summaryrefslogtreecommitdiffstats
path: root/bindings/samples/hello3.c
blob: 3a6c9ad92077c3f785b4080bba7bfb974abd0576 (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
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
/*
 * Copyright (C) 2015-2020 "IoT.bzh"
 * Author "Fulup Ar Foll"
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#define _GNU_SOURCE
#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include <fcntl.h>
#include <math.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>

#include <json-c/json.h>

#define AFB_BINDING_VERSION 3
#include <afb/afb-binding.h>

#if !defined(APINAME)
#define APINAME "hello"
#endif

static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;

/**************************************************************************/

struct event
{
	struct event *next;
	afb_event_t event;
	char tag[1];
};

static struct event *events = 0;

/* searchs the event of tag */
static struct event *event_get(const char *tag)
{
	struct event *e = events;
	while(e && strcmp(e->tag, tag))
		e = e->next;
	return e;
}

/* deletes the event of tag */
static int event_del(const char *tag)
{
	struct event *e, **p;

	/* check exists */
	e = event_get(tag);
	if (!e) return -1;

	/* unlink */
	p = &events;
	while(*p != e) p = &(*p)->next;
	*p = e->next;

	/* destroys */
	afb_event_unref(e->event);
	free(e);
	return 0;
}

/* creates the event of tag */
static int event_add(const char *tag, const char *name)
{
	struct event *e;

	/* check valid tag */
	e = event_get(tag);
	if (e) return -1;

	/* creation */
	e = malloc(strlen(tag) + sizeof *e);
	if (!e) return -1;
	strcpy(e->tag, tag);

	/* make the event */
	e->event = afb_daemon_make_event(name);
	if (!e->event) { free(e); return -1; }

	/* link */
	e->next = events;
	events = e;
	return 0;
}

static int event_subscribe(afb_req_t request, const char *tag)
{
	struct event *e;
	e = event_get(tag);
	return e ? afb_req_subscribe(request, e->event) : -1;
}

static int event_unsubscribe(afb_req_t request, const char *tag)
{
	struct event *e;
	e = event_get(tag);
	return e ? afb_req_unsubscribe(request, e->event) : -1;
}

static int event_push(struct json_object *args, const char *tag)
{
	struct event *e;
	e = event_get(tag);
	return e ? afb_event_push(e->event, json_object_get(args)) : -1;
}

static int event_broadcast(struct json_object *args, const char *tag)
{
	struct event *e;
	e = event_get(tag);
	return e ? afb_event_broadcast(e->event, json_object_get(args)) : -1;
}

/**************************************************************************/

struct api
{
	struct api *next;
	afb_api_t api;
	char name[1];
};

static struct api *apis = 0;

/* search the api of name */
static struct api *searchapi(const char *name, struct api ***previous)
{
	struct api *a, **p = &apis;
	while((a = *p) && strcmp(a->name, name))
		p = &a->next;
	if (previous)
		*previous = p;
	return a;
}

/**************************************************************************/

// Sample Generic Ping Debug API
static void ping(afb_req_t request, json_object *jresp, const char *tag)
{
	static int pingcount = 0;
	json_object *query = afb_req_json(request);
	afb_req_success_f(request, jresp, "Ping Binder Daemon tag=%s count=%d query=%s", tag, ++pingcount, json_object_to_json_string(query));
}

static void pingSample (afb_req_t request)
{
	ping(request, json_object_new_string ("Some String"), "pingSample");
}

static void pingFail (afb_req_t request)
{
	afb_req_fail(request, "failed", "Ping Binder Daemon fails");
}

static void pingNull (afb_req_t request)
{
	ping(request, NULL, "pingNull");
}

static void pingBug (afb_req_t request)
{
	ping(NULL, NULL, "pingBug");
}

static void pingEvent(afb_req_t request)
{
	json_object *query = afb_req_json(request);
	afb_daemon_broadcast_event("event", json_object_get(query));
	ping(request, json_object_get(query), "event");
}


