Add new UT provisioning CarrierConfig options

Adds two new carrier config options for UT:
1) Whether or not the carrier supports UT over IMS
2) Whether or not the carrier requires a carrier app to
provision the device to use UT over IMS.

Also adds new ITelephony AIDL for querying/setting
provisioning for MMTEL currently used for UT over
IMS only.

Bug: 119896853
Test: atest FrameworksTelephonyTests
Change-Id: I51260afed85b99cf6ed89374daf417c3a25c7fb9
diff --git a/api/current.txt b/api/current.txt
index 650a859..b16b389 100755
--- a/api/current.txt
+++ b/api/current.txt
@@ -42067,7 +42067,9 @@
     field public static final String KEY_CARRIER_NAME_OVERRIDE_BOOL = "carrier_name_override_bool";
     field public static final String KEY_CARRIER_NAME_STRING = "carrier_name_string";
     field public static final String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";
+    field public static final String KEY_CARRIER_SUPPORTS_SS_OVER_UT_BOOL = "carrier_supports_ss_over_ut_bool";
     field public static final String KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL = "carrier_use_ims_first_for_emergency_bool";
+    field public static final String KEY_CARRIER_UT_PROVISIONING_REQUIRED_BOOL = "carrier_ut_provisioning_required_bool";
     field public static final String KEY_CARRIER_VOLTE_AVAILABLE_BOOL = "carrier_volte_available_bool";
     field public static final String KEY_CARRIER_VOLTE_PROVISIONED_BOOL = "carrier_volte_provisioned_bool";
     field public static final String KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL = "carrier_volte_provisioning_required_bool";
diff --git a/api/system-current.txt b/api/system-current.txt
index 0581b7c..e406ab9 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -6876,9 +6876,11 @@
   public class ProvisioningManager {
     method public static android.telephony.ims.ProvisioningManager createForSubscriptionId(android.content.Context, int);
     method @WorkerThread @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public int getProvisioningIntValue(int);
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean getProvisioningStatusForCapability(@android.telephony.ims.feature.MmTelFeature.MmTelCapabilities.MmTelCapability int, int);
     method @WorkerThread @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public String getProvisioningStringValue(int);
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void registerProvisioningChangedCallback(java.util.concurrent.Executor, @NonNull android.telephony.ims.ProvisioningManager.Callback);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) @WorkerThread public int setProvisioningIntValue(int, int);
+    method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setProvisioningStatusForCapability(@android.telephony.ims.feature.MmTelFeature.MmTelCapabilities.MmTelCapability int, int, boolean);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) @WorkerThread public int setProvisioningStringValue(int, String);
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void unregisterProvisioningChangedCallback(@NonNull android.telephony.ims.ProvisioningManager.Callback);
     field public static final int KEY_VOICE_OVER_WIFI_MODE_OVERRIDE = 27; // 0x1b
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index eb010bc..26cba77 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -608,11 +608,41 @@
     public static final String KEY_CARRIER_PROMOTE_WFC_ON_CALL_FAIL_BOOL =
             "carrier_promote_wfc_on_call_fail_bool";
 
-    /** Flag specifying whether provisioning is required for VOLTE. */
+    /**
+     * Flag specifying whether provisioning is required for VoLTE, Video Telephony, and WiFi
+     * Calling.
+     */
     public static final String KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL
             = "carrier_volte_provisioning_required_bool";
 
     /**
+     * Flag indicating whether or not the IMS MmTel UT capability requires carrier provisioning
+     * before it can be set as enabled.
+     *
+     * If true, the UT capability will be set to false for the newly loaded subscription
+     * and will require the carrier provisioning app to set the persistent provisioning result.
+     * If false, the platform will not wait for provisioning status updates for the UT capability
+     * and enable the UT over IMS capability for the subscription when the subscription is loaded.
+     *
+     * The default value for this key is {@code false}.
+     */
+    public static final String KEY_CARRIER_UT_PROVISIONING_REQUIRED_BOOL =
+            "carrier_ut_provisioning_required_bool";
+
+    /**
+     * Flag indicating whether or not the carrier supports Supplementary Services over the UT
+     * interface for this subscription.
+     *
+     * If true, the device will use Supplementary Services over UT when provisioned (see
+     * {@link #KEY_CARRIER_UT_PROVISIONING_REQUIRED_BOOL}). If false, this device will fallback to
+     * circuit switch for supplementary services and will disable this capability for IMS entirely.
+     *
+     * The default value for this key is {@code true}.
+     */
+    public static final String KEY_CARRIER_SUPPORTS_SS_OVER_UT_BOOL =
+            "carrier_supports_ss_over_ut_bool";
+
+    /**
      * Flag specifying if WFC provisioning depends on VoLTE provisioning.
      *
      * {@code false}: default value; honor actual WFC provisioning state.
@@ -2405,6 +2435,8 @@
         sDefaults.putInt(KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_MODE_INT, 2);
         sDefaults.putBoolean(KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL, false);
         sDefaults.putBoolean(KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL, false);
+        sDefaults.putBoolean(KEY_CARRIER_UT_PROVISIONING_REQUIRED_BOOL, false);
+        sDefaults.putBoolean(KEY_CARRIER_SUPPORTS_SS_OVER_UT_BOOL, true);
         sDefaults.putBoolean(KEY_CARRIER_VOLTE_OVERRIDE_WFC_PROVISIONING_BOOL, false);
         sDefaults.putBoolean(KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL, true);
         sDefaults.putBoolean(KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL, true);
diff --git a/telephony/java/android/telephony/ims/ProvisioningManager.java b/telephony/java/android/telephony/ims/ProvisioningManager.java
index 210934c..086a765 100644
--- a/telephony/java/android/telephony/ims/ProvisioningManager.java
+++ b/telephony/java/android/telephony/ims/ProvisioningManager.java
@@ -26,9 +26,12 @@
 import android.os.Binder;
 import android.os.RemoteException;
 import android.os.ServiceManager;
+import android.telephony.CarrierConfigManager;
 import android.telephony.SubscriptionManager;
 import android.telephony.ims.aidl.IImsConfigCallback;
+import android.telephony.ims.feature.MmTelFeature;
 import android.telephony.ims.stub.ImsConfigImplBase;
+import android.telephony.ims.stub.ImsRegistrationImplBase;
 
 import com.android.internal.telephony.ITelephony;
 
