summaryrefslogtreecommitdiffstats
path: root/src/H5Pgcpl.c
blob: a163fdeb8cf427e7e3c96c6c5f5840377e5ca554 (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
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * 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:		H5Pgcpl.c
 *			August 29 2006
 *			Quincey Koziol
 *
 * Purpose:		Group creation property list class routines
 *
 *-------------------------------------------------------------------------
 */

/****************/
/* Module Setup */
/****************/

#include "H5Pmodule.h" /* This source code file is part of the H5P module */

/***********/
/* Headers */
/***********/
#include "H5private.h"  /* Generic Functions                        */
#include "H5Eprivate.h" /* Error handling                           */
#include "H5Gprivate.h" /* Groups                                   */
#include "H5Iprivate.h" /* IDs                                      */
#include "H5Oprivate.h" /* Object headers                           */
#include "H5Ppkg.h"     /* Property lists                           */

/****************/
/* Local Macros */
/****************/

/* ========= Group Creation properties ============ */
#define H5G_CRT_GROUP_INFO_ENC H5P__gcrt_group_info_enc
#define H5G_CRT_GROUP_INFO_DEC H5P__gcrt_group_info_dec
#define H5G_CRT_LINK_INFO_ENC  H5P__gcrt_link_info_enc
#define H5G_CRT_LINK_INFO_DEC  H5P__gcrt_link_info_dec

/******************/
/* Local Typedefs */
/******************/

/********************/
/* Package Typedefs */
/********************/

/********************/
/* Local Prototypes */
/********************/

/* Property class callbacks */
static herr_t H5P__gcrt_reg_prop(H5P_genclass_t *pclass);

/* Property callbacks */
static herr_t H5P__gcrt_group_info_enc(const void *value, void **_pp, size_t *size);
static herr_t H5P__gcrt_group_info_dec(const void **_pp, void *value);
static herr_t H5P__gcrt_link_info_enc(const void *value, void **_pp, size_t *size);
static herr_t H5P__gcrt_link_info_dec(const void **_pp, void *value);

/*********************/
/* Package Variables */
/*********************/

/* Group creation property list class library initialization object */
const H5P_libclass_t H5P_CLS_GCRT[1] = {{
    "group create",        /* Class name for debugging     */
    H5P_TYPE_GROUP_CREATE, /* Class type                   */

    &H5P_CLS_OBJECT_CREATE_g,   /* Parent class                 */
    &H5P_CLS_GROUP_CREATE_g,    /* Pointer to class             */
    &H5P_CLS_GROUP_CREATE_ID_g, /* Pointer to class ID          */
    &H5P_LST_GROUP_CREATE_ID_g, /* Pointer to default property list ID */
    H5P__gcrt_reg_prop,         /* Default property registration routine */

    NULL, /* Class creation callback      */
    NULL, /* Class creation callback info */
    NULL, /* Class copy callback          */
    NULL, /* Class copy callback info     */
    NULL, /* Class close callback         */
    NULL  /* Class close callback info    */
}};

/*****************************/
/* Library Private Variables */
/*****************************/

/*******************/
/* Local Variables */
/*******************/

/* Property value defaults */
static const H5O_ginfo_t H5G_def_ginfo_g = H5G_CRT_GROUP_INFO_DEF; /* Default group info settings */
static const H5O_linfo_t H5G_def_linfo_g = H5G_CRT_LINK_INFO_DEF;  /* Default link info settings */

/*-------------------------------------------------------------------------
 * Function:    H5P__gcrt_reg_prop
 *
 * Purpose:     Initialize the group creation property list class
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              October 31, 2006
 *-------------------------------------------------------------------------
 */
static herr_t
H5P__gcrt_reg_prop(H5P_genclass_t *pclass)
{
    herr_t ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_STATIC

    /* Register group info property */
    if (H5P__register_real(pclass, H5G_CRT_GROUP_INFO_NAME, H5G_CRT_GROUP_INFO_SIZE, &H5G_def_ginfo_g, NULL,
                           NULL, NULL, H5G_CRT_GROUP_INFO_ENC, H5G_CRT_GROUP_INFO_DEC, NULL, NULL, NULL,
                           NULL) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class")

