Merge "Add OWNERS file for oemlock"
diff --git a/audio/core/all-versions/vts/functional/6.0/AudioPrimaryHidlHalTest.cpp b/audio/core/all-versions/vts/functional/6.0/AudioPrimaryHidlHalTest.cpp
index 0f0cdcf..0ebe4c2 100644
--- a/audio/core/all-versions/vts/functional/6.0/AudioPrimaryHidlHalTest.cpp
+++ b/audio/core/all-versions/vts/functional/6.0/AudioPrimaryHidlHalTest.cpp
@@ -128,7 +128,7 @@
 INSTANTIATE_TEST_CASE_P(SingleConfigOutputStream, SingleConfigOutputStreamTest,
                         ::testing::ValuesIn(getOutputDeviceSingleConfigParameters()),
                         &DeviceConfigParameterToString);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(SingleConfigOutputStream);
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(SingleConfigOutputStreamTest);
 
 class SingleConfigInputStreamTest : public InputStreamTest {};
 TEST_P(SingleConfigInputStreamTest, CloseDeviceWithOpenedInputStreams) {
@@ -142,7 +142,7 @@
 INSTANTIATE_TEST_CASE_P(SingleConfigInputStream, SingleConfigInputStreamTest,
                         ::testing::ValuesIn(getInputDeviceSingleConfigParameters()),
                         &DeviceConfigParameterToString);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(SingleConfigInputStream);
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(SingleConfigInputStreamTest);
 
 TEST_P(AudioPatchHidlTest, UpdatePatchInvalidHandle) {
     doc::test("Verify that passing an invalid handle to updateAudioPatch is checked");
diff --git a/audio/core/all-versions/vts/functional/7.0/AudioPrimaryHidlHalTest.cpp b/audio/core/all-versions/vts/functional/7.0/AudioPrimaryHidlHalTest.cpp
index ef4daba..7fca610 100644
--- a/audio/core/all-versions/vts/functional/7.0/AudioPrimaryHidlHalTest.cpp
+++ b/audio/core/all-versions/vts/functional/7.0/AudioPrimaryHidlHalTest.cpp
@@ -296,7 +296,7 @@
         InputBufferSizeInvalidConfig, InvalidInputConfigNoFlagsTest,
         ::testing::ValuesIn(getInputDeviceInvalidConfigParameters(false /*generateInvalidFlags*/)),
         &DeviceConfigParameterToString);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(InputBufferSizeInvalidConfig);
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(InvalidInputConfigNoFlagsTest);
 
 static const DeviceAddress& getValidInputDeviceAddress() {
     static const DeviceAddress valid = {
@@ -682,9 +682,7 @@
                            ::testing::Values(getValidInputDeviceAddress()),
                            ::testing::ValuesIn(wrapMetadata(getInvalidSinkMetadatas()))),
         &StreamOpenParameterToString);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(InputStreamInvalidConfig);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(InputStreamInvalidAddress);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(InputStreamInvalidMetadata);
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(StreamOpenTest);
 
 INSTANTIATE_TEST_CASE_P(
         OutputStreamInvalidConfig, StreamOpenTest,
@@ -706,9 +704,6 @@
                            ::testing::Values(getValidOutputDeviceAddress()),
                            ::testing::ValuesIn(wrapMetadata(getInvalidSourceMetadatas()))),
         &StreamOpenParameterToString);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(OutputStreamInvalidConfig);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(OutputStreamInvalidAddress);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(OutputStreamInvalidMetadata);
 
 #define TEST_SINGLE_CONFIG_IO_STREAM(test_name, documentation, code) \
     TEST_P(SingleConfigInputStreamTest, test_name) {                 \
diff --git a/authsecret/aidl/vts/OWNERS b/authsecret/aidl/vts/OWNERS
new file mode 100644
index 0000000..40d95e4
--- /dev/null
+++ b/authsecret/aidl/vts/OWNERS
@@ -0,0 +1,2 @@
+chengyouho@google.com
+frankwoo@google.com
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index d39e339..5a5c5a6 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -267,6 +267,14 @@
         </interface>
     </hal>
     <hal format="aidl" optional="true">
+        <name>android.hardware.health.storage</name>
+        <version>1</version>
+        <interface>
+            <name>IStorage</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
+    <hal format="aidl" optional="true">
         <name>android.hardware.identity</name>
         <version>1-2</version>
         <interface>
diff --git a/health/storage/1.0/default/Android.bp b/health/storage/1.0/default/Android.bp
index 3156dfe..3834244 100644
--- a/health/storage/1.0/default/Android.bp
+++ b/health/storage/1.0/default/Android.bp
@@ -38,6 +38,7 @@
     ],
 
     static_libs: [
+        "libhealth_storage_impl_common",
         "libfstab",
     ],
 
diff --git a/health/storage/1.0/default/Storage.cpp b/health/storage/1.0/default/Storage.cpp
index 561deaa..02b6a3d 100644
--- a/health/storage/1.0/default/Storage.cpp
+++ b/health/storage/1.0/default/Storage.cpp
@@ -18,11 +18,8 @@
 
 #include <sstream>
 
-#include <android-base/chrono_utils.h>
-#include <android-base/file.h>
 #include <android-base/logging.h>
-#include <android-base/strings.h>
-#include <fstab/fstab.h>
+#include <health-storage-impl/common.h>
 
 namespace android {
 namespace hardware {
@@ -31,69 +28,9 @@
 namespace V1_0 {
 namespace implementation {
 
-using base::ReadFileToString;
-using base::Timer;
-using base::Trim;
-using base::WriteStringToFd;
-using base::WriteStringToFile;
-using fs_mgr::Fstab;
-using fs_mgr::ReadDefaultFstab;
-
-std::string getGarbageCollectPath() {
-    Fstab fstab;
-    ReadDefaultFstab(&fstab);
-
-    for (const auto& entry : fstab) {
-        if (!entry.sysfs_path.empty()) {
-            return entry.sysfs_path + "/manual_gc";
-        }
-    }
-
-    return "";
-}
-
 Return<void> Storage::garbageCollect(uint64_t timeoutSeconds,
                                      const sp<IGarbageCollectCallback>& cb) {
-    Result result = Result::SUCCESS;
-    std::string path = getGarbageCollectPath();
-
-    if (path.empty()) {
-        LOG(WARNING) << "Cannot find Dev GC path";
-        result = Result::UNKNOWN_ERROR;
-    } else {
-        Timer timer;
-        LOG(INFO) << "Start Dev GC on " << path;
-        while (1) {
-            std::string require;
-            if (!ReadFileToString(path, &require)) {
-                PLOG(WARNING) << "Reading manual_gc failed in " << path;
-                result = Result::IO_ERROR;
-                break;
-            }
-            require = Trim(require);
-            if (require == "" || require == "off" || require == "disabled") {
-                LOG(DEBUG) << "No more to do Dev GC";
-                break;
-            }
-            LOG(DEBUG) << "Trigger Dev GC on " << path;
-            if (!WriteStringToFile("1", path)) {
-                PLOG(WARNING) << "Start Dev GC failed on " << path;
-                result = Result::IO_ERROR;
-                break;
-            }
-            if (timer.duration() >= std::chrono::seconds(timeoutSeconds)) {
-                LOG(WARNING) << "Dev GC timeout";
-                // Timeout is not treated as an error. Try next time.
-                break;
-            }
-            sleep(2);
-        }
-        LOG(INFO) << "Stop Dev GC on " << path;
-        if (!WriteStringToFile("0", path)) {
-            PLOG(WARNING) << "Stop Dev GC failed on " << path;
-            result = Result::IO_ERROR;
-        }
-    }
+    Result result = GarbageCollect(timeoutSeconds);
 
