4 * Copyright 1995 Alexandre Julliard
13 #include "wine/port.h"
14 #include "wine/winbase16.h"
15 #include "wine/library.h"
24 #include "builtin16.h"
25 #include "stackframe.h"
26 #include "debugtools.h"
27 #include "loadorder.h"
30 DEFAULT_DEBUG_CHANNEL(module);
35 struct ne_segment_table_entry_s
37 WORD seg_data_offset; /* Sector offset of segment data */
38 WORD seg_data_length; /* Length of segment data */
39 WORD seg_flags; /* Flags associated with this segment */
40 WORD min_alloc; /* Minimum allocation size for this */
43 #define hFirstModule (pThhook->hExeHead)
45 static NE_MODULE *pCachedModule = 0; /* Module cached by NE_OpenFile */
47 static HINSTANCE16 NE_LoadModule( LPCSTR name, BOOL lib_only );
48 static BOOL16 NE_FreeModule( HMODULE16 hModule, BOOL call_wep );
49 static void NE_InitProcess(void) WINE_NORETURN;
51 static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_only );
53 static HMODULE16 NE_GetModuleByFilename( LPCSTR name );
55 /* ### start build ### */
56 extern WORD CALLBACK NE_CallTo16_word_w(FARPROC16,WORD);
57 /* ### stop build ### */
59 /***********************************************************************
62 NE_MODULE *NE_GetPtr( HMODULE16 hModule )
64 return (NE_MODULE *)GlobalLock16( GetExePtr(hModule) );
68 /***********************************************************************
71 void NE_DumpModule( HMODULE16 hModule )
81 if (!(pModule = NE_GetPtr( hModule )))
83 MESSAGE( "**** %04x is not a module handle\n", hModule );
87 /* Dump the module info */
89 DPRINTF( "Module %04x:\n", hModule );
90 DPRINTF( "count=%d flags=%04x heap=%d stack=%d\n",
91 pModule->count, pModule->flags,
92 pModule->heap_size, pModule->stack_size );
93 DPRINTF( "cs:ip=%04x:%04x ss:sp=%04x:%04x ds=%04x nb seg=%d modrefs=%d\n",
94 pModule->cs, pModule->ip, pModule->ss, pModule->sp, pModule->dgroup,
95 pModule->seg_count, pModule->modref_count );
96 DPRINTF( "os_flags=%d swap_area=%d version=%04x\n",
97 pModule->os_flags, pModule->min_swap_area,
98 pModule->expected_version );
99 if (pModule->flags & NE_FFLAGS_WIN32)
100 DPRINTF( "PE module=%08x\n", pModule->module32 );
102 /* Dump the file info */
104 DPRINTF( "Filename: '%s'\n", NE_MODULE_NAME(pModule) );
106 /* Dump the segment table */
108 DPRINTF( "Segment table:\n" );
109 pSeg = NE_SEG_TABLE( pModule );
110 for (i = 0; i < pModule->seg_count; i++, pSeg++)
111 DPRINTF( "%02x: pos=%d size=%d flags=%04x minsize=%d hSeg=%04x\n",
112 i + 1, pSeg->filepos, pSeg->size, pSeg->flags,
113 pSeg->minsize, pSeg->hSeg );
115 /* Dump the resource table */
117 DPRINTF( "Resource table:\n" );
118 if (pModule->res_table)
120 pword = (WORD *)((BYTE *)pModule + pModule->res_table);
121 DPRINTF( "Alignment: %d\n", *pword++ );
124 NE_TYPEINFO *ptr = (NE_TYPEINFO *)pword;
125 NE_NAMEINFO *pname = (NE_NAMEINFO *)(ptr + 1);
126 DPRINTF( "id=%04x count=%d\n", ptr->type_id, ptr->count );
127 for (i = 0; i < ptr->count; i++, pname++)
128 DPRINTF( "offset=%d len=%d id=%04x\n",
129 pname->offset, pname->length, pname->id );
130 pword = (WORD *)pname;
133 else DPRINTF( "None\n" );
135 /* Dump the resident name table */
137 DPRINTF( "Resident-name table:\n" );
138 pstr = (char *)pModule + pModule->name_table;
141 DPRINTF( "%*.*s: %d\n", *pstr, *pstr, pstr + 1,
142 *(WORD *)(pstr + *pstr + 1) );
143 pstr += *pstr + 1 + sizeof(WORD);
146 /* Dump the module reference table */
148 DPRINTF( "Module ref table:\n" );
149 if (pModule->modref_table)
151 pword = (WORD *)((BYTE *)pModule + pModule->modref_table);
152 for (i = 0; i < pModule->modref_count; i++, pword++)
155 GetModuleName16( *pword, name, sizeof(name) );
156 DPRINTF( "%d: %04x -> '%s'\n", i, *pword, name );
159 else DPRINTF( "None\n" );
161 /* Dump the entry table */
163 DPRINTF( "Entry table:\n" );
164 bundle = (ET_BUNDLE *)((BYTE *)pModule+pModule->entry_table);
166 entry = (ET_ENTRY *)((BYTE *)bundle+6);
167 DPRINTF( "Bundle %d-%d: %02x\n", bundle->first, bundle->last, entry->type);
168 ordinal = bundle->first;
169 while (ordinal < bundle->last)
171 if (entry->type == 0xff)
172 DPRINTF("%d: %02x:%04x (moveable)\n", ordinal++, entry->segnum, entry->offs);
174 DPRINTF("%d: %02x:%04x (fixed)\n", ordinal++, entry->segnum, entry->offs);
177 } while ( (bundle->next)
178 && (bundle = ((ET_BUNDLE *)((BYTE *)pModule + bundle->next))) );
180 /* Dump the non-resident names table */
182 DPRINTF( "Non-resident names table:\n" );
183 if (pModule->nrname_handle)
185 pstr = (char *)GlobalLock16( pModule->nrname_handle );
188 DPRINTF( "%*.*s: %d\n", *pstr, *pstr, pstr + 1,
189 *(WORD *)(pstr + *pstr + 1) );
190 pstr += *pstr + 1 + sizeof(WORD);
197 /***********************************************************************
200 * Walk the module list and print the modules.
202 void NE_WalkModules(void)
204 HMODULE16 hModule = hFirstModule;
205 MESSAGE( "Module Flags Name\n" );
208 NE_MODULE *pModule = NE_GetPtr( hModule );
211 MESSAGE( "Bad module %04x in list\n", hModule );
214 MESSAGE( " %04x %04x %.*s\n", hModule, pModule->flags,
215 *((char *)pModule + pModule->name_table),
216 (char *)pModule + pModule->name_table + 1 );
217 hModule = pModule->next;
222 /**********************************************************************
225 void NE_RegisterModule( NE_MODULE *pModule )
227 pModule->next = hFirstModule;
228 hFirstModule = pModule->self;
232 /***********************************************************************
235 * Lookup the ordinal for a given name.
