Merge "SurfaceFlinger: Support out of order transactions"
diff --git a/libs/adbd_auth/adbd_auth.cpp b/libs/adbd_auth/adbd_auth.cpp
index dae6eeb..15bd5c3 100644
--- a/libs/adbd_auth/adbd_auth.cpp
+++ b/libs/adbd_auth/adbd_auth.cpp
@@ -282,9 +282,8 @@
             LOG(FATAL) << "adbd_auth: unhandled packet type?";
         }
 
-        output_queue_.pop_front();
-
         ssize_t rc = writev(framework_fd_.get(), iovs, iovcnt);
+        output_queue_.pop_front();
         if (rc == -1 && errno != EAGAIN && errno != EWOULDBLOCK) {
             PLOG(ERROR) << "adbd_auth: failed to write to framework fd";
             ReplaceFrameworkFd(unique_fd());
diff --git a/libs/binder/include/binder/ParcelableHolder.h b/libs/binder/include/binder/ParcelableHolder.h
index 7024a4b..ff0a686 100644
--- a/libs/binder/include/binder/ParcelableHolder.h
+++ b/libs/binder/include/binder/ParcelableHolder.h
@@ -52,53 +52,59 @@
     }
 
     template <typename T>
-    bool setParcelable(T&& p) {
+    status_t setParcelable(T&& p) {
         using Tt = typename std::decay<T>::type;
         return setParcelable<Tt>(std::make_shared<Tt>(std::forward<T>(p)));
     }
 
     template <typename T>
-    bool setParcelable(std::shared_ptr<T> p) {
+    status_t setParcelable(std::shared_ptr<T> p) {
         static_assert(std::is_base_of<Parcelable, T>::value, "T must be derived from Parcelable");
         if (p && this->getStability() > p->getStability()) {
-            return false;
+            return android::BAD_VALUE;
         }
         this->mParcelable = p;
         this->mParcelableName = T::getParcelableDescriptor();
         this->mParcelPtr = nullptr;
-        return true;
+        return android::OK;
     }
 
     template <typename T>
-    std::shared_ptr<T> getParcelable() const {
+    status_t getParcelable(std::shared_ptr<T>* ret) const {
         static_assert(std::is_base_of<Parcelable, T>::value, "T must be derived from Parcelable");
         const std::string& parcelableDesc = T::getParcelableDescriptor();
         if (!this->mParcelPtr) {
             if (!this->mParcelable || !this->mParcelableName) {
                 ALOGD("empty ParcelableHolder");
-                return nullptr;
+                *ret = nullptr;
+                return android::OK;
             } else if (parcelableDesc != *mParcelableName) {
                 ALOGD("extension class name mismatch expected:%s actual:%s",
                       mParcelableName->c_str(), parcelableDesc.c_str());
-                return nullptr;
+                *ret = nullptr;
+                return android::BAD_VALUE;
             }
-            return std::shared_ptr<T>(mParcelable, reinterpret_cast<T*>(mParcelable.get()));
+            *ret = std::shared_ptr<T>(mParcelable, reinterpret_cast<T*>(mParcelable.get()));
+            return android::OK;
         }
         this->mParcelPtr->setDataPosition(0);
         status_t status = this->mParcelPtr->readUtf8FromUtf16(&this->mParcelableName);
         if (status != android::OK || parcelableDesc != this->mParcelableName) {
             this->mParcelableName = std::nullopt;
-            return nullptr;
+            *ret = nullptr;
+            return status;
         }
         this->mParcelable = std::make_shared<T>();
         status = mParcelable.get()->readFromParcel(this->mParcelPtr.get());
         if (status != android::OK) {
             this->mParcelableName = std::nullopt;
             this->mParcelable = nullptr;
-            return nullptr;
+            *ret = nullptr;
+            return status;
         }
         this->mParcelPtr = nullptr;
-        return std::shared_ptr<T>(mParcelable, reinterpret_cast<T*>(mParcelable.get()));
+        *ret = std::shared_ptr<T>(mParcelable, reinterpret_cast<T*>(mParcelable.get()));
+        return android::OK;
     }
 
