4 * Copyright 1995, 2003 Alexandre Julliard
5 * Copyright 2002 Dmitry Timoshkov for CodeWeavers
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/port.h"
27 #ifdef HAVE_SYS_MMAN_H
28 # include <sys/mman.h>
30 #ifdef HAVE_VALGRIND_MEMCHECK_H
31 # include <valgrind/memcheck.h>
34 #define NONAMELESSUNION
35 #define NONAMELESSSTRUCT
38 #define WIN32_NO_STATUS
43 #include "wine/exception.h"
44 #include "wine/library.h"
45 #include "wine/pthread.h"
46 #include "wine/unicode.h"
47 #include "wine/debug.h"
48 #include "wine/server.h"
49 #include "ntdll_misc.h"
52 WINE_DEFAULT_DEBUG_CHANNEL(module
);
53 WINE_DECLARE_DEBUG_CHANNEL(relay
);
54 WINE_DECLARE_DEBUG_CHANNEL(snoop
);
55 WINE_DECLARE_DEBUG_CHANNEL(loaddll
);
56 WINE_DECLARE_DEBUG_CHANNEL(imports
);
58 /* we don't want to include winuser.h */
59 #define RT_MANIFEST ((ULONG_PTR)24)
60 #define ISOLATIONAWARE_MANIFEST_RESOURCE_ID ((ULONG_PTR)2)
62 extern struct wine_pthread_functions pthread_functions
;
64 typedef DWORD (CALLBACK
*DLLENTRYPROC
)(HMODULE
,DWORD
,LPVOID
);
66 static int process_detaching
= 0; /* set on process detach to avoid deadlocks with thread detach */
67 static int free_lib_count
; /* recursion depth of LdrUnloadDll calls */
69 static const char * const reason_names
[] =
75 NULL
, NULL
, NULL
, NULL
,
79 static const WCHAR dllW
[] = {'.','d','l','l',0};
81 /* internal representation of 32bit modules. per process. */
82 typedef struct _wine_modref
86 struct _wine_modref
**deps
;
89 /* info about the current builtin dll load */
90 /* used to keep track of things across the register_dll constructor call */
91 struct builtin_load_info
93 const WCHAR
*load_path
;
94 const WCHAR
*filename
;
99 static struct builtin_load_info default_load_info
;
100 static struct builtin_load_info
*builtin_load_info
= &default_load_info
;
102 static HANDLE main_exe_file
;
103 static UINT tls_module_count
; /* number of modules with TLS directory */
104 static UINT tls_total_size
; /* total size of TLS storage */
105 static const IMAGE_TLS_DIRECTORY
**tls_dirs
; /* array of TLS directories */
107 UNICODE_STRING windows_dir
= { 0, 0, NULL
}; /* windows directory */
108 UNICODE_STRING system_dir
= { 0, 0, NULL
}; /* system directory */
110 static RTL_CRITICAL_SECTION loader_section
;
111 static RTL_CRITICAL_SECTION_DEBUG critsect_debug
=
113 0, 0, &loader_section
,
114 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
115 0, 0, { (DWORD_PTR
)(__FILE__
": loader_section") }
117 static RTL_CRITICAL_SECTION loader_section
= { &critsect_debug
, -1, 0, 0, 0, 0 };
119 static WINE_MODREF
*cached_modref
;
120 static WINE_MODREF
*current_modref
;
121 static WINE_MODREF
*last_failed_modref
;
123 static NTSTATUS
load_dll( LPCWSTR load_path
, LPCWSTR libname
, DWORD flags
, WINE_MODREF
** pwm
);
124 static NTSTATUS
process_attach( WINE_MODREF
*wm
, LPVOID lpReserved
);
125 static FARPROC
find_named_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
126 DWORD exp_size
, const char *name
, int hint
, LPCWSTR load_path
);
128 /* convert PE image VirtualAddress to Real Address */
129 static inline void *get_rva( HMODULE module
, DWORD va
)
131 return (void *)((char *)module
+ va
);
134 /* check whether the file name contains a path */
135 static inline int contains_path( LPCWSTR name
)
137 return ((*name
&& (name
[1] == ':')) || strchrW(name
, '/') || strchrW(name
, '\\'));
140 /* convert from straight ASCII to Unicode without depending on the current codepage */
141 static inline void ascii_to_unicode( WCHAR
*dst
, const char *src
, size_t len
)
143 while (len
--) *dst
++ = (unsigned char)*src
++;
147 /*************************************************************************
148 * call_dll_entry_point
150 * Some brain-damaged dlls (ir32_32.dll for instance) modify ebx in
151 * their entry point, so we need a small asm wrapper.
154 extern BOOL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
, UINT reason
, void *reserved
);
155 __ASM_GLOBAL_FUNC(call_dll_entry_point
,
163 "movl 8(%ebp),%eax\n\t"
165 "leal -4(%ebp),%esp\n\t"
170 static inline BOOL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
,
171 UINT reason
, void *reserved
)
173 return proc( module
, reason
, reserved
);
175 #endif /* __i386__ */
179 /*************************************************************************
182 * Entry point for stub functions.
184 static void stub_entry_point( const char *dll
, const char *name
, ... )
186 EXCEPTION_RECORD rec
;
188 rec
.ExceptionCode
= EXCEPTION_WINE_STUB
;
189 rec
.ExceptionFlags
= EH_NONCONTINUABLE
;
190 rec
.ExceptionRecord
= NULL
;
192 rec
.ExceptionAddress
= __builtin_return_address(0);
194 rec
.ExceptionAddress
= *((void **)&dll
- 1);
196 rec
.NumberParameters
= 2;
197 rec
.ExceptionInformation
[0] = (ULONG_PTR
)dll
;
198 rec
.ExceptionInformation
[1] = (ULONG_PTR
)name
;
199 for (;;) RtlRaiseException( &rec
);
203 #include "pshpack1.h"
206 BYTE popl_eax
; /* popl %eax */
207 BYTE pushl1
; /* pushl $name */
209 BYTE pushl2
; /* pushl $dll */
211 BYTE pushl_eax
; /* pushl %eax */
212 BYTE jmp
; /* jmp stub_entry_point */
217 /*************************************************************************
220 * Allocate a stub entry point.
222 static ULONG_PTR
allocate_stub( const char *dll
, const char *name
)
224 #define MAX_SIZE 65536
225 static struct stub
*stubs
;
226 static unsigned int nb_stubs
;
229 if (nb_stubs
>= MAX_SIZE
/ sizeof(*stub
)) return 0xdeadbeef;
233 SIZE_T size
= MAX_SIZE
;
234 if (NtAllocateVirtualMemory( NtCurrentProcess(), (void **)&stubs
, 0, &size
,
235 MEM_COMMIT
, PAGE_EXECUTE_WRITECOPY
) != STATUS_SUCCESS
)
238 stub
= &stubs
[nb_stubs
++];
239 stub
->popl_eax
= 0x58; /* popl %eax */
240 stub
->pushl1
= 0x68; /* pushl $name */
242 stub
->pushl2
= 0x68; /* pushl $dll */
244 stub
->pushl_eax
= 0x50; /* pushl %eax */
245 stub
->jmp
= 0xe9; /* jmp stub_entry_point */
246 stub
->entry
= (BYTE
*)stub_entry_point
- (BYTE
*)(&stub
->entry
+ 1);
247 return (ULONG_PTR
)stub
;
251 static inline ULONG_PTR
allocate_stub( const char *dll
, const char *name
) { return 0xdeadbeef; }
252 #endif /* __i386__ */
255 /*************************************************************************
258 * Looks for the referenced HMODULE in the current process
259 * The loader_section must be locked while calling this function.
261 static WINE_MODREF
*get_modref( HMODULE hmod
)
263 PLIST_ENTRY mark
, entry
;
266 if (cached_modref
&& cached_modref
->ldr
.BaseAddress
== hmod
) return cached_modref
;
268 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
269 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
271 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
272 if (mod
->BaseAddress
== hmod
)
273 return cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
274 if (mod
->BaseAddress
> (void*)hmod
) break;
280 /**********************************************************************
281 * find_basename_module
283 * Find a module from its base name.
284 * The loader_section must be locked while calling this function
286 static WINE_MODREF
*find_basename_module( LPCWSTR name
)
288 PLIST_ENTRY mark
, entry
;
290 if (cached_modref
&& !strcmpiW( name
, cached_modref
->ldr
.BaseDllName
.Buffer
))
291 return cached_modref
;
293 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
294 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
296 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
297 if (!strcmpiW( name
, mod
->BaseDllName
.Buffer
))
299 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
300 return cached_modref
;
307 /**********************************************************************
308 * find_fullname_module
310 * Find a module from its full path name.
311 * The loader_section must be locked while calling this function
313 static WINE_MODREF
*find_fullname_module( LPCWSTR name
)
315 PLIST_ENTRY mark
, entry
;
317 if (cached_modref
&& !strcmpiW( name
, cached_modref
->ldr
.FullDllName
.Buffer
))
318 return cached_modref
;
320 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
321 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
323 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
324 if (!strcmpiW( name
, mod
->FullDllName
.Buffer
))
326 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
327 return cached_modref
;
334 /*************************************************************************
335 * find_forwarded_export
337 * Find the final function pointer for a forwarded function.
338 * The loader_section must be locked while calling this function.
340 static FARPROC
find_forwarded_export( HMODULE module
, const char *forward
, LPCWSTR load_path
)
342 const IMAGE_EXPORT_DIRECTORY
*exports
;
346 const char *end
= strrchr(forward
, '.');
349 if (!end
) return NULL
;
350 if ((end
- forward
) * sizeof(WCHAR
) >= sizeof(mod_name
)) return NULL
;
351 ascii_to_unicode( mod_name
, forward
, end
- forward
);
352 mod_name
[end
- forward
] = 0;
353 if (!strchrW( mod_name
, '.' ))
355 if ((end
- forward
) * sizeof(WCHAR
) >= sizeof(mod_name
) - sizeof(dllW
)) return NULL
;
356 memcpy( mod_name
+ (end
- forward
), dllW
, sizeof(dllW
) );
359 if (!(wm
= find_basename_module( mod_name
)))
361 TRACE( "delay loading %s for '%s'\n", debugstr_w(mod_name
), forward
);
362 if (load_dll( load_path
, mod_name
, 0, &wm
) == STATUS_SUCCESS
&&
363 !(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
))
365 if (process_attach( wm
, NULL
) != STATUS_SUCCESS
)
367 LdrUnloadDll( wm
->ldr
.BaseAddress
);
374 ERR( "module not found for forward '%s' used by %s\n",
375 forward
, debugstr_w(get_modref(module
)->ldr
.FullDllName
.Buffer
) );
379 if ((exports
= RtlImageDirectoryEntryToData( wm
->ldr
.BaseAddress
, TRUE
,
380 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
381 proc
= find_named_export( wm
->ldr
.BaseAddress
, exports
, exp_size
, end
+ 1, -1, load_path
);
385 ERR("function not found for forward '%s' used by %s."
386 " If you are using builtin %s, try using the native one instead.\n",
387 forward
, debugstr_w(get_modref(module
)->ldr
.FullDllName
.Buffer
),
388 debugstr_w(get_modref(module
)->ldr
.BaseDllName
.Buffer
) );
394 /*************************************************************************
395 * find_ordinal_export
397 * Find an exported function by ordinal.
398 * The exports base must have been subtracted from the ordinal already.
399 * The loader_section must be locked while calling this function.