// For samples https://linuxprograms.wordpress.com/2010/05/20/json-c-libjson-tutorial/
static void pingJson (afb_req_t request) {
    json_object *jresp, *embed;

    jresp = json_object_new_object();
    json_object_object_add(jresp, "myString", json_object_new_string ("Some String"));
    json_object_object_add(jresp, "myInt", json_object_new_int (1234));

    embed  = json_object_new_object();
    json_object_object_add(embed, "subObjString", json_object_new_string ("Some String"));
    json_object_object_add(embed, "subObjInt", json_object_new_int (5678));

    json_object_object_add(jresp,"eobj", embed);

    ping(request, jresp, "pingJson");
}

static void subcallcb (void *prequest, int status, json_object *object, afb_req_t request)
{
	if (status < 0)
		afb_req_fail(request, "failed", json_object_to_json_string(object));
	else
		afb_req_success(request, json_object_get(object), NULL);
}

static void subcall (afb_req_t request)
{
	const char *api = afb_req_value(request, "api");
	const char *verb = afb_req_value(request, "verb");
	const char *args = afb_req_value(request, "args");
	json_object *object = api && verb && args ? json_tokener_parse(args) : NULL;

	if (object == NULL)
		afb_req_fail(request, "failed", "bad arguments");
	else
		afb_req_subcall_legacy(request, api, verb, object, subcallcb, NULL);
}

static void subcallreqcb (void *prequest, int status, json_object *object, afb_req_t request)
{
	if (status < 0)
		afb_req_fail(request, "failed", json_object_to_json_string(object));
	else
		afb_req_success(request, json_object_get(object), NULL);
}

static void subcallreq (afb_req_t request)
{
	const char *api = afb_req_value(request, "api");
	const char *verb = afb_req_value(request, "verb");
	const char *args = afb_req_value(request, "args");
	json_object *object = api && verb && args ? json_tokener_parse(args) : NULL;

	if (object == NULL)
		afb_req_fail(request, "failed", "bad arguments");
	else
		afb_req_subcall_legacy(request, api, verb, object, subcallreqcb, NULL);
}

static void subcallsync (afb_req_t request)
{
	int rc;
	const char *api = afb_req_value(request, "api");
	const char *verb = afb_req_value(request, "verb");
	const char *args = afb_req_value(request, "args");
	json_object *result, *object = api && verb && args ? json_tokener_parse(args) : NULL;

	if (object == NULL)
		afb_req_fail(request, "failed", "bad arguments");
	else {
		rc = afb_req_subcall_sync_legacy(request, api, verb, object, &result);
		if (rc >= 0)
			afb_req_success(request, result, NULL);
		else {
			afb_req_fail(request, "failed", json_object_to_json_string(result));
			json_object_put(result);
		}
	}
}

static void eventadd (afb_req_t request)
{
	const char *tag = afb_req_value(request, "tag");
	const char *name = afb_req_value(request, "name");

	pthread_mutex_lock(&mutex);
	if (tag == NULL || name == NULL)
		afb_req_fail(request, "failed", "bad arguments");
	else if (0 != event_add(tag, name))
		afb_req_fail(request, "failed", "creation error");
	else
		afb_req_success(request, NULL, NULL);
	pthread_mutex_unlock(&mutex);
}

static void eventdel (afb_req_t request)
{
	const char *tag = afb_req_value(request, "tag");

	pthread_mutex_lock(&mutex);
	if (tag == NULL)
		afb_req_fail(request, "failed", "bad arguments");
	else if (0 != event_del(tag))
		afb_req_fail(request, "failed", "deletion error");
	else
		afb_req_success(request, NULL, NULL);
	pthread_mutex_unlock(&mutex);
}

static void eventsub (afb_req_t request)
{
	const char *tag = afb_req_value(request, "tag");

