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30 lines
791 B
C
30 lines
791 B
C
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/* list.h - Double link list implementation
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*/
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#ifndef _LIST_H_
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#define _LIST_H_
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#include <stddef.h>
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struct list_head {
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struct list_head *next;
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struct list_head *prev;
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};
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void init_list_head(struct list_head *head);
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void list_insert(struct list_head *pos, struct list_head *node);
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void list_insert_end(struct list_head *head, struct list_head *node);
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void list_pop(struct list_head *pos);
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void list_pop_end(struct list_head *head);
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#define list_entry(ptr, type, member) ({ \
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const typeof( ((type *)0)->member ) *__mptr = (ptr); \
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(type *)( (char *)__mptr - offsetof(type,member) );})
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#define list_for_each(pos, head) \
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for (pos = (head)->next; pos != (head); pos = pos->next)
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#define list_for_each_r(pos, head) \
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for (pos = (head)->prev; pos != (head); pos = pos->prev)
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#endif
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