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 = INVALID_HANDLE_VALUE;
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, 0 )) == INVALID_HANDLE_VALUE)
398 MESSAGE( "Can't open file '%s' for module %04x\n", name, pModule->self );
399 TRACE("opened '%s' -> %d\n",
405 /***********************************************************************
408 static HMODULE16 NE_LoadExeHeader( HANDLE hFile, LPCSTR path )
410 IMAGE_DOS_HEADER mz_header;
411 IMAGE_OS2_HEADER ne_header;
415 BYTE *pData, *pTempEntryTable;
416 char *buffer, *fastload = NULL;
417 int fastload_offset = 0, fastload_length = 0;
419 ET_BUNDLE *bundle, *oldbundle;
422 /* Read a block from either the file or the fast-load area. */
423 #define READ(offset,size,buffer) \
424 ((fastload && ((offset) >= fastload_offset) && \
425 ((offset)+(size) <= fastload_offset+fastload_length)) ? \
426 (memcpy( buffer, fastload+(offset)-fastload_offset, (size) ), TRUE) : \
427 (_llseek( hFile, (offset), SEEK_SET), \
428 _lread( hFile, (buffer), (size) ) == (size)))
430 _llseek( hFile, 0, SEEK_SET );
431 if ((_lread(hFile,&mz_header,sizeof(mz_header)) != sizeof(mz_header)) ||
432 (mz_header.e_magic != IMAGE_DOS_SIGNATURE))
433 return (HMODULE16)11; /* invalid exe */
435 _llseek( hFile, mz_header.e_lfanew, SEEK_SET );
436 if (_lread( hFile, &ne_header, sizeof(ne_header) ) != sizeof(ne_header))
437 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_LX) {
441 MESSAGE("Sorry, this is an OS/2 linear executable (LX) file !\n");
442 return (HMODULE16)12;
444 if (ne_header.ne_magic != IMAGE_OS2_SIGNATURE) return (HMODULE16)11; /* invalid exe */
446 /* We now have a valid NE header */
448 size = sizeof(NE_MODULE) +
450 ne_header.ne_cseg * sizeof(SEGTABLEENTRY) +
452 ne_header.ne_restab - ne_header.ne_rsrctab +
453 /* resident names table */
454 ne_header.ne_modtab - ne_header.ne_restab +
455 /* module ref table */
456 ne_header.ne_cmod * sizeof(WORD) +
457 /* imported names table */
458 ne_header.ne_enttab - ne_header.ne_imptab +
459 /* entry table length */
460 ne_header.ne_cbenttab +
461 /* entry table extra conversion space */
463 2 * (ne_header.ne_cbenttab - ne_header.ne_cmovent*6) +
464 /* loaded file info */
465 sizeof(OFSTRUCT) - sizeof(ofs->szPathName) + strlen(path) + 1;
467 hModule = GlobalAlloc16( GMEM_FIXED | GMEM_ZEROINIT, size );
468 if (!hModule) return (HMODULE16)11; /* invalid exe */
470 FarSetOwner16( hModule, hModule );
471 pModule = (NE_MODULE *)GlobalLock16( hModule );
472 memcpy( pModule, &ne_header, sizeof(ne_header) );
474 /* check *programs* for default minimal stack size */
475 if ( (!(pModule->flags & NE_FFLAGS_LIBMODULE))
476 && (pModule->stack_size < 0x1400) )
477 pModule->stack_size = 0x1400;
478 pModule->module32 = 0;
479 pModule->self = hModule;
480 pModule->self_loading_sel = 0;
481 pData = (BYTE *)(pModule + 1);
483 /* Clear internal Wine flags in case they are set in the EXE file */
485 pModule->flags &= ~(NE_FFLAGS_BUILTIN | NE_FFLAGS_WIN32);
487 /* Read the fast-load area */
489 if (ne_header.ne_flagsothers & NE_AFLAGS_FASTLOAD)
491 fastload_offset=ne_header.fastload_offset << ne_header.ne_align;
492 fastload_length=ne_header.fastload_length << ne_header.ne_align;
493 TRACE("Using fast-load area offset=%x len=%d\n",
494 fastload_offset, fastload_length );
495 if ((fastload = HeapAlloc( GetProcessHeap(), 0, fastload_length )) != NULL)
497 _llseek( hFile, fastload_offset, SEEK_SET);
498 if (_lread(hFile, fastload, fastload_length) != fastload_length)
500 HeapFree( GetProcessHeap(), 0, fastload );
501 WARN("Error reading fast-load area!\n");
507 /* Get the segment table */
509 pModule->seg_table = pData - (BYTE *)pModule;
510 buffer = HeapAlloc( GetProcessHeap(), 0, ne_header.ne_cseg *
511 sizeof(struct ne_segment_table_entry_s));
515 struct ne_segment_table_entry_s *pSeg;
517 if (!READ( mz_header.e_lfanew + ne_header.ne_segtab,
518 ne_header.ne_cseg * sizeof(struct ne_segment_table_entry_s),
521 HeapFree( GetProcessHeap(), 0, buffer );
523 HeapFree( GetProcessHeap(), 0, fastload );
524 GlobalFree16( hModule );