401 static FARPROC
find_ordinal_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
402 DWORD exp_size
, DWORD ordinal
, LPCWSTR load_path
)
405 const DWORD
*functions
= get_rva( module
, exports
->AddressOfFunctions
);
407 if (ordinal
>= exports
->NumberOfFunctions
)
409 TRACE(" ordinal %d out of range!\n", ordinal
+ exports
->Base
);
412 if (!functions
[ordinal
]) return NULL
;
414 proc
= get_rva( module
, functions
[ordinal
] );
416 /* if the address falls into the export dir, it's a forward */
417 if (((const char *)proc
>= (const char *)exports
) &&
418 ((const char *)proc
< (const char *)exports
+ exp_size
))
419 return find_forwarded_export( module
, (const char *)proc
, load_path
);
423 const WCHAR
*user
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
424 proc
= SNOOP_GetProcAddress( module
, exports
, exp_size
, proc
, ordinal
, user
);
428 const WCHAR
*user
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
429 proc
= RELAY_GetProcAddress( module
, exports
, exp_size
, proc
, ordinal
, user
);
435 /*************************************************************************
438 * Find an exported function by name.
439 * The loader_section must be locked while calling this function.
441 static FARPROC
find_named_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
442 DWORD exp_size
, const char *name
, int hint
, LPCWSTR load_path
)
444 const WORD
*ordinals
= get_rva( module
, exports
->AddressOfNameOrdinals
);
445 const DWORD
*names
= get_rva( module
, exports
->AddressOfNames
);
446 int min
= 0, max
= exports
->NumberOfNames
- 1;
448 /* first check the hint */
449 if (hint
>= 0 && hint
<= max
)
451 char *ename
= get_rva( module
, names
[hint
] );
452 if (!strcmp( ename
, name
))
453 return find_ordinal_export( module
, exports
, exp_size
, ordinals
[hint
], load_path
);
456 /* then do a binary search */
459 int res
, pos
= (min
+ max
) / 2;
460 char *ename
= get_rva( module
, names
[pos
] );
461 if (!(res
= strcmp( ename
, name
)))
462 return find_ordinal_export( module
, exports
, exp_size
, ordinals
[pos
], load_path
);
463 if (res
> 0) max
= pos
- 1;
471 /*************************************************************************
474 * Import the dll specified by the given import descriptor.
475 * The loader_section must be locked while calling this function.
477 static WINE_MODREF
*import_dll( HMODULE module
, const IMAGE_IMPORT_DESCRIPTOR
*descr
, LPCWSTR load_path
)
482 const IMAGE_EXPORT_DIRECTORY
*exports
;
484 const IMAGE_THUNK_DATA
*import_list
;
485 IMAGE_THUNK_DATA
*thunk_list
;
487 const char *name
= get_rva( module
, descr
->Name
);
488 DWORD len
= strlen(name
);
490 SIZE_T protect_size
= 0;
493 thunk_list
= get_rva( module
, (DWORD
)descr
->FirstThunk
);
494 if (descr
->u
.OriginalFirstThunk
)
495 import_list
= get_rva( module
, (DWORD
)descr
->u
.OriginalFirstThunk
);
497 import_list
= thunk_list
;
499 while (len
&& name
[len
-1] == ' ') len
--; /* remove trailing spaces */
501 if (len
* sizeof(WCHAR
) < sizeof(buffer
))
503 ascii_to_unicode( buffer
, name
, len
);
505 status
= load_dll( load_path
, buffer
, 0, &wmImp
);
507 else /* need to allocate a larger buffer */
509 WCHAR
*ptr
= RtlAllocateHeap( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) );
510 if (!ptr
) return NULL
;
511 ascii_to_unicode( ptr
, name
, len
);
513 status
= load_dll( load_path
, ptr
, 0, &wmImp
);
514 RtlFreeHeap( GetProcessHeap(), 0, ptr
);
519 if (status
== STATUS_DLL_NOT_FOUND
)
520 ERR("Library %s (which is needed by %s) not found\n",
521 name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
));
523 ERR("Loading library %s (which is needed by %s) failed (error %x).\n",
524 name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
), status
);
528 /* unprotect the import address table since it can be located in
529 * readonly section */
530 while (import_list
[protect_size
].u1
.Ordinal
) protect_size
++;
531 protect_base
= thunk_list
;
532 protect_size
*= sizeof(*thunk_list
);
533 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base
,
534 &protect_size
, PAGE_WRITECOPY
, &protect_old
);
536 imp_mod
= wmImp
->ldr
.BaseAddress
;
537 exports
= RtlImageDirectoryEntryToData( imp_mod
, TRUE
, IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
);
541 /* set all imported function to deadbeef */
542 while (import_list
->u1
.Ordinal
)
544 if (IMAGE_SNAP_BY_ORDINAL(import_list
->u1
.Ordinal
))
546 int ordinal
= IMAGE_ORDINAL(import_list
->u1
.Ordinal
);
547 WARN("No implementation for %s.%d", name
, ordinal
);
548 thunk_list
->u1
.Function
= allocate_stub( name
, IntToPtr(ordinal
) );
552 IMAGE_IMPORT_BY_NAME
*pe_name
= get_rva( module
, (DWORD
)import_list
->u1
.AddressOfData
);
553 WARN("No implementation for %s.%s", name
, pe_name
->Name
);
554 thunk_list
->u1
.Function
= allocate_stub( name
, (const char*)pe_name
->Name
);
556 WARN(" imported from %s, allocating stub %p\n",
557 debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
558 (void *)thunk_list
->u1
.Function
);
565 while (import_list
->u1
.Ordinal
)
567 if (IMAGE_SNAP_BY_ORDINAL(import_list
->u1
.Ordinal
))
569 int ordinal
= IMAGE_ORDINAL(import_list
->u1
.Ordinal
);
571 thunk_list
->u1
.Function
= (ULONG_PTR
)find_ordinal_export( imp_mod
, exports
, exp_size
,
572 ordinal
- exports
->Base
, load_path
);
573 if (!thunk_list
->u1
.Function
)
575 thunk_list
->u1
.Function
= allocate_stub( name
, IntToPtr(ordinal
) );
576 WARN("No implementation for %s.%d imported from %s, setting to %p\n",
577 name
, ordinal
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
578 (void *)thunk_list
->u1
.Function
);
580 TRACE_(imports
)("--- Ordinal %s.%d = %p\n", name
, ordinal
, (void *)thunk_list
->u1
.Function
);
582 else /* import by name */
584 IMAGE_IMPORT_BY_NAME
*pe_name
;
585 pe_name
= get_rva( module
, (DWORD
)import_list
->u1
.AddressOfData
);
586 thunk_list
->u1
.Function
= (ULONG_PTR
)find_named_export( imp_mod
, exports
, exp_size
,
587 (const char*)pe_name
->Name
,
588 pe_name
->Hint
, load_path
);
589 if (!thunk_list
->u1
.Function
)
591 thunk_list
->u1
.Function
= allocate_stub( name
, (const char*)pe_name
->Name
);
592 WARN("No implementation for %s.%s imported from %s, setting to %p\n",
593 name
, pe_name
->Name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
594 (void *)thunk_list
->u1
.Function
);
596 TRACE_(imports
)("--- %s %s.%d = %p\n",
597 pe_name
->Name
, name
, pe_name
->Hint
, (void *)thunk_list
->u1
.Function
);
604 /* restore old protection of the import address table */
605 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base
, &protect_size
, protect_old
, NULL
);
610 /***********************************************************************
611 * create_module_activation_context
613 static NTSTATUS
create_module_activation_context( LDR_MODULE
*module
)
616 LDR_RESOURCE_INFO info
;
617 const IMAGE_RESOURCE_DATA_ENTRY
*entry
;
619 info
.Type
= RT_MANIFEST
;
620 info
.Name
= ISOLATIONAWARE_MANIFEST_RESOURCE_ID
;
622 if (!(status
= LdrFindResource_U( module
->BaseAddress
, &info
, 3, &entry
)))
625 ctx
.cbSize
= sizeof(ctx
);
627 ctx
.dwFlags
= ACTCTX_FLAG_RESOURCE_NAME_VALID
| ACTCTX_FLAG_HMODULE_VALID
;
628 ctx
.hModule
= module
->BaseAddress
;
629 ctx
.lpResourceName
= (LPCWSTR
)ISOLATIONAWARE_MANIFEST_RESOURCE_ID
;
630 status
= RtlCreateActivationContext( &module
->ActivationContext
, &ctx
);
636 /****************************************************************
639 * Fixup all imports of a given module.
640 * The loader_section must be locked while calling this function.
642 static NTSTATUS
fixup_imports( WINE_MODREF
*wm
, LPCWSTR load_path
)
645 const IMAGE_IMPORT_DESCRIPTOR
*imports
;
651 if (!(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
)) return STATUS_SUCCESS
; /* already done */
652 wm
->ldr
.Flags
&= ~LDR_DONT_RESOLVE_REFS
;
654 if (!(imports
= RtlImageDirectoryEntryToData( wm
->ldr
.BaseAddress
, TRUE
,
655 IMAGE_DIRECTORY_ENTRY_IMPORT
, &size
)))
656 return STATUS_SUCCESS
;
659 while (imports
[nb_imports
].Name
&& imports
[nb_imports
].FirstThunk
) nb_imports
++;
661 if (!nb_imports
) return STATUS_SUCCESS
; /* no imports */
663 if (!create_module_activation_context( &wm
->ldr
))
664 RtlActivateActivationContext( 0, wm
->ldr
.ActivationContext
, &cookie
);
666 /* Allocate module dependency list */
667 wm
->nDeps
= nb_imports
;
668 wm
->deps
= RtlAllocateHeap( GetProcessHeap(), 0, nb_imports
*sizeof(WINE_MODREF
*) );
670 /* load the imported modules. They are automatically
671 * added to the modref list of the process.
673 prev
= current_modref
;
675 status
= STATUS_SUCCESS
;
676 for (i
= 0; i
< nb_imports
; i
++)
678 if (!(wm
->deps
[i
] = import_dll( wm
->ldr
.BaseAddress
, &imports
[i
], load_path
)))
679 status
= STATUS_DLL_NOT_FOUND
;
681 current_modref
= prev
;
682 if (wm
->ldr
.ActivationContext
) RtlDeactivateActivationContext( 0, cookie
);
687 /*************************************************************************
690 * Allocate a WINE_MODREF structure and add it to the process list
691 * The loader_section must be locked while calling this function.
