| /* |
| * 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.ccache; |
| |
| import java.io.IOException; |
| import java.io.FileOutputStream; |
| import java.io.OutputStream; |
| import sun.security.krb5.internal.util.KrbDataOutputStream; |
| import sun.security.krb5.*; |
| import sun.security.krb5.internal.*; |
| |
| /** |
| * This class implements a buffered output stream. It provides functions to write FCC-format data to a disk file. |
| * |
| * @author Yanni Zhang |
| * |
| */ |
| public class CCacheOutputStream extends KrbDataOutputStream implements FileCCacheConstants { |
| public CCacheOutputStream(OutputStream os) { |
| super(os); |
| } |
| |
| public void writeHeader(PrincipalName p, int version) throws IOException { |
| write((version & 0xff00) >> 8); |
| write(version & 0x00ff); |
| p.writePrincipal(this); |
| } |
| |
| /** |
| * Writes a credentials in FCC format to this cache output stream. |
| * |
| * @param creds the credentials to be written to the output stream. |
| * @exception IOException if an I/O exception occurs. |
| * @exception Asn1Exception if an Asn1Exception occurs. |
| */ |
| /*For object data fields which themselves have multiple data fields, such as PrincipalName, EncryptionKey |
| HostAddresses, AuthorizationData, I created corresponding write methods (writePrincipal, |
| writeKey,...) in each class, since converting the object into FCC format data stream |
| should be encapsulated in object itself. |
| */ |
| public void addCreds(Credentials creds) throws IOException, Asn1Exception { |
| creds.cname.writePrincipal(this); |
| creds.sname.writePrincipal(this); |
| creds.key.writeKey(this); |
| write32((int)(creds.authtime.getTime()/1000)); |
| if (creds.starttime != null) |
| write32((int)(creds.starttime.getTime()/1000)); |
| else write32(0); |
| write32((int)(creds.endtime.getTime()/1000)); |
| if (creds.renewTill != null) |
| write32((int)(creds.renewTill.getTime()/1000)); |
| |
| else write32(0); |
| if (creds.isEncInSKey) { |
| write8(1); |
| } |
| else write8(0); |
| writeFlags(creds.flags); |
| if (creds.caddr == null) |
| write32(0); |
| else |
| creds.caddr.writeAddrs(this); |
| |
| if (creds.authorizationData == null) { |
| write32(0); |
| } |
| else |
| creds.authorizationData.writeAuth(this); |
| writeTicket(creds.ticket); |
| writeTicket(creds.secondTicket); |
| } |
| |
| void writeTicket(Ticket t) throws IOException, Asn1Exception { |
| if (t == null) { |
| write32(0); |
| } |
| else { |
| byte[] bytes = t.asn1Encode(); |
| write32(bytes.length); |
| write(bytes, 0, bytes.length); |
| } |
| } |
| |
| void writeFlags(TicketFlags flags) throws IOException { |
| int tFlags = 0; |
| boolean[] f = flags.toBooleanArray(); |
| if (f[1] == true) { |
| tFlags |= TKT_FLG_FORWARDABLE; |
| } |
| if (f[2] == true) { |
| tFlags |= TKT_FLG_FORWARDED; |
| } |
| if (f[3] == true) { |
| tFlags |= TKT_FLG_PROXIABLE; |
| } |
| if (f[4] == true) { |
| tFlags |= TKT_FLG_PROXY; |
| } |
| if (f[5] == true) { |
| tFlags |= TKT_FLG_MAY_POSTDATE; |
| } |
| if (f[6] == true) { |
| tFlags |= TKT_FLG_POSTDATED; |
| } |
| if (f[7] == true) { |
| tFlags |= TKT_FLG_INVALID; |
| } |
| if (f[8] == true) { |
| tFlags |= TKT_FLG_RENEWABLE; |
| } |
| if (f[9] == true) { |
| tFlags |= TKT_FLG_INITIAL; |
| } |
| if (f[10] == true) { |
| tFlags |= TKT_FLG_PRE_AUTH; |
| } |
| if (f[11] == true) { |
| tFlags |= TKT_FLG_HW_AUTH; |
| } |
| write32(tFlags); |
| |
| } |
| } |