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 "windows.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     default:
  99         ERR(module, "wine_modref type %d not handled.\n", wm->type);
 100         break;
 101     }
 102
 103     TRACE( module, "(%p,%08x,%ld,%p) - END\n",
 104            process, wm->module, type, lpReserved );
 105 }
 106
 107 void MODULE_InitializeDLLs( PDB32 *process, HMODULE32 root,
 108                             DWORD type, LPVOID lpReserved )
 109 {
 110     BOOL32 inProgress = FALSE;
 111     WINE_MODREF *wm;
 112
 113     /* Grab the process critical section to protect the recursion flags */
 114     /* FIXME: This is probably overkill! */
 115     EnterCriticalSection( &process->crit_section );
 116
 117     TRACE( module, "(%p,%08x,%ld,%p) - START\n", process, root, type, lpReserved );
 118
 119     /* First, check whether initialization is currently in progress */
 120     for ( wm = process->modref_list; wm; wm = wm->next )
 121         if ( wm->initDone )
 122         {
 123             inProgress = TRUE;
 124             break;
 125         }
 126
 127     if ( inProgress )
 128     {
 129         /*
 130          * If this a LoadLibrary call from within an initialization routine,
 131          * treat it analogously to an implicitly referenced DLL.
 132          * Anything else may not happen at this point!
 133          */
 134         if ( root )
 135         {
 136             wm = MODULE32_LookupHMODULE( process, root );
 137             if ( wm && !wm->initDone )
 138                 MODULE_DoInitializeDLLs( process, wm, type, lpReserved );
 139         }
 140         else
 141             FIXME(module, "Invalid recursion!\n");
 142     }
 143     else
 144     {
 145         /* If we arrive here, this is the start of an initialization run */
 146         if ( !root )
 147         {
 148             /* If called for main EXE, initialize all DLLs */
 149             for ( wm = process->modref_list; wm; wm = wm->next )
 150                 if ( !wm->initDone )
 151                     MODULE_DoInitializeDLLs( process, wm, type, lpReserved );
 152         }
 153         else
 154         {
 155             /* If called for a specific DLL, initialize only it and its children */
 156             wm = MODULE32_LookupHMODULE( process, root );
 157             if (wm) MODULE_DoInitializeDLLs( process, wm, type, lpReserved );
 158         }
 159
 160         /* We're finished, so we reset all recursion flags */
 161         for ( wm = process->modref_list; wm; wm = wm->next )
 162             wm->initDone = FALSE;
 163     }
 164
 165     TRACE( module, "(%p,%08x,%ld,%p) - END\n", process, root, type, lpReserved );
 166
 167     /* Release critical section */
 168     LeaveCriticalSection( &process->crit_section );
 169 }
 170
 171
 172 /***********************************************************************
 173  *           MODULE_CreateDummyModule
 174  *
 175  * Create a dummy NE module for Win32 or Winelib.
 176  */
 177 HMODULE32 MODULE_CreateDummyModule( const OFSTRUCT *ofs )
 178 {
 179     HMODULE32 hModule;
 180     NE_MODULE *pModule;
 181     SEGTABLEENTRY *pSegment;
 182     char *pStr,*s;
 183     int len;
 184     const char* basename;
 185
 186     INT32 of_size = sizeof(OFSTRUCT) - sizeof(ofs->szPathName)
 187                     + strlen(ofs->szPathName) + 1;
 188     INT32 size = sizeof(NE_MODULE) +
 189                  /* loaded file info */
 190                  of_size +
 191                  /* segment table: DS,CS */
 192                  2 * sizeof(SEGTABLEENTRY) +
 193                  /* name table */
 194                  9 +
 195                  /* several empty tables */
 196                  8;
 197
 198     hModule = GlobalAlloc16( GMEM_MOVEABLE | GMEM_ZEROINIT, size );
 199     if (!hModule) return (HMODULE32)11;  /* invalid exe */
 200
 201     FarSetOwner( hModule, hModule );
 202     pModule = (NE_MODULE *)GlobalLock16( hModule );
 203
 204     /* Set all used entries */
 205     pModule->magic            = IMAGE_OS2_SIGNATURE;
 206     pModule->count            = 1;
 207     pModule->next             = 0;
 208     pModule->flags            = 0;
 209     pModule->dgroup           = 1;
 210     pModule->ss               = 1;
 211     pModule->cs               = 2;
 212     pModule->heap_size        = 0xe000;
 213     pModule->stack_size       = 0x1000;
 214     pModule->seg_count        = 2;
 215     pModule->modref_count     = 0;
 216     pModule->nrname_size      = 0;
 217     pModule->fileinfo         = sizeof(NE_MODULE);
 218     pModule->os_flags         = NE_OSFLAGS_WINDOWS;
 219     pModule->expected_version = 0x030a;
 220     pModule->self             = hModule;
 221
 222     /* Set loaded file information */
 223     memcpy( pModule + 1, ofs, of_size );
 224     ((OFSTRUCT *)(pModule+1))->cBytes = of_size - 1;
 225
 226     pSegment = (SEGTABLEENTRY*)((char*)(pModule + 1) + of_size);
 227     pModule->seg_table = pModule->dgroup_entry = (int)pSegment - (int)pModule;
 228     /* Data segment */
 229     pSegment->size    = 0;
 230     pSegment->flags   = NE_SEGFLAGS_DATA;
 231     pSegment->minsize = 0x1000;
 232     pSegment++;
 233     /* Code segment */
 234     pSegment->flags   = 0;
 235     pSegment++;
 236
 237     /* Module name */
 238     pStr = (char *)pSegment;
 239     pModule->name_table = (int)pStr - (int)pModule;
 240     basename = strrchr(ofs->szPathName,'\\');
 241     if (!basename) basename = ofs->szPathName;
 242     else basename++;
 243     len = strlen(basename);
 244     if ((s = strchr(basename,'.'))) len = s - basename;
 245     if (len > 8) len = 8;
 246     *pStr = len;
 247     strncpy( pStr+1, basename, len );
 248     if (len < 8) pStr[len+1] = 0;
 249     pStr += 9;
 250
 251     /* All tables zero terminated */
 252     pModule->res_table = pModule->import_table = pModule->entry_table =
 253                 (int)pStr - (int)pModule;
 254
 255     NE_RegisterModule( pModule );
 256     return hModule;
 257 }
 258
 259
 260 /***********************************************************************
 261  *           MODULE_GetWndProcEntry16  (not a Windows API function)
 262  *
 263  * Return an entry point from the WPROCS dll.
 264  */
 265 FARPROC16 MODULE_GetWndProcEntry16( LPCSTR name )
 266 {
 267     FARPROC16 ret = NULL;
 268
 269     if (__winelib)
 270     {
 271         /* FIXME: hack for Winelib */
 272         extern LRESULT ColorDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 273         extern LRESULT FileOpenDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 274         extern LRESULT FileSaveDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 275         extern LRESULT FindTextDlgProc16(HWND16,UINT16,WPARAM16,LPARAM);
 276         extern LRESULT PrintDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 277         extern LRESULT PrintSetupDlgProc(HWND16,UINT16,WPARAM16,LPARAM);
 278         extern LRESULT ReplaceTextDlgProc16(HWND16,UINT16,WPARAM16,LPARAM);
 279
 280         if (!strcmp(name,"ColorDlgProc"))
 281             return (FARPROC16)ColorDlgProc;
 282         if (!strcmp(name,"FileOpenDlgProc"))
 283             return (FARPROC16)FileOpenDlgProc;
 284         if (!strcmp(name,"FileSaveDlgProc"))
 285             return (FARPROC16)FileSaveDlgProc;
 286         if (!strcmp(name,"FindTextDlgProc"))
 287             return (FARPROC16)FindTextDlgProc16;
 288         if (!strcmp(name,"PrintDlgProc"))
 289             return (FARPROC16)PrintDlgProc;
 290         if (!strcmp(name,"PrintSetupDlgProc"))
 291             return (FARPROC16)PrintSetupDlgProc;
 292         if (!strcmp(name,"ReplaceTextDlgProc"))
 293             return (FARPROC16)ReplaceTextDlgProc16;
 294         if (!strcmp(name,"DefResourceHandler"))
 295             return (FARPROC16)NE_DefResourceHandler;
 296         if (!strcmp(name,"LoadDIBIconHandler"))
 297             return (FARPROC16)LoadDIBIconHandler;
 298         if (!strcmp(name,"LoadDIBCursorHandler"))
 299             return (FARPROC16)LoadDIBCursorHandler;
 300         FIXME(module,"No mapping for %s(), add one in library/miscstubs.c\n",name);
 301         assert( FALSE );
 302         return NULL;
 303     }
 304     else
 305     {
 306         WORD ordinal;
 307         static HMODULE32 hModule = 0;
 308
 309         if (!hModule) hModule = GetModuleHandle16( "WPROCS" );
 310         ordinal = NE_GetOrdinal( hModule, name );
 311         if (!(ret = NE_GetEntryPoint( hModule, ordinal )))
