Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 244259a0 authored by Johan T. Halseth's avatar Johan T. Halseth
Browse files

Adding grantPermission for packageName 

Adding a hidden API in UsbManager for system services to grant
permissions to a specific package for a USB device without showing a
user dialog.

Bug: 28760255
Change-Id: Ie68cfc784b7894e9db12ab61bab0f7e6bfa369e3
parent 22ff8d07

core/java/android/hardware/usb/UsbManager.java

+21 −0
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ import com.android.internal.util.Preconditions; 


import android.app.PendingIntent;

import android.content.Context;

import android.content.pm.PackageManager.NameNotFoundException;

import android.os.Bundle;

import android.os.ParcelFileDescriptor;

import android.os.Process;
@@ -475,6 +476,26 @@ public class UsbManager { 
        }

    }



    /**

     * Grants permission to specified package for USB device without showing system dialog.

     * Only system components can call this function, as it requires the MANAGE_USB permission.

     * @param device to request permissions for

     * @param packageName of package to grant permissions

     *

     * {@hide}

     */

    public void grantPermission(UsbDevice device, String packageName) {

        try {

            int uid = mContext.getPackageManager()

                .getPackageUidAsUser(packageName, mContext.getUserId());

            mService.grantDevicePermission(device, uid);

        } catch (NameNotFoundException e) {

            Log.e(TAG, "Package " + packageName + " not found.", e);

        } catch (RemoteException e) {

            throw e.rethrowFromSystemServer();

        }

    }



    /**

     * Returns true if the specified USB function is currently enabled when in device mode.

     * <p>