summaryrefslogtreecommitdiffstats
path: root/openbsc/src/libmsc/vty_interface_layer3.c
blob: f31f05b1cf4a559e9dc3a67d748e11ecf312ea03 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
/* OpenBSC interface to quagga VTY */
/* (C) 2009 by Harald Welte <laforge@gnumonks.org>
 * (C) 2009-2011 by Holger Hans Peter Freyther
 * All Rights Reserved
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include <stdlib.h>
#include <limits.h>
#include <unistd.h>

#include <osmocom/vty/command.h>
#include <osmocom/vty/buffer.h>
#include <osmocom/vty/vty.h>

#include <arpa/inet.h>

#include <osmocom/core/linuxlist.h>
#include <openbsc/gsm_data.h>
#include <openbsc/gsm_subscriber.h>
#include <openbsc/silent_call.h>
#include <openbsc/gsm_04_11.h>
#include <openbsc/e1_input.h>
#include <openbsc/abis_nm.h>
#include <osmocom/gsm/gsm_utils.h>
#include <osmocom/core/utils.h>
#include <openbsc/db.h>
#include <osmocom/core/talloc.h>
#include <openbsc/signal.h>
#include <openbsc/debug.h>
#include <openbsc/vty.h>
#include <openbsc/gsm_04_80.h>
#include <openbsc/chan_alloc.h>
#include <openbsc/sms_queue.h>

extern struct gsm_network *gsmnet_from_vty(struct vty *v);

static void subscr_dump_full_vty(struct vty *vty, struct gsm_subscriber *subscr, int pending)
{
	int rc;
	struct gsm_auth_info ainfo;
	struct gsm_auth_tuple atuple;

	vty_out(vty, "    ID: %llu, Authorized: %d%s", subscr->id,
		subscr->authorized, VTY_NEWLINE);
	if (subscr->name)
		vty_out(vty, "    Name: '%s'%s", subscr->name, VTY_NEWLINE);
	if (subscr->extension)
		vty_out(vty, "    Extension: %s%s", subscr->extension,
			VTY_NEWLINE);
	vty_out(vty, "    LAC: %d/0x%x%s",
		subscr->lac, subscr->lac, VTY_NEWLINE);
	if (subscr->imsi)
		vty_out(vty, "    IMSI: %s%s", subscr->imsi, VTY_NEWLINE);
	if (subscr->tmsi != GSM_RESERVED_TMSI)
		vty_out(vty, "    TMSI: %08X%s", subscr->tmsi,
			VTY_NEWLINE);

	rc = db_get_authinfo_for_subscr(&ainfo, subscr);
	if (!rc) {
		vty_out(vty, "    A3A8 algorithm id: %d%s",
			ainfo.auth_algo, VTY_NEWLINE);
		vty_out(vty, "    A3A8 Ki: %s%s",
			osmo_hexdump(ainfo.a3a8_ki, ainfo.a3a8_ki_len),
			VTY_NEWLINE);
	}

	rc = db_get_lastauthtuple_for_subscr(&atuple, subscr);
	if (!rc) {
		vty_out(vty, "    A3A8 last tuple (used %d times):%s",
			atuple.use_count, VTY_NEWLINE);
		vty_out(vty, "     seq # : %d%s",
			atuple.key_seq, VTY_NEWLINE);
		vty_out(vty, "     RAND  : %s%s",
			osmo_hexdump(atuple.rand, sizeof(atuple.rand)),
			VTY_NEWLINE);
		vty_out(vty, "     SRES  : %s%s",
			osmo_hexdump(atuple.sres, sizeof(atuple.sres)),
			VTY_NEWLINE);
		vty_out(vty, "     Kc    : %s%s",
			osmo_hexdump(atuple.kc, sizeof(atuple.kc)),
			VTY_NEWLINE);
	}
	if (pending)
		vty_out(vty, "    Pending: %d%s",
			subscr_pending_requests(subscr), VTY_NEWLINE);

