internal int ImportBinary(XMLElement elem, int offs, ByteBuffer buf, string fieldName)
{
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else if (elem.IsStringValue())
{
string hexStr = elem.GetStringValue();
int len = hexStr.Length;
if (hexStr.StartsWith("#"))
{
buf.Extend(offs + 4 + len / 2 - 1);
Bytes.Pack4(buf.arr, offs, -2 - GetHexValue(hexStr[1]));
offs += 4;
for (int j = 2; j < len; j += 2)
{
buf.arr[offs++] = (byte) ((GetHexValue(hexStr[j]) << 4) | GetHexValue(hexStr[j + 1]));
}
}
else
{
buf.Extend(offs + 4 + len / 2);
Bytes.Pack4(buf.arr, offs, len / 2);
offs += 4;
for (int j = 0; j < len; j += 2)
{
buf.arr[offs++] = (byte) ((GetHexValue(hexStr[j]) << 4) | GetHexValue(hexStr[j + 1]));
}
}
}
else
{
XMLElement ref_Renamed = elem.GetSibling("ref");
if (ref_Renamed != null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, MapId(GetIntAttribute(ref_Renamed, "id")));
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4 + len);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
if (item.IsIntValue())
{
buf.arr[offs] = (byte) item.GetIntValue();
}
else if (item.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
buf.arr[offs] = (byte) item.GetRealValue();
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 1;
}
}
}
return offs;
}