dom/system/OSFileConstants.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_osfileconstants_h__
   8 #define mozilla_osfileconstants_h__
   9
  10 #include "nsIObserver.h"
  11 #include "nsIOSFileConstantsService.h"
  12 #include "mozilla/Attributes.h"
  13
  14 namespace mozilla {
  15
  16 /**
  17  * XPConnect initializer, for use in the main thread.
  18  * This class is thread-safe but it must be first be initialized on the
  19  * main-thread.
  20  */
  21 class OSFileConstantsService final : public nsIOSFileConstantsService,
  22                                      public nsIObserver {
  23  public:
  24   NS_DECL_THREADSAFE_ISUPPORTS
  25   NS_DECL_NSIOSFILECONSTANTSSERVICE
  26   NS_DECL_NSIOBSERVER
  27
  28   static already_AddRefed<OSFileConstantsService> GetOrCreate();
  29
  30   bool DefineOSFileConstants(JSContext* aCx, JS::Handle<JSObject*> aGlobal);
  31
  32  private:
  33   nsresult InitOSFileConstants();
  34
  35   OSFileConstantsService();
  36   ~OSFileConstantsService();
  37
  38   bool mInitialized;
  39
  40   struct Paths;
  41   UniquePtr<Paths> mPaths;
  42
  43   /**
  44    * (Unix) the umask, which goes in OS.Constants.Sys but
  45    * can only be looked up (via the system-info service)
  46    * on the main thread.
  47    */
  48   uint32_t mUserUmask;
  49 };
  50
  51 }  // namespace mozilla
  52
  53 #endif  // mozilla_osfileconstants_h__