1 /*
2 * Redistribution and use in source and binary forms, with or without
3 * modification, are permitted provided that: (1) source code
4 * distributions retain the above copyright notice and this paragraph
5 * in its entirety, and (2) distributions including binary code include
6 * the above copyright notice and this paragraph in its entirety in
7 * the documentation or other materials provided with the distribution.
8 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
9 * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
10 * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
11 * FOR A PARTICULAR PURPOSE.
12 *
13 * Support for the Link Management Protocol as per rfc 4204.
14 *
15 * Original code by Hannes Gredler (hannes@juniper.net)
16 * Support for LMP service discovery extensions (defined by UNI 1.0) added
17 * by Manu Pathak (mapathak@cisco.com), May 2005
18 */
19
20 #ifndef lint
21 static const char rcsid[] _U_ =
22 "@(#) $Header: /tcpdump/master/tcpdump/print-lmp.c,v 1.11 2007-08-02 17:32:49 hannes Exp $";
23 #endif
24
25 #ifdef HAVE_CONFIG_H
26 #include "config.h"
27 #endif
28
29 #include <tcpdump-stdinc.h>
30
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <string.h>
34
35 #include "interface.h"
36 #include "extract.h"
37 #include "addrtoname.h"
38 #include "gmpls.h"
39
40 /*
41 * LMP common header
42 *
43 * 0 1 2 3
44 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
45 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
46 * | Vers | (Reserved) | Flags | Msg Type |
47 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
48 * | LMP Length | (Reserved) |
49 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
50 */
51
52 struct lmp_common_header {
53 u_int8_t version_res[2];
54 u_int8_t flags;
55 u_int8_t msg_type;
56 u_int8_t length[2];
57 u_int8_t reserved[2];
58 };
59
60 #define LMP_VERSION 1
61 #define LMP_EXTRACT_VERSION(x) (((x)&0xf0)>>4)
62
63 static const struct tok lmp_header_flag_values[] = {
64 { 0x01, "Control Channel Down"},
65 { 0x02, "LMP restart"},
66 { 0, NULL}
67 };
68
69 static const struct tok lmp_obj_te_link_flag_values[] = {
70 { 0x01, "Fault Management Supported"},
71 { 0x02, "Link Verification Supported"},
72 { 0, NULL}
73 };
74
75 static const struct tok lmp_obj_data_link_flag_values[] = {
76 { 0x01, "Data Link Port"},
77 { 0x02, "Allocated for user traffic"},
78 { 0x04, "Failed link"},
79 { 0, NULL}
80 };
81
82 static const struct tok lmp_obj_channel_status_values[] = {
83 { 1, "Signal Okay"},
84 { 2, "Signal Degraded"},
85 { 3, "Signal Fail"},
86 { 0, NULL}
87 };
88
89 static const struct tok lmp_obj_begin_verify_flag_values[] = {
90 { 0x0001, "Verify all links"},
91 { 0x0002, "Data link type"},
92 { 0, NULL}
93 };
94
95 static const struct tok lmp_obj_begin_verify_error_values[] = {
96 { 0x01, "Link Verification Procedure Not supported"},
97 { 0x02, "Unwilling to verify"},
98 { 0x04, "Unsupported verification transport mechanism"},
99 { 0x08, "Link-Id configuration error"},
100 { 0x10, "Unknown object c-type"},
101 { 0, NULL}
102 };
103
104 static const struct tok lmp_obj_link_summary_error_values[] = {
105 { 0x01, "Unacceptable non-negotiable LINK-SUMMARY parameters"},
106 { 0x02, "Renegotiate LINK-SUMMARY parameters"},
107 { 0x04, "Invalid TE-LINK Object"},
108 { 0x08, "Invalid DATA-LINK Object"},
109 { 0x10, "Unknown TE-LINK Object c-type"},
110 { 0x20, "Unknown DATA-LINK Object c-type"},
111 { 0, NULL}
112 };
113
114 /* Service Config Supported Protocols Flags */
115 static const struct tok lmp_obj_service_config_sp_flag_values[] = {
