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
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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 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://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5Gprivate.h
* Jul 11 1997
* Robb Matzke <matzke@llnl.gov>
*
* Purpose: Library-visible declarations.
*
*-------------------------------------------------------------------------
*/
#ifndef _H5Gprivate_H
#define _H5Gprivate_H
/* Include package's public header */
#include "H5Gpublic.h"
/* Private headers needed by this file */
#include "H5private.h" /* Generic Functions */
#include "H5Bprivate.h" /* B-trees */
#include "H5Fprivate.h" /* File access */
#include "H5RSprivate.h" /* Reference-counted strings */
/*
* Define this to enable debugging.
*/
#ifdef NDEBUG
# undef H5G_DEBUG
#endif
#define H5G_NODE_MAGIC "SNOD" /*symbol table node magic number */
#define H5G_NODE_SIZEOF_MAGIC 4 /*sizeof symbol node magic number */
/*
* The disk size for a symbol table entry...
*/
#define H5G_SIZEOF_SCRATCH 16
#define H5G_SIZEOF_ENTRY(F) \
(H5F_SIZEOF_SIZE(F) + /*offset of name into heap */ \
H5F_SIZEOF_ADDR(F) + /*address of object header */ \
4 + /*entry type */ \
4 + /*reserved */ \
H5G_SIZEOF_SCRATCH) /*scratch pad space */
/* ========= Group Creation properties ============ */
/* Defaults for link info values */
#define H5G_CRT_LINFO_INDEX_CORDER FALSE
#define H5G_CRT_LINFO_NLINKS 0
#define H5G_CRT_LINFO_MIN_CORDER 0
#define H5G_CRT_LINFO_MAX_CORDER 0
#define H5G_CRT_LINFO_LINK_FHEAP_ADDR HADDR_UNDEF
#define H5G_CRT_LINFO_NAME_BT2_ADDR HADDR_UNDEF
#define H5G_CRT_LINFO_CORDER_BT2_ADDR HADDR_UNDEF
/* Definitions for link info settings */
#define H5G_CRT_LINK_INFO_NAME "link info"
#define H5G_CRT_LINK_INFO_SIZE sizeof(H5O_linfo_t)
#define H5G_CRT_LINK_INFO_DEF {H5G_CRT_LINFO_INDEX_CORDER, \
H5G_CRT_LINFO_MIN_CORDER, \
H5G_CRT_LINFO_MAX_CORDER, \
H5G_CRT_LINFO_CORDER_BT2_ADDR, \
H5G_CRT_LINFO_NLINKS, \
H5G_CRT_LINFO_LINK_FHEAP_ADDR, \
H5G_CRT_LINFO_NAME_BT2_ADDR \
}
/* Defaults for group info values */
#define H5G_CRT_GINFO_LHEAP_SIZE_HINT 0
#define H5G_CRT_GINFO_TRACK_CORDER FALSE
#define H5G_CRT_GINFO_MAX_COMPACT 8
#define H5G_CRT_GINFO_MIN_DENSE 6
#define H5G_CRT_GINFO_EST_NUM_ENTRIES 4
#define H5G_CRT_GINFO_EST_NAME_LEN 8
/* Definitions for group info settings */
#define H5G_CRT_GROUP_INFO_NAME "group info"
#define H5G_CRT_GROUP_INFO_SIZE sizeof(H5O_ginfo_t)
#define H5G_CRT_GROUP_INFO_DEF {H5G_CRT_GINFO_LHEAP_SIZE_HINT, \
H5G_CRT_GINFO_TRACK_CORDER, \
H5G_CRT_GINFO_MAX_COMPACT, \
H5G_CRT_GINFO_MIN_DENSE, \
H5G_CRT_GINFO_EST_NUM_ENTRIES, \
H5G_CRT_GINFO_EST_NAME_LEN \
}
/* Type of operation being performed for call to H5G_name_replace() */
typedef enum {
H5G_NAME_MOVE = 0, /* H5*move call */
H5G_NAME_DELETE, /* H5Ldelete call */
H5G_NAME_MOUNT, /* H5Fmount call */
H5G_NAME_UNMOUNT /* H5Funmount call */
} H5G_names_op_t;
/* Status returned from traversal callbacks; whether the object location
* or group location need to be closed */
#define H5G_OWN_NONE 0
#define H5G_OWN_OBJ_LOC 1
#define H5G_OWN_GRP_LOC 2
#define H5G_OWN_BOTH 3
typedef int H5G_own_loc_t;
/* Structure to store information about the name an object was opened with */
typedef struct {
H5RS_str_t *full_path_r; /* Path to object, as seen from root of current file mounting hierarchy */
H5RS_str_t *user_path_r; /* Path to object, as opened by user */
unsigned obj_hidden; /* Whether the object is visible in group hier. */
} H5G_name_t;
/* Forward declarations (for prototypes & struct definitions) */
struct H5P_genplist_t;
struct H5O_loc_t;
struct H5O_t;
/*
* The "location" of an object in a group hierarchy. This points to an object
* location and a group hierarchy path for the object.
