4 * Copyright 1995 Alexandre Julliard
12 #include <sys/types.h>
16 #include "wine/winbase16.h"
17 #include "wine/winuser16.h"
30 #include "selectors.h"
31 #include "stackframe.h"
33 #include "debugtools.h"
35 #include "loadorder.h"
39 DEFAULT_DEBUG_CHANNEL(module);
40 DECLARE_DEBUG_CHANNEL(win32);
42 /*************************************************************************
44 * Walk MODREFs for input process ID
46 void MODULE_WalkModref( DWORD id )
49 WINE_MODREF *zwm, *prev = NULL;
50 PDB *pdb = PROCESS_IdToPDB( id );
53 MESSAGE("Invalid process id (pid)\n");
57 MESSAGE("Modref list for process pdb=%p\n", pdb);
58 MESSAGE("Modref next prev handle deps flags name\n");
59 for ( zwm = pdb->modref_list; zwm; zwm = zwm->next) {
60 MESSAGE("%p %p %p %04x %5d %04x %s\n", zwm, zwm->next, zwm->prev,
61 zwm->module, zwm->nDeps, zwm->flags, zwm->modname);
62 for ( i = 0; i < zwm->nDeps; i++ ) {
64 MESSAGE(" %d %p %s\n", i, zwm->deps[i], zwm->deps[i]->modname);
66 if (prev != zwm->prev)
67 MESSAGE(" --> modref corrupt, previous pointer wrong!!\n");
72 /*************************************************************************
73 * MODULE32_LookupHMODULE
74 * looks for the referenced HMODULE in the current process
76 WINE_MODREF *MODULE32_LookupHMODULE( HMODULE hmod )
81 return PROCESS_Current()->exe_modref;
84 ERR("tried to lookup 0x%04x in win32 module handler!\n",hmod);
87 for ( wm = PROCESS_Current()->modref_list; wm; wm=wm->next )
88 if (wm->module == hmod)
93 /*************************************************************************
96 static BOOL MODULE_InitDll( WINE_MODREF *wm, DWORD type, LPVOID lpReserved )
100 static LPCSTR typeName[] = { "PROCESS_DETACH", "PROCESS_ATTACH",
101 "THREAD_ATTACH", "THREAD_DETACH" };
105 /* Skip calls for modules loaded with special load flags */
107 if ( ( wm->flags & WINE_MODREF_DONT_RESOLVE_REFS )
108 || ( wm->flags & WINE_MODREF_LOAD_AS_DATAFILE ) )
112 TRACE("(%s,%s,%p) - CALL\n",
113 wm->modname, typeName[type], lpReserved );
115 /* Call the initialization routine */
119 retv = PE_InitDLL( wm, type, lpReserved );
123 /* no need to do that, dlopen() already does */
127 ERR("wine_modref type %d not handled.\n", wm->type );
132 TRACE("(%s,%s,%p) - RETURN %d\n",
133 wm->modname, typeName[type], lpReserved, retv );
138 /*************************************************************************
139 * MODULE_DllProcessAttach
141 * Send the process attach notification to all DLLs the given module
142 * depends on (recursively). This is somewhat complicated due to the fact that
144 * - we have to respect the module dependencies, i.e. modules implicitly
145 * referenced by another module have to be initialized before the module
146 * itself can be initialized
148 * - the initialization routine of a DLL can itself call LoadLibrary,
149 * thereby introducing a whole new set of dependencies (even involving
150 * the 'old' modules) at any time during the whole process
152 * (Note that this routine can be recursively entered not only directly
153 * from itself, but also via LoadLibrary from one of the called initialization
156 * Furthermore, we need to rearrange the main WINE_MODREF list to allow
157 * the process *detach* notifications to be sent in the correct order.
158 * This must not only take into account module dependencies, but also
159 * 'hidden' dependencies created by modules calling LoadLibrary in their
160 * attach notification routine.
162 * The strategy is rather simple: we move a WINE_MODREF to the head of the
163 * list after the attach notification has returned. This implies that the
164 * detach notifications are called in the reverse of the sequence the attach
165 * notifications *returned*.
167 * NOTE: Assumes that the process critical section is held!
170 BOOL MODULE_DllProcessAttach( WINE_MODREF *wm, LPVOID lpReserved )
176 /* prevent infinite recursion in case of cyclical dependencies */
177 if ( ( wm->flags & WINE_MODREF_MARKER )
178 || ( wm->flags & WINE_MODREF_PROCESS_ATTACHED ) )
181 TRACE("(%s,%p) - START\n", wm->modname, lpReserved );
183 /* Tag current MODREF to prevent recursive loop */
184 wm->flags |= WINE_MODREF_MARKER;
186 /* Recursively attach all DLLs this one depends on */
187 for ( i = 0; retv && i < wm->nDeps; i++ )
189 retv = MODULE_DllProcessAttach( wm->deps[i], lpReserved );
191 /* Call DLL entry point */
194 retv = MODULE_InitDll( wm, DLL_PROCESS_ATTACH, lpReserved );
196 wm->flags |= WINE_MODREF_PROCESS_ATTACHED;
199 /* Re-insert MODREF at head of list */
200 if ( retv && wm->prev )
202 wm->prev->next = wm->next;
203 if ( wm->next ) wm->next->prev = wm->prev;
206 wm->next = PROCESS_Current()->modref_list;
207 PROCESS_Current()->modref_list = wm->next->prev = wm;
210 /* Remove recursion flag */
211 wm->flags &= ~WINE_MODREF_MARKER;
213 TRACE("(%s,%p) - END\n", wm->modname, lpReserved );
218 /*************************************************************************
219 * MODULE_DllProcessDetach
221 * Send DLL process detach notifications. See the comment about calling
222 * sequence at MODULE_DllProcessAttach. Unless the bForceDetach flag
223 * is set, only DLLs with zero refcount are notified.
225 void MODULE_DllProcessDetach( BOOL bForceDetach, LPVOID lpReserved )
229 EnterCriticalSection( &PROCESS_Current()->crit_section );
233 for ( wm = PROCESS_Current()->modref_list; wm; wm = wm->next )
235 /* Check whether to detach this DLL */
236 if ( !(wm->flags & WINE_MODREF_PROCESS_ATTACHED) )
238 if ( wm->refCount > 0 && !bForceDetach )
241 /* Call detach notification */
242 wm->flags &= ~WINE_MODREF_PROCESS_ATTACHED;
243 MODULE_InitDll( wm, DLL_PROCESS_DETACH, lpReserved );
245 /* Restart at head of WINE_MODREF list, as entries might have
246 been added and/or removed while performing the call ... */
251 LeaveCriticalSection( &PROCESS_Current()->crit_section );
254 /*************************************************************************
255 * MODULE_DllThreadAttach
257 * Send DLL thread attach notifications. These are sent in the
258 * reverse sequence of process detach notification.
