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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "wine/port.h"
28 #define NONAMELESSUNION
29 #define NONAMELESSSTRUCT
36 #include "wine/exception.h"
38 #include "wine/library.h"
39 #include "wine/unicode.h"
40 #include "wine/debug.h"
41 #include "wine/server.h"
42 #include "ntdll_misc.h"
44 WINE_DEFAULT_DEBUG_CHANNEL(module
);
45 WINE_DECLARE_DEBUG_CHANNEL(relay
);
46 WINE_DECLARE_DEBUG_CHANNEL(snoop
);
47 WINE_DECLARE_DEBUG_CHANNEL(loaddll
);
48 WINE_DECLARE_DEBUG_CHANNEL(imports
);
50 typedef DWORD (CALLBACK
*DLLENTRYPROC
)(HMODULE
,DWORD
,LPVOID
);
52 static int process_detaching
= 0; /* set on process detach to avoid deadlocks with thread detach */
53 static int free_lib_count
; /* recursion depth of LdrUnloadDll calls */
55 /* filter for page-fault exceptions */
56 static WINE_EXCEPTION_FILTER(page_fault
)
58 if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION
)
59 return EXCEPTION_EXECUTE_HANDLER
;
60 return EXCEPTION_CONTINUE_SEARCH
;
63 static const char * const reason_names
[] =
71 static const WCHAR dllW
[] = {'.','d','l','l',0};
73 /* internal representation of 32bit modules. per process. */
74 typedef struct _wine_modref
78 struct _wine_modref
**deps
;
81 /* info about the current builtin dll load */
82 /* used to keep track of things across the register_dll constructor call */
83 struct builtin_load_info
85 const WCHAR
*load_path
;
90 static struct builtin_load_info default_load_info
;
91 static struct builtin_load_info
*builtin_load_info
= &default_load_info
;
93 static UINT tls_module_count
; /* number of modules with TLS directory */
94 static UINT tls_total_size
; /* total size of TLS storage */
95 static const IMAGE_TLS_DIRECTORY
**tls_dirs
; /* array of TLS directories */
97 UNICODE_STRING system_dir
= { 0, 0, NULL
}; /* system directory */
99 static RTL_CRITICAL_SECTION loader_section
;
100 static RTL_CRITICAL_SECTION_DEBUG critsect_debug
=
102 0, 0, &loader_section
,
103 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
104 0, 0, { 0, (DWORD
)(__FILE__
": loader_section") }
106 static RTL_CRITICAL_SECTION loader_section
= { &critsect_debug
, -1, 0, 0, 0, 0 };
108 static WINE_MODREF
*cached_modref
;
109 static WINE_MODREF
*current_modref
;
110 static WINE_MODREF
*last_failed_modref
;
112 static NTSTATUS
load_dll( LPCWSTR load_path
, LPCWSTR libname
, DWORD flags
, WINE_MODREF
** pwm
);
113 static FARPROC
find_named_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
114 DWORD exp_size
, const char *name
, int hint
);
116 /* convert PE image VirtualAddress to Real Address */
117 inline static void *get_rva( HMODULE module
, DWORD va
)
119 return (void *)((char *)module
+ va
);
122 /* check whether the file name contains a path */
123 inline static int contains_path( LPCWSTR name
)
125 return ((*name
&& (name
[1] == ':')) || strchrW(name
, '/') || strchrW(name
, '\\'));
128 /* convert from straight ASCII to Unicode without depending on the current codepage */
129 inline static void ascii_to_unicode( WCHAR
*dst
, const char *src
, size_t len
)
131 while (len
--) *dst
++ = (unsigned char)*src
++;
135 /*************************************************************************
136 * call_dll_entry_point
138 * Some brain-damaged dlls (ir32_32.dll for instance) modify ebx in
139 * their entry point, so we need a small asm wrapper.
142 extern BOOL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
, UINT reason
, void *reserved
);
143 __ASM_GLOBAL_FUNC(call_dll_entry_point
,
150 "movl 8(%ebp),%eax\n\t"
152 "leal -4(%ebp),%esp\n\t"
157 static inline BOOL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
,
158 UINT reason
, void *reserved
)
160 return proc( module
, reason
, reserved
);
162 #endif /* __i386__ */
166 /*************************************************************************
169 * Entry point for stub functions.
171 static void stub_entry_point( const char *dll
, const char *name
, ... )
173 EXCEPTION_RECORD rec
;
175 rec
.ExceptionCode
= EXCEPTION_WINE_STUB
;
176 rec
.ExceptionFlags
= EH_NONCONTINUABLE
;
177 rec
.ExceptionRecord
= NULL
;
179 rec
.ExceptionAddress
= __builtin_return_address(0);
181 rec
.ExceptionAddress
= *((void **)&dll
- 1);
183 rec
.NumberParameters
= 2;
184 rec
.ExceptionInformation
[0] = (ULONG_PTR
)dll
;
185 rec
.ExceptionInformation
[1] = (ULONG_PTR
)name
;
186 for (;;) RtlRaiseException( &rec
);
190 #include "pshpack1.h"
193 BYTE popl_eax
; /* popl %eax */
194 BYTE pushl1
; /* pushl $name */
196 BYTE pushl2
; /* pushl $dll */
198 BYTE pushl_eax
; /* pushl %eax */
199 BYTE jmp
; /* jmp stub_entry_point */
204 /*************************************************************************
207 * Allocate a stub entry point.
209 static ULONG_PTR
allocate_stub( const char *dll
, const char *name
)
211 #define MAX_SIZE 65536
212 static struct stub
*stubs
;
213 static unsigned int nb_stubs
;
216 if (nb_stubs
>= MAX_SIZE
/ sizeof(*stub
)) return 0xdeadbeef;
220 ULONG size
= MAX_SIZE
;
221 if (NtAllocateVirtualMemory( NtCurrentProcess(), (void **)&stubs
, 0, &size
,
222 MEM_COMMIT
, PAGE_EXECUTE_WRITECOPY
) != STATUS_SUCCESS
)
225 stub
= &stubs
[nb_stubs
++];
226 stub
->popl_eax
= 0x58; /* popl %eax */
227 stub
->pushl1
= 0x68; /* pushl $name */
229 stub
->pushl2
= 0x68; /* pushl $dll */
231 stub
->pushl_eax
= 0x50; /* pushl %eax */
232 stub
->jmp
= 0xe9; /* jmp stub_entry_point */
233 stub
->entry
= (BYTE
*)stub_entry_point
- (BYTE
*)(&stub
->entry
+ 1);
234 return (ULONG_PTR
)stub
;
238 static inline ULONG_PTR
allocate_stub( const char *dll
, const char *name
) { return 0xdeadbeef; }
239 #endif /* __i386__ */
242 /*************************************************************************
245 * Looks for the referenced HMODULE in the current process
246 * The loader_section must be locked while calling this function.
248 static WINE_MODREF
*get_modref( HMODULE hmod
)
250 PLIST_ENTRY mark
, entry
;
253 if (cached_modref
&& cached_modref
->ldr
.BaseAddress
== hmod
) return cached_modref
;
255 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
256 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
258 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
259 if (mod
->BaseAddress
== hmod
)
260 return cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
261 if (mod
->BaseAddress
> (void*)hmod
) break;
267 /**********************************************************************
268 * find_basename_module
270 * Find a module from its base name.
271 * The loader_section must be locked while calling this function
273 static WINE_MODREF
*find_basename_module( LPCWSTR name
)
275 PLIST_ENTRY mark
, entry
;
277 if (cached_modref
&& !strcmpiW( name
, cached_modref
->ldr
.BaseDllName
.Buffer
))
278 return cached_modref
;
280 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
281 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
283 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
284 if (!strcmpiW( name
, mod
->BaseDllName
.Buffer
))
286 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
287 return cached_modref
;
294 /**********************************************************************
295 * find_fullname_module
297 * Find a module from its full path name.
298 * The loader_section must be locked while calling this function
300 static WINE_MODREF
*find_fullname_module( LPCWSTR name
)
302 PLIST_ENTRY mark
, entry
;
304 if (cached_modref
&& !strcmpiW( name
, cached_modref
->ldr
.FullDllName
.Buffer
))
305 return cached_modref
;
307 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
308 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
310 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
311 if (!strcmpiW( name
, mod
->FullDllName
.Buffer
))
313 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
314 return cached_modref
;
321 /*************************************************************************
322 * find_forwarded_export
324 * Find the final function pointer for a forwarded function.
325 * The loader_section must be locked while calling this function.
327 static FARPROC
find_forwarded_export( HMODULE module
, const char *forward
)
329 const IMAGE_EXPORT_DIRECTORY
*exports
;
333 const char *end
= strchr(forward
, '.');
336 if (!end
) return NULL
;
337 if ((end
- forward
) * sizeof(WCHAR
) >= sizeof(mod_name
) - sizeof(dllW
)) return NULL
;
338 ascii_to_unicode( mod_name
, forward
, end
- forward
);
339 memcpy( mod_name
+ (end
- forward
), dllW
, sizeof(dllW
) );
341 if (!(wm
= find_basename_module( mod_name
)))
343 ERR("module not found for forward '%s' used by %s\n",
344 forward
, debugstr_w(get_modref(module
)->ldr
.FullDllName
.Buffer
) );
347 if ((exports
= RtlImageDirectoryEntryToData( wm
->ldr
.BaseAddress
, TRUE
,
348 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
349 proc
= find_named_export( wm
->ldr
.BaseAddress
, exports
, exp_size
, end
+ 1, -1 );
353 ERR("function not found for forward '%s' used by %s."
354 " If you are using builtin %s, try using the native one instead.\n",
355 forward
, debugstr_w(get_modref(module
)->ldr
.FullDllName
.Buffer
),
356 debugstr_w(get_modref(module
)->ldr
.BaseDllName
.Buffer
) );
362 /*************************************************************************
363 * find_ordinal_export
365 * Find an exported function by ordinal.