	pthread_mutex_lock(&mutex);
	if (tag == NULL)
		afb_req_fail(request, "failed", "bad arguments");
	else if (0 != event_subscribe(request, tag))
		afb_req_fail(request, "failed", "subscription error");
	else
		afb_req_success(request, NULL, NULL);
	pthread_mutex_unlock(&mutex);
}

static void eventunsub (afb_req_t request)
{
	const char *tag = afb_req_value(request, "tag");

	pthread_mutex_lock(&mutex);
	if (tag == NULL)
		afb_req_fail(request, "failed", "bad arguments");
	else if (0 != event_unsubscribe(request, tag))
		afb_req_fail(request, "failed", "unsubscription error");
	else
		afb_req_success(request, NULL, NULL);
	pthread_mutex_unlock(&mutex);
}

static void eventpush (afb_req_t request)
{
	const char *tag = afb_req_value(request, "tag");
	const char *data = afb_req_value(request, "data");
	json_object *object = data ? json_tokener_parse(data) : NULL;

	pthread_mutex_lock(&mutex);
	if (tag == NULL)
		afb_req_fail(request, "failed", "bad arguments");
	else if (0 > event_push(object, tag))
		afb_req_fail(request, "failed", "push error");
	else
		afb_req_success(request, NULL, NULL);
	pthread_mutex_unlock(&mutex);
	json_object_put(object);
}

static void callcb (void *prequest, json_object *object, const char *error, const char *info, afb_api_t api)
{
	afb_req_t request = prequest;
	afb_req_reply(request, json_object_get(object), error, info);
	afb_req_unref(request);
}

static void call (afb_req_t request)
{
	const char *api = afb_req_value(request, "api");
	const char *verb = afb_req_value(request, "verb");
	const char *args = afb_req_value(request, "args");
	json_object *object = api && verb && args ? json_tokener_parse(args) : NULL;

	afb_service_call(api, verb, object, callcb, afb_req_addref(request));
}

static void callsync (afb_req_t request)
{
	const char *api = afb_req_value(request, "api");
	const char *verb = afb_req_value(request, "verb");
	const char *args = afb_req_value(request, "args");
	json_object *object = api && verb && args ? json_tokener_parse(args) : NULL;
	json_object *result;
	char *error, *info;

	afb_service_call_sync(api, verb, object, &result, &error, &info);
	afb_req_reply(request, result, error, info);
	free(error);
	free(info);
}

static void verbose (afb_req_t request)
{
	int level = 5;
	json_object *query = afb_req_json(request), *l;

	if (json_object_is_type(query,json_type_int))
		level = json_object_get_int(query);
	else if (json_object_object_get_ex(query, "level", &l) && json_object_is_type(l, json_type_int))
		level = json_object_get_int(l);

	if (!json_object_object_get_ex(query,"message",&l))
		l = query;

	AFB_REQ_VERBOSE(request, level, "verbose called for %s", json_object_get_string(l));
	afb_req_success(request, NULL, NULL);
}

static void exitnow (afb_req_t request)
{
	int code = 0;
	json_object *query = afb_req_json(request), *l;

	if (json_object_is_type(query,json_type_int))
		code = json_object_get_int(query);
	else if (json_object_object_get_ex(query, "code", &l) && json_object_is_type(l, json_type_int))
		code = json_object_get_int(l);

	if (!json_object_object_get_ex(query,"reason",&l))
		l = NULL;

