loader/module.c

   1 /*
   2  * Modules
   3  *
   4  * Copyright 1995 Alexandre Julliard
   5  */
   6
   7 #include <assert.h>
   8 #include <fcntl.h>
   9 #include <stdlib.h>
  10 #include <string.h>
  11 #include <sys/types.h>
  12 #include <unistd.h>
  13 #include "wine/winuser16.h"
  14 #include "wine/winbase16.h"
  15 #include "winerror.h"
  16 #include "class.h"
  17 #include "file.h"
  18 #include "global.h"
  19 #include "heap.h"
  20 #include "module.h"
  21 #include "neexe.h"
  22 #include "pe_image.h"
  23 #include "dosexe.h"
  24 #include "process.h"
  25 #include "thread.h"
  26 #include "selectors.h"
  27 #include "stackframe.h"
  28 #include "task.h"
  29 #include "debug.h"
  30 #include "callback.h"
  31
  32 extern BOOL32 THREAD_InitDone;
  33
  34
  35 /*************************************************************************
  36  *              MODULE32_LookupHMODULE
  37  * looks for the referenced HMODULE in the current process
  38  */
  39 WINE_MODREF*
  40 MODULE32_LookupHMODULE(PDB32 *process,HMODULE32 hmod) {
  41     WINE_MODREF *wm;
  42
  43     if (!hmod)
  44         return process->exe_modref;
  45     if (!HIWORD(hmod)) {
  46         ERR(module,"tried to lookup 0x%04x in win32 module handler!\n",hmod);
  47         return NULL;
  48     }
  49     for (wm = process->modref_list;wm;wm=wm->next)
  50         if (wm->module == hmod)
  51             return wm;
  52     return NULL;
  53 }
  54
  55 /*************************************************************************
  56  *              MODULE_InitializeDLLs
  57  *
  58  * Call the initialization routines of all DLLs belonging to the
  59  * current process. This is somewhat complicated due to the fact that
  60  *
  61  * - we have to respect the module dependencies, i.e. modules implicitly
  62  *   referenced by another module have to be initialized before the module
  63  *   itself can be initialized
  64  *
  65  * - the initialization routine of a DLL can itself call LoadLibrary,
  66  *   thereby introducing a whole new set of dependencies (even involving
  67  *   the 'old' modules) at any time during the whole process
  68  *
  69  * (Note that this routine can be recursively entered not only directly
  70  *  from itself, but also via LoadLibrary from one of the called initialization
  71  *  routines.)
  72  */
  73 static void MODULE_DoInitializeDLLs( PDB32 *process, WINE_MODREF *wm,
  74                                      DWORD type, LPVOID lpReserved )
  75 {
  76     int i;
  77
  78     assert( wm && !wm->initDone );
  79     TRACE( module, "(%p,%08x,%ld,%p) - START\n",
  80            process, wm->module, type, lpReserved );
  81
  82     /* Tag current MODREF to prevent recursive loop */
  83     wm->initDone = TRUE;
  84
  85     /* Recursively initialize all child DLLs */
  86     for ( i = 0; i < wm->nDeps; i++ )
  87         if ( wm->deps[i] && !wm->deps[i]->initDone )
  88             MODULE_DoInitializeDLLs( process,
  89                                      wm->deps[i], type, lpReserved );
  90
  91     /* Now we can call the initialization routine */
  92     switch ( wm->type )
  93     {
  94     case MODULE32_PE:
  95         PE_InitDLL( wm, type, lpReserved );
  96         break;
  97
  98     case MODULE32_ELF:
  99         /* no need to do that, dlopen() already does */
 100         break;
 101     default:
 102         ERR(module, "wine_modref type %d not handled.\n", wm->type);
 103         break;
 104     }
 105
 106     TRACE( module, "(%p,%08x,%ld,%p) - END\n",
 107            process, wm->module, type, lpReserved );
 108 }
 109
 110 void MODULE_InitializeDLLs( PDB32 *process, HMODULE32 root,
 111                             DWORD type, LPVOID lpReserved )
 112 {
 113     BOOL32 inProgress = FALSE;
 114     WINE_MODREF *wm;
 115
 116     /* Grab the process critical section to protect the recursion flags */
 117     /* FIXME: This is probably overkill! */
 118     EnterCriticalSection( &process->crit_section );
 119
 120     TRACE( module, "(%p,%08x,%ld,%p) - START\n", process, root, type, lpReserved );
 121
 122     /* First, check whether initialization is currently in progress */
 123     for ( wm = process->modref_list; wm; wm = wm->next )
 124         if ( wm->initDone )
 125         {
 126             inProgress = TRUE;
 127             break;
 128         }
 129
 130     if ( inProgress )
 131     {
 132         /*
 133          * If this a LoadLibrary call from within an initialization routine,
 134          * treat it analogously to an implicitly referenced DLL.
 135          * Anything else may not happen at this point!
 136          */
 137         if ( root )
 138         {
 139             wm = MODULE32_LookupHMODULE( process, root );
 140             if ( wm && !wm->initDone )
 141                 MODULE_DoInitializeDLLs( process, wm, type, lpReserved );
 142         }
 143         else
 144             FIXME(module, "Invalid recursion!\n");
 145     }
 146     else
 147     {
 148         /* If we arrive here, this is the start of an initialization run */
 149         if ( !root )
 150         {
 151             /* If called for main EXE, initialize all DLLs */
 152             for ( wm = process->modref_list; wm; wm = wm->next )
 153                 if ( !wm->initDone )
 154                     MODULE_DoInitializeDLLs( process, wm, type, lpReserved );
 155         }
 156         else
 157         {
 158             /* If called for a specific DLL, initialize only it and its children */
 159             wm = MODULE32_LookupHMODULE( process, root );
 160             if (wm) MODULE_DoInitializeDLLs( process, wm, type, lpReserved );
 161         }
 162
 163         /* We're finished, so we reset all recursion flags */
 164         for ( wm = process->modref_list; wm; wm = wm->next )
 165             wm->initDone = FALSE;
 166     }
 167
 168     TRACE( module, "(%p,%08x,%ld,%p) - END\n", process, root, type, lpReserved );
 169
 170     /* Release critical section */
 171     LeaveCriticalSection( &process->crit_section );
 172 }
 173
 174
 175 /***********************************************************************
 176  *           MODULE_CreateDummyModule
 177  *
 178  * Create a dummy NE module for Win32 or Winelib.
