4 * Copyright 1995 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "wine/port.h"
38 #include "wine/winbase16.h"
43 #include "builtin16.h"
44 #include "stackframe.h"
46 #include "kernel_private.h"
47 #include "wine/unicode.h"
48 #include "wine/exception.h"
49 #include "wine/debug.h"
51 WINE_DEFAULT_DEBUG_CHANNEL(module
);
52 WINE_DECLARE_DEBUG_CHANNEL(loaddll
);
55 typedef struct _GPHANDLERDEF
67 struct ne_segment_table_entry_s
69 WORD seg_data_offset
; /* Sector offset of segment data */
70 WORD seg_data_length
; /* Length of segment data */
71 WORD seg_flags
; /* Flags associated with this segment */
72 WORD min_alloc
; /* Minimum allocation size for this */
75 #define hFirstModule (pThhook->hExeHead)
79 void *module_start
; /* 32-bit address of the module data */
80 int module_size
; /* Size of the module data */
81 void *code_start
; /* 32-bit address of DLL code */
82 void *data_start
; /* 32-bit address of DLL data */
83 const char *owner
; /* 32-bit dll that contains this dll */
84 const void *rsrc
; /* resources data */
85 } BUILTIN16_DESCRIPTOR
;
87 /* Table of all built-in DLLs */
91 static const BUILTIN16_DESCRIPTOR
*builtin_dlls
[MAX_DLLS
];
93 extern void SNOOP16_RegisterDLL(NE_MODULE
*,LPCSTR
);
94 extern FARPROC16
SNOOP16_GetProcAddress16(HMODULE16
,DWORD
,FARPROC16
);
96 static HINSTANCE16
NE_LoadModule( LPCSTR name
, BOOL lib_only
);
97 static BOOL16
NE_FreeModule( HMODULE16 hModule
, BOOL call_wep
);
99 static HINSTANCE16
MODULE_LoadModule16( LPCSTR libname
, BOOL implicit
, BOOL lib_only
);
101 static HMODULE16
NE_GetModuleByFilename( LPCSTR name
);
104 static WINE_EXCEPTION_FILTER(page_fault
)
106 if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION
||
107 GetExceptionCode() == EXCEPTION_PRIV_INSTRUCTION
)
108 return EXCEPTION_EXECUTE_HANDLER
;
109 return EXCEPTION_CONTINUE_SEARCH
;
113 /* patch all the flat cs references of the code segment if necessary */
114 inline static void patch_code_segment( void *code_segment
)
117 CALLFROM16
*call
= code_segment
;
118 if (call
->flatcs
== wine_get_cs()) return; /* nothing to patch */
119 while (call
->pushl
== 0x68)
121 call
->flatcs
= wine_get_cs();
128 /***********************************************************************
131 * locale-independent case conversion for module lookups
133 static int NE_strcasecmp( const char *str1
, const char *str2
)
136 for ( ; ; str1
++, str2
++)
137 if ((ret
= RtlUpperChar(*str1
) - RtlUpperChar(*str2
)) || !*str1
) break;
142 /***********************************************************************
145 * locale-independent case conversion for module lookups
147 static int NE_strncasecmp( const char *str1
, const char *str2
, int len
)
150 for ( ; len
> 0; len
--, str1
++, str2
++)
151 if ((ret
= RtlUpperChar(*str1
) - RtlUpperChar(*str2
)) || !*str1
) break;
156 /***********************************************************************
159 * Find a descriptor in the list
161 static const BUILTIN16_DESCRIPTOR
*find_dll_descr( const char *dllname
)
164 for (i
= 0; i
< MAX_DLLS
; i
++)
166 const BUILTIN16_DESCRIPTOR
*descr
= builtin_dlls
[i
];
169 NE_MODULE
*pModule
= (NE_MODULE
*)descr
->module_start
;
170 OFSTRUCT
*pOfs
= (OFSTRUCT
*)((LPBYTE
)pModule
+ pModule
->fileinfo
);
171 BYTE
*name_table
= (BYTE
*)pModule
+ pModule
->name_table
;
173 /* check the dll file name */
174 if (!NE_strcasecmp( pOfs
->szPathName
, dllname
)) return descr
;
175 /* check the dll module name (without extension) */
176 if (!NE_strncasecmp( dllname
, name_table
+1, *name_table
) &&
177 !strcmp( dllname
+ *name_table
, ".dll" ))
185 /***********************************************************************
186 * __wine_register_dll_16 (KERNEL32.@)
188 * Register a built-in DLL descriptor.
190 void __wine_register_dll_16( const BUILTIN16_DESCRIPTOR
*descr
)
194 for (i
= 0; i
< MAX_DLLS
; i
++)
196 if (builtin_dlls
[i
]) continue;
197 builtin_dlls
[i
] = descr
;
200 assert( i
< MAX_DLLS
);
204 /***********************************************************************
205 * __wine_unregister_dll_16 (KERNEL32.@)
207 * Unregister a built-in DLL descriptor.
209 void __wine_unregister_dll_16( const BUILTIN16_DESCRIPTOR
*descr
)
213 for (i
= 0; i
< MAX_DLLS
; i
++)
215 if (builtin_dlls
[i
] != descr
) continue;
216 builtin_dlls
[i
] = NULL
;
222 /***********************************************************************
225 NE_MODULE
*NE_GetPtr( HMODULE16 hModule
)
227 return (NE_MODULE
*)GlobalLock16( GetExePtr(hModule
) );
231 /**********************************************************************
234 static void NE_RegisterModule( NE_MODULE
*pModule
)
236 pModule
->next
= hFirstModule
;
237 hFirstModule
= pModule
->self
;
241 /***********************************************************************
244 void NE_DumpModule( HMODULE16 hModule
)
254 if (!(pModule
= NE_GetPtr( hModule
)))
256 MESSAGE( "**** %04x is not a module handle\n", hModule
);
260 /* Dump the module info */
262 DPRINTF( "Module %04x:\n", hModule
);
263 DPRINTF( "count=%d flags=%04x heap=%d stack=%d\n",
264 pModule
->count
, pModule
->flags
,
265 pModule
->heap_size
, pModule
->stack_size
);
266 DPRINTF( "cs:ip=%04x:%04x ss:sp=%04x:%04x ds=%04x nb seg=%d modrefs=%d\n",
267 pModule
->cs
, pModule
->ip
, pModule
->ss
, pModule
->sp
, pModule
->dgroup
,
268 pModule
->seg_count
, pModule
->modref_count
);
269 DPRINTF( "os_flags=%d swap_area=%d version=%04x\n",
270 pModule
->os_flags
, pModule
->min_swap_area
,
271 pModule
->expected_version
);
272 if (pModule
->flags
& NE_FFLAGS_WIN32
)
273 DPRINTF( "PE module=%p\n", pModule
->module32
);
275 /* Dump the file info */
277 DPRINTF( "Filename: '%s'\n", NE_MODULE_NAME(pModule
) );
279 /* Dump the segment table */
281 DPRINTF( "Segment table:\n" );
282 pSeg
= NE_SEG_TABLE( pModule
);
283 for (i
= 0; i
< pModule
->seg_count
; i
++, pSeg
++)
284 DPRINTF( "%02x: pos=%d size=%d flags=%04x minsize=%d hSeg=%04x\n",
285 i
+ 1, pSeg
->filepos
, pSeg
->size
, pSeg
->flags
,
286 pSeg
->minsize
, pSeg
->hSeg
);
288 /* Dump the resource table */
290 DPRINTF( "Resource table:\n" );
291 if (pModule
->res_table
)
293 pword
= (WORD
*)((BYTE
*)pModule
+ pModule
->res_table
);
294 DPRINTF( "Alignment: %d\n", *pword
++ );
297 NE_TYPEINFO
*ptr
= (NE_TYPEINFO
*)pword
;
298 NE_NAMEINFO
*pname
= (NE_NAMEINFO
*)(ptr
+ 1);
299 DPRINTF( "id=%04x count=%d\n", ptr
->type_id
, ptr
->count
);
300 for (i
= 0; i
< ptr
->count
; i
++, pname
++)
301 DPRINTF( "offset=%d len=%d id=%04x\n",
302 pname
->offset
, pname
->length
, pname
->id
);
303 pword
= (WORD
*)pname
;
306 else DPRINTF( "None\n" );
308 /* Dump the resident name table */
310 DPRINTF( "Resident-name table:\n" );
311 pstr
= (char *)pModule
+ pModule
->name_table
;
314 DPRINTF( "%*.*s: %d\n", *pstr
, *pstr
, pstr
+ 1,
315 *(WORD
*)(pstr
+ *pstr
+ 1) );
316 pstr
+= *pstr
+ 1 + sizeof(WORD
);
319 /* Dump the module reference table */
321 DPRINTF( "Module ref table:\n" );
322 if (pModule
->modref_table
)
324 pword
= (WORD
*)((BYTE
*)pModule
+ pModule
->modref_table
);
325 for (i
= 0; i
< pModule
->modref_count
; i
++, pword
++)
328 GetModuleName16( *pword
, name
, sizeof(name
) );
329 DPRINTF( "%d: %04x -> '%s'\n", i
, *pword
, name
);
332 else DPRINTF( "None\n" );
334 /* Dump the entry table */
336 DPRINTF( "Entry table:\n" );
337 bundle
= (ET_BUNDLE
*)((BYTE
*)pModule
+pModule
->entry_table
);
339 entry
= (ET_ENTRY
*)((BYTE
*)bundle
+6);
340 DPRINTF( "Bundle %d-%d: %02x\n", bundle
->first
, bundle
->last
, entry
->type
);
341 ordinal
= bundle
->first
;
342 while (ordinal
< bundle
->last
)
344 if (entry
->type
== 0xff)
345 DPRINTF("%d: %02x:%04x (moveable)\n", ordinal
++, entry
->segnum
, entry
->offs
);
347 DPRINTF("%d: %02x:%04x (fixed)\n", ordinal
++, entry
->segnum
, entry
->offs
);
350 } while ( (bundle
->next
) && (bundle
= ((ET_BUNDLE
*)((BYTE
*)pModule
+ bundle
->next
))) );
352 /* Dump the non-resident names table */
354 DPRINTF( "Non-resident names table:\n" );
355 if (pModule
->nrname_handle
)
357 pstr
= (char *)GlobalLock16( pModule
->nrname_handle
);
360 DPRINTF( "%*.*s: %d\n", *pstr
, *pstr
, pstr
+ 1,
361 *(WORD
*)(pstr
+ *pstr
+ 1) );
362 pstr
+= *pstr
+ 1 + sizeof(WORD
);
369 /***********************************************************************
372 * Walk the module list and print the modules.