 312         {
 313             WARN( module, "%s not found\n", name );
 314             assert( FALSE );
 315         }
 316     }
 317     return ret;
 318 }
 319
 320
 321 /**********************************************************************
 322  *          MODULE_FindModule32
 323  *
 324  * Find a (loaded) win32 module depending on path
 325  * The handling of '.' is a bit weird, but we need it that way,
 326  * for sometimes the programs use '<name>.exe' and '<name>.dll' and
 327  * this is the only way to differentiate. (mainly hypertrm.exe)
 328  *
 329  * RETURNS
 330  *      the module handle if found
 331  *      0 if not
 332  */
 333 HMODULE32 MODULE_FindModule32(
 334         PDB32* process, /* [in] process in which to find the library */
 335         LPCSTR path     /* [in] pathname of module/library to be found */
 336 ) {
 337     LPSTR       filename;
 338     LPSTR       dotptr;
 339     WINE_MODREF *wm;
 340
 341     if (!process)
 342         return 0;
 343     if (!(filename = strrchr( path, '\\' )))
 344         filename = HEAP_strdupA(process->heap,0,path);
 345     else
 346         filename = HEAP_strdupA(process->heap,0,filename+1);
 347     dotptr=strrchr(filename,'.');
 348
 349     for (wm=process->modref_list;wm;wm=wm->next) {
 350         LPSTR   xmodname,xdotptr;
 351
 352         assert (wm->modname);
 353         xmodname = HEAP_strdupA(process->heap,0,wm->modname);
 354         xdotptr=strrchr(xmodname,'.');
 355         if (    (xdotptr && !dotptr) ||
 356                 (!xdotptr && dotptr)
 357         ) {
 358             if (dotptr) *dotptr         = '\0';
 359             if (xdotptr) *xdotptr       = '\0';
 360         }
 361         if (!strcasecmp( filename, xmodname)) {
 362             HeapFree(process->heap,0,filename);
 363             HeapFree(process->heap,0,xmodname);
 364             return wm->module;
 365         }
 366         if (dotptr) *dotptr='.';
 367         /* FIXME: add paths, shortname */
 368         HeapFree(process->heap,0,xmodname);
 369     }
 370     /* if that fails, try looking for the filename... */
 371     for (wm=process->modref_list;wm;wm=wm->next) {
 372         LPSTR   xlname,xdotptr;
 373
 374         assert (wm->longname);
 375         xlname = strrchr(wm->longname,'\\');
 376         if (!xlname)
 377             xlname = wm->longname;
 378         else
 379             xlname++;
 380         xlname = HEAP_strdupA(process->heap,0,xlname);
 381         xdotptr=strrchr(xlname,'.');
 382         if (    (xdotptr && !dotptr) ||
 383                 (!xdotptr && dotptr)
 384         ) {
 385             if (dotptr) *dotptr         = '\0';
 386             if (xdotptr) *xdotptr       = '\0';
 387         }
 388         if (!strcasecmp( filename, xlname)) {
 389             HeapFree(process->heap,0,filename);
 390             HeapFree(process->heap,0,xlname);
 391             return wm->module;
 392         }
 393         if (dotptr) *dotptr='.';
 394         /* FIXME: add paths, shortname */
 395         HeapFree(process->heap,0,xlname);
 396     }
 397     HeapFree(process->heap,0,filename);
 398     return 0;
 399 }
 400
 401
 402
 403 /**********************************************************************
 404  *          NE_CreateProcess
 405  */
 406 static HINSTANCE16 NE_CreateProcess( LPCSTR name, LPCSTR cmd_line, LPCSTR env,
 407                                      LPSTARTUPINFO32A startup,
 408                                      LPPROCESS_INFORMATION info )
 409 {
 410     HINSTANCE16 hInstance, hPrevInstance;
 411     NE_MODULE *pModule;
 412
 413     /* Load module */
 414
 415     hInstance = NE_LoadModule( name, &hPrevInstance, TRUE, FALSE );
 416     if (hInstance < 32) return hInstance;
 417
 418     if (   !(pModule = NE_GetPtr(hInstance))
 419         ||  (pModule->flags & NE_FFLAGS_LIBMODULE))
 420     {
 421         /* FIXME: cleanup */
 422         return 11;
 423     }
 424
 425     /* Create a task for this instance */
 426
 427     pModule->flags |= NE_FFLAGS_GUI;  /* FIXME: is this necessary? */
 428
 429     PROCESS_Create( pModule, cmd_line, env, hInstance,
 430                     hPrevInstance, startup, info );
 431
 432     return hInstance;
 433 }
 434
