0.17.2 build result

dist/lex-web-ui.js

@@ -5670,17 +5670,14 @@ utils.toHex = minUtils.toHex;
 utils.encode = minUtils.encode;
 
 // Represent num in a w-NAF form
-function getNAF(num, w, bits) {
-  var naf = new Array(Math.max(num.bitLength(), bits) + 1);
-  naf.fill(0);
-
+function getNAF(num, w) {
+  var naf = [];
   var ws = 1 << (w + 1);
   var k = num.clone();
-
-  for (var i = 0; i < naf.length; i++) {
+  while (k.cmpn(1) >= 0) {
     var z;
-    var mod = k.andln(ws - 1);
     if (k.isOdd()) {
+      var mod = k.andln(ws - 1);
       if (mod > (ws >> 1) - 1)
         z = (ws >> 1) - mod;
       else
@@ -5689,9 +5686,13 @@ function getNAF(num, w, bits) {
     } else {
       z = 0;
     }
+    naf.push(z);
 
-    naf[i] = z;
-    k.iushrn(1);
+    // Optimization, shift by word if possible
+    var shift = (k.cmpn(0) !== 0 && k.andln(ws - 1) === 0) ? (w + 1) : 1;
+    for (var i = 1; i < shift; i++)
+      naf.push(0);
+    k.iushrn(shift);
   }
 
   return naf;
@@ -8478,8 +8479,6 @@ function BaseCurve(type, conf) {
   this._wnafT3 = new Array(4);
   this._wnafT4 = new Array(4);
 
-  this._bitLength = this.n ? this.n.bitLength() : 0;
-
   // Generalized Greg Maxwell's trick
   var adjustCount = this.n && this.p.div(this.n);
   if (!adjustCount || adjustCount.cmpn(100) > 0) {
@@ -8503,7 +8502,7 @@ BaseCurve.prototype._fixedNafMul = function _fixedNafMul(p, k) {
   assert(p.precomputed);
   var doubles = p._getDoubles();
 
-  var naf = getNAF(k, 1, this._bitLength);
+  var naf = getNAF(k, 1);
   var I = (1 << (doubles.step + 1)) - (doubles.step % 2 === 0 ? 2 : 1);
   I /= 3;
 
@@ -8540,7 +8539,7 @@ BaseCurve.prototype._wnafMul = function _wnafMul(p, k) {
   var wnd = nafPoints.points;
 
   // Get NAF form
-  var naf = getNAF(k, w, this._bitLength);
+  var naf = getNAF(k, w);
 
   // Add `this`*(N+1) for every w-NAF index
   var acc = this.jpoint(null, null, null);
@@ -8596,8 +8595,8 @@ BaseCurve.prototype._wnafMulAdd = function _wnafMulAdd(defW,
     var a = i - 1;
     var b = i;
     if (wndWidth[a] !== 1 || wndWidth[b] !== 1) {
-      naf[a] = getNAF(coeffs[a], wndWidth[a], this._bitLength);
-      naf[b] = getNAF(coeffs[b], wndWidth[b], this._bitLength);
+      naf[a] = getNAF(coeffs[a], wndWidth[a]);
+      naf[b] = getNAF(coeffs[b], wndWidth[b]);
       max = Math.max(naf[a].length, max);
       max = Math.max(naf[b].length, max);
       continue;
@@ -25628,7 +25627,7 @@ module.exports.makeKey = makeKey
 /* 280 */
 /***/ (function(module, exports) {
 
