diff --git a/gatekeeper/1.0/default/Android.mk b/gatekeeper/1.0/default/Android.mk
new file mode 100644
index 0000000..e3b7d10
--- /dev/null
+++ b/gatekeeper/1.0/default/Android.mk
@@ -0,0 +1,40 @@
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_RELATIVE_PATH := hw
+LOCAL_MODULE := android.hardware.gatekeeper@1.0-impl
+
+LOCAL_SRC_FILES := \
+    Gatekeeper.cpp \
+
+LOCAL_SHARED_LIBRARIES := \
+    android.hardware.gatekeeper@1.0 \
+    libhardware \
+    libhidlbase \
+    libhidltransport \
+    libhwbinder \
+    libutils \
+    liblog \
+
+include $(BUILD_SHARED_LIBRARY)
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_RELATIVE_PATH := hw
+LOCAL_MODULE := android.hardware.gatekeeper@1.0-service
+LOCAL_INIT_RC := android.hardware.gatekeeper@1.0-service.rc
+
+LOCAL_SRC_FILES := \
+    service.cpp    \
+
+LOCAL_SHARED_LIBRARIES := \
+    android.hardware.gatekeeper@1.0 \
+    libhardware \
+    libhidlbase \
+    libhidltransport \
+    libhwbinder \
+    libutils \
+    liblog \
+
+include $(BUILD_EXECUTABLE)
diff --git a/gatekeeper/1.0/default/Gatekeeper.cpp b/gatekeeper/1.0/default/Gatekeeper.cpp
new file mode 100644
index 0000000..8fcd8ca
--- /dev/null
+++ b/gatekeeper/1.0/default/Gatekeeper.cpp
@@ -0,0 +1,149 @@
+#define LOG_TAG "android.hardware.gatekeeper@1.0-service"
+
+#include <utils/Log.h>
+#include <dlfcn.h>
+
+#include "Gatekeeper.h"
+
+namespace android {
+namespace hardware {
+namespace gatekeeper {
+namespace V1_0 {
+namespace implementation {
+
+Gatekeeper::Gatekeeper()
+{
+    int ret = hw_get_module_by_class(GATEKEEPER_HARDWARE_MODULE_ID, NULL, &module);
+    device = NULL;
+
+    if (!ret) {
+        ret = gatekeeper_open(module, &device);
+    }
+    if (ret < 0) {
+        LOG_ALWAYS_FATAL_IF(ret < 0, "Unable to open GateKeeper HAL");
+    }
+}
+
+Gatekeeper::~Gatekeeper()
+{
+    if (device != nullptr) {
+        int ret = gatekeeper_close(device);
+        if (ret < 0) {
+            ALOGE("Unable to close GateKeeper HAL");
+        }
+    }
+    dlclose(module->dso);
+}
+
+// Methods from ::android::hardware::gatekeeper::V1_0::IGatekeeper follow.
+Return<void> Gatekeeper::enroll(uint32_t uid,
+        const hidl_vec<uint8_t>& currentPasswordHandle,
+        const hidl_vec<uint8_t>& currentPassword,
+        const hidl_vec<uint8_t>& desiredPassword,
+        enroll_cb cb)
+{
+    GatekeeperResponse rsp;
+    uint8_t *enrolled_password_handle = nullptr;
+    uint32_t enrolled_password_handle_length = 0;
+
+    int ret = device->enroll(device, uid,
+            currentPasswordHandle.data(), currentPasswordHandle.size(),
+            currentPassword.data(), currentPassword.size(),
+            desiredPassword.data(), desiredPassword.size(),
+            &enrolled_password_handle, &enrolled_password_handle_length);
+    if (!ret) {
+        rsp.data.setToExternal(enrolled_password_handle,
+                               enrolled_password_handle_length,
+                               true);
+        rsp.code = GatekeeperStatusCode::STATUS_OK;
+    } else if (ret > 0) {
+        rsp.timeout = ret;
+        rsp.code = GatekeeperStatusCode::ERROR_RETRY_TIMEOUT;
+    } else {
+        rsp.code = GatekeeperStatusCode::ERROR_GENERAL_FAILURE;
+    }
+    cb(rsp);
+    return Void();
+}
+
+Return<void> Gatekeeper::verify(uint32_t uid,
+                                uint64_t challenge,
+                                const hidl_vec<uint8_t>& enrolledPasswordHandle,
+                                const hidl_vec<uint8_t>& providedPassword,
+                                verify_cb cb)
+{
+    GatekeeperResponse rsp;
+    uint8_t *auth_token = nullptr;
+    uint32_t auth_token_length = 0;
+    bool request_reenroll = false;
+
+    int ret = device->verify(device, uid, challenge,
+            enrolledPasswordHandle.data(), enrolledPasswordHandle.size(),
+            providedPassword.data(), providedPassword.size(),
+            &auth_token, &auth_token_length,
+            &request_reenroll);
+    if (!ret) {
+        rsp.data.setToExternal(auth_token, auth_token_length, true);
+        if (request_reenroll) {
+            rsp.code = GatekeeperStatusCode::STATUS_REENROLL;
+        } else {
+            rsp.code = GatekeeperStatusCode::STATUS_OK;
+        }
+    } else if (ret > 0) {
+        rsp.timeout = ret;
+        rsp.code = GatekeeperStatusCode::ERROR_RETRY_TIMEOUT;
+    } else {
+        rsp.code = GatekeeperStatusCode::ERROR_GENERAL_FAILURE;
+    }
+    cb(rsp);
+    return Void();
+}
+
+Return<void> Gatekeeper::deleteUser(uint32_t uid, deleteUser_cb cb)  {
