void OnRead(Tcp tcpClient, IReadCompletion completion)
{
if (completion.Error != null)
{
Console.WriteLine($"Ping pong : failed, read error {completion.Error}.");
tcpClient.Dispose();
return;
}
IRange data = completion.Data;
if (data == null)
{
return;
}
string message = data.GetString(Encoding.UTF8);
foreach (char token in message)
{
if (token == SplitToken)
{
this.state = 0;
}
else
{
if (token != PingMessage[this.state])
{
Console.WriteLine($"Ping pong : failed, wrong message token received {token}.");
tcpClient.Dispose();
return;
}
this.state++;
}
if (this.state == 0)
{
this.pongs++;
long duration = this.loop.Now - this.startTime;
if (duration > DurationInMilliseconds)
{
tcpClient.Dispose();
this.server.Dispose();
return;
}
else
{
this.WritePing(tcpClient, null);
}
}
}
}
void OnServerRead(Tcp tcpClient, IReadCompletion completion)
{
if (this.totalBytesRead == 0)
{
this.loop.UpdateTime();
this.startTime = this.loop.Now;
}
int count = completion.Data.Count;
this.bytesRead += count;
this.totalBytesRead += count;
}
static void OnRead(Tcp tcpClient, IReadCompletion completion)
{
if (completion.Error != null)
{
Console.WriteLine($"Echo server read failed {completion.Error}");
tcpClient.Dispose();
return;
}
IRange data = completion.Data;
if (data == null ||
data.Count == 0)
{
return;
}
string message = data.GetString(Encoding.UTF8);
Console.WriteLine($"Echo server received : {message}");
/*
* Scan for the letter Q which signals that we should quit the server.
* If we get QS it means close the stream.
*/
if (message.StartsWith("Q"))
{
Console.WriteLine("Echo server closing stream.");
tcpClient.Dispose();
if (message.EndsWith("QS"))
{
return;
}
Console.WriteLine("Echo server shutting down.");
tcp.Dispose();
}
else
{
Console.WriteLine("Echo server sending echo back.");
byte[] array = Encoding.UTF8.GetBytes($"ECHO [{message}]");
tcpClient.QueueWrite(array, OnWriteCompleted);
}
}
static void OnRead(Tcp tcpClient, IReadCompletion completion)
{
if (completion.Error != null)
{
Console.WriteLine($"Echo client error {completion.Error}");
tcpClient.Dispose();
return;
}
IRange data = completion.Data;
if (data.Count == 0)
{
return;
}
string message = data.GetString(Encoding.UTF8);
Console.WriteLine($"Echo client received : {message}");
Console.WriteLine("Message received, sending Q to server");
tcpClient.QueueWrite(Encoding.UTF8.GetBytes("Q"), OnWriteCompleted);
}
void OnRead(Tcp tcpClient, IReadCompletion completion)
{
if (completion.Error != null)
{
Console.WriteLine($"{nameof(EchoServer)} read failed, {completion.Error}");
tcpClient.Dispose();
return;
}
IRange data = completion.Data;
if (data.Count == 0)
{
return;
}
string message = data.GetString(Encoding.UTF8);
/*
* Scan for the letter Q which signals that we should quit the server.
* If we get QS it means close the stream.
*/
if (message.StartsWith("Q"))
{
tcpClient.Dispose();
if (message.EndsWith("QS"))
{
this.Dispose();
}
}
else
{
byte[] array = data.Copy();
tcpClient.QueueWrite(array, this.OnWriteCompleted);
}
}
static void OnRead(Tcp tcpClient, IReadCompletion completion)
{
// NOP
}