cfb - npm Package Compare versions

Comparing version 0.13.2 to 1.0.0

cfb.js

@@ -164,3 +164,3 @@ /* cfb.js (C) 2013-present SheetJS -- http://sheetjs.com */
 var exports = {};
-exports.version = '0.13.2';
+exports.version = '1.0.0';
 /* [MS-CFB] 2.6.4 */
@@ -268,6 +268,6 @@ function namecmp(l, r) {
 /* [MS-CFB] 2.6.1 Compound File Directory Entry */
-var files = {}, Paths = [], FileIndex = [], FullPaths = [], FullPathDir = {};
-read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex);
+var files = {}, Paths = [], FileIndex = [], FullPaths = [];
+read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex, minifat_start);
 
-build_full_paths(FileIndex, FullPathDir, FullPaths, Paths);
+build_full_paths(FileIndex, FullPaths, Paths);
 Paths.shift();
@@ -277,4 +277,3 @@
 	FileIndex: FileIndex,
-	FullPaths: FullPaths,
-	FullPathDir: FullPathDir
+	FullPaths: FullPaths
 };
@@ -331,3 +330,3 @@
 /* [MS-CFB] 2.6.4 Red-Black Tree */
-function build_full_paths(FI, FPD, FP, Paths) {
+function build_full_paths(FI, FP, Paths) {
 	var i = 0, L = 0, R = 0, C = 0, j = 0, pl = Paths.length;
@@ -368,6 +367,19 @@ var dad = [], q = [];
 		if(FI[i].type !== 2 /* stream */) FP[i] += "/";
-		FPD[FP[i]] = FI[i];
 	}
 }
 
+function get_mfat_entry(entry, payload, mini) {
+	var start = entry.start, size = entry.size;
+	//return (payload.slice(start*MSSZ, start*MSSZ + size));
+	var o = [];
+	var idx = start;
+	while(mini && size > 0 && idx >= 0) {
+		o.push(payload.slice(idx * MSSZ, idx * MSSZ + MSSZ));
+		size -= MSSZ;
+		idx = __readInt32LE(mini, idx * 4);
+	}
+	if(o.length === 0) return (new_buf(0));
+	return (bconcat(o).slice(0, entry.size));
+}
+
 /** Chase down the rest of the DIFAT chain to build a comprehensive list
@@ -434,3 +446,3 @@ DIFAT chains by storing the next sector number as the last 32 bits */
 /* [MS-CFB] 2.6.1 Compound File Directory Entry */
-function read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex) {
+function read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex, mini) {
 	var minifat_store = 0, pl = (Paths.length?2:0);
@@ -477,3 +489,3 @@ var sector = sector_list[dir_start].data;
 			if(minifat_store !== ENDOFCHAIN && o.start !== ENDOFCHAIN && sector_list[minifat_store]) {
-				o.content = (sector_list[minifat_store].data.slice(o.start*MSSZ,o.start*MSSZ+o.size));
+				o.content = get_mfat_entry(o, sector_list[minifat_store].data, (sector_list[mini]||{}).data);
 				prep_blob(o.content, 0);
@@ -480,0 +492,0 @@ }

dist/cfb.js

@@ -164,3 +164,3 @@ /* cfb.js (C) 2013-present SheetJS -- http://sheetjs.com */
 var exports = {};
-exports.version = '0.13.2';
+exports.version = '1.0.0';
 /* [MS-CFB] 2.6.4 */
@@ -268,6 +268,6 @@ function namecmp(l, r) {
 /* [MS-CFB] 2.6.1 Compound File Directory Entry */
-var files = {}, Paths = [], FileIndex = [], FullPaths = [], FullPathDir = {};
-read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex);
+var files = {}, Paths = [], FileIndex = [], FullPaths = [];
+read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex, minifat_start);
 
-build_full_paths(FileIndex, FullPathDir, FullPaths, Paths);
+build_full_paths(FileIndex, FullPaths, Paths);
 Paths.shift();
@@ -277,4 +277,3 @@
 	FileIndex: FileIndex,
-	FullPaths: FullPaths,
-	FullPathDir: FullPathDir
+	FullPaths: FullPaths
 };
@@ -331,3 +330,3 @@
 /* [MS-CFB] 2.6.4 Red-Black Tree */
-function build_full_paths(FI, FPD, FP, Paths) {
+function build_full_paths(FI, FP, Paths) {
 	var i = 0, L = 0, R = 0, C = 0, j = 0, pl = Paths.length;
@@ -368,6 +367,19 @@ var dad = [], q = [];
 		if(FI[i].type !== 2 /* stream */) FP[i] += "/";
-		FPD[FP[i]] = FI[i];
 	}
 }
 
+function get_mfat_entry(entry, payload, mini) {
+	var start = entry.start, size = entry.size;
+	//return (payload.slice(start*MSSZ, start*MSSZ + size));
+	var o = [];
+	var idx = start;
+	while(mini && size > 0 && idx >= 0) {
+		o.push(payload.slice(idx * MSSZ, idx * MSSZ + MSSZ));
+		size -= MSSZ;
+		idx = __readInt32LE(mini, idx * 4);
+	}
+	if(o.length === 0) return (new_buf(0));
+	return (bconcat(o).slice(0, entry.size));
+}
+
 /** Chase down the rest of the DIFAT chain to build a comprehensive list
@@ -434,3 +446,3 @@ DIFAT chains by storing the next sector number as the last 32 bits */
 /* [MS-CFB] 2.6.1 Compound File Directory Entry */
-function read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex) {
+function read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex, mini) {
 	var minifat_store = 0, pl = (Paths.length?2:0);
@@ -477,3 +489,3 @@ var sector = sector_list[dir_start].data;
 			if(minifat_store !== ENDOFCHAIN && o.start !== ENDOFCHAIN && sector_list[minifat_store]) {
-				o.content = (sector_list[minifat_store].data.slice(o.start*MSSZ,o.start*MSSZ+o.size));
+				o.content = get_mfat_entry(o, sector_list[minifat_store].data, (sector_list[mini]||{}).data);
 				prep_blob(o.content, 0);
@@ -480,0 +492,0 @@ }

