summaryrefslogtreecommitdiffstats
path: root/tools/src/misc/h5debug.c
blob: 088e6e9eb1aec8efd7b61123feb785dc5a44eb84 (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
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * 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.                                                        *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*-------------------------------------------------------------------------
 *
 * Created:             debug.c
 *                      Jul 18 1997
 *                      Robb Matzke <matzke@llnl.gov>
 *
 * Purpose:             Debugs an existing HDF5 file at a low level.
 *
 *-------------------------------------------------------------------------
 */
#define H5A_FRIEND		/*suppress error about including H5Apkg  */
#define H5B2_FRIEND		/*suppress error about including H5B2pkg */
#define H5B2_TESTING		/*suppress warning about H5B2 testing funcs*/
#define H5D_FRIEND		/*suppress error about including H5Dpkg  */
#define H5EA_FRIEND		/*suppress error about including H5EApkg */
#define H5EA_TESTING		/*suppress warning about H5EA testing funcs*/
#define H5FA_FRIEND		/*suppress error about including H5FApkg */
#define H5FA_TESTING		/*suppress warning about H5FA testing funcs*/
#define H5F_FRIEND		/*suppress error about including H5Fpkg  */
#define H5G_FRIEND		/*suppress error about including H5Gpkg  */
#define H5HF_FRIEND		/*suppress error about including H5HFpkg */
#define H5O_FRIEND		/*suppress error about including H5Opkg  */
#define H5SM_FRIEND		/*suppress error about including H5SMpkg */

#include "H5private.h"  /* Generic Functions    */
#include "H5Apkg.h"     /* Attributes           */
#include "H5B2pkg.h"    /* v2 B-trees           */
#include "H5CXprivate.h" /* API Contexts        */
#include "H5Dpkg.h"     /* Datasets             */
#include "H5Eprivate.h" /* Error handling       */
#include "H5EApkg.h"    /* Extensible Arrays    */
#include "H5FApkg.h"    /* Fixed Arrays         */
#include "H5Fpkg.h"     /* File access          */
#include "H5FSprivate.h" /* Free space manager  */
#include "H5Gpkg.h"     /* Groups               */
#include "H5HFpkg.h"    /* Fractal heaps        */
#include "H5HGprivate.h" /* Global Heaps        */
#include "H5Iprivate.h" /* IDs                  */
#include "H5Opkg.h"     /* Object headers       */
#include "H5SMpkg.h"    /* Implicitly shared messages    */

/* File drivers */
#include "H5FDfamily.h"

#define VCOL    50


/*-------------------------------------------------------------------------
 * Function:    get_H5B2_class
 *
 * Purpose:  Determine the v2 B-tree class from the buffer read in.
 *              B-trees are debugged through the B-tree subclass.  The subclass
 *              identifier is two bytes after the B-tree signature.
 *
 * Return:  Non-NULL on success/NULL on failure
 *
 * Programmer:  Quincey Koziol
 *    koziol@hdfgroup.org
 *    Sep 11 2008
 *
 *-------------------------------------------------------------------------
 */
static const H5B2_class_t *
get_H5B2_class(const uint8_t *sig)
{
    H5B2_subid_t subtype = (H5B2_subid_t)sig[H5_SIZEOF_MAGIC + 1];
    const H5B2_class_t *cls;

    switch(subtype) {
        case H5B2_TEST_ID:
            cls = H5B2_TEST;
            break;

        case H5B2_FHEAP_HUGE_INDIR_ID:
            cls = H5HF_HUGE_BT2_INDIR;
            break;

        case H5B2_FHEAP_HUGE_FILT_INDIR_ID:
            cls = H5HF_HUGE_BT2_FILT_INDIR;
            break;

        case H5B2_FHEAP_HUGE_DIR_ID:
            cls = H5HF_HUGE_BT2_DIR;
            break;

        case H5B2_FHEAP_HUGE_FILT_DIR_ID:
            cls = H5HF_HUGE_BT2_FILT_DIR;
            break;

