Apply clang-format to Bluetooth related HAL code

- cp system/bt/.clang-format hardware/interfaces/bluetooth/
- modify hardware/interfaces/bluetooth/.clang-format to match context
- find . -type f \( -iname \*.cpp -o -iname \*.h -o -iname \*.cc \) | xargs clang-format --style=file -i

Test: make
Change-Id: I82e4f26e1efeb715aff7de8a15c3db06e02967a4
diff --git a/bluetooth/a2dp/1.0/default/BluetoothAudioOffload.cpp b/bluetooth/a2dp/1.0/default/BluetoothAudioOffload.cpp
index 2a66abe..9abb88d 100644
--- a/bluetooth/a2dp/1.0/default/BluetoothAudioOffload.cpp
+++ b/bluetooth/a2dp/1.0/default/BluetoothAudioOffload.cpp
@@ -23,47 +23,52 @@
 namespace V1_0 {
 namespace implementation {
 
-IBluetoothAudioOffload* HIDL_FETCH_IBluetoothAudioOffload(const char* /* name */) {
-    return new BluetoothAudioOffload();
+IBluetoothAudioOffload* HIDL_FETCH_IBluetoothAudioOffload(
+    const char* /* name */) {
+  return new BluetoothAudioOffload();
 }
 
-// Methods from ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload follow.
-Return<::android::hardware::bluetooth::a2dp::V1_0::Status> BluetoothAudioOffload::startSession(
-    const sp<::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost>& hostIf __unused,
-    const ::android::hardware::bluetooth::a2dp::V1_0::CodecConfiguration& codecConfig __unused) {
-    /**
-     * Initialize the audio platform if codecConfiguration is supported.
-     * Save the the IBluetoothAudioHost interface, so that it can be used
-     * later to send stream control commands to the HAL client, based on
-     * interaction with Audio framework.
-     */
-    return ::android::hardware::bluetooth::a2dp::V1_0::Status::FAILURE;
+// Methods from
+// ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload follow.
+Return<::android::hardware::bluetooth::a2dp::V1_0::Status>
+BluetoothAudioOffload::startSession(
+    const sp<::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost>&
+        hostIf __unused,
+    const ::android::hardware::bluetooth::a2dp::V1_0::CodecConfiguration&
+        codecConfig __unused) {
+  /**
+   * Initialize the audio platform if codecConfiguration is supported.
+   * Save the the IBluetoothAudioHost interface, so that it can be used
+   * later to send stream control commands to the HAL client, based on
+   * interaction with Audio framework.
+   */
+  return ::android::hardware::bluetooth::a2dp::V1_0::Status::FAILURE;
 }
 
 Return<void> BluetoothAudioOffload::streamStarted(
     ::android::hardware::bluetooth::a2dp::V1_0::Status status __unused) {
-    /**
-     * Streaming on control path has started,
-     * HAL server should start the streaming on data path.
-     */
-    return Void();
+  /**
+   * Streaming on control path has started,
+   * HAL server should start the streaming on data path.
+   */
+  return Void();
 }
 
 Return<void> BluetoothAudioOffload::streamSuspended(
     ::android::hardware::bluetooth::a2dp::V1_0::Status status __unused) {
-    /**
-     * Streaming on control path has suspend,
-     * HAL server should suspend the streaming on data path.
-     */
-    return Void();
+  /**
+   * Streaming on control path has suspend,
+   * HAL server should suspend the streaming on data path.
+   */
+  return Void();
 }
 
 Return<void> BluetoothAudioOffload::endSession() {
-    /**
-     * Cleanup the audio platform as remote A2DP Sink device is no
-     * longer active
-     */
-    return Void();
+  /**
+   * Cleanup the audio platform as remote A2DP Sink device is no
+   * longer active
+   */
+  return Void();
 }
 
 }  // namespace implementation
diff --git a/bluetooth/a2dp/1.0/default/BluetoothAudioOffload.h b/bluetooth/a2dp/1.0/default/BluetoothAudioOffload.h
index 5d07b5b..16a83c2 100644
--- a/bluetooth/a2dp/1.0/default/BluetoothAudioOffload.h
+++ b/bluetooth/a2dp/1.0/default/BluetoothAudioOffload.h
@@ -28,27 +28,32 @@
 namespace V1_0 {
 namespace implementation {
 
