From e25a4dfb6a047bd2c937f033482a551842a7870d Mon Sep 17 00:00:00 2001
From: Jack Yu <jackyu@google.com>
Date: Thu, 16 Feb 2017 15:31:59 -0800
Subject: [PATCH] Added telephony manager set sim power state API

The new API can be used to power up/down the SIM. This is equivalent
to inserting and removing the card.

Test: Telephony sanity tests
bug: 32224755

Change-Id: Ib82ab1eff613946e7c31c9b2131183a40d09af80
---
 .../android/telephony/TelephonyManager.java   | 38 +++++++++++++++++++
 .../internal/telephony/ITelephony.aidl        |  8 ++++
 2 files changed, 46 insertions(+)

diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index faeeded50d171..ddf5230e0073d 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -5332,6 +5332,44 @@ public class TelephonyManager {
                 TelephonyProperties.PROPERTY_SIM_STATE, state);
     }
 
+    /**
+     * Set SIM card power state. Request is equivalent to inserting or removing the card.
+     *
+     * @param powerUp True if powering up the SIM, otherwise powering down
+     *
+     * <p>Requires Permission:
+     *   {@link android.Manifest.permission#MODIFY_PHONE_STATE MODIFY_PHONE_STATE}
+     *
+     * @hide
+     **/
+    public void setSimPowerState(boolean powerUp) {
+        setSimPowerStateForSlot(getDefaultSim(), powerUp);
+    }
+
+    /**
+     * Set SIM card power state. Request is equivalent to inserting or removing the card.
+     *
+     * @param slotId SIM slot id
+     * @param powerUp True if powering up the SIM, otherwise powering down
+     *
+     * <p>Requires Permission:
+     *   {@link android.Manifest.permission#MODIFY_PHONE_STATE MODIFY_PHONE_STATE}
+     *
+     * @hide
+     **/
+    public void setSimPowerStateForSlot(int slotId, boolean powerUp) {
+        try {
+            ITelephony telephony = getITelephony();
+            if (telephony != null) {
+                telephony.setSimPowerStateForSlot(slotId, powerUp);
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG, "Error calling ITelephony#setSimPowerStateForSlot", e);
+        } catch (SecurityException e) {
+            Log.e(TAG, "Permission error calling ITelephony#setSimPowerStateForSlot", e);
+        }
+    }
+
     /**
      * Set baseband version for the default phone.
      *
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index f89c82ba82890..42a80b77f9078 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -1227,4 +1227,12 @@ interface ITelephony {
      * @hide
      */
     List<ClientRequestStats> getClientRequestStats(String callingPackage, int subid);
+
+    /**
+     * Set SIM card power state. Request is equivalent to inserting or removing the card.
+     * @param slotId SIM slot id
+     * @param powerUp True if powering up the SIM, otherwise powering down
+     * @hide
+     * */
+    void setSimPowerStateForSlot(int slotId, boolean powerUp);
 }