525 return (HMODULE16)11; /* invalid exe */
527 pSeg = (struct ne_segment_table_entry_s *)buffer;
528 for (i = ne_header.ne_cseg; i > 0; i--, pSeg++)
530 memcpy( pData, pSeg, sizeof(*pSeg) );
531 pData += sizeof(SEGTABLEENTRY);
533 HeapFree( GetProcessHeap(), 0, buffer );
538 HeapFree( GetProcessHeap(), 0, fastload );
539 GlobalFree16( hModule );
540 return (HMODULE16)11; /* invalid exe */
543 /* Get the resource table */
545 if (ne_header.ne_rsrctab < ne_header.ne_restab)
547 pModule->res_table = pData - (BYTE *)pModule;
548 if (!READ(mz_header.e_lfanew + ne_header.ne_rsrctab,
549 ne_header.ne_restab - ne_header.ne_rsrctab,
551 return (HMODULE16)11; /* invalid exe */
552 pData += ne_header.ne_restab - ne_header.ne_rsrctab;
553 NE_InitResourceHandler( hModule );
555 else pModule->res_table = 0; /* No resource table */
557 /* Get the resident names table */
559 pModule->name_table = pData - (BYTE *)pModule;
560 if (!READ( mz_header.e_lfanew + ne_header.ne_restab,
561 ne_header.ne_modtab - ne_header.ne_restab,
565 HeapFree( GetProcessHeap(), 0, fastload );
566 GlobalFree16( hModule );
567 return (HMODULE16)11; /* invalid exe */
569 pData += ne_header.ne_modtab - ne_header.ne_restab;
571 /* Get the module references table */
573 if (ne_header.ne_cmod > 0)
575 pModule->modref_table = pData - (BYTE *)pModule;
576 if (!READ( mz_header.e_lfanew + ne_header.ne_modtab,
577 ne_header.ne_cmod * sizeof(WORD),
581 HeapFree( GetProcessHeap(), 0, fastload );
582 GlobalFree16( hModule );
583 return (HMODULE16)11; /* invalid exe */
585 pData += ne_header.ne_cmod * sizeof(WORD);
587 else pModule->modref_table = 0; /* No module references */
589 /* Get the imported names table */
591 pModule->import_table = pData - (BYTE *)pModule;
592 if (!READ( mz_header.e_lfanew + ne_header.ne_imptab,
593 ne_header.ne_enttab - ne_header.ne_imptab,
597 HeapFree( GetProcessHeap(), 0, fastload );
598 GlobalFree16( hModule );
599 return (HMODULE16)11; /* invalid exe */
601 pData += ne_header.ne_enttab - ne_header.ne_imptab;
603 /* Load entry table, convert it to the optimized version used by Windows */
605 if ((pTempEntryTable = HeapAlloc( GetProcessHeap(), 0, ne_header.ne_cbenttab)) != NULL)
607 BYTE nr_entries, type, *s;
609 TRACE("Converting entry table.\n");
610 pModule->entry_table = pData - (BYTE *)pModule;
611 if (!READ( mz_header.e_lfanew + ne_header.ne_enttab,
612 ne_header.ne_cbenttab, pTempEntryTable ))
614 HeapFree( GetProcessHeap(), 0, pTempEntryTable );
616 HeapFree( GetProcessHeap(), 0, fastload );
617 GlobalFree16( hModule );
618 return (HMODULE16)11; /* invalid exe */
622 TRACE("entry table: offs %04x, len %04x, entries %d\n", ne_header.ne_enttab, ne_header.ne_cbenttab, *s);
624 bundle = (ET_BUNDLE *)pData;
625 TRACE("first bundle: %p\n", bundle);
626 memset(bundle, 0, sizeof(ET_BUNDLE)); /* in case no entry table exists */
627 entry = (ET_ENTRY *)((BYTE *)bundle+6);
629 while ((nr_entries = *s++))
633 bundle->last += nr_entries;
640 entry->segnum = *s++;
641 entry->offs = *(WORD *)s; s += 2;
642 /*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
650 entry->segnum = type;
651 entry->offs = *(WORD *)s; s += 2;
652 /*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
658 if (bundle->first == bundle->last)
660 bundle->first += nr_entries;
661 bundle->last += nr_entries;
666 oldbundle->next = ((int)entry - (int)pModule);
667 bundle = (ET_BUNDLE *)entry;
668 TRACE("new bundle: %p\n", bundle);
669 bundle->first = bundle->last =
670 oldbundle->last + nr_entries;
672 (BYTE *)entry += sizeof(ET_BUNDLE);
676 HeapFree( GetProcessHeap(), 0, pTempEntryTable );
681 HeapFree( GetProcessHeap(), 0, fastload );
682 GlobalFree16( hModule );
683 return (HMODULE16)11; /* invalid exe */
686 pData += ne_header.ne_cbenttab + sizeof(ET_BUNDLE) +
687 2 * (ne_header.ne_cbenttab - ne_header.ne_cmovent*6);
689 if ((DWORD)entry > (DWORD)pData)
690 ERR("converted entry table bigger than reserved space !!!\nentry: %p, pData: %p. Please report !\n", entry, pData);
692 /* Store the filename information */
694 pModule->fileinfo = pData - (BYTE *)pModule;
695 size = sizeof(OFSTRUCT) - sizeof(ofs->szPathName) + strlen(path) + 1;
696 ofs = (OFSTRUCT *)pData;
697 ofs->cBytes = size - 1;
699 strcpy( ofs->szPathName, path );
702 /* Free the fast-load area */
706 HeapFree( GetProcessHeap(), 0, fastload );
708 /* Get the non-resident names table */
710 if (ne_header.ne_cbnrestab)
712 pModule->nrname_handle = GLOBAL_Alloc( 0, ne_header.ne_cbnrestab,
713 hModule, WINE_LDT_FLAGS_DATA );
714 if (!pModule->nrname_handle)
716 GlobalFree16( hModule );
717 return (HMODULE16)11; /* invalid exe */
719 buffer = GlobalLock16( pModule->nrname_handle );
720 _llseek( hFile, ne_header.ne_nrestab, SEEK_SET );
721 if (_lread( hFile, buffer, ne_header.ne_cbnrestab )
722 != ne_header.ne_cbnrestab)
724 GlobalFree16( pModule->nrname_handle );
725 GlobalFree16( hModule );
726 return (HMODULE16)11; /* invalid exe */
729 else pModule->nrname_handle = 0;
731 /* Allocate a segment for the implicitly-loaded DLLs */
733 if (pModule->modref_count)
735 pModule->dlls_to_init = GLOBAL_Alloc(GMEM_ZEROINIT,
736 (pModule->modref_count+1)*sizeof(HMODULE16),
737 hModule, WINE_LDT_FLAGS_DATA );
738 if (!pModule->dlls_to_init)
740 if (pModule->nrname_handle) GlobalFree16( pModule->nrname_handle );
741 GlobalFree16( hModule );
742 return (HMODULE16)11; /* invalid exe */
745 else pModule->dlls_to_init = 0;
747 NE_RegisterModule( pModule );
748 SNOOP16_RegisterDLL(pModule,path);
753 /***********************************************************************
756 * Load all DLLs implicitly linked to a module.
758 static BOOL NE_LoadDLLs( NE_MODULE *pModule )
761 WORD *pModRef = (WORD *)((char *)pModule + pModule->modref_table);
762 WORD *pDLLs = (WORD *)GlobalLock16( pModule->dlls_to_init );
764 for (i = 0; i < pModule->modref_count; i++, pModRef++)
766 char buffer[260], *p;
767 BYTE *pstr = (BYTE *)pModule + pModule->import_table + *pModRef;
768 memcpy( buffer, pstr + 1, *pstr );
769 *(buffer + *pstr) = 0; /* terminate it */
771 TRACE("Loading '%s'\n", buffer );
772 if (!(*pModRef = GetModuleHandle16( buffer )))
774 /* If the DLL is not loaded yet, load it and store */
775 /* its handle in the list of DLLs to initialize. */
778 /* Append .DLL to name if no extension present */
779 if (!(p = strrchr( buffer, '.')) || strchr( p, '/' ) || strchr( p, '\\'))
780 strcat( buffer, ".DLL" );
782 if ((hDLL = MODULE_LoadModule16( buffer, TRUE, TRUE )) < 32)
784 /* FIXME: cleanup what was done */
786 MESSAGE( "Could not load '%s' required by '%.*s', error=%d\n",
787 buffer, *((BYTE*)pModule + pModule->name_table),
788 (char *)pModule + pModule->name_table + 1, hDLL );
791 *pModRef = GetExePtr( hDLL );
794 else /* Increment the reference count of the DLL */
798 pOldDLL = NE_GetPtr( *pModRef );
799 if (pOldDLL) pOldDLL->count++;
806 /**********************************************************************
809 * Load first instance of NE module from file.
811 * pModule must point to a module structure prepared by NE_LoadExeHeader.
812 * This routine must never be called twice on a module.
815 static HINSTANCE16 NE_DoLoadModule( NE_MODULE *pModule )
817 /* Allocate the segments for this module */
819 if (!NE_CreateAllSegments( pModule ))
820 return ERROR_NOT_ENOUGH_MEMORY; /* 8 */
822 /* Load the referenced DLLs */
824 if (!NE_LoadDLLs( pModule ))
825 return ERROR_FILE_NOT_FOUND; /* 2 */
827 /* Load the segments */
829 NE_LoadAllSegments( pModule );
831 /* Make sure the usage count is 1 on the first loading of */
832 /* the module, even if it contains circular DLL references */
836 return NE_GetInstance( pModule );
839 /**********************************************************************
842 * Load first instance of NE module. (Note: caller is responsible for
843 * ensuring the module isn't already loaded!)
845 * If the module turns out to be an executable module, only a
846 * handle to a module stub is returned; this needs to be initialized
847 * by calling NE_DoLoadModule later, in the context of the newly
850 * If lib_only is TRUE, however, the module is perforce treated
851 * like a DLL module, even if it is an executable module.