 179  */
 180 HMODULE32 MODULE_CreateDummyModule( const OFSTRUCT *ofs, LPCSTR modName )
 181 {
 182     HMODULE32 hModule;
 183     NE_MODULE *pModule;
 184     SEGTABLEENTRY *pSegment;
 185     char *pStr,*s;
 186     int len;
 187     const char* basename;
 188
 189     INT32 of_size = sizeof(OFSTRUCT) - sizeof(ofs->szPathName)
 190                     + strlen(ofs->szPathName) + 1;
 191     INT32 size = sizeof(NE_MODULE) +
 192                  /* loaded file info */
 193                  of_size +
 194                  /* segment table: DS,CS */
 195                  2 * sizeof(SEGTABLEENTRY) +
 196                  /* name table */
 197                  9 +
 198                  /* several empty tables */
 199                  8;
 200
 201     hModule = GlobalAlloc16( GMEM_MOVEABLE | GMEM_ZEROINIT, size );
 202     if (!hModule) return (HMODULE32)11;  /* invalid exe */
 203
 204     FarSetOwner( hModule, hModule );
 205     pModule = (NE_MODULE *)GlobalLock16( hModule );
 206
 207     /* Set all used entries */
 208     pModule->magic            = IMAGE_OS2_SIGNATURE;
 209     pModule->count            = 1;
 210     pModule->next             = 0;
 211     pModule->flags            = 0;
 212     pModule->dgroup           = 1;
 213     pModule->ss               = 1;
 214     pModule->cs               = 2;
 215     pModule->heap_size        = 0xe000;
 216     pModule->stack_size       = 0x1000;
 217     pModule->seg_count        = 2;
 218     pModule->modref_count     = 0;
 219     pModule->nrname_size      = 0;
 220     pModule->fileinfo         = sizeof(NE_MODULE);
 221     pModule->os_flags         = NE_OSFLAGS_WINDOWS;
 222     pModule->expected_version = 0x030a;
 223     pModule->self             = hModule;
 224
 225     /* Set loaded file information */
 226     memcpy( pModule + 1, ofs, of_size );
 227     ((OFSTRUCT *)(pModule+1))->cBytes = of_size - 1;
 228
 229     pSegment = (SEGTABLEENTRY*)((char*)(pModule + 1) + of_size);
 230     pModule->seg_table = pModule->dgroup_entry = (int)pSegment - (int)pModule;
 231     /* Data segment */
 232     pSegment->size    = 0;
 233     pSegment->flags   = NE_SEGFLAGS_DATA;
 234     pSegment->minsize = 0x1000;
 235     pSegment++;
 236     /* Code segment */
 237     pSegment->flags   = 0;
 238     pSegment++;
 239
 240     /* Module name */
 241     pStr = (char *)pSegment;
 242     pModule->name_table = (int)pStr - (int)pModule;
 243     if ( modName )
 244         basename = modName;
 245     else
 246     {
 247         basename = strrchr(ofs->szPathName,'\\');
 248         if (!basename) basename = ofs->szPathName;
 249         else basename++;
 250     }
 251     len = strlen(basename);
 252     if ((s = strchr(basename,'.'))) len = s - basename;
 253     if (len > 8) len = 8;
 254     *pStr = len;
 255     strncpy( pStr+1, basename, len );
 256     if (len < 8) pStr[len+1] = 0;
 257     pStr += 9;
 258
 259     /* All tables zero terminated */
 260     pModule->res_table = pModule->import_table = pModule->entry_table =
 261                 (int)pStr - (int)pModule;
 262
 263     NE_RegisterModule( pModule );
 264     return hModule;
 265 }
 266
 267
 268 /***********************************************************************
 269  *           MODULE_GetWndProcEntry16  (not a Windows API function)
 270  *
 271  * Return an entry point from the WPROCS dll.
 272  */
 273 FARPROC16 MODULE_GetWndProcEntry16( LPCSTR name )
 274 {
 275     FARPROC16 ret = NULL;
 276
 277     if (__winelib)
 278     {
 279         /* FIXME: hack for Winelib */
 280         extern LRESULT ColorDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 281         extern LRESULT FileOpenDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 282         extern LRESULT FileSaveDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 283         extern LRESULT FindTextDlgProc16(HWND16,UINT16,WPARAM16,LPARAM);
 284         extern LRESULT PrintDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 285         extern LRESULT PrintSetupDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 286         extern LRESULT ReplaceTextDlgProc16(HWND16,UINT16,WPARAM16,LPARAM);
 287
 288         if (!strcmp(name,"ColorDlgProc"))
 289             return (FARPROC16)ColorDlgProc;
 290         if (!strcmp(name,"FileOpenDlgProc"))
 291             return (FARPROC16)FileOpenDlgProc;
 292         if (!strcmp(name,"FileSaveDlgProc"))
 293             return (FARPROC16)FileSaveDlgProc;
 294         if (!strcmp(name,"FindTextDlgProc"))
 295             return (FARPROC16)FindTextDlgProc16;
 296         if (!strcmp(name,"PrintDlgProc"))
 297             return (FARPROC16)PrintDlgProc;
 298         if (!strcmp(name,"PrintSetupDlgProc"))
 299             return (FARPROC16)PrintSetupDlgProc;
 300         if (!strcmp(name,"ReplaceTextDlgProc"))
 301             return (FARPROC16)ReplaceTextDlgProc16;
 302         if (!strcmp(name,"DefResourceHandler"))
 303             return (FARPROC16)NE_DefResourceHandler;
 304         if (!strcmp(name,"LoadDIBIconHandler"))
 305             return (FARPROC16)LoadDIBIconHandler;
 306         if (!strcmp(name,"LoadDIBCursorHandler"))
 307             return (FARPROC16)LoadDIBCursorHandler;
 308         FIXME(module,"No mapping for %s(), add one in library/miscstubs.c\n",name);
 309         assert( FALSE );
 310         return NULL;
 311     }
 312     else
