84d166f5c18e38ac7195b92fbd4d94fec06c6864
[dragonfly.git] / contrib / tcpdump-3.9 / print-lmp.c
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  * Original code by Hannes Gredler (hannes@juniper.net)
14  * Support for LMP service discovery extensions (defined by UNI 1.0) added
15  * by Manu Pathak (mapathak@cisco.com), May 2005
16  */
17
18 #ifndef lint
19 static const char rcsid[] _U_ =
20     "@(#) $Header: /tcpdump/master/tcpdump/print-lmp.c,v 1.5.2.4 2006/06/23 02:07:27 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 "gmpls.h"
37
38 /*
39  * LMP common header
40  *
41  *  0                   1                   2                   3
42  *  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
43  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
44  * | Vers  |      (Reserved)       |    Flags      |    Msg Type   |
45  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
46  * |          LMP Length           |          (Reserved)           |
47  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
48  */
49
50 struct lmp_common_header {
51     u_int8_t version_res[2];
52     u_int8_t flags;   
53     u_int8_t msg_type;
54     u_int8_t length[2];
55     u_int8_t reserved[2];
56 };
57
58 #define LMP_VERSION            1
59 #define LMP_EXTRACT_VERSION(x) (((x)&0xf0)>>4) 
60
61 static const struct tok lmp_header_flag_values[] = {
62     { 0x01, "Control Channel Down"},
63     { 0x02, "LMP restart"},
64     { 0, NULL}
65 };
66
67 static const struct tok lmp_obj_te_link_flag_values[] = {
68     { 0x01, "Fault Management Supported"},
69     { 0x02, "Link Verification Supported"},
70     { 0, NULL}
71 };
72
73 static const struct tok lmp_obj_data_link_flag_values[] = {
74     { 0x01, "Data Link Port"},
75     { 0x02, "Allocated for user traffic"},
76     { 0x04, "Failed link"},
77     { 0, NULL}
78 };
79
80 static const struct tok lmp_obj_channel_status_values[] = {
81     { 1, "Signal Okay"},
82     { 2, "Signal Degraded"},
83     { 3, "Signal Fail"},
84     { 0, NULL}
85 };
86
87 static const struct tok lmp_obj_begin_verify_flag_values[] = {
88     { 0x0001, "Verify all links"},
89     { 0x0002, "Data link type"},
90     { 0, NULL}
91 };
92
93 static const struct tok lmp_obj_begin_verify_error_values[] = {
94     { 0x01, "\n\t\tLink Verification Procedure Not supported"},
95     { 0x02, "\n\t\tUnwilling to verify"},
96     { 0x04, "\n\t\tUnsupported verification transport mechanism"},
97     { 0x08, "\n\t\tLink_Id configuration error"},
98     { 0x10, "\n\t\tUnknown object c-type"},
99     { 0, NULL}
100 };
101
102 static const struct tok lmp_obj_link_summary_error_values[] = {
103     { 0x01, "\n\t\tUnacceptable non-negotiable LINK_SUMMARY parameters"},
104     { 0x02, "\n\t\tRenegotiate LINK_SUMMARY parameters"},
105     { 0x04, "\n\t\tInvalid TE-LINK Object"},
106     { 0x08, "\n\t\tInvalid DATA-LINK Object"},
107     { 0x10, "\n\t\tUnknown TE-LINK Object c-type"},
108     { 0x20, "\n\t\tUnknown DATA-LINK Object c-type"},
109     { 0, NULL}
110 };
111
112 /* Service Config Supported Protocols Flags */
113 static const struct tok lmp_obj_service_config_sp_flag_values[] = {
114     { 0x01, "RSVP Supported"},
115     { 0x02, "LDP Supported"},
116     { 0, NULL}
117 };
118
119 /* Service Config Client Port Service Attribute Transparency Flags */
120 static const struct tok lmp_obj_service_config_cpsa_tp_flag_values[] = {
121     { 0x01, "Path/VC Overhead Transparency Supported"},
122     { 0x02, "Line/MS Overhead Transparency Supported"},
123     { 0x04, "Section/RS Overhead Transparency Supported"},
124     { 0, NULL}
125 };
126
127 /* Service Config Client Port Service Attribute Contiguous Concatenation Types Flags */
128 static const struct tok lmp_obj_service_config_cpsa_cct_flag_values[] = {
129     { 0x01, "Contiguous Concatenation Types Supported"},
130     { 0, NULL}
131 };
132
133 /* Service Config Network Service Attributes Transparency Flags */
134 static const struct tok lmp_obj_service_config_nsa_transparency_flag_values[] = {
135     { 0x01, "Standard SOH/RSOH Transparency Supported"},
136     { 0x02, "Standard LOH/MSOH Transparency Supported"},
137     { 0, NULL}
138 };
139
140 /* Service Config Network Service Attributes TCM Monitoring Flags */
141 static const struct tok lmp_obj_service_config_nsa_tcm_flag_values[] = {
142     { 0x01, "Transparent Tandem Connection Monitoring Supported"},
143     { 0, NULL}
144 };
145
146 /* Network Service Attributes Network Diversity Flags */
147 static const struct tok lmp_obj_service_config_nsa_network_diversity_flag_values[] = {
