From 5fb1118d8c8a19bbbf4abc679b55f08cdfb79ba8 Mon Sep 17 00:00:00 2001
From: Shishir Agrawal <shishir@google.com>
Date: Wed, 26 Nov 2014 11:29:54 -0800
Subject: [PATCH] Adding a new hidden carrier API to mark GSM/CDMA networks as
 roaming/non-roaming.

The calls allow us to specify MCC/MNCs (for GSM) and SIDs for CDMA that should
not be considered as roaming for the current ICCID.

Bug: 13288143

Change-Id: Iae97b02f3eb9954fedf1b005c9ecd2aa09138505
---
 .../android/telephony/TelephonyManager.java   | 34 +++++++++++++++++++
 .../internal/telephony/ITelephony.aidl        | 21 ++++++++++++
 2 files changed, 55 insertions(+)

diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 73e32133d0f23..d0ddeac71581c 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -43,6 +43,7 @@ import java.io.FileInputStream;
 import java.io.IOException;
 import java.util.Arrays;
 import java.util.List;
+import java.util.Set;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -3182,6 +3183,39 @@ public class TelephonyManager {
         return false;
     }
 
+    /**
+     * Override the roaming preference for the current ICCID.
+     *
+     * Using this call, the carrier app (see #hasCarrierPrivileges) can override
+     * the platform's notion of a network operator being considered roaming or not.
+     * The change only affects the ICCID that was active when this call was made.
+     *
+     * If null is passed as any of the input, the corresponding value is deleted.
+     *
+     * <p>Requires that the caller have carrier privilege. See #hasCarrierPrivileges.
+     *
+     * @param gsmRoamingList - List of MCCMNCs to be considered roaming for 3GPP RATs.
+     * @param gsmNonRoamingList - List of MCCMNCs to be considered not roaming for 3GPP RATs.
+     * @param cdmaRoamingList - List of SIDs to be considered roaming for 3GPP2 RATs.
+     * @param cdmaNonRoamingList - List of SIDs to be considered not roaming for 3GPP2 RATs.
+     * @return true if the operation was executed correctly.
+     *
+     * @hide
+     */
+    public boolean setRoamingOverride(List<String> gsmRoamingList,
+            List<String> gsmNonRoamingList, List<String> cdmaRoamingList,
+            List<String> cdmaNonRoamingList) {
+        try {
+            return getITelephony().setRoamingOverride(gsmRoamingList, gsmNonRoamingList,
+                    cdmaRoamingList, cdmaNonRoamingList);
+        } catch (RemoteException ex) {
+            Rlog.e(TAG, "setRoamingOverride RemoteException", ex);
+        } catch (NullPointerException ex) {
+            Rlog.e(TAG, "setRoamingOverride NPE", ex);
+        }
+        return false;
+    }
+
     /**
      * Expose the rest of ITelephony to @SystemApi
      */
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index 4affad84253a1..ca14ca40c8093 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -791,6 +791,27 @@ interface ITelephony {
      */
     boolean setOperatorBrandOverride(String brand);
 
+    /**
+     * Override the roaming indicator for the current ICCID.
+     *
+     * Using this call, the carrier app (see #hasCarrierPrivileges) can override
+     * the platform's notion of a network operator being considered roaming or not.
+     * The change only affects the ICCID that was active when this call was made.
+     *
+     * If null is passed as any of the input, the corresponding value is deleted.
+     *
+     * <p>Requires that the caller have carrier privilege. See #hasCarrierPrivileges.
+     *
+     * @param gsmRoamingList - List of MCCMNCs to be considered roaming for 3GPP RATs.
+     * @param gsmNonRoamingList - List of MCCMNCs to be considered not roaming for 3GPP RATs.
+     * @param cdmaRoamingList - List of SIDs to be considered roaming for 3GPP2 RATs.
+     * @param cdmaNonRoamingList - List of SIDs to be considered not roaming for 3GPP2 RATs.
+     * @return true if the operation was executed correctly.
+     */
+    boolean setRoamingOverride(in List<String> gsmRoamingList,
+            in List<String> gsmNonRoamingList, in List<String> cdmaRoamingList,
+            in List<String> cdmaNonRoamingList);
+
     /**
      * Returns the result and response from RIL for oem request
      *