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>
32 #define WIN32_NO_STATUS
33 #define NONAMELESSUNION
37 #include "delayloadhandler.h"
39 #include "wine/exception.h"
40 #include "wine/library.h"
41 #include "wine/unicode.h"
42 #include "wine/debug.h"
43 #include "wine/list.h"
44 #include "wine/server.h"
45 #include "ntdll_misc.h"
48 WINE_DEFAULT_DEBUG_CHANNEL(module
);
49 WINE_DECLARE_DEBUG_CHANNEL(relay
);
50 WINE_DECLARE_DEBUG_CHANNEL(snoop
);
51 WINE_DECLARE_DEBUG_CHANNEL(loaddll
);
52 WINE_DECLARE_DEBUG_CHANNEL(imports
);
55 #define DEFAULT_SECURITY_COOKIE_64 (((ULONGLONG)0x00002b99 << 32) | 0x2ddfa232)
57 #define DEFAULT_SECURITY_COOKIE_32 0xbb40e64e
58 #define DEFAULT_SECURITY_COOKIE_16 (DEFAULT_SECURITY_COOKIE_32 >> 16)
60 /* we don't want to include winuser.h */
61 #define RT_MANIFEST ((ULONG_PTR)24)
62 #define ISOLATIONAWARE_MANIFEST_RESOURCE_ID ((ULONG_PTR)2)
64 typedef DWORD (CALLBACK
*DLLENTRYPROC
)(HMODULE
,DWORD
,LPVOID
);
65 typedef void (CALLBACK
*LDRENUMPROC
)(LDR_MODULE
*, void *, BOOLEAN
*);
67 /* system directory with trailing backslash */
68 const WCHAR system_dir
[] = {'C',':','\\','w','i','n','d','o','w','s','\\',
69 's','y','s','t','e','m','3','2','\\',0};
71 static BOOL imports_fixup_done
= FALSE
; /* set once the imports have been fixed up, before attaching them */
72 static BOOL process_detaching
= FALSE
; /* set on process detach to avoid deadlocks with thread detach */
73 static int free_lib_count
; /* recursion depth of LdrUnloadDll calls */
75 struct ldr_notification
78 PLDR_DLL_NOTIFICATION_FUNCTION callback
;
82 static struct list ldr_notifications
= LIST_INIT( ldr_notifications
);
84 static const char * const reason_names
[] =
90 NULL
, NULL
, NULL
, NULL
,
94 static const WCHAR dllW
[] = {'.','d','l','l',0};
96 /* internal representation of 32bit modules. per process. */
97 typedef struct _wine_modref
104 struct _wine_modref
**deps
;
107 /* info about the current builtin dll load */
108 /* used to keep track of things across the register_dll constructor call */
109 struct builtin_load_info
111 const WCHAR
*load_path
;
112 const UNICODE_STRING
*filename
;
117 static struct builtin_load_info default_load_info
;
118 static struct builtin_load_info
*builtin_load_info
= &default_load_info
;
120 static UINT tls_module_count
; /* number of modules with TLS directory */
121 static IMAGE_TLS_DIRECTORY
*tls_dirs
; /* array of TLS directories */
122 LIST_ENTRY tls_links
= { &tls_links
, &tls_links
};
124 static RTL_CRITICAL_SECTION loader_section
;
125 static RTL_CRITICAL_SECTION_DEBUG critsect_debug
=
127 0, 0, &loader_section
,
128 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
129 0, 0, { (DWORD_PTR
)(__FILE__
": loader_section") }
131 static RTL_CRITICAL_SECTION loader_section
= { &critsect_debug
, -1, 0, 0, 0, 0 };
133 static WINE_MODREF
*cached_modref
;
134 static WINE_MODREF
*current_modref
;
135 static WINE_MODREF
*last_failed_modref
;
137 static NTSTATUS
load_dll( LPCWSTR load_path
, LPCWSTR libname
, DWORD flags
, WINE_MODREF
** pwm
);
138 static NTSTATUS
process_attach( WINE_MODREF
*wm
, LPVOID lpReserved
);
139 static FARPROC
find_ordinal_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
140 DWORD exp_size
, DWORD ordinal
, LPCWSTR load_path
);
141 static FARPROC
find_named_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
142 DWORD exp_size
, const char *name
, int hint
, LPCWSTR load_path
);
144 /* convert PE image VirtualAddress to Real Address */
145 static inline void *get_rva( HMODULE module
, DWORD va
)
147 return (void *)((char *)module
+ va
);
150 /* check whether the file name contains a path */
151 static inline BOOL
contains_path( LPCWSTR name
)
153 return ((*name
&& (name
[1] == ':')) || strchrW(name
, '/') || strchrW(name
, '\\'));
156 /* convert from straight ASCII to Unicode without depending on the current codepage */
157 static inline void ascii_to_unicode( WCHAR
*dst
, const char *src
, size_t len
)
159 while (len
--) *dst
++ = (unsigned char)*src
++;
163 /*************************************************************************
164 * call_dll_entry_point
166 * Some brain-damaged dlls (ir32_32.dll for instance) modify ebx in
167 * their entry point, so we need a small asm wrapper. Testing indicates
168 * that only modifying esi leads to a crash, so use this one to backup
169 * ebp while running the dll entry proc.
172 extern BOOL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
, UINT reason
, void *reserved
);
173 __ASM_GLOBAL_FUNC(call_dll_entry_point
,
175 __ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
176 __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
178 __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
180 __ASM_CFI(".cfi_rel_offset %ebx,-4\n\t")
182 __ASM_CFI(".cfi_rel_offset %esi,-8\n\t")
184 __ASM_CFI(".cfi_rel_offset %edi,-12\n\t")
186 __ASM_CFI(".cfi_def_cfa_register %esi\n\t")
190 "movl 8(%ebp),%eax\n\t"
193 __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
194 "leal -12(%ebp),%esp\n\t"
196 __ASM_CFI(".cfi_same_value %edi\n\t")
198 __ASM_CFI(".cfi_same_value %esi\n\t")
200 __ASM_CFI(".cfi_same_value %ebx\n\t")
202 __ASM_CFI(".cfi_def_cfa %esp,4\n\t")
203 __ASM_CFI(".cfi_same_value %ebp\n\t")
206 static inline BOOL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
,
207 UINT reason
, void *reserved
)
209 return proc( module
, reason
, reserved
);
211 #endif /* __i386__ */
214 #if defined(__i386__) || defined(__x86_64__) || defined(__arm__) || defined(__aarch64__)
215 /*************************************************************************
218 * Entry point for stub functions.
220 static void stub_entry_point( const char *dll
, const char *name
, void *ret_addr
)
222 EXCEPTION_RECORD rec
;
224 rec
.ExceptionCode
= EXCEPTION_WINE_STUB
;
225 rec
.ExceptionFlags
= EH_NONCONTINUABLE
;
226 rec
.ExceptionRecord
= NULL
;
227 rec
.ExceptionAddress
= ret_addr
;
228 rec
.NumberParameters
= 2;
229 rec
.ExceptionInformation
[0] = (ULONG_PTR
)dll
;
230 rec
.ExceptionInformation
[1] = (ULONG_PTR
)name
;
231 for (;;) RtlRaiseException( &rec
);
235 #include "pshpack1.h"
239 BYTE pushl1
; /* pushl $name */
241 BYTE pushl2
; /* pushl $dll */
243 BYTE call
; /* call stub_entry_point */
246 #elif defined(__arm__)
249 DWORD ldr_r0
; /* ldr r0, $dll */
250 DWORD ldr_r1
; /* ldr r1, $name */
251 DWORD mov_r2_lr
; /* mov r2, lr */
252 DWORD ldr_pc_pc
; /* ldr pc, [pc, #4] */
257 #elif defined(__aarch64__)
260 DWORD ldr_x0
; /* ldr x0, $dll */
261 DWORD ldr_x1
; /* ldr x1, $name */
262 DWORD mov_x2_lr
; /* mov x2, lr */
263 DWORD ldr_x16
; /* ldr x16, $entry */
264 DWORD br_x16
; /* br x16 */
272 BYTE movq_rdi
[2]; /* movq $dll,%rdi */
274 BYTE movq_rsi
[2]; /* movq $name,%rsi */
276 BYTE movq_rsp_rdx
[4]; /* movq (%rsp),%rdx */
277 BYTE movq_rax
[2]; /* movq $entry, %rax */
279 BYTE jmpq_rax
[2]; /* jmp %rax */
284 /*************************************************************************
287 * Allocate a stub entry point.
289 static ULONG_PTR
allocate_stub( const char *dll
, const char *name
)
291 #define MAX_SIZE 65536
292 static struct stub
*stubs
;
293 static unsigned int nb_stubs
;
296 if (nb_stubs
>= MAX_SIZE
/ sizeof(*stub
)) return 0xdeadbeef;
300 SIZE_T size
= MAX_SIZE
;
301 if (NtAllocateVirtualMemory( NtCurrentProcess(), (void **)&stubs
, 0, &size
,
302 MEM_COMMIT
, PAGE_EXECUTE_READWRITE
) != STATUS_SUCCESS
)
305 stub
= &stubs
[nb_stubs
++];
307 stub
->pushl1
= 0x68; /* pushl $name */
309 stub
->pushl2
= 0x68; /* pushl $dll */
311 stub
->call
= 0xe8; /* call stub_entry_point */
312 stub
->entry
= (BYTE
*)stub_entry_point
- (BYTE
*)(&stub
->entry
+ 1);
313 #elif defined(__arm__)
314 stub
->ldr_r0
= 0xe59f0008; /* ldr r0, [pc, #8] ($dll) */
315 stub
->ldr_r1
= 0xe59f1008; /* ldr r1, [pc, #8] ($name) */
316 stub
->mov_r2_lr
= 0xe1a0200e; /* mov r2, lr */
317 stub
->ldr_pc_pc
= 0xe59ff004; /* ldr pc, [pc, #4] */
320 stub
->entry
= stub_entry_point
;
321 #elif defined(__aarch64__)
322 stub
->ldr_x0
= 0x580000a0; /* ldr x0, #20 ($dll) */
323 stub
->ldr_x1
= 0x580000c1; /* ldr x1, #24 ($name) */
324 stub
->mov_x2_lr
= 0xaa1e03e2; /* mov x2, lr */
325 stub
->ldr_x16
= 0x580000d0; /* ldr x16, #24 ($entry) */
326 stub
->br_x16
= 0xd61f0200; /* br x16 */
329 stub
->entry
= stub_entry_point
;
331 stub
->movq_rdi
[0] = 0x48; /* movq $dll,%rdi */
332 stub
->movq_rdi
[1] = 0xbf;
334 stub
->movq_rsi
[0] = 0x48; /* movq $name,%rsi */
335 stub
->movq_rsi
[1] = 0xbe;
337 stub
->movq_rsp_rdx
[0] = 0x48; /* movq (%rsp),%rdx */
338 stub
->movq_rsp_rdx
[1] = 0x8b;
339 stub
->movq_rsp_rdx
[2] = 0x14;
340 stub
->movq_rsp_rdx
[3] = 0x24;
341 stub
->movq_rax
[0] = 0x48; /* movq $entry, %rax */
342 stub
->movq_rax
[1] = 0xb8;
343 stub
->entry
= stub_entry_point
;
344 stub
->jmpq_rax
[0] = 0xff; /* jmp %rax */
345 stub
->jmpq_rax
[1] = 0xe0;
347 return (ULONG_PTR
)stub
;
351 static inline ULONG_PTR
allocate_stub( const char *dll
, const char *name
) { return 0xdeadbeef; }
352 #endif /* __i386__ */
354 /* call ldr notifications */
355 static void call_ldr_notifications( ULONG reason
, LDR_MODULE
*module
)
357 struct ldr_notification
*notify
, *notify_next
;
358 LDR_DLL_NOTIFICATION_DATA data
;
360 data
.Loaded
.Flags
= 0;
361 data
.Loaded
.FullDllName
= &module
->FullDllName
;
362 data
.Loaded
.BaseDllName
= &module
->BaseDllName
;
363 data
.Loaded
.DllBase
= module
->BaseAddress
;
364 data
.Loaded
.SizeOfImage
= module
->SizeOfImage
;
366 LIST_FOR_EACH_ENTRY_SAFE( notify
, notify_next
, &ldr_notifications
, struct ldr_notification
, entry
)
368 TRACE_(relay
)("\1Call LDR notification callback (proc=%p,reason=%u,data=%p,context=%p)\n",
369 notify
->callback
, reason
, &data
, notify
->context
);
371 notify
->callback(reason
, &data
, notify
->context
);
373 TRACE_(relay
)("\1Ret LDR notification callback (proc=%p,reason=%u,data=%p,context=%p)\n",
374 notify
->callback
, reason
, &data
, notify
->context
);
378 /*************************************************************************
381 * Looks for the referenced HMODULE in the current process
382 * The loader_section must be locked while calling this function.
384 static WINE_MODREF
*get_modref( HMODULE hmod
)
386 PLIST_ENTRY mark
, entry
;
389 if (cached_modref
&& cached_modref
->ldr
.BaseAddress
== hmod
) return cached_modref
;
391 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
392 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
394 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
395 if (mod
->BaseAddress
== hmod
)
396 return cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
402 /**********************************************************************
403 * find_basename_module
405 * Find a module from its base name.
406 * The loader_section must be locked while calling this function
408 static WINE_MODREF
*find_basename_module( LPCWSTR name
)
410 PLIST_ENTRY mark
, entry
;
412 if (cached_modref
&& !strcmpiW( name
, cached_modref
->ldr
.BaseDllName
.Buffer
))
413 return cached_modref
;
415 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
416 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
418 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
419 if (!strcmpiW( name
, mod
->BaseDllName
.Buffer
))
421 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
422 return cached_modref
;
429 /**********************************************************************
430 * find_fullname_module
432 * Find a module from its full path name.
433 * The loader_section must be locked while calling this function
435 static WINE_MODREF
*find_fullname_module( const UNICODE_STRING
*nt_name
)
437 PLIST_ENTRY mark
, entry
;
438 UNICODE_STRING name
= *nt_name
;
440 if (name
.Length
<= 4 * sizeof(WCHAR
)) return NULL
;
441 name
.Length
-= 4 * sizeof(WCHAR
); /* for \??\ prefix */
444 if (cached_modref
&& RtlEqualUnicodeString( &name
, &cached_modref
->ldr
.FullDllName
, TRUE
))
445 return cached_modref
;
447 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
448 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
450 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
451 if (RtlEqualUnicodeString( &name
, &mod
->FullDllName
, TRUE
))
453 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
454 return cached_modref
;
461 /**********************************************************************
464 * Find a module from its file id.
465 * The loader_section must be locked while calling this function
467 static WINE_MODREF
*find_fileid_module( struct stat
*st
)
469 LIST_ENTRY
*mark
, *entry
;
471 if (cached_modref
&& cached_modref
->dev
== st
->st_dev
&& cached_modref
->ino
== st
->st_ino
)
472 return cached_modref
;
474 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
475 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
477 LDR_MODULE
*mod
= CONTAINING_RECORD( entry
, LDR_MODULE
, InLoadOrderModuleList
);
478 WINE_MODREF
*wm
= CONTAINING_RECORD( mod
, WINE_MODREF
, ldr
);
480 if (wm
->dev
== st
->st_dev
&& wm
->ino
== st
->st_ino
)
490 /*************************************************************************
491 * find_forwarded_export
493 * Find the final function pointer for a forwarded function.
494 * The loader_section must be locked while calling this function.