	vty_out(vty, "    Use count: %u%s", subscr->use_count, VTY_NEWLINE);
}


/* Subscriber */
DEFUN(show_subscr_cache,
      show_subscr_cache_cmd,
      "show subscriber cache",
	SHOW_STR "Display contents of subscriber cache\n")
{
	struct gsm_subscriber *subscr;

	llist_for_each_entry(subscr, &active_subscribers, entry) {
		vty_out(vty, "  Subscriber:%s", VTY_NEWLINE);
		subscr_dump_full_vty(vty, subscr, 0);
	}

	return CMD_SUCCESS;
}

DEFUN(sms_send_pend,
      sms_send_pend_cmd,
      "sms send pending",
      "Send all pending SMS")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_sms *sms;
	int id = 0;

	while (1) {
		sms = db_sms_get_unsent_by_subscr(gsmnet, id, UINT_MAX);
		if (!sms)
			break;

		gsm411_send_sms_subscr(sms->receiver, sms);

		id = sms->receiver->id + 1;
	}

	return CMD_SUCCESS;
}

static int _send_sms_str(struct gsm_subscriber *receiver, char *str,
			 uint8_t tp_pid)
{
	struct gsm_sms *sms;

	sms = sms_from_text(receiver, 0, str);
	sms->protocol_id = tp_pid;

	/* store in database for the queue */
	if (db_sms_store(sms) != 0) {
		LOGP(DSMS, LOGL_ERROR, "Failed to store SMS in Database\n");
		sms_free(sms);
		return CMD_WARNING;
	}

	sms_free(sms);
	sms_queue_trigger(receiver->net->sms_queue);
	return CMD_SUCCESS;
}

static struct gsm_subscriber *get_subscr_by_argv(struct gsm_network *gsmnet,
						 const char *type,
						 const char *id)
{
	if (!strcmp(type, "extension"))
		return subscr_get_by_extension(gsmnet, id);
	else if (!strcmp(type, "imsi"))
		return subscr_get_by_imsi(gsmnet, id);
	else if (!strcmp(type, "tmsi"))
		return subscr_get_by_tmsi(gsmnet, atoi(id));
	else if (!strcmp(type, "id"))
		return subscr_get_by_id(gsmnet, atoi(id));

	return NULL;
}
#define SUBSCR_TYPES "(extension|imsi|tmsi|id)"
#define SUBSCR_HELP "Operations on a Subscriber\n"			\
	"Identify subscriber by his extension (phone number)\n"		\
	"Identify subscriber by his IMSI\n"				\
	"Identify subscriber by his TMSI\n"				\
	"Identify subscriber by his database ID\n"			\
	"Identifier for the subscriber\n"

DEFUN(show_subscr,
      show_subscr_cmd,
      "show subscriber " SUBSCR_TYPES " ID",
	SHOW_STR SUBSCR_HELP)
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr =
				get_subscr_by_argv(gsmnet, argv[0], argv[1]);

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	subscr_dump_full_vty(vty, subscr, 1);

	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(subscriber_send_pending_sms,
      subscriber_send_pending_sms_cmd,
      "subscriber " SUBSCR_TYPES " ID sms pending send",
	SUBSCR_HELP "SMS Operations\n" "Send pending SMS\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr = get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	struct gsm_sms *sms;

	sms = db_sms_get_unsent_by_subscr(gsmnet, subscr->id, UINT_MAX);
	if (sms)
		gsm411_send_sms_subscr(sms->receiver, sms);

	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(subscriber_send_sms,
      subscriber_send_sms_cmd,
      "subscriber " SUBSCR_TYPES " ID sms send .LINE",
	SUBSCR_HELP "SMS Operations\n" "Send SMS\n" "Actual SMS Text")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr = get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	char *str;
	int rc;

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}
	str = argv_concat(argv, argc, 2);
	rc = _send_sms_str(subscr, str, 0);
	talloc_free(str);

	subscr_put(subscr);

	return rc;
}

DEFUN(subscriber_silent_sms,
      subscriber_silent_sms_cmd,
      "subscriber " SUBSCR_TYPES " ID silent-sms send .LINE",
	SUBSCR_HELP
	"Silent SMS Operation\n" "Send Silent SMS\n" "Actual SMS text\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr = get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	char *str;
	int rc;

