#include "libmetrics.h"#include "libmymetrics.h"#include <libsens.h>void mymetric_init(){ 	metric_init();}unsigned int get_metrics(char* metricvalue, unsigned int index){	g_val_t val;	switch(index)	{		case 0:			{				val = getmacaddr_func();				if(sizeof(metricvalue) < 20){					printf("metricvalue is too short.\n");					//return 1;				}				sprintf(metricvalue,"%s",val.str);			}			break;		case 1:			{				val = cpu_speed_func();				if(sizeof(metricvalue) < 10){					printf("metricvalue is too short.\n");					//return 1;				}				sprintf(metricvalue,"%6.2f",val.d);			}			break;		default:			printf("metricname is not correct.\n");			break;	}	return 0;}