Vts implementation for Bluetooth Hci (8a6e09c7) · Commits · e / os / android_hardware_interfaces

bluetooth/aidl/vts/Android.bp

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		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_test {
		name: "VtsHalBluetoothTargetTest",
		defaults: [
		"VtsHalTargetTestDefaults",
		"use_libaidlvintf_gtest_helper_static",
		],
		srcs: ["VtsHalBluetoothTargetTest.cpp"],
		shared_libs: [
		"android.hardware.bluetooth-V1-ndk",
		"libbase",
		"libbinder_ndk",
		"libcutils",
		],
		static_libs: [
		"libbluetooth-types",
		],
		test_config: "VtsHalBluetoothTargetTest.xml",
		test_suites: [
		"general-tests",
		"vts",
		],
		tidy: true,
		tidy_checks: [
		"-*",
		"readability-inconsistent-declaration-parameter-name",
		"readability-*",
		"-readability-function-size",
		"-readability-identifier-length",
		"-readability-implicit-bool-conversion",
		"-readability-magic-numbers",
		"-readability-use-anyofallof",
		],
		tidy_checks_as_errors: [
		"readability-*",
		],
		tidy_flags: [
		"--header-filter=^.tools\\/rootcanal\\/(model\|include\|net\|desktop)\\/(.(?!\\.pb\\.h))$",
		],
		}

bluetooth/aidl/vts/VtsHalBluetoothTargetTest.cpp

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		/*
		* Copyright (C) 2023 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/bluetooth/BnBluetoothHciCallbacks.h>
		#include <aidl/android/hardware/bluetooth/IBluetoothHci.h>
		#include <aidl/android/hardware/bluetooth/IBluetoothHciCallbacks.h>
		#include <aidl/android/hardware/bluetooth/Status.h>
		#include <android/binder_auto_utils.h>
		#include <android/binder_manager.h>
		#include <android/binder_process.h>
		#include <binder/IServiceManager.h>
		#include <binder/ProcessState.h>

		#include <atomic>
		#include <chrono>
		#include <condition_variable>
		#include <future>
		#include <mutex>
		#include <queue>
		#include <thread>
		#include <vector>

		using aidl::android::hardware::bluetooth::IBluetoothHci;
		using aidl::android::hardware::bluetooth::IBluetoothHciCallbacks;
		using aidl::android::hardware::bluetooth::Status;
		using ndk::ScopedAStatus;
		using ndk::SpAIBinder;

		// Bluetooth Core Specification 3.0 + HS
		static constexpr uint8_t kHciMinimumHciVersion = 5;
		// Bluetooth Core Specification 3.0 + HS
		static constexpr uint8_t kHciMinimumLmpVersion = 5;

		static constexpr std::chrono::milliseconds kWaitForInitTimeout(2000);
		static constexpr std::chrono::milliseconds kWaitForHciEventTimeout(2000);
		static constexpr std::chrono::milliseconds kInterfaceCloseDelayMs(200);

		static constexpr uint8_t kCommandHciShouldBeUnknown[] = {
		0xff, 0x3B, 0x08, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07};
		static constexpr uint8_t kCommandHciReadLocalVersionInformation[] = {0x01, 0x10,
		0x00};
		static constexpr uint8_t kCommandHciReadBufferSize[] = {0x05, 0x10, 0x00};
		static constexpr uint8_t kCommandHciReset[] = {0x03, 0x0c, 0x00};
		static constexpr uint8_t kHciStatusSuccess = 0x00;
		static constexpr uint8_t kHciStatusUnknownHciCommand = 0x01;

		static constexpr uint8_t kEventCommandComplete = 0x0e;
		static constexpr uint8_t kEventCommandStatus = 0x0f;
		static constexpr uint8_t kEventNumberOfCompletedPackets = 0x13;

