protected TrackerResponseEventArgs(Tracker tracker, object state, bool successful)
{
if (tracker == null)
{
throw new ArgumentNullException("tracker");
}
if (!(state is TrackerConnectionID))
{
throw new ArgumentException("The state object must be the same object as in the call to Announce", "state");
}
this.id = (TrackerConnectionID)state;
this.successful = successful;
this.tracker = tracker;
}
private WaitHandle Scrape(Tracker tracker, bool trySubsequent)
{
if (tracker == null)
{
throw new ArgumentNullException("tracker");
}
if (!tracker.CanScrape)
{
throw new TorrentException("This tracker does not support scraping");
}
TrackerConnectionID id = new TrackerConnectionID(tracker, trySubsequent, TorrentEvent.None, new ManualResetEvent(false));
tracker.Scrape(new ScrapeParameters(this.infoHash), id);
return(id.WaitHandle);
}
private WaitHandle Announce(Tracker tracker, TorrentEvent clientEvent, bool trySubsequent, ManualResetEvent waitHandle)
{
ClientEngine engine = manager.Engine;
// If the engine is null, we have been unregistered
if (engine == null)
{
waitHandle.Set();
return(waitHandle);
}
this.updateSucceeded = true;
this.lastUpdated = DateTime.Now;
EncryptionTypes e = engine.Settings.AllowedEncryption;
bool requireEncryption = !Toolbox.HasEncryption(e, EncryptionTypes.PlainText);
bool supportsEncryption = Toolbox.HasEncryption(e, EncryptionTypes.RC4Full) || Toolbox.HasEncryption(e, EncryptionTypes.RC4Header);
requireEncryption = requireEncryption && ClientEngine.SupportsEncryption;
supportsEncryption = supportsEncryption && ClientEngine.SupportsEncryption;
IPEndPoint reportedAddress = engine.Settings.ReportedAddress;
string ip = reportedAddress == null ? null : reportedAddress.Address.ToString();
int port = reportedAddress == null ? engine.Listener.Endpoint.Port : reportedAddress.Port;
// FIXME: In metadata mode we need to pretend we need to download data otherwise
// tracker optimisations might result in no peers being sent back.
long bytesLeft = 1000;
if (manager.HasMetadata)
{
bytesLeft = (long)((1 - this.manager.Bitfield.PercentComplete / 100.0) * this.manager.Torrent.Size);
}
AnnounceParameters p = new AnnounceParameters(this.manager.Monitor.DataBytesDownloaded,
this.manager.Monitor.DataBytesUploaded,
bytesLeft,
clientEvent, this.infoHash, requireEncryption, manager.Engine.PeerId,
ip, port);
p.SupportsEncryption = supportsEncryption;
TrackerConnectionID id = new TrackerConnectionID(tracker, trySubsequent, clientEvent, waitHandle);
tracker.Announce(p, id);
return(waitHandle);
}