     if (cb != nullptr) {
         auto ret = cb->onFinish(result);
@@ -110,28 +47,7 @@
     }
 
     int fd = handle->data[0];
-    std::stringstream output;
-
-    std::string path = getGarbageCollectPath();
-    if (path.empty()) {
-        output << "Cannot find Dev GC path";
-    } else {
-        std::string require;
-
-        if (ReadFileToString(path, &require)) {
-            output << path << ":" << require << std::endl;
-        }
-
-        if (WriteStringToFile("0", path)) {
-            output << "stop success" << std::endl;
-        }
-    }
-
-    if (!WriteStringToFd(output.str(), fd)) {
-        PLOG(WARNING) << "debug: cannot write to fd";
-    }
-
-    fsync(fd);
+    DebugDump(fd);
 
     return Void();
 }
diff --git a/health/storage/1.0/vts/functional/Android.bp b/health/storage/1.0/vts/functional/Android.bp
index 2201031..731ad62 100644
--- a/health/storage/1.0/vts/functional/Android.bp
+++ b/health/storage/1.0/vts/functional/Android.bp
@@ -19,6 +19,9 @@
     defaults: ["VtsHalTargetTestDefaults"],
     srcs: ["VtsHalHealthStorageV1_0TargetTest.cpp"],
     static_libs: ["android.hardware.health.storage@1.0"],
+    header_libs: [
+        "libhealth_storage_test_common_headers",
+    ],
     shared_libs: [
         "libhidlbase",
     ],
diff --git a/health/storage/1.0/vts/functional/VtsHalHealthStorageV1_0TargetTest.cpp b/health/storage/1.0/vts/functional/VtsHalHealthStorageV1_0TargetTest.cpp
index 24ddc5d..ddb6b5a 100644
--- a/health/storage/1.0/vts/functional/VtsHalHealthStorageV1_0TargetTest.cpp
+++ b/health/storage/1.0/vts/functional/VtsHalHealthStorageV1_0TargetTest.cpp
@@ -14,14 +14,17 @@
  * limitations under the License.
  */
 
+#include <unistd.h>
+
+#include <thread>
+
 #include <android-base/logging.h>
 #include <android/hardware/health/storage/1.0/IStorage.h>
 #include <gtest/gtest.h>
+#include <health-storage-test/common.h>
 #include <hidl/GtestPrinter.h>
 #include <hidl/HidlTransportSupport.h>
 #include <hidl/ServiceManagement.h>
-#include <unistd.h>
-#include <thread>
 
 namespace android {
 namespace hardware {
@@ -29,61 +32,17 @@
 namespace storage {
 namespace V1_0 {
 
+using namespace ::android::hardware::health::storage::test;
 using ::std::literals::chrono_literals::operator""ms;
 
 #define ASSERT_OK(ret) ASSERT_TRUE(ret.isOk()) << ret.description()
 
-// Dev GC timeout. This is the timeout used by vold.
-const uint64_t kDevGcTimeoutSec = 120;
-const std::chrono::seconds kDevGcTimeout{kDevGcTimeoutSec};
-// Dev GC timeout tolerance. The HAL may not immediately return after the
-// timeout, so include an acceptable tolerance.
-const std::chrono::seconds kDevGcTolerance{3};
-// Time accounted for RPC calls.
-const std::chrono::milliseconds kRpcTime{1000};
-
-template <typename R>
-std::string toString(std::chrono::duration<R, std::milli> time) {
-    return std::to_string(time.count()) + "ms";
-}
-
-/** An atomic boolean flag that indicates whether a task has finished. */
-class Flag {
-   public:
-    void onFinish() {
-        std::unique_lock<std::mutex> lock(mMutex);
-        onFinishLocked(&lock);
-    }
-    template <typename R, typename P>
-    bool wait(std::chrono::duration<R, P> duration) {
-        std::unique_lock<std::mutex> lock(mMutex);
-        return waitLocked(&lock, duration);
-    }
-
-   protected:
-    /** Will unlock. */
-    void onFinishLocked(std::unique_lock<std::mutex>* lock) {
-        mFinished = true;
-        lock->unlock();
-        mCv.notify_all();
-    }
-    template <typename R, typename P>
-    bool waitLocked(std::unique_lock<std::mutex>* lock, std::chrono::duration<R, P> duration) {
-        mCv.wait_for(*lock, duration, [this] { return mFinished; });
-        return mFinished;
-    }
-
-    bool mFinished{false};
-    std::mutex mMutex;
-    std::condition_variable mCv;
-};
-
 class GcCallback : public IGarbageCollectCallback, public Flag {
-   public:
+  public:
     Return<void> onFinish(Result result) override {
-        std::unique_lock<std::mutex> lock(mMutex);
-        mResult = result;
-        Flag::onFinishLocked(&lock);
+        std::unique_lock<std::mutex> lock(mutex_);
+        result_ = result;
+        Flag::OnFinishLocked(&lock);
         return Void();
     }
 
@@ -93,13 +52,13 @@
      */
     template <typename R, typename P>
     void waitForResult(std::chrono::duration<R, P> timeout, Result expected) {
-        std::unique_lock<std::mutex> lock(mMutex);
-        ASSERT_TRUE(waitLocked(&lock, timeout)) << "timeout after " << toString(timeout);
-        EXPECT_EQ(expected, mResult);
+        std::unique_lock<std::mutex> lock(mutex_);
+        ASSERT_TRUE(WaitLocked(&lock, timeout)) << "timeout after " << to_string(timeout);
+        EXPECT_EQ(expected, result_);
     }
 
-   private:
-    Result mResult{Result::UNKNOWN_ERROR};
+  private:
+    Result result_{Result::UNKNOWN_ERROR};
 };
 
 class HealthStorageHidlTest : public ::testing::TestWithParam<std::string> {
@@ -127,10 +86,10 @@
         auto pingFlag = std::make_shared<Flag>();
         std::thread([service, pingFlag] {
             service->ping();
-            pingFlag->onFinish();
+            pingFlag->OnFinish();
         })
             .detach();
-        return pingFlag->wait(timeout);
+        return pingFlag->Wait(timeout);
     }
 
     sp<IStorage> fs;
@@ -147,7 +106,7 @@
     // Hold test process because HAL can be single-threaded and doing GC.
     ASSERT_TRUE(ping(kDevGcTimeout + kDevGcTolerance + kRpcTime))
             << "Service must be available after "
-            << toString(kDevGcTimeout + kDevGcTolerance + kRpcTime);
+            << to_string(kDevGcTimeout + kDevGcTolerance + kRpcTime);
 }
 
