Demos/Device/LowLevel/GenericHID/Descriptors.h

   1 /*
   2              LUFA Library
   3      Copyright (C) Dean Camera, 2012.
   4
   5   dean [at] fourwalledcubicle [dot] com
   6            www.lufa-lib.org
   7 */
   8
   9 /*
  10   Copyright 2012  Dean Camera (dean [at] fourwalledcubicle [dot] com)
  11
  12   Permission to use, copy, modify, distribute, and sell this
  13   software and its documentation for any purpose is hereby granted
  14   without fee, provided that the above copyright notice appear in
  15   all copies and that both that the copyright notice and this
  16   permission notice and warranty disclaimer appear in supporting
  17   documentation, and that the name of the author not be used in
  18   advertising or publicity pertaining to distribution of the
  19   software without specific, written prior permission.
  20
  21   The author disclaim all warranties with regard to this
  22   software, including all implied warranties of merchantability
  23   and fitness.  In no event shall the author be liable for any
  24   special, indirect or consequential damages or any damages
  25   whatsoever resulting from loss of use, data or profits, whether
  26   in an action of contract, negligence or other tortious action,
  27   arising out of or in connection with the use or performance of
  28   this software.
  29 */
  30
  31 /** \file
  32  *
  33  *  Header file for Descriptors.c.
  34  */
  35
  36 #ifndef _DESCRIPTORS_H_
  37 #define _DESCRIPTORS_H_
  38
  39         /* Includes: */
  40                 #include <LUFA/Drivers/USB/USB.h>
  41
  42                 #include <avr/pgmspace.h>
  43
  44         /* Type Defines: */
  45                 /** Type define for the device configuration descriptor structure. This must be defined in the
  46                  *  application code, as the configuration descriptor contains several sub-descriptors which
  47                  *  vary between devices, and which describe the device's usage to the host.
  48                  */
  49                 typedef struct
  50                 {
  51                         USB_Descriptor_Configuration_Header_t Config;
  52
  53                         // Generic HID Interface
  54                         USB_Descriptor_Interface_t            HID_Interface;
  55                         USB_HID_Descriptor_HID_t              HID_GenericHID;
  56                 USB_Descriptor_Endpoint_t             HID_ReportINEndpoint;
  57                 USB_Descriptor_Endpoint_t             HID_ReportOUTEndpoint;
  58                 } USB_Descriptor_Configuration_t;
  59
  60         /* Macros: */
  61                 /** Endpoint address of the Generic HID reporting IN endpoint. */
  62                 #define GENERIC_IN_EPADDR         (ENDPOINT_DIR_IN  | 1)
  63
  64                 /** Endpoint address of the Generic HID reporting OUT endpoint. */
  65                 #define GENERIC_OUT_EPADDR        (ENDPOINT_DIR_OUT | 2)
  66
  67                 /** Size in bytes of the Generic HID reporting endpoint. */
  68                 #define GENERIC_EPSIZE            8
  69
  70                 /** Size in bytes of the Generic HID reports (including report ID byte). */
  71                 #define GENERIC_REPORT_SIZE       8
  72
  73         /* Function Prototypes: */
  74                 uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
  75                                                     const uint8_t wIndex,
  76                                                     const void** const DescriptorAddress)
  77                                                     ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
  78
  79 #endif
  80