148     { 0x01, "Node Diversity Supported"},
149     { 0x02, "Link Diversity Supported"},
150     { 0x04, "SRLG Diversity Supported"},
151     { 0, NULL}
152 };
153
154 #define LMP_MSGTYPE_CONFIG                 1
155 #define LMP_MSGTYPE_CONFIG_ACK             2
156 #define LMP_MSGTYPE_CONFIG_NACK            3
157 #define LMP_MSGTYPE_HELLO                  4
158 #define LMP_MSGTYPE_VERIFY_BEGIN           5
159 #define LMP_MSGTYPE_VERIFY_BEGIN_ACK       6
160 #define LMP_MSGTYPE_VERIFY_BEGIN_NACK      7
161 #define LMP_MSGTYPE_VERIFY_END             8
162 #define LMP_MSGTYPE_VERIFY_END_ACK         9
163 #define LMP_MSGTYPE_TEST                  10
164 #define LMP_MSGTYPE_TEST_STATUS_SUCCESS   11
165 #define LMP_MSGTYPE_TEST_STATUS_FAILURE   12
166 #define LMP_MSGTYPE_TEST_STATUS_ACK       13
167 #define LMP_MSGTYPE_LINK_SUMMARY          14
168 #define LMP_MSGTYPE_LINK_SUMMARY_ACK      15
169 #define LMP_MSGTYPE_LINK_SUMMARY_NACK     16
170 #define LMP_MSGTYPE_CHANNEL_STATUS        17
171 #define LMP_MSGTYPE_CHANNEL_STATUS_ACK    18
172 #define LMP_MSGTYPE_CHANNEL_STATUS_REQ    19
173 #define LMP_MSGTYPE_CHANNEL_STATUS_RESP   20
174 /* LMP Service Discovery message types defined by UNI 1.0 */
175 #define LMP_MSGTYPE_SERVICE_CONFIG        50
176 #define LMP_MSGTYPE_SERVICE_CONFIG_ACK    51
177 #define LMP_MSGTYPE_SERVICE_CONFIG_NACK   52
178
179 static const struct tok lmp_msg_type_values[] = {
180     { LMP_MSGTYPE_CONFIG, "Config"},
181     { LMP_MSGTYPE_CONFIG_ACK, "Config ACK"},
182     { LMP_MSGTYPE_CONFIG_NACK, "Config NACK"},
183     { LMP_MSGTYPE_HELLO, "Hello"},
184     { LMP_MSGTYPE_VERIFY_BEGIN, "Begin Verify"},
185     { LMP_MSGTYPE_VERIFY_BEGIN_ACK, "Begin Verify ACK"},
186     { LMP_MSGTYPE_VERIFY_BEGIN_NACK, "Begin Verify NACK"},
187     { LMP_MSGTYPE_VERIFY_END, "End Verify"},
188     { LMP_MSGTYPE_VERIFY_END_ACK, "End Verify ACK"},
189     { LMP_MSGTYPE_TEST, "Test"},
190     { LMP_MSGTYPE_TEST_STATUS_SUCCESS, "Test Status Success"},
191     { LMP_MSGTYPE_TEST_STATUS_FAILURE, "Test Status Failure"},
192     { LMP_MSGTYPE_TEST_STATUS_ACK, "Test Status ACK"},
193     { LMP_MSGTYPE_LINK_SUMMARY, "Link Summary"},
194     { LMP_MSGTYPE_LINK_SUMMARY_ACK, "Link Summary ACK"},
195     { LMP_MSGTYPE_LINK_SUMMARY_NACK, "Link Summary NACK"},
196     { LMP_MSGTYPE_CHANNEL_STATUS, "Channel Status"},
197     { LMP_MSGTYPE_CHANNEL_STATUS_ACK, "Channel Status ACK"},
198     { LMP_MSGTYPE_CHANNEL_STATUS_REQ, "Channel Status Request"},
199     { LMP_MSGTYPE_CHANNEL_STATUS_RESP, "Channel Status Response"},
200     { LMP_MSGTYPE_SERVICE_CONFIG, "Service Config"},
201     { LMP_MSGTYPE_SERVICE_CONFIG_ACK, "Service Config ACK"},
202     { LMP_MSGTYPE_SERVICE_CONFIG_NACK, "Service Config NACK"},
203     { 0, NULL}
204 };
205
206 /* 
207  * LMP object header
208  *
209  *  0                   1                   2                   3
210  *  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
211  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
212  * |N|   C-Type    |     Class     |            Length             |
213  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
214  * |                                                               |
215  * //                       (object contents)                     //
216  * |                                                               |
217  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 
218  */
219
220 struct lmp_object_header {
221     u_int8_t ctype;
222     u_int8_t class_num;
223     u_int8_t length[2];
224 };
225
226 #define LMP_OBJ_CC_ID                 1
227 #define LMP_OBJ_NODE_ID               2
228 #define LMP_OBJ_LINK_ID               3
229 #define LMP_OBJ_INTERFACE_ID          4
230 #define LMP_OBJ_MESSAGE_ID            5 
231 #define LMP_OBJ_CONFIG                6
232 #define LMP_OBJ_HELLO                 7
233 #define LMP_OBJ_VERIFY_BEGIN          8
234 #define LMP_OBJ_VERIFY_BEGIN_ACK      9
235 #define LMP_OBJ_VERIFY_ID            10
236 #define LMP_OBJ_TE_LINK              11
237 #define LMP_OBJ_DATA_LINK            12
238 #define LMP_OBJ_CHANNEL_STATUS       13
239 #define LMP_OBJ_CHANNEL_STATUS_REQ   14
240 #define LMP_OBJ_ERROR_CODE           20
241
242 #define LMP_OBJ_SERVICE_CONFIG       51 /* defined in UNI 1.0 */
243
244 static const struct tok lmp_obj_values[] = {
245     { LMP_OBJ_CC_ID, "Control Channel ID" },
246     { LMP_OBJ_NODE_ID, "Node ID" },
247     { LMP_OBJ_LINK_ID, "Link ID" },
248     { LMP_OBJ_INTERFACE_ID, "Interface ID" },
249     { LMP_OBJ_MESSAGE_ID, "Message ID" },
250     { LMP_OBJ_CONFIG, "Configuration" },
