summaryrefslogtreecommitdiffstats
path: root/magic/Magdir/database
blob: 03ac4235f7358d00aaa4d3a2a72a230dc8f1ef5e (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
#------------------------------------------------------------------------------
# $File: database,v 1.69 2023/01/12 00:14:04 christos Exp $
# database:  file(1) magic for various databases
#
# extracted from header/code files by Graeme Wilford (eep2gw@ee.surrey.ac.uk)
#
#
# GDBM magic numbers
#  Will be maintained as part of the GDBM distribution in the future.
#  <downsj@teeny.org>
0	belong	0x13579acd	GNU dbm 1.x or ndbm database, big endian, 32-bit
!:mime	application/x-gdbm
0	belong	0x13579ace	GNU dbm 1.x or ndbm database, big endian, old
!:mime	application/x-gdbm
0	belong	0x13579acf	GNU dbm 1.x or ndbm database, big endian, 64-bit
!:mime	application/x-gdbm
0	lelong	0x13579acd	GNU dbm 1.x or ndbm database, little endian, 32-bit
!:mime	application/x-gdbm
0	lelong	0x13579ace	GNU dbm 1.x or ndbm database, little endian, old
!:mime	application/x-gdbm
0	lelong	0x13579acf	GNU dbm 1.x or ndbm database, little endian, 64-bit
!:mime	application/x-gdbm
0	string	GDBM		GNU dbm 2.x database
!:mime	application/x-gdbm
#
# Berkeley DB
#
# Ian Darwin's file /etc/magic files: big/little-endian version.
#
# Hash 1.85/1.86 databases store metadata in network byte order.
# Btree 1.85/1.86 databases store the metadata in host byte order.
# Hash and Btree 2.X and later databases store the metadata in host byte order.

0	long	0x00061561	Berkeley DB
!:mime	application/x-dbm
>8	belong	4321
>>4	belong	>2		1.86
>>4	belong	<3		1.85
>>4	belong	>0		(Hash, version %d, native byte-order)
>8	belong	1234
>>4	belong	>2		1.86
>>4	belong	<3		1.85
>>4	belong	>0		(Hash, version %d, little-endian)

0	belong	0x00061561	Berkeley DB
>8	belong	4321
>>4	belong	>2		1.86
>>4	belong	<3		1.85
>>4	belong	>0		(Hash, version %d, big-endian)
>8	belong	1234
>>4	belong	>2		1.86
>>4	belong	<3		1.85
>>4	belong	>0		(Hash, version %d, native byte-order)

0	long	0x00053162	Berkeley DB 1.85/1.86
>4	long	>0		(Btree, version %d, native byte-order)
0	belong	0x00053162	Berkeley DB 1.85/1.86
>4	belong	>0		(Btree, version %d, big-endian)
0	lelong	0x00053162	Berkeley DB 1.85/1.86
>4	lelong	>0		(Btree, version %d, little-endian)

12	long	0x00061561	Berkeley DB
>16	long	>0		(Hash, version %d, native byte-order)
12	belong	0x00061561	Berkeley DB
>16	belong	>0		(Hash, version %d, big-endian)
12	lelong	0x00061561	Berkeley DB
>16	lelong	>0		(Hash, version %d, little-endian)

12	long	0x00053162	Berkeley DB
>16	long	>0		(Btree, version %d, native byte-order)
12	belong	0x00053162	Berkeley DB
>16	belong	>0		(Btree, version %d, big-endian)
12	lelong	0x00053162	Berkeley DB
>16	lelong	>0		(Btree, version %d, little-endian)

12	long	0x00042253	Berkeley DB
>16	long	>0		(Queue, version %d, native byte-order)
12	belong	0x00042253	Berkeley DB
>16	belong	>0		(Queue, version %d, big-endian)
12	lelong	0x00042253	Berkeley DB
>16	lelong	>0		(Queue, version %d, little-endian)

# From Max Bowsher.
12	long	0x00040988	Berkeley DB
>16	long	>0		(Log, version %d, native byte-order)
12	belong	0x00040988	Berkeley DB
>16	belong	>0		(Log, version %d, big-endian)
12	lelong	0x00040988	Berkeley DB
>16	lelong	>0		(Log, version %d, little-endian)

#
#
# Round Robin Database Tool by Tobias Oetiker <oetiker@ee.ethz.ch>
0	string/b	RRD\0		RRDTool DB
>4	string/b	x		version %s

>>10	short		!0		16bit aligned
>>>10	bedouble	8.642135e+130	big-endian
>>>>18	short		x		32bit long (m68k)

>>10	short		0
>>>12	long		!0		32bit aligned
>>>>12	bedouble	8.642135e+130	big-endian
>>>>>20 long		0		64bit long
>>>>>20 long		!0		32bit long
>>>>12	ledouble	8.642135e+130	little-endian
>>>>>24 long		0		64bit long
>>>>>24 long		!0		32bit long (i386)
>>>>12	string		\x43\x2b\x1f\x5b\x2f\x25\xc0\xc7	middle-endian
>>>>>24 short		!0		32bit long (arm)

>>8	quad		0		64bit aligned
>>>16	bedouble	8.642135e+130	big-endian
>>>>24	long		0		64bit long (s390x)
>>>>24	long		!0		32bit long (hppa/mips/ppc/s390/SPARC)
>>>16	ledouble	8.642135e+130	little-endian
>>>>28	long		0		64bit long (alpha/amd64/ia64)
>>>>28	long		!0		32bit long (armel/mipsel)

#----------------------------------------------------------------------
# ROOT: file(1) magic for ROOT databases
#
0       string  root\0  ROOT file
>4      belong  x       Version %d
>33     belong  x       (Compression: %d)