374 void NE_WalkModules(void)
376 HMODULE16 hModule
= hFirstModule
;
377 MESSAGE( "Module Flags Name\n" );
380 NE_MODULE
*pModule
= NE_GetPtr( hModule
);
383 MESSAGE( "Bad module %04x in list\n", hModule
);
386 MESSAGE( " %04x %04x %.*s\n", hModule
, pModule
->flags
,
387 *((char *)pModule
+ pModule
->name_table
),
388 (char *)pModule
+ pModule
->name_table
+ 1 );
389 hModule
= pModule
->next
;
394 /***********************************************************************
395 * NE_InitResourceHandler
397 * Fill in 'resloader' fields in the resource table.
399 static void NE_InitResourceHandler( NE_MODULE
*pModule
)
401 static FARPROC16 proc
;
403 NE_TYPEINFO
*pTypeInfo
= (NE_TYPEINFO
*)((char *)pModule
+ pModule
->res_table
+ 2);
405 TRACE("InitResourceHandler[%04x]\n", pModule
->self
);
407 if (!proc
) proc
= GetProcAddress16( GetModuleHandle16("KERNEL"), "DefResourceHandler" );
409 while(pTypeInfo
->type_id
)
411 memcpy_unaligned( &pTypeInfo
->resloader
, &proc
, sizeof(FARPROC16
) );
412 pTypeInfo
= (NE_TYPEINFO
*)((char*)(pTypeInfo
+ 1) + pTypeInfo
->count
* sizeof(NE_NAMEINFO
));
417 /***********************************************************************
420 * Lookup the ordinal for a given name.
422 WORD
NE_GetOrdinal( HMODULE16 hModule
, const char *name
)
424 unsigned char buffer
[256], *cpnt
;
428 if (!(pModule
= NE_GetPtr( hModule
))) return 0;
429 if (pModule
->flags
& NE_FFLAGS_WIN32
) return 0;
431 TRACE("(%04x,'%s')\n", hModule
, name
);
433 /* First handle names of the form '#xxxx' */
435 if (name
[0] == '#') return atoi( name
+ 1 );
437 /* Now copy and uppercase the string */
439 strcpy( buffer
, name
);
440 for (cpnt
= buffer
; *cpnt
; cpnt
++) *cpnt
= RtlUpperChar(*cpnt
);
443 /* First search the resident names */
445 cpnt
= (char *)pModule
+ pModule
->name_table
;
447 /* Skip the first entry (module name) */
448 cpnt
+= *cpnt
+ 1 + sizeof(WORD
);
451 if (((BYTE
)*cpnt
== len
) && !memcmp( cpnt
+1, buffer
, len
))
454 memcpy( &ordinal
, cpnt
+ *cpnt
+ 1, sizeof(ordinal
) );
455 TRACE(" Found: ordinal=%d\n", ordinal
);
458 cpnt
+= *cpnt
+ 1 + sizeof(WORD
);
461 /* Now search the non-resident names table */
463 if (!pModule
->nrname_handle
) return 0; /* No non-resident table */
464 cpnt
= (char *)GlobalLock16( pModule
->nrname_handle
);
466 /* Skip the first entry (module description string) */
467 cpnt
+= *cpnt
+ 1 + sizeof(WORD
);
470 if (((BYTE
)*cpnt
== len
) && !memcmp( cpnt
+1, buffer
, len
))
473 memcpy( &ordinal
, cpnt
+ *cpnt
+ 1, sizeof(ordinal
) );
474 TRACE(" Found: ordinal=%d\n", ordinal
);
477 cpnt
+= *cpnt
+ 1 + sizeof(WORD
);
483 /***********************************************************************
486 FARPROC16 WINAPI
NE_GetEntryPoint( HMODULE16 hModule
, WORD ordinal
)
488 return NE_GetEntryPointEx( hModule
, ordinal
, TRUE
);
491 /***********************************************************************
494 FARPROC16
NE_GetEntryPointEx( HMODULE16 hModule
, WORD ordinal
, BOOL16 snoop
)
502 if (!(pModule
= NE_GetPtr( hModule
))) return 0;
503 assert( !(pModule
->flags
& NE_FFLAGS_WIN32
) );
505 bundle
= (ET_BUNDLE
*)((BYTE
*)pModule
+ pModule
->entry_table
);
506 while ((ordinal
< bundle
->first
+ 1) || (ordinal
> bundle
->last
))
510 bundle
= (ET_BUNDLE
*)((BYTE
*)pModule
+ bundle
->next
);
513 entry
= (ET_ENTRY
*)((BYTE
*)bundle
+6);
514 for (i
=0; i
< (ordinal
- bundle
->first
- 1); i
++)
518 memcpy( &offset
, &entry
->offs
, sizeof(WORD
) );
520 if (sel
== 0xfe) sel
= 0xffff; /* constant entry */
521 else sel
= GlobalHandleToSel16(NE_SEG_TABLE(pModule
)[sel
-1].hSeg
);
523 return (FARPROC16
)MAKESEGPTR( sel
, offset
);
525 return (FARPROC16
)MAKESEGPTR( sel
, offset
);
527 return (FARPROC16
)SNOOP16_GetProcAddress16(hModule
,ordinal
,(FARPROC16
)MAKESEGPTR( sel
, offset
));
531 /***********************************************************************
532 * EntryAddrProc (KERNEL.667) Wine-specific export
534 * Return the entry point for a given ordinal.
536 FARPROC16 WINAPI
EntryAddrProc16( HMODULE16 hModule
, WORD ordinal
)
538 FARPROC16 ret
= NE_GetEntryPointEx( hModule
, ordinal
, TRUE
);
539 CURRENT_STACK16
->ecx
= hModule
; /* FIXME: might be incorrect value */
543 /***********************************************************************
546 * Change the value of an entry point. Use with caution!
547 * It can only change the offset value, not the selector.
549 BOOL16
NE_SetEntryPoint( HMODULE16 hModule
, WORD ordinal
, WORD offset
)
556 if (!(pModule
= NE_GetPtr( hModule
))) return FALSE
;
557 assert( !(pModule
->flags
& NE_FFLAGS_WIN32
) );
559 bundle
= (ET_BUNDLE
*)((BYTE
*)pModule
+ pModule
->entry_table
);
560 while ((ordinal
< bundle
->first
+ 1) || (ordinal
> bundle
->last
))
562 bundle
= (ET_BUNDLE
*)((BYTE
*)pModule
+ bundle
->next
);
563 if (!(bundle
->next
)) return 0;
566 entry
= (ET_ENTRY
*)((BYTE
*)bundle
+6);
567 for (i
=0; i
< (ordinal
- bundle
->first
- 1); i
++)
570 memcpy( &entry
->offs
, &offset
, sizeof(WORD
) );
575 /***********************************************************************
578 HANDLE
NE_OpenFile( NE_MODULE
*pModule
)
581 char *name
= NE_MODULE_NAME( pModule
);
583 TRACE("(%p)\n", pModule
);
587 if (!DuplicateHandle( GetCurrentProcess(), pModule
->fd
,
588 GetCurrentProcess(), &handle
, 0, FALSE
,
589 DUPLICATE_SAME_ACCESS
)) handle
= INVALID_HANDLE_VALUE
;
593 handle
= CreateFileA( name
, GENERIC_READ
, FILE_SHARE_READ
,
594 NULL
, OPEN_EXISTING
, 0, 0 );
596 if (handle
== INVALID_HANDLE_VALUE
)
597 ERR( "Can't open file '%s' for module %04x\n", name
, pModule
->self
);
599 TRACE("opened '%s' -> %p\n", name
, handle
);
604 /* wrapper for SetFilePointer and ReadFile */
605 static BOOL
read_data( HANDLE handle
, LONG offset
, void *buffer
, DWORD size
)
609 if (SetFilePointer( handle
, offset
, NULL
, SEEK_SET
) == INVALID_SET_FILE_POINTER
) return FALSE
;
610 if (!ReadFile( handle
, buffer
, size
, &result
, NULL
)) return FALSE
;
611 return (result
== size
);
614 /***********************************************************************
617 static HMODULE16
NE_LoadExeHeader( HANDLE handle
, LPCSTR path
)
619 IMAGE_DOS_HEADER mz_header
;
620 IMAGE_OS2_HEADER ne_header
;
624 BYTE
*pData
, *pTempEntryTable
;
625 char *buffer
, *fastload
= NULL
;
626 unsigned int fastload_offset
= 0, fastload_length
= 0;
628 ET_BUNDLE
*bundle
, *oldbundle
;
631 /* Read a block from either the file or the fast-load area. */
632 #define READ(offset,size,buffer) \
633 ((fastload && ((offset) >= fastload_offset) && \
634 ((offset)+(size) <= fastload_offset+fastload_length)) ? \
635 (memcpy( buffer, fastload+(offset)-fastload_offset, (size) ), TRUE) : \
636 read_data( handle, (offset), (buffer), (size)))
638 if (!read_data( handle
, 0, &mz_header
, sizeof(mz_header
)) ||
639 (mz_header
.e_magic
!= IMAGE_DOS_SIGNATURE
))
640 return (HMODULE16
)11; /* invalid exe */
642 if (!read_data( handle
, mz_header
.e_lfanew
, &ne_header
, sizeof(ne_header
) ))
643 return (HMODULE16
)11; /* invalid exe */
645 if (ne_header
.ne_magic
== IMAGE_NT_SIGNATURE
) return (HMODULE16
)21; /* win32 exe */
646 if (ne_header
.ne_magic
== IMAGE_OS2_SIGNATURE_LX
) {
647 MESSAGE("Sorry, this is an OS/2 linear executable (LX) file!\n");
648 return (HMODULE16
)12;
650 if (ne_header
.ne_magic
!= IMAGE_OS2_SIGNATURE
) return (HMODULE16
)11; /* invalid exe */
652 /* We now have a valid NE header */
654 /* check to be able to fall back to loading OS/2 programs as DOS
655 * FIXME: should this check be reversed in order to be less strict?