dist/cfb.min.js

 /* cfb.js (C) 2013-present SheetJS -- http://sheetjs.com */
-var Base64=function e(){var e="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";return{encode:function(r){var t="";var i,n,a;var f,s,h,l;for(var o=0;o<r.length;){i=r.charCodeAt(o++);f=i>>2;n=r.charCodeAt(o++);s=(i&3)<<4|n>>4;a=r.charCodeAt(o++);h=(n&15)<<2|a>>6;l=a&63;if(isNaN(n)){h=l=64}else if(isNaN(a)){l=64}t+=e.charAt(f)+e.charAt(s)+e.charAt(h)+e.charAt(l)}return t},decode:function r(t){var i="";var n,a,f;var s,h,l,o;t=t.replace(/[^\w\+\/\=]/g,"");for(var c=0;c<t.length;){s=e.indexOf(t.charAt(c++));h=e.indexOf(t.charAt(c++));n=s<<2|h>>4;i+=String.fromCharCode(n);l=e.indexOf(t.charAt(c++));a=(h&15)<<4|l>>2;if(l!==64){i+=String.fromCharCode(a)}o=e.indexOf(t.charAt(c++));f=(l&3)<<6|o;if(o!==64){i+=String.fromCharCode(f)}}return i}}}();var has_buf=typeof Buffer!=="undefined"&&typeof process!=="undefined"&&typeof process.versions!=="undefined"&&process.versions.node;function new_raw_buf(e){return new(has_buf?Buffer:Array)(e)}var s2a=function r(e){if(has_buf)return new Buffer(e,"binary");return e.split("").map(function(e){return e.charCodeAt(0)&255})};var chr0=/\u0000/g,chr1=/[\u0001-\u0006]/;var __toBuffer=function(e){var r=[];for(var t=0;t<e[0].length;++t){r.push.apply(r,e[0][t])}return r};var ___toBuffer=__toBuffer;var __utf16le=function(e,r,t){var i=[];for(var n=r;n<t;n+=2)i.push(String.fromCharCode(__readUInt16LE(e,n)));return i.join("").replace(chr0,"")};var ___utf16le=__utf16le;var __hexlify=function(e,r,t){var i=[];for(var n=r;n<r+t;++n)i.push(("0"+e[n].toString(16)).slice(-2));return i.join("")};var ___hexlify=__hexlify;var __bconcat=function(e){if(Array.isArray(e[0]))return[].concat.apply([],e);var r=0,t=0;for(t=0;t<e.length;++t)r+=e[t].length;var i=new Uint8Array(r);for(t=0,r=0;t<e.length;r+=e[t].length,++t)i.set(e[t],r);return i};var bconcat=__bconcat;if(has_buf){__utf16le=function(e,r,t){if(!Buffer.isBuffer(e))return ___utf16le(e,r,t);return e.toString("utf16le",r,t).replace(chr0,"")};__hexlify=function(e,r,t){return Buffer.isBuffer(e)?e.toString("hex",r,r+t):___hexlify(e,r,t)};__toBuffer=function(e){return e[0].length>0&&Buffer.isBuffer(e[0][0])?Buffer.concat(e[0]):___toBuffer(e)};s2a=function(e){return new Buffer(e,"binary")};bconcat=function(e){return Buffer.isBuffer(e[0])?Buffer.concat(e):__bconcat(e)}}var __readUInt8=function(e,r){return e[r]};var __readUInt16LE=function(e,r){return e[r+1]*(1<<8)+e[r]};var __readInt16LE=function(e,r){var t=e[r+1]*(1<<8)+e[r];return t<32768?t:(65535-t+1)*-1};var __readUInt32LE=function(e,r){return e[r+3]*(1<<24)+(e[r+2]<<16)+(e[r+1]<<8)+e[r]};var __readInt32LE=function(e,r){return(e[r+3]<<24)+(e[r+2]<<16)+(e[r+1]<<8)+e[r]};function ReadShift(e,r){var t,i,n=0;switch(e){case 1:t=__readUInt8(this,this.l);break;case 2:t=(r!=="i"?__readUInt16LE:__readInt16LE)(this,this.l);break;case 4:t=__readInt32LE(this,this.l);break;case 16:n=2;i=__hexlify(this,this.l,e);}this.l+=e;if(n===0)return t;return i}var __writeUInt32LE=function(e,r,t){e[t]=r&255;e[t+1]=r>>>8&255;e[t+2]=r>>>16&255;e[t+3]=r>>>24&255};var __writeInt32LE=function(e,r,t){e[t]=r&255;e[t+1]=r>>8&255;e[t+2]=r>>16&255;e[t+3]=r>>24&255};function WriteShift(e,r,t){var i=0,n=0;switch(t){case"hex":for(;n<e;++n){this[this.l++]=parseInt(r.slice(2*n,2*n+2),16)||0}return this;case"utf16le":var a=this.l+e;for(n=0;n<Math.min(r.length,e);++n){var f=r.charCodeAt(n);this[this.l++]=f&255;this[this.l++]=f>>8}while(this.l<a)this[this.l++]=0;return this;}switch(e){case 1:i=1;this[this.l]=r&255;break;case 2:i=2;this[this.l]=r&255;r>>>=8;this[this.l+1]=r&255;break;case 4:i=4;__writeUInt32LE(this,r,this.l);break;case-4:i=4;__writeInt32LE(this,r,this.l);break;}this.l+=i;return this}function CheckField(e,r){var t=__hexlify(this,this.l,e.length>>1);if(t!==e)throw new Error(r+"Expected "+e+" saw "+t);this.l+=e.length>>1}function prep_blob(e,r){e.l=r;e.read_shift=ReadShift;e.chk=CheckField;e.write_shift=WriteShift}function new_buf(e){var r=new_raw_buf(e);prep_blob(r,0);return r}var CFB=function t(){var e={};e.version="0.13.2";function r(e,r){var t=e.split("/"),i=r.split("/");for(var n=0,a=0,f=Math.min(t.length,i.length);n<f;++n){if(a=t[n].length-i[n].length)return a;if(t[n]!=i[n])return t[n]<i[n]?-1:1}return t.length-i.length}function t(e){if(e.charAt(e.length-1)=="/")return e.slice(0,-1).indexOf("/")===-1?e:t(e.slice(0,-1));var r=e.lastIndexOf("/");return r===-1?e:e.slice(0,r+1)}function i(e){if(e.charAt(e.length-1)=="/")return i(e.slice(0,-1));var r=e.lastIndexOf("/");return r===-1?e:e.slice(r+1)}var n;function a(){return n||(n=require("fs"))}function f(e,r){var t=3;var i=512;var n=0;var a=0;var f=0;var u=0;var v=0;var w=[];var p=e.slice(0,512);prep_blob(p,0);var F=s(p);t=F[0];switch(t){case 3:i=512;break;case 4:i=4096;break;default:throw new Error("Major Version: Expected 3 or 4 saw "+t);}if(i!