forked from sqlcipher/sqlcipher
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathtest1.c
More file actions
7041 lines (6524 loc) · 203 KB
/
test1.c
File metadata and controls
7041 lines (6524 loc) · 203 KB
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
/*
** 2001 September 15
**
** The author disclaims copyright to this source code. In place of
** a legal notice, here is a blessing:
**
** May you do good and not evil.
** May you find forgiveness for yourself and forgive others.
** May you share freely, never taking more than you give.
**
*************************************************************************
** Code for testing all sorts of SQLite interfaces. This code
** is not included in the SQLite library. It is used for automated
** testing of the SQLite library.
*/
#include "sqliteInt.h"
#if SQLITE_OS_WIN
# include "os_win.h"
#endif
#include "vdbeInt.h"
#include "tcl.h"
#include <stdlib.h>
#include <string.h>
/*
** This is a copy of the first part of the SqliteDb structure in
** tclsqlite.c. We need it here so that the get_sqlite_pointer routine
** can extract the sqlite3* pointer from an existing Tcl SQLite
** connection.
*/
struct SqliteDb {
sqlite3 *db;
};
/*
** Convert text generated by the "%p" conversion format back into
** a pointer.
*/
static int testHexToInt(int h){
if( h>='0' && h<='9' ){
return h - '0';
}else if( h>='a' && h<='f' ){
return h - 'a' + 10;
}else{
assert( h>='A' && h<='F' );
return h - 'A' + 10;
}
}
void *sqlite3TestTextToPtr(const char *z){
void *p;
u64 v;
u32 v2;
if( z[0]=='0' && z[1]=='x' ){
z += 2;
}
v = 0;
while( *z ){
v = (v<<4) + testHexToInt(*z);
z++;
}
if( sizeof(p)==sizeof(v) ){
memcpy(&p, &v, sizeof(p));
}else{
assert( sizeof(p)==sizeof(v2) );
v2 = (u32)v;
memcpy(&p, &v2, sizeof(p));
}
return p;
}
/*
** A TCL command that returns the address of the sqlite* pointer
** for an sqlite connection instance. Bad things happen if the
** input is not an sqlite connection.
*/
static int get_sqlite_pointer(
void * clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
struct SqliteDb *p;
Tcl_CmdInfo cmdInfo;
char zBuf[100];
if( objc!=2 ){
Tcl_WrongNumArgs(interp, 1, objv, "SQLITE-CONNECTION");
return TCL_ERROR;
}
if( !Tcl_GetCommandInfo(interp, Tcl_GetString(objv[1]), &cmdInfo) ){
Tcl_AppendResult(interp, "command not found: ",
Tcl_GetString(objv[1]), (char*)0);
return TCL_ERROR;
}
p = (struct SqliteDb*)cmdInfo.objClientData;
sqlite3_snprintf(sizeof(zBuf), zBuf, "%p", p->db);
Tcl_AppendResult(interp, zBuf, 0);
return TCL_OK;
}
/*
** Decode a pointer to an sqlite3 object.
*/
int getDbPointer(Tcl_Interp *interp, const char *zA, sqlite3 **ppDb){
struct SqliteDb *p;
Tcl_CmdInfo cmdInfo;
if( Tcl_GetCommandInfo(interp, zA, &cmdInfo) ){
p = (struct SqliteDb*)cmdInfo.objClientData;
*ppDb = p->db;
}else{
*ppDb = (sqlite3*)sqlite3TestTextToPtr(zA);
}
return TCL_OK;
}
#if SQLITE_OS_WIN
/*
** Decode a Win32 HANDLE object.
*/
int getWin32Handle(Tcl_Interp *interp, const char *zA, LPHANDLE phFile){
*phFile = (HANDLE)sqlite3TestTextToPtr(zA);
return TCL_OK;
}
#endif
extern const char *sqlite3ErrName(int);
