4 * Copyright 1995 Alexandre Julliard
13 #include "wine/winbase16.h"
27 #include "builtin16.h"
28 #include "stackframe.h"
29 #include "debugtools.h"
30 #include "loadorder.h"
34 DEFAULT_DEBUG_CHANNEL(module);
36 #define hFirstModule (pThhook->hExeHead)
38 static NE_MODULE *pCachedModule = 0; /* Module cached by NE_OpenFile */
40 static HINSTANCE16 NE_LoadModule( LPCSTR name, BOOL lib_only );
41 static BOOL16 NE_FreeModule( HMODULE16 hModule, BOOL call_wep );
42 static void NE_InitProcess(void) WINE_NORETURN;
44 static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_only );
46 static HMODULE16 NE_GetModuleByFilename( LPCSTR name );
48 /***********************************************************************
51 NE_MODULE *NE_GetPtr( HMODULE16 hModule )
53 return (NE_MODULE *)GlobalLock16( GetExePtr(hModule) );
57 /***********************************************************************
60 void NE_DumpModule( HMODULE16 hModule )
70 if (!(pModule = NE_GetPtr( hModule )))
72 MESSAGE( "**** %04x is not a module handle\n", hModule );
76 /* Dump the module info */
78 DPRINTF( "Module %04x:\n", hModule );
79 DPRINTF( "count=%d flags=%04x heap=%d stack=%d\n",
80 pModule->count, pModule->flags,
81 pModule->heap_size, pModule->stack_size );
82 DPRINTF( "cs:ip=%04x:%04x ss:sp=%04x:%04x ds=%04x nb seg=%d modrefs=%d\n",
83 pModule->cs, pModule->ip, pModule->ss, pModule->sp, pModule->dgroup,
84 pModule->seg_count, pModule->modref_count );
85 DPRINTF( "os_flags=%d swap_area=%d version=%04x\n",
86 pModule->os_flags, pModule->min_swap_area,
87 pModule->expected_version );
88 if (pModule->flags & NE_FFLAGS_WIN32)
89 DPRINTF( "PE module=%08x\n", pModule->module32 );
91 /* Dump the file info */
93 DPRINTF( "Filename: '%s'\n", NE_MODULE_NAME(pModule) );
95 /* Dump the segment table */
97 DPRINTF( "Segment table:\n" );
98 pSeg = NE_SEG_TABLE( pModule );
99 for (i = 0; i < pModule->seg_count; i++, pSeg++)
100 DPRINTF( "%02x: pos=%d size=%d flags=%04x minsize=%d hSeg=%04x\n",
101 i + 1, pSeg->filepos, pSeg->size, pSeg->flags,
102 pSeg->minsize, pSeg->hSeg );
104 /* Dump the resource table */
106 DPRINTF( "Resource table:\n" );
107 if (pModule->res_table)
109 pword = (WORD *)((BYTE *)pModule + pModule->res_table);
110 DPRINTF( "Alignment: %d\n", *pword++ );
113 struct resource_typeinfo_s *ptr = (struct resource_typeinfo_s *)pword;
114 struct resource_nameinfo_s *pname = (struct resource_nameinfo_s *)(ptr + 1);
115 DPRINTF( "id=%04x count=%d\n", ptr->type_id, ptr->count );
116 for (i = 0; i < ptr->count; i++, pname++)
117 DPRINTF( "offset=%d len=%d id=%04x\n",
118 pname->offset, pname->length, pname->id );
119 pword = (WORD *)pname;
122 else DPRINTF( "None\n" );
124 /* Dump the resident name table */
126 DPRINTF( "Resident-name table:\n" );
127 pstr = (char *)pModule + pModule->name_table;
130 DPRINTF( "%*.*s: %d\n", *pstr, *pstr, pstr + 1,
131 *(WORD *)(pstr + *pstr + 1) );
132 pstr += *pstr + 1 + sizeof(WORD);
135 /* Dump the module reference table */
137 DPRINTF( "Module ref table:\n" );
138 if (pModule->modref_table)
140 pword = (WORD *)((BYTE *)pModule + pModule->modref_table);
141 for (i = 0; i < pModule->modref_count; i++, pword++)
144 GetModuleName16( *pword, name, sizeof(name) );
145 DPRINTF( "%d: %04x -> '%s'\n", i, *pword, name );
148 else DPRINTF( "None\n" );
150 /* Dump the entry table */
152 DPRINTF( "Entry table:\n" );
153 bundle = (ET_BUNDLE *)((BYTE *)pModule+pModule->entry_table);
155 entry = (ET_ENTRY *)((BYTE *)bundle+6);
156 DPRINTF( "Bundle %d-%d: %02x\n", bundle->first, bundle->last, entry->type);
157 ordinal = bundle->first;
158 while (ordinal < bundle->last)
160 if (entry->type == 0xff)
161 DPRINTF("%d: %02x:%04x (moveable)\n", ordinal++, entry->segnum, entry->offs);
163 DPRINTF("%d: %02x:%04x (fixed)\n", ordinal++, entry->segnum, entry->offs);
166 } while ( (bundle->next)
167 && (bundle = ((ET_BUNDLE *)((BYTE *)pModule + bundle->next))) );
169 /* Dump the non-resident names table */
171 DPRINTF( "Non-resident names table:\n" );
172 if (pModule->nrname_handle)
174 pstr = (char *)GlobalLock16( pModule->nrname_handle );
177 DPRINTF( "%*.*s: %d\n", *pstr, *pstr, pstr + 1,
178 *(WORD *)(pstr + *pstr + 1) );
179 pstr += *pstr + 1 + sizeof(WORD);
186 /***********************************************************************
189 * Walk the module list and print the modules.
191 void NE_WalkModules(void)
193 HMODULE16 hModule = hFirstModule;
194 MESSAGE( "Module Flags Name\n" );
197 NE_MODULE *pModule = NE_GetPtr( hModule );
200 MESSAGE( "Bad module %04x in list\n", hModule );
203 MESSAGE( " %04x %04x %.*s\n", hModule, pModule->flags,
204 *((char *)pModule + pModule->name_table),
205 (char *)pModule + pModule->name_table + 1 );
206 hModule = pModule->next;
211 /**********************************************************************
214 void NE_RegisterModule( NE_MODULE *pModule )
216 pModule->next = hFirstModule;
217 hFirstModule = pModule->self;
221 /***********************************************************************
224 * Lookup the ordinal for a given name.
