xpcom/components/nsIModule.idl

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.

michael@0 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0 2 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5
michael@0 6 #include "nsISupports.idl"
michael@0 7
michael@0 8 interface nsIFile;
michael@0 9 interface nsIComponentManager;
michael@0 10
michael@0 11 /**
michael@0 12 * The nsIModule interface.
michael@0 13 */
michael@0 14
michael@0 15 [scriptable, uuid(7392D032-5371-11d3-994E-00805FD26FEE)]
michael@0 16 interface nsIModule : nsISupports
michael@0 17 {
michael@0 18 /**
michael@0 19 * Object Instance Creation
michael@0 20 *
michael@0 21 * Obtains a Class Object from a nsIModule for a given CID and IID pair.
michael@0 22 * This class object can either be query to a nsIFactory or a may be
michael@0 23 * query to a nsIClassInfo.
michael@0 24 *
michael@0 25 * @param aCompMgr : The global component manager
michael@0 26 * @param aClass : ClassID of object instance requested
michael@0 27 * @param aIID : IID of interface requested
michael@0 28 *
michael@0 29 */
michael@0 30 void getClassObject(in nsIComponentManager aCompMgr,
michael@0 31 in nsCIDRef aClass,
michael@0 32 in nsIIDRef aIID,
michael@0 33 [retval, iid_is(aIID)] out nsQIResult aResult);
michael@0 34
michael@0 35
michael@0 36 /**
michael@0 37 * One time registration callback
michael@0 38 *
michael@0 39 * When the nsIModule is discovered, this method will be
michael@0 40 * called so that any setup registration can be preformed.
michael@0 41 *
michael@0 42 * @param aCompMgr : The global component manager
michael@0 43 * @param aLocation : The location of the nsIModule on disk
michael@0 44 * @param aLoaderStr: Opaque loader specific string
michael@0 45 * @param aType : Loader Type being used to load this module
michael@0 46 */
michael@0 47 void registerSelf(in nsIComponentManager aCompMgr,
michael@0 48 in nsIFile aLocation,
michael@0 49 in string aLoaderStr,
michael@0 50 in string aType);
michael@0 51 /**
michael@0 52 * One time unregistration callback
michael@0 53 *
michael@0 54 * When the nsIModule is being unregistered, this method will be
michael@0 55 * called so that any unregistration can be preformed
michael@0 56 *
michael@0 57 * @param aCompMgr : The global component manager
michael@0 58 * @param aLocation : The location of the nsIModule on disk
michael@0 59 * @param aLoaderStr : Opaque loader specific string
michael@0 60 *
michael@0 61 */
michael@0 62 void unregisterSelf(in nsIComponentManager aCompMgr,
michael@0 63 in nsIFile aLocation,
michael@0 64 in string aLoaderStr);
michael@0 65
michael@0 66 /**
michael@0 67 * Module load management
michael@0 68 *
michael@0 69 * @param aCompMgr : The global component manager
michael@0 70 *
michael@0 71 * @return indicates to the caller if the module can be unloaded.
michael@0 72 * Returning PR_TRUE isn't a guarantee that the module will be
michael@0 73 * unloaded. It constitues only willingness of the module to be
michael@0 74 * unloaded. It is very important to ensure that no outstanding
michael@0 75 * references to the module's code/data exist before returning
michael@0 76 * PR_TRUE.
michael@0 77 * Returning PR_FALSE guaratees that the module won't be unloaded.
michael@0 78 */
michael@0 79 boolean canUnload(in nsIComponentManager aCompMgr);
michael@0 80 };
michael@0 81
michael@0 82

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