251     { LMP_OBJ_HELLO, "Hello" },
252     { LMP_OBJ_VERIFY_BEGIN, "Verify Begin" },
253     { LMP_OBJ_VERIFY_BEGIN_ACK, "Verify Begin ACK" },
254     { LMP_OBJ_VERIFY_ID, "Verify ID" },
255     { LMP_OBJ_TE_LINK, "TE Link" },
256     { LMP_OBJ_DATA_LINK, "Data Link" },
257     { LMP_OBJ_CHANNEL_STATUS, "Channel Status" },
258     { LMP_OBJ_CHANNEL_STATUS_REQ, "Channel Status Request" },
259     { LMP_OBJ_ERROR_CODE, "Error Code" },
260     { LMP_OBJ_SERVICE_CONFIG, "Service Config" },
261
262     { 0, NULL}
263 };
264
265 #define INT_SWITCHING_TYPE_SUBOBJ 1
266 #define WAVELENGTH_SUBOBJ         2
267
268 static const struct tok lmp_data_link_subobj[] = {
269     { INT_SWITCHING_TYPE_SUBOBJ, "Interface Switching Type" },
270     { WAVELENGTH_SUBOBJ        , "Wavelength" },
271     { 0, NULL}
272 };
273
274 #define LMP_CTYPE_IPV4       1
275 #define LMP_CTYPE_IPV6       2
276
277 #define LMP_CTYPE_LOC        1
278 #define LMP_CTYPE_RMT        2
279 #define LMP_CTYPE_UNMD       3
280  
281 #define LMP_CTYPE_IPV4_LOC   1
282 #define LMP_CTYPE_IPV4_RMT   2
283 #define LMP_CTYPE_IPV6_LOC   3
284 #define LMP_CTYPE_IPV6_RMT   4
285 #define LMP_CTYPE_UNMD_LOC   5  
286 #define LMP_CTYPE_UNMD_RMT   6 
287
288 #define LMP_CTYPE_1          1
289 #define LMP_CTYPE_2          2
290
291 #define LMP_CTYPE_HELLO_CONFIG  1
292 #define LMP_CTYPE_HELLO         1
293
294 #define LMP_CTYPE_BEGIN_VERIFY_ERROR 1
295 #define LMP_CTYPE_LINK_SUMMARY_ERROR 2
296
297 /* C-Types for Service Config Object */
298 #define LMP_CTYPE_SERVICE_CONFIG_SP                   1
299 #define LMP_CTYPE_SERVICE_CONFIG_CPSA                 2
300 #define LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM     3
301 #define LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY    4
302
303 /* 
304  * Different link types allowed in the Client Port Service Attributes
305  * subobject defined for LMP Service Discovery in the UNI 1.0 spec
306  */
307 #define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH     5 /* UNI 1.0 Sec 9.4.2 */
308 #define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET   6 /* UNI 1.0 Sec 9.4.2 */
309
310 /*
311  * the ctypes are not globally unique so for
312  * translating it to strings we build a table based
313  * on objects offsetted by the ctype
314  */
315
316 static const struct tok lmp_ctype_values[] = {
317     { 256*LMP_OBJ_CC_ID+LMP_CTYPE_LOC, "Local" },
318     { 256*LMP_OBJ_CC_ID+LMP_CTYPE_RMT, "Remote" },
319     { 256*LMP_OBJ_NODE_ID+LMP_CTYPE_LOC, "Local" },
320     { 256*LMP_OBJ_NODE_ID+LMP_CTYPE_RMT, "Remote" },
321     { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" },
322     { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" },
323     { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" },
324     { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" },
325     { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" },
326     { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" },
327     { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" },
328     { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" },
329     { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" },
330     { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" },
331     { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" },
332     { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" },
333     { 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_1, "1" },
334     { 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_2, "2" },
335     { 256*LMP_OBJ_CONFIG+LMP_CTYPE_1, "1" },
336     { 256*LMP_OBJ_HELLO+LMP_CTYPE_1, "1" },
337     { 256*LMP_OBJ_VERIFY_BEGIN+LMP_CTYPE_1, "1" },
338     { 256*LMP_OBJ_VERIFY_BEGIN_ACK+LMP_CTYPE_1, "1" },
339     { 256*LMP_OBJ_VERIFY_ID+LMP_CTYPE_1, "1" },
340     { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV4, "IPv4" },
341     { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV6, "IPv6" },
342     { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_UNMD, "Unnumbered" },
343     { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV4, "IPv4" },
344     { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV6, "IPv6" },
345     { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_UNMD, "Unnumbered" },
346     { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV4, "IPv4" },
347     { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV6, "IPv6" },
348     { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_UNMD, "Unnumbered" },
349     { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV4, "IPv4" },
350     { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV6, "IPv6" },
