Send / recv contextsync messages via securechannel (f64304aa) · Commits · e / os / android_frameworks_base

core/proto/android/companion/telecom.proto

+7 −3

Original line number	Diff line number	Diff line
		@@ -20,9 +20,9 @@ package android.companion;

		option java_multiple_files = true;

		// Next index: 2
		// Next index: 4
		message Telecom {
		// Next index: 5
		// Next index: 6
		message Call {
		// UUID representing this call
		int64 id = 1;
		@@ -34,6 +34,8 @@ message Telecom {
		// Human-readable name of the app processing this call
		string app_name = 2;
		bytes app_icon = 3;
		// Unique identifier for this app, such as a package name.
		string app_identifier = 4;
		}
		Origin origin = 2;

		@@ -59,9 +61,11 @@ message Telecom {
		REJECT_AND_BLOCK = 9;
		IGNORE = 10;
		}
		repeated Control controls_available = 4;
		repeated Control controls = 4;
		}

		// The list of active calls.
		repeated Call calls = 1;
		// The list of requested calls or call changes.
		repeated Call requests = 2;
		}

services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java

+41 −0

Original line number	Diff line number	Diff line
		@@ -108,6 +108,9 @@ import com.android.server.LocalServices;
		import com.android.server.SystemService;
		import com.android.server.companion.datatransfer.SystemDataTransferProcessor;
		import com.android.server.companion.datatransfer.SystemDataTransferRequestStore;
		import com.android.server.companion.datatransfer.contextsync.CrossDeviceCall;
		import com.android.server.companion.datatransfer.contextsync.CrossDeviceSyncController;
		import com.android.server.companion.datatransfer.contextsync.CrossDeviceSyncControllerCallback;
		import com.android.server.companion.presence.CompanionDevicePresenceMonitor;
		import com.android.server.companion.transport.CompanionTransportManager;
		import com.android.server.pm.UserManagerInternal;
		@@ -117,6 +120,7 @@ import java.io.File;
		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		import java.util.ArrayList;
		import java.util.Collection;
		import java.util.Collections;
		import java.util.HashMap;
		import java.util.HashSet;
		@@ -200,6 +204,8 @@ public class CompanionDeviceManagerService extends SystemService {
		private final RemoteCallbackList<IOnAssociationsChangedListener> mListeners =
		new RemoteCallbackList<>();

		private CrossDeviceSyncController mCrossDeviceSyncController;

		public CompanionDeviceManagerService(Context context) {
		super(context);

		@@ -239,6 +245,8 @@ public class CompanionDeviceManagerService extends SystemService {
		mTransportManager = new CompanionTransportManager(context, mAssociationStore);
		mSystemDataTransferProcessor = new SystemDataTransferProcessor(this, mAssociationStore,
		mSystemDataTransferRequestStore, mTransportManager);
		// TODO(b/279663946): move context sync to a dedicated system service
		mCrossDeviceSyncController = new CrossDeviceSyncController(getContext(), mTransportManager);

		// Publish "binder" service.
		final CompanionDeviceManagerImpl impl = new CompanionDeviceManagerImpl();
		@@ -1369,6 +1377,39 @@ public class CompanionDeviceManagerService extends SystemService {
		public void removeInactiveSelfManagedAssociations() {
		CompanionDeviceManagerService.this.removeInactiveSelfManagedAssociations();
		}

		@Override
		public void registerCallMetadataSyncCallback(CrossDeviceSyncControllerCallback callback) {
		if (CompanionDeviceConfig.isEnabled(
		CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)) {
		mCrossDeviceSyncController.registerCallMetadataSyncCallback(callback);
		}
		}

		@Override
		public void crossDeviceSync(int userId, Collection<CrossDeviceCall> calls) {
		if (CompanionDeviceConfig.isEnabled(
		CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)) {
		mCrossDeviceSyncController.syncToAllDevicesForUserId(userId, calls);
		}
		}

		@Override
		public void crossDeviceSync(AssociationInfo associationInfo,
		Collection<CrossDeviceCall> calls) {
		if (CompanionDeviceConfig.isEnabled(
		CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)) {
		mCrossDeviceSyncController.syncToSingleDevice(associationInfo, calls);
		}
		}

		@Override
		public void sendCrossDeviceSyncMessage(int associationId, byte[] message) {
		if (CompanionDeviceConfig.isEnabled(
		CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)) {
		mCrossDeviceSyncController.syncMessageToDevice(associationId, message);
		}
		}
		}

