summaryrefslogtreecommitdiffstats
path: root/tools/test/h5format_convert/h5fc_gentest.c
blob: 8c873be76d4633e8b41a00425c4b8c7817452fe8 (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
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the COPYING file, which can be found at the root of the source code       *
 * distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.  *
 * If you do not have access to either file, you may request a copy from     *
 * help@hdfgroup.org.                                                        *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*
 * Generate the binary hdf5 files for the h5format_convert tests.
 * Usage: just execute the program without any arguments will
 * generate all the binary hdf5 files 
 *
 * If you regenerate the test files (e.g., changing some code,
 * trying it on a new platform, ...), you need to verify the correctness
 * of the expected output and update the corresponding *.ddl files.
 */

#include "hdf5.h"
#include "H5private.h"

#define NON_V3_FILE		"h5fc_non_v3.h5"
#define EDGE_V3_FILE		"h5fc_edge_v3.h5"
#define ERR_LEVEL_FILE		"h5fc_err_level.h5"

const char *FILENAME[] = {
    "h5fc_ext1_i.h5",	/* 0 */
    "h5fc_ext1_s.h5",	/* 1 */
    "h5fc_ext1_f.h5",	/* 2 */
    "h5fc_ext2_is.h5", 	/* 3 */
    "h5fc_ext2_if.h5",	/* 4 */
    "h5fc_ext2_sf.h5", 	/* 5 */
    "h5fc_ext3_isf.h5",	/* 6 */ 
    "h5fc_ext_none.h5",	/* 7 */ 
    NULL
};

#define GROUP			"GROUP"

#define DSET_COMPACT		"DSET_COMPACT"
#define DSET_CONTIGUOUS		"DSET_CONTIGUOUS"

#define DSET_EA			"DSET_EA"
#define DSET_NDATA_EA		"DSET_NDATA_EA"
#define DSET_BT2		"DSET_BT2"
#define DSET_NDATA_BT2		"DSET_NDATA_BT2"
#define DSET_FA			"DSET_FA"
#define DSET_NDATA_FA		"DSET_NDATA_FA"
#define DSET_NONE		"DSET_NONE"
#define DSET_NDATA_NONE		"DSET_NDATA_NONE"

#define DSET_EDGE		"DSET_EDGE"
#define DSET_ERR		"DSET_ERR"

#define ISTORE_IK  64
#define ISTORE_ERR 1 

#define NUM 500


/*
 * Function: gen_non() 
 *
 * Create a file with SWMR write+non-latest-format--this will result in v3 superbock+latest version support:
 *	1) 1 chunked dataset with extensible array chunk indexing type (without data)
 *	2) 1 chunked dataset with version 2 B-tree chunk indexing type (with data)
 * Re-open the file with write+non-latest-format and create:
 *	3) 1 chunked dataset with version 2 B-tree chunk indexing type (without data)
 * 	4) 1 chunked dataset with extensible array indexing type (with data)
 *	5) 1 compact and 1 contiguous datasets
 */
static void
gen_non(const char *fname)
{
    hid_t	fid = -1;		/* file id */
    hid_t	fcpl = -1;		/* file creation property list */
    hid_t	gid = -1;		/* group id */
    hid_t   	sid = -1;       	/* space id */
    hid_t	dcpl = -1;		/* dataset creation property id */
    hid_t	did1 = -1, did2 = -1;	/* dataset id */
    hsize_t 	dims1[1] = {10};     	/* dataset dimension */
    hsize_t 	dims2[2] = {4, 6};     	/* dataset dimension */
    hsize_t	max_dims[2];		/* maximum dataset dimension */
    hsize_t 	c_dims[2] = {2, 3};    	/* chunk dimension */
    int		i;		    	/* local index variable */
    int     	buf[24];            	/* data buffer */

    if((fcpl = H5Pcreate(H5P_FILE_CREATE)) < 0)
        goto error;
    if(H5Pset_shared_mesg_nindexes(fcpl, 4) < 0)
        goto error;
    if(H5Pset_istore_k(fcpl, 64) < 0)
        goto error;

    /* Create an empty file with latest-format */
    if((fid = H5Fcreate(fname, H5F_ACC_TRUNC|H5F_ACC_SWMR_WRITE, fcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Create a group */
    if((gid = H5Gcreate2(fid, GROUP, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
        goto error;

