CrackMe.apk
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package androidx.core.provider;
import android.content.ContentUris;
import android.content.Context;
import android.content.pm.PackageManager;
import android.content.pm.ProviderInfo;
import android.content.pm.Signature;
import android.content.res.Resources;
import android.database.Cursor;
import android.net.Uri;
import android.os.Build;
import android.os.CancellationSignal;
import androidx.core.content.res.FontResourcesParserCompat;
import androidx.core.provider.FontsContractCompat;
import com.facebook.common.util.UriUtil;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
class FontProvider {
private static final Comparator<byte[]> sByteArrayComparator = new Comparator<byte[]>() {
/* JADX DEBUG: Multi-variable search result rejected for TypeSearchVarInfo{r6v2, resolved type: byte} */
/* JADX DEBUG: Multi-variable search result rejected for TypeSearchVarInfo{r5v2, resolved type: byte} */
/* JADX DEBUG: Multi-variable search result rejected for TypeSearchVarInfo{r5v5, resolved type: byte} */
/* JADX DEBUG: Multi-variable search result rejected for TypeSearchVarInfo{r6v4, resolved type: byte} */
/* JADX DEBUG: Multi-variable search result rejected for TypeSearchVarInfo{r5v6, resolved type: byte} */
/* JADX DEBUG: Multi-variable search result rejected for TypeSearchVarInfo{r6v5, resolved type: byte} */
/* JADX WARNING: Multi-variable type inference failed */
/* Code decompiled incorrectly, please refer to instructions dump. */
public int compare(byte[] r5, byte[] r6) {
/*
r4 = this;
int r0 = r5.length
int r1 = r6.length
if (r0 == r1) goto L_0x0008
int r5 = r5.length
int r6 = r6.length
L_0x0006:
int r5 = r5 - r6
return r5
L_0x0008:
r0 = 0
r1 = 0
L_0x000a:
int r2 = r5.length
if (r1 >= r2) goto L_0x001b
byte r2 = r5[r1]
byte r3 = r6[r1]
if (r2 == r3) goto L_0x0018
byte r5 = r5[r1]
byte r6 = r6[r1]
goto L_0x0006
L_0x0018:
int r1 = r1 + 1
goto L_0x000a
L_0x001b:
return r0
*/
throw new UnsupportedOperationException("Method not decompiled: androidx.core.provider.FontProvider.AnonymousClass1.compare(byte[], byte[]):int");
}
};
private FontProvider() {
}
static FontsContractCompat.FontFamilyResult getFontFamilyResult(Context context, FontRequest fontRequest, CancellationSignal cancellationSignal) throws PackageManager.NameNotFoundException {
ProviderInfo provider = getProvider(context.getPackageManager(), fontRequest, context.getResources());
if (provider == null) {
return FontsContractCompat.FontFamilyResult.create(1, (FontsContractCompat.FontInfo[]) null);
}
return FontsContractCompat.FontFamilyResult.create(0, query(context, fontRequest, provider.authority, cancellationSignal));
}
static ProviderInfo getProvider(PackageManager packageManager, FontRequest fontRequest, Resources resources) throws PackageManager.NameNotFoundException {
String providerAuthority = fontRequest.getProviderAuthority();
ProviderInfo resolveContentProvider = packageManager.resolveContentProvider(providerAuthority, 0);
if (resolveContentProvider == null) {
throw new PackageManager.NameNotFoundException("No package found for authority: " + providerAuthority);
} else if (resolveContentProvider.packageName.equals(fontRequest.getProviderPackage())) {
List<byte[]> convertToByteArrayList = convertToByteArrayList(packageManager.getPackageInfo(resolveContentProvider.packageName, 64).signatures);
Collections.sort(convertToByteArrayList, sByteArrayComparator);
List<List<byte[]>> certificates = getCertificates(fontRequest, resources);
