Added example vendor extension for light.
Test: make
Bug: 32065239
Change-Id: I8004eaea180d768ccdec0e932d08c1167f5c10cd
diff --git a/Android.bp b/Android.bp
index 0230938..b13a5f4 100644
--- a/Android.bp
+++ b/Android.bp
@@ -5,10 +5,10 @@
"audio/effect/2.0",
"benchmarks/msgq/1.0",
"biometrics/fingerprint/2.1",
- "boot/1.0",
- "boot/1.0/default",
- "gnss/1.0",
"bluetooth/1.0",
+ "boot/1.0",
+ "example/extension/light/2.0",
+ "gnss/1.0",
"graphics/allocator/2.0",
"graphics/allocator/2.0/default",
"graphics/composer/2.1",
diff --git a/example/extension/light/2.0/Android.bp b/example/extension/light/2.0/Android.bp
new file mode 100644
index 0000000..42f34f2
--- /dev/null
+++ b/example/extension/light/2.0/Android.bp
@@ -0,0 +1,47 @@
+// This file is autogenerated by hidl-gen. Do not edit manually.
+
+genrule {
+ name: "android.hardware.example.extension.light@2.0_genc++",
+ tool: "hidl-gen",
+ cmd: "$tool -o $genDir -Lc++ -randroid.hardware:hardware/interfaces android.hardware.example.extension.light@2.0",
+ srcs: [
+ "types.hal",
+ "IExtLight.hal",
+ ],
+ out: [
+ "android/hardware/example/extension/light/2.0/types.cpp",
+ "android/hardware/example/extension/light/2.0/ExtLightAll.cpp",
+ ],
+}
+
+genrule {
+ name: "android.hardware.example.extension.light@2.0_genc++_headers",
+ tool: "hidl-gen",
+ cmd: "$tool -o $genDir -Lc++ -randroid.hardware:hardware/interfaces android.hardware.example.extension.light@2.0",
+ srcs: [
+ "types.hal",
+ "IExtLight.hal",
+ ],
+ out: [
+ "android/hardware/example/extension/light/2.0/types.h",
+ "android/hardware/example/extension/light/2.0/IExtLight.h",
+ "android/hardware/example/extension/light/2.0/IHwExtLight.h",
+ "android/hardware/example/extension/light/2.0/BnExtLight.h",
+ "android/hardware/example/extension/light/2.0/BpExtLight.h",
+ "android/hardware/example/extension/light/2.0/BsExtLight.h",
+ ],
+}
+
+cc_library_shared {
+ name: "android.hardware.example.extension.light@2.0",
+ generated_sources: ["android.hardware.example.extension.light@2.0_genc++"],
+ generated_headers: ["android.hardware.example.extension.light@2.0_genc++_headers"],
+ export_generated_headers: ["android.hardware.example.extension.light@2.0_genc++_headers"],
+ shared_libs: [
+ "libhidl",
+ "libhwbinder",
+ "libutils",
+ "libcutils",
+ "android.hardware.light@2.0",
+ ],
+}
diff --git a/example/extension/light/2.0/Android.mk b/example/extension/light/2.0/Android.mk
new file mode 100644
index 0000000..75157a8
--- /dev/null
+++ b/example/extension/light/2.0/Android.mk
@@ -0,0 +1,178 @@
+# This file is autogenerated by hidl-gen. Do not edit manually.
+
+LOCAL_PATH := $(call my-dir)
+
+################################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hardware.example.extension.light@2.0-java
+LOCAL_MODULE_CLASS := JAVA_LIBRARIES
+
+intermediates := $(local-generated-sources-dir)
+
+HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
+
+LOCAL_JAVA_LIBRARIES := \
+ android.hardware.light@2.0-java \
+
+
+#
+# Build types.hal (Default)
+#
+GEN := $(intermediates)/android/hardware/example/extension/light/2.0/Default.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.example.extension.light@2.0::types.Default
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (ExtBrightness)
+#
+GEN := $(intermediates)/android/hardware/example/extension/light/2.0/ExtBrightness.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.example.extension.light@2.0::types.ExtBrightness
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (ExtLightState)
+#
+GEN := $(intermediates)/android/hardware/example/extension/light/2.0/ExtLightState.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.example.extension.light@2.0::types.ExtLightState
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build IExtLight.hal
+#
+GEN := $(intermediates)/android/hardware/example/extension/light/2.0/IExtLight.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IExtLight.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/types.hal
+$(GEN): $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.example.extension.light@2.0::IExtLight
+
+$(GEN): $(LOCAL_PATH)/IExtLight.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+include $(BUILD_JAVA_LIBRARY)
+
+
+################################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hardware.example.extension.light@2.0-java-static
+LOCAL_MODULE_CLASS := JAVA_LIBRARIES
+
+intermediates := $(local-generated-sources-dir)
+
+HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
+
+LOCAL_STATIC_JAVA_LIBRARIES := \
+ android.hardware.light@2.0-java-static \
+
+
+#
+# Build types.hal (Default)
+#
+GEN := $(intermediates)/android/hardware/example/extension/light/2.0/Default.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.example.extension.light@2.0::types.Default
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (ExtBrightness)
+#
+GEN := $(intermediates)/android/hardware/example/extension/light/2.0/ExtBrightness.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.example.extension.light@2.0::types.ExtBrightness
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (ExtLightState)
+#
+GEN := $(intermediates)/android/hardware/example/extension/light/2.0/ExtLightState.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.example.extension.light@2.0::types.ExtLightState
+
+$(GEN): $(LOCAL_PATH)/types.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build IExtLight.hal
+#
+GEN := $(intermediates)/android/hardware/example/extension/light/2.0/IExtLight.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IExtLight.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/types.hal
+$(GEN): $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+ $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+ -Ljava -randroid.hardware:hardware/interfaces \
+ android.hardware.example.extension.light@2.0::IExtLight
+
+$(GEN): $(LOCAL_PATH)/IExtLight.hal
+ $(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+include $(BUILD_STATIC_JAVA_LIBRARY)
+
+
+
+include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/example/extension/light/2.0/IExtLight.hal b/example/extension/light/2.0/IExtLight.hal
new file mode 100644
index 0000000..f12a272
--- /dev/null
+++ b/example/extension/light/2.0/IExtLight.hal
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+// Would normally be 'vendor.example.extension.light@2.0' however, this is
+// a google extension example. A vendor extension should also live in the
+// vendor partition.