366 * The exports base must have been subtracted from the ordinal already.
367 * The loader_section must be locked while calling this function.
369 static FARPROC
find_ordinal_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
370 DWORD exp_size
, int ordinal
)
373 const DWORD
*functions
= get_rva( module
, exports
->AddressOfFunctions
);
375 if (ordinal
>= exports
->NumberOfFunctions
)
377 TRACE(" ordinal %ld out of range!\n", ordinal
+ exports
->Base
);
380 if (!functions
[ordinal
]) return NULL
;
382 proc
= get_rva( module
, functions
[ordinal
] );
384 /* if the address falls into the export dir, it's a forward */
385 if (((const char *)proc
>= (const char *)exports
) &&
386 ((const char *)proc
< (const char *)exports
+ exp_size
))
387 return find_forwarded_export( module
, (const char *)proc
);
391 const WCHAR
*user
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
392 proc
= SNOOP_GetProcAddress( module
, exports
, exp_size
, proc
, ordinal
, user
);
396 const WCHAR
*user
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
397 proc
= RELAY_GetProcAddress( module
, exports
, exp_size
, proc
, user
);
403 /*************************************************************************
406 * Find an exported function by name.
407 * The loader_section must be locked while calling this function.
409 static FARPROC
find_named_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
410 DWORD exp_size
, const char *name
, int hint
)
412 const WORD
*ordinals
= get_rva( module
, exports
->AddressOfNameOrdinals
);
413 const DWORD
*names
= get_rva( module
, exports
->AddressOfNames
);
414 int min
= 0, max
= exports
->NumberOfNames
- 1;
416 /* first check the hint */
417 if (hint
>= 0 && hint
<= max
)
419 char *ename
= get_rva( module
, names
[hint
] );
420 if (!strcmp( ename
, name
))
421 return find_ordinal_export( module
, exports
, exp_size
, ordinals
[hint
] );
424 /* then do a binary search */
427 int res
, pos
= (min
+ max
) / 2;
428 char *ename
= get_rva( module
, names
[pos
] );
429 if (!(res
= strcmp( ename
, name
)))
430 return find_ordinal_export( module
, exports
, exp_size
, ordinals
[pos
] );
431 if (res
> 0) max
= pos
- 1;
439 /*************************************************************************
442 * Import the dll specified by the given import descriptor.
443 * The loader_section must be locked while calling this function.
445 static WINE_MODREF
*import_dll( HMODULE module
, const IMAGE_IMPORT_DESCRIPTOR
*descr
, LPCWSTR load_path
)
450 const IMAGE_EXPORT_DIRECTORY
*exports
;
452 const IMAGE_THUNK_DATA
*import_list
;
453 IMAGE_THUNK_DATA
*thunk_list
;
455 const char *name
= get_rva( module
, descr
->Name
);
456 DWORD len
= strlen(name
) + 1;
458 DWORD protect_size
= 0;
461 thunk_list
= get_rva( module
, (DWORD
)descr
->FirstThunk
);
462 if (descr
->u
.OriginalFirstThunk
)
463 import_list
= get_rva( module
, (DWORD
)descr
->u
.OriginalFirstThunk
);
465 import_list
= thunk_list
;
467 if (len
* sizeof(WCHAR
) <= sizeof(buffer
))
469 ascii_to_unicode( buffer
, name
, len
);
470 status
= load_dll( load_path
, buffer
, 0, &wmImp
);
472 else /* need to allocate a larger buffer */
474 WCHAR
*ptr
= RtlAllocateHeap( GetProcessHeap(), 0, len
* sizeof(WCHAR
) );
475 if (!ptr
) return NULL
;
476 ascii_to_unicode( ptr
, name
, len
);
477 status
= load_dll( load_path
, ptr
, 0, &wmImp
);
478 RtlFreeHeap( GetProcessHeap(), 0, ptr
);
483 if (status
== STATUS_DLL_NOT_FOUND
)
484 ERR("Library %s (which is needed by %s) not found\n",
485 name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
));
487 ERR("Loading library %s (which is needed by %s) failed (error %lx).\n",
488 name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
), status
);
492 /* unprotect the import address table since it can be located in
493 * readonly section */
494 while (import_list
[protect_size
].u1
.Ordinal
) protect_size
++;
495 protect_base
= thunk_list
;
496 protect_size
*= sizeof(*thunk_list
);
497 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base
,
498 &protect_size
, PAGE_WRITECOPY
, &protect_old
);
500 imp_mod
= wmImp
->ldr
.BaseAddress
;
501 exports
= RtlImageDirectoryEntryToData( imp_mod
, TRUE
, IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
);
505 /* set all imported function to deadbeef */
506 while (import_list
->u1
.Ordinal
)
508 if (IMAGE_SNAP_BY_ORDINAL(import_list
->u1
.Ordinal
))
510 int ordinal
= IMAGE_ORDINAL(import_list
->u1
.Ordinal
);
511 WARN("No implementation for %s.%d", name
, ordinal
);
512 thunk_list
->u1
.Function
= allocate_stub( name
, (const char *)ordinal
);
516 IMAGE_IMPORT_BY_NAME
*pe_name
= get_rva( module
, (DWORD
)import_list
->u1
.AddressOfData
);
517 WARN("No implementation for %s.%s", name
, pe_name
->Name
);
518 thunk_list
->u1
.Function
= allocate_stub( name
, (const char*)pe_name
->Name
);
520 WARN(" imported from %s, allocating stub %p\n",
521 debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
522 (void *)thunk_list
->u1
.Function
);
529 while (import_list
->u1
.Ordinal
)
531 if (IMAGE_SNAP_BY_ORDINAL(import_list
->u1
.Ordinal
))
533 int ordinal
= IMAGE_ORDINAL(import_list
->u1
.Ordinal
);
535 thunk_list
->u1
.Function
= (ULONG_PTR
)find_ordinal_export( imp_mod
, exports
, exp_size
,
536 ordinal
- exports
->Base
);
537 if (!thunk_list
->u1
.Function
)
539 thunk_list
->u1
.Function
= allocate_stub( name
, (const char *)ordinal
);
540 WARN("No implementation for %s.%d imported from %s, setting to %p\n",
541 name
, ordinal
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
542 (void *)thunk_list
->u1
.Function
);
544 TRACE_(imports
)("--- Ordinal %s.%d = %p\n", name
, ordinal
, (void *)thunk_list
->u1
.Function
);
546 else /* import by name */
548 IMAGE_IMPORT_BY_NAME
*pe_name
;
549 pe_name
= get_rva( module
, (DWORD
)import_list
->u1
.AddressOfData
);
550 thunk_list
->u1
.Function
= (ULONG_PTR
)find_named_export( imp_mod
, exports
, exp_size
,
551 (const char*)pe_name
->Name
, pe_name
->Hint
);
552 if (!thunk_list
->u1
.Function
)
554 thunk_list
->u1
.Function
= allocate_stub( name
, (const char*)pe_name
->Name
);
555 WARN("No implementation for %s.%s imported from %s, setting to %p\n",
556 name
, pe_name
->Name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
557 (void *)thunk_list
->u1
.Function
);
559 TRACE_(imports
)("--- %s %s.%d = %p\n",
560 pe_name
->Name
, name
, pe_name
->Hint
, (void *)thunk_list
->u1
.Function
);
567 /* restore old protection of the import address table */
568 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base
, &protect_size
, protect_old
, NULL
);
573 /****************************************************************
576 * Fixup all imports of a given module.
577 * The loader_section must be locked while calling this function.
579 static NTSTATUS
fixup_imports( WINE_MODREF
*wm
, LPCWSTR load_path
)
582 const IMAGE_IMPORT_DESCRIPTOR
*imports
;
587 if (!(imports
= RtlImageDirectoryEntryToData( wm
->ldr
.BaseAddress
, TRUE
,
588 IMAGE_DIRECTORY_ENTRY_IMPORT
, &size
)))
589 return STATUS_SUCCESS
;
591 nb_imports
= size
/ sizeof(*imports
);
592 for (i
= 0; i
< nb_imports
; i
++)
594 if (!imports
[i
].Name
)
600 if (!nb_imports
) return STATUS_SUCCESS
; /* no imports */
602 /* Allocate module dependency list */
603 wm
->nDeps
= nb_imports
;
604 wm
->deps
= RtlAllocateHeap( GetProcessHeap(), 0, nb_imports
*sizeof(WINE_MODREF
*) );
606 /* load the imported modules. They are automatically
607 * added to the modref list of the process.
