/* * Modules * * Copyright 1995 Alexandre Julliard */ #include #include #include #include #include #include #include "windows.h" #include "class.h" #include "file.h" #include "global.h" #include "heap.h" #include "module.h" #include "neexe.h" #include "pe_image.h" #include "dosexe.h" #include "process.h" #include "thread.h" #include "resource.h" #include "selectors.h" #include "stackframe.h" #include "task.h" #include "debug.h" #include "callback.h" extern BOOL32 THREAD_InitDone; /************************************************************************* * MODULE32_LookupHMODULE * looks for the referenced HMODULE in the current process */ WINE_MODREF* MODULE32_LookupHMODULE(PDB32 *process,HMODULE32 hmod) { WINE_MODREF *wm; if (!hmod) return process->exe_modref; if (!HIWORD(hmod)) { ERR(module,"tried to lookup 0x%04x in win32 module handler!\n",hmod); return NULL; } for (wm = process->modref_list;wm;wm=wm->next) if (wm->module == hmod) return wm; return NULL; } /*********************************************************************** * MODULE_CreateDummyModule * * Create a dummy NE module for Win32 or Winelib. */ HMODULE32 MODULE_CreateDummyModule( const OFSTRUCT *ofs ) { HMODULE32 hModule; NE_MODULE *pModule; SEGTABLEENTRY *pSegment; char *pStr,*s; int len; const char* basename; INT32 of_size = sizeof(OFSTRUCT) - sizeof(ofs->szPathName) + strlen(ofs->szPathName) + 1; INT32 size = sizeof(NE_MODULE) + /* loaded file info */ of_size + /* segment table: DS,CS */ 2 * sizeof(SEGTABLEENTRY) + /* name table */ 9 + /* several empty tables */ 8; hModule = GlobalAlloc16( GMEM_MOVEABLE | GMEM_ZEROINIT, size ); if (!hModule) return (HMODULE32)11; /* invalid exe */ FarSetOwner( hModule, hModule ); pModule = (NE_MODULE *)GlobalLock16( hModule ); /* Set all used entries */ pModule->magic = IMAGE_OS2_SIGNATURE; pModule->count = 1; pModule->next = 0; pModule->flags = 0; pModule->dgroup = 1; pModule->ss = 1; pModule->cs = 2; pModule->heap_size = 0xe000; pModule->stack_size = 0x1000; pModule->seg_count = 2; pModule->modref_count = 0; pModule->nrname_size = 0; pModule->fileinfo = sizeof(NE_MODULE); pModule->os_flags = NE_OSFLAGS_WINDOWS; pModule->expected_version = 0x030a; pModule->self = hModule; /* Set loaded file information */ memcpy( pModule + 1, ofs, of_size ); ((OFSTRUCT *)(pModule+1))->cBytes = of_size - 1; pSegment = (SEGTABLEENTRY*)((char*)(pModule + 1) + of_size); pModule->seg_table = pModule->dgroup_entry = (int)pSegment - (int)pModule; /* Data segment */ pSegment->size = 0; pSegment->flags = NE_SEGFLAGS_DATA; pSegment->minsize = 0x1000; pSegment++; /* Code segment */ pSegment->flags = 0; pSegment++; /* Module name */ pStr = (char *)pSegment; pModule->name_table = (int)pStr - (int)pModule; basename = strrchr(ofs->szPathName,'\\'); if (!basename) basename = ofs->szPathName; else basename++; len = strlen(basename); if ((s = strchr(basename,'.'))) len = s - basename; if (len > 8) len = 8; *pStr = len; strncpy( pStr+1, basename, len ); if (len < 8) pStr[len+1] = 0; pStr += 9; /* All tables zero terminated */ pModule->res_table = pModule->import_table = pModule->entry_table = (int)pStr - (int)pModule; NE_RegisterModule( pModule ); return hModule; } /*********************************************************************** * MODULE_GetWndProcEntry16 (not a Windows API function) * * Return an entry point from the WPROCS dll. */ FARPROC16 MODULE_GetWndProcEntry16( LPCSTR name ) { FARPROC16 