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/*
* 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.
*/
/** \file
* \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.
*/
#pragma once
#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! dna_genfile.c detects pointer_size with it. */
typedef struct ListBase {
void *first, *last;
} ListBase;
/* 8 byte alignment! */
#ifdef __cplusplus
}
#endif
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