609 prev
= current_modref
;
611 status
= STATUS_SUCCESS
;
612 for (i
= 0; i
< nb_imports
; i
++)
614 if (!(wm
->deps
[i
] = import_dll( wm
->ldr
.BaseAddress
, &imports
[i
], load_path
)))
615 status
= STATUS_DLL_NOT_FOUND
;
617 current_modref
= prev
;
622 /*************************************************************************
625 * Allocate a WINE_MODREF structure and add it to the process list
626 * The loader_section must be locked while calling this function.
628 static WINE_MODREF
*alloc_module( HMODULE hModule
, LPCWSTR filename
)
632 const IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader(hModule
);
633 PLIST_ENTRY entry
, mark
;
635 if (!(wm
= RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*wm
) ))) return NULL
;
640 wm
->ldr
.BaseAddress
= hModule
;
641 wm
->ldr
.EntryPoint
= NULL
;
642 wm
->ldr
.SizeOfImage
= nt
->OptionalHeader
.SizeOfImage
;
644 wm
->ldr
.LoadCount
= 0;
645 wm
->ldr
.TlsIndex
= -1;
646 wm
->ldr
.SectionHandle
= NULL
;
647 wm
->ldr
.CheckSum
= 0;
648 wm
->ldr
.TimeDateStamp
= 0;
650 RtlCreateUnicodeString( &wm
->ldr
.FullDllName
, filename
);
651 if ((p
= strrchrW( wm
->ldr
.FullDllName
.Buffer
, '\\' ))) p
++;
652 else p
= wm
->ldr
.FullDllName
.Buffer
;
653 RtlInitUnicodeString( &wm
->ldr
.BaseDllName
, p
);
655 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
)
657 wm
->ldr
.Flags
|= LDR_IMAGE_IS_DLL
;
658 if (nt
->OptionalHeader
.AddressOfEntryPoint
)
659 wm
->ldr
.EntryPoint
= (char *)hModule
+ nt
->OptionalHeader
.AddressOfEntryPoint
;
662 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
,
663 &wm
->ldr
.InLoadOrderModuleList
);
665 /* insert module in MemoryList, sorted in increasing base addresses */
666 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
667 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
669 if (CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
)->BaseAddress
> wm
->ldr
.BaseAddress
)
672 entry
->Blink
->Flink
= &wm
->ldr
.InMemoryOrderModuleList
;
673 wm
->ldr
.InMemoryOrderModuleList
.Blink
= entry
->Blink
;
674 wm
->ldr
.InMemoryOrderModuleList
.Flink
= entry
;
675 entry
->Blink
= &wm
->ldr
.InMemoryOrderModuleList
;
677 /* wait until init is called for inserting into this list */
678 wm
->ldr
.InInitializationOrderModuleList
.Flink
= NULL
;
679 wm
->ldr
.InInitializationOrderModuleList
.Blink
= NULL
;
684 /*************************************************************************
687 * Allocate the process-wide structure for module TLS storage.
689 static NTSTATUS
alloc_process_tls(void)
691 PLIST_ENTRY mark
, entry
;
693 const IMAGE_TLS_DIRECTORY
*dir
;
696 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
697 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
699 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
700 if (!(dir
= RtlImageDirectoryEntryToData( mod
->BaseAddress
, TRUE
,
701 IMAGE_DIRECTORY_ENTRY_TLS
, &size
)))
703 size
= (dir
->EndAddressOfRawData
- dir
->StartAddressOfRawData
) + dir
->SizeOfZeroFill
;
705 tls_total_size
+= size
;
708 if (!tls_module_count
) return STATUS_SUCCESS
;
710 TRACE( "count %u size %u\n", tls_module_count
, tls_total_size
);
712 tls_dirs
= RtlAllocateHeap( GetProcessHeap(), 0, tls_module_count
* sizeof(*tls_dirs
) );
713 if (!tls_dirs
) return STATUS_NO_MEMORY
;
715 for (i
= 0, entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
717 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
718 if (!(dir
= RtlImageDirectoryEntryToData( mod
->BaseAddress
, TRUE
,
719 IMAGE_DIRECTORY_ENTRY_TLS
, &size
)))
722 *(DWORD
*)dir
->AddressOfIndex
= i
;
724 mod
->LoadCount
= -1; /* can't unload it */
727 return STATUS_SUCCESS
;
731 /*************************************************************************
734 * Allocate the per-thread structure for module TLS storage.
736 static NTSTATUS
alloc_thread_tls(void)
742 if (!tls_module_count
) return STATUS_SUCCESS
;
744 if (!(pointers
= RtlAllocateHeap( GetProcessHeap(), 0,
745 tls_module_count
* sizeof(*pointers
) )))
746 return STATUS_NO_MEMORY
;
748 if (!(data
= RtlAllocateHeap( GetProcessHeap(), 0, tls_total_size
)))
750 RtlFreeHeap( GetProcessHeap(), 0, pointers
);
751 return STATUS_NO_MEMORY
;
754 for (i
= 0; i
< tls_module_count
; i
++)
756 const IMAGE_TLS_DIRECTORY
*dir
= tls_dirs
[i
];
757 ULONG size
= dir
->EndAddressOfRawData
- dir
->StartAddressOfRawData
;
759 TRACE( "thread %04lx idx %d: %ld/%ld bytes from %p to %p\n",
760 GetCurrentThreadId(), i
, size
, dir
->SizeOfZeroFill
,
761 (void *)dir
->StartAddressOfRawData
, data
);
764 memcpy( data
, (void *)dir
->StartAddressOfRawData
, size
);
766 memset( data
, 0, dir
->SizeOfZeroFill
);
767 data
+= dir
->SizeOfZeroFill
;
769 NtCurrentTeb()->ThreadLocalStoragePointer
= pointers
;
770 return STATUS_SUCCESS
;
774 /*************************************************************************
777 static void call_tls_callbacks( HMODULE module
, UINT reason
)
779 const IMAGE_TLS_DIRECTORY
*dir
;
780 const PIMAGE_TLS_CALLBACK
*callback
;
783 dir
= RtlImageDirectoryEntryToData( module
, TRUE
, IMAGE_DIRECTORY_ENTRY_TLS
, &dirsize
);
784 if (!dir
|| !dir
->AddressOfCallBacks
) return;
786 for (callback
= (const PIMAGE_TLS_CALLBACK
*)dir
->AddressOfCallBacks
; *callback
; callback
++)
789 DPRINTF("%04lx:Call TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
790 GetCurrentThreadId(), *callback
, module
, reason_names
[reason
] );
791 (*callback
)( module
, reason
, NULL
);
793 DPRINTF("%04lx:Ret TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
794 GetCurrentThreadId(), *callback
, module
, reason_names
[reason
] );
799 /*************************************************************************
802 static BOOL
MODULE_InitDLL( WINE_MODREF
*wm
, UINT reason
, LPVOID lpReserved
)
806 DLLENTRYPROC entry
= wm
->ldr
.EntryPoint
;
807 void *module
= wm
->ldr
.BaseAddress
;
809 /* Skip calls for modules loaded with special load flags */
811 if (wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
) return TRUE
;
812 if (wm
->ldr
.TlsIndex
!= -1) call_tls_callbacks( wm
->ldr
.BaseAddress
, reason
);
813 if (!entry
) return TRUE
;
817 size_t len
= min( wm
->ldr
.BaseDllName
.Length
, sizeof(mod_name
)-sizeof(WCHAR
) );
818 memcpy( mod_name
, wm
->ldr
.BaseDllName
.Buffer
, len
);
819 mod_name
[len
/ sizeof(WCHAR
)] = 0;
820 DPRINTF("%04lx:Call PE DLL (proc=%p,module=%p %s,reason=%s,res=%p)\n",
821 GetCurrentThreadId(), entry
, module
, debugstr_w(mod_name
),
822 reason_names
[reason
], lpReserved
);
824 else TRACE("(%p %s,%s,%p) - CALL\n", module
, debugstr_w(wm
->ldr
.BaseDllName
.Buffer
),
825 reason_names
[reason
], lpReserved
);
827 retv
= call_dll_entry_point( entry
, module
, reason
, lpReserved
);
829 /* The state of the module list may have changed due to the call
830 to the dll. We cannot assume that this module has not been
833 DPRINTF("%04lx:Ret PE DLL (proc=%p,module=%p %s,reason=%s,res=%p) retval=%x\n",
834 GetCurrentThreadId(), entry
, module
, debugstr_w(mod_name
),
835 reason_names
[reason
], lpReserved
, retv
);
836 else TRACE("(%p,%s,%p) - RETURN %d\n", module
, reason_names
[reason
], lpReserved
, retv
);
842 /*************************************************************************
845 * Send the process attach notification to all DLLs the given module
846 * depends on (recursively). This is somewhat complicated due to the fact that
848 * - we have to respect the module dependencies, i.e. modules implicitly
849 * referenced by another module have to be initialized before the module
850 * itself can be initialized
852 * - the initialization routine of a DLL can itself call LoadLibrary,
853 * thereby introducing a whole new set of dependencies (even involving
854 * the 'old' modules) at any time during the whole process
856 * (Note that this routine can be recursively entered not only directly
857 * from itself, but also via LoadLibrary from one of the called initialization
860 * Furthermore, we need to rearrange the main WINE_MODREF list to allow
861 * the process *detach* notifications to be sent in the correct order.
862 * This must not only take into account module dependencies, but also
863 * 'hidden' dependencies created by modules calling LoadLibrary in their
864 * attach notification routine.
