internal void WriteCharEntity(char ch)
{
if (XmlCharType.IsSurrogate(ch))
{
throw new ArgumentException(ResXml.Xml_InvalidSurrogateMissingLowChar);
}
string strVal = ((int)ch).ToString("X", NumberFormatInfo.InvariantInfo);
if (_cacheAttrValue)
{
_attrValue.Append("&#x");
_attrValue.Append(strVal);
_attrValue.Append(';');
}
WriteCharEntityImpl(strVal);
}
internal override int GetFullChars(byte[] bytes, int byteIndex, int byteCount, char[] chars, int charIndex)
{
uint code;
int i, j;
byteCount += byteIndex;
for (i = byteIndex, j = charIndex; i + 3 < byteCount;)
{
code = (uint)((bytes[i + 2] << 24) | (bytes[i + 3] << 16) | (bytes[i] << 8) | bytes[i + 1]);
if (code > 0x10FFFF)
{
throw new ArgumentException(string.Format(ResXml.Enc_InvalidByteInEncoding, new object[1] {
i
}), (string)null);
}
else if (code > 0xFFFF)
{
Ucs4ToUTF16(code, chars, j);
j++;
}
else
{
if (XmlCharType.IsSurrogate((int)code))
{
throw new XmlException(ResXml.Xml_InvalidCharInThisEncoding, string.Empty);
}
else
{
chars[j] = (char)code;
}
}
j++;
i += 4;
}
return(j - charIndex);
}