public async Task ServerMainAction()
{
while (stream == null)
{
await Task.Delay(200);
}
client.ReceiveTimeout = Timeout.Infinite;
int bufferSize = 0;
int messageSize = 0;
Methods.DataKind currentKind = 0;
int current = 0;
byte[] headBuffer = new byte[4];
byte[] messageBuffer = new byte[1024];
CancellationToken cancelToken = Canceller.Token;
while (true)
{
try
{
while (true)
{
bufferSize = await stream.ReadAsync(headBuffer, 0, 4, cancelToken);
if (Canceller.IsCancellationRequested)
{
return;
}
if (bufferSize == 4)
{
messageSize = BitConverter.ToInt32(headBuffer, 0); // little endian
current = 0;
goto data_kind_read_start;
}
}
data_kind_read_start:
while (true)
{
bufferSize = await stream.ReadAsync(headBuffer, 0, 4, cancelToken);
if (Canceller.IsCancellationRequested)
{
return;
}
if (bufferSize == 4)
{
currentKind = (Methods.DataKind)BitConverter.ToInt32(headBuffer, 0); // little endian
goto message_read_start;
}
}
message_read_start:
byte[] currentBuffer = messageBuffer.Length < messageSize ? new byte[messageSize] : messageBuffer;
while (current < messageSize)
{
bufferSize = await stream.ReadAsync(currentBuffer, current, messageSize, cancelToken);
current += bufferSize;
if (Canceller.IsCancellationRequested)
{
return;
}
}
if (isClient)
{
switch (currentKind)
{
case Methods.DataKind.GameInit:
clientReader.OnGameInit(MessagePackSerializer.Deserialize <Methods.GameInit>(currentBuffer));
break;
case Methods.DataKind.TurnStart:
clientReader.OnTurnStart(MessagePackSerializer.Deserialize <Methods.TurnStart>(currentBuffer));
break;
case Methods.DataKind.TurnEnd:
clientReader.OnTurnEnd(MessagePackSerializer.Deserialize <Methods.TurnEnd>(currentBuffer));
break;
case Methods.DataKind.GameEnd:
clientReader.OnGameEnd(MessagePackSerializer.Deserialize <Methods.GameEnd>(currentBuffer));
break;
case Methods.DataKind.Pause:
clientReader.OnPause(MessagePackSerializer.Deserialize <Methods.Pause>(currentBuffer));
break;
case Methods.DataKind.Interrupt:
clientReader.OnInterrupt(MessagePackSerializer.Deserialize <Methods.Interrupt>(currentBuffer));
break;
case Methods.DataKind.RebaseByUser:
clientReader.OnRebaseByUser(MessagePackSerializer.Deserialize <Methods.RebaseByUser>(currentBuffer));
break;
default:
throw new FormatException();
}
}
else
{
switch (currentKind)
{
case Methods.DataKind.Connect:
var Data = MessagePackSerializer.Deserialize <Methods.Connect>(currentBuffer);
AIProcess = Process.GetProcessById(Data.ProcessId);
AIProcess.EnableRaisingEvents = true;
AIProcess.Exited += __onAIProcessExited;
serverReader.OnConnect(Data);
break;
case Methods.DataKind.Decided:
serverReader.OnDecided(MessagePackSerializer.Deserialize <Methods.Decided>(currentBuffer));
break;
case Methods.DataKind.Interrupt:
serverReader.OnInterrupt(MessagePackSerializer.Deserialize <Methods.Interrupt>(currentBuffer));
break;
default:
throw new FormatException();
}
}
}
catch (Exception ex)
{
if (ex is TimeoutException)
{
continue;
}
if (ex is ObjectDisposedException)
{
return;
}
if (ex.InnerException is SocketException && ((SocketException)(ex.InnerException)).ErrorCode == 10060)
{
continue;
}
OnExceptionThrown?.Invoke(ex);
if (ex is IOException)
{
return;
}
}
}
}