866 * The strategy is rather simple: we move a WINE_MODREF to the head of the
867 * list after the attach notification has returned. This implies that the
868 * detach notifications are called in the reverse of the sequence the attach
869 * notifications *returned*.
871 * The loader_section must be locked while calling this function.
873 static NTSTATUS
process_attach( WINE_MODREF
*wm
, LPVOID lpReserved
)
875 NTSTATUS status
= STATUS_SUCCESS
;
878 if (process_detaching
) return status
;
880 /* prevent infinite recursion in case of cyclical dependencies */
881 if ( ( wm
->ldr
.Flags
& LDR_LOAD_IN_PROGRESS
)
882 || ( wm
->ldr
.Flags
& LDR_PROCESS_ATTACHED
) )
885 TRACE("(%s,%p) - START\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), lpReserved
);
887 /* Tag current MODREF to prevent recursive loop */
888 wm
->ldr
.Flags
|= LDR_LOAD_IN_PROGRESS
;
890 /* Recursively attach all DLLs this one depends on */
891 for ( i
= 0; i
< wm
->nDeps
; i
++ )
893 if (!wm
->deps
[i
]) continue;
894 if ((status
= process_attach( wm
->deps
[i
], lpReserved
)) != STATUS_SUCCESS
) break;
897 /* Call DLL entry point */
898 if (status
== STATUS_SUCCESS
)
900 WINE_MODREF
*prev
= current_modref
;
902 if (MODULE_InitDLL( wm
, DLL_PROCESS_ATTACH
, lpReserved
))
904 wm
->ldr
.Flags
|= LDR_PROCESS_ATTACHED
;
908 /* point to the name so LdrInitializeThunk can print it */
909 last_failed_modref
= wm
;
910 WARN("Initialization of %s failed\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
));
911 status
= STATUS_DLL_INIT_FAILED
;
913 current_modref
= prev
;
916 if (!wm
->ldr
.InInitializationOrderModuleList
.Flink
)
917 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
,
918 &wm
->ldr
.InInitializationOrderModuleList
);
920 /* Remove recursion flag */
921 wm
->ldr
.Flags
&= ~LDR_LOAD_IN_PROGRESS
;
923 TRACE("(%s,%p) - END\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), lpReserved
);
927 /*************************************************************************
930 * Send DLL process detach notifications. See the comment about calling
931 * sequence at process_attach. Unless the bForceDetach flag
932 * is set, only DLLs with zero refcount are notified.
934 static void process_detach( BOOL bForceDetach
, LPVOID lpReserved
)
936 PLIST_ENTRY mark
, entry
;
939 RtlEnterCriticalSection( &loader_section
);
940 if (bForceDetach
) process_detaching
= 1;
941 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
944 for (entry
= mark
->Blink
; entry
!= mark
; entry
= entry
->Blink
)
946 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
947 InInitializationOrderModuleList
);
948 /* Check whether to detach this DLL */
949 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
951 if ( mod
->LoadCount
&& !bForceDetach
)
954 /* Call detach notification */
955 mod
->Flags
&= ~LDR_PROCESS_ATTACHED
;
956 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
957 DLL_PROCESS_DETACH
, lpReserved
);
959 /* Restart at head of WINE_MODREF list, as entries might have
960 been added and/or removed while performing the call ... */
963 } while (entry
!= mark
);
965 RtlLeaveCriticalSection( &loader_section
);
968 /*************************************************************************
969 * MODULE_DllThreadAttach
971 * Send DLL thread attach notifications. These are sent in the
972 * reverse sequence of process detach notification.
975 NTSTATUS
MODULE_DllThreadAttach( LPVOID lpReserved
)
977 PLIST_ENTRY mark
, entry
;
981 /* don't do any attach calls if process is exiting */
982 if (process_detaching
) return STATUS_SUCCESS
;
983 /* FIXME: there is still a race here */
985 RtlEnterCriticalSection( &loader_section
);
987 if ((status
= alloc_thread_tls()) != STATUS_SUCCESS
) goto done
;
989 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
990 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
992 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
993 InInitializationOrderModuleList
);
994 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
996 if ( mod
->Flags
& LDR_NO_DLL_CALLS
)
999 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
1000 DLL_THREAD_ATTACH
, lpReserved
);
1004 RtlLeaveCriticalSection( &loader_section
);
1008 /******************************************************************
1009 * LdrDisableThreadCalloutsForDll (NTDLL.@)
1012 NTSTATUS WINAPI
LdrDisableThreadCalloutsForDll(HMODULE hModule
)
1015 NTSTATUS ret
= STATUS_SUCCESS
;
1017 RtlEnterCriticalSection( &loader_section
);
1019 wm
= get_modref( hModule
);
1020 if (!wm
|| wm
->ldr
.TlsIndex
!= -1)
1021 ret
= STATUS_DLL_NOT_FOUND
;
1023 wm
->ldr
.Flags
|= LDR_NO_DLL_CALLS
;
1025 RtlLeaveCriticalSection( &loader_section
);
1030 /******************************************************************
1031 * LdrFindEntryForAddress (NTDLL.@)
1033 * The loader_section must be locked while calling this function
1035 NTSTATUS WINAPI
LdrFindEntryForAddress(const void* addr
, PLDR_MODULE
* pmod
)
1037 PLIST_ENTRY mark
, entry
;
1040 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
1041 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1043 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
1044 if ((const void *)mod
->BaseAddress
<= addr
&&
1045 (const char *)addr
< (char*)mod
->BaseAddress
+ mod
->SizeOfImage
)
1048 return STATUS_SUCCESS
;
1050 if ((const void *)mod
->BaseAddress
> addr
) break;
1052 return STATUS_NO_MORE_ENTRIES
;
1055 /******************************************************************
1056 * LdrLockLoaderLock (NTDLL.@)
1058 * Note: flags are not implemented.
1059 * Flag 0x01 is used to raise exceptions on errors.
1060 * Flag 0x02 is used to avoid waiting on the section (does RtlTryEnterCriticalSection instead).
1062 NTSTATUS WINAPI
LdrLockLoaderLock( ULONG flags
, ULONG
*result
, ULONG
*magic
)
1064 if (flags
) FIXME( "flags %lx not supported\n", flags
);
1066 if (result
) *result
= 1;
1067 if (!magic
) return STATUS_INVALID_PARAMETER_3
;
1068 RtlEnterCriticalSection( &loader_section
);
1069 *magic
= GetCurrentThreadId();
1070 return STATUS_SUCCESS
;
1074 /******************************************************************
1075 * LdrUnlockLoaderUnlock (NTDLL.@)
1077 NTSTATUS WINAPI
LdrUnlockLoaderLock( ULONG flags
, ULONG magic
)
1081 if (magic
!= GetCurrentThreadId()) return STATUS_INVALID_PARAMETER_2
;
1082 RtlLeaveCriticalSection( &loader_section
);
1084 return STATUS_SUCCESS
;
1088 /******************************************************************
1089 * LdrGetDllHandle (NTDLL.@)
1091 NTSTATUS WINAPI
LdrGetDllHandle(ULONG x
, ULONG y
, const UNICODE_STRING
*name
, HMODULE
*base
)
1093 NTSTATUS status
= STATUS_DLL_NOT_FOUND
;
1094 WCHAR dllname
[MAX_PATH
+4], *p
;
1096 PLIST_ENTRY mark
, entry
;
1099 if (x
!= 0 || y
!= 0)
1100 FIXME("Unknown behavior, please report\n");
1102 /* Append .DLL to name if no extension present */
1103 if (!(p
= strrchrW( name
->Buffer
, '.')) || strchrW( p
, '/' ) || strchrW( p
, '\\'))
1105 if (name
->Length
>= MAX_PATH
) return STATUS_NAME_TOO_LONG
;
1106 strcpyW( dllname
, name
->Buffer
);
1107 strcatW( dllname
, dllW
);
1108 RtlInitUnicodeString( &str
, dllname
);
1112 RtlEnterCriticalSection( &loader_section
);
1116 if (RtlEqualUnicodeString( name
, &cached_modref
->ldr
.FullDllName
, TRUE
) ||
1117 RtlEqualUnicodeString( name
, &cached_modref
->ldr
.BaseDllName
, TRUE
))
1119 *base
= cached_modref
->ldr
.BaseAddress
;
1120 status
= STATUS_SUCCESS
;
1125 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
1126 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1128 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
1130 if (RtlEqualUnicodeString( name
, &mod
->FullDllName
, TRUE
) ||
1131 RtlEqualUnicodeString( name