656 * (only fail for OS/2 ne_exetyp 0x01 here?) */
657 if ((ne_header
.ne_exetyp
!= 0x02 /* Windows */)
658 && (ne_header
.ne_exetyp
!= 0x04) /* Windows 386 */)
659 return (HMODULE16
)11; /* invalid exe */
661 size
= sizeof(NE_MODULE
) +
663 ne_header
.ne_cseg
* sizeof(SEGTABLEENTRY
) +
665 ne_header
.ne_restab
- ne_header
.ne_rsrctab
+
666 /* resident names table */
667 ne_header
.ne_modtab
- ne_header
.ne_restab
+
668 /* module ref table */
669 ne_header
.ne_cmod
* sizeof(WORD
) +
670 /* imported names table */
671 ne_header
.ne_enttab
- ne_header
.ne_imptab
+
672 /* entry table length */
673 ne_header
.ne_cbenttab
+
674 /* entry table extra conversion space */
676 2 * (ne_header
.ne_cbenttab
- ne_header
.ne_cmovent
*6) +
677 /* loaded file info */
678 sizeof(OFSTRUCT
) - sizeof(ofs
->szPathName
) + strlen(path
) + 1;
680 hModule
= GlobalAlloc16( GMEM_FIXED
| GMEM_ZEROINIT
, size
);
681 if (!hModule
) return (HMODULE16
)11; /* invalid exe */
683 FarSetOwner16( hModule
, hModule
);
684 pModule
= (NE_MODULE
*)GlobalLock16( hModule
);
685 memcpy( pModule
, &ne_header
, sizeof(ne_header
) );
687 /* check *programs* for default minimal stack size */
688 if ( (!(pModule
->flags
& NE_FFLAGS_LIBMODULE
))
689 && (pModule
->stack_size
< 0x1400) )
690 pModule
->stack_size
= 0x1400;
691 pModule
->module32
= 0;
692 pModule
->self
= hModule
;
693 pModule
->self_loading_sel
= 0;
694 pData
= (BYTE
*)(pModule
+ 1);
696 /* Clear internal Wine flags in case they are set in the EXE file */
698 pModule
->flags
&= ~(NE_FFLAGS_BUILTIN
| NE_FFLAGS_WIN32
);
700 /* Read the fast-load area */
702 if (ne_header
.ne_flagsothers
& NE_AFLAGS_FASTLOAD
)
704 fastload_offset
=ne_header
.ne_pretthunks
<< ne_header
.ne_align
;
705 fastload_length
=ne_header
.ne_psegrefbytes
<< ne_header
.ne_align
;
706 TRACE("Using fast-load area offset=%x len=%d\n",
707 fastload_offset
, fastload_length
);
708 if ((fastload
= HeapAlloc( GetProcessHeap(), 0, fastload_length
)) != NULL
)
710 if (!read_data( handle
, fastload_offset
, fastload
, fastload_length
))
712 HeapFree( GetProcessHeap(), 0, fastload
);
713 WARN("Error reading fast-load area!\n");
719 /* Get the segment table */
721 pModule
->seg_table
= pData
- (BYTE
*)pModule
;
722 buffer
= HeapAlloc( GetProcessHeap(), 0, ne_header
.ne_cseg
*
723 sizeof(struct ne_segment_table_entry_s
));
727 struct ne_segment_table_entry_s
*pSeg
;
729 if (!READ( mz_header
.e_lfanew
+ ne_header
.ne_segtab
,
730 ne_header
.ne_cseg
* sizeof(struct ne_segment_table_entry_s
),
733 HeapFree( GetProcessHeap(), 0, buffer
);
734 if (fastload
) HeapFree( GetProcessHeap(), 0, fastload
);
735 GlobalFree16( hModule
);
736 return (HMODULE16
)11; /* invalid exe */
738 pSeg
= (struct ne_segment_table_entry_s
*)buffer
;
739 for (i
= ne_header
.ne_cseg
; i
> 0; i
--, pSeg
++)
741 memcpy( pData
, pSeg
, sizeof(*pSeg
) );
742 pData
+= sizeof(SEGTABLEENTRY
);
744 HeapFree( GetProcessHeap(), 0, buffer
);
748 if (fastload
) HeapFree( GetProcessHeap(), 0, fastload
);
749 GlobalFree16( hModule
);
750 return (HMODULE16
)11; /* invalid exe */
753 /* Get the resource table */
755 if (ne_header
.ne_rsrctab
< ne_header
.ne_restab
)
757 pModule
->res_table
= pData
- (BYTE
*)pModule
;
758 if (!READ(mz_header
.e_lfanew
+ ne_header
.ne_rsrctab
,
759 ne_header
.ne_restab
- ne_header
.ne_rsrctab
,
761 return (HMODULE16
)11; /* invalid exe */
762 pData
+= ne_header
.ne_restab
- ne_header
.ne_rsrctab
;
763 NE_InitResourceHandler( pModule
);
765 else pModule
->res_table
= 0; /* No resource table */
767 /* Get the resident names table */
769 pModule
->name_table
= pData
- (BYTE
*)pModule
;
770 if (!READ( mz_header
.e_lfanew
+ ne_header
.ne_restab
,
771 ne_header
.ne_modtab
- ne_header
.ne_restab
,
774 if (fastload
) HeapFree( GetProcessHeap(), 0, fastload
);
775 GlobalFree16( hModule
);
776 return (HMODULE16
)11; /* invalid exe */
778 pData
+= ne_header
.ne_modtab
- ne_header
.ne_restab
;
780 /* Get the module references table */
782 if (ne_header
.ne_cmod
> 0)
784 pModule
->modref_table
= pData
- (BYTE
*)pModule
;
785 if (!READ( mz_header
.e_lfanew
+ ne_header
.ne_modtab
,
786 ne_header
.ne_cmod
* sizeof(WORD
),
789 if (fastload
) HeapFree( GetProcessHeap(), 0, fastload
);
790 GlobalFree16( hModule
);
791 return (HMODULE16
)11; /* invalid exe */
793 pData
+= ne_header
.ne_cmod
* sizeof(WORD
);
795 else pModule
->modref_table
= 0; /* No module references */
797 /* Get the imported names table */
799 pModule
->import_table
= pData
- (BYTE
*)pModule
;
800 if (!READ( mz_header
.e_lfanew
+ ne_header
.ne_imptab
,
801 ne_header
.ne_enttab
- ne_header
.ne_imptab
,
804 if (fastload
) HeapFree( GetProcessHeap(), 0, fastload
);
805 GlobalFree16( hModule
);
806 return (HMODULE16
)11; /* invalid exe */
808 pData
+= ne_header
.ne_enttab
- ne_header
.ne_imptab
;
810 /* Load entry table, convert it to the optimized version used by Windows */
812 if ((pTempEntryTable
= HeapAlloc( GetProcessHeap(), 0, ne_header
.ne_cbenttab
)) != NULL
)
814 BYTE nr_entries
, type
, *s
;
816 TRACE("Converting entry table.\n");
817 pModule
->entry_table
= pData
- (BYTE
*)pModule
;
818 if (!READ( mz_header
.e_lfanew
+ ne_header
.ne_enttab
,
819 ne_header
.ne_cbenttab
, pTempEntryTable
))
821 HeapFree( GetProcessHeap(), 0, pTempEntryTable
);
822 if (fastload
) HeapFree( GetProcessHeap(), 0, fastload
);
823 GlobalFree16( hModule
);
824 return (HMODULE16
)11; /* invalid exe */
828 TRACE("entry table: offs %04x, len %04x, entries %d\n", ne_header
.ne_enttab
, ne_header
.ne_cbenttab
, *s
);
830 bundle
= (ET_BUNDLE
*)pData
;
831 TRACE("first bundle: %p\n", bundle
);
832 memset(bundle
, 0, sizeof(ET_BUNDLE
)); /* in case no entry table exists */
833 entry
= (ET_ENTRY
*)((BYTE
*)bundle
+6);
835 while ((nr_entries
= *s
++))
839 bundle
->last
+= nr_entries
;
846 entry
->segnum
= *s
++;
847 entry
->offs
= *(WORD
*)s
; s
+= 2;
848 /*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
856 entry
->segnum
= type
;
857 entry
->offs
= *(WORD
*)s
; s
+= 2;
858 /*TRACE(module, "entry: %p, type: %d, flags: %d, segnum: %d, offs: %04x\n", entry, entry->type, entry->flags, entry->segnum, entry->offs);*/
864 if (bundle
->first
== bundle
->last
)
866 bundle
->first
+= nr_entries
;
867 bundle
->last
+= nr_entries
;
872 oldbundle
->next
= ((int)entry
- (int)pModule
);
873 bundle
= (ET_BUNDLE
*)entry
;
874 TRACE("new bundle: %p\n", bundle
);
875 bundle
->first
= bundle
->last
=
876 oldbundle
->last
+ nr_entries
;
878 entry
= (ET_ENTRY
*)(((BYTE
*)entry
)+sizeof(ET_BUNDLE
));
882 HeapFree( GetProcessHeap(), 0, pTempEntryTable
);
886 if (fastload
) HeapFree( GetProcessHeap(), 0, fastload
);
887 GlobalFree16( hModule
);
888 return (HMODULE16
)11; /* invalid exe */
891 pData
+= ne_header
.ne_cbenttab
+ sizeof(ET_BUNDLE
) +
892 2 * (ne_header
.ne_cbenttab
- ne_header
.ne_cmovent
*6);
894 if ((DWORD
)entry
> (DWORD
)pData
)
895 ERR("converted entry table bigger than reserved space !!!\nentry: %p, pData: %p. Please report !\n", entry
, pData
);
897 /* Store the filename information */
899 pModule
->fileinfo
= pData
- (BYTE