 313     {
 314         WORD ordinal;
 315         static HMODULE32 hModule = 0;
 316
 317         if (!hModule) hModule = GetModuleHandle16( "WPROCS" );
 318         ordinal = NE_GetOrdinal( hModule, name );
 319         if (!(ret = NE_GetEntryPoint( hModule, ordinal )))
 320         {
 321             WARN( module, "%s not found\n", name );
 322             assert( FALSE );
 323         }
 324     }
 325     return ret;
 326 }
 327
 328
 329 /**********************************************************************
 330  *          MODULE_FindModule32
 331  *
 332  * Find a (loaded) win32 module depending on path
 333  * The handling of '.' is a bit weird, but we need it that way,
 334  * for sometimes the programs use '<name>.exe' and '<name>.dll' and
 335  * this is the only way to differentiate. (mainly hypertrm.exe)
 336  *
 337  * RETURNS
 338  *      the module handle if found
 339  *      0 if not
 340  */
 341 HMODULE32 MODULE_FindModule32(
 342         PDB32* process, /* [in] process in which to find the library */
 343         LPCSTR path     /* [in] pathname of module/library to be found */
 344 ) {
 345     LPSTR       filename;
 346     LPSTR       dotptr;
 347     WINE_MODREF *wm;
 348
 349     if (!process)
 350         return 0;
 351     if (!(filename = strrchr( path, '\\' )))
 352         filename = HEAP_strdupA(process->heap,0,path);
 353     else
 354         filename = HEAP_strdupA(process->heap,0,filename+1);
 355     dotptr=strrchr(filename,'.');
 356
 357     for (wm=process->modref_list;wm;wm=wm->next) {
 358         LPSTR   xmodname,xdotptr;
 359
 360         assert (wm->modname);
 361         xmodname = HEAP_strdupA(process->heap,0,wm->modname);
 362         xdotptr=strrchr(xmodname,'.');
 363         if (    (xdotptr && !dotptr) ||
 364                 (!xdotptr && dotptr)
 365         ) {
 366             if (dotptr) *dotptr         = '\0';
 367             if (xdotptr) *xdotptr       = '\0';
 368         }
 369         if (!strcasecmp( filename, xmodname)) {
 370             HeapFree(process->heap,0,filename);
 371             HeapFree(process->heap,0,xmodname);
 372             return wm->module;
 373         }
 374         if (dotptr) *dotptr='.';
 375         /* FIXME: add paths, shortname */
 376         HeapFree(process->heap,0,xmodname);
 377     }
 378     /* if that fails, try looking for the filename... */
 379     for (wm=process->modref_list;wm;wm=wm->next) {
 380         LPSTR   xlname,xdotptr;
 381
 382         assert (wm->longname);
 383         xlname = strrchr(wm->longname,'\\');
 384         if (!xlname)
 385             xlname = wm->longname;
 386         else
 387             xlname++;
 388         xlname = HEAP_strdupA(process->heap,0,xlname);
 389         xdotptr=strrchr(xlname,'.');
 390         if (    (xdotptr && !dotptr) ||
 391                 (!xdotptr && dotptr)
 392         ) {
 393             if (dotptr) *dotptr         = '\0';
 394             if (xdotptr) *xdotptr       = '\0';
 395         }
 396         if (!strcasecmp( filename, xlname)) {
 397             HeapFree(process->heap,0,filename);
 398             HeapFree(process->heap,0,xlname);
 399             return wm->module;
 400         }
 401         if (dotptr) *dotptr='.';
 402         /* FIXME: add paths, shortname */
 403         HeapFree(process->heap,0,xlname);
 404     }
 405     HeapFree(process->heap,0,filename);
 406     return 0;
 407 }
 408
 409
 410
 411 /**********************************************************************
 412  *          NE_CreateProcess
 413  */
 414 static HINSTANCE16 NE_CreateProcess( LPCSTR name, LPCSTR cmd_line, LPCSTR env,
 415                                      BOOL32 inherit, LPSTARTUPINFO32A startup,
 416                                      LPPROCESS_INFORMATION info )
 417 {
 418     HINSTANCE16 hInstance, hPrevInstance;
 419     NE_MODULE *pModule;
 420
 421     /* Load module */
 422
 423     hInstance = NE_LoadModule( name, &hPrevInstance, TRUE, FALSE );
 424     if (hInstance < 32) return hInstance;
 425
 426     if (   !(pModule = NE_GetPtr(hInstance))
 427         ||  (pModule->flags & NE_FFLAGS_LIBMODULE))
 428     {
 429         /* FIXME: cleanup */
 430         return 11;
 431     }
 432
 433     /* Create a task for this instance */
 434
 435     pModule->flags |= NE_FFLAGS_GUI;  /* FIXME: is this necessary? */
 436
 437     PROCESS_Create( pModule, cmd_line, env, hInstance,
 438                     hPrevInstance, inherit, startup, info );
 439
 440     return hInstance;
 441 }
 442
 443
 444 /**********************************************************************
 445  *          LoadModule16    (KERNEL.45)
 446  */
 447 HINSTANCE16 WINAPI LoadModule16( LPCSTR name, LPVOID paramBlock )
 448 {
 449     LOADPARAMS *params;
 450     LPSTR cmd_line, new_cmd_line;
 451     LPCVOID env = NULL;
 452     STARTUPINFO32A startup;
 453     PROCESS_INFORMATION info;
 454     HINSTANCE16 hInstance, hPrevInstance;
 455     NE_MODULE *pModule;
 456     PDB32 *pdb;
 457
 458     /* Load module */
 459
 460     if (!paramBlock || (paramBlock == (LPVOID)-1))
 461         return LoadLibrary16( name );
 462
 463     hInstance = NE_LoadModule( name, &hPrevInstance, FALSE, FALSE );
 464     if (   hInstance < 32 || !(pModule = NE_GetPtr(hInstance))
 465         || (pModule->flags & NE_FFLAGS_LIBMODULE))
 466         return hInstance;