ret = NULL; if (__winelib) { /* FIXME: hack for Winelib */ extern LRESULT ColorDlgProc(HWND16,UINT16,WPARAM16,LPARAM); extern LRESULT FileOpenDlgProc(HWND16,UINT16,WPARAM16,LPARAM); extern LRESULT FileSaveDlgProc(HWND16,UINT16,WPARAM16,LPARAM); extern LRESULT FindTextDlgProc16(HWND16,UINT16,WPARAM16,LPARAM); extern LRESULT PrintDlgProc(HWND16,UINT16,WPARAM16,LPARAM); extern LRESULT PrintSetupDlgProc(HWND16,UINT16,WPARAM16,LPARAM); extern LRESULT ReplaceTextDlgProc16(HWND16,UINT16,WPARAM16,LPARAM); if (!strcmp(name,"ColorDlgProc")) return (FARPROC16)ColorDlgProc; if (!strcmp(name,"FileOpenDlgProc")) return (FARPROC16)FileOpenDlgProc; if (!strcmp(name,"FileSaveDlgProc")) return (FARPROC16)FileSaveDlgProc; if (!strcmp(name,"FindTextDlgProc")) return (FARPROC16)FindTextDlgProc16; if (!strcmp(name,"PrintDlgProc")) return (FARPROC16)PrintDlgProc; if (!strcmp(name,"PrintSetupDlgProc")) return (FARPROC16)PrintSetupDlgProc; if (!strcmp(name,"ReplaceTextDlgProc")) return (FARPROC16)ReplaceTextDlgProc16; if (!strcmp(name,"DefResourceHandler")) return (FARPROC16)NE_DefResourceHandler; if (!strcmp(name,"LoadDIBIconHandler")) return (FARPROC16)LoadDIBIconHandler; if (!strcmp(name,"LoadDIBCursorHandler")) return (FARPROC16)LoadDIBCursorHandler; FIXME(module,"No mapping for %s(), add one in library/miscstubs.c\n",name); assert( FALSE ); return NULL; } else { WORD ordinal; static HMODULE32 hModule = 0; if (!hModule) hModule = GetModuleHandle16( "WPROCS" ); ordinal = NE_GetOrdinal( hModule, name ); if (!(ret = NE_GetEntryPoint( hModule, ordinal ))) { WARN( module, "%s not found\n", name ); assert( FALSE ); } } return ret; } /********************************************************************** * MODULE_FindModule32 * * Find a (loaded) win32 module depending on path * The handling of '.' is a bit weird, but we need it that way, * for sometimes the programs use '.exe' and '.dll' and * this is the only way to differentiate. (mainly hypertrm.exe) * * RETURNS * the module handle if found * 0 if not */ HMODULE32 MODULE_FindModule32( PDB32* process, /* [in] process in which to find the library */ LPCSTR path /* [in] pathname of module/library to be found */ ) { LPSTR filename; LPSTR dotptr; WINE_MODREF *wm; if (!process) return 0; if (!(filename = strrchr( path, '\\' ))) filename = HEAP_strdupA(process->heap,0,path); else filename = HEAP_strdupA(process->heap,0,filename+1); dotptr=strrchr(filename,'.'); for (wm=process->modref_list;wm;wm=wm->next) { LPSTR xmodname,xdotptr; assert (wm->modname); xmodname = HEAP_strdupA(process->heap,0,wm->modname); xdotptr=strrchr(xmodname,'.'); if ( (xdotptr && !dotptr) || (!xdotptr && dotptr) ) { if (dotptr) *dotptr = '\0'; if (xdotptr) *xdotptr = '\0'; } if (!strcasecmp( filename, xmodname)) { HeapFree(process->heap,0,filename); HeapFree(process->heap,0,xmodname); return wm->module; } if (dotptr) *dotptr='.'; /* FIXME: add paths, shortname */ HeapFree(process->heap,0,xmodname); } /* if that fails, try looking for the filename... */ for (wm=process->modref_list;wm;wm=wm->next) { LPSTR xlname,xdotptr; assert (wm->longname); xlname = strrchr(wm->longname,'/'); if (!xlname) xlname = wm->longname; else xlname++; xlname = HEAP_strdupA(process->heap,0,xlname); xdotptr=strrchr(xlname,'.'); if ( (xdotptr && !dotptr) || (!xdotptr && dotptr) ) { if (dotptr) *dotptr = '\0'; if (xdotptr) *xdotptr = '\0'; } if (!strcasecmp( filename, xlname)) { HeapFree(process->heap,0,filename); HeapFree(process->heap,0,xlname); return wm->module; } if (dotptr) *dotptr='.'; /* FIXME: add paths, shortname */ HeapFree(process->heap,0,xlname); } HeapFree(process->heap,0,filename); return 0; } /********************************************************************** * MODULE_Load * * Implementation of LoadModule(). * * cmd_line must contain the whole command-line, including argv[0] (and * without a preceding length byte). * If cmd_line is NULL, the module is loaded as a library even if it is a .exe */ HINSTANCE16 MODULE_Load( LPCSTR name, BOOL32 implicit, LPCSTR cmd_line, LPCSTR env, UINT32 show_cmd ) { HMODULE16 hModule; HINSTANCE16 hInstance, hPrevInstance; NE_MODULE *pModule; if (__winelib) { OFSTRUCT ofs; lstrcpyn32A( ofs.szPathName, name, sizeof(ofs.szPathName) ); if ((hModule = MODULE_CreateDummyModule( &ofs )) < 32) return hModule; pModule = (NE_MODULE *)GlobalLock16( hModule ); hInstance = NE_CreateInstance( pModule, &hPrevInstance, (cmd_line == NULL) ); } else { hInstance = NE_LoadModule( name, &hPrevInstance, implicit, (cmd_line == NULL) ); if ((hInstance == 21) && cmd_line) return PE_LoadModule( name, cmd_line, env, show_cmd ); #ifdef linux if (hInstance == 11) return MZ_LoadModule(name, cmd_line, env, show_cmd ); #endif } /* Create a task for this instance */ if (hInstance < 32) return hInstance; pModule = NE_GetPtr( hInstance ); if (cmd_line && !(pModule->flags & NE_FFLAGS_LIBMODULE)) { PDB32 *pdb; PROCESS_INFORMATION info; pModule->flags |= NE_FFLAGS_GUI; pdb = PROCESS_Create( pModule, cmd_line, env, hInstance, hPrevInstance, show_cmd, &info ); /* we don't need the handles for now */ CloseHandle( info.hThread ); CloseHandle( info.hProcess ); if (pdb && (GetNumTasks() > 1)) Yield16(); } return hInstance; } /********************************************************************** * LoadModule16 (KERNEL.45) */ HINSTANCE16 WINAPI LoadModule16( LPCSTR name, LPVOID paramBlock ) { LOADPARAMS *params; LPSTR cmd_line, new_cmd_line; UINT16 show_cmd = 0; LPCVOID env = NULL; HINSTANCE16 hInstance; if (!paramBlock || (paramBlock == (LPVOID)-1)) return LoadLibrary16( name ); params = (LOADPARAMS *)paramBlock; cmd_line = (LPSTR)PTR_SEG_TO_LIN( params->cmdLine ); /* PowerPoint passes NULL as showCmd */ if (params->showCmd) show_cmd = *((UINT16 *)PTR_SEG_TO_LIN(params->showCmd)+1); if (!cmd_line) cmd_line = ""; else if (*cmd_line) cmd_line++; /* skip the length byte */ if (!(new_cmd_line = HeapAlloc( GetProcessHeap(), 0, strlen(cmd_line) + strlen(name) + 2 ))) return 0; strcpy( new_cmd_line, name ); strcat( new_cmd_line, " " ); strcat( new_cmd_line, cmd_line ); if (params->hEnvironment) env = GlobalLock16( params->hEnvironment ); hInstance = MODULE_Load( name, FALSE, new_cmd_line, env, show_cmd ); if (params->hEnvironment) GlobalUnlock16( params->hEnvironment ); HeapFree( GetProcessHeap(), 0, new_cmd_line ); return hInstance; } /********************************************************************** * LoadModule32 (KERNEL32.499) * * FIXME * * This should get implemented via CreateProcess -- MODULE_Load * is resolutely 16-bit. */ DWORD WINAPI LoadModule32( LPCSTR name, LPVOID paramBlock ) { LOADPARAMS32 *params = (LOADPARAMS32 *)paramBlock; #if 0 STARTUPINFO st; PROCESSINFORMATION pi; st.cb = sizeof(STARTUPINFO); st.wShowWindow = p->lpCmdShow[2] ; WRONG BOOL32 ret = CreateProcess32A( name, p->lpCmdLine, NULL, NULL, FALSE, 0, p->lpEnvAddress, NULL, &st, &pi); if (!ret) { /* handle errors appropriately */ } CloseHandle32(pi.hProcess); CloseHandle32(pi.hThread); #else return MODULE_Load( name, FALSE, params->lpCmdLine, params->lpEnvAddress, *((UINT16 *)params->lpCmdShow + 1) ); #endif } /*********************************************************************** * GetModuleHandle (KERNEL32.237) */ HMODULE32 WINAPI GetModuleHandle32A(LPCSTR module) { TRACE(win32, "%s\n", module ? module : "NULL"); if (module == NULL) return PROCESS_Current()->exe_modref->module; else return MODULE_FindModule32(PROCESS_Current(),module); } HMODULE32 WINAPI GetModuleHandle32W(LPCWSTR module) { HMODULE32 hModule; LPSTR modulea = HEAP_strdupWtoA( GetProcessHeap(), 0, module ); hModule = GetModuleHandle32A( modulea ); HeapFree( GetProcessHeap(), 0, modulea ); return hModule; } /*********************************************************************** * GetModuleFileName32A (KERNEL32.235) */ DWORD WINAPI GetModuleFileName32A( HMODULE32 hModule, /* [in] module handle (32bit) */ LPSTR lpFileName, /* [out] filenamebuffer */ DWORD size /* [in] size of filenamebuffer */ ) { WINE_MODREF *wm = MODULE32_LookupHMODULE(PROCESS_Current(),hModule); if (!wm) /* can happen on start up or the like */ return 0; /* FIXME: we should probably get a real long name, but wm->longname * is currently a UNIX filename! */ lstrcpyn32A( lpFileName, wm->shortname, size ); TRACE(module, "%s\n", lpFileName ); return strlen(lpFileName); } /*********************************************************************** * GetModuleFileName32W (KERNEL32.236) */ DWORD WINAPI GetModuleFileName32W( HMODULE32 hModule, LPWSTR lpFileName, DWORD size ) { LPSTR fnA = (char*)HeapAlloc( GetProcessHeap(), 0, size ); DWORD res = GetModuleFileName32A( hModule, fnA, size ); lstrcpynAtoW( lpFileName, fnA, size ); HeapFree( GetProcessHeap(), 0, fnA ); return res; } /*********************************************************************** * LoadLibraryEx32W (KERNEL.513) * FIXME */ HMODULE32 WINAPI LoadLibraryEx32W16( LPCSTR libname, HANDLE16 hf, DWORD flags ) { TRACE(module,"(%s,%d,%08lx)\n",libname,hf,flags); return LoadLibraryEx32A(libname, hf,flags); } /*********************************************************************** * LoadLibraryEx32A (KERNEL32) */ HMODULE32 WINAPI LoadLibraryEx32A(LPCSTR libname,HFILE32 hfile,DWORD flags) { HMODULE32 hmod; hmod = PE_LoadLibraryEx32A(libname,PROCESS_Current(),hfile,flags); if (hmod < 32) { char buffer[256]; strcpy( buffer, libname ); strcat( buffer, ".dll" ); hmod = PE_LoadLibraryEx32A(buffer,PROCESS_Current(),hfile,flags); } /* initialize all DLLs, which haven't been initialized yet. */ if (hmod >= 32) PE_InitializeDLLs( PROCESS_Current(), DLL_PROCESS_ATTACH, NULL); return hmod; } /*********************************************************************** * LoadLibraryA (KERNEL32) */ HMODULE32 WINAPI LoadLibrary32A(LPCSTR libname) { return LoadLibraryEx32A(libname,0,0); } /*********************************************************************** * LoadLibraryW (KERNEL32) */ HMODULE32 WINAPI LoadLibrary32W(LPCWSTR libnameW) { return LoadLibraryEx32W(libnameW,0,0); } /*********************************************************************** * LoadLibraryExW (KERNEL32) */ HMODULE32 WINAPI LoadLibraryEx32W(LPCWSTR libnameW,HFILE32 hfile,DWORD flags) { LPSTR libnameA = HEAP_strdupWtoA( GetProcessHeap(), 0, libnameW ); HMODULE32 ret = LoadLibraryEx32A( libnameA , hfile, flags ); HeapFree( GetProcessHeap(), 0, libnameA ); return ret; } /*********************************************************************** * FreeLibrary */ BOOL32 WINAPI FreeLibrary32(HINSTANCE32 hLibModule) { FIXME(module,"(%08x): stub\n", hLibModule); return TRUE; /* FIXME */ } /*********************************************************************** * PrivateLoadLibrary (KERNEL32) * * FIXME: rough guesswork, don't know what "Private" means */ HINSTANCE32 WINAPI PrivateLoadLibrary(LPCSTR libname) { return (HINSTANCE32)LoadLibrary16(libname); } /*********************************************************************** * PrivateFreeLibrary (KERNEL32) * * FIXME: rough guesswork, don't know what "Private" means */ void WINAPI PrivateFreeLibrary(HINSTANCE32 handle) { FreeLibrary16((HINSTANCE16)handle); } /*********************************************************************** * WinExec16 (KERNEL.166) */ HINSTANCE16 WINAPI WinExec16( LPCSTR lpCmdLine, UINT16 nCmdShow ) { return WinExec32( lpCmdLine, nCmdShow ); } /*********************************************************************** * WinExec32 (KERNEL32.566) */ HINSTANCE32 WINAPI WinExec32( LPCSTR lpCmdLine, UINT32 nCmdShow ) { HINSTANCE32 handle = 2; char *p, filename[256]; static int use_load_module = 1; int spacelimit = 0, exhausted = 0; if (!lpCmdLine) return 2; /* File not found */ /* Keep trying to load a file by trying different filenames; e.g., for the cmdline "abcd efg hij", try "abcd" with args "efg hij", then "abcd efg" with arg "hij", and finally "abcd efg hij" with no args */ while(!exhausted && handle == 2) { int spacecount = 0; /* Build the filename and command-line */ lstrcpyn32A(filename, lpCmdLine, sizeof(filename) - 4 /* for extension */); /* Keep grabbing characters until end-of-string, tab, or until the number of spaces is greater than the spacelimit */ for (p = filename; ; p++) { if(*p == ' ') { ++spacecount; if(spacecount > spacelimit) { ++spacelimit; break; } } if(*p == '\0' || *p == '\t') { exhausted = 1; break; } } *p = '\0'; /* Now load the executable file */ if (use_load_module) { /* Winelib: Use LoadModule() only for the program itself */ if (__winelib) use_load_module = 0; handle = MODULE_Load( filename, FALSE, lpCmdLine, NULL, nCmdShow ); if (handle == 2) /* file not found */ { /* Check that the original file name did not have a suffix */ p = strrchr(filename, '.'); /* if there is a '.', check if either \ OR / follow */ if (!p || strchr(p, '/') || strchr(p, '\\')) { p = filename + strlen(filename); strcpy( p, ".exe" ); handle = MODULE_Load( filename, FALSE, lpCmdLine, NULL, nCmdShow ); *p = '\0'; /* Remove extension */ } } } else handle = 2; /* file not found */ if (handle < 32) { /* Try to start it as a unix program */ if (!fork()) { /* Child process */ DOS_FULL_NAME full_name; const char *unixfilename = NULL; const char *argv[256], **argptr; int iconic = (nCmdShow == SW_SHOWMINIMIZED || nCmdShow == SW_SHOWMINNOACTIVE); THREAD_InitDone = FALSE; /* we didn't init this process */ /* get unixfilename */ if (strchr(filename, '/') || strchr(filename, ':') || strchr(filename, '\\')) { if (DOSFS_GetFullName( filename, TRUE, &full_name )) unixfilename = full_name.long_name; } else unixfilename = filename; if (unixfilename) { /* build argv */ argptr = argv; if (iconic) *argptr++ = "-iconic"; *argptr++ = unixfilename; p = strdup(lpCmdLine); while (1) { while (*p && (*p == ' ' || *p == '\t')) *p++ = '\0'; if (!