static int vvalue_tvb_get8(tvbuff_t *tvb, int offset, void *val)
{
	guint64 *ui8 = (guint64*)val;
	*ui8 = tvb_get_letoh64(tvb, offset);
	return 8;
}
static int vvalue_tvb_get8(tvbuff_t *tvb, int offset, void *val)
{
	guint64 *ui8 = (guint64*)val;
	*ui8 = tvb_get_letoh64(tvb, offset);
	return 8;
}