diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/ouroboros/list.h | 98 | 
1 files changed, 9 insertions, 89 deletions
| diff --git a/include/ouroboros/list.h b/include/ouroboros/list.h index 5ac68d9f..49163efd 100644 --- a/include/ouroboros/list.h +++ b/include/ouroboros/list.h @@ -49,22 +49,6 @@ struct list_head {                  (ptr)->next = (ptr); (ptr)->prev = (ptr);       \          } while (0) -/* - * Insert a new entry between two known consecutive entries. - * - * This is only for internal list manipulation where we know - * the prev/next entries already! - */ -static void __list_add(struct list_head * new, -                       struct list_head * prev, -                       struct list_head * next) -{ -        next->prev = new; -        new->next = next; -        new->prev = prev; -        prev->next = new; -} -  /**   * list_add - add a new entry   * @new: new entry to be added @@ -74,10 +58,7 @@ static void __list_add(struct list_head * new,   * This is good for implementing stacks.   */  void list_add(struct list_head * new, -              struct list_head * head) -{ -        __list_add(new, head, head->next); -} +              struct list_head * head);  /**   * list_add_tail - add a new entry @@ -88,24 +69,7 @@ void list_add(struct list_head * new,   * This is useful for implementing queues.   */  void list_add_tail(struct list_head * new, -                   struct list_head * head) -{ -        __list_add(new, head->prev, head); -} - -/* - * Delete a list entry by making the prev/next entries - * point to each other. - * - * This is only for internal list manipulation where we know - * the prev/next entries already! - */ -static void __list_del(struct list_head * prev, -                       struct list_head * next) -{ -        next->prev = prev; -        prev->next = next; -} +                   struct list_head * head);  /**   * list_del - deletes entry from list. @@ -113,22 +77,13 @@ static void __list_del(struct list_head * prev,   * Note: list_empty on entry does not return true after this,   * the entry is in an undefined state.   */ -void list_del(struct list_head * entry) -{ -        __list_del(entry->prev, entry->next); -        entry->next = (void *) 0; -        entry->prev = (void *) 0; -} +void list_del(struct list_head * entry);  /**   * list_del_init - deletes entry from list and reinitialize it.   * @entry: the element to delete from the list.   */ -void list_del_init(struct list_head * entry) -{ -        __list_del(entry->prev, entry->next); -        INIT_LIST_HEAD(entry); -} +void list_del_init(struct list_head * entry);  /**   * list_move - delete from one list and add as another's head @@ -136,11 +91,7 @@ void list_del_init(struct list_head * entry)   * @head: the head that will precede our entry   */  void list_move(struct list_head * list, -               struct list_head * head) -{ -        __list_del(list->prev, list->next); -        list_add(list, head); -} +               struct list_head * head);  /**   * list_move_tail - delete from one list and add as another's tail @@ -148,34 +99,13 @@ void list_move(struct list_head * list,   * @head: the head that will follow our entry   */  void list_move_tail(struct list_head * list, -                    struct list_head * head) -{ -        __list_del(list->prev, list->next); -        list_add_tail(list, head); -} +                    struct list_head * head);  /**   * list_empty - tests whether a list is empty   * @head: the list to test.   */ -int list_empty(struct list_head * head) -{ -        return head->next == head; -} - -static void __list_splice(struct list_head *list, -                          struct list_head *head) -{ -        struct list_head *first = list->next; -        struct list_head *last = list->prev; -        struct list_head *at = head->next; - -        first->prev = head; -        head->next = first; - -        last->next = at; -        at->prev = last; -} +int list_empty(struct list_head * head);  /**   * list_splice - join two lists @@ -183,11 +113,7 @@ static void __list_splice(struct list_head *list,   * @head: the place to add it in the first list.   */  void list_splice(struct list_head * list, -                 struct list_head * head) -{ -        if (!list_empty(list)) -                __list_splice(list, head); -} +                 struct list_head * head);  /**   * list_splice_init - join two lists and reinitialise the emptied list. @@ -197,13 +123,7 @@ void list_splice(struct list_head * list,   * The list at @list is reinitialised   */  void list_splice_init(struct list_head * list, -                      struct list_head * head) -{ -        if (!list_empty(list)) { -                __list_splice(list, head); -                INIT_LIST_HEAD(list); -        } -} +                      struct list_head * head);  /**   * list_entry - get the struct for this entry | 