		/**

services/companion/java/com/android/server/companion/CompanionDeviceManagerServiceInternal.java

+30 −1

Original line number	Diff line number	Diff line
		@@ -16,12 +16,41 @@

		package com.android.server.companion;

		import android.companion.AssociationInfo;

		import com.android.server.companion.datatransfer.contextsync.CrossDeviceCall;
		import com.android.server.companion.datatransfer.contextsync.CrossDeviceSyncControllerCallback;

		import java.util.Collection;

		/**
		* Companion Device Manager Local System Service Interface.
		*/
		interface CompanionDeviceManagerServiceInternal {
		public interface CompanionDeviceManagerServiceInternal {
		/**
		* @see CompanionDeviceManagerService#removeInactiveSelfManagedAssociations
		*/
		void removeInactiveSelfManagedAssociations();

		/**
		* Registers a callback from an InCallService / ConnectionService to CDM to process sync
		* requests and perform call control actions.
		*/
		void registerCallMetadataSyncCallback(CrossDeviceSyncControllerCallback callback);

		/**
		* Requests a sync from an InCallService / ConnectionService to CDM, for the given association
		* and message.
		*/
		void sendCrossDeviceSyncMessage(int associationId, byte[] message);

		/**
		* Requests a sync from an InCallService to CDM, for the given user and call metadata.
		*/
		void crossDeviceSync(int userId, Collection<CrossDeviceCall> calls);

		/**
		* Requests a sync from an InCallService to CDM, for the given association and call metadata.
		*/
		void crossDeviceSync(AssociationInfo associationInfo, Collection<CrossDeviceCall> calls);
		}

services/companion/java/com/android/server/companion/datatransfer/contextsync/CallMetadataSyncInCallService.java

+124 −63

Original line number	Diff line number	Diff line
		@@ -17,15 +17,20 @@
		package com.android.server.companion.datatransfer.contextsync;

		import android.annotation.Nullable;
		import android.companion.AssociationInfo;
		import android.telecom.Call;
		import android.telecom.InCallService;
		import android.telecom.TelecomManager;
		import android.util.Slog;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.server.LocalServices;
		import com.android.server.companion.CompanionDeviceConfig;
		import com.android.server.companion.CompanionDeviceManagerServiceInternal;

		import java.util.Collection;
		import java.util.HashMap;
		import java.util.Iterator;
		import java.util.Map;
		import java.util.stream.Collectors;

		@@ -35,21 +40,49 @@ import java.util.stream.Collectors;
		*/
		public class CallMetadataSyncInCallService extends InCallService {

		private static final String TAG = "CallMetadataIcs";
		private static final long NOT_VALID = -1L;

		private CompanionDeviceManagerServiceInternal mCdmsi;

		@VisibleForTesting
		final Map<Call, CrossDeviceCall> mCurrentCalls = new HashMap<>();
		@VisibleForTesting
		boolean mShouldSync;
		@VisibleForTesting int mNumberOfActiveSyncAssociations;
		final Call.Callback mTelecomCallback = new Call.Callback() {
		@Override
		public void onDetailsChanged(Call call, Call.Details details) {
		mCurrentCalls.get(call).updateCallDetails(details);
		if (mNumberOfActiveSyncAssociations > 0) {
		final CrossDeviceCall crossDeviceCall = mCurrentCalls.get(call);
		if (crossDeviceCall != null) {
		crossDeviceCall.updateCallDetails(details);
		sync(getUserId());
		} else {
		Slog.w(TAG, "Could not update details for nonexistent call");
		}
		}
		}
		};
		final CallMetadataSyncCallback mCallMetadataSyncCallback = new CallMetadataSyncCallback() {
		final CrossDeviceSyncControllerCallback
		mCrossDeviceSyncControllerCallback = new CrossDeviceSyncControllerCallback() {
		@Override
		void processCallControlAction(int crossDeviceCallId, int callControlAction) {
		void processContextSyncMessage(int associationId,
		CallMetadataSyncData callMetadataSyncData) {
		final Iterator<CallMetadataSyncData.Call> iterator =
		callMetadataSyncData.getRequests().iterator();
		while (iterator.hasNext()) {
		final CallMetadataSyncData.Call call = iterator.next();
		if (call.getId() != 0) {
		// The call is already assigned an id; treat as control invocations.
		for (int control : call.getControls()) {
		processCallControlAction(call.getId(), control);
		}
		}
		iterator.remove();
		}
		}

		private void processCallControlAction(long crossDeviceCallId,
		int callControlAction) {
		final CrossDeviceCall crossDeviceCall = getCallForId(crossDeviceCallId,
		mCurrentCalls.values());
		switch (callControlAction) {
		@@ -92,16 +125,24 @@ public class CallMetadataSyncInCallService extends InCallService {
		}