        case H5B2_GRP_DENSE_NAME_ID:
            cls = H5G_BT2_NAME;
            break;

        case H5B2_GRP_DENSE_CORDER_ID:
            cls = H5G_BT2_CORDER;
            break;

        case H5B2_SOHM_INDEX_ID:
            cls = H5SM_INDEX;
            break;

        case H5B2_ATTR_DENSE_NAME_ID:
            cls = H5A_BT2_NAME;
            break;

        case H5B2_ATTR_DENSE_CORDER_ID:
            cls = H5A_BT2_CORDER;
            break;

        case H5B2_CDSET_ID:
            cls = H5D_BT2;
            break;

        case H5B2_CDSET_FILT_ID:
            cls = H5D_BT2_FILT;
            break;

        case H5B2_TEST2_ID:
            cls = H5B2_TEST2;
            break;

        case H5B2_NUM_BTREE_ID:
        default:
            HDfprintf(stderr, "Unknown v2 B-tree subtype %u\n", (unsigned)(subtype));
            HDexit(4);
    } /* end switch */

    return(cls);
} /* end get_H5B2_class() */


/*-------------------------------------------------------------------------
 * Function:    get_H5EA_class
 *
 * Purpose:  Determine the extensible array class from the buffer read in.
 *              Extensible arrays are debugged through the array subclass.
 *              The subclass identifier is two bytes after the signature.
 *
 * Return:  Non-NULL on success/NULL on failure
 *
 * Programmer:  Quincey Koziol
 *    koziol@hdfgroup.org
 *    Sep 11 2008
 *
 *-------------------------------------------------------------------------
 */
static const H5EA_class_t *
get_H5EA_class(const uint8_t *sig)
{
    H5EA_cls_id_t clsid = (H5EA_cls_id_t)sig[H5_SIZEOF_MAGIC + 1];
    const H5EA_class_t *cls;

    switch(clsid) {
        case H5EA_CLS_TEST_ID:
            cls = H5EA_CLS_TEST;
            break;

        case H5EA_CLS_CHUNK_ID:
            cls = H5EA_CLS_CHUNK;
            break;

        case H5EA_CLS_FILT_CHUNK_ID:
            cls = H5EA_CLS_FILT_CHUNK;
            break;

        case H5EA_NUM_CLS_ID:
        default:
            HDfprintf(stderr, "Unknown extensible array class %u\n", (unsigned)(clsid));
            HDexit(4);
    } /* end switch */

    return(cls);
} /* end get_H5EA_class() */


/*-------------------------------------------------------------------------
 * Function:    get_H5FA_class
 *
 * Purpose:  Determine the fixed array class from the buffer read in.
 *              Extensible arrays are debugged through the array subclass.
 *              The subclass identifier is two bytes after the signature.
 *
 * Return:  Non-NULL on success/NULL on failure
 *
 * Programmer:  Quincey Koziol
 *    koziol@hdfgroup.org
 *    Sep 11 2008
 *
 *-------------------------------------------------------------------------
 */
static const H5FA_class_t *
get_H5FA_class(const uint8_t *sig)
{
    H5FA_cls_id_t clsid = (H5FA_cls_id_t)sig[H5_SIZEOF_MAGIC + 1];
    const H5FA_class_t *cls;

    switch(clsid) {
        case H5FA_CLS_TEST_ID:
            cls = H5FA_CLS_TEST;
            break;

        case H5FA_CLS_CHUNK_ID:
            cls = H5FA_CLS_CHUNK;
            break;

        case H5FA_CLS_FILT_CHUNK_ID:
            cls = H5FA_CLS_FILT_CHUNK;
            break;

        case H5FA_NUM_CLS_ID: 
        default:
            HDfprintf(stderr, "Unknown fixed array class %u\n", (unsigned)(clsid));
            HDexit(4);
    } /* end switch */

