@stablelib/blake2b - npm Package Compare versions

Comparing version 0.10.4 to 0.10.5

blake2b.ts

@@ -79,2 +79,3 @@ // Copyright (C) 2017 Dmitry Chestnykh
 
+    // Note: Int32Arrays for state and message are used for performance reasons.
     private _state = new Int32Array(IV); // hash state, initialized with IV
@@ -88,2 +89,5 @@ private _buffer = new Uint8Array(BLOCK_SIZE); // buffer for data
 
+    private _vtmp = new Int32Array(32);
+    private _mtmp = new Int32Array(32);
+
     private _paddedKey: Uint8Array | undefined; // copy of zero-padded key if present
@@ -300,2 +304,4 @@ private _initialState: Int32Array; // initial state after initialization
     clean() {
+        wipe(this._vtmp);
+        wipe(this._mtmp);
         wipe(this._state);
@@ -511,3 +517,3 @@ wipe(this._buffer);
         this._incrementCounter(length);
-        let v = new Uint32Array(32);
+        let v = this._vtmp;
         v.set(this._state);
@@ -524,3 +530,3 @@ v.set(IV, 16);
 
-        let m = new Uint32Array(32);
+        let m = this._mtmp;
         for (let i = 0; i < 32; i++) {
@@ -527,0 +533,0 @@ m[i] = readUint32LE(this._buffer, i * 4);

lib/blake2b.d.ts

@@ -36,2 +36,4 @@ import { SerializableHash } from "@stablelib/hash";
     private _finished;
+    private _vtmp;
+    private _mtmp;
     private _paddedKey;
@@ -38,0 +40,0 @@ private _initialState;

lib/blake2b.js

@@ -62,2 +62,4 @@ "use strict";
         this._finished = false;
+        this._vtmp = new Int32Array(32);
+        this._mtmp = new Int32Array(32);
         // Validate digest length.
@@ -242,2 +244,4 @@ if (digestLength < 1 || digestLength > exports.DIGEST_LENGTH) {
     BLAKE2b.prototype.clean = function () {
+        wipe_1.wipe(this._vtmp);
+        wipe_1.wipe(this._mtmp);
         wipe_1.wipe(this._state);
@@ -428,3 +432,3 @@ wipe_1.wipe(this._buffer);
         this._incrementCounter(length);
-        var v = new Uint32Array(32);
+        var v = this._vtmp;
         v.set(this._state);
@@ -440,5 +444,6 @@ v.set(IV, 16);
         v[15 * 2 + 1] ^= this._flag[3];
-        var m = new Uint32Array(32);
+        var m = this._mtmp;
+        var mv = new DataView(this._buffer.buffer);
         for (var i = 0; i < 32; i++) {
-            m[i] = binary_1.readUint32LE(this._buffer, i * 4);
+            m[i] = mv.getUint32(i * 4, true);
         }
@@ -445,0 +450,0 @@ for (var r = 0; r < 12; r++) {

package.json

 {
   "name": "@stablelib/blake2b",
-  "version": "0.10.4",
+  "version": "0.10.5",
   "description": "BLAKE2b cryptographic hash function",
@@ -5,0 +5,0 @@ "main": "./lib/blake2b.js",

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Total package byte prevSize

225128

increased by0.28%

Lines of code

2320

increased by0.52%

No dependency changes