+package android.hardware.example.extension.light@2.0;
+
+import android.hardware.light@2.0;
+
+interface IExtLight extends android.hardware.light@2.0::ILight {
+
+ /**
+ * Set the provided lights to the provided values.
+ *
+ * @param type logical light to set
+ * @param state describes what the light should look like.
+ * @return status result of applying state transformation.
+ */
+ setExtLight(Type type, ExtLightState state) generates (Status status);
+
+};
diff --git a/example/extension/light/2.0/default/Android.mk b/example/extension/light/2.0/default/Android.mk
new file mode 100644
index 0000000..fa68787
--- /dev/null
+++ b/example/extension/light/2.0/default/Android.mk
@@ -0,0 +1,17 @@
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hardware.example.extension.light@2.0-service
+LOCAL_INIT_RC := android.hardware.example.extension.light@2.0-service.rc
+LOCAL_MODULE_RELATIVE_PATH := hw
+LOCAL_SRC_FILES := \
+ Light.cpp \
+
+LOCAL_SHARED_LIBRARIES := \
+ libhidl \
+ libhwbinder \
+ libutils \
+ android.hardware.light@2.0 \
+ android.hardware.example.extension.light@2.0 \
+
+include $(BUILD_SHARED_LIBRARY)
diff --git a/example/extension/light/2.0/default/Light.cpp b/example/extension/light/2.0/default/Light.cpp
new file mode 100644
index 0000000..d738a6d
--- /dev/null
+++ b/example/extension/light/2.0/default/Light.cpp
@@ -0,0 +1,56 @@
+#include "Light.h"
+
+namespace android {
+namespace hardware {
+namespace example {
+namespace extension {
+namespace light {
+namespace V2_0 {
+namespace implementation {
+
+// Methods from ::android::hardware::light::V2_0::ILight follow.
+Return<Status> Light::setLight(Type type, const LightState& state) {
+ // Forward types for new methods.
+
+ ExtLightState extState {
+ .state = state,
+ .interpolationOmega =
+ static_cast<int32_t>(Default::INTERPOLATION_OMEGA),
+ .brightness = // ExtBrightness inherits from Brightness
+ static_cast<ExtBrightness>(state.brightnessMode)
+ };
+
+ return setExtLight(type, extState);
+}
+
+Return<void> Light::getSupportedTypes(getSupportedTypes_cb _hidl_cb) {
+ // implement unchanged method as you would always
+ hidl_vec<Type> vec{};
+
+ // ******************************************************
+ // Note: awesome proprietary hardware implementation here
+ // ******************************************************
+
+ _hidl_cb(vec);
+
+ return Void();
+}
+
+// Methods from ::android::hardware::example::extension::light::V2_0::ILight follow.