*)pModule
;
900 size
= sizeof(OFSTRUCT
) - sizeof(ofs
->szPathName
) + strlen(path
) + 1;
901 ofs
= (OFSTRUCT
*)pData
;
902 ofs
->cBytes
= size
- 1;
904 strcpy( ofs
->szPathName
, path
);
907 /* Free the fast-load area */
910 if (fastload
) HeapFree( GetProcessHeap(), 0, fastload
);
912 /* Get the non-resident names table */
914 if (ne_header
.ne_cbnrestab
)
916 pModule
->nrname_handle
= GlobalAlloc16( 0, ne_header
.ne_cbnrestab
);
917 if (!pModule
->nrname_handle
)
919 GlobalFree16( hModule
);
920 return (HMODULE16
)11; /* invalid exe */
922 FarSetOwner16( pModule
->nrname_handle
, hModule
);
923 buffer
= GlobalLock16( pModule
->nrname_handle
);
924 if (!read_data( handle
, ne_header
.ne_nrestab
, buffer
, ne_header
.ne_cbnrestab
))
926 GlobalFree16( pModule
->nrname_handle
);
927 GlobalFree16( hModule
);
928 return (HMODULE16
)11; /* invalid exe */
931 else pModule
->nrname_handle
= 0;
933 /* Allocate a segment for the implicitly-loaded DLLs */
935 if (pModule
->modref_count
)
937 pModule
->dlls_to_init
= GlobalAlloc16( GMEM_ZEROINIT
,
938 (pModule
->modref_count
+1)*sizeof(HMODULE16
) );
939 if (!pModule
->dlls_to_init
)
941 if (pModule
->nrname_handle
) GlobalFree16( pModule
->nrname_handle
);
942 GlobalFree16( hModule
);
943 return (HMODULE16
)11; /* invalid exe */
945 FarSetOwner16( pModule
->dlls_to_init
, hModule
);
947 else pModule
->dlls_to_init
= 0;
949 NE_RegisterModule( pModule
);
950 SNOOP16_RegisterDLL(pModule
,path
);
955 /***********************************************************************
958 * Load all DLLs implicitly linked to a module.
960 static BOOL
NE_LoadDLLs( NE_MODULE
*pModule
)
963 WORD
*pModRef
= (WORD
*)((char *)pModule
+ pModule
->modref_table
);
964 WORD
*pDLLs
= (WORD
*)GlobalLock16( pModule
->dlls_to_init
);
966 for (i
= 0; i
< pModule
->modref_count
; i
++, pModRef
++)
968 char buffer
[260], *p
;
969 BYTE
*pstr
= (BYTE
*)pModule
+ pModule
->import_table
+ *pModRef
;
970 memcpy( buffer
, pstr
+ 1, *pstr
);
971 *(buffer
+ *pstr
) = 0; /* terminate it */
973 TRACE("Loading '%s'\n", buffer
);
974 if (!(*pModRef
= GetModuleHandle16( buffer
)))
976 /* If the DLL is not loaded yet, load it and store */
977 /* its handle in the list of DLLs to initialize. */
980 /* Append .DLL to name if no extension present */
981 if (!(p
= strrchr( buffer
, '.')) || strchr( p
, '/' ) || strchr( p
, '\\'))
982 strcat( buffer
, ".DLL" );
984 if ((hDLL
= MODULE_LoadModule16( buffer
, TRUE
, TRUE
)) < 32)
986 /* FIXME: cleanup what was done */
988 MESSAGE( "Could not load '%s' required by '%.*s', error=%d\n",
989 buffer
, *((BYTE
*)pModule
+ pModule
->name_table
),
990 (char *)pModule
+ pModule
->name_table
+ 1, hDLL
);
993 *pModRef
= GetExePtr( hDLL
);
996 else /* Increment the reference count of the DLL */
998 NE_MODULE
*pOldDLL
= NE_GetPtr( *pModRef
);
999 if (pOldDLL
) pOldDLL
->count
++;
1006 /**********************************************************************
1009 * Load first instance of NE module from file.
1011 * pModule must point to a module structure prepared by NE_LoadExeHeader.
1012 * This routine must never be called twice on a module.
1015 static HINSTANCE16
NE_DoLoadModule( NE_MODULE
*pModule
)
1017 /* Allocate the segments for this module */
1019 if (!NE_CreateAllSegments( pModule
))
1020 return ERROR_NOT_ENOUGH_MEMORY
; /* 8 */
1022 /* Load the referenced DLLs */
1024 if (!NE_LoadDLLs( pModule
))
1025 return ERROR_FILE_NOT_FOUND
; /* 2 */
1027 /* Load the segments */
1029 NE_LoadAllSegments( pModule
);
1031 /* Make sure the usage count is 1 on the first loading of */
1032 /* the module, even if it contains circular DLL references */
1036 return NE_GetInstance( pModule
);
1039 /**********************************************************************
1042 * Load first instance of NE module. (Note: caller is responsible for
1043 * ensuring the module isn't already loaded!)
1045 * If the module turns out to be an executable module, only a
1046 * handle to a module stub is returned; this needs to be initialized
1047 * by calling NE_DoLoadModule later, in the context of the newly
1050 * If lib_only is TRUE, however, the module is perforce treated
1051 * like a DLL module, even if it is an executable module.
1054 static HINSTANCE16
NE_LoadModule( LPCSTR name
, BOOL lib_only
)
1058 HINSTANCE16 hInstance
;
1064 if ((hFile
= OpenFile16( name
, &ofs
, OF_READ
|OF_SHARE_DENY_WRITE
)) == HFILE_ERROR16
)
1065 return ERROR_FILE_NOT_FOUND
;
1067 hModule
= NE_LoadExeHeader( DosFileHandleToWin32Handle(hFile
), ofs
.szPathName
);
1073 pModule
= NE_GetPtr( hModule
);
1075 drive_type
= GetDriveTypeA( ofs
.szPathName
);
1076 if (drive_type
!= DRIVE_REMOVABLE
&& drive_type
!= DRIVE_CDROM
)
1078 /* keep the file handle open if not on a removable media */
1079 DuplicateHandle( GetCurrentProcess(), DosFileHandleToWin32Handle(hFile
),
1080 GetCurrentProcess(), &pModule
->fd
, 0, FALSE
,
1081 DUPLICATE_SAME_ACCESS
);
1085 if ( !lib_only
&& !( pModule
->flags
& NE_FFLAGS_LIBMODULE
) )
1088 hInstance
= NE_DoLoadModule( pModule
);
1089 if ( hInstance
< 32 )
1092 NE_FreeModule( hModule
, 0 );
1099 /***********************************************************************
1100 * NE_DoLoadBuiltinModule
1102 * Load a built-in Win16 module. Helper function for NE_LoadBuiltinModule.
1104 static HMODULE16
NE_DoLoadBuiltinModule( const BUILTIN16_DESCRIPTOR
*descr
)
1108 SEGTABLEENTRY
*pSegTable
;
1111 hModule
= GLOBAL_CreateBlock( GMEM_MOVEABLE
, descr
->module_start
,
1112 descr
->module_size
, 0, WINE_LDT_FLAGS_DATA
);
1113 if (!hModule
) return ERROR_NOT_ENOUGH_MEMORY
;
1114 FarSetOwner16( hModule
, hModule
);
1116 pModule
= (NE_MODULE
*)GlobalLock16( hModule
);
1117 pModule
->self
= hModule
;
1118 /* NOTE: (Ab)use the hRsrcMap parameter for resource data pointer */
1119 pModule
->hRsrcMap
= (void *)descr
->rsrc
;
1121 /* Allocate the code segment */
1123 pSegTable
= NE_SEG_TABLE( pModule
);
1124 pSegTable
->hSeg
= GLOBAL_CreateBlock( GMEM_FIXED
, descr
->code_start
,
1125 pSegTable
->minsize
, hModule
,
1126 WINE_LDT_FLAGS_CODE
|WINE_LDT_FLAGS_32BIT
);
1127 if (!pSegTable
->hSeg
) return ERROR_NOT_ENOUGH_MEMORY
;
1128 patch_code_segment( descr
->code_start
);
1131 /* Allocate the data segment */
1133 minsize
= pSegTable
->minsize
? pSegTable
->minsize
: 0x10000;
1134 minsize
+= pModule
->heap_size
;
1135 if (minsize
> 0x10000) minsize
= 0x10000;
1136 pSegTable
->hSeg
= GlobalAlloc16( GMEM_FIXED
, minsize
);
1137 if (!pSegTable
->hSeg
) return ERROR_NOT_ENOUGH_MEMORY
;
1138 FarSetOwner16( pSegTable
->hSeg
, hModule
);
1139 if (pSegTable
->minsize
) memcpy( GlobalLock16( pSegTable
->hSeg
),
1140 descr
->data_start
, pSegTable
->minsize
);
1141 if (pModule
->heap_size
)
1142 LocalInit16( GlobalHandleToSel16(pSegTable
->hSeg
), pSegTable
->minsize
, minsize
);
1144 if (descr
->rsrc
) NE_InitResourceHandler(pModule
);
1146 NE_RegisterModule( pModule
);
1152 /**********************************************************************
1153 * MODULE_LoadModule16
1155 * Load a NE module in the order of the loadorder specification.