		static constexpr size_t kEventCodeByte = 0;
		static constexpr size_t kEventCommandStatusStatusByte = 2;
		static constexpr size_t kEventCommandStatusOpcodeLsByte = 4; // Bytes 4 and 5
		static constexpr size_t kEventCommandCompleteOpcodeLsByte = 3; // Bytes 3 and 4
		static constexpr size_t kEventCommandCompleteStatusByte = 5;
		static constexpr size_t kEventCommandCompleteFirstParamByte = 6;
		static constexpr size_t kEventLocalHciVersionByte =
		kEventCommandCompleteFirstParamByte;
		static constexpr size_t kEventLocalLmpVersionByte =
		kEventLocalHciVersionByte + 3;

		static constexpr size_t kEventNumberOfCompletedPacketsNumHandles = 2;

		// To discard Qualcomm ACL debugging
		static constexpr uint16_t kAclHandleQcaDebugMessage = 0xedc;

		class ThroughputLogger {
		public:
		ThroughputLogger(std::string task)
		: task_(task), start_time_(std::chrono::steady_clock::now()) {}

		~ThroughputLogger() {
		if (total_bytes_ == 0) {
		return;
		}
		std::chrono::duration<double> duration =
		std::chrono::steady_clock::now() - start_time_;
		double s = duration.count();
		if (s == 0) {
		return;
		}
		double rate_kb = (static_cast<double>(total_bytes_) / s) / 1024;
		ALOGD("%s %.1f KB/s (%zu bytes in %.3fs)", task_.c_str(), rate_kb,
		total_bytes_, s);
		}

		void setTotalBytes(size_t total_bytes) { total_bytes_ = total_bytes; }

		private:
		size_t total_bytes_;
		std::string task_;
		std::chrono::steady_clock::time_point start_time_;
		};

		// The main test class for Bluetooth HAL.
		class BluetoothAidlTest : public ::testing::TestWithParam<std::string> {
		public:
		virtual void SetUp() override {
		// currently test passthrough mode only
		hci = IBluetoothHci::fromBinder(
		SpAIBinder(AServiceManager_waitForService(GetParam().c_str())));
		ASSERT_NE(hci, nullptr);
		ALOGI("%s: getService() for bluetooth hci is %s", __func__,
		hci->isRemote() ? "remote" : "local");

		// Lambda function
		auto on_binder_death = [](void* /cookie/) { FAIL(); };

		bluetooth_hci_death_recipient =
		AIBinder_DeathRecipient_new(on_binder_death);
		ASSERT_NE(bluetooth_hci_death_recipient, nullptr);
		ASSERT_EQ(STATUS_OK,
		AIBinder_linkToDeath(hci->asBinder().get(),
		bluetooth_hci_death_recipient, 0));

		hci_cb = ndk::SharedRefBase::make<BluetoothHciCallbacks>(*this);
		ASSERT_NE(hci_cb, nullptr);

		max_acl_data_packet_length = 0;
		max_sco_data_packet_length = 0;
		max_acl_data_packets = 0;
		max_sco_data_packets = 0;

		event_cb_count = 0;
		acl_cb_count = 0;
		sco_cb_count = 0;

		ASSERT_TRUE(hci->initialize(hci_cb).isOk());
		auto future = initialized_promise.get_future();
		auto timeout_status = future.wait_for(kWaitForInitTimeout);
		ASSERT_EQ(timeout_status, std::future_status::ready);
		ASSERT_TRUE(future.get());
		}

		virtual void TearDown() override {
		ALOGI("TearDown");
		// Should not be checked in production code
		ASSERT_TRUE(hci->close().isOk());
		std::this_thread::sleep_for(kInterfaceCloseDelayMs);
		handle_no_ops();
		EXPECT_EQ(static_cast<size_t>(0), event_queue.size());
		EXPECT_EQ(static_cast<size_t>(0), sco_queue.size());
		EXPECT_EQ(static_cast<size_t>(0), acl_queue.size());
		EXPECT_EQ(static_cast<size_t>(0), iso_queue.size());
		}

		void setBufferSizes();