    /* Create data */
    for(i = 0; i < 24; i++)
        buf[i] = i;

    /* Set chunk */
    if((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0)
        goto error;
    if(H5Pset_chunk(dcpl, 2, c_dims) < 0)
        goto error;

    /* 
     * Create a chunked dataset with extensible array chunk indexing type (without data)
     */

    /* Create dataspace */
    max_dims[0] = 10;
    max_dims[1] = H5S_UNLIMITED;
    if((sid = H5Screate_simple(2, dims2, max_dims)) < 0)
        goto error;

    /* Create the dataset */
    if((did1  = H5Dcreate2(fid, DSET_NDATA_EA, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Closing */
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Dclose(did1) < 0)
        goto error;

    /* 
     * Create a chunked dataset with version 2 B-tree chunk indexing type (with data)
     */

    /* Create dataspace */
    max_dims[0] = 10;
    max_dims[0] = H5S_UNLIMITED;
    max_dims[1] = H5S_UNLIMITED;
    if((sid = H5Screate_simple(2, dims2, max_dims)) < 0)
        goto error;

    /* Create the dataset */
    if((did1  = H5Dcreate2(gid, DSET_BT2, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Write to the dataset */
    if(H5Dwrite(did1, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
        goto error;

    /* Closing */
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Dclose(did1) < 0)
        goto error;
    if(H5Pclose(dcpl) < 0)
        goto error;
    if(H5Gclose(gid) < 0)
        goto error;
    if(H5Fclose(fid) < 0)
        goto error;

    /* Re-open the file with old format */
    if((fid = H5Fopen(fname, H5F_ACC_RDWR, H5P_DEFAULT)) < 0)
        goto error;

    /* Open the group */
    if((gid = H5Gopen2(fid, GROUP, H5P_DEFAULT)) < 0)
        goto error;

    /*
     * Create a dataset with version 2 B-btree chunk indexing type (without data)
     */

    /* Set chunk */
    if((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0)
        goto error;
    if(H5Pset_chunk(dcpl, 2, c_dims) < 0)
        goto error;

    /* Create dataspace */
    max_dims[0] = H5S_UNLIMITED;
    max_dims[1] = H5S_UNLIMITED;
    if((sid = H5Screate_simple(2, dims2, max_dims)) < 0)
        goto error;

    /* Create the dataset */
    if((did1 = H5Dcreate2(fid, DSET_NDATA_BT2, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Close the dataspace */
    if(H5Sclose(sid) < 0)
        goto error;

    /*
     * Create a dataset with extensible array chunk indexing type (with data) in the group
     */

    /* Create dataspace */
    max_dims[0] = 10;
    max_dims[1] = H5S_UNLIMITED;
    if((sid = H5Screate_simple(2, dims2, max_dims)) < 0)
        goto error;

    /* Create the dataset */
    if((did2 = H5Dcreate2(gid, DSET_EA, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Write to the dataset */
    if(H5Dwrite(did2, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
        goto error;

    /* Closing */
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Pclose(dcpl) < 0)
        goto error;
    if(H5Dclose(did1) < 0)
        goto error;
    if(H5Dclose(did2) < 0)
        goto error;

    /* 
     * Create a compact dataset in the group
     */

    /* Create dataspace */
    if((sid = H5Screate_simple(1, dims1, NULL)) < 0)
        goto error;

    if((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0)
        goto error;
    if(H5Pset_layout(dcpl, H5D_COMPACT) < 0)
        goto error;

    /* Create the dataset */
    if((did1  = H5Dcreate2(gid, DSET_COMPACT, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
        goto error;

    /* Closing */
    if(H5Dclose(did1) < 0)
        goto error;
    if(H5Pclose(dcpl) < 0)
        goto error;
    if(H5Sclose(sid) < 0)
        goto error;

    /* 
     * Create a contiguous dataset with (2d with data) in the file
     */
    if((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0)
        goto error;
    if(H5Pset_layout(dcpl, H5D_CONTIGUOUS) < 0)
        goto error;

    if((sid = H5Screate_simple(2, dims2, NULL)) < 0)
        goto error;

