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epan/dissectors/pidl/samr/samr.cnf cnf_dissect_lsa_BinaryString => lsarpc_dissect_str...
[wireshark-sm.git] / epan / dissectors / packet-ucp.c
blobde1dab4ac87489d01ec8a010f01687565747b76c
1 /* packet-ucp.c
2 * Routines for Universal Computer Protocol dissection
3 * Copyright 2001, Tom Uijldert <tom.uijldert@cmg.nl>
4 *
5 * Wireshark - Network traffic analyzer
6 * By Gerald Combs <gerald@wireshark.org>
7 * Copyright 1998 Gerald Combs
8 *
9 * SPDX-License-Identifier: GPL-2.0-or-later
10 * ----------
11 *
12 * Dissector of a UCP (Universal Computer Protocol) PDU, as defined for the
13 * ERMES paging system in ETS 300 133-3 (2nd final draft, September 1997,
14 * www.etsi.org).
15 * Includes the extension of EMI-UCP interface
16 * (V4.0, May 2001, www.advox.se/download/protocols/EMI_UCP.pdf)
17 *
18 * Support for statistics using the Stats Tree API added by
19 * Abhik Sarkar <sarkar.abhik@gmail.com>
20 *
21 */
22
23 #include "config.h"
24
25 #include <stdlib.h>
26
27 #include <epan/packet.h>
28 #include <epan/prefs.h>
29 #include <epan/expert.h>
30 #include <epan/stats_tree.h>
31 #include <epan/charsets.h>
32
33 #include <wsutil/strtoi.h>
34
35 #include "packet-tcp.h"
36
37 void proto_register_ucp(void);
38 void proto_reg_handoff_ucp(void);
39
40 /* Tap Record */
41 typedef struct _ucp_tap_rec_t {
42 unsigned message_type; /* 0 = Operation; 1 = Result */
43 unsigned operation; /* Operation Type */
44 unsigned result; /* 0 = Success; Non 0 = Error Code */
45 } ucp_tap_rec_t;
46
47 /* Preferences */
48 static bool ucp_desegment = true;
49
50 /* STX + TRN(2 num. char.) + / + LEN(5 num. char.) + / + 'O'/'R' + / + OT(2 num. char.) + / */
51 #define UCP_HEADER_SIZE 15
52
53 /*
54 * Convert ASCII-hex character to binary equivalent. No checks, assume
55 * is valid hex character.
56 */
57 #define AHex2Bin(n) (((n) & 0x40) ? ((n) & 0x0F) + 9 : ((n) & 0x0F))
58
59 #define UCP_STX 0x02 /* Start of UCP PDU */
60 #define UCP_ETX 0x03 /* End of UCP PDU */
61
62 #define UCP_MALFORMED -1 /* Not a valid PDU */
63 #define UCP_INV_CHK -2 /* Incorrect checksum */
64
65 #define UCP_TRN_OFFSET 1
66 #define UCP_LEN_OFFSET 4
67 #define UCP_O_R_OFFSET 10 /* Location of O/R field */
68 #define UCP_OT_OFFSET 12 /* Location of OT field */
69
70 #define UCP_TRN_LEN 2 /* Length of TRN-field */
71 #define UCP_LEN_LEN 5 /* Length of LEN-field */
72 #define UCP_O_R_LEN 1 /* Length of O/R-field */
73 #define UCP_OT_LEN 2 /* Length of OT-field */
74
75
76 static dissector_handle_t ucp_handle;
77
78 /*
79 * Initialize the protocol and registered fields
80 *
81 * Header (fixed) section
82 */
83 static int proto_ucp;
84
85 static int hf_ucp_hdr_TRN;
86 static int hf_ucp_hdr_LEN;
87 static int hf_ucp_hdr_O_R;
88 static int hf_ucp_hdr_OT;
89
90 /*
91 * Stats section
92 */
93 static int st_ucp_messages = -1;
94 static int st_ucp_ops = -1;
95 static int st_ucp_res = -1;
96 static int st_ucp_results = -1;
97 static int st_ucp_results_pos = -1;
98 static int st_ucp_results_neg = -1;
99
100 static const char st_str_ucp[] = "UCP Messages";
101 static const char st_str_ops[] = "Operations";
102 static const char st_str_res[] = "Results";
103 static const char st_str_ucp_res[] = "UCP Results Acks/Nacks";
104 static const char st_str_pos[] = "Positive";
105 static const char st_str_neg[] = "Negative";
106
107 /*
108 * Data (variable) section
109 */
110 static int hf_ucp_oper_section;
111 static int hf_ucp_parm_AdC;
112 static int hf_ucp_parm_OAdC;
113 static int hf_ucp_parm_DAdC;
114 static int hf_ucp_parm_AC;
115 static int hf_ucp_parm_OAC;
116 static int hf_ucp_parm_BAS;
117 static int hf_ucp_parm_LAR;
118 static int hf_ucp_parm_LAC;
119 static int hf_ucp_parm_L1R;
120 static int hf_ucp_parm_L1P;
121 static int hf_ucp_parm_L3R;
122 static int hf_ucp_parm_L3P;
123 static int hf_ucp_parm_LCR;
124 static int hf_ucp_parm_LUR;
125 static int hf_ucp_parm_LRR;
126 static int hf_ucp_parm_RT;
127 static int hf_ucp_parm_NoN;
128 static int hf_ucp_parm_NoA;
129 static int hf_ucp_parm_NoB;
130 static int hf_ucp_parm_NAC;
131 static int hf_ucp_parm_PNC;
132 static int hf_ucp_parm_AMsg;
133 static int hf_ucp_parm_LNo;
134 static int hf_ucp_parm_LST;
135 static int hf_ucp_parm_TNo;
136 static int hf_ucp_parm_CS;
137 static int hf_ucp_parm_PID;
138 static int hf_ucp_parm_NPL;
139 static int hf_ucp_parm_GA;
140 static int hf_ucp_parm_RP;
141 static int hf_ucp_parm_LRP;
142 static int hf_ucp_parm_PR;
143 static int hf_ucp_parm_LPR;
144 static int hf_ucp_parm_UM;
145 static int hf_ucp_parm_LUM;
146 static int hf_ucp_parm_RC;
147 static int hf_ucp_parm_LRC;
148 static int hf_ucp_parm_NRq;
149 static int hf_ucp_parm_GAdC;
150 static int hf_ucp_parm_A_D;
151 static int hf_ucp_parm_CT;
152 static int hf_ucp_parm_AAC;
153 static int hf_ucp_parm_MNo;
154 static int hf_ucp_parm_R_T;
155 static int hf_ucp_parm_IVR5x;
156 static int hf_ucp_parm_REQ_OT;
157 static int hf_ucp_parm_SSTAT;
158 static int hf_ucp_parm_LMN;
159 static int hf_ucp_parm_NMESS;
160 static int hf_ucp_parm_NAdC;
161 static int hf_ucp_parm_NT;
162 static int hf_ucp_parm_NPID;
163 static int hf_ucp_parm_LRq;
164 static int hf_ucp_parm_LRAd;
165 static int hf_ucp_parm_LPID;
166 static int hf_ucp_parm_DD;
167 static int hf_ucp_parm_DDT;
168 static int hf_ucp_parm_STx;
169 static int hf_ucp_parm_ST;
170 static int hf_ucp_parm_SP;
171 static int hf_ucp_parm_VP;
172 static int hf_ucp_parm_RPID;
173 static int hf_ucp_parm_SCTS;
174 static int hf_ucp_parm_Dst;
175 static int hf_ucp_parm_Rsn;
176 static int hf_ucp_parm_DSCTS;
177 static int hf_ucp_parm_MT;
178 static int hf_ucp_parm_NB;
179 static int hf_ucp_data_section;
180 static int hf_ucp_parm_MMS;
181 static int hf_ucp_parm_DCs;
182 static int hf_ucp_parm_MCLs;
183 static int hf_ucp_parm_RPI;
184 static int hf_ucp_parm_CPg;
185 static int hf_ucp_parm_RPLy;
186 static int hf_ucp_parm_OTOA;
187 static int hf_ucp_parm_HPLMN;
188 static int hf_ucp_parm_RES4;
189 static int hf_ucp_parm_RES5;
190 static int hf_ucp_parm_OTON;
191 static int hf_ucp_parm_ONPI;
192 static int hf_ucp_parm_STYP0;
193 static int hf_ucp_parm_STYP1;
194 static int hf_ucp_parm_ACK;
195 static int hf_ucp_parm_PWD;
196 static int hf_ucp_parm_NPWD;
197 static int hf_ucp_parm_VERS;
198 static int hf_ucp_parm_LAdC;
199 static int hf_ucp_parm_LTON;
200 static int hf_ucp_parm_LNPI;
201 static int hf_ucp_parm_OPID;
202 static int hf_ucp_parm_RES1;
203 static int hf_ucp_parm_RES2;
204 static int hf_ucp_parm_MVP;
205 static int hf_ucp_parm_EC;
206 static int hf_ucp_parm_SM;
207 static int hf_ucp_not_subscribed;
208 static int hf_ucp_ga_roaming;
209 static int hf_ucp_call_barring;
210 static int hf_ucp_deferred_delivery;
211 static int hf_ucp_diversion;
212
213 static int hf_ucp_parm_XSer;
214 static int hf_xser_service;
215 static int hf_xser_length;
216 static int hf_xser_data;
217
218 /* Initialize the subtree pointers */
219 static int ett_ucp;
220 static int ett_sub;
221 static int ett_XSer;
222
223 static expert_field ei_ucp_stx_missing;
224 static expert_field ei_ucp_intstring_invalid;
225 static expert_field ei_ucp_hexstring_invalid;
226 static expert_field ei_ucp_short_data;
227
228 /* Tap */
229 static int ucp_tap;
230
231 /*
232 * Value-arrays for certain field-contents
233 */
234 static const value_string vals_hdr_O_R[] = {
235 { 'O', "Operation" },
236 { 'R', "Result" },
237 { 0, NULL }
238 };
239
240 static const value_string vals_hdr_OT[] = { /* Operation type */
241 { 0, "Enquiry" },
242 { 1, "Call input" },
243 { 2, "Call input (multiple address)" },
244 { 3, "Call input (supplementary services included)" },
245 { 4, "Address list information" },
246 { 5, "Change address list" },
247 { 6, "Advice of accumulated charges" },
248 { 7, "Password management" },
249 { 8, "Legitimisation code management" },
250 { 9, "Standard text information" },
251 { 10, "Change standard text" },
252 { 11, "Request roaming information" },
253 { 12, "Change roaming information" },
254 { 13, "Roaming reset" },
255 { 14, "Message retrieval" },
256 { 15, "Request call barring" },
257 { 16, "Cancel call barring" },
258 { 17, "Request call diversion" },
259 { 18, "Cancel call diversion" },
260 { 19, "Request deferred delivery" },
261 { 20, "Cancel deferred delivery" },
262 { 21, "All features reset" },
263 { 22, "Call input (with specific character set)" },
264 { 23, "UCP version status request" },
265 { 24, "Mobile subscriber feature status request" },
266 { 30, "SMS message transfer" },
267 { 31, "SMT alert" },
268 { 32, "(proprietary)" },
269 { 34, "(proprietary)" },
270 { 36, "(proprietary)" },
271 { 38, "(proprietary)" },
272 { 40, "(proprietary)" },
273 { 41, "(proprietary)" },
274 { 42, "(proprietary)" },
275 { 43, "(proprietary)" },
276 { 44, "(proprietary)" },
277 { 45, "(proprietary)" },
278 { 51, "Submit short message" },
279 { 52, "Deliver short message" },
280 { 53, "Deliver notification" },
281 { 54, "Modify message" },
282 { 55, "Inquiry message" },
283 { 56, "Delete message" },
284 { 57, "Inquiry response message" },
285 { 58, "Delete response message" },
286 { 60, "Session management" },
287 { 61, "List management" },
288 { 95, "(proprietary)" },
289 { 96, "(proprietary)" },
290 { 97, "(proprietary)" },
291 { 98, "(proprietary)" },
292 { 99, "(proprietary)" },
293 { 0, NULL }
294 };
295 static value_string_ext vals_hdr_OT_ext = VALUE_STRING_EXT_INIT(vals_hdr_OT);
296
297 static const value_string vals_parm_EC[] = { /* Error code */
298 { 1, "Checksum error" },
299 { 2, "Syntax error" },
300 { 3, "Operation not supported by system" },
301 { 4, "Operation not allowed" },
302 { 5, "Call barring active" },
303 { 6, "AdC invalid" },
304 { 7, "Authentication failure" },
305 { 8, "Legitimisation code for all calls, failure" },
306 { 9, "GA not valid" },
307 { 10, "Repetition not allowed" },
308 { 11, "Legitimisation code for repetition, failure" },
309 { 12, "Priority call not allowed" },
310 { 13, "Legitimisation code for priority call, failure" },
311 { 14, "Urgent message not allowed" },
312 { 15, "Legitimisation code for urgent message, failure" },
313 { 16, "Reverse charging not allowed" },
314 { 17, "Legitimisation code for rev. charging, failure" },
315 { 18, "Deferred delivery not allowed" },
316 { 19, "New AC not valid" },
317 { 20, "New legitimisation code not valid" },
318 { 21, "Standard text not valid" },
319 { 22, "Time period not valid" },
320 { 23, "Message type not supported by system" },
321 { 24, "Message too long" },
322 { 25, "Requested standard text not valid" },
323 { 26, "Message type not valid for the pager type" },
324 { 27, "Message not found in SMSC" },
325 { 28, "Invalid character set" },
326 { 30, "Subscriber hang-up" },
327 { 31, "Fax group not supported" },
328 { 32, "Fax message type not supported" },
329 { 33, "Address already in list (60-series)" },
330 { 34, "Address not in list (60-series)" },
331 { 35, "List full, cannot add address to list (60-series)" },
332 { 36, "RPID already in use" },
333 { 37, "Delivery in progress" },
334 { 38, "Message forwarded" },
335 { 50, "Low network status" },
336 { 51, "Legitimisation code for standard text, failure" },
337 { 53, "Operation partially successful" },
338 { 54, "Operation not successful" },
339 { 55, "System error" },
340 { 57, "AdC already a member of GAdC address list" },
341 { 58, "AdC not a member of GAdC address list" },
342 { 59, "Requested standard text list invalid" },
343 { 61, "Not controller of GAdC address list" },
344 { 62, "Standard text too large" },
345 { 63, "Not owner of standard text list" },
346 { 64, "Address list full" },
347 { 65, "GAdC invalid" },
348 { 66, "Operation restricted to mobile subscribers" },
349 { 68, "Invalid AdC type" },
350 { 69, "Cannot add AdC to GAdC address list" },
351 { 90, "(proprietary error code)" },
352 { 91, "(proprietary error code)" },
353 { 92, "(proprietary error code)" },
354 { 93, "(proprietary error code)" },
355 { 94, "(proprietary error code)" },
356 { 95, "(proprietary error code)" },
357 { 96, "(proprietary error code)" },
358 { 97, "(proprietary error code)" },
359 { 98, "(proprietary error code)" },
360 { 99, "(proprietary error code)" },
361 { 0, NULL },
362 };