237 WORD NE_GetOrdinal( HMODULE16 hModule, const char *name )
239 unsigned char buffer[256], *cpnt;
243 if (!(pModule = NE_GetPtr( hModule ))) return 0;
244 assert( !(pModule->flags & NE_FFLAGS_WIN32) );
246 TRACE("(%04x,'%s')\n", hModule, name );
248 /* First handle names of the form '#xxxx' */
250 if (name[0] == '#') return atoi( name + 1 );
252 /* Now copy and uppercase the string */
254 strcpy( buffer, name );
255 for (cpnt = buffer; *cpnt; cpnt++) *cpnt = FILE_toupper(*cpnt);
258 /* First search the resident names */
260 cpnt = (char *)pModule + pModule->name_table;
262 /* Skip the first entry (module name) */
263 cpnt += *cpnt + 1 + sizeof(WORD);
266 if (((BYTE)*cpnt == len) && !memcmp( cpnt+1, buffer, len ))
268 WORD ordinal = GET_UA_WORD( cpnt + *cpnt + 1 );
269 TRACE(" Found: ordinal=%d\n", ordinal );
272 cpnt += *cpnt + 1 + sizeof(WORD);
275 /* Now search the non-resident names table */
277 if (!pModule->nrname_handle) return 0; /* No non-resident table */
278 cpnt = (char *)GlobalLock16( pModule->nrname_handle );
280 /* Skip the first entry (module description string) */
281 cpnt += *cpnt + 1 + sizeof(WORD);
284 if (((BYTE)*cpnt == len) && !memcmp( cpnt+1, buffer, len ))
286 WORD ordinal = GET_UA_WORD( cpnt + *cpnt + 1 );
287 TRACE(" Found: ordinal=%d\n", ordinal );
290 cpnt += *cpnt + 1 + sizeof(WORD);
296 /***********************************************************************
297 * NE_GetEntryPoint / EntryAddrProc16 (KERNEL Wine-specific export)
299 * Return the entry point for a given ordinal.
301 FARPROC16 WINAPI EntryAddrProc16( HMODULE16 hModule, WORD ordinal )
303 FARPROC16 ret = NE_GetEntryPointEx( hModule, ordinal, TRUE );
304 CURRENT_STACK16->ecx = hModule; /* FIXME: might be incorrect value */
307 FARPROC16 WINAPI NE_GetEntryPoint( HMODULE16 hModule, WORD ordinal )
309 return NE_GetEntryPointEx( hModule, ordinal, TRUE );
311 FARPROC16 NE_GetEntryPointEx( HMODULE16 hModule, WORD ordinal, BOOL16 snoop )
319 if (!(pModule = NE_GetPtr( hModule ))) return 0;
320 assert( !(pModule->flags & NE_FFLAGS_WIN32) );
322 bundle = (ET_BUNDLE *)((BYTE *)pModule + pModule->entry_table);
323 while ((ordinal < bundle->first + 1) || (ordinal > bundle->last))
327 bundle = (ET_BUNDLE *)((BYTE *)pModule + bundle->next);
330 entry = (ET_ENTRY *)((BYTE *)bundle+6);
331 for (i=0; i < (ordinal - bundle->first - 1); i++)
335 offset = GET_UA_WORD( &entry->offs );
337 if (sel == 0xfe) sel = 0xffff; /* constant entry */
338 else sel = GlobalHandleToSel16(NE_SEG_TABLE(pModule)[sel-1].hSeg);
340 return (FARPROC16)MAKESEGPTR( sel, offset );
342 return (FARPROC16)MAKESEGPTR( sel, offset );
344 return (FARPROC16)SNOOP16_GetProcAddress16(hModule,ordinal,(FARPROC16)MAKESEGPTR( sel, offset ));
348 /***********************************************************************
351 * Change the value of an entry point. Use with caution!
352 * It can only change the offset value, not the selector.
354 BOOL16 NE_SetEntryPoint( HMODULE16 hModule, WORD ordinal, WORD offset )
361 if (!(pModule = NE_GetPtr( hModule ))) return FALSE;
362 assert( !(pModule->flags & NE_FFLAGS_WIN32) );
364 bundle = (ET_BUNDLE *)((BYTE *)pModule + pModule->entry_table);
365 while ((ordinal < bundle->first + 1) || (ordinal > bundle->last))
367 bundle = (ET_BUNDLE *)((BYTE *)pModule + bundle->next);
372 entry = (ET_ENTRY *)((BYTE *)bundle+6);
373 for (i=0; i < (ordinal - bundle->first - 1); i++)
376 PUT_UA_WORD( &entry->offs, offset );
381 /***********************************************************************
384 HANDLE NE_OpenFile( NE_MODULE *pModule )
388 static HANDLE cachedfd = -1;
390 TRACE("(%p) cache: mod=%p fd=%d\n",
391 pModule, pCachedModule, cachedfd );
392 if (pCachedModule == pModule) return cachedfd;
393 CloseHandle( cachedfd );
394 pCachedModule = pModule;
395 name = NE_MODULE_NAME( pModule );
396 if ((cachedfd = CreateFileA( name, GENERIC_READ, FILE_SHARE_READ,
397 NULL, OPEN_EXISTING, 0, -1 )) == -1)
398 MESSAGE( "Can't open file '%s' for module %04x\n", name, pModule->self );
399 TRACE("opened '%s' -> %d\n",
405 /***********************************************************************
408 * We always have to close hFile upon exit.
409 * Otherwise we get file sharing trouble !
