Merge changes Idc218e5f,I26c3fafc am: 7e3c5382cc (fb4c1822) · Commits · e / os / android_frameworks_base

core/java/android/os/storage/StorageManager.java

+8 −61

Original line number	Diff line number	Diff line
		@@ -1578,18 +1578,13 @@ public class StorageManager {
		}

		/** {@hide}
		* Is this device encryptable or already encrypted?
		* @return true for encryptable or encrypted
		* false not encrypted and not encryptable
		*/
		public static boolean isEncryptable() {
		return RoSystemProperties.CRYPTO_ENCRYPTABLE;
		}

		/** {@hide}
		* Is this device already encrypted?
		* @return true for encrypted. (Implies isEncryptable() == true)
		* false not encrypted
		* Is this device encrypted?
		* <p>
		* Note: all devices launching with Android 10 (API level 29) or later are
		* required to be encrypted. This should only ever return false for
		* in-development devices on which encryption has not yet been configured.
		*
		* @return true if encrypted, false if not encrypted
		*/
		public static boolean isEncrypted() {
		return RoSystemProperties.CRYPTO_ENCRYPTED;
		@@ -1598,7 +1593,7 @@ public class StorageManager {
		/** {@hide}
		* Is this device file encrypted?
		* @return true for file encrypted. (Implies isEncrypted() == true)
		* false not encrypted or block encrypted
		* false not encrypted or using "managed" encryption
		*/
		@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
		public static boolean isFileEncryptedNativeOnly() {
		@@ -1608,54 +1603,6 @@ public class StorageManager {
		return RoSystemProperties.CRYPTO_FILE_ENCRYPTED;
		}

		/** {@hide}
		* Is this device block encrypted?
		* @return true for block encrypted. (Implies isEncrypted() == true)
		* false not encrypted or file encrypted
		*/
		public static boolean isBlockEncrypted() {
		return false;
		}

		/** {@hide}
		* Is this device block encrypted with credentials?
		* @return true for crediential block encrypted.
		* (Implies isBlockEncrypted() == true)
		* false not encrypted, file encrypted or default block encrypted
		*/
		public static boolean isNonDefaultBlockEncrypted() {
		return false;
		}

		/** {@hide}
		* Is this device in the process of being block encrypted?
		* @return true for encrypting.
		* false otherwise
		* Whether device isEncrypted at this point is undefined
		* Note that only system services and CryptKeeper will ever see this return
		* true - no app will ever be launched in this state.
		* Also note that this state will not change without a teardown of the
		* framework, so no service needs to check for changes during their lifespan
		*/
		public static boolean isBlockEncrypting() {
		return false;
		}

		/** {@hide}
		* Is this device non default block encrypted and in the process of
		* prompting for credentials?
		* @return true for prompting for credentials.
		* (Implies isNonDefaultBlockEncrypted() == true)
		* false otherwise
		* Note that only system services and CryptKeeper will ever see this return
		* true - no app will ever be launched in this state.
		* Also note that this state will not change without a teardown of the
		* framework, so no service needs to check for changes during their lifespan
		*/
		public static boolean inCryptKeeperBounce() {
		return false;
		}

		/** {@hide} */
		public static boolean isFileEncryptedEmulatedOnly() {
		return SystemProperties.getBoolean(StorageManager.PROP_EMULATE_FBE, false);

core/java/com/android/internal/os/RoSystemProperties.java

+0 −4

Original line number	Diff line number	Diff line
		@@ -60,14 +60,10 @@ public class RoSystemProperties {
		public static final CryptoProperties.type_values CRYPTO_TYPE =
		CryptoProperties.type().orElse(CryptoProperties.type_values.NONE);
		// These are pseudo-properties
		public static final boolean CRYPTO_ENCRYPTABLE =
		CRYPTO_STATE != CryptoProperties.state_values.UNSUPPORTED;
		public static final boolean CRYPTO_ENCRYPTED =
		CRYPTO_STATE == CryptoProperties.state_values.ENCRYPTED;
		public static final boolean CRYPTO_FILE_ENCRYPTED =
		CRYPTO_TYPE == CryptoProperties.type_values.FILE;
		public static final boolean CRYPTO_BLOCK_ENCRYPTED =
		CRYPTO_TYPE == CryptoProperties.type_values.BLOCK;

