include/guiddef.h

   1 /*
   2  * Copyright (C) 2000 Alexandre Julliard
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef GUID_DEFINED
  20 #define GUID_DEFINED
  21
  22 #ifdef __WIDL__
  23 typedef struct
  24 {
  25     unsigned long  Data1;
  26     unsigned short Data2;
  27     unsigned short Data3;
  28     byte           Data4[ 8 ];
  29 } GUID;
  30 #else
  31 typedef struct _GUID
  32 {
  33 #ifndef __LP64__
  34     unsigned long  Data1;
  35 #else
  36     unsigned int   Data1;
  37 #endif
  38     unsigned short Data2;
  39     unsigned short Data3;
  40     unsigned char  Data4[ 8 ];
  41 } GUID;
  42 #endif
  43
  44 /* Macros for __uuidof emulation */
  45 #ifdef __cplusplus
  46 # if defined(__MINGW32__)
  47 #  if !defined(__uuidof)  /* Mingw64 can provide support for __uuidof and __CRT_UUID_DECL */
  48 #   define __WINE_UUID_ATTR __attribute__((selectany))
  49 #   undef __CRT_UUID_DECL
  50 #  endif
  51 # elif defined(__GNUC__)
  52 #  define __WINE_UUID_ATTR __attribute__((visibility("hidden"),weak))
  53 # endif
  54 #endif
  55
  56 #ifdef __WINE_UUID_ATTR
  57
  58 extern "C++" {
  59     template<typename T> struct __wine_uuidof;
  60
  61     template<typename T> struct __wine_uuidof_type {
  62         typedef __wine_uuidof<T> inst;
  63     };
  64     template<typename T> struct __wine_uuidof_type<T *> {
  65         typedef __wine_uuidof<T> inst;
  66     };
  67     template<typename T> struct __wine_uuidof_type<T * const> {
  68         typedef __wine_uuidof<T> inst;
  69     };
  70 }
  71
  72 #define __CRT_UUID_DECL(type,l,w1,w2,b1,b2,b3,b4,b5,b6,b7,b8)           \
  73     extern "C++" {                                                      \
  74         template<> struct __wine_uuidof<type> {                         \
  75             static const GUID uuid;                                     \
  76         };                                                              \
  77         __WINE_UUID_ATTR const GUID __wine_uuidof<type>::uuid = {l,w1,w2,{b1,b2,b3,b4,b5,b6,b7,b8}}; \
  78     }
  79
  80 #define __uuidof(type) __wine_uuidof_type<__typeof__(type)>::inst::uuid
  81
  82 #elif !defined(__CRT_UUID_DECL)
  83
  84 #define __CRT_UUID_DECL(type,l,w1,w2,b1,b2,b3,b4,b5,b6,b7,b8)
  85
  86 #endif /* __WINE_UUID_ATTR */
  87
  88 #endif
  89
  90 #undef DEFINE_GUID
  91
  92 #ifndef DECLSPEC_HIDDEN
  93 # if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__CYGWIN__)
  94 #  define DECLSPEC_HIDDEN __attribute__((visibility ("hidden")))
  95 # else
  96 #  define DECLSPEC_HIDDEN
  97 # endif
  98 #endif
  99
 100 #ifdef INITGUID
 101 #ifdef __cplusplus
 102 #define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
 103         EXTERN_C const GUID name DECLSPEC_HIDDEN; \
 104         EXTERN_C const GUID name = \
 105         { l, w1, w2, { b1, b2,  b3,  b4,  b5,  b6,  b7,  b8 } }
 106 #else
 107 #define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
 108         const GUID name DECLSPEC_HIDDEN; \
 109         const GUID name = \