854 static HINSTANCE16 NE_LoadModule( LPCSTR name, BOOL lib_only )
858 HINSTANCE16 hInstance;
863 if ((hFile = OpenFile16( name, &ofs, OF_READ )) == HFILE_ERROR16)
864 return (HMODULE16)2; /* File not found */
866 hModule = NE_LoadExeHeader( DosFileHandleToWin32Handle(hFile), ofs.szPathName );
868 if (hModule < 32) return hModule;
870 pModule = NE_GetPtr( hModule );
871 if ( !pModule ) return hModule;
873 if ( !lib_only && !( pModule->flags & NE_FFLAGS_LIBMODULE ) )
876 hInstance = NE_DoLoadModule( pModule );
877 if ( hInstance < 32 )
880 NE_FreeModule( hModule, 0 );
887 /**********************************************************************
888 * MODULE_LoadModule16
890 * Load a NE module in the order of the loadorder specification.
891 * The caller is responsible that the module is not loaded already.
894 static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_only )
898 module_loadorder_t *plo;
900 plo = MODULE_GetLoadOrder(libname, FALSE);
902 for(i = 0; i < MODULE_LOADORDER_NTYPES; i++)
904 switch(plo->loadorder[i])
906 case MODULE_LOADORDER_DLL:
907 TRACE("Trying native dll '%s'\n", libname);
908 hinst = NE_LoadModule(libname, lib_only);
911 case MODULE_LOADORDER_BI:
912 TRACE("Trying built-in '%s'\n", libname);
913 hinst = BUILTIN_LoadModule(libname);
917 ERR("Got invalid loadorder type %d (%s index %d)\n", plo->loadorder[i], plo->modulename, i);
920 case MODULE_LOADORDER_SO: /* This is not supported for NE modules */
921 case MODULE_LOADORDER_INVALID: /* We ignore this as it is an empty entry */
933 hModule = GetModuleHandle16(libname);
936 ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get module handle. Filename too long ?\n",
938 return 6; /* ERROR_INVALID_HANDLE seems most appropriate */
941 pModule = NE_GetPtr(hModule);
944 ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get NE_MODULE pointer\n",
946 return 6; /* ERROR_INVALID_HANDLE seems most appropriate */
949 TRACE("Loaded module '%s' at 0x%04x.\n", libname, hinst);
952 * Call initialization routines for all loaded DLLs. Note that
953 * when we load implicitly linked DLLs this will be done by InitTask().
955 if(pModule->flags & NE_FFLAGS_LIBMODULE)
957 NE_InitializeDLLs(hModule);
958 NE_DllProcessAttach(hModule);
966 /* We quit searching when we get another error than 'File not found' */
970 return hinst; /* The last error that occured */
974 /**********************************************************************
977 * Create the thread for a 16-bit module.
979 static HINSTANCE16 NE_CreateThread( NE_MODULE *pModule, WORD cmdShow, LPCSTR cmdline )
986 HINSTANCE16 instance = 0;
990 struct new_thread_request *req = server_alloc_req( sizeof(*req), 0 );
993 if (!server_call( REQ_NEW_THREAD ))
995 hThread = req->handle;
996 socket = wine_server_recv_fd( hThread, 0 );
1000 if (!hThread) return 0;
1002 if (!(teb = THREAD_Create( socket, 0, FALSE ))) goto error;
1003 teb->tibflags &= ~TEBF_WIN32;
1004 teb->startup = NE_InitProcess;
1006 /* Create a task for this process */
1008 if (!TASK_Create( pModule, cmdShow, teb, cmdline + 1, *cmdline )) goto error;
1009 hTask = teb->htask16;
1010 if (SYSDEPS_SpawnThread( teb ) == -1) goto error;
1012 /* Post event to start the task */
1013 PostEvent16( hTask );
1015 /* Wait until we get the instance handle */
1018 DirectedYield16( hTask );
1019 if (!IsTask16( hTask )) /* thread has died */
1022 WaitForSingleObject( hThread, INFINITE );
1023 GetExitCodeThread( hThread, &exit_code );
1024 CloseHandle( hThread );
1027 if (!(pTask = (TDB *)GlobalLock16( hTask ))) break;
1028 instance = pTask->hInstance;
1029 GlobalUnlock16( hTask );
1030 } while (!instance);
1035 /* FIXME: free TEB and task */
1037 CloseHandle( hThread );
1038 return 0; /* FIXME */
1042 /**********************************************************************
1043 * LoadModule16 (KERNEL.45)
1045 HINSTANCE16 WINAPI LoadModule16( LPCSTR name, LPVOID paramBlock )
1047 BOOL lib_only = !paramBlock || (paramBlock == (LPVOID)-1);
1048 LOADPARAMS16 *params;
1056 if ( (hModule = NE_GetModuleByFilename(name) ) != 0 )
1058 /* Special case: second instance of an already loaded NE module */
1060 if ( !( pModule = NE_GetPtr( hModule ) ) ) return (HINSTANCE16)11;
1061 if ( pModule->module32 ) return (HINSTANCE16)21;
1063 /* Increment refcount */
1069 /* Main case: load first instance of NE module */
1071 if ( (hModule = MODULE_LoadModule16( name, FALSE, lib_only )) < 32 )
1074 if ( !(pModule = NE_GetPtr( hModule )) )
1075 return (HINSTANCE16)11;
1078 /* If library module, we just retrieve the instance handle */
1080 if ( ( pModule->flags & NE_FFLAGS_LIBMODULE ) || lib_only )
1081 return NE_GetInstance( pModule );
1084 * At this point, we need to create a new process.
