Function new_stat_series

modules/statistics/statistics.c:1003–1038

}

static struct stat_series *new_stat_series(struct stat_series_profile *profile, str *name)
{
	struct stat_series *ss;

	/* we should first check whether there is an overlapping statistic with
	 * this name, since we are not allowed to have that
	 */
	if (get_stat(name)) {
		LM_DBG("%.*s stat already exists!\n", name->len, name->s);
		return NULL;
	}

	ss = shm_malloc(sizeof *ss + name->len + 1 +
			profile->slots * sizeof (*ss->slots));
	if (!ss) {
		LM_ERR("could not allocate new stat series!\n");
		return NULL;
	}
	memset(ss, 0, sizeof (*ss));
	lock_init(&ss->lock);
	ss->profile = profile;
	ss->name = (char *)(ss + 1);
	memcpy(ss->name, name->s, name->len);
	ss->name[name->len] = 0;
	ss->slots = (union stat_series_slot *)(ss->name + name->len + 1);
	memset(ss->slots, 0, profile->slots * sizeof (*ss->slots));

	/* all good - register the stat now */
	if (register_stat2(profile->group.s, ss->name, (stat_var **)get_stat_series,
			STAT_NO_RESET|STAT_IS_FUNC, ss, 0) != 0) {
		LM_ERR("could not add dynamic statistic\n");
		stat_series_free(ss);
		return NULL;
	}
	return ss;
}

static int update_stat_series(struct stat_series *ss, int value)
{