 110         { l, w1, w2, { b1, b2,  b3,  b4,  b5,  b6,  b7,  b8 } }
 111 #endif
 112 #else
 113 #define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
 114     EXTERN_C const GUID name DECLSPEC_HIDDEN
 115 #endif
 116
 117 #define DEFINE_OLEGUID(name, l, w1, w2) \
 118         DEFINE_GUID(name, l, w1, w2, 0xC0,0,0,0,0,0,0,0x46)
 119
 120 #ifndef _GUIDDEF_H_
 121 #define _GUIDDEF_H_
 122
 123 #ifndef __LPGUID_DEFINED__
 124 #define __LPGUID_DEFINED__
 125 typedef GUID *LPGUID;
 126 #endif
 127
 128 #ifndef __LPCGUID_DEFINED__
 129 #define __LPCGUID_DEFINED__
 130 typedef const GUID *LPCGUID;
 131 #endif
 132
 133 #ifndef __IID_DEFINED__
 134 #define __IID_DEFINED__
 135
 136 typedef GUID IID,*LPIID;
 137 typedef GUID CLSID,*LPCLSID;
 138 typedef GUID FMTID,*LPFMTID;
 139 #define IsEqualIID(riid1, riid2) IsEqualGUID(riid1, riid2)
 140 #define IsEqualCLSID(rclsid1, rclsid2) IsEqualGUID(rclsid1, rclsid2)
 141 #define IsEqualFMTID(rfmtid1, rfmtid2) IsEqualGUID(rfmtid1, rfmtid2)
 142 #define IID_NULL   GUID_NULL
 143 #define CLSID_NULL GUID_NULL
 144 #define FMTID_NULL GUID_NULL
 145
 146 #ifdef __midl_proxy
 147 #define __MIDL_CONST
 148 #else
 149 #define __MIDL_CONST const
 150 #endif
 151
 152 #endif /* ndef __IID_DEFINED__ */
 153
 154 #ifdef __cplusplus
 155 #define REFGUID             const GUID &
 156 #define REFCLSID            const CLSID &
 157 #define REFIID              const IID &
 158 #define REFFMTID            const FMTID &
 159 #else
 160 #define REFGUID             const GUID* __MIDL_CONST
 161 #define REFCLSID            const CLSID* __MIDL_CONST
 162 #define REFIID              const IID* __MIDL_CONST
 163 #define REFFMTID            const FMTID* __MIDL_CONST
 164 #endif
 165
 166 #ifdef __cplusplus
 167 #define IsEqualGUID(rguid1, rguid2) (!memcmp(&(rguid1), &(rguid2), sizeof(GUID)))
 168 inline int InlineIsEqualGUID(REFGUID rguid1, REFGUID rguid2)
 169 {
 170    return (((unsigned int *)&rguid1)[0] == ((unsigned int *)&rguid2)[0] &&
 171            ((unsigned int *)&rguid1)[1] == ((unsigned int *)&rguid2)[1] &&
 172            ((unsigned int *)&rguid1)[2] == ((unsigned int *)&rguid2)[2] &&
 173            ((unsigned int *)&rguid1)[3] == ((unsigned int *)&rguid2)[3]);
 174 }
 175 #else
 176 #define IsEqualGUID(rguid1, rguid2) (!memcmp(rguid1, rguid2, sizeof(GUID)))
 177 #define InlineIsEqualGUID(rguid1, rguid2)  \
 178         (((unsigned int *)rguid1)[0] == ((unsigned int *)rguid2)[0] && \
 179          ((unsigned int *)rguid1)[1] == ((unsigned int *)rguid2)[1] && \
 180          ((unsigned int *)rguid1)[2] == ((unsigned int *)rguid2)[2] && \
 181          ((unsigned int *)rguid1)[3] == ((unsigned int *)rguid2)[3])
 182 #endif
 183
 184 #ifdef __cplusplus
 185 #include <string.h>
 186 inline bool operator==(const GUID& guidOne, const GUID& guidOther)
 187 {
 188     return !memcmp(&guidOne,&guidOther,sizeof(GUID));
 189 }
 190 inline bool operator!=(const GUID& guidOne, const GUID& guidOther)
 191 {
 192     return !(guidOne == guidOther);
 193 }
 194 #endif
 195
 196 #endif /* _GUIDDEF_H_ */