		public static final boolean CONTROL_PRIVAPP_PERMISSIONS_LOG =
		"log".equalsIgnoreCase(CONTROL_PRIVAPP_PERMISSIONS);

services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java

+2 −28

Original line number	Diff line number	Diff line
		@@ -1497,23 +1497,6 @@ public class DevicePolicyManagerService extends BaseIDevicePolicyManager {
		return StorageManager.isFileEncryptedNativeOnly();
		}

		boolean storageManagerIsNonDefaultBlockEncrypted() {
		final long identity = Binder.clearCallingIdentity();
		try {
		return StorageManager.isNonDefaultBlockEncrypted();
		} finally {
		Binder.restoreCallingIdentity(identity);
		}
		}

		boolean storageManagerIsEncrypted() {
		return StorageManager.isEncrypted();
		}

		boolean storageManagerIsEncryptable() {
		return StorageManager.isEncryptable();
		}

		Looper getMyLooper() {
		return Looper.myLooper();
		}
		@@ -7676,21 +7659,12 @@ public class DevicePolicyManagerService extends BaseIDevicePolicyManager {

		/**
		* Hook to low-levels: Reporting the current status of encryption.
		* @return A value such as {@link DevicePolicyManager#ENCRYPTION_STATUS_UNSUPPORTED},
		* {@link DevicePolicyManager#ENCRYPTION_STATUS_INACTIVE},
		* {@link DevicePolicyManager#ENCRYPTION_STATUS_ACTIVE_DEFAULT_KEY},
		* {@link DevicePolicyManager#ENCRYPTION_STATUS_ACTIVE_PER_USER}, or
		* {@link DevicePolicyManager#ENCRYPTION_STATUS_ACTIVE}.
		* @return Either {@link DevicePolicyManager#ENCRYPTION_STATUS_UNSUPPORTED}
		* or {@link DevicePolicyManager#ENCRYPTION_STATUS_ACTIVE_PER_USER}.
		*/
		private int getEncryptionStatus() {
		if (mInjector.storageManagerIsFileBasedEncryptionEnabled()) {
		return DevicePolicyManager.ENCRYPTION_STATUS_ACTIVE_PER_USER;
		} else if (mInjector.storageManagerIsNonDefaultBlockEncrypted()) {
		return DevicePolicyManager.ENCRYPTION_STATUS_ACTIVE;
		} else if (mInjector.storageManagerIsEncrypted()) {
		return DevicePolicyManager.ENCRYPTION_STATUS_ACTIVE_DEFAULT_KEY;
		} else if (mInjector.storageManagerIsEncryptable()) {
		return DevicePolicyManager.ENCRYPTION_STATUS_INACTIVE;
		} else {
		return DevicePolicyManager.ENCRYPTION_STATUS_UNSUPPORTED;
		}

services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerServiceTestable.java

+0 −15

Original line number	Diff line number	Diff line
		@@ -254,21 +254,6 @@ public class DevicePolicyManagerServiceTestable extends DevicePolicyManagerServi
		return services.storageManager.isFileBasedEncryptionEnabled();
		}

		@Override
		boolean storageManagerIsNonDefaultBlockEncrypted() {
		return services.storageManager.isNonDefaultBlockEncrypted();
		}

		@Override
		boolean storageManagerIsEncrypted() {
		return services.storageManager.isEncrypted();
		}

		@Override
		boolean storageManagerIsEncryptable() {
		return services.storageManager.isEncryptable();
		}

		@Override
		String getDevicePolicyFilePathForSystemUser() {
		return services.systemUserDataDir.getAbsolutePath() + "/";

services/tests/servicestests/src/com/android/server/devicepolicy/MockSystemServices.java

+0 −12

Original line number	Diff line number	Diff line
		@@ -492,18 +492,6 @@ public class MockSystemServices {
		public boolean isFileBasedEncryptionEnabled() {
		return false;
		}

		public boolean isNonDefaultBlockEncrypted() {
		return false;
		}

		public boolean isEncrypted() {
		return false;
		}

		public boolean isEncryptable() {
		return false;
		}
		}

		// We have to keep track of broadcast receivers registered for a given intent ourselves as the