Merge "Promote @hide APIs to @SystemApi for tethering"
diff --git a/api/system-current.txt b/api/system-current.txt
index 295fef1..ad9a04d 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -4780,8 +4780,11 @@
     method @RequiresPermission(anyOf={"android.permission.NETWORK_SETTINGS", android.Manifest.permission.NETWORK_SETUP_WIZARD}) public void startEasyConnectAsConfiguratorInitiator(@NonNull String, int, int, @NonNull java.util.concurrent.Executor, @NonNull android.net.wifi.EasyConnectStatusCallback);
     method @RequiresPermission(anyOf={"android.permission.NETWORK_SETTINGS", android.Manifest.permission.NETWORK_SETUP_WIZARD}) public void startEasyConnectAsEnrolleeInitiator(@NonNull String, @NonNull java.util.concurrent.Executor, @NonNull android.net.wifi.EasyConnectStatusCallback);
     method @RequiresPermission(android.Manifest.permission.UPDATE_DEVICE_STATS) public boolean startScan(android.os.WorkSource);
+    method @RequiresPermission(anyOf={"android.permission.NETWORK_STACK", android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK}) public boolean startSoftAp(@Nullable android.net.wifi.WifiConfiguration);
     method @RequiresPermission(anyOf={"android.permission.NETWORK_SETTINGS", android.Manifest.permission.NETWORK_SETUP_WIZARD}) public void startSubscriptionProvisioning(@NonNull android.net.wifi.hotspot2.OsuProvider, @NonNull java.util.concurrent.Executor, @NonNull android.net.wifi.hotspot2.ProvisioningCallback);
     method @RequiresPermission(anyOf={"android.permission.NETWORK_SETTINGS", android.Manifest.permission.NETWORK_SETUP_WIZARD}) public void stopEasyConnectSession();
+    method @RequiresPermission(anyOf={"android.permission.NETWORK_STACK", android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK}) public boolean stopSoftAp();
+    method @RequiresPermission(anyOf={"android.permission.NETWORK_STACK", android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK}) public void updateInterfaceIpState(@Nullable String, int);
     method @RequiresPermission("android.permission.WIFI_UPDATE_USABILITY_STATS_SCORE") public void updateWifiUsabilityScore(int, int, int);
     field public static final int CHANGE_REASON_ADDED = 0; // 0x0
     field public static final int CHANGE_REASON_CONFIG_CHANGE = 2; // 0x2
@@ -4796,10 +4799,16 @@
     field public static final String EXTRA_CHANGE_REASON = "changeReason";
     field public static final String EXTRA_MULTIPLE_NETWORKS_CHANGED = "multipleChanges";
     field public static final String EXTRA_PREVIOUS_WIFI_AP_STATE = "previous_wifi_state";
+    field public static final String EXTRA_WIFI_AP_INTERFACE_NAME = "android.net.wifi.extra.WIFI_AP_INTERFACE_NAME";
+    field public static final String EXTRA_WIFI_AP_MODE = "android.net.wifi.extra.WIFI_AP_MODE";
     field public static final String EXTRA_WIFI_AP_STATE = "wifi_state";
     field public static final String EXTRA_WIFI_CONFIGURATION = "wifiConfiguration";
     field public static final String EXTRA_WIFI_CREDENTIAL_EVENT_TYPE = "et";
     field public static final String EXTRA_WIFI_CREDENTIAL_SSID = "ssid";
+    field public static final int IFACE_IP_MODE_CONFIGURATION_ERROR = 0; // 0x0
+    field public static final int IFACE_IP_MODE_LOCAL_ONLY = 2; // 0x2
+    field public static final int IFACE_IP_MODE_TETHERED = 1; // 0x1
+    field public static final int IFACE_IP_MODE_UNSPECIFIED = -1; // 0xffffffff
     field public static final int PASSPOINT_HOME_NETWORK = 0; // 0x0
     field public static final int PASSPOINT_ROAMING_NETWORK = 1; // 0x1
     field public static final String WIFI_AP_STATE_CHANGED_ACTION = "android.net.wifi.WIFI_AP_STATE_CHANGED";
diff --git a/wifi/java/android/net/wifi/WifiManager.java b/wifi/java/android/net/wifi/WifiManager.java
index dd9ee3b..04b073b 100644
--- a/wifi/java/android/net/wifi/WifiManager.java
+++ b/wifi/java/android/net/wifi/WifiManager.java
@@ -38,6 +38,7 @@
 import android.net.Network;
 import android.net.NetworkCapabilities;
 import android.net.NetworkRequest;
+import android.net.NetworkStack;
 import android.net.wifi.hotspot2.IProvisioningCallback;
 import android.net.wifi.hotspot2.OsuProvider;
 import android.net.wifi.hotspot2.PasspointConfiguration;
@@ -533,7 +534,9 @@
      *
      * @hide
      */
-    public static final String EXTRA_WIFI_AP_INTERFACE_NAME = "wifi_ap_interface_name";
+    @SystemApi
+    public static final String EXTRA_WIFI_AP_INTERFACE_NAME =
+            "android.net.wifi.extra.WIFI_AP_INTERFACE_NAME";
     /**
      * The intended ip mode for this softap.
      * @see #IFACE_IP_MODE_TETHERED
@@ -541,7 +544,8 @@
      *
      * @hide
      */
-    public static final String EXTRA_WIFI_AP_MODE = "wifi_ap_mode";
+    @SystemApi
+    public static final String EXTRA_WIFI_AP_MODE = "android.net.wifi.extra.WIFI_AP_MODE";
 
