sal/systools/win32/uwinapi/Uwinapi.h

   1 #pragma once
   2
   3 #ifdef _UWINAPI_
   4 #define _KERNEL32_
   5 #define _USER32_
   6 #define _SHELL32_
   7 #endif
   8
   9 #include <windows.h>
  10 #include <malloc.h>
  11
  12 #ifndef _UWINAPI_
  13 EXTERN_C WINBASEAPI DWORD UWINAPI_dwFakedVersion;
  14 #endif
  15
  16 EXTERN_C WINBASEAPI DWORD SetVersion( DWORD dwVersion );
  17
  18 /* Version macros */
  19
  20 #define MAKE_VER_WIN32( major, minor, build, isWindows ) \
  21 ((DWORD)MAKELONG( MAKEWORD( major, minor ), (build) | ( isWindows ? 0x8000 : 0 ) ))
  22
  23 #define MAKE_VER_WIN32_NT( major, minor, build ) \
  24     MAKE_VER_WIN32( major, minor, build, FALSE )
  25
  26 #define MAKE_VER_WIN32_WINDOWS( major, minor, build ) \
  27     MAKE_VER_WIN32( major, minor, build, TRUE )
  28
  29 #define VER_WIN32_WINDOWS_95    MAKE_VER_WIN32_WINDOWS( 4, 0, 0 )
  30 #define VER_WIN32_WINDOWS_98    MAKE_VER_WIN32_WINDOWS( 4, 10, 0 )
  31 #define VER_WIN32_WINDOWS_ME    MAKE_VER_WIN32_WINDOWS( 4, 90, 0 )
  32 #define VER_WIN32_NT_NT4                MAKE_VER_WIN32_NT( 4, 0, 0 )
  33 #define VER_WIN32_NT_2000               MAKE_VER_WIN32_NT( 5, 0, 0 )
  34 #define VER_WIN32_NT_XP                 MAKE_VER_WIN32_NT( 5, 1, 0 )
  35
  36
  37 EXTERN_C WINBASEAPI LPSTR WINAPI lstrchrA( LPCSTR lpString, CHAR c );
  38 EXTERN_C WINBASEAPI LPWSTR WINAPI lstrchrW( LPCWSTR lpString, WCHAR c );
  39 EXTERN_C WINBASEAPI LPSTR WINAPI lstrrchrA( LPCSTR lpString, CHAR c );
  40 EXTERN_C WINBASEAPI LPWSTR WINAPI lstrrchrW( LPCWSTR lpString, WCHAR c );
  41
  42 #ifdef UNICODE
  43 #define lstrrchr        lstrrchrW
  44 #define lstrchr         lstrchrW
  45 #else
  46 #define lstrrchr        lstrrchrA
  47 #define lstrchr         lstrchrA
  48 #endif
  49
  50 // macro that calculates the count of elements of a static array
  51
  52 #define bufsizeof(buf)  (sizeof(buf) / sizeof((buf)[0]))
  53
  54
  55 #define IsValidHandle(Handle)   ((DWORD)(Handle) + 1 > 1)
  56
  57 #ifdef __cplusplus
  58
  59 #define _AUTO_WSTR2STR( lpStrA, lpStrW ) \
  60 LPSTR   lpStrA; \
  61 if ( lpStrW ) \
  62 { \
  63     int cNeeded = WideCharToMultiByte( CP_ACP, 0, lpStrW, -1, NULL, 0, NULL, NULL ); \
  64     lpStrA = (LPSTR)_alloca( cNeeded * sizeof(CHAR) ); \
  65     WideCharToMultiByte( CP_ACP, 0, lpStrW, -1, lpStrA, cNeeded, NULL, NULL ); \
  66 } \
  67 else \
  68     lpStrA = NULL;
  69
  70
  71 #define AUTO_WSTR2STR( lpStr ) \
  72     _AUTO_WSTR2STR( lpStr##A, lpStr##W )
  73
  74 #define AUTO_STR( lpStr, cchBuffer ) \
  75 LPSTR   lpStr##A = lpStr##W ? (LPSTR)_alloca( (cchBuffer) * sizeof(CHAR) ) : NULL;
  76
  77 #endif  // __cplusplus
  78
  79 #define STRBUF2WSTR( lpStr, cchSrcBuffer, cchDestBuffer ) \
  80     MultiByteToWideChar( CP_ACP, 0, lpStr##A, cchSrcBuffer, lpStr##W, cchDestBuffer )
  81
  82 #define STR2WSTR( lpStr, cchBuffer ) \
  83     STRBUF2WSTR( lpStr, -1, cchBuffer )
  84
  85 #define WSTR2STR( lpStr, cchBuffer ) \
  86     WideCharToMultiByte( CP_ACP, 0, lpStr##W, -1, lpStr##A, cchBuffer, NULL, NULL )
  87
  88 EXTERN_C void WINAPI ResolveThunk_WINDOWS( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
  89 EXTERN_C void WINAPI ResolveThunk_TRYLOAD( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
  90 EXTERN_C void WINAPI ResolveThunk_ALLWAYS( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
  91
  92
  93
  94
  95 #define IMPLEMENT_THUNK( module, resolve, rettype, calltype, func, params ) \
  96 EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \
  97 EXTERN_C rettype calltype func##_##resolve params; \
  98 static rettype calltype func##_##Failure params; \
  99 static _declspec ( naked ) func##_Thunk() \
 100 { \
 101     ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func, (FARPROC)func##_##resolve, (FARPROC)func##_##Failure ); \
 102     _asm        jmp     [module##_##func##_Ptr] \
 103 } \
 104 EXTERN_C _declspec( naked ) rettype calltype func params \
 105 { \
 106     _asm        jmp     [module##_##func##_Ptr] \
 107 } \
 108 EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; \
 109 static rettype calltype func##_##Failure params \
 110 { \
 111     SetLastError( ERROR_CALL_NOT_IMPLEMENTED ); \
 112     return (rettype)0; \
 113 } \
 114 EXTERN_C rettype calltype func##_##resolve params
 115
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 125
 126 #define DEFINE_CUSTOM_THUNK( module, resolve, rettype, calltype, func, params ) \
 127 EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \
 128 static _declspec ( naked ) func##_Thunk() \
 129 { \
 130     ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func ); \
 131     _asm        jmp     [module##_##func##_Ptr] \
 132 } \
 133 EXTERN_C _declspec( naked ) rettype calltype func params \
 134 { \
 135     _asm        jmp     [module##_##func##_Ptr] \
 136 } \
 137 EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk;