@oslojs/crypto - npm Package Compare versions

Comparing version 0.6.0 to 0.6.1

dist/ecdsa/curve.js

@@ -105,12 +105,13 @@ import { bigIntBytes } from "@oslojs/binary";
         const kBytes = bigIntBytes(k);
-        // montgomery ladder
-        const r = [pointAtInfinity(), new JacobianPoint(point.x, point.y, 1n)];
-        for (let i = 0; i < kBytes.byteLength * 8; i++) {
-            const byte = kBytes[Math.floor(i / 8)];
-            const bit = (byte >> (7 - (i % 8))) & 0x01;
-            const notBit = bit ^ 1;
-            r[notBit] = this.addJacobian(r[notBit], r[bit]);
-            r[bit] = this.doubleJacobian(r[bit]);
+        const bitLength = k.toString(2).length;
+        let res = pointAtInfinity();
+        let temp = new JacobianPoint(point.x, point.y, 1n);
+        for (let i = 0; i < bitLength; i++) {
+            const byte = kBytes[kBytes.byteLength - 1 - Math.floor(i / 8)];
+            if ((byte >> i % 8) & 0x01) {
+                res = this.addJacobian(res, temp);
+            }
+            temp = this.doubleJacobian(temp);
         }
-        return this.toAffine(r[0]);
+        return this.toAffine(res);
     }
@@ -117,0 +118,0 @@ isOnCurve(point) {

package.json

 {
   "name": "@oslojs/crypto",
   "type": "module",
-  "version": "0.6.0",
+  "version": "0.6.1",
   "description": "A very basic crypto library",
@@ -86,3 +86,3 @@ "files": [
     "@oslojs/asn1": "0.2.2",
-    "@oslojs/binary": "0.2.3"
+    "@oslojs/binary": "0.4.0"
   },
@@ -89,0 +89,0 @@ "scripts": {

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Improved metrics

Lines of code

1932

increased by0.05%

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Total package byte prevSize

73351

Dependency changes

• + Added@oslojs/binary@0.4.0(transitive)

• Updated@oslojs/binary@0.4.0