261 void MODULE_DllThreadAttach( LPVOID lpReserved )
265 EnterCriticalSection( &PROCESS_Current()->crit_section );
267 for ( wm = PROCESS_Current()->modref_list; wm; wm = wm->next )
271 for ( ; wm; wm = wm->prev )
273 if ( !(wm->flags & WINE_MODREF_PROCESS_ATTACHED) )
275 if ( wm->flags & WINE_MODREF_NO_DLL_CALLS )
278 MODULE_InitDll( wm, DLL_THREAD_ATTACH, lpReserved );
281 LeaveCriticalSection( &PROCESS_Current()->crit_section );
284 /*************************************************************************
285 * MODULE_DllThreadDetach
287 * Send DLL thread detach notifications. These are sent in the
288 * same sequence as process detach notification.
291 void MODULE_DllThreadDetach( LPVOID lpReserved )
295 EnterCriticalSection( &PROCESS_Current()->crit_section );
297 for ( wm = PROCESS_Current()->modref_list; wm; wm = wm->next )
299 if ( !(wm->flags & WINE_MODREF_PROCESS_ATTACHED) )
301 if ( wm->flags & WINE_MODREF_NO_DLL_CALLS )
304 MODULE_InitDll( wm, DLL_THREAD_DETACH, lpReserved );
307 LeaveCriticalSection( &PROCESS_Current()->crit_section );
310 /****************************************************************************
311 * DisableThreadLibraryCalls (KERNEL32.74)
313 * Don't call DllEntryPoint for DLL_THREAD_{ATTACH,DETACH} if set.
315 BOOL WINAPI DisableThreadLibraryCalls( HMODULE hModule )
320 EnterCriticalSection( &PROCESS_Current()->crit_section );
322 wm = MODULE32_LookupHMODULE( hModule );
326 wm->flags |= WINE_MODREF_NO_DLL_CALLS;
328 LeaveCriticalSection( &PROCESS_Current()->crit_section );
334 /***********************************************************************
335 * MODULE_CreateDummyModule
337 * Create a dummy NE module for Win32 or Winelib.
339 HMODULE MODULE_CreateDummyModule( LPCSTR filename, HMODULE module32 )
343 SEGTABLEENTRY *pSegment;
346 const char* basename;
350 /* Extract base filename */
351 basename = strrchr(filename, '\\');
352 if (!basename) basename = filename;
354 len = strlen(basename);
355 if ((s = strchr(basename, '.'))) len = s - basename;
357 /* Allocate module */
358 of_size = sizeof(OFSTRUCT) - sizeof(ofs->szPathName)
359 + strlen(filename) + 1;
360 size = sizeof(NE_MODULE) +
361 /* loaded file info */
363 /* segment table: DS,CS */
364 2 * sizeof(SEGTABLEENTRY) +
367 /* several empty tables */
370 hModule = GlobalAlloc16( GMEM_MOVEABLE | GMEM_ZEROINIT, size );
371 if (!hModule) return (HMODULE)11; /* invalid exe */
373 FarSetOwner16( hModule, hModule );
374 pModule = (NE_MODULE *)GlobalLock16( hModule );
376 /* Set all used entries */
377 pModule->magic = IMAGE_OS2_SIGNATURE;
384 pModule->heap_size = 0;
385 pModule->stack_size = 0;
386 pModule->seg_count = 2;
387 pModule->modref_count = 0;
388 pModule->nrname_size = 0;
389 pModule->fileinfo = sizeof(NE_MODULE);
390 pModule->os_flags = NE_OSFLAGS_WINDOWS;
391 pModule->self = hModule;
392 pModule->module32 = module32;
394 /* Set version and flags */
397 pModule->expected_version =
398 ((PE_HEADER(module32)->OptionalHeader.MajorSubsystemVersion & 0xff) << 8 ) |
399 (PE_HEADER(module32)->OptionalHeader.MinorSubsystemVersion & 0xff);
400 pModule->flags |= NE_FFLAGS_WIN32;
401 if (PE_HEADER(module32)->FileHeader.Characteristics & IMAGE_FILE_DLL)
402 pModule->flags |= NE_FFLAGS_LIBMODULE | NE_FFLAGS_SINGLEDATA;
405 /* Set loaded file information */
406 ofs = (OFSTRUCT *)(pModule + 1);
407 memset( ofs, 0, of_size );
408 ofs->cBytes = of_size < 256 ? of_size : 255; /* FIXME */
409 strcpy( ofs->szPathName, filename );
411 pSegment = (SEGTABLEENTRY*)((char*)(pModule + 1) + of_size);
412 pModule->seg_table = (int)pSegment - (int)pModule;
415 pSegment->flags = NE_SEGFLAGS_DATA;
416 pSegment->minsize = 0x1000;
423 pStr = (char *)pSegment;
424 pModule->name_table = (int)pStr - (int)pModule;
427 lstrcpynA( pStr+1, basename, len+1 );
430 /* All tables zero terminated */
431 pModule->res_table = pModule->import_table = pModule->entry_table =
432 (int)pStr - (int)pModule;
434 NE_RegisterModule( pModule );
439 /**********************************************************************
440 * MODULE_FindModule32
442 * Find a (loaded) win32 module depending on path
445 * the module handle if found
448 WINE_MODREF *MODULE_FindModule(
449 LPCSTR path /* [in] pathname of module/library to be found */
452 char dllname[260], *p;
454 /* Append .DLL to name if no extension present */
455 strcpy( dllname, path );
456 if (!(p = strrchr( dllname, '.')) || strchr( p, '/' ) || strchr( p, '\\'))
457 strcat( dllname, ".DLL" );
459 for ( wm = PROCESS_Current()->modref_list; wm; wm = wm->next )
461 if ( !strcasecmp( dllname, wm->modname ) )
463 if ( !strcasecmp( dllname, wm->filename ) )
465 if ( !strcasecmp( dllname, wm->short_modname ) )
467 if ( !strcasecmp( dllname, wm->short_filename ) )
474 /***********************************************************************
475 * MODULE_GetBinaryType
477 * The GetBinaryType function determines whether a file is executable
478 * or not and if it is it returns what type of executable it is.
479 * The type of executable is a property that determines in which
480 * subsystem an executable file runs under.
