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
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer: Quincey Koziol
* Monday, Apr 20
*
* Purpose: This file contains declarations which are visible only within
* the H5A package. Source files outside the H5A package should
* include H5Aprivate.h instead.
*/
#if !(defined H5A_FRIEND || defined H5A_MODULE)
#error "Do not include this file outside the H5A package!"
#endif
#ifndef _H5Apkg_H
#define _H5Apkg_H
/*
* Define this to enable debugging.
*/
#ifdef NDEBUG
# undef H5A_DEBUG
#endif
/* Get package's private header */
#include "H5Aprivate.h"
/* Other private headers needed by this file */
#include "H5B2private.h" /* v2 B-trees */
#include "H5FLprivate.h" /* Free Lists */
#include "H5HFprivate.h" /* Fractal heaps */
#include "H5Oprivate.h" /* Object headers */
#include "H5Sprivate.h" /* Dataspace */
#include "H5Tprivate.h" /* Datatype functions */
/**************************/
/* Package Private Macros */
/**************************/
/* This is the initial version, which does not have support for shared datatypes */
#define H5O_ATTR_VERSION_1 1
/* This version allows support for shared datatypes & dataspaces by adding a
* 'flag' byte indicating when those components are shared. This version
* also dropped the alignment on all the components.
*/
#define H5O_ATTR_VERSION_2 2
/* Add support for different character encodings of attribute names */
#define H5O_ATTR_VERSION_3 3
/* The latest version of the format. Look through the 'encode', 'decode'
* and 'size' message callbacks for places to change when updating this.
*/
#define H5O_ATTR_VERSION_LATEST H5O_ATTR_VERSION_3
/****************************/
/* Package Private Typedefs */
/****************************/
/* Define the shared attribute structure */
typedef struct H5A_shared_t {
uint8_t version; /* Version to encode attribute with */
char *name; /* Attribute's name */
H5T_cset_t encoding; /* Character encoding of attribute name */
H5T_t *dt; /* Attribute's datatype */
size_t dt_size; /* Size of datatype on disk */
H5S_t *ds; /* Attribute's dataspace */
size_t ds_size; /* Size of dataspace on disk */
void *data; /* Attribute data (on a temporary basis) */
size_t data_size; /* Size of data on disk */
H5O_msg_crt_idx_t crt_idx; /* Attribute's creation index in the object header */
unsigned nrefs; /* Ref count for times this object is refered */
} H5A_shared_t;
/* Define the main attribute structure */
struct H5A_t {
H5O_shared_t sh_loc; /* Shared message info (must be first) */
H5O_loc_t oloc; /* Object location for object attribute is on */
hbool_t obj_opened; /* Object header entry opened? */
H5G_name_t path; /* Group hierarchy path */
H5A_shared_t *shared; /* Shared attribute information */
};
/* Typedefs for "dense" attribute storage */
/* (fractal heap & v2 B-tree info) */
/* Typedef for native 'name' field index records in the v2 B-tree */
/* (Keep 'id' field first so generic record handling in callbacks works) */
typedef struct H5A_dense_bt2_name_rec_t {
H5O_fheap_id_t id; /* Heap ID for attribute */
uint8_t flags; /* Object header message flags for attribute */
H5O_msg_crt_idx_t corder; /* 'creation order' field value */
uint32_t hash; /* Hash of 'name' field value */
} H5A_dense_bt2_name_rec_t;
/* Typedef for native 'creation order' field index records in the v2 B-tree */
/* (Keep 'id' field first so generic record handling in callbacks works) */
typedef struct H5A_dense_bt2_corder_rec_t {
H5O_fheap_id_t id; /* Heap ID for attribute */
uint8_t flags; /* Object header message flags for attribute */
H5O_msg_crt_idx_t corder; /* 'creation order' field value */
} H5A_dense_bt2_corder_rec_t;
/* Define the 'found' callback function pointer for matching an attribute record in a v2 B-tree */
typedef herr_t (*H5A_bt2_found_t)(const H5A_t *attr, hbool_t *took_ownership, void *op_data);
/*
* Common data exchange structure for dense attribute storage. This structure
* is passed through the v2 B-tree layer to the methods for the objects
* to which the v2 B-tree points.
*/
typedef struct H5A_bt2_ud_common_t {
/* downward */
H5F_t *f; /* Pointer to file that fractal heap is in */
H5HF_t *fheap; /* Fractal heap handle */
H5HF_t *shared_fheap; /* Fractal heap handle for shared messages */
const char *name; /* Name of attribute to compare */
uint32_t name_hash; /* Hash of name of attribute to compare */
uint8_t flags; /* Flags for attribute storage location */
H5O_msg_crt_idx_t corder; /* Creation order value of attribute to compare */
H5A_bt2_found_t found_op; /* Callback when correct attribute is found */
void *found_op_data; /* Callback data when correct attribute is found */
} H5A_bt2_ud_common_t;
/*
* Data exchange structure for dense attribute storage. This structure is
* passed through the v2 B-tree layer when inserting attributes.
