Merge "Add kanant as automotive test owner" into main
diff --git a/api/Android.bp b/api/Android.bp
index 53988cd..0084126 100644
--- a/api/Android.bp
+++ b/api/Android.bp
@@ -458,3 +458,12 @@
         targets: ["droid"],
     },
 }
+
+phony_rule {
+    name: "checkapi",
+    phony_deps: [
+        "frameworks-base-api-current-compat",
+        "frameworks-base-api-system-current-compat",
+        "frameworks-base-api-module-lib-current-compat",
+    ],
+}
diff --git a/api/Android.mk b/api/Android.mk
deleted file mode 100644
index ce5f995..0000000
--- a/api/Android.mk
+++ /dev/null
@@ -1,2 +0,0 @@
-.PHONY: checkapi
-checkapi: frameworks-base-api-current-compat frameworks-base-api-system-current-compat frameworks-base-api-module-lib-current-compat
diff --git a/core/api/current.txt b/core/api/current.txt
index c600df1..48f58c0 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -29120,6 +29120,8 @@
     method @FlaggedApi("android.nfc.enable_nfc_reader_option") public boolean isReaderOptionSupported();
     method public boolean isSecureNfcEnabled();
     method public boolean isSecureNfcSupported();
+    method @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public void resetDiscoveryTechnology(@NonNull android.app.Activity);
+    method @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public void setDiscoveryTechnology(@NonNull android.app.Activity, int, int);
     field public static final String ACTION_ADAPTER_STATE_CHANGED = "android.nfc.action.ADAPTER_STATE_CHANGED";
     field public static final String ACTION_NDEF_DISCOVERED = "android.nfc.action.NDEF_DISCOVERED";
     field @RequiresPermission(android.Manifest.permission.NFC_PREFERRED_PAYMENT_INFO) public static final String ACTION_PREFERRED_PAYMENT_CHANGED = "android.nfc.action.PREFERRED_PAYMENT_CHANGED";
@@ -29135,6 +29137,13 @@
     field public static final String EXTRA_READER_PRESENCE_CHECK_DELAY = "presence";
     field public static final String EXTRA_SECURE_ELEMENT_NAME = "android.nfc.extra.SECURE_ELEMENT_NAME";
     field public static final String EXTRA_TAG = "android.nfc.extra.TAG";
+    field @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public static final int FLAG_LISTEN_DISABLE = 0; // 0x0
+    field @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public static final int FLAG_LISTEN_KEEP = -1; // 0xffffffff
+    field @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public static final int FLAG_LISTEN_NFC_PASSIVE_A = 1; // 0x1
+    field @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public static final int FLAG_LISTEN_NFC_PASSIVE_B = 2; // 0x2
+    field @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public static final int FLAG_LISTEN_NFC_PASSIVE_F = 4; // 0x4
+    field @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public static final int FLAG_READER_DISABLE = 0; // 0x0
+    field @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public static final int FLAG_READER_KEEP = -1; // 0xffffffff
     field public static final int FLAG_READER_NFC_A = 1; // 0x1
     field public static final int FLAG_READER_NFC_B = 2; // 0x2
     field public static final int FLAG_READER_NFC_BARCODE = 16; // 0x10
diff --git a/core/java/android/nfc/INfcAdapter.aidl b/core/java/android/nfc/INfcAdapter.aidl
index f6beec1..85879ac 100644
--- a/core/java/android/nfc/INfcAdapter.aidl
+++ b/core/java/android/nfc/INfcAdapter.aidl
@@ -86,4 +86,5 @@
     boolean enableReaderOption(boolean enable);
     boolean isObserveModeSupported();
     boolean setObserveMode(boolean enabled);
+    void updateDiscoveryTechnology(IBinder b, int pollFlags, int listenFlags);
 }
diff --git a/core/java/android/nfc/INfcCardEmulation.aidl b/core/java/android/nfc/INfcCardEmulation.aidl
index 191385a..f4b4604 100644
--- a/core/java/android/nfc/INfcCardEmulation.aidl
+++ b/core/java/android/nfc/INfcCardEmulation.aidl
@@ -43,4 +43,7 @@
     ApduServiceInfo getPreferredPaymentService(int userHandle);
     boolean setServiceEnabledForCategoryOther(int userHandle, in ComponentName app, boolean status);
     boolean isDefaultPaymentRegistered();
+
+    boolean overrideRoutingTable(int userHandle, String protocol, String technology);
+    boolean recoverRoutingTable(int userHandle);
 }
diff --git a/core/java/android/nfc/NfcActivityManager.java b/core/java/android/nfc/NfcActivityManager.java
index 8d75cac..f03fc0a 100644
--- a/core/java/android/nfc/NfcActivityManager.java
+++ b/core/java/android/nfc/NfcActivityManager.java
@@ -112,6 +112,9 @@
         Bundle readerModeExtras = null;
         Binder token;
 
