/*
    JPC: An x86 PC Hardware Emulator for a pure Java Virtual Machine
    Release Version 2.4

    A project from the Physics Dept, The University of Oxford

    Copyright (C) 2007-2010 The University of Oxford

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License version 2 as published by
    the Free Software Foundation.

    This program 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 for more details.

    You should have received a copy of the GNU General Public License along
    with this program; if not, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
    Details (including contact information) can be found at: 

    jpc.sourceforge.net
    or the developer website
    sourceforge.net/projects/jpc/

    Conceived and Developed by:
    Rhys Newman, Ian Preston, Chris Dennis

    End of licence header
*/

package org.jpc.emulator.execution.codeblock;

import org.jpc.emulator.execution.decoder.PeekableInputStream;

/**
 * Converts a stream of x86 bytecodes into an executable codeblock.
 * @author Chris Dennis
 */
public interface CodeBlockFactory
{
    /**
     * Create a real-mode codeblock from the given byte source.
     *
     * @param source bytes read from here
     * @return codeblock instance
     */
    public RealModeCodeBlock getRealModeCodeBlock(PeekableInputStream source);

    /**
     * Create a protected-mode codeblock from the given byte source.
     *
     * @param source bytes read from here
     * @param operandSize <code>true if the default operand size is 32-bit
     * @return codeblock instance
     */
    public ProtectedModeCodeBlock getProtectedModeCodeBlock(PeekableInputStream source, boolean operandSize);

    /**
     * Create a virtual8086-mode codeblock from the given byte source.
     *
     * @param source bytes read from here
     * @return codeblock instance
     */
    public Virtual8086ModeCodeBlock getVirtual8086ModeCodeBlock(PeekableInputStream source);
}