_OBJ_ADSPEC, "Adspec" },
170 { RSVP_OBJ_POLICY_DATA, "Policy Data" },
171 { RSVP_OBJ_CONFIRM, "Confirm" },
172 { RSVP_OBJ_LABEL, "Label" },
173 { RSVP_OBJ_LABEL_REQ, "Label Request" },
174 { RSVP_OBJ_ERO, "ERO" },
175 { RSVP_OBJ_RRO, "RRO" },
176 { RSVP_OBJ_HELLO, "Hello" },
177 { RSVP_OBJ_MESSAGE_ID, "Message ID" },
178 { RSVP_OBJ_MESSAGE_ID_ACK, "Message ID Ack" },
179 { RSVP_OBJ_MESSAGE_ID_LIST, "Message ID List" },
180 { RSVP_OBJ_RECOVERY_LABEL, "Recovery Label" },
181 { RSVP_OBJ_UPSTREAM_LABEL, "Upstream Label" },
182 { RSVP_OBJ_LABEL_SET, "Label Set" },
183 { RSVP_OBJ_ACCEPT_LABEL_SET, "Acceptable Label Set" },
184 { RSVP_OBJ_DETOUR, "Detour" },
185 { RSVP_OBJ_CLASSTYPE, "Class Type" },
186 { RSVP_OBJ_CLASSTYPE_OLD, "Class Type (old)" },
187 { RSVP_OBJ_SUGGESTED_LABEL, "Suggested Label" },
188 { RSVP_OBJ_PROPERTIES, "Properties" },
189 { RSVP_OBJ_FASTREROUTE, "Fast Re-Route" },
190 { RSVP_OBJ_SESSION_ATTRIBUTE, "Session Attribute" },
191 { RSVP_OBJ_GENERALIZED_UNI, "Generalized UNI" },
192 { RSVP_OBJ_CALL_ID, "Call-ID" },
193 { RSVP_OBJ_CALL_OPS, "Call Capability" },
194 { RSVP_OBJ_RESTART_CAPABILITY, "Restart Capability" },
195 { RSVP_OBJ_NOTIFY_REQ, "Notify Request" },
196 { RSVP_OBJ_PROTECTION, "Protection" },
197 { RSVP_OBJ_ADMIN_STATUS, "Administrative Status" },
198 { RSVP_OBJ_S2L, "Sub-LSP to LSP" },
199 { 0, NULL}
200 };
201
202 #define RSVP_CTYPE_IPV4 1
203 #define RSVP_CTYPE_IPV6 2
204 #define RSVP_CTYPE_TUNNEL_IPV4 7
205 #define RSVP_CTYPE_TUNNEL_IPV6 8
206 #define RSVP_CTYPE_UNI_IPV4 11 /* OIF RSVP extensions UNI 1.0 Signaling Rel. 2 */
207 #define RSVP_CTYPE_1 1
208 #define RSVP_CTYPE_2 2
209 #define RSVP_CTYPE_3 3
210 #define RSVP_CTYPE_4 4
211 #define RSVP_CTYPE_12 12
212 #define RSVP_CTYPE_13 13
213 #define RSVP_CTYPE_14 14
214
215 /*
216 * the ctypes are not globally unique so for
217 * translating it to strings we build a table based
218 * on objects offsetted by the ctype
219 */
220
221 static const struct tok rsvp_ctype_values[] = {
222 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV4, "IPv4" },
223 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV6, "IPv6" },
224 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" },
225 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" },
226 { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV4, "IPv4" },
227 { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV6, "IPv6" },
228 { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV4, "IPv4" },
229 { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV6, "IPv6" },
230 { 256*RSVP_OBJ_TIME_VALUES+RSVP_CTYPE_1, "1" },
231 { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_1, "obsolete" },
232 { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_2, "IntServ" },
233 { 256*RSVP_OBJ_SENDER_TSPEC+RSVP_CTYPE_2, "IntServ" },
234 { 256*RSVP_OBJ_ADSPEC+RSVP_CTYPE_2, "IntServ" },
235 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV4, "IPv4" },
236 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV6, "IPv6" },
237 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_3, "IPv6 Flow-label" },
238 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
239 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_12, "IPv4 P2MP LSP Tunnel" },
240 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_13, "IPv6 P2MP LSP Tunnel" },
241 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV4, "IPv4" },
242 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV6, "IPv6" },
243 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
244 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_UNI_IPV4, "UNI IPv4" },
245 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_13, "IPv4 P2MP LSP Tunnel" },
246 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_14, "IPv6 P2MP LSP Tunnel" },
247 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV4, "IPv4" },
248 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV6, "IPv6" },
249 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
250 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_12, "IPv4 P2MP LSP Tunnel" },
251 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_13, "IPv6 P2MP LSP Tunnel" },
252 { 256*RSVP_OBJ_MESSAGE_ID+RSVP_CTYPE_1, "1" },
253 { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_1, "Message id ack" },
254 { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_2, "Message id nack" },
255 { 256*RSVP_OBJ_MESSAGE_ID_LIST+RSVP_CTYPE_1, "1" },
256 { 256*RSVP_OBJ_STYLE+RSVP_CTYPE_1, "1" },
257 { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_1, "Hello Request" },
258 { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_2, "Hello Ack" },
259 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_1, "without label range" },
260 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_2, "with ATM label range" },
261 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_3, "with FR label range" },
262 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_4, "Generalized Label" },
263 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_1, "Label" },
264 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_2, "Generalized Label" },
265 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
266 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_1, "Label" },
267 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_2, "Generalized Label" },
268 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
269 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_1, "Label" },
270 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_2, "Generalized Label" },
271 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
272 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_1, "Label" },
273 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_2, "Generalized Label" },
274 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
275 { 256*RSVP_OBJ_ERO+RSVP_CTYPE_IPV4, "IPv4" },
276 { 256*RSVP_OBJ_RRO+RSVP_CTYPE_IPV4, "IPv4" },
277 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV4, "IPv4" },
278 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV6, "IPv6" },
279 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" },
280 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" },
281 { 256*RSVP_OBJ_RESTART_CAPABILITY+RSVP_CTYPE_1, "IPv4" },
282 { 256*RSVP_OBJ_SESSION_ATTRIBUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
283 { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, /* old style*/
284 { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_1, "1" }, /* new style */
285 { 256*RSVP_OBJ_DETOUR+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
286 { 256*RSVP_OBJ_PROPERTIES+RSVP_CTYPE_1, "1" },
287 { 256*RSVP_OBJ_ADMIN_STATUS+RSVP_CTYPE_1, "1" },
288 { 256*RSVP_OBJ_CLASSTYPE+RSVP_CTYPE_1, "1" },