+        int mPollTech = NfcAdapter.FLAG_USE_ALL_TECH;
+        int mListenTech = NfcAdapter.FLAG_USE_ALL_TECH;
+
         public NfcActivityState(Activity activity) {
             if (activity.isDestroyed()) {
                 throw new IllegalStateException("activity is already destroyed");
@@ -132,6 +135,9 @@
             readerModeFlags = 0;
             readerModeExtras = null;
             token = null;
+
+            mPollTech = NfcAdapter.FLAG_USE_ALL_TECH;
+            mListenTech = NfcAdapter.FLAG_USE_ALL_TECH;
         }
         @Override
         public String toString() {
@@ -278,6 +284,9 @@
         int readerModeFlags = 0;
         Bundle readerModeExtras = null;
         Binder token;
+        int pollTech;
+        int listenTech;
+
         synchronized (NfcActivityManager.this) {
             NfcActivityState state = findActivityState(activity);
             if (DBG) Log.d(TAG, "onResume() for " + activity + " " + state);
@@ -286,9 +295,15 @@
             token = state.token;
             readerModeFlags = state.readerModeFlags;
             readerModeExtras = state.readerModeExtras;
+
+            pollTech = state.mPollTech;
+            listenTech = state.mListenTech;
         }
         if (readerModeFlags != 0) {
             setReaderMode(token, readerModeFlags, readerModeExtras);
+        } else if (listenTech != NfcAdapter.FLAG_USE_ALL_TECH
+                || pollTech != NfcAdapter.FLAG_USE_ALL_TECH) {
+            changeDiscoveryTech(token, pollTech, listenTech);
         }
         requestNfcServiceCallback();
     }
@@ -298,6 +313,9 @@
     public void onActivityPaused(Activity activity) {
         boolean readerModeFlagsSet;
         Binder token;
+        int pollTech;
+        int listenTech;
+
         synchronized (NfcActivityManager.this) {
             NfcActivityState state = findActivityState(activity);
             if (DBG) Log.d(TAG, "onPause() for " + activity + " " + state);
@@ -305,10 +323,17 @@
             state.resumed = false;
             token = state.token;
             readerModeFlagsSet = state.readerModeFlags != 0;
+
+            pollTech = state.mPollTech;
+            listenTech = state.mListenTech;
         }
         if (readerModeFlagsSet) {
             // Restore default p2p modes
             setReaderMode(token, 0, null);
+        } else if (listenTech != NfcAdapter.FLAG_USE_ALL_TECH
+                || pollTech != NfcAdapter.FLAG_USE_ALL_TECH) {
+            changeDiscoveryTech(token,
+                    NfcAdapter.FLAG_USE_ALL_TECH, NfcAdapter.FLAG_USE_ALL_TECH);
         }
     }
 
@@ -333,4 +358,53 @@
         }
     }
 
+    /** setDiscoveryTechnology() implementation */
+    public void setDiscoveryTech(Activity activity, int pollTech, int listenTech) {
+        boolean isResumed;
+        Binder token;
+        boolean readerModeFlagsSet;
+        synchronized (NfcActivityManager.this) {
+            NfcActivityState state = getActivityState(activity);
+            readerModeFlagsSet = state.readerModeFlags != 0;
+            state.mListenTech = listenTech;
+            state.mPollTech = pollTech;
+            token = state.token;
+            isResumed = state.resumed;
+        }
+        if (!readerModeFlagsSet && isResumed) {
+            changeDiscoveryTech(token, pollTech, listenTech);
+        } else if (readerModeFlagsSet) {
+            throw new IllegalStateException("Cannot be used when the Reader Mode is enabled");
+        }
+    }
+
+    /** resetDiscoveryTechnology() implementation */
+    public void resetDiscoveryTech(Activity activity) {
+        boolean isResumed;
+        Binder token;
+        boolean readerModeFlagsSet;
+        synchronized (NfcActivityManager.this) {
+            NfcActivityState state = getActivityState(activity);
+            readerModeFlagsSet = state.readerModeFlags != 0;
+            state.mListenTech = NfcAdapter.FLAG_USE_ALL_TECH;
+            state.mPollTech = NfcAdapter.FLAG_USE_ALL_TECH;
+            token = state.token;
+            isResumed = state.resumed;
+        }
+        if (readerModeFlagsSet) {
+            disableReaderMode(activity);
+        } else if (isResumed) {
+            changeDiscoveryTech(token, NfcAdapter.FLAG_USE_ALL_TECH, NfcAdapter.FLAG_USE_ALL_TECH);
+        }
+
+    }
+
+    private void changeDiscoveryTech(Binder token, int pollTech, int listenTech) {
+        try {
+            NfcAdapter.sService.updateDiscoveryTechnology(token, pollTech, listenTech);
+        } catch (RemoteException e) {
+            mAdapter.attemptDeadServiceRecovery(e);
+        }
+    }
+
 }
diff --git a/core/java/android/nfc/NfcAdapter.java b/core/java/android/nfc/NfcAdapter.java
index f407fb7..979855e 100644
--- a/core/java/android/nfc/NfcAdapter.java
+++ b/core/java/android/nfc/NfcAdapter.java
@@ -332,6 +332,19 @@
      */
     public static final int FLAG_READER_NFC_BARCODE = 0x10;
 
