202 static inline void sys_dlist_init(sys_dlist_t *list)  in sys_dlist_init()  argument
204 	list->head = (sys_dnode_t *)list;  in sys_dlist_init()
205 	list->tail = (sys_dnode_t *)list;  in sys_dlist_init()
247 static inline bool sys_dlist_is_head(sys_dlist_t *list, sys_dnode_t *node)  in sys_dlist_is_head()  argument
249 	return list->head == node;  in sys_dlist_is_head()
261 static inline bool sys_dlist_is_tail(sys_dlist_t *list, sys_dnode_t *node)  in sys_dlist_is_tail()  argument
263 	return list->tail == node;  in sys_dlist_is_tail()
274 static inline bool sys_dlist_is_empty(sys_dlist_t *list)  in sys_dlist_is_empty()  argument
276 	return list->head == list;  in sys_dlist_is_empty()
289 static inline bool sys_dlist_has_multiple_nodes(sys_dlist_t *list)  in sys_dlist_has_multiple_nodes()  argument
291 	return list->head != list->tail;  in sys_dlist_has_multiple_nodes()
302 static inline sys_dnode_t *sys_dlist_peek_head(sys_dlist_t *list)  in sys_dlist_peek_head()  argument
304 	return sys_dlist_is_empty(list) ? NULL : list->head;  in sys_dlist_peek_head()
317 static inline sys_dnode_t *sys_dlist_peek_head_not_empty(sys_dlist_t *list)  in sys_dlist_peek_head_not_empty()  argument
319 	return list->head;  in sys_dlist_peek_head_not_empty()
333 static inline sys_dnode_t *sys_dlist_peek_next_no_check(sys_dlist_t *list,  in sys_dlist_peek_next_no_check()  argument
336 	return (node == list->tail) ? NULL : node->next;  in sys_dlist_peek_next_no_check()
349 static inline sys_dnode_t *sys_dlist_peek_next(sys_dlist_t *list,  in sys_dlist_peek_next()  argument
352 	return (node != NULL) ? sys_dlist_peek_next_no_check(list, node) : NULL;  in sys_dlist_peek_next()
367 static inline sys_dnode_t *sys_dlist_peek_prev_no_check(sys_dlist_t *list,  in sys_dlist_peek_prev_no_check()  argument
370 	return (node == list->head) ? NULL : node->prev;  in sys_dlist_peek_prev_no_check()
384 static inline sys_dnode_t *sys_dlist_peek_prev(sys_dlist_t *list,  in sys_dlist_peek_prev()  argument
387 	return (node != NULL) ? sys_dlist_peek_prev_no_check(list, node) : NULL;  in sys_dlist_peek_prev()
398 static inline sys_dnode_t *sys_dlist_peek_tail(sys_dlist_t *list)  in sys_dlist_peek_tail()  argument
400 	return sys_dlist_is_empty(list) ? NULL : list->tail;  in sys_dlist_peek_tail()
412 static inline void sys_dlist_append(sys_dlist_t *list, sys_dnode_t *node)  in sys_dlist_append()  argument
414 	sys_dnode_t *const tail = list->tail;  in sys_dlist_append()
416 	node->next = list;  in sys_dlist_append()
420 	list->tail = node;  in sys_dlist_append()
432 static inline void sys_dlist_prepend(sys_dlist_t *list, sys_dnode_t *node)  in sys_dlist_prepend()  argument
434 	sys_dnode_t *const head = list->head;  in sys_dlist_prepend()
437 	node->prev = list;  in sys_dlist_prepend()
440 	list->head = node;  in sys_dlist_prepend()
476 static inline void sys_dlist_insert_at(sys_dlist_t *list, sys_dnode_t *node,  in sys_dlist_insert_at()  argument
479 	if (sys_dlist_is_empty(list)) {  in sys_dlist_insert_at()
480 		sys_dlist_append(list, node);  in sys_dlist_insert_at()
482 		sys_dnode_t *pos = sys_dlist_peek_head(list);  in sys_dlist_insert_at()
485 			pos = sys_dlist_peek_next(list, pos);  in sys_dlist_insert_at()
490 			sys_dlist_append(list, node);  in sys_dlist_insert_at()
524 static inline sys_dnode_t *sys_dlist_get(sys_dlist_t *list)  in sys_dlist_get()  argument
528 	if (!sys_dlist_is_empty(list)) {  in sys_dlist_get()
529 		node = list->head;  in sys_dlist_get()
543 static inline size_t sys_dlist_len(sys_dlist_t *list)  in sys_dlist_len()  argument
548 	SYS_DLIST_FOR_EACH_NODE(list, node) {  in sys_dlist_len()