116 { 0x01, "RSVP Supported"},
117 { 0x02, "LDP Supported"},
118 { 0, NULL}
119 };
120
121 /* Service Config Client Port Service Attribute Transparency Flags */
122 static const struct tok lmp_obj_service_config_cpsa_tp_flag_values[] = {
123 { 0x01, "Path/VC Overhead Transparency Supported"},
124 { 0x02, "Line/MS Overhead Transparency Supported"},
125 { 0x04, "Section/RS Overhead Transparency Supported"},
126 { 0, NULL}
127 };
128
129 /* Service Config Client Port Service Attribute Contiguous Concatenation Types Flags */
130 static const struct tok lmp_obj_service_config_cpsa_cct_flag_values[] = {
131 { 0x01, "Contiguous Concatenation Types Supported"},
132 { 0, NULL}
133 };
134
135 /* Service Config Network Service Attributes Transparency Flags */
136 static const struct tok lmp_obj_service_config_nsa_transparency_flag_values[] = {
137 { 0x01, "Standard SOH/RSOH Transparency Supported"},
138 { 0x02, "Standard LOH/MSOH Transparency Supported"},
139 { 0, NULL}
140 };
141
142 /* Service Config Network Service Attributes TCM Monitoring Flags */
143 static const struct tok lmp_obj_service_config_nsa_tcm_flag_values[] = {
144 { 0x01, "Transparent Tandem Connection Monitoring Supported"},
145 { 0, NULL}
146 };
147
148 /* Network Service Attributes Network Diversity Flags */
149 static const struct tok lmp_obj_service_config_nsa_network_diversity_flag_values[] = {
150 { 0x01, "Node Diversity Supported"},
151 { 0x02, "Link Diversity Supported"},
152 { 0x04, "SRLG Diversity Supported"},
153 { 0, NULL}
154 };
155
156 #define LMP_MSGTYPE_CONFIG 1
157 #define LMP_MSGTYPE_CONFIG_ACK 2
158 #define LMP_MSGTYPE_CONFIG_NACK 3
159 #define LMP_MSGTYPE_HELLO 4
160 #define LMP_MSGTYPE_VERIFY_BEGIN 5
161 #define LMP_MSGTYPE_VERIFY_BEGIN_ACK 6
162 #define LMP_MSGTYPE_VERIFY_BEGIN_NACK 7
163 #define LMP_MSGTYPE_VERIFY_END 8
164 #define LMP_MSGTYPE_VERIFY_END_ACK 9
165 #define LMP_MSGTYPE_TEST 10
166 #define LMP_MSGTYPE_TEST_STATUS_SUCCESS 11
167 #define LMP_MSGTYPE_TEST_STATUS_FAILURE 12
168 #define LMP_MSGTYPE_TEST_STATUS_ACK 13
169 #define LMP_MSGTYPE_LINK_SUMMARY 14
170 #define LMP_MSGTYPE_LINK_SUMMARY_ACK 15
171 #define LMP_MSGTYPE_LINK_SUMMARY_NACK 16
172 #define LMP_MSGTYPE_CHANNEL_STATUS 17
173 #define LMP_MSGTYPE_CHANNEL_STATUS_ACK 18
174 #define LMP_MSGTYPE_CHANNEL_STATUS_REQ 19
175 #define LMP_MSGTYPE_CHANNEL_STATUS_RESP 20
176 /* LMP Service Discovery message types defined by UNI 1.0 */
177 #define LMP_MSGTYPE_SERVICE_CONFIG 50
178 #define LMP_MSGTYPE_SERVICE_CONFIG_ACK 51
179 #define LMP_MSGTYPE_SERVICE_CONFIG_NACK 52
180
181 static const struct tok lmp_msg_type_values[] = {
182 { LMP_MSGTYPE_CONFIG, "Config"},
183 { LMP_MSGTYPE_CONFIG_ACK, "Config ACK"},
184 { LMP_MSGTYPE_CONFIG_NACK, "Config NACK"},
185 { LMP_MSGTYPE_HELLO, "Hello"},
186 { LMP_MSGTYPE_VERIFY_BEGIN, "Begin Verify"},
187 { LMP_MSGTYPE_VERIFY_BEGIN_ACK, "Begin Verify ACK"},
188 { LMP_MSGTYPE_VERIFY_BEGIN_NACK, "Begin Verify NACK"},
189 { LMP_MSGTYPE_VERIFY_END, "End Verify"},
190 { LMP_MSGTYPE_VERIFY_END_ACK, "End Verify ACK"},
191 { LMP_MSGTYPE_TEST, "Test"},
192 { LMP_MSGTYPE_TEST_STATUS_SUCCESS, "Test Status Success"},
193 { LMP_MSGTYPE_TEST_STATUS_FAILURE, "Test Status Failure"},
194 { LMP_MSGTYPE_TEST_STATUS_ACK, "Test Status ACK"},
195 { LMP_MSGTYPE_LINK_SUMMARY, "Link Summary"},
196 { LMP_MSGTYPE_LINK_SUMMARY_ACK, "Link Summary ACK"},
197 { LMP_MSGTYPE_LINK_SUMMARY_NACK, "Link Summary NACK"},
198 { LMP_MSGTYPE_CHANNEL_STATUS, "Channel Status"},
199 { LMP_MSGTYPE_CHANNEL_STATUS_ACK, "Channel Status ACK"},
200 { LMP_MSGTYPE_CHANNEL_STATUS_REQ, "Channel Status Request"},
