DO NOT MERGE Change to add STK_PERMISSION for stk related commands.

And make stk commands protected.

Bug: 21697171
Change-Id: I7649c7341428194963ac74e9ae622dfa76ea738b

src/java/com/android/internal/telephony/cat/AppInterface.java

@@ -40,6 +40,9 @@ public interface AppInterface {
     public static final String CAT_ICC_STATUS_CHANGE =
                                     "android.intent.action.stk.icc_status_change";
 
+    // Permission required by STK command receiver
+    public static final String STK_PERMISSION = "android.permission.RECEIVE_STK_COMMANDS";
+
     /*
      * Callback function from app to telephony to pass a result code and user's
      * input back to the ICC.

src/java/com/android/internal/telephony/cat/CatService.java

@@ -451,7 +451,7 @@ public class CatService extends Handler implements AppInterface {
         intent.putExtra("STK CMD", cmdMsg);
         intent.putExtra("SLOT_ID", mSlotId);
         CatLog.d(this, "Sending CmdMsg: " + cmdMsg+ " on slotid:" + mSlotId);
-        mContext.sendBroadcast(intent);
+        mContext.sendBroadcast(intent, AppInterface.STK_PERMISSION);
     }
 
     /**
@@ -464,7 +464,7 @@ public class CatService extends Handler implements AppInterface {
         mCurrntCmd = mMenuCmd;
         Intent intent = new Intent(AppInterface.CAT_SESSION_END_ACTION);
         intent.putExtra("SLOT_ID", mSlotId);
-        mContext.sendBroadcast(intent);
+        mContext.sendBroadcast(intent, AppInterface.STK_PERMISSION);
     }
 
 
@@ -734,7 +734,7 @@ public class CatService extends Handler implements AppInterface {
         CatLog.d(this, "Sending Card Status: "
                 + cardState + " " + "cardPresent: " + cardPresent);
 
-        mContext.sendBroadcast(intent);
+        mContext.sendBroadcast(intent, AppInterface.STK_PERMISSION);
     }
 
     @Override