Add Discord community version (64-bit only)

- Added realracing3-community.apk (71.57 MB)
- Removed 32-bit support (armeabi-v7a)
- Only includes arm64-v8a libraries
- Decompiled source code included
- Added README-community.md with analysis

decompiled-community/sources/com/facebook/ads/internal/util/common/ANActivityLifecycleCallbacksListener.java

@@ -0,0 +1,102 @@
+package com.facebook.ads.internal.util.common;
+
+import android.app.Activity;
+import android.app.Application;
+import android.content.Context;
+import android.os.Bundle;
+import androidx.annotation.Keep;
+import androidx.annotation.Nullable;
+import java.util.Collections;
+import java.util.Map;
+import java.util.WeakHashMap;
+
+@Keep
+/* loaded from: classes2.dex */
+public class ANActivityLifecycleCallbacksListener implements Application.ActivityLifecycleCallbacks {
+    public static final int ACTIVITY_CREATED = 1;
+    public static final int ACTIVITY_DESTROYED = 6;
+    public static final int ACTIVITY_PAUSED = 4;
+    public static final int ACTIVITY_RESUMED = 3;
+    public static final int ACTIVITY_STARTED = 2;
+    public static final int ACTIVITY_STOPPED = 5;
+
+    @Nullable
+    private static ANActivityLifecycleCallbacksListener sANActivityLifecycleCallbacksListener;
+    private static final Map<Activity, Integer> sActivityStateMap = Collections.synchronizedMap(new WeakHashMap());
+
+    public Map<Activity, Integer> getActivityStateMap() {
+        return sActivityStateMap;
+    }
+
+    @Override // android.app.Application.ActivityLifecycleCallbacks
+    public void onActivitySaveInstanceState(Activity activity, Bundle bundle) {
+    }
+
+    @Override // android.app.Application.ActivityLifecycleCallbacks
+    public void onActivityCreated(Activity activity, Bundle bundle) {
+        sActivityStateMap.put(activity, 1);
+    }
+
+    @Override // android.app.Application.ActivityLifecycleCallbacks
+    public void onActivityStarted(Activity activity) {
+        sActivityStateMap.put(activity, 2);
+    }
+
+    @Override // android.app.Application.ActivityLifecycleCallbacks
+    public void onActivityResumed(Activity activity) {
+        sActivityStateMap.put(activity, 3);
+    }
+
+    @Override // android.app.Application.ActivityLifecycleCallbacks
+    public void onActivityPaused(Activity activity) {
+        sActivityStateMap.put(activity, 4);
+    }
+
+    @Override // android.app.Application.ActivityLifecycleCallbacks
+    public void onActivityStopped(Activity activity) {
+        sActivityStateMap.put(activity, 5);
+    }
+
+    @Override // android.app.Application.ActivityLifecycleCallbacks
+    public void onActivityDestroyed(Activity activity) {
+        sActivityStateMap.put(activity, 6);
+    }
+
+    public static void registerActivityCallbacks(Context context) {
+        Context applicationContext = context.getApplicationContext();
+        synchronized (ANActivityLifecycleCallbacksListener.class) {
+            try {
+                if ((applicationContext instanceof Application) && sANActivityLifecycleCallbacksListener == null) {
+                    ANActivityLifecycleCallbacksListener aNActivityLifecycleCallbacksListener = new ANActivityLifecycleCallbacksListener();
+                    sANActivityLifecycleCallbacksListener = aNActivityLifecycleCallbacksListener;
+                    ((Application) applicationContext).registerActivityLifecycleCallbacks(aNActivityLifecycleCallbacksListener);
+                }
+            } catch (Throwable th) {
+                throw th;
+            }
+        }
+    }
+
+    @Nullable
+    public static synchronized ANActivityLifecycleCallbacksListener getANActivityLifecycleCallbacksListener() {
+        ANActivityLifecycleCallbacksListener aNActivityLifecycleCallbacksListener;
+        synchronized (ANActivityLifecycleCallbacksListener.class) {
+            aNActivityLifecycleCallbacksListener = sANActivityLifecycleCallbacksListener;
+        }
+        return aNActivityLifecycleCallbacksListener;
+    }
+
+    public static void unregisterActivityCallbacks(Context context) {
+        Context applicationContext = context.getApplicationContext();
+        synchronized (ANActivityLifecycleCallbacksListener.class) {
+            try {
+                if (applicationContext instanceof Application) {
+                    ((Application) applicationContext).unregisterActivityLifecycleCallbacks(sANActivityLifecycleCallbacksListener);
+                    sANActivityLifecycleCallbacksListener = null;
+                }
+            } catch (Throwable th) {
+                throw th;
+            }
+        }
+    }
+}

decompiled-community/sources/com/facebook/ads/internal/util/common/FbValidationUtils.java

@@ -0,0 +1,39 @@
+package com.facebook.ads.internal.util.common;
+
+import android.content.pm.PackageInfo;
+import android.content.pm.Signature;
+import android.util.Base64;
+import androidx.annotation.Nullable;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+/* loaded from: classes2.dex */
+public class FbValidationUtils {
+    public static final String DEBUG_FB_PACKAGE = "com.facebook.wakizashi";
+    public static final String FB4A_SHA256_HASH = "4/nh4M+Z0OVqBVumXiQbM5n3zqUkMmsM3W7BMn7Q/cE=";
+    public static final String FB_PACKAGE = "com.facebook.katana";
+
+    public static String getSigningCertificate(@Nullable PackageInfo packageInfo) {
+        if (packageInfo == null) {
+            return "";
+        }
+        try {
+            Signature[] signatureArr = packageInfo.signatures;
+            return signatureArr.length == 0 ? "" : calculateSHA256Fingerprint(signatureArr[0].toByteArray());
+        } catch (NoSuchAlgorithmException unused) {
+            return "";
+        }
+    }
+
+    private static String calculateSHA256Fingerprint(byte[] bArr) throws NoSuchAlgorithmException {
+        return Base64.encodeToString(MessageDigest.getInstance("SHA256").digest(bArr), 2);
+    }
+
+    public static boolean isFbSigningCertificateValid(String str) {
+        return isFbSigningCertificateValid(str, FB4A_SHA256_HASH);
+    }
+
+    public static boolean isFbSigningCertificateValid(String str, String str2) {
+        return str2.equals(str);
+    }
+}

decompiled-community/sources/com/facebook/ads/internal/util/common/Preconditions.java

@@ -0,0 +1,29 @@
+package com.facebook.ads.internal.util.common;
+
+import android.os.Looper;
+import androidx.annotation.Keep;
+import com.facebook.infer.annotation.Nullsafe;
+
+@Keep
+@Nullsafe(Nullsafe.Mode.LOCAL)
+/* loaded from: classes2.dex */
+public final class Preconditions {
+    public static <T> T checkNotNull(T t, String str) {
+        if (t != null) {
+            return t;
+        }
+        throw new IllegalArgumentException(str);
+    }
+
+    public static void checkIsTrue(boolean z, String str) {
+        if (!z) {
+            throw new IllegalArgumentException(str);
+        }
+    }
+
+    public static void checkIsOnMainThread() {
+        if (Looper.myLooper() != Looper.getMainLooper()) {
+            throw new RuntimeException("Must be called from the UiThread");
+        }
+    }
+}