diff --git a/boot/aidl/client/BootControlClient.cpp b/boot/aidl/client/BootControlClient.cpp
new file mode 100644
index 0000000..28070eb
--- /dev/null
+++ b/boot/aidl/client/BootControlClient.cpp
@@ -0,0 +1,359 @@
+/*
+ * Copyright (C) 2022 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 <BootControlClient.h>
+
+#include <aidl/android/hardware/boot/IBootControl.h>
+#include <android-base/logging.h>
+#include <android/binder_manager.h>
+#include <android/hardware/boot/1.0/IBootControl.h>
+#include <android/hardware/boot/1.1/IBootControl.h>
+#include <android/hardware/boot/1.2/IBootControl.h>
+#include "utils/StrongPointer.h"
+
+#define CONCAT(x, y) x##y
+
+#define LOG_NDK_STATUS(x)                                                                   \
+    do {                                                                                    \
+        const auto CONCAT(status, __COUNTER__) = x;                                         \
+        if (!CONCAT(status, __COUNTER__).isOk()) {                                          \
+            LOG(ERROR) << #x << " failed " << CONCAT(status, __COUNTER__).getDescription(); \
+        }                                                                                   \
+    } while (0)
+
+using aidl::android::hardware::boot::MergeStatus;
+
+std::ostream& operator<<(std::ostream& os, MergeStatus status) {
+    switch (status) {
+        case MergeStatus::NONE:
+            os << "MergeStatus::NONE";
+            break;
+        case MergeStatus::UNKNOWN:
+            os << "MergeStatus::UNKNOWN";
+            break;
+        case MergeStatus::SNAPSHOTTED:
+            os << "MergeStatus::SNAPSHOTTED";
+            break;
+        case MergeStatus::MERGING:
+            os << "MergeStatus::MERGING";
+            break;
+        case MergeStatus::CANCELLED:
+            os << "MergeStatus::CANCELLED";
+            break;
+        default:
+            os << static_cast<int>(status);
+            break;
+    }
+    return os;
+}
+
+namespace android::hal {
+class BootControlClientAidl final : public BootControlClient {
+    using IBootControl = ::aidl::android::hardware::boot::IBootControl;
+
+  public:
+    BootControlClientAidl(std::shared_ptr<IBootControl> module) : module_(module) {}
+
+    BootControlVersion GetVersion() const override { return BootControlVersion::BOOTCTL_AIDL; }
+
+    ~BootControlClientAidl() = default;
+    virtual int32_t GetNumSlots() const {
+        int32_t ret = -1;
+        LOG_NDK_STATUS(module_->getNumberSlots(&ret));
+        return ret;
+    }
+
+    int32_t GetCurrentSlot() const {
+        int32_t ret = -1;
+        LOG_NDK_STATUS(module_->getCurrentSlot(&ret));
+        return ret;
+    }
+    MergeStatus getSnapshotMergeStatus() const {
+        MergeStatus status = MergeStatus::UNKNOWN;
+        LOG_NDK_STATUS(module_->getSnapshotMergeStatus(&status));
+        return status;
+    }
+    std::string GetSuffix(int32_t slot) const {
+        std::string ret;
+        const auto status = module_->getSuffix(slot, &ret);
+        if (!status.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << status.getDescription();
+            return {};
+        }
+        return ret;
+    }
+
+    std::optional<bool> IsSlotBootable(int32_t slot) const {
+        bool ret = false;
+        const auto status = module_->isSlotBootable(slot, &ret);
+        if (!status.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << status.getDescription();
+            return {};
+        }
+        return ret;
+    }
+
+    CommandResult MarkSlotUnbootable(int32_t slot) {
+        const auto status = module_->setSlotAsUnbootable(slot);
+        if (!status.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << status.getDescription();
+        }
+        return {.success = status.isOk(), .errMsg = status.getDescription()};
+    }
+
+    CommandResult SetActiveBootSlot(int slot) {
+        const auto status = module_->setActiveBootSlot(slot);
+        if (!status.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << status.getDescription();
+        }
+        return {.success = status.isOk(), .errMsg = status.getDescription()};
+    }
+    int GetActiveBootSlot() const {
+        int ret = -1;
+        LOG_NDK_STATUS(module_->getActiveBootSlot(&ret));
+        return ret;
+    }
+
+    // Check if |slot| is marked boot successfully.