363 static value_string_ext vals_parm_EC_ext = VALUE_STRING_EXT_INIT(vals_parm_EC);
364
365 static const value_string vals_parm_NRq[] = {
366 { '0', "NAdC not used" },
367 { '1', "NAdC used" },
368 { 0, NULL },
369 };
370
371 static const value_string vals_parm_NT[] = {
372 { '0', "Default value" },
373 { '1', "Delivery notification" },
374 { '2', "Non-delivery notification" },
375 { '3', "Delivery and Non-delivery notification" },
376 { '4', "Buffered message notification" },
377 { '5', "Buffered and Delivery notification" },
378 { '6', "Buffered and Non-delivery notification" },
379 { '7', "All notifications" },
380 { 0, NULL },
381 };
382
383 static const value_string vals_parm_PID[] = {
384 { 100, "Mobile station" },
385 { 122, "Fax Group 3" },
386 { 131, "X.400" },
387 { 138, "Menu over PSTN" },
388 { 139, "PC appl. over PSTN (E.164)" },
389 { 339, "PC appl. over X.25 (X.121)" },
390 { 439, "PC appl. over ISDN (E.164)" },
391 { 539, "PC appl. over TCP/IP" },
392 { 639, "PC appl. via abbreviated number" },
393 { 0, NULL },
394 };
395
396 static const value_string vals_parm_LRq[] = {
397 { '0', "LRAd not used" },
398 { '1', "LRAd used" },
399 { 0, NULL },
400 };
401
402 static const value_string vals_parm_DD[] = {
403 { '0', "DDT not used" },
404 { '1', "DDT used" },
405 { 0, NULL },
406 };
407
408 static const value_string vals_parm_Dst[] = {
409 { '0', "delivered" },
410 { '1', "buffered (see Rsn)" },
411 { '2', "not delivered (see Rsn)" },
412 { 0, NULL },
413 };
414
415 static const value_string vals_parm_Rsn[] = {
416 { 0, "Unknown subscriber" },
417 { 1, "Service temporary not available" },
418 { 2, "Service temporary not available" },
419 { 3, "Service temporary not available" },
420 { 4, "Service temporary not available" },
421 { 5, "Service temporary not available" },
422 { 6, "Service temporary not available" },
423 { 7, "Service temporary not available" },
424 { 8, "Service temporary not available" },
425 { 9, "Illegal error code" },
426 { 10, "Network time-out" },
427 { 100, "Facility not supported" },
428 { 101, "Unknown subscriber" },
429 { 102, "Facility not provided" },
430 { 103, "Call barred" },
431 { 104, "Operation barred" },
432 { 105, "SC congestion" },
433 { 106, "Facility not supported" },
434 { 107, "Absent subscriber" },
435 { 108, "Delivery fail" },
436 { 109, "Sc congestion" },
437 { 110, "Protocol error" },
438 { 111, "MS not equipped" },
439 { 112, "Unknown SC" },
440 { 113, "SC congestion" },
441 { 114, "Illegal MS" },
442 { 115, "MS nota subscriber" },
443 { 116, "Error in MS" },
444 { 117, "SMS lower layer not provisioned" },
445 { 118, "System fail" },
446 { 119, "PLMN system failure" },
447 { 120, "HLR system failure" },
448 { 121, "VLR system failure" },
449 { 122, "Previous VLR system failure" },
450 { 123, "Controlling MSC system failure" },
451 { 124, "VMSC system failure" },
452 { 125, "EIR system failure" },
453 { 126, "System failure" },
454 { 127, "Unexpected data value" },
455 { 200, "Error in address service centre" },
456 { 201, "Invalid absolute validity period" },
457 { 202, "Short message exceeds maximum" },
458 { 203, "Unable to unpack GSM message" },
459 { 204, "Unable to convert to IRA alphabet" },
460 { 205, "Invalid validity period format" },
461 { 206, "Invalid destination address" },
462 { 207, "Duplicate message submit" },
463 { 208, "Invalid message type indicator" },
464 { 0, NULL },
465 };
466 static value_string_ext vals_parm_Rsn_ext = VALUE_STRING_EXT_INIT(vals_parm_Rsn);
467
468 static const value_string vals_parm_MT[] = {
469 { '2', "Numeric message" },
470 { '3', "Alphanumeric message" },
471 { '4', "Transparent data" },
472 { 0, NULL },
473 };
474
475 static const value_string vals_parm_DCs[] = {
476 { '0', "default alphabet" },
477 { '1', "User defined data (8 bit)" },
478 { 0, NULL },
479 };
480
481 static const value_string vals_parm_MCLs[] = {
482 { '0', "message class 0" },
483 { '1', "message class 1" },
484 { '2', "message class 2" },
485 { '3', "message class 3" },
486 { 0, NULL },
487 };
488
489 static const value_string vals_parm_RPI[] = {
490 { '1', "Request" },
491 { '2', "Response" },
492 { 0, NULL },
493 };
494
495 static const value_string vals_parm_ACK[] = {
496 { 'A', "Ack" },
497 { 'N', "Nack" },
498 { 0, NULL },
499 };
500
501 static const value_string vals_parm_RP[] = {
502 { '1', "Repetition requested" },
503 { 0, NULL },
504 };
505
506 static const value_string vals_parm_UM[] = {
507 { '1', "Urgent message" },
508 { 0, NULL },
509 };
510
511 static const value_string vals_parm_RC[] = {
512 { '1', "Reverse charging request" },
513 { 0, NULL },
514 };
515
516 static const value_string vals_parm_OTOA[] = {
517 { 1139, "The OAdC is set to NPI telephone and TON international" },
518 { 5039, "The OAdC contains an alphanumeric address" },
519 { 0, NULL }
520 };
521
522 static const value_string vals_parm_OTON[] = {
523 { '1', "International number" },
524 { '2', "National number" },
525 { '6', "Abbreviated number (short number alias)" },
526 { 0, NULL },
527 };
528
529 static const value_string vals_parm_ONPI[] = {
530 { '1', "E.164 address" },
531 { '3', "X.121 address" },
532 { '5', "Private -TCP/IP or abbreviated number- address" },
533 { 0, NULL },
534 };
535
536 static const value_string vals_parm_STYP0[] = {
537 { '1', "open session" },
538 { '2', "reserved" },
539 { '3', "change password" },
540 { '4', "open provisioning session" },
541 { '5', "reserved" },
542 { '6', "change provisioning password" },
543 { 0, NULL },
544 };
545
546 static const value_string vals_parm_STYP1[] = {
547 { '1', "add item to mo-list" },
548 { '2', "remove item from mo-list" },
549 { '3', "verify item mo-list" },
550 { '4', "add item to mt-list" },
551 { '5', "remove item from mt-list" },
552 { '6', "verify item mt-list" },
553 { 0, NULL },
554 };
555
556 static const value_string vals_parm_OPID[] = {
557 { 0, "Mobile station" },
558 { 39, "PC application" },
559 { 0, NULL },
560 };
561
562 static const value_string vals_parm_BAS[] = {
563 { '1', "Barred" },
564 { 0, NULL },
565 };
566
567 static const value_string vals_parm_LAR[] = {
568 { '1', "Leg. code for all calls requested" },
569 { 0, NULL },
570 };
571
572 static const value_string vals_parm_L1R[] = {
573 { '1', "Leg. code for priority 1 requested" },
574 { 0, NULL },
575 };
576
577 static const value_string vals_parm_L3R[] = {
578 { '1', "Leg. code for priority 3 requested" },
579 { 0, NULL },
580 };
581
582 static const value_string vals_parm_LCR[] = {
583 { '1', "Leg. code for reverse charging requested" },
584 { 0, NULL },
585 };
586
587 static const value_string vals_parm_LUR[] = {
588 { '1', "Leg. code for urgent message requested" },
589 { 0, NULL },
590 };
591
592 static const value_string vals_parm_LRR[] = {
593 { '1', "Leg. code for repetition requested" },
594 { 0, NULL },
595 };
596
597 static const value_string vals_parm_RT[] = {
598 { '1', "Tone only" },
599 { '2', "Numeric" },
600 { '3', "Alphanumeric" },
601 { '4', "Transparent data" },
602 { 0, NULL },
603 };
604
605 static const value_string vals_parm_PNC[] = {
606 { 'H', "Home PNC" },
607 { 'I', "Input PNC" },
608 { 0, NULL },
609 };
610
611 static const value_string vals_parm_A_D[] = {
612 { 'A', "Add" },
613 { 'D', "Delete" },
614 { 0, NULL },
615 };
616
617 static const value_string vals_parm_R_T[] = {
618 { 'R', "Retrieval Ok" },
619 { 'T', "Retransmit on radio channel" },
620 { 0, NULL },
621 };
622
623 static const value_string vals_parm_REQ_OT[] = {
624 { 'S', "Send used operation types" },
625 { 'N', "Don't send used operation types" },
626 { 0, NULL },
627 };
628
629 static const value_string vals_parm_SSTAT[] = {
630 { '0', "All services" },
631 { '1', "All in the moment active services" },
632 { '2', "Call diversion" },
633 { '3', "Roaming information status" },
634 { '4', "Call barring status" },
635 { '5', "Deferred delivery status" },
636 { '6', "Number of stored messages" },
637 { 0, NULL },
638 };
639
640 static const value_string vals_xser_service[] = {
641 { 0, "Not Used" },
642 { 1, "GSM UDH information" },
643 { 2, "GSM DCS information" },
644 { 3, "[Message Type] TDMA information exchange" },
645 { 4, "[Message Reference] TDMA information exchange" },
646 { 5, "[Privacy Indicator] TDMA information exchange" },
647 { 6, "[Urgency Indicator] TDMA information exchange" },
648 { 7, "[Acknowledgement Request] TDMA information exchange" },
649 { 8, "[Message Updating] TDMA information exchange" },
650 { 9, "[Call Back Number] TDMA information exchange" },
651 { 10, "[Response Code] TDMA information exchange" },
652 { 11, "[Teleservice ID] TDMA information exchange" },
653 { 12, "Billing identifier" },
654 { 13, "Single shot indicator" },
655 { 14, "Originator TON" },
656 { 15, "Originator NPI" },
657 { 16, "Recipient TON" },
658 { 17, "Recipient NPI" },
659 { 18, "Message Original Submission Time" },
660 { 19, "Destination Network Type" },
661 { 0, NULL },
662 };
663 static value_string_ext vals_xser_service_ext = VALUE_STRING_EXT_INIT(vals_xser_service);
664
665 /* For statistics */
666 static void
667 ucp_stats_tree_init(stats_tree* st)
668 {
669 st_ucp_messages = stats_tree_create_node(st, st_str_ucp, 0, STAT_DT_INT, true);
670 st_ucp_ops = stats_tree_create_node(st, st_str_ops, st_ucp_messages, STAT_DT_INT, true);
671 st_ucp_res = stats_tree_create_node(st, st_str_res, st_ucp_messages, STAT_DT_INT, true);
672 st_ucp_results = stats_tree_create_node(st, st_str_ucp_res, 0, STAT_DT_INT, true);
673 st_ucp_results_pos = stats_tree_create_node(st, st_str_pos, st_ucp_results, STAT_DT_INT, true);
674 st_ucp_results_neg = stats_tree_create_node(st, st_str_neg, st_ucp_results, STAT_DT_INT, true);
675 }
676
677 static tap_packet_status
678 ucp_stats_tree_per_packet(stats_tree *st, /* st as it was passed to us */
679 packet_info *pinfo _U_,
680 epan_dissect_t *edt _U_,
681 const void *p,
682 tap_flags_t flags _U_) /* Used for getting UCP stats */
683 {
684 const ucp_tap_rec_t *tap_rec = (const ucp_tap_rec_t*)p;
685
686 tick_stat_node(st, st_str_ucp, 0, true);
687
688 if (tap_rec->message_type == 0) /* Operation */
689 {
690 tick_stat_node(st, st_str_ops, st_ucp_messages, true);
691 tick_stat_node(st, val_to_str_ext(tap_rec->operation, &vals_hdr_OT_ext,
692 "Unknown OT: %d"), st_ucp_ops, false);
693 }
694 else /* Result */
695 {
696 tick_stat_node(st, st_str_res, st_ucp_messages, true);
697 tick_stat_node(st, val_to_str_ext(tap_rec->operation, &vals_hdr_OT_ext,
698 "Unknown OT: %d"), st_ucp_res, false);
699
700 tick_stat_node(st, st_str_ucp_res, 0, true);
701
702 if (tap_rec->result == 0) /* Positive Result */
703 {
704 tick_stat_node(st, st_str_pos, st_ucp_results, false);
705 }
706 else /* Negative Result */
707 {
708 tick_stat_node(st, st_str_neg, st_ucp_results, true);
709 tick_stat_node(st, val_to_str_ext(tap_rec->result, &vals_parm_EC_ext,
710 "Unknown EC: %d"), st_ucp_results_neg, false);
711 }
712 }
713
714 return TAP_PACKET_REDRAW;
715 }
716
717 /*!
718 * Checks whether the PDU looks a bit like UCP and checks the checksum
719 *
720 * Note: check_ucp is called only with a buffer of at least LEN+2 bytes.
721 * IOW: The buffer should contain a complete UCP PDU [STX ... ETX]
722 *
723 * \param tvb The buffer with PDU-data
724 * \param endpkt Returns pointer, indicating the end of the PDU
725 *
726 * \return The state of this PDU
727 * 0 Definitely UCP
728 * UCP_MALFORMED ???
729 * UCP_INV_CHK Nice packet, but checksum doesn't add up...
730 */
731 static int
732 check_ucp(tvbuff_t *tvb, int *endpkt)
733 {
734 unsigned offset = 1;
735 unsigned checksum = 0;
736 int pkt_check, tmp;
737 int length;
738
739 length = tvb_find_uint8(tvb, offset, -1, UCP_ETX);
740 if (length == -1) {
741 *endpkt = tvb_reported_length_remaining(tvb, offset);
742 return UCP_MALFORMED;
743 }
744 for (; offset < (unsigned) (length - 2); offset++)
745 checksum += tvb_get_uint8(tvb, offset);
746 checksum &= 0xFF;
747 tmp = tvb_get_uint8(tvb, offset++);
748 pkt_check = AHex2Bin(tmp);
749 tmp = tvb_get_uint8(tvb, offset++);
750 pkt_check = 16 * pkt_check + AHex2Bin(tmp);
751 *endpkt = offset + 1;
752 if (checksum == (unsigned) pkt_check)
753 return 0;
754 else
755 return UCP_INV_CHK;
756 }
757
758 /*!
