dlls/hid/parse.h

   1 /*
   2  * Internal HID structures
   3  *
   4  * Copyright 2015 Aric Stewart
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #ifndef __HID_PARSE_H
  22 #define __HID_PARSE_H
  23
  24 #define HID_MAGIC 0x8491759
  25
  26 typedef enum {
  27     UnknownElement = 0,
  28     ButtonElement,
  29     ValueElement,
  30 } WINE_ELEMENT_TYPE;
  31
  32 typedef struct
  33 {
  34     WINE_ELEMENT_TYPE ElementType;
  35     UINT  valueStartBit;
  36     UINT  bitCount;
  37     union {
  38         HIDP_VALUE_CAPS value;
  39         HIDP_BUTTON_CAPS button;
  40     } caps;
  41 } WINE_HID_ELEMENT;
  42
  43 typedef struct
  44 {
  45     UCHAR reportID;
  46     DWORD dwSize;
  47     DWORD elementCount;
  48     WINE_HID_ELEMENT Elements[1];
  49 } WINE_HID_REPORT;
  50
  51 typedef struct
  52 {
  53     DWORD magic;
  54     DWORD dwSize;
  55     HIDP_CAPS caps;
  56
  57     DWORD dwInputReportCount;
  58     DWORD dwOutputReportCount;
  59     DWORD dwFeatureReportCount;
  60
  61     DWORD dwOutputReportOffset;
  62     DWORD dwFeatureReportOffset;
  63
  64     WINE_HID_REPORT InputReports[1];
  65 } WINE_HIDP_PREPARSED_DATA, *PWINE_HIDP_PREPARSED_DATA;
  66
  67 #define HID_NEXT_REPORT(d,r) ((r)?(WINE_HID_REPORT*)(((BYTE*)(r))+(r)->dwSize):(d)->InputReports)
  68 #define HID_INPUT_REPORTS(d) ((d)->InputReports)
  69 #define HID_OUTPUT_REPORTS(d) ((WINE_HID_REPORT*)(((BYTE*)(d)->InputReports)+(d)->dwOutputReportOffset))
  70 #define HID_FEATURE_REPORTS(d) ((WINE_HID_REPORT*)(((BYTE*)(d)->InputReports)+(d)->dwFeatureReportOffset))
  71
  72 #endif /* __HID_PARSE_H */