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      1 // Common/MyGuidDef.h
      2 
      3 #ifndef GUID_DEFINED
      4 #define GUID_DEFINED
      5 
      6 #include "MyTypes.h"
      7 
      8 typedef struct {
      9   UInt32 Data1;
     10   UInt16 Data2;
     11   UInt16 Data3;
     12   unsigned char Data4[8];
     13 } GUID;
     14 
     15 #ifdef __cplusplus
     16 #define REFGUID const GUID &
     17 #else
     18 #define REFGUID const GUID *
     19 #endif
     20 
     21 #define REFCLSID REFGUID
     22 #define REFIID REFGUID
     23 
     24 #ifdef __cplusplus
     25 inline int operator==(REFGUID g1, REFGUID g2)
     26 {
     27   for (int i = 0; i < (int)sizeof(g1); i++)
     28     if (((unsigned char *)&g1)[i] != ((unsigned char *)&g2)[i])
     29       return 0;
     30   return 1;
     31 }
     32 inline int operator!=(REFGUID g1, REFGUID g2) { return !(g1 == g2); }
     33 #endif
     34 
     35 #ifdef __cplusplus
     36   #define MY_EXTERN_C extern "C"
     37 #else
     38   #define MY_EXTERN_C extern
     39 #endif
     40 
     41 #endif
     42 
     43 
     44 #ifdef DEFINE_GUID
     45 #undef DEFINE_GUID
     46 #endif
     47 
     48 #ifdef INITGUID
     49   #define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
     50     MY_EXTERN_C const GUID name = { l, w1, w2, { b1, b2, b3, b4, b5, b6, b7, b8 } }
     51 #else
     52   #define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
     53     MY_EXTERN_C const GUID name
     54 #endif
     55