 435
 436 /**********************************************************************
 437  *          LoadModule16    (KERNEL.45)
 438  */
 439 HINSTANCE16 WINAPI LoadModule16( LPCSTR name, LPVOID paramBlock )
 440 {
 441     LOADPARAMS *params;
 442     LPSTR cmd_line, new_cmd_line;
 443     LPCVOID env = NULL;
 444     STARTUPINFO32A startup;
 445     PROCESS_INFORMATION info;
 446     HINSTANCE16 hInstance, hPrevInstance;
 447     NE_MODULE *pModule;
 448     PDB32 *pdb;
 449
 450     /* Load module */
 451
 452     if (!paramBlock || (paramBlock == (LPVOID)-1))
 453         return LoadLibrary16( name );
 454
 455     hInstance = NE_LoadModule( name, &hPrevInstance, FALSE, FALSE );
 456     if (   hInstance < 32 || !(pModule = NE_GetPtr(hInstance))
 457         || (pModule->flags & NE_FFLAGS_LIBMODULE))
 458         return hInstance;
 459
 460     /* Create a task for this instance */
 461
 462     pModule->flags |= NE_FFLAGS_GUI;  /* FIXME: is this necessary? */
 463
 464     params = (LOADPARAMS *)paramBlock;
 465     cmd_line = (LPSTR)PTR_SEG_TO_LIN( params->cmdLine );
 466     if (!cmd_line) cmd_line = "";
 467     else if (*cmd_line) cmd_line++;  /* skip the length byte */
 468
 469     if (!(new_cmd_line = HeapAlloc( GetProcessHeap(), 0,
 470                                     strlen(cmd_line)+strlen(name)+2 )))
 471         return 0;
 472     strcpy( new_cmd_line, name );
 473     strcat( new_cmd_line, " " );
 474     strcat( new_cmd_line, cmd_line );
 475
 476     if (params->hEnvironment) env = GlobalLock16( params->hEnvironment );
 477
 478     memset( &info, '\0', sizeof(info) );
 479     memset( &startup, '\0', sizeof(startup) );
 480     startup.cb = sizeof(startup);
 481     if (params->showCmd)
 482     {
 483         startup.dwFlags = STARTF_USESHOWWINDOW;
 484         startup.wShowWindow = ((UINT16 *)PTR_SEG_TO_LIN(params->showCmd))[1];
 485     }
 486
 487     pdb = PROCESS_Create( pModule, new_cmd_line, env,
 488                           hInstance, hPrevInstance, &startup, &info );
 489
 490     CloseHandle( info.hThread );
 491     CloseHandle( info.hProcess );
 492
 493     if (params->hEnvironment) GlobalUnlock16( params->hEnvironment );
 494     HeapFree( GetProcessHeap(), 0, new_cmd_line );
 495
 496     /* Start task */
 497
 498     if (pdb) TASK_StartTask( pdb->task );
 499
 500     return hInstance;
 501 }
 502
 503 /**********************************************************************
 504  *          LoadModule32    (KERNEL32.499)
 505  */
 506 HINSTANCE32 WINAPI LoadModule32( LPCSTR name, LPVOID paramBlock )
 507 {
 508     LOADPARAMS32 *params = (LOADPARAMS32 *)paramBlock;
 509     PROCESS_INFORMATION info;
 510     STARTUPINFO32A startup;
 511     HINSTANCE32 hInstance;
 512     PDB32 *pdb;
 513     TDB *tdb;
 514
 515     memset( &startup, '\0', sizeof(startup) );
 516     startup.cb = sizeof(startup);
 517     startup.dwFlags = STARTF_USESHOWWINDOW;
 518     startup.wShowWindow = params->lpCmdShow? params->lpCmdShow[1] : 0;
 519
 520     if (!CreateProcess32A( name, params->lpCmdLine,
 521                            NULL, NULL, FALSE, 0, params->lpEnvAddress,
 522                            NULL, &startup, &info ))
 523         return GetLastError();  /* guaranteed to be < 32 */
 524
 525     /* Get hInstance from process */
 526     pdb = PROCESS_IdToPDB( info.dwProcessId );
 527     if ( pdb->exe_modref )
 528         hInstance = pdb->exe_modref->module;
 529     else
 530     {
 531         tdb = pdb? (TDB *)GlobalLock16( pdb->task ) : NULL;
 532         hInstance = tdb? tdb->hInstance : 0;
 533     }
 534
 535     /* Close off the handles */
 536     CloseHandle( info.hThread );
 537     CloseHandle( info.hProcess );
 538
 539     return hInstance;
 540 }
 541
 542 /**********************************************************************
 543  *       CreateProcess32A          (KERNEL32.171)
 544  */
 545 BOOL32 WINAPI CreateProcess32A( LPCSTR lpApplicationName, LPSTR lpCommandLine,
 546                                 LPSECURITY_ATTRIBUTES lpProcessAttributes,
 547                                 LPSECURITY_ATTRIBUTES lpThreadAttributes,
 548                                 BOOL32 bInheritHandles, DWORD dwCreationFlags,
