summaryrefslogtreecommitdiffstats
path: root/src/H5Fprivate.h
blob: b9ed163b3b93ad6851db689787d42a37e5645f1f (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
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * 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.                                                        *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*
 * This file contains macros & information for file access
 */

#ifndef _H5Fprivate_H
#define _H5Fprivate_H

/* Early typedefs to avoid circular dependencies */
typedef struct H5F_t H5F_t;

/* Include package's public header */
#include "H5Fpublic.h"

/* Public headers needed by this file */
#include "H5FDpublic.h"        /* File drivers                */

/* Private headers needed by this file */
#ifdef H5_HAVE_PARALLEL
#include "H5Pprivate.h"        /* Property lists            */
#endif /* H5_HAVE_PARALLEL */
#include "H5VMprivate.h"        /* Vectors and arrays */


/**************************/
/* Library Private Macros */
/**************************/

/*
 * Encode and decode macros for file meta-data.
 * Currently, all file meta-data is little-endian.
 */

#  define INT16ENCODE(p, i) {                              \
   *(p) = (uint8_t)( (unsigned)(i)     & 0xff); (p)++;              \
   *(p) = (uint8_t)(((unsigned)(i) >> 8) & 0xff); (p)++;              \
}

#  define UINT16ENCODE(p, i) {                              \
   *(p) = (uint8_t)( (unsigned)(i)     & 0xff); (p)++;              \
   *(p) = (uint8_t)(((unsigned)(i) >> 8) & 0xff); (p)++;              \
}

#  define INT32ENCODE(p, i) {                              \
   *(p) = (uint8_t)( (uint32_t)(i)      & 0xff); (p)++;              \
   *(p) = (uint8_t)(((uint32_t)(i) >>  8) & 0xff); (p)++;              \
   *(p) = (uint8_t)(((uint32_t)(i) >> 16) & 0xff); (p)++;              \
   *(p) = (uint8_t)(((uint32_t)(i) >> 24) & 0xff); (p)++;              \
}

#  define UINT32ENCODE(p, i) {                              \
   *(p) = (uint8_t)( (i)        & 0xff); (p)++;                      \
   *(p) = (uint8_t)(((i) >>  8) & 0xff); (p)++;                      \
   *(p) = (uint8_t)(((i) >> 16) & 0xff); (p)++;                      \
   *(p) = (uint8_t)(((i) >> 24) & 0xff); (p)++;                      \
}

/* Encode an unsigned integer into a variable-sized buffer */
/* (Assumes that the high bits of the integer are zero) */
#  define ENCODE_VAR(p, typ, n, l) {                          \
   typ _n = (n);                                  \
   size_t _i;                                      \
   uint8_t *_p = (uint8_t*)(p);                              \
                                        \
   for(_i = 0; _i < l; _i++, _n >>= 8)                          \
      *_p++ = (uint8_t)(_n & 0xff);                          \
   (p) = (uint8_t*)(p) + l;                              \
}

/* Encode a 32-bit unsigned integer into a variable-sized buffer */
/* (Assumes that the high bits of the integer are zero) */
#  define UINT32ENCODE_VAR(p, n, l)     ENCODE_VAR(p, uint32_t, n, l)

#  define INT64ENCODE(p, n) {                              \
   int64_t _n = (n);                                  \
   size_t _i;                                      \
   uint8_t *_p = (uint8_t*)(p);                              \
                                        \
   for (_i = 0; _i < sizeof(int64_t); _i++, _n >>= 8)                  \
      *_p++ = (uint8_t)(_n & 0xff);                          \
   for (/*void*/; _i < 8; _i++)                              \
      *_p++ = (n) < 0 ? 0xff : 0;                          \
   (p) = (uint8_t*)(p)+8;                              \
}

#  define UINT64ENCODE(p, n) {                              \
   uint64_t _n = (n);                                  \
   size_t _i;                                      \
   uint8_t *_p = (uint8_t*)(p);                              \
                                        \
   for (_i = 0; _i < sizeof(uint64_t); _i++, _n >>= 8)                  \
      *_p++ = (uint8_t)(_n & 0xff);                          \
   for (/*void*/; _i < 8; _i++)                              \
      *_p++ = 0;                                  \
   (p) = (uint8_t*)(p) + 8;                              \
}

/* Encode a 64-bit unsigned integer into a variable-sized buffer */
/* (Assumes that the high bits of the integer are zero) */
#  define UINT64ENCODE_VAR(p, n, l)     ENCODE_VAR(p, uint64_t, n, l)

/* Encode a 64-bit unsigned integer and its length into a variable-sized buffer */
/* (Assumes that the high bits of the integer are zero) */
#  define UINT64ENCODE_VARLEN(p, n) {                          \
   uint64_t __n = (uint64_t)(n);                                  \
   unsigned _s = H5VM_limit_enc_size(__n);                      \
                                        \
   *(p)++ = (uint8_t)_s;                              \
   UINT64ENCODE_VAR(p, __n, _s);                              \
}

#  define H5_ENCODE_UNSIGNED(p, n) {                          \
    HDcompile_assert(sizeof(unsigned) == sizeof(uint32_t));              \
    UINT32ENCODE(p, n)                                  \
}

/* Assumes the endianness of uint64_t is the same as double */
#  define H5_ENCODE_DOUBLE(p, n) {                          \
    uint64_t _n;                                  \
    size_t _u;                                      \
    uint8_t *_p = (uint8_t*)(p);                          \
                                        \
    HDcompile_assert(sizeof(double) == 8);                      \
    HDcompile_assert(sizeof(double) == sizeof(uint64_t));              \
    HDmemcpy(&_n, &n, sizeof(double));                          \
    for(_u = 0; _u < sizeof(uint64_t); _u++, _n >>= 8)                  \
        *_p++ = (uint8_t)(_n & 0xff);                          \
    (p) = (uint8_t *)(p) + 8;                              \
}

/* DECODE converts little endian bytes pointed by p to integer values and store
 * it in i.  For signed values, need to do sign-extension when converting
 * the last byte which carries the sign bit.
 * The macros does not require i be of a certain byte sizes.  It just requires
 * i be big enough to hold the intended value range.  E.g. INT16DECODE works
 * correctly even if i is actually a 64bit int like in a Cray.
 */

#  define INT16DECODE(p, i) {                              \
   (i)    = (int16_t)((*(p) & 0xff));      (p)++;                      \
   (i) |= (int16_t)(((*(p) & 0xff) << 8) |                                    \
                   ((*(p) & 0x80) ? ~0xffff : 0x0)); (p)++;              \
}

#  define UINT16DECODE(p, i) {                              \
   (i)    = (uint16_t) (*(p) & 0xff);      (p)++;                  \
   (i) |= (uint16_t)((*(p) & 0xff) << 8); (p)++;                  \
}