482 * Binary types returned:
483 * SCS_32BIT_BINARY: A Win32 based application
484 * SCS_DOS_BINARY: An MS-Dos based application
485 * SCS_WOW_BINARY: A Win16 based application
486 * SCS_PIF_BINARY: A PIF file that executes an MS-Dos based app
487 * SCS_POSIX_BINARY: A POSIX based application ( Not implemented )
488 * SCS_OS216_BINARY: A 16bit OS/2 based application
490 * Returns TRUE if the file is an executable in which case
491 * the value pointed by lpBinaryType is set.
492 * Returns FALSE if the file is not an executable or if the function fails.
494 * To do so it opens the file and reads in the header information
495 * if the extended header information is not present it will
496 * assume that the file is a DOS executable.
497 * If the extended header information is present it will
498 * determine if the file is a 16 or 32 bit Windows executable
499 * by check the flags in the header.
501 * Note that .COM and .PIF files are only recognized by their
502 * file name extension; but Windows does it the same way ...
504 static BOOL MODULE_GetBinaryType( HANDLE hfile, LPCSTR filename,
505 LPDWORD lpBinaryType )
507 IMAGE_DOS_HEADER mz_header;
511 /* Seek to the start of the file and read the DOS header information.
513 if ( SetFilePointer( hfile, 0, NULL, SEEK_SET ) != -1
514 && ReadFile( hfile, &mz_header, sizeof(mz_header), &len, NULL )
515 && len == sizeof(mz_header) )
517 /* Now that we have the header check the e_magic field
518 * to see if this is a dos image.
520 if ( mz_header.e_magic == IMAGE_DOS_SIGNATURE )
522 BOOL lfanewValid = FALSE;
523 /* We do have a DOS image so we will now try to seek into
524 * the file by the amount indicated by the field
525 * "Offset to extended header" and read in the
526 * "magic" field information at that location.
527 * This will tell us if there is more header information
530 /* But before we do we will make sure that header
531 * structure encompasses the "Offset to extended header"
534 if ( (mz_header.e_cparhdr<<4) >= sizeof(IMAGE_DOS_HEADER) )
535 if ( ( mz_header.e_crlc == 0 ) ||
536 ( mz_header.e_lfarlc >= sizeof(IMAGE_DOS_HEADER) ) )
537 if ( mz_header.e_lfanew >= sizeof(IMAGE_DOS_HEADER)
538 && SetFilePointer( hfile, mz_header.e_lfanew, NULL, SEEK_SET ) != -1
539 && ReadFile( hfile, magic, sizeof(magic), &len, NULL )
540 && len == sizeof(magic) )
545 /* If we cannot read this "extended header" we will
546 * assume that we have a simple DOS executable.
548 *lpBinaryType = SCS_DOS_BINARY;
553 /* Reading the magic field succeeded so
554 * we will try to determine what type it is.
556 if ( *(DWORD*)magic == IMAGE_NT_SIGNATURE )
558 /* This is an NT signature.
560 *lpBinaryType = SCS_32BIT_BINARY;
563 else if ( *(WORD*)magic == IMAGE_OS2_SIGNATURE )
565 /* The IMAGE_OS2_SIGNATURE indicates that the
566 * "extended header is a Windows executable (NE)
567 * header." This can mean either a 16-bit OS/2
568 * or a 16-bit Windows or even a DOS program
569 * (running under a DOS extender). To decide
570 * which, we'll have to read the NE header.
574 if ( SetFilePointer( hfile, mz_header.e_lfanew, NULL, SEEK_SET ) != -1
575 && ReadFile( hfile, &ne, sizeof(ne), &len, NULL )
576 && len == sizeof(ne) )
578 switch ( ne.operating_system )
580 case 2: *lpBinaryType = SCS_WOW_BINARY; return TRUE;
581 case 5: *lpBinaryType = SCS_DOS_BINARY; return TRUE;
582 default: *lpBinaryType = SCS_OS216_BINARY; return TRUE;
585 /* Couldn't read header, so abort. */
590 /* Unknown extended header, but this file is nonetheless
593 *lpBinaryType = SCS_DOS_BINARY;
600 /* If we get here, we don't even have a correct MZ header.
601 * Try to check the file extension for known types ...
603 ptr = strrchr( filename, '.' );
604 if ( ptr && !strchr( ptr, '\\' ) && !strchr( ptr, '/' ) )
606 if ( !lstrcmpiA( ptr, ".COM" ) )
608 *lpBinaryType = SCS_DOS_BINARY;
612 if ( !lstrcmpiA( ptr, ".PIF" ) )
614 *lpBinaryType = SCS_PIF_BINARY;
622 /***********************************************************************
623 * GetBinaryTypeA [KERNEL32.280]
625 BOOL WINAPI GetBinaryTypeA( LPCSTR lpApplicationName, LPDWORD lpBinaryType )
630 TRACE_(win32)("%s\n", lpApplicationName );
634 if ( lpApplicationName == NULL || lpBinaryType == NULL )
637 /* Open the file indicated by lpApplicationName for reading.
639 hfile = CreateFileA( lpApplicationName, GENERIC_READ, 0,
640 NULL, OPEN_EXISTING, 0, -1 );
641 if ( hfile == INVALID_HANDLE_VALUE )
646 ret = MODULE_GetBinaryType( hfile, lpApplicationName, lpBinaryType );
650 CloseHandle( hfile );
655 /***********************************************************************
656 * GetBinaryTypeW [KERNEL32.281]
658 BOOL WINAPI GetBinaryTypeW( LPCWSTR lpApplicationName, LPDWORD lpBinaryType )
663 TRACE_(win32)("%s\n", debugstr_w(lpApplicationName) );
667 if ( lpApplicationName == NULL || lpBinaryType == NULL )
670 /* Convert the wide string to a ascii string.
672 strNew = HEAP_strdupWtoA( GetProcessHeap(), 0, lpApplicationName );
674 if ( strNew != NULL )
676 ret = GetBinaryTypeA( strNew, lpBinaryType );
678 /* Free the allocated string.