759 * UCP equivalent of mktime() (3). Convert date to standard 'time_t' format
760 *
761 * \param len The length of datestr
762 * \param datestr The UCP-formatted date to convert
763 *
764 * \return The date in standard 'time_t' format.
765 */
766 static time_t
767 ucp_mktime(const int len, const char *datestr)
768 {
769 struct tm r_time;
770
771 r_time.tm_mday = (10 * (datestr[0] - '0') + (datestr[1] - '0'));
772
773 if (len >= 4)
774 r_time.tm_mon = (10 * (datestr[2] - '0') + (datestr[3] - '0')) - 1;
775 else
776 r_time.tm_mon = 0;
777
778 if (len >= 6)
779 r_time.tm_year = (10 * (datestr[4] - '0') + (datestr[5] - '0'));
780 else
781 r_time.tm_year = 0;
782 if (r_time.tm_year < 90)
783 r_time.tm_year += 100;
784
785 if (len >= 8)
786 r_time.tm_hour = (10 * (datestr[6] - '0') + (datestr[7] - '0'));
787 else
788 r_time.tm_hour = 0;
789
790 if (len >= 10)
791 r_time.tm_min = (10 * (datestr[8] - '0') + (datestr[9] - '0'));
792 else
793 r_time.tm_min = 0;
794
795 if (len >= 12)
796 r_time.tm_sec = (10 * (datestr[10] - '0') + (datestr[11] - '0'));
797 else
798 r_time.tm_sec = 0;
799
800 r_time.tm_isdst = -1;
801
802 return mktime(&r_time);
803 }
804
805 /*!
806 * Scanning routines to add standard types (byte, int, string, data)
807 * to the protocol-tree. Each field is separated with a slash ('/').
808 *
809 * \param tree The protocol tree to add to
810 * \param tvb Buffer containing the data
811 * \param field The actual field, whose value needs displaying
812 * \param offset Location of field within the buffer, returns location
813 * of next field.
814 *
815 */
816 static proto_item*
817 ucp_handle_string(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
818 {
819 proto_item *ti = NULL;
820 int idx, len;
821
822 idx = tvb_find_uint8(tvb, *offset, -1, '/');
823 if (idx == -1) {
824 /* Force the appropriate exception to be thrown. */
825 len = tvb_captured_length_remaining(tvb, *offset);
826 tvb_ensure_bytes_exist(tvb, *offset, len + 1);
827 } else
828 len = idx - *offset;
829 if (len > 0)
830 ti = proto_tree_add_item(tree, field, tvb, *offset, len, ENC_ASCII|ENC_NA);
831 *offset += len;
832 if (idx != -1)
833 *offset += 1; /* skip terminating '/' */
834 return ti;
835 }
836
837 static void
838 ucp_handle_IRAstring(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
839 {
840 GByteArray *bytes;
841 wmem_strbuf_t *strbuf;
842 char *strval = NULL;
843 int idx, len;
844 int tmpoff;
845
846 idx = tvb_find_uint8(tvb, *offset, -1, '/');
847 if (idx == -1) {
848 /* Force the appropriate exception to be thrown. */
849 len = tvb_captured_length_remaining(tvb, *offset);
850 tvb_ensure_bytes_exist(tvb, *offset, len + 1);
851 } else {
852 len = idx - *offset;
853 }
854 bytes = g_byte_array_sized_new(len);
855 if (tvb_get_string_bytes(tvb, *offset, len, ENC_ASCII|ENC_STR_HEX|ENC_SEP_NONE, bytes, &tmpoff)) {
856 strval = get_ts_23_038_7bits_string_unpacked(wmem_packet_scope(), bytes->data, bytes->len);
857 }
858 strbuf = wmem_strbuf_new(wmem_packet_scope(), strval);
859 while ((tmpoff + 1) < idx) {
860 wmem_strbuf_append_unichar_repl(strbuf);
861 tmpoff += 2;
862 if ((tmpoff + 1) >= idx) break;
863 bytes = g_byte_array_set_size(bytes, 0);
864 if (tvb_get_string_bytes(tvb, tmpoff, idx-tmpoff, ENC_ASCII|ENC_STR_HEX|ENC_SEP_NONE, bytes, &tmpoff)) {
865 strval = get_ts_23_038_7bits_string_unpacked(wmem_packet_scope(), bytes->data, bytes->len);
866 wmem_strbuf_append(strbuf, strval);
867 }
868 }
869 if (tmpoff < idx) {
870 /* Odd string length, which is impossible and indicates an error. */
871 wmem_strbuf_append_unichar_repl(strbuf);
872 }
873 g_byte_array_free(bytes, true);
874 if (len > 0) {
875 proto_tree_add_string(tree, field, tvb, *offset,
876 len, wmem_strbuf_finalize(strbuf));
877 }
878 *offset += len;
879 if (idx != -1)
880 *offset += 1; /* skip terminating '/' */
881 }
882
883 static unsigned
884 ucp_handle_byte(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
885 {
886 unsigned intval = 0;
887
888 if ((intval = tvb_get_uint8(tvb, (*offset)++)) != '/') {
889 proto_tree_add_uint(tree, field, tvb, *offset - 1, 1, intval);
890 (*offset)++;
891 }
892 return intval;
893 }
894
895 static unsigned
896 ucp_handle_int(proto_tree *tree, packet_info* pinfo, tvbuff_t *tvb, int field, int *offset)
897 {
898 int idx, len;
899 const char *strval;
900 unsigned intval = 0;
901 bool intval_valid;
902 proto_item *pi;
903
904 idx = tvb_find_uint8(tvb, *offset, -1, '/');
905 if (idx == -1) {
906 /* Force the appropriate exception to be thrown. */
907 len = tvb_captured_length_remaining(tvb, *offset);
908 tvb_ensure_bytes_exist(tvb, *offset, len + 1);
909 } else
910 len = idx - *offset;
911 strval = tvb_get_string_enc(wmem_packet_scope(), tvb, *offset, len, ENC_ASCII);
912 if (len > 0) {
913 intval_valid = ws_strtou32(strval, NULL, &intval);
914 pi = proto_tree_add_uint(tree, field, tvb, *offset, len, intval);
915 if (!intval_valid)
916 expert_add_info_format(pinfo, pi, &ei_ucp_intstring_invalid,
917 "Invalid integer string: %s", strval);
918 }
919 *offset += len;
920 if (idx != -1)
921 *offset += 1; /* skip terminating '/' */
922 return intval;
923 }
924
925 static void
926 ucp_handle_time(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
927 {
928 int idx, len;
929 const char *strval;
930 time_t tval;
931 nstime_t tmptime;
932
933 idx = tvb_find_uint8(tvb, *offset, -1, '/');
934 if (idx == -1) {
935 /* Force the appropriate exception to be thrown. */
936 len = tvb_captured_length_remaining(tvb, *offset);
937 tvb_ensure_bytes_exist(tvb, *offset, len + 1);
938 } else
939 len = idx - *offset;
940 strval = tvb_get_string_enc(wmem_packet_scope(), tvb, *offset, len, ENC_ASCII);
941 if (len > 0) {
942 tval = ucp_mktime(len, strval);
943 tmptime.secs = tval;
944 tmptime.nsecs = 0;
945 proto_tree_add_time(tree, field, tvb, *offset, len, &tmptime);
946 }
947 *offset += len;
948 if (idx != -1)
949 *offset += 1; /* skip terminating '/' */
950 }
951
952 static void
953 ucp_handle_data(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
954 {
955 int tmpoff = *offset;
956
957 while (tvb_get_uint8(tvb, tmpoff++) != '/')
958 ;
959 if ((tmpoff - *offset) > 1)
960 proto_tree_add_item(tree, field, tvb, *offset,
961 tmpoff - *offset - 1, ENC_NA);
962 *offset = tmpoff;
963 }
964
965 static void
966 ucp_handle_data_string(proto_tree *tree, tvbuff_t *tvb, int field, int *offset)
967 {
968 int tmpoff = *offset;
969
970 while (tvb_get_uint8(tvb, tmpoff++) != '/')
971 ;
972 if ((tmpoff - *offset) > 1)
973 proto_tree_add_item(tree, field, tvb, *offset,
974 tmpoff - *offset - 1, ENC_ASCII|ENC_NA);
975 *offset = tmpoff;
976 }
977
978 /*!
979 * Handle the data-field within the UCP-message, according the Message Type
980 * - 1 Tone only
981 * - 2 Numeric message
982 * - 3 Alphanumeric message
983 * - 4 Transparent (binary) data
984 * - 5 Standard text handling
985 * - 6 Alphanumeric message in specified character set
986 *
987 * \param tree The protocol tree to add to
988 * \param tvb Buffer containing the data
989 * \param offset Location of field within the buffer, returns location
990 * of next field.
991 */
992 static void
993 ucp_handle_mt(proto_tree *tree, packet_info* pinfo, tvbuff_t *tvb, int *offset)
994 {
995 unsigned intval;
996
997 intval = ucp_handle_byte(tree, tvb, hf_ucp_parm_MT, offset);
998 switch (intval) {
999 case '1': /* Tone only, no data */
1000 break;
1001 case '4': /* TMsg, no of bits */
1002 ucp_handle_string(tree, tvb, hf_ucp_parm_NB, offset);
1003 /* fall through here for the data piece */
1004 /* FALLTHROUGH */
1005 case '2':
1006 ucp_handle_data(tree, tvb, hf_ucp_data_section, offset);
1007 break;
1008 case '3':
1009 ucp_handle_IRAstring(tree, tvb, hf_ucp_parm_AMsg, offset);
1010 break;
1011 case '5':
1012 ucp_handle_byte(tree, tvb, hf_ucp_parm_PNC, offset);
1013 ucp_handle_string(tree, tvb, hf_ucp_parm_LNo, offset);
1014 ucp_handle_string(tree, tvb, hf_ucp_parm_LST, offset);
1015 ucp_handle_string(tree, tvb, hf_ucp_parm_TNo, offset);
1016 break;
1017 case '6':
1018 ucp_handle_data(tree, tvb, hf_ucp_data_section, offset);
1019 ucp_handle_int(tree, pinfo, tvb, hf_ucp_parm_CS, offset);
1020 break;
1021 default:
1022 break; /* No data so ? */
1023 }
1024 }
1025
1026 /*!
1027 * Handle the data within the 'Extended services' field. Each field having the
1028 * format TTLLDD..., TT being the type of service, LL giving the length of the
1029 * field, DD... containing the actual data
1030 *
1031 * \param tree The protocol tree to add to
1032 * \param tvb Buffer containing the extended services data
1033 */
1034 static void
1035 ucp_handle_XSer(proto_tree *tree, tvbuff_t *tvb)
1036 {
1037 int offset = 0;
1038 unsigned intval;
1039 int service;
1040 int len;
1041
1042 while ((intval = tvb_get_uint8(tvb, offset)) != '/') {
1043 service = AHex2Bin(intval);
1044 intval = tvb_get_uint8(tvb, offset+1);
1045 service = service * 16 + AHex2Bin(intval);
1046 intval = tvb_get_uint8(tvb, offset+2);
1047 len = AHex2Bin(intval);
1048 intval = tvb_get_uint8(tvb, offset+3);
1049 len = len * 16 + AHex2Bin(intval);
1050 proto_tree_add_uint(tree, hf_xser_service, tvb, offset, 2, service);
1051 proto_tree_add_uint(tree, hf_xser_length, tvb, offset+2, 2, len);
1052 proto_tree_add_item(tree, hf_xser_data, tvb, offset+4, len*2, ENC_ASCII);
1053 offset += 4 + (2 * len);
1054 }
1055 }
1056
1057 static proto_item*
1058 ucp_handle_alphanum_OAdC(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, int field, int *offset)
1059 {
1060 proto_item *ti = NULL;
1061 GByteArray *bytes;
1062 char *strval = NULL;
1063 int idx, len;
1064 int tmpoff;
1065
1066 idx = tvb_find_uint8(tvb, *offset, -1, '/');
1067 if (idx == -1) {
1068 /* Force the appropriate exception to be thrown. */
1069 len = tvb_captured_length_remaining(tvb, *offset);
1070 tvb_ensure_bytes_exist(tvb, *offset, len + 1);
1071 } else {
1072 len = idx - *offset;
1073 }
1074
1075 if (len == 0) {
1076 if (idx != -1)
1077 *offset += 1; /* skip terminating '/' */
1078 return ti;
1079 }
1080
1081 bytes = g_byte_array_sized_new(len);
1082 if (tvb_get_string_bytes(tvb, *offset, len, ENC_ASCII|ENC_STR_HEX|ENC_SEP_NONE, bytes, &tmpoff)) {
1083 /* If this returns true, there's at least one byte */
1084 unsigned addrlength = bytes->data[0]; // expected number of semi-octets/nibbles
1085 unsigned numdigocts = (addrlength + 1) / 2;
1086 int no_of_chars = (addrlength << 2) / 7;
1087 if (bytes->len + 1 < numdigocts) {
1088 // Short data
1089 proto_tree_add_expert(tree, pinfo, &ei_ucp_short_data, tvb, *offset, len);
1090 no_of_chars = ((bytes->len - 1) << 3) / 7;
1091 }
1092 strval = get_ts_23_038_7bits_string_packed(pinfo->pool, &bytes->data[1], 0, no_of_chars);
1093 }
1094 g_byte_array_free(bytes, true);
1095 ti = proto_tree_add_string(tree, field, tvb, *offset,
1096 len, strval);
1097 if (tmpoff < *offset + len) {
1098 /* We didn't consume all the bytes, so either a failed conversion
1099 * from ASCII hex bytes, or an odd number of bytes.
1100 */
1101 expert_add_info(pinfo, ti, &ei_ucp_hexstring_invalid);
1102 }
1103 *offset += len;
1104 if (idx != -1)
1105 *offset += 1; /* skip terminating '/' */
1106
1107 return ti;
1108 }
1109
1110 /* Next definitions are just a convenient shorthand to make the coding a
1111 * bit more readable instead of summing up all these parameters.