#  define INT32DECODE(p, i) {                              \
   (i)    = ((int32_t)(*(p) & (unsigned)0xff));      (p)++;              \
   (i) |= ((int32_t)(*(p) & (unsigned)0xff) <<  8); (p)++;              \
   (i) |= ((int32_t)(*(p) & (unsigned)0xff) << 16); (p)++;              \
   (i) |= ((int32_t)(((*(p) & (unsigned)0xff) << 24) |                        \
                   ((*(p) & (unsigned)0x80) ? (unsigned)(~0xffffffff) : (unsigned)0x0))); (p)++; \
}

#  define UINT32DECODE(p, i) {                              \
   (i)    =  (uint32_t)(*(p) & 0xff);       (p)++;                  \
   (i) |= ((uint32_t)(*(p) & 0xff) <<  8); (p)++;                  \
   (i) |= ((uint32_t)(*(p) & 0xff) << 16); (p)++;                  \
   (i) |= ((uint32_t)(*(p) & 0xff) << 24); (p)++;                  \
}

/* Decode a variable-sized buffer */
/* (Assumes that the high bits of the integer will be zero) */
#  define DECODE_VAR(p, n, l) {                              \
   size_t _i;                                      \
                                        \
   n = 0;                                      \
   (p) += l;                                      \
   for (_i = 0; _i < l; _i++)                              \
      n = (n << 8) | *(--p);                              \
   (p) += l;                                      \
}

/* Decode a variable-sized buffer into a 32-bit unsigned integer */
/* (Assumes that the high bits of the integer will be zero) */
#  define UINT32DECODE_VAR(p, n, l)     DECODE_VAR(p, n, l)

#  define INT64DECODE(p, n) {                              \
   /* WE DON'T CHECK FOR OVERFLOW! */                          \
   size_t _i;                                      \
                                        \
   n = 0;                                      \
   (p) += 8;                                      \
   for (_i = 0; _i < sizeof(int64_t); _i++)                          \
      n = (n << 8) | *(--p);                              \
   (p) += 8;                                      \
}

#  define UINT64DECODE(p, n) {                              \
   /* WE DON'T CHECK FOR OVERFLOW! */                          \
   size_t _i;                                      \
                                        \
   n = 0;                                      \
   (p) += 8;                                      \
   for (_i = 0; _i < sizeof(uint64_t); _i++)                      \
      n = (n << 8) | *(--p);                              \
   (p) += 8;                                      \
}

/* Decode a variable-sized buffer into a 64-bit unsigned integer */
/* (Assumes that the high bits of the integer will be zero) */
#  define UINT64DECODE_VAR(p, n, l)     DECODE_VAR(p, n, l)

/* Decode a 64-bit unsigned integer and its length from a variable-sized buffer */
/* (Assumes that the high bits of the integer will be zero) */
#  define UINT64DECODE_VARLEN(p, n) {                          \
   unsigned _s = *(p)++;                              \
                                        \
   UINT64DECODE_VAR(p, n, _s);                              \
}

#  define H5_DECODE_UNSIGNED(p, n) {                          \
    HDcompile_assert(sizeof(unsigned) == sizeof(uint32_t));              \
    UINT32DECODE(p, n)                                  \
}

/* Assumes the endianness of uint64_t is the same as double */
#  define H5_DECODE_DOUBLE(p, n) {                          \
    uint64_t _n;                                  \
    size_t _u;                                      \
                                        \
    HDcompile_assert(sizeof(double) == 8);                      \
    HDcompile_assert(sizeof(double) == sizeof(uint64_t));              \
    _n = 0;                                      \
    (p) += 8;                                      \
    for(_u = 0; _u < sizeof(uint64_t); _u++)                      \
        _n = (_n << 8) | *(--p);                          \
    HDmemcpy(&(n), &_n, sizeof(double));                          \
    (p) += 8;                                      \
}

/* Address-related macros */
#define H5F_addr_overflow(X,Z)    (HADDR_UNDEF==(X) ||                  \
                HADDR_UNDEF==(X)+(haddr_t)(Z) ||          \
                (X)+(haddr_t)(Z)<(X))
#define H5F_addr_defined(X)    ((X)!=HADDR_UNDEF)
/* The H5F_addr_eq() macro guarantees that Y is not HADDR_UNDEF by making
 * certain that X is not HADDR_UNDEF and then checking that X equals Y
 */
#define H5F_addr_eq(X,Y)    ((X)!=HADDR_UNDEF &&                  \
                (X)==(Y))
#define H5F_addr_ne(X,Y)    (!H5F_addr_eq((X),(Y)))
#define H5F_addr_lt(X,Y)     ((X)!=HADDR_UNDEF &&                  \
                (Y)!=HADDR_UNDEF &&                  \
                (X)<(Y))
#define H5F_addr_le(X,Y)    ((X)!=HADDR_UNDEF &&                  \
                (Y)!=HADDR_UNDEF &&                  \
                (X)<=(Y))
#define H5F_addr_gt(X,Y)    ((X)!=HADDR_UNDEF &&                  \
                (Y)!=HADDR_UNDEF &&                  \
                (X)>(Y))
#define H5F_addr_ge(X,Y)    ((X)!=HADDR_UNDEF &&                  \
                (Y)!=HADDR_UNDEF &&                  \
                (X)>=(Y))
#define H5F_addr_cmp(X,Y)    (H5F_addr_eq((X), (Y)) ? 0 :              \
                (H5F_addr_lt((X), (Y)) ? -1 : 1))
#define H5F_addr_pow2(N)    ((haddr_t)1<<(N))
#define H5F_addr_overlap(O1,L1,O2,L2) (((O1) < (O2) && ((O1) + (L1)) > (O2)) || \
                                 ((O1) >= (O2) && (O1) < ((O2) + (L2))))

