tornavis/source/blender/makesdna/DNA_listBase.h

70 lines
1.8 KiB
C

/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*
*
*/
/** \file DNA_listBase.h
* \ingroup DNA
* \brief These structs are the foundation for all linked lists in the
* library system.
*
* Doubly-linked lists start from a ListBase and contain elements beginning
* with Link.
*/
#ifndef __DNA_LISTBASE_H__
#define __DNA_LISTBASE_H__
#ifdef __cplusplus
extern "C" {
#endif
/* generic - all structs which are put into linked lists begin with this */
typedef struct Link {
struct Link *next, *prev;
} Link;
/* simple subclass of Link--use this when it is not worth defining a custom one... */
typedef struct LinkData {
struct LinkData *next, *prev;
void *data;
} LinkData;
/* never change the size of this! genfile.c detects pointerlen with it */
typedef struct ListBase {
void *first, *last;
} ListBase;
/* 8 byte alignment! */
#ifdef __cplusplus
}
#endif
#endif