Merge "Add getPackageInfo to IPackageManagerNative" into main

import android.content.pm.IPackageManagerNative;

import android.content.pm.IStagedApexObserver;

import android.content.pm.PackageInfo;

import android.content.pm.PackageInfoNative;

import android.content.pm.PackageManager;

import android.content.pm.Signature;

import android.content.pm.SignatureNative;

import android.content.pm.SigningInfoNative;

import android.content.pm.StagedApexInfo;

import android.os.Binder;

import android.os.RemoteException;

        }

    }

    @Override

    public PackageInfoNative getPackageInfoWithSigningInfo(String packageName, int userId) {

        PackageInfo pInfo = mPm.snapshotComputer().getPackageInfo(packageName,

                PackageManager.GET_SIGNING_CERTIFICATES, userId);

        if (pInfo == null)  {

            return null;

        }

        PackageInfoNative result = new PackageInfoNative();

        result.packageName = packageName;

        if (pInfo.signingInfo == null) {

            return result;

        }

        result.signingInfo = new SigningInfoNative();

        Signature[] signatures = pInfo.signingInfo.hasMultipleSigners()

                ? pInfo.signingInfo.getApkContentsSigners()

                : pInfo.signingInfo.getSigningCertificateHistory();

        if (signatures == null) {

            return result;

        }

        SignatureNative[] apkContentSigners = new SignatureNative[signatures.length];

        for (int i = 0; i < signatures.length; i++) {

            SignatureNative sig = new SignatureNative();

            sig.signature = signatures[i].toByteArray();

            apkContentSigners[i] = sig;

        }

        result.signingInfo.apkContentSigners = apkContentSigners;

        return result;

    }

    @Override

    public PackageInfoNative[] getPackageInfoWithSigningInfoForUid(int uid) throws RemoteException {

        String[] packageNames = mPm.snapshotComputer().getPackagesForUid(uid);

        if (packageNames == null) {

            return null;

        }

        int userId = UserHandle.getUserId(uid);

        PackageInfoNative[] result = new PackageInfoNative[packageNames.length];

        for (int i = 0; i < packageNames.length; i++) {

            result[i] = getPackageInfoWithSigningInfo(packageNames[i], userId);

        }

        return result;

    }

    @Override

    public int getPackageUid(String packageName, long flags, int userId) throws RemoteException {

        return mPm.snapshotComputer().getPackageUid(packageName, flags, userId);