/* If the module using this macro is allowed access to the private variables, access them directly */
#ifdef H5F_MODULE
#define H5F_LOW_BOUND(F)        ((F)->shared->low_bound)
#define H5F_HIGH_BOUND(F)       ((F)->shared->high_bound)
#define H5F_INTENT(F)           ((F)->shared->flags)
#define H5F_OPEN_NAME(F)        ((F)->open_name)
#define H5F_ACTUAL_NAME(F)      ((F)->actual_name)
#define H5F_EXTPATH(F)          ((F)->extpath)
#define H5F_SHARED(F)           ((F)->shared)
#define H5F_SAME_SHARED(F1, F2) ((F1)->shared == (F2)->shared)
#define H5F_NOPEN_OBJS(F)       ((F)->nopen_objs)
#define H5F_INCR_NOPEN_OBJS(F)  ((F)->nopen_objs++)
#define H5F_DECR_NOPEN_OBJS(F)  ((F)->nopen_objs--)
#define H5F_ID_EXISTS(F)        ((F)->id_exists)
#define H5F_PARENT(F)           ((F)->parent)
#define H5F_NMOUNTS(F)          ((F)->nmounts)
#define H5F_GET_READ_ATTEMPTS(F) ((F)->shared->read_attempts)
#define H5F_DRIVER_ID(F)        ((F)->shared->lf->driver_id)
#define H5F_GET_FILENO(F,FILENUM) ((FILENUM) = (F)->shared->lf->fileno)
#define H5F_HAS_FEATURE(F,FL)   ((F)->shared->lf->feature_flags & (FL))
#define H5F_BASE_ADDR(F)        ((F)->shared->sblock->base_addr)
#define H5F_SYM_LEAF_K(F)       ((F)->shared->sblock->sym_leaf_k)
#define H5F_KVALUE(F,T)         ((F)->shared->sblock->btree_k[(T)->id])
#define H5F_NREFS(F)            ((F)->shared->nrefs)
#define H5F_SIZEOF_ADDR(F)      ((F)->shared->sizeof_addr)
#define H5F_SIZEOF_SIZE(F)      ((F)->shared->sizeof_size)
#define H5F_SOHM_ADDR(F)        ((F)->shared->sohm_addr)
#define H5F_SET_SOHM_ADDR(F, A) ((F)->shared->sohm_addr = (A))
#define H5F_SOHM_VERS(F)        ((F)->shared->sohm_vers)
#define H5F_SET_SOHM_VERS(F, V) ((F)->shared->sohm_vers = (V))
#define H5F_SOHM_NINDEXES(F)    ((F)->shared->sohm_nindexes)
#define H5F_SET_SOHM_NINDEXES(F, N) ((F)->shared->sohm_nindexes = (N))
#define H5F_FCPL(F)             ((F)->shared->fcpl_id)
#define H5F_GET_FC_DEGREE(F)    ((F)->shared->fc_degree)
#define H5F_EVICT_ON_CLOSE(F)   ((F)->shared->evict_on_close)
#define H5F_RDCC_NSLOTS(F)      ((F)->shared->rdcc_nslots)
#define H5F_RDCC_NBYTES(F)      ((F)->shared->rdcc_nbytes)
#define H5F_RDCC_W0(F)          ((F)->shared->rdcc_w0)
#define H5F_SIEVE_BUF_SIZE(F)   ((F)->shared->sieve_buf_size)
#define H5F_GC_REF(F)           ((F)->shared->gc_ref)
#define H5F_STORE_MSG_CRT_IDX(F)    ((F)->shared->store_msg_crt_idx)
#define H5F_SET_STORE_MSG_CRT_IDX(F, FL)    ((F)->shared->store_msg_crt_idx = (FL))
#define H5F_GRP_BTREE_SHARED(F) ((F)->shared->grp_btree_shared)
#define H5F_SET_GRP_BTREE_SHARED(F, RC) (((F)->shared->grp_btree_shared = (RC)) ? SUCCEED : FAIL)
#define H5F_USE_TMP_SPACE(F)    ((F)->shared->fs.use_tmp_space)
#define H5F_IS_TMP_ADDR(F, ADDR) (H5F_addr_le((F)->shared->fs.tmp_addr, (ADDR)))
#ifdef H5_HAVE_PARALLEL
#define H5F_COLL_MD_READ(F)     ((F)->coll_md_read)
#endif /* H5_HAVE_PARALLEL */
#define H5F_USE_MDC_LOGGING(F)  ((F)->shared->use_mdc_logging)
#define H5F_START_MDC_LOG_ON_ACCESS(F)  ((F)->shared->start_mdc_log_on_access)
#define H5F_MDC_LOG_LOCATION(F) ((F)->shared->mdc_log_location)
#define H5F_ALIGNMENT(F)       ((F)->shared->alignment)
#define H5F_THRESHOLD(F)       ((F)->shared->threshold)
#define H5F_PGEND_META_THRES(F) ((F)->shared->fs.pgend_meta_thres)
#define H5F_POINT_OF_NO_RETURN(F) ((F)->shared->fs.point_of_no_return)
#define H5F_FIRST_ALLOC_DEALLOC(F) ((F)->shared->first_alloc_dealloc)
#define H5F_EOA_PRE_FSM_FSALLOC(F) ((F)->shared->eoa_pre_fsm_fsalloc)
#define H5F_GET_MIN_DSET_OHDR(F) ((F)->shared->crt_dset_min_ohdr_flag)
#define H5F_SET_MIN_DSET_OHDR(F, V) ((F)->shared->crt_dset_min_ohdr_flag = (V))
#else /* H5F_MODULE */
#define H5F_LOW_BOUND(F)        (H5F_get_low_bound(F))
#define H5F_HIGH_BOUND(F)       (H5F_get_high_bound(F))
#define H5F_INTENT(F)           (H5F_get_intent(F))
#define H5F_OPEN_NAME(F)        (H5F_get_open_name(F))
#define H5F_ACTUAL_NAME(F)      (H5F_get_actual_name(F))
#define H5F_EXTPATH(F)          (H5F_get_extpath(F))
#define H5F_SHARED(F)           (H5F_get_shared(F))
#define H5F_SAME_SHARED(F1, F2) (H5F_same_shared((F1), (F2)))
#define H5F_NOPEN_OBJS(F)       (H5F_get_nopen_objs(F))
#define H5F_INCR_NOPEN_OBJS(F)  (H5F_incr_nopen_objs(F))
#define H5F_DECR_NOPEN_OBJS(F)  (H5F_decr_nopen_objs(F))
#define H5F_ID_EXISTS(F)        (H5F_file_id_exists(F))
#define H5F_PARENT(F)           (H5F_get_parent(F))
#define H5F_NMOUNTS(F)          (H5F_get_nmounts(F))
#define H5F_GET_READ_ATTEMPTS(F) (H5F_get_read_attempts(F))
#define H5F_DRIVER_ID(F)        (H5F_get_driver_id(F))
#define H5F_GET_FILENO(F,FILENUM) (H5F_get_fileno((F), &(FILENUM)))
#define H5F_HAS_FEATURE(F,FL)   (H5F_has_feature(F,FL))
#define H5F_BASE_ADDR(F)        (H5F_get_base_addr(F))
#define H5F_SYM_LEAF_K(F)       (H5F_sym_leaf_k(F))
#define H5F_KVALUE(F,T)         (H5F_Kvalue(F,T))
#define H5F_NREFS(F)        (H5F_get_nrefs(F))
#define H5F_SIZEOF_ADDR(F)      (H5F_sizeof_addr(F))
#define H5F_SIZEOF_SIZE(F)      (H5F_sizeof_size(F))
#define H5F_SOHM_ADDR(F)        (H5F_get_sohm_addr(F))
#define H5F_SET_SOHM_ADDR(F, A) (H5F_set_sohm_addr((F), (A)))
#define H5F_SOHM_VERS(F)        (H5F_get_sohm_vers(F))
#define H5F_SET_SOHM_VERS(F, V) (H5F_set_sohm_vers((F), (V)))
#define H5F_SOHM_NINDEXES(F)    (H5F_get_sohm_nindexes(F))
#define H5F_SET_SOHM_NINDEXES(F, N) (H5F_set_sohm_nindexes((F), (N)))
#define H5F_FCPL(F)             (H5F_get_fcpl(F))
#define H5F_GET_FC_DEGREE(F)    (H5F_get_fc_degree(F))
#define H5F_EVICT_ON_CLOSE(F)   (H5F_get_evict_on_close(F))
#define H5F_RDCC_NSLOTS(F)      (H5F_rdcc_nslots(F))
#define H5F_RDCC_NBYTES(F)      (H5F_rdcc_nbytes(F))
#define H5F_RDCC_W0(F)          (H5F_rdcc_w0(F))
#define H5F_SIEVE_BUF_SIZE(F)   (H5F_sieve_buf_size(F))
#define H5F_GC_REF(F)           (H5F_gc_ref(F))
#define H5F_STORE_MSG_CRT_IDX(F) (H5F_store_msg_crt_idx(F))
#define H5F_SET_STORE_MSG_CRT_IDX(F, FL)    (H5F_set_store_msg_crt_idx((F), (FL)))
#define H5F_GRP_BTREE_SHARED(F) (H5F_grp_btree_shared(F))
#define H5F_SET_GRP_BTREE_SHARED(F, RC) (H5F_set_grp_btree_shared((F), (RC)))
#define H5F_USE_TMP_SPACE(F)    (H5F_use_tmp_space(F))
#define H5F_IS_TMP_ADDR(F, ADDR) (H5F_is_tmp_addr((F), (ADDR)))
#ifdef H5_HAVE_PARALLEL
#define H5F_COLL_MD_READ(F)     (H5F_coll_md_read(F))
#endif /* H5_HAVE_PARALLEL */
#define H5F_USE_MDC_LOGGING(F)  (H5F_use_mdc_logging(F))
#define H5F_START_MDC_LOG_ON_ACCESS(F)  (H5F_start_mdc_log_on_access(F))
#define H5F_MDC_LOG_LOCATION(F) (H5F_mdc_log_location(F))
#define H5F_ALIGNMENT(F)        (H5F_get_alignment(F))
#define H5F_THRESHOLD(F)        (H5F_get_threshold(F))
#define H5F_PGEND_META_THRES(F) (H5F_get_pgend_meta_thres(F))
#define H5F_POINT_OF_NO_RETURN(F) (H5F_get_point_of_no_return(F))
#define H5F_FIRST_ALLOC_DEALLOC(F) (H5F_get_first_alloc_dealloc(F))
#define H5F_EOA_PRE_FSM_FSALLOC(F) (H5F_get_eoa_pre_fsm_fsalloc(F))
#define H5F_GET_MIN_DSET_OHDR(F) (H5F_get_min_dset_ohdr(F))
#define H5F_SET_MIN_DSET_OHDR(F, V) (H5F_set_min_dset_ohdr((F), (V)))
#endif /* H5F_MODULE */