289 { 256*RSVP_OBJ_CLASSTYPE_OLD+RSVP_CTYPE_1, "1" },
290 { 256*RSVP_OBJ_LABEL_SET+RSVP_CTYPE_1, "1" },
291 { 256*RSVP_OBJ_GENERALIZED_UNI+RSVP_CTYPE_1, "1" },
292 { 256*RSVP_OBJ_S2L+RSVP_CTYPE_IPV4, "IPv4 sub-LSP" },
293 { 256*RSVP_OBJ_S2L+RSVP_CTYPE_IPV6, "IPv6 sub-LSP" },
294 { 0, NULL}
295 };
296
297 struct rsvp_obj_integrity_t {
298 u_int8_t flags;
299 u_int8_t res;
300 u_int8_t key_id[6];
301 u_int8_t sequence[8];
302 u_int8_t digest[16];
303 };
304
305 static const struct tok rsvp_obj_integrity_flag_values[] = {
306 { 0x80, "Handshake" },
307 { 0, NULL}
308 };
309
310 struct rsvp_obj_frr_t {
311 u_int8_t setup_prio;
312 u_int8_t hold_prio;
313 u_int8_t hop_limit;
314 u_int8_t flags;
315 u_int8_t bandwidth[4];
316 u_int8_t include_any[4];
317 u_int8_t exclude_any[4];
318 u_int8_t include_all[4];
319 };
320
321
322 #define RSVP_OBJ_XRO_MASK_SUBOBJ(x) ((x)&0x7f)
323 #define RSVP_OBJ_XRO_MASK_LOOSE(x) ((x)&0x80)
324
325 #define RSVP_OBJ_XRO_RES 0
326 #define RSVP_OBJ_XRO_IPV4 1
327 #define RSVP_OBJ_XRO_IPV6 2
328 #define RSVP_OBJ_XRO_LABEL 3
329 #define RSVP_OBJ_XRO_ASN 32
330 #define RSVP_OBJ_XRO_MPLS 64
331
332 static const struct tok rsvp_obj_xro_values[] = {
333 { RSVP_OBJ_XRO_RES, "Reserved" },
334 { RSVP_OBJ_XRO_IPV4, "IPv4 prefix" },
335 { RSVP_OBJ_XRO_IPV6, "IPv6 prefix" },
336 { RSVP_OBJ_XRO_LABEL, "Label" },
337 { RSVP_OBJ_XRO_ASN, "Autonomous system number" },
338 { RSVP_OBJ_XRO_MPLS, "MPLS label switched path termination" },
339 { 0, NULL}
340 };
341
342 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07.txt */
343 static const struct tok rsvp_obj_rro_flag_values[] = {
344 { 0x01, "Local protection available" },
345 { 0x02, "Local protection in use" },
346 { 0x04, "Bandwidth protection" },
347 { 0x08, "Node protection" },
348 { 0, NULL}
349 };
350
351 /* RFC3209 */
352 static const struct tok rsvp_obj_rro_label_flag_values[] = {
353 { 0x01, "Global" },
354 { 0, NULL}
355 };
356
357 static const struct tok rsvp_resstyle_values[] = {
358 { 17, "Wildcard Filter" },
359 { 10, "Fixed Filter" },
360 { 18, "Shared Explicit" },
361 { 0, NULL}
362 };
363
364 #define RSVP_OBJ_INTSERV_GUARANTEED_SERV 2
365 #define RSVP_OBJ_INTSERV_CONTROLLED_LOAD 5
366
367 static const struct tok rsvp_intserv_service_type_values[] = {
368 { 1, "Default/Global Information" },
369 { RSVP_OBJ_INTSERV_GUARANTEED_SERV, "Guaranteed Service" },
370 { RSVP_OBJ_INTSERV_CONTROLLED_LOAD, "Controlled Load" },
371 { 0, NULL}
372 };
373
374 static const struct tok rsvp_intserv_parameter_id_values[] = {
375 { 4, "IS hop cnt" },
376 { 6, "Path b/w estimate" },
377 { 8, "Minimum path latency" },
378 { 10, "Composed MTU" },
379 { 127, "Token Bucket TSpec" },
380 { 130, "Guaranteed Service RSpec" },
381 { 133, "End-to-end composed value for C" },
382 { 134, "End-to-end composed value for D" },
383 { 135, "Since-last-reshaping point composed C" },
384 { 136, "Since-last-reshaping point composed D" },
385 { 0, NULL}
386 };
387
388 static const struct tok rsvp_session_attribute_flag_values[] = {
389 { 0x01, "Local Protection" },
390 { 0x02, "Label Recording" },
391 { 0x04, "SE Style" },
392 { 0x08, "Bandwidth protection" }, /* RFC4090 */
393 { 0x10, "Node protection" }, /* RFC4090 */
394 { 0, NULL}
395 };
396
397 static const struct tok rsvp_obj_prop_tlv_values[] = {
398 { 0x01, "Cos" },
399 { 0x02, "Metric 1" },
400 { 0x04, "Metric 2" },
401 { 0x08, "CCC Status" },
402 { 0x10, "Path Type" },
403 { 0, NULL}
404 };
405
406 #define RSVP_OBJ_ERROR_SPEC_CODE_ROUTING 24
407 #define RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY 25
408 #define RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE 28
409 #define RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD 125
410
411 static const struct tok rsvp_obj_error_code_values[] = {
412 { RSVP_OBJ_ERROR_SPEC_CODE_ROUTING, "Routing Problem" },
413 { RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY, "Notify Error" },
414 { RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE, "Diffserv TE Error" },
415 { RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD, "Diffserv TE Error (Old)" },
416 { 0, NULL}
417 };
418
419 static const struct tok rsvp_obj_error_code_routing_values[] = {
420 { 1, "Bad EXPLICIT_ROUTE object" },
421 { 2, "Bad strict node" },
422 { 3, "Bad loose node" },
423 { 4, "Bad initial subobject" },
424 { 5, "No route available toward destination" },
425 { 6, "Unacceptable label value" },
426 { 7, "RRO indicated routing loops" },
427 { 8, "non-RSVP-capable router in the path" },
428 { 9, "MPLS label allocation failure" },
429 { 10, "Unsupported L3PID" },
430 { 0, NULL}
431 };
432
433 static const struct tok rsvp_obj_error_code_diffserv_te_values[] = {
434 { 1, "Unexpected CT object" },
435 { 2, "Unsupported CT" },
436 { 3, "Invalid CT value" },
437 { 4, "CT/setup priority do not form a configured TE-Class" },
438 { 5, "CT/holding priority do not form a configured TE-Class" },
439 { 6, "CT/setup priority and CT/holding priority do not form a configured TE-Class" },
440 { 7, "Inconsistency between signaled PSC and signaled CT" },
441 { 8, "Inconsistency between signaled PHBs and signaled CT" },
442 { 0, NULL}
443 };
444
445 /* rfc3473 / rfc 3471 */
446 static const struct tok rsvp_obj_admin_status_flag_values[] = {
447 { 0x80000000, "Reflect" },
448 { 0x00000004, "Testing" },
449 { 0x00000002, "Admin-down" },
450 { 0x00000001, "Delete-in-progress" },
451 { 0, NULL}
452 };
453
454 /* label set actions - rfc3471 */
455 #define LABEL_SET_INCLUSIVE_LIST 0
456 #define LABEL_SET_EXCLUSIVE_LIST 1
457 #define LABEL_SET_INCLUSIVE_RANGE 2
458 #define LABEL_SET_EXCLUSIVE_RANGE 3
459
460 static const struct tok rsvp_obj_label_set_action_values[] = {
461 { LABEL_SET_INCLUSIVE_LIST, "Inclusive list" },
462 { LABEL_SET_EXCLUSIVE_LIST, "Exclusive list" },
463 { LABEL_SET_INCLUSIVE_RANGE, "Inclusive range" },
464 { LABEL_SET_EXCLUSIVE_RANGE, "Exclusive range" },
465 { 0, NULL}
466 };
467
468 /* OIF RSVP extensions UNI 1.0 Signaling, release 2 */
469 #define RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS 1
470 #define RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS 2
471 #define RSVP_GEN_UNI_SUBOBJ_DIVERSITY 3
472 #define RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL 4
473 #define RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL 5
474
475 static const struct tok rsvp_obj_generalized_uni_values[] = {
476 { RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS, "Source TNA address" },
477 { RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS, "Destination TNA address" },
478 { RSVP_GEN_UNI_SUBOBJ_DIVERSITY, "Diversity" },
479 { RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL, "Egress label" },