*/
typedef struct H5A_bt2_ud_ins_t {
/* downward */
H5A_bt2_ud_common_t common; /* Common info for B-tree user data (must be first) */
H5O_fheap_id_t id; /* Heap ID of attribute to insert */
} H5A_bt2_ud_ins_t;
/* Data structure to hold table of attributes for an object */
typedef struct {
size_t nattrs; /* # of attributes in table */
H5A_t **attrs; /* Pointer to array of attribute pointers */
} H5A_attr_table_t;
/*****************************/
/* Package Private Variables */
/*****************************/
/* Declare extern the free list for H5A_t's */
H5FL_EXTERN(H5A_t);
/* Declare the external free lists for H5A_shared_t's */
H5FL_EXTERN(H5A_shared_t);
/* Declare extern a free list to manage blocks of type conversion data */
H5FL_BLK_EXTERN(attr_buf);
/* The v2 B-tree class for indexing 'name' field on attributes */
H5_DLLVAR const H5B2_class_t H5A_BT2_NAME[1];
/* The v2 B-tree class for indexing 'creation order' field on attributes */
H5_DLLVAR const H5B2_class_t H5A_BT2_CORDER[1];
/******************************/
/* Package Private Prototypes */
/******************************/
/* Function prototypes for H5A package scope */
H5_DLL H5A_t *H5A__create(const H5G_loc_t *loc, const char *attr_name,
const H5T_t *type, const H5S_t *space, hid_t acpl_id);
H5_DLL H5A_t *H5A__create_by_name(const H5G_loc_t *loc, const char *obj_name,
const char *attr_name, const H5T_t *type, const H5S_t *space,
hid_t acpl_id);
H5_DLL H5A_t *H5A__open(const H5G_loc_t *loc, const char *attr_name);
H5_DLL H5A_t *H5A__open_by_name(const H5G_loc_t *loc, const char *obj_name,
const char *attr_name);
H5_DLL H5A_t *H5A__open_by_idx(const H5G_loc_t *loc, const char *obj_name,
H5_index_t idx_type, H5_iter_order_t order, hsize_t n);
H5_DLL H5A_t *H5A__copy(H5A_t *new_attr, const H5A_t *old_attr);
H5_DLL hid_t H5A__get_type(H5A_t *attr);
H5_DLL herr_t H5A__get_info(const H5A_t *attr, H5A_info_t *ainfo);
H5_DLL hid_t H5A__get_create_plist(H5A_t* attr);
H5_DLL herr_t H5A__free(H5A_t *attr);
H5_DLL herr_t H5A__close(H5A_t *attr);
H5_DLL herr_t H5A__close_cb(H5A_t *attr);
H5_DLL htri_t H5A__get_ainfo(H5F_t *f, H5O_t *oh, H5O_ainfo_t *ainfo);
H5_DLL herr_t H5A__set_version(const H5F_t *f, H5A_t *attr);
H5_DLL herr_t H5A__rename(const H5G_loc_t *loc, const char *old_name,
const char *new_name);
H5_DLL herr_t H5A__rename_by_name(H5G_loc_t loc, const char *obj_name, const char *old_attr_name,
const char *new_attr_name);
#ifndef H5_NO_DEPRECATED_SYMBOLS
H5_DLL int H5A__get_num_attrs(const H5O_loc_t *loc);
#endif /* H5_NO_DEPRECATED_SYMBOLS */
H5_DLL herr_t H5A__iterate(hid_t loc_id, H5_index_t idx_type, H5_iter_order_t order,
hsize_t *idx, H5A_operator2_t op, void *op_data);
H5_DLL herr_t H5A__iterate_by_name(const H5G_loc_t *loc, const char *obj_name,
H5_index_t idx_type, H5_iter_order_t order, hsize_t *idx, H5A_operator2_t op,
void *op_data);
#ifndef H5_NO_DEPRECATED_SYMBOLS
H5_DLL herr_t H5A__iterate_old(hid_t loc_id, unsigned *attr_num,
H5A_operator1_t op, void *op_data);
#endif /* H5_NO_DEPRECATED_SYMBOLS */
H5_DLL herr_t H5A__delete(const H5G_loc_t *loc, const char *name);
H5_DLL herr_t H5A__delete_by_name(const H5G_loc_t *loc, const char *obj_name,
const char *attr_name);
H5_DLL herr_t H5A__delete_by_idx(const H5G_loc_t *loc, const char *obj_name,
H5_index_t idx_type, H5_iter_order_t order, hsize_t n);
H5_DLL htri_t H5A__exists(const H5G_loc_t *loc, const char *name);
H5_DLL htri_t H5A__exists_by_name(H5G_loc_t loc, const char *obj_name, const char *attr_name);
H5_DLL herr_t H5A__write(H5A_t *attr, const H5T_t *mem_type, const void *buf);