 /**
diff --git a/health/storage/aidl/Android.bp b/health/storage/aidl/Android.bp
new file mode 100644
index 0000000..c39a46d
--- /dev/null
+++ b/health/storage/aidl/Android.bp
@@ -0,0 +1,33 @@
+// Copyright (C) 2021 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.
+
+aidl_interface {
+    name: "android.hardware.health.storage",
+    vendor_available: true,
+    srcs: ["android/hardware/health/storage/*.aidl"],
+    stability: "vintf",
+    backend: {
+        cpp: {
+            enabled: false,
+        },
+        java: {
+            enabled: false,
+        },
+        ndk: {
+            vndk: {
+                enabled: true,
+            },
+        },
+    },
+}
diff --git a/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/IGarbageCollectCallback.aidl b/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/IGarbageCollectCallback.aidl
new file mode 100644
index 0000000..0f382d7
--- /dev/null
+++ b/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/IGarbageCollectCallback.aidl
@@ -0,0 +1,23 @@
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.health.storage;
+@VintfStability
+interface IGarbageCollectCallback {
+  oneway void onFinish(in android.hardware.health.storage.Result result);
+}
diff --git a/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/IStorage.aidl b/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/IStorage.aidl
new file mode 100644
index 0000000..61f838a
--- /dev/null
+++ b/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/IStorage.aidl
@@ -0,0 +1,23 @@
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.health.storage;
+@VintfStability
+interface IStorage {
+  oneway void garbageCollect(in long timeoutSeconds, in android.hardware.health.storage.IGarbageCollectCallback callback);
+}
diff --git a/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/Result.aidl b/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/Result.aidl
new file mode 100644
index 0000000..a345808
--- /dev/null
+++ b/health/storage/aidl/aidl_api/android.hardware.health.storage/current/android/hardware/health/storage/Result.aidl
@@ -0,0 +1,25 @@
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.health.storage;
+@Backing(type="int") @VintfStability
+enum Result {
+  SUCCESS = 0,
+  IO_ERROR = 1,
+  UNKNOWN_ERROR = 2,
+}
diff --git a/health/storage/aidl/android/hardware/health/storage/IGarbageCollectCallback.aidl b/health/storage/aidl/android/hardware/health/storage/IGarbageCollectCallback.aidl
new file mode 100644
index 0000000..ccd1b44
--- /dev/null
+++ b/health/storage/aidl/android/hardware/health/storage/IGarbageCollectCallback.aidl
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2021 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.health.storage;
+
+import android.hardware.health.storage.Result;
+
+/**
+ * Callback interface to IStorage.garbageCollect.
+ */
+@VintfStability
+interface IGarbageCollectCallback {
+    /**
+     * When garbage collection has finished, the implementation must
+     * invoke this function to indicate the result of the garbage collection.
+     *
+     * @param out result Execution result. See documentation for Result for
+     *     details.
+     */
+    oneway void onFinish(in Result result);
+}
diff --git a/health/storage/aidl/android/hardware/health/storage/IStorage.aidl b/health/storage/aidl/android/hardware/health/storage/IStorage.aidl
new file mode 100644
index 0000000..78992a2
--- /dev/null
+++ b/health/storage/aidl/android/hardware/health/storage/IStorage.aidl
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2021 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.health.storage;
+
+import android.hardware.health.storage.IGarbageCollectCallback;
+
+/**
+ * IStorage is an interface that provides operations on underlying storage
+ * devices, including flash memory.
+ */
+@VintfStability
+interface IStorage {
+    /**
+     * Start garbage collection on the driver of storage devices.
+     *
+     * Garbage collection must be started at regular intervals when it is a good
+     * time for a longer-running cleanup tasks, roughly daily.
+     *
+     * When garbage collection finishes or encounters an error before the
+     * specified timeout, the implementation must call IGarbageCollect.finish
+     * immediately with appropriate result.
+     *
+     * If garbage collection does not finish within the specified timeout,
+     * the implementation must stop garbage collection, and must not call
+     * IGarbageCollect.finish.
+     *
+     * @param timeoutSeconds timeout in seconds. The implementation must
+     *     return after the timeout is reached.
+     *
+     * @param callback callback interface. Callback must be null if the client
+     *     does not need to receive any callbacks.
+     *
+     */
+    oneway void garbageCollect(in long timeoutSeconds, in IGarbageCollectCallback callback);
+}
diff --git a/health/storage/aidl/android/hardware/health/storage/Result.aidl b/health/storage/aidl/android/hardware/health/storage/Result.aidl
new file mode 100644
index 0000000..73bb779
--- /dev/null
+++ b/health/storage/aidl/android/hardware/health/storage/Result.aidl
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2021 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.health.storage;
+
+/**
+ * Status values for HAL methods.
+ */
+@VintfStability
+@Backing(type="int")
+enum Result {
+    /**
+     * Execution of the method is successful.
+     */
+    SUCCESS = 0,
+    /**
+     * An IO error is encountered when the HAL communicates with the device.
+     */
+    IO_ERROR,
+    /**
+     * An unknown error is encountered.
+     */
+    UNKNOWN_ERROR,
+}
diff --git a/health/storage/aidl/default/Android.bp b/health/storage/aidl/default/Android.bp
new file mode 100644
index 0000000..68a8ee2
--- /dev/null
+++ b/health/storage/aidl/default/Android.bp
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+cc_defaults {
+    name: "libhealth_storage_impl_defaults",
+    vendor: true,
+    shared_libs: [
+        "libbase",
+        "libbinder_ndk",
+        "android.hardware.health.storage-unstable-ndk_platform",
+    ],
+    static_libs: [
+        "libfstab",
+        "libhealth_storage_impl_common",
+    ],
+}
+
+cc_library_static {
+    name: "libhealth_storage_default_impl",
+    defaults: ["libhealth_storage_impl_defaults"],
+    srcs: [
+        "Storage.cpp",
+    ],
+    visibility: [
+        ":__subpackages__",
+        "//hardware/interfaces/tests/extension/health/storage:__subpackages__",
+    ],
+}
+
+cc_binary {
+    name: "android.hardware.health.storage-service.default",
+    defaults: ["libhealth_storage_impl_defaults"],
+    relative_install_path: "hw",
+    init_rc: ["health-storage-default.rc"],
+    vintf_fragments: ["health-storage-default.xml"],
+    srcs: ["main.cpp"],
+    static_libs: [
+        "libhealth_storage_default_impl",
+    ],
+}
diff --git a/health/storage/aidl/default/Storage.cpp b/health/storage/aidl/default/Storage.cpp
new file mode 100644
index 0000000..faa4ff6
--- /dev/null
+++ b/health/storage/aidl/default/Storage.cpp
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2021 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 "Storage.h"
+
+#include <sstream>
+
+#include <android-base/logging.h>
+#include <health-storage-impl/common.h>
+
+using ::android::hardware::health::storage::DebugDump;
+using ::android::hardware::health::storage::GarbageCollect;
+
+using HResult = android::hardware::health::storage::V1_0::Result;
+using AResult = aidl::android::hardware::health::storage::Result;
+// Ensure static_cast<AResult>(any HResult) works
+static_assert(static_cast<AResult>(HResult::SUCCESS) == AResult::SUCCESS);
+static_assert(static_cast<AResult>(HResult::IO_ERROR) == AResult::IO_ERROR);
+static_assert(static_cast<AResult>(HResult::UNKNOWN_ERROR) == AResult::UNKNOWN_ERROR);
+
+namespace aidl::android::hardware::health::storage {
+
+ndk::ScopedAStatus Storage::garbageCollect(
+        int64_t timeout_seconds, const std::shared_ptr<IGarbageCollectCallback>& callback) {
+    AResult result = static_cast<AResult>(GarbageCollect(static_cast<uint64_t>(timeout_seconds)));
+    if (callback != nullptr) {
+        auto status = callback->onFinish(result);
+        if (!status.isOk()) {
+            LOG(WARNING) << "Cannot return result " << toString(result)
+                         << " to callback: " << status.getDescription();
+        }
+    }
+    return ndk::ScopedAStatus::ok();
+}
+
+binder_status_t Storage::dump(int fd, const char**, uint32_t) {
+    DebugDump(fd);
+    return STATUS_OK;
+}
+
+}  // namespace aidl::android::hardware::health::storage
diff --git a/health/storage/aidl/default/Storage.h b/health/storage/aidl/default/Storage.h
new file mode 100644
index 0000000..049991b
--- /dev/null
+++ b/health/storage/aidl/default/Storage.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/health/storage/BnStorage.h>
+
+namespace aidl::android::hardware::health::storage {
+
+class Storage : public BnStorage {
+    ndk::ScopedAStatus garbageCollect(
+            int64_t timeout_seconds,
+            const std::shared_ptr<IGarbageCollectCallback>& callback) override;
+    binder_status_t dump(int fd, const char** args, uint32_t num_args) override;
+};
+
+}  // namespace aidl::android::hardware::health::storage
diff --git a/health/storage/aidl/default/health-storage-default.rc b/health/storage/aidl/default/health-storage-default.rc
new file mode 100644
index 0000000..fc1cc8b
--- /dev/null
+++ b/health/storage/aidl/default/health-storage-default.rc
@@ -0,0 +1,7 @@
+service vendor.health-storage-default /vendor/bin/hw/android.hardware.health.storage-service.default
+    interface aidl android.hardware.health.storage.IStorage/default
+    oneshot
+    disabled
+    class hal
+    user system
+    group system
diff --git a/health/storage/aidl/default/health-storage-default.xml b/health/storage/aidl/default/health-storage-default.xml
new file mode 100644
index 0000000..14d4901
--- /dev/null
+++ b/health/storage/aidl/default/health-storage-default.xml
@@ -0,0 +1,7 @@
+<manifest version="1.0" type="device">
+    <hal format="aidl">
+        <name>android.hardware.health.storage</name>
+        <version>1</version>
+        <fqname>IStorage/default</fqname>
+    </hal>
+</manifest>
diff --git a/health/storage/aidl/default/main.cpp b/health/storage/aidl/default/main.cpp
new file mode 100644
index 0000000..186b64c
--- /dev/null
+++ b/health/storage/aidl/default/main.cpp
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2021 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 <android-base/logging.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+
+#include "Storage.h"
+
+using aidl::android::hardware::health::storage::Storage;
+using std::string_literals::operator""s;
+
+int main() {
+    ABinderProcess_setThreadPoolMaxThreadCount(0);
+
+    // make a default storage service
+    auto storage = ndk::SharedRefBase::make<Storage>();
+    const std::string name = Storage::descriptor + "/default"s;
+    CHECK_EQ(STATUS_OK,
+             AServiceManager_registerLazyService(storage->asBinder().get(), name.c_str()));
+
+    ABinderProcess_joinThreadPool();
+    return EXIT_FAILURE;  // should not reach
+}
diff --git a/health/storage/aidl/vts/functional/Android.bp b/health/storage/aidl/vts/functional/Android.bp
new file mode 100644
index 0000000..86b72a7
--- /dev/null
+++ b/health/storage/aidl/vts/functional/Android.bp
@@ -0,0 +1,37 @@
+// Copyright (C) 2021 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.
+
+cc_test {
+    name: "VtsHalHealthStorageTargetTest",
+    defaults: [
+        "VtsHalTargetTestDefaults",
+        "use_libaidlvintf_gtest_helper_static",
+    ],
+    srcs: [
+        "VtsHalHealthStorageTargetTest.cpp",
+    ],
+    shared_libs: [
+        "libbinder_ndk",
+    ],
+    static_libs: [
+        "android.hardware.health.storage-ndk_platform",
+    ],
+    header_libs: [
+        "libhealth_storage_test_common_headers",
+    ],
+    test_suites: [
+        "vts",
+    ],
+    test_config: "VtsHalHealthStorageTargetTest.xml",
+}
diff --git a/health/storage/aidl/vts/functional/VtsHalHealthStorageTargetTest.cpp b/health/storage/aidl/vts/functional/VtsHalHealthStorageTargetTest.cpp
new file mode 100644
index 0000000..3b6b6b4
--- /dev/null
+++ b/health/storage/aidl/vts/functional/VtsHalHealthStorageTargetTest.cpp
@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2021 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 <unistd.h>
+
+#include <chrono>
+#include <set>
+#include <string>
+#include <thread>
+
+#include <aidl/Gtest.h>
+#include <aidl/Vintf.h>
+#include <aidl/android/hardware/health/storage/BnGarbageCollectCallback.h>
+#include <aidl/android/hardware/health/storage/IStorage.h>
+#include <android-base/logging.h>
+#include <android/binder_ibinder.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+#include <gtest/gtest.h>
+#include <health-storage-test/common.h>
+
+namespace aidl::android::hardware::health::storage {
+
