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
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* File/dataset generator for VDS use case 3
*
* See the header file for a description.
*/
#include <stdlib.h>
#include <string.h>
#include <hdf5.h>
#include "UC_common.h"
#include "UC_3.h"
/* Create the VDS that uses use case 1 files */
static herr_t
create_3_1_vds(void)
{
hid_t src_sid = -1; /* source dataset's dataspace ID */
hid_t vds_sid = -1; /* VDS dataspace ID */
hid_t vds_dcplid = -1; /* VDS dataset property list ID */
hid_t fid = -1; /* HDF5 file ID */
hid_t did = -1; /* dataset ID */
hsize_t start[RANK]; /* source starting point for hyperslab */
hsize_t position[RANK]; /* vds mapping positions */
int i; /* iterator */
/* Create VDS dcpl */
if((vds_dcplid = H5Pcreate(H5P_DATASET_CREATE)) < 0)
UC_ERROR
if(H5Pset_fill_value(vds_dcplid, UC_31_VDS_DATATYPE,
&UC_3_VDS_FILL_VALUE) < 0)
UC_ERROR
/* Create VDS dataspace */
if((vds_sid = H5Screate_simple(RANK, UC_31_VDS_DIMS,
UC_31_VDS_MAX_DIMS)) < 0)
UC_ERROR
/* Set starting positions */
start[0] = 0;
start[1] = 0;
start[2] = 0;
position[0] = 0;
position[1] = UC_31_GAP;
position[2] = 0;
/******************************
* Create source-VDS mappings *
******************************/
for(i = 0; i < UC_1_N_SOURCES; i++) {
if((src_sid = H5Screate_simple(RANK, UC_1_DIMS[i],
UC_1_MAX_DIMS[i])) < 0)
UC_ERROR
/* set up hyperslabs for source and destination datasets */
if(H5Sselect_hyperslab(src_sid, H5S_SELECT_SET, start, NULL,
UC_1_MAX_DIMS[i], NULL) < 0)
UC_ERROR
if(H5Sselect_hyperslab(vds_sid, H5S_SELECT_SET, position,
NULL, UC_1_MAX_DIMS[i], NULL) < 0)
UC_ERROR
position[1] += UC_1_DIMS[i][1] + UC_31_GAP;
/* Add VDS mapping */
if(H5Pset_virtual(vds_dcplid, vds_sid, UC_1_FILE_NAMES[i],
UC_1_SOURCE_DSET_PATH, src_sid) < 0)
UC_ERROR
if(H5Sclose(src_sid) < 0)
UC_ERROR
} /* end for */
/*******************************
* Create VDS file and dataset *
*******************************/
/* file */
if((fid = H5Fcreate(UC_31_VDS_FILE_NAME, H5F_ACC_TRUNC,
H5P_DEFAULT, H5P_DEFAULT)) < 0)
UC_ERROR
/* dataset */
if((did = H5Dcreate2(fid, UC_3_VDS_DSET_NAME, UC_31_VDS_DATATYPE, vds_sid,
H5P_DEFAULT, vds_dcplid, H5P_DEFAULT)) < 0)
UC_ERROR
/* close */
if(H5Pclose(vds_dcplid) < 0)
UC_ERROR
if(H5Sclose(vds_sid) < 0)
UC_ERROR
if(H5Dclose(did) < 0)
UC_ERROR
if(H5Fclose(fid) < 0)
UC_ERROR
return 0;
error:
H5E_BEGIN_TRY {
if(vds_sid >= 0)
(void)H5Sclose(vds_sid);
if(vds_dcplid >= 0)
(void)H5Pclose(vds_dcplid);
if(fid >= 0)
(void)H5Fclose(fid);
if(did >= 0)
(void)H5Dclose(did);
} H5E_END_TRY
return -1;
} /* end create_3_1_vds() */
/* Create the VDS that uses use case 2 files */
static herr_t
create_3_2_vds(void)
{
hid_t src_sid = -1; /* source dataset's dataspace ID */
hid_t vds_sid = -1; /* VDS dataspace ID */
hid_t vds_dcplid = -1; /* VDS dataset property list ID */
hid_t fid = -1; /* HDF5 file ID */
hid_t did = -1; /* dataset ID */
hsize_t start[RANK]; /* source starting point for hyperslab */
int i; /* iterator */
/* Create VDS dcpl */
if((vds_dcplid = H5Pcreate(H5P_DATASET_CREATE)) < 0)
UC_ERROR
if(H5Pset_fill_value(vds_dcplid, UC_32_VDS_DATATYPE,
&UC_3_VDS_FILL_VALUE) < 0)
UC_ERROR
/* Create VDS dataspace */
if((vds_sid = H5Screate_simple(RANK, UC_32_VDS_DIMS,
UC_32_VDS_MAX_DIMS)) < 0)
UC_ERROR
/* Set starting positions */
start[0] = 0;
start[1] = 0;
start[2] = 0;
/******************************
* Create source-VDS mappings *
******************************/
for(i = 0; i < UC_2_N_SOURCES; i++) {
if((src_sid = H5Screate_simple(RANK, UC_2_DIMS[i],
UC_2_MAX_DIMS[i])) < 0)
UC_ERROR
/* set up hyperslabs for source and destination datasets */
if(H5Sselect_hyperslab(src_sid, H5S_SELECT_SET, start, NULL,
UC_2_MAX_DIMS[i], NULL) < 0)
UC_ERROR
if(H5Sselect_hyperslab(vds_sid, H5S_SELECT_SET, UC_32_POSITIONS[i],
NULL, UC_2_MAX_DIMS[i], NULL) < 0)
UC_ERROR
/* Add VDS mapping */
if(H5Pset_virtual(vds_dcplid, vds_sid, UC_2_FILE_NAMES[i],
UC_2_SOURCE_DSET_PATH, src_sid) < 0)
UC_ERROR
if(H5Sclose(src_sid) < 0)
UC_ERROR
} /* end for */
/*******************************
* Create VDS file and dataset *
*******************************/
/* file */
if((fid = H5Fcreate(UC_32_VDS_FILE_NAME, H5F_ACC_TRUNC,
H5P_DEFAULT, H5P_DEFAULT)) < 0)
UC_ERROR
/* dataset */
if((did = H5Dcreate2(fid, UC_3_VDS_DSET_NAME, UC_32_VDS_DATATYPE, vds_sid,
H5P_DEFAULT, vds_dcplid, H5P_DEFAULT)) < 0)
UC_ERROR
/* close */
if(H5Pclose(vds_dcplid) < 0)
UC_ERROR
if(H5Sclose(vds_sid) < 0)
UC_ERROR
if(H5Dclose(did) < 0)
UC_ERROR
if(H5Fclose(fid) < 0)
UC_ERROR
return 0;
error:
H5E_BEGIN_TRY {
if(vds_sid >= 0)
(void)H5Sclose(vds_sid);
if(vds_dcplid >= 0)
(void)H5Pclose(vds_dcplid);
if(fid >= 0)
(void)H5Fclose(fid);
if(did >= 0)
(void)H5Dclose(did);
} H5E_END_TRY
return -1;
} /* end create_3_2_vds() */
int
main(void)
{
if(create_3_1_vds() < 0)
UC_ERROR
if(create_3_2_vds() < 0)
UC_ERROR
return EXIT_SUCCESS;
error:
return EXIT_FAILURE;
} /* end main() */
|
