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/*
* llist.h - manipulate linked lists
*
* Copyright (C) 1999-2000 by Roman Khnykin <romaroma@rr.org.ua>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* Created: 10.12.1999 romaroma Initial revision.
* Changed: 06.03.2000 romaroma new function:
*
*/
#ifndef _LLIST_H
#define _LLIST_H
#ifdef __cplusplus
extern "C" {
#endif
/* Item structure */
typedef struct {
void *prev;
void *item;
void *next;
} llist_item;
/* Add a new item */
llist_item *llist_add(llist_item *list, void *item);
/* Delete item specified by index */
llist_item *llist_delete(llist_item *list, int index);
/* Delete item(s) specified by pointer */
llist_item *llist_delete_item(llist_item *list, void *item);
/* Get list count */
int llist_count(llist_item *list);
/* Get item specified by index */
void *llist_get(llist_item *list, int index);
/* Get item index */
int llist_get_index(llist_item *list, void *item);
/* Set item specified by index */
llist_item *llist_set(llist_item *list, int index, void *item);
/* Get first item in list */
llist_item *llist_first(llist_item *list);
/* Get last item in list */
llist_item *llist_last(llist_item *list);
/* Get prevous item in list */
llist_item *llist_prev(llist_item *list);
/* Get next item in list */
llist_item *llist_next(llist_item *list);
#ifdef __cplusplus
}
#endif
#endif /* _LLIST_H */
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