jdk/src/share/classes/sun/security/krb5/internal/TicketFlags.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/security/krb5/internal/TicketFlags.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,190 @@
+/*
+ * 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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.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;
+
+import sun.security.krb5.Asn1Exception;
+import sun.security.krb5.internal.util.KerberosFlags;
+import sun.security.util.*;
+import java.io.IOException;
+
+/**
+ * Implements the ASN.1TicketFlags type.
+ *
+ *    TicketFlags ::= BIT STRING
+ *                  {
+ *                   reserved(0),
+ *                   forwardable(1),
+ *                   forwarded(2),
+ *                   proxiable(3),
+ *                   proxy(4),
+ *                   may-postdate(5),
+ *                   postdated(6),
+ *                   invalid(7),
+ *                   renewable(8),
+ *                   initial(9),
+ *                   pre-authent(10),
+ *                   hw-authent(11)
+ *                  }
+ */
+public class TicketFlags extends KerberosFlags {
+    public TicketFlags() {
+        super(Krb5.TKT_OPTS_MAX + 1);
+    }
+
+    public TicketFlags (boolean[] flags) throws Asn1Exception {
+        super(flags);
+        if (flags.length > Krb5.TKT_OPTS_MAX + 1) {
+            throw new Asn1Exception(Krb5.BITSTRING_BAD_LENGTH);
+        }
+    }
+
+    public TicketFlags(int size, byte[] data) throws Asn1Exception {
+        super(size, data);
+        if ((size > data.length * BITS_PER_UNIT) || (size > Krb5.TKT_OPTS_MAX + 1))
+            throw new Asn1Exception(Krb5.BITSTRING_BAD_LENGTH);
+    }
+
+    public TicketFlags(DerValue encoding) throws IOException, Asn1Exception {
+        this(encoding.getUnalignedBitString(true).toBooleanArray());
+    }
+
+    /**
+     * Parse (unmarshal) a ticket flag from a DER input stream.  This form
+     * parsing might be used when expanding a value which is part of
+     * a constructed sequence and uses explicitly tagged type.
+     *
+     * @exception Asn1Exception on error.
+     * @param data the Der input stream value, which contains one or more marshaled value.
+     * @param explicitTag tag number.
+     * @param optional indicate if this data field is optional
+     * @return an instance of TicketFlags.
+     *
+     */
+    public static TicketFlags parse(DerInputStream data, byte explicitTag, boolean optional) throws Asn1Exception, IOException {
+        if ((optional) && (((byte)data.peekByte() & (byte)0x1F) != explicitTag))
+            return null;
+        DerValue der = data.getDerValue();
+        if (explicitTag != (der.getTag() & (byte)0x1F))  {
+            throw new Asn1Exception(Krb5.ASN1_BAD_ID);
+        }
+        else {
+            DerValue subDer = der.getData().getDerValue();
+            return new TicketFlags(subDer);
+        }
+    }
+
+    public Object clone() {
+        try {
+            return new TicketFlags(this.toBooleanArray());
+        }
+        catch (Exception e) {
+            return null;
+        }
+    }
+
+    public boolean match(LoginOptions options) {
+        boolean matched = false;
+        //We currently only consider if forwardable renewable and proxiable are match
+        if (this.get(Krb5.TKT_OPTS_FORWARDABLE) == (options.get(KDCOptions.FORWARDABLE))) {
+            if (this.get(Krb5.TKT_OPTS_PROXIABLE) == (options.get(KDCOptions.PROXIABLE))) {
+                if (this.get(Krb5.TKT_OPTS_RENEWABLE) == (options.get(KDCOptions.RENEWABLE))) {
+                    matched = true;
+                }
+            }
+        }
+        return matched;
+    }
+    public boolean match(TicketFlags flags) {
+        boolean matched = true;
+        for (int i = 0; i <= Krb5.TKT_OPTS_MAX; i++) {
+            if (this.get(i) != flags.get(i)) {
+                return false;
+            }
+        }
+        return matched;
+    }
+
+
+    /**
+     * Returns the string representative of ticket flags.
+     */
+    public String toString() {
+        StringBuffer sb = new StringBuffer();
+        boolean[] flags = toBooleanArray();
+        for (int i = 0; i < flags.length; i++) {
+            if (flags[i] == true) {
+                switch (i) {
+                case 0:
+                    sb.append("RESERVED;");
+                    break;
+                case 1:
+                    sb.append("FORWARDABLE;");
+                    break;
+                case 2:
+                    sb.append("FORWARDED;");
+                    break;
+                case 3:
+                    sb.append("PROXIABLE;");
+                    break;
+                case 4:
+                    sb.append("PROXY;");
+                    break;
+                case 5:
+                    sb.append("MAY-POSTDATE;");
+                    break;
+                case 6:
+                    sb.append("POSTDATED;");
+                    break;
+                case 7:
+                    sb.append("INVALID;");
+                    break;
+                case 8:
+                    sb.append("RENEWABLE;");
+                    break;
+                case 9:
+                    sb.append("INITIAL;");
+                    break;
+                case 10:
+                    sb.append("PRE-AUTHENT;");
+                    break;
+                case 11:
+                    sb.append("HW-AUTHENT;");
+                    break;
+                }
+            }
+        }
+        String result = sb.toString();
+        if (result.length() > 0) {
+            result = result.substring(0, result.length() - 1);
+        }
+        return result;
+    }
+}