From 43905ff30b187d8d1d1dee50e722f47fd8a93144 Mon Sep 17 00:00:00 2001 From: Michael Koch Date: Wed, 30 Apr 2003 07:23:42 +0000 Subject: Engine.java, [...]: New files from classpath. 2003-04-30 Michael Koch * gnu/java/security/Engine.java, gnu/java/security/OID.java, gnu/java/security/der/BitString.java, gnu/java/security/der/DER.java, gnu/java/security/der/DERReader.java, gnu/java/security/der/DERValue.java, gnu/java/security/der/DERWriter.java, gnu/java/security/provider/DSAKeyFactory.java, gnu/java/security/provider/X509CertificateFactory.java, gnu/java/security/x509/X500DistinguishedName.java, gnu/java/security/x509/X509CRL.java, gnu/java/security/x509/X509CRLEntry.java, gnu/java/security/x509/X509Certificate.java, java/security/cert/CRLSelector.java, java/security/cert/CertPathBuilder.java, java/security/cert/CertPathBuilderResult.java, java/security/cert/CertPathBuilderSpi.java, java/security/cert/CertPathParameters.java, java/security/cert/CertPathValidator.java, java/security/cert/CertPathValidatorResult.java, java/security/cert/CertPathValidatorSpi.java, java/security/cert/CertSelector.java, java/security/cert/CertStore.java, java/security/cert/CertStoreParameters.java, java/security/cert/CertStoreSpi.java, java/security/cert/CollectionCertStoreParameters.java, java/security/cert/LDAPCertStoreParameters.java, java/security/cert/PKIXBuilderParameters.java, java/security/cert/PKIXCertPathBuilderResult.java, java/security/cert/PKIXCertPathChecker.java, java/security/cert/PKIXCertPathValidatorResult.java, java/security/cert/PKIXParameters.java, java/security/cert/PolicyNode.java, java/security/cert/PolicyQualifierInfo.java, java/security/cert/TrustAnchor.java, javax/security/auth/x500/X500Principal.java: New files from classpath. * gnu/java/io/ASN1ParsingException.java, gnu/java/io/Base64InputStream.java, gnu/java/security/der/DEREncodingException.java, gnu/java/security/provider/DSAParameters.java, gnu/java/security/provider/DSASignature.java, gnu/java/security/provider/Gnu.java, gnu/java/security/provider/GnuDSAPrivateKey.java, gnu/java/security/provider/GnuDSAPublicKey.java, java/security/AlgorithmParameterGenerator.java, java/security/AlgorithmParameters.java, java/security/KeyFactory.java, java/security/KeyPairGenerator.java, java/security/KeyStore.java, java/security/MessageDigest.java, java/security/SecureClassLoader.java, java/security/SecureRandom.java, java/security/Security.java, java/security/Signature.java, java/security/cert/Certificate.java, java/security/cert/CertificateFactory.java, java/security/cert/CertificateFactorySpi.java, java/security/cert/X509CRL.java, java/security/cert/X509Certificate.java, java/security/spec/DSAPublicKeySpec.java: New versions from classpath. * gnu/java/security/provider/DERReader.java, gnu/java/security/provider/DERWriter.java, java/security/Engine.java: Removed. * Makefile.am (java_source_files, javax_source_files): Added new files. * Makefile.in: Regenerated. From-SVN: r66283 --- .../gnu/java/security/provider/DSAKeyFactory.java | 134 +++++++++++++++++++++ 1 file changed, 134 insertions(+) create mode 100644 libjava/gnu/java/security/provider/DSAKeyFactory.java (limited to 'libjava/gnu/java/security/provider/DSAKeyFactory.java') diff --git a/libjava/gnu/java/security/provider/DSAKeyFactory.java b/libjava/gnu/java/security/provider/DSAKeyFactory.java new file mode 100644 index 00000000000..3414f423c48 --- /dev/null +++ b/libjava/gnu/java/security/provider/DSAKeyFactory.java @@ -0,0 +1,134 @@ +/* DSAKeyFactory.java -- DSA key factory. + Copyright (C) 2003 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.security.InvalidKeyException; +import java.security.Key; +import java.security.KeyFactorySpi; +import java.security.PrivateKey; +import java.security.PublicKey; +import java.security.interfaces.DSAPrivateKey; +import java.security.interfaces.DSAPublicKey; +import java.security.spec.DSAPrivateKeySpec; +import java.security.spec.DSAPublicKeySpec; +import java.security.spec.InvalidKeySpecException; +import java.security.spec.KeySpec; + +/** + * DSA key factory. + * + * @author Casey Marshall (rsdio@metastatic.org) + */ +public class DSAKeyFactory extends KeyFactorySpi +{ + + // Constructor. + // ------------------------------------------------------------------------ + + public DSAKeyFactory() + { + super(); + } + + // Instance methods. + // ------------------------------------------------------------------------ + + protected PrivateKey engineGeneratePrivate(KeySpec keySpec) + throws InvalidKeySpecException + { + if (!(keySpec instanceof DSAPrivateKeySpec)) + throw new InvalidKeySpecException(); + return new GnuDSAPrivateKey( + ((DSAPrivateKeySpec) keySpec).getX(), + ((DSAPrivateKeySpec) keySpec).getP(), + ((DSAPrivateKeySpec) keySpec).getQ(), + ((DSAPrivateKeySpec) keySpec).getG()); + } + + protected PublicKey engineGeneratePublic(KeySpec keySpec) + throws InvalidKeySpecException + { + if (!(keySpec instanceof DSAPublicKeySpec)) + throw new InvalidKeySpecException(); + return new GnuDSAPublicKey( + ((DSAPublicKeySpec) keySpec).getY(), + ((DSAPublicKeySpec) keySpec).getP(), + ((DSAPublicKeySpec) keySpec).getQ(), + ((DSAPublicKeySpec) keySpec).getG()); + } + + protected KeySpec engineGetKeySpec(Key key, Class keySpec) + throws InvalidKeySpecException + { + if ((key instanceof DSAPublicKey) && + keySpec.isAssignableFrom(DSAPublicKeySpec.class)) + { + return new DSAPublicKeySpec(((DSAPublicKey) key).getY(), + ((DSAPublicKey) key).getParams().getP(), + ((DSAPublicKey) key).getParams().getQ(), + ((DSAPublicKey) key).getParams().getG()); + } + if ((key instanceof DSAPrivateKey) && + keySpec.isAssignableFrom(DSAPrivateKeySpec.class)) + { + return new DSAPrivateKeySpec(((DSAPrivateKey) key).getX(), + ((DSAPrivateKey) key).getParams().getP(), + ((DSAPrivateKey) key).getParams().getQ(), + ((DSAPrivateKey) key).getParams().getG()); + } + throw new InvalidKeySpecException(); + } + + protected Key engineTranslateKey(Key key) throws InvalidKeyException + { + if ((key instanceof GnuDSAPublicKey) || (key instanceof GnuDSAPrivateKey)) + return key; + if (key instanceof DSAPublicKey) + return new GnuDSAPublicKey(((DSAPublicKey) key).getY(), + ((DSAPublicKey) key).getParams().getP(), + ((DSAPublicKey) key).getParams().getQ(), + ((DSAPublicKey) key).getParams().getG()); + if (key instanceof DSAPrivateKey) + return new GnuDSAPrivateKey(((DSAPrivateKey) key).getX(), + ((DSAPrivateKey) key).getParams().getP(), + ((DSAPrivateKey) key).getParams().getQ(), + ((DSAPrivateKey) key).getParams().getG()); + throw new InvalidKeyException(); + } +} -- cgit v1.2.3