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	str = argv_concat(argv, argc, 2);
	rc = _send_sms_str(subscr, str, 64);
	talloc_free(str);

	subscr_put(subscr);

	return rc;
}

#define CHAN_TYPES "(any|tch/f|tch/any|sdcch)"
#define CHAN_TYPE_HELP 			\
		"Any channel\n"		\
		"TCH/F channel\n"	\
		"Any TCH channel\n"	\
		"SDCCH channel\n"

DEFUN(subscriber_silent_call_start,
      subscriber_silent_call_start_cmd,
      "subscriber " SUBSCR_TYPES " ID silent-call start (any|tch/f|tch/any|sdcch)",
	SUBSCR_HELP "Silent call operation\n" "Start silent call\n"
	CHAN_TYPE_HELP)
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr = get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	int rc, type;

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (!strcmp(argv[2], "tch/f"))
		type = RSL_CHANNEED_TCH_F;
	else if (!strcmp(argv[2], "tch/any"))
		type = RSL_CHANNEED_TCH_ForH;
	else if (!strcmp(argv[2], "sdcch"))
		type = RSL_CHANNEED_SDCCH;
	else
		type = RSL_CHANNEED_ANY;	/* Defaults to ANY */

	rc = gsm_silent_call_start(subscr, vty, type);
	if (rc <= 0) {
		vty_out(vty, "%% Subscriber not attached%s",
			VTY_NEWLINE);
		subscr_put(subscr);
		return CMD_WARNING;
	}

	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(subscriber_silent_call_stop,
      subscriber_silent_call_stop_cmd,
      "subscriber " SUBSCR_TYPES " ID silent-call stop",
	SUBSCR_HELP "Silent call operation\n" "Stop silent call\n"
	CHAN_TYPE_HELP)
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr = get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	int rc;

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	rc = gsm_silent_call_stop(subscr);
	if (rc < 0) {
		subscr_put(subscr);
		return CMD_WARNING;
	}

	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(subscriber_ussd_notify,
      subscriber_ussd_notify_cmd,
      "subscriber " SUBSCR_TYPES " ID ussd-notify (0|1|2) .TEXT",
      SUBSCR_HELP "USSD Notify\n"
      "Subscriber ID\n"
      "Alerting Level\n"
      "Text Message to send\n")
{
	char *text;
	struct gsm_subscriber_connection *conn;
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr = get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	int level;

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	level = atoi(argv[2]);
	text = argv_concat(argv, argc, 3);
	if (!text) {
		subscr_put(subscr);
		return CMD_WARNING;
	}

	conn = connection_for_subscr(subscr);
	if (!conn) {
		vty_out(vty, "%% An active connection is required for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		subscr_put(subscr);
		talloc_free(text);
		return CMD_WARNING;
	}

	gsm0480_send_ussdNotify(conn, level, text);
	gsm0480_send_releaseComplete(conn);

	subscr_put(subscr);
	talloc_free(text);
	return CMD_SUCCESS;
}

DEFUN(ena_subscr_authorizde,
      ena_subscr_authorized_cmd,
      "subscriber " SUBSCR_TYPES " ID authorized (0|1)",
	SUBSCR_HELP "(De-)Authorize subscriber in HLR\n"
	"Subscriber should NOT be authorized\n"
	"Subscriber should be authorized\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr =
			get_subscr_by_argv(gsmnet, argv[0], argv[1]);

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	subscr->authorized = atoi(argv[2]);
	db_sync_subscriber(subscr);

	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(ena_subscr_name,
      ena_subscr_name_cmd,
      "subscriber " SUBSCR_TYPES " ID name .NAME",
	SUBSCR_HELP "Set the name of the subscriber\n"
	"Name of the Subscriber\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr =
			get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	char *name;

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	name = argv_concat(argv, argc, 2);
	if (!name) {
		subscr_put(subscr);
		return CMD_WARNING;
	}

	strncpy(subscr->name, name, sizeof(subscr->name));
	talloc_free(name);
	db_sync_subscriber(subscr);