, &mod
->BaseDllName
, TRUE
))
1133 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
1134 *base
= mod
->BaseAddress
;
1135 status
= STATUS_SUCCESS
;
1140 RtlLeaveCriticalSection( &loader_section
);
1141 TRACE("%lx %lx %s -> %p\n", x
, y
, debugstr_us(name
), status
? NULL
: *base
);
1146 /******************************************************************
1147 * LdrGetProcedureAddress (NTDLL.@)
1149 NTSTATUS WINAPI
LdrGetProcedureAddress(HMODULE module
, const ANSI_STRING
*name
,
1150 ULONG ord
, PVOID
*address
)
1152 IMAGE_EXPORT_DIRECTORY
*exports
;
1154 NTSTATUS ret
= STATUS_PROCEDURE_NOT_FOUND
;
1156 RtlEnterCriticalSection( &loader_section
);
1158 if ((exports
= RtlImageDirectoryEntryToData( module
, TRUE
,
1159 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
1161 void *proc
= name
? find_named_export( module
, exports
, exp_size
, name
->Buffer
, -1 )
1162 : find_ordinal_export( module
, exports
, exp_size
, ord
- exports
->Base
);
1166 ret
= STATUS_SUCCESS
;
1171 /* check if the module itself is invalid to return the proper error */
1172 if (!get_modref( module
)) ret
= STATUS_DLL_NOT_FOUND
;
1175 RtlLeaveCriticalSection( &loader_section
);
1180 /***********************************************************************
1181 * load_builtin_callback
1183 * Load a library in memory; callback function for wine_dll_register
1185 static void load_builtin_callback( void *module
, const char *filename
)
1187 static const WCHAR emptyW
[1];
1189 IMAGE_NT_HEADERS
*nt
;
1191 WCHAR
*fullname
, *p
;
1192 const WCHAR
*load_path
;
1196 ERR("could not map image for %s\n", filename
? filename
: "main exe" );
1199 if (!(nt
= RtlImageNtHeader( module
)))
1201 ERR( "bad module for %s\n", filename
? filename
: "main exe" );
1202 builtin_load_info
->status
= STATUS_INVALID_IMAGE_FORMAT
;
1206 NtAllocateVirtualMemory( NtCurrentProcess(), &addr
, 0, &nt
->OptionalHeader
.SizeOfImage
,
1207 MEM_SYSTEM
| MEM_IMAGE
, PAGE_EXECUTE_WRITECOPY
);
1208 if (!(nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
))
1210 /* if we already have an executable, ignore this one */
1211 if (!NtCurrentTeb()->Peb
->ImageBaseAddress
)
1213 NtCurrentTeb()->Peb
->ImageBaseAddress
= module
;
1214 return; /* don't create the modref here, will be done later on */
1218 /* create the MODREF */
1220 if (!(fullname
= RtlAllocateHeap( GetProcessHeap(), 0,
1221 system_dir
.MaximumLength
+ (strlen(filename
) + 1) * sizeof(WCHAR
) )))
1223 ERR( "can't load %s\n", filename
);
1224 builtin_load_info
->status
= STATUS_NO_MEMORY
;
1227 memcpy( fullname
, system_dir
.Buffer
, system_dir
.Length
);
1228 p
= fullname
+ system_dir
.Length
/ sizeof(WCHAR
);
1229 if (p
> fullname
&& p
[-1] != '\\') *p
++ = '\\';
1230 ascii_to_unicode( p
, filename
, strlen(filename
) + 1 );
1232 wm
= alloc_module( module
, fullname
);
1233 RtlFreeHeap( GetProcessHeap(), 0, fullname
);
1236 ERR( "can't load %s\n", filename
);
1237 builtin_load_info
->status
= STATUS_NO_MEMORY
;
1240 wm
->ldr
.Flags
|= LDR_WINE_INTERNAL
;
1244 load_path
= builtin_load_info
->load_path
;
1245 if (!load_path
) load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1246 if (!load_path
) load_path
= emptyW
;
1247 if (fixup_imports( wm
, load_path
) != STATUS_SUCCESS
)
1249 /* the module has only be inserted in the load & memory order lists */
1250 RemoveEntryList(&wm
->ldr
.InLoadOrderModuleList
);
1251 RemoveEntryList(&wm
->ldr
.InMemoryOrderModuleList
);
1252 /* FIXME: free the modref */
1253 builtin_load_info
->status
= STATUS_DLL_NOT_FOUND
;
1256 builtin_load_info
->wm
= wm
;
1257 TRACE( "loaded %s %p %p\n", filename
, wm
, module
);
1259 /* send the DLL load event */
1261 SERVER_START_REQ( load_dll
)
1265 req
->size
= nt
->OptionalHeader
.SizeOfImage
;
1266 req
->dbg_offset
= nt
->FileHeader
.PointerToSymbolTable
;
1267 req
->dbg_size
= nt
->FileHeader
.NumberOfSymbols
;
1268 req
->name
= &wm
->ldr
.FullDllName
.Buffer
;
1269 wine_server_add_data( req
, wm
->ldr
.FullDllName
.Buffer
, wm
->ldr
.FullDllName
.Length
);
1270 wine_server_call( req
);
1274 /* setup relay debugging entry points */
1275 if (TRACE_ON(relay
)) RELAY_SetupDLL( module
);
1279 /******************************************************************************
1280 * load_native_dll (internal)
1282 static NTSTATUS
load_native_dll( LPCWSTR load_path
, LPCWSTR name
, HANDLE file
,
1283 DWORD flags
, WINE_MODREF
** pwm
)
1287 OBJECT_ATTRIBUTES attr
;
1289 IMAGE_NT_HEADERS
*nt
;
1294 TRACE( "loading %s\n", debugstr_w(name
) );
1296 attr
.Length
= sizeof(attr
);
1297 attr
.RootDirectory
= 0;
1298 attr
.ObjectName
= NULL
;
1299 attr
.Attributes
= 0;
1300 attr
.SecurityDescriptor
= NULL
;
1301 attr
.SecurityQualityOfService
= NULL
;
1304 status
= NtCreateSection( &mapping
, STANDARD_RIGHTS_REQUIRED
| SECTION_QUERY
| SECTION_MAP_READ
,
1305 &attr
, &size
, 0, SEC_IMAGE
, file
);
1306 if (status
!= STATUS_SUCCESS
) return status
;
1309 status
= NtMapViewOfSection( mapping
, NtCurrentProcess(),
1310 &module
, 0, 0, &size
, &len
, ViewShare
, 0, PAGE_READONLY
);
1312 if (status
!= STATUS_SUCCESS
) return status
;
1314 /* create the MODREF */
1316 if (!(wm
= alloc_module( module
, name
))) return STATUS_NO_MEMORY
;
1320 if (!(flags
& DONT_RESOLVE_DLL_REFERENCES
))
1322 if ((status
= fixup_imports( wm
, load_path
)) != STATUS_SUCCESS
)
1324 /* the module has only be inserted in the load & memory order lists */
1325 RemoveEntryList(&wm
->ldr
.InLoadOrderModuleList
);
1326 RemoveEntryList(&wm
->ldr
.InMemoryOrderModuleList
);
1328 /* FIXME: there are several more dangling references
1329 * left. Including dlls loaded by this dll before the
1330 * failed one. Unrolling is rather difficult with the
1331 * current structure and we can leave them lying
1332 * around with no problems, so we don't care.
1333 * As these might reference our wm, we don't free it.
1338 else wm
->ldr
.Flags
|= LDR_DONT_RESOLVE_REFS
;
1340 /* send DLL load event */
1342 nt
= RtlImageNtHeader( module
);
1344 /* don't keep the file open if the mapping is from removable media */
1345 if (!VIRTUAL_HasMapping( module
)) file
= 0;
1347 SERVER_START_REQ( load_dll
)
1351 req
->size
= nt
->OptionalHeader
.SizeOfImage
;
1352 req
->dbg_offset
= nt
->FileHeader
.PointerToSymbolTable
;
1353 req
->dbg_size
= nt
->FileHeader
.NumberOfSymbols
;
1354 req
->name
= &wm
->ldr
.FullDllName
.Buffer
;
1355 wine_server_add_data( req
, wm
->ldr
.FullDllName
.Buffer
, wm
->ldr
.FullDllName
.Length
);
1356 wine_server_call( req
);
1360 if (TRACE_ON(snoop
)) SNOOP_SetupDLL( module
);
1362 TRACE_(loaddll
)( " Loaded module %s : native\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
) );
1365 return STATUS_SUCCESS
;
1369 /***********************************************************************
1372 static NTSTATUS
load_builtin_dll( LPCWSTR load_path
, LPCWSTR path
, DWORD flags
, WINE_MODREF
** pwm
)
1374 char error
[256], dllname
[MAX_PATH
];
1376 const WCHAR
*name
, *p
;
1379 struct builtin_load_info info
, *prev_info
;
1381 /* Fix the name in case we have a full path and extension */
1383 if ((p
= strrchrW( name
, '\\' ))) name
= p
+ 1;
1384 if ((p
= strrchrW( name
, '/' ))) name
= p
+ 1;
1386 /* we don't want to depend on the current codepage here */
1387 len
= strlenW( name
) + 1;
1388 if (len
>= sizeof(dllname
)) return STATUS_NAME_TOO_LONG
;
1389 for (i
= 0; i
< len
; i
++)
1391 if (name
[i
] > 127) return STATUS_DLL_NOT_FOUND
;
1392 dllname
[i
] = (char)name
[i
];
1393 if (dllname
[i
] >= 'A' && dllname
[i
] <= 'Z') dllname
[i
] += 'a' - 'A';
1396 /* load_library will modify info.status. Note also that load_library can be
1397 * called several times, if the .so file we're loading has dependencies.
1398 * info.status will gather all the errors we may get while loading all these
1401 info
.load_path
= load_path
;
1402 info
.status
= STATUS_SUCCESS
;
1404 prev_info
= builtin_load_info
;
1405 builtin_load_info
= &info
;
1406 handle
= wine_dll_load( dllname
, error
, sizeof(error
), &file_exists
);
1407 builtin_load_info
= prev_info
;
1413 /* The file does not exist -> WARN() */
1414 WARN("cannot open .so lib for builtin %s: %s\n", debugstr_w(name
), error
);
1415 return STATUS_DLL_NOT_FOUND
;
1417 /* ERR() for all other errors (missing functions, ...) */
1418 ERR("failed to load .so lib for builtin %s: %s\n", debugstr_w(name
), error
);
1419 return STATUS_PROCEDURE_NOT_FOUND
;
1421 if (info
.status
!= STATUS_SUCCESS
) return info
.status
;
1425 /* The constructor wasn't called, this means the .so is already
1426 * loaded under a different name. We can't support multiple names
1427 * for the same module, so return an error. */
1428 return STATUS_INVALID_IMAGE_FORMAT
;
1431 TRACE_(loaddll
)( "Loaded module %s : builtin\n", debugstr_w(info
.wm
->ldr
.FullDllName
.Buffer
) );
1433 info
.wm
->ldr
.SectionHandle
= handle
;
1434 if (strcmpiW( info
.wm
->ldr
.BaseDllName
.Buffer
, name
))
1436 ERR( "loaded .so for %s but got %s instead - probably 16-bit dll\n",
1437 debugstr_w(name
), debugstr_w(info
.wm
->ldr
.BaseDllName
.Buffer
) );
1438 /* wine_dll_unload( handle );*/
1439 return STATUS_INVALID_IMAGE_FORMAT
;
1442 return STATUS_SUCCESS
;
1446 /***********************************************************************
1449 * Find the file (or already loaded module) for a given dll name.
1451 static NTSTATUS
find_dll_file( const WCHAR
*load_path
, const WCHAR
*libname
,
1452 WCHAR
*filename
, ULONG
*size
, WINE_MODREF
**pwm
, HANDLE
*handle
)
1454 OBJECT_ATTRIBUTES attr
;
1456 UNICODE_STRING nt_name
;
1457 WCHAR
*file_part
, *ext
, *dllname
;
1460 /* first append .dll if needed */
1463 if (!(ext
= strrchrW( libname
, '.')) || strchrW( ext
, '/' ) || strchrW( ext
, '\\'))
1465 if (!(dllname
= RtlAllocateHeap( GetProcessHeap(), 0,
1466 (strlenW(libname
) * sizeof(WCHAR
)) + sizeof(dllW
) )))
1467 return STATUS_NO_MEMORY
;
1468 strcpyW( dllname
, libname
);
1469 strcatW( dllname
, dllW
);
1473 nt_name
.Buffer
= NULL
;
1474 if (RtlDetermineDosPathNameType_U( libname
) == RELATIVE_PATH
)
1476 /* we need to search for it */
1477 len
= RtlDosSearchPath_U( load_path
, libname
, NULL
, *size
, filename
, &file_part
);
1480 if (len
>= *size
) goto overflow
;
1481 if ((*pwm
= find_fullname_module( filename
)) != NULL
) goto found
;
1483 /* check for already loaded module in a different path */
1484 if (!contains_path( libname
))
1486 if ((*pwm
= find_basename_module( file_part
)) != NULL
) goto found
;
1488 if (!RtlDosPathNameToNtPathName_U( filename
, &nt_name
, NULL
, NULL
))
1490 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1491 return STATUS_NO_MEMORY
;
1493 attr
.Length
= sizeof(attr
);
1494 attr
.RootDirectory
= 0;
1495 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
1496 attr
.ObjectName
= &nt_name
;
1497 attr
.SecurityDescriptor
= NULL
;
1498 attr
.SecurityQualityOfService
= NULL
;
1499 if (NtOpenFile( handle
, GENERIC_READ
, &attr
, &io
, FILE_SHARE_READ
|FILE_SHARE_DELETE
, 0 )) *handle
= 0;
1505 if (!contains_path( libname
))
1507 /* if libname doesn't contain a path at all, we simply return the name as is,
1508 * to be loaded as builtin */
1509 len
= strlenW(libname
) * sizeof(WCHAR
);
1510 if (len
>= *size
) goto overflow
;
1511 strcpyW( filename
, libname
);
1512 *pwm
= find_basename_module( filename
);
1517 /* absolute path name, or relative path name but not found above */
1519 if (!RtlDosPathNameToNtPathName_U( libname
, &nt_name
, &file_part
, NULL
))
1521 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1522 return STATUS_NO_MEMORY
;
1524 len
= nt_name
.Length
- 4*sizeof(WCHAR
); /* for \??\ prefix */
1525 if (len
>= *size
) goto overflow
;
1526 memcpy( filename
, nt_name
.Buffer
+ 4, len
+ sizeof(WCHAR
) );
1527 if (!(*pwm
= find_fullname_module( filename
)))
1529 attr
.Length
= sizeof(attr
);
1530 attr
.RootDirectory
= 0;
1531 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
1532 attr
.ObjectName
= &nt_name
;
1533 attr
.SecurityDescriptor
= NULL
;
1534 attr
.SecurityQualityOfService
= NULL
;
1535 if (NtOpenFile( handle
, GENERIC_READ
, &attr
, &io
, FILE_SHARE_READ
|FILE_SHARE_DELETE
, 0 )) *handle
= 0;
1538 RtlFreeUnicodeString( &nt_name
);
1539 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1540 return STATUS_SUCCESS
;
1543 RtlFreeUnicodeString( &nt_name
);
1544 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
1545 *size
= len
+ sizeof(WCHAR
);
1546 return STATUS_BUFFER_TOO_SMALL
;
1550 /***********************************************************************
1551 * load_dll (internal)
1553 * Load a PE style module according to the load order.
1554 * The loader_section must be locked while calling this function.
1556 static NTSTATUS
load_dll( LPCWSTR load_path
, LPCWSTR libname
, DWORD flags
, WINE_MODREF
** pwm
)
1559 enum loadorder_type loadorder
[LOADORDER_NTYPES
];
1563 const char *filetype
= "";
1564 WINE_MODREF
*main_exe
;
1568 TRACE( "looking for %s in %s\n", debugstr_w(libname
), debugstr_w(load_path
) );
1571 size
= sizeof(buffer
);
1574 nts
= find_dll_file( load_path
, libname
, filename
, &size
, pwm
, &handle
);
1575 if (nts
== STATUS_SUCCESS
) break;
1576 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1577 if (nts
!= STATUS_BUFFER_TOO_SMALL
) return nts
;
1578 /* grow the buffer and retry */
1579 if (!(filename
= RtlAllocateHeap( GetProcessHeap(), 0, size
))) return STATUS_NO_MEMORY
;
1582 if (*pwm
) /* found already loaded module */
1584 if ((*pwm
)->ldr
.LoadCount
!= -1) (*pwm
)->ldr
.LoadCount
++;
1586 if (((*pwm
)->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
) &&
1587 !(flags
& DONT_RESOLVE_DLL_REFERENCES
))
1589 (*pwm
)->ldr
.Flags
&= ~LDR_DONT_RESOLVE_REFS
;
1590 fixup_imports( *pwm
, load_path
);
1592 TRACE("Found loaded module %s for %s at %p, count=%d\n",
1593 debugstr_w((*pwm
)->ldr
.FullDllName
.Buffer
), debugstr_w(libname
),
1594 (*pwm
)->ldr
.BaseAddress
, (*pwm
)->ldr
.LoadCount
);
1595 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1596 return STATUS_SUCCESS
;
1599 main_exe
= get_modref( NtCurrentTeb()->Peb
->ImageBaseAddress
);
1600 MODULE_GetLoadOrderW( loadorder
, main_exe
? main_exe
->ldr
.BaseDllName
.Buffer
: NULL
, filename
);
1602 nts
= STATUS_DLL_NOT_FOUND
;
1603 for (i
= 0; i
< LOADORDER_NTYPES
; i
++)
1605 if (loadorder
[i
] == LOADORDER_INVALID
) break;
1607 switch (loadorder
[i
])
1610 TRACE("Trying native dll %s\n", debugstr_w(filename
));
1611 if (!handle
) continue; /* it cannot possibly be loaded */
1612 nts
= load_native_dll( load_path
, filename
, handle
, flags
, pwm
);
1613 filetype
= "native";
1616 TRACE("Trying built-in %s\n", debugstr_w(filename
));
1617 nts
= load_builtin_dll( load_path
, filename
, flags
, pwm
);
1618 filetype
= "builtin";
1621 nts
= STATUS_INTERNAL_ERROR
;
1625 if (nts
== STATUS_SUCCESS
)
1627 /* Initialize DLL just loaded */
1628 TRACE("Loaded module %s (%s) at %p\n",
1629 debugstr_w(filename
), filetype
, (*pwm
)->ldr
.BaseAddress
);
1630 /* Set the ldr.LoadCount here so that an attach failure will */
1631 /* decrement the dependencies through the MODULE_FreeLibrary call. */
1632 (*pwm