201 { LMP_MSGTYPE_CHANNEL_STATUS_RESP, "Channel Status Response"},
202 { LMP_MSGTYPE_SERVICE_CONFIG, "Service Config"},
203 { LMP_MSGTYPE_SERVICE_CONFIG_ACK, "Service Config ACK"},
204 { LMP_MSGTYPE_SERVICE_CONFIG_NACK, "Service Config NACK"},
205 { 0, NULL}
206 };
207
208 /*
209 * LMP object header
210 *
211 * 0 1 2 3
212 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
213 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
214 * |N| C-Type | Class | Length |
215 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
216 * | |
217 * // (object contents) //
218 * | |
219 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
220 */
221
222 struct lmp_object_header {
223 u_int8_t ctype;
224 u_int8_t class_num;
225 u_int8_t length[2];
226 };
227
228 #define LMP_OBJ_CC_ID 1
229 #define LMP_OBJ_NODE_ID 2
230 #define LMP_OBJ_LINK_ID 3
231 #define LMP_OBJ_INTERFACE_ID 4
232 #define LMP_OBJ_MESSAGE_ID 5
233 #define LMP_OBJ_CONFIG 6
234 #define LMP_OBJ_HELLO 7
235 #define LMP_OBJ_VERIFY_BEGIN 8
236 #define LMP_OBJ_VERIFY_BEGIN_ACK 9
237 #define LMP_OBJ_VERIFY_ID 10
238 #define LMP_OBJ_TE_LINK 11
239 #define LMP_OBJ_DATA_LINK 12
240 #define LMP_OBJ_CHANNEL_STATUS 13
241 #define LMP_OBJ_CHANNEL_STATUS_REQ 14
242 #define LMP_OBJ_ERROR_CODE 20
243
244 #define LMP_OBJ_SERVICE_CONFIG 51 /* defined in UNI 1.0 */
245
246 static const struct tok lmp_obj_values[] = {
247 { LMP_OBJ_CC_ID, "Control Channel ID" },
248 { LMP_OBJ_NODE_ID, "Node ID" },
249 { LMP_OBJ_LINK_ID, "Link ID" },
250 { LMP_OBJ_INTERFACE_ID, "Interface ID" },
251 { LMP_OBJ_MESSAGE_ID, "Message ID" },
252 { LMP_OBJ_CONFIG, "Configuration" },
253 { LMP_OBJ_HELLO, "Hello" },
254 { LMP_OBJ_VERIFY_BEGIN, "Verify Begin" },
255 { LMP_OBJ_VERIFY_BEGIN_ACK, "Verify Begin ACK" },
256 { LMP_OBJ_VERIFY_ID, "Verify ID" },
257 { LMP_OBJ_TE_LINK, "TE Link" },
258 { LMP_OBJ_DATA_LINK, "Data Link" },
259 { LMP_OBJ_CHANNEL_STATUS, "Channel Status" },
260 { LMP_OBJ_CHANNEL_STATUS_REQ, "Channel Status Request" },
261 { LMP_OBJ_ERROR_CODE, "Error Code" },
262 { LMP_OBJ_SERVICE_CONFIG, "Service Config" },
263
264 { 0, NULL}
265 };
266
267 #define INT_SWITCHING_TYPE_SUBOBJ 1
268 #define WAVELENGTH_SUBOBJ 2
269
270 static const struct tok lmp_data_link_subobj[] = {
271 { INT_SWITCHING_TYPE_SUBOBJ, "Interface Switching Type" },
272 { WAVELENGTH_SUBOBJ , "Wavelength" },
273 { 0, NULL}
274 };
275
276 #define LMP_CTYPE_IPV4 1
277 #define LMP_CTYPE_IPV6 2
278
279 #define LMP_CTYPE_LOC 1
280 #define LMP_CTYPE_RMT 2
281 #define LMP_CTYPE_UNMD 3
282
283 #define LMP_CTYPE_IPV4_LOC 1
284 #define LMP_CTYPE_IPV4_RMT 2
285 #define LMP_CTYPE_IPV6_LOC 3
286 #define LMP_CTYPE_IPV6_RMT 4
287 #define LMP_CTYPE_UNMD_LOC 5
288 #define LMP_CTYPE_UNMD_RMT 6
289
290 #define LMP_CTYPE_1 1
291 #define LMP_CTYPE_2 2
292
293 #define LMP_CTYPE_HELLO_CONFIG 1
294 #define LMP_CTYPE_HELLO 1
295
296 #define LMP_CTYPE_BEGIN_VERIFY_ERROR 1
297 #define LMP_CTYPE_LINK_SUMMARY_ERROR 2
298
299 /* C-Types for Service Config Object */
300 #define LMP_CTYPE_SERVICE_CONFIG_SP 1
301 #define LMP_CTYPE_SERVICE_CONFIG_CPSA 2
302 #define LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM 3
303 #define LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY 4
304
305 /*
306 * Different link types allowed in the Client Port Service Attributes
307 * subobject defined for LMP Service Discovery in the UNI 1.0 spec
308 */
309 #define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH 5 /* UNI 1.0 Sec 9.4.2 */
310 #define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET 6 /* UNI 1.0 Sec 9.4.2 */