    return(cls);
} /* end get_H5FA_class() */


/*-------------------------------------------------------------------------
 * Function:    main
 *
 * Usage:       debug FILENAME [OFFSET]
 *
 * Return:      Success:        exit (0)
 *
 *              Failure:        exit (non-zero)
 *
 * Programmer:  Robb Matzke
 *              matzke@llnl.gov
 *              Jul 18 1997
 *
 *-------------------------------------------------------------------------
 */
int
main(int argc, char *argv[])
{
    hid_t  fid, fapl;
    H5F_t       *f;
    haddr_t     addr = 0, extra = 0, extra2 = 0, extra3 = 0, extra4 = 0;
    uint8_t     sig[H5F_SIGNATURE_LEN];
    size_t      u;
    H5E_auto2_t func;
    void 	*edata;
    hbool_t     api_ctx_pushed = FALSE;             /* Whether API context pushed */
    herr_t      status = SUCCEED;

    if(argc == 1) {
  	HDfprintf(stderr, "Usage: %s filename [signature-addr [extra]]\n", argv[0]);
  	HDexit(1);
    } /* end if */

    /* Initialize the library */
    if(H5open() < 0) {
        HDfprintf(stderr, "cannot initialize the library\n");
        HDexit(1);
    } /* end if */

    /* Disable error reporting */
    H5Eget_auto2(H5E_DEFAULT, &func, &edata);
    H5Eset_auto2(H5E_DEFAULT, NULL, NULL);

    /*
     * Open the file and get the file descriptor.
     */
    if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0) {
        HDfprintf(stderr, "cannot create file access property list\n");
        HDexit(1);
    } /* end if */
    if(HDstrchr(argv[1], '%'))
        if(H5Pset_fapl_family (fapl, (hsize_t)0, H5P_DEFAULT) < 0) {
            fprintf(stderr, "cannot set file access property list\n");
            HDexit(1);
        }
    if((fid = H5Fopen(argv[1], H5F_ACC_RDONLY, fapl)) < 0) {
        HDfprintf(stderr, "cannot open file\n");
        HDexit(1);
    } /* end if */

    /* Push API context */
    if(H5CX_push() < 0) {
        HDfprintf(stderr, "cannot set API context\n");
        HDexit(1);
    }
    api_ctx_pushed = TRUE;

    if(NULL == (f = (H5F_t *)H5I_object(fid))) {
        HDfprintf(stderr, "cannot obtain H5F_t pointer\n");
        HDexit(2);
    } /* end if */

    /* Ignore metadata tags while using h5debug */
    if(H5AC_ignore_tags(f) < 0) {
        HDfprintf(stderr, "cannot ignore metadata tags\n");
        HDexit(1);
    }

    /*
     * Parse command arguments.
     */
    if(argc > 2)
        addr = (haddr_t)HDstrtoll(argv[2], NULL, 0);
    if(argc > 3)
        extra = (haddr_t)HDstrtoll(argv[3], NULL, 0);
    if(argc > 4)
        extra2 = (haddr_t)HDstrtoll(argv[4], NULL, 0);
    if(argc > 5)
        extra3 = (haddr_t)HDstrtoll(argv[5], NULL, 0);
    if(argc > 6)
        extra4 = (haddr_t)HDstrtoll(argv[6], NULL, 0);

    /*
     * Read the signature at the specified file position.
     */
    HDfprintf(stdout, "Reading signature at address %a (rel)\n", addr);
    if(H5F_block_read(f, H5FD_MEM_SUPER, addr, sizeof(sig), sig) < 0) {
        HDfprintf(stderr, "cannot read signature\n");
        HDexit(3);
    }
    if(!HDmemcmp(sig, H5F_SIGNATURE, (size_t)H5F_SIGNATURE_LEN)) {
        /*
         * Debug the file's super block.
         */
        status = H5F_debug(f, stdout, 0, VCOL);

    } else if(!HDmemcmp(sig, H5HL_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a local heap.
         */
        status = H5HL_debug(f, addr, stdout, 0, VCOL);