226 WORD NE_GetOrdinal( HMODULE16 hModule, const char *name )
228 unsigned char buffer[256], *cpnt;
232 if (!(pModule = NE_GetPtr( hModule ))) return 0;
233 assert( !(pModule->flags & NE_FFLAGS_WIN32) );
235 TRACE("(%04x,'%s')\n", hModule, name );
237 /* First handle names of the form '#xxxx' */
239 if (name[0] == '#') return atoi( name + 1 );
241 /* Now copy and uppercase the string */
243 strcpy( buffer, name );
244 CharUpperA( buffer );
245 len = strlen( buffer );
247 /* First search the resident names */
249 cpnt = (char *)pModule + pModule->name_table;
251 /* Skip the first entry (module name) */
252 cpnt += *cpnt + 1 + sizeof(WORD);
255 if (((BYTE)*cpnt == len) && !memcmp( cpnt+1, buffer, len ))
257 TRACE(" Found: ordinal=%d\n",
258 *(WORD *)(cpnt + *cpnt + 1) );
259 return *(WORD *)(cpnt + *cpnt + 1);
261 cpnt += *cpnt + 1 + sizeof(WORD);
264 /* Now search the non-resident names table */
266 if (!pModule->nrname_handle) return 0; /* No non-resident table */
267 cpnt = (char *)GlobalLock16( pModule->nrname_handle );
269 /* Skip the first entry (module description string) */
270 cpnt += *cpnt + 1 + sizeof(WORD);
273 if (((BYTE)*cpnt == len) && !memcmp( cpnt+1, buffer, len ))
275 TRACE(" Found: ordinal=%d\n",
276 *(WORD *)(cpnt + *cpnt + 1) );
277 return *(WORD *)(cpnt + *cpnt + 1);
279 cpnt += *cpnt + 1 + sizeof(WORD);
285 /***********************************************************************
286 * NE_GetEntryPoint (WPROCS.27)
288 * Return the entry point for a given ordinal.
290 FARPROC16 WINAPI WIN16_NE_GetEntryPoint( HMODULE16 hModule, WORD ordinal )
292 FARPROC16 ret = NE_GetEntryPointEx( hModule, ordinal, TRUE );
293 CURRENT_STACK16->ecx = hModule; /* FIXME: might be incorrect value */
296 FARPROC16 WINAPI NE_GetEntryPoint( HMODULE16 hModule, WORD ordinal )
298 return NE_GetEntryPointEx( hModule, ordinal, TRUE );
300 FARPROC16 NE_GetEntryPointEx( HMODULE16 hModule, WORD ordinal, BOOL16 snoop )
308 if (!(pModule = NE_GetPtr( hModule ))) return 0;
309 assert( !(pModule->flags & NE_FFLAGS_WIN32) );
311 bundle = (ET_BUNDLE *)((BYTE *)pModule + pModule->entry_table);
312 while ((ordinal < bundle->first + 1) || (ordinal > bundle->last))
316 bundle = (ET_BUNDLE *)((BYTE *)pModule + bundle->next);
319 entry = (ET_ENTRY *)((BYTE *)bundle+6);
320 for (i=0; i < (ordinal - bundle->first - 1); i++)
324 offset = entry->offs;
326 if (sel == 0xfe) sel = 0xffff; /* constant entry */
327 else sel = GlobalHandleToSel16(NE_SEG_TABLE(pModule)[sel-1].hSeg);
329 return (FARPROC16)PTR_SEG_OFF_TO_SEGPTR( sel, offset );
331 return (FARPROC16)PTR_SEG_OFF_TO_SEGPTR( sel, offset );
333 return (FARPROC16)SNOOP16_GetProcAddress16(hModule,ordinal,(FARPROC16)PTR_SEG_OFF_TO_SEGPTR( sel, offset ));
337 /***********************************************************************
340 * Change the value of an entry point. Use with caution!
341 * It can only change the offset value, not the selector.
343 BOOL16 NE_SetEntryPoint( HMODULE16 hModule, WORD ordinal, WORD offset )
350 if (!(pModule = NE_GetPtr( hModule ))) return FALSE;
351 assert( !(pModule->flags & NE_FFLAGS_WIN32) );
353 bundle = (ET_BUNDLE *)((BYTE *)pModule + pModule->entry_table);
354 while ((ordinal < bundle->first + 1) || (ordinal > bundle->last))
356 bundle = (ET_BUNDLE *)((BYTE *)pModule + bundle->next);
361 entry = (ET_ENTRY *)((BYTE *)bundle+6);
362 for (i=0; i < (ordinal - bundle->first - 1); i++)
365 entry->offs = offset;
370 /***********************************************************************
373 HANDLE NE_OpenFile( NE_MODULE *pModule )
377 static HANDLE cachedfd = -1;
379 TRACE("(%p) cache: mod=%p fd=%d\n",
380 pModule, pCachedModule, cachedfd );
381 if (pCachedModule == pModule) return cachedfd;
382 CloseHandle( cachedfd );
383 pCachedModule = pModule;
384 name = NE_MODULE_NAME( pModule );
385 if ((cachedfd = CreateFileA( name, GENERIC_READ, FILE_SHARE_READ,
386 NULL, OPEN_EXISTING, 0, -1 )) == -1)
387 MESSAGE( "Can't open file '%s' for module %04x\n", name, pModule->self );
388 TRACE("opened '%s' -> %d\n",
394 /***********************************************************************
397 static HMODULE16 NE_LoadExeHeader( LPCSTR filename )
399 IMAGE_DOS_HEADER mz_header;
400 IMAGE_OS2_HEADER ne_header;
404 BYTE *pData, *pTempEntryTable;
405 char *buffer, *fastload = NULL;
406 int fastload_offset = 0, fastload_length = 0;
408 ET_BUNDLE *bundle, *oldbundle;
413 if ((hFile = OpenFile16( filename, &ofs, OF_READ )) == HFILE_ERROR16)
414 return (HMODULE16)2; /* File not found */
416 /* Read a block from either the file or the fast-load area. */
417 #define READ(offset,size,buffer) \
418 ((fastload && ((offset) >= fastload_offset) && \
419 ((offset)+(size) <= fastload_offset+fastload_length)) ? \
420 (memcpy( buffer, fastload+(offset)-fastload_offset, (size) ), TRUE) : \
421 (_llseek16( hFile, (offset), SEEK_SET), \
422 _hread16( hFile, (buffer), (size) ) == (size)))
424 _llseek16( hFile, 0, SEEK_SET );
425 if ((_hread16(hFile,&mz_header,sizeof(mz_header)) != sizeof(mz_header)) ||
