Merge "Add support for SE Android to the Settings app."

3 files changed, 28 insertions, 0 deletions

diff --git a/res/values/strings.xml b/res/values/strings.xml
index 2371b4a..5a774f0 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -1778,6 +1778,8 @@
     <string name="kernel_version">Kernel version</string>
     <!-- About phone screen,  setting option name-->
     <string name="build_number">Build number</string>
+    <!-- About phone screen,  setting option name-->
+    <string name="selinux_status">SELinux status</string>
 
     <!-- About phone screen, show when a value of some status item is unavailable. -->
     <string name="device_info_not_available">Not available</string>
@@ -4034,6 +4036,11 @@
     from their cell phone carrier. The use of the string is similar to the string
     "system_update_settings_list_item_title" in this project. [CHAR LIMIT=25] -->
     <string name="additional_system_update_settings_list_item_title">Additional system updates</string>
+    <!-- These statuses are displayed when a device was built with SE Android supoprt.
+    These are displayed by the settings app in the about section. -->
+    <string name="selinux_status_disabled">Disabled</string>
+    <string name="selinux_status_permissive">Permissive</string>
+    <string name="selinux_status_enforcing">Enforcing</string>
 
     <!-- User settings -->
     <skip/>
diff --git a/res/xml/device_info_settings.xml b/res/xml/device_info_settings.xml
index 93347c6..3121867 100644
--- a/res/xml/device_info_settings.xml
+++ b/res/xml/device_info_settings.xml
@@ -119,4 +119,10 @@
                 android:title="@string/build_number"
                 android:summary="@string/device_info_default"/>
 
+        <!-- SELinux status information -->
+        <Preference android:key="selinux_status"
+                style="?android:preferenceInformationStyle"
+                android:title="@string/selinux_status"
+                android:summary="@string/selinux_status_enforcing"/>
+
 </PreferenceScreen>
diff --git a/src/com/android/settings/DeviceInfoSettings.java b/src/com/android/settings/DeviceInfoSettings.java
index c25a466..152b8e2 100644
--- a/src/com/android/settings/DeviceInfoSettings.java
+++ b/src/com/android/settings/DeviceInfoSettings.java
@@ -23,6 +23,7 @@ import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.SELinux;
 import android.os.SystemClock;
 import android.os.SystemProperties;
 import android.preference.Preference;
@@ -53,9 +54,11 @@ public class DeviceInfoSettings extends SettingsPreferenceFragment {
     private static final String KEY_COPYRIGHT = "copyright";
     private static final String KEY_SYSTEM_UPDATE_SETTINGS = "system_update_settings";
     private static final String PROPERTY_URL_SAFETYLEGAL = "ro.url.safetylegal";
+    private static final String PROPERTY_SELINUX_STATUS = "ro.build.selinux";
     private static final String KEY_KERNEL_VERSION = "kernel_version";
     private static final String KEY_BUILD_NUMBER = "build_number";
     private static final String KEY_DEVICE_MODEL = "device_model";
+    private static final String KEY_SELINUX_STATUS = "selinux_status";
     private static final String KEY_BASEBAND_VERSION = "baseband_version";
     private static final String KEY_FIRMWARE_VERSION = "firmware_version";
     private static final String KEY_UPDATE_SETTING = "additional_system_update_settings";
@@ -75,6 +78,18 @@ public class DeviceInfoSettings extends SettingsPreferenceFragment {
         setStringSummary(KEY_BUILD_NUMBER, Build.DISPLAY);
         findPreference(KEY_KERNEL_VERSION).setSummary(getFormattedKernelVersion());
 
+        if (!SELinux.isSELinuxEnabled()) {
+            String status = getResources().getString(R.string.selinux_status_disabled);
+            setStringSummary(KEY_SELINUX_STATUS, status);
+        } else if (!SELinux.isSELinuxEnforced()) {
+            String status = getResources().getString(R.string.selinux_status_permissive);
+            setStringSummary(KEY_SELINUX_STATUS, status);
+        }
+
+        // Remove selinux information if property is not present
+        removePreferenceIfPropertyMissing(getPreferenceScreen(), KEY_SELINUX_STATUS,
+                PROPERTY_SELINUX_STATUS);
+
         // Remove Safety information preference if PROPERTY_URL_SAFETYLEGAL is not set
         removePreferenceIfPropertyMissing(getPreferenceScreen(), "safetylegal",
                 PROPERTY_URL_SAFETYLEGAL);