parser/html/nsHtml5DependentUTF16Buffer.cpp@ac0c01689b40
parser/html/nsHtml5DependentUTF16Buffer.cpp
Thu, 15 Jan 2015 15:59:08 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 15 Jan 2015 15:59:08 +0100
- branch
- TOR_BUG_9701
- changeset 10
- ac0c01689b40
- permissions
- -rw-r--r--
Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
1 /* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5 #include "nsHtml5DependentUTF16Buffer.h"
7 nsHtml5DependentUTF16Buffer::nsHtml5DependentUTF16Buffer(const nsAString& aToWrap)
8 : nsHtml5UTF16Buffer(const_cast<char16_t*> (aToWrap.BeginReading()),
9 aToWrap.Length())
10 {
11 MOZ_COUNT_CTOR(nsHtml5DependentUTF16Buffer);
12 }
14 nsHtml5DependentUTF16Buffer::~nsHtml5DependentUTF16Buffer()
15 {
16 MOZ_COUNT_DTOR(nsHtml5DependentUTF16Buffer);
17 }
19 already_AddRefed<nsHtml5OwningUTF16Buffer>
20 nsHtml5DependentUTF16Buffer::FalliblyCopyAsOwningBuffer()
21 {
22 int32_t newLength = getEnd() - getStart();
23 nsRefPtr<nsHtml5OwningUTF16Buffer> newObj =
24 nsHtml5OwningUTF16Buffer::FalliblyCreate(newLength);
25 if (!newObj) {
26 return nullptr;
27 }
28 newObj->setEnd(newLength);
29 memcpy(newObj->getBuffer(),
30 getBuffer() + getStart(),
31 newLength * sizeof(char16_t));
32 return newObj.forget();
33 }