+using namespace ::android::hardware::health::storage::test;
+using std::chrono_literals::operator""ms;
+
+#define ASSERT_OK(ret) ASSERT_TRUE(ret.isOk()) << ret.getDescription()
+#define EXPECT_OK(ret) EXPECT_TRUE(ret.isOk()) << ret.getDescription()
+
+class GcCallback : public BnGarbageCollectCallback, public Flag {
+  public:
+    ndk::ScopedAStatus onFinish(Result result) override {
+        std::unique_lock<std::mutex> lock(mutex_);
+        result_ = result;
+        OnFinishLocked(&lock);
+        return ndk::ScopedAStatus::ok();
+    }
+
+    /**
+     * Wait for a specific "timeout". If GC has finished, test that the result
+     * is equal to the "expected" value.
+     */
+    template <typename R, typename P>
+    void WaitForResult(std::chrono::duration<R, P> timeout, Result expected) {
+        std::unique_lock<std::mutex> lock(mutex_);
+        ASSERT_TRUE(WaitLocked(&lock, timeout)) << "timeout after " << to_string(timeout);
+        EXPECT_EQ(expected, result_);
+    }
+
+  private:
+    Result result_{Result::UNKNOWN_ERROR};
+};
+
+class HealthStorageAidl : public testing::TestWithParam<std::string> {
+  public:
+    virtual void SetUp() override {
+        std::string name = GetParam();
+        ASSERT_TRUE(AServiceManager_isDeclared(name.c_str())) << name;
+        ndk::SpAIBinder binder(AServiceManager_waitForService(name.c_str()));
+        ASSERT_NE(binder, nullptr);
+        storage_ = IStorage::fromBinder(binder);
+        ASSERT_NE(storage_, nullptr);
+    }
+
+    virtual void TearDown() override {
+        EXPECT_TRUE(ping(kRpcTime))
+                << "Service is not responsive; expect subsequent tests to fail.";
+    }
+
+    /**
+     * Ping the service and expect it to return after "timeout". Return true
+     * iff the service is responsive within "timeout".
+     */
+    template <typename R, typename P>
+    bool ping(std::chrono::duration<R, P> timeout) {
+        // Ensure the service is responsive after the test.
+        std::shared_ptr<IStorage> service = storage_;
+        auto ping_flag = std::make_shared<Flag>();
+        std::thread([service, ping_flag] {
+            EXPECT_EQ(STATUS_OK, AIBinder_ping(service->asBinder().get()));
+            ping_flag->OnFinish();
+        }).detach();
+        return ping_flag->Wait(timeout);
+    }
+
+    std::shared_ptr<IStorage> storage_;
+};
+
+/**
+ * Ensure garbage collection works on null callback.
+ */
+TEST_P(HealthStorageAidl, GcNullCallback) {
+    ASSERT_OK(storage_->garbageCollect(kDevGcTimeoutSec, nullptr));
+
+    // Hold test process because HAL can be single-threaded and doing GC.
+    ASSERT_TRUE(ping(kDevGcTimeout + kDevGcTolerance + kRpcTime))
+            << "Service must be available after "
+            << to_string(kDevGcTimeout + kDevGcTolerance + kRpcTime);
+}
+
+/**
+ * Ensure garbage collection works on non-null callback.
+ */
+TEST_P(HealthStorageAidl, GcNonNullCallback) {
+    std::shared_ptr<GcCallback> cb = ndk::SharedRefBase::make<GcCallback>();
+    ASSERT_OK(storage_->garbageCollect(kDevGcTimeoutSec, cb));
+    cb->WaitForResult(kDevGcTimeout + kDevGcTolerance + kRpcTime, Result::SUCCESS);
+}
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(HealthStorageAidl);
+INSTANTIATE_TEST_SUITE_P(
+        HealthStorage, HealthStorageAidl,
+        testing::ValuesIn(::android::getAidlHalInstanceNames(IStorage::descriptor)),
+        ::android::PrintInstanceNameToString);
+
+}  // namespace aidl::android::hardware::health::storage
+
+int main(int argc, char** argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    ABinderProcess_setThreadPoolMaxThreadCount(1);
+    ABinderProcess_startThreadPool();
+    return RUN_ALL_TESTS();
+}
diff --git a/health/storage/aidl/vts/functional/VtsHalHealthStorageTargetTest.xml b/health/storage/aidl/vts/functional/VtsHalHealthStorageTargetTest.xml
new file mode 100644
index 0000000..f8a1c87
--- /dev/null
+++ b/health/storage/aidl/vts/functional/VtsHalHealthStorageTargetTest.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 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 VtsHalHealthStorageTargetTest.">
+    <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="VtsHalHealthStorageTargetTest->/data/local/tmp/VtsHalHealthStorageTargetTest" />
+    </target_preparer>
+
+    <test class="com.android.tradefed.testtype.GTest" >
+        <option name="native-test-device-path" value="/data/local/tmp" />
+        <option name="module-name" value="VtsHalHealthStorageTargetTest" />
+        <option name="native-test-timeout" value="3m" />
+    </test>
+</configuration>
diff --git a/health/storage/impl_common/Android.bp b/health/storage/impl_common/Android.bp
new file mode 100644
index 0000000..e1149c0
--- /dev/null
+++ b/health/storage/impl_common/Android.bp
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+// Common implementation between HIDL and AIDL HAL.
+cc_library_static {
+    name: "libhealth_storage_impl_common",
+    vendor: true,
+    srcs: [
+        "impl_common.cpp",
+    ],
+    export_include_dirs: [
+        "include",
+    ],
+
+    cflags: [
+        "-Wall",
+        "-Werror",
+    ],
+
+    shared_libs: [
+        "libbase",
+        "libhidlbase",
+        "liblog",
+        "android.hardware.health.storage@1.0",
+    ],
+
+    static_libs: [
+        "libfstab",
+    ],
+
+    export_shared_lib_headers: [
+        "android.hardware.health.storage@1.0",
+    ],
+}
diff --git a/health/storage/impl_common/impl_common.cpp b/health/storage/impl_common/impl_common.cpp
new file mode 100644
index 0000000..6e753d4
--- /dev/null
+++ b/health/storage/impl_common/impl_common.cpp
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2021 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 <health-storage-impl/common.h>
+
+#include <android-base/chrono_utils.h>
+#include <android-base/file.h>
+#include <android-base/logging.h>
+#include <android-base/strings.h>
+#include <fstab/fstab.h>
+
+using ::android::base::ReadFileToString;
+using ::android::base::Timer;
+using ::android::base::Trim;
+using ::android::base::WriteStringToFd;
+using ::android::base::WriteStringToFile;
+using ::android::fs_mgr::Fstab;
+using ::android::fs_mgr::ReadDefaultFstab;
+using ::android::hardware::health::storage::V1_0::Result;
+
+namespace android::hardware::health::storage {
+
+static std::string GetGarbageCollectPath() {
+    Fstab fstab;
+    ReadDefaultFstab(&fstab);
+
+    for (const auto& entry : fstab) {
+        if (!entry.sysfs_path.empty()) {
+            return entry.sysfs_path + "/manual_gc";
+        }
+    }
+
+    return "";
+}
+
+Result GarbageCollect(uint64_t timeout_seconds) {
+    std::string path = GetGarbageCollectPath();
+
+    if (path.empty()) {
+        LOG(WARNING) << "Cannot find Dev GC path";
+        return Result::UNKNOWN_ERROR;
+    }
+
+    Result result = Result::SUCCESS;
+    Timer timer;
+    LOG(INFO) << "Start Dev GC on " << path;
+    while (1) {
+        std::string require;
+        if (!ReadFileToString(path, &require)) {
+            PLOG(WARNING) << "Reading manual_gc failed in " << path;
+            result = Result::IO_ERROR;
+            break;
+        }
+        require = Trim(require);
+        if (require == "" || require == "off" || require == "disabled") {
+            LOG(DEBUG) << "No more to do Dev GC";
+            break;
+        }
+        LOG(DEBUG) << "Trigger Dev GC on " << path;
+        if (!WriteStringToFile("1", path)) {
+            PLOG(WARNING) << "Start Dev GC failed on " << path;
+            result = Result::IO_ERROR;
+            break;
+        }
+        if (timer.duration() >= std::chrono::seconds(timeout_seconds)) {
+            LOG(WARNING) << "Dev GC timeout";
+            // Timeout is not treated as an error. Try next time.
+            break;
+        }
+        sleep(2);
+    }
+    LOG(INFO) << "Stop Dev GC on " << path;
+    if (!WriteStringToFile("0", path)) {
+        PLOG(WARNING) << "Stop Dev GC failed on " << path;
+        result = Result::IO_ERROR;
+    }
+
+    return result;
+}
+
+void DebugDump(int fd) {
+    std::stringstream output;
+
+    std::string path = GetGarbageCollectPath();
+    if (path.empty()) {
+        output << "Cannot find Dev GC path";
+    } else {
+        std::string require;
+
+        if (ReadFileToString(path, &require)) {
+            output << path << ":" << require << std::endl;
+        }
+
+        if (WriteStringToFile("0", path)) {
+            output << "stop success" << std::endl;
+        }
+    }
+
+    if (!WriteStringToFd(output.str(), fd)) {
+        PLOG(WARNING) << "debug: cannot write to fd";
+    }
+
+    fsync(fd);
+}
+
+}  // namespace android::hardware::health::storage
diff --git a/health/storage/impl_common/include/health-storage-impl/common.h b/health/storage/impl_common/include/health-storage-impl/common.h
new file mode 100644
index 0000000..c84a6a9
--- /dev/null
+++ b/health/storage/impl_common/include/health-storage-impl/common.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+#pragma once
+
+#include <android/hardware/health/storage/1.0/types.h>
+#include <string>
+
+namespace android::hardware::health::storage {
+
+// Run debug on fd
+void DebugDump(int fd);
+
+// Run garbage collection on GetGarbageCollectPath(). Blocks until garbage
+// collect finishes or |timeout_seconds| has reached.
+V1_0::Result GarbageCollect(uint64_t timeout_seconds);
+
+}  // namespace android::hardware::health::storage
diff --git a/health/storage/test_common/Android.bp b/health/storage/test_common/Android.bp
new file mode 100644
index 0000000..7c6bef4
--- /dev/null
+++ b/health/storage/test_common/Android.bp
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+cc_library_headers {
+    name: "libhealth_storage_test_common_headers",
+    export_include_dirs: ["include"],
+}
diff --git a/health/storage/test_common/include/health-storage-test/common.h b/health/storage/test_common/include/health-storage-test/common.h
new file mode 100644
index 0000000..dfda830
--- /dev/null
+++ b/health/storage/test_common/include/health-storage-test/common.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+#pragma once
+
+#include <chrono>
+#include <string>
+
+namespace android::hardware::health::storage::test {
+
+// Dev GC timeout. This is the timeout used by vold.
+const uint64_t kDevGcTimeoutSec = 120;
+const std::chrono::seconds kDevGcTimeout{kDevGcTimeoutSec};
+// Dev GC timeout tolerance. The HAL may not immediately return after the
+// timeout, so include an acceptable tolerance.
+const std::chrono::seconds kDevGcTolerance{3};
+// Time accounted for RPC calls.
+const std::chrono::milliseconds kRpcTime{1000};
+
+template <typename R>
+std::string to_string(std::chrono::duration<R, std::milli> time) {
+    return std::to_string(time.count()) + "ms";
+}
+
+/** An atomic boolean flag that indicates whether a task has finished. */
+class Flag {
+  public:
+    void OnFinish() {
+        std::unique_lock<std::mutex> lock(mutex_);
+        OnFinishLocked(&lock);
+    }
+    template <typename R, typename P>
+    bool Wait(std::chrono::duration<R, P> duration) {
+        std::unique_lock<std::mutex> lock(mutex_);
+        return WaitLocked(&lock, duration);
+    }
+
+  protected:
+    /** Will unlock. */
+    void OnFinishLocked(std::unique_lock<std::mutex>* lock) {
+        finished_ = true;
+        lock->unlock();
+        cv_.notify_all();
+    }
+    template <typename R, typename P>
+    bool WaitLocked(std::unique_lock<std::mutex>* lock, std::chrono::duration<R, P> duration) {
+        cv_.wait_for(*lock, duration, [this] { return finished_; });
+        return finished_;
+    }
+
+    bool finished_{false};
+    std::mutex mutex_;
+    std::condition_variable cv_;
+};
+
+}  // namespace android::hardware::health::storage::test
diff --git a/tv/tuner/1.0/vts/functional/DvrTests.cpp b/tv/tuner/1.0/vts/functional/DvrTests.cpp
index 0dfc032..ba21189 100644
--- a/tv/tuner/1.0/vts/functional/DvrTests.cpp
+++ b/tv/tuner/1.0/vts/functional/DvrTests.cpp
@@ -55,6 +55,7 @@
     uint8_t* buffer;
     ALOGW("[vts] playback thread loop start %s", mInputDataFile.c_str());
     if (fd < 0) {
+        EXPECT_TRUE(fd >= 0) << "Failed to open: " + mInputDataFile;
         mPlaybackThreadRunning = false;
         ALOGW("[vts] Error %s", strerror(errno));
     }
@@ -178,7 +179,7 @@
             // Our current implementation filter the data and write it into the filter FMQ
             // immediately after the DATA_READY from the VTS/framework
             if (!readRecordFMQ()) {
-                ALOGD("[vts] record data failed to be filtered. Ending thread");
+                ALOGW("[vts] record data failed to be filtered. Ending thread");
                 mRecordThreadRunning = false;
                 break;
             }
diff --git a/tv/tuner/1.0/vts/functional/FilterTests.cpp b/tv/tuner/1.0/vts/functional/FilterTests.cpp
index 0ecdf73..a354c78 100644
--- a/tv/tuner/1.0/vts/functional/FilterTests.cpp
+++ b/tv/tuner/1.0/vts/functional/FilterTests.cpp
@@ -70,6 +70,10 @@
 }
 