 549                                 LPVOID lpEnvironment, LPCSTR lpCurrentDirectory,
 550                                 LPSTARTUPINFO32A lpStartupInfo,
 551                                 LPPROCESS_INFORMATION lpProcessInfo )
 552 {
 553     HINSTANCE16 hInstance;
 554     LPCSTR cmdline;
 555     PDB32 *pdb;
 556     char name[256];
 557
 558     /* Get name and command line */
 559
 560     if (!lpApplicationName && !lpCommandLine)
 561     {
 562         SetLastError( ERROR_FILE_NOT_FOUND );
 563         return FALSE;
 564     }
 565
 566     cmdline = lpCommandLine? lpCommandLine : lpApplicationName;
 567
 568     if (lpApplicationName)
 569         lstrcpyn32A(name, lpApplicationName, sizeof(name) - 4);
 570     else {
 571         char    *ptr;
 572         int     len;
 573
 574         /* Take care off .exes with spaces in their names */
 575         ptr = strchr(lpCommandLine, ' ');
 576         do {
 577             len = (ptr? ptr-lpCommandLine : strlen(lpCommandLine)) + 1;
 578             if (len > sizeof(name) - 4) len = sizeof(name) - 4;
 579             lstrcpyn32A(name, lpCommandLine, len);
 580             if (!strchr(name, '\\') && !strchr(name, '.'))
 581                 strcat(name, ".exe");
 582             fprintf(stderr,"looking for: %s\n",name);
 583             if (GetFileAttributes32A(name)!=-1)
 584                 break;
 585             /* if there is a space and no file found yet, include the word
 586              * up to the next space too. If there is no next space, just
 587              * use the first word.
 588              */
 589             if (ptr) {
 590                 ptr = strchr(ptr+1, ' ');
 591             } else {
 592                 ptr = strchr(lpCommandLine, ' ');
 593                 len = (ptr? ptr-lpCommandLine : strlen(lpCommandLine)) + 1;
 594                 if (len > sizeof(name) - 4) len = sizeof(name) - 4;
 595                 lstrcpyn32A(name, lpCommandLine, len);
 596                 break;
 597             }
 598         } while (1);
 599     }
 600
 601     if (!strchr(name, '\\') && !strchr(name, '.'))
 602         strcat(name, ".exe");
 603
 604
 605     /* Warn if unsupported features are used */
 606
 607     if (lpProcessAttributes)
 608         FIXME(module, "(%s,...): lpProcessAttributes ignored\n", name);
 609     if (lpThreadAttributes)
 610         FIXME(module, "(%s,...): lpThreadAttributes ignored\n", name);
 611     if (bInheritHandles)
 612         FIXME(module, "(%s,...): bInheritHandles 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,
 676                                   lpStartupInfo, lpProcessInfo );
 677
 678     /* Try PE module */
 679     if (hInstance == 21)
 680         hInstance = PE_CreateProcess( name, cmdline, lpEnvironment,
 681                                       lpStartupInfo, lpProcessInfo );
 682
 683     /* Try DOS module */
 684     if (hInstance == 11)
 685         hInstance = MZ_CreateProcess( name, cmdline, lpEnvironment,
 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)
 840         return hmod; /* already initialized for ELF */
 841
 842     hmod = PE_LoadLibraryEx32A(libname,process,hfile,flags);
 843     if (hmod < 32) {
 844         char buffer[256];
 845
 846         strcpy( buffer, libname );
 847         strcat( buffer, ".dll" );
 848         hmod = PE_LoadLibraryEx32A(buffer,process,hfile,flags);
 849     }
 850     return hmod;
 851 }
 852
 853 /***********************************************************************
 854  *           LoadLibraryA         (KERNEL32)
 855  */
 856 HMODULE32 WINAPI LoadLibrary32A(LPCSTR libname) {
 857         return LoadLibraryEx32A(libname,0,0);
 858 }
 859
 860 /***********************************************************************
 861  *           LoadLibraryW         (KERNEL32)
 862  */
 863 HMODULE32 WINAPI LoadLibrary32W(LPCWSTR libnameW)
 864 {
 865     return LoadLibraryEx32W(libnameW,0,0);
 866 }
 867
 868 /***********************************************************************
 869  *           LoadLibraryExW       (KERNEL32)
 870  */
 871 HMODULE32 WINAPI LoadLibraryEx32W(LPCWSTR libnameW,HFILE32 hfile,DWORD flags)
 872 {
 873     LPSTR libnameA = HEAP_strdupWtoA( GetProcessHeap(), 0, libnameW );