    } else if(!HDmemcmp (sig, H5HG_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
	/*
	 * Debug a global heap collection.
	 */
	status = H5HG_debug(f, addr, stdout, 0, VCOL);

    } else if(!HDmemcmp(sig, H5G_NODE_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a symbol table node.
         */

        /* Check for extra parameters */
        if(extra == 0) {
            HDfprintf(stderr, "\nWarning: Providing the group's local heap address will give more information\n");
            HDfprintf(stderr, "Symbol table node usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <Symbol table node address> <address of local heap>\n\n");
        } /* end if */

        status = H5G_node_debug(f, addr, stdout, 0, VCOL, extra);

    } else if(!HDmemcmp(sig, H5B_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a B-tree.  B-trees are debugged through the B-tree
         * subclass.  The subclass identifier is the byte immediately
         * after the B-tree signature.
         */
        H5B_subid_t subtype = (H5B_subid_t)sig[H5_SIZEOF_MAGIC];
        unsigned    ndims;
        uint32_t    dim[H5O_LAYOUT_NDIMS];

        switch(subtype) {
            case H5B_SNODE_ID:
                /* Check for extra parameters */
                if(extra == 0) {
                    HDfprintf(stderr, "\nWarning: Providing the group's local heap address will give more information\n");
                    HDfprintf(stderr, "B-tree symbol table node usage:\n");
                    HDfprintf(stderr, "\th5debug <filename> <B-tree node address> <address of local heap>\n\n");
                    HDexit(4);
                } /* end if */

                status = H5G_node_debug(f, addr, stdout, 0, VCOL, extra);
                break;

            case H5B_CHUNK_ID:
                /* Check for extra parameters */
                if(extra == 0) {
                    HDfprintf(stderr, "ERROR: Need number of dimensions of chunk in order to dump chunk B-tree node\n");
                    HDfprintf(stderr, "B-tree chunked storage node usage:\n");
                    HDfprintf(stderr, "\th5debug <filename> <B-tree node address> <# of dimensions> <slowest chunk dim>...<fastest chunk dim>\n");
                    HDexit(4);
                } /* end if */

                /* Build array of chunk dimensions */
                ndims = (unsigned)extra;
                dim[0] = (uint32_t)extra2;
                if(ndims > 1)
                    dim[1] = (uint32_t)extra3;
                if(ndims > 2)
                    dim[2] = (uint32_t)extra4;

                /* Check for dimension error */
                if(ndims > 3) {
                    HDfprintf(stderr, "ERROR: Only 3 dimensions support currently (fix h5debug)\n");
                    HDfprintf(stderr, "B-tree chunked storage node usage:\n");
                    HDfprintf(stderr, "\th5debug <filename> <B-tree node address> <# of dimensions> <slowest chunk dim>...<fastest chunk dim>\n");
                    HDexit(4);
                } /* end for */
                for(u = 0; u < ndims; u++)
                    if(0 == dim[u]) {
                        HDfprintf(stderr, "ERROR: Chunk dimensions should be >0\n");
                        HDfprintf(stderr, "B-tree chunked storage node usage:\n");
                        HDfprintf(stderr, "\th5debug <filename> <B-tree node address> <# of dimensions> <slowest chunk dim>...<fastest chunk dim>\n");
                        HDexit(4);
                    } /* end if */

                /* Set the last dimension (the element size) to zero */
                dim[ndims] = 0;

                status = H5D_btree_debug(f, addr, stdout, 0, VCOL, ndims, dim);
                break;

            case H5B_NUM_BTREE_ID:
            default:
                HDfprintf(stderr, "Unknown v1 B-tree subtype %u\n", (unsigned)(subtype));
                HDexit(4);
        }

