UsbConfigurationDescriptor.java :  » Development » javax.usb-1.0.2 » javax » usb » Java Open Source

package javax.usb;

/**
 * Copyright (c) 1999 - 2001, International Business Machines Corporation.
 * All Rights Reserved.
 *
 * This software is provided and licensed under the terms and conditions
 * of the Common Public License:
 * http://oss.software.ibm.com/developerworks/opensource/license-cpl.html
 */

/**
 * Interface for a USB configuration descriptor.
 * <p>
 * See the USB 1.1 specification section 9.6.2.
 * @author Dan Streetman
 */
public interface UsbConfigurationDescriptor extends UsbDescriptor
{
  /**
   * Get this descriptor's wTotalLength.
   * @return This descriptor's wTotalLength.
   * @see javax.usb.util.UsbUtil#unsignedInt(short) This is unsigned.
   */
  public short wTotalLength();

    /**
   * Get this descriptor's bNumInterfaces.
   * @return This descriptor's bNumInterfaces.
   * @see javax.usb.util.UsbUtil#unsignedInt(byte) This is unsigned.
   */
    public byte bNumInterfaces();

    /**
   * Get this descriptor's bConfigurationValue.
   * @return This descriptor's bConfigurationValue.
   * @see javax.usb.util.UsbUtil#unsignedInt(byte) This is unsigned.
   */
    public byte bConfigurationValue();

    /**
   * Get this descriptor's iConfiguration.
   * @return This descriptor's iConfiguration.
   * @see javax.usb.util.UsbUtil#unsignedInt(byte) This is unsigned.
   */
    public byte iConfiguration();

    /**
   * Get this descriptor's bmAttributes.
   * @return This descriptor's bmAttributes.
   * @see javax.usb.util.UsbUtil#unsignedInt(byte) This is unsigned.
     */
    public byte bmAttributes();

    /**
   * Get this descriptor's bMaxPower.
   * <p>
   * This is specified in units of 2mA.
   * @return This descriptor's bMaxPower.
   * @see javax.usb.util.UsbUtil#unsignedInt(byte) This is unsigned.
   */
    public byte bMaxPower();
}