/// <summary>
///
/// </summary>
/// <param name="ioEventArgs"></param>
/// <returns></returns>
public override bool SendHandshake(SocketAsyncEventArgs ioEventArgs)
{
try
{
var dataToken = ioEventArgs.UserToken as DataToken;
if (dataToken == null)
{
return(false);
}
if (Handshake != null)
{
dataToken.Socket.Handshake = new HandshakeData()
{
IsClient = true
};
HandshakeResult result = Handshake.Send(dataToken);
if (result == HandshakeResult.Close)
{
AppServer.Closing(ioEventArgs, OpCode.Close, "send handshake fial");
return(false);
}
return(true);
}
}
catch (Exception ex)
{
TraceLog.WriteError("SendHandshake error:{0}", ex);
}
return(false);
}
/// <summary>
///
/// </summary>
/// <param name="ioEventArgs"></param>
/// <param name="messages"></param>
/// <param name="hasHandshaked"></param>
/// <returns></returns>
public virtual bool TryReceiveMessage(SocketAsyncEventArgs ioEventArgs, out List <DataMessage> messages, out bool hasHandshaked)
{
messages = new List <DataMessage>();
hasHandshaked = false;
try
{
var dataToken = ioEventArgs.UserToken as DataToken;
if (dataToken == null)
{
return(false);
}
byte[] buffer = new byte[ioEventArgs.BytesTransferred];
Buffer.BlockCopy(ioEventArgs.Buffer, dataToken.DataOffset, buffer, 0, buffer.Length);
if (MessageProcessor != null)
{
if (!MessageProcessor.TryReadMeaage(dataToken, buffer, out messages))
{
AppServer.Closing(ioEventArgs, OpCode.Close, "read data fail");
}
}
}
catch (Exception ex)
{
TraceLog.WriteError("TryReceiveMessage error:{0}", ex);
}
return(true);
}
/// <summary>
///
/// </summary>
/// <param name="ioEventArgs"></param>
/// <param name="messages"></param>
/// <param name="hasHandshaked"></param>
/// <returns>true: is continue receive</returns>
public override bool TryReceiveMessage(SocketAsyncEventArgs ioEventArgs, out List <DataMeaage> messages, out bool hasHandshaked)
{
messages = new List <DataMeaage>();
hasHandshaked = false;
try
{
var dataToken = ioEventArgs.UserToken as DataToken;
if (dataToken == null)
{
return(false);
}
if (Handshake == null)
{
return(true);
}
byte[] buffer = new byte[ioEventArgs.BytesTransferred];
Buffer.BlockCopy(ioEventArgs.Buffer, dataToken.DataOffset, buffer, 0, buffer.Length);
if (dataToken.Socket.Handshake == null)
{
dataToken.Socket.Handshake = new HandshakeData();
}
if (!dataToken.Socket.Handshake.Handshaked)
{
HandshakeResult result = Handshake.Receive(ioEventArgs, dataToken, buffer);
if (result == HandshakeResult.Success)
{
hasHandshaked = true;
}
else if (result == HandshakeResult.Close)
{
AppServer.Closing(ioEventArgs, OpCode.Close, "receive handshake fail");
return(false);
}
return(true);
}
if (MessageProcessor != null)
{
MessageProcessor.TryReadMeaage(dataToken, buffer, out messages);
}
if (dataToken.HeadFrame != null && !dataToken.HeadFrame.CheckRSV)
{
AppServer.Closing(ioEventArgs, OpCode.Close, "receive data RSV error");
return(false);
}
}
catch (Exception ex)
{
TraceLog.WriteError("TryReceiveMessage error:{0}", ex);
}
return(true);
}
