Bluetooth Finder: Add Vts and AIDL default implement

Bug: 307897345
Bug: 310790725
Test: atest VtsHalBluetoothFinderTargetTest
Change-Id: I20eba31695627cde2fdb212657c952f74615ea46
diff --git a/bluetooth/finder/aidl/default/Android.bp b/bluetooth/finder/aidl/default/Android.bp
new file mode 100644
index 0000000..b364ae1
--- /dev/null
+++ b/bluetooth/finder/aidl/default/Android.bp
@@ -0,0 +1,42 @@
+// Copyright (C) 2023 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 {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+cc_binary {
+    name: "android.hardware.bluetooth.finder-service.default",
+    relative_install_path: "hw",
+    init_rc: ["bluetooth-finder-service-default.rc"],
+    vintf_fragments: [":manifest_android.hardware.bluetooth.finder-service.default.xml"],
+    vendor: true,
+    srcs: [
+        "BluetoothFinder.cpp",
+        "service.cpp",
+    ],
+    shared_libs: [
+        "android.hardware.bluetooth.finder-V1-ndk",
+        "libbase",
+        "libbinder_ndk",
+        "libhidlbase",
+        "libutils",
+        "liblog",
+    ],
+}
+
+filegroup {
+    name: "manifest_android.hardware.bluetooth.finder-service.default.xml",
+    srcs: ["bluetooth-finder-service-default.xml"],
+}
diff --git a/bluetooth/finder/aidl/default/BluetoothFinder.cpp b/bluetooth/finder/aidl/default/BluetoothFinder.cpp
new file mode 100644
index 0000000..236a1f8
--- /dev/null
+++ b/bluetooth/finder/aidl/default/BluetoothFinder.cpp
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#include "BluetoothFinder.h"
+
+namespace aidl::android::hardware::bluetooth::finder::impl {
+
+::ndk::ScopedAStatus BluetoothFinder::sendEids(const ::std::vector<Eid>& keys) {
+  keys_.insert(keys_.end(), keys.begin(), keys.end());
+  return ::ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus BluetoothFinder::setPoweredOffFinderMode(bool enable) {
+  pof_enabled_ = enable;
+  return ::ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus BluetoothFinder::getPoweredOffFinderMode(
+    bool* _aidl_return) {
+  *_aidl_return = pof_enabled_;
+  return ::ndk::ScopedAStatus::ok();
+}
+
+}  // namespace aidl::android::hardware::bluetooth::finder::impl
diff --git a/bluetooth/finder/aidl/default/BluetoothFinder.h b/bluetooth/finder/aidl/default/BluetoothFinder.h
new file mode 100644
index 0000000..16110f6
--- /dev/null
+++ b/bluetooth/finder/aidl/default/BluetoothFinder.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#include <aidl/android/hardware/bluetooth/finder/BnBluetoothFinder.h>
+
+#include <vector>
+
+namespace aidl::android::hardware::bluetooth::finder::impl {
+
+using ::aidl::android::hardware::bluetooth::finder::BnBluetoothFinder;
+using ::aidl::android::hardware::bluetooth::finder::Eid;
+
+class BluetoothFinder : public BnBluetoothFinder {
+ public:
+  BluetoothFinder() = default;
+
+  ::ndk::ScopedAStatus sendEids(const ::std::vector<Eid>& keys) override;
+  ::ndk::ScopedAStatus setPoweredOffFinderMode(bool enable) override;
+  ::ndk::ScopedAStatus getPoweredOffFinderMode(bool* _aidl_return) override;
+
+ private:
+  bool pof_enabled_;
+  std::vector<Eid> keys_;
+};
+
+}  // namespace aidl::android::hardware::bluetooth::finder::impl
diff --git a/bluetooth/finder/aidl/default/bluetooth-finder-service-default.rc b/bluetooth/finder/aidl/default/bluetooth-finder-service-default.rc
new file mode 100644
index 0000000..fea07f0
--- /dev/null
+++ b/bluetooth/finder/aidl/default/bluetooth-finder-service-default.rc
@@ -0,0 +1,6 @@
+service vendor.bluetooth.finder-default /vendor/bin/hw/android.hardware.bluetooth.finder.default
+    class hal
+    capabilities BLOCK_SUSPEND NET_ADMIN SYS_NICE
