cjosn test

cjson.test.c

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <inttypes.h>

#include "cJSON.h"

char* parseUint32(uint32_t num){
	char b[30];
	int len = sprintf(b, "%u", num);
	char *p = (char*)malloc(sizeof(char)*len);
	strcpy(p, b);
	return p;
}

char* pack_json(int argc, const char** argv){
	cJSON* root = cJSON_CreateObject();
	cJSON* params = cJSON_CreateStringArray(argv, argc);
	cJSON_AddItemToObject(root, "params", params);
	char* result = cJSON_Print(root);
	cJSON_Delete(root);
	return result;
}

void printJson(int argc, const char** argv){
	char* jsonStr = pack_json(argc, argv);
	printf("%s\n", jsonStr);
	free(jsonStr);
}

void test(){
	const char** params = malloc(3*sizeof(char*));
	char** p = (char**)params;
	*p = parseUint32(1);
	p++;
	*p = parseUint32(2);
	p++;
	*p = parseUint32(3);

	printJson(3,params);
  
	p = (char**)params;
	for(int i=0; i< 3; i++,p++){
    	free(*p);
	}
	free(params);
}

int main(int argc, char** argv){
    for(int i=0;i<100;i++){
        test();
    }
    printf("\n");
    return 0;
}