351     { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_UNMD, "Unnumbered" },
352     { 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_1, "1" },
353     { 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_2, "2" },
354     { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_SP, "1" },
355     { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_CPSA, "2" },
356     { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM, "3" },
357     { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY, "4" },
358     { 0, NULL}
359 };
360
361 void
362 lmp_print(register const u_char *pptr, register u_int len) {
363
364     const struct lmp_common_header *lmp_com_header;
365     const struct lmp_object_header *lmp_obj_header;
366     const u_char *tptr,*obj_tptr;
367     int tlen,lmp_obj_len,lmp_obj_ctype,obj_tlen;
368     int hexdump;
369     int offset,subobj_type,subobj_len,total_subobj_len;
370     int link_type;
371
372     union { /* int to float conversion buffer */
373         float f; 
374         u_int32_t i;
375     } bw;
376
377     tptr=pptr;
378     lmp_com_header = (const struct lmp_common_header *)pptr;
379     TCHECK(*lmp_com_header);
380
381     /*
382      * Sanity checking of the header.
383      */
384     if (LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]) != LMP_VERSION) {
385         printf("LMP version %u packet not supported",
386                LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]));
387         return;
388     }
389
390     /* in non-verbose mode just lets print the basic Message Type*/
391     if (vflag < 1) {
392         printf("LMPv%u %s Message, length: %u",
393                LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]),
394                tok2str(lmp_msg_type_values, "unknown (%u)",lmp_com_header->msg_type),
395                len);
396         return;
397     }
398
399     /* ok they seem to want to know everything - lets fully decode it */
400
401     tlen=EXTRACT_16BITS(lmp_com_header->length);
402
403     printf("\n\tLMPv%u, msg-type: %s, Flags: [%s], length: %u",
404            LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]),
405            tok2str(lmp_msg_type_values, "unknown, type: %u",lmp_com_header->msg_type),
406            bittok2str(lmp_header_flag_values,"none",lmp_com_header->flags),
407            tlen);
408
409     tptr+=sizeof(const struct lmp_common_header);
410     tlen-=sizeof(const struct lmp_common_header);
411
412     while(tlen>0) {
413         /* did we capture enough for fully decoding the object header ? */
414         if (!TTEST2(*tptr, sizeof(struct lmp_object_header)))
415             goto trunc;
416
417         lmp_obj_header = (const struct lmp_object_header *)tptr;
418         lmp_obj_len=EXTRACT_16BITS(lmp_obj_header->length);
419         lmp_obj_ctype=(lmp_obj_header->ctype)&0x7f;
420
421         if(lmp_obj_len % 4 || lmp_obj_len < 4)
422             return;
423
424         printf("\n\t  %s Object (%u), Class-Type: %s (%u) Flags: [%snegotiable], length: %u",
425                tok2str(lmp_obj_values,
426                        "Unknown",
427                        lmp_obj_header->class_num),
428                lmp_obj_header->class_num,
429                tok2str(lmp_ctype_values,
430                        "Unknown",
431                        ((lmp_obj_header->class_num)<<8)+lmp_obj_ctype),
432                lmp_obj_ctype,
433                (lmp_obj_header->ctype)&0x80 ? "" : "non-",
434                lmp_obj_len);
435
436         obj_tptr=tptr+sizeof(struct lmp_object_header);
437         obj_tlen=lmp_obj_len-sizeof(struct lmp_object_header);
438
439         /* did we capture enough for fully decoding the object ? */
440         if (!TTEST2(*tptr, lmp_obj_len))
441             goto trunc;
442         hexdump=FALSE;
443
444         switch(lmp_obj_header->class_num) {
445
446         case LMP_OBJ_CC_ID:
447             switch(lmp_obj_ctype) {
448             case LMP_CTYPE_LOC:
449             case LMP_CTYPE_RMT:
450                 printf("\n\t    Control Channel ID: %u (0x%08x)",
451                        EXTRACT_32BITS(obj_tptr),
452                        EXTRACT_32BITS(obj_tptr));
453                 break;
454
455             default:
456                 hexdump=TRUE;
457             }
458             break;
459
460         case LMP_OBJ_LINK_ID:
461         case LMP_OBJ_INTERFACE_ID:
462             switch(lmp_obj_ctype) {
463             case LMP_CTYPE_IPV4_LOC:
464             case LMP_CTYPE_IPV4_RMT:
465                 printf("\n\t    IPv4 Link ID: %s (0x%08x)",