     Stability getStability() const override { return mStability; }
diff --git a/libs/binder/ndk/include_cpp/android/binder_parcelable_utils.h b/libs/binder/ndk/include_cpp/android/binder_parcelable_utils.h
index e1d6c34..6636a41 100644
--- a/libs/binder/ndk/include_cpp/android/binder_parcelable_utils.h
+++ b/libs/binder/ndk/include_cpp/android/binder_parcelable_utils.h
@@ -82,34 +82,37 @@
     }
 
     template <typename T>
-    bool setParcelable(const T& p) {
+    binder_status_t setParcelable(const T& p) {
         if (this->mStability > T::_aidl_stability) {
-            return false;
+            return STATUS_BAD_VALUE;
         }
         AParcel_reset(mParcel.get());
         AParcel_writeString(mParcel.get(), T::descriptor, strlen(T::descriptor));
         p.writeToParcel(mParcel.get());
-        return true;
+        return STATUS_OK;
     }
 
     template <typename T>
-    std::unique_ptr<T> getParcelable() const {
+    binder_status_t getParcelable(std::optional<T>* ret) const {
         const std::string parcelableDesc(T::descriptor);
         AParcel_setDataPosition(mParcel.get(), 0);
         if (AParcel_getDataSize(mParcel.get()) == 0) {
-            return nullptr;
+            *ret = std::nullopt;
+            return STATUS_OK;
         }
         std::string parcelableDescInParcel;
         binder_status_t status = AParcel_readString(mParcel.get(), &parcelableDescInParcel);
         if (status != STATUS_OK || parcelableDesc != parcelableDescInParcel) {
-            return nullptr;
+            *ret = std::nullopt;
+            return status;
         }
-        std::unique_ptr<T> ret = std::make_unique<T>();
-        status = ret->readFromParcel(this->mParcel.get());
+        *ret = std::make_optional<T>();
+        status = (*ret)->readFromParcel(this->mParcel.get());
         if (status != STATUS_OK) {
-            return nullptr;
+            *ret = std::nullopt;
+            return status;
         }
-        return std::move(ret);
+        return STATUS_OK;
     }
 
     void reset() { AParcel_reset(mParcel.get()); }
diff --git a/libs/gui/Android.bp b/libs/gui/Android.bp
index af9ef06..7dd584d 100644
--- a/libs/gui/Android.bp
+++ b/libs/gui/Android.bp
@@ -38,9 +38,10 @@
 
 cc_library_shared {
     name: "libgui",
-    vendor_available: false,
+    vendor_available: true,
     vndk: {
         enabled: true,
+        private: true,
     },
     double_loadable: true,
 
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.cpp b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
index 3d6b7af..46ae18c 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.cpp
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
@@ -672,13 +672,17 @@
                     ? getSkRect(layer->geometry.roundedCornersCrop)
                     : dest;
             drawShadow(canvas, rect, layer->geometry.roundedCornersRadius, layer->shadow);
+        } else {
+            // Shadows are assumed to live only on their own layer - it's not valid
+            // to draw the boundary retangles when there is already a caster shadow
+            // TODO(b/175915334): consider relaxing this restriction to enable more flexible
+            // composition - using a well-defined invalid color is long-term less error-prone.
+            // Push the clipRRect onto the clip stack. Draw the image. Pop the clip.
+            if (layer->geometry.roundedCornersRadius > 0) {
+                canvas->clipRRect(getRoundedRect(layer), true);
+            }
+            canvas->drawRect(dest, paint);
         }
-
-        // Push the clipRRect onto the clip stack. Draw the image. Pop the clip.
-        if (layer->geometry.roundedCornersRadius > 0) {
-            canvas->clipRRect(getRoundedRect(layer), true);
-        }
-        canvas->drawRect(dest, paint);
         canvas->restore();
     }
     canvas->restore();
diff --git a/libs/renderengine/tests/RenderEngineTest.cpp b/libs/renderengine/tests/RenderEngineTest.cpp
index 47b8cad..15fb1b8 100644
--- a/libs/renderengine/tests/RenderEngineTest.cpp
+++ b/libs/renderengine/tests/RenderEngineTest.cpp
@@ -306,6 +306,26 @@
                           backgroundColor.a);
     }
 