    } else if(!HDmemcmp(sig, H5B2_HDR_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a v2 B-tree header.
         */
        const H5B2_class_t *cls = get_H5B2_class(sig);
        HDassert(cls);

	    if((cls == H5D_BT2 || cls == H5D_BT2_FILT) && extra == 0) {
            HDfprintf(stderr, "ERROR: Need v2 B-tree header address and object header address containing the layout message in order to dump header\n");
            HDfprintf(stderr, "v2 B-tree hdr usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <v2 B-tree header address> <object header address>\n");
            HDexit(4);
	    } /* end if */

        status = H5B2__hdr_debug(f, addr, stdout, 0, VCOL, cls, (haddr_t)extra);

    } else if(!HDmemcmp(sig, H5B2_INT_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a v2 B-tree internal node.
         */
        const H5B2_class_t *cls = get_H5B2_class(sig);
        HDassert(cls);

        /* Check for enough valid parameters */
	if((cls == H5D_BT2 || cls == H5D_BT2_FILT) &&
	   (extra == 0 || extra2 == 0 || extra3 == 0 || extra4 == 0)) {

            fprintf(stderr, "ERROR: Need v2 B-tree header address, the node's number of records, depth, and object header address containing the layout message in order to dump internal node\n");
            fprintf(stderr, "NOTE: Leaf nodes are depth 0, the internal nodes above them are depth 1, etc.\n");
            fprintf(stderr, "v2 B-tree internal node usage:\n");
            fprintf(stderr, "\th5debug <filename> <internal node address> <v2 B-tree header address> <number of records> <depth> <object header address>\n");
            HDexit(4);

        } else if(extra == 0 || extra2 == 0 || extra3 == 0) {
            HDfprintf(stderr, "ERROR: Need v2 B-tree header address and the node's number of records and depth in order to dump internal node\n");
            HDfprintf(stderr, "NOTE: Leaf nodes are depth 0, the internal nodes above them are depth 1, etc.\n");
            HDfprintf(stderr, "v2 B-tree internal node usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <internal node address> <v2 B-tree header address> <number of records> <depth>\n");
            HDexit(4);
        } /* end if */

        status = H5B2__int_debug(f, addr, stdout, 0, VCOL, cls, extra, (unsigned)extra2, (unsigned)extra3, (haddr_t)extra4);

    } else if(!HDmemcmp(sig, H5B2_LEAF_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a v2 B-tree leaf node.
         */
        const H5B2_class_t *cls = get_H5B2_class(sig);
        HDassert(cls);

        /* Check for enough valid parameters */
	if((cls == H5D_BT2 || cls == H5D_BT2_FILT) &&
	   (extra == 0 || extra2 == 0 || extra3 == 0 )) {

            fprintf(stderr, "ERROR: Need v2 B-tree header address, number of records, and object header address containing the layout message in order to dump leaf node\n");
            fprintf(stderr, "v2 B-tree leaf node usage:\n");
            fprintf(stderr, "\th5debug <filename> <leaf node address> <v2 B-tree header address> <number of records> <object header address>\n");
            HDexit(4);

        } else if(extra == 0 || extra2 == 0) {
            HDfprintf(stderr, "ERROR: Need v2 B-tree header address and number of records in order to dump leaf node\n");
            HDfprintf(stderr, "v2 B-tree leaf node usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <leaf node address> <v2 B-tree header address> <number of records>\n");
            HDexit(4);
        } /* end if */

        status = H5B2__leaf_debug(f, addr, stdout, 0, VCOL, cls, extra, (unsigned)extra2, (haddr_t)extra3);

    } else if(!HDmemcmp(sig, H5HF_HDR_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a fractal heap header.
         */
        status = H5HF_hdr_debug(f, addr, stdout, 0, VCOL);

    } else if(!HDmemcmp(sig, H5HF_DBLOCK_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a fractal heap direct block.
         */

        /* Check for enough valid parameters */
        if(extra == 0 || extra2 == 0) {
            HDfprintf(stderr, "ERROR: Need fractal heap header address and size of direct block in order to dump direct block\n");
            HDfprintf(stderr, "Fractal heap direct block usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <direct block address> <heap header address> <size of direct block>\n");
            HDexit(4);
        } /* end if */

        status = H5HF_dblock_debug(f, addr, stdout, 0, VCOL, extra, (size_t)extra2);