680 HeapFree( GetProcessHeap(), 0, strNew );
686 /**********************************************************************
687 * MODULE_CreateUnixProcess
689 static BOOL MODULE_CreateUnixProcess( LPCSTR filename, LPCSTR lpCmdLine,
690 LPSTARTUPINFOA lpStartupInfo,
691 LPPROCESS_INFORMATION lpProcessInfo )
693 const char *argv[256], **argptr;
694 char *cmdline = NULL;
696 const char *unixfilename = filename;
697 DOS_FULL_NAME full_name;
699 /* Build argument list */
702 p = cmdline = strdup(lpCmdLine);
703 if (strchr(filename, '/') || strchr(filename, ':') || strchr(filename, '\\'))
705 if ( DOSFS_GetFullName( filename, TRUE, &full_name ) )
706 unixfilename = full_name.long_name;
710 while (*p && (*p == ' ' || *p == '\t')) *p++ = '\0';
713 while (*p && *p != ' ' && *p != '\t') p++;
716 /* overwrite program name gotten from tidy_cmd */
717 argv[0] = unixfilename;
719 /* Fork and execute */
723 /* Note: don't use Wine routines here, as this process
724 has not been correctly initialized! */
726 execvp( argv[0], (char**)argv );
730 /* Fake success return value */
732 memset( lpProcessInfo, '\0', sizeof( *lpProcessInfo ) );
733 lpProcessInfo->hProcess = INVALID_HANDLE_VALUE;
734 lpProcessInfo->hThread = INVALID_HANDLE_VALUE;
735 if (cmdline) free(cmdline);
737 SetLastError( ERROR_SUCCESS );
741 /***********************************************************************
742 * WinExec16 (KERNEL.166)
744 HINSTANCE16 WINAPI WinExec16( LPCSTR lpCmdLine, UINT16 nCmdShow )
748 SYSLEVEL_ReleaseWin16Lock();
749 hInst = WinExec( lpCmdLine, nCmdShow );
750 SYSLEVEL_RestoreWin16Lock();
755 /***********************************************************************
756 * WinExec (KERNEL32.566)
758 HINSTANCE WINAPI WinExec( LPCSTR lpCmdLine, UINT nCmdShow )
760 PROCESS_INFORMATION info;
761 STARTUPINFOA startup;
764 memset( &startup, 0, sizeof(startup) );
765 startup.cb = sizeof(startup);
766 startup.dwFlags = STARTF_USESHOWWINDOW;
767 startup.wShowWindow = nCmdShow;
769 if (CreateProcessA( NULL, (LPSTR)lpCmdLine, NULL, NULL, FALSE,
770 0, NULL, NULL, &startup, &info ))
772 /* Give 30 seconds to the app to come up */
773 if (Callout.WaitForInputIdle ( info.hProcess, 30000 ) == 0xFFFFFFFF)
774 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
776 /* Get 16-bit hInstance/hTask from process */
777 hInstance = GetProcessDword( info.dwProcessId, GPD_HINSTANCE16 );
778 /* If there is no hInstance (32-bit process) return a dummy value
780 * FIXME: should do this in all cases and fix Win16 callers */
781 if (!hInstance) hInstance = 33;
783 /* Close off the handles */
784 CloseHandle( info.hThread );
785 CloseHandle( info.hProcess );
787 else if ((hInstance = GetLastError()) >= 32)
789 FIXME("Strange error set by CreateProcess: %d\n", hInstance );
796 /**********************************************************************
797 * LoadModule (KERNEL32.499)
799 HINSTANCE WINAPI LoadModule( LPCSTR name, LPVOID paramBlock )
801 LOADPARAMS *params = (LOADPARAMS *)paramBlock;
802 PROCESS_INFORMATION info;
803 STARTUPINFOA startup;
806 char filename[MAX_PATH];
809 if (!name) return ERROR_FILE_NOT_FOUND;
811 if (!SearchPathA( NULL, name, ".exe", sizeof(filename), filename, NULL ) &&
812 !SearchPathA( NULL, name, NULL, sizeof(filename), filename, NULL ))
813 return GetLastError();
815 len = (BYTE)params->lpCmdLine[0];
816 if (!(cmdline = HeapAlloc( GetProcessHeap(), 0, strlen(filename) + len + 2 )))
817 return ERROR_NOT_ENOUGH_MEMORY;
819 strcpy( cmdline, filename );
820 p = cmdline + strlen(cmdline);
822 memcpy( p, params->lpCmdLine + 1, len );
825 memset( &startup, 0, sizeof(startup) );
826 startup.cb = sizeof(startup);
827 if (params->lpCmdShow)
829 startup.dwFlags = STARTF_USESHOWWINDOW;
830 startup.wShowWindow = params->lpCmdShow[1];
833 if (CreateProcessA( filename, cmdline, NULL, NULL, FALSE, 0,
834 params->lpEnvAddress, NULL, &startup, &info ))
836 /* Give 30 seconds to the app to come up */
837 if ( Callout.WaitForInputIdle ( info.hProcess, 30000 ) == 0xFFFFFFFF )
838 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
840 /* Get 16-bit hInstance/hTask from process */
841 hInstance = GetProcessDword( info.dwProcessId, GPD_HINSTANCE16 );
842 /* If there is no hInstance (32-bit process) return a dummy value
844 * FIXME: should do this in all cases and fix Win16 callers */
845 if (!hInstance) hInstance = 33;
846 /* Close off the handles */
847 CloseHandle( info.hThread );
848 CloseHandle( info.hProcess );
850 else if ((hInstance = GetLastError()) >= 32)
852 FIXME("Strange error set by CreateProcess: %d\n", hInstance );
856 HeapFree( GetProcessHeap(), 0, cmdline );
861 /*************************************************************************
864 * Helper for CreateProcess: retrieve the file name to load from the
865 * app name and command line. Store the file name in buffer, and
866 * return a possibly modified command line.
