mirror of
https://github.com/drasko/open-ameba.git
synced 2024-11-27 16:50:29 +00:00
88 lines
2 KiB
C
88 lines
2 KiB
C
|
#include "cmsis_os.h"
|
||
|
|
#include <cJSON.h>
|
||
|
|
|
||
|
|
#undef malloc
|
||
|
|
#define malloc pvPortMalloc
|
||
|
|
|
||
|
|
#undef free
|
||
|
|
#define free vPortFree
|
||
|
|
|
||
|
|
/* The data structure for this example
|
||
|
|
|
||
|
|
{
|
||
|
|
"Motion_Sensor" : "i",
|
||
|
|
"Light" : {
|
||
|
|
"Red" : "0",
|
||
|
|
"Green" : "0",
|
||
|
|
"Blue" : "0",
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
*/
|
||
|
|
static void gen_json_data(int i, int r, int g, int b)
|
||
|
|
{
|
||
|
|
|
||
|
|
|
||
|
|
cJSON_Hooks memoryHook;
|
||
|
|
|
||
|
|
memoryHook.malloc_fn = malloc;
|
||
|
|
memoryHook.free_fn = free;
|
||
|
|
cJSON_InitHooks(&memoryHook);
|
||
|
|
|
||
|
|
|
||
|
|
cJSON *IOTJSObject = NULL, *colorJSObject = NULL;
|
||
|
|
char *iot_json = NULL;
|
||
|
|
|
||
|
|
if((IOTJSObject = cJSON_CreateObject()) != NULL) {
|
||
|
|
|
||
|
|
cJSON_AddItemToObject(IOTJSObject, "Motion_Sensor", cJSON_CreateNumber(i));
|
||
|
|
cJSON_AddItemToObject(IOTJSObject, "Light", colorJSObject = cJSON_CreateObject());
|
||
|
|
|
||
|
|
cJSON_AddItemToObject(colorJSObject, "Red", cJSON_CreateNumber(r));
|
||
|
|
cJSON_AddItemToObject(colorJSObject, "Green", cJSON_CreateNumber(g));
|
||
|
|
cJSON_AddItemToObject(colorJSObject, "Blue", cJSON_CreateNumber(b));
|
||
|
|
|
||
|
|
iot_json = cJSON_Print(IOTJSObject);
|
||
|
|
cJSON_Delete(IOTJSObject);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
static void handle_json_data(char *iot_json)
|
||
|
|
{
|
||
|
|
cJSON_Hooks memoryHook;
|
||
|
|
|
||
|
|
memoryHook.malloc_fn = malloc;
|
||
|
|
memoryHook.free_fn = free;
|
||
|
|
cJSON_InitHooks(&memoryHook);
|
||
|
|
|
||
|
|
|
||
|
|
cJSON *IOTJSObject, *sensorJSObject, *lightJSObject, *redJSObject, *greenJSObject, *blueJSObject;
|
||
|
|
int sensor_data, red, green, blue;
|
||
|
|
|
||
|
|
if((IOTJSObject = cJSON_Parse(iot_json)) != NULL) {
|
||
|
|
sensorJSObject = cJSON_GetObjectItem(IOTJSObject, "Motion_Sensor");
|
||
|
|
if(sensorJSObject)
|
||
|
|
sensor_data = sensorJSObject->valueint;
|
||
|
|
|
||
|
|
lightJSObject = cJSON_GetObjectItem(IOTJSObject, "Light");
|
||
|
|
|
||
|
|
if(lightJSObject){
|
||
|
|
redJSObject = cJSON_GetObjectItem(lightJSObject, "Red");
|
||
|
|
greenJSObject = cJSON_GetObjectItem(lightJSObject, "Green");
|
||
|
|
blueJSObject = cJSON_GetObjectItem(lightJSObject, "Blue");
|
||
|
|
|
||
|
|
if(redJSObject)
|
||
|
|
red = redJSObject->valueint;
|
||
|
|
if(greenJSObject)
|
||
|
|
green = greenJSObject->valueint;
|
||
|
|
if(blueJSObject)
|
||
|
|
blue = blueJSObject->valueint;
|
||
|
|
}
|
||
|
|
|
||
|
|
cJSON_Delete(IOTJSObject);
|
||
|
|
}
|
||
|
|
}
|