xpcom/components/ModuleLoader.h

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     2 /* This Source Code Form is subject to the terms of the Mozilla Public
     3  * License, v. 2.0. If a copy of the MPL was not distributed with this
     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     6 #ifndef mozilla_ModuleLoader_h
     7 #define mozilla_ModuleLoader_h
     9 #include "nsISupports.h"
    10 #include "mozilla/Module.h"
    11 #include "mozilla/FileLocation.h"
    13 #define MOZILLA_MODULELOADER_PSEUDO_IID \
    14 { 0xD951A8CE, 0x6E9F, 0x464F, \
    15   { 0x8A, 0xC8, 0x14, 0x61, 0xC0, 0xD3, 0x63, 0xC8 } }
    17 namespace mozilla {
    19 /**
    20  * Module loaders are responsible for loading a component file. The static
    21  * component loader is special and does not use this abstract interface.
    22  *
    23  * @note Implementations of this interface should be threadsafe,
    24  *       methods may be called from any thread.
    25  */
    26 class ModuleLoader : public nsISupports
    27 {
    28 public:
    29   NS_DECLARE_STATIC_IID_ACCESSOR(MOZILLA_MODULELOADER_PSEUDO_IID)
    31   /**
    32    * Return the module for a specified file. The caller should cache
    33    * the module: the implementer should not expect for the same file
    34    * to be loaded multiple times. The Module object should either be
    35    * statically or permanently allocated; it will not be freed.
    36    */
    37   virtual const Module* LoadModule(mozilla::FileLocation &aFile) = 0;
    38 };
    39 NS_DEFINE_STATIC_IID_ACCESSOR(ModuleLoader, MOZILLA_MODULELOADER_PSEUDO_IID)
    41 } // namespace mozilla
    43 #endif // mozilla_ModuleLoader_h

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