480 { RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL, "Service level" },
481 { 0, NULL}
482 };
483
484 static int rsvp_intserv_print(const u_char *, u_short);
485
486 /*
487 * this is a dissector for all the intserv defined
488 * specs as defined per rfc2215
489 * it is called from various rsvp objects;
490 * returns the amount of bytes being processed
491 */
492 static int
493 rsvp_intserv_print(const u_char *tptr, u_short obj_tlen) {
494
495 int parameter_id,parameter_length;
496 union {
497 float f;
498 u_int32_t i;
499 } bw;
500
501 if (obj_tlen < 4)
502 return 0;
503 parameter_id = *(tptr);
504 parameter_length = EXTRACT_16BITS(tptr+2)<<2; /* convert wordcount to bytecount */
505
506 printf("\n\t Parameter ID: %s (%u), length: %u, Flags: [0x%02x]",
507 tok2str(rsvp_intserv_parameter_id_values,"unknown",parameter_id),
508 parameter_id,
509 parameter_length,
510 *(tptr+1));
511
512 if (obj_tlen < parameter_length+4)
513 return 0;
514 switch(parameter_id) { /* parameter_id */
515
516 case 4:
517 /*
518 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
519 * | 4 (e) | (f) | 1 (g) |
520 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
521 * | IS hop cnt (32-bit unsigned integer) |
522 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
523 */
524 if (parameter_length == 4)
525 printf("\n\t\tIS hop count: %u", EXTRACT_32BITS(tptr+4));
526 break;
527
528 case 6:
529 /*
530 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
531 * | 6 (h) | (i) | 1 (j) |
532 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
533 * | Path b/w estimate (32-bit IEEE floating point number) |
534 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
535 */
536 if (parameter_length == 4) {
537 bw.i = EXTRACT_32BITS(tptr+4);
538 printf("\n\t\tPath b/w estimate: %.10g Mbps", bw.f/125000);
539 }
540 break;
541
542 case 8:
543 /*
544 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
545 * | 8 (k) | (l) | 1 (m) |
546 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
547 * | Minimum path latency (32-bit integer) |
548 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
549 */
550 if (parameter_length == 4) {
551 printf("\n\t\tMinimum path latency: ");
552 if (EXTRACT_32BITS(tptr+4) == 0xffffffff)
553 printf("don't care");
554 else
555 printf("%u", EXTRACT_32BITS(tptr+4));
556 }
557 break;
558
559 case 10:
560
561 /*
562 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
563 * | 10 (n) | (o) | 1 (p) |
564 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
565 * | Composed MTU (32-bit unsigned integer) |
566 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
567 */
568 if (parameter_length == 4)
569 printf("\n\t\tComposed MTU: %u bytes", EXTRACT_32BITS(tptr+4));
570 break;
571 case 127:
572 /*
573 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
574 * | 127 (e) | 0 (f) | 5 (g) |
575 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
576 * | Token Bucket Rate [r] (32-bit IEEE floating point number) |
577 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
578 * | Token Bucket Size [b] (32-bit IEEE floating point number) |
579 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
580 * | Peak Data Rate [p] (32-bit IEEE floating point number) |
581 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
582 * | Minimum Policed Unit [m] (32-bit integer) |
583 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
584 * | Maximum Packet Size [M] (32-bit integer) |
585 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
586 */
587
588 if (parameter_length == 20) {
589 bw.i = EXTRACT_32BITS(tptr+4);
590 printf("\n\t\tToken Bucket Rate: %.10g Mbps", bw.f/125000);
591 bw.i = EXTRACT_32BITS(tptr+8);
592 printf("\n\t\tToken Bucket Size: %.10g bytes", bw.f);
593 bw.i = EXTRACT_32BITS(tptr+12);
594 printf("\n\t\tPeak Data Rate: %.10g Mbps", bw.f/125000);
595 printf("\n\t\tMinimum Policed Unit: %u bytes", EXTRACT_32BITS(tptr+16));
596 printf("\n\t\tMaximum Packet Size: %u bytes", EXTRACT_32BITS(tptr+20));
597 }
598 break;
599
600 case 130:
601 /*
602 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
603 * | 130 (h) | 0 (i) | 2 (j) |
604 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
605 * | Rate [R] (32-bit IEEE floating point number) |
606 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
607 * | Slack Term [S] (32-bit integer) |
608 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
609 */
610
611 if (parameter_length == 8) {
612 bw.i = EXTRACT_32BITS(tptr+4);
613 printf("\n\t\tRate: %.10g Mbps", bw.f/125000);
614 printf("\n\t\tSlack Term: %u", EXTRACT_32BITS(tptr+8));
615 }
616 break;
617
618 case 133:
619 case 134:
620 case 135:
621 case 136:
622 if (parameter_length == 4)
623 printf("\n\t\tValue: %u", EXTRACT_32BITS(tptr+4));
624 break;
625
626 default:
627 if (vflag <= 1)
628 print_unknown_data(gndo,tptr+4,"\n\t\t",parameter_length);
629 }
630 return (parameter_length+4); /* header length 4 bytes */
631 }
632
633 static int
634 rsvp_obj_print (const u_char *pptr
635 #ifndef HAVE_LIBCRYPTO
636 _U_
637 #endif
638 , u_int plen
639 #ifndef HAVE_LIBCRYPTO
640 _U_
641 #endif
642 , const u_char *tptr,
643 const char *ident, u_int tlen) {
644
645 const struct rsvp_object_header *rsvp_obj_header;
646 const u_char *obj_tptr;
647 union {
648 const struct rsvp_obj_integrity_t *rsvp_obj_integrity;
649 const struct rsvp_obj_frr_t *rsvp_obj_frr;
650 } obj_ptr;
651
652 u_short rsvp_obj_len,rsvp_obj_ctype,obj_tlen,intserv_serv_tlen;
653 int hexdump,processed,padbytes,error_code,error_value,i,sigcheck;
654 union {
655 float f;
656 u_int32_t i;
657 } bw;
658 u_int8_t namelen;
659
660 u_int action, subchannel;
661
662 while(tlen>=sizeof(struct rsvp_object_header)) {
663 /* did we capture enough for fully decoding the object header ? */
664 if (!TTEST2(*tptr, sizeof(struct rsvp_object_header)))
665 goto trunc;
666
667 rsvp_obj_header = (const struct rsvp_object_header *)tptr;
668 rsvp_obj_len=EXTRACT_16BITS(rsvp_obj_header->length);
669 rsvp_obj_ctype=rsvp_obj_header->ctype;
670
671 if(rsvp_obj_len % 4) {
672 printf("%sERROR: object header size %u not a multiple of 4", ident, rsvp_obj_len);
673 return -1;
674 }
675 if(rsvp_obj_len < sizeof(struct rsvp_object_header)) {
676 printf("%sERROR: object header too short %u < %lu", ident, rsvp_obj_len,
677 (unsigned long)sizeof(const struct rsvp_object_header));
678 return -1;
679 }
680
681 printf("%s%s Object (%u) Flags: [%s",
682 ident,
683 tok2str(rsvp_obj_values,
684 "Unknown",
685 rsvp_obj_header->class_num),
686 rsvp_obj_header->class_num,
687 ((rsvp_obj_header->class_num)&0x80) ? "ignore" : "reject");
688
689 if (rsvp_obj_header->class_num > 128)
690 printf(" %s",
691 ((rsvp_obj_header->class_num)&0x40) ? "and forward" : "silently");
692
693 printf(" if unknown], Class-Type: %s (%u), length: %u",
