org.usb4java

Class Usb20ExtensionDescriptor

java.lang.Object

org.usb4java.Usb20ExtensionDescriptor

public final class Usb20ExtensionDescriptor
extends Object

A structure representing the USB 2.0 Extension descriptor. This descriptor is documented in section 9.6.2.1 of the USB 3.0 specification. All multiple-byte fields are represented in host-endian format.

Author:

Klaus Reimer (k@ailis.de)

Constructor Summary

Constructors

Constructor and Description
Usb20ExtensionDescriptor() Constructs a new USB 2.0 Extension descriptor which can be passed to the LibUsb.getUsb20ExtensionDescriptor(Context, BosDevCapabilityDescriptor, Usb20ExtensionDescriptor) method.

Method Summary

Modifier and Type	Method and Description
byte	bDescriptorType() Returns the descriptor type.
byte	bDevCapabilityType() Returns the device capability type.
byte	bLength() Returns the size of this descriptor (in bytes).
int	bmAttributes() Returns the bitmap of supported device level features.
String	dump() Returns a dump of this descriptor.
boolean	equals(Object obj)
long	getPointer() Returns the native pointer.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Usb20ExtensionDescriptor

public Usb20ExtensionDescriptor()

Constructs a new USB 2.0 Extension descriptor which can be passed to the LibUsb.getUsb20ExtensionDescriptor(Context, BosDevCapabilityDescriptor, Usb20ExtensionDescriptor) method.

Method Detail

getPointer

public long getPointer()

Returns the native pointer.

Returns:

The native pointer.

bLength

public byte bLength()

Returns the size of this descriptor (in bytes).

Returns:

The descriptor size in bytes;

bDescriptorType

public byte bDescriptorType()

Returns the descriptor type.

Returns:

The descriptor type.

bDevCapabilityType

public byte bDevCapabilityType()

Returns the device capability type.

Returns:

The device capability type.

bmAttributes

public int bmAttributes()

Returns the bitmap of supported device level features.

Returns:

The supported device level features.

dump

public String dump()

Returns a dump of this descriptor.

Returns:

The descriptor dump.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object