| /* SSLv3HMacSHA.java -- |
| Copyright (C) 2006 Free Software Foundation, Inc. |
| |
| This file is a 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 of the License, 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; if not, write to the Free Software |
| Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 |
| 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.javax.net.ssl.provider; |
| |
| import java.security.InvalidAlgorithmParameterException; |
| import java.security.InvalidKeyException; |
| import java.security.Key; |
| import java.security.spec.AlgorithmParameterSpec; |
| import java.util.Collections; |
| import java.util.Map; |
| |
| import javax.crypto.MacSpi; |
| import javax.crypto.SecretKey; |
| |
| /** |
| * @author csm |
| */ |
| public class SSLv3HMacSHAImpl extends MacSpi |
| { |
| private final SSLHMac adaptee; |
| |
| public SSLv3HMacSHAImpl() |
| { |
| adaptee = new SSLHMac("SHA-160"); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.crypto.MacSpi#engineDoFinal() |
| */ |
| @Override protected byte[] engineDoFinal() |
| { |
| return adaptee.digest(); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.crypto.MacSpi#engineGetMacLength() |
| */ |
| @Override protected int engineGetMacLength() |
| { |
| return adaptee.macSize(); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.crypto.MacSpi#engineInit(java.security.Key, java.security.spec.AlgorithmParameterSpec) |
| */ |
| @Override protected void engineInit(Key key, AlgorithmParameterSpec params) |
| throws InvalidAlgorithmParameterException, InvalidKeyException |
| { |
| if (!(key instanceof SecretKey) |
| || !key.getAlgorithm().equalsIgnoreCase("SSLv3HMac-SHA")) |
| throw new InvalidKeyException("expecting secret key with algorithm \"SSLv3HMac-SHA\""); |
| Map<String,byte[]> attr = |
| Collections.singletonMap(SSLHMac.MAC_KEY_MATERIAL, key.getEncoded()); |
| adaptee.init(attr); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.crypto.MacSpi#engineReset() |
| */ |
| @Override protected void engineReset() |
| { |
| adaptee.reset(); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.crypto.MacSpi#engineUpdate(byte) |
| */ |
| @Override protected void engineUpdate(byte input) |
| { |
| adaptee.update(input); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.crypto.MacSpi#engineUpdate(byte[], int, int) |
| */ |
| @Override protected void engineUpdate(byte[] input, int offset, int length) |
| { |
| adaptee.update(input, offset, length); |
| } |
| } |