311
312 /*
313 * the ctypes are not globally unique so for
314 * translating it to strings we build a table based
315 * on objects offsetted by the ctype
316 */
317
318 static const struct tok lmp_ctype_values[] = {
319 { 256*LMP_OBJ_CC_ID+LMP_CTYPE_LOC, "Local" },
320 { 256*LMP_OBJ_CC_ID+LMP_CTYPE_RMT, "Remote" },
321 { 256*LMP_OBJ_NODE_ID+LMP_CTYPE_LOC, "Local" },
322 { 256*LMP_OBJ_NODE_ID+LMP_CTYPE_RMT, "Remote" },
323 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" },
324 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" },
325 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" },
326 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" },
327 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" },
328 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" },
329 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" },
330 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" },
331 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" },
332 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" },
333 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" },
334 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" },
335 { 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_1, "1" },
336 { 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_2, "2" },
337 { 256*LMP_OBJ_CONFIG+LMP_CTYPE_1, "1" },
338 { 256*LMP_OBJ_HELLO+LMP_CTYPE_1, "1" },
339 { 256*LMP_OBJ_VERIFY_BEGIN+LMP_CTYPE_1, "1" },
340 { 256*LMP_OBJ_VERIFY_BEGIN_ACK+LMP_CTYPE_1, "1" },
341 { 256*LMP_OBJ_VERIFY_ID+LMP_CTYPE_1, "1" },
342 { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV4, "IPv4" },
343 { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV6, "IPv6" },
344 { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_UNMD, "Unnumbered" },
345 { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV4, "IPv4" },
346 { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV6, "IPv6" },
347 { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_UNMD, "Unnumbered" },
348 { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV4, "IPv4" },
349 { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV6, "IPv6" },
350 { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_UNMD, "Unnumbered" },
351 { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV4, "IPv4" },
352 { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV6, "IPv6" },
353 { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_UNMD, "Unnumbered" },
354 { 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_1, "1" },
355 { 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_2, "2" },
356 { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_SP, "1" },
357 { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_CPSA, "2" },
358 { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM, "3" },
359 { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY, "4" },
360 { 0, NULL}
361 };
362
363 void
lmp_print(register const u_char * pptr,register u_int len)364 lmp_print(register const u_char *pptr, register u_int len) {
365
366 const struct lmp_common_header *lmp_com_header;
367 const struct lmp_object_header *lmp_obj_header;
368 const u_char *tptr,*obj_tptr;
369 int tlen,lmp_obj_len,lmp_obj_ctype,obj_tlen;
370 int hexdump;
371 int offset,subobj_type,subobj_len,total_subobj_len;
372 int link_type;
373
374 union { /* int to float conversion buffer */
375 float f;
376 u_int32_t i;
377 } bw;
378
379 tptr=pptr;
380 lmp_com_header = (const struct lmp_common_header *)pptr;
381 TCHECK(*lmp_com_header);
382
383 /*
384 * Sanity checking of the header.