/* Macros to encode/decode offset/length's for storing in the file */
#define H5F_ENCODE_OFFSET(f,p,o) switch(H5F_SIZEOF_ADDR(f)) {              \
    case 4: UINT32ENCODE(p,o); break;                          \
    case 8: UINT64ENCODE(p,o); break;                          \
    case 2: UINT16ENCODE(p,o); break;                          \
}

#define H5F_DECODE_OFFSET(f,p,o) switch (H5F_SIZEOF_ADDR (f)) {              \
    case 4: UINT32DECODE(p, o); break;                          \
    case 8: UINT64DECODE(p, o); break;                          \
    case 2: UINT16DECODE(p, o); break;                          \
}

#define H5F_ENCODE_LENGTH_LEN(p,l,s) switch(s) {                        \
    case 4: UINT32ENCODE(p,l); break;                          \
    case 8: UINT64ENCODE(p,l); break;                          \
    case 2: UINT16ENCODE(p,l); break;                          \
    default: HDassert("bad sizeof size" && 0);                      \
}

#define H5F_ENCODE_LENGTH(f,p,l) H5F_ENCODE_LENGTH_LEN(p,l,H5F_SIZEOF_SIZE(f))

#define H5F_DECODE_LENGTH_LEN(p,l,s) switch(s) {                      \
    case 4: UINT32DECODE(p,l); break;                          \
    case 8: UINT64DECODE(p,l); break;                          \
    case 2: UINT16DECODE(p,l); break;                          \
    default: HDassert("bad sizeof size" && 0);                      \
}

#define H5F_DECODE_LENGTH(f,p,l) H5F_DECODE_LENGTH_LEN(p,l,H5F_SIZEOF_SIZE(f))

/*
 * Macros that check for overflows.  These are somewhat dangerous to fiddle
 * with.
 */
#if (H5_SIZEOF_SIZE_T >= H5_SIZEOF_OFF_T)
#   define H5F_OVERFLOW_SIZET2OFFT(X)                          \
    ((size_t)(X)>=(size_t)((size_t)1<<(8*sizeof(HDoff_t)-1)))
#else
#   define H5F_OVERFLOW_SIZET2OFFT(X) 0
#endif
#if (H5_SIZEOF_HSIZE_T >= H5_SIZEOF_OFF_T)
#   define H5F_OVERFLOW_HSIZET2OFFT(X)                          \
    ((hsize_t)(X) >= (hsize_t)((hsize_t)1 << (8 * sizeof(HDoff_t) - 1)))
#else
#   define H5F_OVERFLOW_HSIZET2OFFT(X) 0
#endif

/* Sizes of object addresses & sizes in the file (in bytes) */
#define H5F_OBJ_ADDR_SIZE   sizeof(haddr_t)
#define H5F_OBJ_SIZE_SIZE   sizeof(hsize_t)

/* File-wide default character encoding can not yet be set via the file
 * creation property list and is always ASCII. */
#define H5F_DEFAULT_CSET H5T_CSET_ASCII

