#ifndef DEVICE_H
#define DEVICE_H

#include <stdint.h>

#ifdef WITH_GUI
#include <SDL.h>
#endif

struct device_t;

typedef struct device_vtable_t {
	uint8_t (*read)( void *obj, uint16_t addr );
	void (*write)( void *obj, uint16_t addr, uint8_t data );
#ifdef WITH_GUI
	void (*draw)( void *obj, SDL_Renderer *renderer );
#endif
	void (*deinit)( void *obj );	
} device_vtable_t;

typedef struct device_t {
	device_vtable_t const *vtable;
	char *name;
} device_t;

void device_init( device_t *device, const char *name );
void device_copy( device_t *to, device_t *from );

uint8_t device_read( void *obj, uint16_t addr );
void device_write( void *obj, uint16_t addr, uint8_t data );
#ifdef WITH_GUI
void device_draw( void *obj, SDL_Renderer *renderer );
#endif
void device_deinit( void *obj );

#endif