static void OnGetBufferComplete(IAsyncEventArgs state)
{
GetBufferEventResult result = ((GetBufferAsyncEventArgs)state).Result;
InternalWriteBase64TextAsyncWriter thisPtr = (InternalWriteBase64TextAsyncWriter)state.AsyncState;
XmlWriteBase64AsyncArguments writerArgs = thisPtr.writerState.Arguments;
Exception completionException = null;
bool completeSelf = false;
try
{
if (state.Exception != null)
{
completionException = state.Exception;
completeSelf = true;
}
else
{
byte[] chars = result.Buffer;
int offset = result.Offset;
Base64Encoding encoding = XmlConverter.Base64Encoding;
int byteCount = Math.Min(bufferLength / 4 * 3, writerArgs.Count - writerArgs.Count % 3);
int charCount = byteCount / 3 * 4;
thisPtr.writer.Advance(encoding.GetChars(
writerArgs.Buffer,
writerArgs.Offset,
byteCount,
chars,
offset));
if (byteCount >= 3)
{
writerArgs.Offset += byteCount;
writerArgs.Count -= byteCount;
}
if (thisPtr.InternalWriteBase64TextAsync(thisPtr.writerState) == AsyncCompletionResult.Completed)
{
completeSelf = true;
}
}
}
catch (Exception exception)
{
if (Fx.IsFatal(exception))
{
throw;
}
completionException = exception;
completeSelf = true;
}
if (completeSelf)
{
thisPtr.writerState.Complete(false, completionException);
}
}
static void OnWriteComplete(IAsyncEventArgs eventArgs)
{
InternalWriteBase64TextAsyncWriter thisPtr = (InternalWriteBase64TextAsyncWriter)eventArgs.AsyncState;
AsyncEventArgs <XmlNodeWriterWriteBase64TextArgs> state = thisPtr.nodeState;
thisPtr.nodeState = null;
state.Complete(false, eventArgs.Exception);
}
internal override AsyncCompletionResult WriteBase64TextAsync(AsyncEventArgs <XmlNodeWriterWriteBase64TextArgs> xmlNodeWriterState)
{
if (internalWriteBase64TextAsyncWriter == null)
{
internalWriteBase64TextAsyncWriter = new InternalWriteBase64TextAsyncWriter(this);
}
return(this.internalWriteBase64TextAsyncWriter.StartAsync(xmlNodeWriterState));
}
static private void OnTrailBytesComplete(IAsyncEventArgs eventArgs)
{
InternalWriteBase64TextAsyncWriter thisPtr = (InternalWriteBase64TextAsyncWriter)eventArgs.AsyncState;
Exception completionException = null;
bool completeSelf = false;
try
{
if (eventArgs.Exception != null)
{
completionException = eventArgs.Exception;
completeSelf = true;
}
else if (thisPtr.WriteBufferAsync() == AsyncCompletionResult.Completed)
{
completeSelf = true;
}
}
catch (Exception exception)
{
if (Fx.IsFatal(exception))
{
throw;
}
completionException = exception;
completeSelf = true;
}
if (completeSelf)
{
AsyncEventArgs <XmlNodeWriterWriteBase64TextArgs> state = thisPtr.nodeState;
thisPtr.nodeState = null;
state.Complete(false, eventArgs.Exception);
}
}
internal override AsyncCompletionResult WriteBase64TextAsync(AsyncEventArgs<XmlNodeWriterWriteBase64TextArgs> xmlNodeWriterState)
{
if (internalWriteBase64TextAsyncWriter == null)
{
internalWriteBase64TextAsyncWriter = new InternalWriteBase64TextAsyncWriter(this);
}
return this.internalWriteBase64TextAsyncWriter.StartAsync(xmlNodeWriterState);
}