+    void expectShadowColorWithoutCaster(const FloatRect& casterBounds,
+                                        const renderengine::ShadowSettings& shadow,
+                                        const ubyte4& backgroundColor) {
+        const float shadowInset = shadow.length * -1.0f;
+        const Rect casterRect(casterBounds);
+        const Rect shadowRect =
+                Rect(casterRect).inset(shadowInset, shadowInset, shadowInset, shadowInset);
+
+        const Region backgroundRegion =
+                Region(fullscreenRect()).subtractSelf(casterRect).subtractSelf(shadowRect);
+
+        expectAlpha(shadowRect, 255);
+        // (0, 0, 0) fill on the bounds of the layer should be ignored.
+        expectBufferColor(casterRect, 255, 255, 255, 255, 254);
+
+        // verify background
+        expectBufferColor(backgroundRegion, backgroundColor.r, backgroundColor.g, backgroundColor.b,
+                          backgroundColor.a);
+    }
+
     static renderengine::ShadowSettings getShadowSettings(const vec2& casterPos, float shadowLength,
                                                           bool casterIsTranslucent) {
         renderengine::ShadowSettings shadow;
@@ -447,6 +467,10 @@
                     const renderengine::ShadowSettings& shadow, const ubyte4& casterColor,
                     const ubyte4& backgroundColor);
 
+    void drawShadowWithoutCaster(const FloatRect& castingBounds,
+                                 const renderengine::ShadowSettings& shadow,
+                                 const ubyte4& backgroundColor);
+
     std::unique_ptr<renderengine::gl::GLESRenderEngine> mRE;
 
     // Dumb hack to avoid NPE in the EGL driver: the GraphicBuffer needs to
@@ -1119,6 +1143,37 @@
     invokeDraw(settings, layers, mBuffer);
 }
 
+void RenderEngineTest::drawShadowWithoutCaster(const FloatRect& castingBounds,
+                                               const renderengine::ShadowSettings& shadow,
+                                               const ubyte4& backgroundColor) {
+    renderengine::DisplaySettings settings;
+    settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+    settings.physicalDisplay = fullscreenRect();
+    settings.clip = fullscreenRect();
+
+    std::vector<const renderengine::LayerSettings*> layers;
+
+    // add background layer
+    renderengine::LayerSettings bgLayer;
+    bgLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+    bgLayer.geometry.boundaries = fullscreenRect().toFloatRect();
+    ColorSourceVariant::fillColor(bgLayer, backgroundColor.r / 255.0f, backgroundColor.g / 255.0f,
+                                  backgroundColor.b / 255.0f, this);
+    bgLayer.alpha = backgroundColor.a / 255.0f;
+    layers.push_back(&bgLayer);
+
+    // add shadow layer
+    renderengine::LayerSettings shadowLayer;
+    shadowLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+    shadowLayer.geometry.boundaries = castingBounds;
+    shadowLayer.alpha = 1.0f;
+    ColorSourceVariant::fillColor(shadowLayer, 0, 0, 0, this);
+    shadowLayer.shadow = shadow;
+    layers.push_back(&shadowLayer);
+
+    invokeDraw(settings, layers, mBuffer);
+}
+
 INSTANTIATE_TEST_SUITE_P(PerRenderEngineType, RenderEngineTest,
                          testing::Values(std::make_shared<GLESRenderEngineFactory>(),
                                          std::make_shared<GLESCMRenderEngineFactory>(),
@@ -1609,6 +1664,22 @@
     EXPECT_FALSE(mRE->isImageCachedForTesting(bufferId));
 }
 