# XXX: Weak magic.
# Alex Ott <ott@jet.msk.su>
## Paradox file formats
#2	  leshort	0x0800	Paradox
#>0x39	  byte		3	v. 3.0
#>0x39	  byte		4	v. 3.5
#>0x39	  byte		9	v. 4.x
#>0x39	  byte		10	v. 5.x
#>0x39	  byte		11	v. 5.x
#>0x39	  byte		12	v. 7.x
#>>0x04	  byte		0	indexed .DB data file
#>>0x04	  byte		1	primary index .PX file
#>>0x04	  byte		2	non-indexed .DB data file
#>>0x04	  byte		3	non-incrementing secondary index .Xnn file
#>>0x04	  byte		4	secondary index .Ynn file
#>>0x04	  byte		5	incrementing secondary index .Xnn file
#>>0x04	  byte		6	non-incrementing secondary index .XGn file
#>>0x04	  byte		7	secondary index .YGn file
#>>>0x04	  byte		8	incrementing secondary index .XGn file

## XBase database files
# updated by Joerg Jenderek at Feb 2013
# https://www.dbase.com/Knowledgebase/INT/db7_file_fmt.htm
# https://www.clicketyclick.dk/databases/xbase/format/dbf.html
# inspect VVYYMMDD , where 1<= MM <= 12 and 1<= DD <= 31
0	ubelong&0x0000FFFF		<0x00000C20
!:strength +10
# skip Infocom game Z-machine
>2		ubyte			>0
# skip Androids *.xml
>>3		ubyte			>0
>>>3		ubyte			<32
# 1 < version VV
>>>>0		ubyte			>1
# skip HELP.CA3 by test for reserved byte ( NULL )
>>>>>27		ubyte			0
# reserved bytes not always 0 ; also found 0x3901 (T4.DBF) ,0x7101 (T5.DBF,T6.DBF)
#>>>>>30		ubeshort     		x		30NULL?%x
# possible production flag,tag numbers(<=0x30),tag length(<=0x20), reserved (NULL)
>>>>>>24	ubelong&0xffFFFFff	>0x01302000
# .DBF or .MDX
>>>>>>24	ubelong&0xffFFFFff	<0x01302001
# for Xbase Database file (*.DBF) reserved (NULL) for multi-user
>>>>>>>24	ubelong&0xffFFFFff	=0
# test for 2 reserved NULL bytes,transaction and encryption byte flag
>>>>>>>>12	ubelong&0xFFFFfEfE	0
# test for MDX flag
>>>>>>>>>28	ubyte			x
>>>>>>>>>28	ubyte&0xf8		0
# header size >= 32
>>>>>>>>>>8	uleshort		>31
# skip PIC15736.PCX by test for language driver name or field name
>>>>>>>>>>>32	ubyte			>0
#!:mime	application/x-dbf; charset=unknown-8bit ??
#!:mime	application/x-dbase
>>>>>>>>>>>>0	use			xbase-type
# database file
>>>>>>>>>>>>28	ubyte&0x04		=0		\b DBF
!:ext	dbf
>>>>>>>>>>>>28	ubyte&0x04		=4		\b DataBaseContainer
!:ext	dbc
>>>>>>>>>>>>4	lelong			0		\b, no records
>>>>>>>>>>>>4	lelong			>0		\b, %d record
# plural s appended
>>>>>>>>>>>>>4	lelong			>1		\bs
# https://www.clicketyclick.dk/databases/xbase/format/dbf_check.html#CHECK_DBF
# 1 <= record size <= 4000 (dBase 3,4) or 32 * KB (=0x8000)
>>>>>>>>>>>>10	uleshort		x		* %d
# file size = records * record size + header size
>>>>>>>>>>>>1	ubyte			x		\b, update-date
>>>>>>>>>>>>1	use			xbase-date
# https://msdn.microsoft.com/de-de/library/cc483186(v=vs.71).aspx
#>>>>>>>>>>>>29	ubyte			=0		\b, codepage ID=%#x
# 2~cp850 , 3~cp1252 , 0x1b~?? ; what code page is 0x1b ?
>>>>>>>>>>>>29	ubyte			>0		\b, codepage ID=%#x
#>>>>>>>>>>>>28	ubyte&0x01		0		\b, no index file
# MDX or CDX index
>>>>>>>>>>>>28	ubyte&0x01		1		\b, with index file .MDX
>>>>>>>>>>>>28	ubyte&0x02		2		\b, with memo .FPT
#>>>>>>>>>>>>28	ubyte&0x04		4		\b, DataBaseContainer
# 1st record offset + 1 = header size
>>>>>>>>>>>>8	uleshort		>0
>>>>>>>>>>>>(8.s+1)	ubyte		>0