1112 */
1113 #define UcpHandleString(field) ucp_handle_string(tree, tvb, (field), &offset)
1114
1115 #define UcpHandleIRAString(field) \
1116 ucp_handle_IRAstring(tree, tvb, (field), &offset)
1117
1118 #define UcpHandleByte(field) ucp_handle_byte(tree, tvb, (field), &offset)
1119
1120 #define UcpHandleInt(field) ucp_handle_int(tree, pinfo, tvb, (field), &offset)
1121
1122 #define UcpHandleTime(field) ucp_handle_time(tree, tvb, (field), &offset)
1123
1124 #define UcpHandleData(field) ucp_handle_data(tree, tvb, (field), &offset)
1125
1126 #define UcpHandleDataString(field)\
1127 ucp_handle_data_string(tree, tvb, (field), &offset)
1128
1129 /*!
1130 * The next set of routines handle the different operation types,
1131 * associated with UCP.
1132 */
1133 static void
1134 add_00O(proto_tree *tree, tvbuff_t *tvb)
1135 { /* Enquiry */
1136 int offset = 1;
1137
1138 UcpHandleString(hf_ucp_parm_AdC);
1139 UcpHandleString(hf_ucp_parm_OAdC);
1140 UcpHandleString(hf_ucp_parm_OAC);
1141 }
1142
1143 static void
1144 add_00R(proto_tree *tree, packet_info* pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1145 {
1146 int offset = 1;
1147 unsigned intval;
1148
1149 intval = UcpHandleByte(hf_ucp_parm_ACK);
1150 if (intval == 'A')
1151 {
1152 UcpHandleByte(hf_ucp_parm_BAS);
1153 UcpHandleByte(hf_ucp_parm_LAR);
1154 UcpHandleByte(hf_ucp_parm_L1R);
1155 UcpHandleByte(hf_ucp_parm_L3R);
1156 UcpHandleByte(hf_ucp_parm_LCR);
1157 UcpHandleByte(hf_ucp_parm_LUR);
1158 UcpHandleByte(hf_ucp_parm_LRR);
1159 UcpHandleByte(hf_ucp_parm_RT);
1160 UcpHandleInt(hf_ucp_parm_NoN);
1161 UcpHandleInt(hf_ucp_parm_NoA);
1162 UcpHandleInt(hf_ucp_parm_NoB);
1163
1164 tap_rec->result = 0;
1165 } else {
1166 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1167 UcpHandleString(hf_ucp_parm_SM);
1168 }
1169 }
1170
1171 static void
1172 add_01O(proto_tree *tree, packet_info* pinfo, tvbuff_t *tvb)
1173 { /* Call input */
1174 int offset = 1;
1175
1176 UcpHandleString(hf_ucp_parm_AdC);
1177 UcpHandleString(hf_ucp_parm_OAdC);
1178 UcpHandleString(hf_ucp_parm_OAC);
1179 ucp_handle_mt(tree, pinfo, tvb, &offset);
1180 }
1181
1182 static void
1183 add_01R(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1184 {
1185 int offset = 1;
1186 unsigned intval;
1187
1188 intval = UcpHandleByte(hf_ucp_parm_ACK);
1189 if (intval == 'N')
1190 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1191 else
1192 tap_rec->result = 0;
1193 UcpHandleString(hf_ucp_parm_SM);
1194 }
1195
1196 static void
1197 add_02O(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1198 { /* Multiple address call input*/
1199 int offset = 1;
1200 unsigned intval;
1201 unsigned idx;
1202
1203 intval = UcpHandleInt(hf_ucp_parm_NPL);
1204 for (idx = 0; idx < intval; idx++)
1205 UcpHandleString(hf_ucp_parm_AdC);
1206
1207 UcpHandleString(hf_ucp_parm_OAdC);
1208 UcpHandleString(hf_ucp_parm_OAC);
1209 ucp_handle_mt(tree, pinfo, tvb, &offset);
1210 }
1211
1212 #define add_02R(a, b, c, d) add_01R(a, b, c, d)
1213
1214 static void
1215 add_03O(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1216 { /* Call input with SS */
1217 int offset = 1;
1218 unsigned intval;
1219 unsigned idx;
1220
1221 UcpHandleString(hf_ucp_parm_AdC);
1222 UcpHandleString(hf_ucp_parm_OAdC);
1223 UcpHandleString(hf_ucp_parm_OAC);
1224 intval = UcpHandleInt(hf_ucp_parm_NPL);
1225 for (idx = 0; idx < intval; idx++)
1226 UcpHandleString(hf_ucp_parm_GA);
1227
1228 UcpHandleByte(hf_ucp_parm_RP);
1229 UcpHandleString(hf_ucp_parm_LRP);
1230 UcpHandleByte(hf_ucp_parm_PR);
1231 UcpHandleString(hf_ucp_parm_LPR);
1232 UcpHandleByte(hf_ucp_parm_UM);
1233 UcpHandleString(hf_ucp_parm_LUM);
1234 UcpHandleByte(hf_ucp_parm_RC);
1235 UcpHandleString(hf_ucp_parm_LRC);
1236 UcpHandleByte(hf_ucp_parm_DD);
1237 UcpHandleTime(hf_ucp_parm_DDT); /* DDMMYYHHmm */
1238 ucp_handle_mt(tree, pinfo, tvb, &offset);
1239 }
1240
1241 #define add_03R(a, b, c, d) add_01R(a, b, c, d)
1242
1243 static void
1244 add_04O(proto_tree *tree, tvbuff_t *tvb)
1245 { /* Address list information */
1246 int offset = 1;
1247
1248 UcpHandleString(hf_ucp_parm_GAdC);
1249 UcpHandleString(hf_ucp_parm_AC);
1250 UcpHandleString(hf_ucp_parm_OAdC);
1251 UcpHandleString(hf_ucp_parm_OAC);
1252 }
1253
1254 static void
1255 add_04R(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1256 {
1257 int offset = 1;
1258 unsigned intval;
1259 unsigned idx;
1260
1261 intval = UcpHandleByte(hf_ucp_parm_ACK);
1262 if (intval == 'A') {
1263 intval = UcpHandleInt(hf_ucp_parm_NPL);
1264 for (idx = 0; idx < intval; idx++)
1265 UcpHandleString(hf_ucp_parm_AdC);
1266 UcpHandleString(hf_ucp_parm_GAdC);
1267 tap_rec->result = 0;
1268 } else
1269 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1270 UcpHandleString(hf_ucp_parm_SM);
1271 }
1272
1273 static void
1274 add_05O(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1275 { /* Change address list */
1276 int offset = 1;
1277 unsigned intval;
1278 unsigned idx;
1279
1280 UcpHandleString(hf_ucp_parm_GAdC);
1281 UcpHandleString(hf_ucp_parm_AC);
1282 UcpHandleString(hf_ucp_parm_OAdC);
1283 UcpHandleString(hf_ucp_parm_OAC);
1284 intval = UcpHandleInt(hf_ucp_parm_NPL);
1285 for (idx = 0; idx < intval; idx++)
1286 UcpHandleString(hf_ucp_parm_AdC);
1287 UcpHandleByte(hf_ucp_parm_A_D);
1288 }
1289
1290 #define add_05R(a, b, c, d) add_01R(a, b, c, d)
1291
1292 static void
1293 add_06O(proto_tree *tree, tvbuff_t *tvb)
1294 { /* Advice of accum. charges */
1295 int offset = 1;
1296
1297 UcpHandleString(hf_ucp_parm_AdC);
1298 UcpHandleString(hf_ucp_parm_AC);
1299 }
1300
1301 static void
1302 add_06R(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1303 {
1304 int offset = 1;
1305 unsigned intval;
1306
1307 intval = UcpHandleByte(hf_ucp_parm_ACK);
1308 if (intval == 'A') {
1309 UcpHandleTime(hf_ucp_parm_CT);
1310 UcpHandleString(hf_ucp_parm_AAC);
1311 tap_rec->result = 0;
1312 } else
1313 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1314 UcpHandleString(hf_ucp_parm_SM);
1315 }
1316
1317 static void
1318 add_07O(proto_tree *tree, tvbuff_t *tvb)
1319 { /* Password management */
1320 int offset = 1;
1321
1322 UcpHandleString(hf_ucp_parm_AdC);
1323 UcpHandleString(hf_ucp_parm_AC);
1324 UcpHandleString(hf_ucp_parm_NAC);
1325 }
1326
1327 #define add_07R(a, b, c, d) add_01R(a, b, c, d)
1328
1329 static void
1330 add_08O(proto_tree *tree, tvbuff_t *tvb)
1331 { /* Leg. code management */
1332 int offset = 1;
1333
1334 UcpHandleString(hf_ucp_parm_AdC);
1335 UcpHandleString(hf_ucp_parm_AC);
1336 UcpHandleString(hf_ucp_parm_LAC);
1337 UcpHandleString(hf_ucp_parm_L1P);
1338 UcpHandleString(hf_ucp_parm_L3P);
1339 UcpHandleString(hf_ucp_parm_LRC);
1340 UcpHandleString(hf_ucp_parm_LUM);
1341 UcpHandleString(hf_ucp_parm_LRP);
1342 UcpHandleString(hf_ucp_parm_LST);
1343 }
1344
1345 #define add_08R(a, b, c, d) add_01R(a, b, c, d)
1346
1347 static void
1348 add_09O(proto_tree *tree, tvbuff_t *tvb)
1349 { /* Standard text information */
1350 int offset = 1;
1351
1352 UcpHandleString(hf_ucp_parm_LNo);
1353 UcpHandleString(hf_ucp_parm_LST);
1354 }
1355
1356 static void
1357 add_09R(proto_tree *tree, packet_info *pinfo,tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1358 {
1359 int offset = 1;
1360 unsigned intval;
1361 unsigned idx;
1362
1363 intval = UcpHandleByte(hf_ucp_parm_ACK);
1364 if (intval == 'A') {
1365 intval = UcpHandleInt(hf_ucp_parm_NPL);
1366 for (idx = 0; idx < intval; idx++)
1367 UcpHandleString(hf_ucp_parm_LST);
1368 tap_rec->result = 0;
1369 } else
1370 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1371 UcpHandleString(hf_ucp_parm_SM);
1372 }
1373
1374 static void
1375 add_10O(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1376 { /* Change standard text */
1377 int offset = 1;
1378
1379 UcpHandleString(hf_ucp_parm_AdC);
1380 UcpHandleString(hf_ucp_parm_AC);
1381 UcpHandleString(hf_ucp_parm_LNo);
1382 UcpHandleString(hf_ucp_parm_TNo);
1383 UcpHandleData(hf_ucp_parm_STx);
1384 UcpHandleInt(hf_ucp_parm_CS);
1385 }
1386
1387 #define add_10R(a, b, c, d) add_01R(a, b, c, d)
1388
1389 #define add_11O(a, b) add_06O(a, b) /* Request roaming info */
1390
1391 static void
1392 add_11R(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1393 {
1394 int offset = 1;
1395 unsigned intval;
1396 unsigned idx;
1397
1398 intval = UcpHandleByte(hf_ucp_parm_ACK);
1399 if (intval == 'A') {
1400 intval = UcpHandleInt(hf_ucp_parm_NPL);
1401 for (idx = 0; idx < intval; idx++)
1402 UcpHandleString(hf_ucp_parm_GA);
1403 tap_rec->result = 0;
1404 } else
1405 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1406 UcpHandleString(hf_ucp_parm_SM);
1407 }
1408
1409 static void
1410 add_12O(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1411 { /* Change roaming */
1412 int offset = 1;
1413 unsigned intval;
1414 unsigned idx;
1415
1416 UcpHandleString(hf_ucp_parm_AdC);
1417 UcpHandleString(hf_ucp_parm_AC);
1418 intval = UcpHandleInt(hf_ucp_parm_NPL);
1419 for (idx = 0; idx < intval; idx++)
1420 UcpHandleString(hf_ucp_parm_GA);
1421 }
1422
1423 #define add_12R(a, b, c, d) add_01R(a, b, c, d)
1424
1425 #define add_13O(a, c) add_06O(a, c) /* Roaming reset */
1426
1427 #define add_13R(a, b, c, d) add_01R(a, b, c, d)
1428
1429 static void
1430 add_14O(proto_tree *tree, tvbuff_t *tvb)
1431 { /* Message retrieval */
1432 int offset = 1;
1433
1434 UcpHandleString(hf_ucp_parm_AdC);
1435 UcpHandleString(hf_ucp_parm_AC);
1436 UcpHandleString(hf_ucp_parm_MNo);
1437 UcpHandleByte(hf_ucp_parm_R_T);
1438 }
1439
1440 static void
1441 add_14R(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1442 {
1443 int offset = 1;
1444 unsigned intval;
1445 unsigned idx;
1446
1447 intval = UcpHandleByte(hf_ucp_parm_ACK);
1448 if (intval == 'A') {
1449 intval = UcpHandleInt(hf_ucp_parm_NPL);
1450 /*
1451 * Spec is unclear here. Is 'SM' part of the Msg:s field or not?
1452 * For now, assume it is part of it...
