bool retro_unserialize(const void * data, size_t size)
{
int cpunum;
/* if successful, load it */
if (retro_serialize_size() && data && size && !state_save_load_begin((void*)data, size))
{
/* read tag 0 */
state_save_set_current_tag(0);
if(state_save_load_continue())
return false;
/* loop over CPUs */
for (cpunum = 0; cpunum < cpu_gettotalcpu(); cpunum++)
{
cpuintrf_push_context(cpunum);
/* make sure banking is set */
activecpu_reset_banking();
/* load the CPU data */
state_save_set_current_tag(cpunum + 1);
if(state_save_load_continue())
return false;
cpuintrf_pop_context();
}
/* finish and close */
state_save_load_finish();
return true;
}
return false;
}
static void handle_load(running_machine *machine)
{
mame_private *mame = machine->mame_data;
mame_file_error filerr;
mame_file *file;
/* if no name, bail */
if (mame->saveload_pending_file == NULL)
{
mame->saveload_schedule_callback = NULL;
return;
}
/* if there are anonymous timers, we can't load just yet because the timers might */
/* overwrite data we have loaded */
if (timer_count_anonymous() > 0)
{
/* if more than a second has passed, we're probably screwed */
if (sub_mame_times(mame_timer_get_time(), mame->saveload_schedule_time).seconds > 0)
{
popmessage("Unable to load due to pending anonymous timers. See error.log for details.");
goto cancel;
}
return;
}
/* open the file */
filerr = mame_fopen(SEARCHPATH_STATE, mame->saveload_pending_file, OPEN_FLAG_READ, &file);
if (filerr == FILERR_NONE)
{
/* start loading */
if (state_save_load_begin(file) == 0)
{
int cpunum;
/* read tag 0 */
state_save_push_tag(0);
state_save_load_continue();
state_save_pop_tag();
/* loop over CPUs */
for (cpunum = 0; cpunum < cpu_gettotalcpu(); cpunum++)
{
cpuintrf_push_context(cpunum);
/* make sure banking is set */
activecpu_reset_banking();
/* load the CPU data */
state_save_push_tag(cpunum + 1);
state_save_load_continue();
state_save_pop_tag();
/* make sure banking is set */
activecpu_reset_banking();
cpuintrf_pop_context();
}
/* finish and close */
state_save_load_finish();
popmessage("State successfully loaded.");
}
else
popmessage("Error: Failed to load state");
mame_fclose(file);
}
else
popmessage("Error: Failed to load state");
cancel:
/* unschedule the load */
free(mame->saveload_pending_file);
mame->saveload_pending_file = NULL;
mame->saveload_schedule_callback = NULL;
}