    } else if(!HDmemcmp(sig, H5HF_IBLOCK_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a fractal heap indirect block.
         */

        /* Check for enough valid parameters */
        if(extra == 0 || extra2 == 0) {
            HDfprintf(stderr, "ERROR: Need fractal heap header address and number of rows in order to dump indirect block\n");
            HDfprintf(stderr, "Fractal heap indirect block usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <indirect block address> <heap header address> <number of rows>\n");
            HDexit(4);
        } /* end if */

        status = H5HF_iblock_debug(f, addr, stdout, 0, VCOL, extra, (unsigned)extra2);

    } else if(!HDmemcmp(sig, H5FS_HDR_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a free space header.
         */

        status = H5FS_debug(f, addr, stdout, 0, VCOL);

    } else if(!HDmemcmp(sig, H5FS_SINFO_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug free space serialized sections.
         */

        /* Check for enough valid parameters */
        if(extra == 0 || extra2 == 0) {
            HDfprintf(stderr, "ERROR: Need free space header address and client address in order to dump serialized sections\n");
            HDfprintf(stderr, "Free space serialized sections usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <serialized sections address> <free space header address> <client address>\n");
            HDexit(4);
        } /* end if */

        status = H5FS_sects_debug(f, addr, stdout, 0, VCOL, extra, extra2);

    } else if(!HDmemcmp(sig, H5SM_TABLE_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug shared message master table.
         */

        status = H5SM_table_debug(f, addr, stdout, 0, VCOL, (unsigned) UFAIL, (unsigned) UFAIL);

    } else if(!HDmemcmp(sig, H5SM_LIST_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug shared message list index.
         */

        /* Check for enough valid parameters */
        if(extra == 0) {
            HDfprintf(stderr, "ERROR: Need shared message header address in order to shared message list\n");
            HDfprintf(stderr, "Shared message list usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <shared message list address> <shared message header address>\n");
            HDexit(4);
        } /* end if */

        status = H5SM_list_debug(f, addr, stdout, 0, VCOL, (haddr_t)extra);

    } else if(!HDmemcmp(sig, H5EA_HDR_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug an extensible aray header.
         */
        const H5EA_class_t *cls = get_H5EA_class(sig);
        HDassert(cls);

        /* Check for enough valid parameters */
        if(extra == 0) {
            HDfprintf(stderr, "ERROR: Need object header address containing the layout message in order to dump header\n");
            HDfprintf(stderr, "Extensible array header block usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <Extensible Array header address> <object header address>\n");
            HDexit(4);
        } /* end if */

        status = H5EA__hdr_debug(f, addr, stdout, 0, VCOL, cls, extra);

    } else if(!HDmemcmp(sig, H5EA_IBLOCK_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug an extensible aray index block.
         */
        const H5EA_class_t *cls = get_H5EA_class(sig);
        HDassert(cls);

        /* Check for enough valid parameters */
        if(extra == 0 || extra2 == 0) {
            HDfprintf(stderr, "ERROR: Need extensible array header address and object header address containing the layout message in order to dump index block\n");
            HDfprintf(stderr, "Extensible array index block usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <index block address> <array header address> <object header address\n");
            HDexit(4);
        } /* end if */

        status = H5EA__iblock_debug(f, addr, stdout, 0, VCOL, cls, extra, extra2);

    } else if(!HDmemcmp(sig, H5EA_SBLOCK_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug an extensible aray super block.
         */
        const H5EA_class_t *cls = get_H5EA_class(sig);
        HDassert(cls);

