public static void fillDevice() {
dev = getDevice();
if (dev != null) {
VendorId = HexDump.toHex(dev.getIdVendor()).toUpperCase();
DeviceId = HexDump.toHex(dev.getIdProduct()).toUpperCase();
try {
dev.open();
Serial = dev.get_string_ascii((byte) 3);
dev.close();
} catch (LibUsbNoDeviceException e) {
dev = null;
VendorId = "";
DeviceId = "";
Serial = "";
} catch (LibUsbPermissionException e) {
MyLogger.getLogger().error("No permission on device. Add valid udev rules");
dev = null;
VendorId = "";
DeviceId = "";
Serial = "";
} catch (LibUsbOtherException e) {
dev = null;
VendorId = "";
DeviceId = "";
Serial = "";
}
} else {
VendorId = "";
DeviceId = "";
Serial = "";
}
}
public static void open()
throws LibUsbNoDeviceException, LibUsbPermissionException, LibUsbOtherException,
LibUsbNotFoundException, LibUsbBusyException, LibUsbInvalidParameterException {
dev.open();
if (dev.kernel_driver_active(0)) dev.detach_kernel_driver(0);
dev.claim_interface(0);
}
public static void writeBytes(byte[] towrite) throws Exception {
ByteArrayInputStream in = new ByteArrayInputStream(towrite);
boolean hasData = true;
int loop = 0;
while (hasData) {
try {
int read = in.read(data);
if (read > 0) {
dev.bulk_write(0x01, BytesUtil.getReply(data, read), 0);
} else hasData = false;
} catch (LibUsbTimeoutException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (LibUsbPipeException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (LibUsbNoDeviceException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (LibUsbTransmissionException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (LibUsbOtherException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
in.close();
}
public static byte[] readBytes(int timeout)
throws LibUsbTimeoutException, LibUsbPipeException, LibUsbOverflowException,
LibUsbNoDeviceException, LibUsbOtherException {
int read = dev.bulk_read(0x81, data, timeout);
return BytesUtil.getReply(data, read);
}
public static void close() throws Exception {
dev.release_interface(0);
dev.close();
}