466                        ipaddr_string(obj_tptr),
467                        EXTRACT_32BITS(obj_tptr));
468                 break;
469 #ifdef INET6
470             case LMP_CTYPE_IPV6_LOC:
471             case LMP_CTYPE_IPV6_RMT:
472                 printf("\n\t    IPv6 Link ID: %s (0x%08x)",
473                        ip6addr_string(obj_tptr),
474                        EXTRACT_32BITS(obj_tptr));
475                 break;
476 #endif
477             case LMP_CTYPE_UNMD_LOC:
478             case LMP_CTYPE_UNMD_RMT:
479                 printf("\n\t    Link ID: %u (0x%08x)",
480                        EXTRACT_32BITS(obj_tptr),
481                        EXTRACT_32BITS(obj_tptr));
482                 break;
483             default:
484                 hexdump=TRUE;
485             }
486             break;
487
488         case LMP_OBJ_MESSAGE_ID:
489             switch(lmp_obj_ctype) {
490             case LMP_CTYPE_1:
491                 printf("\n\t    Message ID: %u (0x%08x)",
492                        EXTRACT_32BITS(obj_tptr),
493                        EXTRACT_32BITS(obj_tptr));
494                 break;
495             case LMP_CTYPE_2:
496                 printf("\n\t    Message ID Ack: %u (0x%08x)",
497                        EXTRACT_32BITS(obj_tptr),
498                        EXTRACT_32BITS(obj_tptr));
499                 break;
500             default:
501                 hexdump=TRUE;
502             }
503             break;
504
505         case LMP_OBJ_NODE_ID:
506             switch(lmp_obj_ctype) {
507             case LMP_CTYPE_LOC:
508             case LMP_CTYPE_RMT:
509                 printf("\n\t    Node ID: %s (0x%08x)",
510                        ipaddr_string(obj_tptr),
511                        EXTRACT_32BITS(obj_tptr));
512                 break;
513
514             default:
515                 hexdump=TRUE;
516             }
517             break;
518
519         case LMP_OBJ_CONFIG:
520             switch(lmp_obj_ctype) {
521             case LMP_CTYPE_HELLO_CONFIG:
522                 printf("\n\t    Hello Interval: %u\n\t    Hello Dead Interval: %u",
523                        EXTRACT_16BITS(obj_tptr),
524                        EXTRACT_16BITS(obj_tptr+2));
525                 break;
526
527             default:
528                 hexdump=TRUE;
529             }
530             break;
531         
532         case LMP_OBJ_HELLO:
533             switch(lmp_obj_ctype) {
534             case LMP_CTYPE_HELLO:
535                 printf("\n\t    TxSeqNum: %u\n\t    RcvSeqNum: %u",
536                        EXTRACT_32BITS(obj_tptr),
537                        EXTRACT_32BITS(obj_tptr+4));
538                 break;
539
540             default:
541                 hexdump=TRUE;
542             }
543             break;      
544             
545         case LMP_OBJ_TE_LINK:
546                 printf("\n\t    Flags: [%s]",
547                 bittok2str(lmp_obj_te_link_flag_values,
548                         "none",
549                         EXTRACT_16BITS(obj_tptr)>>8));
550             
551             switch(lmp_obj_ctype) {
552             case LMP_CTYPE_IPV4:
553                 printf("\n\t    Local Link-ID: %s (0x%08x) \
554                         \n\t    Remote Link-ID: %s (0x%08x)",
555                        ipaddr_string(obj_tptr+4),
556                        EXTRACT_32BITS(obj_tptr+4),
557                        ipaddr_string(obj_tptr+8),
558                        EXTRACT_32BITS(obj_tptr+8));
559                 break;
560                 
561 #ifdef INET6
562             case LMP_CTYPE_IPV6:
563 #endif
564             case LMP_CTYPE_UNMD:
565             default:
566                 hexdump=TRUE;
567             }
568             break;
569         
570         case LMP_OBJ_DATA_LINK:
571                 printf("\n\t    Flags: [%s]",
572                 bittok2str(lmp_obj_data_link_flag_values,
573                         "none",
574                         EXTRACT_16BITS(obj_tptr)>>8));
575             
576             switch(lmp_obj_ctype) {
577             case LMP_CTYPE_IPV4:
578             case LMP_CTYPE_UNMD:
579                 printf("\n\t    Local Interface ID: %s (0x%08x) \
580                         \n\t    Remote Interface ID: %s (0x%08x)",
581                        ipaddr_string(obj_tptr+4),
582                        EXTRACT_32BITS(obj_tptr+4),
583                        ipaddr_string(obj_tptr+8),
584                        EXTRACT_32BITS(obj_tptr+8));
585                 
586                 total_subobj_len = lmp_obj_len - 16;     