411 static HMODULE16 NE_LoadExeHeader( LPCSTR filename )
413 IMAGE_DOS_HEADER mz_header;
414 IMAGE_OS2_HEADER ne_header;
418 BYTE *pData, *pTempEntryTable;
419 char *buffer, *fastload = NULL;
420 int fastload_offset = 0, fastload_length = 0;
422 ET_BUNDLE *bundle, *oldbundle;
427 if ((hFile = OpenFile16( filename, &ofs, OF_READ )) == HFILE_ERROR16)
428 return (HMODULE16)2; /* File not found */
430 /* Read a block from either the file or the fast-load area. */
431 #define READ(offset,size,buffer) \
432 ((fastload && ((offset) >= fastload_offset) && \
433 ((offset)+(size) <= fastload_offset+fastload_length)) ? \
434 (memcpy( buffer, fastload+(offset)-fastload_offset, (size) ), TRUE) : \
435 (_llseek16( hFile, (offset), SEEK_SET), \
436 _hread16( hFile, (buffer), (size) ) == (size)))
438 _llseek16( hFile, 0, SEEK_SET );
439 if ((_hread16(hFile,&mz_header,sizeof(mz_header)) != sizeof(mz_header)) ||
440 (mz_header.e_magic != IMAGE_DOS_SIGNATURE))
443 return (HMODULE16)11; /* invalid exe */
446 _llseek16( hFile, mz_header.e_lfanew, SEEK_SET );
447 if (_hread16( hFile, &ne_header, sizeof(ne_header) ) != sizeof(ne_header))
450 return (HMODULE16)11; /* invalid exe */
453 if (ne_header.ne_magic == IMAGE_NT_SIGNATURE)
456 return (HMODULE16)21; /* win32 exe */
458 if (ne_header.ne_magic == IMAGE_OS2_SIGNATURE_LX) {
459 MESSAGE("Sorry, this is an OS/2 linear executable (LX) file !\n");
461 return (HMODULE16)12;
463 if (ne_header.ne_magic != IMAGE_OS2_SIGNATURE)
466 return (HMODULE16)11; /* invalid exe */
469 /* We now have a valid NE header */
471 size = sizeof(NE_MODULE) +
473 ne_header.ne_cseg * sizeof(SEGTABLEENTRY) +
475 ne_header.ne_restab - ne_header.ne_rsrctab +
476 /* resident names table */
477 ne_header.ne_modtab - ne_header.ne_restab +
478 /* module ref table */
479 ne_header.ne_cmod * sizeof(WORD) +
480 /* imported names table */
481 ne_header.ne_enttab - ne_header.ne_imptab +
482 /* entry table length */
483 ne_header.ne_cbenttab +
484 /* entry table extra conversion space */
486 2 * (ne_header.ne_cbenttab - ne_header.ne_cmovent*6) +
487 /* loaded file info */
488 sizeof(OFSTRUCT)-sizeof(ofs.szPathName)+strlen(ofs.szPathName)+1;
490 hModule = GlobalAlloc16( GMEM_FIXED | GMEM_ZEROINIT, size );
494 return (HMODULE16)11; /* invalid exe */
497 FarSetOwner16( hModule, hModule );
498 pModule = (NE_MODULE *)GlobalLock16( hModule );
499 memcpy( pModule, &ne_header, sizeof(ne_header) );
501 /* check *programs* for default minimal stack size */
502 if ( (!(pModule->flags & NE_FFLAGS_LIBMODULE))
503 && (pModule->stack_size < 0x1400) )
504 pModule->stack_size = 0x1400;
505 pModule->module32 = 0;
506 pModule->self = hModule;
507 pModule->self_loading_sel = 0;
508 pData = (BYTE *)(pModule + 1);
510 /* Clear internal Wine flags in case they are set in the EXE file */
512 pModule->flags &= ~(NE_FFLAGS_BUILTIN | NE_FFLAGS_WIN32);
514 /* Read the fast-load area */
516 if (ne_header.ne_flagsothers & NE_AFLAGS_FASTLOAD)
518 fastload_offset=ne_header.fastload_offset << ne_header.ne_align;
519 fastload_length=ne_header.fastload_length << ne_header.ne_align;
520 TRACE("Using fast-load area offset=%x len=%d\n",
521 fastload_offset, fastload_length );
522 if ((fastload = HeapAlloc( GetProcessHeap(), 0, fastload_length )) != NULL)
524 _llseek16( hFile, fastload_offset, SEEK_SET);
525 if (_hread16(hFile, fastload, fastload_length) != fastload_length)
527 HeapFree( GetProcessHeap(), 0, fastload );
528 WARN("Error reading fast-load area!\n");
534 /* Get the segment table */
536 pModule->seg_table = (int)pData - (int)pModule;
537 buffer = HeapAlloc( GetProcessHeap(), 0, ne_header.ne_cseg *
538 sizeof(struct ne_segment_table_entry_s));
542 struct ne_segment_table_entry_s *pSeg;
544 if (!READ( mz_header.e_lfanew + ne_header.ne_segtab,
545 ne_header.ne_cseg * sizeof(struct ne_segment_table_entry_s),
548 HeapFree( GetProcessHeap(), 0, buffer );
550 HeapFree( GetProcessHeap(), 0, fastload );
551 GlobalFree16( hModule );
553 return (HMODULE16)11; /* invalid exe */
555 pSeg = (struct ne_segment_table_entry_s *)buffer;
556 for (i = ne_header.ne_cseg; i > 0; i--, pSeg++)
558 memcpy( pData, pSeg, sizeof(*pSeg) );
559 pData += sizeof(SEGTABLEENTRY);
561 HeapFree( GetProcessHeap(), 0, buffer );
566 HeapFree( GetProcessHeap(), 0, fastload );
567 GlobalFree16( hModule );
569 return (HMODULE16)11; /* invalid exe */
572 /* Get the resource table */
574 if (ne_header.ne_rsrctab < ne_header.ne_restab)
576 pModule->res_table = (int)pData - (int)pModule;
577 if (!READ(mz_header.e_lfanew + ne_header.ne_rsrctab,
578 ne_header.ne_restab - ne_header.ne_rsrctab,
582 return (HMODULE16)11; /* invalid exe */
584 pData += ne_header.ne_restab - ne_header.ne_rsrctab;
585 NE_InitResourceHandler( hModule );
587 else pModule->res_table = 0; /* No resource table */
589 /* Get the resident names table */
591 pModule->name_table = (int)pData - (int)pModule;
592 if (!READ( mz_header.e_lfanew + ne_header.ne_restab,
593 ne_header.ne_modtab - ne_header.ne_restab,
597 HeapFree( GetProcessHeap(), 0, fastload );
598 GlobalFree16( hModule );
600 return (HMODULE16)11; /* invalid exe */
602 pData += ne_header.ne_modtab - ne_header.ne_restab;
604 /* Get the module references table */
606 if (ne_header.ne_cmod > 0)
608 pModule->modref_table = (int)pData - (int)pModule;
609 if (!READ( mz_header.e_lfanew + ne_header.ne_modtab,
610 ne_header.ne_cmod * sizeof(WORD),
614 HeapFree( GetProcessHeap(), 0, fastload );
615 GlobalFree16( hModule );
