134 lines
4.3 KiB
C
134 lines
4.3 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#pragma once
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#ifdef _UWINAPI_
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#define _KERNEL32_
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#define _USER32_
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#define _SHELL32_
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#endif
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#include <windows.h>
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#include <malloc.h>
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#ifndef _UWINAPI_
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EXTERN_C WINBASEAPI DWORD UWINAPI_dwFakedVersion;
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#endif
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EXTERN_C WINBASEAPI DWORD SetVersion( DWORD dwVersion );
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/* Version macros */
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#define MAKE_VER_WIN32( major, minor, build, isWindows ) \
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((DWORD)MAKELONG( MAKEWORD( major, minor ), (build) | ( isWindows ? 0x8000 : 0 ) ))
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#define MAKE_VER_WIN32_NT( major, minor, build ) \
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MAKE_VER_WIN32( major, minor, build, FALSE )
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#define MAKE_VER_WIN32_WINDOWS( major, minor, build ) \
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MAKE_VER_WIN32( major, minor, build, TRUE )
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#define VER_WIN32_WINDOWS_95 MAKE_VER_WIN32_WINDOWS( 4, 0, 0 )
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#define VER_WIN32_WINDOWS_98 MAKE_VER_WIN32_WINDOWS( 4, 10, 0 )
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#define VER_WIN32_WINDOWS_ME MAKE_VER_WIN32_WINDOWS( 4, 90, 0 )
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#define VER_WIN32_NT_NT4 MAKE_VER_WIN32_NT( 4, 0, 0 )
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#define VER_WIN32_NT_2000 MAKE_VER_WIN32_NT( 5, 0, 0 )
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#define VER_WIN32_NT_XP MAKE_VER_WIN32_NT( 5, 1, 0 )
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EXTERN_C WINBASEAPI LPSTR WINAPI lstrchrA( LPCSTR lpString, CHAR c );
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EXTERN_C WINBASEAPI LPWSTR WINAPI lstrchrW( LPCWSTR lpString, WCHAR c );
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EXTERN_C WINBASEAPI LPSTR WINAPI lstrrchrA( LPCSTR lpString, CHAR c );
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EXTERN_C WINBASEAPI LPWSTR WINAPI lstrrchrW( LPCWSTR lpString, WCHAR c );
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#ifdef UNICODE
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#define lstrrchr lstrrchrW
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#define lstrchr lstrchrW
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#else
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#define lstrrchr lstrrchrA
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#define lstrchr lstrchrA
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#endif
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#define IsValidHandle(Handle) ((DWORD)(Handle) + 1 > 1)
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#ifdef __cplusplus
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#define _AUTO_WSTR2STR( lpStrA, lpStrW ) \
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LPSTR lpStrA; \
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if ( lpStrW ) \
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{ \
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int cNeeded = WideCharToMultiByte( CP_ACP, 0, lpStrW, -1, NULL, 0, NULL, NULL ); \
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lpStrA = (LPSTR)_alloca( cNeeded * sizeof(CHAR) ); \
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WideCharToMultiByte( CP_ACP, 0, lpStrW, -1, lpStrA, cNeeded, NULL, NULL ); \
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} \
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else \
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lpStrA = NULL;
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#define AUTO_WSTR2STR( lpStr ) \
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_AUTO_WSTR2STR( lpStr##A, lpStr##W )
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#define AUTO_STR( lpStr, cchBuffer ) \
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LPSTR lpStr##A = lpStr##W ? (LPSTR)_alloca( (cchBuffer) * sizeof(CHAR) ) : NULL;
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#endif // __cplusplus
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#define STRBUF2WSTR( lpStr, cchSrcBuffer, cchDestBuffer ) \
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MultiByteToWideChar( CP_ACP, 0, lpStr##A, cchSrcBuffer, lpStr##W, cchDestBuffer )
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#define STR2WSTR( lpStr, cchBuffer ) \
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STRBUF2WSTR( lpStr, -1, cchBuffer )
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#define WSTR2STR( lpStr, cchBuffer ) \
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WideCharToMultiByte( CP_ACP, 0, lpStr##W, -1, lpStr##A, cchBuffer, NULL, NULL )
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EXTERN_C void WINAPI ResolveThunk_WINDOWS( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
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EXTERN_C void WINAPI ResolveThunk_TRYLOAD( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
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EXTERN_C void WINAPI ResolveThunk_ALLWAYS( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
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#define IMPLEMENT_THUNK( module, resolve, rettype, calltype, func, params ) \
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EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \
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EXTERN_C rettype calltype func##_##resolve params; \
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static rettype calltype func##_##Failure params; \
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static _declspec ( naked ) func##_Thunk() \
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{ \
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ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func, (FARPROC)func##_##resolve, (FARPROC)func##_##Failure ); \
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_asm jmp [module##_##func##_Ptr] \
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} \
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EXTERN_C _declspec( naked ) rettype calltype func params \
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{ \
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_asm jmp [module##_##func##_Ptr] \
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} \
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EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; \
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static rettype calltype func##_##Failure params \
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{ \
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SetLastError( ERROR_CALL_NOT_IMPLEMENTED ); \
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return (rettype)0; \
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} \
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EXTERN_C rettype calltype func##_##resolve params
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#define DEFINE_CUSTOM_THUNK( module, resolve, rettype, calltype, func, params ) \
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EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \
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static _declspec ( naked ) func##_Thunk() \
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{ \
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ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func ); \
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_asm jmp [module##_##func##_Ptr] \
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} \
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EXTERN_C _declspec( naked ) rettype calltype func params \
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{ \
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_asm jmp [module##_##func##_Ptr] \
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} \
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EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk;
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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