+Return<Status> Light::setExtLight(Type /* type */,
+ const ExtLightState& /* state */) {
+
+ // ******************************************************
+ // Note: awesome proprietary hardware implementation here
+ // ******************************************************
+
+ return Status::SUCCESS;
+}
+
+} // namespace implementation
+} // namespace V2_0
+} // namespace light
+} // namespace extension
+} // namespace example
+} // namespace hardware
+} // namespace android
diff --git a/example/extension/light/2.0/default/Light.h b/example/extension/light/2.0/default/Light.h
new file mode 100644
index 0000000..e09ec92
--- /dev/null
+++ b/example/extension/light/2.0/default/Light.h
@@ -0,0 +1,46 @@
+#ifndef HIDL_GENERATED_android_hardware_example_extension_light_V2_0_Light_H_
+#define HIDL_GENERATED_android_hardware_example_extension_light_V2_0_Light_H_
+
+#include <android/hardware/example/extension/light/2.0/IExtLight.h>
+#include <hidl/Status.h>
+
+#include <hidl/MQDescriptor.h>
+namespace android {
+namespace hardware {
+namespace example {
+namespace extension {
+namespace light {
+namespace V2_0 {
+namespace implementation {
+
+using ::android::hardware::example::extension::light::V2_0::ExtLightState;
+using ::android::hardware::example::extension::light::V2_0::IExtLight;
+using ::android::hardware::light::V2_0::ILight;
+using ::android::hardware::light::V2_0::LightState;
+using ::android::hardware::light::V2_0::Status;
+using ::android::hardware::light::V2_0::Type;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::hidl_string;
+using ::android::sp;
+
+struct Light : public IExtLight {
+ // Methods from ::android::hardware::light::V2_0::ILight follow.
+ Return<Status> setLight(Type type, const LightState& state) override;
+ Return<void> getSupportedTypes(getSupportedTypes_cb _hidl_cb) override;
+
+ // Methods from ::android::hardware::example::extension::light::V2_0::ILight follow.
+ Return<Status> setExtLight(Type type, const ExtLightState& state) override;
+
+};
+
+} // namespace implementation
+} // namespace V2_0
+} // namespace light
+} // namespace extension
+} // namespace example
+} // namespace hardware
+} // namespace android
+
+#endif // HIDL_GENERATED_android_hardware_example_extension_light_V2_0_Light_H_
diff --git a/example/extension/light/2.0/default/android.hardware.example.extension.light@2.0-service.rc b/example/extension/light/2.0/default/android.hardware.example.extension.light@2.0-service.rc
new file mode 100644
index 0000000..8a90d81
--- /dev/null
+++ b/example/extension/light/2.0/default/android.hardware.example.extension.light@2.0-service.rc
@@ -0,0 +1,4 @@
+service light-ext-2-0 /system/bin/hw/android.hardware.example.extension.light@2.0-service
+ class hal
+ user system
+ group system readproc
\ No newline at end of file
diff --git a/example/extension/light/2.0/default/service.cpp b/example/extension/light/2.0/default/service.cpp
new file mode 100644
index 0000000..55121d9
--- /dev/null
+++ b/example/extension/light/2.0/default/service.cpp
@@ -0,0 +1,34 @@
+#define LOG_TAG "android.hardware.light@2.0-service"
+#include <utils/Log.h>
+
+// #include <iostream>
+// #include <unistd.h>
+
+// #include <hidl/IServiceManager.h>
+// #include <hwbinder/IPCThreadState.h>
+// #include <hwbinder/ProcessState.h>
+// #include <utils/Errors.h>
+// #include <utils/StrongPointer.h>
+
+#include "Light.h"
+
+using android::sp;
+
+// libhwbinder:
+using android::hardware::IPCThreadState;
+using android::hardware::ProcessState;
+
+// Generated HIDL files
+using android::hardware::light::V2_0::ILight;
+
+int main() {
+ const char instance[] = "light";
+
+ android::sp<ILight> service = new Light();
+
+ service->registerAsService(instance);
+
+ ProcessState::self()->setThreadPoolMaxThreadCount(0);
+ ProcessState::self()->startThreadPool();
+ IPCThreadState::self()->joinThreadPool();
+}
diff --git a/example/extension/light/2.0/types.hal b/example/extension/light/2.0/types.hal
new file mode 100644
index 0000000..5be41bb
--- /dev/null
+++ b/example/extension/light/2.0/types.hal
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.example.extension.light@2.0;
+
+import android.hardware.light@2.0;
+
+enum Default : int32_t {
+ // for calls to setLight from the framework that don't know about this
+ // extension or its requirements
+ INTERPOLATION_OMEGA = 2
+};
+
+/**
+ * One possibility is renaming an old type. Another possibility is taking
+ * advantages of the different namespaces.
+ */
+enum ExtBrightness : Brightness {
+ /**
+ * Say we're really going to use the phone as a heater.
+ */
+ EXTREME,
+
+ /**
+ * Sometimes at night, we need it to be day.
+ */
+ THE_SUN,
+};
+
+/**
+ * Structs can't inherit eachother in hidl. Use composition instead. In this
+ * case, I won't use inheritence because I want to replace Brightness with
+ * ExtBrightness.
+ */
+struct ExtLightState {
+ LightState state;
+
+ /**
+ * This is the secret sauce that will really make this extension shine.
+ * No other person has such a cool feature in their hals. Don't forget
+ * to describe all details of parameters. An interface is a contract, and
+ * specifying this contract to the letter is what allows that contracted
+ * to be maintained. :)
+ *
+ * So, this parameter represents the speed at which brightness is changed
+ * to the new value in the three dimensional space with coordinates RGB
+ * from the red, blue, and green.
+ */
+ int32_t interpolationOmega;
+
+ /**
+ * Include new values.
+ */
+ ExtBrightness brightness;
+};