	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(ena_subscr_extension,
      ena_subscr_extension_cmd,
      "subscriber " SUBSCR_TYPES " ID extension EXTENSION",
	SUBSCR_HELP "Set the extension (phone number) of the subscriber\n"
	"Extension (phone number)\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr =
			get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	const char *ext = argv[2];

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	strncpy(subscr->extension, ext, sizeof(subscr->extension));
	db_sync_subscriber(subscr);

	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(ena_subscr_clear,
      ena_subscr_clear_cmd,
      "subscriber " SUBSCR_TYPES " ID clear-requests",
	SUBSCR_HELP "Clear the paging requests for this subscriber\n")
{
	int del;
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr =
			get_subscr_by_argv(gsmnet, argv[0], argv[1]);

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	del = subscr_pending_clear(subscr);
	vty_out(vty, "Cleared %d pending requests.%s", del, VTY_NEWLINE);
	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(ena_subscr_pend,
      ena_subscr_pend_cmd,
      "subscriber " SUBSCR_TYPES " ID show-pending",
	SUBSCR_HELP "Clear the paging requests for this subscriber\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr =
			get_subscr_by_argv(gsmnet, argv[0], argv[1]);

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	subscr_pending_dump(subscr, vty);
	subscr_put(subscr);

	return CMD_SUCCESS;
}

DEFUN(ena_subscr_kick,
      ena_subscr_kick_cmd,
      "subscriber " SUBSCR_TYPES " ID kick-pending",
	SUBSCR_HELP "Clear the paging requests for this subscriber\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr =
			get_subscr_by_argv(gsmnet, argv[0], argv[1]);

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	subscr_pending_kick(subscr);
	subscr_put(subscr);

	return CMD_SUCCESS;
}

#define A3A8_ALG_TYPES "(none|xor|comp128v1)"
#define A3A8_ALG_HELP 			\
	"Use No A3A8 algorithm\n"	\
	"Use XOR algorithm\n"		\
	"Use COMP128v1 algorithm\n"

DEFUN(ena_subscr_a3a8,
      ena_subscr_a3a8_cmd,
      "subscriber " SUBSCR_TYPES " ID a3a8 " A3A8_ALG_TYPES " [KI]",
      SUBSCR_HELP "Set a3a8 parameters for the subscriber\n"
      A3A8_ALG_HELP "Encryption Key Ki\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr =
			get_subscr_by_argv(gsmnet, argv[0], argv[1]);
	const char *alg_str = argv[2];
	const char *ki_str = argc == 4 ? argv[3] : NULL;
	struct gsm_auth_info ainfo;
	int rc, minlen, maxlen;

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (!strcasecmp(alg_str, "none")) {
		ainfo.auth_algo = AUTH_ALGO_NONE;
		minlen = maxlen = 0;
	} else if (!strcasecmp(alg_str, "xor")) {
		ainfo.auth_algo = AUTH_ALGO_XOR;
		minlen = A38_XOR_MIN_KEY_LEN;
		maxlen = A38_XOR_MAX_KEY_LEN;
	} else if (!strcasecmp(alg_str, "comp128v1")) {
		ainfo.auth_algo = AUTH_ALGO_COMP128v1;
		minlen = maxlen = A38_COMP128_KEY_LEN;
	} else {
		/* Unknown method */
		subscr_put(subscr);
		vty_out(vty, "%% Unknown auth method %s%s",
				alg_str, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (ki_str) {
		rc = osmo_hexparse(ki_str, ainfo.a3a8_ki, sizeof(ainfo.a3a8_ki));
		if ((rc > maxlen) || (rc < minlen)) {
			subscr_put(subscr);
			vty_out(vty, "%% Wrong Ki `%s'%s",
				ki_str, VTY_NEWLINE);
			return CMD_WARNING;
		}
		ainfo.a3a8_ki_len = rc;
	} else {
		ainfo.a3a8_ki_len = 0;
		if (minlen) {
			subscr_put(subscr);
			vty_out(vty, "%% Missing Ki argument%s", VTY_NEWLINE);
			return CMD_WARNING;
		}
	}

	rc = db_sync_authinfo_for_subscr(
		ainfo.auth_algo == AUTH_ALGO_NONE ? NULL : &ainfo,
		subscr);