496 static FARPROC
find_forwarded_export( HMODULE module
, const char *forward
, LPCWSTR load_path
)
498 const IMAGE_EXPORT_DIRECTORY
*exports
;
502 const char *end
= strrchr(forward
, '.');
505 if (!end
) return NULL
;
506 if ((end
- forward
) * sizeof(WCHAR
) >= sizeof(mod_name
)) return NULL
;
507 ascii_to_unicode( mod_name
, forward
, end
- forward
);
508 mod_name
[end
- forward
] = 0;
509 if (!strchrW( mod_name
, '.' ))
511 if ((end
- forward
) * sizeof(WCHAR
) >= sizeof(mod_name
) - sizeof(dllW
)) return NULL
;
512 memcpy( mod_name
+ (end
- forward
), dllW
, sizeof(dllW
) );
515 if (!(wm
= find_basename_module( mod_name
)))
517 TRACE( "delay loading %s for '%s'\n", debugstr_w(mod_name
), forward
);
518 if (load_dll( load_path
, mod_name
, 0, &wm
) == STATUS_SUCCESS
&&
519 !(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
))
521 if (!imports_fixup_done
&& current_modref
)
524 if (current_modref
->alloc_deps
)
525 deps
= RtlReAllocateHeap( GetProcessHeap(), 0, current_modref
->deps
,
526 (current_modref
->alloc_deps
+ 1) * sizeof(*deps
) );
528 deps
= RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*deps
) );
531 deps
[current_modref
->nDeps
++] = wm
;
532 current_modref
->deps
= deps
;
533 current_modref
->alloc_deps
++;
536 else if (process_attach( wm
, NULL
) != STATUS_SUCCESS
)
538 LdrUnloadDll( wm
->ldr
.BaseAddress
);
545 ERR( "module not found for forward '%s' used by %s\n",
546 forward
, debugstr_w(get_modref(module
)->ldr
.FullDllName
.Buffer
) );
550 if ((exports
= RtlImageDirectoryEntryToData( wm
->ldr
.BaseAddress
, TRUE
,
551 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
553 const char *name
= end
+ 1;
554 if (*name
== '#') /* ordinal */
555 proc
= find_ordinal_export( wm
->ldr
.BaseAddress
, exports
, exp_size
, atoi(name
+1), load_path
);
557 proc
= find_named_export( wm
->ldr
.BaseAddress
, exports
, exp_size
, name
, -1, load_path
);
562 ERR("function not found for forward '%s' used by %s."
563 " If you are using builtin %s, try using the native one instead.\n",
564 forward
, debugstr_w(get_modref(module
)->ldr
.FullDllName
.Buffer
),
565 debugstr_w(get_modref(module
)->ldr
.BaseDllName
.Buffer
) );
571 /*************************************************************************
572 * find_ordinal_export
574 * Find an exported function by ordinal.
575 * The exports base must have been subtracted from the ordinal already.
576 * The loader_section must be locked while calling this function.
578 static FARPROC
find_ordinal_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
579 DWORD exp_size
, DWORD ordinal
, LPCWSTR load_path
)
582 const DWORD
*functions
= get_rva( module
, exports
->AddressOfFunctions
);
584 if (ordinal
>= exports
->NumberOfFunctions
)
586 TRACE(" ordinal %d out of range!\n", ordinal
+ exports
->Base
);
589 if (!functions
[ordinal
]) return NULL
;
591 proc
= get_rva( module
, functions
[ordinal
] );
593 /* if the address falls into the export dir, it's a forward */
594 if (((const char *)proc
>= (const char *)exports
) &&
595 ((const char *)proc
< (const char *)exports
+ exp_size
))
596 return find_forwarded_export( module
, (const char *)proc
, load_path
);
600 const WCHAR
*user
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
601 proc
= SNOOP_GetProcAddress( module
, exports
, exp_size
, proc
, ordinal
, user
);
605 const WCHAR
*user
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
606 proc
= RELAY_GetProcAddress( module
, exports
, exp_size
, proc
, ordinal
, user
);
612 /*************************************************************************
615 * Find an exported function by name.
616 * The loader_section must be locked while calling this function.
618 static FARPROC
find_named_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
619 DWORD exp_size
, const char *name
, int hint
, LPCWSTR load_path
)
621 const WORD
*ordinals
= get_rva( module
, exports
->AddressOfNameOrdinals
);
622 const DWORD
*names
= get_rva( module
, exports
->AddressOfNames
);
623 int min
= 0, max
= exports
->NumberOfNames
- 1;
625 /* first check the hint */
626 if (hint
>= 0 && hint
<= max
)
628 char *ename
= get_rva( module
, names
[hint
] );
629 if (!strcmp( ename
, name
))
630 return find_ordinal_export( module
, exports
, exp_size
, ordinals
[hint
], load_path
);
633 /* then do a binary search */
636 int res
, pos
= (min
+ max
) / 2;
637 char *ename
= get_rva( module
, names
[pos
] );
638 if (!(res
= strcmp( ename
, name
)))
639 return find_ordinal_export( module
, exports
, exp_size
, ordinals
[pos
], load_path
);
640 if (res
> 0) max
= pos
- 1;
648 /*************************************************************************
651 * Import the dll specified by the given import descriptor.
652 * The loader_section must be locked while calling this function.
654 static BOOL
import_dll( HMODULE module
, const IMAGE_IMPORT_DESCRIPTOR
*descr
, LPCWSTR load_path
, WINE_MODREF
**pwm
)
659 const IMAGE_EXPORT_DIRECTORY
*exports
;
661 const IMAGE_THUNK_DATA
*import_list
;
662 IMAGE_THUNK_DATA
*thunk_list
;
664 const char *name
= get_rva( module
, descr
->Name
);
665 DWORD len
= strlen(name
);
667 SIZE_T protect_size
= 0;
670 thunk_list
= get_rva( module
, (DWORD
)descr
->FirstThunk
);
671 if (descr
->u
.OriginalFirstThunk
)
672 import_list
= get_rva( module
, (DWORD
)descr
->u
.OriginalFirstThunk
);
674 import_list
= thunk_list
;
676 if (!import_list
->u1
.Ordinal
)
678 WARN( "Skipping unused import %s\n", name
);
683 while (len
&& name
[len
-1] == ' ') len
--; /* remove trailing spaces */
685 if (len
* sizeof(WCHAR
) < sizeof(buffer
))
687 ascii_to_unicode( buffer
, name
, len
);
689 status
= load_dll( load_path
, buffer
, 0, &wmImp
);
691 else /* need to allocate a larger buffer */
693 WCHAR
*ptr
= RtlAllocateHeap( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) );
694 if (!ptr
) return FALSE
;
695 ascii_to_unicode( ptr
, name
, len
);
697 status
= load_dll( load_path
, ptr
, 0, &wmImp
);
698 RtlFreeHeap( GetProcessHeap(), 0, ptr
);
703 if (status
== STATUS_DLL_NOT_FOUND
)
704 ERR("Library %s (which is needed by %s) not found\n",
705 name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
));
707 ERR("Loading library %s (which is needed by %s) failed (error %x).\n",
708 name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
), status
);
712 /* unprotect the import address table since it can be located in
713 * readonly section */
714 while (import_list
[protect_size
].u1
.Ordinal
) protect_size
++;
715 protect_base
= thunk_list
;
716 protect_size
*= sizeof(*thunk_list
);
717 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base
,
718 &protect_size
, PAGE_READWRITE
, &protect_old
);
720 imp_mod
= wmImp
->ldr
.BaseAddress
;
721 exports
= RtlImageDirectoryEntryToData( imp_mod
, TRUE
, IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
);
725 /* set all imported function to deadbeef */
726 while (import_list
->u1
.Ordinal
)
728 if (IMAGE_SNAP_BY_ORDINAL(import_list
->u1
.Ordinal
))
730 int ordinal
= IMAGE_ORDINAL(import_list
->u1
.Ordinal
);
731 WARN("No implementation for %s.%d", name
, ordinal
);
732 thunk_list
->u1
.Function
= allocate_stub( name
, IntToPtr(ordinal
) );
736 IMAGE_IMPORT_BY_NAME
*pe_name
= get_rva( module
, (DWORD
)import_list
->u1
.AddressOfData
);
737 WARN("No implementation for %s.%s", name
, pe_name
->Name
);
738 thunk_list
->u1
.Function
= allocate_stub( name
, (const char*)pe_name
->Name
);
740 WARN(" imported from %s, allocating stub %p\n",
741 debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
742 (void *)thunk_list
->u1
.Function
);
749 while (import_list
->u1
.Ordinal
)
751 if (IMAGE_SNAP_BY_ORDINAL(import_list
->u1
.Ordinal
))
753 int ordinal
= IMAGE_ORDINAL(import_list
->u1
.Ordinal
);
755 thunk_list
->u1
.Function
= (ULONG_PTR
)find_ordinal_export( imp_mod
, exports
, exp_size
,
756 ordinal
- exports
->Base
, load_path
);
757 if (!thunk_list
->u1
.Function
)
759 thunk_list
->u1
.Function
= allocate_stub( name
, IntToPtr(ordinal
) );
760 WARN("No implementation for %s.%d imported from %s, setting to %p\n",
761 name
, ordinal
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
762 (void *)thunk_list
->u1
.Function
);
764 TRACE_(imports
)("--- Ordinal %s.%d = %p\n", name
, ordinal
, (void *)thunk_list
->u1
.Function
);
766 else /* import by name */
768 IMAGE_IMPORT_BY_NAME
*pe_name
;
769 pe_name
= get_rva( module
, (DWORD
)import_list
->u1
.AddressOfData
);
770 thunk_list
->u1
.Function
= (ULONG_PTR
)find_named_export( imp_mod
, exports
, exp_size
,
771 (const char*)pe_name
->Name
,
772 pe_name
->Hint
, load_path
);
773 if (!thunk_list
->u1
.Function
)
775 thunk_list
->u1
.Function
= allocate_stub( name
, (const char*)pe_name
->Name
);
776 WARN("No implementation for %s.%s imported from %s, setting to %p\n",
777 name
, pe_name
->Name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
778 (void *)thunk_list
->u1
.Function
);
780 TRACE_(imports
)("--- %s %s.%d = %p\n",
781 pe_name
->Name
, name
, pe_name
->Hint
, (void *)thunk_list
->u1
.Function
);
788 /* restore old protection of the import address table */
789 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base
, &protect_size
, protect_old
, &protect_old
);
795 /***********************************************************************
796 * create_module_activation_context
798 static NTSTATUS
create_module_activation_context( LDR_MODULE
*module
)
801 LDR_RESOURCE_INFO info
;
802 const IMAGE_RESOURCE_DATA_ENTRY
*entry
;
804 info
.Type
= RT_MANIFEST
;
805 info
.Name
= ISOLATIONAWARE_MANIFEST_RESOURCE_ID
;
807 if (!(status
= LdrFindResource_U( module
->BaseAddress
, &info
, 3, &entry
)))
810 ctx
.cbSize
= sizeof(ctx
);
812 ctx
.dwFlags
= ACTCTX_FLAG_RESOURCE_NAME_VALID
| ACTCTX_FLAG_HMODULE_VALID
;
813 ctx
.hModule
= module
->BaseAddress
;
814 ctx
.lpResourceName
= (LPCWSTR
)ISOLATIONAWARE_MANIFEST_RESOURCE_ID
;
815 status
= RtlCreateActivationContext( &module
->ActivationContext
, &ctx
);
821 /*************************************************************************
822 * is_dll_native_subsystem
824 * Check if dll is a proper native driver.
825 * Some dlls (corpol.dll from IE6 for instance) are incorrectly marked as native
826 * while being perfectly normal DLLs. This heuristic should catch such breakages.
828 static BOOL
is_dll_native_subsystem( HMODULE module
, const IMAGE_NT_HEADERS
*nt
, LPCWSTR filename
)
830 static const WCHAR ntdllW
[] = {'n','t','d','l','l','.','d','l','l',0};
831 static const WCHAR kernel32W
[] = {'k','e','r','n','e','l','3','2','.','d','l','l',0};
832 const IMAGE_IMPORT_DESCRIPTOR
*imports
;
836 if (nt
->OptionalHeader
.Subsystem
!= IMAGE_SUBSYSTEM_NATIVE
) return FALSE
;
837 if (nt
->OptionalHeader
.SectionAlignment
< page_size
) return TRUE
;
839 if ((imports
= RtlImageDirectoryEntryToData( module
, TRUE
,
840 IMAGE_DIRECTORY_ENTRY_IMPORT
, &size
)))
842 for (i
= 0; imports
[i
].Name
; i
++)
844 const char *name
= get_rva( module
, imports
[i
].Name
);
845 DWORD len
= strlen(name
);
846 if (len
* sizeof(WCHAR
) >= sizeof(buffer
)) continue;
847 ascii_to_unicode( buffer
, name
, len
+ 1 );
848 if (!strcmpiW( buffer
, ntdllW
) || !strcmpiW( buffer
, kernel32W
))
850 TRACE( "%s imports %s, assuming not native\n", debugstr_w(filename
), debugstr_w(buffer
) );
858 /*************************************************************************
861 * Allocate a TLS slot for a newly-loaded module.
862 * The loader_section must be locked while calling this function.
864 static SHORT
alloc_tls_slot( LDR_MODULE
*mod
)
866 const IMAGE_TLS_DIRECTORY
*dir
;
871 if (!(dir
= RtlImageDirectoryEntryToData( mod
->BaseAddress
, TRUE
, IMAGE_DIRECTORY_ENTRY_TLS
, &size
)))
874 size
= dir
->EndAddressOfRawData
- dir
->StartAddressOfRawData
;
875 if (!size
&& !dir
->SizeOfZeroFill
&& !dir
->AddressOfCallBacks
) return -1;
877 for (i
= 0; i
< tls_module_count
; i
++)
879 if (!tls_dirs
[i
].StartAddressOfRawData
&& !tls_dirs
[i
].EndAddressOfRawData
&&
880 !tls_dirs
[i
].SizeOfZeroFill
&& !tls_dirs
[i
].AddressOfCallBacks
)
884 TRACE( "module %p data %p-%p zerofill %u index %p callback %p flags %x -> slot %u\n", mod
->BaseAddress
,
885 (void *)dir
->StartAddressOfRawData
, (void *)dir
->EndAddressOfRawData
, dir
->SizeOfZeroFill
,
886 (void *)dir
->AddressOfIndex
, (void *)dir
->AddressOfCallBacks
, dir
->Characteristics
, i
);
888 if (i
== tls_module_count
)
890 UINT new_count
= max( 32, tls_module_count
* 2 );
893 new_ptr
= RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, new_count
* sizeof(*tls_dirs
) );
895 new_ptr
= RtlReAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, tls_dirs
,
896 new_count
* sizeof(*tls_dirs
) );
897 if (!new_ptr
) return -1;
899 /* resize the pointer block in all running threads */
900 for (entry
= tls_links
.Flink
; entry
!= &tls_links
; entry
= entry
->Flink
)
902 TEB
*teb
= CONTAINING_RECORD( entry
, TEB
, TlsLinks
);
903 void **old
= teb
->ThreadLocalStoragePointer
;
904 void **new = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, new_count
* sizeof(*new));
907 if (old
) memcpy( new, old
, tls_module_count
* sizeof(*new) );
908 teb
->ThreadLocalStoragePointer
= new;
909 #if defined(__APPLE__) && defined(__x86_64__)
910 if (teb
->Reserved5
[0])
911 ((TEB
*)teb
->Reserved5
[0])->ThreadLocalStoragePointer
= new;
913 TRACE( "thread %04lx tls block %p -> %p\n", (ULONG_PTR
)teb
->ClientId
.UniqueThread
, old
, new );
914 /* FIXME: can't free old block here, should be freed at thread exit */
918 tls_module_count
= new_count
;
921 /* allocate the data block in all running threads */
922 for (entry
= tls_links
.Flink
; entry
!= &tls_links
; entry
= entry
->Flink
)
924 TEB
*teb
= CONTAINING_RECORD( entry
, TEB
, TlsLinks
);
926 if (!(new_ptr
= RtlAllocateHeap( GetProcessHeap(), 0, size
+ dir
->SizeOfZeroFill
))) return -1;
927 memcpy( new_ptr
, (void *)dir
->StartAddressOfRawData
, size
);
928 memset( (char *)new_ptr
+ size
, 0, dir
->SizeOfZeroFill
);
930 TRACE( "thread %04lx slot %u: %u/%u bytes at %p\n",
931 (ULONG_PTR
)teb
->ClientId
.UniqueThread
, i
, size
, dir
->SizeOfZeroFill
, new_ptr
);
933 RtlFreeHeap( GetProcessHeap(), 0,
934 interlocked_xchg_ptr( (void **)teb
->ThreadLocalStoragePointer
+ i
, new_ptr
));
937 *(DWORD
*)dir
->AddressOfIndex
= i
;
943 /*************************************************************************
946 * Free the module TLS slot on unload.
