SIM based carrier app privileges.

Adding support for SIM based carrier app privileges.

WIP - Missing bits:
- Notifications.
- Certificate check.

Change-Id: Ied3aa6c7d51cc0cde06f5bb58f30893d7a7b1c34

2 files changed, 46 insertions, 0 deletions

diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index bd621e8..b29cc12 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -2812,6 +2812,40 @@ public class TelephonyManager {
     }
 
     /**
+     * Values used to return status for hasCarrierPrivileges call.
+     */
+    public static final int CARRIER_PRIVILEGE_STATUS_HAS_ACCESS = 1;
+    public static final int CARRIER_PRIVILEGE_STATUS_NO_ACCESS = 0;
+    public static final int CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED = -1;
+    public static final int CARRIER_PRIVILEGE_STATUS_ERROR_LOADING_RULES = -2;
+
+    /**
+     * Has the calling application been granted carrier privileges by the carrier.
+     *
+     * If any of the packages in the calling UID has carrier privileges, the
+     * call will return true. This access is granted by the owner of the UICC
+     * card and does not depend on the registered carrier.
+     *
+     * TODO: Add a link to documentation.
+     *
+     * @return CARRIER_PRIVILEGE_STATUS_HAS_ACCESS if the app has carrier privileges.
+     *         CARRIER_PRIVILEGE_STATUS_NO_ACCESS if the app does not have carrier privileges.
+     *         CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED if the carrier rules are not loaded.
+     *         CARRIER_PRIVILEGE_STATUS_ERROR_LOADING_RULES if there was an error loading carrier
+     *             rules (or if there are no rules).
+     */
+    public int hasCarrierPrivileges() {
+        try {
+            return getITelephony().hasCarrierPrivileges();
+        } catch (RemoteException ex) {
+            Rlog.e(TAG, "hasCarrierPrivileges RemoteException", ex);
+        } catch (NullPointerException ex) {
+            Rlog.e(TAG, "hasCarrierPrivileges NPE", ex);
+        }
+        return CARRIER_PRIVILEGE_STATUS_NO_ACCESS;
+    }
+
+    /**
      * 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 ee04c06..5b6db4d 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -633,5 +633,17 @@ interface ITelephony {
      */
     void setImsRegistrationState(boolean registered);
 
+    /**
+     * Has the calling application been granted special privileges by the carrier.
+     *
+     * If any of the packages in the calling UID has carrier privileges, the
+     * call will return true. This access is granted by the owner of the UICC
+     * card and does not depend on the registered carrier.
+     *
+     * TODO: Add a link to documentation.
+     *
+     * @return carrier privelege status defined in TelephonyManager.
+     */
+    int hasCarrierPrivileges();
 }