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移植linux内核(3.0.13)的链表实现进windows下,VS编译通过。

2012-12-03 00:44 483 查看
//移植linux内核(3.0.13)的链表实现进windows下,VS编译通过。
//待全面测试
//待增加hlist部分
#include <stdio.h>
#include <string.h>
#include <stdlib.h>

/* transplant linux implement */

#define container_of(ptr, type, member) ((type *)( \
(PCHAR)(address) - \
(ULONG_PTR)(&((type *)0)->field)))

/* linux kernel list implementation */

typedef int le;
typedef struct list_head lh;
typedef struct hlist_node hn;

struct list_head{lh *next, *prev;};
struct hlist_head{hn *first;};
struct hlist_node{hn *prev, **pprev;};

#define LIST_HEAD_INIT(name) {&(name), &(name)}
#define LIST_HEAD(name) lh name = LIST_HEAD_INIT(name)

static inline void INIT_LIST_HEAD(lh *list)
{
list->next = list;
list->prev = list;
}
static inline void __list_add(lh *n, lh *prev, lh *next)
{
next->prev = n;
prev->next = n;
n->next = next;
n->prev = prev;
}
static inline void list_add(lh *n, lh *head)
{
__list_add(n, head, head->next);
}
static inline void list_add_tail(lh *n, lh *head)
{
__list_add(n, head->prev, head);
}

static inline void __list_del(lh *prev, lh *next)
{
next->prev = prev;
prev->next = next;
}
static inline void __list_del_entry(lh *entry)
{
__list_del(entry->prev, entry->next);
}
static inline void list_del(lh *entry)
{
__list_del_entry(entry);
}
static inline void list_replace(lh *n, lh *old)
{
n->next = old->next;
n->prev = old->prev;
n->next->prev = n;
n->prev->next = n;
}
static inline void list_replace_init(lh *n, lh *old)
{
list_replace(n, old);
INIT_LIST_HEAD(old);
}

static inline void list_del_init(lh *entry)
{
__list_del_entry(entry);
INIT_LIST_HEAD(entry);
}
static inline void list_move(lh *list, lh *head)
{
__list_del_entry(list);
list_add(list, head);
}
static inline void list_move_tail(lh *list, lh *head)
{
__list_del_entry(list);
list_add_tail(list, head);
}
static inline int list_is_last(lh *list, lh *head)
{
return list->next == head;
}
static inline int list_empty(const lh *head)
{
return head->next == head;
}
static inline int list_empty_careful(lh *head)
{
lh *next = head->next;
return (next == head) && (next == head->prev);
}
/* head, head->next互换位置 */
static inline void list_rotate_left(lh *head) //
{
lh *first;
if (!list_empty(head))
{
first = head->next;
list_move_tail(first, head);
}
}
/* 判断list只有头 */
static inline int list_is_singular(lh *head)
{
return !list_empty(head) && (head->next == head->prev);
}

static inline void __list_cut_position(lh *list, lh *head, lh *entry)
{
lh *new_first = entry->next;
list->next = head->next;
list->next->prev = list;
list->prev = entry;
entry->next = list;
head->next = new_first;
new_first->prev = head;
}
/* 将head->next到entry间的节点剪切到list中 */
static inline void list_cut_position(lh *list,
lh *head, lh *entry)
{
if (list_empty(head))
return;
if (list_is_singular(head) &&
(head->next != entry && head != entry))
return;
if (entry == head)
INIT_LIST_HEAD(list);
else
__list_cut_position(list, head, entry);
}
static inline void __list_splice(const lh *list,
lh *prev,
lh *next)
{
lh *first = list->next;
lh *last = list->prev;

first->prev = prev;
prev->next = first;

last->next = next;
next->prev = last;
}

/* 将list连接到head后(designed for stacks) 合并list */
static inline void list_splice(const lh *list,
lh *head)
{
if (!list_empty(list))
__list_splice(list, head, head->next);
}

