#ifndef ZSTATE_H

#define ZSTATE_H

#include <stdint.h>

#include <time.h>

#include "types.h"

int zst_exists(void);

void BackupSystemVars(void);

void LoadSecondState(void);

void RestoreSystemVars(void);

void SaveSecondState(void);

void SaveSramData(void);

void loadstate(void);

void loadstate2(void);

void savespcdata(void);

void statesaver(void);

void zst_determine_newest(void);

extern time_t newestfiledate;

extern uint32_t current_zst;

extern uint32_t newest_zst;

extern char spcsaved[16];

extern u4 Totalbyteloaded;

uint64_t zst_state_hash(void);

/* Non-zero if any cartridge would produce two state formats of the same

length, which the loader tells apart by length alone. */

int zst_format_check(void);

/* How much longer a state from the 64-bit 2.3.0/2.3.1 releases is. */

enum { ZST_WIDE_EXTRA = 8 * (4 * 8 + 3) - 8 * (4 * 4 + 3) + 8 * (8 - 4) };

#endif