#define t1ErrorName sqlite3ErrName
/*
** Convert an sqlite3_stmt* into an sqlite3*. This depends on the
** fact that the sqlite3* is the first field in the Vdbe structure.
*/
#define StmtToDb(X) sqlite3_db_handle(X)
/*
** Check a return value to make sure it agrees with the results
** from sqlite3_errcode.
*/
int sqlite3TestErrCode(Tcl_Interp *interp, sqlite3 *db, int rc){
if( sqlite3_threadsafe()==0 && rc!=SQLITE_MISUSE && rc!=SQLITE_OK
&& sqlite3_errcode(db)!=rc ){
char zBuf[200];
int r2 = sqlite3_errcode(db);
sqlite3_snprintf(sizeof(zBuf), zBuf,
"error code %s (%d) does not match sqlite3_errcode %s (%d)",
t1ErrorName(rc), rc, t1ErrorName(r2), r2);
Tcl_ResetResult(interp);
Tcl_AppendResult(interp, zBuf, 0);
return 1;
}
return 0;
}
/*
** Decode a pointer to an sqlite3_stmt object.
*/
static int getStmtPointer(
Tcl_Interp *interp,
const char *zArg,
sqlite3_stmt **ppStmt
){
*ppStmt = (sqlite3_stmt*)sqlite3TestTextToPtr(zArg);
return TCL_OK;
}
/*
** Generate a text representation of a pointer that can be understood
** by the getDbPointer and getVmPointer routines above.
**
** The problem is, on some machines (Solaris) if you do a printf with
** "%p" you cannot turn around and do a scanf with the same "%p" and
** get your pointer back. You have to prepend a "0x" before it will
** work. Or at least that is what is reported to me (drh). But this
** behavior varies from machine to machine. The solution used her is
** to test the string right after it is generated to see if it can be
** understood by scanf, and if not, try prepending an "0x" to see if
** that helps. If nothing works, a fatal error is generated.
*/
int sqlite3TestMakePointerStr(Tcl_Interp *interp, char *zPtr, void *p){
sqlite3_snprintf(100, zPtr, "%p", p);
return TCL_OK;
}
/*
** The callback routine for sqlite3_exec_printf().
*/
static int exec_printf_cb(void *pArg, int argc, char **argv, char **name){
Tcl_DString *str = (Tcl_DString*)pArg;
int i;
if( Tcl_DStringLength(str)==0 ){
for(i=0; i<argc; i++){
Tcl_DStringAppendElement(str, name[i] ? name[i] : "NULL");
}
}
for(i=0; i<argc; i++){
Tcl_DStringAppendElement(str, argv[i] ? argv[i] : "NULL");
}
return 0;
}
/*
** The I/O tracing callback.
*/
#if !defined(SQLITE_OMIT_TRACE) && defined(SQLITE_ENABLE_IOTRACE)
static FILE *iotrace_file = 0;
static void io_trace_callback(const char *zFormat, ...){
va_list ap;
va_start(ap, zFormat);
vfprintf(iotrace_file, zFormat, ap);
va_end(ap);
fflush(iotrace_file);
}
#endif
/*
** Usage: io_trace FILENAME
**
** Turn I/O tracing on or off. If FILENAME is not an empty string,
** I/O tracing begins going into FILENAME. If FILENAME is an empty
** string, I/O tracing is turned off.
*/
static int test_io_trace(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
#if !defined(SQLITE_OMIT_TRACE) && defined(SQLITE_ENABLE_IOTRACE)
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" FILENAME\"", 0);
return TCL_ERROR;
}
if( iotrace_file ){
if( iotrace_file!=stdout && iotrace_file!=stderr ){
fclose(iotrace_file);
}
iotrace_file = 0;
sqlite3IoTrace = 0;
}
if( argv[1][0] ){
if( strcmp(argv[1],"stdout")==0 ){
iotrace_file = stdout;
}else if( strcmp(argv[1],"stderr")==0 ){
iotrace_file = stderr;
}else{
iotrace_file = fopen(argv[1], "w");
}
sqlite3IoTrace = io_trace_callback;
}
#endif
return TCL_OK;