1156 * The caller is responsible that the module is not loaded already.
1159 static HINSTANCE16
MODULE_LoadModule16( LPCSTR libname
, BOOL implicit
, BOOL lib_only
)
1161 HINSTANCE16 hinst
= 2;
1164 const BUILTIN16_DESCRIPTOR
*descr
= NULL
;
1165 char dllname
[20], owner
[20], *p
;
1166 const char *basename
;
1168 /* strip path information */
1171 if (basename
[0] && basename
[1] == ':') basename
+= 2; /* strip drive specification */
1172 if ((p
= strrchr( basename
, '\\' ))) basename
= p
+ 1;
1173 if ((p
= strrchr( basename
, '/' ))) basename
= p
+ 1;
1175 if (strlen(basename
) < sizeof(dllname
)-4)
1179 strcpy( dllname
, basename
);
1180 p
= strrchr( dllname
, '.' );
1181 if (!p
) strcat( dllname
, ".dll" );
1182 for (p
= dllname
; *p
; p
++) if (*p
>= 'A' && *p
<= 'Z') *p
+= 32;
1184 if (wine_dll_get_owner( dllname
, owner
, sizeof(owner
), &file_exists
) == -1)
1186 if (file_exists
) return 21; /* it may be a Win32 module then */
1188 else /* found 32-bit owner, try to load it */
1190 HMODULE mod32
= LoadLibraryA( owner
);
1193 if (!(descr
= find_dll_descr( dllname
))) FreeLibrary( mod32
);
1194 /* loading the 32-bit library can have the side effect of loading the module */
1195 /* if so, simply incr the ref count and return the module */
1196 if ((hModule
= GetModuleHandle16( libname
)))
1198 TRACE( "module %s already loaded by owner\n", libname
);
1199 pModule
= NE_GetPtr( hModule
);
1200 if (pModule
) pModule
->count
++;
1206 /* it's probably disabled by the load order config */
1207 WARN( "couldn't load owner %s for 16-bit dll %s\n", owner
, dllname
);
1208 return ERROR_FILE_NOT_FOUND
;
1215 TRACE("Trying built-in '%s'\n", libname
);
1216 hinst
= NE_DoLoadBuiltinModule( descr
);
1217 if (hinst
> 32) TRACE_(loaddll
)("Loaded module %s : builtin\n", debugstr_a(libname
));
1221 TRACE("Trying native dll '%s'\n", libname
);
1222 hinst
= NE_LoadModule(libname
, lib_only
);
1223 if (hinst
> 32) TRACE_(loaddll
)("Loaded module %s : native\n", debugstr_a(libname
));
1226 if (hinst
> 32 && !implicit
)
1228 hModule
= GetModuleHandle16(libname
);
1231 ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get module handle. Filename too long ?\n",
1233 return ERROR_INVALID_HANDLE
;
1236 pModule
= NE_GetPtr(hModule
);
1239 ERR("Serious trouble. Just loaded module '%s' (hinst=0x%04x), but can't get NE_MODULE pointer\n",
1241 return ERROR_INVALID_HANDLE
;
1244 TRACE("Loaded module '%s' at 0x%04x.\n", libname
, hinst
);
1247 * Call initialization routines for all loaded DLLs. Note that
1248 * when we load implicitly linked DLLs this will be done by InitTask().
1250 if(pModule
->flags
& NE_FFLAGS_LIBMODULE
)
1252 NE_InitializeDLLs(hModule
);
1253 NE_DllProcessAttach(hModule
);
1256 return hinst
; /* The last error that occurred */
1260 /**********************************************************************
1263 * Create the thread for a 16-bit module.
1265 static HINSTANCE16
NE_CreateThread( NE_MODULE
*pModule
, WORD cmdShow
, LPCSTR cmdline
)
1270 HINSTANCE16 instance
= 0;
1272 if (!(hTask
= TASK_SpawnTask( pModule
, cmdShow
, cmdline
+ 1, *cmdline
, &hThread
)))
1275 /* Post event to start the task */
1276 PostEvent16( hTask
);
1278 /* Wait until we get the instance handle */
1281 DirectedYield16( hTask
);
1282 if (!IsTask16( hTask
)) /* thread has died */
1285 WaitForSingleObject( hThread
, INFINITE
);
1286 GetExitCodeThread( hThread
, &exit_code
);
1287 CloseHandle( hThread
);
1290 if (!(pTask
= GlobalLock16( hTask
))) break;
1291 instance
= pTask
->hInstance
;
1292 GlobalUnlock16( hTask
);
1293 } while (!instance
);
1295 CloseHandle( hThread
);
1300 /**********************************************************************
1301 * LoadModule (KERNEL.45)
1303 HINSTANCE16 WINAPI
LoadModule16( LPCSTR name
, LPVOID paramBlock
)
1305 BOOL lib_only
= !paramBlock
|| (paramBlock
== (LPVOID
)-1);
1306 LOADPARAMS16
*params
;
1314 if ( (hModule
= NE_GetModuleByFilename(name
) ) != 0 )
1316 /* Special case: second instance of an already loaded NE module */
1318 if ( !( pModule
= NE_GetPtr( hModule
) ) ) return (HINSTANCE16
)11;
1319 if ( pModule
->module32
) return (HINSTANCE16
)21;
1321 /* Increment refcount */
1327 /* Main case: load first instance of NE module */
1329 if ( (hModule
= MODULE_LoadModule16( name
, FALSE
, lib_only
)) < 32 )
1332 if ( !(pModule
= NE_GetPtr( hModule
)) )
1333 return (HINSTANCE16
)11;
1336 /* If library module, we just retrieve the instance handle */
1338 if ( ( pModule
->flags
& NE_FFLAGS_LIBMODULE
) || lib_only
)
1339 return NE_GetInstance( pModule
);
1342 * At this point, we need to create a new process.
1344 * pModule points either to an already loaded module, whose refcount
1345 * has already been incremented (to avoid having the module vanish
1346 * in the meantime), or else to a stub module which contains only header
1349 params
= (LOADPARAMS16
*)paramBlock
;
1350 cmdShow
= ((WORD
*)MapSL(params
->showCmd
))[1];
1351 cmdline
= MapSL( params
->cmdLine
);
1352 return NE_CreateThread( pModule
, cmdShow
, cmdline
);
1356 /**********************************************************************
1359 * Startup code for a new 16-bit task.
1361 DWORD
NE_StartTask(void)
1363 TDB
*pTask
= TASK_GetCurrent();
1364 NE_MODULE
*pModule
= NE_GetPtr( pTask
->hModule
);
1365 HINSTANCE16 hInstance
, hPrevInstance
;
1366 SEGTABLEENTRY
*pSegTable
= NE_SEG_TABLE( pModule
);
1369 if ( pModule
->count
> 0 )
1371 /* Second instance of an already loaded NE module */
1372 /* Note that the refcount was already incremented by the parent */
1374 hPrevInstance
= NE_GetInstance( pModule
);
1376 if ( pModule
->dgroup
)
1377 if ( NE_CreateSegment( pModule
, pModule
->dgroup
) )
1378 NE_LoadSegment( pModule
, pModule
->dgroup
);
1380 hInstance
= NE_GetInstance( pModule
);
1381 TRACE("created second instance %04x[%d] of instance %04x.\n", hInstance
, pModule
->dgroup
, hPrevInstance
);
1386 /* Load first instance of NE module */
1388 pModule
->flags
|= NE_FFLAGS_GUI
; /* FIXME: is this necessary? */
1390 hInstance
= NE_DoLoadModule( pModule
);
1394 if ( hInstance
>= 32 )
1398 /* Enter instance handles into task struct */
1400 pTask
->hInstance
= hInstance
;
1401 pTask
->hPrevInstance
= hPrevInstance
;
1403 /* Use DGROUP for 16-bit stack */
1405 if (!(sp
= pModule
->sp
))
1406 sp
= pSegTable
[pModule
->ss
-1].minsize
+ pModule
->stack_size
;
1408 sp
-= sizeof(STACK16FRAME
);
1409 NtCurrentTeb()->cur_stack
= MAKESEGPTR( GlobalHandleToSel16(hInstance
), sp
);
1411 /* Registers at initialization must be:
1413 * bx stack size in bytes
1414 * cx heap size in bytes
1415 * si previous app instance
1416 * di current app instance
1418 * es selector to the PSP
1419 * ds dgroup of the application
1421 * sp top of the stack
1423 memset( &context
, 0, sizeof(context
) );
1424 context
.SegCs
= GlobalHandleToSel16(pSegTable
[pModule
->cs
- 1].hSeg
);
1425 context
.SegDs
= GlobalHandleToSel16(pTask
->hInstance
);
1426 context
.SegEs
= pTask
->hPDB
;
1427 context
.SegFs
= wine_get_fs();
1428 context
.SegGs
= wine_get_gs();
1429 context
.Eip
= pModule
->ip
;
1430 context
.Ebx
= pModule
->stack_size
;
1431 context
.Ecx
= pModule
->heap_size
;
1432 context
.Edi
= pTask
->hInstance
;
1433 context
.Esi
= pTask
->hPrevInstance
;
1435 /* Now call 16-bit entry point */
1437 TRACE("Starting main program: cs:ip=%04lx:%04lx ds=%04lx ss:sp=%04x:%04x\n",
1438 context
.SegCs
, context
.Eip
, context
.SegDs
,
1439 SELECTOROF(NtCurrentTeb()->cur_stack
),
1440 OFFSETOF(NtCurrentTeb()->cur_stack
) );
1442 WOWCallback16Ex( 0, WCB16_REGS
, 0, NULL
, (DWORD
*)&context
);
1443 ExitThread( LOWORD(context
.Eax
) );
1445 return hInstance
; /* error code */
1448 /***********************************************************************
1449 * LoadLibrary (KERNEL.95)
1450 * LoadLibrary16 (KERNEL32.35)
1452 HINSTANCE16 WINAPI
LoadLibrary16( LPCSTR libname
)
1454 return LoadModule16(libname
, (LPVOID
)-1 );
1458 /**********************************************************************
1461 * Call a DLL's WEP, allowing it to shut down.