1453 */
1454 for (idx = 0; idx < intval; idx++)
1455 UcpHandleData(hf_ucp_data_section);
1456 tap_rec->result = 0;
1457 } else {
1458 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1459 UcpHandleString(hf_ucp_parm_SM);
1460 }
1461 }
1462
1463 static void
1464 add_15O(proto_tree *tree, tvbuff_t *tvb)
1465 { /* Request call barring */
1466 int offset = 1;
1467
1468 UcpHandleString(hf_ucp_parm_AdC);
1469 UcpHandleString(hf_ucp_parm_AC);
1470 UcpHandleTime(hf_ucp_parm_ST);
1471 UcpHandleTime(hf_ucp_parm_SP);
1472 }
1473
1474 #define add_15R(a, b, c, d) add_01R(a, b, c, d)
1475
1476 #define add_16O(a, b) add_06O(a, b) /* Cancel call barring */
1477
1478 #define add_16R(a, b, c, d) add_01R(a, b, c, d)
1479
1480 static void
1481 add_17O(proto_tree *tree, tvbuff_t *tvb)
1482 { /* Request call diversion */
1483 int offset = 1;
1484
1485 UcpHandleString(hf_ucp_parm_AdC);
1486 UcpHandleString(hf_ucp_parm_AC);
1487 UcpHandleString(hf_ucp_parm_DAdC);
1488 UcpHandleTime(hf_ucp_parm_ST);
1489 UcpHandleTime(hf_ucp_parm_SP);
1490 }
1491
1492 #define add_17R(a, b, c, d) add_01R(a, b, c, d)
1493
1494 #define add_18O(a, b) add_06O(a, b) /* Cancel call diversion */
1495
1496 #define add_18R(a, b, c, d) add_01R(a, b, c, d)
1497
1498 static void
1499 add_19O(proto_tree *tree, tvbuff_t *tvb)
1500 { /* Request deferred delivery*/
1501 int offset = 1;
1502
1503 UcpHandleString(hf_ucp_parm_AdC);
1504 UcpHandleString(hf_ucp_parm_AC);
1505 UcpHandleTime(hf_ucp_parm_ST);
1506 UcpHandleTime(hf_ucp_parm_SP);
1507 }
1508
1509 #define add_19R(a, b, c, d) add_01R(a, b, c, d)
1510
1511 #define add_20O(a, b) add_06O(a, b) /* Cancel deferred delivery */
1512
1513 #define add_20R(a, b, c, d) add_01R(a, b, c, d)
1514
1515 #define add_21O(a, b) add_06O(a, b) /* All features reset */
1516
1517 #define add_21R(a, b, c, d) add_01R(a, b, c, d)
1518
1519 static void
1520 add_22O(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1521 { /* Call input w. add. CS */
1522 int offset = 1;
1523
1524 UcpHandleString(hf_ucp_parm_AdC);
1525 UcpHandleString(hf_ucp_parm_OAdC);
1526 UcpHandleString(hf_ucp_parm_OAC);
1527 UcpHandleData(hf_ucp_data_section);
1528 UcpHandleInt(hf_ucp_parm_CS);
1529 }
1530
1531 #define add_22R(a, b, c, d) add_01R(a, b, c, d)
1532
1533 static void
1534 add_23O(proto_tree *tree, tvbuff_t *tvb)
1535 { /* UCP version status */
1536 int offset = 1;
1537
1538 UcpHandleString(hf_ucp_parm_IVR5x);
1539 UcpHandleByte(hf_ucp_parm_REQ_OT);
1540 }
1541
1542 static void
1543 add_23R(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1544 {
1545 int offset = 1;
1546 unsigned intval;
1547 unsigned idx;
1548
1549 intval = UcpHandleByte(hf_ucp_parm_ACK);
1550 if (intval == 'A') {
1551 UcpHandleByte(hf_ucp_parm_IVR5x);
1552 intval = UcpHandleInt(hf_ucp_parm_NPL);
1553 for (idx = 0; idx < intval; idx++)
1554 UcpHandleInt(hf_ucp_hdr_OT);
1555 tap_rec->result = 0;
1556 } else
1557 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1558 UcpHandleString(hf_ucp_parm_SM);
1559 }
1560
1561 static void
1562 add_24O(proto_tree *tree, tvbuff_t *tvb)
1563 { /* Mobile subs. feature stat*/
1564 int offset = 1;
1565
1566 UcpHandleString(hf_ucp_parm_AdC);
1567 UcpHandleString(hf_ucp_parm_AC);
1568 UcpHandleByte(hf_ucp_parm_SSTAT);
1569 }
1570
1571 static void
1572 add_24R(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1573 {
1574 int offset = 1;
1575 unsigned intval;
1576 unsigned idx;
1577
1578 intval = UcpHandleByte(hf_ucp_parm_ACK);
1579 if (intval == 'A') {
1580 if ((intval = tvb_get_uint8(tvb, offset++)) != '/') {
1581 proto_tree_add_item(tree, hf_ucp_ga_roaming, tvb, offset - 1, 1, ENC_NA);
1582 if (intval == 'N') {
1583 proto_tree_add_item(tree, hf_ucp_not_subscribed, tvb, offset -1, 1, ENC_NA);
1584 offset++;
1585 } else {
1586 --offset;
1587 intval = UcpHandleInt(hf_ucp_parm_NPL);
1588 for (idx = 0; idx < intval; idx++)
1589 UcpHandleData(hf_ucp_data_section);
1590 }
1591 }
1592 if ((intval = tvb_get_uint8(tvb, offset++)) != '/') {
1593 proto_tree_add_item(tree, hf_ucp_call_barring, tvb, offset - 1, 1, ENC_NA);
1594 if (intval == 'N') {
1595 proto_tree_add_item(tree, hf_ucp_not_subscribed, tvb, offset -1, 1, ENC_NA);
1596 offset++;
1597 } else {
1598 --offset;
1599 intval = UcpHandleInt(hf_ucp_parm_NPL);
1600 for (idx = 0; idx < intval; idx++)
1601 UcpHandleData(hf_ucp_data_section);
1602 }
1603 }
1604 if ((intval = tvb_get_uint8(tvb, offset++)) != '/') {
1605 proto_tree_add_item(tree, hf_ucp_deferred_delivery, tvb, offset - 1, 1, ENC_NA);
1606 if (intval == 'N') {
1607 proto_tree_add_item(tree, hf_ucp_not_subscribed, tvb, offset -1, 1, ENC_NA);
1608 offset++;
1609 } else {
1610 --offset;
1611 intval = UcpHandleInt(hf_ucp_parm_NPL);
1612 for (idx = 0; idx < intval; idx++)
1613 UcpHandleData(hf_ucp_data_section);
1614 }
1615 }
1616 if ((intval = tvb_get_uint8(tvb, offset++)) != '/') {
1617 proto_tree_add_item(tree, hf_ucp_diversion, tvb, offset - 1, 1, ENC_NA);
1618 if (intval == 'N') {
1619 proto_tree_add_item(tree, hf_ucp_not_subscribed, tvb, offset -1, 1, ENC_NA);
1620 offset++;
1621 } else {
1622 --offset;
1623 intval = UcpHandleInt(hf_ucp_parm_NPL);
1624 for (idx = 0; idx < intval; idx++)
1625 UcpHandleData(hf_ucp_data_section);
1626 }
1627 }
1628 UcpHandleInt(hf_ucp_parm_LMN);
1629 if ((intval = tvb_get_uint8(tvb, offset++)) != '/') {
1630 if (intval == 'N') {
1631 proto_tree_add_item(tree, hf_ucp_not_subscribed, tvb, offset -1, 1, ENC_NA);
1632 offset++;
1633 } else {
1634 --offset;
1635 UcpHandleInt(hf_ucp_parm_NMESS);
1636 }
1637 }
1638 tap_rec->result = 0;
1639 } else
1640 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1641 UcpHandleString(hf_ucp_parm_SM);
1642 }
1643
1644 static void
1645 add_30O(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1646 { /* SMS message transfer */
1647 int offset = 1;
1648
1649 UcpHandleString(hf_ucp_parm_AdC);
1650 UcpHandleString(hf_ucp_parm_OAdC);
1651 UcpHandleString(hf_ucp_parm_AC);
1652 UcpHandleByte(hf_ucp_parm_NRq);
1653 UcpHandleString(hf_ucp_parm_NAdC);
1654 UcpHandleInt(hf_ucp_parm_NPID);
1655 UcpHandleByte(hf_ucp_parm_DD);
1656 UcpHandleTime(hf_ucp_parm_DDT); /* DDMMYYHHmm */
1657 UcpHandleTime(hf_ucp_parm_VP); /* DDMMYYHHmm */
1658 UcpHandleIRAString(hf_ucp_parm_AMsg);
1659 }
1660
1661 static void
1662 add_30R(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, ucp_tap_rec_t *tap_rec)
1663 {
1664 int offset = 1;
1665 unsigned intval;
1666
1667 intval = UcpHandleByte(hf_ucp_parm_ACK);
1668 if (intval == 'A') {
1669 UcpHandleTime(hf_ucp_parm_MVP); /* DDMMYYHHmm */
1670 tap_rec->result = 0;
1671 } else {
1672 tap_rec->result = UcpHandleInt(hf_ucp_parm_EC);
1673 }
1674 UcpHandleString(hf_ucp_parm_SM);
1675 }
1676
1677 static void
1678 add_31O(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1679 { /* SMT alert */
1680 int offset = 1;
1681
1682 UcpHandleString(hf_ucp_parm_AdC);
1683 UcpHandleInt(hf_ucp_parm_PID);
1684 }
1685
1686 #define add_31R(a, b, c, d) add_01R(a, b, c, d)
1687
1688 static void
1689 add_5xO(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb)
1690 { /* 50-series operations */
1691 unsigned intval;
1692 int offset = 1;
1693 int tmpoff, oadc_offset;
1694 proto_item *ti, *oadc_item;
1695 tvbuff_t *tmptvb;
1696
1697 UcpHandleString(hf_ucp_parm_AdC);
1698 oadc_offset = offset;
1699 oadc_item = UcpHandleString(hf_ucp_parm_OAdC);
1700 UcpHandleString(hf_ucp_parm_AC);
1701 UcpHandleByte(hf_ucp_parm_NRq);
1702 UcpHandleString(hf_ucp_parm_NAdC);
1703 UcpHandleByte(hf_ucp_parm_NT);
1704 UcpHandleInt(hf_ucp_parm_NPID);
1705 UcpHandleByte(hf_ucp_parm_LRq);
1706 UcpHandleString(hf_ucp_parm_LRAd);
1707 UcpHandleInt(hf_ucp_parm_LPID);
1708 UcpHandleByte(hf_ucp_parm_DD);
1709 UcpHandleTime(hf_ucp_parm_DDT); /* DDMMYYHHmm */
1710 UcpHandleTime(hf_ucp_parm_VP); /* DDMMYYHHmm */
1711 UcpHandleString(hf_ucp_parm_RPID);
1712 UcpHandleTime(hf_ucp_parm_SCTS); /* DDMMYYhhmmss */
1713 UcpHandleByte(hf_ucp_parm_Dst);
1714 UcpHandleInt(hf_ucp_parm_Rsn);
1715 UcpHandleTime(hf_ucp_parm_DSCTS); /* DDMMYYhhmmss */
1716 intval = UcpHandleByte(hf_ucp_parm_MT);
1717 UcpHandleString(hf_ucp_parm_NB);
1718 if (intval != '3')
1719 UcpHandleData(hf_ucp_data_section);
1720 else
1721 UcpHandleIRAString(hf_ucp_parm_AMsg);
1722 UcpHandleByte(hf_ucp_parm_MMS);
1723 UcpHandleByte(hf_ucp_parm_PR);
1724 UcpHandleByte(hf_ucp_parm_DCs);
1725 UcpHandleByte(hf_ucp_parm_MCLs);
1726 UcpHandleByte(hf_ucp_parm_RPI);
1727 if (tvb_get_uint8(tvb, offset++) != '/') {
1728 proto_tree_add_string(tree, hf_ucp_parm_CPg, tvb, offset - 1,1,
1729 "(reserved for Code Page)");
1730 offset++;
1731 }
1732 if (tvb_get_uint8(tvb, offset++) != '/') {
1733 proto_tree_add_string(tree, hf_ucp_parm_RPLy, tvb, offset - 1,1,
1734 "(reserved for Reply type)");
1735 offset++;
1736 }
1737 intval = UcpHandleInt(hf_ucp_parm_OTOA);
1738 if (intval == 5039) {
1739 ti = ucp_handle_alphanum_OAdC(tree, pinfo, tvb, hf_ucp_parm_OAdC, &oadc_offset);
1740 if (ti && oadc_item) {
1741 proto_tree_move_item(tree, oadc_item, ti);
1742 proto_item_set_hidden(oadc_item);
1743 }
1744 }
1745 UcpHandleString(hf_ucp_parm_HPLMN);
1746 tmpoff = offset; /* Extra services */
1747 while (tvb_get_uint8(tvb, tmpoff++) != '/')
1748 ;
1749 if ((tmpoff - offset) > 1) {
1750 int len = tmpoff - offset - 1;
1751 proto_tree *subtree;
1752
1753 ti = proto_tree_add_item(tree, hf_ucp_parm_XSer, tvb, offset, len, ENC_NA);
1754 tmptvb = tvb_new_subset_length(tvb, offset, len + 1);
1755 subtree = proto_item_add_subtree(ti, ett_XSer);
1756 ucp_handle_XSer(subtree, tmptvb);
1757 }
1758 offset = tmpoff;
1759 UcpHandleDataString(hf_ucp_parm_RES4);
1760 UcpHandleDataString(hf_ucp_parm_RES5);
1761 }
1762
1763 #define add_5xR(a, b, c, d) add_30R(a, b, c, d)
1764
1765 static void
1766 add_6xO(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, uint8_t OT)
1767 { /* 60-series operations */
1768 int offset = 1;
1769
1770 UcpHandleString(hf_ucp_parm_OAdC);
1771 UcpHandleByte(hf_ucp_parm_OTON);
1772 UcpHandleByte(hf_ucp_parm_ONPI);
1773 if (OT == 60) {
1774 UcpHandleByte(hf_ucp_parm_STYP0);
1775 } else {
1776 UcpHandleByte(hf_ucp_parm_STYP1);
1777 }
1778 UcpHandleIRAString(hf_ucp_parm_PWD);
1779 UcpHandleIRAString(hf_ucp_parm_NPWD);
1780 UcpHandleString(hf_ucp_parm_VERS);
1781 UcpHandleString(hf_ucp_parm_LAdC);
1782 UcpHandleByte(hf_ucp_parm_LTON);
1783 UcpHandleByte(hf_ucp_parm_LNPI);
1784 if (OT == 60) {
1785 UcpHandleInt(hf_ucp_parm_OPID);
1786 }
1787 UcpHandleDataString(hf_ucp_parm_RES1);
1788 if (OT == 61) {
1789 UcpHandleDataString(hf_ucp_parm_RES2);
1790 }
1791 }
1792
1793 #define add_6xR(a, b, c, d) add_01R(a, b, c, d)
1794
1795 /*
1796 * End of convenient shorthands
1797 */
1798 #undef UcpHandleString
1799 #undef UcpHandleIRAString
1800 #undef UcpHandleByte
1801 #undef UcpHandleInt
1802 #undef UcpHandleTime
1803 #undef UcpHandleData
1804
1805 static unsigned
1806 get_ucp_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_)
1807 {
1808 unsigned intval=0;
1809 int i;
1810
1811 offset = offset + 4;
1812 for (i = 0; i < UCP_LEN_LEN; i++) { /* Length */
1813 intval = 10 * intval +
1814 (tvb_get_uint8(tvb, offset) - '0');
1815 offset++;
1816 }
1817
1818 return intval + 2;
1819 }
1820
1821 /*
1822 * The actual dissector
1823 */
1824
1825 /* We get here only with at least LEN+2 bytes in the buffer */
1826
1827 static int
1828 dissect_ucp_common(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
1829 {
1830 int offset = 0; /* Offset in packet within tvbuff */
1831 uint8_t O_R; /* Request or response */
1832 uint8_t OT; /* Operation type */
1833 unsigned intval;
1834 int i;
1835 int result;
1836 int endpkt;
1837 ucp_tap_rec_t *tap_rec; /* Tap record */
1838
1839 /* Set up structures needed to add the protocol subtree and manage it */
1840 proto_item *ti;
1841 proto_item *sub_ti;
1842 proto_tree *ucp_tree;
1843 proto_tree *sub_tree;
1844 tvbuff_t *tmp_tvb;
1845
1846 /* Make entries in Protocol column */
1847 col_set_str(pinfo->cinfo, COL_PROTOCOL, "UCP");
1848 col_clear(pinfo->cinfo, COL_INFO);
1849
1850 if (tvb_get_uint8(tvb, 0) != UCP_STX){
1851 proto_tree_add_expert(tree, pinfo, &ei_ucp_stx_missing, tvb, 0, -1);
1852 return tvb_captured_length(tvb);
1853 }
1854
1855 /* Get data needed for dissect_ucp_common */
1856 result = check_ucp(tvb, &endpkt);
1857
1858 O_R = tvb_get_uint8(tvb, UCP_O_R_OFFSET);
1859 OT = tvb_get_uint8(tvb, UCP_OT_OFFSET) - '0';
1860 OT = 10 * OT + (tvb_get_uint8(tvb, UCP_OT_OFFSET + 1) - '0');
1861
1862 /* Create Tap record */
1863 tap_rec = wmem_new0(wmem_packet_scope(), ucp_tap_rec_t);
1864 tap_rec->message_type = (O_R == 'O' ? 0 : 1);
1865 tap_rec->operation = OT;
1866
1867 /* Make entries in Info column on summary display */
1868 col_append_fstr(pinfo->cinfo, COL_INFO, "%s (%s)",
1869 val_to_str_ext_const(OT, &vals_hdr_OT_ext, "unknown operation"),
1870 val_to_str(O_R, vals_hdr_O_R, "Unknown (%d)"));
1871 if (result == UCP_INV_CHK)
1872 col_append_str(pinfo->cinfo, COL_INFO, " [checksum invalid]");
1873
1874 /* In the interest of speed, if "tree" is NULL, don't do any work not
1875 necessary to generate protocol tree items. */
1876 if (tree) {
1877
1878 /* create display subtree for the protocol */
1879 ti = proto_tree_add_item(tree, proto_ucp, tvb, 0, -1, ENC_NA);
1880
1881 ucp_tree = proto_item_add_subtree(ti, ett_ucp);
1882 /*
1883 * Process the packet here.