    /* Register link info property */
    if (H5P__register_real(pclass, H5G_CRT_LINK_INFO_NAME, H5G_CRT_LINK_INFO_SIZE, &H5G_def_linfo_g, NULL,
                           NULL, NULL, H5G_CRT_LINK_INFO_ENC, H5G_CRT_LINK_INFO_DEC, NULL, NULL, NULL,
                           NULL) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class")

done:
    FUNC_LEAVE_NOAPI(ret_value)
} /* end H5P__gcrt_reg_prop() */

/*-------------------------------------------------------------------------
 * Function:    H5Pset_local_heap_size_hint
 *
 * Purpose:     Set the "size hint" for creating local heaps for a group.
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              August 29, 2005
 *-------------------------------------------------------------------------
 */
herr_t
H5Pset_local_heap_size_hint(hid_t plist_id, size_t size_hint)
{
    H5P_genplist_t *plist;               /* Property list pointer */
    H5O_ginfo_t     ginfo;               /* Group information structure */
    herr_t          ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE2("e", "iz", plist_id, size_hint);

    /* Get the plist structure */
    if (NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
        HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")

    /* Get value */
    if (H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")

    /* Update field */
    H5_CHECKED_ASSIGN(ginfo.lheap_size_hint, uint32_t, size_hint, size_t);

    /* Set value */
    if (H5P_set(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set group info")

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Pset_local_heap_size_hint() */

/*-------------------------------------------------------------------------
 * Function:    H5Pget_local_heap_size_hint
 *
 * Purpose:     Returns the local heap size hint, which is used for creating
 *              groups
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              August 29, 2005
 *-------------------------------------------------------------------------
 */
herr_t
H5Pget_local_heap_size_hint(hid_t plist_id, size_t *size_hint /*out*/)
{
    herr_t ret_value = SUCCEED; /* return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE2("e", "ix", plist_id, size_hint);

    if (size_hint) {
        H5P_genplist_t *plist; /* Property list pointer */
        H5O_ginfo_t     ginfo; /* Group information structure */

        /* Get the plist structure */
        if (NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
            HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")

        /* Get value */
        if (H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
            HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")

        /* Update field */
        *size_hint = ginfo.lheap_size_hint;
    } /* end if */

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Pget_local_heap_size_hint() */

/*-------------------------------------------------------------------------
 * Function:    H5Pset_link_phase_change
 *
 * Purpose:     Set the maximum # of links to store "compactly" and the
 *              minimum # of links to store "densely".  (These should
 *              overlap).
 *
 * Note:        Currently both of these must be updated at the same time.
 *
 * Note:        Come up with better name & description! -QAK
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              August 29, 2005
 *-------------------------------------------------------------------------
 */
herr_t
H5Pset_link_phase_change(hid_t plist_id, unsigned max_compact, unsigned min_dense)
{
    H5P_genplist_t *plist;               /* Property list pointer */
    H5O_ginfo_t     ginfo;               /* Group information structure */
    herr_t          ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE3("e", "iIuIu", plist_id, max_compact, min_dense);

    /* Range check values */
    if (max_compact < min_dense)
        HGOTO_ERROR(H5E_ARGS, H5E_BADRANGE, FAIL, "max compact value must be >= min dense value")
    if (max_compact > 65535)
        HGOTO_ERROR(H5E_ARGS, H5E_BADRANGE, FAIL, "max compact value must be < 65536")
    if (min_dense > 65535)
        HGOTO_ERROR(H5E_ARGS, H5E_BADRANGE, FAIL, "min dense value must be < 65536")

    /* Get the plist structure */
    if (NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
        HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")

    /* Get group info */
    if (H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")

    /* Update fields */
    if (max_compact != H5G_CRT_GINFO_MAX_COMPACT || min_dense != H5G_CRT_GINFO_MIN_DENSE)
        ginfo.store_link_phase_change = TRUE;
    else
        ginfo.store_link_phase_change = FALSE;
    ginfo.max_compact = (uint16_t)max_compact;
    ginfo.min_dense   = (uint16_t)min_dense;

    /* Set group info */
    if (H5P_set(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set group info")

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Pset_link_phase_change() */

/*-------------------------------------------------------------------------
 * Function:    H5Pget_link_phase_change
 *
 * Purpose:     Returns the max. # of compact links & the min. # of dense
 *              links, which are used for storing groups
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              August 29, 2005
 *-------------------------------------------------------------------------
 */
herr_t
H5Pget_link_phase_change(hid_t plist_id, unsigned *max_compact /*out*/, unsigned *min_dense /*out*/)
{
    herr_t ret_value = SUCCEED; /* return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE3("e", "ixx", plist_id, max_compact, min_dense);