+    /** @hide */
+    @IntDef(flag = true, prefix = {"FLAG_READER_"}, value = {
+        FLAG_READER_KEEP,
+        FLAG_READER_DISABLE,
+        FLAG_READER_NFC_A,
+        FLAG_READER_NFC_B,
+        FLAG_READER_NFC_F,
+        FLAG_READER_NFC_V,
+        FLAG_READER_NFC_BARCODE
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface PollTechnology {}
+
     /**
      * Flag for use with {@link #enableReaderMode(Activity, ReaderCallback, int, Bundle)}.
      * <p>
@@ -359,6 +372,76 @@
     public static final String EXTRA_READER_PRESENCE_CHECK_DELAY = "presence";
 
     /**
+     * Flag for use with {@link #setDiscoveryTechnology(Activity, int, int)}.
+     * <p>
+     * Setting this flag enables listening for Nfc-A technology.
+     */
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public static final int FLAG_LISTEN_NFC_PASSIVE_A = 0x1;
+
+    /**
+     * Flag for use with {@link #setDiscoveryTechnology(Activity, int, int)}.
+     * <p>
+     * Setting this flag enables listening for Nfc-B technology.
+     */
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public static final int FLAG_LISTEN_NFC_PASSIVE_B = 1 << 1;
+
+    /**
+     * Flag for use with {@link #setDiscoveryTechnology(Activity, int, int)}.
+     * <p>
+     * Setting this flag enables listening for Nfc-F technology.
+     */
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public static final int FLAG_LISTEN_NFC_PASSIVE_F = 1 << 2;
+
+    /**
+     * Flags for use with {@link #setDiscoveryTechnology(Activity, int, int)}.
+     * <p>
+     * Setting this flag disables listening.
+     */
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public static final int FLAG_LISTEN_DISABLE = 0x0;
+
+    /**
+     * Flags for use with {@link #setDiscoveryTechnology(Activity, int, int)}.
+     * <p>
+     * Setting this flag disables polling.
+     */
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public static final int FLAG_READER_DISABLE = 0x0;
+
+    /**
+     * Flags for use with {@link #setDiscoveryTechnology(Activity, int, int)}.
+     * <p>
+     * Setting this flag makes listening to use current flags.
+     */
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public static final int FLAG_LISTEN_KEEP = -1;
+
+    /**
+     * Flags for use with {@link #setDiscoveryTechnology(Activity, int, int)}.
+     * <p>
+     * Setting this flag makes polling to use current flags.
+     */
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public static final int FLAG_READER_KEEP = -1;
+
+    /** @hide */
+    public static final int FLAG_USE_ALL_TECH = 0xff;
+
+    /** @hide */
+    @IntDef(flag = true, prefix = {"FLAG_LISTEN_"}, value = {
+        FLAG_LISTEN_KEEP,
+        FLAG_LISTEN_DISABLE,
+        FLAG_LISTEN_NFC_PASSIVE_A,
+        FLAG_LISTEN_NFC_PASSIVE_B,
+        FLAG_LISTEN_NFC_PASSIVE_F
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface ListenTechnology {}
+
+    /**
      * @hide
      * @removed
      */
@@ -436,11 +519,13 @@
     @Retention(RetentionPolicy.SOURCE)
     public @interface TagIntentAppPreferenceResult {}
 
-    // Guarded by NfcAdapter.class
+    // Guarded by sLock
     static boolean sIsInitialized = false;
     static boolean sHasNfcFeature;
     static boolean sHasCeFeature;
 
+    static Object sLock = new Object();
+
     // Final after first constructor, except for
     // attemptDeadServiceRecovery() when NFC crashes - we accept a best effort
     // recovery
@@ -1230,7 +1315,7 @@
     @java.lang.Deprecated
     @UnsupportedAppUsage
     public void setBeamPushUris(Uri[] uris, Activity activity) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1300,7 +1385,7 @@
     @java.lang.Deprecated
     @UnsupportedAppUsage
     public void setBeamPushUrisCallback(CreateBeamUrisCallback callback, Activity activity) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1385,7 +1470,7 @@
     @UnsupportedAppUsage
     public void setNdefPushMessage(NdefMessage message, Activity activity,
             Activity ... activities) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1399,7 +1484,7 @@
     @SystemApi
     @UnsupportedAppUsage
     public void setNdefPushMessage(NdefMessage message, Activity activity, int flags) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1478,7 +1563,7 @@
     @UnsupportedAppUsage
     public void setNdefPushMessageCallback(CreateNdefMessageCallback callback, Activity activity,
             Activity ... activities) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1529,7 +1614,7 @@
     @UnsupportedAppUsage
     public void setOnNdefPushCompleteCallback(OnNdefPushCompleteCallback callback,
             Activity activity, Activity ... activities) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1572,7 +1657,7 @@
      */
     public void enableForegroundDispatch(Activity activity, PendingIntent intent,
             IntentFilter[] filters, String[][] techLists) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1607,7 +1692,7 @@
      * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
      */
     public void disableForegroundDispatch(Activity activity) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1643,7 +1728,7 @@
      */
     public void enableReaderMode(Activity activity, ReaderCallback callback, int flags,
             Bundle extras) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1660,7 +1745,7 @@
      * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
      */
     public void disableReaderMode(Activity activity) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1688,7 +1773,7 @@
     @FlaggedApi(Flags.FLAG_ENABLE_NFC_MAINLINE)
     @SuppressLint("VisiblySynchronized")
     public void setReaderMode(boolean enablePolling) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1703,6 +1788,80 @@
     }
 