    /* Create the dataset */
    if((did2  = H5Dcreate2(fid, DSET_CONTIGUOUS, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
        goto error;
    /* Write to the dataset */
    if(H5Dwrite(did2, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
        goto error;

    /* Closing */
    if(H5Dclose(did2) < 0)
        goto error;
    if(H5Pclose(dcpl) < 0)
        goto error;
    if(H5Sclose(sid) < 0)
        goto error;

    if(H5Gclose(gid) < 0)
	goto error;
    if(H5Pclose(fcpl) < 0)
	goto error;
    if(H5Fclose(fid) < 0)
        goto error;

error:
    H5E_BEGIN_TRY {
        H5Pclose(dcpl);
        H5Sclose(sid);
        H5Dclose(did1);
        H5Dclose(did2);
        H5Gclose(gid);
        H5Fclose(fcpl);
        H5Fclose(fid);
    } H5E_END_TRY;

} /* gen_non() */

/*
 * Function: gen_edge() 
 *
 * Create a file with write+latest-format--this will result in v3 superblock+latest version support:
 *	A dataset: chunked, filtered, H5D_CHUNK_DONT_FILTER_PARTIAL_CHUNKS enabled
 *	(i.e. the dataset does not filter partial edge chunks)
 */
static void
gen_edge(const char *fname)
{
    hid_t	fid = -1;	    	/* file id */
    hid_t	fapl = -1;	       	/* file access property list */
    hid_t   	sid = -1;       	/* dataspace id */
    hid_t	dcpl = -1;	    	/* dataset creation property id */
    hid_t	did = -1;		/* dataset id */
    hsize_t 	dims2[2] = {12, 6};	/* Dataset dimensions */
    hsize_t 	c_dims[2] = {5, 5};	/* Chunk dimensions */
    float 	buf[12][6];            	/* Buffer for writing data */
    int		i, j;		    	/* local index variable */

    /* Create a new format file */
    if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0)
        goto error;
    if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
        goto error;
    if((fid = H5Fcreate(fname, H5F_ACC_TRUNC, H5P_DEFAULT, fapl)) < 0)
        goto error;

    /* Set chunk, filter, no-filter-edge-chunk */
    if((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0)
        goto error;
    if(H5Pset_chunk(dcpl, 2, c_dims) < 0)
        goto error;
    if(H5Pset_deflate(dcpl, 9) < 0)
        goto error;
    if(H5Pset_chunk_opts(dcpl, H5D_CHUNK_DONT_FILTER_PARTIAL_CHUNKS) < 0)
        goto error;

    /* Create dataspace */
    if((sid = H5Screate_simple(2, dims2, NULL)) < 0)
        goto error;

    /* Create the dataset */
    if((did = H5Dcreate2(fid, DSET_EDGE, H5T_NATIVE_FLOAT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Create data */
    for (i = 0; i< 12; i++)
        for (j = 0; j< 6; j++)
            buf[i][j] = 100.0F;

    /* Write to the dataset */
    if(H5Dwrite(did, H5T_NATIVE_FLOAT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
        goto error;

    /* Closing */
    if(H5Pclose(dcpl) < 0)
        goto error;
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Dclose(did) < 0)
        goto error;
    if(H5Pclose(fapl) < 0)
        goto error;
    if(H5Fclose(fid) < 0)
        goto error;

error:
    H5E_BEGIN_TRY {
        H5Pclose(dcpl);
        H5Sclose(sid);
        H5Dclose(did);
        H5Fclose(fid);
        H5Pclose(fapl);
    } H5E_END_TRY;

