lib/interpose/stateful.h

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//
// canola - canon canola 1614p emulator
// Copyright (C) 2011 Peter Miller
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 3, 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, see <http://www.gnu.org/licenses/>.
//

#ifndef LIB_INTERPOSE_STATEFUL_H
#define LIB_INTERPOSE_STATEFUL_H

#include <lib/interpose.h>

class interpose_stateful:
    public interpose
{
public:
    virtual ~interpose_stateful();

    static pointer create(const interpose::pointer &deeper,
        bool jumper = false);

protected:
    // See base class for documentation.
    void on_opcode(opcode_t op, const location::pointer &where);

    // See base class for documentation.
    void on_error_v(const char *fmt, va_list ap);

    // See base class for documentation.
    bool strict_memory_number_checking_required(void) const;

private:
    interpose_stateful(const interpose::pointer &deeper, bool jumper);

    pointer deeper;

    bool jumper;

    pointer diversion;

    interpose_stateful();

    interpose_stateful(const interpose_stateful &);

    interpose_stateful &operator=(const interpose_stateful &);
};

#endif // LIB_INTERPOSE_STATEFUL_H