 874     HMODULE32 ret = LoadLibraryEx32A( libnameA , hfile, flags );
 875
 876     HeapFree( GetProcessHeap(), 0, libnameA );
 877     return ret;
 878 }
 879
 880 /***********************************************************************
 881  *           FreeLibrary
 882  */
 883 BOOL32 WINAPI FreeLibrary32(HINSTANCE32 hLibModule)
 884 {
 885     FIXME(module,"(0x%08x): stub\n", hLibModule);
 886     return TRUE;  /* FIXME */
 887 }
 888
 889
 890 /***********************************************************************
 891  *           PrivateLoadLibrary       (KERNEL32)
 892  *
 893  * FIXME: rough guesswork, don't know what "Private" means
 894  */
 895 HINSTANCE32 WINAPI PrivateLoadLibrary(LPCSTR libname)
 896 {
 897         return (HINSTANCE32)LoadLibrary16(libname);
 898 }
 899
 900
 901
 902 /***********************************************************************
 903  *           PrivateFreeLibrary       (KERNEL32)
 904  *
 905  * FIXME: rough guesswork, don't know what "Private" means
 906  */
 907 void WINAPI PrivateFreeLibrary(HINSTANCE32 handle)
 908 {
 909         FreeLibrary16((HINSTANCE16)handle);
 910 }
 911
 912
 913 /***********************************************************************
 914  *           WinExec16   (KERNEL.166)
 915  */
 916 HINSTANCE16 WINAPI WinExec16( LPCSTR lpCmdLine, UINT16 nCmdShow )
 917 {
 918     return WinExec32( lpCmdLine, nCmdShow );
 919 }
 920
 921
 922 /***********************************************************************
 923  *           WinExec32   (KERNEL32.566)
 924  */
 925 HINSTANCE32 WINAPI WinExec32( LPCSTR lpCmdLine, UINT32 nCmdShow )
 926 {
 927     HINSTANCE32 handle = 2;
 928     char *p, filename[256];
 929     int  spacelimit = 0, exhausted = 0;
 930     LOADPARAMS32 params;
 931     UINT16 paramCmdShow[2];
 932
 933     if (!lpCmdLine)
 934         return 2;  /* File not found */
 935
 936     /* Set up LOADPARAMS32 buffer for LoadModule32 */
 937
 938     memset( &params, '\0', sizeof(params) );
 939     params.lpCmdLine    = (LPSTR)lpCmdLine;
 940     params.lpCmdShow    = paramCmdShow;
 941     params.lpCmdShow[0] = 2;
 942     params.lpCmdShow[1] = nCmdShow;
 943
 944
 945     /* Keep trying to load a file by trying different filenames; e.g.,
 946        for the cmdline "abcd efg hij", try "abcd" with args "efg hij",
 947        then "abcd efg" with arg "hij", and finally "abcd efg hij" with
 948        no args */
 949
 950     while(!exhausted && handle == 2) {
 951         int spacecount = 0;
 952
 953         /* Build the filename and command-line */
 954
 955         lstrcpyn32A(filename, lpCmdLine,
 956                     sizeof(filename) - 4 /* for extension */);
 957
 958         /* Keep grabbing characters until end-of-string, tab, or until the
 959            number of spaces is greater than the spacelimit */
 960
 961         for (p = filename; ; p++) {
 962             if(*p == ' ') {
 963                 ++spacecount;
 964                 if(spacecount > spacelimit) {
 965                     ++spacelimit;
 966                     break;
 967                 }
 968             }
 969
 970             if(*p == '\0' || *p == '\t') {
 971                 exhausted = 1;
 972                 break;
 973             }
 974         }
 975
 976         *p = '\0';
 977
 978         /* Now load the executable file */
 979
 980         if (!__winelib)
 981         {
 982             handle = LoadModule32( filename, &params );
 983             if (handle == 2)  /* file not found */
 984             {
 985                 /* Check that the original file name did not have a suffix */
 986                 p = strrchr(filename, '.');
 987                 /* if there is a '.', check if either \ OR / follow */
 988                 if (!p || strchr(p, '/') || strchr(p, '\\'))
 989                 {
 990                     p = filename + strlen(filename);
 991                     strcpy( p, ".exe" );
 992                     handle = LoadModule32( filename, &params );
 993                     *p = '\0';  /* Remove extension */
 994                 }
 995             }
 996         }
 997         else
 998             handle = 2; /* file not found */
 999
1000         if (handle < 32)
1001         {
1002             /* Try to start it as a unix program */