 467
 468     /* Create a task for this instance */
 469
 470     pModule->flags |= NE_FFLAGS_GUI;  /* FIXME: is this necessary? */
 471
 472     params = (LOADPARAMS *)paramBlock;
 473     cmd_line = (LPSTR)PTR_SEG_TO_LIN( params->cmdLine );
 474     if (!cmd_line) cmd_line = "";
 475     else if (*cmd_line) cmd_line++;  /* skip the length byte */
 476
 477     if (!(new_cmd_line = HeapAlloc( GetProcessHeap(), 0,
 478                                     strlen(cmd_line)+strlen(name)+2 )))
 479         return 0;
 480     strcpy( new_cmd_line, name );
 481     strcat( new_cmd_line, " " );
 482     strcat( new_cmd_line, cmd_line );
 483
 484     if (params->hEnvironment) env = GlobalLock16( params->hEnvironment );
 485
 486     memset( &info, '\0', sizeof(info) );
 487     memset( &startup, '\0', sizeof(startup) );
 488     startup.cb = sizeof(startup);
 489     if (params->showCmd)
 490     {
 491         startup.dwFlags = STARTF_USESHOWWINDOW;
 492         startup.wShowWindow = ((UINT16 *)PTR_SEG_TO_LIN(params->showCmd))[1];
 493     }
 494
 495     pdb = PROCESS_Create( pModule, new_cmd_line, env,
 496                           hInstance, hPrevInstance, TRUE, &startup, &info );
 497
 498     CloseHandle( info.hThread );
 499     CloseHandle( info.hProcess );
 500
 501     if (params->hEnvironment) GlobalUnlock16( params->hEnvironment );
 502     HeapFree( GetProcessHeap(), 0, new_cmd_line );
 503
 504     /* Start task */
 505
 506     if (pdb) TASK_StartTask( pdb->task );
 507
 508     return hInstance;
 509 }
 510
 511 /**********************************************************************
 512  *          LoadModule32    (KERNEL32.499)
 513  */
 514 HINSTANCE32 WINAPI LoadModule32( LPCSTR name, LPVOID paramBlock )
 515 {
 516     LOADPARAMS32 *params = (LOADPARAMS32 *)paramBlock;
 517     PROCESS_INFORMATION info;
 518     STARTUPINFO32A startup;
 519     HINSTANCE32 hInstance;
 520     PDB32 *pdb;
 521     TDB *tdb;
 522
 523     memset( &startup, '\0', sizeof(startup) );
 524     startup.cb = sizeof(startup);
 525     startup.dwFlags = STARTF_USESHOWWINDOW;
 526     startup.wShowWindow = params->lpCmdShow? params->lpCmdShow[1] : 0;
 527
 528     if (!CreateProcess32A( name, params->lpCmdLine,
 529                            NULL, NULL, FALSE, 0, params->lpEnvAddress,
 530                            NULL, &startup, &info ))
 531         return GetLastError();  /* guaranteed to be < 32 */
 532
 533     /* Get 16-bit hInstance/hTask from process */
 534     pdb = PROCESS_IdToPDB( info.dwProcessId );
 535     tdb = pdb? (TDB *)GlobalLock16( pdb->task ) : NULL;
 536     hInstance = tdb && tdb->hInstance? tdb->hInstance : pdb? pdb->task : 0;
 537
 538     /* Close off the handles */
 539     CloseHandle( info.hThread );
 540     CloseHandle( info.hProcess );
 541
 542     return hInstance;
 543 }
 544
 545 /**********************************************************************
 546  *       CreateProcess32A          (KERNEL32.171)
 547  */
 548 BOOL32 WINAPI CreateProcess32A( LPCSTR lpApplicationName, LPSTR lpCommandLine,
 549                                 LPSECURITY_ATTRIBUTES lpProcessAttributes,
 550                                 LPSECURITY_ATTRIBUTES lpThreadAttributes,
 551                                 BOOL32 bInheritHandles, DWORD dwCreationFlags,
 552                                 LPVOID lpEnvironment, LPCSTR lpCurrentDirectory,
 553                                 LPSTARTUPINFO32A lpStartupInfo,
 554                                 LPPROCESS_INFORMATION lpProcessInfo )
 555 {
 556     HINSTANCE16 hInstance;
 557     LPCSTR cmdline;
 558     PDB32 *pdb;
 559     char name[256];
 560
 561     /* Get name and command line */
 562
 563     if (!lpApplicationName && !lpCommandLine)
 564     {
 565         SetLastError( ERROR_FILE_NOT_FOUND );
 566         return FALSE;
 567     }
 568
 569     cmdline = lpCommandLine? lpCommandLine : lpApplicationName;
 570
 571     if (lpApplicationName)
 572         lstrcpyn32A(name, lpApplicationName, sizeof(name) - 4);
 573     else {
 574         char    *ptr;
 575         int     len;
 576
 577         /* Take care off .exes with spaces in their names */
 578         ptr = strchr(lpCommandLine, ' ');
 579         do {
 580             len = (ptr? ptr-lpCommandLine : strlen(lpCommandLine)) + 1;
 581             if (len > sizeof(name) - 4) len = sizeof(name) - 4;
 582             lstrcpyn32A(name, lpCommandLine, len);
 583             if (!strchr(name, '\\') && !strchr(name, '.'))
 584                 strcat(name, ".exe");
 585             if (GetFileAttributes32A(name)!=-1)
 586                 break;
 587             /* if there is a space and no file found yet, include the word
 588              * up to the next space too. If there is no next space, just
 589              * use the first word.
 590              */
 591             if (ptr) {
 592                 ptr = strchr(ptr+1, ' ');
 593             } else {
 594                 ptr = strchr(lpCommandLine, ' ');
 595                 len = (ptr? ptr-lpCommandLine : strlen(lpCommandLine)) + 1;
 596                 if (len > sizeof(name) - 4) len = sizeof(name) - 4;
 597                 lstrcpyn32A(name, lpCommandLine, len);
 598                 break;
 599             }
 600         } while (1);
 601     }
 602
 603     if (!strchr(name, '\\') && !strchr(name, '.'))