	AFB_REQ_NOTICE(request, "in phase of exiting with code %d, reason: %s", code, l ? json_object_get_string(l) : "unknown");
	afb_req_success(request, NULL, NULL);
	exit(code);
}

static void broadcast(afb_req_t request)
{
	const char *tag = afb_req_value(request, "tag");
	const char *name = afb_req_value(request, "name");
	const char *data = afb_req_value(request, "data");
	json_object *object = data ? json_tokener_parse(data) : NULL;

	if (tag != NULL) {
		pthread_mutex_lock(&mutex);
		if (0 > event_broadcast(object, tag))
			afb_req_fail(request, "failed", "broadcast error");
		else
			afb_req_success(request, NULL, NULL);
		pthread_mutex_unlock(&mutex);
	} else if (name != NULL) {
		if (0 > afb_daemon_broadcast_event(name, json_object_get(object)))
			afb_req_fail(request, "failed", "broadcast error");
		else
			afb_req_success(request, NULL, NULL);
	} else {
		afb_req_fail(request, "failed", "bad arguments");
	}
	json_object_put(object);
}

static void hasperm (afb_req_t request)
{
	const char *perm = afb_req_value(request, "perm");
	if (afb_req_has_permission(request, perm))
		afb_req_success_f(request, NULL, "permission %s granted", perm?:"(null)");
	else
		afb_req_fail_f(request, "not-granted", "permission %s NOT granted", perm?:"(null)");
}

static void appid (afb_req_t request)
{
	char *aid = afb_req_get_application_id(request);
	afb_req_success_f(request, aid ? json_object_new_string(aid) : NULL, "application is %s", aid?:"?");
	free(aid);
}

static void uid (afb_req_t request)
{
	int uid = afb_req_get_uid(request);
	afb_req_success_f(request, json_object_new_int(uid), "uid is %d", uid);
}

static void closess (afb_req_t request)
{
	afb_req_session_close(request);
	afb_req_reply(request, NULL, NULL, "session closed");
}

static void setloa (afb_req_t request)
{
	int loa = json_object_get_int(afb_req_json(request));
	afb_req_session_set_LOA(request, loa);
	afb_req_reply_f(request, NULL, NULL, "LOA set to %d", loa);
}

static void ok (afb_req_t request)
{
	afb_req_reply_f(request, NULL, NULL, NULL);
}

static void setctx (afb_req_t request)
{
	struct json_object *x = afb_req_json(request);
	afb_req_context(request, (int)(intptr_t)afb_req_get_vcbdata(request), (void*)json_object_get, (void*)json_object_put, x);
	afb_req_reply(request, json_object_get(x), NULL, "context set");
}

static void getctx (afb_req_t request)
{
	struct json_object *x = afb_req_context(request, 0, 0, 0, 0);
	afb_req_reply(request, json_object_get(x), NULL, "returning the context");
}

static void info (afb_req_t request)
{
	afb_req_reply(request, afb_req_get_client_info(request), NULL, NULL);
}

static void eventloop (afb_req_t request)
{
	afb_api_t api = afb_req_get_api(request);
	struct sd_event *ev = afb_api_get_event_loop(api);
	afb_req_reply(request, NULL, ev ? NULL : "no-event-loop", NULL);
}

static void dbus (afb_req_t request)
{
	afb_api_t api = afb_req_get_api(request);
	json_object *json = afb_req_json(request);
	struct sd_bus *bus = (json_object_get_boolean(json) ? afb_api_get_system_bus : afb_api_get_user_bus)(api);
	afb_req_reply(request, NULL, bus ? NULL : "no-bus", NULL);
}

static void replycount (afb_req_t request)
{
	json_object *json = afb_req_json(request);
	int count = json_object_get_int(json);
	while (count-- > 0)
		afb_req_reply(request, NULL, NULL, NULL);
}

static void get(afb_req_t request)
{
	struct afb_arg arg = afb_req_get(request, "name");
	const char *name, *value, *path;

	if (!arg.name || !arg.value)
		afb_req_reply(request, NULL, "invalid", "the parameter 'name' is missing");
	else {
		name = arg.name;
		value = afb_req_value(request, name);
		path = afb_req_path(request, name);
		afb_req_reply_f(request, NULL, NULL, "found for '%s': %s", name, value ?: path ?: "NULL");
	}
}

static void ref(afb_req_t request)
{
	afb_req_addref(request);
	afb_req_reply(request, NULL, NULL, NULL);
	afb_req_unref(request);
}