    /* Get values */
    if (max_compact || min_dense) {
        H5P_genplist_t *plist; /* Property list pointer */
        H5O_ginfo_t     ginfo; /* Group information structure */

        /* Get the plist structure */
        if (NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
            HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")

        /* Get group info */
        if (H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
            HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")

        if (max_compact)
            *max_compact = ginfo.max_compact;
        if (min_dense)
            *min_dense = ginfo.min_dense;
    } /* end if */

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Pget_link_phase_change() */

/*-------------------------------------------------------------------------
 * Function:    H5Pset_est_link_info
 *
 * Purpose:     Set the estimates for the number of entries and length of each
 *              entry name in a group.
 *
 * Note:        Currently both of these must be updated at the same time.
 *
 * Note:        EST_NUM_ENTRIES applies only when the number of entries is less
 *              than the MAX_COMPACT # of entries (from H5Pset_link_phase_change).
 *
 * Note:        Come up with better name & description? -QAK
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              September  6, 2005
 *-------------------------------------------------------------------------
 */
herr_t
H5Pset_est_link_info(hid_t plist_id, unsigned est_num_entries, unsigned est_name_len)
{
    H5P_genplist_t *plist;               /* Property list pointer */
    H5O_ginfo_t     ginfo;               /* Group information structure */
    herr_t          ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE3("e", "iIuIu", plist_id, est_num_entries, est_name_len);

    /* Range check values */
    if (est_num_entries > 65535)
        HGOTO_ERROR(H5E_ARGS, H5E_BADRANGE, FAIL, "est. number of entries must be < 65536")
    if (est_name_len > 65535)
        HGOTO_ERROR(H5E_ARGS, H5E_BADRANGE, FAIL, "est. name length must be < 65536")

    /* Get the plist structure */
    if (NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
        HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")

    /* Get group info */
    if (H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")

    /* Update fields */
    if (est_num_entries != H5G_CRT_GINFO_EST_NUM_ENTRIES || est_name_len != H5G_CRT_GINFO_EST_NAME_LEN)
        ginfo.store_est_entry_info = TRUE;
    else
        ginfo.store_est_entry_info = FALSE;
    ginfo.est_num_entries = (uint16_t)est_num_entries;
    ginfo.est_name_len    = (uint16_t)est_name_len;

    /* Set group info */
    if (H5P_set(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set group info")

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Pset_est_link_info() */

/*-------------------------------------------------------------------------
 * Function:    H5Pget_est_link_info
 *
 * Purpose:     Returns the est. # of links in a group & the est. length of
 *              the name of each link.
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              September  6, 2005
 *-------------------------------------------------------------------------
 */
herr_t
H5Pget_est_link_info(hid_t plist_id, unsigned *est_num_entries /*out*/, unsigned *est_name_len /*out*/)
{
    herr_t ret_value = SUCCEED; /* return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE3("e", "ixx", plist_id, est_num_entries, est_name_len);

    /* Get values */
    if (est_num_entries || est_name_len) {
        H5P_genplist_t *plist; /* Property list pointer */
        H5O_ginfo_t     ginfo; /* Group information structure */

        /* Get the plist structure */
        if (NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
            HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")

        /* Get group info */
        if (H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
            HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")

        if (est_num_entries)
            *est_num_entries = ginfo.est_num_entries;
        if (est_name_len)
            *est_name_len = ginfo.est_name_len;
    } /* end if */

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Pget_est_link_info() */

/*-------------------------------------------------------------------------
 * Function:    H5Pset_link_creation_order
 *
 * Purpose:     Set the flags for creation order of links in a group
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              September 12, 2006
 *-------------------------------------------------------------------------
 */
herr_t
H5Pset_link_creation_order(hid_t plist_id, unsigned crt_order_flags)
{
    H5P_genplist_t *plist;               /* Property list pointer */
    H5O_linfo_t     linfo;               /* Link information structure */
    herr_t          ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE2("e", "iIu", plist_id, crt_order_flags);

