Exemplo n.º 1
0
/*
 * Scans the hotplug driver directory and looks in the system for
 * matching devices.
 * Adds or removes matching readers as necessary.
 */
LONG HPSearchHotPluggables(void)
{
	HPDriver *drivers = HPDriversGetFromDirectory(PCSCLITE_HP_DROPDIR);

	if (!drivers)
		return 1;

	HPDeviceList devices = NULL;

	if (HPDriversMatchUSBDevices(drivers, &devices))
		return -1;

	if (HPDriversMatchPCCardDevices(drivers, &devices))
		return -1;

	HPDevice *a;

	for (a = devices; a; a = a->m_next)
	{
		int found = FALSE;
		HPDevice *b;

		for (b = sDeviceList; b; b = b->m_next)
		{
			if (HPDeviceEquals(a, b))
			{
				found = TRUE;
				break;
			}
		}
		if (!found)
		{
			char deviceName[MAX_DEVICENAME];

			/* the format should be "usb:%04x/%04x" but Apple uses the
			 * friendly name instead */
			snprintf(deviceName, sizeof(deviceName),
				"%s", a->m_driver->m_friendlyName);
			deviceName[sizeof(deviceName)-1] = '\0';

			RFAddReader(a->m_driver->m_friendlyName,
				PCSCLITE_HP_BASE_PORT + a->m_address, a->m_driver->m_libPath,
				deviceName);
		}
	}

	for (a = sDeviceList; a; a = a->m_next)
	{
		int found = FALSE;
		HPDevice *b;

		for (b = devices; b; b = b->m_next)
		{
			if (HPDeviceEquals(a, b))
			{
				found = TRUE;
				break;
			}
		}
		if (!found)
		{
			RFRemoveReader(a->m_driver->m_friendlyName,
				PCSCLITE_HP_BASE_PORT + a->m_address);
		}
	}

	HPDeviceListRelease(sDeviceList);
	sDeviceList = devices;
	HPDriverVectorRelease(drivers);

	return 0;
}
Exemplo n.º 2
0
/*
 * Scans the hotplug driver directory and looks in the system for
 * matching devices.
 * Adds or removes matching readers as necessary.
 */
LONG HPSearchHotPluggables(void)
{
	HPDriver *drivers = HPDriversGetFromDirectory(PCSCLITE_HP_DROPDIR);

	if (!drivers)
		return 1;

	HPDeviceList devices = NULL;

	if (HPDriversMatchUSBDevices(drivers, &devices))
		return -1;

	if (HPDriversMatchPCCardDevices(drivers, &devices))
		return -1;

	HPDevice *a;

	for (a = devices; a; a = a->m_next)
	{
		int found = FALSE;
		HPDevice *b;

		for (b = sDeviceList; b; b = b->m_next)
		{
			if (HPDeviceEquals(a, b))
			{
				found = TRUE;
				break;
			}
		}
		if (!found)
		{
			char deviceName[MAX_DEVICENAME];

			/* the format should be "usb:%04x/%04x:libusb:%s" but we do not
			 * know the libusb string. So it is not possible to differentiate
			 * two identical readers :-( */
			snprintf(deviceName, sizeof(deviceName), "usb:%04x/%04x",
				(unsigned int)a->m_driver->m_vendorId,
				(unsigned int)a->m_driver->m_productId);
			deviceName[sizeof(deviceName)-1] = '\0';

			RFAddReader(a->m_driver->m_friendlyName,
				PCSCLITE_HP_BASE_PORT + a->m_address, a->m_driver->m_libPath,
				deviceName);
		}
	}

	for (a = sDeviceList; a; a = a->m_next)
	{
		int found = FALSE;
		HPDevice *b;

		for (b = devices; b; b = b->m_next)
		{
			if (HPDeviceEquals(a, b))
			{
				found = TRUE;
				break;
			}
		}
		if (!found)
		{
			RFRemoveReader(a->m_driver->m_friendlyName,
				PCSCLITE_HP_BASE_PORT + a->m_address);
		}
	}

	HPDeviceListRelease(sDeviceList);
	sDeviceList = devices;
	HPDriverVectorRelease(drivers);

	return 0;
}