| /* |
| * 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.internal.*; |
| import sun.security.krb5.internal.util.KrbDataOutputStream; |
| import java.io.IOException; |
| import java.io.FileOutputStream; |
| import java.io.OutputStream; |
| import java.io.UnsupportedEncodingException; |
| |
| /** |
| * This class implements a buffered input stream. It is used for parsing key table |
| * data to memory. |
| * |
| * @author Yanni Zhang |
| * |
| */ |
| public class KeyTabOutputStream extends KrbDataOutputStream implements KeyTabConstants { |
| private KeyTabEntry entry; |
| private int keyType; |
| private byte[] keyValue; |
| public int version; |
| |
| public KeyTabOutputStream(OutputStream os) { |
| super(os); |
| } |
| |
| public void writeVersion(int num) throws IOException { |
| version = num; |
| write16(num); //we use the standard version. |
| } |
| |
| public void writeEntry(KeyTabEntry entry) throws IOException { |
| write32(entry.entryLength()); |
| String[] serviceNames = entry.service.getNameStrings(); |
| int comp_num = serviceNames.length; |
| if (version == KRB5_KT_VNO_1) { |
| write16(comp_num + 1); |
| } |
| else write16(comp_num); |
| |
| byte[] realm = null; |
| try { |
| realm = entry.service.getRealmString().getBytes("8859_1"); |
| } catch (UnsupportedEncodingException exc) { |
| } |
| |
| write16(realm.length); |
| write(realm); |
| for (int i = 0; i < comp_num; i++) { |
| try { |
| write16(serviceNames[i].getBytes("8859_1").length); |
| write(serviceNames[i].getBytes("8859_1")); |
| } catch (UnsupportedEncodingException exc) { |
| } |
| } |
| write32(entry.service.getNameType()); |
| //time is long, but we only use 4 bytes to store the data. |
| write32((int)(entry.timestamp.getTime()/1000)); |
| |
| // the key version might be a 32 bit extended number. |
| write8(entry.keyVersion % 256 ); |
| write16(entry.keyType); |
| write16(entry.keyblock.length); |
| write(entry.keyblock); |
| |
| // if the key version isn't smaller than 256, it could be saved as |
| // extension key version number in 4 bytes. The nonzero extension |
| // key version number will be trusted. However, it isn't standardized |
| // yet, we won't support it. |
| // if (entry.keyVersion >= 256) { |
| // write32(entry.keyVersion); |
| //} |
| } |
| } |