1462 * FIXME: we always pass the WEP WEP_FREE_DLL, never WEP_SYSTEM_EXIT
1464 static BOOL16
MODULE_CallWEP( HMODULE16 hModule
)
1467 FARPROC16 WEP
= GetProcAddress16( hModule
, "WEP" );
1468 if (!WEP
) return FALSE
;
1475 args
[0] = WEP_FREE_DLL
;
1476 WOWCallback16Ex( (DWORD
)WEP
, WCB16_PASCAL
, sizeof(args
), args
, &dwRet
);
1477 ret
= LOWORD(dwRet
);
1479 __EXCEPT(page_fault
)
1481 WARN("Page fault\n");
1490 /**********************************************************************
1493 * Implementation of FreeModule16().
1495 static BOOL16
NE_FreeModule( HMODULE16 hModule
, BOOL call_wep
)
1497 HMODULE16
*hPrevModule
;
1502 if (!(pModule
= NE_GetPtr( hModule
))) return FALSE
;
1503 hModule
= pModule
->self
;
1505 TRACE("%04x count %d\n", hModule
, pModule
->count
);
1507 if (((INT16
)(--pModule
->count
)) > 0 ) return TRUE
;
1508 else pModule
->count
= 0;
1510 if (pModule
->flags
& NE_FFLAGS_BUILTIN
)
1511 return FALSE
; /* Can't free built-in module */
1513 if (call_wep
&& !(pModule
->flags
& NE_FFLAGS_WIN32
))
1515 /* Free the objects owned by the DLL module */
1516 NE_CallUserSignalProc( hModule
, USIG16_DLL_UNLOAD
);
1518 if (pModule
->flags
& NE_FFLAGS_LIBMODULE
)
1519 MODULE_CallWEP( hModule
);
1521 call_wep
= FALSE
; /* We are freeing a task -> no more WEPs */
1525 /* Clear magic number just in case */
1527 pModule
->magic
= pModule
->self
= 0;
1528 if (pModule
->fd
) CloseHandle( pModule
->fd
);
1530 /* Remove it from the linked list */
1532 hPrevModule
= &hFirstModule
;
1533 while (*hPrevModule
&& (*hPrevModule
!= hModule
))
1535 hPrevModule
= &(NE_GetPtr( *hPrevModule
))->next
;
1537 if (*hPrevModule
) *hPrevModule
= pModule
->next
;
1539 /* Free the referenced modules */
1541 pModRef
= (HMODULE16
*)((char *)pModule
+ pModule
->modref_table
);
1542 for (i
= 0; i
< pModule
->modref_count
; i
++, pModRef
++)
1544 NE_FreeModule( *pModRef
, call_wep
);
1547 /* Free the module storage */
1549 GlobalFreeAll16( hModule
);
1554 /**********************************************************************
1555 * FreeModule (KERNEL.46)
1557 BOOL16 WINAPI
FreeModule16( HMODULE16 hModule
)
1559 return NE_FreeModule( hModule
, TRUE
);
1563 /***********************************************************************
1564 * FreeLibrary (KERNEL.96)
1565 * FreeLibrary16 (KERNEL32.36)
1567 void WINAPI
FreeLibrary16( HINSTANCE16 handle
)
1569 TRACE("%04x\n", handle
);
1570 FreeModule16( handle
);
1574 /***********************************************************************
1575 * GetModuleHandle16 (KERNEL32.@)
1577 HMODULE16 WINAPI
GetModuleHandle16( LPCSTR name
)
1579 HMODULE16 hModule
= hFirstModule
;
1581 BYTE len
, *name_table
;
1582 char tmpstr
[MAX_PATH
];
1585 TRACE("(%s)\n", name
);
1587 if (!HIWORD(name
)) return GetExePtr(LOWORD(name
));
1592 lstrcpynA(tmpstr
, name
, sizeof(tmpstr
));
1594 /* If 'name' matches exactly the module name of a module:
1595 * Return its handle.
1597 for (hModule
= hFirstModule
; hModule
; hModule
= pModule
->next
)
1599 pModule
= NE_GetPtr( hModule
);
1600 if (!pModule
) break;
1601 if (pModule
->flags
& NE_FFLAGS_WIN32
) continue;
1603 name_table
= (BYTE
*)pModule
+ pModule
->name_table
;
1604 if ((*name_table
== len
) && !strncmp(name
, name_table
+1, len
))
1608 /* If uppercased 'name' matches exactly the module name of a module:
1611 for (s
= tmpstr
; *s
; s
++) *s
= RtlUpperChar(*s
);
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 /* FIXME: the strncasecmp is WRONG. It should not be case insensitive,
1621 * but case sensitive! (Unfortunately Winword 6 and subdlls have
1622 * lowercased module names, but try to load uppercase DLLs, so this
1623 * 'i' compare is just a quickfix until the loader handles that
1624 * correctly. -MM 990705
1626 if ((*name_table
== len
) && !NE_strncasecmp(tmpstr
, name_table
+1, len
))
1630 /* If the base filename of 'name' matches the base filename of the module
1631 * filename of some module (case-insensitive compare):
1632 * Return its handle.
1635 /* basename: search backwards in passed name to \ / or : */
1636 s
= tmpstr
+ strlen(tmpstr
);
1639 if (s
[-1]=='/' || s
[-1]=='\\' || s
[-1]==':')
1644 /* search this in loaded filename list */
1645 for (hModule
= hFirstModule
; hModule
; hModule
= pModule
->next
)
1650 pModule
= NE_GetPtr( hModule
);
1651 if (!pModule
) break;
1652 if (!pModule
->fileinfo
) continue;
1653 if (pModule
->flags
& NE_FFLAGS_WIN32
) continue;
1655 ofs
= (OFSTRUCT
*)((BYTE
*)pModule
+ pModule
->fileinfo
);
1656 loadedfn
= ((char*)ofs
->szPathName
) + strlen(ofs
->szPathName
);
1657 /* basename: search backwards in pathname to \ / or : */
1658 while (loadedfn
> (char*)ofs
->szPathName
)
1660 if (loadedfn
[-1]=='/' || loadedfn
[-1]=='\\' || loadedfn
[-1]==':')
1664 /* case insensitive compare ... */
1665 if (!NE_strcasecmp(loadedfn
, s
))
1672 /**********************************************************************
1673 * GetModuleName (KERNEL.27)
1675 BOOL16 WINAPI
GetModuleName16( HINSTANCE16 hinst
, LPSTR buf
, INT16 count
)
1680 if (!(pModule
= NE_GetPtr( hinst
))) return FALSE
;
1681 p
= (BYTE
*)pModule
+ pModule
->name_table
;
1682 if (count
> *p
) count
= *p
+ 1;
1685 memcpy( buf
, p
+ 1, count
- 1 );
1686 buf
[count
-1] = '\0';
1692 /**********************************************************************
1693 * GetModuleFileName (KERNEL.49)
1695 * Comment: see GetModuleFileNameA
1697 * Even if invoked by second instance of a program,
1698 * it still returns path of first one.
1700 INT16 WINAPI
GetModuleFileName16( HINSTANCE16 hModule
, LPSTR lpFileName
,
1705 /* Win95 does not query hModule if set to 0 !