385 */
386 if (LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]) != LMP_VERSION) {
387 printf("LMP version %u packet not supported",
388 LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]));
389 return;
390 }
391
392 /* in non-verbose mode just lets print the basic Message Type*/
393 if (vflag < 1) {
394 printf("LMPv%u %s Message, length: %u",
395 LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]),
396 tok2str(lmp_msg_type_values, "unknown (%u)",lmp_com_header->msg_type),
397 len);
398 return;
399 }
400
401 /* ok they seem to want to know everything - lets fully decode it */
402
403 tlen=EXTRACT_16BITS(lmp_com_header->length);
404
405 printf("\n\tLMPv%u, msg-type: %s, Flags: [%s], length: %u",
406 LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]),
407 tok2str(lmp_msg_type_values, "unknown, type: %u",lmp_com_header->msg_type),
408 bittok2str(lmp_header_flag_values,"none",lmp_com_header->flags),
409 tlen);
410
411 tptr+=sizeof(const struct lmp_common_header);
412 tlen-=sizeof(const struct lmp_common_header);
413
414 while(tlen>0) {
415 /* did we capture enough for fully decoding the object header ? */
416 if (!TTEST2(*tptr, sizeof(struct lmp_object_header)))
417 goto trunc;
418
419 lmp_obj_header = (const struct lmp_object_header *)tptr;
420 lmp_obj_len=EXTRACT_16BITS(lmp_obj_header->length);
421 lmp_obj_ctype=(lmp_obj_header->ctype)&0x7f;
422
423 if(lmp_obj_len % 4 || lmp_obj_len < 4)
424 return;
425
426 printf("\n\t %s Object (%u), Class-Type: %s (%u) Flags: [%snegotiable], length: %u",
427 tok2str(lmp_obj_values,
428 "Unknown",
429 lmp_obj_header->class_num),
430 lmp_obj_header->class_num,
431 tok2str(lmp_ctype_values,
432 "Unknown",
433 ((lmp_obj_header->class_num)<<8)+lmp_obj_ctype),
434 lmp_obj_ctype,
435 (lmp_obj_header->ctype)&0x80 ? "" : "non-",
436 lmp_obj_len);
437
438 obj_tptr=tptr+sizeof(struct lmp_object_header);
439 obj_tlen=lmp_obj_len-sizeof(struct lmp_object_header);
440
441 /* did we capture enough for fully decoding the object ? */
442 if (!TTEST2(*tptr, lmp_obj_len))
443 goto trunc;
444 hexdump=FALSE;
445
446 switch(lmp_obj_header->class_num) {
447
448 case LMP_OBJ_CC_ID:
449 switch(lmp_obj_ctype) {
450 case LMP_CTYPE_LOC:
451 case LMP_CTYPE_RMT:
452 printf("\n\t Control Channel ID: %u (0x%08x)",
453 EXTRACT_32BITS(obj_tptr),
454 EXTRACT_32BITS(obj_tptr));
455 break;
456
457 default:
458 hexdump=TRUE;
459 }
460 break;
461
462 case LMP_OBJ_LINK_ID:
463 case LMP_OBJ_INTERFACE_ID:
464 switch(lmp_obj_ctype) {
465 case LMP_CTYPE_IPV4_LOC:
466 case LMP_CTYPE_IPV4_RMT:
467 printf("\n\t IPv4 Link ID: %s (0x%08x)",
468 ipaddr_string(obj_tptr),
469 EXTRACT_32BITS(obj_tptr));
470 break;
471 #ifdef INET6
472 case LMP_CTYPE_IPV6_LOC:
473 case LMP_CTYPE_IPV6_RMT:
474 printf("\n\t IPv6 Link ID: %s (0x%08x)",
475 ip6addr_string(obj_tptr),
476 EXTRACT_32BITS(obj_tptr));
477 break;
478 #endif
479 case LMP_CTYPE_UNMD_LOC:
480 case LMP_CTYPE_UNMD_RMT:
481 printf("\n\t Link ID: %u (0x%08x)",
482 EXTRACT_32BITS(obj_tptr),
483 EXTRACT_32BITS(obj_tptr));
484 break;
485 default:
486 hexdump=TRUE;
487 }
488 break;
489
490 case LMP_OBJ_MESSAGE_ID:
491 switch(lmp_obj_ctype) {
492 case LMP_CTYPE_1:
493 printf("\n\t Message ID: %u (0x%08x)",
494 EXTRACT_32BITS(obj_tptr),
495 EXTRACT_32BITS(obj_tptr));
496 break;
497 case LMP_CTYPE_2:
