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343d6f2 @yangtse Avoid inline C99ism, and move c-ares routines for managing doubly-lin…
yangtse authored
1 #ifndef __ARES_LLIST_H
2 #define __ARES_LLIST_H
3
4
5 /* Copyright 1998 by the Massachusetts Institute of Technology.
6 *
7 * Permission to use, copy, modify, and distribute this
8 * software and its documentation for any purpose and without
9 * fee is hereby granted, provided that the above copyright
10 * notice appear in all copies and that both that copyright
11 * notice and this permission notice appear in supporting
12 * documentation, and that the name of M.I.T. not be used in
13 * advertising or publicity pertaining to distribution of the
14 * software without specific, written prior permission.
15 * M.I.T. makes no representations about the suitability of
16 * this software for any purpose. It is provided "as is"
17 * without express or implied warranty.
18 */
19
20
21 /* Node definition for circular, doubly-linked list */
22 struct list_node {
23 struct list_node *prev;
24 struct list_node *next;
25 void* data;
26 };
27
28 void ares__init_list_head(struct list_node* head);
29
30 void ares__init_list_node(struct list_node* node, void* d);
31
32 int ares__is_list_empty(struct list_node* head);
33
34 void ares__insert_in_list(struct list_node* new_node,
35 struct list_node* old_node);
36
37 void ares__remove_from_list(struct list_node* node);
38
39 void ares__swap_lists(struct list_node* head_a,
40 struct list_node* head_b);
41
42 #endif /* __ARES_LLIST_H */
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