617 return (HMODULE16)11; /* invalid exe */
619 pData += ne_header.ne_cmod * sizeof(WORD);
621 else pModule->modref_table = 0; /* No module references */
623 /* Get the imported names table */
625 pModule->import_table = (int)pData - (int)pModule;
626 if (!READ( mz_header.e_lfanew + ne_header.ne_imptab,
627 ne_header.ne_enttab - ne_header.ne_imptab,
631 HeapFree( GetProcessHeap(), 0, fastload );
632 GlobalFree16( hModule );
634 return (HMODULE16)11; /* invalid exe */
636 pData += ne_header.ne_enttab - ne_header.ne_imptab;
638 /* Load entry table, convert it to the optimized version used by Windows */
640 if ((pTempEntryTable = HeapAlloc( GetProcessHeap(), 0, ne_header.ne_cbenttab)) != NULL)
642 BYTE nr_entries, type, *s;
644 TRACE("Converting entry table.\n");
645 pModule->entry_table = (int)pData - (int)pModule;
646 if (!READ( mz_header.e_lfanew + ne_header.ne_enttab,
647 ne_header.ne_cbenttab, pTempEntryTable ))
649 HeapFree( GetProcessHeap(), 0, pTempEntryTable );
651 HeapFree( GetProcessHeap(), 0, fastload );
652 GlobalFree16( hModule );
654 return (HMODULE16)11; /* invalid exe */
658 TRACE("entry table: offs %04x, len %04x, entries %d\n", ne_header.ne_enttab, ne_header.ne_cbenttab, *s);
660 bundle = (ET_BUNDLE *)pData;
661 TRACE("first bundle: %p\n", bundle);
662 memset(bundle, 0, sizeof(ET_BUNDLE)); /* in case no entry table exists */
663 entry = (ET_ENTRY *)((BYTE *)bundle+6);
665 while ((nr_entries = *s++))
669 bundle->last += nr_entries;
676 entry->segnum = *s++;
677 entry->offs = *(WORD *)s; s += 2;
678 /*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
686 entry->segnum = type;
687 entry->offs = *(WORD *)s; s += 2;
688 /*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
694 if (bundle->first == bundle->last)
696 bundle->first += nr_entries;
697 bundle->last += nr_entries;
702 oldbundle->next = ((int)entry - (int)pModule);
703 bundle = (ET_BUNDLE *)entry;
704 TRACE("new bundle: %p\n", bundle);
705 bundle->first = bundle->last =
706 oldbundle->last + nr_entries;
708 (BYTE *)entry += sizeof(ET_BUNDLE);
712 HeapFree( GetProcessHeap(), 0, pTempEntryTable );
717 HeapFree( GetProcessHeap(), 0, fastload );
718 GlobalFree16( hModule );
720 return (HMODULE16)11; /* invalid exe */
723 pData += ne_header.ne_cbenttab + sizeof(ET_BUNDLE) +
724 2 * (ne_header.ne_cbenttab - ne_header.ne_cmovent*6);
726 if ((DWORD)entry > (DWORD)pData)
727 ERR("converted entry table bigger than reserved space !!!\nentry: %p, pData: %p. Please report !\n", entry, pData);
729 /* Store the filename information */
731 pModule->fileinfo = (int)pData - (int)pModule;
732 size = sizeof(OFSTRUCT)-sizeof(ofs.szPathName)+strlen(ofs.szPathName)+1;
733 ofs.cBytes = size - 1;
734 memcpy( pData, &ofs, size );
737 /* Free the fast-load area */
741 HeapFree( GetProcessHeap(), 0, fastload );
743 /* Get the non-resident names table */
745 if (ne_header.ne_cbnrestab)
747 pModule->nrname_handle = GLOBAL_Alloc( 0, ne_header.ne_cbnrestab,
748 hModule, WINE_LDT_FLAGS_DATA );
749 if (!pModule->nrname_handle)
751 GlobalFree16( hModule );
753 return (HMODULE16)11; /* invalid exe */
755 buffer = GlobalLock16( pModule->nrname_handle );
756 _llseek16( hFile, ne_header.ne_nrestab, SEEK_SET );
757 if (_hread16( hFile, buffer, ne_header.ne_cbnrestab )
758 != ne_header.ne_cbnrestab)
760 GlobalFree16( pModule->nrname_handle );
761 GlobalFree16( hModule );
763 return (HMODULE16)11; /* invalid exe */
766 else pModule->nrname_handle = 0;
768 /* Allocate a segment for the implicitly-loaded DLLs */
770 if (pModule->modref_count)
772 pModule->dlls_to_init = GLOBAL_Alloc(GMEM_ZEROINIT,
773 (pModule->modref_count+1)*sizeof(HMODULE16),
774 hModule, WINE_LDT_FLAGS_DATA );
775 if (!pModule->dlls_to_init)
777 if (pModule->nrname_handle) GlobalFree16( pModule->nrname_handle );
778 GlobalFree16( hModule );
780 return (HMODULE16)11; /* invalid exe */
783 else pModule->dlls_to_init = 0;
785 NE_RegisterModule( pModule );
786 SNOOP16_RegisterDLL(pModule,ofs.szPathName);
793 /***********************************************************************
796 * Load all DLLs implicitly linked to a module.
798 static BOOL NE_LoadDLLs( NE_MODULE *pModule )
801 WORD *pModRef = (WORD *)((char *)pModule + pModule->modref_table);
802 WORD *pDLLs = (WORD *)GlobalLock16( pModule->dlls_to_init );
804 for (i = 0; i < pModule->modref_count; i++, pModRef++)
806 char buffer[260], *p;
807 BYTE *pstr = (BYTE *)pModule + pModule->import_table + *pModRef;
808 memcpy( buffer, pstr + 1, *pstr );
809 *(buffer + *pstr) = 0; /* terminate it */
811 TRACE("Loading '%s'\n", buffer );
812 if (!(*pModRef = GetModuleHandle16( buffer )))
814 /* If the DLL is not loaded yet, load it and store */
815 /* its handle in the list of DLLs to initialize. */
818 /* Append .DLL to name if no extension present */
819 if (!(p = strrchr( buffer, '.')) || strchr( p, '/' ) || strchr( p, '\\'))
820 strcat( buffer, ".DLL" );
822 if ((hDLL = MODULE_LoadModule16( buffer, TRUE, TRUE )) < 32)
824 /* FIXME: cleanup what was done */
826 MESSAGE( "Could not load '%s' required by '%.*s', error=%d\n",
827 buffer, *((BYTE*)pModule + pModule->name_table),
828 (char *)pModule + pModule->name_table + 1, hDLL );
831 *pModRef = GetExePtr( hDLL );
834 else /* Increment the reference count of the DLL */
838 pOldDLL = NE_GetPtr( *pModRef );
839 if (pOldDLL) pOldDLL->count++;
846 /**********************************************************************
849 * Load first instance of NE module from file.