868 static LPSTR get_file_name( LPCSTR appname, LPSTR cmdline, LPSTR buffer, int buflen )
870 char *name, *pos, *ret = NULL;
873 /* if we have an app name, everything is easy */
877 /* use the unmodified app name as file name */
878 lstrcpynA( buffer, appname, buflen );
879 if (!(ret = cmdline))
881 /* no command-line, create one */
882 if ((ret = HeapAlloc( GetProcessHeap(), 0, strlen(appname) + 3 )))
883 sprintf( ret, "\"%s\"", appname );
890 SetLastError( ERROR_INVALID_PARAMETER );
894 /* first check for a quoted file name */
896 if ((cmdline[0] == '"') && ((p = strchr( cmdline + 1, '"' ))))
898 int len = p - cmdline - 1;
899 /* extract the quoted portion as file name */
900 if (!(name = HeapAlloc( GetProcessHeap(), 0, len + 1 ))) return NULL;
901 memcpy( name, cmdline + 1, len );
904 if (SearchPathA( NULL, name, ".exe", buflen, buffer, NULL ) ||
905 SearchPathA( NULL, name, NULL, buflen, buffer, NULL ))
906 ret = cmdline; /* no change necessary */
910 /* now try the command-line word by word */
912 if (!(name = HeapAlloc( GetProcessHeap(), 0, strlen(cmdline) + 1 ))) return NULL;
918 do *pos++ = *p++; while (*p && *p != ' ');
920 TRACE("trying '%s'\n", name );
921 if (SearchPathA( NULL, name, ".exe", buflen, buffer, NULL ) ||
922 SearchPathA( NULL, name, NULL, buflen, buffer, NULL ))
929 if (!ret || !strchr( name, ' ' )) goto done; /* no change necessary */
931 /* now build a new command-line with quotes */
933 if (!(ret = HeapAlloc( GetProcessHeap(), 0, strlen(cmdline) + 3 ))) goto done;
934 sprintf( ret, "\"%s\"%s", name, p );
937 HeapFree( GetProcessHeap(), 0, name );
942 /**********************************************************************
943 * CreateProcessA (KERNEL32.171)
945 BOOL WINAPI CreateProcessA( LPCSTR lpApplicationName, LPSTR lpCommandLine,
946 LPSECURITY_ATTRIBUTES lpProcessAttributes,
947 LPSECURITY_ATTRIBUTES lpThreadAttributes,
948 BOOL bInheritHandles, DWORD dwCreationFlags,
949 LPVOID lpEnvironment, LPCSTR lpCurrentDirectory,
950 LPSTARTUPINFOA lpStartupInfo,
951 LPPROCESS_INFORMATION lpProcessInfo )
959 /* Process the AppName and/or CmdLine to get module name and path */
961 if (!(tidy_cmdline = get_file_name( lpApplicationName, lpCommandLine, name, sizeof(name) )))
964 /* Warn if unsupported features are used */
966 if (dwCreationFlags & DETACHED_PROCESS)
967 FIXME("(%s,...): DETACHED_PROCESS ignored\n", name);
968 if (dwCreationFlags & CREATE_NEW_CONSOLE)
969 FIXME("(%s,...): CREATE_NEW_CONSOLE ignored\n", name);
970 if (dwCreationFlags & NORMAL_PRIORITY_CLASS)
971 FIXME("(%s,...): NORMAL_PRIORITY_CLASS ignored\n", name);
972 if (dwCreationFlags & IDLE_PRIORITY_CLASS)
973 FIXME("(%s,...): IDLE_PRIORITY_CLASS ignored\n", name);
974 if (dwCreationFlags & HIGH_PRIORITY_CLASS)
975 FIXME("(%s,...): HIGH_PRIORITY_CLASS ignored\n", name);
976 if (dwCreationFlags & REALTIME_PRIORITY_CLASS)
977 FIXME("(%s,...): REALTIME_PRIORITY_CLASS ignored\n", name);
978 if (dwCreationFlags & CREATE_NEW_PROCESS_GROUP)
979 FIXME("(%s,...): CREATE_NEW_PROCESS_GROUP ignored\n", name);
980 if (dwCreationFlags & CREATE_UNICODE_ENVIRONMENT)
981 FIXME("(%s,...): CREATE_UNICODE_ENVIRONMENT ignored\n", name);
982 if (dwCreationFlags & CREATE_SEPARATE_WOW_VDM)
983 FIXME("(%s,...): CREATE_SEPARATE_WOW_VDM ignored\n", name);
984 if (dwCreationFlags & CREATE_SHARED_WOW_VDM)
985 FIXME("(%s,...): CREATE_SHARED_WOW_VDM ignored\n", name);
986 if (dwCreationFlags & CREATE_DEFAULT_ERROR_MODE)
987 FIXME("(%s,...): CREATE_DEFAULT_ERROR_MODE ignored\n", name);
988 if (dwCreationFlags & CREATE_NO_WINDOW)
989 FIXME("(%s,...): CREATE_NO_WINDOW ignored\n", name);
990 if (dwCreationFlags & PROFILE_USER)
991 FIXME("(%s,...): PROFILE_USER ignored\n", name);
992 if (dwCreationFlags & PROFILE_KERNEL)
993 FIXME("(%s,...): PROFILE_KERNEL ignored\n", name);
994 if (dwCreationFlags & PROFILE_SERVER)
995 FIXME("(%s,...): PROFILE_SERVER ignored\n", name);
996 if (lpCurrentDirectory)
997 FIXME("(%s,...): lpCurrentDirectory %s ignored\n",
998 name, lpCurrentDirectory);
999 if (lpStartupInfo->lpDesktop)
1000 FIXME("(%s,...): lpStartupInfo->lpDesktop %s ignored\n",
1001 name, lpStartupInfo->lpDesktop);
1002 if (lpStartupInfo->lpTitle)
1003 FIXME("(%s,...): lpStartupInfo->lpTitle %s ignored\n",
1004 name, lpStartupInfo->lpTitle);
1005 if (lpStartupInfo->dwFlags & STARTF_USECOUNTCHARS)
1006 FIXME("(%s,...): STARTF_USECOUNTCHARS (%ld,%ld) ignored\n",
1007 name, lpStartupInfo->dwXCountChars, lpStartupInfo->dwYCountChars);
1008 if (lpStartupInfo->dwFlags & STARTF_USEFILLATTRIBUTE)
1009 FIXME("(%s,...): STARTF_USEFILLATTRIBUTE %lx ignored\n",
1010 name, lpStartupInfo->dwFillAttribute);
1011 if (lpStartupInfo->dwFlags & STARTF_RUNFULLSCREEN)
1012 FIXME("(%s,...): STARTF_RUNFULLSCREEN ignored\n", name);
1013 if (lpStartupInfo->dwFlags & STARTF_FORCEONFEEDBACK)
1014 FIXME("(%s,...): STARTF_FORCEONFEEDBACK ignored\n", name);
1015 if (lpStartupInfo->dwFlags & STARTF_FORCEOFFFEEDBACK)
1016 FIXME("(%s,...): STARTF_FORCEOFFFEEDBACK ignored\n", name);
1017 if (lpStartupInfo->dwFlags & STARTF_USEHOTKEY)
1018 FIXME("(%s,...): STARTF_USEHOTKEY ignored\n", name);
1020 /* Open file and determine executable type */
1022 hFile = CreateFileA( name, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, -1 );
1023 if (hFile == INVALID_HANDLE_VALUE) goto done;
1025 if ( !MODULE_GetBinaryType( hFile, name, &type ) )
1027 CloseHandle( hFile );
1028 /* FIXME: Try Unix executable only when appropriate! */
1029 retv = MODULE_CreateUnixProcess( name, tidy_cmdline, lpStartupInfo, lpProcessInfo );
1033 /* Create process */