947 * The loader_section must be locked while calling this function.
949 static void free_tls_slot( LDR_MODULE
*mod
)
951 ULONG i
= (USHORT
)mod
->TlsIndex
;
953 if (mod
->TlsIndex
== -1) return;
954 assert( i
< tls_module_count
);
955 memset( &tls_dirs
[i
], 0, sizeof(tls_dirs
[i
]) );
959 /****************************************************************
960 * fixup_imports_ilonly
962 * Fixup imports for an IL-only module. All we do is import mscoree.
963 * The loader_section must be locked while calling this function.
965 static NTSTATUS
fixup_imports_ilonly( WINE_MODREF
*wm
, LPCWSTR load_path
, void **entry
)
967 static const WCHAR mscoreeW
[] = {'m','s','c','o','r','e','e','.','d','l','l',0};
968 IMAGE_EXPORT_DIRECTORY
*exports
;
972 WINE_MODREF
*prev
, *imp
;
974 if (!(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
)) return STATUS_SUCCESS
; /* already done */
975 wm
->ldr
.Flags
&= ~LDR_DONT_RESOLVE_REFS
;
979 wm
->deps
= RtlAllocateHeap( GetProcessHeap(), 0, sizeof(WINE_MODREF
*) );
981 prev
= current_modref
;
983 if (!(status
= load_dll( load_path
, mscoreeW
, 0, &imp
))) wm
->deps
[0] = imp
;
984 current_modref
= prev
;
987 ERR( "mscoree.dll not found, IL-only binary %s cannot be loaded\n",
988 debugstr_w(wm
->ldr
.BaseDllName
.Buffer
) );
992 TRACE( "loaded mscoree for %s\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
) );
994 if ((exports
= RtlImageDirectoryEntryToData( imp
->ldr
.BaseAddress
, TRUE
,
995 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
997 const char *name
= (wm
->ldr
.Flags
& LDR_IMAGE_IS_DLL
) ? "_CorDllMain" : "_CorExeMain";
998 proc
= find_named_export( imp
->ldr
.BaseAddress
, exports
, exp_size
, name
, -1, load_path
);
1000 if (!proc
) return STATUS_PROCEDURE_NOT_FOUND
;
1002 return STATUS_SUCCESS
;
1006 /****************************************************************
1009 * Fixup all imports of a given module.
1010 * The loader_section must be locked while calling this function.
1012 static NTSTATUS
fixup_imports( WINE_MODREF
*wm
, LPCWSTR load_path
)
1014 int i
, dep
, nb_imports
;
1015 const IMAGE_IMPORT_DESCRIPTOR
*imports
;
1016 WINE_MODREF
*prev
, *imp
;
1021 if (!(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
)) return STATUS_SUCCESS
; /* already done */
1022 wm
->ldr
.Flags
&= ~LDR_DONT_RESOLVE_REFS
;
1024 wm
->ldr
.TlsIndex
= alloc_tls_slot( &wm
->ldr
);
1026 if (!(imports
= RtlImageDirectoryEntryToData( wm
->ldr
.BaseAddress
, TRUE
,
1027 IMAGE_DIRECTORY_ENTRY_IMPORT
, &size
)))
1028 return STATUS_SUCCESS
;
1031 while (imports
[nb_imports
].Name
&& imports
[nb_imports
].FirstThunk
) nb_imports
++;
1033 if (!nb_imports
) return STATUS_SUCCESS
; /* no imports */
1035 if (!create_module_activation_context( &wm
->ldr
))
1036 RtlActivateActivationContext( 0, wm
->ldr
.ActivationContext
, &cookie
);
1038 /* Allocate module dependency list */
1039 wm
->alloc_deps
= nb_imports
;
1040 wm
->deps
= RtlAllocateHeap( GetProcessHeap(), 0, nb_imports
*sizeof(WINE_MODREF
*) );
1042 /* load the imported modules. They are automatically
1043 * added to the modref list of the process.
1045 prev
= current_modref
;
1046 current_modref
= wm
;
1047 status
= STATUS_SUCCESS
;
1048 for (i
= 0; i
< nb_imports
; i
++)
1052 if (!import_dll( wm
->ldr
.BaseAddress
, &imports
[i
], load_path
, &imp
))
1055 status
= STATUS_DLL_NOT_FOUND
;
1057 wm
->deps
[dep
] = imp
;
1059 current_modref
= prev
;
1060 if (wm
->ldr
.ActivationContext
) RtlDeactivateActivationContext( 0, cookie
);
1065 /*************************************************************************
1068 * Allocate a WINE_MODREF structure and add it to the process list
1069 * The loader_section must be locked while calling this function.
1071 static WINE_MODREF
*alloc_module( HMODULE hModule
, const UNICODE_STRING
*nt_name
)
1075 const IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader(hModule
);
1077 if (!(wm
= RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*wm
) ))) return NULL
;
1079 wm
->ldr
.BaseAddress
= hModule
;
1080 wm
->ldr
.SizeOfImage
= nt
->OptionalHeader
.SizeOfImage
;
1081 wm
->ldr
.Flags
= LDR_DONT_RESOLVE_REFS
;
1082 wm
->ldr
.TlsIndex
= -1;
1083 wm
->ldr
.LoadCount
= 1;
1085 RtlCreateUnicodeString( &wm
->ldr
.FullDllName
, nt_name
->Buffer
+ 4 /* \??\ prefix */ );
1086 if ((p
= strrchrW( wm
->ldr
.FullDllName
.Buffer
, '\\' ))) p
++;
1087 else p
= wm
->ldr
.FullDllName
.Buffer
;
1088 RtlInitUnicodeString( &wm
->ldr
.BaseDllName
, p
);
1090 if (!(nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
) || !is_dll_native_subsystem( hModule
, nt
, p
))
1092 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
)
1093 wm
->ldr
.Flags
|= LDR_IMAGE_IS_DLL
;
1094 if (nt
->OptionalHeader
.AddressOfEntryPoint
)
1095 wm
->ldr
.EntryPoint
= (char *)hModule
+ nt
->OptionalHeader
.AddressOfEntryPoint
;
1098 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
,
1099 &wm
->ldr
.InLoadOrderModuleList
);
1100 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
,
1101 &wm
->ldr
.InMemoryOrderModuleList
);
1102 /* wait until init is called for inserting into InInitializationOrderModuleList */
1104 if (!(nt
->OptionalHeader
.DllCharacteristics
& IMAGE_DLLCHARACTERISTICS_NX_COMPAT
))
1106 ULONG flags
= MEM_EXECUTE_OPTION_ENABLE
;
1107 WARN( "disabling no-exec because of %s\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
) );
1108 NtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags
, &flags
, sizeof(flags
) );
1114 /*************************************************************************
1117 * Allocate the per-thread structure for module TLS storage.
1119 static NTSTATUS
alloc_thread_tls(void)
1124 if (!tls_module_count
) return STATUS_SUCCESS
;
1126 if (!(pointers
= RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
,
1127 tls_module_count
* sizeof(*pointers
) )))
1128 return STATUS_NO_MEMORY
;
1130 for (i
= 0; i
< tls_module_count
; i
++)
1132 const IMAGE_TLS_DIRECTORY
*dir
= &tls_dirs
[i
];
1135 size
= dir
->EndAddressOfRawData
- dir
->StartAddressOfRawData
;
1136 if (!size
&& !dir
->SizeOfZeroFill
) continue;
1138 if (!(pointers
[i
] = RtlAllocateHeap( GetProcessHeap(), 0, size
+ dir
->SizeOfZeroFill
)))
1140 while (i
) RtlFreeHeap( GetProcessHeap(), 0, pointers
[--i
] );
1141 RtlFreeHeap( GetProcessHeap(), 0, pointers
);
1142 return STATUS_NO_MEMORY
;
1144 memcpy( pointers
[i
], (void *)dir
->StartAddressOfRawData
, size
);
1145 memset( (char *)pointers
[i
] + size
, 0, dir
->SizeOfZeroFill
);
1147 TRACE( "thread %04x slot %u: %u/%u bytes at %p\n",
1148 GetCurrentThreadId(), i
, size
, dir
->SizeOfZeroFill
, pointers
[i
] );
1150 NtCurrentTeb()->ThreadLocalStoragePointer
= pointers
;
1151 #if defined(__APPLE__) && defined(__x86_64__)
1152 __asm__
volatile (".byte 0x65\n\tmovq %0,%c1"
1154 : "r" (pointers
), "n" (FIELD_OFFSET(TEB
, ThreadLocalStoragePointer
)));
1156 return STATUS_SUCCESS
;
1160 /*************************************************************************
1161 * call_tls_callbacks
1163 static void call_tls_callbacks( HMODULE module
, UINT reason
)
1165 const IMAGE_TLS_DIRECTORY
*dir
;
1166 const PIMAGE_TLS_CALLBACK
*callback
;
1169 dir
= RtlImageDirectoryEntryToData( module
, TRUE
, IMAGE_DIRECTORY_ENTRY_TLS
, &dirsize
);
1170 if (!dir
|| !dir
->AddressOfCallBacks
) return;
1172 for (callback
= (const PIMAGE_TLS_CALLBACK
*)dir
->AddressOfCallBacks
; *callback
; callback
++)
1174 TRACE_(relay
)("\1Call TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
1175 *callback
, module
, reason_names
[reason
] );
1178 call_dll_entry_point( (DLLENTRYPROC
)*callback
, module
, reason
, NULL
);
1182 TRACE_(relay
)("\1exception %08x in TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
1183 GetExceptionCode(), callback
, module
, reason_names
[reason
] );
1187 TRACE_(relay
)("\1Ret TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
1188 *callback
, module
, reason_names
[reason
] );
1193 /*************************************************************************
1196 static NTSTATUS
MODULE_InitDLL( WINE_MODREF
*wm
, UINT reason
, LPVOID lpReserved
)
1199 NTSTATUS status
= STATUS_SUCCESS
;
1200 DLLENTRYPROC entry
= wm
->ldr
.EntryPoint
;
1201 void *module
= wm
->ldr
.BaseAddress
;
1204 /* Skip calls for modules loaded with special load flags */
1206 if (wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
) return STATUS_SUCCESS
;
1207 if (wm
->ldr
.TlsIndex
!= -1) call_tls_callbacks( wm
->ldr
.BaseAddress
, reason
);
1208 if (!entry
|| !(wm
->ldr
.Flags
& LDR_IMAGE_IS_DLL
)) return STATUS_SUCCESS
;
1210 if (TRACE_ON(relay
))
1212 size_t len
= min( wm
->ldr
.BaseDllName
.Length
, sizeof(mod_name
)-sizeof(WCHAR
) );
1213 memcpy( mod_name
, wm
->ldr
.BaseDllName
.Buffer
, len
);
1214 mod_name
[len
/ sizeof(WCHAR
)] = 0;
1215 TRACE_(relay
)("\1Call PE DLL (proc=%p,module=%p %s,reason=%s,res=%p)\n",
1216 entry
, module
, debugstr_w(mod_name
), reason_names
[reason
], lpReserved
);
1218 else TRACE("(%p %s,%s,%p) - CALL\n", module
, debugstr_w(wm
->ldr
.BaseDllName
.Buffer
),
1219 reason_names
[reason
], lpReserved
);
1223 retv
= call_dll_entry_point( entry
, module
, reason
, lpReserved
);
1225 status
= STATUS_DLL_INIT_FAILED
;
1229 status
= GetExceptionCode();
1230 TRACE_(relay
)("\1exception %08x in PE entry point (proc=%p,module=%p,reason=%s,res=%p)\n",
1231 status
, entry
, module
, reason_names
[reason
], lpReserved
);
1235 /* The state of the module list may have changed due to the call
1236 to the dll. We cannot assume that this module has not been
1238 if (TRACE_ON(relay
))
1239 TRACE_(relay
)("\1Ret PE DLL (proc=%p,module=%p %s,reason=%s,res=%p) retval=%x\n",
1240 entry
, module
, debugstr_w(mod_name
), reason_names
[reason
], lpReserved
, retv
);
1242 TRACE("(%p,%s,%p) - RETURN %d\n", module
, reason_names
[reason
], lpReserved
, retv
);
1248 /*************************************************************************
1251 * Send the process attach notification to all DLLs the given module
1252 * depends on (recursively). This is somewhat complicated due to the fact that
1254 * - we have to respect the module dependencies, i.e. modules implicitly
1255 * referenced by another module have to be initialized before the module
1256 * itself can be initialized
1258 * - the initialization routine of a DLL can itself call LoadLibrary,
1259 * thereby introducing a whole new set of dependencies (even involving
1260 * the 'old' modules) at any time during the whole process
1262 * (Note that this routine can be recursively entered not only directly
1263 * from itself, but also via LoadLibrary from one of the called initialization
1266 * Furthermore, we need to rearrange the main WINE_MODREF list to allow
1267 * the process *detach* notifications to be sent in the correct order.
1268 * This must not only take into account module dependencies, but also
1269 * 'hidden' dependencies created by modules calling LoadLibrary in their
1270 * attach notification routine.
1272 * The strategy is rather simple: we move a WINE_MODREF to the head of the
1273 * list after the attach notification has returned. This implies that the
1274 * detach notifications are called in the reverse of the sequence the attach
1275 * notifications *returned*.
1277 * The loader_section must be locked while calling this function.
