LCOM1920-T5G03

#ifndef LIST_H_INCLUDED

#define LIST_H_INCLUDED

struct list_node;

typedef struct list_node list_node_t;

list_node_t* (list_node_ctor)(list_node_t *p, list_node_t *n, void *val);

void         (list_node_dtor)(list_node_t *p);

list_node_t* (list_node_next)(const list_node_t *p);

list_node_t* (list_node_prev)(const list_node_t *p);

void**       (list_node_val )(list_node_t *p);

struct list;

typedef struct list list_t;

list_t* (list_ctor)(void);

int     (list_dtor)(list_t *l);

list_node_t* (list_begin )(list_t *l);

list_node_t* (list_end   )(list_t *l);

size_t       (list_size  )(const list_t *l);

int          (list_empty )(const list_t *l);

list_node_t* (list_insert)(list_t *l, list_node_t *position, void *val);

void*        (list_erase )(list_t *l, list_node_t *position);

void         (list_push_back)(list_t *l, void *val);

void**       (list_front)(list_t *l);

void         (list_pop_front)(list_t *l);

#endif //LIST_H_INCLUDED