001 /* RSAPrivateCrtKeySpec.java --- RSA Private Certificate Key Specificaton class 002 Copyright (C) 1999 Free Software Foundation, Inc. 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package java.security.spec; 040 import java.math.BigInteger; 041 042 /** 043 RSA Private Certificate Key class Specification. Used to 044 maintain the RSA Private Certificate Keys with the 045 <I>Chinese Remainder Theorem</I>(CRT) as specified by PKCS#1. 046 047 @since JDK 1.2 048 049 @author Mark Benvenuto 050 */ 051 public class RSAPrivateCrtKeySpec extends RSAPrivateKeySpec 052 { 053 private BigInteger publicExponent; 054 private BigInteger primeP; 055 private BigInteger primeQ; 056 private BigInteger primeExponentP; 057 private BigInteger primeExponentQ; 058 private BigInteger crtCoefficient; 059 060 /** 061 Constructs a new RSAPrivateKeySpec with the specified 062 variables. 063 064 @param modulus the RSA modulus 065 @param publicExponent the public key exponent 066 @param privateExponent the private key exponent 067 @param primeP the prime P 068 @param primeQ the prime Q 069 @param primeExponentP the prime exponent P 070 @param primeExponentQ the prime exponent P 071 @param crtCoefficient the CRT coefficient 072 */ 073 public RSAPrivateCrtKeySpec(BigInteger modulus, 074 BigInteger publicExponent, 075 BigInteger privateExponent, 076 BigInteger primeP, 077 BigInteger primeQ, 078 BigInteger primeExponentP, 079 BigInteger primeExponentQ, 080 BigInteger crtCoefficient) 081 { 082 super( modulus, privateExponent); 083 this.publicExponent = publicExponent; 084 this.primeP = primeP; 085 this.primeQ = primeQ; 086 this.primeExponentP = primeExponentP; 087 this.primeExponentQ = primeExponentQ; 088 this.crtCoefficient = crtCoefficient; 089 } 090 091 /** 092 Gets the RSA public exponent. 093 094 @return the RSA public exponent 095 */ 096 public BigInteger getPublicExponent() 097 { 098 return this.publicExponent; 099 } 100 101 /** 102 Gets the RSA prime P. 103 104 @return the RSA prime P 105 */ 106 public BigInteger getPrimeP() 107 { 108 return this.primeP; 109 } 110 111 /** 112 Gets the RSA prime Q. 113 114 @return the RSA prime Q 115 */ 116 public BigInteger getPrimeQ() 117 { 118 return this.primeQ; 119 } 120 121 /** 122 Gets the RSA prime exponent P. 123 124 @return the RSA prime exponent P 125 */ 126 public BigInteger getPrimeExponentP() 127 { 128 return this.primeExponentP; 129 } 130 131 /** 132 Gets the RSA prime exponent P. 133 134 @return the RSA prime exponent Q 135 */ 136 public BigInteger getPrimeExponentQ() 137 { 138 return this.primeExponentQ; 139 } 140 141 /** 142 Gets the RSA CRT coefficient. 143 144 @return the RSA CRT coefficient 145 */ 146 public BigInteger getCrtCoefficient() 147 { 148 return this.crtCoefficient; 149 } 150 151 }