426 (mz_header.e_magic != IMAGE_DOS_SIGNATURE))
429 return (HMODULE16)11; /* invalid exe */
432 _llseek16( hFile, mz_header.e_lfanew, SEEK_SET );
433 if (_hread16( hFile, &ne_header, sizeof(ne_header) ) != sizeof(ne_header))
436 return (HMODULE16)11; /* invalid exe */
439 if (ne_header.ne_magic == IMAGE_NT_SIGNATURE) return (HMODULE16)21; /* win32 exe */
440 if (ne_header.ne_magic != IMAGE_OS2_SIGNATURE) return (HMODULE16)11; /* invalid exe */
442 if (ne_header.ne_magic == IMAGE_OS2_SIGNATURE_LX) {
443 MESSAGE("Sorry, this is an OS/2 linear executable (LX) file !\n");
445 return (HMODULE16)12;
448 /* We now have a valid NE header */
450 size = sizeof(NE_MODULE) +
452 ne_header.ne_cseg * sizeof(SEGTABLEENTRY) +
454 ne_header.ne_restab - ne_header.ne_rsrctab +
455 /* resident names table */
456 ne_header.ne_modtab - ne_header.ne_restab +
457 /* module ref table */
458 ne_header.ne_cmod * sizeof(WORD) +
459 /* imported names table */
460 ne_header.ne_enttab - ne_header.ne_imptab +
461 /* entry table length */
462 ne_header.ne_cbenttab +
463 /* entry table extra conversion space */
465 2 * (ne_header.ne_cbenttab - ne_header.ne_cmovent*6) +
466 /* loaded file info */
467 sizeof(OFSTRUCT)-sizeof(ofs.szPathName)+strlen(ofs.szPathName)+1;
469 hModule = GlobalAlloc16( GMEM_FIXED | GMEM_ZEROINIT, size );
473 return (HMODULE16)11; /* invalid exe */
476 FarSetOwner16( hModule, hModule );
477 pModule = (NE_MODULE *)GlobalLock16( hModule );
478 memcpy( pModule, &ne_header, sizeof(ne_header) );
480 /* check *programs* for default minimal stack size */
481 if ( (!(pModule->flags & NE_FFLAGS_LIBMODULE))
482 && (pModule->stack_size < 0x1400) )
483 pModule->stack_size = 0x1400;
484 pModule->module32 = 0;
485 pModule->self = hModule;
486 pModule->self_loading_sel = 0;
487 pData = (BYTE *)(pModule + 1);
489 /* Clear internal Wine flags in case they are set in the EXE file */
491 pModule->flags &= ~(NE_FFLAGS_BUILTIN | NE_FFLAGS_WIN32);
493 /* Read the fast-load area */
495 if (ne_header.ne_flagsothers & NE_AFLAGS_FASTLOAD)
497 fastload_offset=ne_header.fastload_offset << ne_header.ne_align;
498 fastload_length=ne_header.fastload_length << ne_header.ne_align;
499 TRACE("Using fast-load area offset=%x len=%d\n",
500 fastload_offset, fastload_length );
501 if ((fastload = HeapAlloc( GetProcessHeap(), 0, fastload_length )) != NULL)
503 _llseek16( hFile, fastload_offset, SEEK_SET);
504 if (_hread16(hFile, fastload, fastload_length) != fastload_length)
506 HeapFree( GetProcessHeap(), 0, fastload );
507 WARN("Error reading fast-load area!\n");
513 /* Get the segment table */
515 pModule->seg_table = (int)pData - (int)pModule;
516 buffer = HeapAlloc( GetProcessHeap(), 0, ne_header.ne_cseg *
517 sizeof(struct ne_segment_table_entry_s));
521 struct ne_segment_table_entry_s *pSeg;
523 if (!READ( mz_header.e_lfanew + ne_header.ne_segtab,
524 ne_header.ne_cseg * sizeof(struct ne_segment_table_entry_s),
527 HeapFree( GetProcessHeap(), 0, buffer );
529 HeapFree( GetProcessHeap(), 0, fastload );
530 GlobalFree16( hModule );
532 return (HMODULE16)11; /* invalid exe */
534 pSeg = (struct ne_segment_table_entry_s *)buffer;
535 for (i = ne_header.ne_cseg; i > 0; i--, pSeg++)
537 memcpy( pData, pSeg, sizeof(*pSeg) );
538 pData += sizeof(SEGTABLEENTRY);
540 HeapFree( GetProcessHeap(), 0, buffer );
545 HeapFree( GetProcessHeap(), 0, fastload );
546 GlobalFree16( hModule );
548 return (HMODULE16)11; /* invalid exe */
551 /* Get the resource table */
553 if (ne_header.ne_rsrctab < ne_header.ne_restab)
555 pModule->res_table = (int)pData - (int)pModule;
556 if (!READ(mz_header.e_lfanew + ne_header.ne_rsrctab,
557 ne_header.ne_restab - ne_header.ne_rsrctab,
561 return (HMODULE16)11; /* invalid exe */
563 pData += ne_header.ne_restab - ne_header.ne_rsrctab;
564 NE_InitResourceHandler( hModule );
566 else pModule->res_table = 0; /* No resource table */
568 /* Get the resident names table */
570 pModule->name_table = (int)pData - (int)pModule;
571 if (!READ( mz_header.e_lfanew + ne_header.ne_restab,
572 ne_header.ne_modtab - ne_header.ne_restab,
576 HeapFree( GetProcessHeap(), 0, fastload );
577 GlobalFree16( hModule );
579 return (HMODULE16)11; /* invalid exe */
581 pData += ne_header.ne_modtab - ne_header.ne_restab;
583 /* Get the module references table */
585 if (ne_header.ne_cmod > 0)
587 pModule->modref_table = (int)pData - (int)pModule;
588 if (!READ( mz_header.e_lfanew + ne_header.ne_modtab,
589 ne_header.ne_cmod * sizeof(WORD),
593 HeapFree( GetProcessHeap(), 0, fastload );
594 GlobalFree16( hModule );
596 return (HMODULE16)11; /* invalid exe */
598 pData += ne_header.ne_cmod * sizeof(WORD);
600 else pModule->modref_table = 0; /* No module references */
602 /* Get the imported names table */
604 pModule->import_table = (int)pData - (int)pModule;
605 if (!READ( mz_header.e_lfanew + ne_header.ne_imptab,
606 ne_header.ne_enttab - ne_header.ne_imptab,
610 HeapFree( GetProcessHeap(), 0, fastload );
611 GlobalFree16( hModule );
613 return (HMODULE16)11; /* invalid exe */
