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