blake2b-wasm - npm Package Compare versions

Comparing version 0.0.0 to 1.0.0

generate-rounds.js

 var sigma = [
-  [  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15 ] ,
-  [ 14, 10,  4,  8,  9, 15, 13,  6,  1, 12,  0,  2, 11,  7,  5,  3 ] ,
-  [ 11,  8, 12,  0,  5,  2, 15, 13, 10, 14,  3,  6,  7,  1,  9,  4 ] ,
-  [  7,  9,  3,  1, 13, 12, 11, 14,  2,  6,  5, 10,  4,  0, 15,  8 ] ,
-  [  9,  0,  5,  7,  2,  4, 10, 15, 14,  1, 11, 12,  6,  8,  3, 13 ] ,
-  [  2, 12,  6, 10,  0, 11,  8,  3,  4, 13,  7,  5, 15, 14,  1,  9 ] ,
-  [ 12,  5,  1, 15, 14, 13,  4, 10,  0,  7,  6,  3,  9,  2,  8, 11 ] ,
-  [ 13, 11,  7, 14, 12,  1,  3,  9,  5,  0, 15,  4,  8,  6,  2, 10 ] ,
-  [  6, 15, 14,  9, 11,  3,  0,  8, 12,  2, 13,  7,  1,  4, 10,  5 ] ,
-  [ 10,  2,  8,  4,  7,  6,  1,  5, 15, 11,  9, 14,  3, 12, 13 , 0 ] ,
-  [  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15 ] ,
-  [ 14, 10,  4,  8,  9, 15, 13,  6,  1, 12,  0,  2, 11,  7,  5,  3 ]
+  [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15],
+  [14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3],
+  [11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4],
+  [7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8],
+  [9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13],
+  [2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9],
+  [12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11],
+  [13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10],
+  [6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5],
+  [10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0],
+  [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15],
+  [14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3]
 ]
@@ -20,4 +20,4 @@
 
-    ;; ${a} = ${a} + ${b} + $m${sigma[r][2*i+0]}
-    (set_local ${a} (i64.add (get_local ${a}) (i64.add (get_local ${b}) (get_local $m${sigma[r][2*i+0]}))))
+    ;; ${a} = ${a} + ${b} + $m${sigma[r][2 * i + 0]}
+    (set_local ${a} (i64.add (get_local ${a}) (i64.add (get_local ${b}) (get_local $m${sigma[r][2 * i + 0]}))))
 
@@ -33,4 +33,4 @@ ;; ${d} = rotr64(${d} ^ ${a}, 32)
 
-    ;; ${a} = ${a} + ${b} + $m${sigma[r][2*i+1]}
-    (set_local ${a} (i64.add (get_local ${a}) (i64.add (get_local ${b}) (get_local $m${sigma[r][2*i+1]}))))
+    ;; ${a} = ${a} + ${b} + $m${sigma[r][2 * i + 1]}
+    (set_local ${a} (i64.add (get_local ${a}) (i64.add (get_local ${b}) (get_local $m${sigma[r][2 * i + 1]}))))
 
@@ -50,31 +50,26 @@ ;; ${d} = rotr64(${d} ^ ${a}, 16)
     ;; ROUND(${r})
-    ${G(r,0, '$v0', '$v4', '$v8', '$v12')}
-    ${G(r,1, '$v1', '$v5', '$v9', '$v13')}
-    ${G(r,2, '$v2', '$v6', '$v10', '$v14')}
-    ${G(r,3, '$v3', '$v7', '$v11', '$v15')}
-    ${G(r,4, '$v0', '$v5', '$v10', '$v15')}
-    ${G(r,5, '$v1', '$v6', '$v11', '$v12')}
-    ${G(r,6, '$v2', '$v7', '$v8', '$v13')}
-    ${G(r,7, '$v3', '$v4', '$v9', '$v14')}
+    ${G(r, 0, '$v0', '$v4', '$v8', '$v12')}
+    ${G(r, 1, '$v1', '$v5', '$v9', '$v13')}
+    ${G(r, 2, '$v2', '$v6', '$v10', '$v14')}
+    ${G(r, 3, '$v3', '$v7', '$v11', '$v15')}
+    ${G(r, 4, '$v0', '$v5', '$v10', '$v15')}
+    ${G(r, 5, '$v1', '$v6', '$v11', '$v12')}
+    ${G(r, 6, '$v2', '$v7', '$v8', '$v13')}
+    ${G(r, 7, '$v3', '$v4', '$v9', '$v14')}
   `
 }
-// function rotr64 (w, c) {
-//   i64
-//   // ( w >> c ) | ( w << ( 64 - c ) )
-//   rotr64
-// }
 