851 * pModule must point to a module structure prepared by NE_LoadExeHeader.
852 * This routine must never be called twice on a module.
855 static HINSTANCE16 NE_DoLoadModule( NE_MODULE *pModule )
857 /* Allocate the segments for this module */
859 if (!NE_CreateAllSegments( pModule ))
860 return ERROR_NOT_ENOUGH_MEMORY; /* 8 */
862 /* Load the referenced DLLs */
864 if (!NE_LoadDLLs( pModule ))
865 return ERROR_FILE_NOT_FOUND; /* 2 */
867 /* Load the segments */
869 NE_LoadAllSegments( pModule );
871 /* Make sure the usage count is 1 on the first loading of */
872 /* the module, even if it contains circular DLL references */
876 return NE_GetInstance( pModule );
879 /**********************************************************************
882 * Load first instance of NE module. (Note: caller is responsible for
883 * ensuring the module isn't already loaded!)
885 * If the module turns out to be an executable module, only a
886 * handle to a module stub is returned; this needs to be initialized
887 * by calling NE_DoLoadModule later, in the context of the newly
890 * If lib_only is TRUE, however, the module is perforce treated
891 * like a DLL module, even if it is an executable module.
894 static HINSTANCE16 NE_LoadModule( LPCSTR name, BOOL lib_only )
898 HINSTANCE16 hInstance;
900 hModule = NE_LoadExeHeader( name );
901 if (hModule < 32) return hModule;
903 pModule = NE_GetPtr( hModule );
904 if ( !pModule ) return hModule;
906 if ( !lib_only && !( pModule->flags & NE_FFLAGS_LIBMODULE ) )
909 hInstance = NE_DoLoadModule( pModule );
910 if ( hInstance < 32 )
913 NE_FreeModule( hModule, 0 );
920 /**********************************************************************
921 * MODULE_LoadModule16
923 * Load a NE module in the order of the loadorder specification.
924 * The caller is responsible that the module is not loaded already.
927 static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_only )
931 module_loadorder_t *plo;
933 plo = MODULE_GetLoadOrder(libname, FALSE);
935 for(i = 0; i < MODULE_LOADORDER_NTYPES; i++)
937 switch(plo->loadorder[i])
939 case MODULE_LOADORDER_DLL:
940 TRACE("Trying native dll '%s'\n", libname);
941 hinst = NE_LoadModule(libname, lib_only);
944 case MODULE_LOADORDER_BI:
945 TRACE("Trying built-in '%s'\n", libname);
946 hinst = BUILTIN_LoadModule(libname);
950 ERR("Got invalid loadorder type %d (%s index %d)\n", plo->loadorder[i], plo->modulename, i);
953 case MODULE_LOADORDER_SO: /* This is not supported for NE modules */
954 case MODULE_LOADORDER_INVALID: /* We ignore this as it is an empty entry */
966 hModule = GetModuleHandle16(libname);
969 ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get module handle. Filename too long ?\n",
971 return 6; /* ERROR_INVALID_HANDLE seems most appropriate */
974 pModule = NE_GetPtr(hModule);
977 ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get NE_MODULE pointer\n",
979 return 6; /* ERROR_INVALID_HANDLE seems most appropriate */
982 TRACE("Loaded module '%s' at 0x%04x.\n", libname, hinst);
985 * Call initialization routines for all loaded DLLs. Note that
986 * when we load implicitly linked DLLs this will be done by InitTask().
988 if(pModule->flags & NE_FFLAGS_LIBMODULE)
990 NE_InitializeDLLs(hModule);
991 NE_DllProcessAttach(hModule);
999 /* We quit searching when we get another error than 'File not found' */
1003 return hinst; /* The last error that occured */
1007 /**********************************************************************
1008 * LoadModule16 (KERNEL.45)
1010 HINSTANCE16 WINAPI LoadModule16( LPCSTR name, LPVOID paramBlock )
1013 BOOL lib_only = !paramBlock || (paramBlock == (LPVOID)-1);
1014 LOADPARAMS16 *params;
1015 HINSTANCE16 instance = 0;
1022 HANDLE hThread = -1;
1027 if ( (hModule = NE_GetModuleByFilename(name) ) != 0 )
1029 /* Special case: second instance of an already loaded NE module */
1031 if ( !( pModule = NE_GetPtr( hModule ) ) ) return (HINSTANCE16)11;
1032 if ( pModule->module32 ) return (HINSTANCE16)21;
1034 /* Increment refcount */
1040 /* Main case: load first instance of NE module */
1042 if ( (hModule = MODULE_LoadModule16( name, FALSE, lib_only )) < 32 )
1045 if ( !(pModule = NE_GetPtr( hModule )) )
1046 return (HINSTANCE16)11;
1049 /* If library module, we just retrieve the instance handle */
1051 if ( ( pModule->flags & NE_FFLAGS_LIBMODULE ) || lib_only )
1052 return NE_GetInstance( pModule );
1055 * At this point, we need to create a new process.