 604         strcat(name, ".exe");
 605
 606
 607     /* Warn if unsupported features are used */
 608
 609     if (lpProcessAttributes)
 610         FIXME(module, "(%s,...): lpProcessAttributes ignored\n", name);
 611     if (lpThreadAttributes)
 612         FIXME(module, "(%s,...): lpThreadAttributes ignored\n", name);
 613     if (dwCreationFlags & DEBUG_PROCESS)
 614         FIXME(module, "(%s,...): DEBUG_PROCESS ignored\n", name);
 615     if (dwCreationFlags & DEBUG_ONLY_THIS_PROCESS)
 616         FIXME(module, "(%s,...): DEBUG_ONLY_THIS_PROCESS ignored\n", name);
 617     if (dwCreationFlags & CREATE_SUSPENDED)
 618         FIXME(module, "(%s,...): CREATE_SUSPENDED ignored\n", name);
 619     if (dwCreationFlags & DETACHED_PROCESS)
 620         FIXME(module, "(%s,...): DETACHED_PROCESS ignored\n", name);
 621     if (dwCreationFlags & CREATE_NEW_CONSOLE)
 622         FIXME(module, "(%s,...): CREATE_NEW_CONSOLE ignored\n", name);
 623     if (dwCreationFlags & NORMAL_PRIORITY_CLASS)
 624         FIXME(module, "(%s,...): NORMAL_PRIORITY_CLASS ignored\n", name);
 625     if (dwCreationFlags & IDLE_PRIORITY_CLASS)
 626         FIXME(module, "(%s,...): IDLE_PRIORITY_CLASS ignored\n", name);
 627     if (dwCreationFlags & HIGH_PRIORITY_CLASS)
 628         FIXME(module, "(%s,...): HIGH_PRIORITY_CLASS ignored\n", name);
 629     if (dwCreationFlags & REALTIME_PRIORITY_CLASS)
 630         FIXME(module, "(%s,...): REALTIME_PRIORITY_CLASS ignored\n", name);
 631     if (dwCreationFlags & CREATE_NEW_PROCESS_GROUP)
 632         FIXME(module, "(%s,...): CREATE_NEW_PROCESS_GROUP ignored\n", name);
 633     if (dwCreationFlags & CREATE_UNICODE_ENVIRONMENT)
 634         FIXME(module, "(%s,...): CREATE_UNICODE_ENVIRONMENT ignored\n", name);
 635     if (dwCreationFlags & CREATE_SEPARATE_WOW_VDM)
 636         FIXME(module, "(%s,...): CREATE_SEPARATE_WOW_VDM ignored\n", name);
 637     if (dwCreationFlags & CREATE_SHARED_WOW_VDM)
 638         FIXME(module, "(%s,...): CREATE_SHARED_WOW_VDM ignored\n", name);
 639     if (dwCreationFlags & CREATE_DEFAULT_ERROR_MODE)
 640         FIXME(module, "(%s,...): CREATE_DEFAULT_ERROR_MODE ignored\n", name);
 641     if (dwCreationFlags & CREATE_NO_WINDOW)
 642         FIXME(module, "(%s,...): CREATE_NO_WINDOW ignored\n", name);
 643     if (dwCreationFlags & PROFILE_USER)
 644         FIXME(module, "(%s,...): PROFILE_USER ignored\n", name);
 645     if (dwCreationFlags & PROFILE_KERNEL)
 646         FIXME(module, "(%s,...): PROFILE_KERNEL ignored\n", name);
 647     if (dwCreationFlags & PROFILE_SERVER)
 648         FIXME(module, "(%s,...): PROFILE_SERVER ignored\n", name);
 649     if (lpCurrentDirectory)
 650         FIXME(module, "(%s,...): lpCurrentDirectory %s ignored\n",
 651                       name, lpCurrentDirectory);
 652     if (lpStartupInfo->lpDesktop)
 653         FIXME(module, "(%s,...): lpStartupInfo->lpDesktop %s ignored\n",
 654                       name, lpStartupInfo->lpDesktop);
 655     if (lpStartupInfo->lpTitle)
 656         FIXME(module, "(%s,...): lpStartupInfo->lpTitle %s ignored\n",
 657                       name, lpStartupInfo->lpTitle);
 658     if (lpStartupInfo->dwFlags & STARTF_USECOUNTCHARS)
 659         FIXME(module, "(%s,...): STARTF_USECOUNTCHARS (%ld,%ld) ignored\n",
 660                       name, lpStartupInfo->dwXCountChars, lpStartupInfo->dwYCountChars);
 661     if (lpStartupInfo->dwFlags & STARTF_USEFILLATTRIBUTE)
 662         FIXME(module, "(%s,...): STARTF_USEFILLATTRIBUTE %lx ignored\n",
 663                       name, lpStartupInfo->dwFillAttribute);
 664     if (lpStartupInfo->dwFlags & STARTF_RUNFULLSCREEN)
 665         FIXME(module, "(%s,...): STARTF_RUNFULLSCREEN ignored\n", name);
 666     if (lpStartupInfo->dwFlags & STARTF_FORCEONFEEDBACK)
 667         FIXME(module, "(%s,...): STARTF_FORCEONFEEDBACK ignored\n", name);
 668     if (lpStartupInfo->dwFlags & STARTF_FORCEOFFFEEDBACK)
 669         FIXME(module, "(%s,...): STARTF_FORCEOFFFEEDBACK ignored\n", name);
 670     if (lpStartupInfo->dwFlags & STARTF_USEHOTKEY)
 671         FIXME(module, "(%s,...): STARTF_USEHOTKEY ignored\n", name);
 672
 673
 674     /* Try NE module */
 675     hInstance = NE_CreateProcess( name, cmdline, lpEnvironment, bInheritHandles,
 676                                   lpStartupInfo, lpProcessInfo );
 677
 678     /* Try PE module */
 679     if (hInstance == 21)
 680         hInstance = PE_CreateProcess( name, cmdline, lpEnvironment, bInheritHandles,
 681                                       lpStartupInfo, lpProcessInfo );
 682
 683     /* Try DOS module */
 684     if (hInstance == 11)
 685         hInstance = MZ_CreateProcess( name, cmdline, lpEnvironment, bInheritHandles,
 686                                       lpStartupInfo, lpProcessInfo );
 687
 688     if (hInstance < 32)
 689     {
 690         SetLastError( hInstance );
 691         return FALSE;
 692     }
 693
 694     /* Get hTask from process and start the task */
 695     pdb = PROCESS_IdToPDB( lpProcessInfo->dwProcessId );
 696     if (pdb) TASK_StartTask( pdb->task );
 697
 698     return TRUE;
 699 }
 700
 701 /**********************************************************************
 702  *       CreateProcess32W          (KERNEL32.172)
 703  * NOTES
 704  *  lpReserved is not converted
 705  */
 706 BOOL32 WINAPI CreateProcess32W( LPCWSTR lpApplicationName, LPWSTR lpCommandLine,
 707                                 LPSECURITY_ATTRIBUTES lpProcessAttributes,
 708                                 LPSECURITY_ATTRIBUTES lpThreadAttributes,
 709                                 BOOL32 bInheritHandles, DWORD dwCreationFlags,
 710                                 LPVOID lpEnvironment, LPCWSTR lpCurrentDirectory,
 711                                 LPSTARTUPINFO32W lpStartupInfo,
 712                                 LPPROCESS_INFORMATION lpProcessInfo )
 713 {   BOOL32 ret;
 714     STARTUPINFO32A StartupInfoA;
 715
 716     LPSTR lpApplicationNameA = HEAP_strdupWtoA (GetProcessHeap(),0,lpApplicationName);
 717     LPSTR lpCommandLineA = HEAP_strdupWtoA (GetProcessHeap(),0,lpCommandLine);
 718     LPSTR lpCurrentDirectoryA = HEAP_strdupWtoA (GetProcessHeap(),0,lpCurrentDirectory);
