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
|
/*
* (C) Copyright 2005- ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
#include "eccodes.h"
int main(int argc, char* argv[])
{
FILE* f;
int err = 0;
char infile[] = "../../data/reduced_gaussian_model_level.grib1";
codes_handle* h = NULL;
codes_context* c = codes_context_get_default();
codes_values values[4];
const int nvalues = sizeof(values)/sizeof(values[0]);
int i = 0;
char* name = NULL;
f = fopen(infile, "rb");
if (!f) {
perror(infile);
return 1;
}
h = codes_handle_new_from_file(c, f, PRODUCT_GRIB, &err);
if (!h) {
fprintf(stderr, "unable to create handle from file %s\n", infile);
return 1;
}
fclose(f);
values[i].type = CODES_TYPE_LONG;
values[i].name = "centre";
values[i].long_value = 98;
i++;
values[i].type = CODES_TYPE_DOUBLE;
values[i].name = "bitsPerValue";
values[i].double_value = 13;
i++;
values[i].type = CODES_TYPE_STRING;
values[i].name = "identifier";
values[i].string_value = "GRIB";
i++;
values[i].type = CODES_TYPE_LONG;
values[i].name = "level";
values[i].long_value = 2; /* Intentionally made different; actual level==1 */
err = codes_values_check(h, values, nvalues);
if (err) {
for (i = 0; i < nvalues; i++) {
printf("i=%d %s\n",i, values[i].name);
if (values[i].error == err) name = (char*)values[i].name;
}
fprintf(stderr, "Error: \"%s\" - %s\n", name, codes_get_error_message(err));
}
values[1].name = "levelll"; /* non-existent key */
err = codes_values_check(h, values, nvalues);
if (err) {
for (i = 0; i < nvalues; i++) {
if (values[i].error == err) name = (char*)values[i].name;
}
fprintf(stderr, "Error: \"%s\" - %s\n", name, codes_get_error_message(err));
}
codes_handle_delete(h);
return 0;
}
|