694 tok2str(rsvp_ctype_values,
695 "Unknown",
696 ((rsvp_obj_header->class_num)<<8)+rsvp_obj_ctype),
697 rsvp_obj_ctype,
698 rsvp_obj_len);
699
700 if(tlen < rsvp_obj_len) {
701 printf("%sERROR: object goes past end of objects TLV", ident);
702 return -1;
703 }
704
705 obj_tptr=tptr+sizeof(struct rsvp_object_header);
706 obj_tlen=rsvp_obj_len-sizeof(struct rsvp_object_header);
707
708 /* did we capture enough for fully decoding the object ? */
709 if (!TTEST2(*tptr, rsvp_obj_len))
710 return -1;
711 hexdump=FALSE;
712
713 switch(rsvp_obj_header->class_num) {
714 case RSVP_OBJ_SESSION:
715 switch(rsvp_obj_ctype) {
716 case RSVP_CTYPE_IPV4:
717 if (obj_tlen < 8)
718 return -1;
719 printf("%s IPv4 DestAddress: %s, Protocol ID: 0x%02x",
720 ident,
721 ipaddr_string(obj_tptr),
722 *(obj_tptr+sizeof(struct in_addr)));
723 printf("%s Flags: [0x%02x], DestPort %u",
724 ident,
725 *(obj_tptr+5),
726 EXTRACT_16BITS(obj_tptr+6));
727 obj_tlen-=8;
728 obj_tptr+=8;
729 break;
730 #ifdef INET6
731 case RSVP_CTYPE_IPV6:
732 if (obj_tlen < 20)
733 return -1;
734 printf("%s IPv6 DestAddress: %s, Protocol ID: 0x%02x",
735 ident,
736 ip6addr_string(obj_tptr),
737 *(obj_tptr+sizeof(struct in6_addr)));
738 printf("%s Flags: [0x%02x], DestPort %u",
739 ident,
740 *(obj_tptr+sizeof(struct in6_addr)+1),
741 EXTRACT_16BITS(obj_tptr+sizeof(struct in6_addr)+2));
742 obj_tlen-=20;
743 obj_tptr+=20;
744 break;
745
746 case RSVP_CTYPE_TUNNEL_IPV6:
747 if (obj_tlen < 36)
748 return -1;
749 printf("%s IPv6 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
750 ident,
751 ip6addr_string(obj_tptr),
752 EXTRACT_16BITS(obj_tptr+18),
753 ip6addr_string(obj_tptr+20));
754 obj_tlen-=36;
755 obj_tptr+=36;
756 break;
757
758 case RSVP_CTYPE_14: /* IPv6 p2mp LSP Tunnel */
759 if (obj_tlen < 26)
760 return -1;
761 printf("%s IPv6 P2MP LSP ID: 0x%08x, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
762 ident,
763 EXTRACT_32BITS(obj_tptr),
764 EXTRACT_16BITS(obj_tptr+6),
765 ip6addr_string(obj_tptr+8));
766 obj_tlen-=26;
767 obj_tptr+=26;
768 break;
769 #endif
770 case RSVP_CTYPE_13: /* IPv4 p2mp LSP Tunnel */
771 if (obj_tlen < 12)
772 return -1;
773 printf("%s IPv4 P2MP LSP ID: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
774 ident,
775 ipaddr_string(obj_tptr),
776 EXTRACT_16BITS(obj_tptr+6),
777 ipaddr_string(obj_tptr+8));
778 obj_tlen-=12;
779 obj_tptr+=12;
780 break;
781 case RSVP_CTYPE_TUNNEL_IPV4:
782 case RSVP_CTYPE_UNI_IPV4:
783 if (obj_tlen < 12)
784 return -1;
785 printf("%s IPv4 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
786 ident,
787 ipaddr_string(obj_tptr),
788 EXTRACT_16BITS(obj_tptr+6),
789 ipaddr_string(obj_tptr+8));
790 obj_tlen-=12;
791 obj_tptr+=12;
792 break;
793 default:
794 hexdump=TRUE;
795 }
796 break;
797
798 case RSVP_OBJ_CONFIRM:
799 switch(rsvp_obj_ctype) {
800 case RSVP_CTYPE_IPV4:
801 if (obj_tlen < sizeof(struct in_addr))
802 return -1;
803 printf("%s IPv4 Receiver Address: %s",
804 ident,
805 ipaddr_string(obj_tptr));
806 obj_tlen-=sizeof(struct in_addr);
807 obj_tptr+=sizeof(struct in_addr);
808 break;
809 #ifdef INET6
810 case RSVP_CTYPE_IPV6:
811 if (obj_tlen < sizeof(struct in6_addr))
812 return -1;
813 printf("%s IPv6 Receiver Address: %s",
814 ident,
815 ip6addr_string(obj_tptr));
816 obj_tlen-=sizeof(struct in6_addr);
817 obj_tptr+=sizeof(struct in6_addr);
818 break;
819 #endif
820 default:
821 hexdump=TRUE;
822 }
823 break;
824
825 case RSVP_OBJ_NOTIFY_REQ:
826 switch(rsvp_obj_ctype) {
827 case RSVP_CTYPE_IPV4:
828 if (obj_tlen < sizeof(struct in_addr))
829 return -1;
830 printf("%s IPv4 Notify Node Address: %s",
831 ident,
832 ipaddr_string(obj_tptr));
833 obj_tlen-=sizeof(struct in_addr);
834 obj_tptr+=sizeof(struct in_addr);
835 break;
836 #ifdef INET6
837 case RSVP_CTYPE_IPV6:
838 if (obj_tlen < sizeof(struct in6_addr))
839 return-1;
840 printf("%s IPv6 Notify Node Address: %s",
841 ident,
842 ip6addr_string(obj_tptr));
843 obj_tlen-=sizeof(struct in6_addr);
844 obj_tptr+=sizeof(struct in6_addr);
845 break;
846 #endif
847 default:
848 hexdump=TRUE;
849 }
850 break;
851
852 case RSVP_OBJ_SUGGESTED_LABEL: /* fall through */
853 case RSVP_OBJ_UPSTREAM_LABEL: /* fall through */
854 case RSVP_OBJ_RECOVERY_LABEL: /* fall through */
855 case RSVP_OBJ_LABEL:
856 switch(rsvp_obj_ctype) {
857 case RSVP_CTYPE_1:
858 while(obj_tlen >= 4 ) {
859 printf("%s Label: %u", ident, EXTRACT_32BITS(obj_tptr));
860 obj_tlen-=4;
861 obj_tptr+=4;
862 }
863 break;
864 case RSVP_CTYPE_2:
865 if (obj_tlen < 4)
866 return-1;
867 printf("%s Generalized Label: %u",
868 ident,
869 EXTRACT_32BITS(obj_tptr));
870 obj_tlen-=4;
871 obj_tptr+=4;
872 break;
873 case RSVP_CTYPE_3:
874 if (obj_tlen < 12)
875 return-1;
876 printf("%s Waveband ID: %u%s Start Label: %u, Stop Label: %u",
877 ident,
878 EXTRACT_32BITS(obj_tptr),
879 ident,
880 EXTRACT_32BITS(obj_tptr+4),
881 EXTRACT_32BITS(obj_tptr+8));
882 obj_tlen-=12;
883 obj_tptr+=12;
884 break;
885 default:
886 hexdump=TRUE;
887 }
888 break;
889
890 case RSVP_OBJ_STYLE:
891 switch(rsvp_obj_ctype) {
892 case RSVP_CTYPE_1:
893 if (obj_tlen < 4)
894 return-1;
895 printf("%s Reservation Style: %s, Flags: [0x%02x]",
896 ident,
897 tok2str(rsvp_resstyle_values,
898 "Unknown",
899 EXTRACT_24BITS(obj_tptr+1)),
900 *(obj_tptr));
901 obj_tlen-=4;
902 obj_tptr+=4;
903 break;
904 default:
905 hexdump=TRUE;
906 }
907 break;
908
909 case RSVP_OBJ_SENDER_TEMPLATE:
910 switch(rsvp_obj_ctype) {
911 case RSVP_CTYPE_IPV4:
912 if (obj_tlen < 8)
913 return-1;
914 printf("%s Source Address: %s, Source Port: %u",
915 ident,
916 ipaddr_string(obj_tptr),
917 EXTRACT_16BITS(obj_tptr+6));
918 obj_tlen-=8;
919 obj_tptr+=8;
920 break;
921 #ifdef INET6
922 case RSVP_CTYPE_IPV6:
923 if (obj_tlen < 20)
924 return-1;
925 printf("%s Source Address: %s, Source Port: %u",
926 ident,
927 ip6addr_string(obj_tptr),
928 EXTRACT_16BITS(obj_tptr+18));
929 obj_tlen-=20;
930 obj_tptr+=20;
931 break;
932 case RSVP_CTYPE_13: /* IPv6 p2mp LSP tunnel */
933 if (obj_tlen < 40)
934 return-1;
935 printf("%s IPv6 Tunnel Sender Address: %s, LSP ID: 0x%04x"
936 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
937 ident,
938 ip6addr_string(obj_tptr),
939 EXTRACT_16BITS(obj_tptr+18),
940 ident,
941 ip6addr_string(obj_tptr+20),
942 EXTRACT_16BITS(obj_tptr+38));
943 obj_tlen-=40;
944 obj_tptr+=40;
945 break;
946 #endif
947 case RSVP_CTYPE_TUNNEL_IPV4:
948 if (obj_tlen < 8)
949 return-1;
950 printf("%s IPv4 Tunnel Sender Address: %s, LSP-ID: 0x%04x",
951 ident,
952 ipaddr_string(obj_tptr),
953 EXTRACT_16BITS(obj_tptr+6));
954 obj_tlen-=8;
955 obj_tptr+=8;
956 break;
957 case RSVP_CTYPE_12: /* IPv4 p2mp LSP tunnel */
958 if (obj_tlen < 16)
959 return-1;
960 printf("%s IPv4 Tunnel Sender Address: %s, LSP ID: 0x%04x"