static void mute(afb_req_t request)
{
}

static void mutebug(afb_req_t request)
{
	afb_req_addref(request);
}

void queue_cb(int signum, void *arg)
{
	afb_req_t request = arg;
	afb_req_reply(request, NULL, NULL, NULL);
	afb_req_unref(request);
}

static void queue(afb_req_t request)
{
	afb_req_addref(request);
	afb_api_queue_job(afb_req_get_api(request), queue_cb, request, NULL, 0);
}

static void settings(afb_req_t request)
{
	afb_api_t api = afb_req_get_api(request);
	struct json_object *object = afb_api_settings(api);
	afb_req_reply(request, json_object_get(object), NULL, NULL);
}

static void rootdir (afb_req_t request)
{
	ssize_t s;
	afb_api_t api = afb_req_get_api(request);
	int fd = afb_api_rootdir_get_fd(api);
	char buffer[150], root[1025];
	sprintf(buffer, "/proc/self/fd/%d", fd);
	s = readlink(buffer, root, sizeof root - 1);
	if (s < 0)
		afb_req_reply_f(request, NULL, "error", "can't readlink %s: %m", buffer);
	else {
		root[s] = 0;
		afb_req_reply(request, json_object_new_string(root), NULL, NULL);
	}
}

static void locale (afb_req_t request)
{
	char buffer[150], root[1025];
	const char *lang, *file;
	ssize_t s;
	json_object *json = afb_req_json(request), *x;
	afb_api_t api = afb_req_get_api(request);
	int fd;

	lang = NULL;
	if (json_object_is_type(json, json_type_string))
		file = json_object_get_string(json);
	else {
		if (!json_object_object_get_ex(json, "file", &x)) {
			afb_req_reply(request, NULL, "invalid", "no file");
			return;
		}
		file = json_object_get_string(x);
		if (json_object_object_get_ex(json, "lang", &x))
			lang = json_object_get_string(x);
	}

	fd = afb_api_rootdir_open_locale(api, file, O_RDONLY, lang);
	if (fd < 0)
		afb_req_reply_f(request, NULL, "error", "can't open %s [%s]: %m", file?:"NULL", lang?:"NULL");
	else {
		sprintf(buffer, "/proc/self/fd/%d", fd);
		s = readlink(buffer, root, sizeof root - 1);
		if (s < 0)
			afb_req_reply_f(request, NULL, "error", "can't readlink %s: %m", buffer);
		else {
			root[s] = 0;
			afb_req_reply(request, json_object_new_string(root), NULL, NULL);
		}
		close(fd);
	}
}

static void in_after (afb_req_t request)
{
	int rc;
	const char *ts, *ty;
	char *te;
	double td;
	struct timespec t;

	/* get the type */
	ty = afb_req_value(request, "type") ?: "call";
	if (strcmp(ty, "call") && strcmp(ty, "callsync")
	 && strcmp(ty, "subcall") && strcmp(ty, "subcallsync"))
		return afb_req_reply(request, NULL, "invalid", "bad type");

	/* get the delay */
	ts = afb_req_value(request, "delay");
	if (!ts)
		return afb_req_reply(request, NULL, "invalid", "no delay");
	td = strtod(ts, &te);
	if (*te || td < 0 || td > 3e6) /* a month is the biggest accepted */
		return afb_req_reply(request, NULL, "invalid", "bad delay");

