Function ipfw_check_object_name

tools/ipfw/ipfw2.c:2987–3008

};

int
ipfw_check_object_name(const char *name)
{
	int c, i, l;

	/*
	 * Check that name is null-terminated and contains
	 * valid symbols only. Valid mask is:
	 * [a-zA-Z0-9\-_\.]{1,63}
	 */
	l = strlen(name);
	if (l == 0 || l >= 64)
		return (EINVAL);
	for (i = 0; i < l; i++) {
		c = name[i];
		if (isalpha(c) || isdigit(c) || c == '_' ||
		    c == '-' || c == '.')
			continue;
		return (EINVAL);
	}
	return (0);
}

static const char *default_state_name = "default";