Merge "Camera / UidObserver: Add the ability to subscribe to specific UIDs" into udc-dev (9560a12c) · Commits · e / os / platform_frameworks_native

libs/binder/ActivityManager.cpp

+34 −0

Original line number	Diff line number	Diff line
		@@ -75,6 +75,20 @@ status_t ActivityManager::registerUidObserver(const sp<IUidObserver>& observer,
		return DEAD_OBJECT;
		}

		status_t ActivityManager::registerUidObserverForUids(const sp<IUidObserver>& observer,
		const int32_t event, const int32_t cutpoint,
		const String16& callingPackage,
		const int32_t uids[], size_t nUids,
		/out/ sp<IBinder>& observerToken) {
		sp<IActivityManager> service = getService();
		if (service != nullptr) {
		return service->registerUidObserverForUids(observer, event, cutpoint, callingPackage, uids,
		nUids, observerToken);
		}
		// ActivityManagerService appears dead. Return usual error code for dead service.
		return DEAD_OBJECT;
		}

		status_t ActivityManager::unregisterUidObserver(const sp<IUidObserver>& observer)
		{
		sp<IActivityManager> service = getService();
		@@ -85,6 +99,26 @@ status_t ActivityManager::unregisterUidObserver(const sp<IUidObserver>& observer
		return DEAD_OBJECT;
		}

		status_t ActivityManager::addUidToObserver(const sp<IBinder>& observerToken,
		const String16& callingPackage, int32_t uid) {
		sp<IActivityManager> service = getService();
		if (service != nullptr) {
		return service->addUidToObserver(observerToken, callingPackage, uid);
		}
		// ActivityManagerService appears dead. Return usual error code for dead service.
		return DEAD_OBJECT;
		}

		status_t ActivityManager::removeUidFromObserver(const sp<IBinder>& observerToken,
		const String16& callingPackage, int32_t uid) {
		sp<IActivityManager> service = getService();
		if (service != nullptr) {
		return service->removeUidFromObserver(observerToken, callingPackage, uid);
		}
		// ActivityManagerService appears dead. Return usual error code for dead service.
		return DEAD_OBJECT;
		}

		bool ActivityManager::isUidActive(const uid_t uid, const String16& callingPackage)
		{
		sp<IActivityManager> service = getService();

libs/binder/IActivityManager.cpp

+52 −0

Original line number	Diff line number	Diff line
		@@ -77,6 +77,30 @@ public:
		return OK;
		}

		virtual status_t registerUidObserverForUids(const sp<IUidObserver>& observer,
		const int32_t event, const int32_t cutpoint,
		const String16& callingPackage,
		const int32_t uids[], size_t nUids,
		/out/ sp<IBinder>& observerToken) {
		Parcel data, reply;
		data.writeInterfaceToken(IActivityManager::getInterfaceDescriptor());
		data.writeStrongBinder(IInterface::asBinder(observer));
		data.writeInt32(event);
		data.writeInt32(cutpoint);
		data.writeString16(callingPackage);
		data.writeInt32Array(nUids, uids);
		status_t err =
		remote()->transact(REGISTER_UID_OBSERVER_FOR_UIDS_TRANSACTION, data, &reply);
		if (err != NO_ERROR \|\| ((err = reply.readExceptionCode()) != NO_ERROR)) {
		return err;
		}
		err = reply.readStrongBinder(&observerToken);
		if (err != NO_ERROR \|\| ((err = reply.readExceptionCode()) != NO_ERROR)) {
		return err;
		}
		return OK;
		}

		virtual status_t unregisterUidObserver(const sp<IUidObserver>& observer)
		{
		Parcel data, reply;
		@@ -89,6 +113,34 @@ public:
		return OK;
		}

