System.Xml.XmlUTF8TextReader.BufferElement C# (CSharp) Méthode

        private void BufferElement()
        {
            int elementOffset = BufferReader.Offset;
            const int byteCount = 128;
            bool done = false;
            byte quoteChar = 0;
            while (!done)
            {
                int offset;
                int offsetMax;
                byte[] buffer = BufferReader.GetBuffer(byteCount, out offset, out offsetMax);
                if (offset + byteCount != offsetMax)
                    break;
                for (int i = offset; i < offsetMax && !done; i++)
                {
                    byte b = buffer[i];
                    if (quoteChar == 0)
                    {
                        if (b == '\'' || b == '"')
                            quoteChar = b;
                        if (b == '>')
                            done = true;
                    }
                    else
                    {
                        if (b == quoteChar)
                        {
                            quoteChar = 0;
                        }
                    }
                }
                BufferReader.Advance(byteCount);
            }
            BufferReader.Offset = elementOffset;
        }