| /* GnuPublicKeyring.java -- |
| Copyright (C) 2003, 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.crypto.keyring; |
| |
| import gnu.java.security.Configuration; |
| import gnu.java.security.Registry; |
| |
| import java.io.DataInputStream; |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.security.cert.Certificate; |
| import java.util.Date; |
| import java.util.Iterator; |
| import java.util.logging.Logger; |
| |
| public class GnuPublicKeyring |
| extends BaseKeyring |
| implements IPublicKeyring |
| { |
| private static final Logger log = Logger.getLogger(GnuPublicKeyring.class.getName()); |
| public static final int USAGE = Registry.GKR_CERTIFICATES; |
| |
| public GnuPublicKeyring(String mac, int macLen) |
| { |
| keyring = new PasswordAuthenticatedEntry(mac, macLen, new Properties()); |
| keyring2 = new CompressedEntry(new Properties()); |
| keyring.add(keyring2); |
| } |
| |
| public GnuPublicKeyring() |
| { |
| } |
| |
| public boolean containsCertificate(String alias) |
| { |
| if (Configuration.DEBUG) |
| log.entering(this.getClass().getName(), "containsCertificate", alias); |
| boolean result = false; |
| if (containsAlias(alias)) |
| for (Iterator it = get(alias).iterator(); it.hasNext();) |
| if (it.next() instanceof CertificateEntry) |
| { |
| result = true; |
| break; |
| } |
| if (Configuration.DEBUG) |
| log.exiting(this.getClass().getName(), "containsCertificate", |
| Boolean.valueOf(result)); |
| return result; |
| } |
| |
| public Certificate getCertificate(String alias) |
| { |
| if (Configuration.DEBUG) |
| log.entering(this.getClass().getName(), "getCertificate", alias); |
| Certificate result = null; |
| if (containsAlias(alias)) |
| for (Iterator it = get(alias).iterator(); it.hasNext();) |
| { |
| Entry e = (Entry) it.next(); |
| if (e instanceof CertificateEntry) |
| { |
| result = ((CertificateEntry) e).getCertificate(); |
| break; |
| } |
| } |
| if (Configuration.DEBUG) |
| log.exiting(this.getClass().getName(), "getCertificate", result); |
| return result; |
| } |
| |
| public void putCertificate(String alias, Certificate cert) |
| { |
| if (Configuration.DEBUG) |
| log.entering(this.getClass().getName(), "putCertificate", |
| new Object[] { alias, cert }); |
| if (! containsCertificate(alias)) |
| { |
| Properties p = new Properties(); |
| p.put("alias", fixAlias(alias)); |
| add(new CertificateEntry(cert, new Date(), p)); |
| } |
| else if (Configuration.DEBUG) |
| log.fine("Keyring already contains alias: " + alias); |
| if (Configuration.DEBUG) |
| log.exiting(this.getClass().getName(), "putCertificate"); |
| } |
| |
| protected void load(InputStream in, char[] password) throws IOException |
| { |
| if (Configuration.DEBUG) |
| log.entering(this.getClass().getName(), "load"); |
| if (in.read() != USAGE) |
| throw new MalformedKeyringException("incompatible keyring usage"); |
| if (in.read() != PasswordAuthenticatedEntry.TYPE) |
| throw new MalformedKeyringException( |
| "expecting password-authenticated entry tag"); |
| DataInputStream dis = new DataInputStream(in); |
| keyring = PasswordAuthenticatedEntry.decode(dis, password); |
| if (Configuration.DEBUG) |
| log.exiting(this.getClass().getName(), "load"); |
| } |
| |
| protected void store(OutputStream out, char[] password) throws IOException |
| { |
| if (Configuration.DEBUG) |
| log.entering(this.getClass().getName(), "store"); |
| out.write(USAGE); |
| keyring.encode(new DataOutputStream(out), password); |
| if (Configuration.DEBUG) |
| log.exiting(this.getClass().getName(), "store"); |
| } |
| } |