615 pData += ne_header.ne_enttab - ne_header.ne_imptab;
617 /* Load entry table, convert it to the optimized version used by Windows */
619 if ((pTempEntryTable = HeapAlloc( GetProcessHeap(), 0, ne_header.ne_cbenttab)) != NULL)
621 BYTE nr_entries, type, *s;
623 TRACE("Converting entry table.\n");
624 pModule->entry_table = (int)pData - (int)pModule;
625 if (!READ( mz_header.e_lfanew + ne_header.ne_enttab,
626 ne_header.ne_cbenttab, pTempEntryTable ))
628 HeapFree( GetProcessHeap(), 0, pTempEntryTable );
630 HeapFree( GetProcessHeap(), 0, fastload );
631 GlobalFree16( hModule );
633 return (HMODULE16)11; /* invalid exe */
637 TRACE("entry table: offs %04x, len %04x, entries %d\n", ne_header.ne_enttab, ne_header.ne_cbenttab, *s);
639 bundle = (ET_BUNDLE *)pData;
640 TRACE("first bundle: %p\n", bundle);
641 memset(bundle, 0, sizeof(ET_BUNDLE)); /* in case no entry table exists */
642 entry = (ET_ENTRY *)((BYTE *)bundle+6);
644 while ((nr_entries = *s++))
648 bundle->last += nr_entries;
655 entry->segnum = *s++;
656 entry->offs = *(WORD *)s; s += 2;
657 /*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
665 entry->segnum = type;
666 entry->offs = *(WORD *)s; s += 2;
667 /*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
673 if (bundle->first == bundle->last)
675 bundle->first += nr_entries;
676 bundle->last += nr_entries;
681 oldbundle->next = ((int)entry - (int)pModule);
682 bundle = (ET_BUNDLE *)entry;
683 TRACE("new bundle: %p\n", bundle);
684 bundle->first = bundle->last =
685 oldbundle->last + nr_entries;
687 (BYTE *)entry += sizeof(ET_BUNDLE);
691 HeapFree( GetProcessHeap(), 0, pTempEntryTable );
696 HeapFree( GetProcessHeap(), 0, fastload );
697 GlobalFree16( hModule );
699 return (HMODULE16)11; /* invalid exe */
702 pData += ne_header.ne_cbenttab + sizeof(ET_BUNDLE) +
703 2 * (ne_header.ne_cbenttab - ne_header.ne_cmovent*6);
705 if ((DWORD)entry > (DWORD)pData)
706 ERR("converted entry table bigger than reserved space !!!\nentry: %p, pData: %p. Please report !\n", entry, pData);
708 /* Store the filename information */
710 pModule->fileinfo = (int)pData - (int)pModule;
711 size = sizeof(OFSTRUCT)-sizeof(ofs.szPathName)+strlen(ofs.szPathName)+1;
712 ofs.cBytes = size - 1;
713 memcpy( pData, &ofs, size );
716 /* Free the fast-load area */
720 HeapFree( GetProcessHeap(), 0, fastload );
722 /* Get the non-resident names table */
724 if (ne_header.ne_cbnrestab)
726 pModule->nrname_handle = GLOBAL_Alloc( 0, ne_header.ne_cbnrestab,
727 hModule, FALSE, FALSE, FALSE );
728 if (!pModule->nrname_handle)
730 GlobalFree16( hModule );
732 return (HMODULE16)11; /* invalid exe */
734 buffer = GlobalLock16( pModule->nrname_handle );
735 _llseek16( hFile, ne_header.ne_nrestab, SEEK_SET );
736 if (_hread16( hFile, buffer, ne_header.ne_cbnrestab )
737 != ne_header.ne_cbnrestab)
739 GlobalFree16( pModule->nrname_handle );
740 GlobalFree16( hModule );
742 return (HMODULE16)11; /* invalid exe */
745 else pModule->nrname_handle = 0;
747 /* Allocate a segment for the implicitly-loaded DLLs */
749 if (pModule->modref_count)
751 pModule->dlls_to_init = GLOBAL_Alloc(GMEM_ZEROINIT,
752 (pModule->modref_count+1)*sizeof(HMODULE16),
753 hModule, FALSE, FALSE, FALSE );
754 if (!pModule->dlls_to_init)
756 if (pModule->nrname_handle) GlobalFree16( pModule->nrname_handle );
757 GlobalFree16( hModule );
759 return (HMODULE16)11; /* invalid exe */
762 else pModule->dlls_to_init = 0;
764 NE_RegisterModule( pModule );
765 SNOOP16_RegisterDLL(pModule,ofs.szPathName);
772 /***********************************************************************
775 * Load all DLLs implicitly linked to a module.
777 static BOOL NE_LoadDLLs( NE_MODULE *pModule )
780 WORD *pModRef = (WORD *)((char *)pModule + pModule->modref_table);
781 WORD *pDLLs = (WORD *)GlobalLock16( pModule->dlls_to_init );
783 for (i = 0; i < pModule->modref_count; i++, pModRef++)
785 char buffer[260], *p;
786 BYTE *pstr = (BYTE *)pModule + pModule->import_table + *pModRef;
787 memcpy( buffer, pstr + 1, *pstr );
788 *(buffer + *pstr) = 0; /* terminate it */
790 TRACE("Loading '%s'\n", buffer );
791 if (!(*pModRef = GetModuleHandle16( buffer )))
793 /* If the DLL is not loaded yet, load it and store */
794 /* its handle in the list of DLLs to initialize. */
797 /* Append .DLL to name if no extension present */
798 if (!(p = strrchr( buffer, '.')) || strchr( p, '/' ) || strchr( p, '\\'))
799 strcat( buffer, ".DLL" );
801 if ((hDLL = MODULE_LoadModule16( buffer, TRUE, TRUE )) < 32)
803 /* FIXME: cleanup what was done */
805 MESSAGE( "Could not load '%s' required by '%.*s', error=%d\n",
806 buffer, *((BYTE*)pModule + pModule->name_table),
807 (char *)pModule + pModule->name_table + 1, hDLL );
810 *pModRef = GetExePtr( hDLL );
813 else /* Increment the reference count of the DLL */
817 pOldDLL = NE_GetPtr( *pModRef );
818 if (pOldDLL) pOldDLL->count++;
825 /**********************************************************************
828 * Load first instance of NE module from file.