 719
 720     memcpy (&StartupInfoA, lpStartupInfo, sizeof(STARTUPINFO32A));
 721     StartupInfoA.lpDesktop = HEAP_strdupWtoA (GetProcessHeap(),0,lpStartupInfo->lpDesktop);
 722     StartupInfoA.lpTitle = HEAP_strdupWtoA (GetProcessHeap(),0,lpStartupInfo->lpTitle);
 723
 724     TRACE(win32, "(%s,%s,...)\n", debugstr_w(lpApplicationName), debugstr_w(lpCommandLine));
 725
 726     if (lpStartupInfo->lpReserved)
 727       FIXME(win32,"StartupInfo.lpReserved is used, please report (%s)\n", debugstr_w(lpStartupInfo->lpReserved));
 728
 729     ret = CreateProcess32A(  lpApplicationNameA,  lpCommandLineA,
 730                              lpProcessAttributes, lpThreadAttributes,
 731                              bInheritHandles, dwCreationFlags,
 732                              lpEnvironment, lpCurrentDirectoryA,
 733                              &StartupInfoA, lpProcessInfo );
 734
 735     HeapFree( GetProcessHeap(), 0, lpCurrentDirectoryA );
 736     HeapFree( GetProcessHeap(), 0, lpCommandLineA );
 737     HeapFree( GetProcessHeap(), 0, StartupInfoA.lpDesktop );
 738     HeapFree( GetProcessHeap(), 0, StartupInfoA.lpTitle );
 739
 740     return ret;
 741 }
 742
 743 /***********************************************************************
 744  *              GetModuleHandle         (KERNEL32.237)
 745  */
 746 HMODULE32 WINAPI GetModuleHandle32A(LPCSTR module)
 747 {
 748     if (module == NULL)
 749         return PROCESS_Current()->exe_modref->module;
 750     else
 751         return MODULE_FindModule32(PROCESS_Current(),module);
 752 }
 753
 754 HMODULE32 WINAPI GetModuleHandle32W(LPCWSTR module)
 755 {
 756     HMODULE32 hModule;
 757     LPSTR modulea = HEAP_strdupWtoA( GetProcessHeap(), 0, module );
 758     hModule = GetModuleHandle32A( modulea );
 759     HeapFree( GetProcessHeap(), 0, modulea );
 760     return hModule;
 761 }
 762
 763
 764 /***********************************************************************
 765  *              GetModuleFileName32A      (KERNEL32.235)
 766  */
 767 DWORD WINAPI GetModuleFileName32A(
 768         HMODULE32 hModule,      /* [in] module handle (32bit) */
 769         LPSTR lpFileName,       /* [out] filenamebuffer */
 770         DWORD size              /* [in] size of filenamebuffer */
 771 ) {
 772     WINE_MODREF *wm = MODULE32_LookupHMODULE(PROCESS_Current(),hModule);
 773
 774     if (!wm) /* can happen on start up or the like */
 775         return 0;
 776
 777     if (PE_HEADER(wm->module)->OptionalHeader.MajorOperatingSystemVersion >= 4.0)
 778       lstrcpyn32A( lpFileName, wm->longname, size );
 779     else
 780       lstrcpyn32A( lpFileName, wm->shortname, size );
 781
 782     TRACE(module, "%s\n", lpFileName );
 783     return strlen(lpFileName);
 784 }
 785
 786
 787 /***********************************************************************
 788  *              GetModuleFileName32W      (KERNEL32.236)
 789  */
 790 DWORD WINAPI GetModuleFileName32W( HMODULE32 hModule, LPWSTR lpFileName,
 791                                    DWORD size )
 792 {
 793     LPSTR fnA = (char*)HeapAlloc( GetProcessHeap(), 0, size );
 794     DWORD res = GetModuleFileName32A( hModule, fnA, size );
 795     lstrcpynAtoW( lpFileName, fnA, size );
 796     HeapFree( GetProcessHeap(), 0, fnA );
 797     return res;
 798 }
 799
 800
 801 /***********************************************************************
 802  *           LoadLibraryEx32W   (KERNEL.513)
 803  * FIXME
 804  */
 805 HMODULE32 WINAPI LoadLibraryEx32W16( LPCSTR libname, HANDLE16 hf,
 806                                        DWORD flags )
 807 {
 808     TRACE(module,"(%s,%d,%08lx)\n",libname,hf,flags);
 809     return LoadLibraryEx32A(libname, hf,flags);
 810 }
 811
 812 /***********************************************************************
 813  *           LoadLibraryEx32A   (KERNEL32)
 814  */
 815 HMODULE32 WINAPI LoadLibraryEx32A(LPCSTR libname,HFILE32 hfile,DWORD flags)
 816 {
 817     HMODULE32 hmod;
 818     hmod = MODULE_LoadLibraryEx32A(libname,PROCESS_Current(),hfile,flags);
 819
 820     /* at least call not the dllmain...*/
 821     if ( DONT_RESOLVE_DLL_REFERENCES==flags || LOAD_LIBRARY_AS_DATAFILE==flags )
 822     { FIXME(module,"flag not properly supported %lx\n", flags);
 823       return hmod;
 824     }
 825
 826     /* initialize DLL just loaded */
 827     if ( hmod >= 32 )
 828         MODULE_InitializeDLLs( PROCESS_Current(), hmod,
 829                                DLL_PROCESS_ATTACH, (LPVOID)-1 );
 830
 831     return hmod;
 832 }
 833
 834 HMODULE32 MODULE_LoadLibraryEx32A(LPCSTR libname,PDB32*process,HFILE32 hfile,DWORD flags)
 835 {
 836     HMODULE32 hmod;
 837
 838     hmod = ELF_LoadLibraryEx32A(libname,process,hfile,flags);
 839     if (hmod) return hmod;
 840
 841     hmod = PE_LoadLibraryEx32A(libname,process,hfile,flags);
 842     return hmod;
 843 }
 844
 845 /***********************************************************************
 846  *           LoadLibraryA         (KERNEL32)
 847  */
 848 HMODULE32 WINAPI LoadLibrary32A(LPCSTR libname) {
 849         return LoadLibraryEx32A(libname,0,0);
 850 }
 851
 852 /***********************************************************************
 853  *           LoadLibraryW         (KERNEL32)
 854  */
 855 HMODULE32 WINAPI LoadLibrary32W(LPCWSTR libnameW)
 856 {
 857     return LoadLibraryEx32W(libnameW,0,0);
 858 }
 859
 860 /***********************************************************************
 861  *           LoadLibraryExW       (KERNEL32)
 862  */
 863 HMODULE32 WINAPI LoadLibraryEx32W(LPCWSTR libnameW,HFILE32 hfile,DWORD flags)
 864 {
 865     LPSTR libnameA = HEAP_strdupWtoA( GetProcessHeap(), 0, libnameW );
 866     HMODULE32 ret = LoadLibraryEx32A( libnameA , hfile, flags );
 867
 868     HeapFree( GetProcessHeap(), 0, libnameA );
 869     return ret;
 870 }
 871
 872 /***********************************************************************
 873  *           FreeLibrary
 874  */
 875 BOOL32 WINAPI FreeLibrary32(HINSTANCE32 hLibModule)
 876 {
 877     FIXME(module,"(0x%08x): stub\n", hLibModule);
 878     return TRUE;  /* FIXME */
 879 }
