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Merge "Move non-settings-specific logic to frameworks/base" into sc-dev am: ffc5989fd3 am: 5e82ec2682

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Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14972615

Change-Id: Id10f66ac9414dd41db31223247b82fe311786191
This commit is contained in:
Kevin Chyn
2021-06-16 06:46:34 +00:00
committed by Automerger Merge Worker
parent 1b9697b13b 5e82ec2682
commit 59be659ef2
1 changed files with 73 additions and 0 deletions
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73
core/java/android/hardware/biometrics/ParentalControlsUtilsInternal.java Normal file
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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.hardware.biometrics;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.app.admin.DevicePolicyManager;
import android.content.ComponentName;
import android.os.UserHandle;
/**
* "Base" functionality. For settings-specific functionality (which may rely on this base
* functionality), see {@link com.android.settings.biometrics.ParentalControlsUtils}
* @hide
*/
public class ParentalControlsUtilsInternal {
/**
* @return true if parental consent is required in order for biometric sensors to be used.
*/
public static boolean parentConsentRequired(@NonNull DevicePolicyManager dpm,
@BiometricAuthenticator.Modality int modality, @NonNull UserHandle userHandle) {
final ComponentName cn = getSupervisionComponentName(dpm, userHandle);
if (cn == null) {
return false;
}
final int keyguardDisabledFeatures = dpm.getKeyguardDisabledFeatures(cn);
final boolean dpmFpDisabled = containsFlag(keyguardDisabledFeatures,
DevicePolicyManager.KEYGUARD_DISABLE_FINGERPRINT);
final boolean dpmFaceDisabled = containsFlag(keyguardDisabledFeatures,
DevicePolicyManager.KEYGUARD_DISABLE_FACE);
final boolean dpmIrisDisabled = containsFlag(keyguardDisabledFeatures,
DevicePolicyManager.KEYGUARD_DISABLE_IRIS);
final boolean consentRequired;
if (containsFlag(modality, BiometricAuthenticator.TYPE_FINGERPRINT) && dpmFpDisabled) {
consentRequired = true;
} else if (containsFlag(modality, BiometricAuthenticator.TYPE_FACE) && dpmFaceDisabled) {
consentRequired = true;
} else if (containsFlag(modality, BiometricAuthenticator.TYPE_IRIS) && dpmIrisDisabled) {
consentRequired = true;
} else {
consentRequired = false;
}
return consentRequired;
}
@Nullable
public static ComponentName getSupervisionComponentName(@NonNull DevicePolicyManager dpm,
@NonNull UserHandle userHandle) {
return dpm.getProfileOwnerOrDeviceOwnerSupervisionComponent(userHandle);
}
private static boolean containsFlag(int haystack, int needle) {
return (haystack & needle) != 0;
}
}