+using ::android::sp;
 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 BluetoothAudioOffload : public IBluetoothAudioOffload {
-    BluetoothAudioOffload() {}
-    // Methods from ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload follow.
-    Return<::android::hardware::bluetooth::a2dp::V1_0::Status> startSession(
-        const sp<::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost>& hostIf,
-        const ::android::hardware::bluetooth::a2dp::V1_0::CodecConfiguration& codecConfig) override;
-    Return<void> streamStarted(::android::hardware::bluetooth::a2dp::V1_0::Status status) override;
-    Return<void> streamSuspended(
-        ::android::hardware::bluetooth::a2dp::V1_0::Status status) override;
-    Return<void> endSession() override;
+  BluetoothAudioOffload() {}
+  // Methods from
+  // ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload follow.
+  Return<::android::hardware::bluetooth::a2dp::V1_0::Status> startSession(
+      const sp<::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost>&
+          hostIf,
+      const ::android::hardware::bluetooth::a2dp::V1_0::CodecConfiguration&
+          codecConfig) override;
+  Return<void> streamStarted(
+      ::android::hardware::bluetooth::a2dp::V1_0::Status status) override;
+  Return<void> streamSuspended(
+      ::android::hardware::bluetooth::a2dp::V1_0::Status status) override;
+  Return<void> endSession() override;
 };
 
-extern "C" IBluetoothAudioOffload* HIDL_FETCH_IBluetoothAudioOffload(const char* name);
+extern "C" IBluetoothAudioOffload* HIDL_FETCH_IBluetoothAudioOffload(
+    const char* name);
 
 }  // namespace implementation
 }  // namespace V1_0
diff --git a/bluetooth/a2dp/1.0/vts/functional/VtsHalBluetoothA2dpV1_0TargetTest.cpp b/bluetooth/a2dp/1.0/vts/functional/VtsHalBluetoothA2dpV1_0TargetTest.cpp
index 1a0342f..d8d0c29 100644
--- a/bluetooth/a2dp/1.0/vts/functional/VtsHalBluetoothA2dpV1_0TargetTest.cpp
+++ b/bluetooth/a2dp/1.0/vts/functional/VtsHalBluetoothA2dpV1_0TargetTest.cpp
@@ -26,85 +26,92 @@
 #include <VtsHalHidlTargetTestBase.h>
 #include <VtsHalHidlTargetTestEnvBase.h>
 
-using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost;
-using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload;
-using ::android::hardware::bluetooth::a2dp::V1_0::Status;
-using ::android::hardware::bluetooth::a2dp::V1_0::CodecType;
-using ::android::hardware::bluetooth::a2dp::V1_0::SampleRate;
+using ::android::sp;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
 using ::android::hardware::bluetooth::a2dp::V1_0::BitsPerSample;
 using ::android::hardware::bluetooth::a2dp::V1_0::ChannelMode;
 using ::android::hardware::bluetooth::a2dp::V1_0::CodecConfiguration;
-using ::android::hardware::Return;
-using ::android::hardware::Void;
-using ::android::sp;
+using ::android::hardware::bluetooth::a2dp::V1_0::CodecType;
+using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost;
+using ::android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload;
+using ::android::hardware::bluetooth::a2dp::V1_0::SampleRate;
+using ::android::hardware::bluetooth::a2dp::V1_0::Status;
 
 // Test environment for Bluetooth HIDL A2DP HAL.
-class BluetoothA2dpHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
-   public:
-    // get the test environment singleton
-    static BluetoothA2dpHidlEnvironment* Instance() {
-        static BluetoothA2dpHidlEnvironment* instance = new BluetoothA2dpHidlEnvironment;
-        return instance;
-    }
+class BluetoothA2dpHidlEnvironment
+    : public ::testing::VtsHalHidlTargetTestEnvBase {
+ public:
+  // get the test environment singleton
+  static BluetoothA2dpHidlEnvironment* Instance() {
+    static BluetoothA2dpHidlEnvironment* instance =
+        new BluetoothA2dpHidlEnvironment;
+    return instance;
+  }
 
-    virtual void registerTestServices() override { registerTestService<IBluetoothAudioOffload>(); }
+  virtual void registerTestServices() override {
+    registerTestService<IBluetoothAudioOffload>();
+  }
 
-   private:
-    BluetoothA2dpHidlEnvironment() {}
+ private:
+  BluetoothA2dpHidlEnvironment() {}
 };
 
