private static void PrepareSharingNtlm(WebConnection cnc, HttpWebRequest request)
{
if (!cnc.NtlmAuthenticated)
{
return;
}
bool needs_reset = false;
NetworkCredential cnc_cred = cnc.NtlmCredential;
bool isProxy = (request.Proxy != null && !request.Proxy.IsBypassed(request.RequestUri));
ICredentials req_icreds = (!isProxy) ? request.Credentials : request.Proxy.Credentials;
NetworkCredential req_cred = (req_icreds != null) ? req_icreds.GetCredential(request.RequestUri, "NTLM") : null;
if (cnc_cred == null || req_cred == null || cnc_cred.Domain != req_cred.Domain || cnc_cred.UserName != req_cred.UserName ||
cnc_cred.Password != req_cred.Password)
{
needs_reset = true;
}
if (!needs_reset)
{
bool req_sharing = request.UnsafeAuthenticatedConnectionSharing;
bool cnc_sharing = cnc.UnsafeAuthenticatedConnectionSharing;
needs_reset = (req_sharing == false || req_sharing != cnc_sharing);
}
if (needs_reset)
{
cnc.Close(false); // closes the authenticated connection
cnc.ResetNtlm();
}
}
public override void Dispose()
{
if (connection != null)
{
connection.Close(false);
}
}
public override int Read(byte[] buffer, int offset, int size)
{
AsyncCallback cb = cb_wrapper;
WebAsyncResult res = (WebAsyncResult)BeginRead(buffer, offset, size, cb, null);
if (!res.IsCompleted && !res.WaitUntilComplete(ReadTimeout, false))
{
nextReadCalled = true;
cnc.Close(true);
throw new WebException("The operation has timed out.", WebExceptionStatus.Timeout);
}
return(EndRead(res));
}
