#include <time.h>
#include <stddef.h>
#include <stdio.h>

#include "timer.h"
#include "locked.h"

static locked(time_t) rawtime;

void start_timer(void)
{
    lockx(&rawtime);
    time(&rawtime.value);
    unlockx(&rawtime);
}

void get_timer_string(char *output, size_t size)
{
    lockx(&rawtime);
    struct tm * timeinfo;
    
    timeinfo = localtime(&rawtime.value);
    
    snprintf(output, size, "[%02d %02d %d %02d:%02d:%02d]", timeinfo->tm_mday,
            timeinfo->tm_mon + 1, timeinfo->tm_year + 1900,
            timeinfo->tm_hour, timeinfo->tm_min, timeinfo->tm_sec);
    unlockx(&rawtime);
}