1279 static NTSTATUS
process_attach( WINE_MODREF
*wm
, LPVOID lpReserved
)
1281 NTSTATUS status
= STATUS_SUCCESS
;
1285 if (process_detaching
) return status
;
1287 /* prevent infinite recursion in case of cyclical dependencies */
1288 if ( ( wm
->ldr
.Flags
& LDR_LOAD_IN_PROGRESS
)
1289 || ( wm
->ldr
.Flags
& LDR_PROCESS_ATTACHED
) )
1292 TRACE("(%s,%p) - START\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), lpReserved
);
1294 /* Tag current MODREF to prevent recursive loop */
1295 wm
->ldr
.Flags
|= LDR_LOAD_IN_PROGRESS
;
1296 if (lpReserved
) wm
->ldr
.LoadCount
= -1; /* pin it if imported by the main exe */
1297 if (wm
->ldr
.ActivationContext
) RtlActivateActivationContext( 0, wm
->ldr
.ActivationContext
, &cookie
);
1299 /* Recursively attach all DLLs this one depends on */
1300 for ( i
= 0; i
< wm
->nDeps
; i
++ )
1302 if (!wm
->deps
[i
]) continue;
1303 if ((status
= process_attach( wm
->deps
[i
], lpReserved
)) != STATUS_SUCCESS
) break;
1306 if (!wm
->ldr
.InInitializationOrderModuleList
.Flink
)
1307 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
,
1308 &wm
->ldr
.InInitializationOrderModuleList
);
1310 /* Call DLL entry point */
1311 if (status
== STATUS_SUCCESS
)
1313 WINE_MODREF
*prev
= current_modref
;
1314 current_modref
= wm
;
1316 call_ldr_notifications( LDR_DLL_NOTIFICATION_REASON_LOADED
, &wm
->ldr
);
1317 status
= MODULE_InitDLL( wm
, DLL_PROCESS_ATTACH
, lpReserved
);
1318 if (status
== STATUS_SUCCESS
)
1320 wm
->ldr
.Flags
|= LDR_PROCESS_ATTACHED
;
1324 MODULE_InitDLL( wm
, DLL_PROCESS_DETACH
, lpReserved
);
1325 call_ldr_notifications( LDR_DLL_NOTIFICATION_REASON_UNLOADED
, &wm
->ldr
);
1327 /* point to the name so LdrInitializeThunk can print it */
1328 last_failed_modref
= wm
;
1329 WARN("Initialization of %s failed\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
));
1331 current_modref
= prev
;
1334 if (wm
->ldr
.ActivationContext
) RtlDeactivateActivationContext( 0, cookie
);
1335 /* Remove recursion flag */
1336 wm
->ldr
.Flags
&= ~LDR_LOAD_IN_PROGRESS
;
1338 TRACE("(%s,%p) - END\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), lpReserved
);
1343 /**********************************************************************
1344 * attach_implicitly_loaded_dlls
1346 * Attach to the (builtin) dlls that have been implicitly loaded because
1347 * of a dependency at the Unix level, but not imported at the Win32 level.
1349 static void attach_implicitly_loaded_dlls( LPVOID reserved
)
1353 PLIST_ENTRY mark
, entry
;
1355 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
1356 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1358 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
1360 if (mod
->Flags
& (LDR_LOAD_IN_PROGRESS
| LDR_PROCESS_ATTACHED
)) continue;
1361 TRACE( "found implicitly loaded %s, attaching to it\n",
1362 debugstr_w(mod
->BaseDllName
.Buffer
));
1363 process_attach( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
), reserved
);
1364 break; /* restart the search from the start */
1366 if (entry
== mark
) break; /* nothing found */
1371 /*************************************************************************
1374 * Send DLL process detach notifications. See the comment about calling
1375 * sequence at process_attach.
1377 static void process_detach(void)
1379 PLIST_ENTRY mark
, entry
;
1382 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
1385 for (entry
= mark
->Blink
; entry
!= mark
; entry
= entry
->Blink
)
1387 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
1388 InInitializationOrderModuleList
);
1389 /* Check whether to detach this DLL */
1390 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
1392 if ( mod
->LoadCount
&& !process_detaching
)
1395 /* Call detach notification */
1396 mod
->Flags
&= ~LDR_PROCESS_ATTACHED
;
1397 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
1398 DLL_PROCESS_DETACH
, ULongToPtr(process_detaching
) );
1399 call_ldr_notifications( LDR_DLL_NOTIFICATION_REASON_UNLOADED
, mod
);
1401 /* Restart at head of WINE_MODREF list, as entries might have
1402 been added and/or removed while performing the call ... */
1405 } while (entry
!= mark
);
1408 /*************************************************************************
1411 * Send DLL thread attach notifications. These are sent in the
1412 * reverse sequence of process detach notification.
1413 * The loader_section must be locked while calling this function.
1415 static void thread_attach(void)
1417 PLIST_ENTRY mark
, entry
;
1420 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
1421 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1423 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
1424 InInitializationOrderModuleList
);
1425 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
1427 if ( mod
->Flags
& LDR_NO_DLL_CALLS
)
1430 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
), DLL_THREAD_ATTACH
, NULL
);
1434 /******************************************************************
1435 * LdrDisableThreadCalloutsForDll (NTDLL.@)
1438 NTSTATUS WINAPI
LdrDisableThreadCalloutsForDll(HMODULE hModule
)
1441 NTSTATUS ret
= STATUS_SUCCESS
;
1443 RtlEnterCriticalSection( &loader_section
);
1445 wm
= get_modref( hModule
);
1446 if (!wm
|| wm
->ldr
.TlsIndex
!= -1)
1447 ret
= STATUS_DLL_NOT_FOUND
;
1449 wm
->ldr
.Flags
|= LDR_NO_DLL_CALLS
;
1451 RtlLeaveCriticalSection( &loader_section
);
1456 /******************************************************************
1457 * LdrFindEntryForAddress (NTDLL.@)
1459 * The loader_section must be locked while calling this function
1461 NTSTATUS WINAPI
LdrFindEntryForAddress(const void* addr
, PLDR_MODULE
* pmod
)
1463 PLIST_ENTRY mark
, entry
;
1466 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
1467 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1469 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InMemoryOrderModuleList
);
1470 if (mod
->BaseAddress
<= addr
&&
1471 (const char *)addr
< (char*)mod
->BaseAddress
+ mod
->SizeOfImage
)
1474 return STATUS_SUCCESS
;
1477 return STATUS_NO_MORE_ENTRIES
;
1480 /******************************************************************
1481 * LdrEnumerateLoadedModules (NTDLL.@)
1483 NTSTATUS WINAPI
LdrEnumerateLoadedModules( void *unknown
, LDRENUMPROC callback
, void *context
)
1485 LIST_ENTRY
*mark
, *entry
;
1487 BOOLEAN stop
= FALSE
;
1489 TRACE( "(%p, %p, %p)\n", unknown
, callback
, context
);
1491 if (unknown
|| !callback
)
1492 return STATUS_INVALID_PARAMETER
;
1494 RtlEnterCriticalSection( &loader_section
);
1496 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
1497 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1499 mod
= CONTAINING_RECORD( entry
, LDR_MODULE
, InMemoryOrderModuleList
);
1500 callback( mod
, context
, &stop
);
1504 RtlLeaveCriticalSection( &loader_section
);
1505 return STATUS_SUCCESS
;
1508 /******************************************************************
1509 * LdrRegisterDllNotification (NTDLL.@)
1511 NTSTATUS WINAPI
LdrRegisterDllNotification(ULONG flags
, PLDR_DLL_NOTIFICATION_FUNCTION callback
,
1512 void *context
, void **cookie
)
1514 struct ldr_notification
*notify
;
1516 TRACE( "(%x, %p, %p, %p)\n", flags
, callback
, context
, cookie
);
1518 if (!callback
|| !cookie
)
1519 return STATUS_INVALID_PARAMETER
;
1522 FIXME( "ignoring flags %x\n", flags
);
1524 notify
= RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*notify
) );
1525 if (!notify
) return STATUS_NO_MEMORY
;
1526 notify
->callback
= callback
;
1527 notify
->context
= context
;
1529 RtlEnterCriticalSection( &loader_section
);
1530 list_add_tail( &ldr_notifications
, ¬ify
->entry
);
1531 RtlLeaveCriticalSection( &loader_section
);
1534 return STATUS_SUCCESS
;
1537 /******************************************************************
1538 * LdrUnregisterDllNotification (NTDLL.@)
1540 NTSTATUS WINAPI
LdrUnregisterDllNotification( void *cookie
)
1542 struct ldr_notification
*notify
= cookie
;
1544 TRACE( "(%p)\n", cookie
);
1546 if (!notify
) return STATUS_INVALID_PARAMETER
;
1548 RtlEnterCriticalSection( &loader_section
);
1549 list_remove( ¬ify
->entry
);
1550 RtlLeaveCriticalSection( &loader_section
);
1552 RtlFreeHeap( GetProcessHeap(), 0, notify
);
1553 return STATUS_SUCCESS
;
1556 /******************************************************************
1557 * LdrLockLoaderLock (NTDLL.@)
1559 * Note: some flags are not implemented.
1560 * Flag 0x01 is used to raise exceptions on errors.
1562 NTSTATUS WINAPI
LdrLockLoaderLock( ULONG flags
, ULONG
*result
, ULONG_PTR
*magic
)
1564 if (flags
& ~0x2) FIXME( "flags %x not supported\n", flags
);
1566 if (result
) *result
= 0;
1567 if (magic
) *magic
= 0;
1568 if (flags
& ~0x3) return STATUS_INVALID_PARAMETER_1
;
1569 if (!result
&& (flags
& 0x2)) return STATUS_INVALID_PARAMETER_2
;
1570 if (!magic
) return STATUS_INVALID_PARAMETER_3
;
1574 if (!RtlTryEnterCriticalSection( &loader_section
))
1577 return STATUS_SUCCESS
;
1583 RtlEnterCriticalSection( &loader_section
);
1584 if (result
) *result
= 1;
1586 *magic
= GetCurrentThreadId();
1587 return STATUS_SUCCESS
;
1591 /******************************************************************
1592 * LdrUnlockLoaderUnlock (NTDLL.@)
1594 NTSTATUS WINAPI
LdrUnlockLoaderLock( ULONG flags
, ULONG_PTR magic
)
1598 if (magic
!= GetCurrentThreadId()) return STATUS_INVALID_PARAMETER_2
;
1599 RtlLeaveCriticalSection( &loader_section
);
1601 return STATUS_SUCCESS
;
1605 /******************************************************************
1606 * LdrGetProcedureAddress (NTDLL.@)
1608 NTSTATUS WINAPI
LdrGetProcedureAddress(HMODULE module
, const ANSI_STRING
*name
,
1609 ULONG ord
, PVOID
*address
)
1611 IMAGE_EXPORT_DIRECTORY
*exports
;
1613 NTSTATUS ret
= STATUS_PROCEDURE_NOT_FOUND
;
1615 RtlEnterCriticalSection( &loader_section
);
1617 /* check if the module itself is invalid to return the proper error */
1618 if (!get_modref( module
)) ret
= STATUS_DLL_NOT_FOUND
;
1619 else if ((exports
= RtlImageDirectoryEntryToData( module
, TRUE
,
1620 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
1622 LPCWSTR load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1623 void *proc
= name
? find_named_export( module
, exports
, exp_size
, name
->Buffer
, -1, load_path
)
1624 : find_ordinal_export( module
, exports
, exp_size
, ord
- exports
->Base
, load_path
);
1628 ret
= STATUS_SUCCESS
;
1632 RtlLeaveCriticalSection( &loader_section
);
1637 /***********************************************************************
1640 * Check if a loaded native dll is a Wine fake dll.
1642 static BOOL
is_fake_dll( HANDLE handle
)
1644 static const char fakedll_signature
[] = "Wine placeholder DLL";
1645 char buffer
[sizeof(IMAGE_DOS_HEADER
) + sizeof(fakedll_signature
)];
1646 const IMAGE_DOS_HEADER
*dos
= (const IMAGE_DOS_HEADER
*)buffer
;
1648 LARGE_INTEGER offset
;
1650 offset
.QuadPart
= 0;
1651 if (NtReadFile( handle
, 0, NULL
, 0, &io
, buffer
, sizeof(buffer
), &offset
, NULL
)) return FALSE
;
1652 if (io
.Information
< sizeof(buffer
)) return FALSE
;
1653 if (dos
->e_magic
!= IMAGE_DOS_SIGNATURE
) return FALSE
;
1654 if (dos
->e_lfanew
>= sizeof(*dos
) + sizeof(fakedll_signature
) &&
1655 !memcmp( dos
+ 1, fakedll_signature
, sizeof(fakedll_signature
) )) return TRUE
;
1660 /***********************************************************************
1661 * get_builtin_fullname
1663 * Build the full pathname for a builtin dll.
1665 static BOOL
get_builtin_fullname( UNICODE_STRING
*nt_name
, const UNICODE_STRING
*path
,
1666 const char *filename
)
1668 static const WCHAR nt_prefixW
[] = {'\\','?','?','\\',0};
1669 static const WCHAR soW
[] = {'.','s','o',0};
1670 WCHAR
*p
, *fullname
;
1671 size_t i
, len
= strlen(filename
);
1673 /* check if path can correspond to the dll we have */
1674 if (path
&& (p
= strrchrW( path
->Buffer
, '\\' )))
1677 for (i
= 0; i
< len
; i
++)
1678 if (tolowerW(p
[i
]) != tolowerW( (WCHAR
)filename
[i
]) ) break;
1679 if (i
== len
&& (!p
[len
] || !strcmpiW( p
+ len
, soW
)))
1681 /* the filename matches, use path as the full path */
1682 len
+= p
- path
->Buffer
;
1683 if (!(fullname
= RtlAllocateHeap( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) )))
1685 memcpy( fullname
, path
->Buffer
, len
* sizeof(WCHAR
) );
1691 if (!(fullname
= RtlAllocateHeap( GetProcessHeap(), 0,
1692 (strlenW(system_dir
) + len
+ 5) * sizeof(WCHAR
) )))
1694 strcpyW( fullname
, nt_prefixW
);
1695 strcatW( fullname
, system_dir
);
1696 ascii_to_unicode( fullname
+ strlenW(fullname
), filename
, len
+ 1 );
1698 RtlInitUnicodeString( nt_name
, fullname
);
1703 /*************************************************************************
1706 static BOOL
is_16bit_builtin( HMODULE module
)
1708 const IMAGE_EXPORT_DIRECTORY
*exports
;
1711 if (!(exports
= RtlImageDirectoryEntryToData( module
, TRUE
,
1712 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
1715 return find_named_export( module
, exports
, exp_size
, "__wine_spec_dos_header", -1, NULL
) != NULL
;
1719 /***********************************************************************
1720 * load_builtin_callback
1722 * Load a library in memory; callback function for wine_dll_register
1724 static void load_builtin_callback( void *module
, const char *filename
)
1726 static const WCHAR emptyW
[1];
1727 IMAGE_NT_HEADERS
*nt
;
1729 UNICODE_STRING nt_name
;
1730 const WCHAR
*load_path
;
1734 ERR("could not map image for %s\n", filename
? filename
: "main exe" );
1737 if (!(nt
= RtlImageNtHeader( module
)))
1739 ERR( "bad module for %s\n", filename
? filename
: "main exe" );
1740 builtin_load_info
->status
= STATUS_INVALID_IMAGE_FORMAT
;
1744 virtual_create_builtin_view( module
);
1746 /* create the MODREF */
1748 if (!get_builtin_fullname( &nt_name
, builtin_load_info
->filename
, filename
))
1750 ERR( "can't load %s\n", filename
);
1751 builtin_load_info
->status
= STATUS_NO_MEMORY
;
1755 wm
= alloc_module( module
, &nt_name
);
1756 RtlFreeUnicodeString( &nt_name
);
1759 ERR( "can't load %s\n", filename
);
1760 builtin_load_info
->status
= STATUS_NO_MEMORY
;
1763 wm
->ldr
.Flags
|= LDR_WINE_INTERNAL
;
1765 if ((nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
) ||
1766 nt
->OptionalHeader
.Subsystem
== IMAGE_SUBSYSTEM_NATIVE
||
1767 is_16bit_builtin( module
))
1771 load_path
= builtin_load_info
->load_path
;
1772 if (!load_path
) load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
1773 if (!load_path
) load_path
= emptyW
;
1774 if (fixup_imports( wm
, load_path
) != STATUS_SUCCESS
)
1776 /* the module has only be inserted in the load & memory order lists */
1777 RemoveEntryList(&wm
->ldr
.InLoadOrderModuleList
);
1778 RemoveEntryList(&wm
->ldr
.InMemoryOrderModuleList
);
1779 /* FIXME: free the modref */
1780 builtin_load_info
->status
= STATUS_DLL_NOT_FOUND
;
1785 builtin_load_info
->wm
= wm
;
1786 TRACE( "loaded %s %p %p\n", filename
, wm
, module
);
1788 /* send the DLL load event */
1790 SERVER_START_REQ( load_dll
)
1792 req
->base
= wine_server_client_ptr( module
);
1793 req
->dbg_offset
= nt
->FileHeader
.PointerToSymbolTable
;
1794 req
->dbg_size
= nt
->FileHeader
.NumberOfSymbols
;
1795 req
->name
= wine_server_client_ptr( &wm
->ldr
.FullDllName
.Buffer
);
1796 wine_server_add_data( req
, wm
->ldr
.FullDllName
.Buffer
, wm
->ldr
.FullDllName
.Length
);
1797 wine_server_call( req
);
1801 /* setup relay debugging entry points */
1802 if (TRACE_ON(relay
)) RELAY_SetupDLL( module
);
1806 /***********************************************************************
1807 * set_security_cookie
1809 * Create a random security cookie for buffer overflow protection. Make
1810 * sure it does not accidentally match the default cookie value.