-module.exports = {"_from":"elliptic@6.5.3","_id":"elliptic@6.5.3","_inBundle":false,"_integrity":"sha512-IMqzv5wNQf+E6aHeIqATs0tOLeOTwj1QKbRcS3jBbYkl5oLAserA8yJTT7/VyHUYG91PRmPyeQDObKLPpeS4dw==","_location":"/elliptic","_phantomChildren":{},"_requested":{"type":"version","registry":true,"raw":"elliptic@6.5.3","name":"elliptic","escapedName":"elliptic","rawSpec":"6.5.3","saveSpec":null,"fetchSpec":"6.5.3"},"_requiredBy":["#USER","/","/browserify-sign","/create-ecdh"],"_resolved":"https://registry.npmjs.org/elliptic/-/elliptic-6.5.3.tgz","_shasum":"cb59eb2efdaf73a0bd78ccd7015a62ad6e0f93d6","_spec":"elliptic@6.5.3","_where":"/Users/potterve/Source/aws-lex-web-ui/lex-web-ui","author":{"name":"Fedor Indutny","email":"fedor@indutny.com"},"bugs":{"url":"https://github.com/indutny/elliptic/issues"},"bundleDependencies":false,"dependencies":{"bn.js":"^4.4.0","brorand":"^1.0.1","hash.js":"^1.0.0","hmac-drbg":"^1.0.0","inherits":"^2.0.1","minimalistic-assert":"^1.0.0","minimalistic-crypto-utils":"^1.0.0"},"deprecated":false,"description":"EC cryptography","devDependencies":{"brfs":"^1.4.3","coveralls":"^3.0.8","grunt":"^1.0.4","grunt-browserify":"^5.0.0","grunt-cli":"^1.2.0","grunt-contrib-connect":"^1.0.0","grunt-contrib-copy":"^1.0.0","grunt-contrib-uglify":"^1.0.1","grunt-mocha-istanbul":"^3.0.1","grunt-saucelabs":"^9.0.1","istanbul":"^0.4.2","jscs":"^3.0.7","jshint":"^2.10.3","mocha":"^6.2.2"},"files":["lib"],"homepage":"https://github.com/indutny/elliptic","keywords":["EC","Elliptic","curve","Cryptography"],"license":"MIT","main":"lib/elliptic.js","name":"elliptic","repository":{"type":"git","url":"git+ssh://git@github.com/indutny/elliptic.git"},"scripts":{"jscs":"jscs benchmarks/*.js lib/*.js lib/**/*.js lib/**/**/*.js test/index.js","jshint":"jscs benchmarks/*.js lib/*.js lib/**/*.js lib/**/**/*.js test/index.js","lint":"npm run jscs && npm run jshint","test":"npm run lint && npm run unit","unit":"istanbul test _mocha --reporter=spec test/index.js","version":"grunt dist && git add dist/"},"version":"6.5.3"}
+module.exports = {"_args":[["elliptic@6.5.1","/home/ec2-user/Source/aws-lex-web-ui/lex-web-ui"]],"_development":true,"_from":"elliptic@6.5.1","_id":"elliptic@6.5.1","_inBundle":false,"_integrity":"sha512-xvJINNLbTeWQjrl6X+7eQCrIy/YPv5XCpKW6kB5mKvtnGILoLDcySuwomfdzt0BMdLNVnuRNTuzKNHj0bva1Cg==","_location":"/elliptic","_phantomChildren":{},"_requested":{"type":"version","registry":true,"raw":"elliptic@6.5.1","name":"elliptic","escapedName":"elliptic","rawSpec":"6.5.1","saveSpec":null,"fetchSpec":"6.5.1"},"_requiredBy":["/browserify-sign","/create-ecdh"],"_resolved":"https://registry.npmjs.org/elliptic/-/elliptic-6.5.1.tgz","_spec":"6.5.1","_where":"/home/ec2-user/Source/aws-lex-web-ui/lex-web-ui","author":{"name":"Fedor Indutny","email":"fedor@indutny.com"},"bugs":{"url":"https://github.com/indutny/elliptic/issues"},"dependencies":{"bn.js":"^4.4.0","brorand":"^1.0.1","hash.js":"^1.0.0","hmac-drbg":"^1.0.0","inherits":"^2.0.1","minimalistic-assert":"^1.0.0","minimalistic-crypto-utils":"^1.0.0"},"description":"EC cryptography","devDependencies":{"brfs":"^1.4.3","coveralls":"^3.0.4","grunt":"^1.0.4","grunt-browserify":"^5.0.0","grunt-cli":"^1.2.0","grunt-contrib-connect":"^1.0.0","grunt-contrib-copy":"^1.0.0","grunt-contrib-uglify":"^1.0.1","grunt-mocha-istanbul":"^3.0.1","grunt-saucelabs":"^9.0.1","istanbul":"^0.4.2","jscs":"^3.0.7","jshint":"^2.6.0","mocha":"^6.1.4"},"files":["lib"],"homepage":"https://github.com/indutny/elliptic","keywords":["EC","Elliptic","curve","Cryptography"],"license":"MIT","main":"lib/elliptic.js","name":"elliptic","repository":{"type":"git","url":"git+ssh://git@github.com/indutny/elliptic.git"},"scripts":{"jscs":"jscs benchmarks/*.js lib/*.js lib/**/*.js lib/**/**/*.js test/index.js","jshint":"jscs benchmarks/*.js lib/*.js lib/**/*.js lib/**/**/*.js test/index.js","lint":"npm run jscs && npm run jshint","test":"npm run lint && npm run unit","unit":"istanbul test _mocha --reporter=spec test/index.js","version":"grunt dist && git add dist/"},"version":"6.5.1"}
 
 /***/ }),
 /* 281 */
@@ -28897,24 +28896,11 @@ function getLength(buf, p) {
     return initial;
   }
   var octetLen = initial & 0xf;
-
-  // Indefinite length or overflow
-  if (octetLen === 0 || octetLen > 4) {
-    return false;
-  }
-
   var val = 0;
   for (var i = 0, off = p.place; i < octetLen; i++, off++) {
     val <<= 8;
     val |= buf[off];
-    val >>>= 0;
-  }
-
-  // Leading zeroes
-  if (val <= 0x7f) {
-    return false;
   }
-
   p.place = off;
   return val;
 }
@@ -28938,47 +28924,28 @@ Signature.prototype._importDER = function _importDER(data, enc) {
     return false;
   }
   var len = getLength(data, p);
-  if (len === false) {
-    return false;
-  }
   if ((len + p.place) !== data.length) {
     return false;
   }
   if (data[p.place++] !== 0x02) {
     return false;
   }
   var rlen = getLength(data, p);
-  if (rlen === false) {
-    return false;
-  }
   var r = data.slice(p.place, rlen + p.place);
   p.place += rlen;
   if (data[p.place++] !== 0x02) {
     return false;
   }
   var slen = getLength(data, p);
-  if (slen === false) {
-    return false;
-  }
   if (data.length !== slen + p.place) {
     return false;
   }
   var s = data.slice(p.place, slen + p.place);
-  if (r[0] === 0) {
-    if (r[1] & 0x80) {
-      r = r.slice(1);
-    } else {
-      // Leading zeroes
-      return false;
-    }
+  if (r[0] === 0 && (r[1] & 0x80)) {
+    r = r.slice(1);
   }
-  if (s[0] === 0) {
-    if (s[1] & 0x80) {
-      s = s.slice(1);
-    } else {
-      // Leading zeroes
-      return false;
-    }
+  if (s[0] === 0 && (s[1] & 0x80)) {
+    s = s.slice(1);
   }
 
   this.r = new BN(r);