dom/quota/Utilities.h

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     2 /* vim: set ts=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/. */
     7 #ifndef mozilla_dom_quota_utilities_h__
     8 #define mozilla_dom_quota_utilities_h__
    10 #include "mozilla/dom/quota/QuotaCommon.h"
    12 BEGIN_QUOTA_NAMESPACE
    14 inline void
    15 IncrementUsage(uint64_t* aUsage, uint64_t aDelta)
    16 {
    17   // Watch for overflow!
    18   if ((UINT64_MAX - *aUsage) < aDelta) {
    19     NS_WARNING("Usage exceeds the maximum!");
    20     *aUsage = UINT64_MAX;
    21   }
    22   else {
    23     *aUsage += aDelta;
    24   }
    25 }
    27 inline bool
    28 PatternMatchesOrigin(const nsACString& aPatternString, const nsACString& aOrigin)
    29 {
    30   // Aren't we smart!
    31   return StringBeginsWith(aOrigin, aPatternString);
    32 }
    34 END_QUOTA_NAMESPACE
    36 #endif // mozilla_dom_quota_utilities_h__

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