Add decompiled APK source code (JADX)

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- Full Java source code
- Smali files
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Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

decompiled/sources/com/google/android/gms/internal/ads/zzfnd.java

@@ -0,0 +1,45 @@
+package com.google.android.gms.internal.ads;
+
+import android.os.Build;
+import androidx.annotation.VisibleForTesting;
+import com.applovin.exoplayer2.common.base.Ascii;
+import java.io.File;
+import java.io.IOException;
+import java.security.GeneralSecurityException;
+import java.security.MessageDigest;
+import java.security.cert.X509Certificate;
+import java.util.Arrays;
+
+/* loaded from: classes3.dex */
+public final class zzfnd {
+
+    @VisibleForTesting
+    protected static final byte[] zza = {61, 122, Ascii.DC2, 35, 1, -102, -93, -99, -98, -96, -29, 67, 106, -73, -64, -119, 107, -5, 79, -74, 121, -12, -34, 95, -25, -62, 63, 50, 108, -113, -103, 74};
+
+    @VisibleForTesting
+    protected static final byte[] zzb = {-110, -13, -34, 70, -83, 43, 97, Ascii.NAK, -44, Ascii.DLE, -54, -125, -28, -57, -125, -127, -7, 17, 102, -69, 116, -121, -79, 43, -13, 120, 58, 55, -29, -108, 95, 83};
+    private final byte[] zzc = zzb;
+    private final byte[] zzd = zza;
+
+    public final boolean zza(File file) throws GeneralSecurityException {
+        try {
+            X509Certificate[][] zza2 = zzaos.zza(file.getAbsolutePath());
+            if (zza2.length != 1) {
+                throw new GeneralSecurityException("APK has more than one signature.");
+            }
+            byte[] digest = MessageDigest.getInstance("SHA-256").digest(zza2[0][0].getEncoded());
+            if (Arrays.equals(this.zzd, digest)) {
+                return true;
+            }
+            return !"user".equals(Build.TYPE) && Arrays.equals(this.zzc, digest);
+        } catch (zzaoo e) {
+            throw new GeneralSecurityException("Package is not signed", e);
+        } catch (IOException e2) {
+            e = e2;
+            throw new GeneralSecurityException("Failed to verify signatures", e);
+        } catch (RuntimeException e3) {
+            e = e3;
+            throw new GeneralSecurityException("Failed to verify signatures", e);
+        }
+    }
+}