693 static WINE_MODREF
*alloc_module( HMODULE hModule
, LPCWSTR filename
)
697 const IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader(hModule
);
698 PLIST_ENTRY entry
, mark
;
700 if (!(wm
= RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*wm
) ))) return NULL
;
705 wm
->ldr
.BaseAddress
= hModule
;
706 wm
->ldr
.EntryPoint
= NULL
;
707 wm
->ldr
.SizeOfImage
= nt
->OptionalHeader
.SizeOfImage
;
708 wm
->ldr
.Flags
= LDR_DONT_RESOLVE_REFS
;
709 wm
->ldr
.LoadCount
= 1;
710 wm
->ldr
.TlsIndex
= -1;
711 wm
->ldr
.SectionHandle
= NULL
;
712 wm
->ldr
.CheckSum
= 0;
713 wm
->ldr
.TimeDateStamp
= 0;
714 wm
->ldr
.ActivationContext
= 0;
716 RtlCreateUnicodeString( &wm
->ldr
.FullDllName
, filename
);
717 if ((p
= strrchrW( wm
->ldr
.FullDllName
.Buffer
, '\\' ))) p
++;
718 else p
= wm
->ldr
.FullDllName
.Buffer
;
719 RtlInitUnicodeString( &wm
->ldr
.BaseDllName
, p
);
721 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
)
723 wm
->ldr
.Flags
|= LDR_IMAGE_IS_DLL
;
724 if (nt
->OptionalHeader
.AddressOfEntryPoint
)
725 wm
->ldr
.EntryPoint
= (char *)hModule
+ nt
->OptionalHeader
.AddressOfEntryPoint
;
728 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
,
729 &wm
->ldr
.InLoadOrderModuleList
);
731 /* insert module in MemoryList, sorted in increasing base addresses */
732 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
733 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
735 if (CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
)->BaseAddress
> wm
->ldr
.BaseAddress
)
738 entry
->Blink
->Flink
= &wm
->ldr
.InMemoryOrderModuleList
;
739 wm
->ldr
.InMemoryOrderModuleList
.Blink
= entry
->Blink
;
740 wm
->ldr
.InMemoryOrderModuleList
.Flink
= entry
;
741 entry
->Blink
= &wm
->ldr
.InMemoryOrderModuleList
;
743 /* wait until init is called for inserting into this list */
744 wm
->ldr
.InInitializationOrderModuleList
.Flink
= NULL
;
745 wm
->ldr
.InInitializationOrderModuleList
.Blink
= NULL
;
747 if (!(nt
->OptionalHeader
.DllCharacteristics
& IMAGE_DLLCHARACTERISTICS_NX_COMPAT
))
749 WARN( "disabling no-exec because of %s\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
) );
750 VIRTUAL_SetForceExec( TRUE
);
756 /*************************************************************************
759 * Allocate the process-wide structure for module TLS storage.
761 static NTSTATUS
alloc_process_tls(void)
763 PLIST_ENTRY mark
, entry
;
765 const IMAGE_TLS_DIRECTORY
*dir
;
768 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
769 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
771 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
772 if (!(dir
= RtlImageDirectoryEntryToData( mod
->BaseAddress
, TRUE
,
773 IMAGE_DIRECTORY_ENTRY_TLS
, &size
)))
775 size
= (dir
->EndAddressOfRawData
- dir
->StartAddressOfRawData
) + dir
->SizeOfZeroFill
;
777 tls_total_size
+= size
;
780 if (!tls_module_count
) return STATUS_SUCCESS
;
782 TRACE( "count %u size %u\n", tls_module_count
, tls_total_size
);
784 tls_dirs
= RtlAllocateHeap( GetProcessHeap(), 0, tls_module_count
* sizeof(*tls_dirs
) );
785 if (!tls_dirs
) return STATUS_NO_MEMORY
;
787 for (i
= 0, entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
789 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
790 if (!(dir
= RtlImageDirectoryEntryToData( mod
->BaseAddress
, TRUE
,
791 IMAGE_DIRECTORY_ENTRY_TLS
, &size
)))
794 *(DWORD
*)dir
->AddressOfIndex
= i
;
796 mod
->LoadCount
= -1; /* can't unload it */
799 return STATUS_SUCCESS
;
803 /*************************************************************************
806 * Allocate the per-thread structure for module TLS storage.
808 static NTSTATUS
alloc_thread_tls(void)
814 if (!tls_module_count
) return STATUS_SUCCESS
;
816 if (!(pointers
= RtlAllocateHeap( GetProcessHeap(), 0,
817 tls_module_count
* sizeof(*pointers
) )))
818 return STATUS_NO_MEMORY
;
820 if (!(data
= RtlAllocateHeap( GetProcessHeap(), 0, tls_total_size
)))
822 RtlFreeHeap( GetProcessHeap(), 0, pointers
);
823 return STATUS_NO_MEMORY
;
826 for (i
= 0; i
< tls_module_count
; i
++)
828 const IMAGE_TLS_DIRECTORY
*dir
= tls_dirs
[i
];
829 ULONG size
= dir
->EndAddressOfRawData
- dir
->StartAddressOfRawData
;
831 TRACE( "thread %04x idx %d: %d/%d bytes from %p to %p\n",
832 GetCurrentThreadId(), i
, size
, dir
->SizeOfZeroFill
,
833 (void *)dir
->StartAddressOfRawData
, data
);
836 memcpy( data
, (void *)dir
->StartAddressOfRawData
, size
);
838 memset( data
, 0, dir
->SizeOfZeroFill
);
839 data
+= dir
->SizeOfZeroFill
;
841 NtCurrentTeb()->ThreadLocalStoragePointer
= pointers
;
842 return STATUS_SUCCESS
;
846 /*************************************************************************
849 static void call_tls_callbacks( HMODULE module
, UINT reason
)
851 const IMAGE_TLS_DIRECTORY
*dir
;
852 const PIMAGE_TLS_CALLBACK
*callback
;
855 dir
= RtlImageDirectoryEntryToData( module
, TRUE
, IMAGE_DIRECTORY_ENTRY_TLS
, &dirsize
);
856 if (!dir
|| !dir
->AddressOfCallBacks
) return;
858 for (callback
= (const PIMAGE_TLS_CALLBACK
*)dir
->AddressOfCallBacks
; *callback
; callback
++)
861 DPRINTF("%04x:Call TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
862 GetCurrentThreadId(), *callback
, module
, reason_names
[reason
] );
865 (*callback
)( module
, reason
, NULL
);
870 DPRINTF("%04x:exception in TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
871 GetCurrentThreadId(), callback
, module
, reason_names
[reason
] );
876 DPRINTF("%04x:Ret TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
877 GetCurrentThreadId(), *callback
, module
, reason_names
[reason
] );
882 /*************************************************************************
885 static NTSTATUS
MODULE_InitDLL( WINE_MODREF
*wm
, UINT reason
, LPVOID lpReserved
)
888 NTSTATUS status
= STATUS_SUCCESS
;
889 DLLENTRYPROC entry
= wm
->ldr
.EntryPoint
;
890 void *module
= wm
->ldr
.BaseAddress
;
893 /* Skip calls for modules loaded with special load flags */
895 if (wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
) return STATUS_SUCCESS
;
896 if (wm
->ldr
.TlsIndex
!= -1) call_tls_callbacks( wm
->ldr
.BaseAddress
, reason
);
897 if (!entry
) return STATUS_SUCCESS
;
901 size_t len
= min( wm
->ldr
.BaseDllName
.Length
, sizeof(mod_name
)-sizeof(WCHAR
) );
902 memcpy( mod_name
, wm
->ldr
.BaseDllName
.Buffer
, len
);
903 mod_name
[len
/ sizeof(WCHAR
)] = 0;
904 DPRINTF("%04x:Call PE DLL (proc=%p,module=%p %s,reason=%s,res=%p)\n",
905 GetCurrentThreadId(), entry
, module
, debugstr_w(mod_name
),
906 reason_names
[reason
], lpReserved
);
908 else TRACE("(%p %s,%s,%p) - CALL\n", module
, debugstr_w(wm
->ldr
.BaseDllName
.Buffer
),
909 reason_names
[reason
], lpReserved
);
913 retv
= call_dll_entry_point( entry
, module
, reason
, lpReserved
);
915 status
= STATUS_DLL_INIT_FAILED
;
920 DPRINTF("%04x:exception in PE entry point (proc=%p,module=%p,reason=%s,res=%p)\n",
921 GetCurrentThreadId(), entry
, module
, reason_names
[reason
], lpReserved
);
922 status
= GetExceptionCode();
926 /* The state of the module list may have changed due to the call
927 to the dll. We cannot assume that this module has not been
930 DPRINTF("%04x:Ret PE DLL (proc=%p,module=%p %s,reason=%s,res=%p) retval=%x\n",
931 GetCurrentThreadId(), entry
, module
, debugstr_w(mod_name
),
932 reason_names
[reason
], lpReserved
, retv
);
933 else TRACE("(%p,%s,%p) - RETURN %d\n", module
, reason_names
[reason
], lpReserved
, retv
);
939 /*************************************************************************
942 * Send the process attach notification to all DLLs the given module
943 * depends on (recursively). This is somewhat complicated due to the fact that
945 * - we have to respect the module dependencies, i.e. modules implicitly
946 * referenced by another module have to be initialized before the module
947 * itself can be initialized
949 * - the initialization routine of a DLL can itself call LoadLibrary,
950 * thereby introducing a whole new set of dependencies (even involving
951 * the 'old' modules) at any time during the whole process
953 * (Note that this routine can be recursively entered not only directly
954 * from itself, but also via LoadLibrary from one of the called initialization
957 * Furthermore, we need to rearrange the main WINE_MODREF list to allow
958 * the process *detach* notifications to be sent in the correct order.
959 * This must not only take into account module dependencies, but also
960 * 'hidden' dependencies created by modules calling LoadLibrary in their
961 * attach notification routine.
963 * The strategy is rather simple: we move a WINE_MODREF to the head of the
964 * list after the attach notification has returned. This implies that the
965 * detach notifications are called in the reverse of the sequence the attach
966 * notifications *returned*.
968 * The loader_section must be locked while calling this function.
970 static NTSTATUS
process_attach( WINE_MODREF
*wm
, LPVOID lpReserved
)
972 NTSTATUS status
= STATUS_SUCCESS
;
976 if (process_detaching
) return status
;
978 /* prevent infinite recursion in case of cyclical dependencies */
979 if ( ( wm
->ldr
.Flags
& LDR_LOAD_IN_PROGRESS
)
980 || ( wm
->ldr
.Flags
& LDR_PROCESS_ATTACHED
) )
983 TRACE("(%s,%p) - START\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), lpReserved
);
985 /* Tag current MODREF to prevent recursive loop */
986 wm
->ldr
.Flags
|= LDR_LOAD_IN_PROGRESS
;
987 if (lpReserved
) wm
->ldr
.LoadCount
= -1; /* pin it if imported by the main exe */
988 if (wm
->ldr
.ActivationContext
) RtlActivateActivationContext( 0, wm
->ldr
.ActivationContext
, &cookie
);
990 /* Recursively attach all DLLs this one depends on */
991 for ( i
= 0; i
< wm
->nDeps
; i
++ )
993 if (!wm
->deps
[i
]) continue;
994 if ((status
= process_attach( wm
->deps
[i
], lpReserved
)) != STATUS_SUCCESS
) break;
997 /* Call DLL entry point */
998 if (status
== STATUS_SUCCESS
)
1000 WINE_MODREF
*prev
= current_modref
;
1001 current_modref
= wm
;
1002 status
= MODULE_InitDLL( wm
, DLL_PROCESS_ATTACH
, lpReserved
);
1003 if (status
== STATUS_SUCCESS
)
1004 wm
->ldr
.Flags
|= LDR_PROCESS_ATTACHED
;
1007 /* point to the name so LdrInitializeThunk can print it */
1008 last_failed_modref
= wm
;
1009 WARN("Initialization of %s failed\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
));
1011 current_modref
= prev
;
1014 if (!wm
->ldr
.InInitializationOrderModuleList
.Flink
)
1015 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
,
1016 &wm
->ldr
.InInitializationOrderModuleList
);
1018 if (wm
->ldr
.ActivationContext
) RtlDeactivateActivationContext( 0, cookie
);
1019 /* Remove recursion flag */
1020 wm
->ldr
.Flags
&= ~LDR_LOAD_IN_PROGRESS
;
1022 TRACE("(%s,%p) - END\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), lpReserved
);
1027 /**********************************************************************
1028 * attach_implicitly_loaded_dlls
1030 * Attach to the (builtin) dlls that have been implicitly loaded because
1031 * of a dependency at the Unix level, but not imported at the Win32 level.