961 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
962 ident,
963 ipaddr_string(obj_tptr),
964 EXTRACT_16BITS(obj_tptr+6),
965 ident,
966 ipaddr_string(obj_tptr+8),
967 EXTRACT_16BITS(obj_tptr+12));
968 obj_tlen-=16;
969 obj_tptr+=16;
970 break;
971 default:
972 hexdump=TRUE;
973 }
974 break;
975
976 case RSVP_OBJ_LABEL_REQ:
977 switch(rsvp_obj_ctype) {
978 case RSVP_CTYPE_1:
979 while(obj_tlen >= 4 ) {
980 printf("%s L3 Protocol ID: %s",
981 ident,
982 tok2str(ethertype_values,
983 "Unknown Protocol (0x%04x)",
984 EXTRACT_16BITS(obj_tptr+2)));
985 obj_tlen-=4;
986 obj_tptr+=4;
987 }
988 break;
989 case RSVP_CTYPE_2:
990 if (obj_tlen < 12)
991 return-1;
992 printf("%s L3 Protocol ID: %s",
993 ident,
994 tok2str(ethertype_values,
995 "Unknown Protocol (0x%04x)",
996 EXTRACT_16BITS(obj_tptr+2)));
997 printf(",%s merge capability",((*(obj_tptr+4))&0x80) ? "no" : "" );
998 printf("%s Minimum VPI/VCI: %u/%u",
999 ident,
1000 (EXTRACT_16BITS(obj_tptr+4))&0xfff,
1001 (EXTRACT_16BITS(obj_tptr+6))&0xfff);
1002 printf("%s Maximum VPI/VCI: %u/%u",
1003 ident,
1004 (EXTRACT_16BITS(obj_tptr+8))&0xfff,
1005 (EXTRACT_16BITS(obj_tptr+10))&0xfff);
1006 obj_tlen-=12;
1007 obj_tptr+=12;
1008 break;
1009 case RSVP_CTYPE_3:
1010 if (obj_tlen < 12)
1011 return-1;
1012 printf("%s L3 Protocol ID: %s",
1013 ident,
1014 tok2str(ethertype_values,
1015 "Unknown Protocol (0x%04x)",
1016 EXTRACT_16BITS(obj_tptr+2)));
1017 printf("%s Minimum/Maximum DLCI: %u/%u, %s%s bit DLCI",
1018 ident,
1019 (EXTRACT_32BITS(obj_tptr+4))&0x7fffff,
1020 (EXTRACT_32BITS(obj_tptr+8))&0x7fffff,
1021 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 0 ) ? "10" : "",
1022 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 2 ) ? "23" : "");
1023 obj_tlen-=12;
1024 obj_tptr+=12;
1025 break;
1026 case RSVP_CTYPE_4:
1027 if (obj_tlen < 4)
1028 return-1;
1029 printf("%s LSP Encoding Type: %s (%u)",
1030 ident,
1031 tok2str(gmpls_encoding_values,
1032 "Unknown",
1033 *obj_tptr),
1034 *obj_tptr);
1035 printf("%s Switching Type: %s (%u), Payload ID: %s (0x%04x)",
1036 ident,
1037 tok2str(gmpls_switch_cap_values,
1038 "Unknown",
1039 *(obj_tptr+1)),
1040 *(obj_tptr+1),
1041 tok2str(gmpls_payload_values,
1042 "Unknown",
1043 EXTRACT_16BITS(obj_tptr+2)),
1044 EXTRACT_16BITS(obj_tptr+2));
1045 obj_tlen-=4;
1046 obj_tptr+=4;
1047 break;
1048 default:
1049 hexdump=TRUE;
1050 }
1051 break;
1052
1053 case RSVP_OBJ_RRO:
1054 case RSVP_OBJ_ERO:
1055 switch(rsvp_obj_ctype) {
1056 case RSVP_CTYPE_IPV4:
1057 while(obj_tlen >= 4 ) {
1058 printf("%s Subobject Type: %s, length %u",
1059 ident,
1060 tok2str(rsvp_obj_xro_values,
1061 "Unknown %u",
1062 RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)),
1063 *(obj_tptr+1));
1064
1065 if (*(obj_tptr+1) == 0) { /* prevent infinite loops */
1066 printf("%s ERROR: zero length ERO subtype",ident);
1067 break;
1068 }
1069
1070 switch(RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)) {
1071 case RSVP_OBJ_XRO_IPV4:
1072 printf(", %s, %s/%u, Flags: [%s]",
1073 RSVP_OBJ_XRO_MASK_LOOSE(*obj_tptr) ? "Loose" : "Strict",
1074 ipaddr_string(obj_tptr+2),
1075 *(obj_tptr+6),
1076 bittok2str(rsvp_obj_rro_flag_values,
1077 "none",
1078 *(obj_tptr+7))); /* rfc3209 says that this field is rsvd. */
1079 break;
1080 case RSVP_OBJ_XRO_LABEL:
1081 printf(", Flags: [%s] (%#x), Class-Type: %s (%u), %u",
1082 bittok2str(rsvp_obj_rro_label_flag_values,
1083 "none",
1084 *(obj_tptr+2)),
1085 *(obj_tptr+2),
1086 tok2str(rsvp_ctype_values,
1087 "Unknown",
1088 *(obj_tptr+3) + 256*RSVP_OBJ_RRO),
1089 *(obj_tptr+3),
1090 EXTRACT_32BITS(obj_tptr+4));
1091 }
1092 obj_tlen-=*(obj_tptr+1);
1093 obj_tptr+=*(obj_tptr+1);
1094 }
1095 break;
1096 default:
1097 hexdump=TRUE;
1098 }
1099 break;
1100
1101 case RSVP_OBJ_HELLO:
1102 switch(rsvp_obj_ctype) {
1103 case RSVP_CTYPE_1:
1104 case RSVP_CTYPE_2:
1105 if (obj_tlen < 8)
1106 return-1;
1107 printf("%s Source Instance: 0x%08x, Destination Instance: 0x%08x",
1108 ident,
1109 EXTRACT_32BITS(obj_tptr),
1110 EXTRACT_32BITS(obj_tptr+4));
1111 obj_tlen-=8;
1112 obj_tptr+=8;
1113 break;
1114 default:
1115 hexdump=TRUE;
1116 }
1117 break;
1118
1119 case RSVP_OBJ_RESTART_CAPABILITY:
1120 switch(rsvp_obj_ctype) {
1121 case RSVP_CTYPE_1:
1122 if (obj_tlen < 8)
1123 return-1;
1124 printf("%s Restart Time: %ums, Recovery Time: %ums",
1125 ident,
1126 EXTRACT_32BITS(obj_tptr),
1127 EXTRACT_32BITS(obj_tptr+4));
1128 obj_tlen-=8;
1129 obj_tptr+=8;
1130 break;
1131 default:
1132 hexdump=TRUE;
1133 }
1134 break;
1135
1136 case RSVP_OBJ_SESSION_ATTRIBUTE:
1137 switch(rsvp_obj_ctype) {
1138 case RSVP_CTYPE_TUNNEL_IPV4:
1139 if (obj_tlen < 4)
1140 return-1;
1141 namelen = *(obj_tptr+3);
1142 if (obj_tlen < 4+namelen)
1143 return-1;
1144 printf("%s Session Name: ", ident);
1145 for (i = 0; i < namelen; i++)
1146 safeputchar(*(obj_tptr+4+i));
1147 printf("%s Setup Priority: %u, Holding Priority: %u, Flags: [%s] (%#x)",
1148 ident,
1149 (int)*obj_tptr,
1150 (int)*(obj_tptr+1),
1151 bittok2str(rsvp_session_attribute_flag_values,
1152 "none",
1153 *(obj_tptr+2)),
1154 *(obj_tptr+2));
1155 obj_tlen-=4+*(obj_tptr+3);
1156 obj_tptr+=4+*(obj_tptr+3);
1157 break;
1158 default:
1159 hexdump=TRUE;
1160 }
1161 break;
1162
1163 case RSVP_OBJ_GENERALIZED_UNI:
1164 switch(rsvp_obj_ctype) {
1165 int subobj_type,af,subobj_len,total_subobj_len;
1166
1167 case RSVP_CTYPE_1:
1168
1169 if (obj_tlen < 4)
1170 return-1;
1171
1172 /* read variable length subobjects */
1173 total_subobj_len = obj_tlen;
1174 while(total_subobj_len > 0) {
1175 subobj_len = EXTRACT_16BITS(obj_tptr);
1176 subobj_type = (EXTRACT_16BITS(obj_tptr+2))>>8;
1177 af = (EXTRACT_16BITS(obj_tptr+2))&0x00FF;
1178
1179 printf("%s Subobject Type: %s (%u), AF: %s (%u), length: %u",
1180 ident,
1181 tok2str(rsvp_obj_generalized_uni_values, "Unknown", subobj_type),
1182 subobj_type,
1183 tok2str(af_values, "Unknown", af), af,
1184 subobj_len);
1185
1186 switch(subobj_type) {
1187 case RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS:
1188 case RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS:
1189
1190 switch(af) {
1191 case AFNUM_INET:
1192 if (subobj_len < 8)
1193 return -1;
1194 printf("%s UNI IPv4 TNA address: %s",
1195 ident, ipaddr_string(obj_tptr+4));
1196 break;
1197 #ifdef INET6
1198 case AFNUM_INET6:
1199 if (subobj_len < 20)
1200 return -1;
1201 printf("%s UNI IPv6 TNA address: %s",
1202 ident, ip6addr_string(obj_tptr+4));
1203 break;
1204 #endif
1205 case AFNUM_NSAP:
1206 if (subobj_len) {
1207 /* unless we have a TLV parser lets just hexdump */
1208 hexdump=TRUE;
1209 }
1210 break;
1211 }
1212 break;
1213
1214 case RSVP_GEN_UNI_SUBOBJ_DIVERSITY:
1215 if (subobj_len) {
1216 /* unless we have a TLV parser lets just hexdump */
1217 hexdump=TRUE;
