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Commit 508c327d authored by Kevin Chyn's avatar Kevin Chyn
Browse files

Revert "Add SafetyNet logging for b/79776455" 

Bug: 159260556
Bug: 79776455

This reverts commit 6a9945a3.

Reason for revert: b/159260556

Change-Id: Ib2d293c82eebdbff172a89290a6bd6bba2b3ee15
parent 278f0031

packages/SystemUI/src/com/android/keyguard/KeyguardUpdateMonitor.java

+12 −24
Original line number Diff line number Diff line
@@ -79,7 +79,6 @@ import android.telephony.SubscriptionInfo; 
import android.telephony.SubscriptionManager;

import android.telephony.SubscriptionManager.OnSubscriptionsChangedListener;

import android.telephony.TelephonyManager;

import android.util.EventLog;

import android.util.Log;

import android.util.SparseArray;

import android.util.SparseBooleanArray;
@@ -1075,17 +1074,6 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener, Dumpab 
                != LockPatternUtils.StrongAuthTracker.STRONG_AUTH_NOT_REQUIRED;

    }



    private boolean isUserEncryptedOrLockdown(int userId) {

        // Biometrics should not be started in this case. Think carefully before modifying this

        // method, see b/79776455

        final int strongAuth = mStrongAuthTracker.getStrongAuthForUser(userId);

        final boolean isLockDown =

                containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW)

                        || containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_USER_LOCKDOWN);

        final boolean isEncrypted = containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_BOOT);

        return isLockDown || isEncrypted;

    }



    private boolean containsFlag(int haystack, int needle) {

        return (haystack & needle) != 0;

    }
@@ -1916,6 +1904,11 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener, Dumpab 
        final boolean allowedOnBouncer =

                !(mFingerprintLockedOut && mBouncer && mCredentialAttempted);

        final int user = getCurrentUser();

        final int strongAuth = mStrongAuthTracker.getStrongAuthForUser(user);

        final boolean isLockDown =

                containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW)

                        || containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_USER_LOCKDOWN);

        final boolean isEncrypted = containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_BOOT);



        // Only listen if this KeyguardUpdateMonitor belongs to the primary user. There is an

        // instance of KeyguardUpdateMonitor for each user but KeyguardUpdateMonitor is user-aware.
@@ -1924,7 +1917,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener, Dumpab 
                shouldListenForFingerprintAssistant() || (mKeyguardOccluded && mIsDreaming))

                && !mSwitchingUser && !isFingerprintDisabled(getCurrentUser())

                && (!mKeyguardGoingAway || !mDeviceInteractive) && mIsPrimaryUser

                && allowedOnBouncer && !isUserEncryptedOrLockdown(user);

                && allowedOnBouncer && !isLockDown && !isEncrypted;

        return shouldListen;

    }
@@ -1938,6 +1931,11 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener, Dumpab 
                && !statusBarShadeLocked;

        final int user = getCurrentUser();

        final int strongAuth = mStrongAuthTracker.getStrongAuthForUser(user);

        final boolean isLockDown =

                containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW)

                        || containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_USER_LOCKDOWN);

        final boolean isEncrypted =

                containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_BOOT);

        final boolean isTimedOut =

                containsFlag(strongAuth, STRONG_AUTH_REQUIRED_AFTER_TIMEOUT);
@@ -1960,7 +1958,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener, Dumpab 
                && !mSwitchingUser && !isFaceDisabled(user) && becauseCannotSkipBouncer

                && !mKeyguardGoingAway && mFaceSettingEnabledForUser.get(user) && !mLockIconPressed

                && strongAuthAllowsScanning && mIsPrimaryUser

                && !mSecureCameraLaunched && !isUserEncryptedOrLockdown(user);

                && !mSecureCameraLaunched && !isLockDown && !isEncrypted;



        // Aggregate relevant fields for debug logging.

        if (DEBUG_FACE || DEBUG_SPEW) {
@@ -2033,11 +2031,6 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener, Dumpab 
            if (mFingerprintCancelSignal != null) {

                mFingerprintCancelSignal.cancel();

            }



            if (isUserEncryptedOrLockdown(userId)) {

                // If this happens, shouldListenForFingerprint() is wrong. SafetyNet for b/79776455

                EventLog.writeEvent(0x534e4554, "79776455", "startListeningForFingerprint");

            }

            mFingerprintCancelSignal = new CancellationSignal();

            mFpm.authenticate(null, mFingerprintCancelSignal, 0, mFingerprintAuthenticationCallback,

                    null, userId);
@@ -2056,11 +2049,6 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener, Dumpab 
            if (mFaceCancelSignal != null) {

                mFaceCancelSignal.cancel();

            }



            if (isUserEncryptedOrLockdown(userId)) {

                // If this happens, shouldListenForFace() is wrong. SafetyNet for b/79776455

                EventLog.writeEvent(0x534e4554, "79776455", "startListeningForFace");

            }

            mFaceCancelSignal = new CancellationSignal();

            mFaceManager.authenticate(null, mFaceCancelSignal, 0,

                    mFaceAuthenticationCallback, null, userId);