     /**
+     * Set the NFC controller to enable specific poll/listen technologies,
+     * as specified in parameters, while this Activity is in the foreground.
+     *
+     * Use {@link #FLAG_READER_KEEP} to keep current polling technology.
+     * Use {@link #FLAG_LISTEN_KEEP} to keep current listenig technology.
+     * Use {@link #FLAG_READER_DISABLE} to disable polling.
+     * Use {@link #FLAG_LISTEN_DISABLE} to disable listening.
+     * Also refer to {@link #resetDiscoveryTechnology(Activity)} to restore these changes.
+     * </p>
+     * The pollTechnology, listenTechnology parameters can be one or several of below list.
+     * <pre>
+     *                    Poll                    Listen
+     *  Passive A         0x01   (NFC_A)           0x01  (NFC_PASSIVE_A)
+     *  Passive B         0x02   (NFC_B)           0x02  (NFC_PASSIVE_B)
+     *  Passive F         0x04   (NFC_F)           0x04  (NFC_PASSIVE_F)
+     *  ISO 15693         0x08   (NFC_V)             -
+     *  Kovio             0x10   (NFC_BARCODE)       -
+     * </pre>
+     * <p>Example usage in an Activity that requires to disable poll,
+     * keep current listen technologies:
+     * <pre>
+     * protected void onResume() {
+     *     mNfcAdapter = NfcAdapter.getDefaultAdapter(getApplicationContext());
+     *     mNfcAdapter.setDiscoveryTechnology(this,
+     *         NfcAdapter.FLAG_READER_DISABLE, NfcAdapter.FLAG_LISTEN_KEEP);
+     * }</pre></p>
+     * @param activity The Activity that requests NFC controller to enable specific technologies.
+     * @param pollTechnology Flags indicating poll technologies.
+     * @param listenTechnology Flags indicating listen technologies.
+     * @throws UnsupportedOperationException if FEATURE_NFC,
+     * FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF are unavailable.
+     */
+
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public void setDiscoveryTechnology(@NonNull Activity activity,
+            @PollTechnology int pollTechnology, @ListenTechnology int listenTechnology) {
+        if (listenTechnology == FLAG_LISTEN_DISABLE) {
+            synchronized (sLock) {
+                if (!sHasNfcFeature) {
+                    throw new UnsupportedOperationException();
+                }
+            }
+            mNfcActivityManager.enableReaderMode(activity, null, pollTechnology, null);
+            return;
+        }
+        if (pollTechnology == FLAG_READER_DISABLE) {
+            synchronized (sLock) {
+                if (!sHasCeFeature) {
+                    throw new UnsupportedOperationException();
+                }
+            }
+        } else {
+            synchronized (sLock) {
+                if (!sHasNfcFeature || !sHasCeFeature) {
+                    throw new UnsupportedOperationException();
+                }
+            }
+        }
+        mNfcActivityManager.setDiscoveryTech(activity, pollTechnology, listenTechnology);
+    }
+
+    /**
+     * Restore the poll/listen technologies of NFC controller,
+     * which were changed by {@link #setDiscoveryTechnology(Activity , int , int)}
+     *
+     * @param activity The Activity that requests to changed technologies.
+     */
+
+    @FlaggedApi(Flags.FLAG_ENABLE_NFC_SET_DISCOVERY_TECH)
+    public void resetDiscoveryTechnology(@NonNull Activity activity) {
+        mNfcActivityManager.resetDiscoveryTech(activity);
+    }
+
+    /**
      * Manually invoke Android Beam to share data.
      *
      * <p>The Android Beam animation is normally only shown when two NFC-capable
@@ -1732,7 +1891,7 @@
     @java.lang.Deprecated
     @UnsupportedAppUsage
     public boolean invokeBeam(Activity activity) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1770,7 +1929,7 @@
     @Deprecated
     @UnsupportedAppUsage
     public void enableForegroundNdefPush(Activity activity, NdefMessage message) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -1800,7 +1959,7 @@
     @Deprecated
     @UnsupportedAppUsage
     public void disableForegroundNdefPush(Activity activity) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -2080,7 +2239,7 @@
     @java.lang.Deprecated
     @UnsupportedAppUsage
     public boolean isNdefPushEnabled() {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -2194,7 +2353,7 @@
     @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
     public boolean addNfcUnlockHandler(final NfcUnlockHandler unlockHandler,
                                        String[] tagTechnologies) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
@@ -2243,7 +2402,7 @@
     @SystemApi
     @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
     public boolean removeNfcUnlockHandler(NfcUnlockHandler unlockHandler) {
-        synchronized (NfcAdapter.class) {
+        synchronized (sLock) {
             if (!sHasNfcFeature) {
                 throw new UnsupportedOperationException();
             }
diff --git a/core/java/android/nfc/cardemulation/CardEmulation.java b/core/java/android/nfc/cardemulation/CardEmulation.java
index 58b6179..ad86d70 100644
--- a/core/java/android/nfc/cardemulation/CardEmulation.java
+++ b/core/java/android/nfc/cardemulation/CardEmulation.java
@@ -998,6 +998,87 @@
         }
     }
 
