Introduce a new user restriction for disallowing Bluetooth. am: cea5b6c7bd (ab3485c7) · Commits · e / os / android_packages_modules_Bluetooth

service/java/com/android/server/bluetooth/BluetoothManagerService.java

+46 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,7 @@ import android.content.pm.PackageManager;
		import android.content.pm.UserInfo;
		import android.database.ContentObserver;
		import android.os.Binder;
		import android.os.Bundle;
		import android.os.Handler;
		import android.os.IBinder;
		import android.os.Looper;
		@@ -49,6 +50,8 @@ import android.os.RemoteException;
		import android.os.SystemClock;
		import android.os.UserHandle;
		import android.os.UserManager;
		import android.os.UserManagerInternal;
		import android.os.UserManagerInternal.UserRestrictionsListener;
		import android.provider.Settings;
		import android.provider.Settings.SettingNotFoundException;
		import android.util.Slog;
		@@ -172,6 +175,19 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
		}
		};

		private final UserRestrictionsListener mUserRestrictionsListener =
		new UserRestrictionsListener() {
		@Override
		public void onUserRestrictionsChanged(int userId, Bundle newRestrictions,
		Bundle prevRestrictions) {
		final boolean bluetoothDisallowed =
		newRestrictions.getBoolean(UserManager.DISALLOW_BLUETOOTH);
		if ((mEnable \|\| mEnableExternal) && bluetoothDisallowed) {
		disable(true);
		}
		}
		};

		private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
		@Override
		public void onReceive(Context context, Intent intent) {
		@@ -625,6 +641,13 @@ class BluetoothManagerService extends IBluetoothManager.Stub {

		public boolean enableNoAutoConnect()
		{
		if (isBluetoothDisallowed()) {
		if (DBG) {
		Slog.d(TAG, "enableNoAutoConnect(): not enabling - bluetooth disallowed");
		}
		return false;
		}

		mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
		"Need BLUETOOTH ADMIN permission");

		@@ -647,6 +670,13 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
		}

		public boolean enable() {
		if (isBluetoothDisallowed()) {
		if (DBG) {
		Slog.d(TAG,"enable(): not enabling - bluetooth disallowed");
		}
		return false;
		}

		if ((Binder.getCallingUid() != Process.SYSTEM_UID) &&
		(!checkIfCallerIsForegroundUser())) {
		Slog.w(TAG,"enable(): not allowed for non-active and non system user");
		@@ -808,6 +838,12 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
		*/
		public void handleOnBootPhase() {
		if (DBG) Slog.d(TAG, "Bluetooth boot completed");
		UserManagerInternal userManagerInternal =
		LocalServices.getService(UserManagerInternal.class);
		userManagerInternal.addUserRestrictionsListener(mUserRestrictionsListener);
		if (isBluetoothDisallowed()) {
		return;
		}
		if (mEnableExternal && isBluetoothPersistedStateOnBluetooth()) {
		if (DBG) Slog.d(TAG, "Auto-enabling Bluetooth.");
		sendEnableMsg(mQuietEnableExternal);
		@@ -1851,6 +1887,16 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
		}
		}

		private boolean isBluetoothDisallowed() {
		long callingIdentity = Binder.clearCallingIdentity();
		try {
		return mContext.getSystemService(UserManager.class)
		.hasUserRestriction(UserManager.DISALLOW_BLUETOOTH, UserHandle.SYSTEM);
		} finally {
		Binder.restoreCallingIdentity(callingIdentity);
		}
		}

		@Override
		public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
		mContext.enforceCallingOrSelfPermission(android.Manifest.permission.DUMP, TAG);