1086 * pModule points either to an already loaded module, whose refcount
1087 * has already been incremented (to avoid having the module vanish
1088 * in the meantime), or else to a stub module which contains only header
1091 params = (LOADPARAMS16 *)paramBlock;
1092 cmdShow = ((WORD *)MapSL(params->showCmd))[1];
1093 cmdline = MapSL( params->cmdLine );
1094 return NE_CreateThread( pModule, cmdShow, cmdline );
1098 /**********************************************************************
1101 * Start the main NE task.
1103 HINSTANCE16 NE_StartMain( LPCSTR name, HANDLE file )
1108 LPSTR cmdline = GetCommandLineA();
1110 if ((hModule = NE_LoadExeHeader( file, name )) < 32) return hModule;
1112 if (!(pModule = NE_GetPtr( hModule ))) return (HINSTANCE16)11;
1113 if (pModule->flags & NE_FFLAGS_LIBMODULE)
1115 MESSAGE( "%s is not a valid Win16 executable\n", name );
1116 ExitProcess( ERROR_BAD_EXE_FORMAT );
1119 while (*cmdline && *cmdline != ' ') cmdline++;
1120 if (*cmdline) cmdline++;
1121 GetStartupInfoA( &info );
1122 if (!(info.dwFlags & STARTF_USESHOWWINDOW)) info.wShowWindow = 1;
1124 return NE_CreateThread( pModule, info.wShowWindow, cmdline );
1128 /**********************************************************************
1131 static void NE_InitProcess(void)
1133 TDB *pTask = (TDB *)GlobalLock16( GetCurrentTask() );
1134 NE_MODULE *pModule = NE_GetPtr( pTask->hModule );
1135 HINSTANCE16 hInstance, hPrevInstance;
1136 SEGTABLEENTRY *pSegTable = NE_SEG_TABLE( pModule );
1141 if ( pModule->count > 0 )
1143 /* Second instance of an already loaded NE module */
1144 /* Note that the refcount was already incremented by the parent */
1146 hPrevInstance = NE_GetInstance( pModule );
1148 if ( pModule->dgroup )
1149 if ( NE_CreateSegment( pModule, pModule->dgroup ) )
1150 NE_LoadSegment( pModule, pModule->dgroup );
1152 hInstance = NE_GetInstance( pModule );
1153 TRACE("created second instance %04x[%d] of instance %04x.\n", hInstance, pModule->dgroup, hPrevInstance);
1158 /* Load first instance of NE module */
1160 pModule->flags |= NE_FFLAGS_GUI; /* FIXME: is this necessary? */
1162 hInstance = NE_DoLoadModule( pModule );
1166 if ( hInstance >= 32 )
1170 /* Enter instance handles into task struct */
1172 pTask->hInstance = hInstance;
1173 pTask->hPrevInstance = hPrevInstance;
1175 /* Use DGROUP for 16-bit stack */
1177 if (!(sp = pModule->sp))
1178 sp = pSegTable[pModule->ss-1].minsize + pModule->stack_size;
1180 sp -= sizeof(STACK16FRAME);
1181 pTask->teb->cur_stack = MAKESEGPTR( GlobalHandleToSel16(hInstance), sp );
1183 /* Registers at initialization must be:
1185 * bx stack size in bytes
1186 * cx heap size in bytes
1187 * si previous app instance
1188 * di current app instance
1190 * es selector to the PSP
1191 * ds dgroup of the application
1193 * sp top of the stack
1195 memset( &context, 0, sizeof(context) );
1196 context.SegCs = GlobalHandleToSel16(pSegTable[pModule->cs - 1].hSeg);
1197 context.SegDs = GlobalHandleToSel16(pTask->hInstance);
1198 context.SegEs = pTask->hPDB;
1199 context.Eip = pModule->ip;
1200 context.Ebx = pModule->stack_size;
1201 context.Ecx = pModule->heap_size;
1202 context.Edi = pTask->hInstance;
1203 context.Esi = pTask->hPrevInstance;
1205 /* Now call 16-bit entry point */
1207 TRACE("Starting main program: cs:ip=%04lx:%04lx ds=%04lx ss:sp=%04x:%04x\n",
1208 context.SegCs, context.Eip, context.SegDs,
1209 SELECTOROF(pTask->teb->cur_stack),
1210 OFFSETOF(pTask->teb->cur_stack) );
1212 wine_call_to_16_regs_short( &context, 0 );
1213 ExitThread( LOWORD(context.Eax) );
1217 ExitThread( hInstance );
1220 /***********************************************************************
1221 * LoadLibrary16 (KERNEL.95)
1223 HINSTANCE16 WINAPI LoadLibrary16( LPCSTR libname )
1225 return LoadModule16(libname, (LPVOID)-1 );
1229 /**********************************************************************
1232 * Call a DLL's WEP, allowing it to shut down.
1233 * FIXME: we always pass the WEP WEP_FREE_DLL, never WEP_SYSTEM_EXIT
1235 static BOOL16 MODULE_CallWEP( HMODULE16 hModule )
1237 FARPROC16 WEP = GetProcAddress16( hModule, "WEP" );
1238 if (!WEP) return FALSE;
1239 return NE_CallTo16_word_w( WEP, WEP_FREE_DLL );
1243 /**********************************************************************
1246 * Implementation of FreeModule16().