		// Helper functions to try to get a handle on verbosity
		void handle_no_ops();
		void wait_for_event(bool timeout_is_error);
		void wait_for_command_complete_event(std::vector<uint8_t> cmd);
		int wait_for_completed_packets_event(uint16_t handle);

		// A simple test implementation of BluetoothHciCallbacks.
		class BluetoothHciCallbacks
		: public aidl::android::hardware::bluetooth::BnBluetoothHciCallbacks {
		BluetoothAidlTest& parent_;

		public:
		BluetoothHciCallbacks(BluetoothAidlTest& parent) : parent_(parent){};

		virtual ~BluetoothHciCallbacks() = default;

		ndk::ScopedAStatus initializationComplete(Status status) {
		parent_.initialized_promise.set_value(status == Status::SUCCESS);
		ALOGV("%s (status = %d)", __func__, static_cast<int>(status));
		return ScopedAStatus::ok();
		};

		ndk::ScopedAStatus hciEventReceived(const std::vector<uint8_t>& event) {
		parent_.event_cb_count++;
		parent_.event_queue.push(event);
		ALOGV("Event received (length = %d)", static_cast<int>(event.size()));
		return ScopedAStatus::ok();
		};

		ndk::ScopedAStatus aclDataReceived(const std::vector<uint8_t>& data) {
		parent_.acl_cb_count++;
		parent_.acl_queue.push(data);
		return ScopedAStatus::ok();
		};

		ndk::ScopedAStatus scoDataReceived(const std::vector<uint8_t>& data) {
		parent_.sco_cb_count++;
		parent_.sco_queue.push(data);
		return ScopedAStatus::ok();
		};

		ndk::ScopedAStatus isoDataReceived(const std::vector<uint8_t>& data) {
		parent_.iso_cb_count++;
		parent_.iso_queue.push(data);
		return ScopedAStatus::ok();
		};
		};

		template <class T>
		class WaitQueue {
		public:
		WaitQueue(){};

		virtual ~WaitQueue() = default;

		bool empty() const {
		std::lock_guard<std::mutex> lock(m_);
		return q_.empty();
		};

		size_t size() const {
		std::lock_guard<std::mutex> lock(m_);
		return q_.size();
		};

		void push(const T& v) {
		std::lock_guard<std::mutex> lock(m_);
		q_.push(v);
		ready_.notify_one();
		};

		bool pop(T& v) {
		std::lock_guard<std::mutex> lock(m_);
		if (q_.empty()) {
		return false;
		}
		v = std::move(q_.front());
		q_.pop();
		return true;
		};

		bool front(T& v) {
		std::lock_guard<std::mutex> lock(m_);
		if (q_.empty()) {
		return false;
		}
		v = q_.front();
		return true;
		};

		void wait() {
		std::unique_lock<std::mutex> lock(m_);
		while (q_.empty()) {
		ready_.wait(lock);
		}
		};

		bool waitWithTimeout(std::chrono::milliseconds timeout) {
		std::unique_lock<std::mutex> lock(m_);
		while (q_.empty()) {
		if (ready_.wait_for(lock, timeout) == std::cv_status::timeout) {
		return false;
		}
		}
		return true;
		};

		bool tryPopWithTimeout(T& v, std::chrono::milliseconds timeout) {
		std::unique_lock<std::mutex> lock(m_);
		while (q_.empty()) {
		if (ready_.wait_for(lock, timeout) == std::cv_status::timeout) {
		return false;
		}
		}
		v = std::move(q_.front());
		q_.pop();
		return true;
		};

		private:
		mutable std::mutex m_;
		std::queue<T> q_;
		std::condition_variable_any ready_;
		};

		std::shared_ptr<IBluetoothHci> hci;
		std::shared_ptr<BluetoothHciCallbacks> hci_cb;
		AIBinder_DeathRecipient* bluetooth_hci_death_recipient;
		WaitQueue<std::vector<uint8_t>> event_queue;
		WaitQueue<std::vector<uint8_t>> acl_queue;
		WaitQueue<std::vector<uint8_t>> sco_queue;
		WaitQueue<std::vector<uint8_t>> iso_queue;

		std::promise<bool> initialized_promise;
		int event_cb_count;
		int sco_cb_count;
		int acl_cb_count;
		int iso_cb_count;

		int max_acl_data_packet_length;
		int max_sco_data_packet_length;
		int max_acl_data_packets;
		int max_sco_data_packets;
		};