+TEST_P(RenderEngineTest, drawLayers_fillShadow_castsWithoutCasterLayer) {
+    const auto& renderEngineFactory = GetParam();
+    mRE = renderEngineFactory->createRenderEngine();
+
+    const ubyte4 backgroundColor(255, 255, 255, 255);
+    const float shadowLength = 5.0f;
+    Rect casterBounds(DEFAULT_DISPLAY_WIDTH / 3.0f, DEFAULT_DISPLAY_HEIGHT / 3.0f);
+    casterBounds.offsetBy(shadowLength + 1, shadowLength + 1);
+    renderengine::ShadowSettings settings =
+            getShadowSettings(vec2(casterBounds.left, casterBounds.top), shadowLength,
+                              false /* casterIsTranslucent */);
+
+    drawShadowWithoutCaster(casterBounds.toFloatRect(), settings, backgroundColor);
+    expectShadowColorWithoutCaster(casterBounds.toFloatRect(), settings, backgroundColor);
+}
+
 TEST_P(RenderEngineTest, drawLayers_fillShadow_casterLayerMinSize) {
     const auto& renderEngineFactory = GetParam();
     mRE = renderEngineFactory->createRenderEngine();
diff --git a/opengl/Android.bp b/opengl/Android.bp
index 48abdce..8b94f61 100644
--- a/opengl/Android.bp
+++ b/opengl/Android.bp
@@ -54,6 +54,7 @@
 
 cc_library_headers {
     name: "gl_headers",
+    host_supported: true,
     vendor_available: true,
     export_include_dirs: ["include"],
 }
diff --git a/services/inputflinger/reader/InputDevice.cpp b/services/inputflinger/reader/InputDevice.cpp
index ac72ac4..c7c8e7c 100644
--- a/services/inputflinger/reader/InputDevice.cpp
+++ b/services/inputflinger/reader/InputDevice.cpp
@@ -54,10 +54,11 @@
     if (!hasEventHubDevices()) {
         return false;
     }
-    // devices are either all enabled or all disabled, so we only need to check the first
-    auto& devicePair = mDevices.begin()->second;
-    auto& contextPtr = devicePair.first;
-    return contextPtr->isDeviceEnabled();
+    // An input device composed of sub devices can be individually enabled or disabled.
+    // If any of the sub device is enabled then the input device is considered as enabled.
+    bool enabled = false;
+    for_each_subdevice([&enabled](auto& context) { enabled |= context.isDeviceEnabled(); });
+    return enabled;
 }
 
 void InputDevice::setEnabled(bool enabled, nsecs_t when) {
diff --git a/services/inputflinger/reader/InputReader.cpp b/services/inputflinger/reader/InputReader.cpp
index be21ace..6c493ff 100644
--- a/services/inputflinger/reader/InputReader.cpp
+++ b/services/inputflinger/reader/InputReader.cpp
@@ -222,7 +222,9 @@
     }
 
     // Sensor input device is noisy, to save power disable it by default.
-    if (device->getClasses().test(InputDeviceClass::SENSOR)) {
+    // Input device is classified as SENSOR when any sub device is a SENSOR device, check Eventhub
+    // device class to disable SENSOR sub device only.
+    if (mEventHub->getDeviceClasses(eventHubId).test(InputDeviceClass::SENSOR)) {
         mEventHub->disableDevice(eventHubId);
     }
 }
diff --git a/services/inputflinger/tests/InputReader_test.cpp b/services/inputflinger/tests/InputReader_test.cpp
index 23f3026..6a06c9e 100644
--- a/services/inputflinger/tests/InputReader_test.cpp
+++ b/services/inputflinger/tests/InputReader_test.cpp
@@ -1481,6 +1481,32 @@
     ASSERT_EQ(1U, mReader->getInputDevices().size());
 }
 
