treestyletab/modules/getHashString.js
2016-08-24 02:20:46 +09:00

55 lines
2.2 KiB
JavaScript

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Tree Style Tab.
*
* The Initial Developer of the Original Code is YUKI "Piro" Hiroshi.
* Portions created by the Initial Developer are Copyright (C) 2016
* the Initial Developer. All Rights Reserved.
*
* Contributor(s): YUKI "Piro" Hiroshi <piro.outsider.reflex@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ******/
"use strict";
var EXPORTED_SYMBOLS = ['getHashString'];
const Cc = Components.classes;
const Ci = Components.interfaces;
function getHashString(aString) {
if (!aString)
return '';
const hasher = Cc['@mozilla.org/security/hash;1']
.createInstance(Ci.nsICryptoHash);
hasher.init(Ci.nsICryptoHash.MD5);
const input = Cc['@mozilla.org/io/string-input-stream;1']
.createInstance(Ci.nsIStringInputStream);
input.data = aString;
hasher.updateFromStream(input, -1);
return hasher.finish(true);
}