+    user bluetooth
+    group bluetooth
+    task_profiles ServicePerformance
diff --git a/bluetooth/finder/aidl/default/bluetooth-finder-service-default.xml b/bluetooth/finder/aidl/default/bluetooth-finder-service-default.xml
new file mode 100644
index 0000000..be7c00d
--- /dev/null
+++ b/bluetooth/finder/aidl/default/bluetooth-finder-service-default.xml
@@ -0,0 +1,7 @@
+<manifest version="1.0" type="device">
+    <hal format="aidl">
+        <name>android.hardware.bluetooth.finder</name>
+        <version>1</version>
+        <fqname>IBluetoothFinder/default</fqname>
+    </hal>
+</manifest>
diff --git a/bluetooth/finder/aidl/default/service.cpp b/bluetooth/finder/aidl/default/service.cpp
new file mode 100644
index 0000000..a117df8
--- /dev/null
+++ b/bluetooth/finder/aidl/default/service.cpp
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#define LOG_TAG "aidl.android.hardware.bluetooth.finder.default"
+
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+#include <utils/Log.h>
+
+#include "BluetoothFinder.h"
+
+using ::aidl::android::hardware::bluetooth::finder::impl::BluetoothFinder;
+
+int main(int /* argc */, char** /* argv */) {
+  ALOGI("Bluetooth Finder HAL registering");
+  if (!ABinderProcess_setThreadPoolMaxThreadCount(0)) {
+    ALOGE("failed to set thread pool max thread count");
+    return 1;
+  }
+
+  std::shared_ptr<BluetoothFinder> service =
+      ndk::SharedRefBase::make<BluetoothFinder>();
+  std::string instance =
+      std::string() + BluetoothFinder::descriptor + "/default";
+  auto result =
+      AServiceManager_addService(service->asBinder().get(), instance.c_str());
+  if (result == STATUS_OK) {
+    ABinderProcess_joinThreadPool();
+  } else {
+    ALOGE("Could not register as a service!");
+  }
+  return 0;
+}
diff --git a/bluetooth/finder/aidl/vts/Android.bp b/bluetooth/finder/aidl/vts/Android.bp
new file mode 100644
index 0000000..6b0285e
--- /dev/null
+++ b/bluetooth/finder/aidl/vts/Android.bp
@@ -0,0 +1,41 @@
+// Copyright (C) 2023 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 {
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_test {
+    name: "VtsHalBluetoothFinderTargetTest",
+    defaults: [
+        "use_libaidlvintf_gtest_helper_static",
+    ],
+    srcs: ["VtsHalBluetoothFinderTargetTest.cpp"],
+    shared_libs: [
+        "libbase",
+        "libcutils",
+        "libbinder_ndk",
+        "liblog",
+        "libutils",
+    ],
+    static_libs: [
+        "android.hardware.bluetooth.finder-V1-ndk",
+        "libbluetooth-types",
+    ],
+    test_config: "VtsHalBluetoothFinderTargetTest.xml",
+    test_suites: [
+        "general-tests",
+        "vts",
+    ],
+}
diff --git a/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.cpp b/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.cpp
new file mode 100644
index 0000000..be07a7d
--- /dev/null
+++ b/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.cpp
@@ -0,0 +1,114 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#include <aidl/Gtest.h>
+#include <aidl/Vintf.h>
+#include <aidl/android/hardware/bluetooth/finder/IBluetoothFinder.h>
+#include <android-base/logging.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+#include <binder/IServiceManager.h>
+#include <utils/Log.h>
+
+#include <array>
+#include <vector>
+
+using ::aidl::android::hardware::bluetooth::finder::Eid;
+using ::aidl::android::hardware::bluetooth::finder::IBluetoothFinder;
+using ::ndk::ScopedAStatus;
+
+class BluetoothFinderTest : public ::testing::TestWithParam<std::string> {
+ public:
+  virtual void SetUp() override {
