/// <summary>
/// Starts the client.
/// </summary>
public async Task Start(CancellationToken cancellationToken)
{
using (await lck.LockAsync())
{
if (State != RnetClientState.Stopped)
throw new RnetException("Client is already started.");
// start up receiver using a background task
cts = new CancellationTokenSource();
receiveTask = Task.Run(async () => await ReceiveLoop(cts.Token));
// currenty started
State = RnetClientState.Started;
}
OnStateChanged(new RnetClientStateEventArgs(State));
}
/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="state"></param>
internal RnetClientStateEventArgs(RnetClientState state)
{
State = state;
}
/// <summary>
/// Stops the client.
/// </summary>
public async Task Stop(CancellationToken cancellationToken)
{
using (await lck.LockAsync())
{
if (State != RnetClientState.Started)
return;
// signal shutdown
cts.Cancel();
State = RnetClientState.Stopped;
// wait for receiving task to terminate
await receiveTask;
receiveTask = null;
}
OnStateChanged(new RnetClientStateEventArgs(State));
}