>>>>>>>>>>>>>8		uleshort	>0		\b, at offset %d
>>>>>>>>>>>>>(8.s+1)	ubyte		>0
>>>>>>>>>>>>>>&-1	string		>\0		1st record "%s"
# for multiple index files (*.MDX) Production flag,tag numbers(<=0x30),tag length(<=0x20), reserved (NULL)
>>>>>>>24	ubelong&0x0133f7ff	>0
# test for reserved NULL byte
>>>>>>>>47	ubyte			0
# test for valid TAG key format (0x10 or 0)
>>>>>>>>>559	ubyte&0xeF		0
# test MM <= 12
>>>>>>>>>>45	ubeshort		<0x0C20
>>>>>>>>>>>45	ubyte			>0
>>>>>>>>>>>>46	ubyte			<32
>>>>>>>>>>>>>46	ubyte			>0
#!:mime	application/x-mdx
>>>>>>>>>>>>>>0		use		xbase-type
>>>>>>>>>>>>>>0		ubyte		x		\b MDX
>>>>>>>>>>>>>>1		ubyte		x		\b, creation-date
>>>>>>>>>>>>>>1		use		xbase-date
>>>>>>>>>>>>>>44	ubyte		x		\b, update-date
>>>>>>>>>>>>>>44	use		xbase-date
# No.of tags in use (1,2,5,12)
>>>>>>>>>>>>>>28	uleshort	x		\b, %d
# No. of entries in tag (0x30)
>>>>>>>>>>>>>>25	ubyte		x		\b/%d tags
#  Length of tag
>>>>>>>>>>>>>>26	ubyte		x		* %d
# 1st tag name_
>>>>>>>>>>>>>548	string		x		\b, 1st tag "%.11s"
# 2nd tag name
#>>>>>>>>>>>>(26.b+548)	string		x		\b, 2nd tag "%.11s"
#
#		Print the xBase names of different version variants
0	name				xbase-type
>0	ubyte		<2
# 1 < version
>0	ubyte		>1
>>0	ubyte		0x02		FoxBase
!:mime	application/x-dbf
# like: ACCESS.DBF USER.DBF dbase3date.dbf mitarbei.dbf produkte.dbf umlaut-test-v2.dbf
# FoxBase+/dBaseIII+, no memo
>>0	ubyte		0x03		FoxBase+/dBase III
!:mime	application/x-dbf
# like: 92DATA.DBF MSCATLOG.DBF SYLLABI2.DBF SYLLABUS.DBF T4.DBF Teleadr.dbf us_city.dbf
# dBASE IV no memo file
>>0	ubyte		0x04		dBase IV
!:mime	application/x-dbf
# like: Quattro-test11.dbf umlaut-test-v4.dbf
# dBASE V no memo file
>>0	ubyte		0x05		dBase V
!:mime	application/x-dbf
# like: dbase4double.dbf Quattro-test2.dbf umlaut-test7.dbf
!:ext	dbf
# probably Apollo Database Server 9.7? xBase (0x6)
>>0	ubyte		0x06		Apollo
!:mime	application/x-dbf
# like: ALIAS.DBF CRYPT.DBF PROCS.DBF USERS.DBF
# https://docs.microsoft.com/en-us/previous-versions/visualstudio/foxpro/st4a0s68(v=vs.80)
>>0	ubyte		0x2F		FoxBase+/Dbase III plus, no memo
!:mime	application/x-dbf
# no example
>>0	ubyte		0x30		Visual FoxPro
!:mime	application/x-dbf
# like: 26FRX.DBF 30DBC.DBF 30DBCPRO.DBF BEHINDSC.DBF USER_LEV.DBF
# Microsoft Visual FoxPro Database Container File like: FOXPRO-DB-TEST.DBC TESTDATA.DBC TASTRADE.DBC
>>0	ubyte		0x31		Visual FoxPro, autoincrement
!:mime	application/x-dbf
# like: AI_Table.DBF dbase_31.dbf w_cityFoxpro.dbf 
# Visual FoxPro, with field type Varchar or Varbinary
>>0	ubyte		0x32		Visual FoxPro, with field type Varchar
!:mime	application/x-dbf
# like: dbase_32.dbf
# dBASE IV SQL, no memo;dbv memo var size (Flagship)
>>0	ubyte		0x43		dBase IV, with SQL table
!:mime	application/x-dbf
# like: ASSEMBLY.DBF INVENTRY.DBF STAFF.DBF
# https://docs.microsoft.com/en-us/previous-versions/visualstudio/foxpro/st4a0s68(v=vs.80)
>>0	ubyte		0x62		dBase IV, with SQL table
#!:mime	application/x-dbf
# no example
# dBASE IV, with memo!!
>>0	ubyte		0x7b		dBase IV, with memo
!:mime	application/x-dbf
