dom/src/threads/nsDOMWorkerSecurityManager.cpp

   1 /* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is worker threads.
  16  *
  17  * The Initial Developer of the Original Code is
  18  *   Mozilla Corporation.
  19  * Portions created by the Initial Developer are Copyright (C) 2008
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *   Ben Turner <bent.mozilla@gmail.com> (Original Author)
  24  *
  25  * Alternatively, the contents of this file may be used under the terms of
  26  * either the GNU General Public License Version 2 or later (the "GPL"), or
  27  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  28  * in which case the provisions of the GPL or the LGPL are applicable instead
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  34  * the provisions above, a recipient may use your version of this file under
  35  * the terms of any one of the MPL, the GPL or the LGPL.
  36  *
  37  * ***** END LICENSE BLOCK ***** */
  38
  39 #include "nsDOMWorkerSecurityManager.h"
  40
  41 // Interfaces
  42 #include "nsIClassInfo.h"
  43
  44 // Other includes
  45 #include "jsapi.h"
  46
  47 // DOMWorker includes
  48 #include "nsDOMThreadService.h"
  49
  50 #define LOG(_args) PR_LOG(gDOMThreadsLog, PR_LOG_DEBUG, _args)
  51
  52 class nsDOMWorkerPrincipal : public JSPrincipals
  53 {
  54 public:
  55   nsDOMWorkerPrincipal() {
  56     codebase = "domworkerthread";
  57     getPrincipalArray = NULL;
  58     globalPrivilegesEnabled = NULL;
  59     refcount = 1;
  60     destroy = nsDOMWorkerPrincipal::Destroy;
  61     subsume = nsDOMWorkerPrincipal::Subsume;
  62   }
  63
  64   static void Destroy(JSContext*, JSPrincipals*) {
  65     // nothing
  66   }
  67
  68   static JSBool Subsume(JSPrincipals*, JSPrincipals*) {
  69     return JS_TRUE;
  70   }
  71 };
  72
  73 static nsDOMWorkerPrincipal gWorkerPrincipal;
  74
  75 NS_IMPL_THREADSAFE_ISUPPORTS1(nsDOMWorkerSecurityManager,
  76                               nsIXPCSecurityManager)
  77
  78 NS_IMETHODIMP
  79 nsDOMWorkerSecurityManager::CanCreateWrapper(JSContext* aJSContext,
  80                                              const nsIID& aIID,
  81                                              nsISupports* aObj,
  82                                              nsIClassInfo* aClassInfo,
  83                                              void** aPolicy)
  84 {
  85   return NS_OK;
  86 }
  87
  88 NS_IMETHODIMP
  89 nsDOMWorkerSecurityManager::CanCreateInstance(JSContext* aJSContext,
  90                                               const nsCID& aCID)
  91 {
  92   NS_NOTREACHED("Should not call this!");
  93   return NS_ERROR_UNEXPECTED;
  94 }
  95
  96 NS_IMETHODIMP
  97 nsDOMWorkerSecurityManager::CanGetService(JSContext* aJSContext,
  98                                           const nsCID& aCID)
  99 {
 100   NS_NOTREACHED("Should not call this!");
 101   return NS_ERROR_UNEXPECTED;
 102 }
 103
 104 NS_IMETHODIMP
 105 nsDOMWorkerSecurityManager::CanAccess(PRUint32 aAction,
 106                                       nsAXPCNativeCallContext* aCallContext,
 107                                       JSContext* aJSContext,
 108                                       JSObject* aJSObject,
 109                                       nsISupports* aObj,
 110                                       nsIClassInfo* aClassInfo,
 111                                       jsval aName,
 112                                       void** aPolicy)
 113 {
 114   return NS_OK;
 115 }
 116
 117 JSPrincipals*
 118 nsDOMWorkerSecurityManager::WorkerPrincipal()
 119 {
 120   return &gWorkerPrincipal;
 121 }
 122
 123 JSBool
 124 nsDOMWorkerSecurityManager::JSCheckAccess(JSContext* aCx,
 125                                           JSObject* aObj,
 126                                           jsval aId,
 127                                           JSAccessMode aMode,
 128                                           jsval* aVp)
 129 {
 130   return JS_TRUE;
 131 }
 132
 133 JSPrincipals*
 134 nsDOMWorkerSecurityManager::JSFindPrincipal(JSContext* aCx, JSObject* aObj)
 135 {
 136   return WorkerPrincipal();
 137 }
 138
 139 JSBool
 140 nsDOMWorkerSecurityManager::JSTranscodePrincipals(JSXDRState* aXdr,
 141                                                  JSPrincipals** aJsprinp)
 142 {
 143   NS_NOTREACHED("Shouldn't ever call this!");
 144   return JS_FALSE;
 145 }