1706 * Is this wrong or maybe Win3.1 only ? */
1707 if (!hModule
) hModule
= GetCurrentTask();
1709 if (!(pModule
= NE_GetPtr( hModule
))) return 0;
1710 lstrcpynA( lpFileName
, NE_MODULE_NAME(pModule
), nSize
);
1711 if (pModule
->expected_version
>= 0x400)
1712 GetLongPathNameA(NE_MODULE_NAME(pModule
), lpFileName
, nSize
);
1713 TRACE("%04x -> '%s'\n", hModule
, lpFileName
);
1714 return strlen(lpFileName
);
1718 /**********************************************************************
1719 * GetModuleUsage (KERNEL.48)
1721 INT16 WINAPI
GetModuleUsage16( HINSTANCE16 hModule
)
1723 NE_MODULE
*pModule
= NE_GetPtr( hModule
);
1724 return pModule
? pModule
->count
: 0;
1728 /**********************************************************************
1729 * GetExpWinVer (KERNEL.167)
1731 WORD WINAPI
GetExpWinVer16( HMODULE16 hModule
)
1733 NE_MODULE
*pModule
= NE_GetPtr( hModule
);
1734 if ( !pModule
) return 0;
1737 * For built-in modules, fake the expected version the module should
1738 * have according to the Windows version emulated by Wine
1740 if ( !pModule
->expected_version
)
1742 OSVERSIONINFOA versionInfo
;
1743 versionInfo
.dwOSVersionInfoSize
= sizeof(versionInfo
);
1745 if ( GetVersionExA( &versionInfo
) )
1746 pModule
->expected_version
=
1747 (versionInfo
.dwMajorVersion
& 0xff) << 8
1748 | (versionInfo
.dwMinorVersion
& 0xff);
1751 return pModule
->expected_version
;
1755 /***********************************************************************
1756 * WinExec (KERNEL.166)
1758 HINSTANCE16 WINAPI
WinExec16( LPCSTR lpCmdLine
, UINT16 nCmdShow
)
1760 LPCSTR p
, args
= NULL
;
1761 LPCSTR name_beg
, name_end
;
1762 LPSTR name
, cmdline
;
1765 char buffer
[MAX_PATH
];
1767 if (*lpCmdLine
== '"') /* has to be only one and only at beginning ! */
1769 name_beg
= lpCmdLine
+1;
1770 p
= strchr ( lpCmdLine
+1, '"' );
1774 args
= strchr ( p
, ' ' );
1776 else /* yes, even valid with trailing '"' missing */
1777 name_end
= lpCmdLine
+strlen(lpCmdLine
);
1781 name_beg
= lpCmdLine
;
1782 args
= strchr( lpCmdLine
, ' ' );
1783 name_end
= args
? args
: lpCmdLine
+strlen(lpCmdLine
);
1786 if ((name_beg
== lpCmdLine
) && (!args
))
1787 { /* just use the original cmdline string as file name */
1788 name
= (LPSTR
)lpCmdLine
;
1792 if (!(name
= HeapAlloc( GetProcessHeap(), 0, name_end
- name_beg
+ 1 )))
1793 return ERROR_NOT_ENOUGH_MEMORY
;
1794 memcpy( name
, name_beg
, name_end
- name_beg
);
1795 name
[name_end
- name_beg
] = '\0';
1801 arglen
= strlen(args
);
1802 cmdline
= HeapAlloc( GetProcessHeap(), 0, 2 + arglen
);
1803 cmdline
[0] = (BYTE
)arglen
;
1804 strcpy( cmdline
+ 1, args
);
1808 cmdline
= HeapAlloc( GetProcessHeap(), 0, 2 );
1809 cmdline
[0] = cmdline
[1] = 0;
1812 TRACE("name: '%s', cmdline: '%.*s'\n", name
, cmdline
[0], &cmdline
[1]);
1814 if (SearchPathA( NULL
, name
, ".exe", sizeof(buffer
), buffer
, NULL
))
1816 LOADPARAMS16 params
;
1819 showCmd
[1] = nCmdShow
;
1821 params
.hEnvironment
= 0;
1822 params
.cmdLine
= MapLS( cmdline
);
1823 params
.showCmd
= MapLS( showCmd
);
1824 params
.reserved
= 0;
1826 ret
= LoadModule16( buffer
, ¶ms
);
1827 UnMapLS( params
.cmdLine
);
1828 UnMapLS( params
.showCmd
);
1830 else ret
= GetLastError();
1832 HeapFree( GetProcessHeap(), 0, cmdline
);
1833 if (name
!= lpCmdLine
) HeapFree( GetProcessHeap(), 0, name
);
1835 if (ret
== 21) /* 32-bit module */
1838 ReleaseThunkLock( &count
);
1839 ret
= LOWORD( WinExec( lpCmdLine
, nCmdShow
) );
1840 RestoreThunkLock( count
);
1845 /***********************************************************************
1846 * GetProcAddress (KERNEL.50)
1848 FARPROC16 WINAPI
GetProcAddress16( HMODULE16 hModule
, LPCSTR name
)
1853 if (!hModule
) hModule
= GetCurrentTask();
1854 hModule
= GetExePtr( hModule
);
1856 if (HIWORD(name
) != 0)
1858 ordinal
= NE_GetOrdinal( hModule
, name
);
1859 TRACE("%04x '%s'\n", hModule
, name
);
1863 ordinal
= LOWORD(name
);
1864 TRACE("%04x %04x\n", hModule
, ordinal
);
1866 if (!ordinal
) return (FARPROC16
)0;
1868 ret
= NE_GetEntryPoint( hModule
, ordinal
);
1870 TRACE("returning %08x\n", (UINT
)ret
);
1875 /***************************************************************************
1876 * HasGPHandler (KERNEL.338)
1878 SEGPTR WINAPI
HasGPHandler16( SEGPTR address
)
1883 GPHANDLERDEF
*gpHandler
;
1885 if ( (hModule
= FarGetOwner16( SELECTOROF(address
) )) != 0
1886 && (gpOrdinal
= NE_GetOrdinal( hModule
, "__GP" )) != 0
1887 && (gpPtr
= (SEGPTR
)NE_GetEntryPointEx( hModule
, gpOrdinal
, FALSE
)) != 0
1888 && !IsBadReadPtr16( gpPtr
, sizeof(GPHANDLERDEF
) )
1889 && (gpHandler
= MapSL( gpPtr
)) != NULL
)
1891 while (gpHandler
->selector
)
1893 if ( SELECTOROF(address
) == gpHandler
->selector
1894 && OFFSETOF(address
) >= gpHandler
->rangeStart
1895 && OFFSETOF(address
) < gpHandler
->rangeEnd
)
1896 return MAKESEGPTR( gpHandler
->selector
, gpHandler
->handler
);
1905 /**********************************************************************
1906 * GetModuleHandle (KERNEL.47)
1908 * Find a module from a module name.
1910 * NOTE: The current implementation works the same way the Windows 95 one
1911 * does. Do not try to 'fix' it, fix the callers.
1912 * + It does not do ANY extension handling (except that strange .EXE bit)!
1913 * + It does not care about paths, just about basenames. (same as Windows)
1917 * the win16 module handle if found
1919 * HIWORD (undocumented, see "Undocumented Windows", chapter 5):
1920 * Always hFirstModule
1922 DWORD WINAPI
WIN16_GetModuleHandle( SEGPTR name
)
1924 if (HIWORD(name
) == 0)
1925 return MAKELONG(GetExePtr( (HINSTANCE16
)name
), hFirstModule
);
1926 return MAKELONG(GetModuleHandle16( MapSL(name
)), hFirstModule
);
1929 /**********************************************************************
1930 * NE_GetModuleByFilename
1932 static HMODULE16
NE_GetModuleByFilename( LPCSTR name
)
1936 BYTE len
, *name_table
;
1937 char tmpstr
[MAX_PATH
];
1940 lstrcpynA(tmpstr
, name
, sizeof(tmpstr
));
1942 /* If the base filename of 'name' matches the base filename of the module
1943 * filename of some module (case-insensitive compare):
1944 * Return its handle.
1947 /* basename: search backwards in passed name to \ / or : */
1948 s
= tmpstr
+ strlen(tmpstr
);
1951 if (s
[-1]=='/' || s
[-1]=='\\' || s
[-1]==':')
1956 /* search this in loaded filename list */
1957 for (hModule
= hFirstModule
; hModule
; hModule
= pModule
->next
)
1962 pModule
= NE_GetPtr( hModule
);
1963 if (!pModule
) break;
1964 if (!pModule
->fileinfo
) continue;
1965 if (pModule
->flags
& NE_FFLAGS_WIN32
) continue;
1967 ofs
= (OFSTRUCT
*)((BYTE
*)pModule
+ pModule
->fileinfo
);
1968 loadedfn
= ((char*)ofs
->szPathName
) + strlen(ofs
->szPathName
);
1969 /* basename: search backwards in pathname to \ / or : */
1970 while (loadedfn
> (char*)ofs
->szPathName
)
1972 if (loadedfn
[-1]=='/' || loadedfn
[-1]=='\\' || loadedfn
[-1]==':')
1976 /* case insensitive compare ... */
1977 if (!NE_strcasecmp(loadedfn
, s
))
1980 /* If basename (without ext) matches the module name of a module:
1981 * Return its handle.