# like: test3memo.DBF dbase5.DBF
# https://docs.microsoft.com/en-us/previous-versions/visualstudio/foxpro/st4a0s68(v=vs.80)
>>0	ubyte		0x82		dBase IV, with SQL system
#!:mime	application/x-dbf
# no example
# FoxBase+/dBaseIII+ with memo .DBT!
>>0	ubyte		0x83		FoxBase+/dBase III, with memo .DBT
!:mime	application/x-dbf
# like: T2.DBF t3.DBF biblio.dbf dbase_83.dbf dbase3dbt0_4.dbf fsadress.dbf stop.dbf
# VISUAL OBJECTS (first 1.0 versions) for the Dbase III files (NTX clipper driver); memo file
>>0	ubyte		0x87		VISUAL OBJECTS, with memo file
!:mime	application/x-dbf
# like: ACCESS.DBF dbase3date.dbf dbase3float.dbf holdings.dbf mitarbei.dbf
# https://docs.microsoft.com/en-us/previous-versions/visualstudio/foxpro/st4a0s68(v=vs.80)
>>0	ubyte		0x8A		FoxBase+/dBase III, with memo .DBT
#!:mime	application/x-dbf
# no example
# dBASE IV with memo!
>>0	ubyte		0x8B		dBase IV, with memo .DBT
!:mime	application/x-dbf
# like: animals.dbf archive.dbf callin.dbf dbase_8b.dbf phnebook.dbf t6.dbf
# dBase IV with SQL Table,no memo?
>>0	ubyte		0x8E		dBase IV, with SQL table
!:mime	application/x-dbf
# like: dbase5.DBF test3memo.DBF test-memo.DBF
# .dbv and .dbt memo (Flagship)?
>>0	ubyte		0xB3		Flagship
!:mime	application/x-dbf
# no example
# https://docs.microsoft.com/en-us/previous-versions/visualstudio/foxpro/st4a0s68(v=vs.80)
>>0	ubyte		0xCA		dBase IV with memo .DBT
#!:mime	application/x-dbf
# no example
# dBASE IV with SQL table, with memo .DBT
>>0	ubyte		0xCB		dBase IV with SQL table, with memo .DBT
!:mime	application/x-dbf
# like: dbase5.DBF test3memo.DBF test-memo.DBF
# HiPer-Six format;Clipper SIX, with SMT memo file
>>0	ubyte		0xE5		Clipper SIX with memo
!:mime	application/x-dbf
# like: dbase5.DBF test3memo.DBF test-memo.DBF testClipper.dbf DATA.DBF
# https://docs.microsoft.com/en-us/previous-versions/visualstudio/foxpro/st4a0s68(v=vs.80)
>>0	ubyte		0xF4		dBase IV, with SQL table, with memo
#!:mime	application/x-dbf
# no example
>>0	ubyte		0xF5		FoxPro with memo
!:mime	application/x-dbf
# like: CUSTOMER.DBF FOXUSER1.DBF Invoice.DBF NG.DBF OBJSAMP.DBF dbase_f5.dbf kunde.dbf
# probably Apollo Database Server 9.7 with SQL and memo mask? xBase (0xF6)
>>0	ubyte		0xF6		Apollo, with SQL table with memo
!:mime	application/x-dbf
# like: SCRIPTS.DBF
# https://docs.microsoft.com/en-us/previous-versions/visualstudio/foxpro/st4a0s68(v=vs.80)
#>>0	ubyte		0xFA		FoxPro 2.x, with memo
#!:mime	application/x-dbf
# no example
# unknown version (should not happen)
>>0	default		x		xBase
!:mime	application/x-dbf
>>>0	ubyte		x		(%#x)
# flags in version byte
# DBT flag (with dBASE III memo .DBT)!!
# >>0	ubyte&0x80	>0		DBT_FLAG=%x
# memo flag ??
# >>0	ubyte&0x08	>0		MEMO_FLAG=%x
# SQL flag ??
# >>0	ubyte&0x70	>0		SQL_FLAG=%x
#		test and print the date of xBase .DBF .MDX
0	name				xbase-date
# inspect YYMMDD , where 1<= MM <= 12 and 1<= DD <= 31
>0	ubelong		x
>1	ubyte		<13
>>1	ubyte		>0
>>>2	ubyte		>0
>>>>2	ubyte		<32
>>>>>0	ubyte		x
# YY is interpreted as 20YY or 19YY
>>>>>>0	ubyte		<100		\b %.2d
# YY is interpreted 1900+YY; TODO: display yy or 20yy instead 1YY
>>>>>>0	ubyte		>99		\b %d
>>>>>1	ubyte		x		\b-%d
>>>>>2	ubyte		x		\b-%d

