#ifndef __VXGG_REWRITE___LL_H___305861098005___
#define __VXGG_REWRITE___LL_H___305861098005___

#include <stddef.h>

typedef int (*dlinkedlist_freecallback)(void*);
typedef struct dlinkedlist dlinkedlist;

dlinkedlist * dlinkedlist_init(void);
int dlinkedlist_free(dlinkedlist **ll);

int dlinkedlist_insert(dlinkedlist * const ll, void *data, dlinkedlist_freecallback dfreecb);
int dlinkedlist_append(dlinkedlist * const ll, void *data, dlinkedlist_freecallback dfreecb);
void *dlinkedlist_get(const dlinkedlist * const ll, size_t index);
void *dlinkedlist_getfirst(const dlinkedlist * const ll);
void *dlinkedlist_getlast(const dlinkedlist * const ll);
int dlinkedlist_remove(dlinkedlist * const ll, size_t index);

size_t dlinkedlist_size(const dlinkedlist * const ll);
int dlinkedlist_isempty(const dlinkedlist * const ll);

#endif