}
/*
** Usage: clang_sanitize_address
**
** Returns true if the program was compiled using clang with the
** -fsanitize=address switch on the command line. False otherwise.
**
** Also return true if the OMIT_MISUSE environment variable exists.
*/
static int clang_sanitize_address(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
int res = 0;
#if defined(__has_feature)
# if __has_feature(address_sanitizer)
res = 1;
# endif
#endif
if( res==0 && getenv("OMIT_MISUSE")!=0 ) res = 1;
Tcl_SetObjResult(interp, Tcl_NewIntObj(res));
return TCL_OK;
}
/*
** Usage: sqlite3_exec_printf DB FORMAT STRING
**
** Invoke the sqlite3_exec_printf() interface using the open database
** DB. The SQL is the string FORMAT. The format string should contain
** one %s or %q. STRING is the value inserted into %s or %q.
*/
static int test_exec_printf(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
Tcl_DString str;
int rc;
char *zErr = 0;
char *zSql;
char zBuf[30];
if( argc!=4 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" DB FORMAT STRING", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
Tcl_DStringInit(&str);
zSql = sqlite3_mprintf(argv[2], argv[3]);
rc = sqlite3_exec(db, zSql, exec_printf_cb, &str, &zErr);
sqlite3_free(zSql);
sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", rc);
Tcl_AppendElement(interp, zBuf);
Tcl_AppendElement(interp, rc==SQLITE_OK ? Tcl_DStringValue(&str) : zErr);
Tcl_DStringFree(&str);
if( zErr ) sqlite3_free(zErr);
if( sqlite3TestErrCode(interp, db, rc) ) return TCL_ERROR;
return TCL_OK;
}
/*
** Usage: sqlite3_exec_hex DB HEX
**
** Invoke the sqlite3_exec() on a string that is obtained by translating
** HEX into ASCII. Most characters are translated as is. %HH becomes
** a hex character.
*/
static int test_exec_hex(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
Tcl_DString str;
int rc, i, j;
char *zErr = 0;
char *zHex;
char zSql[500];
char zBuf[30];
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" DB HEX", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
zHex = argv[2];
for(i=j=0; i<sizeof(zSql) && zHex[j]; i++, j++){
if( zHex[j]=='%' && zHex[j+2] && zHex[j+2] ){
zSql[i] = (testHexToInt(zHex[j+1])<<4) + testHexToInt(zHex[j+2]);
j += 2;
}else{
zSql[i] = zHex[j];
}
}
zSql[i] = 0;
Tcl_DStringInit(&str);
rc = sqlite3_exec(db, zSql, exec_printf_cb, &str, &zErr);
sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", rc);
Tcl_AppendElement(interp, zBuf);
Tcl_AppendElement(interp, rc==SQLITE_OK ? Tcl_DStringValue(&str) : zErr);
Tcl_DStringFree(&str);
if( zErr ) sqlite3_free(zErr);
if( sqlite3TestErrCode(interp, db, rc) ) return TCL_ERROR;
return TCL_OK;
