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Java example source code file (KrbAsReq.java)
The KrbAsReq.java Java example source code/* * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. * 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; import sun.security.krb5.internal.*; import sun.security.krb5.internal.crypto.Nonce; import sun.security.krb5.internal.crypto.KeyUsage; import java.io.IOException; /** * This class encapsulates the KRB-AS-REQ message that the client * sends to the KDC. */ public class KrbAsReq { private ASReq asReqMessg; private boolean DEBUG = Krb5.DEBUG; /** * Constructs an AS-REQ message. */ // Can be null? has default? public KrbAsReq(EncryptionKey pakey, // ok KDCOptions options, // ok, new KDCOptions() PrincipalName cname, // NO and must have realm PrincipalName sname, // ok, krgtgt@CREALM KerberosTime from, // ok KerberosTime till, // ok, will use KerberosTime rtime, // ok int[] eTypes, // NO HostAddresses addresses // ok ) throws KrbException, IOException { if (options == null) { options = new KDCOptions(); } // check if they are valid arguments. The optional fields should be // consistent with settings in KDCOptions. Mar 17 2000 if (options.get(KDCOptions.FORWARDED) || options.get(KDCOptions.PROXY) || options.get(KDCOptions.ENC_TKT_IN_SKEY) || options.get(KDCOptions.RENEW) || options.get(KDCOptions.VALIDATE)) { // this option is only specified in a request to the // ticket-granting server throw new KrbException(Krb5.KRB_AP_ERR_REQ_OPTIONS); } if (options.get(KDCOptions.POSTDATED)) { // if (from == null) // throw new KrbException(Krb5.KRB_AP_ERR_REQ_OPTIONS); } else { if (from != null) from = null; } if (options.get(KDCOptions.RENEWABLE)) { // if (rtime == null) // throw new KrbException(Krb5.KRB_AP_ERR_REQ_OPTIONS); } else { if (rtime != null) rtime = null; } PAData[] paData = null; if (pakey != null) { PAEncTSEnc ts = new PAEncTSEnc(); byte[] temp = ts.asn1Encode(); EncryptedData encTs = new EncryptedData(pakey, temp, KeyUsage.KU_PA_ENC_TS); paData = new PAData[1]; paData[0] = new PAData( Krb5.PA_ENC_TIMESTAMP, encTs.asn1Encode()); } if (cname.getRealm() == null) { throw new RealmException(Krb5.REALM_NULL, "default realm not specified "); } if (DEBUG) { System.out.println(">>> KrbAsReq creating message"); } // check to use addresses in tickets if (addresses == null && Config.getInstance().useAddresses()) { addresses = HostAddresses.getLocalAddresses(); } if (sname == null) { String realm = cname.getRealmAsString(); sname = PrincipalName.tgsService(realm, realm); } if (till == null) { till = new KerberosTime(0); // Choose KDC maximum allowed } // enc-authorization-data and additional-tickets never in AS-REQ KDCReqBody kdc_req_body = new KDCReqBody(options, cname, sname, from, till, rtime, Nonce.value(), eTypes, addresses, null, null); asReqMessg = new ASReq( paData, kdc_req_body); } byte[] encoding() throws IOException, Asn1Exception { return asReqMessg.asn1Encode(); } // Used by KrbAsRep to validate AS-REP ASReq getMessage() { return asReqMessg; } } Other Java examples (source code examples)Here is a short list of links related to this Java KrbAsReq.java source code file: |
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