 bool FilterCallback::readFilterEventData() {
+    if (mFilterMQ == NULL) {
+        ALOGW("[vts] FMQ is not configured and does not need to be tested.");
+        return true;
+    }
     bool result = false;
     DemuxFilterEvent filterEvent = mFilterEvent;
     ALOGW("[vts] reading from filter FMQ or buffer %d", mFilterId);
@@ -218,7 +222,11 @@
     return AssertionResult(status == Result::SUCCESS);
 }
 
-AssertionResult FilterTests::getFilterMQDescriptor(uint32_t filterId) {
+AssertionResult FilterTests::getFilterMQDescriptor(uint32_t filterId, bool getMqDesc) {
+    if (!getMqDesc) {
+        ALOGE("[vts] Filter does not need FMQ.");
+        return success();
+    }
     Result status;
     EXPECT_TRUE(mFilters[filterId]) << "Test with getNewlyOpenedFilterId first.";
     EXPECT_TRUE(mFilterCallbacks[filterId]) << "Test with getNewlyOpenedFilterId first.";
@@ -279,16 +287,14 @@
 AssertionResult FilterTests::closeFilter(uint32_t filterId) {
     EXPECT_TRUE(mFilters[filterId]) << "Test with getNewlyOpenedFilterId first.";
     Result status = mFilters[filterId]->close();
-    if (status == Result::SUCCESS) {
-        for (int i = 0; i < mUsedFilterIds.size(); i++) {
-            if (mUsedFilterIds[i] == filterId) {
-                mUsedFilterIds.erase(mUsedFilterIds.begin() + i);
-                break;
-            }
+    for (int i = 0; i < mUsedFilterIds.size(); i++) {
+        if (mUsedFilterIds[i] == filterId) {
+            mUsedFilterIds.erase(mUsedFilterIds.begin() + i);
+            break;
         }
-        mFilterCallbacks.erase(filterId);
-        mFilters.erase(filterId);
     }
+    mFilterCallbacks.erase(filterId);
+    mFilters.erase(filterId);
     return AssertionResult(status == Result::SUCCESS);
 }
 