830 * pModule must point to a module structure prepared by NE_LoadExeHeader.
831 * This routine must never be called twice on a module.
834 static HINSTANCE16 NE_DoLoadModule( NE_MODULE *pModule )
836 /* Allocate the segments for this module */
838 if (!NE_CreateAllSegments( pModule ))
839 return ERROR_NOT_ENOUGH_MEMORY; /* 8 */
841 /* Load the referenced DLLs */
843 if (!NE_LoadDLLs( pModule ))
844 return ERROR_FILE_NOT_FOUND; /* 2 */
846 /* Load the segments */
848 NE_LoadAllSegments( pModule );
850 /* Make sure the usage count is 1 on the first loading of */
851 /* the module, even if it contains circular DLL references */
855 return NE_GetInstance( pModule );
858 /**********************************************************************
861 * Load first instance of NE module. (Note: caller is responsible for
862 * ensuring the module isn't already loaded!)
864 * If the module turns out to be an executable module, only a
865 * handle to a module stub is returned; this needs to be initialized
866 * by calling NE_DoLoadModule later, in the context of the newly
869 * If lib_only is TRUE, however, the module is perforce treated
870 * like a DLL module, even if it is an executable module.
873 static HINSTANCE16 NE_LoadModule( LPCSTR name, BOOL lib_only )
877 HINSTANCE16 hInstance;
879 hModule = NE_LoadExeHeader( name );
880 if (hModule < 32) return hModule;
882 pModule = NE_GetPtr( hModule );
883 if ( !pModule ) return hModule;
885 if ( !lib_only && !( pModule->flags & NE_FFLAGS_LIBMODULE ) )
888 hInstance = NE_DoLoadModule( pModule );
889 if ( hInstance < 32 )
892 NE_FreeModule( hModule, 0 );
899 /**********************************************************************
900 * MODULE_LoadModule16
902 * Load a NE module in the order of the loadorder specification.
903 * The caller is responsible that the module is not loaded already.
906 static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_only )
910 module_loadorder_t *plo;
912 plo = MODULE_GetLoadOrder(libname);
914 for(i = 0; i < MODULE_LOADORDER_NTYPES; i++)
916 switch(plo->loadorder[i])
918 case MODULE_LOADORDER_DLL:
919 TRACE("Trying native dll '%s'\n", libname);
920 hinst = NE_LoadModule(libname, lib_only);
923 case MODULE_LOADORDER_ELFDLL:
924 TRACE("Trying elfdll '%s'\n", libname);
925 hinst = ELFDLL_LoadModule16(libname);
928 case MODULE_LOADORDER_BI:
929 TRACE("Trying built-in '%s'\n", libname);
930 hinst = BUILTIN_LoadModule(libname);
934 ERR("Got invalid loadorder type %d (%s index %d)\n", plo->loadorder[i], plo->modulename, i);
937 case MODULE_LOADORDER_SO: /* This is not supported for NE modules */
938 case MODULE_LOADORDER_INVALID: /* We ignore this as it is an empty entry */
950 hModule = GetModuleHandle16(libname);
953 ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get module handle. Filename too long ?\n",
955 return 6; /* ERROR_INVALID_HANDLE seems most appropriate */
958 pModule = NE_GetPtr(hModule);
961 ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get NE_MODULE pointer\n",
963 return 6; /* ERROR_INVALID_HANDLE seems most appropriate */
966 TRACE("Loaded module '%s' at 0x%04x.\n", libname, hinst);
969 * Call initialization routines for all loaded DLLs. Note that
970 * when we load implicitly linked DLLs this will be done by InitTask().
972 if(pModule->flags & NE_FFLAGS_LIBMODULE)
974 NE_InitializeDLLs(hModule);
975 NE_DllProcessAttach(hModule);
983 /* We quit searching when we get another error than 'File not found' */
987 return hinst; /* The last error that occured */
991 /**********************************************************************
992 * LoadModule16 (KERNEL.45)
994 HINSTANCE16 WINAPI LoadModule16( LPCSTR name, LPVOID paramBlock )
996 struct new_thread_request *req = get_req_buffer();
998 BOOL lib_only = !paramBlock || (paramBlock == (LPVOID)-1);
999 LOADPARAMS16 *params;
1000 HINSTANCE16 instance = 0;
1011 if ( (hModule = NE_GetModuleByFilename(name) ) != 0 )
1013 /* Special case: second instance of an already loaded NE module */
1015 if ( !( pModule = NE_GetPtr( hModule ) ) ) return (HINSTANCE16)11;
1016 if ( pModule->module32 ) return (HINSTANCE16)21;
1018 /* Increment refcount */
1024 /* Main case: load first instance of NE module */
1026 if ( (hModule = MODULE_LoadModule16( name, FALSE, lib_only )) < 32 )
1029 if ( !(pModule = NE_GetPtr( hModule )) )
1030 return (HINSTANCE16)11;
1033 /* If library module, we just retrieve the instance handle */
1035 if ( ( pModule->flags & NE_FFLAGS_LIBMODULE ) || lib_only )
1036 return NE_GetInstance( pModule );
1039 * At this point, we need to create a new process.
