[tbb-commits] [Git][tpo/applications/tor-browser][base-browser-128.3.0esr-14.0-1] 2 commits: Bug 1607032: Spoof screen orientation and angle to primary values. r=tjr, geckoview-reviewers, owlish
morgan (@morgan)
git at gitlab.torproject.org
Wed Oct 2 19:27:13 UTC 2024
morgan pushed to branch base-browser-128.3.0esr-14.0-1 at The Tor Project / Applications / Tor Browser
Commits:
9f066a06 by Fatih at 2024-10-02T19:25:48+00:00
Bug 1607032: Spoof screen orientation and angle to primary values. r=tjr,geckoview-reviewers,owlish
Differential Revision: https://phabricator.services.mozilla.com/D220904
- - - - -
6112a1c3 by Fatih at 2024-10-02T19:25:48+00:00
Bug 1918202: Spoof orientation based on screen size. r=tjr
Differential Revision: https://phabricator.services.mozilla.com/D221863
- - - - -
6 changed files:
- dom/base/ScreenOrientation.cpp
- dom/base/nsGlobalWindowInner.cpp
- dom/base/test/chrome/bug418986-1.js
- hal/android/AndroidHal.cpp
- toolkit/components/resistfingerprinting/nsRFPService.cpp
- toolkit/components/resistfingerprinting/nsRFPService.h
Changes:
=====================================
dom/base/ScreenOrientation.cpp
=====================================
@@ -626,7 +626,13 @@ void ScreenOrientation::CleanupFullscreenListener() {
OrientationType ScreenOrientation::DeviceType(CallerType aCallerType) const {
if (nsContentUtils::ShouldResistFingerprinting(
aCallerType, GetOwnerGlobal(), RFPTarget::ScreenOrientation)) {
- return OrientationType::Landscape_primary;
+ Document* doc = GetResponsibleDocument();
+ BrowsingContext* bc = doc ? doc->GetBrowsingContext() : nullptr;
+ if (!bc) {
+ return nsRFPService::GetDefaultOrientationType();
+ }
+ CSSIntSize size = bc->GetTopInnerSizeForRFP();
+ return nsRFPService::ViewportSizeToOrientationType(size.width, size.height);
}
return mType;
}
@@ -634,18 +640,19 @@ OrientationType ScreenOrientation::DeviceType(CallerType aCallerType) const {
uint16_t ScreenOrientation::DeviceAngle(CallerType aCallerType) const {
if (nsContentUtils::ShouldResistFingerprinting(
aCallerType, GetOwnerGlobal(), RFPTarget::ScreenOrientation)) {
- return 0;
+ Document* doc = GetResponsibleDocument();
+ BrowsingContext* bc = doc ? doc->GetBrowsingContext() : nullptr;
+ if (!bc) {
+ return 0;
+ }
+ CSSIntSize size = bc->GetTopInnerSizeForRFP();
+ return nsRFPService::ViewportSizeToAngle(size.width, size.height);
}
return mAngle;
}
OrientationType ScreenOrientation::GetType(CallerType aCallerType,
ErrorResult& aRv) const {
- if (nsContentUtils::ShouldResistFingerprinting(
- aCallerType, GetOwnerGlobal(), RFPTarget::ScreenOrientation)) {
- return OrientationType::Landscape_primary;
- }
-
Document* doc = GetResponsibleDocument();
BrowsingContext* bc = doc ? doc->GetBrowsingContext() : nullptr;
if (!bc) {
@@ -653,16 +660,17 @@ OrientationType ScreenOrientation::GetType(CallerType aCallerType,
return OrientationType::Portrait_primary;
}
- return bc->GetCurrentOrientationType();
-}
-
-uint16_t ScreenOrientation::GetAngle(CallerType aCallerType,
- ErrorResult& aRv) const {
+ OrientationType orientation = bc->GetCurrentOrientationType();
if (nsContentUtils::ShouldResistFingerprinting(
aCallerType, GetOwnerGlobal(), RFPTarget::ScreenOrientation)) {
- return 0;
+ CSSIntSize size = bc->GetTopInnerSizeForRFP();
+ return nsRFPService::ViewportSizeToOrientationType(size.width, size.height);
}
+ return orientation;
+}
+uint16_t ScreenOrientation::GetAngle(CallerType aCallerType,
+ ErrorResult& aRv) const {
Document* doc = GetResponsibleDocument();
BrowsingContext* bc = doc ? doc->GetBrowsingContext() : nullptr;
if (!bc) {
@@ -670,7 +678,13 @@ uint16_t ScreenOrientation::GetAngle(CallerType aCallerType,
return 0;
}
- return bc->GetCurrentOrientationAngle();
+ uint16_t angle = static_cast<uint16_t>(bc->GetCurrentOrientationAngle());
+ if (nsContentUtils::ShouldResistFingerprinting(
+ aCallerType, GetOwnerGlobal(), RFPTarget::ScreenOrientation)) {
+ CSSIntSize size = bc->GetTopInnerSizeForRFP();
+ return nsRFPService::ViewportSizeToAngle(size.width, size.height);
+ }
+ return angle;
}
ScreenOrientation::LockPermission
=====================================
dom/base/nsGlobalWindowInner.cpp
=====================================
@@ -7306,11 +7306,13 @@ void nsGlobalWindowInner::InitWasOffline() { mWasOffline = NS_IsOffline(); }
int16_t nsGlobalWindowInner::Orientation(CallerType aCallerType) {
// GetOrientationAngle() returns 0, 90, 180 or 270.
// window.orientation returns -90, 0, 90 or 180.