 880
 881
 882 /***********************************************************************
 883  *           PrivateLoadLibrary       (KERNEL32)
 884  *
 885  * FIXME: rough guesswork, don't know what "Private" means
 886  */
 887 HINSTANCE32 WINAPI PrivateLoadLibrary(LPCSTR libname)
 888 {
 889         return (HINSTANCE32)LoadLibrary16(libname);
 890 }
 891
 892
 893
 894 /***********************************************************************
 895  *           PrivateFreeLibrary       (KERNEL32)
 896  *
 897  * FIXME: rough guesswork, don't know what "Private" means
 898  */
 899 void WINAPI PrivateFreeLibrary(HINSTANCE32 handle)
 900 {
 901         FreeLibrary16((HINSTANCE16)handle);
 902 }
 903
 904
 905 /***********************************************************************
 906  *           WinExec16   (KERNEL.166)
 907  */
 908 HINSTANCE16 WINAPI WinExec16( LPCSTR lpCmdLine, UINT16 nCmdShow )
 909 {
 910     return WinExec32( lpCmdLine, nCmdShow );
 911 }
 912
 913
 914 /***********************************************************************
 915  *           WinExec32   (KERNEL32.566)
 916  */
 917 HINSTANCE32 WINAPI WinExec32( LPCSTR lpCmdLine, UINT32 nCmdShow )
 918 {
 919     HINSTANCE32 handle = 2;
 920     char *p, filename[256];
 921     int  spacelimit = 0, exhausted = 0;
 922     LOADPARAMS32 params;
 923     UINT16 paramCmdShow[2];
 924
 925     if (!lpCmdLine)
 926         return 2;  /* File not found */
 927
 928     /* Set up LOADPARAMS32 buffer for LoadModule32 */
 929
 930     memset( &params, '\0', sizeof(params) );
 931     params.lpCmdLine    = (LPSTR)lpCmdLine;
 932     params.lpCmdShow    = paramCmdShow;
 933     params.lpCmdShow[0] = 2;
 934     params.lpCmdShow[1] = nCmdShow;
 935
 936
 937     /* Keep trying to load a file by trying different filenames; e.g.,
 938        for the cmdline "abcd efg hij", try "abcd" with args "efg hij",
 939        then "abcd efg" with arg "hij", and finally "abcd efg hij" with
 940        no args */
 941
 942     while(!exhausted && handle == 2) {
 943         int spacecount = 0;
 944
 945         /* Build the filename and command-line */
 946
 947         lstrcpyn32A(filename, lpCmdLine,
 948                     sizeof(filename) - 4 /* for extension */);
 949
 950         /* Keep grabbing characters until end-of-string, tab, or until the
 951            number of spaces is greater than the spacelimit */
 952
 953         for (p = filename; ; p++) {
 954             if(*p == ' ') {
 955                 ++spacecount;
 956                 if(spacecount > spacelimit) {
 957                     ++spacelimit;
 958                     break;
 959                 }
 960             }
 961
 962             if(*p == '\0' || *p == '\t') {
 963                 exhausted = 1;
 964                 break;
 965             }
 966         }
 967
 968         *p = '\0';
 969
 970         /* Now load the executable file */
 971
 972         if (!__winelib)
 973         {
 974             handle = LoadModule32( filename, &params );
 975             if (handle == 2)  /* file not found */
 976             {
 977                 /* Check that the original file name did not have a suffix */
 978                 p = strrchr(filename, '.');
 979                 /* if there is a '.', check if either \ OR / follow */
 980                 if (!p || strchr(p, '/') || strchr(p, '\\'))
 981                 {
 982                     p = filename + strlen(filename);
 983                     strcpy( p, ".exe" );
 984                     handle = LoadModule32( filename, &params );
 985                     *p = '\0';  /* Remove extension */
 986                 }
 987             }
 988         }
 989         else
 990             handle = 2; /* file not found */
 991
 992         if (handle < 32)
 993         {
 994             /* Try to start it as a unix program */
 995             if (!fork())
 996             {
 997                 /* Child process */
 998                 DOS_FULL_NAME full_name;
 999                 const char *unixfilename = NULL;
1000                 const char *argv[256], **argptr;
1001                 int iconic = (nCmdShow == SW_SHOWMINIMIZED ||
1002                               nCmdShow == SW_SHOWMINNOACTIVE);
1003
1004                 THREAD_InitDone = FALSE; /* we didn't init this process */
1005                 /* get unixfilename */
1006                 if (strchr(filename, '/') ||
1007                     strchr(filename, ':') ||
1008                     strchr(filename, '\\'))
1009                 {
1010                     if (DOSFS_GetFullName( filename, TRUE, &full_name ))
1011                         unixfilename = full_name.long_name;
1012                 }
1013                 else unixfilename = filename;
1014
1015                 if (unixfilename)
1016                 {
1017                     /* build argv */
1018                     argptr = argv;
1019                     if (iconic) *argptr++ = "-iconic";
1020                     *argptr++ = unixfilename;
1021                     p = strdup(lpCmdLine);
1022                     while (1)
1023                     {
1024                         while (*p && (*p == ' ' || *p == '\t')) *p++ = '\0';
1025                         if (!*p) break;
1026                         *argptr++ = p;
1027                         while (*p && *p != ' ' && *p != '\t') p++;
1028                     }
1029                     *argptr++ = 0;
1030
1031                     /* Execute */
1032                     execvp(argv[0], (char**)argv);
1033                 }
1034
1035                 /* Failed ! */
1036
1037                 if (__winelib)
1038                 {
1039                     /* build argv */
1040                     argptr = argv;
1041                     *argptr++ = "wine";
1042                     if (iconic) *argptr++ = "-iconic";
1043                     *argptr++ = lpCmdLine;
1044                     *argptr++ = 0;
1045
1046                     /* Execute */
1047                     execvp(argv[0] , (char**)argv);
1048
1049                     /* Failed ! */
1050                     MSG("WinExec: can't exec 'wine %s'\n",
1051                             lpCmdLine);
