/*

 * 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.util;

import java.io.BufferedOutputStream;

import java.io.IOException;

import java.io.OutputStream;

/**

 * This class implements a buffered output stream. It provides methods to write a chunck of

 * bytes to underlying data stream.

 *

 * @author Yanni Zhang

 *

 */

public class KrbDataOutputStream extends BufferedOutputStream {

    public KrbDataOutputStream(OutputStream os) {

        super(os);

    }

    public void write32(int num) throws IOException {

        byte[] bytes = new byte[4];

        bytes[0] = (byte)((num & 0xff000000) >> 24 & 0xff);

        bytes[1] = (byte)((num & 0x00ff0000) >> 16 & 0xff);

        bytes[2] = (byte)((num & 0x0000ff00) >> 8 & 0xff);

        bytes[3] = (byte)(num & 0xff);

        write(bytes, 0, 4);

    }

    public void write16(int num) throws IOException {

        byte[] bytes = new byte[2];

        bytes[0] = (byte)((num & 0xff00) >> 8 & 0xff);

        bytes[1] = (byte)(num & 0xff);

        write(bytes, 0, 2);

    }

    public void write8(int num) throws IOException {

        write(num & 0xff);

    }

}