#include #include inline void list_init(list_t *list) { list->l_next = list->l_prev = list; } inline void list_link_init(list_link_t *link) { link->l_next = link->l_prev = NULL; } inline long list_link_is_linked(const list_link_t *link) { return link->l_next && link->l_prev; } inline long list_empty(const list_t *list) { return list->l_next == list; } inline void list_assert_sanity(const list_t *list) { KASSERT(list->l_next && list->l_next->l_prev && list->l_prev && list->l_prev->l_next); } inline void list_insert_before(list_link_t *link, list_link_t *to_insert) { list_link_t *prev = to_insert; list_link_t *next = link; prev->l_next = next; prev->l_prev = next->l_prev; next->l_prev->l_next = prev; next->l_prev = prev; } inline void list_insert_head(list_t *list, list_link_t *link) { list_insert_before((list)->l_next, link); } inline void list_insert_tail(list_t *list, list_link_t *link) { list_insert_before(list, link); } inline void list_remove(list_link_t *link) { list_link_t *ll = link; list_link_t *prev = ll->l_prev; list_link_t *next = ll->l_next; prev->l_next = next; next->l_prev = prev; ll->l_next = ll->l_prev = NULL; }