@kenjiuno/msgreader - npm Package Compare versions

Comparing version 1.6.0 to 1.6.1

lib/Burner.js

@@ -42,2 +42,12 @@ "use strict";
 
+function repeatValue(value, count) {
+  var array = [];
+
+  for (var x = 0; x < count; x++) {
+    array.push(value);
+  }
+
+  return array;
+}
+
 var LiteFat = /*#__PURE__*/function () {
@@ -65,2 +75,13 @@ function LiteFat(source) {
   }, {
+    key: "allocateAs",
+    value: function allocateAs(count, value) {
+      var first = this.sectors.length;
+
+      for (var x = 0; x < count; x++) {
+        this.sectors.push(value);
+      }
+
+      return first;
+    }
+  }, {
     key: "finalize",
@@ -98,3 +119,3 @@ value: function finalize(boundary) {
 
-    this.fat = new LiteFat([-3]);
+    this.fat = new LiteFat([]);
     this.miniFat = new LiteFat([]);
@@ -151,12 +172,18 @@ this.liteEnts = entries.map(function (it) {
     this.liteEnts[0].firstSector = firstMiniDataSector;
+    var firstFatSector = this.fat.allocateAs(RoundUpto512(4 * this.fat.count()) / 512, -3);
+    var numFatSectors = this.fat.count() - firstFatSector;
+    var numDifatSectors = numFatSectors > 109 ? RoundUpto512(4 * (numFatSectors - 109)) / 512 : 0;
+    var firstDifatSector = numDifatSectors !== 0 ? this.fat.allocateAs(numDifatSectors, -4) : -2;
     var array = new ArrayBuffer(512 * (1 + this.fat.count()));
     var ds = new _DataStream["default"](array, 0, _DataStream["default"].LITTLE_ENDIAN);
     ds.dynamicSize = false;
+    this.miniFat.finalize(512 / 4);
+    var difat1 = [];
+    var difat2 = [];
+    {
+      for (var x = 0; x < numFatSectors; x++) {
+        (x < 109 ? difat1 : difat2).push(firstFatSector + x);
+      }
+    } // header
 
-    if (this.fat.finalize(512 / 4).count() > 128) {
-      throw new Error("FAT overflowed!");
-    }
-
-    this.miniFat.finalize(512 / 4); // header
-
     {
@@ -177,3 +204,3 @@ ds.seek(0);
       ds.seek(0x2C);
-      ds.writeInt32(1); //int32 NumberOfFATSectors
+      ds.writeInt32(numFatSectors); //int32 NumberOfFATSectors
 
@@ -189,18 +216,20 @@ ds.writeInt32(entriesFirstSector); //int32 FirstDirectorySectorLocation
 
-      ds.writeInt32(-2); //int32 FirstDIFATSectorLocation
+      ds.writeInt32(firstDifatSector); //int32 FirstDIFATSectorLocation
 
-      ds.seek(0x4C);
-      ds.writeInt32(0); //int32 DIFAT[0]
+      ds.writeInt32(numDifatSectors); //int32 NumberOfDIFATSectors
 
-      for (var x = 1; x < 109; x++) {
+      var _x = 0;
+
+      for (; _x < difat1.length; _x++) {
+        ds.writeInt32(difat1[_x]); //int32 DIFAT[x]
+      }
+
+      for (; _x < 109; _x++) {
         ds.writeInt32(-1); //int32 DIFAT[x]
       }
-    } // fat
+    } // entries
 
-    ds.seek(512 * 1);
-    ds.writeInt32Array(this.fat.sectors); // entries
-
-    for (var _x = 0; _x < this.liteEnts.length; _x++) {
-      var liteEnt = this.liteEnts[_x];
-      var pos = 512 * (1 + entriesFirstSector) + 128 * _x;
+    for (var _x2 = 0; _x2 < this.liteEnts.length; _x2++) {
+      var liteEnt = this.liteEnts[_x2];
+      var pos = 512 * (1 + entriesFirstSector) + 128 * _x2;
       ds.seek(pos);
@@ -212,3 +241,3 @@ ds.writeUCS2String(liteEnt.entry.name, null, null);
       ds.writeUint8(liteEnt.entry.type);
-      ds.writeUint8(_x === 0 ? 0 : 1);
+      ds.writeUint8(_x2 === 0 ? 0 : 1);
       ds.writeInt32(liteEnt.left);
@@ -218,3 +247,3 @@ ds.writeInt32(liteEnt.right);
 
-      if (_x === 0) {
+      if (_x2 === 0) {
         ds.seek(pos + 0x50);
@@ -224,3 +253,3 @@ ds.writeUint8Array([0x0B, 0x0D, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46]);
 
-      var length = _x === 0 ? bytesMiniFat : liteEnt.entry.length;
+      var length = _x2 === 0 ? bytesMiniFat : liteEnt.entry.length;
       ds.seek(pos + 0x74);
@@ -273,3 +302,12 @@ ds.writeInt32(liteEnt.firstSector);
     ds.seek(512 * (1 + firstMiniFatSector));
-    ds.writeInt32Array(this.miniFat.sectors);
+    ds.writeInt32Array(this.miniFat.sectors); // fat
+
+    ds.seek(512 * (1 + firstFatSector));
+    ds.writeInt32Array(this.fat.sectors); // difat
+
+    if (numDifatSectors >= 1) {
+      ds.seek(512 * (1 + firstDifatSector));
+      ds.writeInt32Array(difat2);
+    }
+
     this.array = array;
@@ -276,0 +314,0 @@ }

package.json

 {
   "name": "@kenjiuno/msgreader",
-  "version": "1.6.0",
+  "version": "1.6.1",
   "description": "",
@@ -5,0 +5,0 @@ "main": "lib/index.js",

No alert changes

Improved metrics

Total package byte prevSize

216262

increased by0.73%

Number of package files

22

increased by4.76%

Lines of code

6342

increased by0.79%

No dependency changes