)->ldr
.LoadCount
= 1;
1633 if (handle
) NtClose( handle
);
1634 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1637 if (nts
!= STATUS_DLL_NOT_FOUND
) break;
1640 WARN("Failed to load module %s; status=%lx\n", debugstr_w(libname
), nts
);
1641 if (handle
) NtClose( handle
);
1642 if (filename
!= buffer
) RtlFreeHeap( GetProcessHeap(), 0, filename
);
1646 /******************************************************************
1647 * LdrLoadDll (NTDLL.@)
1649 NTSTATUS WINAPI
LdrLoadDll(LPCWSTR path_name
, DWORD flags
,
1650 const UNICODE_STRING
*libname
, HMODULE
* hModule
)
1655 RtlEnterCriticalSection( &loader_section
);
1657 if (!path_name
) path_name
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1658 nts
= load_dll( path_name
, libname
->Buffer
, flags
, &wm
);
1660 if (nts
== STATUS_SUCCESS
&& !(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
))
1662 nts
= process_attach( wm
, NULL
);
1663 if (nts
!= STATUS_SUCCESS
)
1665 LdrUnloadDll(wm
->ldr
.BaseAddress
);
1669 *hModule
= (wm
) ? wm
->ldr
.BaseAddress
: NULL
;
1671 RtlLeaveCriticalSection( &loader_section
);
1675 /******************************************************************
1676 * LdrQueryProcessModuleInformation
1679 NTSTATUS WINAPI
LdrQueryProcessModuleInformation(PSYSTEM_MODULE_INFORMATION smi
,
1680 ULONG buf_size
, ULONG
* req_size
)
1682 SYSTEM_MODULE
* sm
= &smi
->Modules
[0];
1683 ULONG size
= sizeof(ULONG
);
1684 NTSTATUS nts
= STATUS_SUCCESS
;
1687 PLIST_ENTRY mark
, entry
;
1690 smi
->ModulesCount
= 0;
1692 RtlEnterCriticalSection( &loader_section
);
1693 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
1694 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1696 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
1697 size
+= sizeof(*sm
);
1698 if (size
<= buf_size
)
1700 sm
->Reserved1
= 0; /* FIXME */
1701 sm
->Reserved2
= 0; /* FIXME */
1702 sm
->ImageBaseAddress
= mod
->BaseAddress
;
1703 sm
->ImageSize
= mod
->SizeOfImage
;
1704 sm
->Flags
= mod
->Flags
;
1705 sm
->Id
= 0; /* FIXME */
1706 sm
->Rank
= 0; /* FIXME */
1707 sm
->Unknown
= 0; /* FIXME */
1709 str
.MaximumLength
= MAXIMUM_FILENAME_LENGTH
;
1710 str
.Buffer
= (char*)sm
->Name
;
1711 RtlUnicodeStringToAnsiString(&str
, &mod
->FullDllName
, FALSE
);
1712 ptr
= strrchr(str
.Buffer
, '\\');
1713 sm
->NameOffset
= (ptr
!= NULL
) ? (ptr
- str
.Buffer
+ 1) : 0;
1715 smi
->ModulesCount
++;
1718 else nts
= STATUS_INFO_LENGTH_MISMATCH
;
1720 RtlLeaveCriticalSection( &loader_section
);
1722 if (req_size
) *req_size
= size
;
1727 /******************************************************************
1728 * LdrShutdownProcess (NTDLL.@)
1731 void WINAPI
LdrShutdownProcess(void)
1734 process_detach( TRUE
, (LPVOID
)1 );
1737 /******************************************************************
1738 * LdrShutdownThread (NTDLL.@)
1741 void WINAPI
LdrShutdownThread(void)
1743 PLIST_ENTRY mark
, entry
;
1748 /* don't do any detach calls if process is exiting */
1749 if (process_detaching
) return;
1750 /* FIXME: there is still a race here */
1752 RtlEnterCriticalSection( &loader_section
);
1754 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
1755 for (entry
= mark
->Blink
; entry
!= mark
; entry
= entry
->Blink
)
1757 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
1758 InInitializationOrderModuleList
);
1759 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
1761 if ( mod
->Flags
& LDR_NO_DLL_CALLS
)
1764 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
1765 DLL_THREAD_DETACH
, NULL
);
1768 RtlLeaveCriticalSection( &loader_section
);
1771 /***********************************************************************
1772 * MODULE_FlushModrefs
1774 * Remove all unused modrefs and call the internal unloading routines
1775 * for the library type.
1777 * The loader_section must be locked while calling this function.
1779 static void MODULE_FlushModrefs(void)
1781 PLIST_ENTRY mark
, entry
, prev
;
1785 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
1786 for (entry
= mark
->Blink
; entry
!= mark
; entry
= prev
)
1788 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
1789 InInitializationOrderModuleList
);
1790 wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
1792 prev
= entry
->Blink
;
1793 if (mod
->LoadCount
) continue;
1795 RemoveEntryList(&mod
->InLoadOrderModuleList
);
1796 RemoveEntryList(&mod
->InMemoryOrderModuleList
);
1797 RemoveEntryList(&mod
->InInitializationOrderModuleList
);
1799 TRACE(" unloading %s\n", debugstr_w(mod
->FullDllName
.Buffer
));
1800 if (!TRACE_ON(module
))
1801 TRACE_(loaddll
)("Unloaded module %s : %s\n",
1802 debugstr_w(mod
->FullDllName
.Buffer
),
1803 (wm
->ldr
.Flags
& LDR_WINE_INTERNAL
) ? "builtin" : "native" );
1805 SERVER_START_REQ( unload_dll
)
1807 req
->base
= mod
->BaseAddress
;
1808 wine_server_call( req
);
1812 NtUnmapViewOfSection( NtCurrentProcess(), mod
->BaseAddress
);
1813 if (wm
->ldr
.Flags
& LDR_WINE_INTERNAL
) wine_dll_unload( wm
->ldr
.SectionHandle
);
1814 if (cached_modref
== wm
) cached_modref
= NULL
;
1815 RtlFreeUnicodeString( &mod
->FullDllName
);
1816 RtlFreeHeap( GetProcessHeap(), 0, wm
->deps
);
1817 RtlFreeHeap( GetProcessHeap(), 0, wm
);
1821 /***********************************************************************
1822 * MODULE_DecRefCount
1824 * The loader_section must be locked while calling this function.
1826 static void MODULE_DecRefCount( WINE_MODREF
*wm
)
1830 if ( wm
->ldr
.Flags
& LDR_UNLOAD_IN_PROGRESS
)
1833 if ( wm
->ldr
.LoadCount
<= 0 )
1836 --wm
->ldr
.LoadCount
;
1837 TRACE("(%s) ldr.LoadCount: %d\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), wm
->ldr
.LoadCount
);
1839 if ( wm
->ldr
.LoadCount
== 0 )
1841 wm
->ldr
.Flags
|= LDR_UNLOAD_IN_PROGRESS
;
1843 for ( i
= 0; i
< wm
->nDeps
; i
++ )
1845 MODULE_DecRefCount( wm
->deps
[i
] );
1847 wm
->ldr
.Flags
&= ~LDR_UNLOAD_IN_PROGRESS
;
1851 /******************************************************************
1852 * LdrUnloadDll (NTDLL.@)
1856 NTSTATUS WINAPI
LdrUnloadDll( HMODULE hModule
)
1858 NTSTATUS retv
= STATUS_SUCCESS
;
1860 TRACE("(%p)\n", hModule
);
1862 RtlEnterCriticalSection( &loader_section
);
1864 /* if we're stopping the whole process (and forcing the removal of all
1865 * DLLs) the library will be freed anyway
1867 if (!process_detaching
)
1872 if ((wm
= get_modref( hModule
)) != NULL
)
1874 TRACE("(%s) - START\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
));
1876 /* Recursively decrement reference counts */
1877 MODULE_DecRefCount( wm
);
1879 /* Call process detach notifications */
1880 if ( free_lib_count
<= 1 )
1882 process_detach( FALSE
, NULL
);
1883 MODULE_FlushModrefs();
1889 retv
= STATUS_DLL_NOT_FOUND
;
1894 RtlLeaveCriticalSection( &loader_section
);
1899 /***********************************************************************
1900 * RtlImageNtHeader (NTDLL.@)
1902 PIMAGE_NT_HEADERS WINAPI
RtlImageNtHeader(HMODULE hModule
)
1904 IMAGE_NT_HEADERS
*ret
;
1908 IMAGE_DOS_HEADER
*dos
= (IMAGE_DOS_HEADER
*)hModule
;
1911 if (dos
->e_magic
== IMAGE_DOS_SIGNATURE
)
1913 ret
= (IMAGE_NT_HEADERS
*)((char *)dos
+ dos
->e_lfanew
);
1914 if (ret
->Signature
!= IMAGE_NT_SIGNATURE
) ret
= NULL
;
1917 __EXCEPT(page_fault
)
1926 /******************************************************************
1927 * LdrInitializeThunk (NTDLL.@)
1929 * FIXME: the arguments are not correct, main_file is a Wine invention.
