universal7885: SamsungParts: Add new HIDL

* Related to flashlight
* Also, build it

universal7885-common/interfaces/hardware/battery/1.0/default/vendor.eureka.hardware.battery@1.0-service.rc

@@ -1,5 +1,5 @@
 service vendor.battery-hal /vendor/bin/hw/vendor.eureka.hardware.battery@1.0-service
     interface vendor.eureka.hardware.battery@1.0::IBattery default
     class hal
-    user system
+    user root
-    group system
+    group root

universal7885-common/interfaces/hardware/flashlight/1.0/Android.bp

@@ -0,0 +1,10 @@
+hidl_interface { 
+    name: "vendor.eureka.hardware.flashlight@1.0",
+    root: "vendor.eureka",  
+    srcs: [
+       "types.hal",
+       "IFlashlight.hal",
+    ],
+    interfaces: [ "android.hidl.base@1.0" ],
+    gen_java: true,
+}

universal7885-common/interfaces/hardware/flashlight/1.0/IFlashlight.hal

@@ -0,0 +1,21 @@
+// Copyright (C) 2021 Eureka Team
+//
+// 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 vendor.eureka.hardware.flashlight@1.0;
+
+interface IFlashLight {
+	setFlashlightWritable(Number value) generates (int32_t result);
+	setFlashlightEnable(Enable enable) generates (int32_t result);
+	readFlashlightstats(Device device) generates (int32_t value);
+};

universal7885-common/interfaces/hardware/flashlight/1.0/default/Android.bp

@@ -0,0 +1,19 @@
+// FIXME: your file license if you have one
+
+cc_binary {
+    name: "vendor.eureka.hardware.flashlight@1.0-service",
+    relative_install_path: "hw",
+    proprietary: true,
+    srcs: [
+        "Flashlight.cpp",
+	"service.cpp",
+    ],
+    shared_libs: [
+        "libhidlbase",
+        "libutils",
+        "liblog",
+        "vendor.eureka.hardware.flashlight@1.0",
+    ],
+    init_rc: [ "vendor.eureka.hardware.flashlight@1.0-service.rc" ],
+    vintf_fragments: [ "vendor.eureka.hardware.flashlight@1.0.xml" ],
+}

universal7885-common/interfaces/hardware/flashlight/1.0/default/Flashlight.cpp

@@ -0,0 +1,110 @@
+// Copyright (C) 2021 Eureka Team
+//
+// 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.
+
+#include "Flashlight.h"
+#include <iostream>
+#include <fstream>
+#include <sstream>
+namespace vendor::eureka::hardware::flashlight::V1_0 {
+
+// Methods from ::android::hardware::flashlight::V1_0::IFlashlight follow.
+Return<int32_t> Flashlight::getFlashlightStats(flashlight::V1_0::Enable enable) {
+	std::ofstream file;
+        std::string writevalue;
+	switch (enable){
+	   case Number::ENABLE:
+	      writevalue = "1";
+	      break;
+	   case Number::DISABLE:
+	      writevalue = "0";
+	      break;
+	   default:
+	      filename = "";
+	      break;
+	}
+        file.open("/sys/class/camera/flash/torch_brightness_lvl_enable");
+        file << writevalue;
+        file.close();
+	return 0;
+}
+
+Return<int32_t> Flashlight::setFlashlightWritable(flashlight::V1_0::Number value) {
+        std::ofstream file;
+        std::string writevalue;
+	switch (value){
+	   case Number::ONEUI:
+	      writevalue = "1";
+	      break;
+	   case Number::TWOUI:
+	      writevalue = "2";
+	      break;
+	   case Number::THREEUI:
+	      writevalue = "3";
+	      break;
+	   case Number::FOURUI:
+	      writevalue = "4";
+	      break;
+	   case Number::FIVEUI:
+	      writevalue = "5";
+	      break;
+	   case Number::SIXUI:
+	      writevalue = "6";
+	      break;
+	   case Number::SEVENUI:
+	      writevalue = "7";
+	      break;
+	   case Number::EIGHTUI:
+	      writevalue = "8";
+	      break;
+	   case Number::NINEUI:
+	      writevalue = "9";
+	      break;
+	   case Number::TENUI:
+	      writevalue = "10";
+	      break;
+	   default:
+	      filename = "";
+	      break;
+	}
+        file.open("/sys/class/camera/flash/torch_brightness_lvl");
+        file << writevalue;
+        file.close();
+	return 0;
+}
+
+Return<int32_t> Flashlight::readFlashlightstats(flashlight::V1_0::Device device) {
+	std::ifstream file;
+	std::string value;
+	int32_t intvalue;
+	file.open("/sys/class/camera/flash/torch_brightness_lvl");
+	if (file.is_open()) {
+	   getline(file, value);
+	   file.close();
+	   std::stringstream val(value);
+	   val >> intvalue;
+	   if (device == Device::A10){
+	  	return intvalue;
+	   }else if (device == Device::NOTA10){
+	   	return intvalue / 21;
+	   }
+	   // Never Here
+	   return -1;
+	}
+	return -1;
+}
+
+IFlashlight *Flashlight::getInstance(void){
+  return new Flashlight();
+}
+}  // namespace android::hardware::flashlight::implementation