1812 static void set_security_cookie( void *module
, SIZE_T len
)
1815 IMAGE_LOAD_CONFIG_DIRECTORY
*loadcfg
;
1819 loadcfg
= RtlImageDirectoryEntryToData( module
, TRUE
, IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG
, &loadcfg_size
);
1820 if (!loadcfg
) return;
1821 if (loadcfg_size
< offsetof(IMAGE_LOAD_CONFIG_DIRECTORY
, SecurityCookie
) + sizeof(loadcfg
->SecurityCookie
)) return;
1822 if (!loadcfg
->SecurityCookie
) return;
1823 if (loadcfg
->SecurityCookie
< (ULONG_PTR
)module
||
1824 loadcfg
->SecurityCookie
> (ULONG_PTR
)module
+ len
- sizeof(ULONG_PTR
))
1826 WARN( "security cookie %p outside of image %p-%p\n",
1827 (void *)loadcfg
->SecurityCookie
, module
, (char *)module
+ len
);
1831 cookie
= (ULONG_PTR
*)loadcfg
->SecurityCookie
;
1832 TRACE( "initializing security cookie %p\n", cookie
);
1834 if (!seed
) seed
= NtGetTickCount() ^ GetCurrentProcessId();
1837 if (*cookie
== DEFAULT_SECURITY_COOKIE_16
)
1838 *cookie
= RtlRandom( &seed
) >> 16; /* leave the high word clear */
1839 else if (*cookie
== DEFAULT_SECURITY_COOKIE_32
)
1840 *cookie
= RtlRandom( &seed
);
1841 #ifdef DEFAULT_SECURITY_COOKIE_64
1842 else if (*cookie
== DEFAULT_SECURITY_COOKIE_64
)
1844 *cookie
= RtlRandom( &seed
);
1845 /* fill up, but keep the highest word clear */
1846 *cookie
^= (ULONG_PTR
)RtlRandom( &seed
) << 16;
1854 static NTSTATUS
perform_relocations( void *module
, SIZE_T len
)
1856 IMAGE_NT_HEADERS
*nt
;
1858 IMAGE_BASE_RELOCATION
*rel
, *end
;
1859 const IMAGE_DATA_DIRECTORY
*relocs
;
1860 const IMAGE_SECTION_HEADER
*sec
;
1862 ULONG protect_old
[96], i
;
1864 nt
= RtlImageNtHeader( module
);
1865 base
= (char *)nt
->OptionalHeader
.ImageBase
;
1867 assert( module
!= base
);
1869 /* no relocations are performed on non page-aligned binaries */
1870 if (nt
->OptionalHeader
.SectionAlignment
< page_size
)
1871 return STATUS_SUCCESS
;
1873 if (!(nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
) && NtCurrentTeb()->Peb
->ImageBaseAddress
)
1874 return STATUS_SUCCESS
;
1876 relocs
= &nt
->OptionalHeader
.DataDirectory
[IMAGE_DIRECTORY_ENTRY_BASERELOC
];
1878 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_RELOCS_STRIPPED
)
1880 WARN( "Need to relocate module from %p to %p, but there are no relocation records\n",
1882 return STATUS_CONFLICTING_ADDRESSES
;
1885 if (!relocs
->Size
) return STATUS_SUCCESS
;
1886 if (!relocs
->VirtualAddress
) return STATUS_CONFLICTING_ADDRESSES
;
1888 if (nt
->FileHeader
.NumberOfSections
> ARRAY_SIZE( protect_old
))
1889 return STATUS_INVALID_IMAGE_FORMAT
;
1891 sec
= (const IMAGE_SECTION_HEADER
*)((const char *)&nt
->OptionalHeader
+
1892 nt
->FileHeader
.SizeOfOptionalHeader
);
1893 for (i
= 0; i
< nt
->FileHeader
.NumberOfSections
; i
++)
1895 void *addr
= get_rva( module
, sec
[i
].VirtualAddress
);
1896 SIZE_T size
= sec
[i
].SizeOfRawData
;
1897 NtProtectVirtualMemory( NtCurrentProcess(), &addr
,
1898 &size
, PAGE_READWRITE
, &protect_old
[i
] );
1901 TRACE( "relocating from %p-%p to %p-%p\n",
1902 base
, base
+ len
, module
, (char *)module
+ len
);
1904 rel
= get_rva( module
, relocs
->VirtualAddress
);
1905 end
= get_rva( module
, relocs
->VirtualAddress
+ relocs
->Size
);
1906 delta
= (char *)module
- base
;
1908 while (rel
< end
- 1 && rel
->SizeOfBlock
)
1910 if (rel
->VirtualAddress
>= len
)
1912 WARN( "invalid address %p in relocation %p\n", get_rva( module
, rel
->VirtualAddress
), rel
);
1913 return STATUS_ACCESS_VIOLATION
;
1915 rel
= LdrProcessRelocationBlock( get_rva( module
, rel
->VirtualAddress
),
1916 (rel
->SizeOfBlock
- sizeof(*rel
)) / sizeof(USHORT
),
1917 (USHORT
*)(rel
+ 1), delta
);
1918 if (!rel
) return STATUS_INVALID_IMAGE_FORMAT
;
1921 for (i
= 0; i
< nt
->FileHeader
.NumberOfSections
; i
++)
1923 void *addr
= get_rva( module
, sec
[i
].VirtualAddress
);
1924 SIZE_T size
= sec
[i
].SizeOfRawData
;
1925 NtProtectVirtualMemory( NtCurrentProcess(), &addr
,
1926 &size
, protect_old
[i
], &protect_old
[i
] );
1929 return STATUS_SUCCESS
;
1933 /* convert PE header to 64-bit when loading a 32-bit IL-only module into a 64-bit process */
1934 static BOOL
convert_to_pe64( HMODULE module
, const pe_image_info_t
*info
)
1936 static const ULONG copy_dirs
[] = { IMAGE_DIRECTORY_ENTRY_RESOURCE
,
1937 IMAGE_DIRECTORY_ENTRY_SECURITY
,
1938 IMAGE_DIRECTORY_ENTRY_BASERELOC
,
1939 IMAGE_DIRECTORY_ENTRY_DEBUG
,
1940 IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR
};
1941 IMAGE_OPTIONAL_HEADER32 hdr32
= { IMAGE_NT_OPTIONAL_HDR32_MAGIC
};
1942 IMAGE_OPTIONAL_HEADER64 hdr64
= { IMAGE_NT_OPTIONAL_HDR64_MAGIC
};
1943 IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader( module
);
1944 SIZE_T hdr_size
= min( sizeof(hdr32
), nt
->FileHeader
.SizeOfOptionalHeader
);
1945 IMAGE_SECTION_HEADER
*sec
= (IMAGE_SECTION_HEADER
*)((char *)&nt
->OptionalHeader
+ hdr_size
);
1946 SIZE_T size
= info
->header_size
;
1947 void *addr
= module
;
1950 TRACE( "%p\n", module
);
1952 if (NtProtectVirtualMemory( NtCurrentProcess(), &addr
, &size
, PAGE_READWRITE
, &old_prot
))
1955 if ((char *)module
+ size
< (char *)(nt
+ 1) + nt
->FileHeader
.NumberOfSections
* sizeof(*sec
))
1957 NtProtectVirtualMemory( NtCurrentProcess(), &addr
, &size
, old_prot
, &old_prot
);
1961 memcpy( &hdr32
, &nt
->OptionalHeader
, hdr_size
);
1962 memcpy( &hdr64
, &hdr32
, offsetof( IMAGE_OPTIONAL_HEADER64
, SizeOfStackReserve
));
1963 hdr64
.Magic
= IMAGE_NT_OPTIONAL_HDR64_MAGIC
;
1964 hdr64
.AddressOfEntryPoint
= 0;
1965 hdr64
.ImageBase
= hdr32
.ImageBase
;
1966 hdr64
.SizeOfStackReserve
= hdr32
.SizeOfStackReserve
;
1967 hdr64
.SizeOfStackCommit
= hdr32
.SizeOfStackCommit
;
1968 hdr64
.SizeOfHeapReserve
= hdr32
.SizeOfHeapReserve
;
1969 hdr64
.SizeOfHeapCommit
= hdr32
.SizeOfHeapCommit
;
1970 hdr64
.LoaderFlags
= hdr32
.LoaderFlags
;
1971 hdr64
.NumberOfRvaAndSizes
= hdr32
.NumberOfRvaAndSizes
;
1972 for (i
= 0; i
< ARRAY_SIZE( copy_dirs
); i
++)
1973 hdr64
.DataDirectory
[copy_dirs
[i
]] = hdr32
.DataDirectory
[copy_dirs
[i
]];
1975 memmove( nt
+ 1, sec
, nt
->FileHeader
.NumberOfSections
* sizeof(*sec
) );
1976 nt
->FileHeader
.SizeOfOptionalHeader
= sizeof(hdr64
);
1977 nt
->OptionalHeader
= hdr64
;
1978 NtProtectVirtualMemory( NtCurrentProcess(), &addr
, &size
, old_prot
, &old_prot
);
1983 /* On WoW64 setups, an image mapping can also be created for the other 32/64 CPU */
1984 /* but it cannot necessarily be loaded as a dll, so we need some additional checks */
1985 static BOOL
is_valid_binary( HMODULE module
, const pe_image_info_t
*info
)
1988 return info
->machine
== IMAGE_FILE_MACHINE_I386
;
1989 #elif defined(__arm__)
1990 return info
->machine
== IMAGE_FILE_MACHINE_ARM
||
1991 info
->machine
== IMAGE_FILE_MACHINE_THUMB
||
1992 info
->machine
== IMAGE_FILE_MACHINE_ARMNT
;
1993 #elif defined(_WIN64) /* support 32-bit IL-only images on 64-bit */
1995 if (info
->machine
== IMAGE_FILE_MACHINE_AMD64
) return TRUE
;
1997 if (info
->machine
== IMAGE_FILE_MACHINE_ARM64
) return TRUE
;
1999 if (!info
->contains_code
) return TRUE
;
2000 if (!(info
->image_flags
& IMAGE_FLAGS_ComPlusNativeReady
))
2002 /* check COM header directly, ignoring runtime version */
2004 const IMAGE_COR20_HEADER
*cor_header
= RtlImageDirectoryEntryToData( module
, TRUE
,
2005 IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR
, &size
);
2006 if (!cor_header
|| !(cor_header
->Flags
& COMIMAGE_FLAGS_ILONLY
)) return FALSE
;
2008 return convert_to_pe64( module
, info
);
2010 return FALSE
; /* no wow64 support on other platforms */
2015 /******************************************************************************
2016 * load_native_dll (internal)
2018 static NTSTATUS
load_native_dll( LPCWSTR load_path
, const UNICODE_STRING
*nt_name
, HANDLE file
,
2019 DWORD flags
, WINE_MODREF
** pwm
, struct stat
*st
)
2024 IMAGE_NT_HEADERS
*nt
;
2028 pe_image_info_t image_info
;
2030 TRACE("Trying native dll %s\n", debugstr_us(nt_name
));
2033 status
= NtCreateSection( &mapping
, STANDARD_RIGHTS_REQUIRED
| SECTION_QUERY
|
2034 SECTION_MAP_READ
| SECTION_MAP_EXECUTE
,
2035 NULL
, &size
, PAGE_EXECUTE_READ
, SEC_IMAGE
, file
);
2036 if (status
!= STATUS_SUCCESS
) return status
;
2039 status
= virtual_map_section( mapping
, &module
, 0, 0, NULL
, &len
, PAGE_EXECUTE_READ
, &image_info
);
2042 if ((status
== STATUS_SUCCESS
|| status
== STATUS_IMAGE_NOT_AT_BASE
) &&
2043 !is_valid_binary( module
, &image_info
))
2045 NtUnmapViewOfSection( NtCurrentProcess(), module
);
2046 return STATUS_INVALID_IMAGE_FORMAT
;
2049 /* perform base relocation, if necessary */
2051 if (status
== STATUS_IMAGE_NOT_AT_BASE
)
2052 status
= perform_relocations( module
, len
);
2054 if (status
!= STATUS_SUCCESS
)
2056 if (module
) NtUnmapViewOfSection( NtCurrentProcess(), module
);
2060 /* create the MODREF */
2062 if (!(wm
= alloc_module( module
, nt_name
)))
2064 if (module
) NtUnmapViewOfSection( NtCurrentProcess(), module
);
2065 return STATUS_NO_MEMORY
;
2068 wm
->dev
= st
->st_dev
;
2069 wm
->ino
= st
->st_ino
;
2070 if (image_info
.loader_flags
) wm
->ldr
.Flags
|= LDR_COR_IMAGE
;
2071 if (image_info
.image_flags
& IMAGE_FLAGS_ComPlusILOnly
) wm
->ldr
.Flags
|= LDR_COR_ILONLY
;
2073 set_security_cookie( module
, len
);
2077 nt
= RtlImageNtHeader( module
);
2079 if (!(flags
& DONT_RESOLVE_DLL_REFERENCES
) &&
2080 ((nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
) ||
2081 nt
->OptionalHeader
.Subsystem
== IMAGE_SUBSYSTEM_NATIVE
))
2083 if (wm
->ldr
.Flags
& LDR_COR_ILONLY
)
2084 status
= fixup_imports_ilonly( wm
, load_path
, &wm
->ldr
.EntryPoint
);
2086 status
= fixup_imports( wm
, load_path
);
2087 if (status
!= STATUS_SUCCESS
)
2089 /* the module has only be inserted in the load & memory order lists */
2090 RemoveEntryList(&wm
->ldr
.InLoadOrderModuleList
);
2091 RemoveEntryList(&wm
->ldr
.InMemoryOrderModuleList
);
2093 /* FIXME: there are several more dangling references
2094 * left. Including dlls loaded by this dll before the
2095 * failed one. Unrolling is rather difficult with the
2096 * current structure and we can leave them lying
2097 * around with no problems, so we don't care.
2098 * As these might reference our wm, we don't free it.
