@polkadot/util-crypto - npm Package Compare versions

Comparing version 0.13.2 to 0.13.3

index.js

@@ -12,3 +12,5 @@ 'use strict';
 // of the ISC license. See the LICENSE file for details.
+var blake2 = require('./blake2');
 var blake2s = require('./blake2s');
+var blake2b = require('./blake2b');
 var keccak = require('./keccak');
@@ -19,2 +21,4 @@ var nacl = require('./nacl');
 var xxhash = require('./xxhash');
+var xxhash32 = require('./xxhash32');
+var xxhash64 = require('./xxhash64');
 
@@ -24,2 +28,2 @@ /**
 */
-module.exports = (0, _assign2.default)({}, blake2s, keccak, nacl, random, sha512, xxhash);
+module.exports = (0, _assign2.default)({}, blake2, blake2b, blake2s, keccak, nacl, random, sha512, xxhash, xxhash32, xxhash64);

package.json

 {
   "name": "@polkadot/util-crypto",
-  "version": "0.13.2",
+  "version": "0.13.3",
   "description": "A collection of useful crypto utilities for @polkadot",
@@ -5,0 +5,0 @@ "main": "index.js",

xxhash/asHex.js

@@ -8,17 +8,27 @@ 'use strict';
 
-var xxhashAsValue = require('./asValue');
+var xxhash64AsRaw = require('../xxhash64/asRaw');
 
 /**
   @name xxhashAsHex
-  @signature xxhashAsHex (data: Buffer | Uint8Array | string, seed: number): string
-  @summary Creates a xxhash hex from the input.
+  @signature xxhashAsHex (data: Buffer | Uint8Array | string, bitLenght: number = 64): string
+  @summary Creates a xxhash64 hex from the input.
   @description
-    From either a `string`, `Uint8Array` or a `Buffer` input, create the xxhash and return the result as a hex string.
+    From either a `string`, `Uint8Array` or a `Buffer` input, create the xxhash64 and return the result as a hex string with the specified `bitLength`.
   @example
     import { xxhashAsHex } from '@polkadot/util-crypto';
 
-    xxhashAsHex('abcd', 0xabcd)) // => 0xcda8fae4
+    xxhashAsHex('abc')) // => 0x44bc2cf5ad770999
 */
-module.exports = function xxhashAsHex(data, seed) {
-  return hexAddPrefix(xxhashAsValue(data, seed).toString(16));
+module.exports = function xxhashAsHex(data) {
+  var bitLength = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 64;
+
+  var strLength = Math.ceil(bitLength / 4);
+  var iterations = Math.ceil(strLength / 8);
+  var result = xxhash64AsRaw(data, 0);
+
+  for (var seed = 1; seed < iterations; seed++) {
+    result += xxhash64AsRaw(data, seed);
+  }
+
+  return hexAddPrefix(result.substr(0, strLength));
 };

xxhash/index.js

@@ -6,13 +6,13 @@ 'use strict';
 // of the ISC license. See the LICENSE file for details.
-var xxhashAsBn = require('./asBn');
 var xxhashAsHex = require('./asHex');
-var xxhashAsNumber = require('./asNumber');
+var xxhashAsHex128 = require('./asHex128');
+var xxhashAsHex256 = require('./asHex256');
 
 /**
-  @summary Create [XXHash](http://cyan4973.github.io/xxHash/) values as BN, hex & number output
+  @summary Create xxhash64 values with specified bitlengths
 */
 module.exports = {
-  xxhashAsBn: xxhashAsBn,
   xxhashAsHex: xxhashAsHex,
-  xxhashAsNumber: xxhashAsNumber
+  xxhashAsHex128: xxhashAsHex128,
+  xxhashAsHex256: xxhashAsHex256
 };

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Improved metrics

Total package byte prevSize

75721

increased by86.1%

Number of package files

112

increased by83.61%

Lines of code

668

increased by87.64%

No dependency changes