}
/*
** Usage: db_enter DB
** db_leave DB
**
** Enter or leave the mutex on a database connection.
*/
static int db_enter(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" DB", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
sqlite3_mutex_enter(db->mutex);
return TCL_OK;
}
static int db_leave(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" DB", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
sqlite3_mutex_leave(db->mutex);
return TCL_OK;
}
/*
** Usage: sqlite3_exec DB SQL
**
** Invoke the sqlite3_exec interface using the open database DB
*/
static int test_exec(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
Tcl_DString str;
int rc;
char *zErr = 0;
char *zSql;
int i, j;
char zBuf[30];
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" DB SQL", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
Tcl_DStringInit(&str);
zSql = sqlite3_mprintf("%s", argv[2]);
for(i=j=0; zSql[i];){
if( zSql[i]=='%' ){
zSql[j++] = (testHexToInt(zSql[i+1])<<4) + testHexToInt(zSql[i+2]);
i += 3;
}else{
zSql[j++] = zSql[i++];
}
}
zSql[j] = 0;
rc = sqlite3_exec(db, zSql, exec_printf_cb, &str, &zErr);
sqlite3_free(zSql);
sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", rc);
Tcl_AppendElement(interp, zBuf);
Tcl_AppendElement(interp, rc==SQLITE_OK ? Tcl_DStringValue(&str) : zErr);
Tcl_DStringFree(&str);
if( zErr ) sqlite3_free(zErr);
if( sqlite3TestErrCode(interp, db, rc) ) return TCL_ERROR;
return TCL_OK;
}
/*
** Usage: sqlite3_exec_nr DB SQL
**
** Invoke the sqlite3_exec interface using the open database DB. Discard
** all results
*/
static int test_exec_nr(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
int rc;
char *zErr = 0;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" DB SQL", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
rc = sqlite3_exec(db, argv[2], 0, 0, &zErr);
if( sqlite3TestErrCode(interp, db, rc) ) return TCL_ERROR;
return TCL_OK;
}
/*
** Usage: sqlite3_mprintf_z_test SEPARATOR ARG0 ARG1 ...
**
** Test the %z format of sqlite_mprintf(). Use multiple mprintf() calls to
** concatenate arg0 through argn using separator as the separator.
** Return the result.
*/
static int test_mprintf_z(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
char *zResult = 0;
int i;
for(i=2; i<argc && (i==2 || zResult); i++){
zResult = sqlite3_mprintf("%z%s%s", zResult, argv[1], argv[i]);
}
Tcl_AppendResult(interp, zResult, 0);
sqlite3_free(zResult);
return TCL_OK;
}
/*
** Usage: sqlite3_mprintf_n_test STRING
**
** Test the %n format of sqlite_mprintf(). Return the length of the
** input string.
*/
static int test_mprintf_n(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
char *zStr;
int n = 0;
zStr = sqlite3_mprintf("%s%n", argv[1], &n);
sqlite3_free(zStr);
Tcl_SetObjResult(interp, Tcl_NewIntObj(n));
return TCL_OK;
}
/*
** Usage: sqlite3_snprintf_int SIZE FORMAT INT
**
** Test the of sqlite3_snprintf() routine. SIZE is the size of the
** output buffer in bytes. The maximum size is 100. FORMAT is the
** format string. INT is a single integer argument. The FORMAT
** string must require no more than this one integer argument. If
** You pass in a format string that requires more than one argument,
** bad things will happen.
*/
static int test_snprintf_int(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
char zStr[100];
int n = atoi(argv[1]);
const char *zFormat = argv[2];
int a1 = atoi(argv[3]);
if( n>sizeof(zStr) ) n = sizeof(zStr);
sqlite3_snprintf(sizeof(zStr), zStr, "abcdefghijklmnopqrstuvwxyz");
sqlite3_snprintf(n, zStr, zFormat, a1);
Tcl_AppendResult(interp, zStr, 0);
return TCL_OK;