2104 /* send DLL load event */
2106 SERVER_START_REQ( load_dll
)
2108 req
->base
= wine_server_client_ptr( module
);
2109 req
->dbg_offset
= nt
->FileHeader
.PointerToSymbolTable
;
2110 req
->dbg_size
= nt
->FileHeader
.NumberOfSymbols
;
2111 req
->name
= wine_server_client_ptr( &wm
->ldr
.FullDllName
.Buffer
);
2112 wine_server_add_data( req
, wm
->ldr
.FullDllName
.Buffer
, wm
->ldr
.FullDllName
.Length
);
2113 wine_server_call( req
);
2117 if ((wm
->ldr
.Flags
& LDR_IMAGE_IS_DLL
) && TRACE_ON(snoop
)) SNOOP_SetupDLL( module
);
2119 TRACE_(loaddll
)( "Loaded %s at %p: native\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
), module
);
2121 wm
->ldr
.LoadCount
= 1;
2123 return STATUS_SUCCESS
;
2127 /***********************************************************************
2130 static NTSTATUS
load_builtin_dll( LPCWSTR load_path
, const UNICODE_STRING
*nt_name
, HANDLE file
,
2131 DWORD flags
, WINE_MODREF
** pwm
)
2133 char error
[256], dllname
[MAX_PATH
];
2134 const WCHAR
*name
, *p
;
2137 struct builtin_load_info info
, *prev_info
;
2139 /* Fix the name in case we have a full path and extension */
2140 name
= nt_name
->Buffer
;
2141 if ((p
= strrchrW( name
, '\\' ))) name
= p
+ 1;
2142 if ((p
= strrchrW( name
, '/' ))) name
= p
+ 1;
2144 /* load_library will modify info.status. Note also that load_library can be
2145 * called several times, if the .so file we're loading has dependencies.
2146 * info.status will gather all the errors we may get while loading all these
2149 info
.load_path
= load_path
;
2150 info
.filename
= NULL
;
2151 info
.status
= STATUS_SUCCESS
;
2154 if (file
) /* we have a real file, try to load it */
2156 ANSI_STRING unix_name
;
2158 TRACE("Trying built-in %s\n", debugstr_us(nt_name
));
2160 if (wine_nt_to_unix_file_name( nt_name
, &unix_name
, FILE_OPEN
, FALSE
))
2161 return STATUS_DLL_NOT_FOUND
;
2162 prev_info
= builtin_load_info
;
2163 info
.filename
= nt_name
;
2164 builtin_load_info
= &info
;
2165 handle
= wine_dlopen( unix_name
.Buffer
, RTLD_NOW
, error
, sizeof(error
) );
2166 builtin_load_info
= prev_info
;
2167 RtlFreeHeap( GetProcessHeap(), 0, unix_name
.Buffer
);
2170 WARN( "failed to load .so lib for builtin %s: %s\n", debugstr_us(nt_name
), error
);
2171 return STATUS_INVALID_IMAGE_FORMAT
;
2178 TRACE("Trying built-in %s\n", debugstr_w(name
));
2180 /* we don't want to depend on the current codepage here */
2181 len
= strlenW( name
) + 1;
2182 if (len
>= sizeof(dllname
)) return STATUS_NAME_TOO_LONG
;
2183 for (i
= 0; i
< len
; i
++)
2185 if (name
[i
] > 127) return STATUS_DLL_NOT_FOUND
;
2186 dllname
[i
] = (char)name
[i
];
2187 if (dllname
[i
] >= 'A' && dllname
[i
] <= 'Z') dllname
[i
] += 'a' - 'A';
2190 prev_info
= builtin_load_info
;
2191 builtin_load_info
= &info
;
2192 handle
= wine_dll_load( dllname
, error
, sizeof(error
), &file_exists
);
2193 builtin_load_info
= prev_info
;
2198 /* The file does not exist -> WARN() */
2199 WARN("cannot open .so lib for builtin %s: %s\n", debugstr_w(name
), error
);
2200 return STATUS_DLL_NOT_FOUND
;
2202 /* ERR() for all other errors (missing functions, ...) */
2203 ERR("failed to load .so lib for builtin %s: %s\n", debugstr_w(name
), error
);
2204 return STATUS_PROCEDURE_NOT_FOUND
;
2208 if (info
.status
!= STATUS_SUCCESS
)
2210 wine_dll_unload( handle
);
2216 PLIST_ENTRY mark
, entry
;
2218 /* The constructor wasn't called, this means the .so is already
2219 * loaded under a different name. Try to find the wm for it. */
2221 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
2222 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
2224 LDR_MODULE
*mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
2225 if (mod
->Flags
& LDR_WINE_INTERNAL
&& mod
->SectionHandle
== handle
)
2227 info
.wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
2228 TRACE( "Found %s at %p for builtin %s\n",
2229 debugstr_w(info
.wm
->ldr
.FullDllName
.Buffer
), info
.wm
->ldr
.BaseAddress
,
2230 debugstr_us(nt_name
) );
2234 wine_dll_unload( handle
); /* release the libdl refcount */
2235 if (!info
.wm
) return STATUS_INVALID_IMAGE_FORMAT
;
2236 if (info
.wm
->ldr
.LoadCount
!= -1) info
.wm
->ldr
.LoadCount
++;
2240 TRACE_(loaddll
)( "Loaded %s at %p: builtin\n", debugstr_w(info
.wm
->ldr
.FullDllName
.Buffer
), info
.wm
->ldr
.BaseAddress
);
2241 info
.wm
->ldr
.LoadCount
= 1;
2242 info
.wm
->ldr
.SectionHandle
= handle
;
2246 return STATUS_SUCCESS
;
2250 /***********************************************************************
2253 * Find the full path (if any) of the dll from the activation context.
2255 static NTSTATUS
find_actctx_dll( LPCWSTR libname
, LPWSTR
*fullname
)
2257 static const WCHAR winsxsW
[] = {'\\','w','i','n','s','x','s','\\'};
2258 static const WCHAR dotManifestW
[] = {'.','m','a','n','i','f','e','s','t',0};
2260 ACTIVATION_CONTEXT_ASSEMBLY_DETAILED_INFORMATION
*info
;
2261 ACTCTX_SECTION_KEYED_DATA data
;
2262 UNICODE_STRING nameW
;
2264 SIZE_T needed
, size
= 1024;
2267 RtlInitUnicodeString( &nameW
, libname
);
2268 data
.cbSize
= sizeof(data
);
2269 status
= RtlFindActivationContextSectionString( FIND_ACTCTX_SECTION_KEY_RETURN_HACTCTX
, NULL
,
2270 ACTIVATION_CONTEXT_SECTION_DLL_REDIRECTION
,
2272 if (status
!= STATUS_SUCCESS
) return status
;
2276 if (!(info
= RtlAllocateHeap( GetProcessHeap(), 0, size
)))
2278 status
= STATUS_NO_MEMORY
;
2281 status
= RtlQueryInformationActivationContext( 0, data
.hActCtx
, &data
.ulAssemblyRosterIndex
,
2282 AssemblyDetailedInformationInActivationContext
,
2283 info
, size
, &needed
);
2284 if (status
== STATUS_SUCCESS
) break;
2285 if (status
!= STATUS_BUFFER_TOO_SMALL
) goto done
;
2286 RtlFreeHeap( GetProcessHeap(), 0, info
);
2288 /* restart with larger buffer */
2291 if (!info
->lpAssemblyManifestPath
|| !info
->lpAssemblyDirectoryName
)
2293 status
= STATUS_SXS_KEY_NOT_FOUND
;
2297 if ((p
= strrchrW( info
->lpAssemblyManifestPath
, '\\' )))
2299 DWORD dirlen
= info
->ulAssemblyDirectoryNameLength
/ sizeof(WCHAR
);
2302 if (strncmpiW( p
, info
->lpAssemblyDirectoryName
, dirlen
) || strcmpiW( p
+ dirlen
, dotManifestW
))
2304 /* manifest name does not match directory name, so it's not a global
2305 * windows/winsxs manifest; use the manifest directory name instead */
2306 dirlen
= p
- info
->lpAssemblyManifestPath
;
2307 needed
= (dirlen
+ 1) * sizeof(WCHAR
) + nameW
.Length
;
2308 if (!(*fullname
= p
= RtlAllocateHeap( GetProcessHeap(), 0, needed
)))
2310 status
= STATUS_NO_MEMORY
;
2313 memcpy( p
, info
->lpAssemblyManifestPath
, dirlen
* sizeof(WCHAR
) );
2315 strcpyW( p
, libname
);
2320 needed
= (strlenW(user_shared_data
->NtSystemRoot
) * sizeof(WCHAR
) +
2321 sizeof(winsxsW
) + info
->ulAssemblyDirectoryNameLength
+ nameW
.Length
+ 2*sizeof(WCHAR
));
2323 if (!(*fullname
= p
= RtlAllocateHeap( GetProcessHeap(), 0, needed
)))
2325 status
= STATUS_NO_MEMORY
;
2328 strcpyW( p
, user_shared_data
->NtSystemRoot
);
2330 memcpy( p
, winsxsW
, sizeof(winsxsW
) );
2331 p
+= ARRAY_SIZE( winsxsW
);
2332 memcpy( p
, info
->lpAssemblyDirectoryName
, info
->ulAssemblyDirectoryNameLength
);
2333 p
+= info
->ulAssemblyDirectoryNameLength
/ sizeof(WCHAR
);
2335 strcpyW( p
, libname
);
2337 RtlFreeHeap( GetProcessHeap(), 0, info
);
2338 RtlReleaseActivationContext( data
.hActCtx
);
2343 /***********************************************************************
2346 * Open a file for a new dll. Helper for find_dll_file.
2348 static HANDLE
open_dll_file( UNICODE_STRING
*nt_name
, WINE_MODREF
**pwm
, struct stat
*st
)
2350 OBJECT_ATTRIBUTES attr
;
2353 int fd
, needs_close
;
2355 if ((*pwm
= find_fullname_module( nt_name
))) return 0;
2357 attr
.Length
= sizeof(attr
);
2358 attr
.RootDirectory
= 0;
2359 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
2360 attr
.ObjectName
= nt_name
;
2361 attr
.SecurityDescriptor
= NULL
;
2362 attr
.SecurityQualityOfService
= NULL
;
2363 if (NtOpenFile( &handle
, GENERIC_READ
| SYNCHRONIZE
, &attr
, &io
, FILE_SHARE_READ
| FILE_SHARE_DELETE
,
2364 FILE_SYNCHRONOUS_IO_NONALERT
| FILE_NON_DIRECTORY_FILE
))
2367 if (!server_get_unix_fd( handle
, 0, &fd
, &needs_close
, NULL
, NULL
))
2370 if (needs_close
) close( fd
);
2371 if ((*pwm
= find_fileid_module( st
)))
2373 TRACE( "%s is the same file as existing module %p %s\n", debugstr_w( nt_name
->Buffer
),
2374 (*pwm
)->ldr
.BaseAddress
, debugstr_w( (*pwm
)->ldr
.FullDllName
.Buffer
));
2383 /***********************************************************************
2386 * Search for dll in the specified paths.
2388 static NTSTATUS
search_dll_file( LPCWSTR paths
, LPCWSTR search
, UNICODE_STRING
*nt_name
)
2391 NTSTATUS status
= STATUS_DLL_NOT_FOUND
;
2392 ULONG len
= strlenW( paths
);
2394 if (len
< strlenW( system_dir
)) len
= strlenW( system_dir
);
2395 len
+= strlenW( search
) + 2;
2397 if (!(name
= RtlAllocateHeap( GetProcessHeap(), 0, len
* sizeof(WCHAR
) )))
2398 return STATUS_NO_MEMORY
;
2402 LPCWSTR ptr
= paths
;
2404 while (*ptr
&& *ptr
!= ';') ptr
++;
2406 if (*ptr
== ';') ptr
++;
2407 memcpy( name
, paths
, len
* sizeof(WCHAR
) );
2408 if (len
&& name
[len
- 1] != '\\') name
[len
++] = '\\';
2409 strcpyW( name
+ len
, search
);
2410 if (RtlDoesFileExists_U( name
))
2412 if (!RtlDosPathNameToNtPathName_U( name
, nt_name
, NULL
, NULL
))
2413 status
= STATUS_NO_MEMORY
;
2415 status
= STATUS_SUCCESS
;
2421 /* not found, return file in the system dir to be loaded as builtin */
2422 strcpyW( name
, system_dir
);
2423 strcatW( name
, search
);
2424 if (!RtlDosPathNameToNtPathName_U( name
, nt_name
, NULL
, NULL
)) status
= STATUS_NO_MEMORY
;
2427 RtlFreeHeap( GetProcessHeap(), 0, name
);
2432 /***********************************************************************
2435 * Find the file (or already loaded module) for a given dll name.
2437 static NTSTATUS
find_dll_file( const WCHAR
*load_path
, const WCHAR
*libname
,
2438 UNICODE_STRING
*nt_name
, WINE_MODREF
**pwm
,
2439 HANDLE
*handle
, struct stat
*st
)
2441 WCHAR
*ext
, *dllname
;
2444 /* first append .dll if needed */
2448 if (!(ext
= strrchrW( libname
, '.')) || strchrW( ext
, '/' ) || strchrW( ext
, '\\'))
2450 if (!(dllname
= RtlAllocateHeap( GetProcessHeap(), 0,
2451 (strlenW(libname
) * sizeof(WCHAR
)) + sizeof(dllW
) )))
2452 return STATUS_NO_MEMORY
;
2453 strcpyW( dllname
, libname
);
2454 strcatW( dllname
, dllW
);
2458 nt_name
->Buffer
= NULL
;
2460 if (!contains_path( libname
))
2462 WCHAR
*fullname
= NULL
;
2464 if ((*pwm
= find_basename_module( libname
)) != NULL
) goto found
;
2466 status
= find_actctx_dll( libname
, &fullname
);
2467 if (status
== STATUS_SUCCESS
)
2469 TRACE ("found %s for %s\n", debugstr_w(fullname
), debugstr_w(libname
) );
2470 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
2471 libname
= dllname
= fullname
;
2473 else if (status
!= STATUS_SXS_KEY_NOT_FOUND
)
2475 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
2480 if (RtlDetermineDosPathNameType_U( libname
) == RELATIVE_PATH
)
2482 /* we need to search for it */
2483 if (!(status
= search_dll_file( load_path
, libname
, nt_name
)))
2485 *handle
= open_dll_file( nt_name
, pwm
, st
);
2487 else if (status
!= STATUS_DLL_NOT_FOUND
)
2489 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
2495 /* absolute path name */
2497 if (!RtlDosPathNameToNtPathName_U( libname
, nt_name
, NULL
, NULL
))
2499 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
2500 return STATUS_NO_MEMORY
;
2502 *handle
= open_dll_file( nt_name
, pwm
, st
);
2505 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
2506 return STATUS_SUCCESS
;
2510 /***********************************************************************
2511 * load_dll (internal)
2513 * Load a PE style module according to the load order.
2514 * The loader_section must be locked while calling this function.