/* ========= File Creation properties ============ */
#define H5F_CRT_USER_BLOCK_NAME      "block_size"       /* Size of the file user block in bytes */
#define H5F_CRT_SYM_LEAF_NAME        "symbol_leaf"      /* 1/2 rank for symbol table leaf nodes */
#define H5F_CRT_SYM_LEAF_DEF         4
#define H5F_CRT_BTREE_RANK_NAME      "btree_rank"       /* 1/2 rank for btree internal nodes    */
#define H5F_CRT_ADDR_BYTE_NUM_NAME   "addr_byte_num"    /* Byte number in an address            */
#define H5F_CRT_OBJ_BYTE_NUM_NAME    "obj_byte_num"     /* Byte number for object size          */
#define H5F_CRT_SUPER_VERS_NAME      "super_version"    /* Version number of the superblock     */
#define H5F_CRT_SHMSG_NINDEXES_NAME  "num_shmsg_indexes" /* Number of shared object header message indexes */
#define H5F_CRT_SHMSG_INDEX_TYPES_NAME "shmsg_message_types" /* Types of message in each index */
#define H5F_CRT_SHMSG_INDEX_MINSIZE_NAME "shmsg_message_minsize" /* Minimum size of messages in each index */
#define H5F_CRT_SHMSG_LIST_MAX_NAME  "shmsg_list_max"   /* Shared message list maximum size */
#define H5F_CRT_SHMSG_BTREE_MIN_NAME "shmsg_btree_min"  /* Shared message B-tree minimum size */
#define H5F_CRT_FILE_SPACE_STRATEGY_NAME "file_space_strategy"  /* File space handling strategy */
#define H5F_CRT_FREE_SPACE_PERSIST_NAME "free_space_persist"      /* Free-space persisting status */
#define H5F_CRT_FREE_SPACE_THRESHOLD_NAME "free_space_threshold"  /* Free space section threshold */
#define H5F_CRT_FILE_SPACE_PAGE_SIZE_NAME "file_space_page_size"  /* File space page size */



/* ========= File Access properties ============ */
#define H5F_ACS_META_CACHE_INIT_CONFIG_NAME    "mdc_initCacheCfg" /* Initial metadata cache resize configuration */
#define H5F_ACS_DATA_CACHE_NUM_SLOTS_NAME       "rdcc_nslots"   /* Size of raw data chunk cache(slots) */
#define H5F_ACS_DATA_CACHE_BYTE_SIZE_NAME       "rdcc_nbytes"   /* Size of raw data chunk cache(bytes) */
#define H5F_ACS_PREEMPT_READ_CHUNKS_NAME        "rdcc_w0"       /* Preemption read chunks first */
#define H5F_ACS_ALIGN_THRHD_NAME                "threshold"     /* Threshold for alignment */
#define H5F_ACS_ALIGN_NAME                      "align"         /* Alignment */
#define H5F_ACS_META_BLOCK_SIZE_NAME            "meta_block_size" /* Minimum metadata allocation block size (when aggregating metadata allocations) */
#define H5F_ACS_SIEVE_BUF_SIZE_NAME             "sieve_buf_size" /* Maximum sieve buffer size (when data sieving is allowed by file driver) */
#define H5F_ACS_SDATA_BLOCK_SIZE_NAME           "sdata_block_size" /* Minimum "small data" allocation block size (when aggregating "small" raw data allocations) */
#define H5F_ACS_GARBG_COLCT_REF_NAME            "gc_ref"        /* Garbage-collect references */
#define H5F_ACS_FILE_DRV_NAME                   "vfd_info" /* File driver ID & info */
#define H5F_ACS_VOL_CONN_NAME                   "vol_connector_info" /* VOL connector ID & info */
#define H5F_ACS_CLOSE_DEGREE_NAME               "close_degree"  /* File close degree */
#define H5F_ACS_FAMILY_OFFSET_NAME              "family_offset" /* Offset position in file for family file driver */
#define H5F_ACS_FAMILY_NEWSIZE_NAME             "family_newsize" /* New member size of family driver.  (private property only used by h5repart) */
#define H5F_ACS_FAMILY_TO_SINGLE_NAME           "family_to_single" /* Whether to convert family to a single-file driver.  (private property only used by h5repart) */
#define H5F_ACS_MULTI_TYPE_NAME                 "multi_type"    /* Data type in multi file driver */
#define H5F_ACS_LIBVER_LOW_BOUND_NAME           "libver_low_bound"     /* 'low' bound of library format versions */
#define H5F_ACS_LIBVER_HIGH_BOUND_NAME          "libver_high_bound"    /* 'high' bound of library format versions */
#define H5F_ACS_WANT_POSIX_FD_NAME              "want_posix_fd" /* Internal: query the file descriptor from the core VFD, instead of the memory address */
#define H5F_ACS_METADATA_READ_ATTEMPTS_NAME     "metadata_read_attempts" /* # of metadata read attempts */
#define H5F_ACS_OBJECT_FLUSH_CB_NAME            "object_flush_cb"      /* Object flush callback */
#define H5F_ACS_EFC_SIZE_NAME                   "efc_size"      /* Size of external file cache */
#define H5F_ACS_FILE_IMAGE_INFO_NAME            "file_image_info" /* struct containing initial file image and callback info */
#define H5F_ACS_CLEAR_STATUS_FLAGS_NAME         "clear_status_flags" /* Whether to clear superblock status_flags (private property only used by h5clear) */
#define H5F_ACS_NULL_FSM_ADDR_NAME              "null_fsm_addr"   /* Nullify addresses of free-space managers */
                                                                  /* Private property used only by h5clear */
#define H5F_ACS_SKIP_EOF_CHECK_NAME             "skip_eof_check"  /* Skip EOF check */
                                                                  /* Private property used only by h5clear */
#define H5F_ACS_USE_MDC_LOGGING_NAME            "use_mdc_logging" /* Whether to use metadata cache logging */
#define H5F_ACS_MDC_LOG_LOCATION_NAME           "mdc_log_location" /* Name of metadata cache log location */
#define H5F_ACS_START_MDC_LOG_ON_ACCESS_NAME    "start_mdc_log_on_access" /* Whether logging starts on file create/open */
#define H5F_ACS_CORE_WRITE_TRACKING_FLAG_NAME   "core_write_tracking_flag" /* Whether or not core VFD backing store write tracking is enabled */
#define H5F_ACS_EVICT_ON_CLOSE_FLAG_NAME        "evict_on_close_flag" /* Whether or not the metadata cache will evict objects on close */
#define H5F_ACS_CORE_WRITE_TRACKING_PAGE_SIZE_NAME "core_write_tracking_page_size" /* The page size in kiB when core VFD write tracking is enabled */
#define H5F_ACS_COLL_MD_WRITE_FLAG_NAME         "collective_metadata_write" /* property indicating whether metadata writes are done collectively or not */
#define H5F_ACS_META_CACHE_INIT_IMAGE_CONFIG_NAME "mdc_initCacheImageCfg" /* Initial metadata cache image creation configuration */
#define H5F_ACS_PAGE_BUFFER_SIZE_NAME           "page_buffer_size" /* the maximum size for the page buffer cache */
#define H5F_ACS_PAGE_BUFFER_MIN_META_PERC_NAME  "page_buffer_min_meta_perc" /* the min metadata percentage for the page buffer cache */
#define H5F_ACS_PAGE_BUFFER_MIN_RAW_PERC_NAME   "page_buffer_min_raw_perc" /* the min raw data percentage for the page buffer cache */