    /* Check for bad combination of flags */
    if (!(crt_order_flags & H5P_CRT_ORDER_TRACKED) && (crt_order_flags & H5P_CRT_ORDER_INDEXED))
        HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "tracking creation order is required for index")

    /* Get the plist structure */
    if (NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
        HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")

    /* Get link info */
    if (H5P_get(plist, H5G_CRT_LINK_INFO_NAME, &linfo) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get link info")

    /* Update fields */
    linfo.track_corder = (hbool_t)((crt_order_flags & H5P_CRT_ORDER_TRACKED) ? TRUE : FALSE);
    linfo.index_corder = (hbool_t)((crt_order_flags & H5P_CRT_ORDER_INDEXED) ? TRUE : FALSE);

    /* Set link info */
    if (H5P_set(plist, H5G_CRT_LINK_INFO_NAME, &linfo) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set link info")

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Pset_link_creation_order() */

/*-------------------------------------------------------------------------
 * Function:    H5Pget_link_creation_order
 *
 * Purpose:     Returns the flag indicating that creation order is tracked
 *              for links in a group.
 *
 * Return:      Non-negative on success/Negative on failure
 *
 * Programmer:  Quincey Koziol
 *              September 12, 2006
 *-------------------------------------------------------------------------
 */
herr_t
H5Pget_link_creation_order(hid_t plist_id, unsigned *crt_order_flags /*out*/)
{
    herr_t ret_value = SUCCEED; /* return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE2("e", "ix", plist_id, crt_order_flags);

    /* Get values */
    if (crt_order_flags) {
        H5P_genplist_t *plist; /* Property list pointer */
        H5O_linfo_t     linfo; /* Link information structure */

        /* Reset the value to return */
        *crt_order_flags = 0;

        /* Get the plist structure */
        if (NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
            HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")

        /* Get link info */
        if (H5P_get(plist, H5G_CRT_LINK_INFO_NAME, &linfo) < 0)
            HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get link info")

        *crt_order_flags |= linfo.track_corder ? H5P_CRT_ORDER_TRACKED : 0;
        *crt_order_flags |= linfo.index_corder ? H5P_CRT_ORDER_INDEXED : 0;
    } /* end if */

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Pget_link_creation_order() */

/*-------------------------------------------------------------------------
 * Function:       H5P__gcrt_group_info_enc
 *
 * Purpose:        Callback routine which is called whenever the group
 *                 property in the dataset access property list is
 *                 encoded.
 *
 * Return:	   Success:	Non-negative
 *		   Failure:	Negative
 *
 * Programmer:     Mohamad Chaarawi
 *                 Monday, October 10, 2011
 *
 *-------------------------------------------------------------------------
 */
static herr_t
H5P__gcrt_group_info_enc(const void *value, void **_pp, size_t *size)
{
    const H5O_ginfo_t *ginfo = (const H5O_ginfo_t *)value; /* Create local aliases for values */
    uint8_t **         pp    = (uint8_t **)_pp;

    FUNC_ENTER_STATIC_NOERR

    if (NULL != *pp) {
        UINT32ENCODE(*pp, ginfo->lheap_size_hint)
        UINT16ENCODE(*pp, ginfo->max_compact)
        UINT16ENCODE(*pp, ginfo->min_dense)
        UINT16ENCODE(*pp, ginfo->est_num_entries)
        UINT16ENCODE(*pp, ginfo->est_name_len)
    } /* end if */

    *size += sizeof(uint16_t) * 4 + sizeof(uint32_t);

    FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5P__gcrt_group_info_enc() */

/*-------------------------------------------------------------------------
 * Function:       H5P__gcrt_group_info_dec
 *
 * Purpose:        Callback routine which is called whenever the group info
 *                 property in the dataset access property list is
 *                 decoded.
 *
 * Return:	   Success:	Non-negative
 *		   Failure:	Negative
 *
 * Programmer:     Mohamad Chaarawi
 *                 Monday, October 10, 2011
 *
 *-------------------------------------------------------------------------
 */
static herr_t
H5P__gcrt_group_info_dec(const void **_pp, void *_value)
{
    H5O_ginfo_t *   ginfo     = (H5O_ginfo_t *)_value; /* Group info settings */
    const uint8_t **pp        = (const uint8_t **)_pp;
    herr_t          ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_STATIC_NOERR