	/* wait for that time */
	if (td > 0) {
		t.tv_nsec = (long)(1e6 * modf(td, &td));
		t.tv_sec = (time_t)td;
		do {
			rc = nanosleep(&t, &t);
		} while (rc != 0 && errno == EINTR);

		if (rc)
			return afb_req_reply(request, NULL, "error", "sleep failed");
	}

	/* do the call */
	if (!strcmp(ty, "subcallsync"))
		subcall(request);
	else if (!strcmp(ty, "subcall"))
		subcallsync(request);
	else if (!strcmp(ty, "callsync"))
		callsync(request);
	else
		call(request);
}

static void *thread_after (void *closure)
{
	afb_req_t request = closure;
	in_after (request);
	afb_req_unref(request);
	return NULL;
}

static void after (afb_req_t request)
{
	int rc;
	pthread_t tid;
	pthread_attr_t attr;

	afb_req_addref(request);

	pthread_attr_init(&attr);
	pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
	rc =pthread_create(&tid, &attr, thread_after, request);
	pthread_attr_destroy(&attr);

	if (rc != 0) {
		afb_req_unref(request);
		afb_req_reply(request, NULL, "cant-start", NULL);
	}
}

static void api (afb_req_t request);

/**
 * Definition of an authorization entry
 */
static struct afb_auth auths[] = {
	{	/* 0 */
		.type = afb_auth_Or,
		.first = &auths[1],
		.next = &auths[9],
	},
	{	/* 1 */
		.type = afb_auth_And,
		.first = &auths[2],
		.next = &auths[3],
	},
	{	/* 2 */
		.type = afb_auth_Yes
	},
	{	/* 3 */
		.type = afb_auth_And,
		.first = &auths[4],
		.next = &auths[5],
	},
	{	/* 4 */
		.type = afb_auth_LOA,
		.loa = 0
	},
	{	/* 5 */
		.type = afb_auth_Or,
		.first = &auths[6],
		.next = &auths[7],
	},
	{	/* 6 */
		.type = afb_auth_No
	},
	{	/* 7 */
		.type = afb_auth_Not,
		.first = &auths[8]
	},
	{	/* 8 */
		.type = afb_auth_Yes
	},
	{	/* 9 */
		.type = afb_auth_And,
		.first = &auths[10],
		.next = &auths[13],
	},
	{	/* 10 */
		.type = afb_auth_Or,
		.first = &auths[12],
		.next = &auths[11],
	},
	{	/* 11 */
		.type = afb_auth_Not,
		.first = &auths[13]
	},
	{	/* 12 */
		.type = afb_auth_Token
	},
	{	/* 13 */
		.type = afb_auth_And,
		.first = &auths[14],
		.next = &auths[17],
	},
	{	/* 14 */
		.type = afb_auth_Or,
		.first = &auths[16],
		.next = &auths[15],
	},
	{	/* 15 */
		.type = afb_auth_Not,
		.first = &auths[16]
	},
	{	/* 16 */
		.type = afb_auth_Permission,
		.text = "permission"
	},
	{	/* 17 */
		.type = afb_auth_Yes
	}
};