*p) break; *argptr++ = p; while (*p && *p != ' ' && *p != '\t') p++; } *argptr++ = 0; /* Execute */ execvp(argv[0], (char**)argv); } /* Failed ! */ if (__winelib) { /* build argv */ argptr = argv; *argptr++ = "wine"; if (iconic) *argptr++ = "-iconic"; *argptr++ = lpCmdLine; *argptr++ = 0; /* Execute */ execvp(argv[0] , (char**)argv); /* Failed ! */ MSG("WinExec: can't exec 'wine %s'\n", lpCmdLine); } exit(1); } } } /* while (!exhausted && handle < 32) */ return handle; } /*********************************************************************** * WIN32_GetProcAddress16 (KERNEL32.36) * Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func) */ FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE32 hModule, LPCSTR name ) { WORD ordinal; FARPROC16 ret; if (!hModule) { WARN(module,"hModule may not be 0!\n"); return (FARPROC16)0; } if (HIWORD(hModule)) { WARN( module, "hModule is Win32 handle (%08x)\n", hModule ); return (FARPROC16)0; } hModule = GetExePtr( hModule ); if (HIWORD(name)) { ordinal = NE_GetOrdinal( hModule, name ); TRACE(module, "%04x '%s'\n", hModule, name ); } else { ordinal = LOWORD(name); TRACE(module, "%04x %04x\n", hModule, ordinal ); } if (!ordinal) return (FARPROC16)0; ret = NE_GetEntryPoint( hModule, ordinal ); TRACE(module,"returning %08x\n",(UINT32)ret); return ret; } /*********************************************************************** * GetProcAddress16 (KERNEL.50) */ FARPROC16 WINAPI GetProcAddress16( HMODULE16 hModule, SEGPTR name ) { WORD ordinal; FARPROC16 ret; if (!hModule) hModule = GetCurrentTask(); hModule = GetExePtr( hModule ); if (HIWORD(name) != 0) { ordinal = NE_GetOrdinal( hModule, (LPSTR)PTR_SEG_TO_LIN(name) ); TRACE(module, "%04x '%s'\n", hModule, (LPSTR)PTR_SEG_TO_LIN(name) ); } else { ordinal = LOWORD(name); TRACE(module, "%04x %04x\n", hModule, ordinal ); } if (!ordinal) return (FARPROC16)0; ret = NE_GetEntryPoint( hModule, ordinal ); TRACE(module, "returning %08x\n", (UINT32)ret ); return ret; } /*********************************************************************** * GetProcAddress32 (KERNEL32.257) */ FARPROC32 WINAPI GetProcAddress32( HMODULE32 hModule, LPCSTR function ) { return MODULE_GetProcAddress32( PROCESS_Current(), hModule, function ); } /*********************************************************************** * MODULE_GetProcAddress32 (internal) */ FARPROC32 MODULE_GetProcAddress32( PDB32 *process, /* [in] process context */ HMODULE32 hModule, /* [in] current module handle */ LPCSTR function ) /* [in] function to be looked up */ { WINE_MODREF *wm = MODULE32_LookupHMODULE(process,hModule); if (HIWORD(function)) TRACE(win32,"(%08lx,%s)\n",(DWORD)hModule,function); else TRACE(win32,"(%08lx,%p)\n",(DWORD)hModule,function); if (!wm) return (FARPROC32)0; switch (wm->type) { case MODULE32_PE: return PE_FindExportedFunction( process, wm, function); default: ERR(module,"wine_modref type %d not handled.\n",wm->type); return (FARPROC32)0; } } /*********************************************************************** * RtlImageNtHeaders (NTDLL) */ LPIMAGE_NT_HEADERS WINAPI RtlImageNtHeader(HMODULE32 hModule) { /* basically: * return hModule+(((IMAGE_DOS_HEADER*)hModule)->e_lfanew); * but we could get HMODULE16 or the like (think builtin modules) */ WINE_MODREF *wm = MODULE32_LookupHMODULE( PROCESS_Current(), hModule ); if (!wm || (wm->type != MODULE32_PE)) return (LPIMAGE_NT_HEADERS)0; return PE_HEADER(wm->module); }