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/*
* Copyright 2012 Google Inc.
* Copyright 2018-present Facebook, Inc.
*
* Taken from depthcharge: src/base/list.h
*
* 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.
*/
#ifndef __LIST_H__
#define __LIST_H__
#include <stddef.h>
#include <stdint.h>
struct list_node {
struct list_node *next;
struct list_node *prev;
};
// Remove list_node node from the doubly linked list it's a part of.
void list_remove(struct list_node *node);
// Insert list_node node after list_node after in a doubly linked list.
void list_insert_after(struct list_node *node, struct list_node *after);
// Insert list_node node before list_node before in a doubly linked list.
void list_insert_before(struct list_node *node, struct list_node *before);
#define list_for_each(ptr, head, member) \
for ((ptr) = container_of((head).next, typeof(*(ptr)), member); \
&((ptr)->member); \
(ptr) = container_of((ptr)->member.next, \
typeof(*(ptr)), member))
#endif /* __LIST_H__ */
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