}
#ifndef SQLITE_OMIT_GET_TABLE
/*
** Usage: sqlite3_get_table_printf DB FORMAT STRING ?--no-counts?
**
** Invoke the sqlite3_get_table_printf() interface using the open database
** DB. The SQL is the string FORMAT. The format string should contain
** one %s or %q. STRING is the value inserted into %s or %q.
*/
static int test_get_table_printf(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
Tcl_DString str;
int rc;
char *zErr = 0;
int nRow = 0, nCol = 0;
char **aResult;
int i;
char zBuf[30];
char *zSql;
int resCount = -1;
if( argc==5 ){
if( Tcl_GetInt(interp, argv[4], &resCount) ) return TCL_ERROR;
}
if( argc!=4 && argc!=5 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" DB FORMAT STRING ?COUNT?", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
Tcl_DStringInit(&str);
zSql = sqlite3_mprintf(argv[2],argv[3]);
if( argc==5 ){
rc = sqlite3_get_table(db, zSql, &aResult, 0, 0, &zErr);
}else{
rc = sqlite3_get_table(db, zSql, &aResult, &nRow, &nCol, &zErr);
resCount = (nRow+1)*nCol;
}
sqlite3_free(zSql);
sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", rc);
Tcl_AppendElement(interp, zBuf);
if( rc==SQLITE_OK ){
if( argc==4 ){
sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", nRow);
Tcl_AppendElement(interp, zBuf);
sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", nCol);
Tcl_AppendElement(interp, zBuf);
}
for(i=0; i<resCount; i++){
Tcl_AppendElement(interp, aResult[i] ? aResult[i] : "NULL");
}
}else{
Tcl_AppendElement(interp, zErr);
}
sqlite3_free_table(aResult);
if( zErr ) sqlite3_free(zErr);
if( sqlite3TestErrCode(interp, db, rc) ) return TCL_ERROR;
return TCL_OK;
}
#endif /* SQLITE_OMIT_GET_TABLE */
/*
** Usage: sqlite3_last_insert_rowid DB
**
** Returns the integer ROWID of the most recent insert.
*/
static int test_last_rowid(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
char zBuf[30];
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], " DB\"", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
sqlite3_snprintf(sizeof(zBuf), zBuf, "%lld", sqlite3_last_insert_rowid(db));
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: sqlite3_key DB KEY
**
** Set the codec key.
*/
static int test_key(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
#ifdef SQLITE_HAS_CODEC
sqlite3 *db;
const char *zKey;
int nKey;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" FILENAME\"", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
zKey = argv[2];
nKey = strlen(zKey);
sqlite3_key(db, zKey, nKey);
#endif
return TCL_OK;
}
/*
** Usage: sqlite3_rekey DB KEY
**
** Change the codec key.
*/
static int test_rekey(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
#ifdef SQLITE_HAS_CODEC
sqlite3 *db;
const char *zKey;
int nKey;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" FILENAME\"", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
zKey = argv[2];
nKey = strlen(zKey);
sqlite3_rekey(db, zKey, nKey);
#endif
return TCL_OK;
}
/*
** Usage: sqlite3_close DB
**
** Closes the database opened by sqlite3_open.
*/
static int sqlite_test_close(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" FILENAME\"", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
rc = sqlite3_close(db);
Tcl_SetResult(interp, (char *)t1ErrorName(rc), TCL_STATIC);
return TCL_OK;
}
/*
** Usage: sqlite3_close_v2 DB
**
** Closes the database opened by sqlite3_open.
*/
static int sqlite_test_close_v2(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" FILENAME\"", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
rc = sqlite3_close_v2(db);
Tcl_SetResult(interp, (char *)t1ErrorName(rc), TCL_STATIC);
return TCL_OK;
}
/*
** Implementation of the x_coalesce() function.
** Return the first argument non-NULL argument.
*/
static void t1_ifnullFunc(
sqlite3_context *context,
int argc,
sqlite3_value **argv
){
int i;
for(i=0; i<argc; i++){
if( SQLITE_NULL!=sqlite3_value_type(argv[i]) ){
int n = sqlite3_value_bytes(argv[i]);
sqlite3_result_text(context, (char*)sqlite3_value_text(argv[i]),
n, SQLITE_TRANSIENT);
break;