1884 * Transaction number
1885 */
1886 offset++; /* Skip <stx> */
1887 intval = tvb_get_uint8(tvb, offset+0) - '0';
1888 intval = 10 * intval + (tvb_get_uint8(tvb, offset+1) - '0');
1889 proto_tree_add_uint(ucp_tree, hf_ucp_hdr_TRN, tvb, offset,
1890 UCP_TRN_LEN, intval);
1891 offset += UCP_TRN_LEN + 1; /* Skip TN/ */
1892
1893 intval = 0;
1894 for (i = 0; i < UCP_LEN_LEN; i++) { /* Length */
1895 intval = 10 * intval +
1896 (tvb_get_uint8(tvb, offset+i) - '0');
1897 }
1898 proto_tree_add_uint(ucp_tree, hf_ucp_hdr_LEN, tvb, offset,
1899 UCP_LEN_LEN, intval);
1900 offset += UCP_LEN_LEN + 1; /* skip LEN/ */
1901
1902 proto_tree_add_uint(ucp_tree, hf_ucp_hdr_O_R, tvb, offset,
1903 UCP_O_R_LEN, O_R);
1904
1905 offset += UCP_O_R_LEN + 1; /* skip Operation_type/ */
1906
1907 proto_tree_add_uint(ucp_tree, hf_ucp_hdr_OT, tvb, offset,
1908 UCP_OT_LEN, OT);
1909 offset += UCP_OT_LEN;
1910
1911 /*
1912 * Variable part starts here.
1913 */
1914
1915 tmp_tvb = tvb_new_subset_remaining(tvb, offset);
1916 sub_ti = proto_tree_add_item(ucp_tree, hf_ucp_oper_section, tvb,
1917 offset, endpkt - offset, ENC_NA);
1918 sub_tree = proto_item_add_subtree(sub_ti, ett_sub);
1919
1920 switch (OT) {
1921 case 0:
1922 O_R == 'O' ? add_00O(sub_tree, tmp_tvb) : add_00R(sub_tree, pinfo, tmp_tvb, tap_rec);
1923 break;
1924 case 1:
1925 O_R == 'O' ? add_01O(sub_tree, pinfo, tmp_tvb) : add_01R(sub_tree, pinfo, tmp_tvb, tap_rec);
1926 break;
1927 case 2:
1928 O_R == 'O' ? add_02O(sub_tree, pinfo, tmp_tvb) : add_02R(sub_tree, pinfo, tmp_tvb, tap_rec);
1929 break;
1930 case 3:
1931 O_R == 'O' ? add_03O(sub_tree, pinfo, tmp_tvb) : add_03R(sub_tree, pinfo, tmp_tvb, tap_rec);
1932 break;
1933 case 4:
1934 O_R == 'O' ? add_04O(sub_tree, tmp_tvb) : add_04R(sub_tree, pinfo, tmp_tvb, tap_rec);
1935 break;
1936 case 5:
1937 O_R == 'O' ? add_05O(sub_tree, pinfo, tmp_tvb) : add_05R(sub_tree, pinfo, tmp_tvb, tap_rec);
1938 break;
1939 case 6:
1940 O_R == 'O' ? add_06O(sub_tree, tmp_tvb) : add_06R(sub_tree, pinfo, tmp_tvb, tap_rec);
1941 break;
1942 case 7:
1943 O_R == 'O' ? add_07O(sub_tree,tmp_tvb) : add_07R(sub_tree, pinfo, tmp_tvb, tap_rec);
1944 break;
1945 case 8:
1946 O_R == 'O' ? add_08O(sub_tree,tmp_tvb) : add_08R(sub_tree, pinfo, tmp_tvb, tap_rec);
1947 break;
1948 case 9:
1949 O_R == 'O' ? add_09O(sub_tree,tmp_tvb) : add_09R(sub_tree, pinfo, tmp_tvb, tap_rec);
1950 break;
1951 case 10:
1952 O_R == 'O' ? add_10O(sub_tree, pinfo, tmp_tvb) : add_10R(sub_tree, pinfo, tmp_tvb, tap_rec);
1953 break;
1954 case 11:
1955 O_R == 'O' ? add_11O(sub_tree,tmp_tvb) : add_11R(sub_tree, pinfo, tmp_tvb, tap_rec);
1956 break;
1957 case 12:
1958 O_R == 'O' ? add_12O(sub_tree, pinfo, tmp_tvb) : add_12R(sub_tree, pinfo, tmp_tvb, tap_rec);
1959 break;
1960 case 13:
1961 O_R == 'O' ? add_13O(sub_tree, tmp_tvb) : add_13R(sub_tree, pinfo, tmp_tvb, tap_rec);
1962 break;
1963 case 14:
1964 O_R == 'O' ? add_14O(sub_tree,tmp_tvb) : add_14R(sub_tree, pinfo, tmp_tvb, tap_rec);
1965 break;
1966 case 15:
1967 O_R == 'O' ? add_15O(sub_tree,tmp_tvb) : add_15R(sub_tree, pinfo, tmp_tvb, tap_rec);
1968 break;
1969 case 16:
1970 O_R == 'O' ? add_16O(sub_tree,tmp_tvb) : add_16R(sub_tree, pinfo, tmp_tvb, tap_rec);
1971 break;
1972 case 17:
1973 O_R == 'O' ? add_17O(sub_tree,tmp_tvb) : add_17R(sub_tree, pinfo, tmp_tvb, tap_rec);
1974 break;
1975 case 18:
1976 O_R == 'O' ? add_18O(sub_tree,tmp_tvb) : add_18R(sub_tree, pinfo, tmp_tvb, tap_rec);
1977 break;
1978 case 19:
1979 O_R == 'O' ? add_19O(sub_tree,tmp_tvb) : add_19R(sub_tree, pinfo, tmp_tvb, tap_rec);
1980 break;
1981 case 20:
1982 O_R == 'O' ? add_20O(sub_tree,tmp_tvb) : add_20R(sub_tree, pinfo, tmp_tvb, tap_rec);
1983 break;
1984 case 21:
1985 O_R == 'O' ? add_21O(sub_tree,tmp_tvb) : add_21R(sub_tree, pinfo, tmp_tvb, tap_rec);
1986 break;
1987 case 22:
1988 O_R == 'O' ? add_22O(sub_tree, pinfo, tmp_tvb) : add_22R(sub_tree, pinfo, tmp_tvb, tap_rec);
1989 break;
1990 case 23:
1991 O_R == 'O' ? add_23O(sub_tree,tmp_tvb) : add_23R(sub_tree, pinfo, tmp_tvb, tap_rec);
1992 break;
1993 case 24:
1994 O_R == 'O' ? add_24O(sub_tree,tmp_tvb) : add_24R(sub_tree, pinfo, tmp_tvb, tap_rec);
1995 break;
1996 case 30:
1997 O_R == 'O' ? add_30O(sub_tree, pinfo, tmp_tvb) : add_30R(sub_tree, pinfo, tmp_tvb, tap_rec);
1998 break;
1999 case 31:
2000 O_R == 'O' ? add_31O(sub_tree, pinfo, tmp_tvb) : add_31R(sub_tree, pinfo, tmp_tvb, tap_rec);
2001 break;
2002 case 51: case 52: case 53: case 54: case 55: case 56: case 57:
2003 case 58:
2004 O_R == 'O' ? add_5xO(sub_tree, pinfo, tmp_tvb) : add_5xR(sub_tree, pinfo, tmp_tvb, tap_rec);
2005 break;
2006 case 60: case 61:
2007 O_R == 'O' ? add_6xO(sub_tree, pinfo, tmp_tvb,OT) : add_6xR(sub_tree, pinfo, tmp_tvb, tap_rec);
2008 break;
2009 default:
2010 break;
2011 }
2012 }
2013
2014 /* Queue packet for Tap */
2015 tap_queue_packet(ucp_tap, pinfo, tap_rec);
2016
2017 return tvb_captured_length(tvb);
2018 }
2019
2020 static int
2021 dissect_ucp_tcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data)
2022 {
2023 tcp_dissect_pdus(tvb, pinfo, tree, ucp_desegment, UCP_HEADER_SIZE,
2024 get_ucp_pdu_len, dissect_ucp_common, data);
2025 return tvb_captured_length(tvb);
2026 }
2027
2028 /*
2029 * The heuristic dissector
2030 */
2031
2032 static bool
2033 dissect_ucp_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data)
2034 {
2035 conversation_t *conversation;
2036
2037 /* Heuristic */
2038
2039 if (tvb_captured_length(tvb) < UCP_HEADER_SIZE)
2040 return false;
2041
2042 if ((tvb_get_uint8(tvb, 0) != UCP_STX) ||
2043 (tvb_get_uint8(tvb, UCP_TRN_OFFSET + UCP_TRN_LEN) != '/') ||
2044 (tvb_get_uint8(tvb, UCP_LEN_OFFSET + UCP_LEN_LEN) != '/') ||
2045 (tvb_get_uint8(tvb, UCP_O_R_OFFSET + UCP_O_R_LEN) != '/') ||
2046 (tvb_get_uint8(tvb, UCP_OT_OFFSET + UCP_OT_LEN) != '/'))
2047 return false;
2048
2049 if (try_val_to_str(tvb_get_uint8(tvb, UCP_O_R_OFFSET), vals_hdr_O_R) == NULL)
2050 return false;
2051
2052 /*
2053 * Ok, looks like a valid packet
2054 */
2055
2056 /* Set up a conversation with attached dissector so dissect_ucp_heur
2057 * won't be called any more for this TCP connection.