#	dBase memo files .DBT or .FPT
# https://msdn.microsoft.com/en-us/library/8599s21w(v=vs.80).aspx
16		ubyte		<4
>16		ubyte		!2
>>16		ubyte		!1
# next free block index is positive
>>>0		ulelong		>0
# skip many JPG. ZIP, BZ2 by test for reserved bytes NULL , 0|2 , 0|1 , low byte of block size
>>>>17		ubelong&0xFFfdFEff	0x00000000
# skip many RAR by test for low byte 0 ,high byte 0|2|even of block size, 0|a|e|d7 , 0|64h
>>>>>20		ubelong&0xFF01209B	0x00000000
# dBASE III
>>>>>>16	ubyte		3
# skip with invalid "low" 1st item "\0\0\0\0" StateRepository-Deployment.srd-shm "\001\010\0\0" gcry_cast5.mod
>>>>>>>512	ubyte		>040
# skip with valid 1st item "rintf" keylayouts.mod
# by looking for valid terminating character Ctrl-Z like in test.dbt
>>>>>>>>513 search/3308	\032
# skip GRUB plan9.mod with invalid second terminating character 007
# by checking second terminating character Ctrl-Z like in test.dbt
>>>>>>>>>&0 ubyte		032
# dBASE III DBT with two Ctr-Z terminating characters
>>>>>>>>>>0	use		dbase3-memo-print
# second terminating character \0 like in dbase-memo.dbt or GRUB nativedisk.mod
>>>>>>>>>&0 ubyte		0
# skip GRUB nativedisk.mod with grub_mod_init\0grub_mod_fini\0grub_fs_autoload_hook\0
>>>>>>>>>>0x1ad string		!grub_mod_init
# like dbase-memo.dbt
>>>>>>>>>>>0	use		dbase3-memo-print
# dBASE III DBT without version, dBASE IV DBT , FoxPro FPT , or many ZIP , DBF garbage
>>>>>>16	ubyte		0
# unusual dBASE III DBT like angest.dbt, dBASE IV DBT with block size 0 , FoxPro FPT ,  or garbage PCX DBF
>>>>>>>20	uleshort	0
# FoxPro FPT , unusual dBASE III DBT like biblio.dbt or garbage
>>>>>>>>8	ulong		=0
>>>>>>>>>6	ubeshort	>0
# skip emacs.PIF
>>>>>>>>>>4	ushort		0
# check for valid FoxPro field type
>>>>>>>>>>>512	ubelong		<3
# skip LXMDCLN4.OUT LXMDCLN6.OUT LXMDALG6.OUT with invalid blocksize 170=AAh
>>>>>>>>>>>>6	ubeshort&0x002f	0
>>>>>>>>>>>>>0	use		foxpro-memo-print
# dBASE III DBT , garbage
# skip WORD1XW.DOC with improbably high free block index
>>>>>>>>>0	ulelong		<0x400000
# skip WinStore.App.exe by looking for printable 2nd character of 1st memo item
>>>>>>>>>>513	ubyte		>037
# skip DOS executables CPQ0TD.DRV E30ODI.COM IBM0MONO.DRV by looking for printable 1st character of 1st memo item
>>>>>>>>>>>512	ubyte		>037
# skip few (14/758) Microsoft Event Trace Logs (boot_BASE+CSWITCH_1.etl DlTel-Merge.etl UpdateUx.006.etl) with invalid "high" 1st item \377\377
>>>>>>>>>>>>512	ubyte		<0377
# skip some Commodore 64 Art Studio (Deep_Strike.aas dragon's_lair_ii.aas), some Atari DEGAS Elite bitmap (ELEPHANT.PC3 ST.PC2)
# some probably old GRUB modules (part_sun.mod) and virtual-boy-wario-land.vb. 
# by looking for valid terminating character Ctrl-Z
>>>>>>>>>>>>>513 search/523	\032
# Atari DEGAS bitmap ST.PC2 with 0370 as second terminating character
#>>>>>>>>>>>>>>&0 ubyte		x		2ND_CHAR_IS=%o
# dBASE III DBT with two Ctr-Z terminating characters like dbase3dbt0_1.dbt dbase_83.dbt
>>>>>>>>>>>>>>&0 ubyte		032
>>>>>>>>>>>>>>>0 use		dbase3-memo-print
# second terminating character \0 like in pcidump.mod or fsadress.dbt umlaut-dbf-cmd.dbt
>>>>>>>>>>>>>>&0 ubyte		0
# look for old GRUB module pcidump.mod with specific content "pcidump\0Show raw dump of the PCI configuration space"
>>>>>>>>>>>>>>>514 search/0x11E	pcidump\0Show
# dBASE III DBT with Ctr-Z + \0 terminating characters like fsadress.dbt
>>>>>>>>>>>>>>>514 default	x
# unusual dBASE III DBT like fsadress.dbt umlaut-dbf-cmd.dbt
>>>>>>>>>>>>>>>>0 use		dbase3-memo-print
# dBASE III DBT like angest.dbt, or garbage PCX DBF
>>>>>>>>8	ubelong		!0
# skip PCX and some DBF by test for for reserved NULL bytes
>>>>>>>>>510	ubeshort	0
# skip bad symples with improbably high free block index above 2 GiB file limit
>>>>>>>>>>0	ulelong		<0x400000
# skip AI070GEP.EPS by printable 1st character of 1st memo item
>>>>>>>>>>>512	ubyte		>037
# skip some Microsoft Visual C, OMF library like: BZ2.LIB WATTCPWL.LIB ZLIB.LIB
>>>>>>>>>>>>512	ubyte		<0200
# skip gluon-ffhat-1.0-tp-link-tl-wr1043n-nd-v2-sysupgrade.bin by printable 2nd character
>>>>>>>>>>>>>513 ubyte		>037
# skip few (8/758) Microsoft Event Trace Logs (WBEngine.3.etl Wifi.etl) with valid 1st item like
# "9600.20369.amd64fre.winblue_ltsb_escrow.220427-1727"
# "9600.19846.amd64fre.winblue_ltsb_escrow.200923-1735"
# "10586.494.amd64fre.th2_release_sec.160630-1736"
# by looking for valid terminating character Ctrl-Z
>>>>>>>>>>>>>>513 search/0x11E	\032
# followed by second character Ctrl-Z implies typical DBT
>>>>>>>>>>>>>>>&0	ubyte	032
# examples like: angest.dbt
>>>>>>>>>>>>>>>>0	use	dbase3-memo-print
>>>>>>>>>>>>>>>&0	ubyte	0
# no example found here with terminating sequence CTRL-Z + \0
>>>>>>>>>>>>>>>>0	use	dbase3-memo-print
# dBASE IV DBT with positive block size
>>>>>>>20	uleshort	>0
# dBASE IV DBT with valid block length like 512, 1024
# multiple of 2 in between 16 and 16 K ,implies upper and lower bits are zero
# skip also 3600h 3E00h size
>>>>>>>>20	uleshort&0xE00f	0
>>>>>>>>>0	use		dbase4-memo-print

