| /* |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * |
| * (C) Copyright IBM Corp. 1999 All Rights Reserved. |
| * Copyright 1997 The Open Group Research Institute. All rights reserved. |
| */ |
| |
| package sun.security.krb5.internal.ktab; |
| |
| import sun.security.krb5.*; |
| import sun.security.krb5.internal.*; |
| import java.io.UnsupportedEncodingException; |
| |
| /** |
| * This class represents a Key Table entry. Each entry contains the service principal of |
| * the key, time stamp, key version and secret key itself. |
| * |
| * @author Yanni Zhang |
| */ |
| public class KeyTabEntry implements KeyTabConstants { |
| PrincipalName service; |
| Realm realm; |
| KerberosTime timestamp; |
| int keyVersion; |
| int keyType; |
| byte[] keyblock = null; |
| boolean DEBUG = Krb5.DEBUG; |
| |
| public KeyTabEntry (PrincipalName new_service, Realm new_realm, KerberosTime new_time, |
| int new_keyVersion, int new_keyType, byte[] new_keyblock) { |
| service = new_service; |
| realm = new_realm; |
| timestamp = new_time; |
| keyVersion = new_keyVersion; |
| keyType = new_keyType; |
| if (new_keyblock != null) { |
| keyblock = new_keyblock.clone(); |
| } |
| } |
| |
| public PrincipalName getService() { |
| return service; |
| } |
| |
| public EncryptionKey getKey() { |
| EncryptionKey key = new EncryptionKey(keyblock, |
| keyType, |
| new Integer(keyVersion)); |
| return key; |
| } |
| |
| public String getKeyString() { |
| StringBuffer sb = new StringBuffer("0x"); |
| for (int i = 0; i < keyblock.length; i++) { |
| sb.append(String.format("%02x", keyblock[i]&0xff)); |
| } |
| return sb.toString(); |
| } |
| public int entryLength() { |
| int totalPrincipalLength = 0; |
| String[] names = service.getNameStrings(); |
| for (int i = 0; i < names.length; i++) { |
| try { |
| totalPrincipalLength += principalSize + names[i].getBytes("8859_1").length; |
| } catch (UnsupportedEncodingException exc) { |
| } |
| } |
| |
| int realmLen = 0; |
| try { |
| realmLen = realm.toString().getBytes("8859_1").length; |
| } catch (UnsupportedEncodingException exc) { |
| } |
| |
| int size = principalComponentSize + realmSize + realmLen |
| + totalPrincipalLength + principalTypeSize |
| + timestampSize + keyVersionSize |
| + keyTypeSize + keySize + keyblock.length; |
| |
| if (DEBUG) { |
| System.out.println(">>> KeyTabEntry: key tab entry size is " + size); |
| } |
| return size; |
| } |
| |
| public KerberosTime getTimeStamp() { |
| return timestamp; |
| } |
| } |