==512){p=e.slice(0,i);prep_blob(p,28)}var g=e.slice(0,i);h(p,t);var I=p.read_shift(4,"i");if(t===3&&I!==0)throw new Error("# Directory Sectors: Expected 0 saw "+I);p.l+=4;f=p.read_shift(4,"i");p.l+=4;p.chk("00100000","Mini Stream Cutoff Size: ");u=p.read_shift(4,"i");n=p.read_shift(4,"i");v=p.read_shift(4,"i");a=p.read_shift(4,"i");for(var b=-1,x=0;x<109;++x){b=p.read_shift(4,"i");if(b<0)break;w[x]=b}var E=l(e,i);c(v,a,E,i,w);var y=_(E,f,w,i);y[f].name="!Directory";if(n>0&&u!==C)y[u].name="!MiniFAT";y[w[0]].name="!FAT";y.fat_addrs=w;y.ssz=i;var S={},A=[],m=[],B=[],k={};d(f,y,E,A,n,S,m);o(m,k,B,A);A.shift();var L={FileIndex:m,FullPaths:B,FullPathDir:k};if(r&&r.raw)L.raw={header:g,sectors:E};return L}function s(e){e.chk(y,"Header Signature: ");e.chk(A,"CLSID: ");var r=e.read_shift(2,"u");return[e.read_shift(2,"u"),r]}function h(e,r){var t=9;e.l+=2;switch(t=e.read_shift(2)){case 9:if(r!=3)throw new Error("Sector Shift: Expected 9 saw "+t);break;case 12:if(r!=4)throw new Error("Sector Shift: Expected 12 saw "+t);break;default:throw new Error("Sector Shift: Expected 9 or 12 saw "+t);}e.chk("0600","Mini Sector Shift: ");e.chk("000000000000","Reserved: ")}function l(e,r){var t=Math.ceil(e.length/r)-1;var i=[];for(var n=1;n<t;++n)i[n-1]=e.slice(n*r,(n+1)*r);i[t-1]=e.slice(t*r);return i}function o(e,r,t,i){var n=0,a=0,f=0,s=0,h=0,l=i.length;var o=[],c=[];for(;n<l;++n){o[n]=c[n]=n;t[n]=i[n]}for(;h<c.length;++h){n=c[h];a=e[n].L;f=e[n].R;s=e[n].C;if(o[n]===n){if(a!==-1&&o[a]!==a)o[n]=o[a];if(f!==-1&&o[f]!==f)o[n]=o[f]}if(s!==-1)o[s]=n;if(a!==-1){o[a]=o[n];c.push(a)}if(f!==-1){o[f]=o[n];c.push(f)}}for(n=1;n!==l;++n)if(o[n]===n){if(f!==-1&&o[f]!==f)o[n]=o[f];else if(a!==-1&&o[a]!==a)o[n]=o[a]}for(n=1;n<l;++n){if(e[n].type===0)continue;h=o[n];if(h===0)t[n]=t[0]+"/"+t[n];else while(h!==0&&h!==o[h]){t[n]=t[h]+"/"+t[n];h=o[h]}o[n]=0}t[0]+="/";for(n=1;n<l;++n){if(e[n].type!==2)t[n]+="/";r[t[n]]=e[n]}}function c(e,r,t,i,n){var a=C;if(e===C){if(r!==0)throw new Error("DIFAT chain shorter than expected")}else if(e!==-1){var f=t[e],s=(i>>>2)-1;if(!f)return;for(var h=0;h<s;++h){if((a=__readInt32LE(f,h*4))===C)break;n.push(a)}c(__readInt32LE(f,i-4),r-1,t,i,n)}}function u(e,r,t,i,n){var a=[],f=[];if(!n)n=[];var s=i-1,h=0,l=0;for(h=r;h>=0;){n[h]=true;a[a.length]=h;f.push(e[h]);var o=t[Math.floor(h*4/i)];l=h*4&s;if(i<4+l)throw new Error("FAT boundary crossed: "+h+" 4 "+i);if(!e[o])break;h=__readInt32LE(e[o],l)}return{nodes:a,data:__toBuffer([f])}}function _(e,r,t,i){var n=e.length,a=[];var f=[],s=[],h=[];var l=i-1,o=0,c=0,u=0,_=0;for(o=0;o<n;++o){s=[];u=o+r;if(u>=n)u-=n;if(f[u])continue;h=[];for(c=u;c>=0;){f[c]=true;s[s.length]=c;h.push(e[c]);var d=t[Math.floor(c*4/i)];_=c*4&l;if(i<4+_)throw new Error("FAT boundary crossed: "+c+" 4 "+i);if(!e[d])break;c=__readInt32LE(e[d],_)}a[u]={nodes:s,data:__toBuffer([h])}}return a}function d(e,r,t,i,n,a,f){var s=0,h=i.length?2:0;var l=r[e].data;var o=0,c=0,_;for(;o<l.length;o+=128){var d=l.slice(o,o+128);prep_blob(d,64);c=d.read_shift(2);_=__utf16le(d,0,c-h);i.push(_);var w={name:_,type:d.read_shift(1),color:d.read_shift(1),L:d.read_shift(4,"i"),R:d.read_shift(4,"i"),C:d.read_shift(4,"i"),clsid:d.read_shift(16),state:d.read_shift(4,"i"),start:0,size:0};var p=d.read_shift(2)+d.read_shift(2)+d.read_shift(2)+d.read_shift(2);if(p!==0)w.ct=v(d,d.l-8);var F=d.read_shift(2)+d.read_shift(2)+d.read_shift(2)+d.read_shift(2);if(F!==0)w.mt=v(d,d.l-8);w.start=d.read_shift(4,"i");w.size=d.read_shift(4,"i");if(w.size<0&&w.start<0){w.size=w.type=0;w.start=C;w.name=""}if(w.type===5){s=w.start;if(n>0&&s!==C)r[s].name="!StreamData"}else if(w.size>=4096){w.storage="fat";if(r[w.start]===undefined)r[w.start]=u(t,w.start,r.fat_addrs,r.ssz);r[w.start].name=w.name;w.content=r[w.start].data.slice(0,w.size);prep_blob(w.content,0)}else{w.storage="minifat";if(s!==C&&w.start!==C&&r[s]){w.content=r[s].data.slice(w.start*E,w.start*E+w.size);prep_blob(w.content,0)}}a[_]=w;f.push(w)}}function v(e,r){return new Date((__readUInt32LE(e,r+4)/1e7*Math.pow(2,32)+__readUInt32LE(e,r)/1e7-11644473600)*1e3)}function w(e,r){a();return f(n.readFileSync(e),r)}function p(e,r){switch(r&&r.type||"base64"){case"file":return w(e,r);case"base64":return f(s2a(Base64.decode(e)),r);case"binary":return f(s2a(e),r);}return f(e,r)}function F(e,r){var t=r||{},i=t.root||"Root Entry";if(!e.FullPaths)e.FullPaths=[];if(!e.FileIndex)e.FileIndex=[];if(e.FullPaths.length!==e.FileIndex.length)throw new Error("inconsistent CFB structure");if(e.FullPaths.length===0){e.FullPaths[0]=i+"/";e.FileIndex[0]={name:i,type:5}}if(t.CLSID)e.FileIndex[0].clsid=t.CLSID;g(e)}function g(e){var r="