} /* gen_edge() */


/*
 * Function: gen_err_level() 
 *
 * Generate a file to test the situtation described in HDFFV-9434:
 *	Exceed the limit of v1-btree level
 *
 *	Create a file with H5Pset_istore_k(fcpl, 1).
 *	Create a chunked dataset with extensible array chunk index and 
 *	appends many chunks to the dataset.
 *
 *	When h5format_convert tries to convert the dataset with
 *	extensive array index in the file to v1-btree chunk index, 
 *	it will insert the dataset chunks to the v1-btree chunk index.
 *	The tree will split quickly due to the 'K' value of 1 and the 
 *	tree level will eventually hit the maximum: 2^8(256).
 */
static void
gen_err_level(const char *fname)
{
    hid_t fid = -1;	    	/* file ID */
    hid_t fapl = -1;	       	/* file access property list */
    hid_t fcpl = -1;	       	/* file creation property list */
    hid_t sid = -1;       	/* dataspace id */
    hid_t dcpl = -1;		/* dataset creation property list */
    hid_t did = -1;		/* dataset ID */
    hid_t fsid = -1;		/* file dataspace ID */
    hid_t msid = -1;		/* memory dataspace ID */
    unsigned char *buf = NULL;	/* buffer for data */
    hsize_t dims[2] = {0, 1};			/* dataset dimension sizes */
    hsize_t max_dims[2] = {1, H5S_UNLIMITED};	/* dataset maximum dimension sizes */
    hsize_t chunk_dims[2] = {1, 1};		/* chunk dimension sizes */
    int	n = 0;			/* local index variable */

    /* Create a new format file */
    if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0)
        goto error;
    if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
        goto error;

    /* Set 'K' value to 1 in file creation property list */
    if((fcpl = H5Pcreate(H5P_FILE_CREATE)) < 0)
        goto error;
    if(H5Pset_istore_k(fcpl, ISTORE_ERR) < 0)
        goto error;

    /* Initialize data buffer */
    buf = (unsigned char *)HDmalloc(NUM * sizeof(unsigned char *));
    HDmemset(buf, 42, NUM * sizeof(unsigned char));

    /* Create the test file */
    if((fid = H5Fcreate(fname, H5F_ACC_TRUNC, fcpl, fapl)) < 0)
        goto error;

    /* Create a chunked dataset with extensible array chunk index */
    if((sid = H5Screate_simple(2, dims, max_dims)) < 0)
        goto error;
    if((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0)
        goto error;
    if(H5Pset_chunk(dcpl, 2, chunk_dims) < 0)
        goto error;
    if((did = H5Dcreate2(fid, DSET_ERR, H5T_NATIVE_UCHAR, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Closing */
    if(H5Pclose(dcpl) < 0)
        goto error;
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Dclose(did) < 0)
        goto error;
    if(H5Fclose(fid) < 0)
        goto error;

    /* Re-open the file */
    if((fid = H5Fopen(fname, H5F_ACC_RDWR, fapl)) < 0)
        goto error;

    /* Open the dataset */
    if((did = H5Dopen2(fid, DSET_ERR, H5P_DEFAULT)) < 0)
        goto error;

    /* Loop through appending 1 element at a time */
    for(n = 0; n < NUM; n++) {
	hsize_t start[2] = {0, 0};
	hsize_t count[2] = {1, 1};
	hsize_t extent[2] = {0, 0};

	start[0] = 0;
	start[1] = (hsize_t)n;
	extent[0] = 1;
	extent[1] = (hsize_t)(n + 1);

	/* Set current dimension sizes for the dataset */
	if(H5Dset_extent(did, extent) < 0)
	    goto error;

	/* Set up memory dataspace */
	if((msid = H5Screate_simple(2, count, NULL)) < 0)
	    goto error;

	/* Get file dataspace */
	if((fsid = H5Dget_space(did)) < 0)
	    goto error;

	if((H5Sselect_hyperslab(fsid, H5S_SELECT_SET, start, NULL, count, NULL)) < 0)
	    goto error;

	/* Write to the dataset */
	if(H5Dwrite(did, H5T_NATIVE_UCHAR, msid, fsid, H5P_DEFAULT, buf) < 0)
	    goto error;

	if(H5Sclose(fsid) < 0)
	    goto error;
	if(H5Sclose(msid) < 0)
	    goto error;
    }

    /* Closing */
    if(H5Dclose(did) < 0)
	goto error;
    if(H5Fclose(fid) < 0)
	goto error;
    if(H5Pclose(fapl) < 0)
	goto error;
    if(buf) free(buf);

error:
    H5E_BEGIN_TRY {
        H5Pclose(dcpl);
        H5Sclose(sid);
        H5Dclose(did);
        H5Sclose(msid);
        H5Sclose(fsid);
        H5Fclose(fid);
        H5Pclose(fapl);
        H5Pclose(fcpl);
    } H5E_END_TRY;

