01: /* -*-mode:java; c-basic-offset:2; indent-tabs-mode:nil -*- */
02: /*
03: Copyright (c) 2002-2008 ymnk, JCraft,Inc. All rights reserved.
04:
05: Redistribution and use in source and binary forms, with or without
06: modification, are permitted provided that the following conditions are met:
07:
08: 1. Redistributions of source code must retain the above copyright notice,
09: this list of conditions and the following disclaimer.
10:
11: 2. Redistributions in binary form must reproduce the above copyright
12: notice, this list of conditions and the following disclaimer in
13: the documentation and/or other materials provided with the distribution.
14:
15: 3. The names of the authors may not be used to endorse or promote products
16: derived from this software without specific prior written permission.
17:
18: THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
19: INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20: FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JCRAFT,
21: INC. OR ANY CONTRIBUTORS TO THIS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
22: INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
24: OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25: LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26: NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27: EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28: */
29:
30: package com.jcraft.jsch.jce;
31:
32: import java.security.*;
33: import java.security.interfaces.*;
34:
35: public class KeyPairGenRSA implements com.jcraft.jsch.KeyPairGenRSA {
36: byte[] d; // private
37: byte[] e; // public
38: byte[] n;
39:
40: byte[] c; // coefficient
41: byte[] ep; // exponent p
42: byte[] eq; // exponent q
43: byte[] p; // prime p
44: byte[] q; // prime q
45:
46: public void init(int key_size) throws Exception {
47: KeyPairGenerator keyGen = KeyPairGenerator.getInstance("RSA");
48: keyGen.initialize(key_size, new SecureRandom());
49: KeyPair pair = keyGen.generateKeyPair();
50:
51: PublicKey pubKey = pair.getPublic();
52: PrivateKey prvKey = pair.getPrivate();
53:
54: d = ((RSAPrivateKey) prvKey).getPrivateExponent().toByteArray();
55: e = ((RSAPublicKey) pubKey).getPublicExponent().toByteArray();
56: n = ((RSAPrivateKey) prvKey).getModulus().toByteArray();
57:
58: c = ((RSAPrivateCrtKey) prvKey).getCrtCoefficient()
59: .toByteArray();
60: ep = ((RSAPrivateCrtKey) prvKey).getPrimeExponentP()
61: .toByteArray();
62: eq = ((RSAPrivateCrtKey) prvKey).getPrimeExponentQ()
63: .toByteArray();
64: p = ((RSAPrivateCrtKey) prvKey).getPrimeP().toByteArray();
65: q = ((RSAPrivateCrtKey) prvKey).getPrimeQ().toByteArray();
66: }
67:
68: public byte[] getD() {
69: return d;
70: }
71:
72: public byte[] getE() {
73: return e;
74: }
75:
76: public byte[] getN() {
77: return n;
78: }
79:
80: public byte[] getC() {
81: return c;
82: }
83:
84: public byte[] getEP() {
85: return ep;
86: }
87:
88: public byte[] getEQ() {
89: return eq;
90: }
91:
92: public byte[] getP() {
93: return p;
94: }
95:
96: public byte[] getQ() {
97: return q;
98: }
99: }
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