		// Discard NO-OPs from the event queue.
		void BluetoothAidlTest::handle_no_ops() {
		while (!event_queue.empty()) {
		std::vector<uint8_t> event;
		event_queue.front(event);
		ASSERT_GE(event.size(),
		static_cast<size_t>(kEventCommandCompleteStatusByte));
		bool event_is_no_op =
		(event[kEventCodeByte] == kEventCommandComplete) &&
		(event[kEventCommandCompleteOpcodeLsByte] == 0x00) &&
		(event[kEventCommandCompleteOpcodeLsByte + 1] == 0x00);
		event_is_no_op \|= (event[kEventCodeByte] == kEventCommandStatus) &&
		(event[kEventCommandStatusOpcodeLsByte] == 0x00) &&
		(event[kEventCommandStatusOpcodeLsByte + 1] == 0x00);
		if (event_is_no_op) {
		event_queue.pop(event);
		} else {
		break;
		}
		}
		// Discard Qualcomm ACL debugging
		while (!acl_queue.empty()) {
		std::vector<uint8_t> acl_packet;
		acl_queue.front(acl_packet);
		uint16_t connection_handle = acl_packet[1] & 0xF;
		connection_handle <<= 8;
		connection_handle \|= acl_packet[0];
		bool packet_is_no_op = connection_handle == kAclHandleQcaDebugMessage;
		if (packet_is_no_op) {
		acl_queue.pop(acl_packet);
		} else {
		break;
		}
		}
		}

		// Receive an event, discarding NO-OPs.
		void BluetoothAidlTest::wait_for_event(bool timeout_is_error = true) {
		if (timeout_is_error) {
		ASSERT_TRUE(event_queue.waitWithTimeout(kWaitForHciEventTimeout));
		} else {
		event_queue.wait();
		}
		ASSERT_LT(static_cast<size_t>(0), event_queue.size());
		if (event_queue.empty()) {
		// waitWithTimeout timed out
		return;
		}
		handle_no_ops();
		}

		// Wait until a command complete is received.
		void BluetoothAidlTest::wait_for_command_complete_event(
		std::vector<uint8_t> cmd) {
		wait_for_event();
		std::vector<uint8_t> event;
		ASSERT_TRUE(event_queue.pop(event));

		ASSERT_GT(event.size(), static_cast<size_t>(kEventCommandCompleteStatusByte));
		ASSERT_EQ(kEventCommandComplete, event[kEventCodeByte]);
		ASSERT_EQ(cmd[0], event[kEventCommandCompleteOpcodeLsByte]);
		ASSERT_EQ(cmd[1], event[kEventCommandCompleteOpcodeLsByte + 1]);
		ASSERT_EQ(kHciStatusSuccess, event[kEventCommandCompleteStatusByte]);
		}

		// Send the command to read the controller's buffer sizes.
		void BluetoothAidlTest::setBufferSizes() {
		std::vector<uint8_t> cmd{
		kCommandHciReadBufferSize,
		kCommandHciReadBufferSize + sizeof(kCommandHciReadBufferSize)};
		hci->sendHciCommand(cmd);

		wait_for_event();
		if (event_queue.empty()) {
		return;
		}
		std::vector<uint8_t> event;
		ASSERT_TRUE(event_queue.pop(event));