587                 offset = 12;
588                 while (total_subobj_len > 0 && hexdump == FALSE ) {
589                         subobj_type = EXTRACT_16BITS(obj_tptr+offset)>>8;
590                         subobj_len  = EXTRACT_16BITS(obj_tptr+offset)&0x00FF;
591                         printf("\n\t    Subobject, Type: %s (%u), Length: %u",
592                                 tok2str(lmp_data_link_subobj,
593                                         "Unknown",
594                                         subobj_type),
595                                         subobj_type,
596                                         subobj_len);
597                         switch(subobj_type) {
598                         case INT_SWITCHING_TYPE_SUBOBJ:
599                                 printf("\n\t      Switching Type: %s (%u)",
600                                         tok2str(gmpls_switch_cap_values, 
601                                                 "Unknown", 
602                                                 EXTRACT_16BITS(obj_tptr+offset+2)>>8),
603                                         EXTRACT_16BITS(obj_tptr+offset+2)>>8);
604                                 printf("\n\t      Encoding Type: %s (%u)",
605                                         tok2str(gmpls_encoding_values, 
606                                                 "Unknown", 
607                                                 EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF),
608                                         EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF);
609                                 bw.i = EXTRACT_32BITS(obj_tptr+offset+4);
610                                 printf("\n\t      Min Reservable Bandwidth: %.3f Mbps",
611                                        bw.f*8/1000000);
612                                 bw.i = EXTRACT_32BITS(obj_tptr+offset+8);
613                                 printf("\n\t      Max Reservable Bandwidth: %.3f Mbps",
614                                        bw.f*8/1000000);
615                                 break;  
616                         case WAVELENGTH_SUBOBJ:
617                                 printf("\n\t      Wavelength: %u",
618                                         EXTRACT_32BITS(obj_tptr+offset+4));
619                                 break;
620                         default:
621                                 /* Any Unknown Subobject ==> Exit loop */
622                                 hexdump=TRUE;
623                                 break;
624                         }
625                         total_subobj_len-=subobj_len;
626                         offset+=subobj_len;
627                 }
628                 
629                 break;
630 #ifdef INET6   
631             case LMP_CTYPE_IPV6:
632 #endif
633             default:
634                 hexdump=TRUE;
635             }
636             break;      
637             
638         case LMP_OBJ_VERIFY_BEGIN:
639             switch(lmp_obj_ctype) {
640             case LMP_CTYPE_1:
641                 printf("\n\t    Flags: %s",
642                 bittok2str(lmp_obj_begin_verify_flag_values,
643                         "none",
644                         EXTRACT_16BITS(obj_tptr)));
645                 printf("\n\t    Verify Interval: %u",
646                         EXTRACT_16BITS(obj_tptr+2));
647                 printf("\n\t    Data links: %u",
648                         EXTRACT_32BITS(obj_tptr+4));
649                 printf("\n\t    Encoding type: %s",
650                         tok2str(gmpls_encoding_values, "Unknown", *(obj_tptr+8)));
651                 printf("\n\t    Verify Tranport Mechanism: %u (0x%x) %s",
652                         EXTRACT_16BITS(obj_tptr+10),
653                         EXTRACT_16BITS(obj_tptr+10),
654                         EXTRACT_16BITS(obj_tptr+10)&8000 ? "(Payload test messages capable)" : "");
655                 bw.i = EXTRACT_32BITS(obj_tptr+12);
656                 printf("\n\t    Transmission Rate: %.3f Mbps",bw.f*8/1000000);
657                 printf("\n\t    Wavelength: %u",
658                         EXTRACT_32BITS(obj_tptr+16));
659                 break;
660                 
661             default:
662                 hexdump=TRUE;
663             }
664             break;      
665         
666         case LMP_OBJ_VERIFY_BEGIN_ACK:
667             switch(lmp_obj_ctype) {
668             case LMP_CTYPE_1:
669                 printf("\n\t    Verify Dead Interval: %u        \
670                         \n\t    Verify Transport Response: %u",