static inline void list_splice_tail(lh *list,
lh *head)
{
if (!list_empty(list))
__list_splice(list, head->prev, head);
}
static inline void list_splice_init(lh *list,
lh *head)
{
if (!list_empty(list)) {
__list_splice(list, head, head->next);
INIT_LIST_HEAD(list);
}
}
static inline void list_splice_tail_init(lh *list,
lh *head)
{
if (!list_empty(list)) {
__list_splice(list, head->prev, head);
INIT_LIST_HEAD(list);
}
}
#define list_entry(ptr, type, member) \
container_of(ptr, type, member)
#define list_first_entry(ptr, type, member)\
list_entry((ptr)->next, type, member)
#define list_for_each(pos, head)\
for (pos = (head)->next; pos != (head); pos = pos->next)
#define __list_for_each(pos, head)\
for (pos = (head)->next; pos != (head); pos = pos->next)
#define list_for_each_prev(pos, head) \
for (pos = (head)->prev; pos != (head); pos = pos->prev)
#define list_for_each_safe(pos, n, head) \
for (pos = (head)->next, n = pos->next; pos != (head); \
pos = n, n = pos->next)
#define list_for_each_prev_safe(pos, n, head) \
for (pos = (head)->prev, n = pos->prev; \
pos != (head); \
pos = n, n = pos->prev)
#define list_for_each_entry(pos, head, member)				\
for (pos = list_entry((head)->next, typeof(*pos), member);	\
&pos->member != (head); 	\
pos = list_entry(pos->member.next, typeof(*pos), member))
#define list_for_each_entry_reverse(pos, head, member)			\
for (pos = list_entry((head)->prev, typeof(*pos), member);	\
&pos->member != (head); 	\
pos = list_entry(pos->member.prev, typeof(*pos), member))
#define list_prepare_entry(pos, head, member) \
((pos) ? : list_entry(head, typeof(*pos), member))
/* 从pos->next而非head->next开始遍历list */
#define list_for_each_entry_continue(pos, head, member) 		\
for (pos = list_entry(pos->member.next, typeof(*pos), member);	\
&pos->member != (head);	\
pos = list_entry(pos->member.next, typeof(*pos), member))
#define list_for_each_entry_continue_reverse(pos, head, member)		\
for (pos = list_entry(pos->member.prev, typeof(*pos), member);	\
&pos->member != (head);	\
pos = list_entry(pos->member.prev, typeof(*pos), member))
/* 从pos开始遍历list */
#define list_for_each_entry_from(pos, head, member) 			\
for (; &pos->member != (head);	\
pos = list_entry(pos->member.next, typeof(*pos), member))
#define list_for_each_entry_safe(pos, n, head, member)			\
for (pos = list_entry((head)->next, typeof(*pos), member),	\
n = list_entry(pos->member.next, typeof(*pos), member);	\
&pos->member != (head); 					\
pos = n, n = list_entry(n->member.next, typeof(*n), member))
#define list_for_each_entry_safe_continue(pos, n, head, member) 		\
for (pos = list_entry(pos->member.next, typeof(*pos), member), 		\
n = list_entry(pos->member.next, typeof(*pos), member);		\
&pos->member != (head);						\
pos = n, n = list_entry(n->member.next, typeof(*n), member))
#define list_for_each_entry_safe_from(pos, n, head, member) 			\
for (n = list_entry(pos->member.next, typeof(*pos), member);		\
&pos->member != (head);						\
pos = n, n = list_entry(n->member.next, typeof(*n), member))
#define list_for_each_entry_safe_reverse(pos, n, head, member)		\
for (pos = list_entry((head)->prev, typeof(*pos), member),	\
n = list_entry(pos->member.prev, typeof(*pos), member);	\
&pos->member != (head); 					\
pos = n, n = list_entry(n->member.prev, typeof(*n), member))
#define list_safe_reset_next(pos, n, member)				\
n = list_entry(pos->member.next, typeof(*pos), member)

/* end linux kernel list implementation */

/* user defination */
typedef struct {
lh list;
le data;
}Lnode;

int main()
{
Lnode h;

INIT_LIST_HEAD(&h.list);

return 0;
}
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