	/* the last tuple probably invalid with the new auth settings */
	db_sync_lastauthtuple_for_subscr(NULL, subscr);
	subscr_put(subscr);

	if (rc) {
		vty_out(vty, "%% Operation has failed%s", VTY_NEWLINE);
		return CMD_WARNING;
	}
	return CMD_SUCCESS;
}

DEFUN(subscriber_purge,
      subscriber_purge_cmd,
      "subscriber purge-inactive",
      "Operations on a Subscriber\n" "Purge subscribers with a zero use count.\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	int purged;

	purged = subscr_purge_inactive(net);
	vty_out(vty, "%d subscriber(s) were purged.%s", purged, VTY_NEWLINE);
	return CMD_SUCCESS;
}

DEFUN(subscriber_update,
      subscriber_update_cmd,
      "subscriber " SUBSCR_TYPES " ID update",
      SUBSCR_HELP "Update the subscriber data from the dabase.\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	struct gsm_subscriber *subscr = get_subscr_by_argv(gsmnet, argv[0], argv[1]);

	if (!subscr) {
		vty_out(vty, "%% No subscriber found for %s %s%s",
			argv[0], argv[1], VTY_NEWLINE);
		return CMD_WARNING;
	}

	subscr_update_from_db(subscr);
	subscr_put(subscr);
	return CMD_SUCCESS;
}

static int scall_cbfn(unsigned int subsys, unsigned int signal,
			void *handler_data, void *signal_data)
{
	struct scall_signal_data *sigdata = signal_data;
	struct vty *vty = sigdata->data;

	switch (signal) {
	case S_SCALL_SUCCESS:
		vty_out(vty, "%% silent call on ARFCN %u timeslot %u%s",
			sigdata->conn->lchan->ts->trx->arfcn, sigdata->conn->lchan->ts->nr,
			VTY_NEWLINE);
		break;
	case S_SCALL_EXPIRED:
		vty_out(vty, "%% silent call expired paging%s", VTY_NEWLINE);
		break;
	}
	return 0;
}

DEFUN(show_stats,
      show_stats_cmd,
      "show statistics",
	SHOW_STR "Display network statistics\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);

	openbsc_vty_print_statistics(vty, net);
	vty_out(vty, "Channel Requests        : %lu total, %lu no channel%s",
		osmo_counter_get(net->stats.chreq.total),
		osmo_counter_get(net->stats.chreq.no_channel), VTY_NEWLINE);
	vty_out(vty, "Location Update         : %lu attach, %lu normal, %lu periodic%s",
		osmo_counter_get(net->stats.loc_upd_type.attach),
		osmo_counter_get(net->stats.loc_upd_type.normal),
		osmo_counter_get(net->stats.loc_upd_type.periodic), VTY_NEWLINE);
	vty_out(vty, "IMSI Detach Indications : %lu%s",
		osmo_counter_get(net->stats.loc_upd_type.detach), VTY_NEWLINE);
	vty_out(vty, "Location Update Response: %lu accept, %lu reject%s",
		osmo_counter_get(net->stats.loc_upd_resp.accept),
		osmo_counter_get(net->stats.loc_upd_resp.reject), VTY_NEWLINE);
	vty_out(vty, "Handover                : %lu attempted, %lu no_channel, %lu timeout, "
		"%lu completed, %lu failed%s",
		osmo_counter_get(net->stats.handover.attempted),
		osmo_counter_get(net->stats.handover.no_channel),
		osmo_counter_get(net->stats.handover.timeout),
		osmo_counter_get(net->stats.handover.completed),
		osmo_counter_get(net->stats.handover.failed), VTY_NEWLINE);
	vty_out(vty, "SMS MO                  : %lu submitted, %lu no receiver%s",
		osmo_counter_get(net->stats.sms.submitted),
		osmo_counter_get(net->stats.sms.no_receiver), VTY_NEWLINE);
	vty_out(vty, "SMS MT                  : %lu delivered, %lu no memory, %lu other error%s",
		osmo_counter_get(net->stats.sms.delivered),
		osmo_counter_get(net->stats.sms.rp_err_mem),
		osmo_counter_get(net->stats.sms.rp_err_other), VTY_NEWLINE);
	vty_out(vty, "MO Calls                : %lu setup, %lu connect ack%s",
		osmo_counter_get(net->stats.call.mo_setup),
		osmo_counter_get(net->stats.call.mo_connect_ack), VTY_NEWLINE);
	vty_out(vty, "MT Calls                : %lu setup, %lu connect%s",
		osmo_counter_get(net->stats.call.mt_setup),
		osmo_counter_get(net->stats.call.mt_connect), VTY_NEWLINE);
	return CMD_SUCCESS;
}

