Fastboot AIDL additional changes
* Fastbootshim library which wraps HIDL implementation as AIDL
* Change default implementation from library to binary
Bug: 205760652
Test: Build
Change-Id: If92d28d68f1d454b1a65f85e731a78a49b108635
Signed-off-by: Sandeep Dhavale <dhavale@google.com>
diff --git a/fastboot/aidl/fastbootshim/Android.bp b/fastboot/aidl/fastbootshim/Android.bp
new file mode 100644
index 0000000..c843c12
--- /dev/null
+++ b/fastboot/aidl/fastbootshim/Android.bp
@@ -0,0 +1,61 @@
+// 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.
+
+package {
+ // See: http://go/android-license-faq
+ // A large-scale-change added 'default_applicable_licenses' to import
+ // all of the 'license_kinds' from "hardware_interfaces_license"
+ // to get the below license kinds:
+ // SPDX-license-identifier-Apache-2.0
+ default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_defaults {
+ name: "libfastbootshim_defaults",
+ target: {
+ darwin: {
+ enabled: false,
+ },
+ },
+ cflags: [
+ "-Wall",
+ "-Werror",
+ ],
+ static_libs: [
+ "android.hardware.fastboot-V1-ndk",
+ "android.hardware.fastboot@1.0",
+ "android.hardware.fastboot@1.1",
+ ],
+ shared_libs: [
+ "libbase",
+ "libbinder_ndk",
+ "libcutils",
+ "libhidlbase",
+ "liblog",
+ "libutils",
+ ],
+}
+
+// Shim library that wraps a HIDL Fastboot object into an AIDL Fastboot object.
+cc_library_static {
+ name: "libfastbootshim",
+ defaults: ["libfastbootshim_defaults"],
+ recovery_available: true,
+ srcs: [
+ "fastbootshim.cpp",
+ ],
+ export_include_dirs: [
+ "include",
+ ],
+}
diff --git a/fastboot/aidl/fastbootshim/fastbootshim.cpp b/fastboot/aidl/fastbootshim/fastbootshim.cpp
new file mode 100644
index 0000000..4ab67f3
--- /dev/null
+++ b/fastboot/aidl/fastbootshim/fastbootshim.cpp
@@ -0,0 +1,123 @@
+/*
+ * 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 <fastbootshim.h>
+
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::Void;
+using ::android::hardware::fastboot::V1_0::FileSystemType;
+using ::android::hardware::fastboot::V1_0::Result;
+using ::android::hardware::fastboot::V1_0::Status;
+
+using ndk::ScopedAStatus;
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace fastboot {
+ScopedAStatus ResultToAStatus(Result result) {
+ switch (result.status) {
+ case Status::SUCCESS:
+ return ScopedAStatus::ok();
+ case Status::NOT_SUPPORTED:
+ return ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+ case Status::INVALID_ARGUMENT:
+ return ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+ case Status::FAILURE_UNKNOWN:
+ return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+ BnFastboot::FAILURE_UNKNOWN, ("Error " + std::string(result.message)).c_str());
+ }
+ return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+ BnFastboot::FAILURE_UNKNOWN,
+ ("Unrecognized status value " + toString(result.status)).c_str());
+}
+FastbootShim::FastbootShim(const sp<HidlFastboot>& service) : service_(service) {}
+
+ScopedAStatus FastbootShim::getPartitionType(const std::string& in_partitionName,
+ FileSystemType* _aidl_return) {
+ Result out_result = {Status::FAILURE_UNKNOWN, ""};
+ if (in_partitionName.empty()) {
+ return ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+ "Invalid partition name");
+ }
+ const hidl_string partition = in_partitionName;
+ auto ret = service_->getPartitionType(partition, [&](auto type, auto& result) {
+ out_result = result;
+ if (out_result.status != Status::SUCCESS) return;
+ *_aidl_return = static_cast<aidl::android::hardware::fastboot::FileSystemType>(type);
+ });