universal7885-common/interfaces/hardware/flashlight/1.0/default/Flashlight.h

@@ -0,0 +1,40 @@
+// Copyright (C) 2021 Eureka Team
+//
+// 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.
+
+#pragma once
+
+#include <vendor/eureka/hardware/flashlight/1.0/IFlashlight.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace vendor::eureka::hardware::flashlight::V1_0 {
+
+using ::android::hardware::hidl_array;
+using ::android::hardware::hidl_memory;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::sp;
+
+struct Flashlight : public IFlashlight {
+    // Methods from ::vendor::eureka::hardware::flashlight::V1_0::IFlashlight follow.
+    Return<int32_t> Flashlight::getFlashlightStats(flashlight::V1_0::Enable enable);
+    Return<int32_t> Flashlight::setFlashlightWritable(flashlight::V1_0::Number value);
+    Return<int32_t> Flashlight::readFlashlightstats(flashlight::V1_0::Device device);
+    // Methods from ::android::hidl::base::V1_0::IBase follow.
+    static IFlashlight* getInstance(void);
+
+};
+}  // namespace android::hardware::flashlight::implementation

universal7885-common/interfaces/hardware/flashlight/1.0/default/service.cpp

@@ -0,0 +1,49 @@
+// Copyright (C) 2021 Eureka Team
+//
+// 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.
+
+
+#define LOG_TAG "vendor.eureka.hardware.flashlight@1.0-service"
+ 
+#include <vendor/eureka/hardware/flashlight/1.0/IFlashlight.h>
+ 
+#include <hidl/LegacySupport.h>
+ 
+#include "Flashlight.h"
+ 
+using vendor::eureka::hardware::flashlight::V1_0::IFlashlight;
+using vendor::eureka::hardware::flashlight::V1_0::Flashlight;
+using android::hardware::configureRpcThreadpool;
+using android::hardware::joinRpcThreadpool;
+using android::sp;
+ 
+int main() {
+      int ret;
+      android::sp<IFlashlight> service = Flashlight::getInstance();
+      configureRpcThreadpool(1, true /*callerWillJoin*/);
+ 
+      if (service != nullptr) {
+          ret = service->registerAsService();
+          if(ret != 0) {
+               ALOGE("Can't register instance of Flashlight HAL, nullptr");
+          }else{
+          	ALOGI("registered Flashlight HAL");
+	  }
+       } else {
+          ALOGE("Can't create instance of Flashlight HAL, nullptr");
+       }
+ 
+      joinRpcThreadpool();
+ 
+      return -1; // should never get here
+}

universal7885-common/interfaces/hardware/flashlight/1.0/default/vendor.eureka.hardware.flashlight@1.0-service.rc

@@ -0,0 +1,5 @@
+service vendor.flashlight-hal /vendor/bin/hw/vendor.eureka.hardware.flashlight@1.0-service
+    interface vendor.eureka.hardware.flashlight@1.0::IFlashlight default
+    class hal
+    user root
+    group root

universal7885-common/interfaces/hardware/flashlight/1.0/default/vendor.eureka.hardware.flashlight@1.0.xml

@@ -0,0 +1,11 @@
+<manifest version="1.0" type="device" target-level="3">
+<hal format="hidl">
+     <name>vendor.eureka.hardware.flashlight</name>
+     <transport>hwbinder</transport>
+     <version>1.0</version>
+     <interface>
+         <name>IFlashlight</name>
+         <instance>default</instance>
+     </interface>
+</hal>
+</manifest>

universal7885-common/interfaces/hardware/flashlight/1.0/types.hal

@@ -0,0 +1,38 @@
+// Copyright (C) 2021 Eureka Team
+//
+// 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 vendor.eureka.hardware.flashlight@1.0;
+
+enum Device : int32_t {
+	A10,
+	NOTA10,
+};
+
+enum Number : int32_t {
+	ONEUI,
+	TWOUI,
+	THREEUI,
+	FOURUI,
+	FIVEUI,
+	SIXUI,
+	SEVENUI,
+	EIGHTUI,
+	NINEUI,
+	TENUI,
+};
+
+enum Enable : int32_t {
+	ENABLE,
+	DISABLE,
+}

universal7885-common/sepolicy/vendor/file_contexts

@@ -215,3 +215,4 @@
 
 # SamsungParts
 /(vendor|system/vendor)/bin/hw/vendor\.eureka\.hardware\.battery@1\.0-service          u:object_r:hal_battery_default_exec:s0
+/(vendor|system/vendor)/bin/hw/vendor\.eureka\.hardware\.flashlight@1\.0-service          u:object_r:hal_flashlight_default_exec:s0

universal7885-common/sepolicy/vendor/hal_flashlight_default.te

@@ -0,0 +1,4 @@
+type hal_flashlight_default, domain;
+type hal_flashlight_default_exec, exec_type, file_type,  vendor_file_type;
+add_hwservice(hal_flashlight_default, hal_flashlight_hwservice);
+init_daemon_domain(hal_flashlight_default);

universal7885-common/sepolicy/vendor/hwservice.te

@@ -1,2 +1,3 @@
 type rild_hwservice, hwservice_manager_type;
 type hal_battery_hwservice, hwservice_manager_type;
+type hal_flashlight_hwservice, hwservice_manager_type;

universal7885-common/sepolicy/vendor/hwservice_contexts

@@ -6,4 +6,5 @@ vendor.lineage.power::ILineagePower			      u:object_r:hal_power_hwservice:s0
 
 # SamsungParts
 vendor.eureka.hardware.battery::IBattery u:object_r:hal_battery_hwservice:s0
+vendor.eureka.hardware.flashlight::IFlashlight u:object_r:hal_flashlight_hwservice:s0
 

universal7885-common/universal7885-common.mk

@@ -279,7 +279,9 @@ PRODUCT_CFI_INCLUDE_PATHS += hardware/samsung_slsi/scsc_wifibt/wpa_supplicant_li
 # SamsungParts
 PRODUCT_PACKAGES += \
     SamsungParts \
-	android.software.samsungparts@1.0-service
+    init.samsungparts.rc \
+    vendor.eureka.hardware.battery@1.0-service \
+    vendor.eureka.hardware.flashlight@1.0-service
 
 # Debug
 ifeq ($(TARGET_BUILD_VARIENT),eng)