diff options
| author | mark <mark@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-08-01 16:06:00 +0000 |
|---|---|---|
| committer | mark <mark@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-08-01 16:06:00 +0000 |
| commit | f0fa0d7593a4096ea9c1b26389ec4bb1431e5631 (patch) | |
| tree | b613920091592f4aab99f34311bba2598faf4ea6 /libjava/gnu/java/security/provider/DSAParameterGenerator.java | |
| parent | 19f63b4e61352bf04d1ddbfa307ea098c6037600 (diff) | |
| download | ppe42-gcc-f0fa0d7593a4096ea9c1b26389ec4bb1431e5631.tar.gz ppe42-gcc-f0fa0d7593a4096ea9c1b26389ec4bb1431e5631.zip | |
Revert patch that breaks libgcj shared library on powerpc:
* gnu/java/security/provider/Gnu.java: Reverse referencing all
implementation classes by using Class.getName(). Uses Strings again.
* gnu/java/security/der/DEREncodingException.java,
gnu/java/security/provider/DERReader.java,
gnu/java/security/provider/DERWriter.java,
gnu/java/security/provider/DSAKeyPairGenerator.java,
gnu/java/security/provider/DSAParameterGenerator.java,
gnu/java/security/provider/DSAParameters.java,
gnu/java/security/provider/DSASignature.java,
gnu/java/security/provider/GnuDSAPrivateKey.java,
gnu/java/security/provider/GnuDSAPublicKey.java,
gnu/java/security/provider/MD5.java,
gnu/java/security/util/Prime.java: Removed.
* Makefile.am (ordinary_java_source_files): Remove above files.
* Makefile.in: Regenerate.
* gnu/java/security/provider/DefaultPolicy.java
(getPermissions): Revert to maintaining static class variable of
Permissions.
* gnu/java/security/provider/SHA.java
(engineUpdate): Revert algorithm change.
(engineDigest): Revert algorithm change.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55935 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava/gnu/java/security/provider/DSAParameterGenerator.java')
| -rw-r--r-- | libjava/gnu/java/security/provider/DSAParameterGenerator.java | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/libjava/gnu/java/security/provider/DSAParameterGenerator.java b/libjava/gnu/java/security/provider/DSAParameterGenerator.java deleted file mode 100644 index f481f294dda..00000000000 --- a/libjava/gnu/java/security/provider/DSAParameterGenerator.java +++ /dev/null @@ -1,128 +0,0 @@ -/* DSAParameterGenerator.java --- DSA Parameter Generator Implementation - Copyright (C) 1999 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA -02111-1307 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package gnu.java.security.provider; - -import java.math.BigInteger; -import java.security.AlgorithmParameters; -import java.security.AlgorithmParameterGeneratorSpi; -import java.security.InvalidAlgorithmParameterException; -import java.security.NoSuchAlgorithmException; -import java.security.SecureRandom; -import java.security.spec.AlgorithmParameterSpec; -import java.security.spec.DSAParameterSpec; -import java.security.spec.InvalidParameterSpecException; -import java.util.Random; - -import gnu.java.security.util.Prime; - -public class DSAParameterGenerator extends AlgorithmParameterGeneratorSpi -{ - private int size; - private SecureRandom random = null; - - public DSAParameterGenerator() - { - size = 1024; - } - - public void engineInit(int size, SecureRandom random) - { - if( (size < 512) || (size > 1024) || ( (size % 64) != 0) ) - //throw new InvalidAlgorithmParameterException("Invalid Size"); - return; - this.size = size; - this.random = random; - } - - public void engineInit(AlgorithmParameterSpec genParamSpec, SecureRandom random) - throws InvalidAlgorithmParameterException - { - if( !( genParamSpec instanceof DSAParameterSpec ) ) - throw new InvalidAlgorithmParameterException("Must be DSAParameterSpec"); - - DSAParameterSpec dsaparameterspec = (DSAParameterSpec)genParamSpec; - int tmp = dsaparameterspec.getP().bitLength(); - - if( (tmp < 512) || (tmp > 1024) || ( (tmp % 64) != 0) ) - throw new InvalidAlgorithmParameterException("Invalid Size"); - - this.random = random; - } - - //For more information see IEEE P1363 A.16.1 (10/05/98 Draft) - public AlgorithmParameters engineGenerateParameters() - { - DSAParameterSpec dsaparameterspec; - - int L = size; - BigInteger r, p, k, h, g; - - //q 2^159 < q < 2^160 - r = Prime.generateRandomPrime( 159, 160, BigInteger.valueOf(1)); - - // 2^(L-1) < p < 2^L - p = Prime.generateRandomPrime( r, BigInteger.valueOf(1), L - 1, L, BigInteger.valueOf(1)); - - k = p.subtract( BigInteger.valueOf(1) ); - k = k.divide( r ); - - Random rand = new Random(); - h = BigInteger.valueOf(1); - - for(;;) { - h = h.add(BigInteger.valueOf( 1 ) ); - - g = h.modPow(k, p); - - if( g.compareTo( BigInteger.valueOf(1) ) != 1 ) - break; - } - - try { - dsaparameterspec = new DSAParameterSpec(p, r, g); - AlgorithmParameters ap = AlgorithmParameters.getInstance("DSA"); - ap.init( dsaparameterspec ); - return ap; - } catch ( NoSuchAlgorithmException nsae ) { - return null; - } catch ( InvalidParameterSpecException ipse) { - return null; - } - } -} |

