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
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/****************/
/* Module Setup */
/****************/
#define H5O_FRIEND /*suppress error about including H5Opkg */
#include "H5SMmodule.h" /* This source code file is part of the H5SM module */
/***********/
/* Headers */
/***********/
#include "H5private.h" /* Generic Functions */
#include "H5Eprivate.h" /* Error handling */
#include "H5MMprivate.h" /* Memory management */
#include "H5Opkg.h" /* Object Headers */
#include "H5SMpkg.h" /* Shared object header messages */
/****************/
/* Local Macros */
/****************/
/******************/
/* Local Typedefs */
/******************/
/********************/
/* Local Prototypes */
/********************/
/* v2 B-tree callbacks */
static void * H5SM__bt2_crt_context(void *udata);
static herr_t H5SM__bt2_dst_context(void *ctx);
static herr_t H5SM__bt2_store(void *native, const void *udata);
static herr_t H5SM__bt2_debug(FILE *stream, int indent, int fwidth, const void *record, const void *_udata);
/*****************************/
/* Library Private Variables */
/*****************************/
/* v2 B-tree class for SOHM indexes*/
const H5B2_class_t H5SM_INDEX[1] = {{
/* B-tree class information */
H5B2_SOHM_INDEX_ID, /* Type of B-tree */
"H5B2_SOHM_INDEX_ID", /* Name of B-tree class */
sizeof(H5SM_sohm_t), /* Size of native record */
H5SM__bt2_crt_context, /* Create client callback context */
H5SM__bt2_dst_context, /* Destroy client callback context */
H5SM__bt2_store, /* Record storage callback */
H5SM__message_compare, /* Record comparison callback */
H5SM__message_encode, /* Record encoding callback */
H5SM__message_decode, /* Record decoding callback */
H5SM__bt2_debug /* Record debugging callback */
}};
/*******************/
/* Local Variables */
/*******************/
/* Declare a free list to manage the H5SM_bt2_ctx_t struct */
H5FL_DEFINE_STATIC(H5SM_bt2_ctx_t);
/*-------------------------------------------------------------------------
* Function: H5SM__bt2_crt_context
*
* Purpose: Create client callback context
*
* Return: Success: non-NULL
* Failure: NULL
*
* Programmer: Quincey Koziol
* Thursday, November 26, 2009
*
*-------------------------------------------------------------------------
*/
static void *
H5SM__bt2_crt_context(void *_f)
{
H5F_t * f = (H5F_t *)_f; /* User data for building callback context */
H5SM_bt2_ctx_t *ctx; /* Callback context structure */
void * ret_value = NULL; /* Return value */
FUNC_ENTER_STATIC
/* Sanity check */
HDassert(f);
/* Allocate callback context */
if (NULL == (ctx = H5FL_MALLOC(H5SM_bt2_ctx_t)))
HGOTO_ERROR(H5E_HEAP, H5E_CANTALLOC, NULL, "can't allocate callback context")
/* Determine the size of addresses & lengths in the file */
ctx->sizeof_addr = H5F_SIZEOF_ADDR(f);
/* Set return value */
ret_value = ctx;
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* H5SM__bt2_crt_context() */
/*-------------------------------------------------------------------------
* Function: H5SM__bt2_dst_context
*
* Purpose: Destroy client callback context
*
* Return: Success: non-negative
* Failure: negative
*
* Programmer: Quincey Koziol
* Thursday, November 26, 2009
*
*-------------------------------------------------------------------------
*/
static herr_t
H5SM__bt2_dst_context(void *_ctx)
{
H5SM_bt2_ctx_t *ctx = (H5SM_bt2_ctx_t *)_ctx; /* Callback context structure */
FUNC_ENTER_STATIC_NOERR
/* Sanity check */
HDassert(ctx);
/* Release callback context */
ctx = H5FL_FREE(H5SM_bt2_ctx_t, ctx);
FUNC_LEAVE_NOAPI(SUCCEED)
} /* H5SM__bt2_dst_context() */
/*-------------------------------------------------------------------------
* Function: H5SM__bt2_store
*
* Purpose: Store a H5SM_sohm_t SOHM message in the B-tree. The message
* comes in UDATA as a H5SM_mesg_key_t* and is copied to
* NATIVE as a H5SM_sohm_t.
*
* Return: Non-negative on success
* Negative on failure
*
* Programmer: James Laird
* Monday, November 6, 2006
*
*-------------------------------------------------------------------------
*/
static herr_t
H5SM__bt2_store(void *native, const void *udata)
{
const H5SM_mesg_key_t *key = (const H5SM_mesg_key_t *)udata;
FUNC_ENTER_STATIC_NOERR
/* Copy the source message to the B-tree */
*(H5SM_sohm_t *)native = key->message;
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5SM__bt2_store */
/*-------------------------------------------------------------------------
* Function: H5SM__bt2_debug
*
* Purpose: Print debugging information for a H5SM_sohm_t.
*
* Return: Non-negative on success
* Negative on failure
*
* Programmer: James Laird
* Monday, November 6, 2006
*
*-------------------------------------------------------------------------
*/
static herr_t
H5SM__bt2_debug(FILE *stream, int indent, int fwidth, const void *record, const void H5_ATTR_UNUSED *_udata)
{
const H5SM_sohm_t *sohm = (const H5SM_sohm_t *)record;
FUNC_ENTER_STATIC_NOERR
if (sohm->location == H5SM_IN_HEAP)
HDfprintf(stream, "%*s%-*s {%" PRIu64 ", %" PRIo32 ", %" PRIxHSIZE "}\n", indent, "", fwidth,
"Shared Message in heap:", sohm->u.heap_loc.fheap_id.val, sohm->hash,
sohm->u.heap_loc.ref_count);
else {
HDassert(sohm->location == H5SM_IN_OH);
HDfprintf(stream, "%*s%-*s {%" PRIuHADDR ", %" PRIo32 ", %x, %" PRIx32 "}\n", indent, "", fwidth,
"Shared Message in OH:", sohm->u.mesg_loc.oh_addr, sohm->hash, sohm->msg_type_id,
sohm->u.mesg_loc.index);
} /* end else */
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5SM__bt2_debug */
|