} /* gen_err_level() */

/*
 * Function: gen_ext() 
 *
 * Create a file with/without latest format with:
 *	1) 1 contiguous dataset (without data)
 *	2) 2 chunked datasets with extensible array chunk indexing type (with/without data)
 *	3) 2 chunked datasets with version 2 B-tree chunk indexing type (with/without data)
 *	4) 2 chunked datasets with fixed array chunk indexing type (with/without data)
 *	5) 2 chunked datasets with implicit array chunk indexing type (with/without data)
 * It will create the file with/without messages in the superblock extension depending
 * on the parameter "what".
 */
static void
gen_ext(const char *fname, unsigned new_format, unsigned what)
{
    hid_t	fid = -1;	 	/* file id */
    hid_t	fapl = -1;	       	/* file access property list */
    hid_t	fcpl = -1;	       	/* file creation property list */
    hid_t	gid = -1;	       	/* group id */
    hid_t   	sid = -1;       	/* space id */
    hid_t	dcpl = -1;	    	/* dataset creation property id */
    hid_t	did1 = -1, did2 = -1;	/* dataset id */
    hsize_t 	dims1[1] = {10};     	/* dataset dimension */
    hsize_t 	dims2[2] = {4, 6};     	/* dataset dimension */
    hsize_t	max_dims[2];		/* maximum dataset dimension */
    hsize_t 	c_dims[2] = {2, 3};    	/* chunk dimension */
    int		i;		    	/* local index variable */
    int     	buf[24];            	/* data buffer */

    if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0)
        goto error;

    if(new_format) {
        /* Create a new format file */
        if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
            goto error;
    } /* end if */

    /* Create a file creation property list */
    fcpl = H5Pcreate(H5P_FILE_CREATE);

    /* Generate messages that might be placed in superblock extension */
    switch(what) {
	case 0:
	    H5Pset_istore_k(fcpl, ISTORE_IK);
	    break;
	case 1:
	    H5Pset_shared_mesg_nindexes(fcpl, 4);
	    break;
	case 2:
	    H5Pset_file_space_strategy(fcpl, H5F_FSPACE_STRATEGY_PAGE, FALSE, (hsize_t)1);
	    break;
	case 3:
	    H5Pset_istore_k(fcpl, ISTORE_IK);
	    H5Pset_shared_mesg_nindexes(fcpl, 4);
	    break;
	case 4:
	    H5Pset_istore_k(fcpl, ISTORE_IK);
	    H5Pset_file_space_strategy(fcpl, H5F_FSPACE_STRATEGY_FSM_AGGR, TRUE, (hsize_t)1);
	    break;
	case 5:
	    H5Pset_shared_mesg_nindexes(fcpl, 4);
	    H5Pset_file_space_page_size(fcpl, (hsize_t)512);
	    break;
	case 6:
	    H5Pset_istore_k(fcpl, ISTORE_IK);
	    H5Pset_shared_mesg_nindexes(fcpl, 4);
	    H5Pset_file_space_strategy(fcpl, H5F_FSPACE_STRATEGY_NONE, FALSE, (hsize_t)1);
	    break;
	default:
	    break;
    }

    /* Create the file */
    if((fid = H5Fcreate(fname, H5F_ACC_TRUNC, fcpl, fapl)) < 0)
        goto error;

    /* Create a group */
    if((gid = H5Gcreate2(fid, GROUP, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
        goto error;

    /* Set chunk */
    if((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0)
        goto error;
    if(H5Pset_chunk(dcpl, 2, c_dims) < 0)
        goto error;


    /* 
     * Create a contiguous dataset 
     */

    /* Create dataspace */
    if((sid = H5Screate_simple(1, dims1, NULL)) < 0)
        goto error;

    /* Create the dataset */
    if((did1  = H5Dcreate2(fid, DSET_CONTIGUOUS, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
        goto error;

    /* Closing */
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Dclose(did1) < 0)
        goto error;

    /* 
     * Create 2 chunked datasets with extensible array chunk indexing type 
     * (one with data; one without data)
     */

    /* Create dataspace */
    max_dims[0] = 10;
    max_dims[1] = H5S_UNLIMITED;
    if((sid = H5Screate_simple(2, dims2, max_dims)) < 0)
        goto error;

    /* Create the 2 datasets */
    if((did1  = H5Dcreate2(gid, DSET_NDATA_EA, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    if((did2  = H5Dcreate2(fid, DSET_EA, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Create data */
    for(i = 0; i < 24; i++)
        buf[i] = i;