+    GatekeeperResponse rsp;
+
+    if (device->delete_user != nullptr) {
+        int ret = device->delete_user(device, uid);
+        if (!ret) {
+            rsp.code = GatekeeperStatusCode::STATUS_OK;
+        } else if (ret > 0) {
+            rsp.timeout = ret;
+            rsp.code = GatekeeperStatusCode::ERROR_RETRY_TIMEOUT;
+        } else {
+            rsp.code = GatekeeperStatusCode::ERROR_GENERAL_FAILURE;
+        }
+    } else {
+        rsp.code = GatekeeperStatusCode::ERROR_NOT_IMPLEMENTED;
+    }
+    cb(rsp);
+    return Void();
+}
+
+Return<void> Gatekeeper::deleteAllUsers(deleteAllUsers_cb cb)  {
+    GatekeeperResponse rsp;
+    if (device->delete_all_users != nullptr) {
+        int ret = device->delete_all_users(device);
+        if (!ret) {
+            rsp.code = GatekeeperStatusCode::STATUS_OK;
+        } else if (ret > 0) {
+            rsp.timeout = ret;
+            rsp.code = GatekeeperStatusCode::ERROR_RETRY_TIMEOUT;
+        } else {
+            rsp.code = GatekeeperStatusCode::ERROR_GENERAL_FAILURE;
+        }
+    } else {
+        rsp.code = GatekeeperStatusCode::ERROR_NOT_IMPLEMENTED;
+    }
+    cb(rsp);
+    return Void();
+}
+
+IGatekeeper* HIDL_FETCH_IGatekeeper(const char* /* name */) {
+    return new Gatekeeper();
+}
+
+} // namespace implementation
+}  // namespace V1_0
+}  // namespace gatekeeper
+}  // namespace hardware
+}  // namespace android
diff --git a/gatekeeper/1.0/default/Gatekeeper.h b/gatekeeper/1.0/default/Gatekeeper.h
new file mode 100644
index 0000000..a2188d4
--- /dev/null
+++ b/gatekeeper/1.0/default/Gatekeeper.h
@@ -0,0 +1,57 @@
+#ifndef HIDL_GENERATED_android_hardware_gatekeeper_V1_0_Gatekeeper_H_
+#define HIDL_GENERATED_android_hardware_gatekeeper_V1_0_Gatekeeper_H_
+
+#include <android/hardware/gatekeeper/1.0/IGatekeeper.h>
+#include <hidl/Status.h>
+
+#include <hidl/MQDescriptor.h>
+
+#include <hardware/hardware.h>
+#include <hardware/gatekeeper.h>
+
+namespace android {
+namespace hardware {
+namespace gatekeeper {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::gatekeeper::V1_0::GatekeeperResponse;
+using ::android::hardware::gatekeeper::V1_0::IGatekeeper;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::hidl_string;
+using ::android::sp;
+
+class Gatekeeper : public IGatekeeper {
+public:
+    Gatekeeper();
+    ~Gatekeeper();
+
+    // Methods from ::android::hardware::gatekeeper::V1_0::IGatekeeper follow.
+    Return<void> enroll(uint32_t uid,
+                        const hidl_vec<uint8_t>& currentPasswordHandle,
+                        const hidl_vec<uint8_t>& currentPassword,
+                        const hidl_vec<uint8_t>& desiredPassword,
+                        enroll_cb _hidl_cb)  override;
+    Return<void> verify(uint32_t uid,
+                        uint64_t challenge,
+                        const hidl_vec<uint8_t>& enrolledPasswordHandle,
+                        const hidl_vec<uint8_t>& providedPassword,
+                        verify_cb _hidl_cb)  override;
+    Return<void> deleteUser(uint32_t uid, deleteUser_cb _hidl_cb)  override;
+    Return<void> deleteAllUsers(deleteAllUsers_cb _hidl_cb)  override;
+private:
+    gatekeeper_device_t *device;
+    const hw_module_t *module;
+};
+
+extern "C" IGatekeeper* HIDL_FETCH_IGatekeeper(const char* name);
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace gatekeeper
+}  // namespace hardware
+}  // namespace android
+
+#endif  // HIDL_GENERATED_android_hardware_gatekeeper_V1_0_Gatekeeper_H_
diff --git a/gatekeeper/1.0/default/android.hardware.gatekeeper@1.0-service.rc b/gatekeeper/1.0/default/android.hardware.gatekeeper@1.0-service.rc
new file mode 100644
index 0000000..ac15e23
--- /dev/null
+++ b/gatekeeper/1.0/default/android.hardware.gatekeeper@1.0-service.rc
@@ -0,0 +1,4 @@
+service gatekeeper-1-0 /system/bin/hw/android.hardware.gatekeeper@1.0-service
+    class hal
+    user system
+    group system
diff --git a/gatekeeper/1.0/default/service.cpp b/gatekeeper/1.0/default/service.cpp
new file mode 100644
index 0000000..c3fc25c
--- /dev/null
+++ b/gatekeeper/1.0/default/service.cpp
@@ -0,0 +1,13 @@
+#define LOG_TAG "android.hardware.gatekeeper@1.0-service"
+
+#include <android/hardware/gatekeeper/1.0/IGatekeeper.h>
+
+#include <hidl/LegacySupport.h>
+
+// Generated HIDL files
+using android::hardware::gatekeeper::V1_0::IGatekeeper;
+using android::hardware::defaultPassthroughServiceImplementation;
+
+int main() {
+    return defaultPassthroughServiceImplementation<IGatekeeper>("gatekeeper");
+}