/***************************************************************************
*
* Copyright (c) 1998-1999 Niels Möller
* Copyright (c) 1999 BalaBit Computing
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* $Id: objbase.h,v 1.4 2003/04/30 21:58:12 bazsi Exp $
*
***************************************************************************/
#ifndef __OBJBASE_H_INCLUDED
#define __OBJBASE_H_INCLUDED
struct ol_class;
struct ol_object {
struct ol_object *next;
struct ol_class *isa;
char alloc_method;
char marked;
char dead;
};
struct ol_class
{
struct ol_object super;
struct ol_class *super_class;
char *name; /* For debugging */
size_t size;
void (*mark_instance)(struct ol_object *instance,
void (*mark)(struct ol_object *o));
void (*free_instance)(struct ol_object *instance);
/* Particular classes may add their own methods here */
};
#define MARK_INSTANCE(c, i, f) ((c)->mark_instance((i), (f)))
#define FREE_INSTANCE(c, i) ((c)->free_instance((i)))
#define CLASS(c) (c##_class)
#ifdef DEBUG_ALLOC
struct ol_string
{
int magic;
UINT32 use_cnt;
/* NOTE: The allocated size may be larger than the string length. */
UINT32 length;
UINT8 data[1];
};
#else /* !DEBUG_ALLOC */
struct ol_string
{
UINT32 use_cnt;
/* NOTE: The allocated size may be larger than the string length. */
UINT32 length;
UINT8 data[1];
};
#endif /* !DEBUG_ALLOC */
struct ol_string *ol_string_alloc(UINT32 length);
void ol_string_free(struct ol_string *s);
struct ol_string *ol_string_use(struct ol_string *str);
#endif
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