    /* Set property to default value */
    HDmemset(ginfo, 0, sizeof(H5O_ginfo_t));
    *ginfo = H5G_def_ginfo_g;

    UINT32DECODE(*pp, ginfo->lheap_size_hint)
    UINT16DECODE(*pp, ginfo->max_compact)
    UINT16DECODE(*pp, ginfo->min_dense)
    UINT16DECODE(*pp, ginfo->est_num_entries)
    UINT16DECODE(*pp, ginfo->est_name_len)

    /* Update fields */
    if (ginfo->max_compact != H5G_CRT_GINFO_MAX_COMPACT || ginfo->min_dense != H5G_CRT_GINFO_MIN_DENSE)
        ginfo->store_link_phase_change = TRUE;
    else
        ginfo->store_link_phase_change = FALSE;

    if (ginfo->est_num_entries != H5G_CRT_GINFO_EST_NUM_ENTRIES ||
        ginfo->est_name_len != H5G_CRT_GINFO_EST_NAME_LEN)
        ginfo->store_est_entry_info = TRUE;
    else
        ginfo->store_est_entry_info = FALSE;

    FUNC_LEAVE_NOAPI(ret_value)
} /* end H5P__gcrt_group_info_dec() */

/*-------------------------------------------------------------------------
 * Function:       H5P__gcrt_link_info_enc
 *
 * Purpose:        Callback routine which is called whenever the link
 *                 property in the dataset access property list is
 *                 encoded.
 *
 * Return:	   Success:	Non-negative
 *		   Failure:	Negative
 *
 * Programmer:     Mohamad Chaarawi
 *                 Monday, October 10, 2011
 *
 *-------------------------------------------------------------------------
 */
static herr_t
H5P__gcrt_link_info_enc(const void *value, void **_pp, size_t *size)
{
    const H5O_linfo_t *linfo = (const H5O_linfo_t *)value; /* Create local aliases for values */
    uint8_t **         pp    = (uint8_t **)_pp;

    FUNC_ENTER_STATIC_NOERR

    if (NULL != *pp) {
        unsigned crt_order_flags = 0;

        crt_order_flags |= linfo->track_corder ? H5P_CRT_ORDER_TRACKED : 0;
        crt_order_flags |= linfo->index_corder ? H5P_CRT_ORDER_INDEXED : 0;

        /* Encode the size of unsigned*/
        *(*pp)++ = (uint8_t)sizeof(unsigned);

        /* Encode the value */
        H5_ENCODE_UNSIGNED(*pp, crt_order_flags)
    } /* end if */

    *size += (1 + sizeof(unsigned));

    FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5P__gcrt_link_info_enc() */

/*-------------------------------------------------------------------------
 * Function:       H5P__gcrt_link_info_dec
 *
 * Purpose:        Callback routine which is called whenever the link info
 *                 property in the dataset access property list is
 *                 decoded.
 *
 * Return:	   Success:	Non-negative
 *		   Failure:	Negative
 *
 * Programmer:     Mohamad Chaarawi
 *                 Monday, October 10, 2011
 *
 *-------------------------------------------------------------------------
 */
static herr_t
H5P__gcrt_link_info_dec(const void **_pp, void *_value)
{
    H5O_linfo_t *   linfo = (H5O_linfo_t *)_value; /* Link info settings */
    const uint8_t **pp    = (const uint8_t **)_pp;
    unsigned        crt_order_flags;
    unsigned        enc_size;
    herr_t          ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_STATIC

    enc_size = *(*pp)++;
    if (enc_size != sizeof(unsigned))
        HGOTO_ERROR(H5E_PLIST, H5E_BADVALUE, FAIL, "unsigned value can't be decoded")

    /* Set property to default value */
    HDmemset(linfo, 0, sizeof(H5O_linfo_t));
    *linfo = H5G_def_linfo_g;

    H5_DECODE_UNSIGNED(*pp, crt_order_flags)

    /* Update fields */
    linfo->track_corder = (hbool_t)((crt_order_flags & H5P_CRT_ORDER_TRACKED) ? TRUE : FALSE);
    linfo->index_corder = (hbool_t)((crt_order_flags & H5P_CRT_ORDER_INDEXED) ? TRUE : FALSE);

done:
    FUNC_LEAVE_NOAPI(ret_value)
} /* end H5P__gcrt_link_info_dec() */