/************************************************************************* * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * Copyright 2000, 2010 Oracle and/or its affiliates. * * OpenOffice.org - a multi-platform office productivity suite * * This file is part of OpenOffice.org. * * OpenOffice.org is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License version 3 * only, as published by the Free Software Foundation. * * OpenOffice.org is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License version 3 for more details * (a copy is included in the LICENSE file that accompanied this code). * * You should have received a copy of the GNU Lesser General Public License * version 3 along with OpenOffice.org. If not, see * * for a copy of the LGPLv3 License. * ************************************************************************/ #define _UWINAPI_ #include #ifndef _INC_MALLOC # include #endif #if defined(_MSC_VER) && (_MSC_VER >= 1400) #pragma warning(disable:4740) #endif #ifndef _INC_TCHAR # ifdef UNICODE # define _UNICODE # endif # include #endif // Globally disable "warning C4100: unreferenced formal parameter" caused by // IMPLEMENT_THUNK: #ifdef _MSC_VER #pragma warning(disable:4100) #endif /* Version macros */ #define MAKE_VER_WIN32( major, minor, build, isWindows ) \ ((DWORD)MAKELONG( MAKEWORD( major, minor ), (build) | ( isWindows ? 0x8000 : 0 ) )) #define MAKE_VER_WIN32_NT( major, minor, build ) \ MAKE_VER_WIN32( major, minor, build, FALSE ) #define MAKE_VER_WIN32_WINDOWS( major, minor, build ) \ MAKE_VER_WIN32( major, minor, build, TRUE ) #define VER_WIN32_WINDOWS_95 MAKE_VER_WIN32_WINDOWS( 4, 0, 0 ) #define VER_WIN32_WINDOWS_98 MAKE_VER_WIN32_WINDOWS( 4, 10, 0 ) #define VER_WIN32_WINDOWS_ME MAKE_VER_WIN32_WINDOWS( 4, 90, 0 ) #define VER_WIN32_NT_NT4 MAKE_VER_WIN32_NT( 4, 0, 0 ) #define VER_WIN32_NT_2000 MAKE_VER_WIN32_NT( 5, 0, 0 ) #define VER_WIN32_NT_XP MAKE_VER_WIN32_NT( 5, 1, 0 ) #ifdef __cplusplus #define _AUTO_WSTR2STR( lpStrA, lpStrW ) \ LPSTR lpStrA; \ if ( lpStrW ) \ { \ int cNeeded = WideCharToMultiByte( CP_ACP, 0, lpStrW, -1, NULL, 0, NULL, NULL ); \ lpStrA = (LPSTR)_alloca( cNeeded * sizeof(CHAR) ); \ WideCharToMultiByte( CP_ACP, 0, lpStrW, -1, lpStrA, cNeeded, NULL, NULL ); \ } \ else \ lpStrA = NULL; #define AUTO_WSTR2STR( lpStr ) \ _AUTO_WSTR2STR( lpStr##A, lpStr##W ) #define AUTO_STR( lpStr, cchBuffer ) \ LPSTR lpStr##A = lpStr##W ? (LPSTR)_alloca( (cchBuffer) * sizeof(CHAR) ) : NULL; #endif /* __cplusplus */ #define STRBUF2WSTR( lpStr, cchSrcBuffer, cchDestBuffer ) \ MultiByteToWideChar( CP_ACP, 0, lpStr##A, cchSrcBuffer, lpStr##W, (int) cchDestBuffer ) #define STR2WSTR( lpStr, cchBuffer ) \ STRBUF2WSTR( lpStr, -1, cchBuffer ) #define WSTR2STR( lpStr, cchBuffer ) \ WideCharToMultiByte( CP_ACP, 0, lpStr##W, -1, lpStr##A, cchBuffer, NULL, NULL ) EXTERN_C void WINAPI ResolveThunk_WINDOWS( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure ); EXTERN_C void WINAPI ResolveThunk_TRYLOAD( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure ); EXTERN_C void WINAPI ResolveThunk_ALLWAYS( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure ); #ifdef __MINGW32__ #define IMPLEMENT_THUNK( module, resolve, rettype, calltype, func, params ) \ static void func##_Thunk(); \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; \ EXTERN_C rettype calltype func params \ { \ asm(" popl %ebp"); \ asm(" jmp *(%0)"::"m"(module##_##func##_Ptr)); \ } \ EXTERN_C rettype calltype func##_##resolve params; \ static rettype calltype func##_##Failure params; \ static void func##_Thunk() \ { \ ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func, (FARPROC)func##_##resolve, (FARPROC)func##_##Failure ); \ asm(" movl %ebp, %esp"); \ asm(" popl %ebp"); \ asm(" jmp *(%0)"::"m"(module##_##func##_Ptr)); \ } \ static rettype calltype func##_##Failure params \ { \ SetLastError( ERROR_CALL_NOT_IMPLEMENTED ); \ return (rettype)0; \ } \ EXTERN_C rettype calltype func##_##resolve params #else #define IMPLEMENT_THUNK( module, resolve, rettype, calltype, func, params ) \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \ EXTERN_C rettype calltype func##_##resolve params; \ static rettype calltype func##_##Failure params; \ static _declspec ( naked ) void func##_Thunk() \ { \ ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func, (FARPROC)func##_##resolve, (FARPROC)func##_##Failure ); \ _asm jmp [module##_##func##_Ptr] \ } \ EXTERN_C _declspec( naked ) rettype calltype func params \ { \ _asm jmp [module##_##func##_Ptr] \ } \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; \ static rettype calltype func##_##Failure params \ { \ SetLastError( ERROR_CALL_NOT_IMPLEMENTED ); \ return (rettype)0; \ } \ EXTERN_C rettype calltype func##_##resolve params #endif #ifdef __MINGW32__ #define DEFINE_CUSTOM_THUNK( module, resolve, rettype, calltype, func, params ) \ static void func##_Thunk(); \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; \ static void func##_Thunk() \ { \ ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func ); \ asm(" movl %ebp, %esp"); \ asm(" popl %ebp"); \ asm(" jmp *(%0)"::"m"(module##_##func##_Ptr)); \ } \ EXTERN_C rettype calltype func params \ { \ asm(" popl %ebp"); \ asm(" jmp *(%0)"::"m"(module##_##func##_Ptr)); \ } #else #define DEFINE_CUSTOM_THUNK( module, resolve, rettype, calltype, func, params ) \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \ static _declspec ( naked ) void func##_Thunk() \ { \ ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func ); \ _asm jmp [module##_##func##_Ptr] \ } \ EXTERN_C _declspec( naked ) rettype calltype func params \ { \ _asm jmp [module##_##func##_Ptr] \ } \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; #endif #ifdef __MINGW32__ #define DEFINE_DEFAULT_THUNK( module, resolve, rettype, calltype, func, params ) \ static void func##_Thunk(); \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; \ static rettype calltype func##_##Failure params; \ static _declspec ( naked ) void func##_Thunk() \ { \ ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func, NULL, (FARPROC)func##_##Failure ); \ asm(" movl %ebp, %esp"); \ asm(" popl %ebp"); \ asm(" jmp *(%0)"::"m"(module##_##func##_Ptr)); \ } \ EXTERN_C _declspec( naked ) rettype calltype func params \ { \ asm(" popl %ebp"); \ asm(" jmp *(%0)"::"m"(module##_##func##_Ptr)); \ } \ static rettype calltype func##_##Failure params \ { \ SetLastError( ERROR_CALL_NOT_IMPLEMENTED ); \ return (rettype)0; \ } #else #define DEFINE_DEFAULT_THUNK( module, resolve, rettype, calltype, func, params ) \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \ static rettype calltype func##_##Failure params; \ static _declspec ( naked ) void func##_Thunk() \ { \ ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func, NULL, (FARPROC)func##_##Failure ); \ _asm jmp [module##_##func##_Ptr] \ } \ EXTERN_C _declspec( naked ) rettype calltype func params \ { \ _asm jmp [module##_##func##_Ptr] \ } \ EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; \ static rettype calltype func##_##Failure params \ { \ SetLastError( ERROR_CALL_NOT_IMPLEMENTED ); \ return (rettype)0; \ } #endif