diff --git a/memtrack/aidl/Android.bp b/memtrack/aidl/Android.bp
new file mode 100644
index 0000000..fe4d01b
--- /dev/null
+++ b/memtrack/aidl/Android.bp
@@ -0,0 +1,33 @@
+// Copyright (C) 2020 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.memtrack",
+    vendor_available: true,
+    srcs: ["android/hardware/memtrack/*.aidl"],
+    stability: "vintf",
+    backend: {
+        cpp: {
+            enabled: false,
+        },
+        java: {
+            enabled: false,
+        },
+        ndk: {
+            vndk: {
+                enabled: true,
+            },
+        },
+    },
+}
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/DeviceInfo.aidl b/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/DeviceInfo.aidl
new file mode 100644
index 0000000..00abff9
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/DeviceInfo.aidl
@@ -0,0 +1,23 @@
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL interface (or parcelable). Do not try to
+// edit this file. It looks like you are doing that because you have modified
+// an AIDL interface in a backward-incompatible way, e.g., deleting a function
+// from an interface or a field from a parcelable and it broke the build. That
+// breakage is intended.
+//
+// You must not make a backward incompatible changes to the AIDL files 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.memtrack;
+@VintfStability
+parcelable DeviceInfo {
+  int id;
+  @utf8InCpp String name;
+}
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/IMemtrack.aidl b/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/IMemtrack.aidl
new file mode 100644
index 0000000..844a1bb
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/IMemtrack.aidl
@@ -0,0 +1,23 @@
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL interface (or parcelable). Do not try to
+// edit this file. It looks like you are doing that because you have modified
+// an AIDL interface in a backward-incompatible way, e.g., deleting a function
+// from an interface or a field from a parcelable and it broke the build. That
+// breakage is intended.
+//
+// You must not make a backward incompatible changes to the AIDL files 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.memtrack;
+@VintfStability
+interface IMemtrack {
+  android.hardware.memtrack.MemtrackRecord[] getMemory(in int pid, in android.hardware.memtrack.MemtrackType type);
+  android.hardware.memtrack.DeviceInfo[] getGpuDeviceInfo();
+}
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/MemtrackRecord.aidl b/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/MemtrackRecord.aidl
new file mode 100644
index 0000000..09ecefc
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/MemtrackRecord.aidl
@@ -0,0 +1,32 @@
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL interface (or parcelable). Do not try to
+// edit this file. It looks like you are doing that because you have modified
+// an AIDL interface in a backward-incompatible way, e.g., deleting a function
+// from an interface or a field from a parcelable and it broke the build. That
+// breakage is intended.
+//
+// You must not make a backward incompatible changes to the AIDL files 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.memtrack;
+@VintfStability
+parcelable MemtrackRecord {
+  int flags;
+  long sizeInBytes;
+  const int FLAG_SMAPS_ACCOUNTED = 2;
+  const int FLAG_SMAPS_UNACCOUNTED = 4;
+  const int FLAG_SHARED = 8;
+  const int FLAG_SHARED_PSS = 16;
+  const int FLAG_PRIVATE = 32;
+  const int FLAG_SYSTEM = 64;
+  const int FLAG_DEDICATED = 128;
+  const int FLAG_NONSECURE = 256;
+  const int FLAG_SECURE = 512;
+}
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/MemtrackType.aidl b/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/MemtrackType.aidl
new file mode 100644
index 0000000..7f3f939
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/current/android/hardware/memtrack/MemtrackType.aidl
@@ -0,0 +1,27 @@
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL interface (or parcelable). Do not try to
+// edit this file. It looks like you are doing that because you have modified
+// an AIDL interface in a backward-incompatible way, e.g., deleting a function
+// from an interface or a field from a parcelable and it broke the build. That
+// breakage is intended.
+//
+// You must not make a backward incompatible changes to the AIDL files 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.memtrack;
+@Backing(type="int") @VintfStability
+enum MemtrackType {
+  OTHER = 0,
+  GL = 1,
+  GRAPHICS = 2,
+  MULTIMEDIA = 3,
+  CAMERA = 4,
+  NUM_TYPES = 5,
+}
diff --git a/memtrack/aidl/android/hardware/memtrack/DeviceInfo.aidl b/memtrack/aidl/android/hardware/memtrack/DeviceInfo.aidl
new file mode 100644
index 0000000..bcba544
--- /dev/null
+++ b/memtrack/aidl/android/hardware/memtrack/DeviceInfo.aidl
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2020 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.memtrack;
+
+/*
+ * Contains the device name and the device id.