2516 static NTSTATUS
load_dll( LPCWSTR load_path
, LPCWSTR libname
, DWORD flags
, WINE_MODREF
** pwm
)
2518 enum loadorder loadorder
;
2519 WINE_MODREF
*main_exe
;
2520 UNICODE_STRING nt_name
;
2525 TRACE( "looking for %s in %s\n", debugstr_w(libname
), debugstr_w(load_path
) );
2528 nts
= find_dll_file( load_path
, libname
, &nt_name
, pwm
, &handle
, &st
);
2529 if (nts
) return nts
;
2531 if (*pwm
) /* found already loaded module */
2533 if ((*pwm
)->ldr
.LoadCount
!= -1) (*pwm
)->ldr
.LoadCount
++;
2535 TRACE("Found %s for %s at %p, count=%d\n",
2536 debugstr_w((*pwm
)->ldr
.FullDllName
.Buffer
), debugstr_w(libname
),
2537 (*pwm
)->ldr
.BaseAddress
, (*pwm
)->ldr
.LoadCount
);
2538 RtlFreeUnicodeString( &nt_name
);
2539 return STATUS_SUCCESS
;
2542 main_exe
= get_modref( NtCurrentTeb()->Peb
->ImageBaseAddress
);
2543 loadorder
= get_load_order( main_exe
? main_exe
->ldr
.BaseDllName
.Buffer
: NULL
, &nt_name
);
2545 if (handle
&& is_fake_dll( handle
))
2547 TRACE( "%s is a fake Wine dll\n", debugstr_us(&nt_name
) );
2555 nts
= STATUS_NO_MEMORY
;
2558 nts
= STATUS_DLL_NOT_FOUND
;
2561 case LO_NATIVE_BUILTIN
:
2562 if (!handle
) nts
= STATUS_DLL_NOT_FOUND
;
2565 nts
= load_native_dll( load_path
, &nt_name
, handle
, flags
, pwm
, &st
);
2566 if (nts
== STATUS_INVALID_IMAGE_NOT_MZ
)
2567 /* not in PE format, maybe it's a builtin */
2568 nts
= load_builtin_dll( load_path
, &nt_name
, handle
, flags
, pwm
);
2570 if (nts
== STATUS_DLL_NOT_FOUND
&& loadorder
== LO_NATIVE_BUILTIN
)
2571 nts
= load_builtin_dll( load_path
, &nt_name
, 0, flags
, pwm
);
2574 case LO_BUILTIN_NATIVE
:
2575 case LO_DEFAULT
: /* default is builtin,native */
2576 nts
= load_builtin_dll( load_path
, &nt_name
, handle
, flags
, pwm
);
2577 if (!handle
) break; /* nothing else we can try */
2578 /* file is not a builtin library, try without using the specified file */
2579 if (nts
!= STATUS_SUCCESS
)
2580 nts
= load_builtin_dll( load_path
, &nt_name
, 0, flags
, pwm
);
2581 if (nts
== STATUS_SUCCESS
&& loadorder
== LO_DEFAULT
&&
2582 (MODULE_InitDLL( *pwm
, DLL_WINE_PREATTACH
, NULL
) != STATUS_SUCCESS
))
2584 /* stub-only dll, try native */
2585 TRACE( "%s pre-attach returned FALSE, preferring native\n", debugstr_us(&nt_name
) );
2586 LdrUnloadDll( (*pwm
)->ldr
.BaseAddress
);
2587 nts
= STATUS_DLL_NOT_FOUND
;
2589 if (nts
== STATUS_DLL_NOT_FOUND
&& loadorder
!= LO_BUILTIN
)
2590 nts
= load_native_dll( load_path
, &nt_name
, handle
, flags
, pwm
, &st
);
2594 if (nts
== STATUS_SUCCESS
)
2595 TRACE("Loaded module %s (%s) at %p\n", debugstr_us(&nt_name
),
2596 ((*pwm
)->ldr
.Flags
& LDR_WINE_INTERNAL
) ? "builtin" : "native", (*pwm
)->ldr
.BaseAddress
);
2598 WARN("Failed to load module %s; status=%x\n", debugstr_w(libname
), nts
);
2600 if (handle
) NtClose( handle
);
2601 RtlFreeUnicodeString( &nt_name
);
2605 /******************************************************************
2606 * LdrLoadDll (NTDLL.@)
2608 NTSTATUS WINAPI DECLSPEC_HOTPATCH
LdrLoadDll(LPCWSTR path_name
, DWORD flags
,
2609 const UNICODE_STRING
*libname
, HMODULE
* hModule
)
2614 RtlEnterCriticalSection( &loader_section
);
2616 if (!path_name
) path_name
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
2617 nts
= load_dll( path_name
, libname
->Buffer
, flags
, &wm
);
2619 if (nts
== STATUS_SUCCESS
&& !(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
))
2621 nts
= process_attach( wm
, NULL
);
2622 if (nts
!= STATUS_SUCCESS
)
2624 LdrUnloadDll(wm
->ldr
.BaseAddress
);
2628 *hModule
= (wm
) ? wm
->ldr
.BaseAddress
: NULL
;
2630 RtlLeaveCriticalSection( &loader_section
);
2635 /******************************************************************
2636 * LdrGetDllHandle (NTDLL.@)
2638 NTSTATUS WINAPI
LdrGetDllHandle( LPCWSTR load_path
, ULONG flags
, const UNICODE_STRING
*name
, HMODULE
*base
)
2641 UNICODE_STRING nt_name
;
2646 RtlEnterCriticalSection( &loader_section
);
2648 if (!load_path
) load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
2650 status
= find_dll_file( load_path
, name
->Buffer
, &nt_name
, &wm
, &handle
, &st
);
2651 if (handle
) NtClose( handle
);
2652 RtlFreeUnicodeString( &nt_name
);
2654 if (status
== STATUS_SUCCESS
)
2656 if (wm
) *base
= wm
->ldr
.BaseAddress
;
2657 else status
= STATUS_DLL_NOT_FOUND
;
2660 RtlLeaveCriticalSection( &loader_section
);
2661 TRACE( "%s -> %p (load path %s)\n", debugstr_us(name
), status
? NULL
: *base
, debugstr_w(load_path
) );
2666 /******************************************************************
2667 * LdrAddRefDll (NTDLL.@)
2669 NTSTATUS WINAPI
LdrAddRefDll( ULONG flags
, HMODULE module
)
2671 NTSTATUS ret
= STATUS_SUCCESS
;
2674 if (flags
& ~LDR_ADDREF_DLL_PIN
) FIXME( "%p flags %x not implemented\n", module
, flags
);
2676 RtlEnterCriticalSection( &loader_section
);
2678 if ((wm
= get_modref( module
)))
2680 if (flags
& LDR_ADDREF_DLL_PIN
)
2681 wm
->ldr
.LoadCount
= -1;
2683 if (wm
->ldr
.LoadCount
!= -1) wm
->ldr
.LoadCount
++;
2684 TRACE( "(%s) ldr.LoadCount: %d\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), wm
->ldr
.LoadCount
);
2686 else ret
= STATUS_INVALID_PARAMETER
;
2688 RtlLeaveCriticalSection( &loader_section
);
2693 /***********************************************************************
2694 * LdrProcessRelocationBlock (NTDLL.@)
2696 * Apply relocations to a given page of a mapped PE image.
2698 IMAGE_BASE_RELOCATION
* WINAPI
LdrProcessRelocationBlock( void *page
, UINT count
,
2699 USHORT
*relocs
, INT_PTR delta
)
2703 USHORT offset
= *relocs
& 0xfff;
2704 int type
= *relocs
>> 12;
2707 case IMAGE_REL_BASED_ABSOLUTE
:
2709 case IMAGE_REL_BASED_HIGH
:
2710 *(short *)((char *)page
+ offset
) += HIWORD(delta
);
2712 case IMAGE_REL_BASED_LOW
:
2713 *(short *)((char *)page
+ offset
) += LOWORD(delta
);
2715 case IMAGE_REL_BASED_HIGHLOW
:
2716 *(int *)((char *)page
+ offset
) += delta
;
2719 case IMAGE_REL_BASED_DIR64
:
2720 *(INT_PTR
*)((char *)page
+ offset
) += delta
;
2722 #elif defined(__arm__)
2723 case IMAGE_REL_BASED_THUMB_MOV32
:
2725 DWORD inst
= *(INT_PTR
*)((char *)page
+ offset
);
2726 DWORD imm16
= ((inst
<< 1) & 0x0800) + ((inst
<< 12) & 0xf000) +
2727 ((inst
>> 20) & 0x0700) + ((inst
>> 16) & 0x00ff);
2730 if ((inst
& 0x8000fbf0) != 0x0000f240)
2731 ERR("wrong Thumb2 instruction %08x, expected MOVW\n", inst
);
2733 imm16
+= LOWORD(delta
);
2734 hi_delta
= HIWORD(delta
) + HIWORD(imm16
);
2735 *(INT_PTR
*)((char *)page
+ offset
) = (inst
& 0x8f00fbf0) + ((imm16
>> 1) & 0x0400) +
2736 ((imm16
>> 12) & 0x000f) +
2737 ((imm16
<< 20) & 0x70000000) +
2738 ((imm16
<< 16) & 0xff0000);
2742 inst
= *(INT_PTR
*)((char *)page
+ offset
+ 4);
2743 imm16
= ((inst
<< 1) & 0x0800) + ((inst
<< 12) & 0xf000) +
2744 ((inst
>> 20) & 0x0700) + ((inst
>> 16) & 0x00ff);
2746 if ((inst
& 0x8000fbf0) != 0x0000f2c0)
2747 ERR("wrong Thumb2 instruction %08x, expected MOVT\n", inst
);
2751 ERR("resulting immediate value won't fit: %08x\n", imm16
);
2752 *(INT_PTR
*)((char *)page
+ offset
+ 4) = (inst
& 0x8f00fbf0) +
2753 ((imm16
>> 1) & 0x0400) +
2754 ((imm16
>> 12) & 0x000f) +
2755 ((imm16
<< 20) & 0x70000000) +
2756 ((imm16
<< 16) & 0xff0000);
2762 FIXME("Unknown/unsupported fixup type %x.\n", type
);
2767 return (IMAGE_BASE_RELOCATION
*)relocs
; /* return address of next block */
2771 /******************************************************************
2772 * LdrQueryProcessModuleInformation
2775 NTSTATUS WINAPI
LdrQueryProcessModuleInformation(PSYSTEM_MODULE_INFORMATION smi
,
2776 ULONG buf_size
, ULONG
* req_size
)
2778 SYSTEM_MODULE
* sm
= &smi
->Modules
[0];
2779 ULONG size
= sizeof(ULONG
);
2780 NTSTATUS nts
= STATUS_SUCCESS
;
2783 PLIST_ENTRY mark
, entry
;
2787 smi
->ModulesCount
= 0;
2789 RtlEnterCriticalSection( &loader_section
);
2790 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
2791 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
2793 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
2794 size
+= sizeof(*sm
);
2795 if (size
<= buf_size
)
2797 sm
->Reserved1
= 0; /* FIXME */
2798 sm
->Reserved2
= 0; /* FIXME */
2799 sm
->ImageBaseAddress
= mod
->BaseAddress
;
2800 sm
->ImageSize
= mod
->SizeOfImage
;
2801 sm
->Flags
= mod
->Flags
;
2803 sm
->Rank
= 0; /* FIXME */
2804 sm
->Unknown
= 0; /* FIXME */
2806 str
.MaximumLength
= MAXIMUM_FILENAME_LENGTH
;
2807 str
.Buffer
= (char*)sm
->Name
;
2808 RtlUnicodeStringToAnsiString(&str
, &mod
->FullDllName
, FALSE
);
2809 ptr
= strrchr(str
.Buffer
, '\\');
2810 sm
->NameOffset
= (ptr
!= NULL
) ? (ptr
- str
.Buffer
+ 1) : 0;
2812 smi
->ModulesCount
++;
2815 else nts
= STATUS_INFO_LENGTH_MISMATCH
;
2817 RtlLeaveCriticalSection( &loader_section
);
2819 if (req_size
) *req_size
= size
;
2825 static NTSTATUS
query_dword_option( HANDLE hkey
, LPCWSTR name
, ULONG
*value
)
2831 KEY_VALUE_PARTIAL_INFORMATION
*info
= (KEY_VALUE_PARTIAL_INFORMATION
*)buffer
;
2833 RtlInitUnicodeString( &str
, name
);
2835 size
= sizeof(buffer
) - sizeof(WCHAR
);
2836 if ((status
= NtQueryValueKey( hkey
, &str
, KeyValuePartialInformation
, buffer
, size
, &size
)))
2839 if (info
->Type
!= REG_DWORD
)
2841 buffer
[size
/ sizeof(WCHAR
)] = 0;
2842 *value
= strtoulW( (WCHAR
*)info
->Data
, 0, 16 );
2844 else memcpy( value
, info
->Data
, sizeof(*value
) );
2848 static NTSTATUS
query_string_option( HANDLE hkey
, LPCWSTR name
, ULONG type
,
2849 void *data
, ULONG in_size
, ULONG
*out_size
)
2855 KEY_VALUE_PARTIAL_INFORMATION
*info
;
2856 static const int info_size
= FIELD_OFFSET( KEY_VALUE_PARTIAL_INFORMATION
, Data
);
2858 RtlInitUnicodeString( &str
, name
);
2860 size
= info_size
+ in_size
;
2861 if (!(buffer
= RtlAllocateHeap( GetProcessHeap(), 0, size
))) return STATUS_NO_MEMORY
;
2862 info
= (KEY_VALUE_PARTIAL_INFORMATION
*)buffer
;
2863 status
= NtQueryValueKey( hkey
, &str
, KeyValuePartialInformation
, buffer
, size
, &size
);
2864 if (!status
|| status
== STATUS_BUFFER_OVERFLOW
)
2866 if (out_size
) *out_size
= info
->DataLength
;
2867 if (data
&& !status
) memcpy( data
, info
->Data
, info
->DataLength
);
2869 RtlFreeHeap( GetProcessHeap(), 0, buffer
);
2874 /******************************************************************
2875 * LdrQueryImageFileExecutionOptions (NTDLL.@)
2877 NTSTATUS WINAPI
LdrQueryImageFileExecutionOptions( const UNICODE_STRING
*key
, LPCWSTR value
, ULONG type
,
2878 void *data
, ULONG in_size
, ULONG
*out_size
)
2880 static const WCHAR optionsW
[] = {'M','a','c','h','i','n','e','\\',
2881 'S','o','f','t','w','a','r','e','\\',
2882 'M','i','c','r','o','s','o','f','t','\\',
2883 'W','i','n','d','o','w','s',' ','N','T','\\',
2884 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
2885 'I','m','a','g','e',' ','F','i','l','e',' ',
2886 'E','x','e','c','u','t','i','o','n',' ','O','p','t','i','o','n','s','\\'};
2887 WCHAR path
[MAX_PATH
+ ARRAY_SIZE( optionsW
)];
2888 OBJECT_ATTRIBUTES attr
;
2889 UNICODE_STRING name_str
;
2895 attr
.Length
= sizeof(attr
);
2896 attr
.RootDirectory
= 0;
2897 attr
.ObjectName
= &name_str
;
2898 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
2899 attr
.SecurityDescriptor
= NULL
;
2900 attr
.SecurityQualityOfService
= NULL
;
2902 if ((p
= memrchrW( key
->Buffer
, '\\', key
->Length
/ sizeof(WCHAR
) ))) p
++;
2903 else p
= key
->Buffer
;
2904 len
= key
->Length
- (p
- key
->Buffer
) * sizeof(WCHAR
);
2905 name_str
.Buffer
= path
;
2906 name_str
.Length
= sizeof(optionsW
) + len
;
2907 name_str
.MaximumLength
= name_str
.Length
;
2908 memcpy( path
, optionsW
, sizeof(optionsW
) );
2909 memcpy( path
+ ARRAY_SIZE( optionsW
), p
, len
);
2910 if ((status
= NtOpenKey( &hkey
, KEY_QUERY_VALUE
, &attr
))) return status
;
2912 if (type
== REG_DWORD
)
2914 if (out_size
) *out_size
= sizeof(ULONG
);
2915 if (in_size
>= sizeof(ULONG
)) status
= query_dword_option( hkey
, value
, data
);
2916 else status
= STATUS_BUFFER_OVERFLOW
;
2918 else status
= query_string_option( hkey
, value
, type
, data
, in_size
, out_size
);
2925 /******************************************************************
2926 * RtlDllShutdownInProgress (NTDLL.@)
2928 BOOLEAN WINAPI
RtlDllShutdownInProgress(void)
2930 return process_detaching
;
2933 /****************************************************************************
2934 * LdrResolveDelayLoadedAPI (NTDLL.@)
2936 void* WINAPI
LdrResolveDelayLoadedAPI( void* base
, const IMAGE_DELAYLOAD_DESCRIPTOR
* desc
,
2937 PDELAYLOAD_FAILURE_DLL_CALLBACK dllhook
,
2938 PDELAYLOAD_FAILURE_SYSTEM_ROUTINE syshook
,
2939 IMAGE_THUNK_DATA
* addr
, ULONG flags