		virtual status_t addUidToObserver(const sp<IBinder>& observerToken,
		const String16& callingPackage, int32_t uid) {
		Parcel data, reply;
		data.writeInterfaceToken(IActivityManager::getInterfaceDescriptor());
		data.writeStrongBinder(observerToken);
		data.writeString16(callingPackage);
		data.writeInt32(uid);
		status_t err = remote()->transact(ADD_UID_TO_OBSERVER_TRANSACTION, data, &reply);
		if (err != NO_ERROR \|\| ((err = reply.readExceptionCode()) != NO_ERROR)) {
		return err;
		}
		return OK;
		}

		virtual status_t removeUidFromObserver(const sp<IBinder>& observerToken,
		const String16& callingPackage, int32_t uid) {
		Parcel data, reply;
		data.writeInterfaceToken(IActivityManager::getInterfaceDescriptor());
		data.writeStrongBinder(observerToken);
		data.writeString16(callingPackage);
		data.writeInt32(uid);
		status_t err = remote()->transact(REMOVE_UID_FROM_OBSERVER_TRANSACTION, data, &reply);
		if (err != NO_ERROR \|\| ((err = reply.readExceptionCode()) != NO_ERROR)) {
		return err;
		}
		return OK;
		}

		virtual bool isUidActive(const uid_t uid, const String16& callingPackage)
		{
		Parcel data, reply;

libs/binder/include_activitymanager/binder/ActivityManager.h

+8 −0

Original line number	Diff line number	Diff line
		@@ -82,7 +82,15 @@ public:
		const int32_t event,
		const int32_t cutpoint,
		const String16& callingPackage);
		status_t registerUidObserverForUids(const sp<IUidObserver>& observer, const int32_t event,
		const int32_t cutpoint, const String16& callingPackage,
		const int32_t uids[], size_t nUids,
		/out/ sp<IBinder>& observerToken);
		status_t unregisterUidObserver(const sp<IUidObserver>& observer);
		status_t addUidToObserver(const sp<IBinder>& observerToken, const String16& callingPackage,
		int32_t uid);
		status_t removeUidFromObserver(const sp<IBinder>& observerToken, const String16& callingPackage,
		int32_t uid);
		bool isUidActive(const uid_t uid, const String16& callingPackage);
		int getUidProcessState(const uid_t uid, const String16& callingPackage);
		status_t checkPermission(const String16& permission, const pid_t pid, const uid_t uid, int32_t* outResult);

libs/binder/include_activitymanager/binder/IActivityManager.h

+12 −0

Original line number	Diff line number	Diff line
		@@ -35,7 +35,16 @@ public:
		const int32_t event,
		const int32_t cutpoint,
		const String16& callingPackage) = 0;
		virtual status_t registerUidObserverForUids(const sp<IUidObserver>& observer,
		const int32_t event, const int32_t cutpoint,
		const String16& callingPackage,
		const int32_t uids[], size_t nUids,
		/out/ sp<IBinder>& observerToken) = 0;
		virtual status_t unregisterUidObserver(const sp<IUidObserver>& observer) = 0;
		virtual status_t addUidToObserver(const sp<IBinder>& observerToken,
		const String16& callingPackage, int32_t uid) = 0;
		virtual status_t removeUidFromObserver(const sp<IBinder>& observerToken,
		const String16& callingPackage, int32_t uid) = 0;
		virtual bool isUidActive(const uid_t uid, const String16& callingPackage) = 0;
		virtual int32_t getUidProcessState(const uid_t uid, const String16& callingPackage) = 0;
		virtual status_t checkPermission(const String16& permission,
		@@ -51,6 +60,9 @@ public:
		OPEN_CONTENT_URI_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION,
		REGISTER_UID_OBSERVER_TRANSACTION,
		UNREGISTER_UID_OBSERVER_TRANSACTION,
		REGISTER_UID_OBSERVER_FOR_UIDS_TRANSACTION,
		ADD_UID_TO_OBSERVER_TRANSACTION,
		REMOVE_UID_FROM_OBSERVER_TRANSACTION,
		IS_UID_ACTIVE_TRANSACTION,
		GET_UID_PROCESS_STATE_TRANSACTION,
		CHECK_PERMISSION_TRANSACTION,