1248 static BOOL16 NE_FreeModule( HMODULE16 hModule, BOOL call_wep )
1250 HMODULE16 *hPrevModule;
1255 if (!(pModule = NE_GetPtr( hModule ))) return FALSE;
1256 hModule = pModule->self;
1258 TRACE("%04x count %d\n", hModule, pModule->count );
1260 if (((INT16)(--pModule->count)) > 0 ) return TRUE;
1261 else pModule->count = 0;
1263 if (pModule->flags & NE_FFLAGS_BUILTIN)
1264 return FALSE; /* Can't free built-in module */
1266 if (call_wep && !(pModule->flags & NE_FFLAGS_WIN32))
1268 if (pModule->flags & NE_FFLAGS_LIBMODULE)
1270 MODULE_CallWEP( hModule );
1272 /* Free the objects owned by the DLL module */
1273 TASK_CallTaskSignalProc( USIG16_DLL_UNLOAD, hModule );
1274 PROCESS_CallUserSignalProc( USIG_DLL_UNLOAD_WIN16, hModule );
1277 call_wep = FALSE; /* We are freeing a task -> no more WEPs */
1281 /* Clear magic number just in case */
1283 pModule->magic = pModule->self = 0;
1285 /* Remove it from the linked list */
1287 hPrevModule = &hFirstModule;
1288 while (*hPrevModule && (*hPrevModule != hModule))
1290 hPrevModule = &(NE_GetPtr( *hPrevModule ))->next;
1292 if (*hPrevModule) *hPrevModule = pModule->next;
1294 /* Free the referenced modules */
1296 pModRef = (HMODULE16*)NE_MODULE_TABLE( pModule );
1297 for (i = 0; i < pModule->modref_count; i++, pModRef++)
1299 NE_FreeModule( *pModRef, call_wep );
1302 /* Free the module storage */
1304 GlobalFreeAll16( hModule );
1306 /* Remove module from cache */
1308 if (pCachedModule == pModule) pCachedModule = NULL;
1313 /**********************************************************************
1314 * FreeModule16 (KERNEL.46)
1316 BOOL16 WINAPI FreeModule16( HMODULE16 hModule )
1318 return NE_FreeModule( hModule, TRUE );
1322 /***********************************************************************
1323 * FreeLibrary16 (KERNEL.96)
1325 void WINAPI FreeLibrary16( HINSTANCE16 handle )
1327 TRACE("%04x\n", handle );
1328 FreeModule16( handle );
1332 /**********************************************************************
1333 * GetModuleName (KERNEL.27)
1335 BOOL16 WINAPI GetModuleName16( HINSTANCE16 hinst, LPSTR buf, INT16 count )
1340 if (!(pModule = NE_GetPtr( hinst ))) return FALSE;
1341 p = (BYTE *)pModule + pModule->name_table;
1342 if (count > *p) count = *p + 1;
1345 memcpy( buf, p + 1, count - 1 );
1346 buf[count-1] = '\0';
1352 /**********************************************************************
1353 * GetModuleUsage (KERNEL.48)
1355 INT16 WINAPI GetModuleUsage16( HINSTANCE16 hModule )
1357 NE_MODULE *pModule = NE_GetPtr( hModule );
1358 return pModule ? pModule->count : 0;
1362 /**********************************************************************
1363 * GetExpWinVer (KERNEL.167)
1365 WORD WINAPI GetExpWinVer16( HMODULE16 hModule )
1367 NE_MODULE *pModule = NE_GetPtr( hModule );
1368 if ( !pModule ) return 0;
1371 * For built-in modules, fake the expected version the module should
1372 * have according to the Windows version emulated by Wine
1374 if ( !pModule->expected_version )
1376 OSVERSIONINFOA versionInfo;
1377 versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);
1379 if ( GetVersionExA( &versionInfo ) )
1380 pModule->expected_version =
1381 (versionInfo.dwMajorVersion & 0xff) << 8
1382 | (versionInfo.dwMinorVersion & 0xff);
1385 return pModule->expected_version;
1389 /**********************************************************************
1390 * GetModuleFileName16 (KERNEL.49)
1392 * Comment: see GetModuleFileNameA
1394 * Even if invoked by second instance of a program,
1395 * it still returns path of first one.
1397 INT16 WINAPI GetModuleFileName16( HINSTANCE16 hModule, LPSTR lpFileName,
1402 /* Win95 does not query hModule if set to 0 !
1403 * Is this wrong or maybe Win3.1 only ? */
1404 if (!hModule) hModule = GetCurrentTask();
1406 if (!(pModule = NE_GetPtr( hModule ))) return 0;
1407 lstrcpynA( lpFileName, NE_MODULE_NAME(pModule), nSize );
1408 if (pModule->expected_version >= 0x400)
1409 GetLongPathNameA(NE_MODULE_NAME(pModule), lpFileName, nSize);
1410 TRACE("%04x -> '%s'\n", hModule, lpFileName );
1411 return strlen(lpFileName);
1415 /**********************************************************************
1416 * GetModuleHandle (KERNEL.47)
1418 * Find a module from a module name.