+    std::optional<bool> IsSlotMarkedSuccessful(int slot) const {
+        bool ret = false;
+        const auto status = module_->isSlotMarkedSuccessful(slot, &ret);
+        if (!status.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << status.getDescription();
+            return {};
+        }
+        return ret;
+    }
+
+    CommandResult MarkBootSuccessful() {
+        const auto status = module_->markBootSuccessful();
+        if (!status.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << " failed " << status.getDescription();
+        }
+        return {.success = status.isOk(), .errMsg = status.getDescription()};
+    }
+
+    CommandResult SetSnapshotMergeStatus(aidl::android::hardware::boot::MergeStatus merge_status) {
+        const auto status = module_->setSnapshotMergeStatus(merge_status);
+        if (!status.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << merge_status << ")"
+                       << " failed " << status.getDescription();
+        }
+        return {.success = status.isOk(), .errMsg = status.getDescription()};
+    }
+
+  private:
+    const std::shared_ptr<IBootControl> module_;
+};
+
+using namespace android::hardware::boot;
+
+class BootControlClientHIDL final : public BootControlClient {
+  public:
+    BootControlClientHIDL(android::sp<V1_0::IBootControl> module_v1,
+                          android::sp<V1_1::IBootControl> module_v1_1,
+                          android::sp<V1_2::IBootControl> module_v1_2)
+        : module_v1_(module_v1), module_v1_1_(module_v1_1), module_v1_2_(module_v1_2) {
+        CHECK(module_v1_ != nullptr);
+    }
+    BootControlVersion GetVersion() const override {
+        if (module_v1_2_ != nullptr) {
+            return BootControlVersion::BOOTCTL_V1_2;
+        } else if (module_v1_1_ != nullptr) {
+            return BootControlVersion::BOOTCTL_V1_1;
+        } else {
+            return BootControlVersion::BOOTCTL_V1_0;
+        }
+    }
+    int32_t GetNumSlots() const {
+        const auto ret = module_v1_->getNumberSlots();
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << " failed " << ret.description();
+        }
+        return ret.withDefault(-1);
+    }
+
+    int32_t GetCurrentSlot() const {
+        const auto ret = module_v1_->getCurrentSlot();
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << " failed " << ret.description();
+        }
+        return ret.withDefault(-1);
+    }
+
+    std::string GetSuffix(int32_t slot) const {
+        std::string suffix;
+        const auto ret = module_v1_->getSuffix(
+                slot,
+                [&](const ::android::hardware::hidl_string& slotSuffix) { suffix = slotSuffix; });
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << ret.description();
+        }
+        return suffix;
+    }
+
+    std::optional<bool> IsSlotBootable(int32_t slot) const {
+        const auto ret = module_v1_->isSlotBootable(slot);
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << ret.description();
+            return {};
+        }
+        const auto bool_result = ret.withDefault(V1_0::BoolResult::INVALID_SLOT);
+        if (bool_result == V1_0::BoolResult::INVALID_SLOT) {
+            return {};
+        }
+        return bool_result == V1_0::BoolResult::TRUE;
+    }
+
+    CommandResult MarkSlotUnbootable(int32_t slot) {
+        CommandResult result;
+        const auto ret =
+                module_v1_->setSlotAsUnbootable(slot, [&](const V1_0::CommandResult& error) {
+                    result.success = error.success;
+                    result.errMsg = error.errMsg;
+                });
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << ret.description();
+        }
+        return result;
+    }
+
+    CommandResult SetActiveBootSlot(int32_t slot) {
+        CommandResult result;
+        const auto ret = module_v1_->setActiveBootSlot(slot, [&](const V1_0::CommandResult& error) {
+            result.success = error.success;
+            result.errMsg = error.errMsg;
+        });
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << ret.description();
+        }
+        return result;
+    }
+
+    CommandResult MarkBootSuccessful() {
