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
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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 files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5Pocpl.c
* Nov 28 2006
* Quincey Koziol <koziol@hdfgroup.org>
*
* Purpose: Object creation property list class routines
*
*-------------------------------------------------------------------------
*/
/****************/
/* Module Setup */
/****************/
#define H5P_PACKAGE /*suppress error about including H5Ppkg */
/***********/
/* Headers */
/***********/
#include "H5private.h" /* Generic Functions */
#include "H5Eprivate.h" /* Error handling */
#include "H5Iprivate.h" /* IDs */
#include "H5Ppkg.h" /* Property lists */
/****************/
/* Local Macros */
/****************/
/* ========= Object Creation properties ============ */
/* Definitions for the max. # of attributes to store compactly */
#define H5O_CRT_ATTR_MAX_COMPACT_SIZE sizeof(unsigned)
#define H5O_CRT_ATTR_MAX_COMPACT_DEF 8
/* Definitions for the min. # of attributes to store densely */
#define H5O_CRT_ATTR_MIN_DENSE_SIZE sizeof(unsigned)
#define H5O_CRT_ATTR_MIN_DENSE_DEF 6
/* Definitions for the min. # of attributes to store densely */
#define H5O_CRT_OHDR_FLAGS_SIZE sizeof(unsigned)
#define H5O_CRT_OHDR_FLAGS_DEF 0
/******************/
/* Local Typedefs */
/******************/
/********************/
/* Package Typedefs */
/********************/
/********************/
/* Local Prototypes */
/********************/
/* Property class callbacks */
static herr_t H5P_ocrt_reg_prop(H5P_genclass_t *pclass);
/*********************/
/* Package Variables */
/*********************/
/* Object creation property list class library initialization object */
const H5P_libclass_t H5P_CLS_OCRT[1] = {{
"object create", /* Class name for debugging */
&H5P_CLS_ROOT_g, /* Parent class ID */
&H5P_CLS_OBJECT_CREATE_g, /* Pointer to class ID */
NULL, /* Pointer to default property list ID */
H5P_ocrt_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 */
/*******************/
/*-------------------------------------------------------------------------
* Function: H5P_ocrt_reg_prop
*
* Purpose: Initialize the object creation property list class
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* November 28, 2006
*-------------------------------------------------------------------------
*/
static herr_t
H5P_ocrt_reg_prop(H5P_genclass_t *pclass)
{
unsigned attr_max_compact = H5O_CRT_ATTR_MAX_COMPACT_DEF; /* Default max. compact attribute storage settings */
unsigned attr_min_dense = H5O_CRT_ATTR_MIN_DENSE_DEF; /* Default min. dense attribute storage settings */
unsigned ohdr_flags = H5O_CRT_OHDR_FLAGS_DEF; /* Default object header flag settings */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI_NOINIT(H5P_ocrt_reg_prop)
/* Register max. compact attribute storage property */
if(H5P_register(pclass, H5O_CRT_ATTR_MAX_COMPACT_NAME, H5O_CRT_ATTR_MAX_COMPACT_SIZE,
&attr_max_compact, NULL, NULL, NULL, NULL, NULL, NULL, NULL) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class")
/* Register min. dense attribute storage property */
if(H5P_register(pclass, H5O_CRT_ATTR_MIN_DENSE_NAME, H5O_CRT_ATTR_MIN_DENSE_SIZE,
&attr_min_dense, NULL, NULL, NULL, NULL, NULL, NULL, NULL) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class")
/* Register object header flags property */
if(H5P_register(pclass, H5O_CRT_OHDR_FLAGS_NAME, H5O_CRT_OHDR_FLAGS_SIZE,
&ohdr_flags, NULL, NULL, NULL, 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_ocrt_reg_prop() */
/*-------------------------------------------------------------------------
* Function: H5Pset_attr_phase_change
*
* Purpose: Sets the cutoff values for indexes storing attributes
* in object headers for this file. If more than max_compact
* attributes are in an object header, the attributes will be
* moved to a heap and indexed with a B-tree.
