private static bool InternalTryUpload(string url, IEnumerable <HttpPostValue> blobs, HttpClientOptions options, HttpClientResponse response, HttpClientAsyncCallback callback)
{
if (options == null || response == null)
{
return(false);
}
HttpWebRequest request = null;
bool success = false;
try
{
request = HttpClient.Create(url, options);
ParameterizedThreadStart copyto = delegate(object state)
{
HttpWebResponse wr = null;
Stream rs = null;
try
{
if (!HttpClient.PreparationUpload(request, blobs))
{
callback?.Invoke(HttpClientError.UnableToUploadBLOB, null, -1);
}
else
{
using (wr = (HttpWebResponse)request.GetResponse())
{
HttpClient.Fill(wr, response);
using (rs = wr.GetResponseStream())
{
Func <byte[], int, bool> callbackt = null;
if (callback != null)
{
callbackt = (buffer, len) =>
{
HttpClientError error = HttpClientError.Success;
if (len < 0)
{
error = HttpClientError.ReadStreamInterruption;
}
return(callback(error, buffer, len));
};
}
success = HttpClient.CopyTo(rs, response, callbackt);
}
}
}
request.Abort();
}
catch (Exception)
{
if (wr != null && rs == null)
{
callback?.Invoke(HttpClientError.UnableToSendRequest, null, -1);
}
else if (rs != null)
{
callback?.Invoke(HttpClientError.UnableToGetResponseStream, null, -1);
}
else if (wr == null)
{
callback?.Invoke(HttpClientError.UnableOpenURL, null, -1);
}
if (rs != null)
{
rs.Close();
}
if (wr != null)
{
wr.Close();
}
if (request != null)
{
request.Abort();
}
}
};
if (!response.AsynchronousMode)
{
copyto(response);
}
else
{
(new Thread(copyto)
{
IsBackground = true, Priority = ThreadPriority.Lowest
}).Start(response);
}
return(success);
}
catch (Exception)
{
if (request != null)
{
request.Abort();
}
return(false);
}
}