+    ALOGI("SetUp Finder Test");
+    bluetooth_finder = IBluetoothFinder::fromBinder(
+        ndk::SpAIBinder(AServiceManager_waitForService(GetParam().c_str())));
+    ASSERT_NE(bluetooth_finder, nullptr);
+  }
+
+  virtual void TearDown() override {
+    ALOGI("TearDown Finder Test");
+    bluetooth_finder = nullptr;
+    ASSERT_EQ(bluetooth_finder, nullptr);
+  }
+
+  ScopedAStatus sendEids(uint8_t num);
+  ScopedAStatus setPoweredOffFinderMode(bool enable);
+  ScopedAStatus getPoweredOffFinderMode(bool* status);
+
+ private:
+  std::shared_ptr<IBluetoothFinder> bluetooth_finder;
+};
+
+ScopedAStatus BluetoothFinderTest::sendEids(uint8_t numKeys) {
+  std::vector<Eid> keys(numKeys);
+  for (uint_t i = 0; i < numKeys; i++) {
+    std::array<uint8_t, 20> key;
+    key.fill(i + 1);
+    keys[i].bytes = key;
+  }
+  return bluetooth_finder->sendEids(keys);
+}
+
+ScopedAStatus BluetoothFinderTest::setPoweredOffFinderMode(bool enable) {
+  return bluetooth_finder->setPoweredOffFinderMode(enable);
+}
+
+ScopedAStatus BluetoothFinderTest::getPoweredOffFinderMode(bool* status) {
+  return bluetooth_finder->getPoweredOffFinderMode(status);
+}
+
+TEST_P(BluetoothFinderTest, SendEidsSingle) {
+  ScopedAStatus status = sendEids(1);
+  ASSERT_TRUE(status.isOk());
+}
+
+TEST_P(BluetoothFinderTest, Send255Eids) {
+  ScopedAStatus status = sendEids(255);
+  ASSERT_TRUE(status.isOk());
+}
+
+TEST_P(BluetoothFinderTest, setAndGetPoweredOffFinderModeEnable) {
+  ScopedAStatus status = setPoweredOffFinderMode(true);
+  ASSERT_TRUE(status.isOk());
+  bool pof_status;
+  status = getPoweredOffFinderMode(&pof_status);
+  ASSERT_TRUE(status.isOk());
+  ASSERT_TRUE(pof_status);
+}
+
+TEST_P(BluetoothFinderTest, setAndGetPoweredOffFinderModeDisable) {
+  ScopedAStatus status = setPoweredOffFinderMode(false);
+  ASSERT_TRUE(status.isOk());
+  bool pof_status;
+  status = getPoweredOffFinderMode(&pof_status);
+  ASSERT_TRUE(status.isOk());
+  ASSERT_TRUE(!pof_status);
+}
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(BluetoothFinderTest);
+INSTANTIATE_TEST_SUITE_P(PerInstance, BluetoothFinderTest,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothFinder::descriptor)),
+                         android::PrintInstanceNameToString);
+
+int main(int argc, char** argv) {
+  ::testing::InitGoogleTest(&argc, argv);
+  ABinderProcess_startThreadPool();
+  int status = RUN_ALL_TESTS();
+  ALOGI("Test result = %d", status);
+  return status;
+}
diff --git a/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.xml b/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.xml
new file mode 100644
index 0000000..46053dd
--- /dev/null
+++ b/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.xml
@@ -0,0 +1,33 @@
+<!--
+  Copyright (C) 2023 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.
+-->
+
+<configuration description="Runs VtsHalBluetoothFinderTargetTest.">
+    <option name="test-suite-tag" value="apct" />
+    <option name="test-suite-tag" value="apct-native" />
+
+    <target_preparer class="com.android.tradefed.targetprep.RootTargetPreparer">
+    </target_preparer>
+
+    <target_preparer class="com.android.tradefed.targetprep.PushFilePreparer">
+        <option name="cleanup" value="true" />
+        <option name="push" value="VtsHalBluetoothFinderTargetTest->/data/local/tmp/VtsHalBluetoothFinderTargetTest" />
+    </target_preparer>
+
+    <test class="com.android.tradefed.testtype.GTest" >
+        <option name="native-test-device-path" value="/data/local/tmp" />
+        <option name="module-name" value="VtsHalBluetoothFinderTargetTest" />
+    </test>
+</configuration>