     /** @hide */
     @IntDef(flag = false, prefix = { "WIFI_AP_STATE_" }, value = {
@@ -647,6 +651,7 @@
      *
      * @hide
      */
+    @SystemApi
     public static final int IFACE_IP_MODE_UNSPECIFIED = -1;
 
     /**
@@ -656,6 +661,7 @@
      *
      * @hide
      */
+    @SystemApi
     public static final int IFACE_IP_MODE_CONFIGURATION_ERROR = 0;
 
     /**
@@ -665,6 +671,7 @@
      *
      * @hide
      */
+    @SystemApi
     public static final int IFACE_IP_MODE_TETHERED = 1;
 
     /**
@@ -674,6 +681,7 @@
      *
      * @hide
      */
+    @SystemApi
     public static final int IFACE_IP_MODE_LOCAL_ONLY = 2;
 
     /**
@@ -2661,16 +2669,21 @@
     /**
      * Call allowing ConnectivityService to update WifiService with interface mode changes.
      *
-     * The possible modes include: {@link #IFACE_IP_MODE_TETHERED},
-     *                             {@link #IFACE_IP_MODE_LOCAL_ONLY},
-     *                             {@link #IFACE_IP_MODE_CONFIGURATION_ERROR}
-     *
-     * @param ifaceName String name of the updated interface
-     * @param mode int representing the new mode
+     * @param ifaceName String name of the updated interface, or null to represent all interfaces
+     * @param mode int representing the new mode, one of:
+     *             {@link #IFACE_IP_MODE_TETHERED},
+     *             {@link #IFACE_IP_MODE_LOCAL_ONLY},
+     *             {@link #IFACE_IP_MODE_CONFIGURATION_ERROR},
+     *             {@link #IFACE_IP_MODE_UNSPECIFIED}
      *
      * @hide
      */
-    public void updateInterfaceIpState(String ifaceName, int mode) {
+    @SystemApi
+    @RequiresPermission(anyOf = {
+            android.Manifest.permission.NETWORK_STACK,
+            NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK
+    })
+    public void updateInterfaceIpState(@Nullable String ifaceName, @IfaceIpMode int mode) {
         try {
             IWifiManager iWifiManager = getIWifiManager();
             if (iWifiManager == null) {
@@ -2693,6 +2706,11 @@
      *
      * @hide
      */
+    @SystemApi
+    @RequiresPermission(anyOf = {
+            android.Manifest.permission.NETWORK_STACK,
+            NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK
+    })
     public boolean startSoftAp(@Nullable WifiConfiguration wifiConfig) {
         try {
             IWifiManager iWifiManager = getIWifiManager();
@@ -2710,6 +2728,11 @@
      *
      * @hide
      */
+    @SystemApi
+    @RequiresPermission(anyOf = {
+            android.Manifest.permission.NETWORK_STACK,
+            NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK
+    })
     public boolean stopSoftAp() {
         try {
             IWifiManager iWifiManager = getIWifiManager();