%module ip_mtbdd
%{
#include "../ip-mtbdd.h"
%}

typedef unsigned long IPaddress;
typedef int codomain;
typedef union _mtbdd MTBDD;
MTBDD* const mtbdd_empty;

extern int mtbdd_malloced_blocks;

MTBDD* mtbdd_add(MTBDD *bdd, IPaddress key, int netmask, int value);
int mtbdd_find(MTBDD *bdd, IPaddress key, int netmask);
/* void mtbdd_print(FILE *fp, char *buffer, int size, int i, MTBDD *bdd); */
int mtbdd_size(MTBDD *bdd);
void mtbdd_delete(MTBDD *bdd);
int mtbdd_save(const char *filename, const MTBDD *bdd);
MTBDD *mtbdd_read(const char *filename);