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71 lines
1.0 KiB
C
71 lines
1.0 KiB
C
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/*
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* malloc-free JSON parser for Arduino
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* Benoit Blanchon 2014
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* MIT License
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*/
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#ifndef __JSONPARSER_H
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#define __JSONPARSER_H
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#include "JsonHashTable.h"
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#include "JsonArray.h"
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class JsonParserBase
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{
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public:
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JsonArray parseArray(char* json)
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{
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if (!parse(json) || tokens[0].type != JSMN_ARRAY)
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return JsonArray();
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return JsonArray(json, tokens);
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}
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JsonHashTable parseHashTable(char* json)
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{
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if (!parse(json) || tokens[0].type != JSMN_OBJECT)
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return JsonHashTable();
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return JsonHashTable(json, tokens);
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}
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protected:
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JsonParserBase(jsmntok_t* tokens, int maxTokenCount)
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{
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this->maxTokenCount = maxTokenCount;
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this->tokens = tokens;
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jsmn_init(&parser);
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}
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bool parse(char* json);
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private:
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char* buffer;
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jsmn_parser parser;
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int maxTokenCount;
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jsmntok_t* tokens;
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};
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template <int N>
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class JsonParser : public JsonParserBase
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{
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public:
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JsonParser()
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: JsonParserBase(tokens, N)
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{
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}
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private:
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jsmntok_t tokens[N];
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};
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#endif
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