1057 * pModule points either to an already loaded module, whose refcount
1058 * has already been incremented (to avoid having the module vanish
1059 * in the meantime), or else to a stub module which contains only header
1063 /* Create the main thread */
1067 struct new_thread_request *req = server_alloc_req( sizeof(*req), 0 );
1070 if (!server_call( REQ_NEW_THREAD ))
1072 hThread = req->handle;
1073 socket = wine_server_recv_fd( hThread, 0 );
1077 if (hThread == -1) return 0;
1079 if (!(teb = THREAD_Create( socket, 0, FALSE ))) goto error;
1080 teb->tibflags &= ~TEBF_WIN32;
1081 teb->startup = NE_InitProcess;
1083 /* Create a task for this process */
1085 params = (LOADPARAMS16 *)paramBlock;
1086 cmdShow = ((WORD *)MapSL(params->showCmd))[1];
1087 cmdline = MapSL( params->cmdLine );
1088 if (!TASK_Create( pModule, cmdShow, teb, cmdline + 1, *cmdline )) goto error;
1090 hTask = teb->htask16;
1092 if (SYSDEPS_SpawnThread( teb ) == -1) goto error;
1094 /* Post event to start the task */
1095 PostEvent16( hTask );
1097 /* Wait until we get the instance handle */
1100 DirectedYield16( hTask );
1101 if (!IsTask16( hTask )) /* thread has died */
1104 WaitForSingleObject( hThread, INFINITE );
1105 GetExitCodeThread( hThread, &exit_code );
1106 CloseHandle( hThread );
1109 if (!(pTask = (TDB *)GlobalLock16( hTask ))) break;
1110 instance = pTask->hInstance;
1111 GlobalUnlock16( hTask );
1112 } while (!instance);
1117 /* FIXME: free TEB and task */
1119 CloseHandle( hThread );
1120 return 0; /* FIXME */
1124 /**********************************************************************
1127 static void NE_InitProcess(void)
1129 TDB *pTask = (TDB *)GlobalLock16( GetCurrentTask() );
1130 NE_MODULE *pModule = NE_GetPtr( pTask->hModule );
1131 HINSTANCE16 hInstance, hPrevInstance;
1132 SEGTABLEENTRY *pSegTable = NE_SEG_TABLE( pModule );
1137 if ( pModule->count > 0 )
1139 /* Second instance of an already loaded NE module */
1140 /* Note that the refcount was already incremented by the parent */
1142 hPrevInstance = NE_GetInstance( pModule );
1144 if ( pModule->dgroup )
1145 if ( NE_CreateSegment( pModule, pModule->dgroup ) )
1146 NE_LoadSegment( pModule, pModule->dgroup );
1148 hInstance = NE_GetInstance( pModule );
1149 TRACE("created second instance %04x[%d] of instance %04x.\n", hInstance, pModule->dgroup, hPrevInstance);
1154 /* Load first instance of NE module */
1156 pModule->flags |= NE_FFLAGS_GUI; /* FIXME: is this necessary? */
1158 hInstance = NE_DoLoadModule( pModule );
1162 if ( hInstance >= 32 )
1166 /* Enter instance handles into task struct */
1168 pTask->hInstance = hInstance;
1169 pTask->hPrevInstance = hPrevInstance;
1171 /* Use DGROUP for 16-bit stack */
1173 if (!(sp = pModule->sp))
1174 sp = pSegTable[pModule->ss-1].minsize + pModule->stack_size;
1176 sp -= sizeof(STACK16FRAME);
1177 pTask->teb->cur_stack = MAKESEGPTR( GlobalHandleToSel16(hInstance), sp );
1179 /* Registers at initialization must be:
1181 * bx stack size in bytes
1182 * cx heap size in bytes
1183 * si previous app instance
1184 * di current app instance
1186 * es selector to the PSP
1187 * ds dgroup of the application
1189 * sp top of the stack
1191 memset( &context, 0, sizeof(context) );
1192 context.SegCs = GlobalHandleToSel16(pSegTable[pModule->cs - 1].hSeg);
1193 context.SegDs = GlobalHandleToSel16(pTask->hInstance);
1194 context.SegEs = pTask->hPDB;
1195 context.Eip = pModule->ip;
1196 context.Ebx = pModule->stack_size;
1197 context.Ecx = pModule->heap_size;
1198 context.Edi = pTask->hInstance;
1199 context.Esi = pTask->hPrevInstance;
1201 /* Now call 16-bit entry point */
1203 TRACE("Starting main program: cs:ip=%04lx:%04lx ds=%04lx ss:sp=%04x:%04x\n",
1204 context.SegCs, context.Eip, context.SegDs,
1205 SELECTOROF(pTask->teb->cur_stack),
1206 OFFSETOF(pTask->teb->cur_stack) );
1208 wine_call_to_16_regs_short( &context, 0 );
1209 ExitThread( LOWORD(context.Eax) );
1213 ExitThread( hInstance );
1216 /***********************************************************************
1217 * LoadLibrary16 (KERNEL.95)
1219 HINSTANCE16 WINAPI LoadLibrary16( LPCSTR libname )
1221 return LoadModule16(libname, (LPVOID)-1 );
1225 /**********************************************************************
1228 * Call a DLL's WEP, allowing it to shut down.
1229 * FIXME: we always pass the WEP WEP_FREE_DLL, never WEP_SYSTEM_EXIT
1231 static BOOL16 MODULE_CallWEP( HMODULE16 hModule )
1233 FARPROC16 WEP = GetProcAddress16( hModule, "WEP" );
1234 if (!WEP) return FALSE;
1235 return NE_CallTo16_word_w( WEP, WEP_FREE_DLL );
1239 /**********************************************************************
1242 * Implementation of FreeModule16().
1244 static BOOL16 NE_FreeModule( HMODULE16 hModule, BOOL call_wep )
1246 HMODULE16 *hPrevModule;
1251 if (!(pModule = NE_GetPtr( hModule ))) return FALSE;
1252 hModule = pModule->self;
1254 TRACE("%04x count %d\n", hModule, pModule->count );
1256 if (((INT16)(--pModule->count)) > 0 ) return TRUE;
1257 else pModule->count = 0;
1259 if (pModule->flags & NE_FFLAGS_BUILTIN)
1260 return FALSE; /* Can't free built-in module */
1262 if (call_wep && !(pModule->flags & NE_FFLAGS_WIN32))
1264 if (pModule->flags & NE_FFLAGS_LIBMODULE)
1266 MODULE_CallWEP( hModule );
1268 /* Free the objects owned by the DLL module */
1269 TASK_CallTaskSignalProc( USIG16_DLL_UNLOAD, hModule );
1270 PROCESS_CallUserSignalProc( USIG_DLL_UNLOAD_WIN16, hModule );
1273 call_wep = FALSE; /* We are freeing a task -> no more WEPs */
1277 /* Clear magic number just in case */
1279 pModule->magic = pModule->self = 0;
1281 /* Remove it from the linked list */
1283 hPrevModule = &hFirstModule;
1284 while (*hPrevModule && (*hPrevModule != hModule))
1286 hPrevModule = &(NE_GetPtr( *hPrevModule ))->next;
1288 if (*hPrevModule) *hPrevModule = pModule->next;
1290 /* Free the referenced modules */
1292 pModRef = (HMODULE16*)NE_MODULE_TABLE( pModule );
1293 for (i = 0; i < pModule->modref_count; i++, pModRef++)
1295 NE_FreeModule( *pModRef, call_wep );
1298 /* Free the module storage */
1300 GlobalFreeAll16( hModule );
1302 /* Remove module from cache */
1304 if (pCachedModule == pModule) pCachedModule = NULL;