1052                 }
1053                 exit(1);
1054             }
1055         }
1056     } /* while (!exhausted && handle < 32) */
1057
1058     return handle;
1059 }
1060
1061
1062 /***********************************************************************
1063  *           WIN32_GetProcAddress16   (KERNEL32.36)
1064  * Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
1065  */
1066 FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE32 hModule, LPCSTR name )
1067 {
1068     WORD        ordinal;
1069     FARPROC16   ret;
1070
1071     if (!hModule) {
1072         WARN(module,"hModule may not be 0!\n");
1073         return (FARPROC16)0;
1074     }
1075     if (HIWORD(hModule))
1076     {
1077         WARN( module, "hModule is Win32 handle (%08x)\n", hModule );
1078         return (FARPROC16)0;
1079     }
1080     hModule = GetExePtr( hModule );
1081     if (HIWORD(name)) {
1082         ordinal = NE_GetOrdinal( hModule, name );
1083         TRACE(module, "%04x '%s'\n",
1084                         hModule, name );
1085     } else {
1086         ordinal = LOWORD(name);
1087         TRACE(module, "%04x %04x\n",
1088                         hModule, ordinal );
1089     }
1090     if (!ordinal) return (FARPROC16)0;
1091     ret = NE_GetEntryPoint( hModule, ordinal );
1092     TRACE(module,"returning %08x\n",(UINT32)ret);
1093     return ret;
1094 }
1095
1096 /***********************************************************************
1097  *           GetProcAddress16   (KERNEL.50)
1098  */
1099 FARPROC16 WINAPI GetProcAddress16( HMODULE16 hModule, SEGPTR name )
1100 {
1101     WORD ordinal;
1102     FARPROC16 ret;
1103
1104     if (!hModule) hModule = GetCurrentTask();
1105     hModule = GetExePtr( hModule );
1106
1107     if (HIWORD(name) != 0)
1108     {
1109         ordinal = NE_GetOrdinal( hModule, (LPSTR)PTR_SEG_TO_LIN(name) );
1110         TRACE(module, "%04x '%s'\n",
1111                         hModule, (LPSTR)PTR_SEG_TO_LIN(name) );
1112     }
1113     else
1114     {
1115         ordinal = LOWORD(name);
1116         TRACE(module, "%04x %04x\n",
1117                         hModule, ordinal );
1118     }
1119     if (!ordinal) return (FARPROC16)0;
1120
1121     ret = NE_GetEntryPoint( hModule, ordinal );
1122
1123     TRACE(module, "returning %08x\n", (UINT32)ret );
1124     return ret;
1125 }
1126
1127
1128 /***********************************************************************
1129  *           GetProcAddress32                   (KERNEL32.257)
1130  */
1131 FARPROC32 WINAPI GetProcAddress32( HMODULE32 hModule, LPCSTR function )
1132 {
1133     return MODULE_GetProcAddress32( PROCESS_Current(), hModule, function, TRUE );
1134 }
1135
1136 /***********************************************************************
1137  *           WIN16_GetProcAddress32             (KERNEL.453)
1138  */
1139 FARPROC32 WINAPI WIN16_GetProcAddress32( HMODULE32 hModule, LPCSTR function )
1140 {
1141     return MODULE_GetProcAddress32( PROCESS_Current(), hModule, function, FALSE );
1142 }
1143
1144 /***********************************************************************
1145  *           MODULE_GetProcAddress32            (internal)
1146  */
1147 FARPROC32 MODULE_GetProcAddress32(
1148         PDB32 *process,         /* [in] process context */
1149         HMODULE32 hModule,      /* [in] current module handle */
1150         LPCSTR function,        /* [in] function to be looked up */
1151         BOOL32 snoop )
1152 {
1153     WINE_MODREF *wm = MODULE32_LookupHMODULE(process,hModule);
1154
1155     if (HIWORD(function))
1156         TRACE(win32,"(%08lx,%s)\n",(DWORD)hModule,function);
1157     else
1158         TRACE(win32,"(%08lx,%p)\n",(DWORD)hModule,function);
1159     if (!wm)
1160         return (FARPROC32)0;
1161     switch (wm->type)
1162     {
1163     case MODULE32_PE:
1164         return PE_FindExportedFunction( process, wm, function, snoop );
1165     case MODULE32_ELF:
1166         return ELF_FindExportedFunction( process, wm, function);
1167     default:
1168         ERR(module,"wine_modref type %d not handled.\n",wm->type);
1169         return (FARPROC32)0;
1170     }
1171 }
1172
1173
1174 /***********************************************************************
1175  *           RtlImageNtHeaders   (NTDLL)
1176  */
1177 PIMAGE_NT_HEADERS WINAPI RtlImageNtHeader(HMODULE32 hModule)
1178 {
1179     /* basically:
1180      * return  hModule+(((IMAGE_DOS_HEADER*)hModule)->e_lfanew);
1181      * but we could get HMODULE16 or the like (think builtin modules)
1182      */
1183
1184     WINE_MODREF *wm = MODULE32_LookupHMODULE( PROCESS_Current(), hModule );
1185     if (!wm || (wm->type != MODULE32_PE)) return (PIMAGE_NT_HEADERS)0;
1186     return PE_HEADER(wm->module);
1187 }
1188
1189
1190 /***************************************************************************
1191  *              HasGPHandler                    (KERNEL.338)
1192  */
1193
1194 #pragma pack(1)
1195 typedef struct _GPHANDLERDEF
1196 {
1197     WORD selector;
1198     WORD rangeStart;
1199     WORD rangeEnd;
1200     WORD handler;
1201 } GPHANDLERDEF;
1202 #pragma pack(4)
1203
1204 SEGPTR WINAPI HasGPHandler( SEGPTR address )
1205 {
1206     HMODULE16 hModule;
1207     int gpOrdinal;
1208     SEGPTR gpPtr;
1209     GPHANDLERDEF *gpHandler;
1210
1211     if (    (hModule = FarGetOwner( SELECTOROF(address) )) != 0
1212          && (gpOrdinal = NE_GetOrdinal( hModule, "__GP" )) != 0
1213          && (gpPtr = (SEGPTR)NE_GetEntryPointEx( hModule, gpOrdinal, FALSE )) != 0
1214          && !IsBadReadPtr16( gpPtr, sizeof(GPHANDLERDEF) )
1215          && (gpHandler = PTR_SEG_TO_LIN( gpPtr )) != NULL )
1216     {
1217         while (gpHandler->selector)
1218         {
1219             if (    SELECTOROF(address) == gpHandler->selector
1220                  && OFFSETOF(address)   >= gpHandler->rangeStart
1221                  && OFFSETOF(address)   <  gpHandler->rangeEnd  )
1222                 return PTR_SEG_OFF_TO_SEGPTR( gpHandler->selector,
1223                                               gpHandler->handler );
1224             gpHandler++;
1225         }
1226     }
1227
1228     return 0;
1229 }
1230