 console.log(
-  ROUND( 0 ),
-  ROUND( 1 ),
-  ROUND( 2 ),
-  ROUND( 3 ),
-  ROUND( 4 ),
-  ROUND( 5 ),
-  ROUND( 6 ),
-  ROUND( 7 ),
-  ROUND( 8 ),
-  ROUND( 9 ),
-  ROUND( 10 ),
-  ROUND( 11 )
+  ROUND(0),
+  ROUND(1),
+  ROUND(2),
+  ROUND(3),
+  ROUND(4),
+  ROUND(5),
+  ROUND(6),
+  ROUND(7),
+  ROUND(8),
+  ROUND(9),
+  ROUND(10),
+  ROUND(11)
 )

index.js

@@ -12,4 +12,4 @@ var fs = require('fs')
 
-function Blake2b () {
-  if (!(this instanceof Blake2b)) return new Blake2b()
+function Blake2b (digestLength, key, salt, personal) {
+  if (!(this instanceof Blake2b)) return new Blake2b(digestLength, key, salt, personal)
   if (!mod) throw new Error('WASM not loaded. Wait for Blake2b.ready(cb)')
@@ -22,5 +22,22 @@
 
+  this.digestLength = digestLength || 32
   this.finalized = false
   this.pointer = freeList.pop()
-  mod.blake2b_init(this.pointer, 32)
+
+  memory.fill(0, 0, 64)
+  memory[0] = this.digestLength
+  memory[1] = key ? key.length : 0
+  memory[2] = 1 // fanout
+  memory[3] = 1 // depth
+
+  if (salt) memory.set(salt, 32)
+  if (personal) memory.set(personal, 48)
+
+  mod.blake2b_init(this.pointer, this.digestLength)
+
+  if (key) {
+    this.update(key)
+    memory.fill(0, head, head + key.length) // whiteout key
+    memory[this.pointer + 200] = 128
+  }
 }
@@ -45,6 +62,14 @@
 
-  if (!enc || enc === 'binary') return memory.slice(this.pointer + 128, this.pointer + 128 + 32)
-  if (enc === 'hex') return hexSlice(memory, this.pointer + 128, 32)
+  if (!enc || enc === 'binary') {
+    return memory.slice(this.pointer + 128, this.pointer + 128 + this.digestLength)
+  }
 
-  for (var i = 0; i < 32; i++) enc[i] = memory[this.pointer + 128 + i]
+  if (enc === 'hex') {
+    return hexSlice(memory, this.pointer + 128, this.digestLength)
+  }
+
+  for (var i = 0; i < this.digestLength; i++) {
+    enc[i] = memory[this.pointer + 128 + i]
+  }
+
   return enc
@@ -96,3 +121,1 @@ }
 }
-
-window.Blake2b = module.exports

package.json

 {
   "name": "blake2b-wasm",
-  "version": "0.0.0",
+  "version": "1.0.0",
   "description": "Blake2b implemented in WASM",
@@ -10,3 +10,5 @@ "main": "index.js",
   "devDependencies": {
-    "browserify": "^14.4.0"
+    "blake2b": "^1.2.0",
+    "browserify": "^14.4.0",
+    "tape": "^4.6.3"
   },
@@ -20,3 +22,4 @@ "browserify": {
     "compile": "wast2wasm blake2b.wat -o blake2b.wasm",
-    "demo": "browserify example.js > bundle.js"
+    "demo": "browserify example.js > bundle.js",
+    "test": "tape test.js"
   },
@@ -23,0 +26,0 @@ "repository": {

README.md

@@ -24,5 +24,5 @@ # blake2b-wasm
   var hash = blake2b()
-    .update(new Buffer('hello')) // pass in a buffer or uint8array
-    .update(new Buffer(' '))
-    .update(new Buffer('world'))
+    .update(Buffer.from('hello')) // pass in a buffer or uint8array
+    .update(Buffer.from(' '))
+    .update(Buffer.from('world'))
     .digest('hex')
@@ -29,0 +29,0 @@

Fixed alerts

No v1

Quality

Package is not semver >=1. This means it is not stable and does not support ^ ranges.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

119843

3.07%

Number of package files

12

20%

Lines of code

211

44.52%

Number of low quality alerts

0

-100%

Worsened metrics

Dev dependency count

3

200%

No dependency changes