First revision of win-bcd which can be used to configure booting windows into safe mode

modules/win-bcd.js

@@ -0,0 +1,108 @@
+/*
+Copyright 2019 Intel Corporation
+
+Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+function getKeys()
+{
+    var ret = {};
+    child = require('child_process').execFile(process.env['windir'] + "\\System32\\bcdedit.exe", ['bcdedit', '/enum', '{current}']);
+    child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
+    child.stderr.on('data', function () { });
+    child.waitExit();
+
+    var lines = child.stdout.str.trim().split('\r\n');
+    lines.shift(); lines.shift();
+
+    for (var i in lines)
+    {
+        var tokens = lines[i].split(' ');
+        var key = tokens.shift();
+        var value = tokens.join(' ').trim();
+        ret[key] = value;
+    }
+    return (ret);
+}
+function getKey(key)
+{
+    return (this.getKeys()[key]);
+}
+function setKey(key, value)
+{
+    var child = require('child_process').execFile(process.env['windir'] + "\\System32\\bcdedit.exe", ['bcdedit', '/set', '{current}', key, value]);
+    child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
+    child.stderr.on('data', function () { });
+    child.waitExit();
+}
+function deleteKey(key)
+{
+    var child = require('child_process').execFile(process.env['windir'] + "\\System32\\bcdedit.exe", ['bcdedit', '/deletevalue', '{current}', key]);
+    child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
+    child.stderr.on('data', function () { });
+    child.waitExit();
+}
+
+function enableSafeModeService(serviceName)
+{
+    require('win-registry').WriteKey(require('win-registry').HKEY.LocalMachine, 'SYSTEM\\CurrentControlSet\\Control\\Safeboot\\Network\\' + serviceName, null, 'Service');
+}
+function disableSafeModeService(serviceName)
+{
+    try
+    {
+        require('win-registry').DeleteKey(require('win-registry').HKEY.LocalMachine, 'SYSTEM\\CurrentControlSet\\Control\\Safeboot\\Network\\' + serviceName);
+    }
+    catch(x)
+    {
+    }
+}
+
+function restart(delay)
+{
+    var child = require('child_process').execFile(process.env['windir'] + "\\System32\\shutdown.exe", ['shutdown', '/r', '/t', delay!=null?delay.toString():'0']);
+    child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
+    child.stderr.on('data', function (c) { console.log(c.toString());});
+    child.waitExit();
+}
+
+module.exports =
+    {
+        getKeys: getKeys, setKey: setKey, deleteKey: deleteKey, enableSafeModeService: enableSafeModeService,
+        disableSafeModeService: disableSafeModeService, getKey: getKey, restart: restart
+    };
+
+Object.defineProperty(module.exports, "bootMode",
+    {
+        get: function()
+        {
+            try
+            {
+                var v = require('win-registry').QueryKey(require('win-registry').HKEY.LocalMachine, 'SYSTEM\\CurrentControlSet\\Control\\Safeboot\\Option', 'OptionValue');
+                switch(v)
+                {
+                    case 2:
+                        return ('SAFE_MODE_NETWORK');
+                        break;
+                    default:
+                        return ('SAFE_MODE');
+                        break;
+                }
+                return (v);
+            }
+            catch(x)
+            {
+                return ('NORMAL');
+            }
+        }
+    });