tornavis/source/blender/blenlib/BLI_linklist.h

66 lines
2.1 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 *****
*/
#ifndef BLI_LINKLIST_H
#define BLI_LINKLIST_H
/** \file BLI_linklist.h
* \ingroup bli
* \brief Routines for working with singly linked lists
* of 'links' - pointers to other data.
*
*/
struct MemArena;
typedef void (*LinkNodeFreeFP)(void *link);
typedef void (*LinkNodeApplyFP)(void *link, void *userdata);
struct LinkNode;
typedef struct LinkNode {
struct LinkNode *next;
void *link;
} LinkNode;
int BLI_linklist_length (struct LinkNode *list);
int BLI_linklist_index (struct LinkNode *list, void *ptr);
struct LinkNode *BLI_linklist_find (struct LinkNode *list, int index);
void BLI_linklist_reverse (struct LinkNode **listp);
void BLI_linklist_prepend (struct LinkNode **listp, void *ptr);
void BLI_linklist_append (struct LinkNode **listp, void *ptr);
void BLI_linklist_prepend_arena (struct LinkNode **listp, void *ptr, struct MemArena *ma);
void BLI_linklist_insert_after (struct LinkNode **listp, void *ptr);
void BLI_linklist_free (struct LinkNode *list, LinkNodeFreeFP freefunc);
void BLI_linklist_apply (struct LinkNode *list, LinkNodeApplyFP applyfunc, void *userdata);
#endif