xpcom/glue/nsTObserverArray.cpp

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: 2; 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 #include "nsTObserverArray.h"
     8 void
     9 nsTObserverArray_base::AdjustIterators(index_type aModPos,
    10                                        diff_type  aAdjustment)
    11 {
    12   NS_PRECONDITION(aAdjustment == -1 || aAdjustment == 1,
    13                   "invalid adjustment");
    14   Iterator_base* iter = mIterators;
    15   while (iter) {
    16     if (iter->mPosition > aModPos) {
    17       iter->mPosition += aAdjustment;
    18     }
    19     iter = iter->mNext;
    20   }
    21 }
    23 void
    24 nsTObserverArray_base::ClearIterators()
    25 {
    26   Iterator_base* iter = mIterators;
    27   while (iter) {
    28     iter->mPosition = 0;
    29     iter = iter->mNext;
    30   }
    31 }

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