1931 void WINAPI
LdrInitializeThunk( HANDLE main_file
, ULONG unknown2
, ULONG unknown3
, ULONG unknown4
)
1936 PEB
*peb
= NtCurrentTeb()->Peb
;
1937 UNICODE_STRING
*main_exe_name
= &peb
->ProcessParameters
->ImagePathName
;
1938 IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader( peb
->ImageBaseAddress
);
1940 version_init( main_exe_name
->Buffer
);
1942 /* allocate the modref for the main exe */
1943 if (!(wm
= alloc_module( peb
->ImageBaseAddress
, main_exe_name
->Buffer
)))
1945 status
= STATUS_NO_MEMORY
;
1948 wm
->ldr
.LoadCount
= -1; /* can't unload main exe */
1950 /* the main exe needs to be the first in the load order list */
1951 RemoveEntryList( &wm
->ldr
.InLoadOrderModuleList
);
1952 InsertHeadList( &peb
->LdrData
->InLoadOrderModuleList
, &wm
->ldr
.InLoadOrderModuleList
);
1954 /* Install signal handlers; this cannot be done before, since we cannot
1955 * send exceptions to the debugger before the create process event that
1956 * is sent by REQ_INIT_PROCESS_DONE.
1957 * We do need the handlers in place by the time the request is over, so
1958 * we set them up here. If we segfault between here and the server call
1959 * something is very wrong... */
1960 if (!SIGNAL_Init()) exit(1);
1962 /* Signal the parent process to continue */
1963 SERVER_START_REQ( init_process_done
)
1965 req
->module
= peb
->ImageBaseAddress
;
1966 req
->module_size
= wm
->ldr
.SizeOfImage
;
1967 req
->entry
= (char *)peb
->ImageBaseAddress
+ nt
->OptionalHeader
.AddressOfEntryPoint
;
1968 /* API requires a double indirection */
1969 req
->name
= &main_exe_name
->Buffer
;
1970 req
->exe_file
= main_file
;
1971 req
->gui
= (nt
->OptionalHeader
.Subsystem
!= IMAGE_SUBSYSTEM_WINDOWS_CUI
);
1972 wine_server_add_data( req
, main_exe_name
->Buffer
, main_exe_name
->Length
);
1973 wine_server_call( req
);
1977 if (main_file
) NtClose( main_file
); /* we no longer need it */
1979 RtlEnterCriticalSection( &loader_section
);
1981 load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1982 if ((status
= fixup_imports( wm
, load_path
)) != STATUS_SUCCESS
) goto error
;
1983 if ((status
= alloc_process_tls()) != STATUS_SUCCESS
) goto error
;
1984 if ((status
= alloc_thread_tls()) != STATUS_SUCCESS
) goto error
;
1985 if ((status
= process_attach( wm
, (LPVOID
)1 )) != STATUS_SUCCESS
)
1987 if (last_failed_modref
)
1988 ERR( "%s failed to initialize, aborting\n", debugstr_w(last_failed_modref
->ldr
.BaseDllName
.Buffer
) + 1 );
1992 RtlLeaveCriticalSection( &loader_section
);
1994 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_LARGE_ADDRESS_AWARE
) VIRTUAL_UseLargeAddressSpace();
1998 ERR( "Main exe initialization for %s failed, status %lx\n", debugstr_w(main_exe_name
->Buffer
), status
);
2003 /***********************************************************************
2004 * RtlImageDirectoryEntryToData (NTDLL.@)
2006 PVOID WINAPI
RtlImageDirectoryEntryToData( HMODULE module
, BOOL image
, WORD dir
, ULONG
*size
)
2008 const IMAGE_NT_HEADERS
*nt
;
2011 if ((ULONG_PTR
)module
& 1) /* mapped as data file */
2013 module
= (HMODULE
)((ULONG_PTR
)module
& ~1);
2016 if (!(nt
= RtlImageNtHeader( module
))) return NULL
;
2017 if (dir
>= nt
->OptionalHeader
.NumberOfRvaAndSizes
) return NULL
;
2018 if (!(addr
= nt
->OptionalHeader
.DataDirectory
[dir
].VirtualAddress
)) return NULL
;
2019 *size
= nt
->OptionalHeader
.DataDirectory
[dir
].Size
;
2020 if (image
|| addr
< nt
->OptionalHeader
.SizeOfHeaders
) return (char *)module
+ addr
;
2022 /* not mapped as image, need to find the section containing the virtual address */
2023 return RtlImageRvaToVa( nt
, module
, addr
, NULL
);
2027 /***********************************************************************
2028 * RtlImageRvaToSection (NTDLL.@)
2030 PIMAGE_SECTION_HEADER WINAPI
RtlImageRvaToSection( const IMAGE_NT_HEADERS
*nt
,
2031 HMODULE module
, DWORD rva
)
2034 const IMAGE_SECTION_HEADER
*sec
;
2036 sec
= (const IMAGE_SECTION_HEADER
*)((const char*)&nt
->OptionalHeader
+
2037 nt
->FileHeader
.SizeOfOptionalHeader
);
2038 for (i
= 0; i
< nt
->FileHeader
.NumberOfSections
; i
++, sec
++)
2040 if ((sec
->VirtualAddress
<= rva
) && (sec
->VirtualAddress
+ sec
->SizeOfRawData
> rva
))
2041 return (PIMAGE_SECTION_HEADER
)sec
;
2047 /***********************************************************************
2048 * RtlImageRvaToVa (NTDLL.@)
2050 PVOID WINAPI
RtlImageRvaToVa( const IMAGE_NT_HEADERS
*nt
, HMODULE module
,
2051 DWORD rva
, IMAGE_SECTION_HEADER
**section
)
2053 IMAGE_SECTION_HEADER
*sec
;
2055 if (section
&& *section
) /* try this section first */
2058 if ((sec
->VirtualAddress
<= rva
) && (sec
->VirtualAddress
+ sec
->SizeOfRawData
> rva
))
2061 if (!(sec
= RtlImageRvaToSection( nt
, module
, rva
))) return NULL
;
2063 if (section
) *section
= sec
;
2064 return (char *)module
+ sec
->PointerToRawData
+ (rva
- sec
->VirtualAddress
);
2068 /***********************************************************************
2069 * NtLoadDriver (NTDLL.@)
2070 * ZwLoadDriver (NTDLL.@)
2072 NTSTATUS WINAPI
NtLoadDriver( const UNICODE_STRING
*DriverServiceName
)
2074 FIXME("(%p), stub!\n",DriverServiceName
);
2075 return STATUS_NOT_IMPLEMENTED
;
2079 /***********************************************************************
2080 * NtUnloadDriver (NTDLL.@)
2081 * ZwUnloadDriver (NTDLL.@)
2083 NTSTATUS WINAPI
NtUnloadDriver( const UNICODE_STRING
*DriverServiceName
)
2085 FIXME("(%p), stub!\n",DriverServiceName
);
2086 return STATUS_NOT_IMPLEMENTED
;
2090 /******************************************************************
2093 BOOL WINAPI
DllMain( HINSTANCE inst
, DWORD reason
, LPVOID reserved
)
2095 if (reason
== DLL_PROCESS_ATTACH
) LdrDisableThreadCalloutsForDll( inst
);
2100 /******************************************************************
2101 * __wine_init_windows_dir (NTDLL.@)
2103 * Windows and system dir initialization once kernel32 has been loaded.
2105 void __wine_init_windows_dir( const WCHAR
*windir
, const WCHAR
*sysdir
)
2107 PLIST_ENTRY mark
, entry
;
2110 RtlCreateUnicodeString( &system_dir
, sysdir
);
2112 /* prepend the system dir to the name of the already created modules */
2113 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
2114 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
2116 LDR_MODULE
*mod
= CONTAINING_RECORD( entry
, LDR_MODULE
, InLoadOrderModuleList
);
2118 assert( mod
->Flags
& LDR_WINE_INTERNAL
);
2120 buffer
= RtlAllocateHeap( GetProcessHeap(), 0,
2121 system_dir
.Length
+ mod
->FullDllName
.Length
+ 2*sizeof(WCHAR
) );
2122 if (!buffer
) continue;
2123 strcpyW( buffer
, system_dir
.Buffer
);
2124 p
= buffer
+ strlenW( buffer
);
2125 if (p
> buffer
&& p
[-1] != '\\') *p
++ = '\\';
2126 strcpyW( p
, mod
->FullDllName
.Buffer
);
2127 RtlInitUnicodeString( &mod
->FullDllName
, buffer
);
2128 RtlInitUnicodeString( &mod
->BaseDllName
, p
);
2133 /***********************************************************************
2134 * __wine_process_init
2136 void __wine_process_init( int argc
, char *argv
[] )
2138 static const WCHAR kernel32W
[] = {'k','e','r','n','e','l','3','2','.','d','l','l',0};
2142 ANSI_STRING func_name
;
2143 void (* DECLSPEC_NORETURN init_func
)();
2144 extern mode_t FILE_umask
;
2148 /* retrieve current umask */
2149 FILE_umask
= umask(0777);
2150 umask( FILE_umask
);
2152 /* setup the load callback and create ntdll modref */
2153 wine_dll_set_callback( load_builtin_callback
);
2155 if ((status
= load_builtin_dll( NULL
, kernel32W
, 0, &wm
)) != STATUS_SUCCESS
)
2157 MESSAGE( "wine: could not load kernel32.dll, status %lx\n", status
);
2160 RtlInitAnsiString( &func_name
, "__wine_kernel_init" );
2161 if ((status
= LdrGetProcedureAddress( wm
->ldr
.BaseAddress
, &func_name
,
2162 0, (void **)&init_func
)) != STATUS_SUCCESS
)
2164 MESSAGE( "wine: could not find __wine_kernel_init in kernel32.dll, status %lx\n", status
);