+     /**
+      * Setting NFC controller routing table, which includes Protocol Route and Technology Route,
+      * while this Activity is in the foreground.
+      *
+      * The parameter set to null can be used to keep current values for that entry.
+      * <p>
+      * Example usage in an Activity that requires to set proto route to "ESE" and keep tech route:
+      * <pre>
+      * protected void onResume() {
+      *     mNfcAdapter.overrideRoutingTable(this , "ESE" , null);
+      * }</pre>
+      * </p>
+      * Also activities must call this method when it goes to the background,
+      * with all parameters set to null.
+      * @param activity The Activity that requests NFC controller routing table to be changed.
+      * @param protocol ISO-DEP route destination, which can be "DH" or "UICC" or "ESE".
+      * @param technology Tech-A, Tech-B route destination, which can be "DH" or "UICC" or "ESE".
+      * @return true if operation is successful and false otherwise
+      *
+      * This is a high risk API and only included to support mainline effort
+      * @hide
+      */
+    public boolean overrideRoutingTable(Activity activity, String protocol, String technology) {
+        if (activity == null) {
+            throw new NullPointerException("activity or service or category is null");
+        }
+        if (!activity.isResumed()) {
+            throw new IllegalArgumentException("Activity must be resumed.");
+        }
+        try {
+            return sService.overrideRoutingTable(UserHandle.myUserId(), protocol, technology);
+        } catch (RemoteException e) {
+            // Try one more time
+            recoverService();
+            if (sService == null) {
+                Log.e(TAG, "Failed to recover CardEmulationService.");
+                return false;
+            }
+            try {
+                return sService.overrideRoutingTable(UserHandle.myUserId(), protocol, technology);
+            } catch (RemoteException ee) {
+                Log.e(TAG, "Failed to reach CardEmulationService.");
+                return false;
+            }
+        }
+    }
+
+    /**
+     * Restore the NFC controller routing table,
+     * which was changed by {@link #overrideRoutingTable(Activity, String, String)}
+     *
+     * @param activity The Activity that requested NFC controller routing table to be changed.
+     * @return true if operation is successful and false otherwise
+     *
+     * @hide
+     */
+    public boolean recoverRoutingTable(Activity activity) {
+        if (activity == null) {
+            throw new NullPointerException("activity is null");
+        }
+        if (!activity.isResumed()) {
+            throw new IllegalArgumentException("Activity must be resumed.");
+        }
+        try {
+            return sService.recoverRoutingTable(UserHandle.myUserId());
+        } catch (RemoteException e) {
+            // Try one more time
+            recoverService();
+            if (sService == null) {
+                Log.e(TAG, "Failed to recover CardEmulationService.");
+                return false;
+            }
+            try {
+                return sService.recoverRoutingTable(UserHandle.myUserId());
+            } catch (RemoteException ee) {
+                Log.e(TAG, "Failed to reach CardEmulationService.");
+                return false;
+            }
+        }
+    }
+
     void recoverService() {
         NfcAdapter adapter = NfcAdapter.getDefaultAdapter(mContext);
         sService = adapter.getCardEmulationService();
diff --git a/core/java/android/nfc/flags.aconfig b/core/java/android/nfc/flags.aconfig
index 0d073cc..11be905 100644
--- a/core/java/android/nfc/flags.aconfig
+++ b/core/java/android/nfc/flags.aconfig
@@ -55,3 +55,10 @@
     description: "Enable sending broadcasts to Wallet role holder when a tag enters/leaves the field."
     bug: "306203494"
 }
+
+flag {
+    name: "enable_nfc_set_discovery_tech"
+    namespace: "nfc"
+    description: "Flag for NFC set discovery tech API"
+    bug: "300351519"
+}
diff --git a/packages/SystemUI/res/drawable/stat_sys_no_internet_branded_vpn.xml b/packages/SystemUI/res/drawable/stat_sys_no_internet_branded_vpn.xml
new file mode 100644
index 0000000..2161a62
--- /dev/null
+++ b/packages/SystemUI/res/drawable/stat_sys_no_internet_branded_vpn.xml
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+**
+** Copyright 2023, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="17dp"
+    android:height="17dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M12.09,9C11.11,7.5 9.43,6.5 7.5,6.5C4.46,6.5 2,8.96 2,12c0,3.04 2.46,5.5 5.5,5.5c1.93,0 3.61,-1 4.59,-2.5H14v3h4V9H12.09zM18,13hv3h-2v-3h-5.16c-0.43,1.44 -1.76,2.5 -3.34,2.5C5.57,15.5 4,13.93 4,12c0,-1.93 1.57,-3.5 3.5,-3.5c1.58,0 2.9,1.06 3.34,2.5H18V13z"/>
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M7.5,12m-1.5,0a1.5,1.5 0,1 1,3 0a1.5,1.5 0,1 1,-3 0"/>
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M22,10h-2v8h2V10z"/>
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M22,20h-2v2h2V20z"/>
+</vector>
diff --git a/packages/SystemUI/res/drawable/stat_sys_no_internet_vpn_ic.xml b/packages/SystemUI/res/drawable/stat_sys_no_internet_vpn_ic.xml
new file mode 100644
index 0000000..2161a62
--- /dev/null
+++ b/packages/SystemUI/res/drawable/stat_sys_no_internet_vpn_ic.xml
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+**
+** Copyright 2023, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="17dp"
+    android:height="17dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M12.09,9C11.11,7.5 9.43,6.5 7.5,6.5C4.46,6.5 2,8.96 2,12c0,3.04 2.46,5.5 5.5,5.5c1.93,0 3.61,-1 4.59,-2.5H14v3h4V9H12.09zM18,13hv3h-2v-3h-5.16c-0.43,1.44 -1.76,2.5 -3.34,2.5C5.57,15.5 4,13.93 4,12c0,-1.93 1.57,-3.5 3.5,-3.5c1.58,0 2.9,1.06 3.34,2.5H18V13z"/>
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M7.5,12m-1.5,0a1.5,1.5 0,1 1,3 0a1.5,1.5 0,1 1,-3 0"/>
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M22,10h-2v8h2V10z"/>
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M22,20h-2v2h2V20z"/>
+</vector>
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarSignalPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarSignalPolicy.java
index 344e56c..ae7c170 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarSignalPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarSignalPolicy.java
@@ -118,15 +118,25 @@
 