Sh33tJ5";if(CFB.find(e,"/"+r))return;var t=new_buf(4);t[0]=55;t[1]=t[3]=50;t[2]=54;e.FileIndex.push({name:r,type:2,content:t,size:4,L:69,R:69,C:69});e.FullPaths.push(e.FullPaths[0]+r);I(e)}function I(e,n){F(e);var a=false,f=false;for(var s=e.FullPaths.length-1;s>=0;--s){var h=e.FileIndex[s];switch(h.type){case 0:if(f)a=true;else{e.FileIndex.pop();e.FullPaths.pop()}break;case 1:;case 2:;case 5:f=true;if(isNaN(h.R*h.L*h.C))a=true;if(h.R>-1&&h.L>-1&&h.R==h.L)a=true;break;default:a=true;break;}}if(!a&&!n)return;var l=new Date(1987,1,19),o=0;var c=[];for(s=0;s<e.FullPaths.length;++s){if(e.FileIndex[s].type===0)continue;c.push([e.FullPaths[s],e.FileIndex[s]])}for(s=0;s<c.length;++s){var u=t(c[s][0]);f=false;for(o=0;o<c.length;++o)if(c[o][0]===u)f=true;if(!f)c.push([u,{name:i(u).replace("/",""),type:1,clsid:A,ct:l,mt:l,content:null}])}c.sort(function(e,t){return r(e[0],t[0])});e.FullPaths=[];e.FileIndex=[];for(s=0;s<c.length;++s){e.FullPaths[s]=c[s][0];e.FileIndex[s]=c[s][1]}for(s=0;s<c.length;++s){var _=e.FileIndex[s];var d=e.FullPaths[s];_.name=i(d).replace("/","");_.L=_.R=_.C=-(_.color=1);_.size=_.content?_.content.length:0;_.start=0;_.clsid=_.clsid||A;if(s===0){_.C=c.length>1?1:-1;_.size=0;_.type=5}else if(d.slice(-1)=="/"){for(o=s+1;o<c.length;++o)if(t(e.FullPaths[o])==d)break;_.C=o>=c.length?-1:o;for(o=s+1;o<c.length;++o)if(t(e.FullPaths[o])==t(d))break;_.R=o>=c.length?-1:o;_.type=1}else{if(t(e.FullPaths[s+1]||"")==t(d))_.R=s+1;_.type=2}}}function b(e,r){I(e);var t=function(e){var r=0,t=0;for(var i=0;i<e.FileIndex.length;++i){var n=e.FileIndex[i];if(!n.content)continue;var a=n.content.length;if(a===0){}else if(a<4096)r+=a+63>>6;else t+=a+511>>9}var f=e.FullPaths.length+3>>2;var s=r+7>>3;var h=r+127>>7;var l=s+t+f+h;var o=l+127>>7;var c=o<=109?0:Math.ceil((o-109)/127);while(l+o+c+127>>7>o)c=++o<=109?0:Math.ceil((o-109)/127);var 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a=CFB.find(e,r);if(!a){var f=e.FullPaths[0];if(r.slice(0,f.length)==f)f=r;else{if(f.slice(-1)!="/")f+="/";f=(f+r).replace("//","/")}a={name:i(r),type:2};e.FileIndex.push(a);e.FullPaths.push(f);CFB.utils.cfb_gc(e)}a.content=t;a.size=t?t.length:0;if(n){if(n.CLSID)a.clsid=n.CLSID}return a}function D(e,r){F(e);var t=CFB.find(e,r);if(t)for(var i=0;i<e.FileIndex.length;++i)if(e.FileIndex[i]==t){e.FileIndex.splice(i,1);e.FullPaths.splice(i,1);return true}return false}function z(e,r,t){F(e);var n=CFB.find(e,r);if(n)for(var a=0;a<e.FileIndex.length;++a)if(e.FileIndex[a]==n){e.FileIndex[a].name=i(t);e.FullPaths[a]=t;return true}return false}function O(e){I(e,true)}e.find=x;e.read=p;e.parse=f;e.write=L;e.writeFile=B;e.utils={cfb_new:P,cfb_add:R,cfb_del:D,cfb_mov:z,cfb_gc:O,ReadShift:ReadShift,CheckField:CheckField,prep_blob:prep_blob,bconcat:bconcat,consts:m};return e}();if(typeof require!=="undefined"&&typeof module!=="undefined"&&typeof DO_NOT_EXPORT_CFB==="undefined"){module.exports=CFB}
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r=new_raw_buf(e);prep_blob(r,0);return r}var CFB=function t(){var e={};e.version="1.0.0";function r(e,r){var t=e.split("/"),i=r.split("/");for(var n=0,a=0,f=Math.min(t.length,i.length);n<f;++n){if(a=t[n].length-i[n].length)return a;if(t[n]!=i[n])return t[n]<i[n]?-1:1}return t.length-i.length}function t(e){if(e.charAt(e.length-1)=="/")return e.slice(0,-1).indexOf("/")===-1?e:t(e.slice(0,-1));var r=e.lastIndexOf("/");return r===-1?e:e.slice(0,r+1)}function i(e){if(e.charAt(e.length-1)=="/")return i(e.slice(0,-1));var r=e.lastIndexOf("/");return r===-1?e:e.slice(r+1)}var n;function a(){return n||(n=require("fs"))}function f(e,r){var t=3;var i=512;var n=0;var a=0;var f=0;var c=0;var _=0;var w=[];var p=e.slice(0,512);prep_blob(p,0);var F=s(p);t=F[0];switch(t){case 3:i=512;break;case 4:i=4096;break;default:throw new Error("Major Version: Expected 3 or 4 saw "+t);}if(i!==512){p=e.slice(0,i);prep_blob(p,28)}var g=e.slice(0,i);h(p,t);var I=p.read_shift(4,"i");if(t===3&&I!==0)throw new Error("# Directory Sectors: Expected 0 saw "+I);p.l+=4;f=p.read_shift(4,"i");p.l+=4;p.chk("00100000","Mini Stream Cutoff Size: ");c=p.read_shift(4,"i");n=p.read_shift(4,"i");_=p.read_shift(4,"i");a=p.read_shift(4,"i");for(var b=-1,x=0;x<109;++x){b=p.read_shift(4,"i");if(b<0)break;w[x]=b}var E=l(e,i);u(_,a,E,i,w);var C=d(E,f,w,i);C[f].name="!Directory";if(n>0&&c!==y)C[c].name="!MiniFAT";C[w[0]].name="!FAT";C.fat_addrs=w;C.ssz=i;var S={},A=[],m=[],B=[];v(f,C,E,A,n,S,m,c);o(m,B,A);A.shift();var L={FileIndex:m,FullPaths:B};if(r&&r.raw)L.raw={header:g,sectors:E};return L}function s(e){e.chk(S,"Header Signature: ");e.chk(m,"CLSID: ");var r=e.read_shift(2,"u");return[e.read_shift(2,"u"),r]}function h(e,r){var t=9;e.l+=2;switch(t=e.read_shift(2)){case 9:if(r!=3)throw new Error("Sector Shift: Expected 9 saw "+t);break;case 12:if(r!