80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
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list.h -- header file for list.c
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Copyright (C) 2000-2003 Ivo Timmermans <ivo@o2w.nl>
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2000-2003 Guus Sliepen <guus@sliepen.eu.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id: list.h,v 1.1.2.11 2003/07/31 11:17:39 guus Exp $
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*/
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#ifndef __TINC_LIST_H__
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#define __TINC_LIST_H__
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typedef struct list_node_t {
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struct list_node_t *prev;
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struct list_node_t *next;
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/* Payload */
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void *data;
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} list_node_t;
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typedef void (*list_action_t)(const void *);
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typedef void (*list_action_node_t)(const list_node_t *);
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typedef struct list_t {
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list_node_t *head;
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list_node_t *tail;
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int count;
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/* Callbacks */
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list_action_t delete;
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} list_t;
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/* (De)constructors */
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extern list_t *list_alloc(list_action_t) __attribute__ ((__malloc__));
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extern void list_free(list_t *);
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extern list_node_t *list_alloc_node(void);
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extern void list_free_node(list_t *, list_node_t *);
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/* Insertion and deletion */
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extern list_node_t *list_insert_head(list_t *, void *);
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extern list_node_t *list_insert_tail(list_t *, void *);
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extern void list_unlink_node(list_t *, list_node_t *);
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extern void list_delete_node(list_t *, list_node_t *);
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extern void list_delete_head(list_t *);
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extern void list_delete_tail(list_t *);
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/* Head/tail lookup */
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extern void *list_get_head(list_t *);
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extern void *list_get_tail(list_t *);
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/* Fast list deletion */
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extern void list_delete_list(list_t *);
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/* Traversing */
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extern void list_foreach(list_t *, list_action_t);
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extern void list_foreach_node(list_t *, list_action_node_t);
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#endif /* __TINC_LIST_H__ */
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