1003             if (!fork())
1004             {
1005                 /* Child process */
1006                 DOS_FULL_NAME full_name;
1007                 const char *unixfilename = NULL;
1008                 const char *argv[256], **argptr;
1009                 int iconic = (nCmdShow == SW_SHOWMINIMIZED ||
1010                               nCmdShow == SW_SHOWMINNOACTIVE);
1011
1012                 THREAD_InitDone = FALSE; /* we didn't init this process */
1013                 /* get unixfilename */
1014                 if (strchr(filename, '/') ||
1015                     strchr(filename, ':') ||
1016                     strchr(filename, '\\'))
1017                 {
1018                     if (DOSFS_GetFullName( filename, TRUE, &full_name ))
1019                         unixfilename = full_name.long_name;
1020                 }
1021                 else unixfilename = filename;
1022
1023                 if (unixfilename)
1024                 {
1025                     /* build argv */
1026                     argptr = argv;
1027                     if (iconic) *argptr++ = "-iconic";
1028                     *argptr++ = unixfilename;
1029                     p = strdup(lpCmdLine);
1030                     while (1)
1031                     {
1032                         while (*p && (*p == ' ' || *p == '\t')) *p++ = '\0';
1033                         if (!*p) break;
1034                         *argptr++ = p;
1035                         while (*p && *p != ' ' && *p != '\t') p++;
1036                     }
1037                     *argptr++ = 0;
1038
1039                     /* Execute */
1040                     execvp(argv[0], (char**)argv);
1041                 }
1042
1043                 /* Failed ! */
1044
1045                 if (__winelib)
1046                 {
1047                     /* build argv */
1048                     argptr = argv;
1049                     *argptr++ = "wine";
1050                     if (iconic) *argptr++ = "-iconic";
1051                     *argptr++ = lpCmdLine;
1052                     *argptr++ = 0;
1053
1054                     /* Execute */
1055                     execvp(argv[0] , (char**)argv);
1056
1057                     /* Failed ! */
1058                     MSG("WinExec: can't exec 'wine %s'\n",
1059                             lpCmdLine);
1060                 }
1061                 exit(1);
1062             }
1063         }
1064     } /* while (!exhausted && handle < 32) */
1065
1066     return handle;
1067 }
1068
1069
1070 /***********************************************************************
1071  *           WIN32_GetProcAddress16   (KERNEL32.36)
1072  * Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
1073  */
1074 FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE32 hModule, LPCSTR name )
1075 {
1076     WORD        ordinal;
1077     FARPROC16   ret;
1078
1079     if (!hModule) {
1080         WARN(module,"hModule may not be 0!\n");
1081         return (FARPROC16)0;
1082     }
1083     if (HIWORD(hModule))
1084     {
1085         WARN( module, "hModule is Win32 handle (%08x)\n", hModule );
1086         return (FARPROC16)0;
1087     }
1088     hModule = GetExePtr( hModule );
1089     if (HIWORD(name)) {
1090         ordinal = NE_GetOrdinal( hModule, name );
1091         TRACE(module, "%04x '%s'\n",
1092                         hModule, name );
1093     } else {
1094         ordinal = LOWORD(name);
1095         TRACE(module, "%04x %04x\n",
1096                         hModule, ordinal );
1097     }
1098     if (!ordinal) return (FARPROC16)0;
1099     ret = NE_GetEntryPoint( hModule, ordinal );
1100     TRACE(module,"returning %08x\n",(UINT32)ret);
1101     return ret;
1102 }
1103
1104 /***********************************************************************
1105  *           GetProcAddress16   (KERNEL.50)
1106  */
1107 FARPROC16 WINAPI GetProcAddress16( HMODULE16 hModule, SEGPTR name )
1108 {
1109     WORD ordinal;
1110     FARPROC16 ret;
1111
1112     if (!hModule) hModule = GetCurrentTask();
1113     hModule = GetExePtr( hModule );
1114
1115     if (HIWORD(name) != 0)
1116     {
1117         ordinal = NE_GetOrdinal( hModule, (LPSTR)PTR_SEG_TO_LIN(name) );
1118         TRACE(module, "%04x '%s'\n",
