1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.security.keystore; 18 19import java.math.BigInteger; 20import java.security.PrivateKey; 21import java.security.interfaces.RSAKey; 22 23/** 24 * RSA private key (instance of {@link PrivateKey} and {@link RSAKey}) backed by keystore. 25 * 26 * @hide 27 */ 28public class AndroidKeyStoreRSAPrivateKey extends AndroidKeyStorePrivateKey implements RSAKey { 29 30 private final BigInteger mModulus; 31 32 public AndroidKeyStoreRSAPrivateKey(String alias, int uid, BigInteger modulus) { 33 super(alias, uid, KeyProperties.KEY_ALGORITHM_RSA); 34 mModulus = modulus; 35 } 36 37 @Override 38 public BigInteger getModulus() { 39 return mModulus; 40 } 41} 42