private int SendBuffer(NetBuffer buffer, bool isReSend)
{
//进行加密
if (m_Cryptor != null)
{
if (!isReSend)
{
m_Cryptor.Encrypt(buffer.GetBytes(), buffer.Length);
}
}
//写入CheckSum
if (m_UseCheckSum_Send)
{
if (isReSend)
{
FSPCryptor.ModifyCheckSum(buffer);
}
else
{
FSPCryptor.AddCheckSum(buffer);
}
}
if (FSPDebuger.EnableLog)
{
Debuger.Log(LOG_TAG_RECV, "SendBuffer() Size={0}, IP={1}, Buffer={2}",
buffer.Length, m_HostEndPoint, buffer.ToHexString());
}
int sendCnt = 0;
try
{
sendCnt = m_Socket.SendTo(buffer.GetBytes(), buffer.Length, m_HostEndPoint);
}
catch (Exception e)
{
Debuger.LogWarning(LOG_TAG_SEND, "SendBuffer() " + e);
}
if (sendCnt <= 0)
{
if (FSPDebuger.EnableLog)
{
Debuger.LogWarning(LOG_TAG_SEND, "SendBuffer() 数据发送失败, IP={0}, Size={1}", m_HostEndPoint,
buffer.Length);
}
}
return(sendCnt);
}
public int Serialize(out byte[] tempBuffer)
{
lock (DefaultWriter)
{
DefaultWriter.Clear();
this.Serialize(DefaultWriter);
tempBuffer = DefaultWriter.GetBytes();
return(DefaultWriter.Length);
}
}
private NetBuffer ReceiveBuffer()
{
int len = 0;
IPEndPoint ipepRemote = m_HostEndPoint;
len = m_Socket.ReceiveFrom(m_ReceiveBufferTemp.GetBytes(), m_ReceiveBufferTemp.Capacity, ref ipepRemote);
if (len <= 0)
{
//Debuger.LogWarning(LOG_TAG_RECV, "DoReceive() 收到的数据Len <= 0！ ");
return(null);
}
m_ReceiveBufferTemp.AddLength(len, 0);
m_ReceiveBufferTemp.Position = 0;
NetBuffer buffer = m_ReceiveBufferTemp;
//CheckSum
if (m_UseCheckSum_Recv)
{
if (!FSPCryptor.ValidCheckSum(buffer))
{
return(null);
}
}
//解密
if (m_Cryptor != null)
{
m_Cryptor.Decrypt(buffer.GetBytes(), buffer.Length);
}
if (FSPDebuger.EnableLog)
{
Debuger.Log(LOG_TAG_RECV, "ReceiveBuffer() Size={0}, IP={1}, Buffer={2}",
buffer.Length, ipepRemote, buffer.ToHexString());
}
return(buffer);
}
internal static void ReturnErrorMessage(Socket socket, IPEndPoint remoteEndPoint, NetErrorCode errcode, string errinfo = "")
{
NetErrorMessage msg = new NetErrorMessage();
msg.code = (int)errcode;
msg.info = errinfo;
NetMessage msgobj = new NetMessage();
msgobj.head.index = 0;
msgobj.head.cmd = 0;
msgobj.head.token = 0;
msgobj.head.sid = 0;
msgobj.content = PBSerializer.NSerialize(msg);
msgobj.head.dataSize = (uint)msgobj.content.Length;
NetBuffer bufferSend = new NetBuffer(new byte[msgobj.Length]);
msgobj.Serialize(bufferSend);
socket.SendTo(bufferSend.GetBytes(), remoteEndPoint);
}
private void DoReceive()
{
if (m_SystemSocket.Available <= 0)
{
return;
}
EndPoint remotePoint = new IPEndPoint(IPAddress.Any, 0);
int cnt = m_SystemSocket.ReceiveFrom(m_RecvBuffer.GetBytes(), m_RecvBuffer.Capacity,
SocketFlags.None, ref remotePoint);
if (cnt > 0)
{
m_RecvBuffer.AddLength(cnt, 0);
m_RecvBuffer.Position = 0;
KCPProxy proxy = GetKcp((IPEndPoint)remotePoint);
if (proxy != null)
{
proxy.DoReceive(m_RecvBuffer);
}
}
}