1 /* 2 * Copyright (c) 2001, 2020, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package java.security.interfaces; 27 28 import java.math.BigInteger; 29 import java.security.spec.RSAOtherPrimeInfo; 30 31 /** 32 * The interface to an RSA multi-prime private key, as defined in the 33 * <a href="https://tools.ietf.org/rfc/rfc8017.txt">PKCS#1 v2.2</a> standard, 34 * using the <i>Chinese Remainder Theorem</i> (CRT) information values. 35 * 36 * @author Valerie Peng 37 * 38 * 39 * @see java.security.spec.RSAPrivateKeySpec 40 * @see java.security.spec.RSAMultiPrimePrivateCrtKeySpec 41 * @see RSAPrivateKey 42 * @see RSAPrivateCrtKey 43 * 44 * @since 1.4 45 */ 46 47 public interface RSAMultiPrimePrivateCrtKey extends RSAPrivateKey { 48 49 /** 50 * The type fingerprint that is set to indicate 51 * serialization compatibility with a previous 52 * version of the type. 53 */ 54 // Android-removed: (b/260847206) revert once aosp/master is marked as V. 55 // * @deprecated A {@code serialVersionUID} field in an interface is 56 // * ineffectual. Do not use; no replacement. 57 // */ 58 // @Deprecated 59 // @SuppressWarnings("serial") 60 // @java.io.Serial 61 static final long serialVersionUID = 618058533534628008L; 62 63 /** 64 * Returns the public exponent. 65 * 66 * @return the public exponent. 67 */ getPublicExponent()68 public BigInteger getPublicExponent(); 69 70 /** 71 * Returns the primeP. 72 * 73 * @return the primeP. 74 */ getPrimeP()75 public BigInteger getPrimeP(); 76 77 /** 78 * Returns the primeQ. 79 * 80 * @return the primeQ. 81 */ getPrimeQ()82 public BigInteger getPrimeQ(); 83 84 /** 85 * Returns the primeExponentP. 86 * 87 * @return the primeExponentP. 88 */ getPrimeExponentP()89 public BigInteger getPrimeExponentP(); 90 91 /** 92 * Returns the primeExponentQ. 93 * 94 * @return the primeExponentQ. 95 */ getPrimeExponentQ()96 public BigInteger getPrimeExponentQ(); 97 98 /** 99 * Returns the crtCoefficient. 100 * 101 * @return the crtCoefficient. 102 */ getCrtCoefficient()103 public BigInteger getCrtCoefficient(); 104 105 /** 106 * Returns the otherPrimeInfo or null if there are only 107 * two prime factors (p and q). 108 * 109 * @return the otherPrimeInfo. 110 */ getOtherPrimeInfo()111 public RSAOtherPrimeInfo[] getOtherPrimeInfo(); 112 } 113