private void UploadBits(WebRequest request, Stream readStream, byte[] buffer, int chunkSize, byte[] header, byte[] footer, CompletionDelegate uploadCompletionDelegate, CompletionDelegate downloadCompletionDelegate, AsyncOperation asyncOp)
{
if (request.RequestUri.Scheme == Uri.UriSchemeFile)
{
header = (byte[]) (footer = null);
}
UploadBitsState state = new UploadBitsState(request, readStream, buffer, chunkSize, header, footer, uploadCompletionDelegate, downloadCompletionDelegate, asyncOp, this.m_Progress, this);
if (state.Async)
{
request.BeginGetRequestStream(new AsyncCallback(WebClient.UploadBitsRequestCallback), state);
}
else
{
Stream requestStream = request.GetRequestStream();
state.SetRequestStream(requestStream);
while (!state.WriteBytes())
{
}
state.Close();
}
}
/// <devdoc>
/// <para>Takes a byte array or an open file stream and writes it to a server</para>
/// </devdoc>
private void UploadBits(WebRequest request, Stream readStream, byte[] buffer, byte [] header, byte [] footer, CompletionDelegate completionDelegate, AsyncOperation asyncOp) {
if (request.RequestUri.Scheme == Uri.UriSchemeFile)
header = footer = null;
UploadBitsState state = new UploadBitsState(request, readStream, buffer, header, footer, completionDelegate, asyncOp, m_Progress, this);
Stream writeStream;
if (state.Async) {
request.BeginGetRequestStream(new AsyncCallback(UploadBitsRequestCallback), state);
return;
} else {
writeStream = request.GetRequestStream();
}
state.SetRequestStream(writeStream);
while(!state.WriteBytes());
state.Close();
}
private void StartDownloadAsync(UploadBitsState state)
{
try
{
this.DownloadBits(state.Request, null, state.DownloadCompletionDelegate, state.AsyncOp);
}
catch (Exception exception)
{
if (((exception is ThreadAbortException) || (exception is StackOverflowException)) || (exception is OutOfMemoryException))
{
throw;
}
if (!(exception is WebException) && !(exception is SecurityException))
{
exception = new WebException(SR.GetString("net_webclient"), exception);
}
state.DownloadCompletionDelegate(null, exception, state.AsyncOp);
}
}