=4)throw new Error("Sector Shift: Expected 12 saw "+t);break;default:throw new Error("Sector Shift: Expected 9 or 12 saw "+t);}e.chk("0600","Mini Sector Shift: 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a=y;if(e===y){if(r!==0)throw new Error("DIFAT chain shorter than expected")}else if(e!==-1){var f=t[e],s=(i>>>2)-1;if(!f)return;for(var h=0;h<s;++h){if((a=__readInt32LE(f,h*4))===y)break;n.push(a)}u(__readInt32LE(f,i-4),r-1,t,i,n)}}function _(e,r,t,i,n){var a=[],f=[];if(!n)n=[];var s=i-1,h=0,l=0;for(h=r;h>=0;){n[h]=true;a[a.length]=h;f.push(e[h]);var o=t[Math.floor(h*4/i)];l=h*4&s;if(i<4+l)throw new Error("FAT boundary crossed: "+h+" 4 "+i);if(!e[o])break;h=__readInt32LE(e[o],l)}return{nodes:a,data:__toBuffer([f])}}function d(e,r,t,i){var n=e.length,a=[];var f=[],s=[],h=[];var l=i-1,o=0,c=0,u=0,_=0;for(o=0;o<n;++o){s=[];u=o+r;if(u>=n)u-=n;if(f[u])continue;h=[];for(c=u;c>=0;){f[c]=true;s[s.length]=c;h.push(e[c]);var d=t[Math.floor(c*4/i)];_=c*4&l;if(i<4+_)throw new Error("FAT boundary crossed: "+c+" 4 "+i);if(!e[d])break;c=__readInt32LE(e[d],_)}a[u]={nodes:s,data:__toBuffer([h])}}return a}function v(e,r,t,i,n,a,f,s){var h=0,l=i.length?2:0;var o=r[e].data;var u=0,d=0,v;for(;u<o.length;u+=128){var p=o.slice(u,u+128);prep_blob(p,64);d=p.read_shift(2);v=__utf16le(p,0,d-l);i.push(v);var F={name:v,type:p.read_shift(1),color:p.read_shift(1),L:p.read_shift(4,"i"),R:p.read_shift(4,"i"),C:p.read_shift(4,"i"),clsid:p.read_shift(16),state:p.read_shift(4,"i"),start:0,size:0};var g=p.read_shift(2)+p.read_shift(2)+p.read_shift(2)+p.read_shift(2);if(g!==0)F.ct=w(p,p.l-8);var I=p.read_shift(2)+p.read_shift(2)+p.read_shift(2)+p.read_shift(2);if(I!==0)F.mt=w(p,p.l-8);F.start=p.read_shift(4,"i");F.size=p.read_shift(4,"i");if(F.size<0&&F.start<0){F.size=F.type=0;F.start=y;F.name=""}if(F.type===5){h=F.start;if(n>0&&h!==y)r[h].name="!StreamData"}else if(F.size>=4096){F.storage="fat";if(r[F.start]===undefined)r[F.start]=_(t,F.start,r.fat_addrs,r.ssz);r[F.start].name=F.name;F.content=r[F.start].data.slice(0,F.size);prep_blob(F.content,0)}else{F.storage="minifat";if(h!==y&&F.start!==y&&r[h]){F.content=c(F,r[h].data,(r[s]||{}).data);prep_blob(F.content,0)}}a[v]=F;f.push(F)}}function w(e,r){return new Date((__readUInt32LE(e,r+4)/1e7*Math.pow(2,32)+__readUInt32LE(e,r)/1e7-11644473600)*1e3)}function p(e,r){a();return f(n.readFileSync(e),r)}function F(e,r){switch(r&&r.type||"base64"){case"file":return p(e,r);case"base64":return f(s2a(Base64.decode(e)),r);case"binary":return f(s2a(e),r);}return f(e,r)}function g(e,r){var t=r||{},i=t.root||"Root Entry";if(!e.FullPaths)e.FullPaths=[];if(!e.FileIndex)e.FileIndex=[];if(e.FullPaths.length!==e.FileIndex.length)throw new Error("inconsistent CFB structure");if(e.FullPaths.length===0){e.FullPaths[0]=i+"/";e.FileIndex[0]={name:i,type:5}}if(t.CLSID)e.FileIndex[0].clsid=t.CLSID;I(e)}function I(e){var r="
Sh33tJ5";if(CFB.find(e,"/"+r))return;var t=new_buf(4);t[0]=55;t[1]=t[3]=50;t[2]=54;e.FileIndex.push({name:r,type:2,content:t,size:4,L:69,R:69,C:69});e.FullPaths.push(e.FullPaths[0]+r);b(e)}function b(e,n){g(e);var a=false,f=false;for(var s=e.FullPaths.length-1;s>=0;--s){var h=e.FileIndex[s];switch(h.type){case 0:if(f)a=true;else{e.FileIndex.pop();e.FullPaths.pop()}break;case 1:;case 2:;case 5:f=true;if(isNaN(h.R*h.L*h.C))a=true;if(h.R>-1&&h.L>-1&&h.R==h.L)a=true;break;default:a=true;break;}}if(!a&&!n)return;var l=new Date(1987,1,19),o=0;var c=[];for(s=0;s<e.FullPaths.length;++s){if(e.FileIndex[s].type===0)continue;c.push([e.FullPaths[s],e.FileIndex[s]])}for(s=0;s<c.length;++s){var u=t(c[s][0]);f=false;for(o=0;o<c.length;++o)if(c[o][0]===u)f=true;if(!f)c.push([u,{name:i(u).replace("/",""),type:1,clsid:m,ct:l,mt:l,content:null}])}c.sort(function(e,t){return r(e[0],t[0])});e.FullPaths=[];e.FileIndex=[];for(s=0;s<c.length;++s){e.FullPaths[s]=c[s][0];e.FileIndex[s]=c[s][1]}for(s=0;s<c.length;++s){var _=e.FileIndex[s];var d=e.FullPaths[s];_.name=i(d).replace("/","");_.L=_.R=_.C=-(_.color=1);_.size=_.content?_.content.length:0;_.start=0;_.clsid=_.clsid||m;if(s===0){_.C=c.length>1?1:-1;_.size=0;_.type=5}else if(d.slice(-1)=="/"){for(o=s+1;o<c.length;++o)if(t(e.FullPaths[o])==d)break;_.C=o>=c.length?-1:o;for(o=s+1;o<c.length;++o)if(t(e.FullPaths[o])==t(d))break;_.R=o>=c.length?