}
}
}
/*
** These are test functions. hex8() interprets its argument as
** UTF8 and returns a hex encoding. hex16le() interprets its argument
** as UTF16le and returns a hex encoding.
*/
static void hex8Func(sqlite3_context *p, int argc, sqlite3_value **argv){
const unsigned char *z;
int i;
char zBuf[200];
z = sqlite3_value_text(argv[0]);
for(i=0; i<sizeof(zBuf)/2 - 2 && z[i]; i++){
sqlite3_snprintf(sizeof(zBuf)-i*2, &zBuf[i*2], "%02x", z[i]);
}
zBuf[i*2] = 0;
sqlite3_result_text(p, (char*)zBuf, -1, SQLITE_TRANSIENT);
}
#ifndef SQLITE_OMIT_UTF16
static void hex16Func(sqlite3_context *p, int argc, sqlite3_value **argv){
const unsigned short int *z;
int i;
char zBuf[400];
z = sqlite3_value_text16(argv[0]);
for(i=0; i<sizeof(zBuf)/4 - 4 && z[i]; i++){
sqlite3_snprintf(sizeof(zBuf)-i*4, &zBuf[i*4],"%04x", z[i]&0xff);
}
zBuf[i*4] = 0;
sqlite3_result_text(p, (char*)zBuf, -1, SQLITE_TRANSIENT);
}
#endif
/*
** A structure into which to accumulate text.
*/
struct dstr {
int nAlloc; /* Space allocated */
int nUsed; /* Space used */
char *z; /* The space */
};
/*
** Append text to a dstr
*/
static void dstrAppend(struct dstr *p, const char *z, int divider){
int n = (int)strlen(z);
if( p->nUsed + n + 2 > p->nAlloc ){
char *zNew;
p->nAlloc = p->nAlloc*2 + n + 200;
zNew = sqlite3_realloc(p->z, p->nAlloc);
if( zNew==0 ){
sqlite3_free(p->z);
memset(p, 0, sizeof(*p));
return;
}
p->z = zNew;
}
if( divider && p->nUsed>0 ){
p->z[p->nUsed++] = divider;
}
memcpy(&p->z[p->nUsed], z, n+1);
p->nUsed += n;
}
/*
** Invoked for each callback from sqlite3ExecFunc
*/
static int execFuncCallback(void *pData, int argc, char **argv, char **NotUsed){
struct dstr *p = (struct dstr*)pData;
int i;
for(i=0; i<argc; i++){
if( argv[i]==0 ){
dstrAppend(p, "NULL", ' ');
}else{
dstrAppend(p, argv[i], ' ');
}
}
return 0;
}
/*
** Implementation of the x_sqlite_exec() function. This function takes
** a single argument and attempts to execute that argument as SQL code.
** This is illegal and should set the SQLITE_MISUSE flag on the database.
**
** 2004-Jan-07: We have changed this to make it legal to call sqlite3_exec()
** from within a function call.
**
** This routine simulates the effect of having two threads attempt to
** use the same database at the same time.
*/
static void sqlite3ExecFunc(
sqlite3_context *context,
int argc,
sqlite3_value **argv
){
struct dstr x;
memset(&x, 0, sizeof(x));
(void)sqlite3_exec((sqlite3*)sqlite3_user_data(context),
(char*)sqlite3_value_text(argv[0]),
execFuncCallback, &x, 0);
sqlite3_result_text(context, x.z, x.nUsed, SQLITE_TRANSIENT);
sqlite3_free(x.z);