1041 * pModule points either to an already loaded module, whose refcount
1042 * has already been incremented (to avoid having the module vanish
1043 * in the meantime), or else to a stub module which contains only header
1047 /* Create the main thread */
1051 if (server_call_fd( REQ_NEW_THREAD, -1, &socket )) return 0;
1052 CloseHandle( req->handle );
1054 if (!(teb = THREAD_Create( socket, 0, FALSE ))) goto error;
1055 teb->startup = NE_InitProcess;
1057 /* Create a task for this process */
1059 params = (LOADPARAMS16 *)paramBlock;
1060 cmdShow = ((WORD *)PTR_SEG_TO_LIN(params->showCmd))[1];
1061 cmdline = PTR_SEG_TO_LIN( params->cmdLine );
1062 if (!TASK_Create( pModule, cmdShow, teb, cmdline + 1, *cmdline )) goto error;
1064 hTask = teb->htask16;
1066 if (SYSDEPS_SpawnThread( teb ) == -1) goto error;
1068 /* Post event to start the task */
1069 PostEvent16( hTask );
1071 /* Wait until we get the instance handle */
1074 DirectedYield16( hTask );
1075 if (!IsTask16( hTask )) break;
1076 if (!(pTask = (TDB *)GlobalLock16( hTask ))) break;
1077 instance = pTask->hInstance;
1078 GlobalUnlock16( hTask );
1079 } while (!instance);
1084 /* FIXME: free TEB and task */
1086 return 0; /* FIXME */
1090 /**********************************************************************
1093 static void NE_InitProcess(void)
1095 TDB *pTask = (TDB *)GlobalLock16( GetCurrentTask() );
1096 NE_MODULE *pModule = NE_GetPtr( pTask->hModule );
1097 HINSTANCE16 hInstance, hPrevInstance;
1098 SEGTABLEENTRY *pSegTable = NE_SEG_TABLE( pModule );
1101 SYSLEVEL_EnterWin16Lock();
1103 if ( pModule->count > 0 )
1105 /* Second instance of an already loaded NE module */
1106 /* Note that the refcount was already incremented by the parent */
1108 hPrevInstance = NE_GetInstance( pModule );
1110 if ( pModule->dgroup )
1111 if ( NE_CreateSegment( pModule, pModule->dgroup ) )
1112 NE_LoadSegment( pModule, pModule->dgroup );
1114 hInstance = NE_GetInstance( pModule );
1115 TRACE("created second instance %04x[%d] of instance %04x.\n", hInstance, pModule->dgroup, hPrevInstance);
1120 /* Load first instance of NE module */
1122 pModule->flags |= NE_FFLAGS_GUI; /* FIXME: is this necessary? */
1124 hInstance = NE_DoLoadModule( pModule );
1128 if ( hInstance >= 32 )
1132 /* Enter instance handles into task struct */
1134 pTask->hInstance = hInstance;
1135 pTask->hPrevInstance = hPrevInstance;
1137 /* Use DGROUP for 16-bit stack */
1139 if (!(sp = pModule->sp))
1140 sp = pSegTable[pModule->ss-1].minsize + pModule->stack_size;
1142 sp -= sizeof(STACK16FRAME);
1143 pTask->teb->cur_stack = PTR_SEG_OFF_TO_SEGPTR( GlobalHandleToSel16(hInstance), sp );
1145 /* Registers at initialization must be:
1147 * bx stack size in bytes
1148 * cx heap size in bytes
1149 * si previous app instance
1150 * di current app instance
1152 * es selector to the PSP
1153 * ds dgroup of the application
1155 * sp top of the stack
1157 memset( &context, 0, sizeof(context) );
1158 CS_reg(&context) = GlobalHandleToSel16(pSegTable[pModule->cs - 1].hSeg);
1159 DS_reg(&context) = GlobalHandleToSel16(pTask->hInstance);
1160 ES_reg(&context) = pTask->hPDB;
1161 EIP_reg(&context) = pModule->ip;
1162 EBX_reg(&context) = pModule->stack_size;
1163 ECX_reg(&context) = pModule->heap_size;
1164 EDI_reg(&context) = pTask->hInstance;
1165 ESI_reg(&context) = pTask->hPrevInstance;
1167 /* Now call 16-bit entry point */
1169 TRACE("Starting main program: cs:ip=%04lx:%04lx ds=%04lx ss:sp=%04x:%04x\n",
1170 CS_reg(&context), EIP_reg(&context), DS_reg(&context),
1171 SELECTOROF(pTask->teb->cur_stack),
1172 OFFSETOF(pTask->teb->cur_stack) );
1174 ExitThread( Callbacks->CallRegisterShortProc( &context, 0 ) );
1177 SYSLEVEL_LeaveWin16Lock();
1178 ExitThread( hInstance );
1181 /***********************************************************************
1182 * LoadLibrary16 (KERNEL.95)
1184 HINSTANCE16 WINAPI LoadLibrary16( LPCSTR libname )
1186 return LoadModule16(libname, (LPVOID)-1 );
1190 /**********************************************************************
1193 * Call a DLL's WEP, allowing it to shut down.
1194 * FIXME: we always pass the WEP WEP_FREE_DLL, never WEP_SYSTEM_EXIT
1196 static BOOL16 MODULE_CallWEP( HMODULE16 hModule )
1198 FARPROC16 WEP = (FARPROC16)0;
1199 WORD ordinal = NE_GetOrdinal( hModule, "WEP" );
1201 if (ordinal) WEP = NE_GetEntryPoint( hModule, ordinal );
1204 WARN("module %04x doesn't have a WEP\n", hModule );
1207 return Callbacks->CallWindowsExitProc( WEP, WEP_FREE_DLL );
1211 /**********************************************************************
1214 * Implementation of FreeModule16().
1216 static BOOL16 NE_FreeModule( HMODULE16 hModule, BOOL call_wep )
1218 HMODULE16 *hPrevModule;
1223 if (!(pModule = NE_GetPtr( hModule ))) return FALSE;
1224 hModule = pModule->self;
1226 TRACE("%04x count %d\n", hModule, pModule->count );
1228 if (((INT16)(--pModule->count)) > 0 ) return TRUE;
1229 else pModule->count = 0;
1231 if (pModule->flags & NE_FFLAGS_BUILTIN)
1232 return FALSE; /* Can't free built-in module */
1234 if (call_wep && !(pModule->flags & NE_FFLAGS_WIN32))
1236 if (pModule->flags & NE_FFLAGS_LIBMODULE)
1238 MODULE_CallWEP( hModule );
1240 /* Free the objects owned by the DLL module */
1241 TASK_CallTaskSignalProc( USIG16_DLL_UNLOAD, hModule );
1242 PROCESS_CallUserSignalProc( USIG_DLL_UNLOAD_WIN16, hModule );
1245 call_wep = FALSE; /* We are freeing a task -> no more WEPs */
1249 /* Clear magic number just in case */
1251 pModule->magic = pModule->self = 0;
1253 /* Remove it from the linked list */
1255 hPrevModule = &hFirstModule;
1256 while (*hPrevModule && (*hPrevModule != hModule))
1258 hPrevModule = &(NE_GetPtr( *hPrevModule ))->next;
1260 if (*hPrevModule) *hPrevModule = pModule->next;
1262 /* Free the referenced modules */
1264 pModRef = (HMODULE16*)NE_MODULE_TABLE( pModule );
1265 for (i = 0; i < pModule->modref_count; i++, pModRef++)
1267 NE_FreeModule( *pModRef, call_wep );
1270 /* Free the module storage */
1272 GlobalFreeAll16( hModule );
1274 /* Remove module from cache */
