Subversion Repositories ao486

/*

 * Copyright (c) 2014, Aleksander Osman

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions are met:

 *

 * * Redistributions of source code must retain the above copyright notice, this

 *   list of conditions and the following disclaimer.

 *

 * * Redistributions in binary form must reproduce the above copyright notice,

 *   this list of conditions and the following disclaimer in the documentation

 *   and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE

 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

package ao486.test.layers;

import java.util.Random;

public class FlagsLayer extends Layer {

    public FlagsLayer(Random random) {

        this(Type.RANDOM, random);

    }

    public FlagsLayer(FlagsLayer.Type type, Random random) {

        this.random = random;

        cf = random.nextBoolean();

        pf = random.nextBoolean();

        af = random.nextBoolean();

        zf = random.nextBoolean();

        sf = random.nextBoolean();

        tf = false; //random.nextBoolean();

        iflag = random.nextBoolean();

        df = random.nextBoolean();

        of = random.nextBoolean();

        iopl = random.nextInt(4);

        nt = (type == Type.NOT_V8086_NT)?       true :

             (type == Type.NOT_V8086_NOT_NT)?   false :

                                                random.nextBoolean();

        rf = false;

        vm = (type == Type.V8086)?                                  true :

             (type == Type.NOT_V8086 || type == Type.NOT_V8086_NT || type == Type.NOT_V8086_NOT_NT)? false :

                                                                    random.nextBoolean();

        ac = random.nextBoolean();

        id = random.nextBoolean();

    }

    public enum Type {

        RANDOM,

        V8086,

        NOT_V8086,

        NOT_V8086_NT,

        NOT_V8086_NOT_NT

    }

    public long cflag()  { return cf? 1 : 0; }

    public long pflag()  { return pf? 1 : 0; }

    public long aflag()  { return af? 1 : 0; }

    public long zflag()  { return zf? 1 : 0; }

    public long sflag()  { return sf? 1 : 0; }

    public long tflag()  { return tf? 1 : 0; }

    public long iflag()  { return iflag? 1 : 0; }

    public long dflag()  { return df? 1 : 0; }

    public long oflag()  { return of? 1 : 0; }

    public long iopl()   { return iopl; }

    public long ntflag() { return nt? 1 : 0; }

    public long rflag()  { return rf? 1 : 0; }

    public long vmflag() { return vm? 1 : 0; }

    public long acflag() { return ac? 1 : 0; }

    public long idflag() { return id? 1 : 0; }

    boolean cf, pf, af, zf, sf, tf, iflag, df, of, nt, rf, vm, ac, id;

    int iopl;

}