// NOTE: this sample does not use session to keep test a basic as possible
//       in real application most APIs should be protected with AFB_SESSION_CHECK
static const struct afb_verb_v3 verbs[]= {
  { .verb="ping",        .callback=pingSample },
  { .verb="pingfail",    .callback=pingFail },
  { .verb="pingnull",    .callback=pingNull },
  { .verb="pingbug",     .callback=pingBug },
  { .verb="pingJson",    .callback=pingJson },
  { .verb="pingevent",   .callback=pingEvent },
  { .verb="subcall",     .callback=subcall },
  { .verb="subcallreq",  .callback=subcallreq },
  { .verb="subcallsync", .callback=subcallsync },
  { .verb="eventadd",    .callback=eventadd },
  { .verb="eventdel",    .callback=eventdel },
  { .verb="eventsub",    .callback=eventsub },
  { .verb="eventunsub",  .callback=eventunsub },
  { .verb="eventpush",   .callback=eventpush },
  { .verb="call",        .callback=call },
  { .verb="callsync",    .callback=callsync },
  { .verb="verbose",     .callback=verbose },
  { .verb="broadcast",   .callback=broadcast },
  { .verb="hasperm",     .callback=hasperm },
  { .verb="appid",       .callback=appid },
  { .verb="uid",         .callback=uid },
  { .verb="exit",        .callback=exitnow },
  { .verb="close",       .callback=closess, .session=AFB_SESSION_CLOSE },
  { .verb="set-loa",     .callback=setloa, .auth = &auths[0] },
  { .verb="has-loa-1",   .callback=ok, .session=AFB_SESSION_LOA_1 },
  { .verb="has-loa-2",   .callback=ok, .session=AFB_SESSION_LOA_2 },
  { .verb="has-loa-3",   .callback=ok, .session=AFB_SESSION_LOA_3 },
  { .verb="setctx",      .callback=setctx, .vcbdata = (void*)(intptr_t)1 },
  { .verb="setctxif",    .callback=setctx, .vcbdata = (void*)(intptr_t)0 },
  { .verb="getctx",      .callback=getctx },
  { .verb="checktok",    .callback=ok, .session=AFB_SESSION_CHECK },
  { .verb="reftok",      .callback=ok, .session=AFB_SESSION_CHECK | AFB_SESSION_REFRESH },
  { .verb="info",        .callback=info },
  { .verb="eventloop",   .callback=eventloop },
  { .verb="dbus",        .callback=dbus },
  { .verb="reply-count", .callback=replycount },
  { .verb="get",         .callback=get},
  { .verb="ref",         .callback=ref},
  { .verb="rootdir",     .callback=rootdir},
  { .verb="locale",      .callback=locale},
  { .verb="api",         .callback=api},
  { .verb="mute",        .callback=mute},
  { .verb="mutebug",     .callback=mutebug},
  { .verb="queue",       .callback=queue},
  { .verb="settings",    .callback=settings},
  { .verb="after",       .callback=after},
  { .verb=NULL}
};

static void pingSample2 (struct afb_req_x1 req)
{
	pingSample(req.closure);
}

static const struct afb_verb_v2 apiverbs2[]= {
  { .verb="ping",        .callback=pingSample2 },
  { .verb="ping2",        .callback=pingSample2 },
  { .verb=NULL }
};

static int apipreinit(void *closure, afb_api_t api)
{
	afb_api_set_verbs_v2(api, apiverbs2);
	afb_api_set_verbs_v3(api, verbs);
	return 0;
}

static void apiverb (afb_req_t request)
{
	afb_req_reply_f(request, json_object_get(afb_req_json(request)), NULL, "api: %s, verb: %s",
		afb_req_get_called_api(request), afb_req_get_called_verb(request));
}

static void apievhndl(void *closure, const char *event, struct json_object *args, afb_api_t api)
{
	struct json_object *obj = closure;
	afb_api_verbose(api, 0, NULL, 0, NULL, "the handler of closure(%s) received the event %s(%s)",
		json_object_get_string(obj), event, json_object_get_string(args));
}

static void api (afb_req_t request)
{
	struct api *sapi, **psapi;
	const char *action, *apiname, *verbname, *pattern;
	json_object *json = afb_req_json(request), *x, *closure;
	afb_api_t api = afb_req_get_api(request), oapi;

	/* get the action */
	if (!json_object_object_get_ex(json, "action", &x)) {
		afb_req_reply(request, NULL, "invalid", "no action");
		goto end;
	}
	action = json_object_get_string(x);

	/* get the verb */
	verbname = json_object_object_get_ex(json, "verb", &x) ?
		json_object_get_string(x) : NULL;

	/* get the pattern */
	pattern = json_object_object_get_ex(json, "pattern", &x) ?
		json_object_get_string(x) : NULL;

	/* get the closure */
	closure = NULL;
	json_object_object_get_ex(json, "closure", &closure);

	/* get the api */
	if (json_object_object_get_ex(json, "api", &x)) {
		apiname = json_object_get_string(x);
		sapi = searchapi(apiname, &psapi);
		oapi = sapi ? sapi->api : NULL;
	} else {
		oapi = api;
		apiname = afb_api_name(api);
		sapi = searchapi(apiname, &psapi);
	}

