Uses of Class
org.usb4java.DeviceHandle

Uses of DeviceHandle in org.usb4java

Methods in org.usb4java that return DeviceHandle

Modifier and Type	Method and Description
DeviceHandle	Transfer.devHandle() Returns the handle of the device that this transfer will be submitted to.
static DeviceHandle	LibUsb.openDeviceWithVidPid(Context context, short vendorId, short productId) Convenience function for finding a device with a particular idVendor/idProduct combination.

Methods in org.usb4java with parameters of type DeviceHandle

Modifier and Type	Method and Description
static int	LibUsb.allocStreams(DeviceHandle handle, int numStreams, byte[] endpoints) Allocate up to numStreams USB bulk streams on the specified endpoints.
static int	LibUsb.attachKernelDriver(DeviceHandle handle, int interfaceNumber) Re-attach an interface's kernel driver, which was previously detached using LibUsb.detachKernelDriver(DeviceHandle, int).
static int	LibUsb.bulkTransfer(DeviceHandle handle, byte endpoint, ByteBuffer data, IntBuffer transferred, long timeout) Perform a USB bulk transfer.
static int	LibUsb.claimInterface(DeviceHandle handle, int iface) Claim an interface on a given device handle.
static int	LibUsb.clearHalt(DeviceHandle handle, byte endpoint) Clear the halt/stall condition for an endpoint.
static void	LibUsb.close(DeviceHandle handle) Close a device handle.
static int	LibUsb.controlTransfer(DeviceHandle handle, byte bmRequestType, byte bRequest, short wValue, short wIndex, ByteBuffer data, long timeout) Perform a USB control transfer.
static int	LibUsb.detachKernelDriver(DeviceHandle handle, int interfaceNumber) Detach a kernel driver from an interface.
static ByteBuffer	LibUsb.devMemAlloc(DeviceHandle handle, int length) Attempts to allocate a block of persistent DMA memory suitable for transfers against the given device.
static int	LibUsb.devMemFree(DeviceHandle handle, ByteBuffer buffer, int size) Free device memory allocated with LibUsb.devMemAlloc(DeviceHandle, int).
String	DeviceDescriptor.dump(DeviceHandle handle) Returns a dump of this descriptor.
static void	LibUsb.fillBulkStreamTransfer(Transfer transfer, DeviceHandle handle, byte endpoint, int streamId, ByteBuffer buffer, TransferCallback callback, Object userData, long timeout) Helper function to populate the required Transfer fields for a bulk transfer using bulk streams.
static void	LibUsb.fillBulkTransfer(Transfer transfer, DeviceHandle handle, byte endpoint, ByteBuffer buffer, TransferCallback callback, Object userData, long timeout) Helper function to populate the required Transfer fields for a bulk transfer.
static void	LibUsb.fillControlTransfer(Transfer transfer, DeviceHandle handle, ByteBuffer buffer, TransferCallback callback, Object userData, long timeout) Helper function to populate the required Transfer fields for a control transfer.
static void	LibUsb.fillInterruptTransfer(Transfer transfer, DeviceHandle handle, byte endpoint, ByteBuffer buffer, TransferCallback callback, Object userData, long timeout) Helper function to populate the required Transfer fields for an interrupt transfer.
static void	LibUsb.fillIsoTransfer(Transfer transfer, DeviceHandle handle, byte endpoint, ByteBuffer buffer, int numIsoPackets, TransferCallback callback, Object userData, long timeout) Helper function to populate the required Transfer fields for an isochronous transfer.
static int	LibUsb.freeStreams(DeviceHandle handle, byte[] endpoints) Free USB bulk streams allocated with LibUsb.allocStreams().
static int	LibUsb.getBosDescriptor(DeviceHandle handle, BosDescriptor descriptor) Get a Binary Object Store (BOS) descriptor.
static int	LibUsb.getConfiguration(DeviceHandle handle, IntBuffer config) Determine the bConfigurationValue of the currently active configuration.
static int	LibUsb.getDescriptor(DeviceHandle handle, byte type, byte index, ByteBuffer data) Retrieve a descriptor from the default control pipe.
static Device	LibUsb.getDevice(DeviceHandle handle) Get the underlying device for a handle.
static String	LibUsb.getStringDescriptor(DeviceHandle handle, byte index) A simple wrapper around LibUsb.getStringDescriptorAscii(DeviceHandle, byte, StringBuffer).
static int	LibUsb.getStringDescriptor(DeviceHandle handle, byte index, short langId, ByteBuffer data) Retrieve a descriptor from a device.
static int	LibUsb.getStringDescriptorAscii(DeviceHandle handle, byte index, StringBuffer string) Retrieve a string descriptor in C style ASCII.
static int	LibUsb.interruptTransfer(DeviceHandle handle, byte endpoint, ByteBuffer data, IntBuffer transferred, long timeout) Perform a USB interrupt transfer.
static int	LibUsb.kernelDriverActive(DeviceHandle handle, int interfaceNumber) Determine if a kernel driver is active on an interface.
static int	LibUsb.open(Device device, DeviceHandle handle) Open a device and obtain a device handle.
static int	LibUsb.releaseInterface(DeviceHandle handle, int iface) Release an interface previously claimed with LibUsb.claimInterface(DeviceHandle, int).
static int	LibUsb.resetDevice(DeviceHandle handle) Perform a USB port reset to reinitialize a device.
static int	LibUsb.setAutoDetachKernelDriver(DeviceHandle handle, boolean enable) Enable/disable libusb's automatic kernel driver detachment.
static int	LibUsb.setConfiguration(DeviceHandle handle, int config) Set the active configuration for a device.
void	Transfer.setDevHandle(DeviceHandle handle) Sets the handle of the device that this transfer will be submitted to.
static int	LibUsb.setInterfaceAltSetting(DeviceHandle handle, int interfaceNumber, int alternateSetting) Activate an alternate setting for an interface.