1037 case SCS_32BIT_BINARY:
1038 retv = PE_CreateProcess( hFile, name, tidy_cmdline, lpEnvironment,
1039 lpProcessAttributes, lpThreadAttributes,
1040 bInheritHandles, dwCreationFlags,
1041 lpStartupInfo, lpProcessInfo );
1044 case SCS_DOS_BINARY:
1045 retv = MZ_CreateProcess( hFile, name, tidy_cmdline, lpEnvironment,
1046 lpProcessAttributes, lpThreadAttributes,
1047 bInheritHandles, dwCreationFlags,
1048 lpStartupInfo, lpProcessInfo );
1051 case SCS_WOW_BINARY:
1052 retv = NE_CreateProcess( hFile, name, tidy_cmdline, lpEnvironment,
1053 lpProcessAttributes, lpThreadAttributes,
1054 bInheritHandles, dwCreationFlags,
1055 lpStartupInfo, lpProcessInfo );
1058 case SCS_PIF_BINARY:
1059 case SCS_POSIX_BINARY:
1060 case SCS_OS216_BINARY:
1061 FIXME("Unsupported executable type: %ld\n", type );
1065 SetLastError( ERROR_BAD_FORMAT );
1068 CloseHandle( hFile );
1071 if (tidy_cmdline != lpCommandLine) HeapFree( GetProcessHeap(), 0, tidy_cmdline );
1075 /**********************************************************************
1076 * CreateProcessW (KERNEL32.172)
1078 * lpReserved is not converted
1080 BOOL WINAPI CreateProcessW( LPCWSTR lpApplicationName, LPWSTR lpCommandLine,
1081 LPSECURITY_ATTRIBUTES lpProcessAttributes,
1082 LPSECURITY_ATTRIBUTES lpThreadAttributes,
1083 BOOL bInheritHandles, DWORD dwCreationFlags,
1084 LPVOID lpEnvironment, LPCWSTR lpCurrentDirectory,
1085 LPSTARTUPINFOW lpStartupInfo,
1086 LPPROCESS_INFORMATION lpProcessInfo )
1088 STARTUPINFOA StartupInfoA;
1090 LPSTR lpApplicationNameA = HEAP_strdupWtoA (GetProcessHeap(),0,lpApplicationName);
1091 LPSTR lpCommandLineA = HEAP_strdupWtoA (GetProcessHeap(),0,lpCommandLine);
1092 LPSTR lpCurrentDirectoryA = HEAP_strdupWtoA (GetProcessHeap(),0,lpCurrentDirectory);
1094 memcpy (&StartupInfoA, lpStartupInfo, sizeof(STARTUPINFOA));
1095 StartupInfoA.lpDesktop = HEAP_strdupWtoA (GetProcessHeap(),0,lpStartupInfo->lpDesktop);
1096 StartupInfoA.lpTitle = HEAP_strdupWtoA (GetProcessHeap(),0,lpStartupInfo->lpTitle);
1098 TRACE_(win32)("(%s,%s,...)\n", debugstr_w(lpApplicationName), debugstr_w(lpCommandLine));
1100 if (lpStartupInfo->lpReserved)
1101 FIXME_(win32)("StartupInfo.lpReserved is used, please report (%s)\n", debugstr_w(lpStartupInfo->lpReserved));
1103 ret = CreateProcessA( lpApplicationNameA, lpCommandLineA,
1104 lpProcessAttributes, lpThreadAttributes,
1105 bInheritHandles, dwCreationFlags,
1106 lpEnvironment, lpCurrentDirectoryA,
1107 &StartupInfoA, lpProcessInfo );
1109 HeapFree( GetProcessHeap(), 0, lpCurrentDirectoryA );
1110 HeapFree( GetProcessHeap(), 0, lpCommandLineA );
1111 HeapFree( GetProcessHeap(), 0, StartupInfoA.lpDesktop );
1112 HeapFree( GetProcessHeap(), 0, StartupInfoA.lpTitle );
1117 /***********************************************************************
1118 * GetModuleHandleA (KERNEL32.237)
1120 HMODULE WINAPI GetModuleHandleA(LPCSTR module)
1124 if ( module == NULL )
1125 wm = PROCESS_Current()->exe_modref;
1127 wm = MODULE_FindModule( module );
1129 return wm? wm->module : 0;
1132 /***********************************************************************
1135 HMODULE WINAPI GetModuleHandleW(LPCWSTR module)
1138 LPSTR modulea = HEAP_strdupWtoA( GetProcessHeap(), 0, module );
1139 hModule = GetModuleHandleA( modulea );
1140 HeapFree( GetProcessHeap(), 0, modulea );
1145 /***********************************************************************
1146 * GetModuleFileNameA (KERNEL32.235)
1148 * GetModuleFileNameA seems to *always* return the long path;
1149 * it's only GetModuleFileName16 that decides between short/long path
1150 * by checking if exe version >= 4.0.
1151 * (SDK docu doesn't mention this)
1153 DWORD WINAPI GetModuleFileNameA(
1154 HMODULE hModule, /* [in] module handle (32bit) */
1155 LPSTR lpFileName, /* [out] filenamebuffer */
1156 DWORD size /* [in] size of filenamebuffer */
1158 WINE_MODREF *wm = MODULE32_LookupHMODULE( hModule );
1160 if (!wm) /* can happen on start up or the like */
1163 lstrcpynA( lpFileName, wm->filename, size );
1165 TRACE("%s\n", lpFileName );
1166 return strlen(lpFileName);
1170 /***********************************************************************
1171 * GetModuleFileNameW (KERNEL32.236)
1173 DWORD WINAPI GetModuleFileNameW( HMODULE hModule, LPWSTR lpFileName,
1176 LPSTR fnA = (char*)HeapAlloc( GetProcessHeap(), 0, size );
1177 DWORD res = GetModuleFileNameA( hModule, fnA, size );
1178 lstrcpynAtoW( lpFileName, fnA, size );
1179 HeapFree( GetProcessHeap(), 0, fnA );
1184 /***********************************************************************
1185 * LoadLibraryExA (KERNEL32)
1187 HMODULE WINAPI LoadLibraryExA(LPCSTR libname, HANDLE hfile, DWORD flags)
1193 SetLastError(ERROR_INVALID_PARAMETER);
1197 EnterCriticalSection(&PROCESS_Current()->crit_section);
1199 wm = MODULE_LoadLibraryExA( libname, hfile, flags );
1202 if ( !MODULE_DllProcessAttach( wm, NULL ) )
1204 WARN_(module)("Attach failed for module '%s', \n", libname);
1205 MODULE_FreeLibrary(wm);
1206 SetLastError(ERROR_DLL_INIT_FAILED);
1211 LeaveCriticalSection(&PROCESS_Current()->crit_section);
1213 return wm ? wm->module : 0;
1216 /***********************************************************************
1217 * MODULE_LoadLibraryExA (internal)
1219 * Load a PE style module according to the load order.
1221 * The HFILE parameter is not used and marked reserved in the SDK. I can
1222 * only guess that it should force a file to be mapped, but I rather
1223 * ignore the parameter because it would be extremely difficult to
1224 * integrate this with different types of module represenations.
