private void ConnectScrapeCallback(IAsyncResult ar)
{
ConnectScrapeState scrapeState = (ConnectScrapeState)ar;
try
{
if (scrapeState.SavedException != null)
{
FailureMessage = scrapeState.SavedException.Message;
amConnecting = false;
DoScrapeComplete(false, scrapeState.AsyncState);
return;
}
if (!ConnectCallback(ar))//bad transaction id
{
DoScrapeComplete(false, scrapeState.AsyncState);
return;
}
DoScrape(scrapeState.Parameters, scrapeState.AsyncState);
}
catch
{
DoScrapeComplete(false, scrapeState.AsyncState);
}
}
private void DoScrape(ScrapeParameters parameters, object state)
{
//strange because here only one infohash???
//or get all torrent infohash so loop on torrents of client engine
List <byte[]> infohashs = new List <byte[]>(1);
infohashs.Add(parameters.InfoHash.Hash);
ConnectScrapeState scrapeState = new ConnectScrapeState(parameters, ScrapeCallback, state);
scrapeState.Message = new ScrapeMessage(DateTime.Now.GetHashCode(), connectionId, infohashs);
try
{
SendAndReceive(scrapeState);
}
catch (SocketException)
{
DoScrapeComplete(false, state);
}
}
private void ScrapeCallback(IAsyncResult ar)
{
try
{
ConnectScrapeState scrapeState = (ConnectScrapeState)ar;
if (scrapeState.SavedException != null)
{
FailureMessage = scrapeState.SavedException.Message;
DoScrapeComplete(false, scrapeState.AsyncState);
return;
}
UdpTrackerMessage rsp = Receive(scrapeState, scrapeState.Data);
if (!(rsp is ScrapeResponseMessage))
{
DoScrapeComplete(false, scrapeState.AsyncState);
return;
}
CompleteScrape(rsp, scrapeState.AsyncState);
}
catch
{
// Nothing to do i think
}
}
private void DoScrape(ScrapeParameters parameters, object state)
{
//strange because here only one infohash???
//or get all torrent infohash so loop on torrents of client engine
var infohashs = new List<byte[]>(1);
infohashs.Add(parameters.InfoHash.Hash);
var scrapeState = new ConnectScrapeState(parameters, ScrapeCallback, state);
scrapeState.Message = new ScrapeMessage(DateTime.Now.GetHashCode(), connectionId, infohashs);
try
{
SendAndReceive(scrapeState);
}
catch (SocketException)
{
DoScrapeComplete(false, state);
}
}