public async Task <IObservable <Message> > ResolveAsync(string protocol)
{
ushort requestId = CreateRequestId();
Message message = new Message(requestId);
message.Questions.Add(new Question(protocol));
byte[] byteMessage = message.GetBytes();
await client.SendAsync(byteMessage, byteMessage.Length, EndPoint);
return(this.answers.Where(x => x.ID == requestId || x.ID == 0));
}
public async Task <IObservable <Message> > ResolveAsync(string protocol)
{
ushort requestId = CreateRequestId();
Message message = new Message(requestId);
message.Questions.Add(new Question(protocol));
byte[] byteMessage = message.GetBytes();
await Task.Factory.FromAsync(
(buffer, ep, callback, state) => client.BeginSendTo(buffer, 0, buffer.Length, ep, callback, state),
client.EndSendTo,
byteMessage,
EndPoint,
null);
return(this.answers.Where(x => x.ID == requestId || x.ID == 0));
}