#		Print the information of dBase III DBT memo file
0	name				dbase3-memo-print
>0	ubyte			x		dBase III DBT
!:mime	application/x-dbt
!:ext	dbt
# instead 3 as version number 0 for unusual examples like biblio.dbt
>16	ubyte			!3		\b, version number %u
# Number of next available block for appending data
#>0	lelong			=0		\b, next free block index %u
>0	lelong			!0		\b, next free block index %u
# no positive block length
#>20	uleshort		=0		\b, block length %u
>20	uleshort		!0		\b, block length %u
# dBase III memo field terminated often by \032\032
# like: "WHAT IS XBASE" test.dbt "Borges, Malte" biblio.dbt "First memo\032\032" T2.DBT
>512	string			>\0		\b, 1st item "%s"
# For DEBUGGING
#>512	ubelong			x		\b, 1ST item %#8.8x
#>513	search/0x225		\032		FOUND_TERMINATOR
#>>&0	ubyte			032		2xCTRL_Z
# fsadress.dbt has 1 Ctrl-Z terminator followed by nil byte
#>>&0	ubyte			0		1xCTRL_Z

# https://www.clicketyclick.dk/databases/xbase/format/dbt.html
#		Print the information of dBase IV DBT memo file
0	name				dbase4-memo-print
>0		lelong		x		dBase IV DBT
!:mime	application/x-dbt
!:ext dbt
# 8 character shorted main name of corresponding dBASE IV DBF file
>8		ubelong		>0x20000000
# skip unusual like for angest.dbt
>>20		uleshort	>0
>>>8		string		>\0		\b of %-.8s.DBF
# value 0 implies 512 as size
#>4		ulelong		=0		\b, blocks size %u
# size of blocks not reliable like 0x2020204C in angest.dbt
>4		ulelong		!0
>>4		ulelong&0x0000003f	0	\b, blocks size %u
# dBase IV DBT with positive block length (found 512 , 1024)
>20		uleshort	>0		\b, block length %u
# next available block
#>0		lelong		=0		\b, next free block index %u
>0		lelong		!0		\b, next free block index %u
>20		uleshort	>0
>>(20.s)	ubelong		x
>>>&-4		use		dbase4-memofield-print
# unusual dBase IV DBT without block length (implies 512 as length)
>20		uleshort	=0
>>512		ubelong		x
>>>&-4		use				dbase4-memofield-print
#		Print the information of dBase IV memo field
0	name			dbase4-memofield-print
# free dBase IV memo field
>0		ubelong		!0xFFFF0800
>>0		lelong		x		\b, next free block %u
>>4		lelong		x		\b, next used block %u
# used dBase IV memo field
>0		ubelong		=0xFFFF0800
# length of memo field
>>4		lelong		x		\b, field length %d
>>>8		string		>\0		\b, 1st used item "%s"
# http://www.dbfree.org/webdocs/1-documentation/0018-developers_stuff_(advanced)/os_related_stuff/xbase_file_format.htm
#		Print the information of FoxPro FPT memo file
0	name				foxpro-memo-print
>0		belong		x		FoxPro FPT
!:mime	application/x-fpt
!:ext	fpt
# Size of blocks for FoxPro ( 64,256 ); probably a multiple of two
>6		ubeshort	x		\b, blocks size %u
# next available block
#>0		belong		=0		\b, next free block index %u
>0		belong		!0		\b, next free block index %u
# field type ( 0~picture, 1~memo, 2~object )
>512		ubelong		<3		\b, field type %u
# length of memo field
>512		ubelong		1
>>516		belong		>0		\b, field length %d
>>>520		string		>\0		\b, 1st item "%s"

# Summary:	DBASE Compound Index file *.CDX and FoxPro index *.IDX
# From:		Joerg Jenderek
# URL:		https://www.clicketyclick.dk/databases/xbase/format/cdx.html
#		https://www.clicketyclick.dk/databases/xbase/format/idx.html
#		https://www.clicketyclick.dk/databases/xbase/format/idx_comp.html
# Reference:	https://mark0.net/download/triddefs_xml.7z/defs/s/sybase-ianywhere-cdx.trid.xml
#		https://mark0.net/download/triddefs_xml.7z/defs/c/cdx-vfp7.trid.xml
# like: kunde.cdx
0	ulelong		0x1C00
>0	use			xbase-index
# like: SYLLABI2.CDX SYLLABUS.CDX
0	ulelong		0x0800
>0	use			xbase-index
# often in xBase index pointer to root node 400h
0	ulelong		0x0400
# skip most Maple help database *.hdb with version tag handled by ./maple
>1028	string		!version
# skip Maple help database hsum.hdb checking for valid reserved area
>>492	quad		=0
# skip remaining Maple help database *.hdb by checking key length
#>>>12	uleshort	!0x000F			KEY_LENGTHVALID
>>>0	use			xbase-index
#	display information about dBase/FoxPro index
0	name			xbase-index
>0	ulelong		x			xBase
!:mime	application/x-dbase-index
>14	ubyte		&0x40			compound index
# DCX for FoxPro database index like: TESTDATA.DCX
!:ext	cdx/dcx
>14	ubyte		^0x40			index
# only 1 example like: TEST.IDX
!:ext	idx
# pointer to root node like: 1C00h 800h often 400h 
>0	ulelong		!0x400			\b, root pointer %#x
# Pointer to free node list: often 0 but -1 if not present
>4	ulelong		!0			\b, free node pointer %#x
# MAYBE number of pages in file (Foxbase, FoxPro 1.x) or
# http://www.foxpert.com/foxpro/knowlbits/files/knowlbits_200708_1.HTM
# Whenever Visual FoxPro updates the index file it increments this reserved field
# Reserved for internal use like: 02000000h 03000000h 460c0000h 780f0000h 89000000h 9fdc0100h often 0
>8	ulelong		!0			\b, reserved counter %#x
# length of key like: mostly 000Ah 0028h (TEST.IDX)
>12	uleshort	!0x000A			\b, key length %#x
# index options like: 24h E0h E8h
# 1~a unique index 8~index has FOR clause 32~compact index format 64~compound index header
# 16~Bit vector (SoftC) 128~Structure index (FoxPro)
>14	ubyte		x			\b, index options (%#x
>14	ubyte		&0x01			\b, unique
>14	ubyte		&0x08			\b, has FOR clause
>14	ubyte		&0x10			\b, bit vector (SoftC)
>14	ubyte		&0x20			\b, compact format
#>14	ubyte		&0x40			\b, compound header
>14	ubyte		&0x80			\b, structure
>14	ubyte		x			\b)
# WHAT EXACTLY IS THAT? index signature like: 0 (sybase-ianywhere-cdx.trid.xml) 1 (cdx-vfp7.trid.xml)
>15	ubyte		!0			\b, index signature %u
# reserved area (0-bytes) til about 500, but not for uncompressed Index files *.idx
>16	quad		!0			\b, at 16 reserved %#llx
>492	quad		!0			\b, at 492 reserved %#llx
# for IDX variant
#>14	ubyte		^0x40			IDX
# for CDX variant
>14	ubyte		&0x40
# Ascending or descending: 0~ascending 1~descending
>>502	uleshort	x			\b, sort order %u
# Total expression length (FoxPro 2) like: 0 1
>>504	uleshort	!0			\b, expression length %u
# FOR expression pool length like: 1
>>506	uleshort	!1			\b, FOR expression pool length %#x
# reserved for internal use like: 0
>>508	uleshort	!0			\b, at 0x508 reserved %#x
# Key expression pool length like: 1
>>510	uleshort	!1			\b, key expression pool length %#x
# 512 - 1023 Key & FOR expression pool (uncompiled)
>>512	quad		!0			\b, key expression pool %#llx
#>>520	quad		!0			\b, key expression pool %#llx

