System.Net.ConnectStream.InternalRead C# (CSharp) Method

        private int InternalRead(byte[] buffer, int offset, int size) {
            GlobalLog.ThreadContract(ThreadKinds.Sync, "ConnectStream#" + ValidationHelper.HashString(this) + "::InternalRead");

            // Read anything first out of the buffer
            int bytesToRead = FillFromBufferedData(buffer, ref offset, ref size);
            if (bytesToRead>0) {
                return bytesToRead;
            }

            // otherwise, we need to read more data from the connection.
            if (ErrorInStream) {
                GlobalLog.LeaveException("ConnectStream::InternalBeginRead", m_ErrorException);
                throw m_ErrorException;
            }

            bytesToRead = m_Connection.Read(
                    buffer,
                    offset,
                    size);

            return bytesToRead;
        }