//解析数据包
public void UnPack(byte[] data)
{
PackHead head = new PackHead();
int headLength = SerializeUtil.ToPtr(head).Length;
int packLength = 0;
byte[] totalData = new byte[LeftBytes.Length + data.Length];
if (LeftBytes.Length > 0)
{
Array.Copy(LeftBytes, 0, totalData, 0, 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);
packLength = head.BodyLength + headLength;
if (totalData.Length < packLength)
{
//接受消息大小不足
LeftBytes = totalData;
return;
}
byte[] bodyData = new byte[head.BodyLength];
Array.Copy(totalData, headLength, bodyData, 0, bodyData.Length);
//整包发送
SendPack(head, bodyData);
LeftBytes = new byte[totalData.Length - packLength];
if (LeftBytes.Length > 0)
{
//发生粘包
Array.Copy(totalData, packLength, LeftBytes, 0, LeftBytes.Length);
if (LeftBytes.Length >= headLength)
{
//采用递归进行再次拆包
UnPack(new byte[0]);
}
}
}
