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1 | /* -*-mode:java; c-basic-offset:2; indent-tabs-mode:nil -*- */ |
2 | /* | |
3 | Copyright (c) 2002-2010 ymnk, JCraft,Inc. All rights reserved. | |
4 | ||
5 | Redistribution and use in source and binary forms, with or without | |
6 | modification, are permitted provided that the following conditions are met: | |
7 | ||
8 | 1. Redistributions of source code must retain the above copyright notice, | |
9 | 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().toByteArray(); | |
59 | ep=((RSAPrivateCrtKey)prvKey).getPrimeExponentP().toByteArray(); | |
60 | eq=((RSAPrivateCrtKey)prvKey).getPrimeExponentQ().toByteArray(); | |
61 | p=((RSAPrivateCrtKey)prvKey).getPrimeP().toByteArray(); | |
62 | q=((RSAPrivateCrtKey)prvKey).getPrimeQ().toByteArray(); | |
63 | } | |
64 | public byte[] getD(){return d;} | |
65 | public byte[] getE(){return e;} | |
66 | public byte[] getN(){return n;} | |
67 | public byte[] getC(){return c;} | |
68 | public byte[] getEP(){return ep;} | |
69 | public byte[] getEQ(){return eq;} | |
70 | public byte[] getP(){return p;} | |
71 | public byte[] getQ(){return q;} | |
72 | } |