- descriptors extended from Usb_Descriptor

- toString()
- javadoc added
- interface changes (Strings, dll)

git-svn-id: https://svn.code.sf.net/p/libusbjava/code/trunk@147 94ad28fe-ef68-46b1-9651-e7ae4fcf1c4c

java/src/ch/ntb/usb/Usb_Descriptor.java

@@ -0,0 +1,42 @@
+package ch.ntb.usb;
+
+/**
+ * Common USB descriptor values.<br>
+ * 
+ * @author schlaepfer
+ * 
+ */
+public class Usb_Descriptor {
+
+	/**
+	 * Descriptor types ({@link #bDescriptorType}).
+	 */
+	public static final int USB_DT_DEVICE = 0x01, USB_DT_CONFIG = 0x02,
+			USB_DT_STRING = 0x03, USB_DT_INTERFACE = 0x04,
+			USB_DT_ENDPOINT = 0x05;
+
+	/**
+	 * Descriptor types ({@link #bDescriptorType}).
+	 */
+	public static final int USB_DT_HID = 0x21, USB_DT_REPORT = 0x22,
+			USB_DT_PHYSICAL = 0x23, USB_DT_HUB = 0x29;
+
+	/**
+	 * Descriptor sizes per descriptor type ({@link #bLength}).
+	 */
+	public static final int USB_DT_DEVICE_SIZE = 18, USB_DT_CONFIG_SIZE = 9,
+			USB_DT_INTERFACE_SIZE = 9, USB_DT_ENDPOINT_SIZE = 7,
+			USB_DT_ENDPOINT_AUDIO_SIZE = 9 /* Audio extension */,
+			USB_DT_HUB_NONVAR_SIZE = 7;
+
+	/**
+	 * Size of descriptor in bytes.
+	 */
+	public byte bLength;
+
+	/**
+	 * Type of descriptor.
+	 */
+	public byte bDescriptorType;
+
+}