Demos/Host/Incomplete/PrinterHost/ConfigDescriptor.h

   1 /*
   2              LUFA Library
   3      Copyright (C) Dean Camera, 2009.
   4
   5   dean [at] fourwalledcubicle [dot] com
   6       www.fourwalledcubicle.com
   7 */
   8
   9 /*
  10   Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
  11
  12   Permission to use, copy, modify, and distribute this software
  13   and its documentation for any purpose and without fee is hereby
  14   granted, provided that the above copyright notice appear in all
  15   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 #ifndef _CONFIGDESCRIPTOR_H_
  32 #define _CONFIGDESCRIPTOR_H_
  33
  34         /* Includes: */
  35                 #include <LUFA/Drivers/USB/USB.h>
  36
  37                 #include "PrinterHost.h"
  38
  39         /* Macros: */
  40                 #define PRINTER_CLASS                    0x07
  41                 #define PRINTER_SUBCLASS                 0x01
  42
  43                 #define PRINTER_DATA_OUT_PIPE            1
  44                 #define PRINTER_DATA_IN_PIPE             2
  45
  46                 #define MAX_CONFIG_DESCRIPTOR_SIZE       512
  47
  48         /* Enums: */
  49                 enum PrinterHost_GetConfigDescriptorDataCodes_t
  50                 {
  51                         SuccessfulConfigRead                 = 0,
  52                         ControlError                         = 1,
  53                         DescriptorTooLarge                   = 2,
  54                         InvalidConfigDataReturned            = 3,
  55                         NoInterfaceFound                     = 4,
  56                         NoEndpointFound                      = 5,
  57                 };
  58
  59         /* External Variables: */
  60                 uint8_t PrinterInterfaceNumber;
  61                 uint8_t PrinterAltSetting;
  62
  63         /* Function Prototypes: */
  64                 uint8_t ProcessConfigurationDescriptor(void);
  65
  66                 uint8_t NextBidirectionalPrinterInterface(void* CurrentDescriptor);
  67                 uint8_t NextInterfaceBulkDataEndpoint(void* CurrentDescriptor);
  68
  69 #endif