1119                         hModule, (LPSTR)PTR_SEG_TO_LIN(name) );
1120     }
1121     else
1122     {
1123         ordinal = LOWORD(name);
1124         TRACE(module, "%04x %04x\n",
1125                         hModule, ordinal );
1126     }
1127     if (!ordinal) return (FARPROC16)0;
1128
1129     ret = NE_GetEntryPoint( hModule, ordinal );
1130
1131     TRACE(module, "returning %08x\n", (UINT32)ret );
1132     return ret;
1133 }
1134
1135
1136 /***********************************************************************
1137  *           GetProcAddress32                   (KERNEL32.257)
1138  */
1139 FARPROC32 WINAPI GetProcAddress32( HMODULE32 hModule, LPCSTR function )
1140 {
1141     return MODULE_GetProcAddress32( PROCESS_Current(), hModule, function, TRUE );
1142 }
1143
1144 /***********************************************************************
1145  *           WIN16_GetProcAddress32             (KERNEL.453)
1146  */
1147 FARPROC32 WINAPI WIN16_GetProcAddress32( HMODULE32 hModule, LPCSTR function )
1148 {
1149     return MODULE_GetProcAddress32( PROCESS_Current(), hModule, function, FALSE );
1150 }
1151
1152 /***********************************************************************
1153  *           MODULE_GetProcAddress32            (internal)
1154  */
1155 FARPROC32 MODULE_GetProcAddress32(
1156         PDB32 *process,         /* [in] process context */
1157         HMODULE32 hModule,      /* [in] current module handle */
1158         LPCSTR function,        /* [in] function to be looked up */
1159         BOOL32 snoop )
1160 {
1161     WINE_MODREF *wm = MODULE32_LookupHMODULE(process,hModule);
1162
1163     if (HIWORD(function))
1164         TRACE(win32,"(%08lx,%s)\n",(DWORD)hModule,function);
1165     else
1166         TRACE(win32,"(%08lx,%p)\n",(DWORD)hModule,function);
1167     if (!wm)
1168         return (FARPROC32)0;
1169     switch (wm->type)
1170     {
1171     case MODULE32_PE:
1172         return PE_FindExportedFunction( process, wm, function, snoop );
1173     case MODULE32_ELF:
1174         return ELF_FindExportedFunction( process, wm, function);
1175     default:
1176         ERR(module,"wine_modref type %d not handled.\n",wm->type);
1177         return (FARPROC32)0;
1178     }
1179 }
1180
1181
1182 /***********************************************************************
1183  *           RtlImageNtHeaders   (NTDLL)
1184  */
1185 PIMAGE_NT_HEADERS WINAPI RtlImageNtHeader(HMODULE32 hModule)
1186 {
1187     /* basically:
1188      * return  hModule+(((IMAGE_DOS_HEADER*)hModule)->e_lfanew);
1189      * but we could get HMODULE16 or the like (think builtin modules)
1190      */
1191
1192     WINE_MODREF *wm = MODULE32_LookupHMODULE( PROCESS_Current(), hModule );
1193     if (!wm || (wm->type != MODULE32_PE)) return (PIMAGE_NT_HEADERS)0;
1194     return PE_HEADER(wm->module);
1195 }
1196
1197
1198 /***************************************************************************
1199  *              HasGPHandler                    (KERNEL.338)
1200  */
1201
1202 #pragma pack(1)
1203 typedef struct _GPHANDLERDEF
1204 {
1205     WORD selector;
1206     WORD rangeStart;
1207     WORD rangeEnd;
1208     WORD handler;
1209 } GPHANDLERDEF;
1210 #pragma pack(4)
1211
1212 SEGPTR WINAPI HasGPHandler( SEGPTR address )
1213 {
1214     HMODULE16 hModule;
1215     int gpOrdinal;
1216     SEGPTR gpPtr;
1217     GPHANDLERDEF *gpHandler;
1218
1219     if (    (hModule = FarGetOwner( SELECTOROF(address) )) != 0
1220          && (gpOrdinal = NE_GetOrdinal( hModule, "__GP" )) != 0
1221          && (gpPtr = (SEGPTR)NE_GetEntryPointEx( hModule, gpOrdinal, FALSE )) != 0
1222          && !IsBadReadPtr16( gpPtr, sizeof(GPHANDLERDEF) )
1223          && (gpHandler = PTR_SEG_TO_LIN( gpPtr )) != NULL )
1224     {
1225         while (gpHandler->selector)
1226         {
1227             if (    SELECTOROF(address) == gpHandler->selector
1228                  && OFFSETOF(address)   >= gpHandler->rangeStart
1229                  && OFFSETOF(address)   <  gpHandler->rangeEnd  )
1230                 return PTR_SEG_OFF_TO_SEGPTR( gpHandler->selector,
1231                                               gpHandler->handler );
1232             gpHandler++;
1233         }
1234     }
1235
1236     return 0;
1237 }
1238