498 printf("\n\t Message ID Ack: %u (0x%08x)",
499 EXTRACT_32BITS(obj_tptr),
500 EXTRACT_32BITS(obj_tptr));
501 break;
502 default:
503 hexdump=TRUE;
504 }
505 break;
506
507 case LMP_OBJ_NODE_ID:
508 switch(lmp_obj_ctype) {
509 case LMP_CTYPE_LOC:
510 case LMP_CTYPE_RMT:
511 printf("\n\t Node ID: %s (0x%08x)",
512 ipaddr_string(obj_tptr),
513 EXTRACT_32BITS(obj_tptr));
514 break;
515
516 default:
517 hexdump=TRUE;
518 }
519 break;
520
521 case LMP_OBJ_CONFIG:
522 switch(lmp_obj_ctype) {
523 case LMP_CTYPE_HELLO_CONFIG:
524 printf("\n\t Hello Interval: %u\n\t Hello Dead Interval: %u",
525 EXTRACT_16BITS(obj_tptr),
526 EXTRACT_16BITS(obj_tptr+2));
527 break;
528
529 default:
530 hexdump=TRUE;
531 }
532 break;
533
534 case LMP_OBJ_HELLO:
535 switch(lmp_obj_ctype) {
536 case LMP_CTYPE_HELLO:
537 printf("\n\t Tx Seq: %u, Rx Seq: %u",
538 EXTRACT_32BITS(obj_tptr),
539 EXTRACT_32BITS(obj_tptr+4));
540 break;
541
542 default:
543 hexdump=TRUE;
544 }
545 break;
546
547 case LMP_OBJ_TE_LINK:
548 printf("\n\t Flags: [%s]",
549 bittok2str(lmp_obj_te_link_flag_values,
550 "none",
551 EXTRACT_16BITS(obj_tptr)>>8));
552
553 switch(lmp_obj_ctype) {
554 case LMP_CTYPE_IPV4:
555 printf("\n\t Local Link-ID: %s (0x%08x)"
556 "\n\t Remote Link-ID: %s (0x%08x)",
557 ipaddr_string(obj_tptr+4),
558 EXTRACT_32BITS(obj_tptr+4),
559 ipaddr_string(obj_tptr+8),
560 EXTRACT_32BITS(obj_tptr+8));
561 break;
562
563 #ifdef INET6
564 case LMP_CTYPE_IPV6:
565 #endif
566 case LMP_CTYPE_UNMD:
567 default:
568 hexdump=TRUE;
569 }
570 break;
571
572 case LMP_OBJ_DATA_LINK:
573 printf("\n\t Flags: [%s]",
574 bittok2str(lmp_obj_data_link_flag_values,
575 "none",
576 EXTRACT_16BITS(obj_tptr)>>8));
577
578 switch(lmp_obj_ctype) {
579 case LMP_CTYPE_IPV4:
580 case LMP_CTYPE_UNMD:
581 printf("\n\t Local Interface ID: %s (0x%08x)"
582 "\n\t Remote Interface ID: %s (0x%08x)",
583 ipaddr_string(obj_tptr+4),
584 EXTRACT_32BITS(obj_tptr+4),
585 ipaddr_string(obj_tptr+8),
586 EXTRACT_32BITS(obj_tptr+8));
587
588 total_subobj_len = lmp_obj_len - 16;
589 offset = 12;
590 while (total_subobj_len > 0 && hexdump == FALSE ) {
591 subobj_type = EXTRACT_16BITS(obj_tptr+offset)>>8;
592 subobj_len = EXTRACT_16BITS(obj_tptr+offset)&0x00FF;
593 printf("\n\t Subobject, Type: %s (%u), Length: %u",
594 tok2str(lmp_data_link_subobj,
595 "Unknown",
596 subobj_type),
597 subobj_type,
598 subobj_len);
599 switch(subobj_type) {
600 case INT_SWITCHING_TYPE_SUBOBJ:
601 printf("\n\t Switching Type: %s (%u)",
602 tok2str(gmpls_switch_cap_values,
603 "Unknown",
604 EXTRACT_16BITS(obj_tptr+offset+2)>>8),
605 EXTRACT_16BITS(obj_tptr+offset+2)>>8);
606 printf("\n\t Encoding Type: %s (%u)",
607 tok2str(gmpls_encoding_values,
608 "Unknown",
609 EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF),
610 EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF);
611 bw.i = EXTRACT_32BITS(obj_tptr+offset+4);
612 printf("\n\t Min Reservable Bandwidth: %.3f Mbps",
613 bw.f*8/1000000);
614 bw.i = EXTRACT_32BITS(obj_tptr+offset+8);
615 printf("\n\t Max Reservable Bandwidth: %.3f Mbps",
616 bw.f*8/1000000);
617 break;
618 case WAVELENGTH_SUBOBJ:
619 printf("\n\t Wavelength: %u",
620 EXTRACT_32BITS(obj_tptr+offset+4));
621 break;
622 default:
623 /* Any Unknown Subobject ==> Exit loop */
624 hexdump=TRUE;
625 break;
626 }
627 total_subobj_len-=subobj_len;
