0N/A/*
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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0N/A * This code is free software; you can redistribute it and/or modify it
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2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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0N/A */
0N/A
0N/A/*
0N/A *
0N/A * (C) Copyright IBM Corp. 1999 All Rights Reserved.
0N/A * Copyright 1997 The Open Group Research Institute. All rights reserved.
0N/A */
0N/A
0N/Apackage sun.security.krb5.internal.util;
0N/A
0N/Aimport java.io.IOException;
0N/Aimport java.util.Arrays;
0N/Aimport sun.security.krb5.internal.Krb5;
0N/Aimport sun.security.util.BitArray;
0N/Aimport sun.security.util.DerOutputStream;
0N/A
0N/A/**
0N/A * A wrapper class around sun.security.util.BitArray, so that KDCOptions,
0N/A * TicketFlags and ApOptions in krb5 classes can utilize some functions
0N/A * in BitArray classes.
0N/A *
0N/A * The data type is defined in RFC 4120 as:
0N/A *
0N/A * 5.2.8. KerberosFlags
0N/A *
0N/A * For several message types, a specific constrained bit string type,
0N/A * KerberosFlags, is used.
0N/A *
0N/A * KerberosFlags ::= BIT STRING (SIZE (32..MAX))
0N/A * -- minimum number of bits shall be sent,
0N/A * -- but no fewer than 32
0N/A *
0N/A * @author Yanni Zhang
0N/A */
0N/Apublic class KerberosFlags {
0N/A BitArray bits;
0N/A
0N/A // This constant is used by child classes.
0N/A protected static final int BITS_PER_UNIT = 8;
0N/A
0N/A public KerberosFlags(int length) throws IllegalArgumentException {
0N/A bits = new BitArray(length);
0N/A }
0N/A
0N/A public KerberosFlags(int length, byte[] a) throws IllegalArgumentException {
0N/A bits = new BitArray(length, a);
0N/A if (length != Krb5.KRB_FLAGS_MAX+1) {
0N/A bits = new BitArray(Arrays.copyOf(bits.toBooleanArray(), Krb5.KRB_FLAGS_MAX+1));
0N/A }
0N/A }
0N/A
0N/A public KerberosFlags(boolean[] bools) {
0N/A bits = new BitArray((bools.length==Krb5.KRB_FLAGS_MAX+1)?
0N/A bools:
0N/A Arrays.copyOf(bools, Krb5.KRB_FLAGS_MAX+1));
0N/A }
0N/A
0N/A public void set(int index, boolean value) {
0N/A bits.set(index, value);
0N/A }
0N/A
0N/A public boolean get(int index) {
0N/A return bits.get(index);
0N/A }
0N/A
0N/A public boolean[] toBooleanArray() {
0N/A return bits.toBooleanArray();
0N/A }
0N/A
0N/A /**
0N/A * Writes the encoded data.
0N/A *
0N/A * @exception IOException if an I/O error occurs while reading encoded data.
0N/A * @return an byte array of encoded KDCOptions.
0N/A */
0N/A public byte[] asn1Encode() throws IOException {
0N/A DerOutputStream out = new DerOutputStream();
0N/A out.putUnalignedBitString(bits);
0N/A return out.toByteArray();
0N/A }
0N/A
0N/A public String toString() {
0N/A return bits.toString();
0N/A }
0N/A}