fixes for host gcc 4.6.1
[zpugcc/jano.git] / toolchain / gcc / libjava / java / security / spec / RSAOtherPrimeInfo.java
blob082101e16a0006ac8969b9410a84c707dbbd49b5
1 /* RSAOtherPrimeInfo.java --
2 Copyright (C) 2003, Free Software Foundation, Inc.
4 This file is part of GNU Classpath.
6 GNU Classpath is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
11 GNU Classpath is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Classpath; see the file COPYING. If not, write to the
18 Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 02111-1307 USA.
21 Linking this library statically or dynamically with other modules is
22 making a combined work based on this library. Thus, the terms and
23 conditions of the GNU General Public License cover the whole
24 combination.
26 As a special exception, the copyright holders of this library give you
27 permission to link this library with independent modules to produce an
28 executable, regardless of the license terms of these independent
29 modules, and to copy and distribute the resulting executable under
30 terms of your choice, provided that you also meet, for each linked
31 independent module, the terms and conditions of the license of that
32 module. An independent module is a module which is not derived from
33 or based on this library. If you modify this library, you may extend
34 this exception to your version of the library, but you are not
35 obligated to do so. If you do not wish to do so, delete this
36 exception statement from your version. */
38 package java.security.spec;
40 import java.math.BigInteger;
42 /**
43 * This class represents the triplet (prime, exponent, and coefficient) inside
44 * RSA's OtherPrimeInfo structure, as defined in the PKCS#1 v2.1. The ASN.1
45 * syntax of RSA's OtherPrimeInfo is as follows:
47 * <pre>
48 * OtherPrimeInfo ::= SEQUENCE {
49 * prime INTEGER,
50 * exponent INTEGER,
51 * coefficient INTEGER
52 * }
53 * </pre>
55 * @since 1.4
56 * @see RSAPrivateCrtKeySpec
57 * @see java.security.interfaces.RSAMultiPrimePrivateCrtKey
59 public class RSAOtherPrimeInfo
61 // Constants and fields
62 // --------------------------------------------------------------------------
64 private BigInteger prime;
65 private BigInteger primeExponent;
66 private BigInteger crtCoefficient;
68 // Constructor(s)
69 // --------------------------------------------------------------------------
71 /**
72 * Creates a new <code>RSAOtherPrimeInfo</code> given the prime,
73 * primeExponent, and crtCoefficient as defined in PKCS#1.
75 * @param prime the prime factor of n.
76 * @param primeExponent the exponent.
77 * @param crtCoefficient the Chinese Remainder Theorem coefficient.
78 * @throws NullPointerException if any of the parameters, i.e. prime,
79 * primeExponent, crtCoefficient, is <code>null</code>.
81 public RSAOtherPrimeInfo(BigInteger prime, BigInteger primeExponent,
82 BigInteger crtCoefficient)
84 super();
86 if (prime == null)
87 throw new NullPointerException("prime");
88 if (primeExponent == null)
89 throw new NullPointerException("primeExponent");
90 if (crtCoefficient == null)
91 throw new NullPointerException("crtCoefficient");
93 this.prime = prime;
94 this.primeExponent = primeExponent;
95 this.crtCoefficient = crtCoefficient;
98 // Class methods
99 // --------------------------------------------------------------------------
101 // Instance methods
102 // --------------------------------------------------------------------------
105 * Returns the prime.
107 * @return the prime.
109 public final BigInteger getPrime()
111 return this.prime;
115 * Returns the prime's exponent.
117 * @return the primeExponent.
119 public final BigInteger getExponent()
121 return this.primeExponent;
125 * Returns the prime's crtCoefficient.
127 * @return the crtCoefficient.
129 public final BigInteger getCrtCoefficient()
131 return this.crtCoefficient;