628 offset+=subobj_len;
629 }
630
631 break;
632 #ifdef INET6
633 case LMP_CTYPE_IPV6:
634 #endif
635 default:
636 hexdump=TRUE;
637 }
638 break;
639
640 case LMP_OBJ_VERIFY_BEGIN:
641 switch(lmp_obj_ctype) {
642 case LMP_CTYPE_1:
643 printf("\n\t Flags: %s",
644 bittok2str(lmp_obj_begin_verify_flag_values,
645 "none",
646 EXTRACT_16BITS(obj_tptr)));
647 printf("\n\t Verify Interval: %u",
648 EXTRACT_16BITS(obj_tptr+2));
649 printf("\n\t Data links: %u",
650 EXTRACT_32BITS(obj_tptr+4));
651 printf("\n\t Encoding type: %s",
652 tok2str(gmpls_encoding_values, "Unknown", *(obj_tptr+8)));
653 printf("\n\t Verify Transport Mechanism: %u (0x%x)%s",
654 EXTRACT_16BITS(obj_tptr+10),
655 EXTRACT_16BITS(obj_tptr+10),
656 EXTRACT_16BITS(obj_tptr+10)&8000 ? " (Payload test messages capable)" : "");
657 bw.i = EXTRACT_32BITS(obj_tptr+12);
658 printf("\n\t Transmission Rate: %.3f Mbps",bw.f*8/1000000);
659 printf("\n\t Wavelength: %u",
660 EXTRACT_32BITS(obj_tptr+16));
661 break;
662
663 default:
664 hexdump=TRUE;
665 }
666 break;
667
668 case LMP_OBJ_VERIFY_BEGIN_ACK:
669 switch(lmp_obj_ctype) {
670 case LMP_CTYPE_1:
671 printf("\n\t Verify Dead Interval: %u"
672 "\n\t Verify Transport Response: %u",
673 EXTRACT_16BITS(obj_tptr),
674 EXTRACT_16BITS(obj_tptr+2));
675 break;
676
677 default:
678 hexdump=TRUE;
679 }
680 break;
681
682 case LMP_OBJ_VERIFY_ID:
683 switch(lmp_obj_ctype) {
684 case LMP_CTYPE_1:
685 printf("\n\t Verify ID: %u",
686 EXTRACT_32BITS(obj_tptr));
687 break;
688
689 default:
690 hexdump=TRUE;
691 }
692 break;
693
694 case LMP_OBJ_CHANNEL_STATUS:
695 switch(lmp_obj_ctype) {
696 case LMP_CTYPE_IPV4:
697 case LMP_CTYPE_UNMD:
698 offset = 0;
699 /* Decode pairs: <Interface_ID (4 bytes), Channel_status (4 bytes)> */
700 while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) {
701 printf("\n\t Interface ID: %s (0x%08x)",
702 ipaddr_string(obj_tptr+offset),
703 EXTRACT_32BITS(obj_tptr+offset));
704
705 printf("\n\t\t Active: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>31) ?
706 "Allocated" : "Non-allocated",
707 (EXTRACT_32BITS(obj_tptr+offset+4)>>31));
708
709 printf("\n\t\t Direction: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1 ?
710 "Transmit" : "Receive",
711 (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1);
712
713 printf("\n\t\t Channel Status: %s (%u)",
714 tok2str(lmp_obj_channel_status_values,
715 "Unknown",
716 EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF),
717 EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF);
718 offset+=8;
719 }
720 break;
721 #ifdef INET6
722 case LMP_CTYPE_IPV6:
723 #endif
724 default:
725 hexdump=TRUE;
726 }
727 break;
728
729 case LMP_OBJ_CHANNEL_STATUS_REQ:
730 switch(lmp_obj_ctype) {
731 case LMP_CTYPE_IPV4:
732 case LMP_CTYPE_UNMD:
733 offset = 0;
734 while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) {
735 printf("\n\t Interface ID: %s (0x%08x)",
736 ipaddr_string(obj_tptr+offset),
737 EXTRACT_32BITS(obj_tptr+offset));
738 offset+=4;
739 }
740 break;
741 #ifdef INET6
742 case LMP_CTYPE_IPV6:
743 #endif
744 default:
745 hexdump=TRUE;
746 }
747 break;
748
749 case LMP_OBJ_ERROR_CODE:
750 switch(lmp_obj_ctype) {
751 case LMP_CTYPE_BEGIN_VERIFY_ERROR:
752 printf("\n\t Error Code: %s",
753 bittok2str(lmp_obj_begin_verify_error_values,
754 "none",
