content/media/MediaStreamTrack.cpp@97036ab72558
content/media/MediaStreamTrack.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 file,
4 * You can obtain one at http://mozilla.org/MPL/2.0/. */
6 #include "MediaStreamTrack.h"
8 #include "DOMMediaStream.h"
9 #include "nsIUUIDGenerator.h"
10 #include "nsServiceManagerUtils.h"
12 namespace mozilla {
13 namespace dom {
15 MediaStreamTrack::MediaStreamTrack(DOMMediaStream* aStream, TrackID aTrackID)
16 : mStream(aStream), mTrackID(aTrackID), mEnded(false), mEnabled(true)
17 {
18 SetIsDOMBinding();
20 memset(&mID, 0, sizeof(mID));
22 nsresult rv;
23 nsCOMPtr<nsIUUIDGenerator> uuidgen =
24 do_GetService("@mozilla.org/uuid-generator;1", &rv);
25 if (uuidgen) {
26 uuidgen->GenerateUUIDInPlace(&mID);
27 }
28 }
30 MediaStreamTrack::~MediaStreamTrack()
31 {
32 }
34 NS_IMPL_CYCLE_COLLECTION_INHERITED(MediaStreamTrack, DOMEventTargetHelper,
35 mStream)
37 NS_IMPL_ADDREF_INHERITED(MediaStreamTrack, DOMEventTargetHelper)
38 NS_IMPL_RELEASE_INHERITED(MediaStreamTrack, DOMEventTargetHelper)
39 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(MediaStreamTrack)
40 NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
42 void
43 MediaStreamTrack::GetId(nsAString& aID)
44 {
45 char chars[NSID_LENGTH];
46 mID.ToProvidedString(chars);
47 aID = NS_ConvertASCIItoUTF16(chars);
48 }
50 void
51 MediaStreamTrack::SetEnabled(bool aEnabled)
52 {
53 mEnabled = aEnabled;
54 mStream->SetTrackEnabled(mTrackID, aEnabled);
55 }
57 }
58 }