1276 if (pCachedModule == pModule) pCachedModule = NULL;
1281 /**********************************************************************
1282 * FreeModule16 (KERNEL.46)
1284 BOOL16 WINAPI FreeModule16( HMODULE16 hModule )
1286 return NE_FreeModule( hModule, TRUE );
1290 /***********************************************************************
1291 * FreeLibrary16 (KERNEL.96)
1293 void WINAPI FreeLibrary16( HINSTANCE16 handle )
1295 TRACE("%04x\n", handle );
1296 FreeModule16( handle );
1300 /**********************************************************************
1301 * GetModuleName (KERNEL.27)
1303 BOOL16 WINAPI GetModuleName16( HINSTANCE16 hinst, LPSTR buf, INT16 count )
1308 if (!(pModule = NE_GetPtr( hinst ))) return FALSE;
1309 p = (BYTE *)pModule + pModule->name_table;
1310 if (count > *p) count = *p + 1;
1313 memcpy( buf, p + 1, count - 1 );
1314 buf[count-1] = '\0';
1320 /**********************************************************************
1321 * GetModuleUsage (KERNEL.48)
1323 INT16 WINAPI GetModuleUsage16( HINSTANCE16 hModule )
1325 NE_MODULE *pModule = NE_GetPtr( hModule );
1326 return pModule ? pModule->count : 0;
1330 /**********************************************************************
1331 * GetExpWinVer (KERNEL.167)
1333 WORD WINAPI GetExpWinVer16( HMODULE16 hModule )
1335 NE_MODULE *pModule = NE_GetPtr( hModule );
1336 if ( !pModule ) return 0;
1339 * For built-in modules, fake the expected version the module should
1340 * have according to the Windows version emulated by Wine
1342 if ( !pModule->expected_version )
1344 OSVERSIONINFOA versionInfo;
1345 versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);
1347 if ( GetVersionExA( &versionInfo ) )
1348 pModule->expected_version =
1349 (versionInfo.dwMajorVersion & 0xff) << 8
1350 | (versionInfo.dwMinorVersion & 0xff);
1353 return pModule->expected_version;
1357 /**********************************************************************
1358 * GetModuleFileName16 (KERNEL.49)
1360 * Comment: see GetModuleFileNameA
1362 * Even if invoked by second instance of a program,
1363 * it still returns path of first one.
1365 INT16 WINAPI GetModuleFileName16( HINSTANCE16 hModule, LPSTR lpFileName,
1370 /* Win95 does not query hModule if set to 0 !
1371 * Is this wrong or maybe Win3.1 only ? */
1372 if (!hModule) hModule = GetCurrentTask();
1374 if (!(pModule = NE_GetPtr( hModule ))) return 0;
1375 lstrcpynA( lpFileName, NE_MODULE_NAME(pModule), nSize );
1376 if (pModule->expected_version >= 0x400)
1377 GetLongPathNameA(NE_MODULE_NAME(pModule), lpFileName, nSize);
1378 TRACE("%04x -> '%s'\n", hModule, lpFileName );
1379 return strlen(lpFileName);
1383 /**********************************************************************
1384 * GetModuleHandle (KERNEL.47)
1386 * Find a module from a module name.
1388 * NOTE: The current implementation works the same way the Windows 95 one
1389 * does. Do not try to 'fix' it, fix the callers.
1390 * + It does not do ANY extension handling (except that strange .EXE bit)!
1391 * + It does not care about paths, just about basenames. (same as Windows)
1395 * the win16 module handle if found
1397 * HIWORD (undocumented, see "Undocumented Windows", chapter 5):
1398 * Always hFirstModule
1400 DWORD WINAPI WIN16_GetModuleHandle( SEGPTR name )
1402 if (HIWORD(name) == 0)
1403 return MAKELONG(GetExePtr( (HINSTANCE16)name), hFirstModule );
1404 return MAKELONG(GetModuleHandle16( PTR_SEG_TO_LIN(name)), hFirstModule );
1407 HMODULE16 WINAPI GetModuleHandle16( LPCSTR name )
1409 HMODULE16 hModule = hFirstModule;
1411 BYTE len, *name_table;
1412 char tmpstr[MAX_PATH];
1415 TRACE("(%s)\n", name);
1418 return GetExePtr(LOWORD(name));
1424 lstrcpynA(tmpstr, name, sizeof(tmpstr));
1426 /* If 'name' matches exactly the module name of a module:
1427 * Return its handle.
1429 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1431 pModule = NE_GetPtr( hModule );
1432 if (!pModule) break;
1433 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1435 name_table = (BYTE *)pModule + pModule->name_table;
1436 if ((*name_table == len) && !strncmp(name, name_table+1, len))
1440 /* If uppercased 'name' matches exactly the module name of a module:
1443 for (s = tmpstr; *s; s++)
1446 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1448 pModule = NE_GetPtr( hModule );
1449 if (!pModule) break;
1450 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1452 name_table = (BYTE *)pModule + pModule->name_table;
1453 /* FIXME: the lstrncmpiA is WRONG. It should not be case insensitive,
1454 * but case sensitive! (Unfortunately Winword 6 and subdlls have
1455 * lowercased module names, but try to load uppercase DLLs, so this
1456 * 'i' compare is just a quickfix until the loader handles that
1457 * correctly. -MM 990705
1459 if ((*name_table == len) && !lstrncmpiA(tmpstr, name_table+1, len))
1463 /* If the base filename of 'name' matches the base filename of the module
1464 * filename of some module (case-insensitive compare):
1465 * Return its handle.
1468 /* basename: search backwards in passed name to \ / or : */
1469 s = tmpstr + strlen(tmpstr);
1472 if (s[-1]=='/' || s[-1]=='\\' || s[-1]==':')
1477 /* search this in loaded filename list */
1478 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1483 pModule = NE_GetPtr( hModule );
1484 if (!pModule) break;
1485 if (!pModule->fileinfo) continue;
1486 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1488 ofs = (OFSTRUCT*)((BYTE *)pModule + pModule->fileinfo);
1489 loadedfn = ((char*)ofs->szPathName) + strlen(ofs->szPathName);
1490 /* basename: search backwards in pathname to \ / or : */
1491 while (loadedfn > (char*)ofs->szPathName)
1493 if (loadedfn[-1]=='/' || loadedfn[-1]=='\\' || loadedfn[-1]==':')
1497 /* case insensitive compare ... */
1498 if (!lstrcmpiA(loadedfn, s))
1502 /* If the extension of 'name' is '.EXE' and the base filename of 'name'
1503 * matches the base filename of the module filename of some 32-bit module:
1504 * Return the corresponding 16-bit dummy module handle.
