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 115 116 117 118 119 120 121 122 123 124 125 126 #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;