1309 /**********************************************************************
1310 * FreeModule16 (KERNEL.46)
1312 BOOL16 WINAPI FreeModule16( HMODULE16 hModule )
1314 return NE_FreeModule( hModule, TRUE );
1318 /***********************************************************************
1319 * FreeLibrary16 (KERNEL.96)
1321 void WINAPI FreeLibrary16( HINSTANCE16 handle )
1323 TRACE("%04x\n", handle );
1324 FreeModule16( handle );
1328 /**********************************************************************
1329 * GetModuleName (KERNEL.27)
1331 BOOL16 WINAPI GetModuleName16( HINSTANCE16 hinst, LPSTR buf, INT16 count )
1336 if (!(pModule = NE_GetPtr( hinst ))) return FALSE;
1337 p = (BYTE *)pModule + pModule->name_table;
1338 if (count > *p) count = *p + 1;
1341 memcpy( buf, p + 1, count - 1 );
1342 buf[count-1] = '\0';
1348 /**********************************************************************
1349 * GetModuleUsage (KERNEL.48)
1351 INT16 WINAPI GetModuleUsage16( HINSTANCE16 hModule )
1353 NE_MODULE *pModule = NE_GetPtr( hModule );
1354 return pModule ? pModule->count : 0;
1358 /**********************************************************************
1359 * GetExpWinVer (KERNEL.167)
1361 WORD WINAPI GetExpWinVer16( HMODULE16 hModule )
1363 NE_MODULE *pModule = NE_GetPtr( hModule );
1364 if ( !pModule ) return 0;
1367 * For built-in modules, fake the expected version the module should
1368 * have according to the Windows version emulated by Wine
1370 if ( !pModule->expected_version )
1372 OSVERSIONINFOA versionInfo;
1373 versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);
1375 if ( GetVersionExA( &versionInfo ) )
1376 pModule->expected_version =
1377 (versionInfo.dwMajorVersion & 0xff) << 8
1378 | (versionInfo.dwMinorVersion & 0xff);
1381 return pModule->expected_version;
1385 /**********************************************************************
1386 * GetModuleFileName16 (KERNEL.49)
1388 * Comment: see GetModuleFileNameA
1390 * Even if invoked by second instance of a program,
1391 * it still returns path of first one.
1393 INT16 WINAPI GetModuleFileName16( HINSTANCE16 hModule, LPSTR lpFileName,
1398 /* Win95 does not query hModule if set to 0 !
1399 * Is this wrong or maybe Win3.1 only ? */
1400 if (!hModule) hModule = GetCurrentTask();
1402 if (!(pModule = NE_GetPtr( hModule ))) return 0;
1403 lstrcpynA( lpFileName, NE_MODULE_NAME(pModule), nSize );
1404 if (pModule->expected_version >= 0x400)
1405 GetLongPathNameA(NE_MODULE_NAME(pModule), lpFileName, nSize);
1406 TRACE("%04x -> '%s'\n", hModule, lpFileName );
1407 return strlen(lpFileName);
1411 /**********************************************************************
1412 * GetModuleHandle (KERNEL.47)
1414 * Find a module from a module name.
1416 * NOTE: The current implementation works the same way the Windows 95 one
1417 * does. Do not try to 'fix' it, fix the callers.
1418 * + It does not do ANY extension handling (except that strange .EXE bit)!
1419 * + It does not care about paths, just about basenames. (same as Windows)
1423 * the win16 module handle if found
1425 * HIWORD (undocumented, see "Undocumented Windows", chapter 5):
1426 * Always hFirstModule
1428 DWORD WINAPI WIN16_GetModuleHandle( SEGPTR name )
1430 if (HIWORD(name) == 0)
1431 return MAKELONG(GetExePtr( (HINSTANCE16)name), hFirstModule );
1432 return MAKELONG(GetModuleHandle16( MapSL(name)), hFirstModule );
1435 /***********************************************************************
1436 * GetModuleHandle16 (KERNEL but also exported from KERNEL32 in Wine)
1438 HMODULE16 WINAPI GetModuleHandle16( LPCSTR name )
1440 HMODULE16 hModule = hFirstModule;
1442 BYTE len, *name_table;
1443 char tmpstr[MAX_PATH];
1446 TRACE("(%s)\n", name);
1449 return GetExePtr(LOWORD(name));
1455 lstrcpynA(tmpstr, name, sizeof(tmpstr));
1457 /* If 'name' matches exactly the module name of a module:
1458 * Return its handle.
1460 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1462 pModule = NE_GetPtr( hModule );
1463 if (!pModule) break;
1464 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1466 name_table = (BYTE *)pModule + pModule->name_table;
1467 if ((*name_table == len) && !strncmp(name, name_table+1, len))
1471 /* If uppercased 'name' matches exactly the module name of a module:
1474 for (s = tmpstr; *s; s++) *s = FILE_toupper(*s);
1476 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1478 pModule = NE_GetPtr( hModule );
1479 if (!pModule) break;
1480 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1482 name_table = (BYTE *)pModule + pModule->name_table;
1483 /* FIXME: the strncasecmp is WRONG. It should not be case insensitive,
1484 * but case sensitive! (Unfortunately Winword 6 and subdlls have
1485 * lowercased module names, but try to load uppercase DLLs, so this
1486 * 'i' compare is just a quickfix until the loader handles that
1487 * correctly. -MM 990705
1489 if ((*name_table == len) && !FILE_strncasecmp(tmpstr, name_table+1, len))
1493 /* If the base filename of 'name' matches the base filename of the module
1494 * filename of some module (case-insensitive compare):
1495 * Return its handle.
1498 /* basename: search backwards in passed name to \ / or : */
1499 s = tmpstr + strlen(tmpstr);
1502 if (s[-1]=='/' || s[-1]=='\\' || s[-1]==':')
1507 /* search this in loaded filename list */
1508 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1513 pModule = NE_GetPtr( hModule );
1514 if (!pModule) break;
1515 if (!pModule->fileinfo) continue;
1516 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1518 ofs = (OFSTRUCT*)((BYTE *)pModule + pModule->fileinfo);
1519 loadedfn = ((char*)ofs->szPathName) + strlen(ofs->szPathName);
1520 /* basename: search backwards in pathname to \ / or : */
1521 while (loadedfn > (char*)ofs->szPathName)
1523 if (loadedfn[-1]=='/' || loadedfn[-1]=='\\' || loadedfn[-1]==':')
1527 /* case insensitive compare ... */
1528 if (!FILE_strcasecmp(loadedfn, s))
1532 /* If the extension of 'name' is '.EXE' and the base filename of 'name'
1533 * matches the base filename of the module filename of some 32-bit module:
1534 * Return the corresponding 16-bit dummy module handle.