	/* search the sapi */
	if (!strcasecmp(action, "create")) {
		if (!apiname) {
			afb_req_reply(request, NULL, "invalid", "no api");
			goto end;
		}
		if (sapi) {
			afb_req_reply(request, NULL, "already-exist", NULL);
			goto end;
		}
		sapi = malloc (sizeof * sapi + strlen(apiname));
		if (!sapi) {
			afb_req_reply(request, NULL, "out-of-memory", NULL);
			goto end;
		}
		sapi->api = afb_api_new_api(api, apiname, NULL, 1, apipreinit, NULL);
		if (!sapi->api) {
			free(sapi);
			afb_req_reply_f(request, NULL, "cant-create", "%m");
			goto end;
		}
		strcpy(sapi->name, apiname);
		sapi->next = NULL;
		*psapi = sapi;
	} else {
		if (!oapi) {
			afb_req_reply(request, NULL, "cant-find-api", NULL);
			goto end;
		}
		if (!strcasecmp(action, "destroy")) {
			if (!sapi) {
				afb_req_reply(request, NULL, "cant-destroy", NULL);
				goto end;
			}
			afb_api_delete_api(oapi);
			*psapi = sapi->next;
			free(sapi);
		} else if (!strcasecmp(action, "addverb")) {
			if (!verbname){
				afb_req_reply(request, NULL, "invalid", "no verb");
				goto end;
			}
			afb_api_add_verb(oapi, verbname, NULL, apiverb, NULL, NULL, 0, !!strchr(verbname, '*'));
		} else if (!strcasecmp(action, "delverb")) {
			if (!verbname){
				afb_req_reply(request, NULL, "invalid", "no verb");
				goto end;
			}
			afb_api_del_verb(oapi, verbname, NULL);
		} else if (!strcasecmp(action, "addhandler")) {
			if (!pattern){
				afb_req_reply(request, NULL, "invalid", "no pattern");
				goto end;
			}
			afb_api_event_handler_add(oapi, pattern, apievhndl, json_object_get(closure));
		} else if (!strcasecmp(action, "delhandler")) {
			if (!pattern){
				afb_req_reply(request, NULL, "invalid", "no pattern");
				goto end;
			}
			closure = NULL;
			afb_api_event_handler_del(oapi, pattern, (void**)&closure);
			json_object_put(closure);
		} else if (!strcasecmp(action, "seal")) {
			afb_api_seal(oapi);
		} else {
			afb_req_reply_f(request, NULL, "invalid", "unknown action %s", action ?: "NULL");
			goto end;
		}
	}
	afb_req_reply(request, NULL, NULL, NULL);
end:	return;
}

/*************************************************************/

static int preinit(afb_api_t api)
{
	AFB_NOTICE("hello binding comes to live");
#if defined(PREINIT_PROVIDE_CLASS)
	afb_api_provide_class(api, PREINIT_PROVIDE_CLASS);
#endif
#if defined(PREINIT_REQUIRE_CLASS)
	afb_api_require_class(api, PREINIT_REQUIRE_CLASS);
#endif
	return 0;
}

static int init(afb_api_t api)
{
	AFB_NOTICE("hello binding starting");
#if defined(INIT_REQUIRE_API)
	afb_api_require_api(api, INIT_REQUIRE_API, 1);
#endif
	afb_api_add_alias(api, api->apiname, "fakename");
	return 0;
}

static void onevent(afb_api_t api, const char *event, struct json_object *object)
{
	AFB_NOTICE("received event %s(%s)", event, json_object_to_json_string(object));
}

const struct afb_binding_v3 afbBindingV3 = {
	.api = APINAME,
	.specification = NULL,
	.verbs = verbs,
	.preinit = preinit,
	.init = init,
	.onevent = onevent
};