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