text: /*
   * Copyright (c) 2016, Alex Taradov <alex@taradov.com>
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice,
   *    this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 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.
   */
  
  #ifndef _USB_DESCRIPTORS_H_
  #define _USB_DESCRIPTORS_H_
  
  /*- Includes ----------------------------------------------------------------*/
  #include "usb.h"
  #include "utils.h"
  
  /*- Definitions -------------------------------------------------------------*/
  enum
  {
    USB_HID_DESCRIPTOR          = 0x21,
    USB_HID_REPORT_DESCRIPTOR   = 0x22,
    USB_HID_PHYSICAL_DESCRIPTOR = 0x23,
  };
  
  enum
  {
    USB_STR_ZERO,
    USB_STR_MANUFACTURER,
    USB_STR_PRODUCT,
    USB_STR_SERIAL_NUMBER,
    USB_STR_CONFIGURATION,
    USB_STR_INTERFACE,
    USB_STR_COUNT,
  };
  
  /*- Types -------------------------------------------------------------------*/
  typedef struct PACK
  {
    uint8_t   bLength;
    uint8_t   bDescriptorType;
    uint16_t  bcdHID;
    uint8_t   bCountryCode;
    uint8_t   bNumDescriptors;
    uint8_t   bDescriptorType1;
    uint16_t  wDescriptorLength;
  } usb_hid_descriptor_t;
  
  typedef struct PACK
  {
    usb_configuration_descriptor_t  configuration;
    usb_interface_descriptor_t      interface;
    usb_hid_descriptor_t            hid;
    usb_endpoint_descriptor_t       ep_in;
    usb_endpoint_descriptor_t       ep_out;
  } usb_configuration_hierarchy_t;
  
  //-----------------------------------------------------------------------------
  extern const usb_device_descriptor_t usb_device_descriptor;
  extern const usb_configuration_hierarchy_t usb_configuration_hierarchy;
  extern const uint8_t usb_hid_report_descriptor[33];
  extern const usb_string_descriptor_zero_t usb_string_descriptor_zero;
  extern const char *const usb_strings[];
  
  #endif // _USB_DESCRIPTORS_H_
  
  