1506 if (len >= 4 && !strcasecmp(name+len-4, ".EXE"))
1508 HMODULE hModule = GetModuleHandleA( name );
1510 return MapHModuleLS( hModule );
1513 if (!strcmp(tmpstr,"MSDOS"))
1516 if (!strcmp(tmpstr,"TIMER"))
1518 FIXME("Eh... Should return caller's code segment, expect crash\n");
1525 /**********************************************************************
1526 * NE_GetModuleByFilename
1528 static HMODULE16 NE_GetModuleByFilename( LPCSTR name )
1532 BYTE len, *name_table;
1533 char tmpstr[MAX_PATH];
1536 lstrcpynA(tmpstr, name, sizeof(tmpstr));
1538 /* If the base filename of 'name' matches the base filename of the module
1539 * filename of some module (case-insensitive compare):
1540 * Return its handle.
1543 /* basename: search backwards in passed name to \ / or : */
1544 s = tmpstr + strlen(tmpstr);
1547 if (s[-1]=='/' || s[-1]=='\\' || s[-1]==':')
1552 /* search this in loaded filename list */
1553 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1558 pModule = NE_GetPtr( hModule );
1559 if (!pModule) break;
1560 if (!pModule->fileinfo) continue;
1561 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1563 ofs = (OFSTRUCT*)((BYTE *)pModule + pModule->fileinfo);
1564 loadedfn = ((char*)ofs->szPathName) + strlen(ofs->szPathName);
1565 /* basename: search backwards in pathname to \ / or : */
1566 while (loadedfn > (char*)ofs->szPathName)
1568 if (loadedfn[-1]=='/' || loadedfn[-1]=='\\' || loadedfn[-1]==':')
1572 /* case insensitive compare ... */
1573 if (!lstrcmpiA(loadedfn, s))
1577 /* If basename (without ext) matches the module name of a module:
1578 * Return its handle.
1581 if ( (p = strrchr( s, '.' )) != NULL ) *p = '\0';
1584 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1586 pModule = NE_GetPtr( hModule );
1587 if (!pModule) break;
1588 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1590 name_table = (BYTE *)pModule + pModule->name_table;
1591 if ((*name_table == len) && !lstrncmpiA(s, name_table+1, len))
1598 /**********************************************************************
1599 * ModuleFirst (TOOLHELP.59)
1601 BOOL16 WINAPI ModuleFirst16( MODULEENTRY *lpme )
1603 lpme->wNext = hFirstModule;
1604 return ModuleNext16( lpme );
1608 /**********************************************************************
1609 * ModuleNext (TOOLHELP.60)
1611 BOOL16 WINAPI ModuleNext16( MODULEENTRY *lpme )
1616 if (!lpme->wNext) return FALSE;
1617 if (!(pModule = NE_GetPtr( lpme->wNext ))) return FALSE;
1618 name = (char *)pModule + pModule->name_table;
1619 memcpy( lpme->szModule, name + 1, min(*name, MAX_MODULE_NAME) );
1620 lpme->szModule[min(*name, MAX_MODULE_NAME)] = '\0';
1621 lpme->hModule = lpme->wNext;
1622 lpme->wcUsage = pModule->count;
1623 lstrcpynA( lpme->szExePath, NE_MODULE_NAME(pModule), sizeof(lpme->szExePath) );
1624 lpme->wNext = pModule->next;
1629 /**********************************************************************
1630 * ModuleFindName (TOOLHELP.61)
1632 BOOL16 WINAPI ModuleFindName16( MODULEENTRY *lpme, LPCSTR name )
1634 lpme->wNext = GetModuleHandle16( name );
1635 return ModuleNext16( lpme );
1639 /**********************************************************************
1640 * ModuleFindHandle (TOOLHELP.62)
1642 BOOL16 WINAPI ModuleFindHandle16( MODULEENTRY *lpme, HMODULE16 hModule )
1644 hModule = GetExePtr( hModule );
1645 lpme->wNext = hModule;
1646 return ModuleNext16( lpme );
1650 /***************************************************************************
1651 * IsRomModule16 (KERNEL.323)
1653 BOOL16 WINAPI IsRomModule16( HMODULE16 unused )
1658 /***************************************************************************
1659 * IsRomFile16 (KERNEL.326)
1661 BOOL16 WINAPI IsRomFile16( HFILE16 unused )
1666 /***************************************************************************
1667 * MapHModuleLS (KERNEL32.520)
1669 HMODULE16 WINAPI MapHModuleLS(HMODULE hmod) {
1673 return ((TDB*)GlobalLock16(GetCurrentTask()))->hInstance;
1675 return hmod; /* we already have a 16 bit module handle */
1676 pModule = (NE_MODULE*)GlobalLock16(hFirstModule);
1678 if (pModule->module32 == hmod)
1679 return pModule->self;
1680 pModule = (NE_MODULE*)GlobalLock16(pModule->next);
1685 /***************************************************************************
1686 * MapHModuleSL (KERNEL32.521)
1688 HMODULE WINAPI MapHModuleSL(HMODULE16 hmod) {
1692 TDB *pTask = (TDB*)GlobalLock16(GetCurrentTask());
1694 hmod = pTask->hModule;
1696 pModule = (NE_MODULE*)GlobalLock16(hmod);
1697 if ( (pModule->magic!=IMAGE_OS2_SIGNATURE) ||
1698 !(pModule->flags & NE_FFLAGS_WIN32)
1701 return pModule->module32;
1704 /***************************************************************************
1705 * MapHInstLS (KERNEL32.516)(KERNEL.472)
1707 void WINAPI MapHInstLS( CONTEXT86 *context )
1709 EAX_reg(context) = MapHModuleLS(EAX_reg(context));
1712 /***************************************************************************
1713 * MapHInstSL (KERNEL32.518)(KERNEL.473)
1715 void WINAPI MapHInstSL( CONTEXT86 *context )
1717 EAX_reg(context) = MapHModuleSL(EAX_reg(context));
1720 /***************************************************************************
1721 * MapHInstLS_PN (KERNEL32.517)
1723 void WINAPI MapHInstLS_PN( CONTEXT86 *context )
1725 if (EAX_reg(context))
1726 EAX_reg(context) = MapHModuleLS(EAX_reg(context));
1729 /***************************************************************************
1730 * MapHInstSL_PN (KERNEL32.519)
1732 void WINAPI MapHInstSL_PN( CONTEXT86 *context )
1734 if (EAX_reg(context))
1735 EAX_reg(context) = MapHModuleSL(EAX_reg(context));