+ */
+@VintfStability
+parcelable DeviceInfo {
+    int id;
+    @utf8InCpp String name;
+}
+
diff --git a/memtrack/aidl/android/hardware/memtrack/IMemtrack.aidl b/memtrack/aidl/android/hardware/memtrack/IMemtrack.aidl
new file mode 100644
index 0000000..18587ee
--- /dev/null
+++ b/memtrack/aidl/android/hardware/memtrack/IMemtrack.aidl
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2020 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.memtrack;
+
+import android.hardware.memtrack.DeviceInfo;
+import android.hardware.memtrack.MemtrackRecord;
+import android.hardware.memtrack.MemtrackType;
+
+/**
+ * The Memory Tracker HAL is designed to return information about
+ * device-specific memory usage.
+ * The primary goal is to be able to track memory that is not
+ * trackable in any other way, for example texture memory that is allocated by
+ * a process, but not mapped in to that process's address space.
+ * A secondary goal is to be able to categorize memory used by a process into
+ * GL, graphics, etc. All memory sizes must be in real memory usage,
+ * accounting for stride, bit depth, rounding up to page size, etc.
+ *
+ * Constructor for the interface should be used to perform memtrack management
+ * setup actions and must be called once before any calls to getMemory().
+ */
+@VintfStability
+interface IMemtrack {
+    /**
+     * getMemory() populates MemtrackRecord vector with the sizes of memory
+     * plus associated flags for that memory.
+     *
+     * A process collecting memory statistics will call getMemory for each
+     * combination of pid and memory type. For each memory type that it
+     * recognizes, the HAL must fill out an array of memtrack_record
+     * structures breaking down the statistics of that memory type as much as
+     * possible. For example,
+     * getMemory(<pid>, GL) might return:
+     * { { 4096,  ACCOUNTED | PRIVATE | SYSTEM },
+     *   { 40960, UNACCOUNTED | PRIVATE | SYSTEM },
+     *   { 8192,  ACCOUNTED | PRIVATE | DEDICATED },
+     *   { 8192,  UNACCOUNTED | PRIVATE | DEDICATED } }
+     * If the HAL cannot differentiate between SYSTEM and DEDICATED memory, it
+     * could return:
+     * { { 12288,  ACCOUNTED | PRIVATE },
+     *   { 49152,  UNACCOUNTED | PRIVATE } }
+     *
+     * Memory must not overlap between types. For example, a graphics buffer
+     * that has been mapped into the GPU as a surface must show up when
+     * GRAPHICS is requested and not when GL
+     * is requested.
+     *
+     * @param pid process for which memory information is requested
+     * @param type memory type that information is being requested about
+     * @return vector of MemtrackRecord containing memory information
+     */
+    MemtrackRecord[] getMemory(in int pid, in MemtrackType type);
+
+    /**
+     * getGpuDeviceInfo() populates DeviceInfo with the ID and name
+     * of each GPU device.
+     *
+     * For example, getGpuDeviceInfor, might return:
+     * { { 0, <gpu-device-name> },
+     *   { 1, <gpu-device-name> } }
+     *
+     * This information is used to identify GPU devices for GPU specific
+     * memory accounting (e.g. DMA buffer usage).
+     *
+     * @return vector of DeviceInfo populated for all GPU devices.
+     */
+     DeviceInfo[] getGpuDeviceInfo();
+}
diff --git a/memtrack/aidl/android/hardware/memtrack/MemtrackRecord.aidl b/memtrack/aidl/android/hardware/memtrack/MemtrackRecord.aidl
new file mode 100644
index 0000000..dae026e
--- /dev/null
+++ b/memtrack/aidl/android/hardware/memtrack/MemtrackRecord.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 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.memtrack;
+
+/*
+ * Each record consists of the size of the memory used by the process and
+ * flags indicate all the MemtrackFlags that are valid for this record.
+ */
+@VintfStability
+parcelable MemtrackRecord {
+    /* Memtrack Flags */
+    const int FLAG_SMAPS_ACCOUNTED = 1 << 1;
+    const int FLAG_SMAPS_UNACCOUNTED = 1 << 2;
+    const int FLAG_SHARED = 1 << 3;
+    const int FLAG_SHARED_PSS = 1 << 4;
+    const int FLAG_PRIVATE = 1 << 5;
+    const int FLAG_SYSTEM = 1 << 6;
+    const int FLAG_DEDICATED = 1 << 7;
+    const int FLAG_NONSECURE = 1 << 8;
+    const int FLAG_SECURE = 1 << 9;
+
+    /* Bitfield indicating all flags that are valid for this record */
+    int flags;
+
+    long sizeInBytes;
+}
+
diff --git a/memtrack/aidl/android/hardware/memtrack/MemtrackType.aidl b/memtrack/aidl/android/hardware/memtrack/MemtrackType.aidl
new file mode 100644
index 0000000..715c6bf
--- /dev/null
+++ b/memtrack/aidl/android/hardware/memtrack/MemtrackType.aidl
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2020 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.memtrack;
+
+/**
+ * Tags which define the usage of the memory buffers.
