blob: 35ba7b793cc53e9dfce3896a483468f1cf1f6281 (
plain)
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
|
/* JSON query
* ZZJSON - Copyright (C) 2008 by Ivo van Poorten
* License: GNU Lesser General Public License version 2.1
*/
#include "zzjson.h"
#include <string.h>
#include <stdarg.h>
ZZJSON *zzjson_object_find_label(ZZJSON *zzjson, char *label) {
if (zzjson->type != ZZJSON_OBJECT) return NULL;
while (zzjson) {
char *string = zzjson->value.object.label;
if (zzjson->type != ZZJSON_OBJECT) return NULL;
if (!string) return NULL;
if (!strcmp(string, label))
return zzjson->value.object.val;
zzjson = zzjson->next;
}
return NULL;
}
ZZJSON *zzjson_object_find_labels(ZZJSON *zzjson, ...) {
va_list ap;
char *lbl;
va_start(ap, zzjson);
lbl = va_arg(ap, char *);
while (lbl) {
zzjson = zzjson_object_find_label(zzjson, lbl);
if (!zzjson) break;
lbl = va_arg(ap, char *);
}
va_end(ap);
return zzjson;
}
unsigned int zzjson_object_count(ZZJSON *zzjson) {
unsigned int count = 1;
if (zzjson->type != ZZJSON_OBJECT) return 0;
if (!zzjson->value.object.label) return 0; /* empty { } */
while ((zzjson = zzjson->next)) count++;
return count;
}
unsigned int zzjson_array_count(ZZJSON *zzjson) {
unsigned int count = 1;
if (zzjson->type != ZZJSON_ARRAY) return 0;
if (!zzjson->value.array.val) return 0; /* empty [ ] */
while ((zzjson = zzjson->next)) count++;
return count;
}
|