-1:o;_.type=1}else{if(t(e.FullPaths[s+1]||"")==t(d))_.R=s+1;_.type=2}}}function x(e,r){b(e);var t=function(e){var r=0,t=0;for(var i=0;i<e.FileIndex.length;++i){var n=e.FileIndex[i];if(!n.content)continue;var a=n.content.length;if(a===0){}else if(a<4096)r+=a+63>>6;else t+=a+511>>9}var f=e.FullPaths.length+3>>2;var s=r+7>>3;var h=r+127>>7;var l=s+t+f+h;var o=l+127>>7;var c=o<=109?0:Math.ceil((o-109)/127);while(l+o+c+127>>7>o)c=++o<=109?0:Math.ceil((o-109)/127);var u=[1,c,o,h,f,t,r,0];e.FileIndex[0].size=r<<6;u[7]=(e.FileIndex[0].start=u[0]+u[1]+u[2]+u[3]+u[4]+u[5])+(u[6]+7>>3);return u}(e);var i=new_buf(t[7]<<9);var n=0,a=0;{for(n=0;n<8;++n)i.write_shift(1,A[n]);for(n=0;n<8;++n)i.write_shift(2,0);i.write_shift(2,62);i.write_shift(2,3);i.write_shift(2,65534);i.write_shift(2,9);i.write_shift(2,6);for(n=0;n<3;++n)i.write_shift(2,0);i.write_shift(4,0);i.write_shift(4,t[2]);i.write_shift(4,t[0]+t[1]+t[2]+t[3]-1);i.write_shift(4,0);i.write_shift(4,1<<12);i.write_shift(4,t[3]?t[0]+t[1]+t[2]-1:y);i.write_shift(4,t[3]);i.write_shift(-4,t[1]?t[0]-1:y);i.write_shift(4,t[1]);for(n=0;n<109;++n)i.write_shift(-4,n<t[2]?t[1]+n:-1)}if(t[1]){for(a=0;a<t[1];++a){for(;n<236+a*127;++n)i.write_shift(-4,n<t[2]?t[1]+n:-1);i.write_shift(-4,a===t[1]-1?y:a+1)}}var f=function(e){for(a+=e;n<a-1;++n)i.write_shift(-4,n+1);if(e){++n;i.write_shift(-4,y)}};a=n=0;for(a+=t[1];n<a;++n)i.write_shift(-4,B.DIFSECT);for(a+=t[2];n<a;++n)i.write_shift(-4,B.FATSECT);f(t[3]);f(t[4]);var s=0,h=0;var l=e.FileIndex[0];for(;s<e.FileIndex.length;++s){l=e.FileIndex[s];if(!l.content)continue;h=l.content.length;if(h<4096)continue;l.start=a;f(h+511>>9)}f(t[6]+7>>3);while(i.l&511)i.write_shift(-4,B.ENDOFCHAIN);a=n=0;for(s=0;s<e.FileIndex.length;++s){l=e.FileIndex[s];if(!l.content)continue;h=l.content.length;if(!h||h>=4096)continue;l.start=a;f(h+63>>6)}while(i.l&511)i.write_shift(-4,B.ENDOFCHAIN);for(n=0;n<t[4]<<2;++n){var o=e.FullPaths[n];if(!o||o.length===0){for(s=0;s<17;++s)i.write_shift(4,0);for(s=0;s<3;++s)i.write_shift(4,-1);for(s=0;s<12;++s)i.write_shift(4,0);continue}l=e.FileIndex[n];if(n===0)l.start=l.size?l.start-1:y;h=2*(l.name.length+1);i.write_shift(64,l.name,"utf16le");i.write_shift(2,h);i.write_shift(1,l.type);i.write_shift(1,l.color);i.write_shift(-4,l.L);i.write_shift(-4,l.R);i.write_shift(-4,l.C);if(!l.clsid)for(s=0;s<4;++s)i.write_shift(4,0);else i.write_shift(16,l.clsid,"hex");i.write_shift(4,l.state||0);i.write_shift(4,0);i.write_shift(4,0);i.write_shift(4,0);i.write_shift(4,0);i.write_shift(4,l.start);i.write_shift(4,l.size);i.write_shift(4,0)}for(n=1;n<e.FileIndex.length;++n){l=e.FileIndex[n];if(l.size>=4096){i.l=l.start+1<<9;for(s=0;s<l.size;++s)i.write_shift(1,l.content[s]);for(;s&511;++s)i.write_shift(1,0)}}for(n=1;n<e.FileIndex.length;++n){l=e.FileIndex[n];if(l.size>0&&l.size<4096){for(s=0;s<l.size;++s)i.write_shift(1,l.content[s]);for(;s&63;++s)i.write_shift(1,0)}}while(i.l<i.length)i.write_shift(1,0);return i}function E(e,r){var t=e.FullPaths.map(function(e){return e.toUpperCase()});var i=t.map(function(e){var r=e.split("/");return r[r.length-(e.slice(-1)=="/"?2:1)]});var n=false;if(r.charCodeAt(0)===47){n=true;r=t[0].slice(0,-1)+r}else n=r.indexOf("/")!==-1;var a=r.toUpperCase();var f=n===true?t.indexOf(a):i.indexOf(a);if(f!==-1)return e.FileIndex[f];a=a.replace(chr0,"").replace(chr1,"!");for(f=0;f<t.length;++f){if(t[f].replace(chr0,"").replace(chr1,"!")==a)return e.FileIndex[f];if(i[f].replace(chr0,"").replace(chr1,"!")==a)return e.FileIndex[f]}return null}var C=64;var y=-2;var S="d0cf11e0a1b11ae1";var A=[208,207,17,224,161,177,26,225];var m="00000000000000000000000000000000";var B={MAXREGSECT:-6,DIFSECT:-4,FATSECT:-3,ENDOFCHAIN:y,FREESECT:-1,HEADER_SIGNATURE:S,HEADER_MINOR_VERSION:"3e00",MAXREGSID:-6,NOSTREAM:-1,HEADER_CLSID:m,EntryTypes:["unknown","storage","stream","lockbytes","property","root"]};function L(e,r,t){a();var i=x(e,t);n.writeFileSync(r,i)}function k(e){var r=new Array(e.length);for(var t=0;t<e.length;++t)r[t]=String.fromCharCode(e[t]);return r.join("")}function R(e,r){var t=x(e,r);switch(r&&r.type){case"file":a();n.writeFileSync(r.filename,t);return t;case"binary":return k(t);case"base64":return Base64.encode(k(t));}return t}function P(e){var r={};g(r,e);return r}function z(e,r,t,n){g(e);var a=CFB.find(e,r);if(!a){var f=e.FullPaths[0];if(r.slice(0,f.length)==f)f=r;else{if(f.slice(-1)!="/")f+="/";f=(f+r).replace("//","/")}a={name:i(r),type:2};e.FileIndex.push(a);e.FullPaths.push(f);CFB.utils.cfb_gc(e)}a.content=t;a.size=t?t.length:0;if(n){if(n.CLSID)a.clsid=n.CLSID}return a}function D(e,r){g(e);var t=CFB.find(e,r);if(t)for(var i=0;i<e.FileIndex.length;++i)if(e.FileIndex[i]==t){e.FileIndex.splice(i,1);e.FullPaths.splice(i,1);return true}return false}function O(e,r,t){g(e);var n=CFB.find(e,r);if(n)for(var a=0;a<e.FileIndex.length;++a)if(e.FileIndex[a]==n){e.FileIndex[a].name=i(t);e.FullPaths[a]=t;return true}return false}function T(e){b(e,true)}e.find=E;e.read=F;e.parse=f;e.write=R;e.writeFile=L;e.utils={cfb_new:P,cfb_add:z,cfb_del:D,cfb_mov:O,cfb_gc:T,ReadShift:ReadShift,CheckField:CheckField,prep_blob:prep_blob,bconcat:bconcat,consts:B};return e}();if(typeof require!=="undefined"&&typeof module!=="undefined"&&typeof DO_NOT_EXPORT_CFB==="undefined"){module.exports=CFB}

