com.github.mjdev.libaums.usb

Interface UsbCommunication

public interface UsbCommunication

This Interface describes a low level device to perform USB transfers. At the moment only bulk IN and OUT transfer are supported. Every class that follows BlockDeviceDriver can use this to communicate with the underlying USB stack.

Field Summary

Fields

Modifier and Type	Field and Description
static int	TRANSFER_TIMEOUT

Method Summary

Modifier and Type	Method and Description
int	bulkInTransfer(java.nio.ByteBuffer dest) Performs a bulk in transfer beginning at offset zero in the buffer of length buffer#remaining().
int	bulkOutTransfer(java.nio.ByteBuffer src) Performs a bulk out transfer beginning at the offset specified in the buffer of length buffer#remaining().

Field Detail

TRANSFER_TIMEOUT

static final int TRANSFER_TIMEOUT

See Also:

Constant Field Values

Method Detail

bulkOutTransfer

int bulkOutTransfer(java.nio.ByteBuffer src)
             throws java.io.IOException

Performs a bulk out transfer beginning at the offset specified in the buffer of length buffer#remaining().

Parameters:

src - The data to transfer.

Returns:

Bytes transmitted if successful.

Throws:

java.io.IOException

bulkInTransfer

int bulkInTransfer(java.nio.ByteBuffer dest)
            throws java.io.IOException

Performs a bulk in transfer beginning at offset zero in the buffer of length buffer#remaining().

Parameters:

dest - The buffer where data should be transferred.

Returns:

Bytes read if successful.

Throws:

java.io.IOException