     private void updateVpn() {
         boolean vpnVisible = mSecurityController.isVpnEnabled();
-        int vpnIconId = currentVpnIconId(mSecurityController.isVpnBranded());
+        int vpnIconId = currentVpnIconId(
+                mSecurityController.isVpnBranded(),
+                mSecurityController.isVpnValidated());
 
         mIconController.setIcon(mSlotVpn, vpnIconId,
                 mContext.getResources().getString(R.string.accessibility_vpn_on));
         mIconController.setIconVisibility(mSlotVpn, vpnVisible);
     }
 
-    private int currentVpnIconId(boolean isBranded) {
-        return isBranded ? R.drawable.stat_sys_branded_vpn : R.drawable.stat_sys_vpn_ic;
+    private int currentVpnIconId(boolean isBranded, boolean isValidated) {
+        if (isBranded) {
+            return isValidated
+                    ? R.drawable.stat_sys_branded_vpn
+                    : R.drawable.stat_sys_no_internet_branded_vpn;
+        } else {
+            return isValidated
+                    ? R.drawable.stat_sys_vpn_ic
+                    : R.drawable.stat_sys_no_internet_vpn_ic;
+        }
     }
 
     /**
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityController.java
index 3be14bc..10bf068 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityController.java
@@ -48,6 +48,8 @@
     boolean isNetworkLoggingEnabled();
     boolean isVpnEnabled();
     boolean isVpnRestricted();
+    /** Whether the VPN network is validated. */
+    boolean isVpnValidated();
     /** Whether the VPN app should use branded VPN iconography.  */
     boolean isVpnBranded();
     String getPrimaryVpnName();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityControllerImpl.java
index 03656f0..ada2196 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityControllerImpl.java
@@ -15,6 +15,9 @@
  */
 package com.android.systemui.statusbar.policy;
 
+import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
+import static android.net.NetworkCapabilities.TRANSPORT_VPN;
+
 import android.annotation.Nullable;
 import android.app.admin.DeviceAdminInfo;
 import android.app.admin.DevicePolicyManager;
@@ -32,7 +35,9 @@
 import android.graphics.drawable.Drawable;
 import android.net.ConnectivityManager;
 import android.net.ConnectivityManager.NetworkCallback;
+import android.net.LinkProperties;
 import android.net.Network;
+import android.net.NetworkCapabilities;
 import android.net.NetworkRequest;
 import android.net.VpnManager;
 import android.os.Handler;
@@ -76,7 +81,10 @@
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
 
     private static final NetworkRequest REQUEST =
-            new NetworkRequest.Builder().clearCapabilities().build();
+            new NetworkRequest.Builder()
+                    .clearCapabilities()
+                    .addTransportType(TRANSPORT_VPN)
+                    .build();
     private static final int NO_NETWORK = -1;
 
     private static final String VPN_BRANDED_META_DATA = "com.android.systemui.IS_BRANDED";
@@ -99,6 +107,8 @@
     private SparseArray<VpnConfig> mCurrentVpns = new SparseArray<>();
     private int mCurrentUserId;
     private int mVpnUserId;
+    @GuardedBy("mNetworkProperties")
+    private final SparseArray<NetworkProperties> mNetworkProperties = new SparseArray<>();
 