+ */
+@VintfStability
+@Backing(type="int")
+enum MemtrackType {
+    OTHER = 0,
+    GL = 1,
+    GRAPHICS = 2,
+    MULTIMEDIA = 3,
+    CAMERA = 4,
+    NUM_TYPES,
+}
diff --git a/memtrack/aidl/default/Android.bp b/memtrack/aidl/default/Android.bp
new file mode 100644
index 0000000..52f88c8
--- /dev/null
+++ b/memtrack/aidl/default/Android.bp
@@ -0,0 +1,30 @@
+// Copyright (C) 2020 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_binary {
+    name: "android.hardware.memtrack-service.example",
+    relative_install_path: "hw",
+    init_rc: ["memtrack-default.rc"],
+    vintf_fragments: ["memtrack-default.xml"],
+    vendor: true,
+    shared_libs: [
+        "libbase",
+        "libbinder_ndk",
+        "android.hardware.memtrack-ndk_platform",
+    ],
+    srcs: [
+        "main.cpp",
+        "Memtrack.cpp",
+    ],
+}
diff --git a/memtrack/aidl/default/Memtrack.cpp b/memtrack/aidl/default/Memtrack.cpp
new file mode 100644
index 0000000..7361719
--- /dev/null
+++ b/memtrack/aidl/default/Memtrack.cpp
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 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 "Memtrack.h"
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace memtrack {
+
+ndk::ScopedAStatus Memtrack::getMemory(int pid, MemtrackType type,
+                                       std::vector<MemtrackRecord>* _aidl_return) {
+    if (pid < 0) {
+        return ndk::ScopedAStatus(AStatus_fromExceptionCode(EX_ILLEGAL_ARGUMENT));
+    }
+    if (type < MemtrackType::OTHER || type >= MemtrackType::NUM_TYPES) {
+        return ndk::ScopedAStatus(AStatus_fromExceptionCode(EX_UNSUPPORTED_OPERATION));
+    }
+    _aidl_return->clear();
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus Memtrack::getGpuDeviceInfo(std::vector<DeviceInfo>* _aidl_return) {
+    _aidl_return->clear();
+    return ndk::ScopedAStatus::ok();
+}
+
+}  // namespace memtrack
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
diff --git a/memtrack/aidl/default/Memtrack.h b/memtrack/aidl/default/Memtrack.h
new file mode 100644
index 0000000..f2ef60e
--- /dev/null
+++ b/memtrack/aidl/default/Memtrack.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 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/memtrack/BnMemtrack.h>
+#include <aidl/android/hardware/memtrack/DeviceInfo.h>
+#include <aidl/android/hardware/memtrack/MemtrackRecord.h>
+#include <aidl/android/hardware/memtrack/MemtrackType.h>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace memtrack {
+
+class Memtrack : public BnMemtrack {
+    ndk::ScopedAStatus getMemory(int pid, MemtrackType type,
+                                 std::vector<MemtrackRecord>* _aidl_return) override;
+
+    ndk::ScopedAStatus getGpuDeviceInfo(std::vector<DeviceInfo>* _aidl_return) override;
+};
+
+}  // namespace memtrack
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
diff --git a/memtrack/aidl/default/main.cpp b/memtrack/aidl/default/main.cpp
new file mode 100644
index 0000000..d063d2a
--- /dev/null
+++ b/memtrack/aidl/default/main.cpp
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2020 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 "Memtrack.h"
+
+#include <android-base/logging.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+
+using aidl::android::hardware::memtrack::Memtrack;
+
+int main() {
+    ABinderProcess_setThreadPoolMaxThreadCount(0);
+    std::shared_ptr<Memtrack> memtrack = ndk::SharedRefBase::make<Memtrack>();
+
+    const std::string instance = std::string() + Memtrack::descriptor + "/default";
+    binder_status_t status =
+            AServiceManager_addService(memtrack->asBinder().get(), instance.c_str());
+    CHECK(status == STATUS_OK);
+
+    ABinderProcess_joinThreadPool();
+    return EXIT_FAILURE;  // Unreachable
+}
diff --git a/memtrack/aidl/default/memtrack-default.rc b/memtrack/aidl/default/memtrack-default.rc
new file mode 100644
index 0000000..1725cd0
--- /dev/null
