private bool AdvanceToMarkerElement()
{
var openingAngleBracket = m_openingMarker[0];
int openMarkerLengthMinus1 = m_openingMarker.Length - 1;
while (true)
{
// The first condition is redundant, but should be faster to execute than calling More(), and will almost always fail.
while (m_currentIndex < m_currentBufLength || More())
{
var nextByte = m_currentBuffer[m_currentIndex++];
// FWR-9296: nulls may be in data that was not completely written to disk
if (nextByte == 0)
throw new XmlException("null characters not permitted in XML");
if (nextByte == openingAngleBracket)
break;
}
if (!More())
return false;
// Try to match the rest of the marker.
for (int i = 1;; i++)
{
if (!More())
return false;
// FWR-9296: nulls may be in data that was not completely written to disk
if (m_currentBuffer[m_currentIndex] == 0)
throw new XmlException("null characters not permitted in XML");
if (m_openingMarker[i] != m_currentBuffer[m_currentIndex++])
break; // no match, resume searching for opening character.
if (i == openMarkerLengthMinus1)
return true; // got it!
}
}
}