*/
typedef struct {
struct H5O_loc_t *oloc; /* Object header location */
H5G_name_t *path; /* Group hierarchy path */
} H5G_loc_t;
typedef struct H5G_t H5G_t;
typedef struct H5G_shared_t H5G_shared_t;
/*
* Library prototypes... These are the ones that other packages routinely
* call.
*/
H5_DLL herr_t H5G_mkroot(H5F_t *f, hid_t dxpl_id, H5G_loc_t *root_loc);
H5_DLL struct H5O_loc_t *H5G_oloc(H5G_t *grp);
H5_DLL H5G_t *H5G_rootof(H5F_t *f);
H5_DLL H5G_name_t * H5G_nameof(H5G_t *grp);
H5_DLL H5F_t *H5G_fileof(H5G_t *grp);
H5_DLL herr_t H5G_free(H5G_t *grp);
H5_DLL H5G_t *H5G_open(H5G_loc_t *loc, hid_t dxpl_id);
H5_DLL herr_t H5G_close(H5G_t *grp);
H5_DLL herr_t H5G_insertion_loc(H5G_loc_t *src_loc, const char *name,
H5G_loc_t *insertion_loc/*out*/, hid_t dxpl_id);
H5_DLL herr_t H5G_free_grp_name(H5G_t *grp);
H5_DLL herr_t H5G_get_shared_count(H5G_t *grp);
H5_DLL herr_t H5G_mount(H5G_t *grp);
H5_DLL herr_t H5G_unmount(H5G_t *grp);
H5_DLL H5G_obj_t H5G_map_obj_type(H5O_type_t obj_type);
/*
* These functions operate on symbol table nodes.
*/
H5_DLL herr_t H5G_node_close(const H5F_t *f);
H5_DLL herr_t H5G_node_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
int indent, int fwidth, haddr_t heap);
/*
* These functions operate on group object locations.
*/
H5_DLL herr_t H5G_obj_ent_decode(H5F_t *f, const uint8_t **pp,
struct H5O_loc_t *oloc);
H5_DLL herr_t H5G_obj_ent_encode(const H5F_t *f, uint8_t **pp,
const struct H5O_loc_t *oloc);
/*
* These functions operate on group hierarchy names.
*/
H5_DLL herr_t H5G_name_replace(H5G_obj_t type, H5F_t *src_file,
H5RS_str_t *src_full_path_r, H5RS_str_t *new_name, H5F_t *dst_file,
H5RS_str_t *dst_full_path_r, H5G_names_op_t op);
H5_DLL herr_t H5G_name_reset(H5G_name_t *name);
H5_DLL herr_t H5G_name_copy(H5G_name_t *dst, const H5G_name_t *src, H5_copy_depth_t depth);
H5_DLL herr_t H5G_name_free(H5G_name_t *name);
H5_DLL ssize_t H5G_get_name(hid_t id, char *name/*out*/, size_t size, hid_t dxpl_id);
H5_DLL ssize_t H5G_get_refobj_name(hid_t fid, hid_t dxpl_id,
const struct H5O_loc_t *loc, char* name, size_t size);
/*
* These functions operate on group "locations"
*/
H5_DLL herr_t H5G_loc(hid_t loc_id, H5G_loc_t *loc);
H5_DLL herr_t H5G_loc_find(const H5G_loc_t *loc, const char *name,
H5G_loc_t *obj_loc/*out*/, hid_t lapl_id, hid_t dxpl_id);
H5_DLL herr_t H5G_loc_find_by_idx(H5G_loc_t *loc, const char *group_name,
H5_index_t idx_type, H5_iter_order_t order, hsize_t n,
H5G_loc_t *obj_loc/*out*/, hid_t lapl_id, hid_t dxpl_id);
H5_DLL herr_t H5G_loc_info(H5G_loc_t *loc, const char *name, H5O_info_t *oinfo/*out*/,
hid_t lapl_id, hid_t dxpl_id);
H5_DLL herr_t H5G_loc_reset(H5G_loc_t *loc);
H5_DLL herr_t H5G_loc_free(H5G_loc_t *loc);
#endif /* _H5Gprivate_H */
|