+        CommandResult result;
+        const auto ret = module_v1_->markBootSuccessful([&](const V1_0::CommandResult& error) {
+            result.success = error.success;
+            result.errMsg = error.errMsg;
+        });
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << " failed " << ret.description();
+        }
+        return result;
+    }
+
+    std::optional<bool> IsSlotMarkedSuccessful(int32_t slot) const {
+        const auto ret = module_v1_->isSlotMarkedSuccessful(slot);
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << slot << ")"
+                       << " failed " << ret.description();
+            return {};
+        }
+        const auto bool_result = ret.withDefault(V1_0::BoolResult::INVALID_SLOT);
+        if (bool_result == V1_0::BoolResult::INVALID_SLOT) {
+            return {};
+        }
+        return bool_result == V1_0::BoolResult::TRUE;
+    }
+
+    MergeStatus getSnapshotMergeStatus() const {
+        if (module_v1_1_ == nullptr) {
+            LOG(ERROR) << __FUNCTION__ << " is unsupported, requires at least boot v1.1";
+            return MergeStatus::UNKNOWN;
+        }
+        const auto ret = module_v1_1_->getSnapshotMergeStatus();
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << " failed " << ret.description();
+        }
+        return static_cast<MergeStatus>(
+                ret.withDefault(static_cast<V1_1::MergeStatus>(MergeStatus::UNKNOWN)));
+    }
+
+    CommandResult SetSnapshotMergeStatus(MergeStatus merge_status) {
+        if (module_v1_1_ == nullptr) {
+            return {.success = false,
+                    .errMsg = "setSnapshotMergeStatus is unsupported, requires at least boot v1.1"};
+        }
+        const auto ret =
+                module_v1_1_->setSnapshotMergeStatus(static_cast<V1_1::MergeStatus>(merge_status));
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << "(" << merge_status << ")"
+                       << " failed " << ret.description();
+        }
+        return {.success = ret.isOk(), .errMsg = ret.description()};
+    }
+
+    int32_t GetActiveBootSlot() const {
+        if (module_v1_2_ == nullptr) {
+            LOG(ERROR) << __FUNCTION__ << " is unsupported, requires at least boot v1.2";
+            return -1;
+        }
+        const auto ret = module_v1_2_->getActiveBootSlot();
+        if (!ret.isOk()) {
+            LOG(ERROR) << __FUNCTION__ << " failed " << ret.description();
+        }
+        return ret.withDefault(-1);
+    }
+
+  private:
+    android::sp<V1_0::IBootControl> module_v1_;
+    android::sp<V1_1::IBootControl> module_v1_1_;
+    android::sp<V1_2::IBootControl> module_v1_2_;
+};
+
+std::unique_ptr<BootControlClient> BootControlClient::WaitForService() {
+    const auto instance_name =
+            std::string(::aidl::android::hardware::boot::IBootControl::descriptor) + "/default";
+
+    if (auto module = ::aidl::android::hardware::boot::IBootControl::fromBinder(
+                ndk::SpAIBinder(AServiceManager_waitForService(instance_name.c_str())));
+        module != nullptr) {
+        LOG(INFO) << "Using AIDL version of IBootControl";
+        return std::make_unique<BootControlClientAidl>(module);
+    }
+    LOG(INFO) << "AIDL IBootControl not available, falling back to HIDL.";
+
+    android::sp<V1_0::IBootControl> v1_0_module;
+    android::sp<V1_1::IBootControl> v1_1_module;
+    android::sp<V1_2::IBootControl> v1_2_module;
+    v1_0_module = V1_0::IBootControl::getService();
+    if (v1_0_module == nullptr) {
+        LOG(ERROR) << "Error getting bootctrl v1.0 module.";
+        return nullptr;
+    }
+    v1_1_module = V1_1::IBootControl::castFrom(v1_0_module);
+    v1_2_module = V1_2::IBootControl::castFrom(v1_0_module);
+    if (v1_2_module != nullptr) {
+        LOG(INFO) << "Using HIDL version 1.2 of IBootControl";
+    } else if (v1_1_module != nullptr) {
+        LOG(INFO) << "Using HIDL version 1.1 of IBootControl";
+    } else {
+        LOG(INFO) << "Using HIDL version 1.0 of IBootControl";
+    }
+
+    return std::make_unique<BootControlClientHIDL>(v1_0_module, v1_1_module, v1_2_module);
+}
+
+}  // namespace android::hal