Add new method for getCdmaSubscriptionMode

Test: atest TelephonyManagerTest
Bug: 171883908
Change-Id: I3527a93ba7390139e233e8fea2dc9cd7d8df9e5f
Merged-In: I3527a93ba7390139e233e8fea2dc9cd7d8df9e5f
diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index 52b8f0a..4316705 100755
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -294,6 +294,8 @@
     private static final int EVENT_ENABLE_NR_DUAL_CONNECTIVITY_DONE = 92;
     private static final int CMD_IS_NR_DUAL_CONNECTIVITY_ENABLED = 93;
     private static final int EVENT_IS_NR_DUAL_CONNECTIVITY_ENABLED_DONE = 94;
+    private static final int CMD_GET_CDMA_SUBSCRIPTION_MODE = 95;
+    private static final int EVENT_GET_CDMA_SUBSCRIPTION_MODE_DONE = 96;
 
     // Parameters of select command.
     private static final int SELECT_COMMAND = 0xA4;
@@ -1383,11 +1385,27 @@
                     request.result = ar.exception == null;
                     notifyRequester(request);
                     break;
+                case CMD_GET_CDMA_SUBSCRIPTION_MODE:
+                    request = (MainThreadRequest) msg.obj;
+                    onCompleted = obtainMessage(EVENT_GET_CDMA_SUBSCRIPTION_MODE_DONE, request);
+                    getPhoneFromRequest(request).queryCdmaSubscriptionMode(onCompleted);
+                    break;
+                case EVENT_GET_CDMA_SUBSCRIPTION_MODE_DONE:
+                    ar = (AsyncResult) msg.obj;
+                    request = (MainThreadRequest) ar.userObj;
+                    if (ar.exception != null) {
+                        request.result = TelephonyManager.CDMA_SUBSCRIPTION_RUIM_SIM;
+                    } else {
+                        request.result = ((int[]) ar.result)[0];
+                    }
+                    notifyRequester(request);
+                    break;
                 case CMD_SET_CDMA_SUBSCRIPTION_MODE:
                     request = (MainThreadRequest) msg.obj;
                     onCompleted = obtainMessage(EVENT_SET_CDMA_SUBSCRIPTION_MODE_DONE, request);
                     int subscriptionMode = (int) request.argument;
-                    getPhoneFromRequest(request).setCdmaSubscription(subscriptionMode, onCompleted);
+                    getPhoneFromRequest(request).setCdmaSubscriptionMode(
+                            subscriptionMode, onCompleted);
                     break;
                 case EVENT_SET_CDMA_SUBSCRIPTION_MODE_DONE:
                     ar = (AsyncResult) msg.obj;
@@ -8132,6 +8150,20 @@
     }
 
     @Override
+    public int getCdmaSubscriptionMode(int subId) {
+        TelephonyPermissions
+                .enforeceCallingOrSelfReadPrivilegedPhoneStatePermissionOrCarrierPrivilege(
+                        mApp, subId, "getCdmaSubscriptionMode");
+
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            return (int) sendRequest(CMD_GET_CDMA_SUBSCRIPTION_MODE, null /* argument */, subId);
+        } finally {
+            Binder.restoreCallingIdentity(identity);
+        }
+    }
+
+    @Override
     public boolean setCdmaSubscriptionMode(int subId, int mode) {
         TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(
                 mApp, subId, "setCdmaSubscriptionMode");