+ return ResultToAStatus(out_result);
+}
+
+ScopedAStatus FastbootShim::doOemCommand(const std::string& in_oemCmd, std::string* _aidl_return) {
+ Result out_result = {Status::FAILURE_UNKNOWN, ""};
+ *_aidl_return = "";
+ if (in_oemCmd.empty()) {
+ return ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT, "Invalid command");
+ }
+ const hidl_string oemCmdArgs = in_oemCmd;
+ auto ret = service_->doOemCommand(oemCmdArgs, [&](auto& result) {
+ out_result = result;
+ if (out_result.status != Status::SUCCESS) return;
+ *_aidl_return = std::string(result.message.c_str());
+ });
+ return ResultToAStatus(out_result);
+}
+
+ScopedAStatus FastbootShim::getVariant(std::string* _aidl_return) {
+ Result out_result = {Status::FAILURE_UNKNOWN, ""};
+ *_aidl_return = "";
+ auto ret = service_->getVariant([&](auto& variant, auto& result) {
+ out_result = result;
+ if (out_result.status != Status::SUCCESS) return;
+ *_aidl_return = std::string(variant.c_str());
+ });
+ return ResultToAStatus(out_result);
+}
+
+ScopedAStatus FastbootShim::getOffModeChargeState(bool* _aidl_return) {
+ Result out_result = {Status::FAILURE_UNKNOWN, ""};
+ *_aidl_return = false;
+ auto ret = service_->getOffModeChargeState([&](auto state, auto& result) {
+ out_result = result;
+ if (out_result.status != Status::SUCCESS) return;
+ *_aidl_return = state;
+ });
+ return ResultToAStatus(out_result);
+}
+
+ScopedAStatus FastbootShim::getBatteryVoltageFlashingThreshold(int32_t* _aidl_return) {
+ Result out_result = {Status::FAILURE_UNKNOWN, ""};
+ *_aidl_return = 0;
+ auto ret = service_->getBatteryVoltageFlashingThreshold([&](auto batteryVoltage, auto& result) {
+ out_result = result;
+ if (out_result.status != Status::SUCCESS) return;
+ *_aidl_return = batteryVoltage;
+ });
+ return ResultToAStatus(out_result);
+}
+
+ScopedAStatus FastbootShim::doOemSpecificErase() {
+ Result out_result = {Status::FAILURE_UNKNOWN, ""};
+ auto ret = service_->doOemSpecificErase([&](auto& result) { out_result = result; });
+ return ResultToAStatus(out_result);
+}
+
+} // namespace fastboot
+} // namespace hardware
+} // namespace android
+} // namespace aidl
diff --git a/fastboot/aidl/fastbootshim/include/fastbootshim.h b/fastboot/aidl/fastbootshim/include/fastbootshim.h
new file mode 100644
index 0000000..410a03e
--- /dev/null
+++ b/fastboot/aidl/fastbootshim/include/fastbootshim.h
@@ -0,0 +1,49 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/fastboot/BnFastboot.h>
+#include <android/hardware/fastboot/1.1/IFastboot.h>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace fastboot {
+// Shim that wraps HIDL IFastboot with AIDL BnFastboot
+class FastbootShim : public BnFastboot {
+ using HidlFastboot = ::android::hardware::fastboot::V1_1::IFastboot;
+
+ public:
+ explicit FastbootShim(const ::android::sp<HidlFastboot>& service);
+ ::ndk::ScopedAStatus doOemCommand(const std::string& in_oemCmd,
+ std::string* _aidl_return) override;
+ ::ndk::ScopedAStatus doOemSpecificErase() override;
+ ::ndk::ScopedAStatus getBatteryVoltageFlashingThreshold(int32_t* _aidl_return) override;
+ ::ndk::ScopedAStatus getOffModeChargeState(bool* _aidl_return) override;
+ ::ndk::ScopedAStatus getPartitionType(
+ const std::string& in_partitionName,
+ ::aidl::android::hardware::fastboot::FileSystemType* _aidl_return) override;
+ ::ndk::ScopedAStatus getVariant(std::string* _aidl_return) override;
+
+ private:
+ ::android::sp<HidlFastboot> service_;
+};
+
+} // namespace fastboot
+} // namespace hardware
+} // namespace android
+} // namespace aidl