diff --git a/tv/tuner/1.0/vts/functional/FilterTests.h b/tv/tuner/1.0/vts/functional/FilterTests.h
index a76a6b9..75c59b3 100644
--- a/tv/tuner/1.0/vts/functional/FilterTests.h
+++ b/tv/tuner/1.0/vts/functional/FilterTests.h
@@ -157,7 +157,7 @@
     AssertionResult getTimeStamp();
     AssertionResult getNewlyOpenedFilterId(uint32_t& filterId);
     AssertionResult configFilter(DemuxFilterSettings setting, uint32_t filterId);
-    AssertionResult getFilterMQDescriptor(uint32_t filterId);
+    AssertionResult getFilterMQDescriptor(uint32_t filterId, bool getMqDesc);
     AssertionResult setFilterDataSource(uint32_t sourceFilterId, uint32_t sinkFilterId);
     AssertionResult setFilterDataSourceToDemux(uint32_t filterId);
     AssertionResult startFilter(uint32_t filterId);
diff --git a/tv/tuner/1.0/vts/functional/VtsHalTvTunerV1_0TargetTest.cpp b/tv/tuner/1.0/vts/functional/VtsHalTvTunerV1_0TargetTest.cpp
index 2be68b8..22ba271 100644
--- a/tv/tuner/1.0/vts/functional/VtsHalTvTunerV1_0TargetTest.cpp
+++ b/tv/tuner/1.0/vts/functional/VtsHalTvTunerV1_0TargetTest.cpp
@@ -48,7 +48,7 @@
     ASSERT_TRUE(mFilterTests.openFilterInDemux(filterConf.type, filterConf.bufferSize));
     ASSERT_TRUE(mFilterTests.getNewlyOpenedFilterId(filterId));
     ASSERT_TRUE(mFilterTests.configFilter(filterConf.settings, filterId));
-    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId));
+    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId, filterConf.getMqDesc));
     ASSERT_TRUE(mFilterTests.startFilter(filterId));
     ASSERT_TRUE(mFilterTests.stopFilter(filterId));
     ASSERT_TRUE(mFilterTests.closeFilter(filterId));
@@ -75,6 +75,9 @@
 