# Summary:	dBASE IV Printer Form *.PRF
# From:		Joerg Jenderek
# URL:		https://en.wikipedia.org/wiki/.dbf#Other_file_types_found_in_dBASE	
# Reference:	https://mark0.net/download/triddefs_xml.7z/defs/p/prf-dbase.trid.xml
0	ubeshort	0x0400
# skip some Xbase Index files *.ndx and Infocom (Z-machine 4) *.z4 handled by ./adventure
# by looking for valid printer driver name extension
>0x58	search/8	.PR2
>>0	use			xbase-prf
#	display information of dbase print form like printer driver *.PR2
0	name			xbase-prf	dBase Printer Form
!:mime	application/x-dbase-prf
!:ext	prf
# MAYBE version? like: 4~DBASE IV
#>0	ubyte		x			\b, version %u
# MAYBE flag like: 1~with output file name 0~not
#>2	ubyte		!0			\b, flag %u
# optional printer text output file name like E:\DBASE\IV\T6.txt
>3	string		>\0			\b, output file %s
# probably padding with nils til 0x53
#>0x48	 uquad		!0			\b, at 0x48 padding %#llx
# dBASE IV printer driver name like: Generic.PR2 ASCII.PR2
>0x56	string		>\0			\b, using printer driver %s
# 2 is probably last character of previous dBASE printer driver name
#>0x60	ubyte		!0x32			\b, at 0x60 %#x
# probably padding with nils til 0xa8
#>0x61	uquad		!0			\b, at 0x61 padding %#llx
# unknown 0x03020300 0x03020100 at 0xa8
>0xa8	ubelong 	x			\b, at 0xa8 unknown %#8.8x
# probably padding with nils til 0x2aa
#>0x2a0	uquad		!0			\b, at 0x2a0 padding %#llx
# unknown 0x100ff7f01000001 at 0x2AB
>0x2ab	ubequad		!0x100ff7f01000001	\b, at 0x2ab unknown %#llx
# unknown 0x0042 at 0x2b3
>0x2b3	ubeshort 	!0x0042			\b, at 0x2b3 unknown %#4.4x
# unknown last 4 bytes at 0x2b6 like: 0 0x23
>0x2b6	ubelong		!0			\b, at 0x2b6 unknown %#8.8x

# TODO:
# DBASE index file *.NDX
# dBASE compiled Format *.FMO
# FoxPro Database memo file *.DCT
# FoxPro Forms Memo *.SCT
# FoxPro Generated Menu Program *.MPR
# FoxPro Report *.FRX
# FoxPro Report Memo *.FRT
# Foxpro Generated Screen Program *.SPR
# Foxpro memo *.PJT
## End of XBase database stuff

# MS Access database
4	string	Standard\ Jet\ DB	Microsoft Access Database
!:mime	application/x-msaccess
4	string	Standard\ ACE\ DB	Microsoft Access Database
!:mime	application/x-msaccess

# From: Joerg Jenderek
# URL: http://fileformats.archiveteam.org/wiki/Extensible_Storage_Engine
# Reference: https://github.com/libyal/libesedb/archive/master.zip
#	libesedb-master/documentation/
#	Extensible Storage Engine (ESE) Database File (EDB) format.asciidoc
# Note: also known as "JET Blue". Used by numerous Windows components such as
# Windows Search, Mail, Exchange and Active Directory.
4	ubelong		0xefcdab89
# unknown1
>132	ubelong		0		Extensible storage engine
!:mime	application/x-ms-ese
# file_type 0~database 1~stream
>>12	ulelong		0		DataBase
# Security DataBase (sdb)
!:ext	edb/sdb
>>12	ulelong		1		STreaMing
!:ext	stm
# format_version 620h
>>8	uleshort	x		\b, version %#x
>>10	uleshort	>0		revision %#4.4x
>>0	ubelong		x	 	\b, checksum %#8.8x
# Page size 4096 8192 32768
>>236	ulequad		x		\b, page size %lld
# database_state
>>52	ulelong		1		\b, JustCreated
>>52	ulelong		2		\b, DirtyShutdown
#>>52	ulelong		3		\b, CleanShutdown
>>52	ulelong		4		\b, BeingConverted
>>52	ulelong		5		\b, ForceDetach
# Windows NT major version when the databases indexes were updated.
>>216	ulelong		x		\b, Windows version %d
# Windows NT minor version
>>220	ulelong		x		\b.%d

# From: Joerg Jenderek
# URL: https://forensicswiki.org/wiki/Windows_Application_Compatibility
# Note: files contain application compatibility fixes, application compatibility modes and application help messages.
8	string		sdbf
>7	ubyte		0
# TAG_TYPE_LIST+TAG_INDEXES
>>12	uleshort	0x7802		Windows application compatibility Shim DataBase
# version? 2 3
#>>>0	ulelong		x		\b, version %d
!:mime	application/x-ms-sdb
!:ext	sdb

# TDB database from Samba et al - Martin Pool <mbp@samba.org>
0	string	TDB\ file		TDB database
>32	lelong	0x2601196D		version 6, little-endian
>>36	lelong	x			hash size %d bytes