H5_DLL herr_t H5A__read(const H5A_t *attr, const H5T_t *mem_type, void *buf);
H5_DLL ssize_t H5A__get_name(H5A_t *attr, size_t buf_size, char *buf);
/* Attribute "dense" storage routines */
H5_DLL herr_t H5A__dense_create(H5F_t *f, H5O_ainfo_t *ainfo);
H5_DLL H5A_t *H5A__dense_open(H5F_t *f, const H5O_ainfo_t *ainfo, const char *name);
H5_DLL herr_t H5A__dense_insert(H5F_t *f, const H5O_ainfo_t *ainfo, H5A_t *attr);
H5_DLL herr_t H5A__dense_write(H5F_t *f, const H5O_ainfo_t *ainfo, H5A_t *attr);
H5_DLL herr_t H5A__dense_rename(H5F_t *f, const H5O_ainfo_t *ainfo,
const char *old_name, const char *new_name);
H5_DLL herr_t H5A__dense_iterate(H5F_t *f, hid_t loc_id, const H5O_ainfo_t *ainfo,
H5_index_t idx_type, H5_iter_order_t order, hsize_t skip, hsize_t *last_attr,
const H5A_attr_iter_op_t *attr_op, void *op_data);
H5_DLL herr_t H5A__dense_remove(H5F_t *f, const H5O_ainfo_t *ainfo,
const char *name);
H5_DLL herr_t H5A__dense_remove_by_idx(H5F_t *f, const H5O_ainfo_t *ainfo,
H5_index_t idx_type, H5_iter_order_t order, hsize_t n);
H5_DLL htri_t H5A__dense_exists(H5F_t *f, const H5O_ainfo_t *ainfo,
const char *name);
H5_DLL herr_t H5A__dense_delete(H5F_t *f, H5O_ainfo_t *ainfo);
/* Attribute table operations */
H5_DLL herr_t H5A__compact_build_table(H5F_t *f, H5O_t *oh, H5_index_t idx_type,
H5_iter_order_t order, H5A_attr_table_t *atable);
H5_DLL herr_t H5A__dense_build_table(H5F_t *f, const H5O_ainfo_t *ainfo,
H5_index_t idx_type, H5_iter_order_t order, H5A_attr_table_t *atable);
H5_DLL herr_t H5A__attr_iterate_table(const H5A_attr_table_t *atable,
hsize_t skip, hsize_t *last_attr, hid_t loc_id,
const H5A_attr_iter_op_t *attr_op, void *op_data);
H5_DLL herr_t H5A__attr_release_table(H5A_attr_table_t *atable);
/* Attribute operations */
H5_DLL herr_t H5O__attr_create(const H5O_loc_t *loc, H5A_t *attr);
H5_DLL H5A_t *H5O__attr_open_by_name(const H5O_loc_t *loc, const char *name);
H5_DLL H5A_t *H5O__attr_open_by_idx(const H5O_loc_t *loc, H5_index_t idx_type,
H5_iter_order_t order, hsize_t n);
H5_DLL herr_t H5O__attr_update_shared(H5F_t *f, H5O_t *oh, H5A_t *attr,
H5O_shared_t *sh_mesg);
H5_DLL herr_t H5O__attr_write(const H5O_loc_t *loc, H5A_t *attr);
H5_DLL herr_t H5O__attr_rename(const H5O_loc_t *loc, const char *old_name,
const char *new_name);
H5_DLL herr_t H5O__attr_iterate(hid_t loc_id, H5_index_t idx_type,
H5_iter_order_t order, hsize_t skip, hsize_t *last_attr,
const H5A_attr_iter_op_t *op, void *op_data);
H5_DLL herr_t H5O__attr_remove(const H5O_loc_t *loc, const char *name);
H5_DLL herr_t H5O__attr_remove_by_idx(const H5O_loc_t *loc, H5_index_t idx_type,
H5_iter_order_t order, hsize_t n);
H5_DLL htri_t H5O__attr_exists(const H5O_loc_t *loc, const char *name);
#ifndef H5_NO_DEPRECATED_SYMBOLS
H5_DLL int H5O__attr_count(const H5O_loc_t *loc);
#endif /* H5_NO_DEPRECATED_SYMBOLS */
H5_DLL H5A_t *H5A__attr_copy_file(const H5A_t *attr_src, H5F_t *file_dst, hbool_t *recompute_size,
H5O_copy_t *cpy_info);
H5_DLL herr_t H5A__attr_post_copy_file(const H5O_loc_t *src_oloc, const H5A_t *mesg_src,
H5O_loc_t *dst_oloc, const H5A_t *mesg_dst, H5O_copy_t *cpy_info);
H5_DLL herr_t H5A__dense_post_copy_file_all(const H5O_loc_t *src_oloc, const H5O_ainfo_t * ainfo_src,
H5O_loc_t *dst_oloc, H5O_ainfo_t *ainfo_dst, H5O_copy_t *cpy_info);
/* Testing functions */
#ifdef H5A_TESTING
H5_DLL htri_t H5A__is_shared_test(hid_t aid);
H5_DLL herr_t H5A__get_shared_rc_test(hid_t attr_id, hsize_t *ref_count);
#endif /* H5A_TESTING */
#endif /* _H5Apkg_H */
|
