public IWebSocketFragment Filter(byte[] readBuffer, int offset, int length, bool toBeCopied, out int left)
{
if (m_Frame == null)
{
m_Frame = new WebSocketDataFrame(new ArraySegmentList());
}
this.AddArraySegment(m_Frame.InnerData, readBuffer, offset, length, toBeCopied);
IDataFramePartReader nextPartReader;
int thisLength = m_PartReader.Process(m_LastPartLength, m_Frame, out nextPartReader);
if (thisLength < 0)
{
left = 0;
return(null);
}
else
{
left = thisLength;
if (left > 0)
{
m_Frame.InnerData.TrimEnd(left);
}
//Means this part reader is the last one
if (nextPartReader == null)
{
m_LastPartLength = 0;
m_PartReader = DataFramePartReader.NewReader;
var frame = m_Frame;
m_Frame = null;
return(frame);
}
else
{
m_LastPartLength = m_Frame.InnerData.Count - thisLength;
m_PartReader = nextPartReader;
return(null);
}
}
}
public void Reset()
{
m_Frame = null;
}
public WebSocketDataFrameReceiveFilter()
{
m_Frame = new WebSocketDataFrame(new ArraySegmentList());
m_PartReader = DataFramePartReader.NewReader;
}