1218 }
1219 break;
1220
1221 case RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL:
1222 if (subobj_len < 16) {
1223 return -1;
1224 }
1225
1226 printf("%s U-bit: %x, Label type: %u, Logical port id: %u, Label: %u",
1227 ident,
1228 ((EXTRACT_32BITS(obj_tptr+4))>>31),
1229 ((EXTRACT_32BITS(obj_tptr+4))&0xFF),
1230 EXTRACT_32BITS(obj_tptr+8),
1231 EXTRACT_32BITS(obj_tptr+12));
1232 break;
1233
1234 case RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL:
1235 if (subobj_len < 8) {
1236 return -1;
1237 }
1238
1239 printf("%s Service level: %u",
1240 ident, (EXTRACT_32BITS(obj_tptr+4))>>24);
1241 break;
1242
1243 default:
1244 hexdump=TRUE;
1245 break;
1246 }
1247 total_subobj_len-=subobj_len;
1248 obj_tptr+=subobj_len;
1249 obj_tlen+=subobj_len;
1250 }
1251
1252 if (total_subobj_len) {
1253 /* unless we have a TLV parser lets just hexdump */
1254 hexdump=TRUE;
1255 }
1256 break;
1257
1258 default:
1259 hexdump=TRUE;
1260 }
1261 break;
1262
1263 case RSVP_OBJ_RSVP_HOP:
1264 switch(rsvp_obj_ctype) {
1265 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */
1266 case RSVP_CTYPE_IPV4:
1267 if (obj_tlen < 8)
1268 return-1;
1269 printf("%s Previous/Next Interface: %s, Logical Interface Handle: 0x%08x",
1270 ident,
1271 ipaddr_string(obj_tptr),
1272 EXTRACT_32BITS(obj_tptr+4));
1273 obj_tlen-=8;
1274 obj_tptr+=8;
1275 if (obj_tlen)
1276 hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */
1277 break;
1278 #ifdef INET6
1279 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */
1280 case RSVP_CTYPE_IPV6:
1281 if (obj_tlen < 20)
1282 return-1;
1283 printf("%s Previous/Next Interface: %s, Logical Interface Handle: 0x%08x",
1284 ident,
1285 ip6addr_string(obj_tptr),
1286 EXTRACT_32BITS(obj_tptr+16));
1287 obj_tlen-=20;
1288 obj_tptr+=20;
1289 hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */
1290 break;
1291 #endif
1292 default:
1293 hexdump=TRUE;
1294 }
1295 break;
1296
1297 case RSVP_OBJ_TIME_VALUES:
1298 switch(rsvp_obj_ctype) {
1299 case RSVP_CTYPE_1:
1300 if (obj_tlen < 4)
1301 return-1;
1302 printf("%s Refresh Period: %ums",
1303 ident,
1304 EXTRACT_32BITS(obj_tptr));
1305 obj_tlen-=4;
1306 obj_tptr+=4;
1307 break;
1308 default:
1309 hexdump=TRUE;
1310 }
1311 break;
1312
1313 /* those three objects do share the same semantics */
1314 case RSVP_OBJ_SENDER_TSPEC:
1315 case RSVP_OBJ_ADSPEC:
1316 case RSVP_OBJ_FLOWSPEC:
1317 switch(rsvp_obj_ctype) {
1318 case RSVP_CTYPE_2:
1319 if (obj_tlen < 4)
1320 return-1;
1321 printf("%s Msg-Version: %u, length: %u",
1322 ident,
1323 (*obj_tptr & 0xf0) >> 4,
1324 EXTRACT_16BITS(obj_tptr+2)<<2);
1325 obj_tptr+=4; /* get to the start of the service header */
1326 obj_tlen-=4;
1327
1328 while (obj_tlen >= 4) {
1329 intserv_serv_tlen=EXTRACT_16BITS(obj_tptr+2)<<2;
1330 printf("%s Service Type: %s (%u), break bit %s set, Service length: %u",
1331 ident,
1332 tok2str(rsvp_intserv_service_type_values,"unknown",*(obj_tptr)),
1333 *(obj_tptr),
1334 (*(obj_tptr+1)&0x80) ? "" : "not",
1335 intserv_serv_tlen);
1336
1337 obj_tptr+=4; /* get to the start of the parameter list */
1338 obj_tlen-=4;
1339
1340 while (intserv_serv_tlen>=4) {
1341 processed = rsvp_intserv_print(obj_tptr, obj_tlen);
1342 if (processed == 0)
1343 break;
1344 obj_tlen-=processed;
1345 intserv_serv_tlen-=processed;
1346 obj_tptr+=processed;
1347 }
1348 }
1349 break;
1350 default:
1351 hexdump=TRUE;
1352 }
1353 break;
1354
1355 case RSVP_OBJ_FILTERSPEC:
1356 switch(rsvp_obj_ctype) {
1357 case RSVP_CTYPE_IPV4:
1358 if (obj_tlen < 8)
1359 return-1;
1360 printf("%s Source Address: %s, Source Port: %u",
1361 ident,
1362 ipaddr_string(obj_tptr),
1363 EXTRACT_16BITS(obj_tptr+6));
1364 obj_tlen-=8;
1365 obj_tptr+=8;
1366 break;
1367 #ifdef INET6
1368 case RSVP_CTYPE_IPV6:
1369 if (obj_tlen < 20)
1370 return-1;
1371 printf("%s Source Address: %s, Source Port: %u",
1372 ident,
1373 ip6addr_string(obj_tptr),
1374 EXTRACT_16BITS(obj_tptr+18));
1375 obj_tlen-=20;
1376 obj_tptr+=20;
1377 break;
1378 case RSVP_CTYPE_3:
1379 if (obj_tlen < 20)
1380 return-1;
1381 printf("%s Source Address: %s, Flow Label: %u",
1382 ident,
1383 ip6addr_string(obj_tptr),
1384 EXTRACT_24BITS(obj_tptr+17));
1385 obj_tlen-=20;
1386 obj_tptr+=20;
1387 break;
1388 case RSVP_CTYPE_TUNNEL_IPV6:
1389 if (obj_tlen < 20)
1390 return-1;
1391 printf("%s Source Address: %s, LSP-ID: 0x%04x",
1392 ident,
1393 ipaddr_string(obj_tptr),
1394 EXTRACT_16BITS(obj_tptr+18));
1395 obj_tlen-=20;
1396 obj_tptr+=20;
1397 break;
1398 case RSVP_CTYPE_13: /* IPv6 p2mp LSP tunnel */
1399 if (obj_tlen < 40)
1400 return-1;
1401 printf("%s IPv6 Tunnel Sender Address: %s, LSP ID: 0x%04x"
1402 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
1403 ident,
1404 ip6addr_string(obj_tptr),
1405 EXTRACT_16BITS(obj_tptr+18),
1406 ident,
1407 ip6addr_string(obj_tptr+20),
1408 EXTRACT_16BITS(obj_tptr+38));
1409 obj_tlen-=40;
1410 obj_tptr+=40;
1411 break;
1412 #endif
1413 case RSVP_CTYPE_TUNNEL_IPV4:
1414 if (obj_tlen < 8)
1415 return-1;
1416 printf("%s Source Address: %s, LSP-ID: 0x%04x",
1417 ident,
1418 ipaddr_string(obj_tptr),
1419 EXTRACT_16BITS(obj_tptr+6));
1420 obj_tlen-=8;
1421 obj_tptr+=8;
1422 break;
1423 case RSVP_CTYPE_12: /* IPv4 p2mp LSP tunnel */
1424 if (obj_tlen < 16)
1425 return-1;
1426 printf("%s IPv4 Tunnel Sender Address: %s, LSP ID: 0x%04x"
1427 "%s Sub-Group Originator ID: %s, Sub-Group ID: 0x%04x",
1428 ident,
1429 ipaddr_string(obj_tptr),
1430 EXTRACT_16BITS(obj_tptr+6),
1431 ident,
1432 ipaddr_string(obj_tptr+8),
1433 EXTRACT_16BITS(obj_tptr+12));
1434 obj_tlen-=16;
1435 obj_tptr+=16;
1436 break;
1437 default:
1438 hexdump=TRUE;
1439 }
1440 break;
1441
1442 case RSVP_OBJ_FASTREROUTE:
1443 /* the differences between c-type 1 and 7 are minor */
1444 obj_ptr.rsvp_obj_frr = (const struct rsvp_obj_frr_t *)obj_tptr;
1445 bw.i = EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->bandwidth);
1446
1447 switch(rsvp_obj_ctype) {
1448 case RSVP_CTYPE_1: /* new style */
1449 if (obj_tlen < sizeof(struct rsvp_obj_frr_t))
1450 return-1;
1451 printf("%s Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps",
1452 ident,
1453 (int)obj_ptr.rsvp_obj_frr->setup_prio,
1454 (int)obj_ptr.rsvp_obj_frr->hold_prio,
1455 (int)obj_ptr.rsvp_obj_frr->hop_limit,
1456 bw.f*8/1000000);
1457 printf("%s Include-any: 0x%08x, Exclude-any: 0x%08x, Include-all: 0x%08x",
1458 ident,
1459 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_any),
1460 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->exclude_any),
1461 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_all));
1462 obj_tlen-=sizeof(struct rsvp_obj_frr_t);
1463 obj_tptr+=sizeof(struct rsvp_obj_frr_t);
1464 break;
1465
1466 case RSVP_CTYPE_TUNNEL_IPV4: /* old style */
1467 if (obj_tlen < 16)
