Merge "Fix parsing code parcelling errors" into rvc-dev am: 2b220b4ef7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15583462

Change-Id: Ifba815fef90ebfbac8b871b337baf8f87d1a2d27

core/java/android/content/pm/parsing/ParsingPackageImpl.java

@@ -1007,7 +1007,7 @@ public class ParsingPackageImpl implements ParsingPackage, Parcelable {
         sForInternedStringList.parcel(this.requestedPermissions, dest, flags);
         sForInternedStringList.parcel(this.implicitPermissions, dest, flags);
         sForStringSet.parcel(this.upgradeKeySets, dest, flags);
-        dest.writeMap(this.keySetMapping);
+        ParsingPackageUtils.writeKeySetMapping(dest, this.keySetMapping);
         sForInternedStringList.parcel(this.protectedBroadcasts, dest, flags);
         dest.writeTypedList(this.activities);
         dest.writeTypedList(this.receivers);
@@ -1026,7 +1026,7 @@ public class ParsingPackageImpl implements ParsingPackage, Parcelable {
         dest.writeBoolean(this.use32BitAbi);
         dest.writeBoolean(this.visibleToInstantApps);
         dest.writeBoolean(this.forceQueryable);
-        dest.writeParcelableList(this.queriesIntents, flags);
+        dest.writeTypedList(this.queriesIntents, flags);
         sForInternedStringList.parcel(this.queriesPackages, dest, flags);
         sForInternedStringSet.parcel(this.queriesProviders, dest, flags);
         dest.writeString(this.appComponentFactory);
@@ -1169,7 +1169,7 @@ public class ParsingPackageImpl implements ParsingPackage, Parcelable {
         this.requestedPermissions = sForInternedStringList.unparcel(in);
         this.implicitPermissions = sForInternedStringList.unparcel(in);
         this.upgradeKeySets = sForStringSet.unparcel(in);
-        this.keySetMapping = in.readHashMap(boot);
+        this.keySetMapping = ParsingPackageUtils.readKeySetMapping(in);
         this.protectedBroadcasts = sForInternedStringList.unparcel(in);
 
         this.activities = in.createTypedArrayList(ParsedActivity.CREATOR);

core/java/android/content/pm/parsing/ParsingPackageUtils.java

@@ -84,6 +84,7 @@ import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.FileUtils;
+import android.os.Parcel;
 import android.os.RemoteException;
 import android.os.Trace;
 import android.os.ext.SdkExtensions;
@@ -2834,6 +2835,68 @@ public class ParsingPackageUtils {
         return sa.getNonResourceString(index);
     }
 
+    /**
+     * Writes the keyset mapping to the provided package. {@code null} mappings are permitted.
+     */
+    public static void writeKeySetMapping(@NonNull Parcel dest,
+            @NonNull Map<String, ArraySet<PublicKey>> keySetMapping) {
+        if (keySetMapping == null) {
+            dest.writeInt(-1);
+            return;
+        }
+
+        final int N = keySetMapping.size();
+        dest.writeInt(N);
+
+        for (String key : keySetMapping.keySet()) {
+            dest.writeString(key);
+            ArraySet<PublicKey> keys = keySetMapping.get(key);
+            if (keys == null) {
+                dest.writeInt(-1);
+                continue;
+            }
+
+            final int M = keys.size();
+            dest.writeInt(M);
+            for (int j = 0; j < M; j++) {
+                dest.writeSerializable(keys.valueAt(j));
+            }
+        }
+    }
+
+    /**
+     * Reads a keyset mapping from the given parcel at the given data position. May return
+     * {@code null} if the serialized mapping was {@code null}.
+     */
+    @NonNull
+    public static ArrayMap<String, ArraySet<PublicKey>> readKeySetMapping(@NonNull Parcel in) {
+        final int N = in.readInt();
+        if (N == -1) {
+            return null;
+        }
+
+        ArrayMap<String, ArraySet<PublicKey>> keySetMapping = new ArrayMap<>();
+        for (int i = 0; i < N; ++i) {
+            String key = in.readString();
+            final int M = in.readInt();
+            if (M == -1) {
+                keySetMapping.put(key, null);
+                continue;
+            }
+
+            ArraySet<PublicKey> keys = new ArraySet<>(M);
+            for (int j = 0; j < M; ++j) {
+                PublicKey pk = (PublicKey) in.readSerializable();
+                keys.add(pk);
+            }
+
+            keySetMapping.put(key, keys);
+        }
+
+        return keySetMapping;
+    }
+
+
     /**
      * Callback interface for retrieving information that may be needed while parsing
      * a package.