/* ======================== File Mount properties ====================*/
#define H5F_MNT_SYM_LOCAL_NAME         "local"                 /* Whether absolute symlinks local to file. */


#ifdef H5_HAVE_PARALLEL
/* Which process writes metadata */
#define H5_PAR_META_WRITE 0
#endif /* H5_HAVE_PARALLEL */

/* Define the HDF5 file signature */
#define H5F_SIGNATURE      "\211HDF\r\n\032\n"
#define H5F_SIGNATURE_LEN 8

/* Version #'s of the major components of the file format */
#define HDF5_SUPERBLOCK_VERSION_DEF    0    /* The default super block format      */
#define HDF5_SUPERBLOCK_VERSION_1    1    /* Version with non-default B-tree 'K' value */
#define HDF5_SUPERBLOCK_VERSION_2    2    /* Revised version with superblock extension and checksum */
#define HDF5_SUPERBLOCK_VERSION_3    3    /* With file locking and consistency flags (at least this version for SWMR support) */
#define HDF5_SUPERBLOCK_VERSION_LATEST    HDF5_SUPERBLOCK_VERSION_3    /* The maximum super block format    */
#define HDF5_SUPERBLOCK_VERSION_V18_LATEST HDF5_SUPERBLOCK_VERSION_2    /* The latest superblock version for v18 */
#define HDF5_FREESPACE_VERSION            0    /* of the Free-Space Info      */
#define HDF5_OBJECTDIR_VERSION            0    /* of the Object Directory format */
#define HDF5_SHAREDHEADER_VERSION       0    /* of the Shared-Header Info      */
#define HDF5_DRIVERINFO_VERSION_0       0    /* of the Driver Information Block*/

/* B-tree internal 'K' values */
#define HDF5_BTREE_SNODE_IK_DEF         16
#define HDF5_BTREE_CHUNK_IK_DEF         32      /* Note! this value is assumed
                                                    to be 32 for version 0
                                                    of the superblock and
                                                    if it is changed, the code
                                                    must compensate. -QAK
                                                 */
#define HDF5_BTREE_IK_MAX_ENTRIES       65536     /* 2^16 - 2 bytes for storing entries (children) */
                        /* See format specification on version 1 B-trees */

/* Default file space handling strategy */
#define H5F_FILE_SPACE_STRATEGY_DEF            H5F_FSPACE_STRATEGY_FSM_AGGR

/* Default free space section threshold used by free-space managers */
#define H5F_FREE_SPACE_PERSIST_DEF            FALSE

/* Default free space section threshold used by free-space managers */
#define H5F_FREE_SPACE_THRESHOLD_DEF            1

/* For paged aggregation: default file space page size when not set */
#define H5F_FILE_SPACE_PAGE_SIZE_DEF         4096
/* For paged aggregation: minimum value for file space page size */
#define H5F_FILE_SPACE_PAGE_SIZE_MIN         512
/* For paged aggregation: maximum value for file space page size: 1 gigabyte */
#define H5F_FILE_SPACE_PAGE_SIZE_MAX         1024*1024*1024

/* For paged aggregation: drop free-space with size <= this threshold for small meta section */
#define H5F_FILE_SPACE_PGEND_META_THRES  0

/* Default for threshold for alignment (can be set via H5Pset_alignment()) */
#define H5F_ALIGN_DEF            1
/* Default for alignment (can be set via H5Pset_alignment()) */
#define H5F_ALIGN_THRHD_DEF        1
/* Default size for meta data aggregation block (can be set via H5Pset_meta_block_size()) */
#define H5F_META_BLOCK_SIZE_DEF        2048
/* Default size for small data aggregation block (can be set via H5Pset_small_data_block_size()) */
#define H5F_SDATA_BLOCK_SIZE_DEF    2048

/* Check for file using paged aggregation */
#define H5F_PAGED_AGGR(F) (F->shared->fs_strategy == H5F_FSPACE_STRATEGY_PAGE && F->shared->fs_page_size)

/* Metadata read attempt values */
#define H5F_METADATA_READ_ATTEMPTS        1    /* Default # of read attempts for non-SWMR access */
#define H5F_SWMR_METADATA_READ_ATTEMPTS        100    /* Default # of read attempts for SWMR access */


/* Macros to define signatures of all objects in the file */

/* Size of signature information (on disk) */
/* (all on-disk signatures should be this length) */
#define H5_SIZEOF_MAGIC                   4

/* Size of checksum information (on disk) */
/* (all on-disk checksums should be this length) */
#define H5_SIZEOF_CHKSUM                  4

/* v1 B-tree node signature */
#define H5B_MAGIC                       "TREE"

/* v2 B-tree signatures */
#define H5B2_HDR_MAGIC                  "BTHD"          /* Header */
#define H5B2_INT_MAGIC                  "BTIN"          /* Internal node */
#define H5B2_LEAF_MAGIC                 "BTLF"          /* Leaf node */

/* Extensible array signatures */
#define H5EA_HDR_MAGIC                  "EAHD"          /* Header */
#define H5EA_IBLOCK_MAGIC               "EAIB"          /* Index block */
#define H5EA_SBLOCK_MAGIC               "EASB"          /* Super block */
#define H5EA_DBLOCK_MAGIC               "EADB"          /* Data block */

/* Fixed array signatures */
#define H5FA_HDR_MAGIC                  "FAHD"          /* Header */
#define H5FA_DBLOCK_MAGIC               "FADB"          /* Data block */

/* Free space signatures */
#define H5FS_HDR_MAGIC                  "FSHD"          /* Header */
#define H5FS_SINFO_MAGIC                "FSSE"          /* Serialized sections */

/* Symbol table node signature */
#define H5G_NODE_MAGIC                  "SNOD"

/* Fractal heap signatures */
#define H5HF_HDR_MAGIC                  "FRHP"          /* Header */
#define H5HF_IBLOCK_MAGIC               "FHIB"          /* Indirect block */
#define H5HF_DBLOCK_MAGIC               "FHDB"          /* Direct block */

/* Global heap signature */
#define H5HG_MAGIC                      "GCOL"

/* Local heap signature */
#define H5HL_MAGIC                      "HEAP"

/* Object header signatures */
#define H5O_HDR_MAGIC                   "OHDR"          /* Header */
#define H5O_CHK_MAGIC                   "OCHK"          /* Continuation chunk */

/* Shared Message signatures */
#define H5SM_TABLE_MAGIC                "SMTB"          /* Shared Message Table */
#define H5SM_LIST_MAGIC                 "SMLI"          /* Shared Message List */

/****************************/
/* Library Private Typedefs */
/****************************/

/* Forward declarations (for prototypes & type definitions) */
struct H5B_class_t;
struct H5UC_t;
struct H5O_loc_t;
struct H5HG_heap_t;
struct H5VL_class_t;
struct H5P_genplist_t;

/* Forward declarations for anonymous H5F objects */

/* Main file structures */
typedef struct H5F_file_t H5F_file_t;