 // The main test class for Bluetooth A2DP HIDL HAL.
 class BluetoothA2dpHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+ public:
+  virtual void SetUp() override {
+    // currently test passthrough mode only
+    audio_offload =
+        ::testing::VtsHalHidlTargetTestBase::getService<IBluetoothAudioOffload>(
+            BluetoothA2dpHidlEnvironment::Instance()
+                ->getServiceName<IBluetoothAudioOffload>());
+    ASSERT_NE(audio_offload, nullptr);
+
+    audio_host = new BluetoothAudioHost(*this);
+    ASSERT_NE(audio_host, nullptr);
+
+    codec.codecType = CodecType::AAC;
+    codec.sampleRate = SampleRate::RATE_44100;
+    codec.bitsPerSample = BitsPerSample::BITS_16;
+    codec.channelMode = ChannelMode::STEREO;
+    codec.encodedAudioBitrate = 320000;
+    codec.peerMtu = 1000;
+  }
+
+  virtual void TearDown() override {}
+
+  // A simple test implementation of IBluetoothAudioHost.
+  class BluetoothAudioHost
+      : public ::testing::VtsHalHidlTargetCallbackBase<BluetoothA2dpHidlTest>,
+        public IBluetoothAudioHost {
+    BluetoothA2dpHidlTest& parent_;
+
    public:
-    virtual void SetUp() override {
-        // currently test passthrough mode only
-        audio_offload = ::testing::VtsHalHidlTargetTestBase::getService<IBluetoothAudioOffload>(
-            BluetoothA2dpHidlEnvironment::Instance()->getServiceName<IBluetoothAudioOffload>());
-        ASSERT_NE(audio_offload, nullptr);
+    BluetoothAudioHost(BluetoothA2dpHidlTest& parent) : parent_(parent){};
+    virtual ~BluetoothAudioHost() = default;
 
-        audio_host = new BluetoothAudioHost(*this);
-        ASSERT_NE(audio_host, nullptr);
-
-        codec.codecType = CodecType::AAC;
-        codec.sampleRate = SampleRate::RATE_44100;
-        codec.bitsPerSample = BitsPerSample::BITS_16;
-        codec.channelMode = ChannelMode::STEREO;
-        codec.encodedAudioBitrate = 320000;
-        codec.peerMtu = 1000;
-    }
-
-    virtual void TearDown() override {}
-
-    // A simple test implementation of IBluetoothAudioHost.
-    class BluetoothAudioHost
-        : public ::testing::VtsHalHidlTargetCallbackBase<BluetoothA2dpHidlTest>,
-          public IBluetoothAudioHost {
-        BluetoothA2dpHidlTest& parent_;
-
-       public:
-        BluetoothAudioHost(BluetoothA2dpHidlTest& parent) : parent_(parent){};
-        virtual ~BluetoothAudioHost() = default;
-
-        Return<void> startStream() override {
-            parent_.audio_offload->streamStarted(Status::SUCCESS);
-            return Void();
-        };
-
-        Return<void> suspendStream() override {
-            parent_.audio_offload->streamSuspended(Status::SUCCESS);
-            return Void();
-        };
-
-        Return<void> stopStream() override { return Void(); };
+    Return<void> startStream() override {
+      parent_.audio_offload->streamStarted(Status::SUCCESS);
+      return Void();
     };
 
-    // audio_host is for the Audio HAL to send stream start/suspend/stop commands to Bluetooth
-    sp<IBluetoothAudioHost> audio_host;
-    // audio_offload is for the Bluetooth HAL to report session started/ended and handled audio
-    // stream started/suspended
-    sp<IBluetoothAudioOffload> audio_offload;
-    // codec is the currently used codec
-    CodecConfiguration codec;
+    Return<void> suspendStream() override {
+      parent_.audio_offload->streamSuspended(Status::SUCCESS);
+      return Void();
+    };
+
+    Return<void> stopStream() override { return Void(); };
+  };
+
+  // audio_host is for the Audio HAL to send stream start/suspend/stop commands
+  // to Bluetooth
+  sp<IBluetoothAudioHost> audio_host;
+  // audio_offload is for the Bluetooth HAL to report session started/ended and
+  // handled audio stream started/suspended
+  sp<IBluetoothAudioOffload> audio_offload;
+  // codec is the currently used codec
+  CodecConfiguration codec;
 };
 
 // Empty test: Initialize()/Close() are called in SetUp()/TearDown().
@@ -112,15 +119,15 @@
 
 // Test start and end session
 TEST_F(BluetoothA2dpHidlTest, StartAndEndSession) {
-    EXPECT_EQ(Status::SUCCESS, audio_offload->startSession(audio_host, codec));
-    audio_offload->endSession();
+  EXPECT_EQ(Status::SUCCESS, audio_offload->startSession(audio_host, codec));
+  audio_offload->endSession();
 }
 
 int main(int argc, char** argv) {
-    ::testing::AddGlobalTestEnvironment(BluetoothA2dpHidlEnvironment::Instance());
-    ::testing::InitGoogleTest(&argc, argv);
-    BluetoothA2dpHidlEnvironment::Instance()->init(&argc, argv);
-    int status = RUN_ALL_TESTS();
-    LOG(INFO) << "Test result = " << status;
-    return status;
+  ::testing::AddGlobalTestEnvironment(BluetoothA2dpHidlEnvironment::Instance());
+  ::testing::InitGoogleTest(&argc, argv);
+  BluetoothA2dpHidlEnvironment::Instance()->init(&argc, argv);
+  int status = RUN_ALL_TESTS();
+  LOG(INFO) << "Test result = " << status;
+  return status;
 }