+TEST_F(InputReaderTest, GetMergedInputDevicesEnabled) {
+    constexpr int32_t deviceId = END_RESERVED_ID + 1000;
+    constexpr int32_t eventHubIds[2] = {END_RESERVED_ID, END_RESERVED_ID + 1};
+    // Add two subdevices to device
+    std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, "fake");
+    // Must add at least one mapper or the device will be ignored!
+    device->addMapper<FakeInputMapper>(eventHubIds[0], AINPUT_SOURCE_KEYBOARD);
+    device->addMapper<FakeInputMapper>(eventHubIds[1], AINPUT_SOURCE_KEYBOARD);
+
+    // Push same device instance for next device to be added, so they'll have same identifier.
+    mReader->pushNextDevice(device);
+    mReader->pushNextDevice(device);
+    // Sensor device is initially disabled
+    ASSERT_NO_FATAL_FAILURE(addDevice(eventHubIds[0], "fake1",
+                                      InputDeviceClass::KEYBOARD | InputDeviceClass::SENSOR,
+                                      nullptr));
+    // Device is disabled because the only sub device is a sensor device and disabled initially.
+    ASSERT_FALSE(mFakeEventHub->isDeviceEnabled(eventHubIds[0]));
+    ASSERT_FALSE(device->isEnabled());
+    ASSERT_NO_FATAL_FAILURE(
+            addDevice(eventHubIds[1], "fake2", InputDeviceClass::KEYBOARD, nullptr));
+    // The merged device is enabled if any sub device is enabled
+    ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(eventHubIds[1]));
+    ASSERT_TRUE(device->isEnabled());
+}
+
 TEST_F(InputReaderTest, WhenEnabledChanges_SendsDeviceResetNotification) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
     constexpr Flags<InputDeviceClass> deviceClass(InputDeviceClass::KEYBOARD);
@@ -2721,6 +2747,7 @@
     ASSERT_TRUE(mapper.enableSensor(InputDeviceSensorType::ACCELEROMETER,
                                     std::chrono::microseconds(10000),
                                     std::chrono::microseconds(0)));
+    ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(EVENTHUB_ID));
     process(mapper, ARBITRARY_TIME, EV_ABS, ABS_X, 20000);
     process(mapper, ARBITRARY_TIME, EV_ABS, ABS_Y, -20000);
     process(mapper, ARBITRARY_TIME, EV_ABS, ABS_Z, 40000);
@@ -2750,6 +2777,7 @@
     ASSERT_TRUE(mapper.enableSensor(InputDeviceSensorType::GYROSCOPE,
                                     std::chrono::microseconds(10000),
                                     std::chrono::microseconds(0)));
+    ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(EVENTHUB_ID));
     process(mapper, ARBITRARY_TIME, EV_ABS, ABS_RX, 20000);
     process(mapper, ARBITRARY_TIME, EV_ABS, ABS_RY, -20000);
     process(mapper, ARBITRARY_TIME, EV_ABS, ABS_RZ, 40000);
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 4731f50..a545d18 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -688,6 +688,7 @@
     shadowLayer.source.buffer.fence = nullptr;
     shadowLayer.frameNumber = 0;
     shadowLayer.bufferId = 0;
+    shadowLayer.name = getName();
 
     if (shadowLayer.shadow.ambientColor.a <= 0.f && shadowLayer.shadow.spotColor.a <= 0.f) {
         return {};
@@ -723,6 +724,7 @@
 
     // If layer is blacked out, force alpha to 1 so that we draw a black color layer.
     layerSettings.alpha = blackout ? 1.0f : 0.0f;
+    layerSettings.name = getName();
 }
 
 std::vector<compositionengine::LayerFE::LayerSettings> Layer::prepareClientCompositionList(