1984 if ( (p
= strrchr( s
, '.' )) != NULL
) *p
= '\0';
1987 for (hModule
= hFirstModule
; hModule
; hModule
= pModule
->next
)
1989 pModule
= NE_GetPtr( hModule
);
1990 if (!pModule
) break;
1991 if (pModule
->flags
& NE_FFLAGS_WIN32
) continue;
1993 name_table
= (BYTE
*)pModule
+ pModule
->name_table
;
1994 if ((*name_table
== len
) && !NE_strncasecmp(s
, name_table
+1, len
))
2001 /***********************************************************************
2002 * GetProcAddress16 (KERNEL32.37)
2003 * Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
2005 FARPROC16 WINAPI
WIN32_GetProcAddress16( HMODULE hModule
, LPCSTR name
)
2007 if (!hModule
) return 0;
2008 if (HIWORD(hModule
))
2010 WARN("hModule is Win32 handle (%p)\n", hModule
);
2013 return GetProcAddress16( LOWORD(hModule
), name
);
2016 /**********************************************************************
2017 * ModuleFirst (TOOLHELP.59)
2019 BOOL16 WINAPI
ModuleFirst16( MODULEENTRY
*lpme
)
2021 lpme
->wNext
= hFirstModule
;
2022 return ModuleNext16( lpme
);
2026 /**********************************************************************
2027 * ModuleNext (TOOLHELP.60)
2029 BOOL16 WINAPI
ModuleNext16( MODULEENTRY
*lpme
)
2034 if (!lpme
->wNext
) return FALSE
;
2035 if (!(pModule
= NE_GetPtr( lpme
->wNext
))) return FALSE
;
2036 name
= (char *)pModule
+ pModule
->name_table
;
2037 memcpy( lpme
->szModule
, name
+ 1, min(*name
, MAX_MODULE_NAME
) );
2038 lpme
->szModule
[min(*name
, MAX_MODULE_NAME
)] = '\0';
2039 lpme
->hModule
= lpme
->wNext
;
2040 lpme
->wcUsage
= pModule
->count
;
2041 lstrcpynA( lpme
->szExePath
, NE_MODULE_NAME(pModule
), sizeof(lpme
->szExePath
) );
2042 lpme
->wNext
= pModule
->next
;
2047 /**********************************************************************
2048 * ModuleFindName (TOOLHELP.61)
2050 BOOL16 WINAPI
ModuleFindName16( MODULEENTRY
*lpme
, LPCSTR name
)
2052 lpme
->wNext
= GetModuleHandle16( name
);
2053 return ModuleNext16( lpme
);
2057 /**********************************************************************
2058 * ModuleFindHandle (TOOLHELP.62)
2060 BOOL16 WINAPI
ModuleFindHandle16( MODULEENTRY
*lpme
, HMODULE16 hModule
)
2062 hModule
= GetExePtr( hModule
);
2063 lpme
->wNext
= hModule
;
2064 return ModuleNext16( lpme
);
2068 /***************************************************************************
2069 * IsRomModule (KERNEL.323)
2071 BOOL16 WINAPI
IsRomModule16( HMODULE16 unused
)
2076 /***************************************************************************
2077 * IsRomFile (KERNEL.326)
2079 BOOL16 WINAPI
IsRomFile16( HFILE16 unused
)
2084 /***********************************************************************
2085 * create_dummy_module
2087 * Create a dummy NE module for Win32 or Winelib.
2089 static HMODULE16
create_dummy_module( HMODULE module32
)
2093 SEGTABLEENTRY
*pSegment
;
2096 const char* basename
;
2099 char filename
[MAX_PATH
];
2100 IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader( module32
);
2102 if (!nt
) return (HMODULE16
)11; /* invalid exe */
2104 /* Extract base filename */
2105 len
= GetModuleFileNameA( module32
, filename
, sizeof(filename
) );
2106 if (!len
|| len
>= sizeof(filename
)) return (HMODULE16
)11; /* invalid exe */
2107 basename
= strrchr(filename
, '\\');
2108 if (!basename
) basename
= filename
;
2110 len
= strlen(basename
);
2111 if ((s
= strchr(basename
, '.'))) len
= s
- basename
;
2113 /* Allocate module */
2114 of_size
= sizeof(OFSTRUCT
) - sizeof(ofs
->szPathName
)
2115 + strlen(filename
) + 1;
2116 size
= sizeof(NE_MODULE
) +
2117 /* loaded file info */
2118 ((of_size
+ 3) & ~3) +
2119 /* segment table: DS,CS */
2120 2 * sizeof(SEGTABLEENTRY
) +
2123 /* several empty tables */
2126 hModule
= GlobalAlloc16( GMEM_MOVEABLE
| GMEM_ZEROINIT
, size
);
2127 if (!hModule
) return (HMODULE16
)11; /* invalid exe */
2129 FarSetOwner16( hModule
, hModule
);
2130 pModule
= (NE_MODULE
*)GlobalLock16( hModule
);
2132 /* Set all used entries */
2133 pModule
->magic
= IMAGE_OS2_SIGNATURE
;
2136 pModule
->flags
= NE_FFLAGS_WIN32
;
2137 pModule
->dgroup
= 0;
2140 pModule
->heap_size
= 0;
2141 pModule
->stack_size
= 0;
2142 pModule
->seg_count
= 2;
2143 pModule
->modref_count
= 0;
2144 pModule
->nrname_size
= 0;
2145 pModule
->fileinfo
= sizeof(NE_MODULE
);
2146 pModule
->os_flags
= NE_OSFLAGS_WINDOWS
;
2147 pModule
->self
= hModule
;
2148 pModule
->module32
= module32
;
2150 /* Set version and flags */
2151 pModule
->expected_version
= ((nt
->OptionalHeader
.MajorSubsystemVersion
& 0xff) << 8 ) |
2152 (nt
->OptionalHeader
.MinorSubsystemVersion
& 0xff);
2153 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
)
2154 pModule
->flags
|= NE_FFLAGS_LIBMODULE
| NE_FFLAGS_SINGLEDATA
;
2156 /* Set loaded file information */
2157 ofs
= (OFSTRUCT
*)(pModule
+ 1);
2158 memset( ofs
, 0, of_size
);
2159 ofs
->cBytes
= of_size
< 256 ? of_size
: 255; /* FIXME */
2160 strcpy( ofs
->szPathName
, filename
);
2162 pSegment
= (SEGTABLEENTRY
*)((char*)(pModule
+ 1) + ((of_size
+ 3) & ~3));
2163 pModule
->seg_table
= (int)pSegment
- (int)pModule
;
2166 pSegment
->flags
= NE_SEGFLAGS_DATA
;
2167 pSegment
->minsize
= 0x1000;
2170 pSegment
->flags
= 0;
2174 pStr
= (char *)pSegment
;
2175 pModule
->name_table
= (int)pStr
- (int)pModule
;
2178 lstrcpynA( pStr
+1, basename
, len
+1 );
2181 /* All tables zero terminated */
2182 pModule
->res_table
= pModule
->import_table
= pModule
->entry_table
= (int)pStr
- (int)pModule
;
2184 NE_RegisterModule( pModule
);
2185 LoadLibraryA( filename
); /* increment the ref count of the 32-bit module */
2189 /***********************************************************************
2190 * PrivateLoadLibrary (KERNEL32.@)
2192 * FIXME: rough guesswork, don't know what "Private" means
2194 HINSTANCE16 WINAPI
PrivateLoadLibrary(LPCSTR libname
)
2196 return LoadLibrary16(libname
);
2199 /***********************************************************************
2200 * PrivateFreeLibrary (KERNEL32.@)
2202 * FIXME: rough guesswork, don't know what "Private" means
2204 void WINAPI
PrivateFreeLibrary(HINSTANCE16 handle
)
2206 FreeLibrary16(handle
);
2209 /***********************************************************************
2210 * LoadLibrary32 (KERNEL.452)
2211 * LoadSystemLibrary32 (KERNEL.482)
2213 HMODULE WINAPI
LoadLibrary32_16( LPCSTR libname
)
2218 ReleaseThunkLock( &count
);
2219 hModule
= LoadLibraryA( libname
);
2220 RestoreThunkLock( count
);
2224 /***************************************************************************
2225 * MapHModuleLS (KERNEL32.@)
2227 HMODULE16 WINAPI
MapHModuleLS(HMODULE hmod
)
2233 return TASK_GetCurrent()->hInstance
;
2235 return LOWORD(hmod
); /* we already have a 16 bit module handle */
2236 pModule
= (NE_MODULE
*)GlobalLock16(hFirstModule
);
2238 if (pModule
->module32
== hmod
)
2239 return pModule
->self
;
2240 pModule
= (NE_MODULE
*)GlobalLock16(pModule
->next
);
2242 if ((ret
= create_dummy_module( hmod
)) < 32)
2250 /***************************************************************************
2251 * MapHModuleSL (KERNEL32.@)
2253 HMODULE WINAPI
MapHModuleSL(HMODULE16 hmod
)
2258 TDB
*pTask
= TASK_GetCurrent();
2259 hmod
= pTask
->hModule
;
2261 pModule
= (NE_MODULE
*)GlobalLock16(hmod
);
2262 if ((pModule
->magic
!=IMAGE_OS2_SIGNATURE
) || !(pModule
->flags
& NE_FFLAGS_WIN32
))
2264 return pModule
->module32
;
2267 /***************************************************************************
2268 * MapHInstLS (KERNEL32.@)
2269 * MapHInstLS (KERNEL.472)
2271 void WINAPI
MapHInstLS( CONTEXT86
*context
)
2273 context
->Eax
= MapHModuleLS( (HMODULE
)context
->Eax
);
2276 /***************************************************************************
2277 * MapHInstSL (KERNEL32.@)
2278 * MapHInstSL (KERNEL.473)
2280 void WINAPI
MapHInstSL( CONTEXT86
*context
)
2282 context
->Eax
= (DWORD
)MapHModuleSL( context
->Eax
);
2285 /***************************************************************************
2286 * MapHInstLS_PN (KERNEL32.@)
2288 void WINAPI
MapHInstLS_PN( CONTEXT86
*context
)
2290 if (context
->Eax
) context
->Eax
= MapHModuleLS( (HMODULE
)context
->Eax
);
2293 /***************************************************************************
2294 * MapHInstSL_PN (KERNEL32.@)
2296 void WINAPI
MapHInstSL_PN( CONTEXT86
*context
)
2298 if (context
->Eax
) context
->Eax
= (DWORD
)MapHModuleSL( context
->Eax
);