1033 static void attach_implicitly_loaded_dlls( LPVOID reserved
)
1037 PLIST_ENTRY mark
, entry
;
1039 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
1040 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1042 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
1044 if (mod
->Flags
& (LDR_LOAD_IN_PROGRESS
| LDR_PROCESS_ATTACHED
)) continue;
1045 TRACE( "found implicitly loaded %s, attaching to it\n",
1046 debugstr_w(mod
->BaseDllName
.Buffer
));
1047 process_attach( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
), reserved
);
1048 break; /* restart the search from the start */
1050 if (entry
== mark
) break; /* nothing found */
1055 /*************************************************************************
1058 * Send DLL process detach notifications. See the comment about calling
1059 * sequence at process_attach. Unless the bForceDetach flag
1060 * is set, only DLLs with zero refcount are notified.
1062 static void process_detach( BOOL bForceDetach
, LPVOID lpReserved
)
1064 PLIST_ENTRY mark
, entry
;
1067 RtlEnterCriticalSection( &loader_section
);
1068 if (bForceDetach
) process_detaching
= 1;
1069 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
1072 for (entry
= mark
->Blink
; entry
!= mark
; entry
= entry
->Blink
)
1074 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
1075 InInitializationOrderModuleList
);
1076 /* Check whether to detach this DLL */
1077 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
1079 if ( mod
->LoadCount
&& !bForceDetach
)
1082 /* Call detach notification */
1083 mod
->Flags
&= ~LDR_PROCESS_ATTACHED
;
1084 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
1085 DLL_PROCESS_DETACH
, lpReserved
);
1087 /* Restart at head of WINE_MODREF list, as entries might have
1088 been added and/or removed while performing the call ... */
1091 } while (entry
!= mark
);
1093 RtlLeaveCriticalSection( &loader_section
);
1096 /*************************************************************************
1097 * MODULE_DllThreadAttach
1099 * Send DLL thread attach notifications. These are sent in the
1100 * reverse sequence of process detach notification.
1103 NTSTATUS
MODULE_DllThreadAttach( LPVOID lpReserved
)
1105 PLIST_ENTRY mark
, entry
;
1109 /* don't do any attach calls if process is exiting */
1110 if (process_detaching
) return STATUS_SUCCESS
;
1111 /* FIXME: there is still a race here */
1113 RtlEnterCriticalSection( &loader_section
);
1115 if ((status
= alloc_thread_tls()) != STATUS_SUCCESS
) goto done
;
1117 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
1118 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1120 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
1121 InInitializationOrderModuleList
);
1122 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
1124 if ( mod
->Flags
& LDR_NO_DLL_CALLS
)
1127 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
1128 DLL_THREAD_ATTACH
, lpReserved
);
1132 RtlLeaveCriticalSection( &loader_section
);
1136 /******************************************************************
1137 * LdrDisableThreadCalloutsForDll (NTDLL.@)
1140 NTSTATUS WINAPI
LdrDisableThreadCalloutsForDll(HMODULE hModule
)
1143 NTSTATUS ret
= STATUS_SUCCESS
;
1145 RtlEnterCriticalSection( &loader_section
);
1147 wm
= get_modref( hModule
);
1148 if (!wm
|| wm
->ldr
.TlsIndex
!= -1)
1149 ret
= STATUS_DLL_NOT_FOUND
;
1151 wm
->ldr
.Flags
|= LDR_NO_DLL_CALLS
;
1153 RtlLeaveCriticalSection( &loader_section
);
1158 /******************************************************************
1159 * LdrFindEntryForAddress (NTDLL.@)
1161 * The loader_section must be locked while calling this function
1163 NTSTATUS WINAPI
LdrFindEntryForAddress(const void* addr
, PLDR_MODULE
* pmod
)
1165 PLIST_ENTRY mark
, entry
;
1168 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
1169 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1171 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
1172 if ((const void *)mod
->BaseAddress
<= addr
&&
1173 (const char *)addr
< (char*)mod
->BaseAddress
+ mod
->SizeOfImage
)
1176 return STATUS_SUCCESS
;
1178 if ((const void *)mod
->BaseAddress
> addr
) break;
1180 return STATUS_NO_MORE_ENTRIES
;
1183 /******************************************************************
1184 * LdrLockLoaderLock (NTDLL.@)
1186 * Note: flags are not implemented.
1187 * Flag 0x01 is used to raise exceptions on errors.
1188 * Flag 0x02 is used to avoid waiting on the section (does RtlTryEnterCriticalSection instead).
1190 NTSTATUS WINAPI
LdrLockLoaderLock( ULONG flags
, ULONG
*result
, ULONG
*magic
)
1192 if (flags
) FIXME( "flags %x not supported\n", flags
);
1194 if (result
) *result
= 1;
1195 if (!magic
) return STATUS_INVALID_PARAMETER_3
;
1196 RtlEnterCriticalSection( &loader_section
);
1197 *magic
= GetCurrentThreadId();
1198 return STATUS_SUCCESS
;
1202 /******************************************************************
1203 * LdrUnlockLoaderUnlock (NTDLL.@)
1205 NTSTATUS WINAPI
LdrUnlockLoaderLock( ULONG flags
, ULONG magic
)
1209 if (magic
!= GetCurrentThreadId()) return STATUS_INVALID_PARAMETER_2
;
1210 RtlLeaveCriticalSection( &loader_section
);
1212 return STATUS_SUCCESS
;
1216 /******************************************************************
1217 * LdrGetProcedureAddress (NTDLL.@)
1219 NTSTATUS WINAPI
LdrGetProcedureAddress(HMODULE module
, const ANSI_STRING
*name
,
1220 ULONG ord
, PVOID
*address
)
1222 IMAGE_EXPORT_DIRECTORY
*exports
;
1224 NTSTATUS ret
= STATUS_PROCEDURE_NOT_FOUND
;
1226 RtlEnterCriticalSection( &loader_section
);
1228 /* check if the module itself is invalid to return the proper error */
1229 if (!get_modref( module
)) ret
= STATUS_DLL_NOT_FOUND
;
1230 else if ((exports
= RtlImageDirectoryEntryToData( module
, TRUE
,
1231 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
1233 LPCWSTR load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1234 void *proc
= name
? find_named_export( module
, exports
, exp_size
, name
->Buffer
, -1, load_path
)
1235 : find_ordinal_export( module
, exports
, exp_size
, ord
- exports
->Base
, load_path
);
1239 ret
= STATUS_SUCCESS
;
1243 RtlLeaveCriticalSection( &loader_section
);
1248 /***********************************************************************
1251 * Check if a loaded native dll is a Wine fake dll.
1253 static BOOL
is_fake_dll( HANDLE handle
)
1255 static const char fakedll_signature
[] = "Wine placeholder DLL";
1256 char buffer
[sizeof(IMAGE_DOS_HEADER
) + sizeof(fakedll_signature
)];
1257 const IMAGE_DOS_HEADER
*dos
= (const IMAGE_DOS_HEADER
*)buffer
;
1259 LARGE_INTEGER offset
;
1261 offset
.QuadPart
= 0;
1262 if (NtReadFile( handle
, 0, NULL
, 0, &io
, buffer
, sizeof(buffer
), &offset
, NULL
)) return FALSE
;
1263 if (io
.Information
< sizeof(buffer
)) return FALSE
;
1264 if (dos
->e_magic
!= IMAGE_DOS_SIGNATURE
) return FALSE
;
1265 if (dos
->e_lfanew
>= sizeof(*dos
) + sizeof(fakedll_signature
) &&
1266 !memcmp( dos
+ 1, fakedll_signature
, sizeof(fakedll_signature
) )) return TRUE
;
1271 /***********************************************************************
1272 * get_builtin_fullname
1274 * Build the full pathname for a builtin dll.
1276 static WCHAR
*get_builtin_fullname( const WCHAR
*path
, const char *filename
)
1278 static const WCHAR soW
[] = {'.','s','o',0};
1279 WCHAR
*p
, *fullname
;
1280 size_t i
, len
= strlen(filename
);
1282 /* check if path can correspond to the dll we have */
1283 if (path
&& (p
= strrchrW( path
, '\\' )))
1286 for (i
= 0; i
< len
; i
++)
1287 if (tolowerW(p
[i
]) != tolowerW( (WCHAR
)filename
[i
]) ) break;
1288 if (i
== len
&& (!p
[len
] || !strcmpiW( p
+ len
, soW
)))
1290 /* the filename matches, use path as the full path */
1292 if ((fullname
= RtlAllocateHeap( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) )))
1294 memcpy( fullname
, path
, len
* sizeof(WCHAR
) );
1301 if ((fullname
= RtlAllocateHeap( GetProcessHeap(), 0,
1302 system_dir
.MaximumLength
+ (len
+ 1) * sizeof(WCHAR
) )))
1304 memcpy( fullname
, system_dir
.Buffer
, system_dir
.Length
);
1305 p
= fullname
+ system_dir
.Length
/ sizeof(WCHAR
);
1306 if (p
> fullname
&& p
[-1] != '\\') *p
++ = '\\';
1307 ascii_to_unicode( p
, filename
, len
+ 1 );
1313 /***********************************************************************
1314 * load_builtin_callback
1316 * Load a library in memory; callback function for wine_dll_register
1318 static void load_builtin_callback( void *module
, const char *filename
)
1320 static const WCHAR emptyW
[1];
1322 IMAGE_NT_HEADERS
*nt
;
1325 const WCHAR
*load_path
;
1330 ERR("could not map image for %s\n", filename
? filename
: "main exe" );
1333 if (!(nt
= RtlImageNtHeader( module
)))
1335 ERR( "bad module for %s\n", filename
? filename
: "main exe" );
1336 builtin_load_info
->status
= STATUS_INVALID_IMAGE_FORMAT
;
1340 size
= nt
->OptionalHeader
.SizeOfImage
;
1341 NtAllocateVirtualMemory( NtCurrentProcess(), &addr
, 0, &size
,
1342 MEM_SYSTEM
| MEM_IMAGE
, PAGE_EXECUTE_WRITECOPY
);
1343 /* create the MODREF */
1345 if (!(fullname
= get_builtin_fullname( builtin_load_info
->filename
, filename
)))
1347 ERR( "can't load %s\n", filename
);
1348 builtin_load_info
->status
= STATUS_NO_MEMORY
;
1352 wm
= alloc_module( module
, fullname
);
1353 RtlFreeHeap( GetProcessHeap(), 0, fullname
);
1356 ERR( "can't load %s\n", filename
);
1357 builtin_load_info
->status
= STATUS_NO_MEMORY
;
1360 wm
->ldr
.Flags
|= LDR_WINE_INTERNAL
;
1362 if (!(nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
) &&
1363 !NtCurrentTeb()->Peb
->ImageBaseAddress
) /* if we already have an executable, ignore this one */
1365 NtCurrentTeb()->Peb
->ImageBaseAddress
= module
;
1371 load_path
= builtin_load_info
->load_path
;
1372 if (!load_path
) load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1373 if (!load_path
) load_path
= emptyW
;
1374 if (fixup_imports( wm
, load_path
) != STATUS_SUCCESS
)
1376 /* the module has only be inserted in the load & memory order lists */
1377 RemoveEntryList(&wm
->ldr
.InLoadOrderModuleList
);
1378 RemoveEntryList(&wm
->ldr
.InMemoryOrderModuleList
);
1379 /* FIXME: free the modref */
1380 builtin_load_info
->status
= STATUS_DLL_NOT_FOUND
;
1385 builtin_load_info
->wm
= wm
;
1386 TRACE( "loaded %s %p %p\n", filename
, wm
, module
);
1388 /* send the DLL load event */
1390 SERVER_START_REQ( load_dll
)
1394 req
->size
= nt
->OptionalHeader
.SizeOfImage
;
1395 req
->dbg_offset
= nt
->FileHeader
.PointerToSymbolTable
;
1396 req
->dbg_size
= nt
->FileHeader
.NumberOfSymbols
;
1397 req
->name
= &wm
->ldr
.FullDllName
.Buffer
;
1398 wine_server_add_data( req
, wm
->ldr
.FullDllName
.Buffer
, wm
->ldr
.FullDllName
.Length
);
1399 wine_server_call( req
);
1403 /* setup relay debugging entry points */
1404 if (TRACE_ON(relay
)) RELAY_SetupDLL( module
);
1408 /******************************************************************************
1409 * load_native_dll (internal)
1411 static NTSTATUS
load_native_dll( LPCWSTR load_path
, LPCWSTR name
, HANDLE file
,
1412 DWORD flags
, WINE_MODREF
** pwm
)
1416 OBJECT_ATTRIBUTES attr
;
1418 IMAGE_NT_HEADERS
*nt
;
1423 TRACE("Trying native dll %s\n", debugstr_w(name
));
1425 attr
.Length
= sizeof(attr
);
1426 attr
.RootDirectory
= 0;
1427 attr
.ObjectName
= NULL
;
1428 attr
.Attributes
= 0;
1429 attr
.SecurityDescriptor
= NULL
;
1430 attr
.SecurityQualityOfService
= NULL
;
1433 status
= NtCreateSection( &mapping
, STANDARD_RIGHTS_REQUIRED
| SECTION_QUERY
| SECTION_MAP_READ
,
1434 &attr
, &size
, 0, SEC_IMAGE
, file
);
1435 if (status
!= STATUS_SUCCESS
) return status
;
1438 status
= NtMapViewOfSection( mapping
, NtCurrentProcess(),
1439 &module
, 0, 0, &size
, &len
, ViewShare
, 0, PAGE_READONLY
);
1441 if (status
!= STATUS_SUCCESS
) return status
;
1443 /* create the MODREF */
1445 if (!(wm
= alloc_module( module
, name
))) return STATUS_NO_MEMORY
;
1449 if (!(flags
& DONT_RESOLVE_DLL_REFERENCES
))
1451 if ((status
= fixup_imports( wm
, load_path
)) != STATUS_SUCCESS
)
1453 /* the module has only be inserted in the load & memory order lists */
1454 RemoveEntryList(&wm
->ldr
.InLoadOrderModuleList
);
1455 RemoveEntryList(&wm
->ldr
.InMemoryOrderModuleList
);
1457 /* FIXME: there are several more dangling references
1458 * left. Including dlls loaded by this dll before the
1459 * failed one. Unrolling is rather difficult with the
1460 * current structure and we can leave them lying
1461 * around with no problems, so we don't care.