dist/xlscfb.js

@@ -41,3 +41,3 @@ var DO_NOT_EXPORT_CFB = true;
 var exports/*:CFBModule*/ = /*::(*/{}/*:: :any)*/;
-exports.version = '0.13.2';
+exports.version = '1.0.0';
 /* [MS-CFB] 2.6.4 */
@@ -145,6 +145,6 @@ function namecmp(l/*:string*/, r/*:string*/)/*:number*/ {
 /* [MS-CFB] 2.6.1 Compound File Directory Entry */
-var files/*:CFBFiles*/ = {}, Paths/*:Array<string>*/ = [], FileIndex/*:CFBFileIndex*/ = [], FullPaths/*:Array<string>*/ = [], FullPathDir = {};
-read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex);
+var files/*:CFBFiles*/ = {}, Paths/*:Array<string>*/ = [], FileIndex/*:CFBFileIndex*/ = [], FullPaths/*:Array<string>*/ = [];
+read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex, minifat_start);
 
-build_full_paths(FileIndex, FullPathDir, FullPaths, Paths);
+build_full_paths(FileIndex, FullPaths, Paths);
 Paths.shift();
@@ -154,4 +154,3 @@
 	FileIndex: FileIndex,
-	FullPaths: FullPaths,
-	FullPathDir: FullPathDir
+	FullPaths: FullPaths
 };
@@ -208,3 +207,3 @@
 /* [MS-CFB] 2.6.4 Red-Black Tree */
-function build_full_paths(FI/*:CFBFileIndex*/, FPD/*:CFBFullPathDir*/, FP/*:Array<string>*/, Paths/*:Array<string>*/)/*:void*/ {
+function build_full_paths(FI/*:CFBFileIndex*/, FP/*:Array<string>*/, Paths/*:Array<string>*/)/*:void*/ {
 	var i = 0, L = 0, R = 0, C = 0, j = 0, pl = Paths.length;
@@ -245,6 +244,19 @@ var dad/*:Array<number>*/ = [], q/*:Array<number>*/ = [];
 		if(FI[i].type !== 2 /* stream */) FP[i] += "/";
-		FPD[FP[i]] = FI[i];
 	}
 }
 