1468 return-1;
1469 printf("%s Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps",
1470 ident,
1471 (int)obj_ptr.rsvp_obj_frr->setup_prio,
1472 (int)obj_ptr.rsvp_obj_frr->hold_prio,
1473 (int)obj_ptr.rsvp_obj_frr->hop_limit,
1474 bw.f*8/1000000);
1475 printf("%s Include Colors: 0x%08x, Exclude Colors: 0x%08x",
1476 ident,
1477 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_any),
1478 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->exclude_any));
1479 obj_tlen-=16;
1480 obj_tptr+=16;
1481 break;
1482
1483 default:
1484 hexdump=TRUE;
1485 }
1486 break;
1487
1488 case RSVP_OBJ_DETOUR:
1489 switch(rsvp_obj_ctype) {
1490 case RSVP_CTYPE_TUNNEL_IPV4:
1491 while(obj_tlen >= 8) {
1492 printf("%s PLR-ID: %s, Avoid-Node-ID: %s",
1493 ident,
1494 ipaddr_string(obj_tptr),
1495 ipaddr_string(obj_tptr+4));
1496 obj_tlen-=8;
1497 obj_tptr+=8;
1498 }
1499 break;
1500 default:
1501 hexdump=TRUE;
1502 }
1503 break;
1504
1505 case RSVP_OBJ_CLASSTYPE:
1506 case RSVP_OBJ_CLASSTYPE_OLD: /* fall through */
1507 switch(rsvp_obj_ctype) {
1508 case RSVP_CTYPE_1:
1509 printf("%s CT: %u",
1510 ident,
1511 EXTRACT_32BITS(obj_tptr)&0x7);
1512 obj_tlen-=4;
1513 obj_tptr+=4;
1514 break;
1515 default:
1516 hexdump=TRUE;
1517 }
1518 break;
1519
1520 case RSVP_OBJ_ERROR_SPEC:
1521 switch(rsvp_obj_ctype) {
1522 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */
1523 case RSVP_CTYPE_IPV4:
1524 if (obj_tlen < 8)
1525 return-1;
1526 error_code=*(obj_tptr+5);
1527 error_value=EXTRACT_16BITS(obj_tptr+6);
1528 printf("%s Error Node Address: %s, Flags: [0x%02x]%s Error Code: %s (%u)",
1529 ident,
1530 ipaddr_string(obj_tptr),
1531 *(obj_tptr+4),
1532 ident,
1533 tok2str(rsvp_obj_error_code_values,"unknown",error_code),
1534 error_code);
1535 switch (error_code) {
1536 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING:
1537 printf(", Error Value: %s (%u)",
1538 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value),
1539 error_value);
1540 break;
1541 case RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE: /* fall through */
1542 case RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD:
1543 printf(", Error Value: %s (%u)",
1544 tok2str(rsvp_obj_error_code_diffserv_te_values,"unknown",error_value),
1545 error_value);
1546 break;
1547 default:
1548 printf(", Unknown Error Value (%u)", error_value);
1549 break;
1550 }
1551 obj_tlen-=8;
1552 obj_tptr+=8;
1553 break;
1554 #ifdef INET6
1555 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */
1556 case RSVP_CTYPE_IPV6:
1557 if (obj_tlen < 20)
1558 return-1;
1559 error_code=*(obj_tptr+17);
1560 error_value=EXTRACT_16BITS(obj_tptr+18);
1561 printf("%s Error Node Address: %s, Flags: [0x%02x]%s Error Code: %s (%u)",
1562 ident,
1563 ip6addr_string(obj_tptr),
1564 *(obj_tptr+16),
1565 ident,
1566 tok2str(rsvp_obj_error_code_values,"unknown",error_code),
1567 error_code);
1568
1569 switch (error_code) {
1570 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING:
1571 printf(", Error Value: %s (%u)",
1572 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value),
1573 error_value);
1574 break;
1575 default:
1576 break;
1577 }
1578 obj_tlen-=20;
1579 obj_tptr+=20;
1580 break;
1581 #endif
1582 default:
1583 hexdump=TRUE;
1584 }
1585 break;
1586
1587 case RSVP_OBJ_PROPERTIES:
1588 switch(rsvp_obj_ctype) {
1589 case RSVP_CTYPE_1:
1590 if (obj_tlen < 4)
1591 return-1;
1592 padbytes = EXTRACT_16BITS(obj_tptr+2);
1593 printf("%s TLV count: %u, padding bytes: %u",
1594 ident,
1595 EXTRACT_16BITS(obj_tptr),
1596 padbytes);
1597 obj_tlen-=4;
1598 obj_tptr+=4;
1599 /* loop through as long there is anything longer than the TLV header (2) */
1600 while(obj_tlen >= 2 + padbytes) {
1601 printf("%s %s TLV (0x%02x), length: %u", /* length includes header */
1602 ident,
1603 tok2str(rsvp_obj_prop_tlv_values,"unknown",*obj_tptr),
1604 *obj_tptr,
1605 *(obj_tptr+1));
1606 if (obj_tlen < *(obj_tptr+1))
1607 return-1;
1608 if (*(obj_tptr+1) < 2)
1609 return -1;
1610 print_unknown_data(gndo,obj_tptr+2,"\n\t\t",*(obj_tptr+1)-2);
1611 obj_tlen-=*(obj_tptr+1);
1612 obj_tptr+=*(obj_tptr+1);
1613 }
1614 break;
1615 default:
1616 hexdump=TRUE;
1617 }
1618 break;
1619
1620 case RSVP_OBJ_MESSAGE_ID: /* fall through */
1621 case RSVP_OBJ_MESSAGE_ID_ACK: /* fall through */
1622 case RSVP_OBJ_MESSAGE_ID_LIST:
1623 switch(rsvp_obj_ctype) {
1624 case RSVP_CTYPE_1:
1625 case RSVP_CTYPE_2:
1626 if (obj_tlen < 8)
1627 return-1;
1628 printf("%s Flags [0x%02x], epoch: %u",
1629 ident,
1630 *obj_tptr,
1631 EXTRACT_24BITS(obj_tptr+1));
1632 obj_tlen-=4;
1633 obj_tptr+=4;
1634 /* loop through as long there are no messages left */
1635 while(obj_tlen >= 4) {
1636 printf("%s Message-ID 0x%08x (%u)",
1637 ident,
1638 EXTRACT_32BITS(obj_tptr),
1639 EXTRACT_32BITS(obj_tptr));
1640 obj_tlen-=4;
1641 obj_tptr+=4;
1642 }
1643 break;
1644 default:
1645 hexdump=TRUE;
1646 }
1647 break;
1648
1649 case RSVP_OBJ_INTEGRITY:
1650 switch(rsvp_obj_ctype) {
1651 case RSVP_CTYPE_1:
1652 if (obj_tlen < sizeof(struct rsvp_obj_integrity_t))
1653 return-1;
1654 obj_ptr.rsvp_obj_integrity = (const struct rsvp_obj_integrity_t *)obj_tptr;
1655 printf("%s Key-ID 0x%04x%08x, Sequence 0x%08x%08x, Flags [%s]",
1656 ident,
1657 EXTRACT_16BITS(obj_ptr.rsvp_obj_integrity->key_id),
1658 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->key_id+2),
1659 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->sequence),
1660 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->sequence+4),
1661 bittok2str(rsvp_obj_integrity_flag_values,
1662 "none",
1663 obj_ptr.rsvp_obj_integrity->flags));
1664 printf("%s MD5-sum 0x%08x%08x%08x%08x ",
1665 ident,
1666 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest),
1667 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+4),
1668 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+8),
1669 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+12));
1670
1671 #ifdef HAVE_LIBCRYPTO
1672 sigcheck = signature_verify(pptr, plen, (unsigned char *)obj_ptr.\
1673 rsvp_obj_integrity->digest);
1674 #else
1675 sigcheck = CANT_CHECK_SIGNATURE;
1676 #endif
1677 printf(" (%s)", tok2str(signature_check_values, "Unknown", sigcheck));
1678
1679 obj_tlen+=sizeof(struct rsvp_obj_integrity_t);
1680 obj_tptr+=sizeof(struct rsvp_obj_integrity_t);
1681 break;
1682 default:
1683 hexdump=TRUE;
1684 }
1685 break;
1686
1687 case RSVP_OBJ_ADMIN_STATUS:
1688 switch(rsvp_obj_ctype) {
1689 case RSVP_CTYPE_1:
1690 if (obj_tlen < 4)
1691 return-1;
1692 printf("%s Flags [%s]", ident,
1693 bittok2str(rsvp_obj_admin_status_flag_values, "none",
1694 EXTRACT_32BITS(obj_tptr)));
1695 obj_tlen-=4;
1696 obj_tptr+=4;
1697 break;
1698 default:
1699 hexdump=TRUE;
1700 }
1701 break;
1702
1703 case RSVP_OBJ_LABEL_SET:
