RetroArch/rewind.h

/*  SSNES - A frontend for libretro.
 *  Copyright (C) 2010-2012 - Hans-Kristian Arntzen
 * 
 *  SSNES is free software: you can redistribute it and/or modify it under the terms
 *  of the GNU General Public License as published by the Free Software Found-
 *  ation, either version 3 of the License, or (at your option) any later version.
 *
 *  SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 *  without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 *  PURPOSE.  See the GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along with SSNES.
 *  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef __SSNES_REWIND_H
#define __SSNES_REWIND_H

#include <stddef.h>
#include "boolean.h"

typedef struct state_manager state_manager_t;

// Always pass in at least 4-byte aligned data and sizes!

state_manager_t *state_manager_new(size_t state_size, size_t buffer_size, void *init_buffer);
void state_manager_free(state_manager_t *state);
bool state_manager_pop(state_manager_t *state, void **data);
bool state_manager_push(state_manager_t *state, const void *data);

#endif