}
/*
** Implementation of tkt2213func(), a scalar function that takes exactly
** one argument. It has two interesting features:
**
** * It calls sqlite3_value_text() 3 times on the argument sqlite3_value*.
** If the three pointers returned are not the same an SQL error is raised.
**
** * Otherwise it returns a copy of the text representation of its
** argument in such a way as the VDBE representation is a Mem* cell
** with the MEM_Term flag clear.
**
** Ticket #2213 can therefore be tested by evaluating the following
** SQL expression:
**
** tkt2213func(tkt2213func('a string'));
*/
static void tkt2213Function(
sqlite3_context *context,
int argc,
sqlite3_value **argv
){
int nText;
unsigned char const *zText1;
unsigned char const *zText2;
unsigned char const *zText3;
nText = sqlite3_value_bytes(argv[0]);
zText1 = sqlite3_value_text(argv[0]);
zText2 = sqlite3_value_text(argv[0]);
zText3 = sqlite3_value_text(argv[0]);
if( zText1!=zText2 || zText2!=zText3 ){
sqlite3_result_error(context, "tkt2213 is not fixed", -1);
}else{
char *zCopy = (char *)sqlite3_malloc(nText);
memcpy(zCopy, zText1, nText);
sqlite3_result_text(context, zCopy, nText, sqlite3_free);
}
}
/*
** The following SQL function takes 4 arguments. The 2nd and
** 4th argument must be one of these strings: 'text', 'text16',
** or 'blob' corresponding to API functions
**
** sqlite3_value_text()
** sqlite3_value_text16()
** sqlite3_value_blob()
**
** The third argument is a string, either 'bytes' or 'bytes16' or 'noop',
** corresponding to APIs:
**
** sqlite3_value_bytes()
** sqlite3_value_bytes16()
** noop
**
** The APIs designated by the 2nd through 4th arguments are applied
** to the first argument in order. If the pointers returned by the
** second and fourth are different, this routine returns 1. Otherwise,
** this routine returns 0.
**
** This function is used to test to see when returned pointers from
** the _text(), _text16() and _blob() APIs become invalidated.
*/
static void ptrChngFunction(
sqlite3_context *context,
int argc,
sqlite3_value **argv
){
const void *p1, *p2;
const char *zCmd;
if( argc!=4 ) return;
zCmd = (const char*)sqlite3_value_text(argv[1]);
if( zCmd==0 ) return;
if( strcmp(zCmd,"text")==0 ){
p1 = (const void*)sqlite3_value_text(argv[0]);
#ifndef SQLITE_OMIT_UTF16
}else if( strcmp(zCmd, "text16")==0 ){
p1 = (const void*)sqlite3_value_text16(argv[0]);
#endif
}else if( strcmp(zCmd, "blob")==0 ){
p1 = (const void*)sqlite3_value_blob(argv[0]);
}else{
return;
}
zCmd = (const char*)sqlite3_value_text(argv[2]);
if( zCmd==0 ) return;
if( strcmp(zCmd,"bytes")==0 ){
sqlite3_value_bytes(argv[0]);
#ifndef SQLITE_OMIT_UTF16
}else if( strcmp(zCmd, "bytes16")==0 ){
sqlite3_value_bytes16(argv[0]);
#endif
}else if( strcmp(zCmd, "noop")==0 ){
/* do nothing */
}else{
return;
}
zCmd = (const char*)sqlite3_value_text(argv[3]);
if( zCmd==0 ) return;
if( strcmp(zCmd,"text")==0 ){
p2 = (const void*)sqlite3_value_text(argv[0]);
#ifndef SQLITE_OMIT_UTF16
}else if( strcmp(zCmd, "text16")==0 ){
p2 = (const void*)sqlite3_value_text16(argv[0]);
#endif
}else if( strcmp(zCmd, "blob")==0 ){
p2 = (const void*)sqlite3_value_blob(argv[0]);
}else{
return;
}
sqlite3_result_int(context, p1!=p2);
}
/*
** This SQL function returns a different answer each time it is called, even if
** the arguments are the same.
*/
static void nondeterministicFunction(
sqlite3_context *context,
int argc,
sqlite3_value **argv
){
static int cnt = 0;
sqlite3_result_int(context, cnt++);
}
/*
** Usage: sqlite3_create_function DB
**
** Call the sqlite3_create_function API on the given database in order
** to create a function named "x_coalesce". This function does the same thing
** as the "coalesce" function. This function also registers an SQL function
** named "x_sqlite_exec" that invokes sqlite3_exec(). Invoking sqlite3_exec()