/* Block aggregation structure */
typedef struct H5F_blk_aggr_t H5F_blk_aggr_t;

/* Structure for object flush callback property (H5Pset_object_flush_cb)*/
typedef struct H5F_object_flush_t {
    H5F_flush_cb_t func;        /* The callback function */
    void *udata;                /* User data */
} H5F_object_flush_t;

/* Concise info about a block of bytes in a file */
typedef struct H5F_block_t {
    haddr_t offset;             /* Offset of the block in the file */
    hsize_t length;             /* Length of the block in the file */
} H5F_block_t;

/* Enum for free space manager state */
typedef enum H5F_fs_state_t {
    H5F_FS_STATE_CLOSED = 0,                /* Free space manager is closed */
    H5F_FS_STATE_OPEN = 1,                  /* Free space manager has been opened */
    H5F_FS_STATE_DELETING = 2               /* Free space manager is being deleted */
} H5F_fs_state_t;

/* For paged aggregation */
/* The values 0 to 6 is the same as H5F_mem_t */
typedef enum H5F_mem_page_t {
    H5F_MEM_PAGE_DEFAULT = 0,       /* Not used */
    H5F_MEM_PAGE_SUPER = 1,
    H5F_MEM_PAGE_BTREE = 2,
    H5F_MEM_PAGE_DRAW = 3,
    H5F_MEM_PAGE_GHEAP = 4,
    H5F_MEM_PAGE_LHEAP = 5,
    H5F_MEM_PAGE_OHDR = 6,
    H5F_MEM_PAGE_LARGE_SUPER = 7,
    H5F_MEM_PAGE_LARGE_BTREE = 8,
    H5F_MEM_PAGE_LARGE_DRAW = 9,
    H5F_MEM_PAGE_LARGE_GHEAP = 10,
    H5F_MEM_PAGE_LARGE_LHEAP = 11,
    H5F_MEM_PAGE_LARGE_OHDR = 12,
    H5F_MEM_PAGE_NTYPES = 13       /* Sentinel value - must be last */
} H5F_mem_page_t;

/* Aliases for H5F_mem_page_t enum values */
#define H5F_MEM_PAGE_META       H5F_MEM_PAGE_SUPER          /* Small-sized meta data */
#define H5F_MEM_PAGE_GENERIC    H5F_MEM_PAGE_LARGE_SUPER    /* Large-sized generic: meta and raw */

/* Type of prefix for opening prefixed files */
typedef enum H5F_prefix_open_t {
    H5F_PREFIX_VDS,             /* Virtual dataset prefix */
    H5F_PREFIX_ELINK            /* External link prefix */
} H5F_prefix_open_t;


/*****************************/
/* Library-private Variables */
/*****************************/


/***************************************/
/* Library-private Function Prototypes */
/***************************************/

/* Private functions */
H5_DLL H5F_t *H5F_open(const char *name, unsigned flags, hid_t fcpl_id, hid_t fapl_id);
H5_DLL herr_t H5F_try_close(H5F_t *f, hbool_t *was_closed/*out*/);
H5_DLL hid_t H5F_get_file_id(hid_t obj_id, H5I_type_t id_type);

/* Functions that retrieve values from the file struct */
H5_DLL H5F_libver_t H5F_get_low_bound(const H5F_t *f);
H5_DLL H5F_libver_t H5F_get_high_bound(const H5F_t *f);
H5_DLL unsigned H5F_get_intent(const H5F_t *f);
H5_DLL char *H5F_get_open_name(const H5F_t *f);
H5_DLL char *H5F_get_actual_name(const H5F_t *f);
H5_DLL char *H5F_get_extpath(const H5F_t *f);
H5_DLL H5F_file_t *H5F_get_shared(const H5F_t *f);
H5_DLL hbool_t H5F_same_shared(const H5F_t *f1, const H5F_t *f2);
H5_DLL unsigned H5F_get_nopen_objs(const H5F_t *f);
H5_DLL unsigned H5F_incr_nopen_objs(H5F_t *f);
H5_DLL unsigned H5F_decr_nopen_objs(H5F_t *f);
H5_DLL hbool_t H5F_file_id_exists(const H5F_t *f);
H5_DLL H5F_t *H5F_get_parent(const H5F_t *f);
H5_DLL unsigned H5F_get_nmounts(const H5F_t *f);
H5_DLL unsigned H5F_get_read_attempts(const H5F_t *f);
H5_DLL hid_t H5F_get_access_plist(H5F_t *f, hbool_t app_ref);
H5_DLL hid_t H5F_get_id(H5F_t *file);
H5_DLL herr_t H5F_get_obj_count(const H5F_t *f, unsigned types, hbool_t app_ref, size_t *obj_id_count_ptr);
H5_DLL herr_t H5F_get_obj_ids(const H5F_t *f, unsigned types, size_t max_objs, hid_t *oid_list, hbool_t app_ref, size_t *obj_id_count_ptr);
H5_DLL hsize_t H5F_get_pgend_meta_thres(const H5F_t *f);
H5_DLL hbool_t H5F_get_point_of_no_return(const H5F_t *f);
H5_DLL hbool_t H5F_get_first_alloc_dealloc(const H5F_t *f);
H5_DLL haddr_t H5F_get_eoa_pre_fsm_fsalloc(const H5F_t *f);
H5_DLL hbool_t H5F_get_min_dset_ohdr(const H5F_t *f);
H5_DLL herr_t H5F_set_min_dset_ohdr(H5F_t *f, hbool_t minimize);