 void TunerBroadcastHidlTest::broadcastSingleFilterTest(FilterConfig filterConf,
                                                        FrontendConfig frontendConf) {
+    if (!frontendConf.enable) {
+        return;
+    }
     uint32_t feId;
     uint32_t demuxId;
     sp<IDemux> demux;
@@ -99,7 +102,7 @@
     ASSERT_TRUE(mFilterTests.openFilterInDemux(filterConf.type, filterConf.bufferSize));
     ASSERT_TRUE(mFilterTests.getNewlyOpenedFilterId(filterId));
     ASSERT_TRUE(mFilterTests.configFilter(filterConf.settings, filterId));
-    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId));
+    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId, filterConf.getMqDesc));
     ASSERT_TRUE(mFilterTests.startFilter(filterId));
     // tune test
     ASSERT_TRUE(mFrontendTests.tuneFrontend(frontendConf, true /*testWithDemux*/));
@@ -145,7 +148,7 @@
     ASSERT_TRUE(mFilterTests.openFilterInDemux(filterConf.type, filterConf.bufferSize));
     ASSERT_TRUE(mFilterTests.getNewlyOpenedFilterId(filterId));
     ASSERT_TRUE(mFilterTests.configFilter(filterConf.settings, filterId));
-    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId));
+    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId, filterConf.getMqDesc));
     mDvrTests.startPlaybackInputThread(dvrConf.playbackInputFile, dvrConf.settings.playback());
     ASSERT_TRUE(mDvrTests.startDvrPlayback());
     ASSERT_TRUE(mFilterTests.startFilter(filterId));
@@ -160,6 +163,9 @@
 
 void TunerRecordHidlTest::recordSingleFilterTest(FilterConfig filterConf,
                                                  FrontendConfig frontendConf, DvrConfig dvrConf) {
+    if (!frontendConf.enable) {
+        return;
+    }
     uint32_t feId;
     uint32_t demuxId;
     sp<IDemux> demux;
@@ -184,7 +190,7 @@
     ASSERT_TRUE(mFilterTests.openFilterInDemux(filterConf.type, filterConf.bufferSize));
     ASSERT_TRUE(mFilterTests.getNewlyOpenedFilterId(filterId));
     ASSERT_TRUE(mFilterTests.configFilter(filterConf.settings, filterId));
-    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId));
+    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId, filterConf.getMqDesc));
     filter = mFilterTests.getFilterById(filterId);
     ASSERT_TRUE(filter != nullptr);
     mDvrTests.startRecordOutputThread(dvrConf.settings.record());
@@ -247,7 +253,7 @@
     ASSERT_TRUE(mFilterTests.openFilterInDemux(filterConf.type, filterConf.bufferSize));
     ASSERT_TRUE(mFilterTests.getNewlyOpenedFilterId(filterId));
     ASSERT_TRUE(mFilterTests.configFilter(filterConf.settings, filterId));
-    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId));
+    ASSERT_TRUE(mFilterTests.getFilterMQDescriptor(filterId, filterConf.getMqDesc));
     filter = mFilterTests.getFilterById(filterId);
     ASSERT_TRUE(filter != nullptr);
     ASSERT_TRUE(mDvrTests.attachFilterToDvr(filter));
@@ -265,6 +271,9 @@
 void TunerDescramblerHidlTest::scrambledBroadcastTest(set<struct FilterConfig> mediaFilterConfs,
                                                       FrontendConfig frontendConf,
                                                       DescramblerConfig descConfig) {
+    if (!frontendConf.enable) {
+        return;
+    }
     uint32_t feId;
     uint32_t demuxId;
     sp<IDemux> demux;
@@ -328,17 +337,17 @@
 
 TEST_P(TunerFrontendHidlTest, TuneFrontend) {
     description("Tune one Frontend with specific setting and check Lock event");
-    mFrontendTests.tuneTest(frontendArray[DVBT]);
+    mFrontendTests.tuneTest(frontendArray[defaultFrontend]);
 }
 
 TEST_P(TunerFrontendHidlTest, AutoScanFrontend) {
     description("Run an auto frontend scan with specific setting and check lock scanMessage");
-    mFrontendTests.scanTest(frontendScanArray[SCAN_DVBT], FrontendScanType::SCAN_AUTO);
+    mFrontendTests.scanTest(frontendScanArray[defaultScanFrontend], FrontendScanType::SCAN_AUTO);
 }
 
 TEST_P(TunerFrontendHidlTest, BlindScanFrontend) {
     description("Run an blind frontend scan with specific setting and check lock scanMessage");
-    mFrontendTests.scanTest(frontendScanArray[SCAN_DVBT], FrontendScanType::SCAN_BLIND);
+    mFrontendTests.scanTest(frontendScanArray[defaultScanFrontend], FrontendScanType::SCAN_BLIND);
 }
 
 TEST_P(TunerLnbHidlTest, OpenLnbByName) {
@@ -374,7 +383,7 @@
     uint32_t feId;
     uint32_t demuxId;
     sp<IDemux> demux;
-    mFrontendTests.getFrontendIdByType(frontendArray[DVBT].type, feId);
+    mFrontendTests.getFrontendIdByType(frontendArray[defaultFrontend].type, feId);
     ASSERT_TRUE(feId != INVALID_ID);
     ASSERT_TRUE(mFrontendTests.openFrontendById(feId));
     ASSERT_TRUE(mFrontendTests.setFrontendCallback());
@@ -394,7 +403,7 @@
     uint32_t avSyncHwId;
     sp<IFilter> mediaFilter;
 
