Showing the changes to java/pkg/java/security/spec/RSAPrivateCrtKeySpec.java (1 of 18352 files). Show all
Unified · Split
| @@ -0,0 +1,143 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (c) 1998, 2003, 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.spec; | ||
| 27 | |||
| 28 | import java.math.BigInteger; | ||
| 29 | |||
| 30 | /** | ||
| 31 | * This class specifies an RSA private key, as defined in the PKCS#1 | ||
| 32 | * standard, using the Chinese Remainder Theorem (CRT) information values for | ||
| 33 | * efficiency. | ||
| 34 | * | ||
| 35 | * @author Jan Luehe | ||
| 36 | * | ||
| 37 | * | ||
| 38 | * @see java.security.Key | ||
| 39 | * @see java.security.KeyFactory | ||
| 40 | * @see KeySpec | ||
| 41 | * @see PKCS8EncodedKeySpec | ||
| 42 | * @see RSAPrivateKeySpec | ||
| 43 | * @see RSAPublicKeySpec | ||
| 44 | */ | ||
| 45 | |||
| 46 | public class RSAPrivateCrtKeySpec extends RSAPrivateKeySpec { | ||
| 47 | |||
| 48 | private final BigInteger publicExponent; | ||
| 49 | private final BigInteger primeP; | ||
| 50 | private final BigInteger primeQ; | ||
| 51 | private final BigInteger primeExponentP; | ||
| 52 | private final BigInteger primeExponentQ; | ||
| 53 | private final BigInteger crtCoefficient; | ||
| 54 | |||
| 55 | |||
| 56 | |||
| 57 | /** | ||
| 58 | * Creates a new <code>RSAPrivateCrtKeySpec</code> | ||
| 59 | * given the modulus, publicExponent, privateExponent, | ||
| 60 | * primeP, primeQ, primeExponentP, primeExponentQ, and | ||
| 61 | * crtCoefficient as defined in PKCS#1. | ||
| 62 | * | ||
| 63 | * @param modulus the modulus n | ||
| 64 | * @param publicExponent the public exponent e | ||
| 65 | * @param privateExponent the private exponent d | ||
| 66 | * @param primeP the prime factor p of n | ||
| 67 | * @param primeQ the prime factor q of n | ||
| 68 | * @param primeExponentP this is d mod (p-1) | ||
| 69 | * @param primeExponentQ this is d mod (q-1) | ||
| 70 | * @param crtCoefficient the Chinese Remainder Theorem | ||
| 71 | * coefficient q-1 mod p | ||
| 72 | */ | ||
| 73 | public RSAPrivateCrtKeySpec(BigInteger modulus, | ||
| 74 | BigInteger publicExponent, | ||
| 75 | BigInteger privateExponent, | ||
| 76 | BigInteger primeP, | ||
| 77 | BigInteger primeQ, | ||
| 78 | BigInteger primeExponentP, | ||
| 79 | BigInteger primeExponentQ, | ||
| 80 | BigInteger crtCoefficient) { | ||
| 81 | super(modulus, privateExponent); | ||
| 82 | this.publicExponent = publicExponent; | ||
| 83 | this.primeP = primeP; | ||
| 84 | this.primeQ = primeQ; | ||
| 85 | this.primeExponentP = primeExponentP; | ||
| 86 | this.primeExponentQ = primeExponentQ; | ||
| 87 | this.crtCoefficient = crtCoefficient; | ||
| 88 | } | ||
| 89 | |||
| 90 | /** | ||
| 91 | * Returns the public exponent. | ||
| 92 | * | ||
| 93 | * @return the public exponent | ||
| 94 | */ | ||
| 95 | public BigInteger getPublicExponent() { | ||
| 96 | return this.publicExponent; | ||
| 97 | } | ||
| 98 | |||
| 99 | /** | ||
| 100 | * Returns the primeP. | ||
| 101 | |||
| 102 | * @return the primeP | ||
| 103 | */ | ||
| 104 | public BigInteger getPrimeP() { | ||
| 105 | return this.primeP; | ||
| 106 | } | ||
| 107 | |||
| 108 | /** | ||
| 109 | * Returns the primeQ. | ||
| 110 | * | ||
| 111 | * @return the primeQ | ||
| 112 | */ | ||
| 113 | public BigInteger getPrimeQ() { | ||
| 114 | return this.primeQ; | ||
| 115 | } | ||
| 116 | |||
| 117 | /** | ||
| 118 | * Returns the primeExponentP. | ||
| 119 | * | ||
| 120 | * @return the primeExponentP | ||
| 121 | */ | ||
| 122 | public BigInteger getPrimeExponentP() { | ||
| 123 | return this.primeExponentP; | ||
| 124 | } | ||
| 125 | |||
| 126 | /** | ||
| 127 | * Returns the primeExponentQ. | ||
| 128 | * | ||
| 129 | * @return the primeExponentQ | ||
| 130 | */ | ||
| 131 | public BigInteger getPrimeExponentQ() { | ||
| 132 | return this.primeExponentQ; | ||
| 133 | } | ||
| 134 | |||
| 135 | /** | ||
| 136 | * Returns the crtCoefficient. | ||
| 137 | * | ||
| 138 | * @return the crtCoefficient | ||
| 139 | */ | ||
| 140 | public BigInteger getCrtCoefficient() { | ||
| 141 | return this.crtCoefficient; | ||
| 142 | } | ||
| 143 | } | ||