+++ b/memtrack/aidl/default/memtrack-default.rc
@@ -0,0 +1,4 @@
+service vendor.memtrack-default /vendor/bin/hw/android.hardware.memtrack-service.example
+    class hal
+    user nobody
+    group system
diff --git a/memtrack/aidl/default/memtrack-default.xml b/memtrack/aidl/default/memtrack-default.xml
new file mode 100644
index 0000000..3e3e0f6
--- /dev/null
+++ b/memtrack/aidl/default/memtrack-default.xml
@@ -0,0 +1,7 @@
+<manifest version="1.0" type="device">
+    <hal format="aidl">
+        <name>android.hardware.memtrack</name>
+        <fqname>IMemtrack/default</fqname>
+    </hal>
+</manifest>
+
diff --git a/memtrack/aidl/vts/Android.bp b/memtrack/aidl/vts/Android.bp
new file mode 100644
index 0000000..ea36677
--- /dev/null
+++ b/memtrack/aidl/vts/Android.bp
@@ -0,0 +1,17 @@
+cc_test {
+    name: "VtsHalMemtrackTargetTest",
+    defaults: [
+        "VtsHalTargetTestDefaults",
+        "use_libaidlvintf_gtest_helper_static",
+    ],
+    srcs: ["VtsHalMemtrackTargetTest.cpp"],
+    shared_libs: [
+        "libbinder_ndk",
+    ],
+    static_libs: [
+        "android.hardware.memtrack-unstable-ndk_platform",
+    ],
+    test_suites: [
+        "vts-core",
+    ],
+}
diff --git a/memtrack/aidl/vts/VtsHalMemtrackTargetTest.cpp b/memtrack/aidl/vts/VtsHalMemtrackTargetTest.cpp
new file mode 100644
index 0000000..4d33101
--- /dev/null
+++ b/memtrack/aidl/vts/VtsHalMemtrackTargetTest.cpp
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2020 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/memtrack/DeviceInfo.h>
+#include <aidl/android/hardware/memtrack/IMemtrack.h>
+#include <aidl/android/hardware/memtrack/MemtrackType.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+
+using aidl::android::hardware::memtrack::DeviceInfo;
+using aidl::android::hardware::memtrack::IMemtrack;
+using aidl::android::hardware::memtrack::MemtrackRecord;
+using aidl::android::hardware::memtrack::MemtrackType;
+
+class MemtrackAidlTest : public testing::TestWithParam<std::string> {
+  public:
+    virtual void SetUp() override {
+        const auto instance = GetParam();
+        ASSERT_TRUE(AServiceManager_isDeclared(instance.c_str()));
+        auto memtrackBinder = ndk::SpAIBinder(AServiceManager_waitForService(instance.c_str()));
+        memtrack_ = IMemtrack::fromBinder(memtrackBinder);
+        ASSERT_NE(memtrack_, nullptr);
+    }
+
+    std::shared_ptr<IMemtrack> memtrack_;
+};
+
+TEST_P(MemtrackAidlTest, GetMemoryInvalidPid) {
+    int pid = -1;
+    MemtrackType type = MemtrackType::OTHER;
+    std::vector<MemtrackRecord> records;
+
+    auto status = memtrack_->getMemory(pid, type, &records);
+
+    EXPECT_EQ(status.getExceptionCode(), EX_ILLEGAL_ARGUMENT);
+}
+
+TEST_P(MemtrackAidlTest, GetMemoryInvalidType) {
+    int pid = 1;
+    MemtrackType type = MemtrackType::NUM_TYPES;
+    std::vector<MemtrackRecord> records;
+
+    auto status = memtrack_->getMemory(pid, type, &records);
+
+    EXPECT_EQ(status.getExceptionCode(), EX_UNSUPPORTED_OPERATION);
+}
+
+TEST_P(MemtrackAidlTest, GetMemory) {
+    int pid = 1;
+    MemtrackType type = MemtrackType::OTHER;
+    std::vector<MemtrackRecord> records;
+
+    auto status = memtrack_->getMemory(pid, type, &records);
+
+    EXPECT_TRUE(status.isOk());
+}
+
+TEST_P(MemtrackAidlTest, GetGpuDeviceInfo) {
+    std::vector<DeviceInfo> device_info;
+
+    auto status = memtrack_->getGpuDeviceInfo(&device_info);
+
+    EXPECT_TRUE(status.isOk());
+}
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(MemtrackAidlTest);
+INSTANTIATE_TEST_SUITE_P(PerInstance, MemtrackAidlTest,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(IMemtrack::descriptor)),
+                         android::PrintInstanceNameToString);
+
+int main(int argc, char** argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    ABinderProcess_setThreadPoolMaxThreadCount(1);
+    ABinderProcess_startThreadPool();
+    return RUN_ALL_TESTS();
+}