1420 * NOTE: The current implementation works the same way the Windows 95 one
1421 * does. Do not try to 'fix' it, fix the callers.
1422 * + It does not do ANY extension handling (except that strange .EXE bit)!
1423 * + It does not care about paths, just about basenames. (same as Windows)
1427 * the win16 module handle if found
1429 * HIWORD (undocumented, see "Undocumented Windows", chapter 5):
1430 * Always hFirstModule
1432 DWORD WINAPI WIN16_GetModuleHandle( SEGPTR name )
1434 if (HIWORD(name) == 0)
1435 return MAKELONG(GetExePtr( (HINSTANCE16)name), hFirstModule );
1436 return MAKELONG(GetModuleHandle16( MapSL(name)), hFirstModule );
1439 /***********************************************************************
1440 * GetModuleHandle16 (KERNEL but also exported from KERNEL32 in Wine)
1442 HMODULE16 WINAPI GetModuleHandle16( LPCSTR name )
1444 HMODULE16 hModule = hFirstModule;
1446 BYTE len, *name_table;
1447 char tmpstr[MAX_PATH];
1450 TRACE("(%s)\n", name);
1453 return GetExePtr(LOWORD(name));
1459 lstrcpynA(tmpstr, name, sizeof(tmpstr));
1461 /* If 'name' matches exactly the module name of a module:
1462 * Return its handle.
1464 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1466 pModule = NE_GetPtr( hModule );
1467 if (!pModule) break;
1468 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1470 name_table = (BYTE *)pModule + pModule->name_table;
1471 if ((*name_table == len) && !strncmp(name, name_table+1, len))
1475 /* If uppercased 'name' matches exactly the module name of a module:
1478 for (s = tmpstr; *s; s++) *s = FILE_toupper(*s);
1480 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1482 pModule = NE_GetPtr( hModule );
1483 if (!pModule) break;
1484 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1486 name_table = (BYTE *)pModule + pModule->name_table;
1487 /* FIXME: the strncasecmp is WRONG. It should not be case insensitive,
1488 * but case sensitive! (Unfortunately Winword 6 and subdlls have
1489 * lowercased module names, but try to load uppercase DLLs, so this
1490 * 'i' compare is just a quickfix until the loader handles that
1491 * correctly. -MM 990705
1493 if ((*name_table == len) && !FILE_strncasecmp(tmpstr, name_table+1, len))
1497 /* If the base filename of 'name' matches the base filename of the module
1498 * filename of some module (case-insensitive compare):
1499 * Return its handle.
1502 /* basename: search backwards in passed name to \ / or : */
1503 s = tmpstr + strlen(tmpstr);
1506 if (s[-1]=='/' || s[-1]=='\\' || s[-1]==':')
1511 /* search this in loaded filename list */
1512 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1517 pModule = NE_GetPtr( hModule );
1518 if (!pModule) break;
1519 if (!pModule->fileinfo) continue;
1520 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1522 ofs = (OFSTRUCT*)((BYTE *)pModule + pModule->fileinfo);
1523 loadedfn = ((char*)ofs->szPathName) + strlen(ofs->szPathName);
1524 /* basename: search backwards in pathname to \ / or : */
1525 while (loadedfn > (char*)ofs->szPathName)
1527 if (loadedfn[-1]=='/' || loadedfn[-1]=='\\' || loadedfn[-1]==':')
1531 /* case insensitive compare ... */
1532 if (!FILE_strcasecmp(loadedfn, s))
1536 /* If the extension of 'name' is '.EXE' and the base filename of 'name'
1537 * matches the base filename of the module filename of some 32-bit module:
1538 * Return the corresponding 16-bit dummy module handle.
1540 if (len >= 4 && !FILE_strcasecmp(name+len-4, ".EXE"))
1542 HMODULE hModule = GetModuleHandleA( name );
1544 return MapHModuleLS( hModule );
1547 if (!strcmp(tmpstr,"MSDOS"))
1550 if (!strcmp(tmpstr,"TIMER"))
1552 FIXME("Eh... Should return caller's code segment, expect crash\n");
1559 /**********************************************************************
1560 * NE_GetModuleByFilename
1562 static HMODULE16 NE_GetModuleByFilename( LPCSTR name )
1566 BYTE len, *name_table;
1567 char tmpstr[MAX_PATH];
1570 lstrcpynA(tmpstr, name, sizeof(tmpstr));
1572 /* If the base filename of 'name' matches the base filename of the module
1573 * filename of some module (case-insensitive compare):
1574 * Return its handle.
1577 /* basename: search backwards in passed name to \ / or : */
1578 s = tmpstr + strlen(tmpstr);
1581 if (s[-1]=='/' || s[-1]=='\\' || s[-1]==':')
1586 /* search this in loaded filename list */
1587 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1592 pModule = NE_GetPtr( hModule );
1593 if (!pModule) break;
1594 if (!pModule->fileinfo) continue;
1595 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1597 ofs = (OFSTRUCT*)((BYTE *)pModule + pModule->fileinfo);
1598 loadedfn = ((char*)ofs->szPathName) + strlen(ofs->szPathName);
1599 /* basename: search backwards in pathname to \ / or : */
1600 while (loadedfn > (char*)ofs->szPathName)
1602 if (loadedfn[-1]=='/' || loadedfn[-1]=='\\' || loadedfn[-1]==':')
1606 /* case insensitive compare ... */
1607 if (!FILE_strcasecmp(loadedfn, s))
1610 /* If basename (without ext) matches the module name of a module:
1611 * Return its handle.
