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/* [MS-XLSB] 2.4.221 BrtBeginSst */function parse_BrtBeginSst(data) {	return [data.read_shift(4), data.read_shift(4)];}
/* [MS-XLSB] 2.1.7.45 Shared Strings */function parse_sst_bin(data, opts)/*:SST*/ {	var s/*:SST*/ = ([]/*:any*/);	var pass = false;	recordhopper(data, function hopper_sst(val, R_n, RT) {		switch(RT) {			case 0x009F: /* 'BrtBeginSst' */				s.Count = val[0]; s.Unique = val[1]; break;			case 0x0013: /* 'BrtSSTItem' */				s.push(val); break;			case 0x00A0: /* 'BrtEndSst' */				return true;
			case 0x0023: /* 'BrtFRTBegin' */				pass = true; break;			case 0x0024: /* 'BrtFRTEnd' */				pass = false; break;
			default:				if(R_n.indexOf("Begin") > 0){/* empty */}				else if(R_n.indexOf("End") > 0){/* empty */}				if(!pass || opts.WTF) throw new Error("Unexpected record " + RT + " " + R_n);		}	});	return s;}
function write_BrtBeginSst(sst, o) {	if(!o) o = new_buf(8);	o.write_shift(4, sst.Count);	o.write_shift(4, sst.Unique);	return o;}
var write_BrtSSTItem = write_RichStr;
function write_sst_bin(sst/*::, opts*/) {	var ba = buf_array();	write_record(ba, "BrtBeginSst", write_BrtBeginSst(sst));	for(var i = 0; i < sst.length; ++i) write_record(ba, "BrtSSTItem", write_BrtSSTItem(sst[i]));	/* FRTSST */	write_record(ba, "BrtEndSst");	return ba.end();}