The Tor Browser / file revision

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 /*

  * This script is intended to be run using xpcshell

  */

 const nsIWindowsRegKey = Components.interfaces.nsIWindowsRegKey;

 const BASE_PATH = "SOFTWARE\\Mozilla\\Firefox";

 function idump(indent, str)

 {

   for (var j = 0; j < indent; ++j)

     dump(" ");

   dump(str);

 }

 function list_values(indent, key) {

   idump(indent, "{\n");

   var count = key.valueCount;

   for (var i = 0; i < count; ++i) {

     var vn = key.getValueName(i);

     var val = "";

     if (key.getValueType(vn) == nsIWindowsRegKey.TYPE_STRING) {

       val = key.readStringValue(vn);

     }

     if (vn == "") 

       idump(indent + 1, "(Default): \"" + val + "\"\n");

     else

       idump(indent + 1, vn + ": \"" + val + "\"\n");

   } 

   idump(indent, "}\n");

 }

 function list_children(indent, key) {

   list_values(indent, key);

   var count = key.childCount;

   for (var i = 0; i < count; ++i) {

     var cn = key.getChildName(i);

     idump(indent, "[" + cn + "]\n");

     list_children(indent + 1, key.openChild(cn, nsIWindowsRegKey.ACCESS_READ));

   }

 }

 // enumerate everything under BASE_PATH

 var key = Components.classes["@mozilla.org/windows-registry-key;1"].

     createInstance(nsIWindowsRegKey);

 key.open(nsIWindowsRegKey.ROOT_KEY_LOCAL_MACHINE, BASE_PATH,

          nsIWindowsRegKey.ACCESS_READ);

 list_children(1, key);

 key.close();

 key.open(nsIWindowsRegKey.ROOT_KEY_CURRENT_USER, BASE_PATH,

          nsIWindowsRegKey.ACCESS_READ);

 list_children(1, key);