1462 * As these might reference our wm, we don't free it.
1468 /* send DLL load event */
1470 nt
= RtlImageNtHeader( module
);
1472 SERVER_START_REQ( load_dll
)
1476 req
->size
= nt
->OptionalHeader
.SizeOfImage
;
1477 req
->dbg_offset
= nt
->FileHeader
.PointerToSymbolTable
;
1478 req
->dbg_size
= nt
->FileHeader
.NumberOfSymbols
;
1479 req
->name
= &wm
->ldr
.FullDllName
.Buffer
;
1480 wine_server_add_data( req
, wm
->ldr
.FullDllName
.Buffer
, wm
->ldr
.FullDllName
.Length
);
1481 wine_server_call( req
);
1485 if ((wm
->ldr
.Flags
& LDR_IMAGE_IS_DLL
) && TRACE_ON(snoop
)) SNOOP_SetupDLL( module
);
1487 TRACE_(loaddll
)( "Loaded %s at %p: native\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
), module
);
1489 wm
->ldr
.LoadCount
= 1;
1491 return STATUS_SUCCESS
;
1495 /***********************************************************************
1498 static NTSTATUS
load_builtin_dll( LPCWSTR load_path
, LPCWSTR path
, HANDLE file
,
1499 DWORD flags
, WINE_MODREF
** pwm
)
1501 char error
[256], dllname
[MAX_PATH
];
1502 const WCHAR
*name
, *p
;
1504 void *handle
= NULL
;
1505 struct builtin_load_info info
, *prev_info
;
1507 /* Fix the name in case we have a full path and extension */
1509 if ((p
= strrchrW( name
, '\\' ))) name
= p
+ 1;
1510 if ((p
= strrchrW( name
, '/' ))) name
= p
+ 1;
1512 /* load_library will modify info.status. Note also that load_library can be
1513 * called several times, if the .so file we're loading has dependencies.
1514 * info.status will gather all the errors we may get while loading all these
1517 info
.load_path
= load_path
;
1518 info
.filename
= NULL
;
1519 info
.status
= STATUS_SUCCESS
;
1522 if (file
) /* we have a real file, try to load it */
1524 UNICODE_STRING nt_name
;
1525 ANSI_STRING unix_name
;
1527 TRACE("Trying built-in %s\n", debugstr_w(path
));
1529 if (!RtlDosPathNameToNtPathName_U( path
, &nt_name
, NULL
, NULL
))
1530 return STATUS_DLL_NOT_FOUND
;
1532 if (wine_nt_to_unix_file_name( &nt_name
, &unix_name
, FILE_OPEN
, FALSE
))
1534 RtlFreeUnicodeString( &nt_name
);
1535 return STATUS_DLL_NOT_FOUND
;
1537 prev_info
= builtin_load_info
;
1538 info
.filename
= nt_name
.Buffer
+ 4; /* skip \??\ */
1539 builtin_load_info
= &info
;
1540 handle
= wine_dlopen( unix_name
.Buffer
, RTLD_NOW
, error
, sizeof(error
) );
1541 builtin_load_info
= prev_info
;
1542 RtlFreeUnicodeString( &nt_name
);
1543 RtlFreeHeap( GetProcessHeap(), 0, unix_name
.Buffer
);
1546 WARN( "failed to load .so lib for builtin %s: %s\n", debugstr_w(path
), error
);
1547 return STATUS_INVALID_IMAGE_FORMAT
;
1554 TRACE("Trying built-in %s\n", debugstr_w(name
));
1556 /* we don't want to depend on the current codepage here */
1557 len
= strlenW( name
) + 1;
1558 if (len
>= sizeof(dllname
)) return STATUS_NAME_TOO_LONG
;
1559 for (i
= 0; i
< len
; i
++)
1561 if (name
[i
] > 127) return STATUS_DLL_NOT_FOUND
;
1562 dllname
[i
] = (char)name
[i
];
1563 if (dllname
[i
] >= 'A' && dllname
[i
] <= 'Z') dllname
[i
] += 'a' - 'A';
1566 prev_info
= builtin_load_info
;
1567 builtin_load_info
= &info
;
1568 handle
= wine_dll_load( dllname
, error
, sizeof(error
), &file_exists
);
1569 builtin_load_info
= prev_info
;
1574 /* The file does not exist -> WARN() */
1575 WARN("cannot open .so lib for builtin %s: %s\n", debugstr_w(name
), error
);
1576 return STATUS_DLL_NOT_FOUND
;
1578 /* ERR() for all other errors (missing functions, ...) */
1579 ERR("failed to load .so lib for builtin %s: %s\n", debugstr_w(name
), error
);
1580 return STATUS_PROCEDURE_NOT_FOUND
;
1584 if (info
.status
!= STATUS_SUCCESS
)
1586 wine_dll_unload( handle
);
1592 PLIST_ENTRY mark
, entry
;
1594 /* The constructor wasn't called, this means the .so is already
1595 * loaded under a different name. Try to find the wm for it. */
1597 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
1598 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1600 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
1601 if (mod
->Flags
& LDR_WINE_INTERNAL
&& mod
->SectionHandle
== handle
)
1603 info
.wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
1604 TRACE( "Found %s at %p for builtin %s\n",
1605 debugstr_w(info
.wm
->ldr
.FullDllName
.Buffer
), info
.wm
->ldr
.BaseAddress
, debugstr_w(path
) );
1609 wine_dll_unload( handle
); /* release the libdl refcount */
1610 if (!info
.wm
) return STATUS_INVALID_IMAGE_FORMAT
;
1611 if (info
.wm
->ldr
.LoadCount
!= -1) info
.wm
->ldr
.LoadCount
++;
1615 TRACE_(loaddll
)( "Loaded %s at %p: builtin\n", debugstr_w(info
.wm
->ldr
.FullDllName
.Buffer
), info
.wm
->ldr
.BaseAddress
);
1616 info
.wm
->ldr
.LoadCount
= 1;
1617 info
.wm
->ldr
.SectionHandle
= handle
;
1621 return STATUS_SUCCESS
;
1625 /***********************************************************************
1628 * Find the full path (if any) of the dll from the activation context.
1630 static NTSTATUS
find_actctx_dll( LPCWSTR libname
, LPWSTR
*fullname
)
1632 static const WCHAR winsxsW
[] = {'\\','w','i','n','s','x','s','\\'};
1633 static const WCHAR dotManifestW
[] = {'.','m','a','n','i','f','e','s','t',0};
1635 ACTIVATION_CONTEXT_ASSEMBLY_DETAILED_INFORMATION
*info
;
1636 ACTCTX_SECTION_KEYED_DATA data
;
1637 UNICODE_STRING nameW
;
1639 SIZE_T needed
, size
= 1024;
1642 RtlInitUnicodeString( &nameW
, libname
);
1643 data
.cbSize
= sizeof(data
);
1644 status
= RtlFindActivationContextSectionString( FIND_ACTCTX_SECTION_KEY_RETURN_HACTCTX
, NULL
,
1645 ACTIVATION_CONTEXT_SECTION_DLL_REDIRECTION
,
1647 if (status
!= STATUS_SUCCESS
) return status
;
1651 if (!(info
= RtlAllocateHeap( GetProcessHeap(), 0, size
)))
1653 status
= STATUS_NO_MEMORY
;
1656 status
= RtlQueryInformationActivationContext( 0, data
.hActCtx
, &data
.ulAssemblyRosterIndex
,
1657 AssemblyDetailedInformationInActivationContext
,
1658 info
, size
, &needed
);
1659 if (status
== STATUS_SUCCESS
) break;
1660 if (status
!= STATUS_BUFFER_TOO_SMALL
) goto done
;
1661 RtlFreeHeap( GetProcessHeap(), 0, info
);
1663 /* restart with larger buffer */
1666 if ((p
= strrchrW( info
->lpAssemblyManifestPath
, '\\' )))
1668 DWORD dirlen
= info
->ulAssemblyDirectoryNameLength
/ sizeof(WCHAR
);
1671 if (strncmpiW( p
, info
->lpAssemblyDirectoryName
, dirlen
) || strcmpiW( p
+ dirlen
, dotManifestW
))
1673 /* manifest name does not match directory name, so it's not a global
1674 * windows/winsxs manifest; use the manifest directory name instead */
1675 dirlen
= p
- info
->lpAssemblyManifestPath
;
1676 needed
= (dirlen
+ 1) * sizeof(WCHAR
) + nameW
.Length
;
1677 if (!(*fullname
= p
= RtlAllocateHeap( GetProcessHeap(), 0, needed
)))
1679 status
= STATUS_NO_MEMORY
;
1682 memcpy( p
, info
->lpAssemblyManifestPath
, dirlen
* sizeof(WCHAR
) );
1684 strcpyW( p
, libname
);
1689 needed
= (windows_dir
.Length
+ sizeof(winsxsW
) + info
->ulAssemblyDirectoryNameLength
+
1690 nameW
.Length
+ 2*sizeof(WCHAR
));
1692 if (!(*fullname
= p
= RtlAllocateHeap( GetProcessHeap(), 0, needed
)))
1694 status
= STATUS_NO_MEMORY
;
1697 memcpy( p
, windows_dir
.Buffer
, windows_dir
.Length
);
1698 p
+= windows_dir
.Length
/ sizeof(WCHAR
);
1699 memcpy( p
, winsxsW
, sizeof(winsxsW
) );
1700 p
+= sizeof(winsxsW
) / sizeof(WCHAR
);
1701 memcpy( p
, info
->lpAssemblyDirectoryName
, info
->ulAssemblyDirectoryNameLength
);
1702 p
+= info
->ulAssemblyDirectoryNameLength
/ sizeof(WCHAR
);
1704 strcpyW( p
, libname
);
1706 RtlFreeHeap( GetProcessHeap(), 0, info
);
1707 RtlReleaseActivationContext( data
.hActCtx
);
1712 /***********************************************************************
1715 * Find the file (or already loaded module) for a given dll name.
