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+/* ----------------------------------------------------------------------------
+ * ATMEL Microcontroller Software Support
+ * ----------------------------------------------------------------------------
+ * Copyright (c) 2008, Atmel Corporation
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the disclaimer below.
+ *
+ * Atmel's name may not be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ----------------------------------------------------------------------------
+ */
+
+/**
+ \unit
+
+ !!!Purpose
+
+ Class for manipulating USB device qualifier descriptors.
+
+ !!!Usage
+
+ - Declare a USBDeviceQualifierDescriptor instance as the device qualifier
+ descriptor of a USB device.
+*/
+
+#ifndef USBDEVICEQUALIFIERDESCRIPTOR_H
+#define USBDEVICEQUALIFIERDESCRIPTOR_H
+
+//------------------------------------------------------------------------------
+// Types
+//------------------------------------------------------------------------------
+
+#ifdef __ICCARM__ // IAR
+#pragma pack(1) // IAR
+#define __attribute__(...) // IAR
+#endif // IAR
+
+//------------------------------------------------------------------------------
+/// Alternate device descriptor indicating the capabilities of the device
+/// in full-speed, if currently in high-speed; or in high-speed, if it is
+/// currently in full-speed. Only relevant for devices supporting the
+/// high-speed mode.
+//------------------------------------------------------------------------------
+typedef struct {
+
+ /// Size of the descriptor in bytes.
+ unsigned char bLength;
+ /// Descriptor type (USBDESC_DEVICE_QUALIFIER or "USB device types").
+ unsigned char bDescriptorType;
+ /// USB specification release number (in BCD format).
+ unsigned short bcdUSB;
+ /// Device class code.
+ unsigned char bDeviceClass;
+ /// Device subclass code.
+ unsigned char bDeviceSubClass;
+ /// Device protocol code.
+ unsigned char bDeviceProtocol;
+ /// Maximum packet size of endpoint 0.
+ unsigned char bMaxPacketSize0;
+ /// Number of possible configurations for the device.
+ unsigned char bNumConfigurations;
+ /// Reserved.
+ unsigned char bReserved;
+
+} __attribute__ ((packed)) USBDeviceQualifierDescriptor; // GCC
+
+#ifdef __ICCARM__ // IAR
+#pragma pack() // IAR
+#endif // IAR
+
+#endif //#ifndef USBDEVICEQUALIFIERDESCRIPTOR_H
+
personal git repositories of Harald Welte. Your mileage may vary