// Update is called once per frame
void Update()
{
if (Time.frameCount % 60 == 0)
{
byte[] bytes = Encoding.UTF8.GetBytes("I am Server");
PackHead head = new PackHead();
head.MsgID = 1;
head.TimeStamp = DateTime.Now.Second;
head.PackLength = (short)bytes.Length;
SocketManager.Instance.Server.Send(head, bytes);
}
}
//创建数据包
public byte[] Packer(int msgID, byte[] bodyData)
{
PackHead head = new PackHead();
head.MsgID = msgID;
if (bodyData == null)
{
bodyData = new byte[0];
}
head.PackLength = (short)(Marshal.SizeOf(head) + bodyData.Length);
byte[] headData = SerializeUtil.ToPtr(head);
byte[] packData = new byte[headData.Length + bodyData.Length];
Array.Copy(headData, packData, headData.Length);
Array.Copy(bodyData, 0, packData, headData.Length, bodyData.Length);
return(packData);
}
//解析数据包
public void UnPack(byte[] data)
{
PackHead head = new PackHead();
int headLength = SerializeUtil.ToPtr(head).Length;
byte[] totalData = new byte[LeftBytes.Length + data.Length];
if (LeftBytes.Length > 0)
{
Array.Copy(LeftBytes, totalData, LeftBytes.Length);
}
Array.Copy(data, 0, totalData, LeftBytes.Length, data.Length);
if (totalData.Length < headLength)
{
//消息头不足
LeftBytes = totalData;
return;
}
byte[] headData = new byte[headLength];
Array.Copy(totalData, headData, headLength);
head = SerializeUtil.FromPtr <PackHead>(headData);
if (totalData.Length < head.PackLength)
{
//接受消息大小不足
LeftBytes = totalData;
return;
}
byte[] bodyData = new byte[head.PackLength - headLength];
Array.Copy(totalData, headLength, bodyData, 0, bodyData.Length);
//整包发送
SendPack(head, bodyData);
LeftBytes = new byte[totalData.Length - head.PackLength];
if (LeftBytes.Length > 0)
{
//发生粘包
Array.Copy(totalData, head.PackLength, LeftBytes, 0, LeftBytes.Length);
if (LeftBytes.Length >= headLength)
{
//采用递归进行再次拆包
UnPack(new byte[0]);
}
}
}
//发送消息体
public void SendPack(PackHead head, byte[] bodyData)
{
Debug.Log("接收消息ID：" + head.MsgID);
MsgManager.Instance.Dispatch(head.MsgID, bodyData);
}