    /* Write to one dataset */
    if(H5Dwrite(did2, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
        goto error;

    /* Closing */
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Dclose(did1) < 0)
        goto error;
    if(H5Dclose(did2) < 0)
        goto error;


    /* 
     * Create 2 chunked datasets with version 2 B-tree chunk indexing type 
     * (one with data; one without data)
     */

    /* Create dataspace */
    max_dims[0] = 10;
    max_dims[0] = H5S_UNLIMITED;
    max_dims[1] = H5S_UNLIMITED;
    if((sid = H5Screate_simple(2, dims2, max_dims)) < 0)
        goto error;

    /* Create the 2 datasets */
    if((did1  = H5Dcreate2(fid, DSET_NDATA_BT2, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    if((did2  = H5Dcreate2(gid, DSET_BT2, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Write to one dataset */
    if(H5Dwrite(did2, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
        goto error;

    /* Closing */
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Dclose(did1) < 0)
        goto error;
    if(H5Dclose(did2) < 0)
        goto error;

    /*
     * Create 2 chunked datasets with fixed array chunk indexing type 
     * (one with data; one without data)
     */

    /* Create dataspace */
    max_dims[0] = 20;
    max_dims[1] = 10;
    if((sid = H5Screate_simple(2, dims2, max_dims)) < 0)
        goto error;

    /* Create the datasets */
    if((did1  = H5Dcreate2(fid, DSET_FA, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    if((did2  = H5Dcreate2(gid, DSET_NDATA_FA, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Write to the dataset */
    if(H5Dwrite(did1, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
        goto error;

    /* Closing */
    if(H5Sclose(sid) < 0)
        goto error;
    if(H5Dclose(did1) < 0)
        goto error;
    if(H5Dclose(did2) < 0)
        goto error;


    /* 
     * Create 2 chunked datasets with implicit chunk indexing type 
     * (one with data; one without data)
     */

    /* Create dataspace */
    if((sid = H5Screate_simple(2, dims2, NULL)) < 0)
        goto error;

    /* Set early allocation */
    if(H5Pset_alloc_time(dcpl, H5D_ALLOC_TIME_EARLY) < 0)
        goto error;

    /* Create the 2 datasets */
    if((did1  = H5Dcreate2(fid, DSET_NONE, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    if((did2  = H5Dcreate2(gid, DSET_NDATA_NONE, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT)) < 0)
        goto error;

    /* Write to one dataset */
    if(H5Dwrite(did1, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
        goto error;

    /* Closing */
    if(H5Dclose(did1) < 0)
        goto error;
    if(H5Dclose(did2) < 0)
        goto error;
    if(H5Sclose(sid) < 0)
        goto error;

    if(H5Pclose(dcpl) < 0)
        goto error;
    if(H5Gclose(gid) < 0)
        goto error;
    if(H5Fclose(fid) < 0)
        goto error;

error:
    H5E_BEGIN_TRY {
        H5Pclose(dcpl);
        H5Sclose(sid);
        H5Dclose(did1);
        H5Dclose(did2);
        H5Gclose(gid);
        H5Fclose(fid);
        H5Pclose(fapl);
        H5Pclose(fcpl);
    } H5E_END_TRY;

} /* end gen_ext() */

int
main(void)
{
    unsigned i, new_format;

    /* Generate a non-latest-format file with v3 superblock */
    gen_non(NON_V3_FILE);

    /* Generate a new format file with a no-filter-edge-chunk dataset */
    gen_edge(EDGE_V3_FILE);

    /* Generate a new format file with 'K' value of 1 in H5Pset_istore_k() */
    gen_err_level(ERR_LEVEL_FILE);

    /* Generate old/new format file with/without messages in the superblock extension */
    for(new_format = FALSE; new_format <= TRUE; new_format++) {
        for(i = 0; i < 8; i++) {
            char filename[50];

            HDmemset(filename, 0, sizeof(filename));
            if(!new_format)
                HDstrcat(filename, "old_");
            HDstrcat(filename, FILENAME[i]);

            gen_ext(filename, new_format, i);
        } /* end for */
    } /* end for */

    return 0;
} /* end main */