Merge "Keystore 2.0: Add key migration API." (d42f1be8) · Commits · e / os / android_frameworks_base

keystore/java/android/security/AndroidKeyStoreMaintenance.java

+35 −0

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ import android.os.ServiceManager;
		import android.os.ServiceSpecificException;
		import android.security.maintenance.IKeystoreMaintenance;
		import android.system.keystore2.Domain;
		import android.system.keystore2.KeyDescriptor;
		import android.system.keystore2.ResponseCode;
		import android.util.Log;

		@@ -33,6 +34,9 @@ public class AndroidKeyStoreMaintenance {
		private static final String TAG = "AndroidKeyStoreMaintenance";

		public static final int SYSTEM_ERROR = ResponseCode.SYSTEM_ERROR;
		public static final int INVALID_ARGUMENT = ResponseCode.INVALID_ARGUMENT;
		public static final int PERMISSION_DENIED = ResponseCode.PERMISSION_DENIED;
		public static final int KEY_NOT_FOUND = ResponseCode.KEY_NOT_FOUND;

		private static IKeystoreMaintenance getService() {
		return IKeystoreMaintenance.Stub.asInterface(
		@@ -148,4 +152,35 @@ public class AndroidKeyStoreMaintenance {
		Log.e(TAG, "Error while reporting device off body event.", e);
		}
		}

		/**
		* Migrates a key given by the source descriptor to the location designated by the destination
		* descriptor.
		*
		* @param source - The key to migrate may be specified by Domain.APP, Domain.SELINUX, or
		* Domain.KEY_ID. The caller needs the permissions use, delete, and grant for the
		* source namespace.
		* @param destination - The new designation for the key may be specified by Domain.APP or
		* Domain.SELINUX. The caller need the permission rebind for the destination
		* namespace.
		*
		* @return * 0 on success
		* * KEY_NOT_FOUND if the source did not exists.
		* * PERMISSION_DENIED if any of the required permissions was missing.
		* * INVALID_ARGUMENT if the destination was occupied or any domain value other than
		* the allowed once were specified.
		* * SYSTEM_ERROR if an unexpected error occurred.
		*/
		public static int migrateKeyNamespace(KeyDescriptor source, KeyDescriptor destination) {
		try {
		getService().migrateKeyNamespace(source, destination);
		return 0;
		} catch (ServiceSpecificException e) {
		Log.e(TAG, "migrateKeyNamespace failed", e);
		return e.errorCode;
		} catch (Exception e) {
		Log.e(TAG, "Can not connect to keystore", e);
		return SYSTEM_ERROR;
		}
		}
		}