snarkjs - npm Package Compare versions

Comparing version 0.1.6 to 0.1.7

package.json

 {
   "name": "snarkjs",
-  "version": "0.1.6",
+  "version": "0.1.7",
   "description": "zkSNARKs implementation in JavaScript",
@@ -5,0 +5,0 @@ "main": "index.js",

src/bigint.js

@@ -172,2 +172,6 @@ /*
 
+    wBigInt.prototype.div = function(c) {
+        return this / c;
+    };
+
     wBigInt.prototype.mod = function(c) {
@@ -178,3 +182,13 @@ return this % c;
     wBigInt.prototype.modPow = function(e, m) {
-        return this ** e % m;
+        let acc = wBigInt.one;
+        let exp = this;
+        let rem = e;
+        while (rem) {
+            if (rem & wBigInt.one) {
+                acc = (acc * exp) %m;
+            }
+            exp = (exp * exp) % m;
+            rem = rem >> wBigInt.one;
+        }
+        return acc;
     };
@@ -223,2 +237,6 @@
 
+    wBigInt.prototype.div = function(c) {
+        return this.divide(c);
+    };
+
     // Affine
@@ -438,4 +456,27 @@ wBigInt.genAffine = (q) => {
 
+wBigInt.leBuff2int = function(buff) {
+    let res = wBigInt.zero;
+    for (let i=0; i<buff.length; i++) {
+        const n = wBigInt(buff[i]);
+        res = res.add(n.shl(i*8));
+    }
+    return res;
+};
 
+wBigInt.leInt2Buff = function(n, len) {
+    let r = n;
+    let o =0;
+    const buff = Buffer.alloc(len);
+    while ((r.greater(wBigInt.zero))&&(o<buff.length)) {
+        let c = Number(r.and(wBigInt("255")));
+        buff[o] = c;
+        o++;
+        r = r.shr(8);
+    }
+    if (r.greater(wBigInt.zero)) throw new Error("Number does not feed in buffer");
+    return buff;
+};
+
+
 module.exports = wBigInt;
 

src/calculateWitness.js

@@ -55,3 +55,3 @@ /*
         if (typeof(ctx.witness[idx]) == "undefined") {
-            throw new Error("Input Signal not assigned: " + circuit.signalNames(i));
+            throw new Error("Input Signal not assigned: " + circuit.signalNames(idx));
         }
@@ -58,0 +58,0 @@ }

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Improved metrics

Total package byte prevSize

443581

increased by0.23%

Lines of code

6346

increased by0.59%

No dependency changes