1227 WINE_MODREF *MODULE_LoadLibraryExA( LPCSTR libname, HFILE hfile, DWORD flags )
1229 DWORD err = GetLastError();
1232 module_loadorder_t *plo;
1234 EnterCriticalSection(&PROCESS_Current()->crit_section);
1236 /* Check for already loaded module */
1237 if((pwm = MODULE_FindModule(libname)))
1239 if(!(pwm->flags & WINE_MODREF_MARKER))
1241 TRACE("Already loaded module '%s' at 0x%08x, count=%d, \n", libname, pwm->module, pwm->refCount);
1242 LeaveCriticalSection(&PROCESS_Current()->crit_section);
1246 plo = MODULE_GetLoadOrder(libname);
1248 for(i = 0; i < MODULE_LOADORDER_NTYPES; i++)
1250 SetLastError( ERROR_FILE_NOT_FOUND );
1251 switch(plo->loadorder[i])
1253 case MODULE_LOADORDER_DLL:
1254 TRACE("Trying native dll '%s'\n", libname);
1255 pwm = PE_LoadLibraryExA(libname, flags);
1258 case MODULE_LOADORDER_ELFDLL:
1259 TRACE("Trying elfdll '%s'\n", libname);
1260 if (!(pwm = BUILTIN32_LoadLibraryExA(libname, flags)))
1261 pwm = ELFDLL_LoadLibraryExA(libname, flags);
1264 case MODULE_LOADORDER_SO:
1265 TRACE("Trying so-library '%s'\n", libname);
1266 if (!(pwm = BUILTIN32_LoadLibraryExA(libname, flags)))
1267 pwm = ELF_LoadLibraryExA(libname, flags);
1270 case MODULE_LOADORDER_BI:
1271 TRACE("Trying built-in '%s'\n", libname);
1272 pwm = BUILTIN32_LoadLibraryExA(libname, flags);
1276 ERR("Got invalid loadorder type %d (%s index %d)\n", plo->loadorder[i], plo->modulename, i);
1279 case MODULE_LOADORDER_INVALID: /* We ignore this as it is an empty entry */
1286 /* Initialize DLL just loaded */
1287 TRACE("Loaded module '%s' at 0x%08x, \n", libname, pwm->module);
1289 /* Set the refCount here so that an attach failure will */
1290 /* decrement the dependencies through the MODULE_FreeLibrary call. */
1293 LeaveCriticalSection(&PROCESS_Current()->crit_section);
1294 SetLastError( err ); /* restore last error */
1298 if(GetLastError() != ERROR_FILE_NOT_FOUND)
1302 WARN("Failed to load module '%s'; error=0x%08lx, \n", libname, GetLastError());
1303 LeaveCriticalSection(&PROCESS_Current()->crit_section);
1307 /***********************************************************************
1308 * LoadLibraryA (KERNEL32)
1310 HMODULE WINAPI LoadLibraryA(LPCSTR libname) {
1311 return LoadLibraryExA(libname,0,0);
1314 /***********************************************************************
1315 * LoadLibraryW (KERNEL32)
1317 HMODULE WINAPI LoadLibraryW(LPCWSTR libnameW)
1319 return LoadLibraryExW(libnameW,0,0);
1322 /***********************************************************************
1323 * LoadLibrary32_16 (KERNEL.452)
1325 HMODULE WINAPI LoadLibrary32_16( LPCSTR libname )
1329 SYSLEVEL_ReleaseWin16Lock();
1330 hModule = LoadLibraryA( libname );
1331 SYSLEVEL_RestoreWin16Lock();
1336 /***********************************************************************
1337 * LoadLibraryExW (KERNEL32)
1339 HMODULE WINAPI LoadLibraryExW(LPCWSTR libnameW,HANDLE hfile,DWORD flags)
1341 LPSTR libnameA = HEAP_strdupWtoA( GetProcessHeap(), 0, libnameW );
1342 HMODULE ret = LoadLibraryExA( libnameA , hfile, flags );
1344 HeapFree( GetProcessHeap(), 0, libnameA );
1348 /***********************************************************************
1349 * MODULE_FlushModrefs
1351 * NOTE: Assumes that the process critical section is held!
1353 * Remove all unused modrefs and call the internal unloading routines
1354 * for the library type.
1356 static void MODULE_FlushModrefs(void)
1358 WINE_MODREF *wm, *next;
1360 for(wm = PROCESS_Current()->modref_list; wm; wm = next)
1367 /* Unlink this modref from the chain */
1369 wm->next->prev = wm->prev;
1371 wm->prev->next = wm->next;
1372 if(wm == PROCESS_Current()->modref_list)
1373 PROCESS_Current()->modref_list = wm->next;
1376 * The unloaders are also responsible for freeing the modref itself
1377 * because the loaders were responsible for allocating it.
1381 case MODULE32_PE: PE_UnloadLibrary(wm); break;
1382 case MODULE32_ELF: ELF_UnloadLibrary(wm); break;
1383 case MODULE32_ELFDLL: ELFDLL_UnloadLibrary(wm); break;
1384 case MODULE32_BI: BUILTIN32_UnloadLibrary(wm); break;
1387 ERR("Invalid or unhandled MODREF type %d encountered (wm=%p)\n", wm->type, wm);
1392 /***********************************************************************
1395 BOOL WINAPI FreeLibrary(HINSTANCE hLibModule)
1400 EnterCriticalSection( &PROCESS_Current()->crit_section );
1401 PROCESS_Current()->free_lib_count++;
1403 wm = MODULE32_LookupHMODULE( hLibModule );
1404 if ( !wm || !hLibModule )
1405 SetLastError( ERROR_INVALID_HANDLE );
1407 retv = MODULE_FreeLibrary( wm );
1409 PROCESS_Current()->free_lib_count--;
1410 LeaveCriticalSection( &PROCESS_Current()->crit_section );
1415 /***********************************************************************
1416 * MODULE_DecRefCount
1418 * NOTE: Assumes that the process critical section is held!
1420 static void MODULE_DecRefCount( WINE_MODREF *wm )
1424 if ( wm->flags & WINE_MODREF_MARKER )
1427 if ( wm->refCount <= 0 )
1431 TRACE("(%s) refCount: %d\n", wm->modname, wm->refCount );
1433 if ( wm->refCount == 0 )
1435 wm->flags |= WINE_MODREF_MARKER;
1437 for ( i = 0; i < wm->nDeps; i++ )
1439 MODULE_DecRefCount( wm->deps[i] );
1441 wm->flags &= ~WINE_MODREF_MARKER;
1445 /***********************************************************************
1446 * MODULE_FreeLibrary
1448 * NOTE: Assumes that the process critical section is held!
