CryptoPassphrase  Diff

			clearNSMutableString(password);
		}];
	}];
}

- (void)_generateWithCallback: (void (^)(NSMutableString *))block
{
	id <PasswordGenerator> generator;
	char *passphrase;
	UIStoryboard *mainStoryboard;
	UIViewController *activityController;

	if (_legacy)
		generator = [LegacyPasswordGenerator generator];
	else
		generator = [NewPasswordGenerator generator];

	generator.site = _name;
	generator.length = _length;

	passphrase = of_strdup([self.passphraseField.text UTF8String]);
	generator.passphrase = passphrase;

	mainStoryboard = [UIStoryboard storyboardWithName: @"Main"
						   bundle: nil];
	activityController = [mainStoryboard
	    instantiateViewControllerWithIdentifier: @"activityIndicator"];
	[self.navigationController.view addSubview: activityController.view];

	dispatch_async(dispatch_get_global_queue(
	    DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^ {












		@try {



			[generator derivePassword];
		} @finally {
			of_explicit_memset(passphrase, 0, strlen(passphrase));
			free(passphrase);
		}

		NSMutableString *password = [NSMutableString
		    stringWithUTF8String: (char *)generator.output];
		of_explicit_memset(generator.output, 0,
		    strlen((char *)generator.output));

		dispatch_sync(dispatch_get_main_queue(), ^ {
			activityController.view.hidden = YES;
			block(password);
		});
	});
}

- (IBAction)remove: (id)sender
{
	UIAlertController *alert = [UIAlertController
	    alertControllerWithTitle: @"Remove Site?"