for (int i = 0; i < certificates.size(); i++) {
ArrayList arrayList = new ArrayList(certificates.get(i));
Collections.sort(arrayList, sByteArrayComparator);
if (equalsByteArrayList(convertToByteArrayList, arrayList)) {
return resolveContentProvider;
}
}
return null;
} else {
throw new PackageManager.NameNotFoundException("Found content provider " + providerAuthority + ", but package was not " + fontRequest.getProviderPackage());
}
}
static FontsContractCompat.FontInfo[] query(Context context, FontRequest fontRequest, String str, CancellationSignal cancellationSignal) {
int i;
Uri uri;
Cursor query;
String str2 = str;
ArrayList arrayList = new ArrayList();
Uri build = new Uri.Builder().scheme(UriUtil.LOCAL_CONTENT_SCHEME).authority(str2).build();
Uri build2 = new Uri.Builder().scheme(UriUtil.LOCAL_CONTENT_SCHEME).authority(str2).appendPath("file").build();
Cursor cursor = null;
try {
String[] strArr = {"_id", FontsContractCompat.Columns.FILE_ID, FontsContractCompat.Columns.TTC_INDEX, FontsContractCompat.Columns.VARIATION_SETTINGS, FontsContractCompat.Columns.WEIGHT, FontsContractCompat.Columns.ITALIC, FontsContractCompat.Columns.RESULT_CODE};
if (Build.VERSION.SDK_INT > 16) {
query = context.getContentResolver().query(build, strArr, "query = ?", new String[]{fontRequest.getQuery()}, (String) null, cancellationSignal);
} else {
query = context.getContentResolver().query(build, strArr, "query = ?", new String[]{fontRequest.getQuery()}, (String) null);
}
if (cursor != null && cursor.getCount() > 0) {
int columnIndex = cursor.getColumnIndex(FontsContractCompat.Columns.RESULT_CODE);
ArrayList arrayList2 = new ArrayList();
int columnIndex2 = cursor.getColumnIndex("_id");
int columnIndex3 = cursor.getColumnIndex(FontsContractCompat.Columns.FILE_ID);
int columnIndex4 = cursor.getColumnIndex(FontsContractCompat.Columns.TTC_INDEX);
int columnIndex5 = cursor.getColumnIndex(FontsContractCompat.Columns.WEIGHT);
int columnIndex6 = cursor.getColumnIndex(FontsContractCompat.Columns.ITALIC);
while (cursor.moveToNext()) {
int i2 = columnIndex != -1 ? cursor.getInt(columnIndex) : 0;
int i3 = columnIndex4 != -1 ? cursor.getInt(columnIndex4) : 0;
if (columnIndex3 == -1) {
i = i2;
uri = ContentUris.withAppendedId(build, cursor.getLong(columnIndex2));
} else {
i = i2;
uri = ContentUris.withAppendedId(build2, cursor.getLong(columnIndex3));
}
arrayList2.add(FontsContractCompat.FontInfo.create(uri, i3, columnIndex5 != -1 ? cursor.getInt(columnIndex5) : 400, columnIndex6 != -1 && cursor.getInt(columnIndex6) == 1, i));
}
arrayList = arrayList2;
}
return (FontsContractCompat.FontInfo[]) arrayList.toArray(new FontsContractCompat.FontInfo[0]);
} finally {
if (cursor != null) {
cursor.close();
}
}
}
private static List<List<byte[]>> getCertificates(FontRequest fontRequest, Resources resources) {
if (fontRequest.getCertificates() != null) {
return fontRequest.getCertificates();
}
return FontResourcesParserCompat.readCerts(resources, fontRequest.getCertificatesArrayResId());
}
private static boolean equalsByteArrayList(List<byte[]> list, List<byte[]> list2) {
if (list.size() != list2.size()) {
return false;
}
for (int i = 0; i < list.size(); i++) {
if (!Arrays.equals(list.get(i), list2.get(i))) {
return false;
}
}
return true;
}
private static List<byte[]> convertToByteArrayList(Signature[] signatureArr) {
ArrayList arrayList = new ArrayList();
for (Signature byteArray : signatureArr) {
arrayList.add(byteArray.toByteArray());
}
return arrayList;
}
}
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