        /* Check for enough valid parameters */
        if(extra == 0 || extra2 == 0 || extra3 == 0) {
            HDfprintf(stderr, "ERROR: Need extensible array header address, super block index and object header address containing the layout message in order to dump super block\n");
            HDfprintf(stderr, "Extensible array super block usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <super block address> <array header address> <super block index> <object header address>\n");
            HDexit(4);
        } /* end if */

        status = H5EA__sblock_debug(f, addr, stdout, 0, VCOL, cls, extra, (unsigned)extra2, extra3);

    } else if(!HDmemcmp(sig, H5EA_DBLOCK_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug an extensible aray data block.
         */
        const H5EA_class_t *cls = get_H5EA_class(sig);
        HDassert(cls);

        /* Check for enough valid parameters */
        if(extra == 0 || extra2 == 0 || extra3 == 0) {
            HDfprintf(stderr, "ERROR: Need extensible array header address, # of elements in data block and object header address containing the layout message in order to dump data block\n");
            HDfprintf(stderr, "Extensible array data block usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <data block address> <array header address> <# of elements in data block> <object header address\n");
            HDexit(4);
        } /* end if */

        status = H5EA__dblock_debug(f, addr, stdout, 0, VCOL, cls, extra, (size_t)extra2, extra3);

    } else if(!HDmemcmp(sig, H5FA_HDR_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a fixed array header.
         */
        const H5FA_class_t *cls = get_H5FA_class(sig);
        HDassert(cls);

        /* Check for enough valid parameters */
        if(extra == 0) {
            HDfprintf(stderr, "ERROR: Need object header address containing the layout message in order to dump header\n");
            HDfprintf(stderr, "Fixed array header block usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <Fixed Array header address> <object header address>\n");
            HDexit(4);
        } /* end if */

        status = H5FA__hdr_debug(f, addr, stdout, 0, VCOL, cls, extra);

    } else if(!HDmemcmp(sig, H5FA_DBLOCK_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug a fixed array data block.
         */
        const H5FA_class_t *cls = get_H5FA_class(sig);
        HDassert(cls);

        /* Check for enough valid parameters */
        if(extra == 0 || extra2 == 0) {
            HDfprintf(stderr, "ERROR: Need fixed array header address and object header address containing the layout message in order to dump data block\n");
            HDfprintf(stderr, "fixed array data block usage:\n");
            HDfprintf(stderr, "\th5debug <filename> <data block address> <array header address> <object header address>\n");
            HDexit(4);
        } /* end if */

        status = H5FA__dblock_debug(f, addr, stdout, 0, VCOL, cls, extra, extra2);

    } else if(!HDmemcmp(sig, H5O_HDR_MAGIC, (size_t)H5_SIZEOF_MAGIC)) {
        /*
         * Debug v2 object header (which have signatures).
         */

        status = H5O_debug(f, addr, stdout, 0, VCOL);

    } else if(sig[0] == H5O_VERSION_1) {
        /*
         * This could be a v1 object header.  Since they don't have a signature
         * it's a somewhat "ify" detection.
         */
        status = H5O_debug(f, addr, stdout, 0, VCOL);

    } else {
        /*
         * Got some other unrecognized signature.
         */
        printf("%-*s ", VCOL, "Signature:");
        for (u = 0; u < sizeof(sig); u++) {
            if (sig[u] > ' ' && sig[u] <= '~' && '\\' != sig[u])
                HDputchar(sig[u]);
            else if ('\\' == sig[u]) {
                HDputchar('\\');
                HDputchar('\\');
            } else
                printf("\\%03o", sig[u]);
        }
        HDputchar('\n');

        HDfprintf(stderr, "unknown signature\n");
        HDexit(4);
    } /* end else */

    /* Check for an error when dumping information */
    if(status < 0) {
        HDfprintf(stderr, "An error occurred!\n");
        H5Eprint2(H5E_DEFAULT, stderr);
        HDexit(5);
    } /* end if */

    H5Pclose(fapl);
    H5Fclose(fid);

    /* Pop API context */
    if(api_ctx_pushed) H5CX_pop();

    H5Eset_auto2(H5E_DEFAULT, func, edata);

    return 0;
} /* main() */