		@Override
		void requestCrossDeviceSync(int userId) {
		void requestCrossDeviceSync(AssociationInfo associationInfo) {
		if (associationInfo.getUserId() == getUserId()) {
		sync(associationInfo);
		}
		}

		@Override
		void updateStatus(int userId, boolean shouldSyncCallMetadata) {
		void updateNumberOfActiveSyncAssociations(int userId, boolean added) {
		if (userId == getUserId()) {
		mShouldSync = shouldSyncCallMetadata;
		if (shouldSyncCallMetadata) {
		initializeCalls();
		final boolean wasActivelySyncing = mNumberOfActiveSyncAssociations > 0;
		if (added) {
		mNumberOfActiveSyncAssociations++;
		} else {
		mNumberOfActiveSyncAssociations--;
		}
		if (!wasActivelySyncing && mNumberOfActiveSyncAssociations > 0) {
		initializeCalls();
		} else if (wasActivelySyncing && mNumberOfActiveSyncAssociations <= 0) {
		mCurrentCalls.clear();
		}
		}
		@@ -111,14 +152,20 @@ public class CallMetadataSyncInCallService extends InCallService {
		@Override
		public void onCreate() {
		super.onCreate();
		initializeCalls();
		if (CompanionDeviceConfig.isEnabled(CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)) {
		mCdmsi = LocalServices.getService(CompanionDeviceManagerServiceInternal.class);
		mCdmsi.registerCallMetadataSyncCallback(mCrossDeviceSyncControllerCallback);
		}
		}

		private void initializeCalls() {
		if (CompanionDeviceConfig.isEnabled(CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)
		&& mShouldSync) {
		&& mNumberOfActiveSyncAssociations > 0) {
		mCurrentCalls.putAll(getCalls().stream().collect(Collectors.toMap(call -> call,
		call -> new CrossDeviceCall(getPackageManager(), call, getCallAudioState()))));
		mCurrentCalls.keySet().forEach(call -> call.registerCallback(mTelecomCallback,
		getMainThreadHandler()));
		sync(getUserId());
		}
		}

		@@ -139,33 +186,39 @@ public class CallMetadataSyncInCallService extends InCallService {
		@Override
		public void onCallAdded(Call call) {
		if (CompanionDeviceConfig.isEnabled(CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)
		&& mShouldSync) {
		&& mNumberOfActiveSyncAssociations > 0) {
		mCurrentCalls.put(call,
		new CrossDeviceCall(getPackageManager(), call, getCallAudioState()));
		call.registerCallback(mTelecomCallback);
		sync(getUserId());
		}
		}

		@Override
		public void onCallRemoved(Call call) {
		if (CompanionDeviceConfig.isEnabled(CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)
		&& mShouldSync) {
		&& mNumberOfActiveSyncAssociations > 0) {
		mCurrentCalls.remove(call);
		call.unregisterCallback(mTelecomCallback);
		sync(getUserId());
		}
		}

		@Override
		public void onMuteStateChanged(boolean isMuted) {
		if (CompanionDeviceConfig.isEnabled(CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)
		&& mShouldSync) {
		&& mNumberOfActiveSyncAssociations > 0) {
		mCurrentCalls.values().forEach(call -> call.updateMuted(isMuted));
		sync(getUserId());
		}
		}

		@Override
		public void onSilenceRinger() {
		if (CompanionDeviceConfig.isEnabled(CompanionDeviceConfig.ENABLE_CONTEXT_SYNC_TELECOM)
		&& mShouldSync) {
		&& mNumberOfActiveSyncAssociations > 0) {
		mCurrentCalls.values().forEach(call -> call.updateSilencedIfRinging());
		sync(getUserId());
		}
		}

		@@ -183,4 +236,12 @@ public class CallMetadataSyncInCallService extends InCallService {
		telecomManager.silenceRinger();
		}
		}

		private void sync(int userId) {
		mCdmsi.crossDeviceSync(userId, mCurrentCalls.values());
		}

		private void sync(AssociationInfo associationInfo) {
		mCdmsi.crossDeviceSync(associationInfo, mCurrentCalls.values());
		}
		}
		No newline at end of file

services/companion/java/com/android/server/companion/datatransfer/contextsync/CrossDeviceSyncController.java

+272 −108

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