1536 if (len >= 4 && !FILE_strcasecmp(name+len-4, ".EXE"))
1538 HMODULE hModule = GetModuleHandleA( name );
1540 return MapHModuleLS( hModule );
1543 if (!strcmp(tmpstr,"MSDOS"))
1546 if (!strcmp(tmpstr,"TIMER"))
1548 FIXME("Eh... Should return caller's code segment, expect crash\n");
1555 /**********************************************************************
1556 * NE_GetModuleByFilename
1558 static HMODULE16 NE_GetModuleByFilename( LPCSTR name )
1562 BYTE len, *name_table;
1563 char tmpstr[MAX_PATH];
1566 lstrcpynA(tmpstr, name, sizeof(tmpstr));
1568 /* If the base filename of 'name' matches the base filename of the module
1569 * filename of some module (case-insensitive compare):
1570 * Return its handle.
1573 /* basename: search backwards in passed name to \ / or : */
1574 s = tmpstr + strlen(tmpstr);
1577 if (s[-1]=='/' || s[-1]=='\\' || s[-1]==':')
1582 /* search this in loaded filename list */
1583 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1588 pModule = NE_GetPtr( hModule );
1589 if (!pModule) break;
1590 if (!pModule->fileinfo) continue;
1591 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1593 ofs = (OFSTRUCT*)((BYTE *)pModule + pModule->fileinfo);
1594 loadedfn = ((char*)ofs->szPathName) + strlen(ofs->szPathName);
1595 /* basename: search backwards in pathname to \ / or : */
1596 while (loadedfn > (char*)ofs->szPathName)
1598 if (loadedfn[-1]=='/' || loadedfn[-1]=='\\' || loadedfn[-1]==':')
1602 /* case insensitive compare ... */
1603 if (!FILE_strcasecmp(loadedfn, s))
1606 /* If basename (without ext) matches the module name of a module:
1607 * Return its handle.
1610 if ( (p = strrchr( s, '.' )) != NULL ) *p = '\0';
1613 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1615 pModule = NE_GetPtr( hModule );
1616 if (!pModule) break;
1617 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1619 name_table = (BYTE *)pModule + pModule->name_table;
1620 if ((*name_table == len) && !FILE_strncasecmp(s, name_table+1, len))
1627 /**********************************************************************
1628 * ModuleFirst (TOOLHELP.59)
1630 BOOL16 WINAPI ModuleFirst16( MODULEENTRY *lpme )
1632 lpme->wNext = hFirstModule;
1633 return ModuleNext16( lpme );
1637 /**********************************************************************
1638 * ModuleNext (TOOLHELP.60)
1640 BOOL16 WINAPI ModuleNext16( MODULEENTRY *lpme )
1645 if (!lpme->wNext) return FALSE;
1646 if (!(pModule = NE_GetPtr( lpme->wNext ))) return FALSE;
1647 name = (char *)pModule + pModule->name_table;
1648 memcpy( lpme->szModule, name + 1, min(*name, MAX_MODULE_NAME) );
1649 lpme->szModule[min(*name, MAX_MODULE_NAME)] = '\0';
1650 lpme->hModule = lpme->wNext;
1651 lpme->wcUsage = pModule->count;
1652 lstrcpynA( lpme->szExePath, NE_MODULE_NAME(pModule), sizeof(lpme->szExePath) );
1653 lpme->wNext = pModule->next;
1658 /**********************************************************************
1659 * ModuleFindName (TOOLHELP.61)
1661 BOOL16 WINAPI ModuleFindName16( MODULEENTRY *lpme, LPCSTR name )
1663 lpme->wNext = GetModuleHandle16( name );
1664 return ModuleNext16( lpme );
1668 /**********************************************************************
1669 * ModuleFindHandle (TOOLHELP.62)
1671 BOOL16 WINAPI ModuleFindHandle16( MODULEENTRY *lpme, HMODULE16 hModule )
1673 hModule = GetExePtr( hModule );
1674 lpme->wNext = hModule;
1675 return ModuleNext16( lpme );
1679 /***************************************************************************
1680 * IsRomModule16 (KERNEL.323)
1682 BOOL16 WINAPI IsRomModule16( HMODULE16 unused )
1687 /***************************************************************************
1688 * IsRomFile16 (KERNEL.326)
1690 BOOL16 WINAPI IsRomFile16( HFILE16 unused )
1695 /***************************************************************************
1696 * MapHModuleLS (KERNEL32.520)
1698 HMODULE16 WINAPI MapHModuleLS(HMODULE hmod) {
1702 return ((TDB*)GlobalLock16(GetCurrentTask()))->hInstance;
1704 return hmod; /* we already have a 16 bit module handle */
1705 pModule = (NE_MODULE*)GlobalLock16(hFirstModule);
1707 if (pModule->module32 == hmod)
1708 return pModule->self;
1709 pModule = (NE_MODULE*)GlobalLock16(pModule->next);
1714 /***************************************************************************
1715 * MapHModuleSL (KERNEL32.521)
1717 HMODULE WINAPI MapHModuleSL(HMODULE16 hmod) {
1721 TDB *pTask = (TDB*)GlobalLock16(GetCurrentTask());
1723 hmod = pTask->hModule;
1725 pModule = (NE_MODULE*)GlobalLock16(hmod);
1726 if ( (pModule->magic!=IMAGE_OS2_SIGNATURE) ||
1727 !(pModule->flags & NE_FFLAGS_WIN32)
1730 return pModule->module32;
1733 /***************************************************************************
1734 * MapHInstLS (KERNEL32.516)(KERNEL.472)
1736 void WINAPI MapHInstLS( CONTEXT86 *context )
1738 context->Eax = MapHModuleLS(context->Eax);
1741 /***************************************************************************
1742 * MapHInstSL (KERNEL32.518)(KERNEL.473)
1744 void WINAPI MapHInstSL( CONTEXT86 *context )
1746 context->Eax = MapHModuleSL(context->Eax);
1749 /***************************************************************************
1750 * MapHInstLS_PN (KERNEL32.517)
1752 void WINAPI MapHInstLS_PN( CONTEXT86 *context )
1754 if (context->Eax) context->Eax = MapHModuleLS(context->Eax);
1757 /***************************************************************************
1758 * MapHInstSL_PN (KERNEL32.519)
1760 void WINAPI MapHInstSL_PN( CONTEXT86 *context )
1762 if (context->Eax) context->Eax = MapHModuleSL(context->Eax);