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Add KeyStore storage type to Settings UI

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Give the user an idea of what kind of credential storage is in use on
this device for keystore daemon.

(cherry picked from commit 39b56008be)

Change-Id: Id89a1e210b3627914f080b0925bd0d0585872dd2
This commit is contained in:
Kenny Root
2013-03-29 11:12:55 -07:00
parent 899e4f27f1
commit 028634b6af
3 changed files with 22 additions and 2 deletions
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6
res/values/strings.xml
View File

@@ -3522,6 +3522,12 @@
<string name="trusted_credentials">Trusted credentials</string>
<!-- Summary of preference to display trusted credentials (aka CA certificates) [CHAR LIMIT=NONE] -->
<string name="trusted_credentials_summary">Display trusted CA certificates</string>
<!-- Title of preference of what type of credential storage this device has: hardware or software [CHAR LIMIT=30] -->
<string name="credential_storage_type">Storage type</string>
<!-- Summary text for preference showing what type of credential storage this device has when it is stored in a hardware-backed storage (as opposed to "software only") [CHAR LIMIT=NONE] -->
<string name="credential_storage_type_hardware">Hardware-backed</string>
<!-- Summary text for preference showing what type of credential storage this device has when it is stored in software only (as opposed to "hardware-backed") [CHAR LIMIT=NONE] -->
<string name="credential_storage_type_software">Software only</string>
<!-- Message to draw an unlock pattern when installing credentials -->
<string name="credentials_install_gesture_prompt">Draw your unlock pattern</string>

5
res/xml/security_settings_misc.xml
View File

@@ -63,6 +63,11 @@
<PreferenceCategory android:key="credentials_management"
android:title="@string/credentials_title"
android:persistent="false">
<Preference android:key="credential_storage_type"
android:title="@string/credential_storage_type"
style="?android:attr/preferenceInformationStyle"
android:persistent="false" />
<Preference android:title="@string/trusted_credentials"
android:summary="@string/trusted_credentials_summary"
android:persistent="false"

13
src/com/android/settings/SecuritySettings.java
View File

@@ -73,6 +73,7 @@ public class SecuritySettings extends SettingsPreferenceFragment
// Misc Settings
private static final String KEY_SIM_LOCK = "sim_lock";
private static final String KEY_SHOW_PASSWORD = "show_password";
private static final String KEY_CREDENTIAL_STORAGE_TYPE = "credential_storage_type";
private static final String KEY_RESET_CREDENTIALS = "reset_credentials";
private static final String KEY_TOGGLE_INSTALL_APPLICATIONS = "toggle_install_applications";
private static final String KEY_TOGGLE_VERIFY_APPLICATIONS = "toggle_verify_applications";
@@ -91,6 +92,7 @@ public class SecuritySettings extends SettingsPreferenceFragment
private CheckBoxPreference mShowPassword;
private KeyStore mKeyStore;
private Preference mResetCredentials;
private CheckBoxPreference mToggleAppInstallation;
@@ -231,6 +233,14 @@ public class SecuritySettings extends SettingsPreferenceFragment
// Credential storage, only for primary user
if (mIsPrimary) {
mKeyStore = KeyStore.getInstance();
Preference credentialStorageType = root.findPreference(KEY_CREDENTIAL_STORAGE_TYPE);
final int storageSummaryRes =
mKeyStore.isHardwareBacked() ? R.string.credential_storage_type_hardware
: R.string.credential_storage_type_software;
credentialStorageType.setSummary(storageSummaryRes);
mResetCredentials = root.findPreference(KEY_RESET_CREDENTIALS);
} else {
removePreference(KEY_CREDENTIALS_MANAGER);
@@ -427,8 +437,7 @@ public class SecuritySettings extends SettingsPreferenceFragment
}
if (mResetCredentials != null) {
KeyStore keyStore = KeyStore.getInstance();
mResetCredentials.setEnabled(!keyStore.isUnlocked());
mResetCredentials.setEnabled(!mKeyStore.isUnlocked());
}
}