text: public HeaderBlock(POIFSBigBlockSize bigBlockSize){this.bigBlockSize = bigBlockSize;_data = new byte[POIFSConstants.SMALLER_BIG_BLOCK_SIZE];for (int i = 0; i < _data.Length; i++)_data[i] = _default_value;new LongField(_signature_offset, _signature, _data);new IntegerField(0x08, 0, _data);new IntegerField(0x0c, 0, _data);new IntegerField(0x10, 0, _data);new IntegerField(0x14, 0, _data);new ShortField((int)0x18, (short)0x3b, ref _data);new ShortField((int)0x1a, (short)0x3, ref _data);new ShortField((int)0x1c, (short)-2, ref _data);new ShortField(0x1e, bigBlockSize.GetHeaderValue(), ref _data);new IntegerField(0x20, 0x6, _data);new IntegerField(0x24, 0, _data);new IntegerField(0x28, 0, _data);new IntegerField(0x34, 0, _data);new IntegerField(0x38, 0x1000, _data);_bat_count = 0;_sbat_count = 0;_xbat_count = 0;_property_start = POIFSConstants.END_OF_CHAIN;_sbat_start = POIFSConstants.END_OF_CHAIN;_xbat_start = POIFSConstants.END_OF_CHAIN;}