-    mFrontendTests.getFrontendIdByType(frontendArray[DVBT].type, feId);
+    mFrontendTests.getFrontendIdByType(frontendArray[defaultFrontend].type, feId);
     ASSERT_TRUE(feId != INVALID_ID);
     ASSERT_TRUE(mFrontendTests.openFrontendById(feId));
     ASSERT_TRUE(mFrontendTests.setFrontendCallback());
@@ -422,7 +431,7 @@
 TEST_P(TunerFilterHidlTest, StartFilterInDemux) {
     description("Open and start a filter in Demux.");
     // TODO use paramterized tests
-    configSingleFilterInDemuxTest(filterArray[TS_VIDEO0], frontendArray[DVBT]);
+    configSingleFilterInDemuxTest(filterArray[TS_VIDEO0], frontendArray[defaultFrontend]);
 }
 
 TEST_P(TunerFilterHidlTest, SetFilterLinkage) {
@@ -463,22 +472,22 @@
 
 TEST_P(TunerBroadcastHidlTest, BroadcastDataFlowVideoFilterTest) {
     description("Test Video Filter functionality in Broadcast use case.");
-    broadcastSingleFilterTest(filterArray[TS_VIDEO1], frontendArray[DVBT]);
+    broadcastSingleFilterTest(filterArray[TS_VIDEO1], frontendArray[defaultFrontend]);
 }
 
 TEST_P(TunerBroadcastHidlTest, BroadcastDataFlowAudioFilterTest) {
     description("Test Audio Filter functionality in Broadcast use case.");
-    broadcastSingleFilterTest(filterArray[TS_AUDIO0], frontendArray[DVBT]);
+    broadcastSingleFilterTest(filterArray[TS_AUDIO0], frontendArray[defaultFrontend]);
 }
 
 TEST_P(TunerBroadcastHidlTest, BroadcastDataFlowSectionFilterTest) {
     description("Test Section Filter functionality in Broadcast use case.");
-    broadcastSingleFilterTest(filterArray[TS_SECTION0], frontendArray[DVBT]);
+    broadcastSingleFilterTest(filterArray[TS_SECTION0], frontendArray[defaultFrontend]);
 }
 
 TEST_P(TunerBroadcastHidlTest, IonBufferTest) {
     description("Test the av filter data bufferring.");
-    broadcastSingleFilterTest(filterArray[TS_VIDEO0], frontendArray[DVBT]);
+    broadcastSingleFilterTest(filterArray[TS_VIDEO0], frontendArray[defaultFrontend]);
 }
 
 TEST_P(TunerBroadcastHidlTest, LnbBroadcastDataFlowVideoFilterTest) {
@@ -494,13 +503,14 @@
 TEST_P(TunerRecordHidlTest, AttachFiltersToRecordTest) {
     description("Attach a single filter to the record dvr test.");
     // TODO use paramterized tests
-    attachSingleFilterToRecordDvrTest(filterArray[TS_RECORD0], frontendArray[DVBT],
+    attachSingleFilterToRecordDvrTest(filterArray[TS_RECORD0], frontendArray[defaultFrontend],
                                       dvrArray[DVR_RECORD0]);
 }
 
 TEST_P(TunerRecordHidlTest, RecordDataFlowWithTsRecordFilterTest) {
     description("Feed ts data from frontend to recording and test with ts record filter");
-    recordSingleFilterTest(filterArray[TS_RECORD0], frontendArray[DVBT], dvrArray[DVR_RECORD0]);
+    recordSingleFilterTest(filterArray[TS_RECORD0], frontendArray[defaultFrontend],
+                           dvrArray[DVR_RECORD0]);
 }
 
 TEST_P(TunerRecordHidlTest, LnbRecordDataFlowWithTsRecordFilterTest) {
@@ -513,7 +523,7 @@
     uint32_t feId;
     uint32_t demuxId;
     sp<IDemux> demux;
-    mFrontendTests.getFrontendIdByType(frontendArray[DVBT].type, feId);
+    mFrontendTests.getFrontendIdByType(frontendArray[defaultFrontend].type, feId);
     ASSERT_TRUE(feId != INVALID_ID);
     ASSERT_TRUE(mFrontendTests.openFrontendById(feId));
     ASSERT_TRUE(mFrontendTests.setFrontendCallback());
@@ -530,7 +540,7 @@
     set<FilterConfig> filterConfs;
     filterConfs.insert(filterArray[TS_AUDIO0]);
     filterConfs.insert(filterArray[TS_VIDEO1]);
-    scrambledBroadcastTest(filterConfs, frontendArray[DVBT], descramblerArray[DESC_0]);
+    scrambledBroadcastTest(filterConfs, frontendArray[defaultFrontend], descramblerArray[DESC_0]);
 }
 
 INSTANTIATE_TEST_SUITE_P(
diff --git a/tv/tuner/1.0/vts/functional/VtsHalTvTunerV1_0TestConfigurations.h b/tv/tuner/1.0/vts/functional/VtsHalTvTunerV1_0TestConfigurations.h
index 6c68e35..92a8130 100644
--- a/tv/tuner/1.0/vts/functional/VtsHalTvTunerV1_0TestConfigurations.h
+++ b/tv/tuner/1.0/vts/functional/VtsHalTvTunerV1_0TestConfigurations.h
@@ -55,6 +55,7 @@
 
 using namespace std;
 
+const uint32_t FMQ_SIZE_512K = 0x80000;
 const uint32_t FMQ_SIZE_1M = 0x100000;
 const uint32_t FMQ_SIZE_4M = 0x400000;
 const uint32_t FMQ_SIZE_16M = 0x1000000;
@@ -134,6 +135,7 @@
     uint32_t bufferSize;
     DemuxFilterType type;
     DemuxFilterSettings settings;
+    bool getMqDesc;
 
     bool operator<(const FilterConfig& /*c*/) const { return false; }
 };
@@ -144,6 +146,7 @@
 };
 
 struct FrontendConfig {
+    bool enable;
     bool isSoftwareFe;
     FrontendType type;
     FrontendSettings settings;
@@ -191,6 +194,8 @@
 static DvrConfig dvrArray[DVR_MAX];
 static DescramblerConfig descramblerArray[DESC_MAX];
 static vector<string> goldenOutputFiles;
+static int defaultFrontend = DVBT;
+static int defaultScanFrontend = SCAN_DVBT;
 
 /** Configuration array for the frontend tune test */
 inline void initFrontendConfig() {
@@ -216,7 +221,9 @@
     frontendArray[DVBT].tuneStatusTypes = types;
     frontendArray[DVBT].expectTuneStatuses = statuses;
     frontendArray[DVBT].isSoftwareFe = true;
+    frontendArray[DVBS].enable = true;
     frontendArray[DVBS].type = FrontendType::DVBS;
+    frontendArray[DVBS].enable = true;
     frontendArray[DVBS].isSoftwareFe = true;
 };
 
@@ -283,6 +290,7 @@
             .isRaw = false,
             .streamId = 0xbd,
     });
+    filterArray[TS_PES0].getMqDesc = true;
     // TS PCR filter setting
     filterArray[TS_PCR0].type.mainType = DemuxFilterMainType::TS;
     filterArray[TS_PCR0].type.subType.tsFilterType(DemuxTsFilterType::PCR);
@@ -303,6 +311,7 @@
     filterArray[TS_SECTION0].settings.ts().filterSettings.section({
             .isRaw = false,
     });
+    filterArray[TS_SECTION0].getMqDesc = true;
     // TS RECORD filter setting
     filterArray[TS_RECORD0].type.mainType = DemuxFilterMainType::TS;
     filterArray[TS_RECORD0].type.subType.tsFilterType(DemuxTsFilterType::RECORD);