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#include "device.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
static device_vtable_t const device_vtable = {
device_read,
device_write,
#ifdef WITH_GUI
device_draw,
#endif
device_deinit
};
void device_init( device_t *device, const char *name )
{
device->name = strdup( name );
device->vtable = &device_vtable;
}
void device_copy( device_t *to, device_t *from )
{
memcpy( to, from, sizeof( device_t ) );
to->name = strdup( from->name );
}
uint8_t device_read( void *obj, uint16_t addr )
{
device_t *device = (device_t *)obj;
fprintf( stderr, "WARN: read access on abstract device '%s' on address %04X\n",
device->name, addr );
return 0;
}
void device_write( void *obj, uint16_t addr, uint8_t data )
{
device_t *device = (device_t *)obj;
fprintf( stderr, "WARN: write access on abstract device '%s' on address %04X\n",
device->name, addr );
}
#ifdef WITH_GUI
void device_draw( void *obj, SDL_Renderer *renderer )
{
// ignore rendering of abstract device
}
#endif
void device_deinit( void *obj )
{
device_t *device = (device_t *)obj;
free( device->name );
}
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