System.Xml.XmlStreamNodeWriter.UnsafeWriteUnicodeChars C# (CSharp) Méthode

        unsafe protected void UnsafeWriteUnicodeChars(char* chars, int charCount)
        {
            const int charChunkSize = bufferLength / 2;
            while (charCount > charChunkSize)
            {
                int offset;
                int chunkSize = charChunkSize;
                if ((int)(chars[chunkSize - 1] & 0xFC00) == 0xD800) // This is a high surrogate
                    chunkSize--;
                byte[] buffer = GetBuffer(chunkSize * 2, out offset);
                Advance(UnsafeGetUnicodeChars(chars, chunkSize, buffer, offset));
                charCount -= chunkSize;
                chars += chunkSize;
            }
            if (charCount > 0)
            {
                int offset;
                byte[] buffer = GetBuffer(charCount * 2, out offset);
                Advance(UnsafeGetUnicodeChars(chars, charCount, buffer, offset));
            }
        }