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
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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: H5Ocont.c
* Aug 6 1997
* Robb Matzke <matzke@llnl.gov>
*
* Purpose: The object header continuation message. This
* message is only generated and read from within
* the H5O package. Therefore, do not change
* any definitions in this file!
*
*-------------------------------------------------------------------------
*/
#define H5O_PACKAGE /*suppress error about including H5Opkg */
#include "H5private.h" /* Generic Functions */
#include "H5Eprivate.h" /* Error handling */
#include "H5FLprivate.h" /* Free Lists */
#include "H5MFprivate.h" /* File memory management */
#include "H5Opkg.h" /* Object headers */
/* PRIVATE PROTOTYPES */
static void *H5O_cont_decode(H5F_t *f, hid_t dxpl_id, unsigned mesg_flags,
unsigned *ioflags, const uint8_t *p);
static herr_t H5O_cont_encode(H5F_t *f, hbool_t disable_shared, uint8_t *p, const void *_mesg);
static size_t H5O_cont_size(const H5F_t *f, hbool_t disable_shared, const void *_mesg);
static herr_t H5O_cont_free(void *mesg);
static herr_t H5O_cont_delete(H5F_t *f, hid_t dxpl_id, H5O_t *open_oh, void *_mesg);
static herr_t H5O_cont_debug(H5F_t *f, hid_t dxpl_id, const void *_mesg, FILE * stream,
int indent, int fwidth);
/* This message derives from H5O message class */
const H5O_msg_class_t H5O_MSG_CONT[1] = {{
H5O_CONT_ID, /*message id number */
"hdr continuation", /*message name for debugging */
sizeof(H5O_cont_t), /*native message size */
0, /* messages are sharable? */
H5O_cont_decode, /*decode message */
H5O_cont_encode, /*encode message */
NULL, /*no copy method */
H5O_cont_size, /*size of header continuation */
NULL, /*reset method */
H5O_cont_free, /* free method */
H5O_cont_delete, /* file delete method */
NULL, /* link method */
NULL, /*set share method */
NULL, /*can share method */
NULL, /* pre copy native value to file */
NULL, /* copy native value to file */
NULL, /* post copy native value to file */
NULL, /* get creation index */
NULL, /* set creation index */
H5O_cont_debug /*debugging */
}};
/* Declare the free list for H5O_cont_t's */
H5FL_DEFINE(H5O_cont_t);
/*-------------------------------------------------------------------------
* Function: H5O_cont_decode
*
* Purpose: Decode the raw header continuation message.
*
* Return: Success: Ptr to the new native message
*
* Failure: NULL
*
* Programmer: Robb Matzke
* matzke@llnl.gov
* Aug 6 1997
*
*-------------------------------------------------------------------------
*/
static void *
H5O_cont_decode(H5F_t *f, hid_t UNUSED dxpl_id, unsigned UNUSED mesg_flags,
unsigned UNUSED *ioflags, const uint8_t *p)
{
H5O_cont_t *cont = NULL;
void *ret_value;
FUNC_ENTER_NOAPI_NOINIT(H5O_cont_decode)
/* check args */
HDassert(f);
HDassert(p);
/* Allocate space for the message */
if(NULL == (cont = H5FL_MALLOC(H5O_cont_t)))
HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed");
/* Decode */
H5F_addr_decode(f, &p, &(cont->addr));
H5F_DECODE_LENGTH(f, p, cont->size);
cont->chunkno = 0;
/* Set return value */
ret_value = cont;
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5O_cont_decode() */
/*-------------------------------------------------------------------------
* Function: H5O_cont_encode
*
* Purpose: Encodes a continuation message.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* matzke@llnl.gov
* Aug 7 1997
*
*-------------------------------------------------------------------------
*/
static herr_t
H5O_cont_encode(H5F_t *f, hbool_t UNUSED disable_shared, uint8_t *p, const void *_mesg)
{
const H5O_cont_t *cont = (const H5O_cont_t *) _mesg;
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5O_cont_encode)
/* check args */
HDassert(f);
HDassert(p);
HDassert(cont);
HDassert(H5F_addr_defined(cont->addr));
HDassert(cont->size > 0);
/* encode */
H5F_addr_encode(f, &p, cont->addr);
H5F_ENCODE_LENGTH(f, p, cont->size);
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5O_cont_encode() */
/*-------------------------------------------------------------------------
* Function: H5O_cont_size
*
* Purpose: Returns the size of the raw message in bytes not counting
* the message type or size fields, but only the data fields.
* This function doesn't take into account alignment.
*
* Return: Success: Message data size in bytes without alignment.
*
* Failure: zero
*
* Programmer: Quincey Koziol
* koziol@ncsa.uiuc.edu
* Sep 6 2005
*
*-------------------------------------------------------------------------
*/
static size_t
H5O_cont_size(const H5F_t *f, hbool_t UNUSED disable_shared, const void UNUSED *_mesg)
{
size_t ret_value; /* Return value */
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5O_cont_size)
/* Set return value */
ret_value = H5F_SIZEOF_ADDR(f) + /* Continuation header address */
H5F_SIZEOF_SIZE(f); /* Continuation header length */
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5O_cont_size() */
/*-------------------------------------------------------------------------
* Function: H5O_cont_free
*
* Purpose: Free's the message
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* Monday, November 15, 2004
*
*-------------------------------------------------------------------------
*/
static herr_t
H5O_cont_free(void *mesg)
{
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5O_cont_free)
HDassert(mesg);
H5FL_FREE(H5O_cont_t, mesg);
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5O_cont_free() */
/*-------------------------------------------------------------------------
* Function: H5O_cont_delete
*
* Purpose: Free file space referenced by message
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* Monday, October 10, 2005
*
*-------------------------------------------------------------------------
*/
static herr_t
H5O_cont_delete(H5F_t *f, hid_t dxpl_id, H5O_t UNUSED *open_oh, void *_mesg)
{
H5O_cont_t *mesg = (H5O_cont_t *) _mesg;
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI_NOINIT(H5O_cont_delete)
/* check args */
HDassert(f);
HDassert(mesg);
/* Release space for chunk */
if(H5MF_xfree(f, H5FD_MEM_OHDR, dxpl_id, mesg->addr, (hsize_t)mesg->size) < 0)
HGOTO_ERROR(H5E_OHDR, H5E_CANTFREE, FAIL, "unable to free object header chunk")
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5O_cont_delete() */
/*-------------------------------------------------------------------------
* Function: H5O_cont_debug
*
* Purpose: Prints debugging info.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* matzke@llnl.gov
* Aug 6 1997
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static herr_t
H5O_cont_debug(H5F_t UNUSED *f, hid_t UNUSED dxpl_id, const void *_mesg, FILE * stream,
int indent, int fwidth)
{
const H5O_cont_t *cont = (const H5O_cont_t *) _mesg;
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5O_cont_debug)
/* check args */
HDassert(f);
HDassert(cont);
HDassert(stream);
HDassert(indent >= 0);
HDassert(fwidth >= 0);
HDfprintf(stream, "%*s%-*s %a\n", indent, "", fwidth,
"Continuation address:", cont->addr);
HDfprintf(stream, "%*s%-*s %lu\n", indent, "", fwidth,
"Continuation size in bytes:",
(unsigned long) (cont->size));
HDfprintf(stream, "%*s%-*s %d\n", indent, "", fwidth,
"Points to chunk number:",
(int) (cont->chunkno));
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5O_cont_debug() */
|