# SE Linux policy database
0       lelong  0xf97cff8c      SE Linux policy
>16     lelong  x               v%d
>20     lelong  1      MLS
>24     lelong  x       %d symbols
>28     lelong  x       %d ocons

# ICE authority file data (Wolfram Kleff)
2	string		ICE		ICE authority data

# X11 Xauthority file (Wolfram Kleff)
10	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data
11	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data
12	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data
13	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data
14	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data
15	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data
16	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data
17	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data
18	string		MIT-MAGIC-COOKIE-1	X11 Xauthority data

# From: Maxime Henrion <mux@FreeBSD.org>
# PostgreSQL's custom dump format, Maxime Henrion <mux@FreeBSD.org>
0	string		PGDMP		PostgreSQL custom database dump
>5	byte		x		- v%d
>6	byte		x		\b.%d
>5	beshort		<0x101		\b-0
>5	beshort		>0x100
>>7	byte		x		\b-%d

# Type: Advanced Data Format (ADF) database
# URL:  https://www.grc.nasa.gov/WWW/cgns/adf/
# From: Nicolas Chauvat <nicolas.chauvat@logilab.fr>
0	string	@(#)ADF\ Database	CGNS Advanced Data Format

# Tokyo Cabinet magic data
# http://tokyocabinet.sourceforge.net/index.html
0	string		ToKyO\ CaBiNeT\n	Tokyo Cabinet
>14	string		x			\b (%s)
>32	byte		0			\b, Hash
!:mime	application/x-tokyocabinet-hash
>32	byte		1			\b, B+ tree
!:mime	application/x-tokyocabinet-btree
>32	byte		2			\b, Fixed-length
!:mime	application/x-tokyocabinet-fixed
>32	byte		3			\b, Table
!:mime	application/x-tokyocabinet-table
>33	byte		&1			\b, [open]
>33	byte		&2			\b, [fatal]
>34	byte		x			\b, apow=%d
>35	byte		x			\b, fpow=%d
>36	byte		&0x01			\b, [large]
>36	byte		&0x02			\b, [deflate]
>36	byte		&0x04			\b, [bzip]
>36	byte		&0x08			\b, [tcbs]
>36	byte		&0x10			\b, [excodec]
>40	lequad		x			\b, bnum=%lld
>48	lequad		x			\b, rnum=%lld
>56	lequad		x			\b, fsiz=%lld

# Type:	QDBM Quick Database Manager
# From:	Benoit Sibaud <bsibaud@april.org>
0	string		\\[depot\\]\n\f		Quick Database Manager, little endian
0	string		\\[DEPOT\\]\n\f		Quick Database Manager, big endian

# Type:	TokyoCabinet database
# URL:	http://tokyocabinet.sourceforge.net/
# From:	Benoit Sibaud <bsibaud@april.org>
0	string		ToKyO\ CaBiNeT\n	TokyoCabinet database
>14	string		x			(version %s)

# From:  Stephane Blondon https://www.yaal.fr
# Database file for Zope (done by FileStorage)
0	string	FS21	Zope Object Database File Storage v3 (data)
0	string	FS30	Zope Object Database File Storage v4 (data)

# Cache file for the database of Zope (done by ClientStorage)
0	string		ZEC3	Zope Object Database Client Cache File (data)

# IDA (Interactive Disassembler) database
0	string		IDA1	IDA (Interactive Disassembler) database

# Hopper (reverse engineering tool) https://www.hopperapp.com/
0	string		hopperdb	Hopper database

# URL: https://en.wikipedia.org/wiki/Panorama_(database_engine)
# Reference: http://www.provue.com/Panorama/
# From: Joerg Jenderek
# NOTE: test only versions 4 and 6.0 with Windows
# length of Panorama database name
5	ubyte				>0
# look after database name for "some" null bits
>(5.B+7)	ubelong&0xF3ffF000	0
# look for first keyword
>>&1		search/2		DESIGN		Panorama database
#!:mime	application/x-panorama-database
!:apple	KASXZEPD
!:ext	pan
# database name
>>>5	pstring				x		\b, "%s"

#
#
# askSam Database by Stefan A. Haubenthal <polluks@web.de>
0	string	askw40\0	askSam DB

#
#
# MUIbase Database Tool by Stefan A. Haubenthal <polluks@web.de>
0	string	MBSTV\040	MUIbase DB
>6	string	x		version %s

#
# CDB database
0	string	NBCDB\012	NetBSD Constant Database
>7	byte	x		\b, version %d
>8	string	x		\b, for '%s'
>24	lelong	x		\b, datasize %d
>28	lelong	x		\b, entries %d
>32	lelong	x		\b, index %d
>36	lelong	x		\b, seed %#x

#
# Redis RDB - https://redis.io/topics/persistence
0	string	REDIS			Redis RDB file,
>5	regex	[0-9][0-9][0-9][0-9]	version %s

# Mork database.
# Used by older versions of Mozilla Suite and Firefox,
# and current versions of Thunderbird.
# From: David Korth <gerbilsoft@gerbilsoft.com>
0	string	//\ <!--\ <mdb:mork:z\ v="	Mozilla Mork database
>23	string	x		\b, version %.3s

# URL:		https://en.wikipedia.org/wiki/Management_Information_Format
# Reference:	https://www.dmtf.org/sites/default/files/standards/documents/DSP0005.pdf
# From:		Joerg Jenderek
# Note:		only tested with monitor asset reports of Dell Display Manager
#		skip start like Language=fr|CA|iso8859-1
0	search/27/C	Start\040Component	DMI Management Information Format
#!:mime	text/plain
!:mime	text/x-dmtf-mif
!:ext	mif