1717 static NTSTATUS
find_dll_file( const WCHAR
*load_path
, const WCHAR
*libname
,
1718 WCHAR
*filename
, ULONG
*size
, WINE_MODREF
**pwm
, HANDLE
*handle
)
1720 OBJECT_ATTRIBUTES attr
;
1722 UNICODE_STRING nt_name
;
1723 WCHAR
*file_part
, *ext
, *dllname
;
1726 /* first append .dll if needed */
1729 if (!(ext
= strrchrW( libname
, '.')) || strchrW( ext
, '/' ) || strchrW( ext
, '\\'))
1731 if (!(dllname
= RtlAllocateHeap( GetProcessHeap(), 0,
1732 (strlenW(libname
) * sizeof(WCHAR
)) + sizeof(dllW
) )))
1733 return STATUS_NO_MEMORY
;
1734 strcpyW( dllname
, libname
);
1735 strcatW( dllname
, dllW
);
1739 nt_name
.Buffer
= NULL
;
1741 if (!contains_path( libname
))
1744 WCHAR
*fullname
= NULL
;
1746 if ((*pwm
= find_basename_module( libname
)) != NULL
) goto found
;
1748 status
= find_actctx_dll( libname
, &fullname
);
1749 if (status
== STATUS_SUCCESS
)
1751 TRACE ("found %s for %s\n", debugstr_w(fullname
), debugstr_w(libname
) );
1752 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1753 libname
= dllname
= fullname
;
1755 else if (status
!= STATUS_SXS_KEY_NOT_FOUND
)
1757 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1762 if (RtlDetermineDosPathNameType_U( libname
) == RELATIVE_PATH
)
1764 /* we need to search for it */
1765 len
= RtlDosSearchPath_U( load_path
, libname
, NULL
, *size
, filename
, &file_part
);
1768 if (len
>= *size
) goto overflow
;
1769 if ((*pwm
= find_fullname_module( filename
)) || !handle
) goto found
;
1771 if (!RtlDosPathNameToNtPathName_U( filename
, &nt_name
, NULL
, NULL
))
1773 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1774 return STATUS_NO_MEMORY
;
1776 attr
.Length
= sizeof(attr
);
1777 attr
.RootDirectory
= 0;
1778 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
1779 attr
.ObjectName
= &nt_name
;
1780 attr
.SecurityDescriptor
= NULL
;
1781 attr
.SecurityQualityOfService
= NULL
;
1782 if (NtOpenFile( handle
, GENERIC_READ
, &attr
, &io
, FILE_SHARE_READ
|FILE_SHARE_DELETE
, 0 )) *handle
= 0;
1788 if (!contains_path( libname
))
1790 /* if libname doesn't contain a path at all, we simply return the name as is,
1791 * to be loaded as builtin */
1792 len
= strlenW(libname
) * sizeof(WCHAR
);
1793 if (len
>= *size
) goto overflow
;
1794 strcpyW( filename
, libname
);
1799 /* absolute path name, or relative path name but not found above */
1801 if (!RtlDosPathNameToNtPathName_U( libname
, &nt_name
, &file_part
, NULL
))
1803 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1804 return STATUS_NO_MEMORY
;
1806 len
= nt_name
.Length
- 4*sizeof(WCHAR
); /* for \??\ prefix */
1807 if (len
>= *size
) goto overflow
;
1808 memcpy( filename
, nt_name
.Buffer
+ 4, len
+ sizeof(WCHAR
) );
1809 if (!(*pwm
= find_fullname_module( filename
)) && handle
)
1811 attr
.Length
= sizeof(attr
);
1812 attr
.RootDirectory
= 0;
1813 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
1814 attr
.ObjectName
= &nt_name
;
1815 attr
.SecurityDescriptor
= NULL
;
1816 attr
.SecurityQualityOfService
= NULL
;
1817 if (NtOpenFile( handle
, GENERIC_READ
, &attr
, &io
, FILE_SHARE_READ
|FILE_SHARE_DELETE
, 0 )) *handle
= 0;
1820 RtlFreeUnicodeString( &nt_name
);
1821 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1822 return STATUS_SUCCESS
;
1825 RtlFreeUnicodeString( &nt_name
);
1826 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1827 *size
= len
+ sizeof(WCHAR
);
1828 return STATUS_BUFFER_TOO_SMALL
;
1832 /***********************************************************************
1833 * load_dll (internal)
1835 * Load a PE style module according to the load order.
1836 * The loader_section must be locked while calling this function.
1838 static NTSTATUS
load_dll( LPCWSTR load_path
, LPCWSTR libname
, DWORD flags
, WINE_MODREF
** pwm
)
1840 enum loadorder loadorder
;
1844 WINE_MODREF
*main_exe
;
1848 TRACE( "looking for %s in %s\n", debugstr_w(libname
), debugstr_w(load_path
) );
1852 size
= sizeof(buffer
);
1855 nts
= find_dll_file( load_path
, libname
, filename
, &size
, pwm
, &handle
);
1856 if (nts
== STATUS_SUCCESS
) break;
1857 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1858 if (nts
!= STATUS_BUFFER_TOO_SMALL
) return nts
;
1859 /* grow the buffer and retry */
1860 if (!(filename
= RtlAllocateHeap( GetProcessHeap(), 0, size
))) return STATUS_NO_MEMORY
;
1863 if (*pwm
) /* found already loaded module */
1865 if ((*pwm
)->ldr
.LoadCount
!= -1) (*pwm
)->ldr
.LoadCount
++;
1867 if (!(flags
& DONT_RESOLVE_DLL_REFERENCES
)) fixup_imports( *pwm
, load_path
);
1869 TRACE("Found %s for %s at %p, count=%d\n",
1870 debugstr_w((*pwm
)->ldr
.FullDllName
.Buffer
), debugstr_w(libname
),
1871 (*pwm
)->ldr
.BaseAddress
, (*pwm
)->ldr
.LoadCount
);
1872 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1873 return STATUS_SUCCESS
;
1876 main_exe
= get_modref( NtCurrentTeb()->Peb
->ImageBaseAddress
);
1877 loadorder
= get_load_order( main_exe
? main_exe
->ldr
.BaseDllName
.Buffer
: NULL
, filename
);
1879 if (handle
&& is_fake_dll( handle
))
1881 TRACE( "%s is a fake Wine dll\n", debugstr_w(filename
) );
1889 nts
= STATUS_NO_MEMORY
;
1892 nts
= STATUS_DLL_NOT_FOUND
;
1895 case LO_NATIVE_BUILTIN
:
1896 if (!handle
) nts
= STATUS_DLL_NOT_FOUND
;
1899 nts
= load_native_dll( load_path
, filename
, handle
, flags
, pwm
);
1900 if (nts
== STATUS_INVALID_FILE_FOR_SECTION
)
1901 /* not in PE format, maybe it's a builtin */
1902 nts
= load_builtin_dll( load_path
, filename
, handle
, flags
, pwm
);
1904 if (nts
== STATUS_DLL_NOT_FOUND
&& loadorder
== LO_NATIVE_BUILTIN
)
1905 nts
= load_builtin_dll( load_path
, filename
, 0, flags
, pwm
);
1908 case LO_BUILTIN_NATIVE
:
1909 case LO_DEFAULT
: /* default is builtin,native */
1910 nts
= load_builtin_dll( load_path
, filename
, handle
, flags
, pwm
);
1911 if (!handle
) break; /* nothing else we can try */
1912 /* file is not a builtin library, try without using the specified file */
1913 if (nts
!= STATUS_SUCCESS
)
1914 nts
= load_builtin_dll( load_path
, filename
, 0, flags
, pwm
);
1915 if (nts
== STATUS_SUCCESS
&& loadorder
== LO_DEFAULT
&&
1916 (MODULE_InitDLL( *pwm
, DLL_WINE_PREATTACH
, NULL
) != STATUS_SUCCESS
))
1918 /* stub-only dll, try native */
1919 TRACE( "%s pre-attach returned FALSE, preferring native\n", debugstr_w(filename
) );
1920 LdrUnloadDll( (*pwm
)->ldr
.BaseAddress
);
1921 nts
= STATUS_DLL_NOT_FOUND
;
1923 if (nts
== STATUS_DLL_NOT_FOUND
&& loadorder
!= LO_BUILTIN
)
1924 nts
= load_native_dll( load_path
, filename
, handle
, flags
, pwm
);
1928 if (nts
== STATUS_SUCCESS
)
1930 /* Initialize DLL just loaded */
1931 TRACE("Loaded module %s (%s) at %p\n", debugstr_w(filename
),
1932 ((*pwm
)->ldr
.Flags
& LDR_WINE_INTERNAL
) ? "builtin" : "native",
1933 (*pwm
)->ldr
.BaseAddress
);
1934 if (handle
) NtClose( handle
);
1935 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1939 WARN("Failed to load module %s; status=%x\n", debugstr_w(libname
), nts
);
1940 if (handle
) NtClose( handle
);
1941 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1945 /******************************************************************
1946 * LdrLoadDll (NTDLL.@)
1948 NTSTATUS WINAPI
LdrLoadDll(LPCWSTR path_name
, DWORD flags
,
1949 const UNICODE_STRING
*libname
, HMODULE
* hModule
)
1954 RtlEnterCriticalSection( &loader_section
);
1956 if (!path_name
) path_name
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1957 nts
= load_dll( path_name
, libname
->Buffer
, flags
, &wm
);
1959 if (nts
== STATUS_SUCCESS
&& !(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
))
1961 nts
= process_attach( wm
, NULL
);
1962 if (nts
!= STATUS_SUCCESS
)
1964 LdrUnloadDll(wm
->ldr
.BaseAddress
);
1968 *hModule
= (wm
) ? wm
->ldr
.BaseAddress
: NULL
;
1970 RtlLeaveCriticalSection( &loader_section
);
1975 /******************************************************************
1976 * LdrGetDllHandle (NTDLL.@)
1978 NTSTATUS WINAPI
LdrGetDllHandle( LPCWSTR load_path
, ULONG flags
, const UNICODE_STRING
*name
, HMODULE
*base
)
1986 RtlEnterCriticalSection( &loader_section
);
1988 if (!load_path
) load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1991 size
= sizeof(buffer
);
1994 status
= find_dll_file( load_path
, name
->Buffer
, filename
, &size
, &wm
, NULL
);
1995 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1996 if (status
!= STATUS_BUFFER_TOO_SMALL
) break;
1997 /* grow the buffer and retry */
1998 if (!(filename
= RtlAllocateHeap( GetProcessHeap(), 0, size
)))
2000 status
= STATUS_NO_MEMORY
;
2005 if (status
== STATUS_SUCCESS
)
2007 if (wm
) *base
= wm
->ldr
.BaseAddress
;
2008 else status
= STATUS_DLL_NOT_FOUND
;
2011 RtlLeaveCriticalSection( &loader_section
);
2012 TRACE( "%s -> %p (load path %s)\n", debugstr_us(name
), status
? NULL
: *base
, debugstr_w(load_path
) );
2017 /******************************************************************
2018 * LdrAddRefDll (NTDLL.@)
2020 NTSTATUS WINAPI
LdrAddRefDll( ULONG flags
, HMODULE module
)
2022 NTSTATUS ret
= STATUS_SUCCESS
;
2025 if (flags