1704 switch(rsvp_obj_ctype) {
1705 case RSVP_CTYPE_1:
1706 if (obj_tlen < 4)
1707 return-1;
1708 action = (EXTRACT_16BITS(obj_tptr)>>8);
1709
1710 printf("%s Action: %s (%u), Label type: %u", ident,
1711 tok2str(rsvp_obj_label_set_action_values, "Unknown", action),
1712 action, ((EXTRACT_32BITS(obj_tptr) & 0x7F)));
1713
1714 switch (action) {
1715 case LABEL_SET_INCLUSIVE_RANGE:
1716 case LABEL_SET_EXCLUSIVE_RANGE: /* fall through */
1717
1718 /* only a couple of subchannels are expected */
1719 if (obj_tlen < 12)
1720 return -1;
1721 printf("%s Start range: %u, End range: %u", ident,
1722 EXTRACT_32BITS(obj_tptr+4),
1723 EXTRACT_32BITS(obj_tptr+8));
1724 obj_tlen-=12;
1725 obj_tptr+=12;
1726 break;
1727
1728 default:
1729 obj_tlen-=4;
1730 obj_tptr+=4;
1731 subchannel = 1;
1732 while(obj_tlen >= 4 ) {
1733 printf("%s Subchannel #%u: %u", ident, subchannel,
1734 EXTRACT_32BITS(obj_tptr));
1735 obj_tptr+=4;
1736 obj_tlen-=4;
1737 subchannel++;
1738 }
1739 break;
1740 }
1741 break;
1742 default:
1743 hexdump=TRUE;
1744 }
1745
1746 case RSVP_OBJ_S2L:
1747 switch (rsvp_obj_ctype) {
1748 case RSVP_CTYPE_IPV4:
1749 if (obj_tlen < 4)
1750 return-1;
1751 printf("%s Sub-LSP destination address: %s",
1752 ident, ipaddr_string(obj_tptr));
1753
1754 obj_tlen-=4;
1755 obj_tptr+=4;
1756 break;
1757 #ifdef INET6
1758 case RSVP_CTYPE_IPV6:
1759 if (obj_tlen < 16)
1760 return-1;
1761 printf("%s Sub-LSP destination address: %s",
1762 ident, ip6addr_string(obj_tptr));
1763
1764 obj_tlen-=16;
1765 obj_tptr+=16;
1766 break;
1767 #endif
1768 default:
1769 hexdump=TRUE;
1770 }
1771
1772 /*
1773 * FIXME those are the defined objects that lack a decoder
1774 * you are welcome to contribute code ;-)
1775 */
1776
1777 case RSVP_OBJ_SCOPE:
1778 case RSVP_OBJ_POLICY_DATA:
1779 case RSVP_OBJ_ACCEPT_LABEL_SET:
1780 case RSVP_OBJ_PROTECTION:
1781 default:
1782 if (vflag <= 1)
1783 print_unknown_data(gndo,obj_tptr,"\n\t ",obj_tlen); /* FIXME indentation */
1784 break;
1785 }
1786 /* do we also want to see a hex dump ? */
1787 if (vflag > 1 || hexdump==TRUE)
1788 print_unknown_data(gndo,tptr+sizeof(struct rsvp_object_header),"\n\t ", /* FIXME indentation */
1789 rsvp_obj_len-sizeof(struct rsvp_object_header));
1790
1791 tptr+=rsvp_obj_len;
1792 tlen-=rsvp_obj_len;
1793 }
1794 return 0;
1795 trunc:
1796 printf("\n\t\t packet exceeded snapshot");
1797 return -1;
1798 }
1799
1800
1801 void
1802 rsvp_print(register const u_char *pptr, register u_int len) {
1803
1804 struct rsvp_common_header *rsvp_com_header;
1805 const u_char *tptr,*subtptr;
1806 u_short plen, tlen, subtlen;
1807
1808 tptr=pptr;
1809
1810 rsvp_com_header = (struct rsvp_common_header *)pptr;
1811 TCHECK(*rsvp_com_header);
1812
1813 /*
1814 * Sanity checking of the header.
1815 */
1816 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) {
1817 printf("ERROR: RSVP version %u packet not supported",
1818 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags));
1819 return;
1820 }
1821
1822 /* in non-verbose mode just lets print the basic Message Type*/
1823 if (vflag < 1) {
1824 printf("RSVPv%u %s Message, length: %u",
1825 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1826 tok2str(rsvp_msg_type_values, "unknown (%u)",rsvp_com_header->msg_type),
1827 len);
1828 return;
1829 }
1830
1831 /* ok they seem to want to know everything - lets fully decode it */
1832
1833 plen = tlen = EXTRACT_16BITS(rsvp_com_header->length);
1834
1835 printf("\n\tRSVPv%u %s Message (%u), Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x",
1836 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1837 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type),
1838 rsvp_com_header->msg_type,
1839 bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)),
1840 tlen,
1841 rsvp_com_header->ttl,
1842 EXTRACT_16BITS(rsvp_com_header->checksum));
1843
1844 /*
1845 * Clear checksum prior to signature verification.
1846 */
1847 rsvp_com_header->checksum[0] = 0;
1848 rsvp_com_header->checksum[1] = 0;
1849
1850 if (tlen < sizeof(const struct rsvp_common_header)) {
1851 printf("ERROR: common header too short %u < %lu", tlen,
1852 (unsigned long)sizeof(const struct rsvp_common_header));
1853 return;
1854 }
1855
1856 tptr+=sizeof(const struct rsvp_common_header);
1857 tlen-=sizeof(const struct rsvp_common_header);
1858
1859 switch(rsvp_com_header->msg_type) {
1860
1861 case RSVP_MSGTYPE_AGGREGATE:
1862 while(tlen > 0) {
1863 subtptr=tptr;
1864 rsvp_com_header = (struct rsvp_common_header *)subtptr;
1865 TCHECK(*rsvp_com_header);
1866
1867 /*
1868 * Sanity checking of the header.
1869 */
1870 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) {
1871 printf("ERROR: RSVP version %u packet not supported",
1872 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags));
1873 return;
1874 }
1875 subtlen=EXTRACT_16BITS(rsvp_com_header->length);
1876
1877 printf("\n\t RSVPv%u %s Message (%u), Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x",
1878 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
1879 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type),
1880 rsvp_com_header->msg_type,
1881 bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)),
1882 subtlen,
1883 rsvp_com_header->ttl,
1884 EXTRACT_16BITS(rsvp_com_header->checksum));
1885
1886 /*
1887 * Clear checksum prior to signature verification.
1888 */
1889 rsvp_com_header->checksum[0] = 0;
1890 rsvp_com_header->checksum[1] = 0;
1891
1892 if (subtlen < sizeof(const struct rsvp_common_header)) {
1893 printf("ERROR: common header too short %u < %lu", subtlen,
1894 (unsigned long)sizeof(const struct rsvp_common_header));
1895 return;
1896 }
1897
1898 if (tlen < subtlen) {
1899 printf("ERROR: common header too large %u > %u", subtlen,
1900 tlen);
1901 return;
1902 }
1903
1904 subtptr+=sizeof(const struct rsvp_common_header);
1905 subtlen-=sizeof(const struct rsvp_common_header);
1906
1907 if (rsvp_obj_print(pptr, plen, subtptr,"\n\t ", subtlen) == -1)
1908 return;
1909
1910 tptr+=subtlen+sizeof(const struct rsvp_common_header);
1911 tlen-=subtlen+sizeof(const struct rsvp_common_header);
1912 }
1913
1914 break;
1915
1916 case RSVP_MSGTYPE_PATH:
1917 case RSVP_MSGTYPE_RESV:
1918 case RSVP_MSGTYPE_PATHERR:
1919 case RSVP_MSGTYPE_RESVERR:
1920 case RSVP_MSGTYPE_PATHTEAR:
1921 case RSVP_MSGTYPE_RESVTEAR:
1922 case RSVP_MSGTYPE_RESVCONF:
1923 case RSVP_MSGTYPE_HELLO_OLD:
1924 case RSVP_MSGTYPE_HELLO:
1925 case RSVP_MSGTYPE_ACK:
1926 case RSVP_MSGTYPE_SREFRESH:
1927 if (rsvp_obj_print(pptr, plen, tptr,"\n\t ", tlen) == -1)
1928 return;
1929 break;
1930
1931 default:
1932 print_unknown_data(gndo,tptr,"\n\t ",tlen);
1933 break;
1934 }
1935
1936 return;
1937 trunc:
1938 printf("\n\t\t packet exceeded snapshot");
1939 }
[mirror] the TCPdump network dissector