2058 */
2059
2060 conversation = find_or_create_conversation(pinfo);
2061 conversation_set_dissector(conversation, ucp_handle);
2062
2063 dissect_ucp_tcp(tvb, pinfo, tree, data);
2064
2065 return true;
2066 }
2067
2068 /* Register the protocol with Wireshark */
2069 void
2070 proto_register_ucp(void)
2071 {
2072
2073 /* Setup list of fields */
2074 static hf_register_info hf[] = {
2075 { &hf_ucp_hdr_TRN,
2076 { "Transaction Reference Number", "ucp.hdr.TRN",
2077 FT_UINT8, BASE_DEC, NULL, 0x00,
2078 "Transaction number for this command, used in windowing.",
2079 HFILL
2080 }
2081 },
2082 { &hf_ucp_hdr_LEN,
2083 { "Length", "ucp.hdr.LEN",
2084 FT_UINT16, BASE_DEC, NULL, 0x00,
2085 "Total number of characters between <stx>...<etx>.",
2086 HFILL
2087 }
2088 },
2089 { &hf_ucp_hdr_O_R,
2090 { "Type", "ucp.hdr.O_R",
2091 FT_CHAR, BASE_HEX, VALS(vals_hdr_O_R), 0x00,
2092 "Your basic 'is a request or response'.",
2093 HFILL
2094 }
2095 },
2096 { &hf_ucp_hdr_OT,
2097 { "Operation", "ucp.hdr.OT",
2098 FT_UINT8, BASE_DEC | BASE_EXT_STRING, &vals_hdr_OT_ext, 0x00,
2099 "The operation that is requested with this message.",
2100 HFILL
2101 }
2102 },
2103 { &hf_ucp_oper_section,
2104 { "Data", "ucp.parm",
2105 FT_NONE, BASE_NONE, NULL, 0x00,
2106 "The actual content of the operation.",
2107 HFILL
2108 }
2109 },
2110 { &hf_ucp_parm_AdC,
2111 { "AdC", "ucp.parm.AdC",
2112 FT_STRING, BASE_NONE, NULL, 0x00,
2113 "Address code recipient.",
2114 HFILL
2115 }
2116 },
2117 { &hf_ucp_parm_OAdC,
2118 { "OAdC", "ucp.parm.OAdC",
2119 FT_STRING, BASE_NONE, NULL, 0x00,
2120 "Address code originator.",
2121 HFILL
2122 }
2123 },
2124 { &hf_ucp_parm_DAdC,
2125 { "DAdC", "ucp.parm.DAdC",
2126 FT_STRING, BASE_NONE, NULL, 0x00,
2127 "Diverted address code.",
2128 HFILL
2129 }
2130 },
2131 { &hf_ucp_parm_AC,
2132 { "AC", "ucp.parm.AC",
2133 FT_STRING, BASE_NONE, NULL, 0x00,
2134 "Authentication code.",
2135 HFILL
2136 }
2137 },
2138 { &hf_ucp_parm_OAC,
2139 { "OAC", "ucp.parm.OAC",
2140 FT_STRING, BASE_NONE, NULL, 0x00,
2141 "Authentication code, originator.",
2142 HFILL
2143 }
2144 },
2145 { &hf_ucp_parm_NAC,
2146 { "NAC", "ucp.parm.NAC",
2147 FT_STRING, BASE_NONE, NULL, 0x00,
2148 "New authentication code.",
2149 HFILL
2150 }
2151 },
2152 { &hf_ucp_parm_BAS,
2153 { "BAS", "ucp.parm.BAS",
2154 FT_CHAR, BASE_HEX, VALS(vals_parm_BAS), 0x00,
2155 "Barring status flag.",
2156 HFILL
2157 }
2158 },
2159 { &hf_ucp_parm_LAR,
2160 { "LAR", "ucp.parm.LAR",
2161 FT_CHAR, BASE_HEX, VALS(vals_parm_LAR), 0x00,
2162 "Leg. code for all calls flag.",
2163 HFILL
2164 }
2165 },
2166 { &hf_ucp_parm_LAC,
2167 { "LAC", "ucp.parm.LAC",
2168 FT_STRING, BASE_NONE, NULL, 0x00,
2169 "New leg. code for all calls.",
2170 HFILL
2171 }
2172 },
2173 { &hf_ucp_parm_L1R,
2174 { "L1R", "ucp.parm.L1R",
2175 FT_CHAR, BASE_HEX, VALS(vals_parm_L1R), 0x00,
2176 "Leg. code for priority 1 flag.",
2177 HFILL
2178 }
2179 },
2180 { &hf_ucp_parm_L1P,
2181 { "L1P", "ucp.parm.L1P",
2182 FT_STRING, BASE_NONE, NULL, 0x00,
2183 "New leg. code for level 1 priority.",
2184 HFILL
2185 }
2186 },
2187 { &hf_ucp_parm_L3R,
2188 { "L3R", "ucp.parm.L3R",
2189 FT_CHAR, BASE_HEX, VALS(vals_parm_L3R), 0x00,
2190 "Leg. code for priority 3 flag.",
2191 HFILL
2192 }
2193 },
2194 { &hf_ucp_parm_L3P,
2195 { "L3P", "ucp.parm.L3P",
2196 FT_STRING, BASE_NONE, NULL, 0x00,
2197 "New leg. code for level 3 priority.",
2198 HFILL
2199 }
2200 },
2201 { &hf_ucp_parm_LCR,
2202 { "LCR", "ucp.parm.LCR",
2203 FT_CHAR, BASE_HEX, VALS(vals_parm_LCR), 0x00,
2204 "Leg. code for reverse charging flag.",
2205 HFILL
2206 }
2207 },
2208 { &hf_ucp_parm_LUR,
2209 { "LUR", "ucp.parm.LUR",
2210 FT_CHAR, BASE_HEX, VALS(vals_parm_LUR), 0x00,
2211 "Leg. code for urgent message flag.",
2212 HFILL
2213 }
2214 },
2215 { &hf_ucp_parm_LRR,
2216 { "LRR", "ucp.parm.LRR",
2217 FT_CHAR, BASE_HEX, VALS(vals_parm_LRR), 0x00,
2218 "Leg. code for repetition flag.",
2219 HFILL
2220 }
2221 },
2222 { &hf_ucp_parm_RT,
2223 { "RT", "ucp.parm.RT",
2224 FT_CHAR, BASE_HEX, VALS(vals_parm_RT), 0x00,
2225 "Receiver type.",
2226 HFILL
2227 }
2228 },
2229 { &hf_ucp_parm_NoN,
2230 { "NoN", "ucp.parm.NoN",
2231 FT_UINT16, BASE_DEC, NULL, 0x00,
2232 "Maximum number of numerical characters accepted.",
2233 HFILL
2234 }
2235 },
2236 { &hf_ucp_parm_NoA,
2237 { "NoA", "ucp.parm.NoA",
2238 FT_UINT16, BASE_DEC, NULL, 0x00,
2239 "Maximum number of alphanumerical characters accepted.",
2240 HFILL
2241 }
2242 },
2243 { &hf_ucp_parm_NoB,
2244 { "NoB", "ucp.parm.NoB",
2245 FT_UINT16, BASE_DEC, NULL, 0x00,
2246 "Maximum number of data bits accepted.",
2247 HFILL
2248 }
2249 },
2250 { &hf_ucp_parm_PNC,
2251 { "PNC", "ucp.parm.PNC",
2252 FT_CHAR, BASE_HEX, VALS(vals_parm_PNC), 0x00,
2253 "Paging network controller.",
2254 HFILL
2255 }
2256 },
2257 { &hf_ucp_parm_AMsg,
2258 { "AMsg", "ucp.parm.AMsg",
2259 FT_STRING, BASE_NONE, NULL, 0x00,
2260 "The alphanumeric message that is being sent.",
2261 HFILL
2262 }
2263 },
2264 { &hf_ucp_parm_LNo,
2265 { "LNo", "ucp.parm.LNo",
2266 FT_STRING, BASE_NONE, NULL, 0x00,
2267 "Standard text list number requested by calling party.",
2268 HFILL
2269 }
2270 },
2271 { &hf_ucp_parm_LST,
2272 { "LST", "ucp.parm.LST",
2273 FT_STRING, BASE_NONE, NULL, 0x00,
2274 "Legitimisation code for standard text.",
2275 HFILL
2276 }
2277 },
2278 { &hf_ucp_parm_TNo,
2279 { "TNo", "ucp.parm.TNo",
2280 FT_STRING, BASE_NONE, NULL, 0x00,
2281 "Standard text number requested by calling party.",
2282 HFILL
2283 }
2284 },
2285 { &hf_ucp_parm_CS,
2286 { "CS", "ucp.parm.CS",
2287 FT_UINT8, BASE_DEC, NULL, 0x00,
2288 "Additional character set number.",
2289 HFILL
2290 }
2291 },
2292 { &hf_ucp_parm_PID,
2293 { "PID", "ucp.parm.PID",
2294 FT_UINT16, BASE_DEC, VALS(vals_parm_PID), 0x00,
2295 "SMT PID value.",
2296 HFILL
2297 }
2298 },
2299 { &hf_ucp_parm_NPL,
2300 { "NPL", "ucp.parm.NPL",
2301 FT_UINT16, BASE_DEC, NULL, 0x00,
2302 "Number of parameters in the following list.",
2303 HFILL
2304 }
2305 },
2306 { &hf_ucp_parm_GA,
2307 { "GA", "ucp.parm.GA",
2308 FT_STRING, BASE_NONE, NULL, 0x00,
2309 "GA?? haven't got a clue.",
2310 HFILL
2311 }
2312 },
2313 { &hf_ucp_parm_RP,
2314 { "RP", "ucp.parm.RP",
2315 FT_CHAR, BASE_HEX, VALS(vals_parm_RP), 0x00,
2316 "Repetition requested.",
2317 HFILL
2318 }
2319 },
2320 { &hf_ucp_parm_LRP,
2321 { "LRP", "ucp.parm.LRP",
2322 FT_STRING, BASE_NONE, NULL, 0x00,
2323 "Legitimisation code for repetition.",
2324 HFILL
2325 }
2326 },
2327 { &hf_ucp_parm_PR,
2328 { "PR", "ucp.parm.PR",
2329 FT_UINT8, BASE_DEC, NULL, 0x00,
2330 "Priority requested.",
2331 HFILL
2332 }
2333 },
2334 { &hf_ucp_parm_LPR,
2335 { "LPR", "ucp.parm.LPR",
2336 FT_STRING, BASE_NONE, NULL, 0x00,
2337 "Legitimisation code for priority requested.",
2338 HFILL
2339 }
2340 },
2341 { &hf_ucp_parm_UM,
2342 { "UM", "ucp.parm.UM",
2343 FT_CHAR, BASE_HEX, VALS(vals_parm_UM), 0x00,
2344 "Urgent message indicator.",
2345 HFILL
2346 }
2347 },
2348 { &hf_ucp_parm_LUM,
2349 { "LUM", "ucp.parm.LUM",
2350 FT_STRING, BASE_NONE, NULL, 0x00,
2351 "Legitimisation code for urgent message.",
2352 HFILL
2353 }
2354 },
2355 { &hf_ucp_parm_RC,
2356 { "RC", "ucp.parm.RC",
2357 FT_CHAR, BASE_HEX, VALS(vals_parm_RC), 0x00,
2358 "Reverse charging request.",
2359 HFILL
2360 }
2361 },
2362 { &hf_ucp_parm_LRC,
2363 { "LRC", "ucp.parm.LRC",
2364 FT_STRING, BASE_NONE, NULL, 0x00,
2365 "Legitimisation code for reverse charging.",
2366 HFILL
2367 }
2368 },
2369 { &hf_ucp_parm_NRq,
2370 { "NRq", "ucp.parm.NRq",
2371 FT_CHAR, BASE_HEX, VALS(vals_parm_NRq), 0x00,
2372 "Notification request.",
2373 HFILL
2374 }
2375 },
2376 { &hf_ucp_parm_GAdC,
2377 { "GAdC", "ucp.parm.GAdC",
2378 FT_STRING, BASE_NONE, NULL, 0x00,
2379 "Group address code.",
2380 HFILL
2381 }
2382 },
2383 { &hf_ucp_parm_A_D,
2384 { "A_D", "ucp.parm.A_D",
2385 FT_CHAR, BASE_HEX, VALS(vals_parm_A_D), 0x00,
2386 "Add to/delete from fixed subscriber address list record.",
2387 HFILL
2388 }
2389 },
2390 { &hf_ucp_parm_CT,
2391 { "CT", "ucp.parm.CT",
2392 FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x00,
2393 "Accumulated charges timestamp.",
2394 HFILL
2395 }
2396 },
2397 { &hf_ucp_parm_AAC,
2398 { "AAC", "ucp.parm.AAC",
2399 FT_STRING, BASE_NONE, NULL, 0x00,
2400 "Accumulated charges.",
2401 HFILL
2402 }
2403 },
2404 { &hf_ucp_parm_MNo,
2405 { "MNo", "ucp.parm.MNo",
2406 FT_STRING, BASE_NONE, NULL, 0x00,
2407 "Message number.",
2408 HFILL
2409 }
2410 },
2411 { &hf_ucp_parm_R_T,
2412 { "R_T", "ucp.parm.R_T",
2413 FT_CHAR, BASE_HEX, VALS(vals_parm_R_T), 0x00,
2414 "Message number.",
2415 HFILL
2416 }
2417 },
2418 { &hf_ucp_parm_NAdC,
2419 { "NAdC", "ucp.parm.NAdC",
2420 FT_STRING, BASE_NONE, NULL, 0x00,
2421 "Notification address.",
2422 HFILL
2423 }
2424 },
2425 { &hf_ucp_parm_NT,
2426 { "NT", "ucp.parm.NT",
2427 FT_CHAR, BASE_HEX, VALS(vals_parm_NT), 0x00,
2428 "Notification type.",
2429 HFILL
2430 }
2431 },
2432 { &hf_ucp_parm_IVR5x,
2433 { "IVR5x", "ucp.parm.IVR5x",
2434 FT_STRING, BASE_NONE, NULL, 0x00,
2435 "UCP release number supported/accepted.",
2436 HFILL
2437 }
2438 },
2439 { &hf_ucp_parm_REQ_OT,
2440 { "REQ_OT", "ucp.parm.REQ_OT",
2441 FT_CHAR, BASE_HEX, VALS(vals_parm_REQ_OT), 0x00,
2442 "UCP release number supported/accepted.",
2443 HFILL
2444 }
2445 },
2446 { &hf_ucp_parm_SSTAT,
2447 { "SSTAT", "ucp.parm.SSTAT",
2448 FT_CHAR, BASE_HEX, VALS(vals_parm_SSTAT), 0x00,
2449 "Supplementary services for which status is requested.",
2450 HFILL
2451 }
2452 },
2453 { &hf_ucp_parm_LMN,
2454 { "LMN", "ucp.parm.LMN",
2455 FT_UINT8, BASE_DEC, NULL, 0x00,
2456 "Last message number.",
2457 HFILL
2458 }
2459 },
2460 { &hf_ucp_parm_NMESS,
2461 { "NMESS", "ucp.parm.NMESS",
2462 FT_UINT8, BASE_DEC, NULL, 0x00,
2463 "Number of stored messages.",
2464 HFILL
2465 }
2466 },
2467 { &hf_ucp_parm_NPID,
2468 { "NPID", "ucp.parm.NPID",
2469 FT_UINT16, BASE_DEC, VALS(vals_parm_PID), 0x00,
2470 "Notification PID value.",
2471 HFILL
2472 }
2473 },
2474 { &hf_ucp_parm_LRq,
2475 { "LRq", "ucp.parm.LRq",
2476 FT_CHAR, BASE_HEX, VALS(vals_parm_LRq), 0x00,
2477 "Last resort address request.",
2478 HFILL
2479 }
2480 },
2481 { &hf_ucp_parm_LRAd,
2482 { "LRAd", "ucp.parm.LRAd",
2483 FT_STRING, BASE_NONE, NULL, 0x00,
2484 "Last resort address.",
2485 HFILL
2486 }
2487 },
2488 { &hf_ucp_parm_LPID,
2489 { "LPID", "ucp.parm.LPID",
2490 FT_UINT16, BASE_DEC, VALS(vals_parm_PID), 0x00,
2491 "Last resort PID value.",
2492 HFILL
2493 }
2494 },
2495 { &hf_ucp_parm_DD,
2496 { "DD", "ucp.parm.DD",
2497 FT_CHAR, BASE_HEX, VALS(vals_parm_DD), 0x00,
2498 "Deferred delivery requested.",
2499 HFILL
2500 }
2501 },
2502 { &hf_ucp_parm_DDT,
2503 { "DDT", "ucp.parm.DDT",
2504 FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x00,
2505 "Deferred delivery time.",
2506 HFILL
2507 }
2508 },
2509 { &hf_ucp_parm_STx,
