From 11d3a2cf7ae7cea16f1b213449df19b67fe0d787 Mon Sep 17 00:00:00 2001
From: Luk Lu <luk.lu@faronear.org>
Date: Mon, 1 Jun 2020 13:49:25 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E4=BA=86=20hash=20=E6=96=B9?=
 =?UTF-8?q?=E6=B3=95=EF=BC=8C=E4=BD=BF=E5=BE=97=E5=89=8D=E7=AB=AF=E4=B8=8D?=
 =?UTF-8?q?=E5=BF=85=E4=BE=9D=E8=B5=96=20tic.crypto=20=E8=80=8C=E5=87=8F?=
 =?UTF-8?q?=E5=B0=8F=E4=BD=93=E7=A7=AF=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 index.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/index.js b/index.js
index 3d68342..e2d6efb 100644
--- a/index.js
+++ b/index.js
@@ -130,4 +130,14 @@ module.exports = {
     return format
   },
 
+  hash(data, {hasher='sha256', salt, input='utf8', output='hex'}={}){
+    if (typeof(data)!=='string' && !(data instanceof Buffer) && !(data instanceof DataView)) 
+      data=JSON.stringify(data)
+    if (salt && typeof(salt)==='string')
+      data=data+salt
+    let inputEncoding=input // my.INPUT_LIST.indexOf(option.input)>=0?option.input:my.INPUT // 'utf8', 'ascii' or 'latin1' for string data, default to utf8 if not specified; ignored for Buffer, TypedArray, or DataView.
+    let outputEncoding=(output==='buf')?undefined:output // (my.OUTPUT_LIST.indexOf(output)>=0?output:my.OUTPUT)  // option.output: 留空=》默认输出hex格式；或者手动指定 'buf', hex', 'latin1' or 'base64'
+    return require('crypto').createHash(hasher).update(data, inputEncoding).digest(outputEncoding)
+  },
+
 }
\ No newline at end of file