755 EXTRACT_32BITS(obj_tptr)));
756 break;
757
758 case LMP_CTYPE_LINK_SUMMARY_ERROR:
759 printf("\n\t Error Code: %s",
760 bittok2str(lmp_obj_link_summary_error_values,
761 "none",
762 EXTRACT_32BITS(obj_tptr)));
763 break;
764 default:
765 hexdump=TRUE;
766 }
767 break;
768
769 case LMP_OBJ_SERVICE_CONFIG:
770 switch (lmp_obj_ctype) {
771 case LMP_CTYPE_SERVICE_CONFIG_SP:
772
773 printf("\n\t Flags: %s",
774 bittok2str(lmp_obj_service_config_sp_flag_values,
775 "none",
776 EXTRACT_16BITS(obj_tptr)>>8));
777
778 printf("\n\t UNI Version: %u",
779 EXTRACT_16BITS(obj_tptr) & 0x00FF);
780
781 break;
782
783 case LMP_CTYPE_SERVICE_CONFIG_CPSA:
784
785 link_type = EXTRACT_16BITS(obj_tptr)>>8;
786
787 printf("\n\t Link Type: %s (%u)",
788 tok2str(lmp_sd_service_config_cpsa_link_type_values,
789 "Unknown", link_type),
790 link_type);
791
792 if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH) {
793 printf("\n\t Signal Type: %s (%u)",
794 tok2str(lmp_sd_service_config_cpsa_signal_type_sdh_values,
795 "Unknown",
796 EXTRACT_16BITS(obj_tptr) & 0x00FF),
797 EXTRACT_16BITS(obj_tptr) & 0x00FF);
798 }
799
800 if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET) {
801 printf("\n\t Signal Type: %s (%u)",
802 tok2str(lmp_sd_service_config_cpsa_signal_type_sonet_values,
803 "Unknown",
804 EXTRACT_16BITS(obj_tptr) & 0x00FF),
805 EXTRACT_16BITS(obj_tptr) & 0x00FF);
806 }
807
808 printf("\n\t Transparency: %s",
809 bittok2str(lmp_obj_service_config_cpsa_tp_flag_values,
810 "none",
811 EXTRACT_16BITS(obj_tptr+2)>>8));
812
813 printf("\n\t Contiguous Concatenation Types: %s",
814 bittok2str(lmp_obj_service_config_cpsa_cct_flag_values,
815 "none",
816 EXTRACT_16BITS(obj_tptr+2)>>8 & 0x00FF));
817
818 printf("\n\t Minimum NCC: %u",
819 EXTRACT_16BITS(obj_tptr+4));
820
821 printf("\n\t Maximum NCC: %u",
822 EXTRACT_16BITS(obj_tptr+6));
823
824 printf("\n\t Minimum NVC:%u",
825 EXTRACT_16BITS(obj_tptr+8));
826
827 printf("\n\t Maximum NVC:%u",
828 EXTRACT_16BITS(obj_tptr+10));
829
830 printf("\n\t Local Interface ID: %s (0x%08x)",
831 ipaddr_string(obj_tptr+12),
832 EXTRACT_32BITS(obj_tptr+12));
833
834 break;
835
836 case LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM:
837
838 printf("\n\t Transparency Flags: %s",
839 bittok2str(
840 lmp_obj_service_config_nsa_transparency_flag_values,
841 "none",
842 EXTRACT_32BITS(obj_tptr)));
843
844 printf("\n\t TCM Monitoring Flags: %s",
845 bittok2str(
846 lmp_obj_service_config_nsa_tcm_flag_values,
847 "none",
848 EXTRACT_16BITS(obj_tptr+6) & 0x00FF));
849
850 break;
851
852 case LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY:
853
854 printf("\n\t Diversity: Flags: %s",
855 bittok2str(
856 lmp_obj_service_config_nsa_network_diversity_flag_values,
857 "none",
858 EXTRACT_16BITS(obj_tptr+2) & 0x00FF));
859 break;
860
861 default:
862 hexdump = TRUE;
863 };
864
865 break;
866
867 default:
868 if (vflag <= 1)
869 print_unknown_data(obj_tptr,"\n\t ",obj_tlen);
870 break;
871 }
872 /* do we want to see an additionally hexdump ? */
873 if (vflag > 1 || hexdump==TRUE)
874 print_unknown_data(tptr+sizeof(struct lmp_object_header),"\n\t ",
875 lmp_obj_len-sizeof(struct lmp_object_header));
876
877 tptr+=lmp_obj_len;
878 tlen-=lmp_obj_len;
879 }
880 return;
881 trunc:
882 printf("\n\t\t packet exceeded snapshot");
883 }
884