DEFUN(show_smsqueue,
      show_smsqueue_cmd,
      "show sms-queue",
      SHOW_STR "Display SMSqueue statistics\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);

	sms_queue_stats(net->sms_queue, vty);
	return CMD_SUCCESS;
}

DEFUN(smsqueue_trigger,
      smsqueue_trigger_cmd,
      "sms-queue trigger",
      "SMS Queue\n" "Trigger sending messages\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);

	sms_queue_trigger(net->sms_queue);
	return CMD_SUCCESS;
}

DEFUN(smsqueue_max,
      smsqueue_max_cmd,
      "sms-queue max-pending <1-500>",
      "SMS Queue\n" "SMS to attempt to deliver at the same time\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);

	sms_queue_set_max_pending(net->sms_queue, atoi(argv[0]));
	return CMD_SUCCESS;
}

DEFUN(smsqueue_clear,
      smsqueue_clear_cmd,
      "sms-queue clear",
      "SMS Queue\n" "Clear the queue of pending SMS\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);

	sms_queue_clear(net->sms_queue);
	return CMD_SUCCESS;
}

DEFUN(smsqueue_fail,
      smsqueue_fail_cmd,
      "sms-queue max-failure <1-500>",
      "SMS Queue\n" "Set maximum amount of failures\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);

	sms_queue_set_max_failure(net->sms_queue, atoi(argv[0]));
	return CMD_SUCCESS;
}

int bsc_vty_init_extra(void)
{
	osmo_signal_register_handler(SS_SCALL, scall_cbfn, NULL);

	install_element_ve(&show_subscr_cmd);
	install_element_ve(&show_subscr_cache_cmd);

	install_element_ve(&sms_send_pend_cmd);

	install_element_ve(&subscriber_send_sms_cmd);
	install_element_ve(&subscriber_silent_sms_cmd);
	install_element_ve(&subscriber_silent_call_start_cmd);
	install_element_ve(&subscriber_silent_call_stop_cmd);
	install_element_ve(&subscriber_ussd_notify_cmd);
	install_element_ve(&subscriber_update_cmd);
	install_element_ve(&show_stats_cmd);
	install_element_ve(&show_smsqueue_cmd);

	install_element(ENABLE_NODE, &ena_subscr_name_cmd);
	install_element(ENABLE_NODE, &ena_subscr_extension_cmd);
	install_element(ENABLE_NODE, &ena_subscr_authorized_cmd);
	install_element(ENABLE_NODE, &ena_subscr_a3a8_cmd);
	install_element(ENABLE_NODE, &ena_subscr_clear_cmd);
	install_element(ENABLE_NODE, &ena_subscr_pend_cmd);
	install_element(ENABLE_NODE, &ena_subscr_kick_cmd);
	install_element(ENABLE_NODE, &subscriber_purge_cmd);
	install_element(ENABLE_NODE, &smsqueue_trigger_cmd);
	install_element(ENABLE_NODE, &smsqueue_max_cmd);
	install_element(ENABLE_NODE, &smsqueue_clear_cmd);
	install_element(ENABLE_NODE, &smsqueue_fail_cmd);
	install_element(ENABLE_NODE, &subscriber_send_pending_sms_cmd);

	return 0;
}