     // Key: userId, Value: whether the user has CACerts installed
     // Needs to be cached here since the query has to be asynchronous
@@ -162,6 +172,21 @@
             pw.print(mCurrentVpns.valueAt(i).user);
         }
         pw.println("}");
+        pw.print("  mNetworkProperties={");
+        synchronized (mNetworkProperties) {
+            for (int i = 0; i < mNetworkProperties.size(); ++i) {
+                if (i > 0) {
+                    pw.print(", ");
+                }
+                pw.print(mNetworkProperties.keyAt(i));
+                pw.print("={");
+                pw.print(mNetworkProperties.valueAt(i).interfaceName);
+                pw.print(", ");
+                pw.print(mNetworkProperties.valueAt(i).validated);
+                pw.print("}");
+            }
+        }
+        pw.println("}");
     }
 
     @Override
@@ -304,6 +329,26 @@
     }
 
     @Override
+    public boolean isVpnValidated() {
+        // Prioritize reporting the network status of the parent user.
+        final VpnConfig primaryVpnConfig = mCurrentVpns.get(mVpnUserId);
+        if (primaryVpnConfig != null) {
+            return getVpnValidationStatus(primaryVpnConfig);
+        }
+        // Identify any Unvalidated status in each active VPN network within other profiles.
+        for (int profileId : mUserManager.getEnabledProfileIds(mVpnUserId)) {
+            final VpnConfig vpnConfig = mCurrentVpns.get(profileId);
+            if (vpnConfig == null) {
+                continue;
+            }
+            if (!getVpnValidationStatus(vpnConfig)) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    @Override
     public boolean hasCACertInCurrentUser() {
         Boolean hasCACerts = mHasCACerts.get(mCurrentUserId);
         return hasCACerts != null && hasCACerts.booleanValue();
@@ -491,11 +536,74 @@
         @Override
         public void onLost(Network network) {
             if (DEBUG) Log.d(TAG, "onLost " + network.getNetId());
+            synchronized (mNetworkProperties) {
+                mNetworkProperties.delete(network.getNetId());
+            }
             updateState();
             fireCallbacks();
         };
+
+
+        @Override
+        public void onCapabilitiesChanged(Network network, NetworkCapabilities nc) {
+            if (DEBUG) Log.d(TAG, "onCapabilitiesChanged " + network.getNetId());
+            final NetworkProperties properties;
+            synchronized (mNetworkProperties) {
+                properties = mNetworkProperties.get(network.getNetId());
+            }
+            // When a new network appears, the system first notifies the application about
+            // its capabilities through onCapabilitiesChanged. This initial notification
+            // will be skipped because the interface information is included in the
+            // subsequent onLinkPropertiesChanged call. After validating the network, the
+            // system might send another onCapabilitiesChanged notification if the network
+            // becomes validated.
+            if (properties == null) {
+                return;
+            }
+            final boolean validated = nc.hasCapability(NET_CAPABILITY_VALIDATED);
+            if (properties.validated != validated) {
+                properties.validated = validated;
+                fireCallbacks();
+            }
+        }
+
+        @Override
+        public void onLinkPropertiesChanged(Network network, LinkProperties linkProperties) {
+            if (DEBUG) Log.d(TAG, "onLinkPropertiesChanged " + network.getNetId());
+            final String interfaceName = linkProperties.getInterfaceName();
+            if (interfaceName == null) {
+                Log.w(TAG, "onLinkPropertiesChanged event with null interface");
+                return;
+            }
+            synchronized (mNetworkProperties) {
+                final NetworkProperties properties = mNetworkProperties.get(network.getNetId());
+                if (properties == null) {
+                    mNetworkProperties.put(
+                            network.getNetId(),
+                            new NetworkProperties(interfaceName, false));
+                } else {
+                    properties.interfaceName = interfaceName;
+                }
+            }
+        }
     };
 