* Likewise, an object header containing fewer than min_dense
* attributes will be converted back to storing the attributes
* directly in the object header.
*
* If the max_compact is zero then attributes for this object will
* never be stored in the object header but will be always be
* stored in a heap.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* Tuesday, November 28, 2006
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_attr_phase_change(hid_t plist_id, unsigned max_compact, unsigned min_dense)
{
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(H5Pset_attr_phase_change, 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_OBJECT_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* Set property values */
if(H5P_set(plist, H5O_CRT_ATTR_MAX_COMPACT_NAME, &max_compact) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set max. # of compact attributes in property list")
if(H5P_set(plist, H5O_CRT_ATTR_MIN_DENSE_NAME, &min_dense) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set min. # of dense attributes in property list")
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pset_attr_phase_change */
/*-------------------------------------------------------------------------
* Function: H5Pget_attr_phase_change
*
* Purpose: Gets the phase change values for attribute storage
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* Tuesday, November 28, 2006
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pget_attr_phase_change(hid_t plist_id, unsigned *max_compact, unsigned *min_dense)
{
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(H5Pget_attr_phase_change, FAIL)
H5TRACE3("e", "i*Iu*Iu", plist_id, max_compact, min_dense);
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id, H5P_OBJECT_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* Get values */
if(max_compact) {
if(H5P_get(plist, H5O_CRT_ATTR_MAX_COMPACT_NAME, max_compact) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get max. # of compact attributes")
} /* end if */
if(min_dense) {
if(H5P_get(plist, H5O_CRT_ATTR_MIN_DENSE_NAME, min_dense) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get min. # of dense attributes")
} /* end if */
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pget_attr_phase_change() */
/*-------------------------------------------------------------------------
* Function: H5Pset_attr_creation_order
*
* Purpose: Set the flags for creation order of attributes in a group
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* February 6, 2007
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_attr_creation_order(hid_t plist_id, unsigned crt_order_flags)
{
H5P_genplist_t *plist; /* Property list pointer */
unsigned ohdr_flags; /* Object header flags */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(H5Pset_attr_creation_order, 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 object header flags */
if(H5P_get(plist, H5O_CRT_OHDR_FLAGS_NAME, &ohdr_flags) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get object header flags")
/* Mask off previous attribute creation order flag settings */
ohdr_flags &= ~(H5P_CRT_ORDER_TRACKED | H5P_CRT_ORDER_INDEXED);
/* Update with new attribute creation order flags */
ohdr_flags |= (crt_order_flags & H5P_CRT_ORDER_TRACKED);
ohdr_flags |= (crt_order_flags & H5P_CRT_ORDER_INDEXED);
/* Set object header flags */
if(H5P_set(plist, H5O_CRT_OHDR_FLAGS_NAME, &ohdr_flags) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set object header flags")
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pset_attr_creation_order() */
/*-------------------------------------------------------------------------
* Function: H5Pget_attr_creation_order
*
* Purpose: Returns the flag indicating that creation order is tracked
* for attributes in a group.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* Ferbruary 6, 2007
*-------------------------------------------------------------------------
*/
herr_t
H5Pget_attr_creation_order(hid_t plist_id, unsigned *crt_order_flags)
{
herr_t ret_value = SUCCEED; /* return value */
FUNC_ENTER_API(H5Pget_attr_creation_order, FAIL)
H5TRACE2("e", "i*Iu", plist_id, crt_order_flags);
/* Get values */
if(crt_order_flags) {
H5P_genplist_t *plist; /* Property list pointer */
unsigned ohdr_flags; /* Object header flags */
/* 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 object header flags */
if(H5P_get(plist, H5O_CRT_OHDR_FLAGS_NAME, &ohdr_flags) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get object header flags")
/* Set creation order flags to return */
*crt_order_flags = ohdr_flags & (H5P_CRT_ORDER_TRACKED | H5P_CRT_ORDER_INDEXED);
} /* end if */
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pget_attr_creation_order() */
|
