diff options
Diffstat (limited to 'lib/list/list.c')
-rw-r--r-- | lib/list/list.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/list/list.c b/lib/list/list.c new file mode 100644 index 0000000..d9bc532 --- /dev/null +++ b/lib/list/list.c @@ -0,0 +1,24 @@ + +#include "list/list.h" + +void list_init(struct list *list) +{ + list->head.next = &list->head; + list->head.prev = &list->head; +} + +void list_add(struct list *list, struct list_item *new) +{ + new->next = list->head.next; + new->prev = &list->head; + + list->head.next->prev = new; + list->head.next = new; +} + +void list_remove(struct list_item *item) +{ + item->next->prev = item->prev; + item->prev->next = item->next; +} + |