reactos/include/ole32/guiddef.h

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS system libraries
   4  * FILE:            include\ole32\guiddef.h
   5  * PURPOSE:         Guid definition macros
   6  * PROGRAMMER:      jurgen van gael [jurgen.vangael@student.kuleuven.ac.be]
   7  * UPDATE HISTORY:
   8  *                  Created 05/01/2001
   9  */
  10 /********************************************************************
  11
  12
  13 This library is free software; you can redistribute it and/or
  14 modify it under the terms of the GNU Library General Public License as
  15 published by the Free Software Foundation; either version 2 of the
  16 License, or (at your option) any later version.
  17
  18 This library is distributed in the hope that it will be useful,
  19 but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21 Library General Public License for more details.
  22
  23 You should have received a copy of the GNU Library General Public
  24 License along with this library; see the file COPYING.LIB.  If
  25 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  26 Cambridge, MA 02139, USA.
  27
  28
  29 ********************************************************************/
  30 #ifndef _GUIDDEF_H
  31 #define _GUIDDEF_H
  32
  33 #include <string.h>
  34
  35
  36 #ifndef EXTERN_C
  37         #ifdef __cplusplus
  38                 #define EXTERN_C    extern "C"
  39         #else
  40                 #define EXTERN_C    extern
  41         #endif
  42 #endif
  43
  44
  45 //      guid definition
  46 #ifndef GUID_DEFINED
  47         #define GUID_DEFINED
  48         typedef struct _GUID {
  49                 unsigned long  Data1;
  50                 unsigned short Data2;
  51                 unsigned short Data3;
  52                 unsigned char  Data4[ 8 ];
  53         } GUID;
  54         typedef GUID*           LPGUID;
  55         typedef const GUID*     LPCGUID;
  56 #endif
  57
  58
  59 //      guid definition macro
  60 #ifdef DEFINE_GUID
  61         #undef DEFINE_GUID
  62 #endif
  63
  64 #ifdef INITGUID
  65         #define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
  66                 const GUID name = {l, w1, w2, {b1, b2,  b3,  b4,  b5,  b6,  b7,  b8}}
  67 #else
  68         #define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
  69                 const GUID name
  70 #endif
  71 #define DEFINE_OLEGUID(name, l, w1, w2) DEFINE_GUID(name, l, w1, w2, 0xC0,0,0,0,0,0,0,0x46)
  72
  73
  74 //      IID section
  75 typedef GUID            IID;
  76 typedef IID*            LPIID;
  77 #define IsEqualIID(riid1, riid2) IsEqualGUID(riid1, riid2)
  78
  79
  80 //      CLSID section
  81 typedef GUID            CLSID;
  82 typedef CLSID*          LPCLSID;
  83 #define IsEqualCLSID(rclsid1, rclsid2) IsEqualGUID(rclsid1, rclsid2)
  84
  85 //      FMTID
  86 typedef GUID            FMTID;
  87 typedef FMTID*          LPFMTID;
  88 #define IsEqualFMTID(rfmtid1, rfmtid2) IsEqualGUID(rfmtid1, rfmtid2)
  89
  90
  91 //      REFGUID section
  92 #ifndef _REFGUID_DEFINED
  93         #define _REFGUID_DEFINED
  94         #ifdef __cplusplus
  95                 #define REFGUID const GUID &
  96         #else
  97                 #define REFGUID const GUID *
  98         #endif
  99 #endif
 100
 101 //      REFIID section
 102 #ifndef _REFIID_DEFINED
 103         #define _REFIID_DEFINED
 104         #ifdef __cplusplus
 105                 #define REFIID const IID &
 106         #else
 107                 #define REFIID const IID *
 108         #endif
 109 #endif
 110
 111 //      REFCLSID section
 112 #ifndef _REFCLSID_DEFINED
 113         #define _REFCLSID_DEFINED
 114         #ifdef __cplusplus
 115                 #define REFCLSID const IID &
 116         #else
 117                 #define REFCLSID const IID *
 118         #endif
 119 #endif
 120
 121 //      REFFMTID section
 122 #ifndef _REFFMTID_DEFINED
 123         #define _REFFMTID_DEFINED
 124         #ifdef __cplusplus
 125                 #define REFFMTID const IID &
 126         #else
 127                 #define REFFMTID const IID *
 128         #endif
 129 #endif
 130
 131
 132 //      compare functions for GUID
 133 #ifdef __cplusplus
 134         //      cpp versions
 135         __inline int InlineIsEqualGUID(REFGUID rguid1, REFGUID rguid2)
 136         {
 137                 return(((unsigned long *) &rguid1)[0] == ((unsigned long *) &rguid2)[0] &&
 138                         ((unsigned long *) &rguid1)[1] == ((unsigned long *) &rguid2)[1] &&
 139                         ((unsigned long *) &rguid1)[2] == ((unsigned long *) &rguid2)[2] &&
 140                         ((unsigned long *) &rguid1)[3] == ((unsigned long *) &rguid2)[3]);
 141         }
 142         __inline int IsEqualGUID(REFGUID rguid1, REFGUID rguid2)
 143         {
 144                 return !memcmp(&rguid1, &rguid2, sizeof(GUID));
 145         }
 146 #else
 147         //      c versions
 148         #define InlineIsEqualGUID(rguid1, rguid2)                                                                       \
 149                 (((unsigned long *) rguid1)[0] == ((unsigned long *) rguid2)[0] &&              \
 150                 ((unsigned long *) rguid1)[1] == ((unsigned long *) rguid2)[1] &&               \
 151                 ((unsigned long *) rguid1)[2] == ((unsigned long *) rguid2)[2] &&               \
 152                 ((unsigned long *) rguid1)[3] == ((unsigned long *) rguid2)[3])
 153
 154         #define IsEqualGUID(rguid1, rguid2) (!memcmp(rguid1, rguid2, sizeof(GUID)))
 155 #endif
 156
 157 //      use the inline version???
 158 #ifdef __INLINE_ISEQUAL_GUID
 159         #define IsEqualGUID(rguid1, rguid2)     InlineIsEqualGUID(rguid1, rguid2)
 160 #endif
 161
 162
 163 //      compare functions for IID CLSID
 164 #define IsEqualIID(riid1, riid2) IsEqualGUID(riid1, riid2)
 165 #define IsEqualCLSID(rclsid1, rclsid2) IsEqualGUID(rclsid1, rclsid2)
 166
 167 //      c++ helper functions
 168 #if !defined _SYS_GUID_OPERATOR_EQ_ && !defined _NO_SYS_GUID_OPERATOR_EQ_
 169         #define _SYS_GUID_OPERATOR_EQ_
 170         #ifdef __cplusplus
 171                 __inline int operator==(REFGUID guidOne, REFGUID guidTwo)
 172                 {
 173                         return IsEqualGUID(guidOne ,guidTwo);
 174                 }
 175
 176                 __inline int operator!=(REFGUID guidOne, REFGUID guidTwo)
 177                 {
 178                         return !(guidOne == guidTwo);
 179                 }
 180         #endif
 181 #endif
 182
 183 #endif