Showing the changes to java/pkg/sun/security/krb5/KrbAppMessage.java (1 of 18352 files). Show all
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| 1 | +/* | |
| 2 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 3 | + * | |
| 4 | + * This code is free software; you can redistribute it and/or modify it | |
| 5 | + * under the terms of the GNU General Public License version 2 only, as | |
| 6 | + * published by the Free Software Foundation. Oracle designates this | |
| 7 | + * particular file as subject to the "Classpath" exception as provided | |
| 8 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 9 | + * | |
| 10 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 11 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 12 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 13 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 14 | + * accompanied this code). | |
| 15 | + * | |
| 16 | + * You should have received a copy of the GNU General Public License version | |
| 17 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 18 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 19 | + * | |
| 20 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 21 | + * or visit www.oracle.com if you need additional information or have any | |
| 22 | + * questions. | |
| 23 | + */ | |
| 24 | + | |
| 25 | +/* | |
| 26 | + * | |
| 27 | + * (C) Copyright IBM Corp. 1999 All Rights Reserved. | |
| 28 | + * Copyright 1997 The Open Group Research Institute. All rights reserved. | |
| 29 | + */ | |
| 30 | + | |
| 31 | +package sun.security.krb5; | |
| 32 | + | |
| 33 | +import sun.security.krb5.internal.*; | |
| 34 | + | |
| 35 | +abstract class KrbAppMessage { | |
| 36 | + | |
| 37 | + private static boolean DEBUG = Krb5.DEBUG; | |
| 38 | + /** | |
| 39 | + * Common checks for KRB-PRIV and KRB-SAFE | |
| 40 | + */ | |
| 41 | + void check(KerberosTime packetTimestamp, | |
| 42 | + Integer packetUsec, | |
| 43 | + Integer packetSeqNumber, | |
| 44 | + HostAddress packetSAddress, | |
| 45 | + HostAddress packetRAddress, | |
| 46 | + SeqNumber seqNumber, | |
| 47 | + HostAddress sAddress, | |
| 48 | + HostAddress rAddress, | |
| 49 | + boolean timestampRequired, | |
| 50 | + boolean seqNumberRequired, | |
| 51 | + PrincipalName packetPrincipal, | |
| 52 | + Realm packetRealm) | |
| 53 | + throws KrbApErrException { | |
| 54 | + | |
| 55 | + if (!Krb5.AP_EMPTY_ADDRESSES_ALLOWED || sAddress != null) { | |
| 56 | + if (packetSAddress == null || sAddress == null || | |
| 57 | + !packetSAddress.equals(sAddress)) { | |
| 58 | + if (DEBUG && packetSAddress == null) { | |
| 59 | + System.out.println("packetSAddress is null"); | |
| 60 | + } | |
| 61 | + if (DEBUG && sAddress == null) { | |
| 62 | + System.out.println("sAddress is null"); | |
| 63 | + } | |
| 64 | + throw new KrbApErrException(Krb5.KRB_AP_ERR_BADADDR); | |
| 65 | + } | |
| 66 | + } | |
| 67 | + | |
| 68 | + if (!Krb5.AP_EMPTY_ADDRESSES_ALLOWED || rAddress != null) { | |
| 69 | + if (packetRAddress == null || rAddress == null || | |
| 70 | + !packetRAddress.equals(rAddress)) | |
| 71 | + throw new KrbApErrException(Krb5.KRB_AP_ERR_BADADDR); | |
| 72 | + } | |
| 73 | + | |
| 74 | + if (packetTimestamp != null) { | |
| 75 | + packetTimestamp.setMicroSeconds(packetUsec); | |
| 76 | + if (!packetTimestamp.inClockSkew()) | |
| 77 | + throw new KrbApErrException(Krb5.KRB_AP_ERR_SKEW); | |
| 78 | + } else | |
| 79 | + if (timestampRequired) | |
| 80 | + throw new KrbApErrException(Krb5.KRB_AP_ERR_SKEW); | |
| 81 | + | |
| 82 | + // XXX check replay cache | |
| 83 | + // if (rcache.repeated(packetTimestamp, packetUsec, packetSAddress)) | |
| 84 | + // throw new KrbApErrException(Krb5.KRB_AP_ERR_REPEAT); | |
| 85 | + | |
| 86 | + // XXX consider moving up to api level | |
| 87 | + if (seqNumber == null && seqNumberRequired == true) | |
| 88 | + throw new KrbApErrException(Krb5.API_INVALID_ARG); | |
| 89 | + | |
| 90 | + if (packetSeqNumber != null && seqNumber != null) { | |
| 91 | + if (packetSeqNumber.intValue() != seqNumber.current()) | |
| 92 | + throw new KrbApErrException(Krb5.KRB_AP_ERR_BADORDER); | |
| 93 | + // should be done only when no more exceptions are possible | |
| 94 | + seqNumber.step(); | |
| 95 | + } else { | |
| 96 | + if (seqNumberRequired) { | |
| 97 | + throw new KrbApErrException(Krb5.KRB_AP_ERR_BADORDER); | |
| 98 | + } | |
| 99 | + } | |
| 100 | + | |
| 101 | + // Must not be relaxed, per RFC 4120 | |
| 102 | + if (packetTimestamp == null && packetSeqNumber == null) | |
| 103 | + throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); | |
| 104 | + | |
| 105 | + // XXX check replay cache | |
| 106 | + // rcache.save_identifier(packetTimestamp, packetUsec, packetSAddress, | |
| 107 | + // packetPrincipal, pcaketRealm); | |
| 108 | + } | |
| 109 | + | |
| 110 | +} | |