+function get_mfat_entry(entry/*:CFBEntry*/, payload/*:RawBytes*/, mini/*:?RawBytes*/)/*:CFBlob*/ {
+	var start = entry.start, size = entry.size;
+	//return (payload.slice(start*MSSZ, start*MSSZ + size)/*:any*/);
+	var o = [];
+	var idx = start;
+	while(mini && size > 0 && idx >= 0) {
+		o.push(payload.slice(idx * MSSZ, idx * MSSZ + MSSZ));
+		size -= MSSZ;
+		idx = __readInt32LE(mini, idx * 4);
+	}
+	if(o.length === 0) return (new_buf(0)/*:any*/);
+	return (bconcat(o).slice(0, entry.size)/*:any*/);
+}
+
 /** Chase down the rest of the DIFAT chain to build a comprehensive list
@@ -311,3 +323,3 @@ DIFAT chains by storing the next sector number as the last 32 bits */
 /* [MS-CFB] 2.6.1 Compound File Directory Entry */
-function read_directory(dir_start/*:number*/, sector_list/*:SectorList*/, sectors/*:Array<RawBytes>*/, Paths/*:Array<string>*/, nmfs, files, FileIndex) {
+function read_directory(dir_start/*:number*/, sector_list/*:SectorList*/, sectors/*:Array<RawBytes>*/, Paths/*:Array<string>*/, nmfs, files, FileIndex, mini) {
 	var minifat_store = 0, pl = (Paths.length?2:0);
@@ -354,3 +366,3 @@ var sector = sector_list[dir_start].data;
 			if(minifat_store !== ENDOFCHAIN && o.start !== ENDOFCHAIN && sector_list[minifat_store]) {
-				o.content = (sector_list[minifat_store].data.slice(o.start*MSSZ,o.start*MSSZ+o.size)/*:any*/);
+				o.content = get_mfat_entry(o, sector_list[minifat_store].data, (sector_list[mini]||{}).data);
 				prep_blob(o.content, 0);
@@ -357,0 +369,0 @@ }

package.json

 {
   "name": "cfb",
-  "version": "0.13.2",
+  "version": "1.0.0",
   "author": "sheetjs",
@@ -5,0 +5,0 @@ "description": "Compound File Binary File Format extractor",

types/index.d.ts

@@ -77,10 +77,2 @@ /* index.d.ts (C) 2013-present SheetJS */
 
-
-/* cfb.FullPathDir Directory object */
-export interface CFBDirectory {
-  /* cfb.FullPathDir keys are paths; cfb.Directory keys are file names */
-  [key: string]: CFBEntry;
-}
-
-
 /* File object */
@@ -91,5 +83,2 @@ export interface CFBContainer {
 
-  /* Path -> CFB object mapping */
-  FullPathDir: CFBDirectory;
-
   /* Array of entries in the same order as FullPaths */
@@ -96,0 +85,0 @@ FileIndex: CFBEntry[];

xlscfb.flow.js

@@ -41,3 +41,3 @@ var DO_NOT_EXPORT_CFB = true;
 var exports/*:CFBModule*/ = /*::(*/{}/*:: :any)*/;
-exports.version = '0.13.2';
+exports.version = '1.0.0';
 /* [MS-CFB] 2.6.4 */
@@ -145,6 +145,6 @@ function namecmp(l/*:string*/, r/*:string*/)/*:number*/ {
 /* [MS-CFB] 2.6.1 Compound File Directory Entry */
-var files/*:CFBFiles*/ = {}, Paths/*:Array<string>*/ = [], FileIndex/*:CFBFileIndex*/ = [], FullPaths/*:Array<string>*/ = [], FullPathDir = {};
-read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex);
+var files/*:CFBFiles*/ = {}, Paths/*:Array<string>*/ = [], FileIndex/*:CFBFileIndex*/ = [], FullPaths/*:Array<string>*/ = [];
+read_directory(dir_start, sector_list, sectors, Paths, nmfs, files, FileIndex, minifat_start);
 
-build_full_paths(FileIndex, FullPathDir, FullPaths, Paths);
+build_full_paths(FileIndex, FullPaths, Paths);
 Paths.shift();
@@ -154,4 +154,3 @@
 	FileIndex: FileIndex,
-	FullPaths: FullPaths,
-	FullPathDir: FullPathDir
+	FullPaths: FullPaths
 };
@@ -208,3 +207,3 @@
 /* [MS-CFB] 2.6.4 Red-Black Tree */
-function build_full_paths(FI/*:CFBFileIndex*/, FPD/*:CFBFullPathDir*/, FP/*:Array<string>*/, Paths/*:Array<string>*/)/*:void*/ {
+function build_full_paths(FI/*:CFBFileIndex*/, FP/*:Array<string>*/, Paths/*:Array<string>*/)/*:void*/ {
 	var i = 0, L = 0, R = 0, C = 0, j = 0, pl = Paths.length;
@@ -245,6 +244,19 @@ var dad/*:Array<number>*/ = [], q/*:Array<number>*/ = [];
 		if(FI[i].type !== 2 /* stream */) FP[i] += "/";
-		FPD[FP[i]] = FI[i];
 	}
 }
 
+function get_mfat_entry(entry/*:CFBEntry*/, payload/*:RawBytes*/, mini/*:?RawBytes*/)/*:CFBlob*/ {
+	var start = entry.start, size = entry.size;
+	//return (payload.slice(start*MSSZ, start*MSSZ + size)/*:any*/);
+	var o = [];
+	var idx = start;
+	while(mini && size > 0 && idx >= 0) {
+		o.push(payload.slice(idx * MSSZ, idx * MSSZ + MSSZ));
+		size -= MSSZ;
+		idx = __readInt32LE(mini, idx * 4);
+	}
+	if(o.length === 0) return (new_buf(0)/*:any*/);
+	return (bconcat(o).slice(0, entry.size)/*:any*/);
+}
+
 /** Chase down the rest of the DIFAT chain to build a comprehensive list
@@ -311,3 +323,3 @@ DIFAT chains by storing the next sector number as the last 32 bits */
 /* [MS-CFB] 2.6.1 Compound File Directory Entry */
-function read_directory(dir_start/*:number*/, sector_list/*:SectorList*/, sectors/*:Array<RawBytes>*/, Paths/*:Array<string>*/, nmfs, files, FileIndex) {
+function read_directory(dir_start/*:number*/, sector_list/*:SectorList*/, sectors/*:Array<RawBytes>*/, Paths/*:Array<string>*/, nmfs, files, FileIndex, mini) {
 	var minifat_store = 0, pl = (Paths.length?2:0);
@@ -354,3 +366,3 @@ var sector = sector_list[dir_start].data;
 			if(minifat_store !== ENDOFCHAIN && o.start !== ENDOFCHAIN && sector_list[minifat_store]) {
-				o.content = (sector_list[minifat_store].data.slice(o.start*MSSZ,o.start*MSSZ+o.size)/*:any*/);
+				o.content = get_mfat_entry(o, sector_list[minifat_store].data, (sector_list[mini]||{}).data);
 				prep_blob(o.content, 0);
@@ -357,0 +369,0 @@ }

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Package is not semver >=1. This means it is not stable and does not support ^ ranges.

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Improved metrics

Total package byte prevSize

164161

increased by1.31%

Number of package files

14

increased by7.69%

Lines of code

3095

increased by1.21%

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decreased by-50%

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