+ uint16_t screenAngle = Screen()->GetOrientationAngle();
if (nsIGlobalObject::ShouldResistFingerprinting(
aCallerType, RFPTarget::ScreenOrientation)) {
- return 0;
+ CSSIntSize size = mBrowsingContext->GetTopInnerSizeForRFP();
+ screenAngle = nsRFPService::ViewportSizeToAngle(size.width, size.height);
}
- int16_t angle = AssertedCast<int16_t>(Screen()->GetOrientationAngle());
+ int16_t angle = AssertedCast<int16_t>(screenAngle);
return angle <= 180 ? angle : angle - 360;
}
=====================================
dom/base/test/chrome/bug418986-1.js
=====================================
@@ -32,9 +32,6 @@ var test = function (isContent) {
["screen.availTop", 0],
["screen.width", "outerWidth"],
["screen.height", "outerHeight"],
- ["screen.orientation.type", "'landscape-primary'"],
- ["screen.orientation.angle", 0],
- ["screen.mozOrientation", "'landscape-primary'"],
["devicePixelRatio", 2],
];
=====================================
hal/android/AndroidHal.cpp
=====================================
@@ -79,19 +79,20 @@ void GetCurrentNetworkInformation(hal::NetworkInformation* aNetworkInfo) {
static bool IsSupportedScreenOrientation(hal::ScreenOrientation aOrientation) {
// The Android backend only supports these orientations.
- static constexpr ScreenOrientation kSupportedOrientations[] = {
- ScreenOrientation::PortraitPrimary,
- ScreenOrientation::PortraitSecondary,
- ScreenOrientation::PortraitPrimary | ScreenOrientation::PortraitSecondary,
- ScreenOrientation::LandscapePrimary,
- ScreenOrientation::LandscapeSecondary,
- ScreenOrientation::LandscapePrimary |
- ScreenOrientation::LandscapeSecondary,
- ScreenOrientation::PortraitPrimary |
- ScreenOrientation::PortraitSecondary |
- ScreenOrientation::LandscapePrimary |
- ScreenOrientation::LandscapeSecondary,
- ScreenOrientation::Default,
+ static constexpr hal::ScreenOrientation kSupportedOrientations[] = {
+ hal::ScreenOrientation::PortraitPrimary,
+ hal::ScreenOrientation::PortraitSecondary,
+ hal::ScreenOrientation::PortraitPrimary |
+ hal::ScreenOrientation::PortraitSecondary,
+ hal::ScreenOrientation::LandscapePrimary,
+ hal::ScreenOrientation::LandscapeSecondary,
+ hal::ScreenOrientation::LandscapePrimary |
+ hal::ScreenOrientation::LandscapeSecondary,
+ hal::ScreenOrientation::PortraitPrimary |
+ hal::ScreenOrientation::PortraitSecondary |
+ hal::ScreenOrientation::LandscapePrimary |
+ hal::ScreenOrientation::LandscapeSecondary,
+ hal::ScreenOrientation::Default,
};
for (auto supportedOrientation : kSupportedOrientations) {
if (aOrientation == supportedOrientation) {
=====================================
toolkit/components/resistfingerprinting/nsRFPService.cpp
=====================================
@@ -2284,3 +2284,34 @@ Maybe<RFPTarget> nsRFPService::GetOverriddenFingerprintingSettingsForURI(
return result;
}
+
+/* static */
+uint16_t nsRFPService::ViewportSizeToAngle(int32_t aWidth, int32_t aHeight) {
+#ifdef MOZ_WIDGET_ANDROID
+ bool neutral = aHeight >= aWidth;
+#else
+ bool neutral = aWidth >= aHeight;
+#endif
+ if (neutral) {
+ return 0;
+ }
+ return 90;
+}
+
+/* static */
+dom::OrientationType nsRFPService::ViewportSizeToOrientationType(
+ int32_t aWidth, int32_t aHeight) {
+ if (aWidth >= aHeight) {
+ return dom::OrientationType::Landscape_primary;
+ }
+ return dom::OrientationType::Portrait_primary;
+}
+
+/* static */
+dom::OrientationType nsRFPService::GetDefaultOrientationType() {
+#ifdef MOZ_WIDGET_ANDROID
+ return dom::OrientationType::Portrait_primary;
+#else
+ return dom::OrientationType::Landscape_primary;
+#endif
+}
=====================================
toolkit/components/resistfingerprinting/nsRFPService.h
=====================================
@@ -14,6 +14,7 @@
#include "mozilla/ContentBlockingLog.h"
#include "mozilla/gfx/Types.h"
#include "mozilla/TypedEnumBits.h"
+#include "mozilla/dom/ScreenOrientationBinding.h"
#include "js/RealmOptions.h"
#include "nsHashtablesFwd.h"
#include "nsICookieJarSettings.h"
@@ -368,6 +369,16 @@ class nsRFPService final : public nsIObserver, public nsIRFPService {
static bool CheckSuspiciousFingerprintingActivity(
nsTArray<ContentBlockingLog::LogEntry>& aLogs);
+ // Converts the viewport size to the angle.
+ static uint16_t ViewportSizeToAngle(int32_t aWidth, int32_t aHeight);
+
+ // Converts the viewport size to the orientation type.
+ static dom::OrientationType ViewportSizeToOrientationType(int32_t aWidth,
+ int32_t aHeight);
+
+ // Returns the default orientation type for the given platform.
+ static dom::OrientationType GetDefaultOrientationType();
+
private:
nsresult Init();
View it on GitLab: https://gitlab.torproject.org/tpo/applications/tor-browser/-/compare/dbdddf48102fd0baa659405d478195c60c4638de...6112a1c356ecc5f544014759dbb702b9894ee689
--
View it on GitLab: https://gitlab.torproject.org/tpo/applications/tor-browser/-/compare/dbdddf48102fd0baa659405d478195c60c4638de...6112a1c356ecc5f544014759dbb702b9894ee689
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