		ASSERT_EQ(kEventCommandComplete, event[kEventCodeByte]);
		ASSERT_EQ(cmd[0], event[kEventCommandCompleteOpcodeLsByte]);
		ASSERT_EQ(cmd[1], event[kEventCommandCompleteOpcodeLsByte + 1]);
		ASSERT_EQ(kHciStatusSuccess, event[kEventCommandCompleteStatusByte]);

		max_acl_data_packet_length =
		event[kEventCommandCompleteStatusByte + 1] +
		(event[kEventCommandCompleteStatusByte + 2] << 8);
		max_sco_data_packet_length = event[kEventCommandCompleteStatusByte + 3];
		max_acl_data_packets = event[kEventCommandCompleteStatusByte + 4] +
		(event[kEventCommandCompleteStatusByte + 5] << 8);
		max_sco_data_packets = event[kEventCommandCompleteStatusByte + 6] +
		(event[kEventCommandCompleteStatusByte + 7] << 8);

		ALOGD("%s: ACL max %d num %d SCO max %d num %d", __func__,
		static_cast<int>(max_acl_data_packet_length),
		static_cast<int>(max_acl_data_packets),
		static_cast<int>(max_sco_data_packet_length),
		static_cast<int>(max_sco_data_packets));
		}

		// Return the number of completed packets reported by the controller.
		int BluetoothAidlTest::wait_for_completed_packets_event(uint16_t handle) {
		int packets_processed = 0;
		wait_for_event(false);
		if (event_queue.empty()) {
		ALOGW("%s: waitForBluetoothCallback timed out.", __func__);
		return packets_processed;
		}
		while (!event_queue.empty()) {
		std::vector<uint8_t> event;
		EXPECT_TRUE(event_queue.pop(event));

		EXPECT_EQ(kEventNumberOfCompletedPackets, event[kEventCodeByte]);
		EXPECT_EQ(1, event[kEventNumberOfCompletedPacketsNumHandles]);

		uint16_t event_handle = event[3] + (event[4] << 8);
		EXPECT_EQ(handle, event_handle);

		packets_processed += event[5] + (event[6] << 8);
		}
		return packets_processed;
		}

		// Empty test: Initialize()/Close() are called in SetUp()/TearDown().
		TEST_P(BluetoothAidlTest, InitializeAndClose) {}

		// Send an HCI Reset with sendHciCommand and wait for a command complete event.
		TEST_P(BluetoothAidlTest, HciReset) {
		std::vector<uint8_t> reset{kCommandHciReset,
		kCommandHciReset + sizeof(kCommandHciReset)};
		hci->sendHciCommand(reset);

		wait_for_command_complete_event(reset);
		}

		// Read and check the HCI version of the controller.
		TEST_P(BluetoothAidlTest, HciVersionTest) {
		std::vector<uint8_t> cmd{kCommandHciReadLocalVersionInformation,
		kCommandHciReadLocalVersionInformation +
		sizeof(kCommandHciReadLocalVersionInformation)};
		hci->sendHciCommand(cmd);

		wait_for_event();
		if (event_queue.empty()) {
		return;
		}

		std::vector<uint8_t> event;
		ASSERT_TRUE(event_queue.pop(event));
		ASSERT_GT(event.size(), static_cast<size_t>(kEventLocalLmpVersionByte));

		ASSERT_EQ(kEventCommandComplete, event[kEventCodeByte]);
		ASSERT_EQ(cmd[0], event[kEventCommandCompleteOpcodeLsByte]);
		ASSERT_EQ(cmd[1], event[kEventCommandCompleteOpcodeLsByte + 1]);
		ASSERT_EQ(kHciStatusSuccess, event[kEventCommandCompleteStatusByte]);

		ASSERT_LE(kHciMinimumHciVersion, event[kEventLocalHciVersionByte]);
		ASSERT_LE(kHciMinimumLmpVersion, event[kEventLocalLmpVersionByte]);
		}