+    /**
+     *  Retrieve the validation status of the VPN network associated with the given VpnConfig.
+     */
+    private boolean getVpnValidationStatus(@NonNull VpnConfig vpnConfig) {
+        synchronized (mNetworkProperties) {
+            // Find the network has the same interface as the VpnConfig
+            for (int i = 0; i < mNetworkProperties.size(); ++i) {
+                if (mNetworkProperties.valueAt(i).interfaceName.equals(vpnConfig.interfaze)) {
+                    return mNetworkProperties.valueAt(i).validated;
+                }
+            }
+        }
+        // If no matching network is found, consider it validated.
+        return true;
+    }
+
     private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
         @Override public void onReceive(Context context, Intent intent) {
             if (KeyChain.ACTION_TRUST_STORE_CHANGED.equals(intent.getAction())) {
@@ -506,4 +614,17 @@
             }
         }
     };
+
+    /**
+     *  A data class to hold specific Network properties received through the NetworkCallback.
+     */
+    private static class NetworkProperties {
+        public String interfaceName;
+        public boolean validated;
+
+        NetworkProperties(@NonNull String interfaceName, boolean validated) {
+            this.interfaceName = interfaceName;
+            this.validated = validated;
+        }
+    }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/SecurityControllerTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/SecurityControllerTest.java
index c35bc69..bcc9272 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/SecurityControllerTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/SecurityControllerTest.java
@@ -17,6 +17,7 @@
 package com.android.systemui.statusbar.policy;
 
 import static android.app.admin.DevicePolicyManager.DEVICE_OWNER_TYPE_FINANCED;
+import static android.net.NetworkCapabilities.TRANSPORT_VPN;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
@@ -213,7 +214,8 @@
     public void testNetworkRequest() {
         verify(mConnectivityManager, times(1)).registerNetworkCallback(argThat(
                 (NetworkRequest request) ->
-                        request.equals(new NetworkRequest.Builder().clearCapabilities().build())
+                        request.equals(new NetworkRequest.Builder()
+                                .clearCapabilities().addTransportType(TRANSPORT_VPN).build())
                 ), any(NetworkCallback.class));
     }
 
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/policy/FakeSecurityController.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/policy/FakeSecurityController.kt
index 021e7df..ac90a45 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/policy/FakeSecurityController.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/policy/FakeSecurityController.kt
@@ -77,6 +77,8 @@
 
     override fun isVpnBranded(): Boolean = fakeState.isVpnBranded
 
+    override fun isVpnValidated(): Boolean = fakeState.isVpnValidated
+
     override fun getPrimaryVpnName(): String? = fakeState.primaryVpnName
 
     override fun getWorkProfileVpnName(): String? = fakeState.workProfileVpnName
@@ -110,6 +112,7 @@
         var isVpnEnabled: Boolean = false,
         var isVpnRestricted: Boolean = false,
         var isVpnBranded: Boolean = false,
+        var isVpnValidated: Boolean = false,
         var primaryVpnName: String? = null,
         var workProfileVpnName: String? = null,
         var hasCACertInCurrentUser: Boolean = false,
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/utils/leaks/FakeSecurityController.java b/packages/SystemUI/tests/utils/src/com/android/systemui/utils/leaks/FakeSecurityController.java
index 76199e3..791165d 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/utils/leaks/FakeSecurityController.java
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/utils/leaks/FakeSecurityController.java
@@ -109,6 +109,11 @@
     }
 
     @Override
+    public boolean isVpnValidated() {
+        return false;
+    }
+
+    @Override
     public String getPrimaryVpnName() {
         return null;
     }
diff --git a/services/companion/java/com/android/server/companion/securechannel/SecureChannel.java b/services/companion/java/com/android/server/companion/securechannel/SecureChannel.java
index 720687e..0e66fbc 100644
--- a/services/companion/java/com/android/server/companion/securechannel/SecureChannel.java
+++ b/services/companion/java/com/android/server/companion/securechannel/SecureChannel.java
@@ -23,12 +23,12 @@
 import android.os.Build;
 import android.util.Slog;
 
-import com.google.security.cryptauth.lib.securegcm.BadHandleException;
-import com.google.security.cryptauth.lib.securegcm.CryptoException;
-import com.google.security.cryptauth.lib.securegcm.D2DConnectionContextV1;
-import com.google.security.cryptauth.lib.securegcm.D2DHandshakeContext;
-import com.google.security.cryptauth.lib.securegcm.D2DHandshakeContext.Role;
-import com.google.security.cryptauth.lib.securegcm.HandshakeException;
+import com.google.security.cryptauth.lib.securegcm.ukey2.BadHandleException;
+import com.google.security.cryptauth.lib.securegcm.ukey2.CryptoException;
+import com.google.security.cryptauth.lib.securegcm.ukey2.D2DConnectionContextV1;
+import com.google.security.cryptauth.lib.securegcm.ukey2.D2DHandshakeContext;
+import com.google.security.cryptauth.lib.securegcm.ukey2.D2DHandshakeContext.Role;
+import com.google.security.cryptauth.lib.securegcm.ukey2.HandshakeException;
 
 import libcore.io.IoUtils;
 import libcore.io.Streams;
diff --git a/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java b/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
index 720c773..deff3d7 100644
--- a/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
+++ b/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
@@ -1231,8 +1231,8 @@
                 ipw.println();
             }
 
-            PackageWatchdog.getInstance(mContext).dump(ipw);
         });
+        PackageWatchdog.getInstance(mContext).dump(ipw);
     }
 
     @AnyThread