/* Functions than retrieve values set/cached from the superblock/FCPL */
H5_DLL haddr_t H5F_get_base_addr(const H5F_t *f);
H5_DLL unsigned H5F_sym_leaf_k(const H5F_t *f);
H5_DLL unsigned H5F_Kvalue(const H5F_t *f, const struct H5B_class_t *type);
H5_DLL unsigned H5F_get_nrefs(const H5F_t *f);
H5_DLL uint8_t H5F_sizeof_addr(const H5F_t *f);
H5_DLL uint8_t H5F_sizeof_size(const H5F_t *f);
H5_DLL haddr_t H5F_get_sohm_addr(const H5F_t *f);
H5_DLL herr_t H5F_set_sohm_addr(H5F_t *f, haddr_t addr);
H5_DLL unsigned H5F_get_sohm_vers(const H5F_t *f);
H5_DLL herr_t H5F_set_sohm_vers(H5F_t *f, unsigned vers);
H5_DLL unsigned H5F_get_sohm_nindexes(const H5F_t *f);
H5_DLL herr_t H5F_set_sohm_nindexes(H5F_t *f, unsigned nindexes);
H5_DLL hid_t H5F_get_fcpl(const H5F_t *f);
H5_DLL H5F_close_degree_t H5F_get_fc_degree(const H5F_t *f);
H5_DLL hbool_t H5F_get_evict_on_close(const H5F_t *f);
H5_DLL size_t H5F_rdcc_nbytes(const H5F_t *f);
H5_DLL size_t H5F_rdcc_nslots(const H5F_t *f);
H5_DLL double H5F_rdcc_w0(const H5F_t *f);
H5_DLL size_t H5F_sieve_buf_size(const H5F_t *f);
H5_DLL unsigned H5F_gc_ref(const H5F_t *f);
H5_DLL hbool_t H5F_store_msg_crt_idx(const H5F_t *f);
H5_DLL herr_t H5F_set_store_msg_crt_idx(H5F_t *f, hbool_t flag);
H5_DLL struct H5UC_t *H5F_grp_btree_shared(const H5F_t *f);
H5_DLL herr_t H5F_set_grp_btree_shared(H5F_t *f, struct H5UC_t *rc);
H5_DLL hbool_t H5F_use_tmp_space(const H5F_t *f);
H5_DLL hbool_t H5F_is_tmp_addr(const H5F_t *f, haddr_t addr);
H5_DLL hsize_t H5F_get_alignment(const H5F_t *f);
H5_DLL hsize_t H5F_get_threshold(const H5F_t *f);
#ifdef H5_HAVE_PARALLEL
H5_DLL H5P_coll_md_read_flag_t H5F_coll_md_read(const H5F_t *f);
H5_DLL void H5F_set_coll_md_read(H5F_t *f, H5P_coll_md_read_flag_t flag);
#endif /* H5_HAVE_PARALLEL */
H5_DLL hbool_t H5F_use_mdc_logging(const H5F_t *f);
H5_DLL hbool_t H5F_start_mdc_log_on_access(const H5F_t *f);
H5_DLL char *H5F_mdc_log_location(const H5F_t *f);

/* Functions that retrieve values from VFD layer */
H5_DLL hid_t H5F_get_driver_id(const H5F_t *f);
H5_DLL herr_t H5F_get_fileno(const H5F_t *f, unsigned long *filenum);
H5_DLL hbool_t H5F_has_feature(const H5F_t *f, unsigned feature);
H5_DLL haddr_t H5F_get_eoa(const H5F_t *f, H5FD_mem_t type);
H5_DLL herr_t H5F_get_vfd_handle(const H5F_t *file, hid_t fapl, void **file_handle);

/* Functions that check file mounting information */
H5_DLL hbool_t H5F_is_mount(const H5F_t *file);
H5_DLL hbool_t H5F_has_mount(const H5F_t *file);
H5_DLL herr_t H5F_traverse_mount(struct H5O_loc_t *oloc/*in,out*/);
H5_DLL herr_t H5F_flush_mounts(H5F_t *f);

/* Functions that operate on blocks of bytes wrt super block */
H5_DLL herr_t H5F_block_read(H5F_t *f, H5FD_mem_t type, haddr_t addr, size_t size, void *buf/*out*/);
H5_DLL herr_t H5F_block_write(H5F_t *f, H5FD_mem_t type, haddr_t addr, size_t size, const void *buf);

/* Functions that flush or evict */
H5_DLL herr_t H5F_flush_tagged_metadata(H5F_t *f, haddr_t tag);
H5_DLL herr_t H5F_evict_tagged_metadata(H5F_t *f, haddr_t tag);

/* Functions that verify a piece of metadata with checksum */
H5_DLL herr_t H5F_get_checksums(const uint8_t *buf, size_t chk_size, uint32_t *s_chksum, uint32_t *c_chksum);

/* Routine to track the # of retries */
H5_DLL herr_t H5F_track_metadata_read_retries(H5F_t *f, unsigned actype, unsigned retries);
H5_DLL herr_t H5F_set_retries(H5F_t *f);
H5_DLL herr_t H5F_get_metadata_read_retry_info(H5F_t *file, H5F_retry_info_t *info);

/* Routine to invoke callback function upon object flush */
H5_DLL herr_t H5F_object_flush_cb(H5F_t *f, hid_t obj_id);

/* Address-related functions */
H5_DLL void H5F_addr_encode(const H5F_t *f, uint8_t **pp, haddr_t addr);
H5_DLL void H5F_addr_encode_len(size_t addr_len, uint8_t **pp, haddr_t addr);
H5_DLL void H5F_addr_decode(const H5F_t *f, const uint8_t **pp, haddr_t *addr_p);
H5_DLL void H5F_addr_decode_len(size_t addr_len, const uint8_t **pp, haddr_t *addr_p);

/* Shared file list related routines */
H5_DLL void H5F_sfile_assert_num(unsigned n);

/* Routines for creating & destroying "fake" file structures */
H5_DLL H5F_t *H5F_fake_alloc(uint8_t sizeof_size);
H5_DLL herr_t H5F_fake_free(H5F_t *f);

/* Superblock related routines */
H5_DLL herr_t H5F_super_dirty(H5F_t *f);
H5_DLL herr_t H5F_eoa_dirty(H5F_t *f);

/* Parallel I/O (i.e. MPI) related routines */
#ifdef H5_HAVE_PARALLEL
H5_DLL herr_t H5F_get_mpi_handle(const H5F_t *f, MPI_File **f_handle);
H5_DLL int H5F_mpi_get_rank(const H5F_t *f);
H5_DLL MPI_Comm H5F_mpi_get_comm(const H5F_t *f);
H5_DLL int H5F_mpi_get_size(const H5F_t *f);
H5_DLL herr_t H5F_mpi_retrieve_comm(hid_t loc_id, hid_t acspl_id, MPI_Comm *mpi_comm);
H5_DLL herr_t H5F_get_mpi_info(const H5F_t *f, MPI_Info **f_info);
#endif /* H5_HAVE_PARALLEL */

/* External file cache routines */
H5_DLL herr_t H5F_efc_close(H5F_t *parent, H5F_t *file);

/* File prefix routines */
H5_DLL H5F_t *H5F_prefix_open_file(H5F_t *primary_file, H5F_prefix_open_t prefix_type,
    const char *prop_prefix, const char *file_name, unsigned file_intent, hid_t fapl_id);

/* Global heap CWFS routines */
H5_DLL herr_t H5F_cwfs_add(H5F_t *f, struct H5HG_heap_t *heap);
H5_DLL herr_t H5F_cwfs_find_free_heap(H5F_t *f, size_t need, haddr_t *addr);
H5_DLL herr_t H5F_cwfs_advance_heap(H5F_t *f, struct H5HG_heap_t *heap, hbool_t add_heap);
H5_DLL herr_t H5F_cwfs_remove_heap(H5F_file_t *shared, struct H5HG_heap_t *heap);

/* Debugging functions */
H5_DLL herr_t H5F_debug(H5F_t *f, FILE * stream, int indent, int fwidth);

#endif /* _H5Fprivate_H */