Last change
on this file was
e16e8f2,
checked in by Edwin Eefting <edwin@datux.nl>, 3 years ago
|
bootstuff
|
-
Property mode set to
100644
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File size:
1.4 KB
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Rev | Line | |
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[e16e8f2] | 1 | /* JSON query |
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| 2 | * ZZJSON - Copyright (C) 2008 by Ivo van Poorten |
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| 3 | * License: GNU Lesser General Public License version 2.1 |
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| 4 | */ |
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| 5 | |
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| 6 | #include "zzjson.h" |
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| 7 | #include <string.h> |
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| 8 | #include <stdarg.h> |
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| 9 | |
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| 10 | ZZJSON *zzjson_object_find_label(ZZJSON *zzjson, char *label) { |
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| 11 | if (zzjson->type != ZZJSON_OBJECT) return NULL; |
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| 12 | |
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| 13 | while (zzjson) { |
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| 14 | char *string = zzjson->value.object.label; |
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| 15 | |
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| 16 | if (zzjson->type != ZZJSON_OBJECT) return NULL; |
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| 17 | if (!string) return NULL; |
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| 18 | |
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| 19 | if (!strcmp(string, label)) |
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| 20 | return zzjson->value.object.val; |
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| 21 | zzjson = zzjson->next; |
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| 22 | } |
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| 23 | return NULL; |
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| 24 | } |
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| 25 | |
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| 26 | ZZJSON *zzjson_object_find_labels(ZZJSON *zzjson, ...) { |
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| 27 | va_list ap; |
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| 28 | char *lbl; |
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| 29 | |
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| 30 | va_start(ap, zzjson); |
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| 31 | lbl = va_arg(ap, char *); |
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| 32 | while (lbl) { |
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| 33 | zzjson = zzjson_object_find_label(zzjson, lbl); |
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| 34 | if (!zzjson) break; |
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| 35 | lbl = va_arg(ap, char *); |
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| 36 | } |
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| 37 | va_end(ap); |
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| 38 | |
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| 39 | return zzjson; |
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| 40 | } |
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| 41 | |
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| 42 | unsigned int zzjson_object_count(ZZJSON *zzjson) { |
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| 43 | unsigned int count = 1; |
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| 44 | |
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| 45 | if (zzjson->type != ZZJSON_OBJECT) return 0; |
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| 46 | if (!zzjson->value.object.label) return 0; /* empty { } */ |
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| 47 | |
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| 48 | while ((zzjson = zzjson->next)) count++; |
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| 49 | |
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| 50 | return count; |
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| 51 | } |
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| 52 | |
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| 53 | unsigned int zzjson_array_count(ZZJSON *zzjson) { |
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| 54 | unsigned int count = 1; |
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| 55 | |
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| 56 | if (zzjson->type != ZZJSON_ARRAY) return 0; |
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| 57 | if (!zzjson->value.array.val) return 0; /* empty [ ] */ |
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| 58 | |
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| 59 | while ((zzjson = zzjson->next)) count++; |
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| 60 | |
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| 61 | return count; |
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| 62 | } |
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| 63 | |
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