) FIXME( "%p flags %x not implemented\n", module
, flags
);
2027 RtlEnterCriticalSection( &loader_section
);
2029 if ((wm
= get_modref( module
)))
2031 if (wm
->ldr
.LoadCount
!= -1) wm
->ldr
.LoadCount
++;
2032 TRACE( "(%s) ldr.LoadCount: %d\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), wm
->ldr
.LoadCount
);
2034 else ret
= STATUS_INVALID_PARAMETER
;
2036 RtlLeaveCriticalSection( &loader_section
);
2041 /******************************************************************
2042 * LdrQueryProcessModuleInformation
2045 NTSTATUS WINAPI
LdrQueryProcessModuleInformation(PSYSTEM_MODULE_INFORMATION smi
,
2046 ULONG buf_size
, ULONG
* req_size
)
2048 SYSTEM_MODULE
* sm
= &smi
->Modules
[0];
2049 ULONG size
= sizeof(ULONG
);
2050 NTSTATUS nts
= STATUS_SUCCESS
;
2053 PLIST_ENTRY mark
, entry
;
2057 smi
->ModulesCount
= 0;
2059 RtlEnterCriticalSection( &loader_section
);
2060 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
2061 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
2063 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
2064 size
+= sizeof(*sm
);
2065 if (size
<= buf_size
)
2067 sm
->Reserved1
= 0; /* FIXME */
2068 sm
->Reserved2
= 0; /* FIXME */
2069 sm
->ImageBaseAddress
= mod
->BaseAddress
;
2070 sm
->ImageSize
= mod
->SizeOfImage
;
2071 sm
->Flags
= mod
->Flags
;
2073 sm
->Rank
= 0; /* FIXME */
2074 sm
->Unknown
= 0; /* FIXME */
2076 str
.MaximumLength
= MAXIMUM_FILENAME_LENGTH
;
2077 str
.Buffer
= (char*)sm
->Name
;
2078 RtlUnicodeStringToAnsiString(&str
, &mod
->FullDllName
, FALSE
);
2079 ptr
= strrchr(str
.Buffer
, '\\');
2080 sm
->NameOffset
= (ptr
!= NULL
) ? (ptr
- str
.Buffer
+ 1) : 0;
2082 smi
->ModulesCount
++;
2085 else nts
= STATUS_INFO_LENGTH_MISMATCH
;
2087 RtlLeaveCriticalSection( &loader_section
);
2089 if (req_size
) *req_size
= size
;
2095 /******************************************************************
2096 * RtlDllShutdownInProgress (NTDLL.@)
2098 BOOLEAN WINAPI
RtlDllShutdownInProgress(void)
2100 return process_detaching
;
2104 /******************************************************************
2105 * LdrShutdownProcess (NTDLL.@)
2108 void WINAPI
LdrShutdownProcess(void)
2111 process_detach( TRUE
, (LPVOID
)1 );
2114 /******************************************************************
2115 * LdrShutdownThread (NTDLL.@)
2118 void WINAPI
LdrShutdownThread(void)
2120 PLIST_ENTRY mark
, entry
;
2125 /* don't do any detach calls if process is exiting */
2126 if (process_detaching
) return;
2127 /* FIXME: there is still a race here */
2129 RtlEnterCriticalSection( &loader_section
);
2131 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
2132 for (entry
= mark
->Blink
; entry
!= mark
; entry
= entry
->Blink
)
2134 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
2135 InInitializationOrderModuleList
);
2136 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
2138 if ( mod
->Flags
& LDR_NO_DLL_CALLS
)
2141 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
2142 DLL_THREAD_DETACH
, NULL
);
2145 RtlLeaveCriticalSection( &loader_section
);
2146 RtlFreeHeap( GetProcessHeap(), 0, NtCurrentTeb()->ThreadLocalStoragePointer
);
2150 /***********************************************************************
2154 static void free_modref( WINE_MODREF
*wm
)
2156 RemoveEntryList(&wm
->ldr
.InLoadOrderModuleList
);
2157 RemoveEntryList(&wm
->ldr
.InMemoryOrderModuleList
);
2158 if (wm
->ldr
.InInitializationOrderModuleList
.Flink
)
2159 RemoveEntryList(&wm
->ldr
.InInitializationOrderModuleList
);
2161 TRACE(" unloading %s\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
));
2162 if (!TRACE_ON(module
))
2163 TRACE_(loaddll
)("Unloaded module %s : %s\n",
2164 debugstr_w(wm
->ldr
.FullDllName
.Buffer
),
2165 (wm
->ldr
.Flags
& LDR_WINE_INTERNAL
) ? "builtin" : "native" );
2167 SERVER_START_REQ( unload_dll
)
2169 req
->base
= wm
->ldr
.BaseAddress
;
2170 wine_server_call( req
);
2174 RtlReleaseActivationContext( wm
->ldr
.ActivationContext
);
2175 NtUnmapViewOfSection( NtCurrentProcess(), wm
->ldr
.BaseAddress
);
2176 if (wm
->ldr
.Flags
& LDR_WINE_INTERNAL
) wine_dll_unload( wm
->ldr
.SectionHandle
);
2177 if (cached_modref
== wm
) cached_modref
= NULL
;
2178 RtlFreeUnicodeString( &wm
->ldr
.FullDllName
);
2179 RtlFreeHeap( GetProcessHeap(), 0, wm
->deps
);
2180 RtlFreeHeap( GetProcessHeap(), 0, wm
);
2183 /***********************************************************************
2184 * MODULE_FlushModrefs
2186 * Remove all unused modrefs and call the internal unloading routines
2187 * for the library type.
2189 * The loader_section must be locked while calling this function.
2191 static void MODULE_FlushModrefs(void)
2193 PLIST_ENTRY mark
, entry
, prev
;
2197 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
2198 for (entry
= mark
->Blink
; entry
!= mark
; entry
= prev
)
2200 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InInitializationOrderModuleList
);
2201 wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
2202 prev
= entry
->Blink
;
2203 if (!mod
->LoadCount
) free_modref( wm
);
2206 /* check load order list too for modules that haven't been initialized yet */
2207 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
2208 for (entry
= mark
->Blink
; entry
!= mark
; entry
= prev
)
2210 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
2211 wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
2212 prev
= entry
->Blink
;
2213 if (!mod
->LoadCount
) free_modref( wm
);
2217 /***********************************************************************
2218 * MODULE_DecRefCount
2220 * The loader_section must be locked while calling this function.
2222 static void MODULE_DecRefCount( WINE_MODREF
*wm
)
2226 if ( wm
->ldr
.Flags
& LDR_UNLOAD_IN_PROGRESS
)
2229 if ( wm
->ldr
.LoadCount
<= 0 )
2232 --wm
->ldr
.LoadCount
;
2233 TRACE("(%s) ldr.LoadCount: %d\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), wm
->ldr
.LoadCount
);
2235 if ( wm
->ldr
.LoadCount
== 0 )
2237 wm
->ldr
.Flags
|= LDR_UNLOAD_IN_PROGRESS
;
2239 for ( i
= 0; i
< wm
->nDeps
; i
++ )
2241 MODULE_DecRefCount( wm
->deps
[i
] );
2243 wm
->ldr
.Flags
&= ~LDR_UNLOAD_IN_PROGRESS
;
2247 /******************************************************************
2248 * LdrUnloadDll (NTDLL.@)
2252 NTSTATUS WINAPI
LdrUnloadDll( HMODULE hModule
)
2254 NTSTATUS retv
= STATUS_SUCCESS
;
2256 TRACE("(%p)\n", hModule
);
2258 RtlEnterCriticalSection( &loader_section
);
2260 /* if we're stopping the whole process (and forcing the removal of all
2261 * DLLs) the library will be freed anyway
2263 if (!process_detaching
)
2268 if ((wm
= get_modref( hModule
)) != NULL
)
2270 TRACE("(%s) - START\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
));
2272 /* Recursively decrement reference counts */
2273 MODULE_DecRefCount( wm
);
2275 /* Call process detach notifications */
2276 if ( free_lib_count
<= 1 )
2278 process_detach( FALSE
, NULL
);
2279 MODULE_FlushModrefs();
2285 retv
= STATUS_DLL_NOT_FOUND
;
2290 RtlLeaveCriticalSection( &loader_section
);
2295 /***********************************************************************
2296 * RtlImageNtHeader (NTDLL.@)
2298 PIMAGE_NT_HEADERS WINAPI
RtlImageNtHeader(HMODULE hModule
)
2300 IMAGE_NT_HEADERS
*ret
;
2304 IMAGE_DOS_HEADER
*dos
= (IMAGE_DOS_HEADER
*)hModule
;
2307 if (dos
->e_magic
== IMAGE_DOS_SIGNATURE
)
2309 ret
= (IMAGE_NT_HEADERS
*)((char *)dos
+ dos
->e_lfanew
);
2310 if (ret
->Signature
!= IMAGE_NT_SIGNATURE
) ret
= NULL
;
2322 /***********************************************************************
2323 * alloc_process_stack
2325 * Allocate the stack of new process.
2327 static NTSTATUS
alloc_process_stack( IMAGE_NT_HEADERS
*nt
)
2331 SIZE_T stack_size
, page_size
= getpagesize();
2333 stack_size
= max( nt
->OptionalHeader
.SizeOfStackReserve
, nt
->OptionalHeader
.SizeOfStackCommit
);
2334 stack_size
+= page_size
; /* for the guard page */
2335 stack_size
= (stack_size
+ 0xffff) & ~0xffff; /* round to 64K boundary */
2336 if (stack_size
< 1024 * 1024) stack_size
= 1024 * 1024; /* Xlib needs a large stack */
2338 if ((status
= NtAllocateVirtualMemory( GetCurrentProcess(), &base
, 16, &stack_size
,
2339 MEM_COMMIT
, PAGE_READWRITE
)))
2342 /* note: limit is lower than base since the stack grows down */
2343 NtCurrentTeb()->DeallocationStack
= base
;
2344 NtCurrentTeb()->Tib
.StackBase
= (char *)base
+ stack_size
;
2345 NtCurrentTeb()->Tib
.StackLimit
= (char *)base
+ page_size
;
2347 #ifdef VALGRIND_STACK_REGISTER
2348 /* no need to de-register the stack as it's the one of the main thread */
2349 VALGRIND_STACK_REGISTER(NtCurrentTeb()->Tib
.StackLimit
, NtCurrentTeb()->Tib
.StackBase
);
2352 /* setup guard page */
2353 NtProtectVirtualMemory( GetCurrentProcess(), &base
, &page_size
, PAGE_NOACCESS
, NULL
);
2354 return STATUS_SUCCESS
;
2358 /***********************************************************************
2359 * attach_process_dlls
2361 * Initial attach to all the dlls loaded by the process.