671                        EXTRACT_16BITS(obj_tptr),
672                        EXTRACT_16BITS(obj_tptr+2));
673                 break;
674                 
675             default:
676                 hexdump=TRUE;
677             }
678             break;      
679         
680         case LMP_OBJ_VERIFY_ID:
681             switch(lmp_obj_ctype) {
682             case LMP_CTYPE_1:
683                 printf("\n\t    Verify ID: %u",
684                        EXTRACT_32BITS(obj_tptr));
685                 break;
686                 
687             default:
688                 hexdump=TRUE;
689             }
690             break;      
691         
692         case LMP_OBJ_CHANNEL_STATUS:
693             switch(lmp_obj_ctype) {
694             case LMP_CTYPE_IPV4:
695             case LMP_CTYPE_UNMD:
696                 offset = 0;
697                 /* Decode pairs: <Interface_ID (4 bytes), Channel_status (4 bytes)> */
698                 while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) {
699                         printf("\n\t    Interface ID: %s (0x%08x)",
700                         ipaddr_string(obj_tptr+offset),
701                         EXTRACT_32BITS(obj_tptr+offset));
702                         
703                         printf("\n\t\t    Active: %s (%u)",             (EXTRACT_32BITS(obj_tptr+offset+4)>>31) ? 
704                                                 "Allocated" : "Non-allocated",
705                                 (EXTRACT_32BITS(obj_tptr+offset+4)>>31));
706                         
707                         printf("\n\t\t    Direction: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1 ? 
708                                                 "Transmit" : "Receive",
709                                 (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1);   
710                                                 
711                         printf("\n\t\t    Channel Status: %s (%u)",
712                                         tok2str(lmp_obj_channel_status_values,
713                                         "Unknown",
714                                         EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF),
715                         EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF);
716                         offset+=8;
717                 }
718                 break;
719 #ifdef INET6       
720             case LMP_CTYPE_IPV6:
721 #endif
722             default:
723                 hexdump=TRUE;
724             }
725             break;      
726         
727         case LMP_OBJ_CHANNEL_STATUS_REQ:
728             switch(lmp_obj_ctype) {
729             case LMP_CTYPE_IPV4:
730             case LMP_CTYPE_UNMD:
731                 offset = 0;
732                 while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) {
733                         printf("\n\t    Interface ID: %s (0x%08x)",
734                         ipaddr_string(obj_tptr+offset),
735                         EXTRACT_32BITS(obj_tptr+offset));
736                         offset+=4;
737                 }
738                 break;
739 #ifdef INET6       
740             case LMP_CTYPE_IPV6:
741 #endif
742             default:
743                 hexdump=TRUE;
744             }
745             break;      
746         
747         case LMP_OBJ_ERROR_CODE:
748             switch(lmp_obj_ctype) {
749             case LMP_CTYPE_BEGIN_VERIFY_ERROR:
750                 printf("\n\t    Error Code: %s",
751                 bittok2str(lmp_obj_begin_verify_error_values,
752                         "none",
753                         EXTRACT_32BITS(obj_tptr)));
754                 break;
755                 
756             case LMP_CTYPE_LINK_SUMMARY_ERROR:
757                 printf("\n\t    Error Code: %s",
758                 bittok2str(lmp_obj_link_summary_error_values,
759                         "none",
760                         EXTRACT_32BITS(obj_tptr)));
761                 break;
762             default:
763                 hexdump=TRUE;
764             }
765             break;      
766
767         case LMP_OBJ_SERVICE_CONFIG:
768             switch (lmp_obj_ctype) {
769             case LMP_CTYPE_SERVICE_CONFIG_SP:
770                 
771                 printf("\n\t Flags: %s",
772                        bittok2str(lmp_obj_service_config_sp_flag_values,
773                                   "none", 
774                                   EXTRACT_16BITS(obj_tptr)>>8));
775
776                 printf("\n\t  UNI Version: %u",
777                        EXTRACT_16BITS(obj_tptr) & 0x00FF);