1450 BOOL MODULE_FreeLibrary( WINE_MODREF *wm )
1452 TRACE("(%s) - START\n", wm->modname );
1454 /* Recursively decrement reference counts */
1455 MODULE_DecRefCount( wm );
1457 /* Call process detach notifications */
1458 if ( PROCESS_Current()->free_lib_count <= 1 )
1460 struct unload_dll_request *req = get_req_buffer();
1462 MODULE_DllProcessDetach( FALSE, NULL );
1463 req->base = (void *)wm->module;
1464 server_call_noerr( REQ_UNLOAD_DLL );
1469 MODULE_FlushModrefs();
1475 /***********************************************************************
1476 * FreeLibraryAndExitThread
1478 VOID WINAPI FreeLibraryAndExitThread(HINSTANCE hLibModule, DWORD dwExitCode)
1480 FreeLibrary(hLibModule);
1481 ExitThread(dwExitCode);
1484 /***********************************************************************
1485 * PrivateLoadLibrary (KERNEL32)
1487 * FIXME: rough guesswork, don't know what "Private" means
1489 HINSTANCE WINAPI PrivateLoadLibrary(LPCSTR libname)
1491 return (HINSTANCE)LoadLibrary16(libname);
1496 /***********************************************************************
1497 * PrivateFreeLibrary (KERNEL32)
1499 * FIXME: rough guesswork, don't know what "Private" means
1501 void WINAPI PrivateFreeLibrary(HINSTANCE handle)
1503 FreeLibrary16((HINSTANCE16)handle);
1507 /***********************************************************************
1508 * WIN32_GetProcAddress16 (KERNEL32.36)
1509 * Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
1511 FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE hModule, LPCSTR name )
1517 WARN("hModule may not be 0!\n");
1518 return (FARPROC16)0;
1520 if (HIWORD(hModule))
1522 WARN("hModule is Win32 handle (%08x)\n", hModule );
1523 return (FARPROC16)0;
1525 hModule = GetExePtr( hModule );
1527 ordinal = NE_GetOrdinal( hModule, name );
1528 TRACE("%04x '%s'\n", hModule, name );
1530 ordinal = LOWORD(name);
1531 TRACE("%04x %04x\n", hModule, ordinal );
1533 if (!ordinal) return (FARPROC16)0;
1534 ret = NE_GetEntryPoint( hModule, ordinal );
1535 TRACE("returning %08x\n",(UINT)ret);
1539 /***********************************************************************
1540 * GetProcAddress16 (KERNEL.50)
1542 FARPROC16 WINAPI GetProcAddress16( HMODULE16 hModule, SEGPTR name )
1547 if (!hModule) hModule = GetCurrentTask();
1548 hModule = GetExePtr( hModule );
1550 if (HIWORD(name) != 0)
1552 ordinal = NE_GetOrdinal( hModule, (LPSTR)PTR_SEG_TO_LIN(name) );
1553 TRACE("%04x '%s'\n", hModule, (LPSTR)PTR_SEG_TO_LIN(name) );
1557 ordinal = LOWORD(name);
1558 TRACE("%04x %04x\n", hModule, ordinal );
1560 if (!ordinal) return (FARPROC16)0;
1562 ret = NE_GetEntryPoint( hModule, ordinal );
1564 TRACE("returning %08x\n", (UINT)ret );
1569 /***********************************************************************
1570 * GetProcAddress (KERNEL32.257)
1572 FARPROC WINAPI GetProcAddress( HMODULE hModule, LPCSTR function )
1574 return MODULE_GetProcAddress( hModule, function, TRUE );
1577 /***********************************************************************
1578 * GetProcAddress32 (KERNEL.453)
1580 FARPROC WINAPI GetProcAddress32_16( HMODULE hModule, LPCSTR function )
1582 return MODULE_GetProcAddress( hModule, function, FALSE );
1585 /***********************************************************************
1586 * MODULE_GetProcAddress (internal)
1588 FARPROC MODULE_GetProcAddress(
1589 HMODULE hModule, /* [in] current module handle */
1590 LPCSTR function, /* [in] function to be looked up */
1593 WINE_MODREF *wm = MODULE32_LookupHMODULE( hModule );
1596 if (HIWORD(function))
1597 TRACE_(win32)("(%08lx,%s)\n",(DWORD)hModule,function);
1599 TRACE_(win32)("(%08lx,%p)\n",(DWORD)hModule,function);
1601 SetLastError(ERROR_INVALID_HANDLE);
1607 retproc = PE_FindExportedFunction( wm, function, snoop );
1608 if (!retproc) SetLastError(ERROR_PROC_NOT_FOUND);
1611 retproc = ELF_FindExportedFunction( wm, function);
1612 if (!retproc) SetLastError(ERROR_PROC_NOT_FOUND);
1615 ERR("wine_modref type %d not handled.\n",wm->type);
1616 SetLastError(ERROR_INVALID_HANDLE);
1622 /***********************************************************************
1623 * RtlImageNtHeader (NTDLL)
1625 PIMAGE_NT_HEADERS WINAPI RtlImageNtHeader(HMODULE hModule)
1628 * return hModule+(((IMAGE_DOS_HEADER*)hModule)->e_lfanew);
1629 * but we could get HMODULE16 or the like (think builtin modules)
1632 WINE_MODREF *wm = MODULE32_LookupHMODULE( hModule );
1633 if (!wm || (wm->type != MODULE32_PE)) return (PIMAGE_NT_HEADERS)0;
1634 return PE_HEADER(wm->module);
1638 /***************************************************************************
1639 * HasGPHandler (KERNEL.338)
1642 #include "pshpack1.h"
1643 typedef struct _GPHANDLERDEF
1650 #include "poppack.h"
1652 SEGPTR WINAPI HasGPHandler16( SEGPTR address )
1657 GPHANDLERDEF *gpHandler;
1659 if ( (hModule = FarGetOwner16( SELECTOROF(address) )) != 0
1660 && (gpOrdinal = NE_GetOrdinal( hModule, "__GP" )) != 0
1661 && (gpPtr = (SEGPTR)NE_GetEntryPointEx( hModule, gpOrdinal, FALSE )) != 0
1662 && !IsBadReadPtr16( gpPtr, sizeof(GPHANDLERDEF) )
1663 && (gpHandler = PTR_SEG_TO_LIN( gpPtr )) != NULL )
1665 while (gpHandler->selector)
1667 if ( SELECTOROF(address) == gpHandler->selector
1668 && OFFSETOF(address) >= gpHandler->rangeStart
1669 && OFFSETOF(address) < gpHandler->rangeEnd )
1670 return PTR_SEG_OFF_TO_SEGPTR( gpHandler->selector,
1671 gpHandler->handler );