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Added a setting for whether biometric weak liveliness is enabled.

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The liveliness setting is represented by a bit in
LOCK_BIOMETRIC_WEAK_FLAGS so that more settings can be added if needed.

Change-Id: Ia6c94396d5b84de61f7eeb9a192d0aa925b13507
This commit is contained in:
Danielle Millett
2012-03-19 18:02:20 -04:00
parent ceb0909bc2
commit 925a7d8f06
3 changed files with 37 additions and 0 deletions
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1
api/current.txt
View File

@@ -17613,6 +17613,7 @@ package android.provider {
field public static final java.lang.String INPUT_METHOD_SELECTOR_VISIBILITY = "input_method_selector_visibility";
field public static final java.lang.String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
field public static final java.lang.String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
field public static final java.lang.String LOCK_BIOMETRIC_WEAK_FLAGS = "lock_biometric_weak_flags";
field public static final java.lang.String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
field public static final java.lang.String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
field public static final java.lang.String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";

8
core/java/android/provider/Settings.java
View File

@@ -793,6 +793,7 @@ public final class Settings {
MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
MOVED_TO_SECURE.add(Secure.INSTALL_NON_MARKET_APPS);
MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
@@ -2656,6 +2657,13 @@ public final class Settings {
*/
public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
/**
* A flag containing settings used for biometric weak
* @hide
*/
public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
"lock_biometric_weak_flags";
/**
* Whether autolock is enabled (0 = false, 1 = true)
*/

28
core/java/com/android/internal/widget/LockPatternUtils.java
View File

@@ -105,6 +105,12 @@ public class LockPatternUtils {
*/
public static final int MIN_PATTERN_REGISTER_FAIL = MIN_LOCK_PATTERN_SIZE;
/**
* The bit in LOCK_BIOMETRIC_WEAK_FLAGS to be used to indicate whether liveliness should
* be used
*/
public static final int FLAG_BIOMETRIC_WEAK_LIVELINESS = 0x1;
private final static String LOCKOUT_PERMANENT_KEY = "lockscreen.lockedoutpermanently";
private final static String LOCKOUT_ATTEMPT_DEADLINE = "lockscreen.lockoutattemptdeadline";
private final static String PATTERN_EVER_CHOSEN_KEY = "lockscreen.patterneverchosen";
@@ -877,6 +883,28 @@ public class LockPatternUtils {
return true;
}
/**
* Set whether biometric weak liveliness is enabled.
*/
public void setBiometricWeakLivelinessEnabled(boolean enabled) {
long currentFlag = getLong(Settings.Secure.LOCK_BIOMETRIC_WEAK_FLAGS, 0L);
long newFlag;
if (enabled) {
newFlag = currentFlag | FLAG_BIOMETRIC_WEAK_LIVELINESS;
} else {
newFlag = currentFlag & ~FLAG_BIOMETRIC_WEAK_LIVELINESS;
}
setLong(Settings.Secure.LOCK_BIOMETRIC_WEAK_FLAGS, newFlag);
}
/**
* @return Whether the biometric weak liveliness is enabled.
*/
public boolean isBiometricWeakLivelinessEnabled() {
long currentFlag = getLong(Settings.Secure.LOCK_BIOMETRIC_WEAK_FLAGS, 0L);
return ((currentFlag & FLAG_BIOMETRIC_WEAK_LIVELINESS) != 0);
}
/**
* Set whether the lock pattern is enabled.
*/