		// Send an unknown HCI command and wait for the error message.
		TEST_P(BluetoothAidlTest, HciUnknownCommand) {
		std::vector<uint8_t> cmd{
		kCommandHciShouldBeUnknown,
		kCommandHciShouldBeUnknown + sizeof(kCommandHciShouldBeUnknown)};
		hci->sendHciCommand(cmd);

		wait_for_event();
		if (event_queue.empty()) {
		return;
		}

		std::vector<uint8_t> event;
		ASSERT_TRUE(event_queue.pop(event));

		ASSERT_GT(event.size(), static_cast<size_t>(kEventCommandCompleteStatusByte));
		if (event[kEventCodeByte] == kEventCommandComplete) {
		ASSERT_EQ(cmd[0], event[kEventCommandCompleteOpcodeLsByte]);
		ASSERT_EQ(cmd[1], event[kEventCommandCompleteOpcodeLsByte + 1]);
		ASSERT_EQ(kHciStatusUnknownHciCommand,
		event[kEventCommandCompleteStatusByte]);
		} else {
		ASSERT_EQ(kEventCommandStatus, event[kEventCodeByte]);
		ASSERT_EQ(cmd[0], event[kEventCommandStatusOpcodeLsByte]);
		ASSERT_EQ(cmd[1], event[kEventCommandStatusOpcodeLsByte + 1]);
		ASSERT_EQ(kHciStatusUnknownHciCommand,
		event[kEventCommandStatusStatusByte]);
		}
		}

		// Set all bits in the event mask
		TEST_P(BluetoothAidlTest, SetEventMask) {
		std::vector<uint8_t> set_event_mask{
		0x01, 0x0c, 0x08 /parameter bytes/, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
		0xff, 0xff};
		hci->sendHciCommand({set_event_mask});
		wait_for_command_complete_event(set_event_mask);
		}

		// Set all bits in the LE event mask
		TEST_P(BluetoothAidlTest, SetLeEventMask) {
		std::vector<uint8_t> set_event_mask{
		0x20, 0x0c, 0x08 /parameter bytes/, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
		0xff, 0xff};
		hci->sendHciCommand({set_event_mask});
		wait_for_command_complete_event(set_event_mask);
		}

		GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(BluetoothAidlTest);
		INSTANTIATE_TEST_SUITE_P(PerInstance, BluetoothAidlTest,
		testing::ValuesIn(android::getAidlHalInstanceNames(
		IBluetoothHci::descriptor)),
		android::PrintInstanceNameToString);

		int main(int argc, char** argv) {
		ABinderProcess_startThreadPool();
		::testing::InitGoogleTest(&argc, argv);
		int status = RUN_ALL_TESTS();
		ALOGI("Test result = %d", status);
		return status;
		}

bluetooth/aidl/vts/VtsHalBluetoothTargetTest.xml

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Original line number	Diff line number	Diff line
		<?xml version="1.0" encoding="utf-8"?>
		<!-- Copyright (C) 2023 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 VtsHalBluetoothTargetTest.">
		<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.RunCommandTargetPreparer">
		<option name="run-command" value="settings put global ble_scan_always_enabled 0" />
		<option name="run-command" value="cmd bluetooth_manager disable" />
		<option name="run-command" value="cmd bluetooth_manager wait-for-state:STATE_OFF" />
		<option name="teardown-command" value="cmd bluetooth_manager enable" />
		<option name="teardown-command" value="cmd bluetooth_manager wait-for-state:STATE_ON" />
		<option name="teardown-command" value="settings put global ble_scan_always_enabled 1" />
		</target_preparer>

		<target_preparer class="com.android.tradefed.targetprep.PushFilePreparer">
		<option name="cleanup" value="true" />
		<option name="push" value="VtsHalBluetoothTargetTest->/data/local/tmp/VtsHalBluetoothTargetTest" />
		</target_preparer>

		<test class="com.android.tradefed.testtype.GTest" >
		<option name="native-test-device-path" value="/data/local/tmp" />
		<option name="module-name" value="VtsHalBluetoothTargetTest" />
		</test>
		</configuration>