@@ -317,6 +320,55 @@
         }
     }
 
+    /**
+     * Set the provisioning status for the IMS MmTel capability using the specified subscription.
+     *
+     * Provisioning may or may not be required, depending on the carrier configuration. If
+     * provisioning is not required for the carrier associated with this subscription or the device
+     * does not support the capability/technology combination specified, this operation will be a
+     * no-op.
+     *
+     * @see CarrierConfigManager#KEY_CARRIER_UT_PROVISIONING_REQUIRED_BOOL
+     * @see CarrierConfigManager#KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL
+     * @param isProvisioned true if the device is provisioned for UT over IMS, false otherwise.
+     */
+    @RequiresPermission(Manifest.permission.MODIFY_PHONE_STATE)
+    public void setProvisioningStatusForCapability(
+            @MmTelFeature.MmTelCapabilities.MmTelCapability int capability,
+            @ImsRegistrationImplBase.ImsRegistrationTech int tech,  boolean isProvisioned) {
+        try {
+            getITelephony().setImsProvisioningStatusForCapability(mSubId, capability, tech,
+                    isProvisioned);
+        } catch (RemoteException e) {
+            throw e.rethrowAsRuntimeException();
+        }
+    }
+
+    /**
+     * Get the provisioning status for the IMS MmTel capability specified.
+     *
+     * If provisioning is not required for the queried
+     * {@link MmTelFeature.MmTelCapabilities.MmTelCapability} and
+     * {@link ImsRegistrationImplBase.ImsRegistrationTech} combination specified, this method will
+     * always return {@code true}.
+     *
+     * @see CarrierConfigManager#KEY_CARRIER_UT_PROVISIONING_REQUIRED_BOOL
+     * @see CarrierConfigManager#KEY_CARRIER_VOLTE_PROVISIONING_REQUIRED_BOOL
+     * @return true if the device is provisioned for the capability or does not require
+     * provisioning, false if the capability does require provisioning and has not been
+     * provisioned yet.
+     */
+    @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
+    public boolean getProvisioningStatusForCapability(
+            @MmTelFeature.MmTelCapabilities.MmTelCapability int capability,
+            @ImsRegistrationImplBase.ImsRegistrationTech int tech) {
+        try {
+            return getITelephony().getImsProvisioningStatusForCapability(mSubId, capability, tech);
+        } catch (RemoteException e) {
+            throw e.rethrowAsRuntimeException();
+        }
+    }
+
     private static SubscriptionManager getSubscriptionManager(Context context) {
         SubscriptionManager manager = context.getSystemService(SubscriptionManager.class);
         if (manager == null) {
diff --git a/telephony/java/android/telephony/ims/feature/CapabilityChangeRequest.java b/telephony/java/android/telephony/ims/feature/CapabilityChangeRequest.java
index 7c793a5..1ee8563 100644
--- a/telephony/java/android/telephony/ims/feature/CapabilityChangeRequest.java
+++ b/telephony/java/android/telephony/ims/feature/CapabilityChangeRequest.java
@@ -97,6 +97,13 @@
         public @ImsRegistrationImplBase.ImsRegistrationTech int getRadioTech() {
             return radioTech;
         }
+
+        @Override
+        public String toString() {
+            return "CapabilityPair{"
+                    + "mCapability=" + mCapability
+                    + ", radioTech=" + radioTech + '}';
+        }
     }
 
     // Pair contains <radio tech, mCapability>
@@ -212,6 +219,13 @@
         }
     }
 
+    @Override
+    public String toString() {
+        return "CapabilityChangeRequest{"
+                + "mCapabilitiesToEnable=" + mCapabilitiesToEnable
+                + ", mCapabilitiesToDisable=" + mCapabilitiesToDisable + '}';
+    }
+
     /**
      * @hide
      */
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index 2032666..08d629c 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -1756,6 +1756,24 @@
     void unregisterImsProvisioningChangedCallback(int subId, IImsConfigCallback callback);
 
     /**
+     * Set the provisioning status for the IMS MmTel capability using the specified subscription.
+     */
+    void setImsProvisioningStatusForCapability(int subId, int capability, int tech,
+            boolean isProvisioned);
+
+    /**
+     * Get the provisioning status for the IMS MmTel capability specified.
+     */
+    boolean getImsProvisioningStatusForCapability(int subId, int capability, int tech);
+
+    /** Is the capability and tech flagged as provisioned in the cache */
+    boolean isMmTelCapabilityProvisionedInCache(int subId, int capability, int tech);
+
+    /** Set the provisioning for the capability and tech in the cache */
+    void cacheMmTelCapabilityProvisioning(int subId, int capability, int tech,
+            boolean isProvisioned);
+
+    /**
      * Return an integer containing the provisioning value for the specified provisioning key.
      */
     int getImsProvisioningInt(int subId, int key);