#ifndef __ARES_LLIST_H

#define __ARES_LLIST_H

/* Copyright 1998 by the Massachusetts Institute of Technology.

 *

 * Permission to use, copy, modify, and distribute this

 * software and its documentation for any purpose and without

 * fee is hereby granted, provided that the above copyright

 * notice appear in all copies and that both that copyright

 * notice and this permission notice appear in supporting

 * documentation, and that the name of M.I.T. not be used in

 * advertising or publicity pertaining to distribution of the

 * software without specific, written prior permission.

 * M.I.T. makes no representations about the suitability of

 * this software for any purpose.  It is provided "as is"

 * without express or implied warranty.

 */

/* Node definition for circular, doubly-linked list */

struct list_node {

  struct list_node *prev;

  struct list_node *next;

  void* data;

};

void ares__init_list_head(struct list_node* head);

void ares__init_list_node(struct list_node* node, void* d);

int ares__is_list_empty(struct list_node* head);

void ares__insert_in_list(struct list_node* new_node,

                          struct list_node* old_node);

void ares__remove_from_list(struct list_node* node);

#endif /* __ARES_LLIST_H */