1614 if ( (p = strrchr( s, '.' )) != NULL ) *p = '\0';
1617 for (hModule = hFirstModule; hModule ; hModule = pModule->next)
1619 pModule = NE_GetPtr( hModule );
1620 if (!pModule) break;
1621 if (pModule->flags & NE_FFLAGS_WIN32) continue;
1623 name_table = (BYTE *)pModule + pModule->name_table;
1624 if ((*name_table == len) && !FILE_strncasecmp(s, name_table+1, len))
1631 /**********************************************************************
1632 * ModuleFirst (TOOLHELP.59)
1634 BOOL16 WINAPI ModuleFirst16( MODULEENTRY *lpme )
1636 lpme->wNext = hFirstModule;
1637 return ModuleNext16( lpme );
1641 /**********************************************************************
1642 * ModuleNext (TOOLHELP.60)
1644 BOOL16 WINAPI ModuleNext16( MODULEENTRY *lpme )
1649 if (!lpme->wNext) return FALSE;
1650 if (!(pModule = NE_GetPtr( lpme->wNext ))) return FALSE;
1651 name = (char *)pModule + pModule->name_table;
1652 memcpy( lpme->szModule, name + 1, min(*name, MAX_MODULE_NAME) );
1653 lpme->szModule[min(*name, MAX_MODULE_NAME)] = '\0';
1654 lpme->hModule = lpme->wNext;
1655 lpme->wcUsage = pModule->count;
1656 lstrcpynA( lpme->szExePath, NE_MODULE_NAME(pModule), sizeof(lpme->szExePath) );
1657 lpme->wNext = pModule->next;
1662 /**********************************************************************
1663 * ModuleFindName (TOOLHELP.61)
1665 BOOL16 WINAPI ModuleFindName16( MODULEENTRY *lpme, LPCSTR name )
1667 lpme->wNext = GetModuleHandle16( name );
1668 return ModuleNext16( lpme );
1672 /**********************************************************************
1673 * ModuleFindHandle (TOOLHELP.62)
1675 BOOL16 WINAPI ModuleFindHandle16( MODULEENTRY *lpme, HMODULE16 hModule )
1677 hModule = GetExePtr( hModule );
1678 lpme->wNext = hModule;
1679 return ModuleNext16( lpme );
1683 /***************************************************************************
1684 * IsRomModule16 (KERNEL.323)
1686 BOOL16 WINAPI IsRomModule16( HMODULE16 unused )
1691 /***************************************************************************
1692 * IsRomFile16 (KERNEL.326)
1694 BOOL16 WINAPI IsRomFile16( HFILE16 unused )
1699 /***************************************************************************
1700 * MapHModuleLS (KERNEL32.520)
1702 HMODULE16 WINAPI MapHModuleLS(HMODULE hmod) {
1706 return ((TDB*)GlobalLock16(GetCurrentTask()))->hInstance;
1708 return hmod; /* we already have a 16 bit module handle */
1709 pModule = (NE_MODULE*)GlobalLock16(hFirstModule);
1711 if (pModule->module32 == hmod)
1712 return pModule->self;
1713 pModule = (NE_MODULE*)GlobalLock16(pModule->next);
1718 /***************************************************************************
1719 * MapHModuleSL (KERNEL32.521)
1721 HMODULE WINAPI MapHModuleSL(HMODULE16 hmod) {
1725 TDB *pTask = (TDB*)GlobalLock16(GetCurrentTask());
1727 hmod = pTask->hModule;
1729 pModule = (NE_MODULE*)GlobalLock16(hmod);
1730 if ( (pModule->magic!=IMAGE_OS2_SIGNATURE) ||
1731 !(pModule->flags & NE_FFLAGS_WIN32)
1734 return pModule->module32;
1737 /***************************************************************************
1738 * MapHInstLS (KERNEL32.516)(KERNEL.472)
1740 void WINAPI MapHInstLS( CONTEXT86 *context )
1742 context->Eax = MapHModuleLS(context->Eax);
1745 /***************************************************************************
1746 * MapHInstSL (KERNEL32.518)(KERNEL.473)
1748 void WINAPI MapHInstSL( CONTEXT86 *context )
1750 context->Eax = MapHModuleSL(context->Eax);
1753 /***************************************************************************
1754 * MapHInstLS_PN (KERNEL32.517)
1756 void WINAPI MapHInstLS_PN( CONTEXT86 *context )
1758 if (context->Eax) context->Eax = MapHModuleLS(context->Eax);
1761 /***************************************************************************
1762 * MapHInstSL_PN (KERNEL32.519)
1764 void WINAPI MapHInstSL_PN( CONTEXT86 *context )
1766 if (context->Eax) context->Eax = MapHModuleSL(context->Eax);