/// <summary>
/// 时间戳检查(可以防止客户端游戏过程中修改时间)
/// </summary>
/// <param name="context"></param>
/// <param name="time"></param>
/// <returns></returns>
bool CheckTime(IChannelHandlerContext context, long time)
{
var _time = context.Channel.GetAttribute(LAST_RECV_TIME).Get();
if (_time != null)
{
long lastTime = _time.value;
if (lastTime > time)
{
LOGGER.Error("时间戳出错，time=" + time + ", lastTime=" + lastTime + " " + context);
return(false);
}
_time.value = time;
}
else
{
_time = new OneParam <long>(time);
}
context.Channel.GetAttribute(LAST_RECV_TIME).Set(_time);
return(true);
}
bool CheckMagicNumber(IChannelHandlerContext context, int order, int msgLen)
{
order ^= (0x1234 << 8);
order ^= msgLen;
var _order = context.Channel.GetAttribute(LAST_RECV_ORDER).Get();
if (_order != null)
{
int lastOrder = _order.value;
if (order != lastOrder + 1)
{
LOGGER.Error("包序列出错, order=" + order + ", lastOrder=" + lastOrder);
return(false);
}
_order.value = order;
}
else
{
_order = new OneParam <int>(order);
}
context.Channel.GetAttribute(LAST_RECV_ORDER).Set(_order);
return(true);
}
