public async ValueTask BindAsync(IPEndPoint endPoint)
{
await Task.FromResult(0);
if (!Connected)
{
UdpClient = new UdpClient(endPoint);
}
_logger.LogInformation($"Start listening on {endPoint}");
//Open a thread to listen incoming packets.
Tasks.Enqueue(Task.Run(async() =>
{
while (true)
{
var receive = await UdpClient.ReceiveAsync();
_logger.LogInformation($"Incoming from {receive.RemoteEndPoint}");
//Add remote to route
if (!Route.ContainsKey(receive.RemoteEndPoint))
{
_logger.LogInformation($"Adding {receive.RemoteEndPoint} to route");
Route.AddOrUpdate(receive.RemoteEndPoint, _ =>
{
var instance = new SelectiveRepeatProtoClientClientServerInstance(_logger);
PendingInstance.Enqueue(instance);
return(instance);
}, (_, instance) => instance);
var r = Route[receive.RemoteEndPoint];
//Open a new thread to process pending sends.
Tasks.Enqueue(Task.Run(async() =>
{
while (true)
{
//Wait until new window comes out
while (r.CurrentReceiveWindowSize == 0)
{
await Task.Delay(10);
}
//Process the received data
for (byte i = 1; i <= r.CurrentReceiveWindowSize; i++)
{
byte[] value;
while (!r.WaitingForConfirmReceive.TryGetValue(i, out value))
{
await Task.Delay(10);
}
r.PendingReceive.Enqueue(value[4..]);
}
//Switch window
_logger.LogInformation("Receive window switched.");
r.CurrentReceiveNamespace = r.CurrentReceiveNamespace == 0 ? 1 : 0;
r.WaitingForConfirmReceive.Clear();
r.CurrentReceiveWindowSize = 0;
}
}));
}
