relfile.h

Go to the documentation of this file.

/* 
 *      HT Editor
 *      relfile.h
 *
 *      Copyright (C) 1999-2002 Stefan Weyergraf (stefan@weyergraf.de)
 *
 *      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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef __RELFILE_H__
#define __RELFILE_H__

#include "htdata.h"
#include "stream.h"

/*
 *      CLASS ht_reloc_file
 */

class ht_reloc_file: public ht_layer_streamfile {
protected:
        ht_tree *relocs;
        bool enabled;

/* new */
        virtual void    reloc_apply(Object *reloc, byte *data) = 0;
        virtual bool    reloc_unapply(Object *reloc, byte *data) = 0;
public:
                   void init(ht_streamfile *streamfile, bool own_streamfile);
        virtual void    done();
/* overwritten */
                   void finalize();
                   void insert_reloc(FILEOFS o, Object *reloc);
        virtual UINT    read(void *buf, UINT size);
        virtual int     vcntl(UINT cmd, va_list vargs);
        virtual UINT    write(const void *buf, UINT size);
};

#endif /* __RELFILE_H__ */

---