2510 { "STx", "ucp.parm.STx",
2511 FT_NONE, BASE_NONE, NULL, 0x00,
2512 "Standard text.",
2513 HFILL
2514 }
2515 },
2516 { &hf_ucp_parm_ST,
2517 { "ST", "ucp.parm.ST",
2518 FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x00,
2519 "Start time.",
2520 HFILL
2521 }
2522 },
2523 { &hf_ucp_parm_SP,
2524 { "SP", "ucp.parm.SP",
2525 FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x00,
2526 "Stop time.",
2527 HFILL
2528 }
2529 },
2530 { &hf_ucp_parm_VP,
2531 { "VP", "ucp.parm.VP",
2532 FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x00,
2533 "Validity period.",
2534 HFILL
2535 }
2536 },
2537 { &hf_ucp_parm_RPID,
2538 { "RPID", "ucp.parm.RPID",
2539 FT_STRING, BASE_NONE, NULL, 0x00,
2540 "Replace PID",
2541 HFILL
2542 }
2543 },
2544 { &hf_ucp_parm_SCTS,
2545 { "SCTS", "ucp.parm.SCTS",
2546 FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x00,
2547 "Service Centre timestamp.",
2548 HFILL
2549 }
2550 },
2551 { &hf_ucp_parm_Dst,
2552 { "Dst", "ucp.parm.Dst",
2553 FT_CHAR, BASE_HEX, VALS(vals_parm_Dst), 0x00,
2554 "Delivery status.",
2555 HFILL
2556 }
2557 },
2558 { &hf_ucp_parm_Rsn,
2559 { "Rsn", "ucp.parm.Rsn",
2560 FT_UINT16, BASE_DEC | BASE_EXT_STRING, &vals_parm_Rsn_ext, 0x00,
2561 "Reason code.",
2562 HFILL
2563 }
2564 },
2565 { &hf_ucp_parm_DSCTS,
2566 { "DSCTS", "ucp.parm.DSCTS",
2567 FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x00,
2568 "Delivery timestamp.",
2569 HFILL
2570 }
2571 },
2572 { &hf_ucp_parm_MT,
2573 { "MT", "ucp.parm.MT",
2574 FT_CHAR, BASE_HEX, VALS(vals_parm_MT), 0x00,
2575 "Message type.",
2576 HFILL
2577 }
2578 },
2579 { &hf_ucp_parm_NB,
2580 { "NB", "ucp.parm.NB",
2581 FT_STRING, BASE_NONE, NULL, 0x00,
2582 "No. of bits in Transparent Data (TD) message.",
2583 HFILL
2584 }
2585 },
2586 { &hf_ucp_data_section,
2587 { "Data", "ucp.message",
2588 FT_NONE, BASE_NONE, NULL, 0x00,
2589 "The actual message or data.",
2590 HFILL
2591 }
2592 },
2593 { &hf_ucp_parm_MMS,
2594 { "MMS", "ucp.parm.MMS",
2595 FT_UINT8, BASE_DEC, NULL, 0x00,
2596 "More messages to send.",
2597 HFILL
2598 }
2599 },
2600 { &hf_ucp_parm_DCs,
2601 { "DCs", "ucp.parm.DCs",
2602 FT_CHAR, BASE_HEX, VALS(vals_parm_DCs), 0x00,
2603 "Data coding scheme (deprecated).",
2604 HFILL
2605 }
2606 },
2607 { &hf_ucp_parm_MCLs,
2608 { "MCLs", "ucp.parm.MCLs",
2609 FT_CHAR, BASE_HEX, VALS(vals_parm_MCLs), 0x00,
2610 "Message class.",
2611 HFILL
2612 }
2613 },
2614 { &hf_ucp_parm_RPI,
2615 { "RPI", "ucp.parm.RPI",
2616 FT_CHAR, BASE_HEX, VALS(vals_parm_RPI), 0x00,
2617 "Reply path.",
2618 HFILL
2619 }
2620 },
2621 { &hf_ucp_parm_CPg,
2622 { "CPg", "ucp.parm.CPg",
2623 FT_STRING, BASE_NONE, NULL, 0x00,
2624 "Reserved for Code Page.",
2625 HFILL
2626 }
2627 },
2628 { &hf_ucp_parm_RPLy,
2629 { "RPLy", "ucp.parm.RPLy",
2630 FT_STRING, BASE_NONE, NULL, 0x00,
2631 "Reserved for Reply type.",
2632 HFILL
2633 }
2634 },
2635 { &hf_ucp_parm_OTOA,
2636 { "OTOA", "ucp.parm.OTOA",
2637 FT_UINT16, BASE_DEC, VALS(vals_parm_OTOA), 0x00,
2638 "Originator Type Of Address.",
2639 HFILL
2640 }
2641 },
2642 { &hf_ucp_parm_HPLMN,
2643 { "HPLMN", "ucp.parm.HPLMN",
2644 FT_STRING, BASE_NONE, NULL, 0x00,
2645 "Home PLMN address.",
2646 HFILL
2647 }
2648 },
2649 { &hf_ucp_parm_XSer,
2650 { "Extra services:", "ucp.parm.XSer",
2651 FT_NONE, BASE_NONE, NULL, 0x00,
2652 "Extra services.",
2653 HFILL
2654 }
2655 },
2656 { &hf_ucp_parm_RES4,
2657 { "RES4", "ucp.parm.RES4",
2658 FT_STRING, BASE_NONE, NULL, 0x00,
2659 "Reserved for future use.",
2660 HFILL
2661 }
2662 },
2663 { &hf_ucp_parm_RES5,
2664 { "RES5", "ucp.parm.RES5",
2665 FT_STRING, BASE_NONE, NULL, 0x00,
2666 "Reserved for future use.",
2667 HFILL
2668 }
2669 },
2670 { &hf_ucp_parm_OTON,
2671 { "OTON", "ucp.parm.OTON",
2672 FT_CHAR, BASE_HEX, VALS(vals_parm_OTON), 0x00,
2673 "Originator type of number.",
2674 HFILL
2675 }
2676 },
2677 { &hf_ucp_parm_ONPI,
2678 { "ONPI", "ucp.parm.ONPI",
2679 FT_CHAR, BASE_HEX, VALS(vals_parm_ONPI), 0x00,
2680 "Originator numbering plan id.",
2681 HFILL
2682 }
2683 },
2684 { &hf_ucp_parm_STYP0,
2685 { "STYP0", "ucp.parm.STYP0",
2686 FT_CHAR, BASE_HEX, VALS(vals_parm_STYP0), 0x00,
2687 "Subtype of operation.",
2688 HFILL
2689 }
2690 },
2691 { &hf_ucp_parm_STYP1,
2692 { "STYP1", "ucp.parm.STYP1",
2693 FT_CHAR, BASE_HEX, VALS(vals_parm_STYP1), 0x00,
2694 "Subtype of operation.",
2695 HFILL
2696 }
2697 },
2698 { &hf_ucp_parm_PWD,
2699 { "PWD", "ucp.parm.PWD",
2700 FT_STRING, BASE_NONE, NULL, 0x00,
2701 "Current password.",
2702 HFILL
2703 }
2704 },
2705 { &hf_ucp_parm_NPWD,
2706 { "NPWD", "ucp.parm.NPWD",
2707 FT_STRING, BASE_NONE, NULL, 0x00,
2708 "New password.",
2709 HFILL
2710 }
2711 },
2712 { &hf_ucp_parm_VERS,
2713 { "VERS", "ucp.parm.VERS",
2714 FT_STRING, BASE_NONE, NULL, 0x00,
2715 "Version number.",
2716 HFILL
2717 }
2718 },
2719 { &hf_ucp_parm_LAdC,
2720 { "LAdC", "ucp.parm.LAdC",
2721 FT_STRING, BASE_NONE, NULL, 0x00,
2722 "Address for VSMSC list operation.",
2723 HFILL
2724 }
2725 },
2726 { &hf_ucp_parm_LTON,
2727 { "LTON", "ucp.parm.LTON",
2728 FT_UINT8, BASE_DEC, NULL, 0x00,
2729 "Type of number list address.",
2730 HFILL
2731 }
2732 },
2733 { &hf_ucp_parm_LNPI,
2734 { "LNPI", "ucp.parm.LNPI",
2735 FT_UINT8, BASE_DEC, NULL, 0x00,
2736 "Numbering plan id. list address.",
2737 HFILL
2738 }
2739 },
2740 { &hf_ucp_parm_OPID,
2741 { "OPID", "ucp.parm.OPID",
2742 FT_UINT8, BASE_DEC, VALS(vals_parm_OPID), 0x00,
2743 "Originator protocol identifier.",
2744 HFILL
2745 }
2746 },
2747 { &hf_ucp_parm_RES1,
2748 { "RES1", "ucp.parm.RES1",
2749 FT_STRING, BASE_NONE, NULL, 0x00,
2750 "Reserved for future use.",
2751 HFILL
2752 }
2753 },
2754 { &hf_ucp_parm_RES2,
2755 { "RES2", "ucp.parm.RES2",
2756 FT_STRING, BASE_NONE, NULL, 0x00,
2757 "Reserved for future use.",
2758 HFILL
2759 }
2760 },
2761 { &hf_ucp_parm_ACK,
2762 { "(N)Ack", "ucp.parm.ACK",
2763 FT_CHAR, BASE_HEX, VALS(vals_parm_ACK), 0x00,
2764 "Positive or negative acknowledge of the operation.",
2765 HFILL
2766 }
2767 },
2768 { &hf_ucp_parm_MVP,
2769 { "MVP", "ucp.parm.MVP",
2770 FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x00,
2771 "Modified validity period.",
2772 HFILL
2773 }
2774 },
2775 { &hf_ucp_parm_EC,
2776 { "Error code", "ucp.parm.EC",
2777 FT_UINT8, BASE_DEC | BASE_EXT_STRING, &vals_parm_EC_ext, 0x00,
2778 "The result of the requested operation.",
2779 HFILL
2780 }
2781 },
2782 { &hf_ucp_parm_SM,
2783 { "SM", "ucp.parm.SM",
2784 FT_STRING, BASE_NONE, NULL, 0x00,
2785 "System message.",
2786 HFILL
2787 }
2788 },
2789 { &hf_ucp_ga_roaming,
2790 { "GA roaming definitions", "ucp.parm.ga_roaming",
2791 FT_NONE, BASE_NONE, NULL, 0x00,
2792 NULL,
2793 HFILL
2794 }
2795 },
2796 { &hf_ucp_call_barring,
2797 { "Call barring definitions", "ucp.parm.call_barring",
2798 FT_NONE, BASE_NONE, NULL, 0x00,
2799 NULL,
2800 HFILL
2801 }
2802 },
2803 { &hf_ucp_deferred_delivery,
2804 { "Deferred delivery definitions", "ucp.parm.deferred_delivery",
2805 FT_NONE, BASE_NONE, NULL, 0x00,
2806 NULL,
2807 HFILL
2808 }
2809 },
2810 { &hf_ucp_diversion,
2811 { "Diversion definitions", "ucp.parm.diversion",
2812 FT_NONE, BASE_NONE, NULL, 0x00,
2813 NULL,
2814 HFILL
2815 }
2816 },
2817 { &hf_ucp_not_subscribed,
2818 { "Not subscribed/not allowed", "ucp.parm.not_subscribed",
2819 FT_NONE, BASE_NONE, NULL, 0x00,
2820 NULL,
2821 HFILL
2822 }
2823 },
2824 { &hf_xser_service,
2825 { "Type of service", "ucp.xser.service",
2826 FT_UINT8, BASE_HEX | BASE_EXT_STRING, &vals_xser_service_ext, 0x00,
2827 "The type of service specified.",
2828 HFILL
2829 }
2830 },
2831 { &hf_xser_length,
2832 { "Length", "ucp.xser.length",
2833 FT_UINT16, BASE_DEC, NULL, 0x00,
2834 NULL,
2835 HFILL
2836 }
2837 },
2838 { &hf_xser_data,
2839 { "Data", "ucp.xser.data",
2840 FT_STRING, BASE_NONE, NULL, 0x00,
2841 NULL,
2842 HFILL
2843 }
2844 },
2845 };
2846 /* Setup protocol subtree array */
2847 static int *ett[] = {
2848 &ett_ucp,
2849 &ett_sub,
2850 &ett_XSer
2851 };
2852
2853 static ei_register_info ei[] = {
2854 { &ei_ucp_stx_missing, { "ucp.stx_missing", PI_MALFORMED, PI_ERROR, "UCP_STX missing, this is not a new packet", EXPFILL }},
2855 { &ei_ucp_intstring_invalid, { "ucp.intstring.invalid", PI_MALFORMED, PI_ERROR, "Invalid integer string", EXPFILL }},
2856 { &ei_ucp_hexstring_invalid, { "ucp.hexstring.invalid", PI_PROTOCOL, PI_WARN, "Invalid hex string", EXPFILL }},
2857 { &ei_ucp_short_data, { "ucp.short_data", PI_PROTOCOL, PI_WARN, "Short Data (?)", EXPFILL }}
2858 };
2859
2860 module_t *ucp_module;
2861 expert_module_t* expert_ucp;
2862
2863 /* Register the protocol name and description */
2864 proto_ucp = proto_register_protocol("Universal Computer Protocol",
2865 "UCP", "ucp");
2866
2867 /* Required function calls to register header fields and subtrees used */
2868 proto_register_field_array(proto_ucp, hf, array_length(hf));
2869 proto_register_subtree_array(ett, array_length(ett));
2870 expert_ucp = expert_register_protocol(proto_ucp);
2871 expert_register_field_array(expert_ucp, ei, array_length(ei));
2872
2873 /* Register the dissector handle */
2874 ucp_handle = register_dissector("ucp", dissect_ucp_tcp, proto_ucp);
2875
2876 /* Register for tapping */
2877 ucp_tap = register_tap("ucp");
2878
2879 /* register preferences */
2880 ucp_module = prefs_register_protocol(proto_ucp, NULL);
2881 prefs_register_bool_preference(ucp_module, "desegment_ucp_messages",
2882 "Reassemble UCP messages spanning multiple TCP segments",
2883 "Whether the UCP dissector should reassemble messages spanning"
2884 " multiple TCP segments."
2885 " To use this option, you must also enable "
2886 "\"Allow subdissectors to reassemble TCP streams\" in the "
2887 "TCP protocol settings.",
2888 &ucp_desegment);
2889 }
2890
2891 void
2892 proto_reg_handoff_ucp(void)
2893 {
2894 /*
2895 * UCP can be spoken on any port so, when not on a specific port, try heuristic
2896 * whenever TCP is spoken.
2897 */
2898 heur_dissector_add("tcp", dissect_ucp_heur, "UCP over TCP", "ucp_tcp", proto_ucp, HEURISTIC_ENABLE);
2899
2900 /*
2901 * Also register as a dissector that can be selected by a TCP port number via "decode as".
2902 */
2903 dissector_add_for_decode_as_with_preference("tcp.port", ucp_handle);
2904
2905 /* Tapping setup */
2906 stats_tree_cfg *st_config = stats_tree_register("ucp", "ucp_messages", "_UCP Messages", 0,
2907 ucp_stats_tree_per_packet, ucp_stats_tree_init, NULL);
2908 stats_tree_set_group(st_config, REGISTER_TELEPHONY_GROUP_UNSORTED);
2909 }
2910
2911 /*
2912 * Editor modelines - https://www.wireshark.org/tools/modelines.html
2913 *
2914 * Local variables:
2915 * c-basic-offset: 4
2916 * tab-width: 8
2917 * indent-tabs-mode: nil
2918 * End:
2919 *
2920 * vi: set shiftwidth=4 tabstop=8 expandtab:
2921 * :indentSize=4:tabSize=8:noTabs=true:
2922 */
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