rm safe-buffer dependency, use md5.js and latest ripemd160

Author: Daniel Cousens

browser.js

@@ -1,33 +1,10 @@
 'use strict'
-var Buffer = require('safe-buffer').Buffer
 var inherits = require('inherits')
-var md5 = require('./md5')
+var MD5 = require('md5.js')
 var RIPEMD160 = require('ripemd160')
 var sha = require('sha.js')
-
 var Base = require('cipher-base')
 
-function HashNoConstructor (hash) {
-  Base.call(this, 'digest')
-
-  this._hash = hash
-  this.buffers = []
-}
-
-inherits(HashNoConstructor, Base)
-
-HashNoConstructor.prototype._update = function (data) {
-  this.buffers.push(data)
-}
-
-HashNoConstructor.prototype._final = function () {
-  var buf = Buffer.concat(this.buffers)
-  var r = this._hash(buf)
-  this.buffers = null
-
-  return r
-}
-
 function Hash (hash) {
   Base.call(this, 'digest')
 
@@ -46,8 +23,8 @@ Hash.prototype._final = function () {
 
 module.exports = function createHash (alg) {
   alg = alg.toLowerCase()
-  if (alg === 'md5') return new HashNoConstructor(md5)
-  if (alg === 'rmd160' || alg === 'ripemd160') return new Hash(new RIPEMD160())
+  if (alg === 'md5') return new MD5()
+  if (alg === 'rmd160' || alg === 'ripemd160') return new RIPEMD160()
 
   return new Hash(sha(alg))
 }

make-hash.js

@@ -24,15 +24,16 @@
   "homepage": "https://github.com/crypto-browserify/createHash",
   "devDependencies": {
     "hash-test-vectors": "^1.3.2",
+    "safe-buffer": "^5.0.1",
     "standard": "^10.0.2",
     "tap-spec": "^2.1.2",
     "tape": "^4.6.3"
   },
   "dependencies": {
     "cipher-base": "^1.0.1",
     "inherits": "^2.0.1",
-    "ripemd160": "^2.0.0",
-    "safe-buffer": "^5.0.1",
+    "md5.js": "^1.3.4",
+    "ripemd160": "^2.0.1",
     "sha.js": "^2.4.0"
   }
 }