2363 static NTSTATUS
attach_process_dlls( void *wm
)
2367 RtlEnterCriticalSection( &loader_section
);
2368 if ((status
= process_attach( wm
, (LPVOID
)1 )) != STATUS_SUCCESS
)
2370 if (last_failed_modref
)
2371 ERR( "%s failed to initialize, aborting\n",
2372 debugstr_w(last_failed_modref
->ldr
.BaseDllName
.Buffer
) + 1 );
2375 attach_implicitly_loaded_dlls( (LPVOID
)1 );
2376 RtlLeaveCriticalSection( &loader_section
);
2381 /******************************************************************
2382 * LdrInitializeThunk (NTDLL.@)
2385 void WINAPI
LdrInitializeThunk( ULONG unknown1
, ULONG unknown2
, ULONG unknown3
, ULONG unknown4
)
2390 PEB
*peb
= NtCurrentTeb()->Peb
;
2391 IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader( peb
->ImageBaseAddress
);
2393 if (main_exe_file
) NtClose( main_exe_file
); /* at this point the main module is created */
2395 /* allocate the modref for the main exe (if not already done) */
2396 wm
= get_modref( peb
->ImageBaseAddress
);
2398 if (wm
->ldr
.Flags
& LDR_IMAGE_IS_DLL
)
2400 ERR("%s is a dll, not an executable\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
) );
2404 peb
->LoaderLock
= &loader_section
;
2405 peb
->ProcessParameters
->ImagePathName
= wm
->ldr
.FullDllName
;
2406 version_init( wm
->ldr
.FullDllName
.Buffer
);
2408 /* the main exe needs to be the first in the load order list */
2409 RemoveEntryList( &wm
->ldr
.InLoadOrderModuleList
);
2410 InsertHeadList( &peb
->LdrData
->InLoadOrderModuleList
, &wm
->ldr
.InLoadOrderModuleList
);
2412 if ((status
= alloc_process_stack( nt
)) != STATUS_SUCCESS
) goto error
;
2413 if ((status
= server_init_process_done()) != STATUS_SUCCESS
) goto error
;
2416 load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
2417 if ((status
= fixup_imports( wm
, load_path
)) != STATUS_SUCCESS
) goto error
;
2418 if ((status
= alloc_process_tls()) != STATUS_SUCCESS
) goto error
;
2419 if ((status
= alloc_thread_tls()) != STATUS_SUCCESS
) goto error
;
2421 pthread_functions
.sigprocmask( SIG_UNBLOCK
, &server_block_set
, NULL
);
2423 status
= wine_call_on_stack( attach_process_dlls
, wm
, NtCurrentTeb()->Tib
.StackBase
);
2424 if (status
!= STATUS_SUCCESS
) goto error
;
2426 /* clear the stack contents before calling the main entry point, some broken apps need that */
2427 wine_anon_mmap( NtCurrentTeb()->Tib
.StackLimit
,
2428 (char *)NtCurrentTeb()->Tib
.StackBase
- (char *)NtCurrentTeb()->Tib
.StackLimit
,
2429 PROT_READ
| PROT_WRITE
, MAP_FIXED
);
2431 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_LARGE_ADDRESS_AWARE
) VIRTUAL_UseLargeAddressSpace();
2435 ERR( "Main exe initialization for %s failed, status %x\n",
2436 debugstr_w(peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
2437 NtTerminateProcess( GetCurrentProcess(), status
);
2441 /***********************************************************************
2442 * RtlImageDirectoryEntryToData (NTDLL.@)
2444 PVOID WINAPI
RtlImageDirectoryEntryToData( HMODULE module
, BOOL image
, WORD dir
, ULONG
*size
)
2446 const IMAGE_NT_HEADERS
*nt
;
2449 if ((ULONG_PTR
)module
& 1) /* mapped as data file */
2451 module
= (HMODULE
)((ULONG_PTR
)module
& ~1);
2454 if (!(nt
= RtlImageNtHeader( module
))) return NULL
;
2455 if (dir
>= nt
->OptionalHeader
.NumberOfRvaAndSizes
) return NULL
;
2456 if (!(addr
= nt
->OptionalHeader
.DataDirectory
[dir
].VirtualAddress
)) return NULL
;
2457 *size
= nt
->OptionalHeader
.DataDirectory
[dir
].Size
;
2458 if (image
|| addr
< nt
->OptionalHeader
.SizeOfHeaders
) return (char *)module
+ addr
;
2460 /* not mapped as image, need to find the section containing the virtual address */
2461 return RtlImageRvaToVa( nt
, module
, addr
, NULL
);
2465 /***********************************************************************
2466 * RtlImageRvaToSection (NTDLL.@)
2468 PIMAGE_SECTION_HEADER WINAPI
RtlImageRvaToSection( const IMAGE_NT_HEADERS
*nt
,
2469 HMODULE module
, DWORD rva
)
2472 const IMAGE_SECTION_HEADER
*sec
;
2474 sec
= (const IMAGE_SECTION_HEADER
*)((const char*)&nt
->OptionalHeader
+
2475 nt
->FileHeader
.SizeOfOptionalHeader
);
2476 for (i
= 0; i
< nt
->FileHeader
.NumberOfSections
; i
++, sec
++)
2478 if ((sec
->VirtualAddress
<= rva
) && (sec
->VirtualAddress
+ sec
->SizeOfRawData
> rva
))
2479 return (PIMAGE_SECTION_HEADER
)sec
;
2485 /***********************************************************************
2486 * RtlImageRvaToVa (NTDLL.@)
2488 PVOID WINAPI
RtlImageRvaToVa( const IMAGE_NT_HEADERS
*nt
, HMODULE module
,
2489 DWORD rva
, IMAGE_SECTION_HEADER
**section
)
2491 IMAGE_SECTION_HEADER
*sec
;
2493 if (section
&& *section
) /* try this section first */
2496 if ((sec
->VirtualAddress
<= rva
) && (sec
->VirtualAddress
+ sec
->SizeOfRawData
> rva
))
2499 if (!(sec
= RtlImageRvaToSection( nt
, module
, rva
))) return NULL
;
2501 if (section
) *section
= sec
;
2502 return (char *)module
+ sec
->PointerToRawData
+ (rva
- sec
->VirtualAddress
);
2506 /***********************************************************************
2507 * RtlPcToFileHeader (NTDLL.@)
2509 PVOID WINAPI
RtlPcToFileHeader( PVOID pc
, PVOID
*address
)
2514 RtlEnterCriticalSection( &loader_section
);
2515 if (!LdrFindEntryForAddress( pc
, &module
)) ret
= module
->BaseAddress
;
2516 RtlLeaveCriticalSection( &loader_section
);
2522 /***********************************************************************
2523 * NtLoadDriver (NTDLL.@)
2524 * ZwLoadDriver (NTDLL.@)
2526 NTSTATUS WINAPI
NtLoadDriver( const UNICODE_STRING
*DriverServiceName
)
2528 FIXME("(%p), stub!\n",DriverServiceName
);
2529 return STATUS_NOT_IMPLEMENTED
;
2533 /***********************************************************************
2534 * NtUnloadDriver (NTDLL.@)
2535 * ZwUnloadDriver (NTDLL.@)
2537 NTSTATUS WINAPI
NtUnloadDriver( const UNICODE_STRING
*DriverServiceName
)
2539 FIXME("(%p), stub!\n",DriverServiceName
);
2540 return STATUS_NOT_IMPLEMENTED
;
2544 /******************************************************************
2547 BOOL WINAPI
DllMain( HINSTANCE inst
, DWORD reason
, LPVOID reserved
)
2549 if (reason
== DLL_PROCESS_ATTACH
) LdrDisableThreadCalloutsForDll( inst
);
2554 /******************************************************************
2555 * __wine_init_windows_dir (NTDLL.@)
2557 * Windows and system dir initialization once kernel32 has been loaded.
2559 void __wine_init_windows_dir( const WCHAR
*windir
, const WCHAR
*sysdir
)
2561 PLIST_ENTRY mark
, entry
;
2564 RtlCreateUnicodeString( &windows_dir
, windir
);
2565 RtlCreateUnicodeString( &system_dir
, sysdir
);
2566 strcpyW( user_shared_data
->NtSystemRoot
, windir
);
2568 /* prepend the system dir to the name of the already created modules */
2569 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
2570 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
2572 LDR_MODULE
*mod
= CONTAINING_RECORD( entry
, LDR_MODULE
, InLoadOrderModuleList
);
2574 assert( mod
->Flags
& LDR_WINE_INTERNAL
);
2576 buffer
= RtlAllocateHeap( GetProcessHeap(), 0,
2577 system_dir
.Length
+ mod
->FullDllName
.Length
+ 2*sizeof(WCHAR
) );
2578 if (!buffer
) continue;
2579 strcpyW( buffer
, system_dir
.Buffer
);
2580 p
= buffer
+ strlenW( buffer
);
2581 if (p
> buffer
&& p
[-1] != '\\') *p
++ = '\\';
2582 strcpyW( p
, mod
->FullDllName
.Buffer
);
2583 RtlInitUnicodeString( &mod
->FullDllName
, buffer
);
2584 RtlInitUnicodeString( &mod
->BaseDllName
, p
);
2589 /***********************************************************************
2590 * __wine_process_init
2592 void __wine_process_init(void)
2594 static const WCHAR kernel32W
[] = {'k','e','r','n','e','l','3','2','.','d','l','l',0};
2598 ANSI_STRING func_name
;
2599 void (* DECLSPEC_NORETURN init_func
)(void);
2600 extern mode_t FILE_umask
;
2602 main_exe_file
= thread_init();
2604 /* retrieve current umask */
2605 FILE_umask
= umask(0777);
2606 umask( FILE_umask
);
2608 /* setup the load callback and create ntdll modref */
2609 wine_dll_set_callback( load_builtin_callback
);
2611 if ((status
= load_builtin_dll( NULL
, kernel32W
, 0, 0, &wm
)) != STATUS_SUCCESS
)
2613 MESSAGE( "wine: could not load kernel32.dll, status %x\n", status
);
2616 RtlInitAnsiString( &func_name
, "UnhandledExceptionFilter" );
2617 LdrGetProcedureAddress( wm
->ldr
.BaseAddress
, &func_name
, 0, (void **)&unhandled_exception_filter
);
2619 RtlInitAnsiString( &func_name
, "__wine_kernel_init" );
2620 if ((status
= LdrGetProcedureAddress( wm
->ldr
.BaseAddress
, &func_name
,
2621 0, (void **)&init_func
)) != STATUS_SUCCESS
)
2623 MESSAGE( "wine: could not find __wine_kernel_init in kernel32.dll, status %x\n", status
);