eckey - npm Package Compare versions

Comparing version 0.5.0 to 0.6.0

CHANGELOG.md

@@ -0,1 +1,6 @@
+0.6.0 / 2014-06-03
+------------------
+* added field `pubKeyHash` and alias `publicHash`
+* removed semicolons (CryptoCoinJS should no longer use them)
+
 0.5.0 / 2014-06-03
@@ -2,0 +7,0 @@ ------------------

lib/eckey.js

@@ -0,1 +1,3 @@
+var crypto = require('crypto')
+
 var ecurve = require('ecurve')
@@ -10,3 +12,3 @@ var ECPointFp = ecurve.ECPointFp
 function ECKey (bytes, compressed) {
-  if (!(this instanceof ECKey)) return new ECKey(bytes, compressed);
+  if (!(this instanceof ECKey)) return new ECKey(bytes, compressed)
 
@@ -19,3 +21,3 @@ if (typeof compressed == 'boolean')
   if (bytes)
-    this.privateKey = bytes; 
+    this.privateKey = bytes 
 }
@@ -30,33 +32,33 @@
   get: function() {
-    return this.key;
+    return this.key
   },
   set: function(bytes) {
-    var byteArr;
+    var byteArr
     if (Buffer.isBuffer(bytes)) {
-      this.key = bytes;
-      byteArr = [].slice.call(bytes);
+      this.key = bytes
+      byteArr = [].slice.call(bytes)
     } else if (bytes instanceof Uint8Array) {
-      byteArr = [].slice.call(bytes);
-      this.key = new Buffer(byteArr);
+      byteArr = [].slice.call(bytes)
+      this.key = new Buffer(byteArr)
     } else if (Array.isArray(bytes)) {
-      byteArr = bytes;
-      this.key = new Buffer(byteArr);
+      byteArr = bytes
+      this.key = new Buffer(byteArr)
     } else {
-      throw new Error('Invalid type. private key bytes must be either a Buffer, Array, or Uint8Array.');
+      throw new Error('Invalid type. private key bytes must be either a Buffer, Array, or Uint8Array.')
     }
 
     if (bytes.length != 32)
-      throw new Error("private key bytes must have a length of 32");
+      throw new Error("private key bytes must have a length of 32")
 
     //_exportKey => privateKey + (0x01 if compressed)
     if (this._compressed)
-      this._exportKey = Buffer.concat([ this.key, new Buffer([0x01]) ]);
+      this._exportKey = Buffer.concat([ this.key, new Buffer([0x01]) ])
     else
-      this._exportKey = Buffer.concat([ this.key ]); //clone key as opposed to passing a reference (relevant to Node.js only)
+      this._exportKey = Buffer.concat([ this.key ]) //clone key as opposed to passing a reference (relevant to Node.js only)
 
-    this.keyBigInteger = BigInteger.fromByteArrayUnsigned(byteArr);
+    this.keyBigInteger = BigInteger.fromByteArrayUnsigned(byteArr)
 
     //reset
-    this._publicPoint = null;
-    this._pubKeyHash = null;
+    this._publicPoint = null
+    this._pubKeyHash = null
   }
@@ -67,9 +69,24 @@ })
   get: function() {
-    return this._exportKey;
+    return this._exportKey
   }
 })
 
+Object.defineProperty(ECKey.prototype, 'publicHash', {
+  get: function() {
+    return this.pubKeyHash
+  }
+})
+
+Object.defineProperty(ECKey.prototype, 'pubKeyHash', {
+  get: function() {
+    if (this._pubKeyHash) return this._pubKeyHash
+    var sha = crypto.createHash('sha256').update(this.publicKey).digest()
+    this._pubKeyHash = crypto.createHash('rmd160').update(sha).digest()
+    return this._pubKeyHash
+  }
+})
+
 Object.defineProperty(ECKey.prototype, 'publicKey', {
   get: function() {
-    return new Buffer(this.publicPoint.getEncoded(this.compressed));
+    return new Buffer(this.publicPoint.getEncoded(this.compressed))
   }
@@ -81,5 +98,5 @@ })
     if (!this._publicPoint) {
-      this._publicPoint = ecparams.g.multiply(this.keyBigInteger);
+      this._publicPoint = ecparams.g.multiply(this.keyBigInteger)
     } 
-    return this._publicPoint;
+    return this._publicPoint
   }
@@ -90,12 +107,12 @@ })
   get: function() {
-    return this._compressed;
+    return this._compressed
   }, 
   set: function(val) {
-    var c = !!val;
-    if (c === this._compressed) return;
+    var c = !!val
+    if (c === this._compressed) return
     
     //reset key stuff
-    var pk = this.privateKey;
-    this._compressed = c;
-    this.privateKey = pk;
+    var pk = this.privateKey
+    this._compressed = c
+    this.privateKey = pk
   }
@@ -110,3 +127,3 @@ })
 ECKey.prototype.toString = function (format) {
-  return this.privateKey.toString('hex');
+  return this.privateKey.toString('hex')
 }
@@ -113,0 +130,0 @@

package.json

 {
   "name": "eckey",
-  "version": "0.5.0",
-  "description": "Elliptical curve cryptography for crypto currencies such as Litecoin and Bitcoin",
+  "version": "0.6.0",
+  "description": "Handle private key and public keys associated with elliptic curve cryptography. Used with crypto currencies such as Bitcoin, Litecoin, Dogecoin, etc. Works in both Node.js and the browser.",
   "keywords": [
@@ -20,7 +20,8 @@ "cryptography",
     "secure-random": "^1.0.0",
-    "mochify": "~0.4.2",
+    "mochify": "^0.9.3",
     "coveralls": "^2.10.0",
     "mocha-lcov-reporter": "0.0.1",
     "istanbul": "^0.2.10",
-    "string": "^1.8.1"
+    "string": "^1.8.1",
+    "crypto-browserify": "^2.1.8"
   },
@@ -36,2 +37,5 @@ "repository": {
   },
+  "browser": {
+    "crypto": "crypto-browserify"
+  },
   "scripts": {
@@ -38,0 +42,0 @@ "test": "mocha --ui bdd",

README.md

@@ -12,4 +12,5 @@ eckey
 
+
 Official documenation:
 
 http://cryptocoinjs.com/modules/currency/eckey/

No alert changes

Improved metrics

Total package byte prevSize

8482

increased by9.98%

Lines of code

100

increased by16.28%

Number of lines in readme file

15

increased by7.14%

Worsened metrics

Dev dependency count

9

increased by12.5%

No dependency changes