778
779                 break;
780                 
781             case LMP_CTYPE_SERVICE_CONFIG_CPSA:
782                 
783                 link_type = EXTRACT_16BITS(obj_tptr)>>8;
784                 
785                 printf("\n\t Link Type: %s (%u)",
786                        tok2str(lmp_sd_service_config_cpsa_link_type_values,
787                                "Unknown", link_type),
788                        link_type);
789                 
790                 if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH) {
791                     printf("\n\t Signal Type: %s (%u)",
792                            tok2str(lmp_sd_service_config_cpsa_signal_type_sdh_values,
793                                    "Unknown",
794                                    EXTRACT_16BITS(obj_tptr) & 0x00FF),
795                            EXTRACT_16BITS(obj_tptr) & 0x00FF);
796                 }
797                 
798                 if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET) {
799                     printf("\n\t Signal Type: %s (%u)",
800                            tok2str(lmp_sd_service_config_cpsa_signal_type_sonet_values,
801                                    "Unknown",
802                                    EXTRACT_16BITS(obj_tptr) & 0x00FF),
803                            EXTRACT_16BITS(obj_tptr) & 0x00FF);
804                 }
805                 
806                 printf("\n\t Transparency: %s",
807                        bittok2str(lmp_obj_service_config_cpsa_tp_flag_values,
808                                   "none",
809                                   EXTRACT_16BITS(obj_tptr+2)>>8));
810                 
811                 printf("\n\t Contiguous Concatenation Types: %s",
812                        bittok2str(lmp_obj_service_config_cpsa_cct_flag_values,
813                                   "none",
814                                   EXTRACT_16BITS(obj_tptr+2)>>8 & 0x00FF));
815                 
816                 printf("\n\t Minimum NCC: %u",
817                        EXTRACT_16BITS(obj_tptr+4));
818                 
819                 printf("\n\t Maximum NCC: %u",
820                        EXTRACT_16BITS(obj_tptr+6));
821                 
822                 printf("\n\t Minimum NVC:%u",
823                        EXTRACT_16BITS(obj_tptr+8));
824                 
825                 printf("\n\t Maximum NVC:%u",
826                        EXTRACT_16BITS(obj_tptr+10));
827                 
828                 printf("\n\t    Local Interface ID: %s (0x%08x)",
829                        ipaddr_string(obj_tptr+12),
830                        EXTRACT_32BITS(obj_tptr+12));
831                 
832                 break;
833                 
834             case LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM:
835                 
836                 printf("\n\t Transparency Flags: %s",
837                        bittok2str(
838                            lmp_obj_service_config_nsa_transparency_flag_values,
839                            "none",
840                            EXTRACT_32BITS(obj_tptr)));
841
842                 printf("\n\t TCM Monitoring Flags: %s",
843                        bittok2str(
844                            lmp_obj_service_config_nsa_tcm_flag_values,
845                            "none",
846                            EXTRACT_16BITS(obj_tptr+6) & 0x00FF));
847                 
848                 break;
849                 
850             case LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY:
851                 
852                 printf("\n\t Diversity: Flags: %s",
853                        bittok2str(
854                            lmp_obj_service_config_nsa_network_diversity_flag_values,
855                            "none",
856                            EXTRACT_16BITS(obj_tptr+2) & 0x00FF));
857                 break;
858
859             default:
860                 hexdump = TRUE;
861             };
862
863         break;
864
865         default:
866             if (vflag <= 1)
867                 print_unknown_data(obj_tptr,"\n\t    ",obj_tlen);
868             break;
869         }
870         /* do we want to see an additionally hexdump ? */
871         if (vflag > 1 || hexdump==TRUE)
872             print_unknown_data(tptr+sizeof(sizeof(struct lmp_object_header)),"\n\t    ",
873                                lmp_obj_len-sizeof(struct lmp_object_header));
874
875         tptr+=lmp_obj_len;
876         tlen-=lmp_obj_len;
877     }
878     return;
879 trunc:
880     printf("\n\t\t packet exceeded snapshot");
881 }