)
2941 IMAGE_THUNK_DATA
*pIAT
, *pINT
;
2942 DELAYLOAD_INFO delayinfo
;
2950 FIXME("(%p, %p, %p, %p, %p, 0x%08x), partial stub\n", base
, desc
, dllhook
, syshook
, addr
, flags
);
2952 phmod
= get_rva(base
, desc
->ModuleHandleRVA
);
2953 pIAT
= get_rva(base
, desc
->ImportAddressTableRVA
);
2954 pINT
= get_rva(base
, desc
->ImportNameTableRVA
);
2955 name
= get_rva(base
, desc
->DllNameRVA
);
2960 if (!RtlCreateUnicodeStringFromAsciiz(&mod
, name
))
2962 nts
= STATUS_NO_MEMORY
;
2965 nts
= LdrLoadDll(NULL
, 0, &mod
, phmod
);
2966 RtlFreeUnicodeString(&mod
);
2970 if (IMAGE_SNAP_BY_ORDINAL(pINT
[id
].u1
.Ordinal
))
2971 nts
= LdrGetProcedureAddress(*phmod
, NULL
, LOWORD(pINT
[id
].u1
.Ordinal
), (void**)&fp
);
2974 const IMAGE_IMPORT_BY_NAME
* iibn
= get_rva(base
, pINT
[id
].u1
.AddressOfData
);
2977 RtlInitAnsiString(&fnc
, (char*)iibn
->Name
);
2978 nts
= LdrGetProcedureAddress(*phmod
, &fnc
, 0, (void**)&fp
);
2982 pIAT
[id
].u1
.Function
= (ULONG_PTR
)fp
;
2987 delayinfo
.Size
= sizeof(delayinfo
);
2988 delayinfo
.DelayloadDescriptor
= desc
;
2989 delayinfo
.ThunkAddress
= addr
;
2990 delayinfo
.TargetDllName
= name
;
2991 delayinfo
.TargetApiDescriptor
.ImportDescribedByName
= !IMAGE_SNAP_BY_ORDINAL(pINT
[id
].u1
.Ordinal
);
2992 delayinfo
.TargetApiDescriptor
.Description
.Ordinal
= LOWORD(pINT
[id
].u1
.Ordinal
);
2993 delayinfo
.TargetModuleBase
= *phmod
;
2994 delayinfo
.Unused
= NULL
;
2995 delayinfo
.LastError
= nts
;
2998 return dllhook(4, &delayinfo
);
3000 if (IMAGE_SNAP_BY_ORDINAL(pINT
[id
].u1
.Ordinal
))
3002 DWORD_PTR ord
= LOWORD(pINT
[id
].u1
.Ordinal
);
3003 return syshook(name
, (const char *)ord
);
3007 const IMAGE_IMPORT_BY_NAME
* iibn
= get_rva(base
, pINT
[id
].u1
.AddressOfData
);
3008 return syshook(name
, (const char *)iibn
->Name
);
3012 /******************************************************************
3013 * LdrShutdownProcess (NTDLL.@)
3016 void WINAPI
LdrShutdownProcess(void)
3019 process_detaching
= TRUE
;
3024 /******************************************************************
3025 * RtlExitUserProcess (NTDLL.@)
3027 void WINAPI
RtlExitUserProcess( DWORD status
)
3029 RtlEnterCriticalSection( &loader_section
);
3030 RtlAcquirePebLock();
3031 NtTerminateProcess( 0, status
);
3032 LdrShutdownProcess();
3033 NtTerminateProcess( GetCurrentProcess(), status
);
3037 /******************************************************************
3038 * LdrShutdownThread (NTDLL.@)
3041 void WINAPI
LdrShutdownThread(void)
3043 PLIST_ENTRY mark
, entry
;
3050 /* don't do any detach calls if process is exiting */
3051 if (process_detaching
) return;
3053 RtlEnterCriticalSection( &loader_section
);
3055 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
3056 for (entry
= mark
->Blink
; entry
!= mark
; entry
= entry
->Blink
)
3058 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
,
3059 InInitializationOrderModuleList
);
3060 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
3062 if ( mod
->Flags
& LDR_NO_DLL_CALLS
)
3065 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
3066 DLL_THREAD_DETACH
, NULL
);
3069 RtlAcquirePebLock();
3070 RemoveEntryList( &NtCurrentTeb()->TlsLinks
);
3071 RtlReleasePebLock();
3073 if ((pointers
= NtCurrentTeb()->ThreadLocalStoragePointer
))
3075 for (i
= 0; i
< tls_module_count
; i
++) RtlFreeHeap( GetProcessHeap(), 0, pointers
[i
] );
3076 RtlFreeHeap( GetProcessHeap(), 0, pointers
);
3078 RtlFreeHeap( GetProcessHeap(), 0, NtCurrentTeb()->FlsSlots
);
3079 RtlFreeHeap( GetProcessHeap(), 0, NtCurrentTeb()->TlsExpansionSlots
);
3080 RtlLeaveCriticalSection( &loader_section
);
3084 /***********************************************************************
3088 static void free_modref( WINE_MODREF
*wm
)
3090 RemoveEntryList(&wm
->ldr
.InLoadOrderModuleList
);
3091 RemoveEntryList(&wm
->ldr
.InMemoryOrderModuleList
);
3092 if (wm
->ldr
.InInitializationOrderModuleList
.Flink
)
3093 RemoveEntryList(&wm
->ldr
.InInitializationOrderModuleList
);
3095 TRACE(" unloading %s\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
));
3096 if (!TRACE_ON(module
))
3097 TRACE_(loaddll
)("Unloaded module %s : %s\n",
3098 debugstr_w(wm
->ldr
.FullDllName
.Buffer
),
3099 (wm
->ldr
.Flags
& LDR_WINE_INTERNAL
) ? "builtin" : "native" );
3101 SERVER_START_REQ( unload_dll
)
3103 req
->base
= wine_server_client_ptr( wm
->ldr
.BaseAddress
);
3104 wine_server_call( req
);
3108 free_tls_slot( &wm
->ldr
);
3109 RtlReleaseActivationContext( wm
->ldr
.ActivationContext
);
3110 if (wm
->ldr
.Flags
& LDR_WINE_INTERNAL
) wine_dll_unload( wm
->ldr
.SectionHandle
);
3111 NtUnmapViewOfSection( NtCurrentProcess(), wm
->ldr
.BaseAddress
);
3112 if (cached_modref
== wm
) cached_modref
= NULL
;
3113 RtlFreeUnicodeString( &wm
->ldr
.FullDllName
);
3114 RtlFreeHeap( GetProcessHeap(), 0, wm
->deps
);
3115 RtlFreeHeap( GetProcessHeap(), 0, wm
);
3118 /***********************************************************************
3119 * MODULE_FlushModrefs
3121 * Remove all unused modrefs and call the internal unloading routines
3122 * for the library type.
3124 * The loader_section must be locked while calling this function.
3126 static void MODULE_FlushModrefs(void)
3128 PLIST_ENTRY mark
, entry
, prev
;
3132 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
3133 for (entry
= mark
->Blink
; entry
!= mark
; entry
= prev
)
3135 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InInitializationOrderModuleList
);
3136 wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
3137 prev
= entry
->Blink
;
3138 if (!mod
->LoadCount
) free_modref( wm
);
3141 /* check load order list too for modules that haven't been initialized yet */
3142 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
3143 for (entry
= mark
->Blink
; entry
!= mark
; entry
= prev
)
3145 mod
= CONTAINING_RECORD(entry
, LDR_MODULE
, InLoadOrderModuleList
);
3146 wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
3147 prev
= entry
->Blink
;
3148 if (!mod
->LoadCount
) free_modref( wm
);
3152 /***********************************************************************
3153 * MODULE_DecRefCount
3155 * The loader_section must be locked while calling this function.
3157 static void MODULE_DecRefCount( WINE_MODREF
*wm
)
3161 if ( wm
->ldr
.Flags
& LDR_UNLOAD_IN_PROGRESS
)
3164 if ( wm
->ldr
.LoadCount
<= 0 )
3167 --wm
->ldr
.LoadCount
;
3168 TRACE("(%s) ldr.LoadCount: %d\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), wm
->ldr
.LoadCount
);
3170 if ( wm
->ldr
.LoadCount
== 0 )
3172 wm
->ldr
.Flags
|= LDR_UNLOAD_IN_PROGRESS
;
3174 for ( i
= 0; i
< wm
->nDeps
; i
++ )
3176 MODULE_DecRefCount( wm
->deps
[i
] );
3178 wm
->ldr
.Flags
&= ~LDR_UNLOAD_IN_PROGRESS
;
3182 /******************************************************************
3183 * LdrUnloadDll (NTDLL.@)
3187 NTSTATUS WINAPI
LdrUnloadDll( HMODULE hModule
)
3190 NTSTATUS retv
= STATUS_SUCCESS
;
3192 if (process_detaching
) return retv
;
3194 TRACE("(%p)\n", hModule
);
3196 RtlEnterCriticalSection( &loader_section
);
3199 if ((wm
= get_modref( hModule
)) != NULL
)
3201 TRACE("(%s) - START\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
));
3203 /* Recursively decrement reference counts */
3204 MODULE_DecRefCount( wm
);
3206 /* Call process detach notifications */
3207 if ( free_lib_count
<= 1 )
3210 MODULE_FlushModrefs();
3216 retv
= STATUS_DLL_NOT_FOUND
;
3220 RtlLeaveCriticalSection( &loader_section
);
3225 /***********************************************************************
3226 * RtlImageNtHeader (NTDLL.@)
3228 PIMAGE_NT_HEADERS WINAPI
RtlImageNtHeader(HMODULE hModule
)
3230 IMAGE_NT_HEADERS
*ret
;
3234 IMAGE_DOS_HEADER
*dos
= (IMAGE_DOS_HEADER
*)hModule
;
3237 if (dos
->e_magic
== IMAGE_DOS_SIGNATURE
)
3239 ret
= (IMAGE_NT_HEADERS
*)((char *)dos
+ dos
->e_lfanew
);
3240 if (ret
->Signature
!= IMAGE_NT_SIGNATURE
) ret
= NULL
;
3252 /***********************************************************************
3255 * Attach to all the loaded dlls.
3256 * If this is the first time, perform the full process initialization.
3258 NTSTATUS
attach_dlls( CONTEXT
*context
, void **entry
)
3262 LPCWSTR load_path
= NtCurrentTeb()->Peb
->ProcessParameters
->DllPath
.Buffer
;
3264 pthread_sigmask( SIG_UNBLOCK
, &server_block_set
, NULL
);
3266 if (process_detaching
) return STATUS_SUCCESS
;
3268 RtlEnterCriticalSection( &loader_section
);
3270 wm
= get_modref( NtCurrentTeb()->Peb
->ImageBaseAddress
);
3273 if (!imports_fixup_done
)
3276 if (wm
->ldr
.Flags
& LDR_COR_ILONLY
)
3277 status
= fixup_imports_ilonly( wm
, load_path
, entry
);
3279 status
= fixup_imports( wm
, load_path
);
3283 ERR( "Importing dlls for %s failed, status %x\n",
3284 debugstr_w(NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
3285 NtTerminateProcess( GetCurrentProcess(), status
);
3287 imports_fixup_done
= TRUE
;
3290 RtlAcquirePebLock();
3291 InsertHeadList( &tls_links
, &NtCurrentTeb()->TlsLinks
);
3292 RtlReleasePebLock();
3294 if (!(wm
->ldr
.Flags
& LDR_PROCESS_ATTACHED
)) /* first time around */
3296 if ((status
= alloc_thread_tls()) != STATUS_SUCCESS
)
3298 ERR( "TLS init failed when loading %s, status %x\n",
3299 debugstr_w(NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
3300 NtTerminateProcess( GetCurrentProcess(), status
);
3302 if ((status
= process_attach( wm
, context
)) != STATUS_SUCCESS
)
3304 if (last_failed_modref
)
3305 ERR( "%s failed to initialize, aborting\n",
3306 debugstr_w(last_failed_modref
->ldr
.BaseDllName
.Buffer
) + 1 );
3307 ERR( "Initializing dlls for %s failed, status %x\n",
3308 debugstr_w(NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
3309 NtTerminateProcess( GetCurrentProcess(), status
);
3311 attach_implicitly_loaded_dlls( context
);
3312 virtual_release_address_space();
3316 if ((status
= alloc_thread_tls()) != STATUS_SUCCESS
)
3317 NtTerminateThread( GetCurrentThread(), status
);
3321 RtlLeaveCriticalSection( &loader_section
);
3322 return STATUS_SUCCESS
;
3326 /***********************************************************************
3327 * load_global_options
3329 static void load_global_options(void)
3331 static const WCHAR sessionW
[] = {'M','a','c','h','i','n','e','\\',
3332 'S','y','s','t','e','m','\\',
3333 'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
3334 'C','o','n','t','r','o','l','\\',
3335 'S','e','s','s','i','o','n',' ','M','a','n','a','g','e','r',0};
3336 static const WCHAR globalflagW
[] = {'G','l','o','b','a','l','F','l','a','g',0};
3337 static const WCHAR critsectW
[] = {'C','r','i','t','i','c','a','l','S','e','c','t','i','o','n','T','i','m','e','o','u','t',0};
3338 static const WCHAR heapresW
[] = {'H','e','a','p','S','e','g','m','e','n','t','R','e','s','e','r','v','e',0};
3339 static const WCHAR heapcommitW
[] = {'H','e','a','p','S','e','g','m','e','n','t','C','o','m','m','i','t',0};
3340 static const WCHAR decommittotalW
[] = {'H','e','a','p','D','e','C','o','m','m','i','t','T','o','t','a','l','F','r','e','e','T','h','r','e','s','h','o','l','d',0};
3341 static const WCHAR decommitfreeW
[] = {'H','e','a','p','D','e','C','o','m','m','i','t','F','r','e','e','B','l','o','c','k','T','h','r','e','s','h','o','l','d',0};
3343 OBJECT_ATTRIBUTES attr
;
3344 UNICODE_STRING name_str
;
3348 attr
.Length
= sizeof(attr
);
3349 attr
.RootDirectory
= 0;
3350 attr
.ObjectName
= &name_str
;
3351 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
3352 attr
.SecurityDescriptor
= NULL
;
3353 attr
.SecurityQualityOfService
= NULL
;
3354 RtlInitUnicodeString( &name_str
, sessionW
);
3356 if (NtOpenKey( &hkey
, KEY_QUERY_VALUE
, &attr
)) return;
3358 query_dword_option( hkey
, globalflagW
, &NtCurrentTeb()->Peb
->NtGlobalFlag
);
3360 query_dword_option( hkey
, critsectW
, &value
);
3361 NtCurrentTeb()->Peb
->CriticalSectionTimeout
.QuadPart
= (ULONGLONG
)value
* -10000000;
3363 query_dword_option( hkey
, heapresW
, &value
);
3364 NtCurrentTeb()->Peb
->HeapSegmentReserve
= value
;
3366 query_dword_option( hkey
, heapcommitW
, &value
);
3367 NtCurrentTeb()->Peb
->HeapSegmentCommit
= value
;
3369 query_dword_option( hkey
, decommittotalW
, &value
);
3370 NtCurrentTeb()->Peb
->HeapDeCommitTotalFreeThreshold
= value
;
3372 query_dword_option( hkey
, decommitfreeW
, &value
);
3373 NtCurrentTeb()->Peb
->HeapDeCommitFreeBlockThreshold
= value
;
3379 /******************************************************************
3380 * LdrInitializeThunk (NTDLL.@)
3383 void WINAPI
LdrInitializeThunk( void *kernel_start
, ULONG_PTR unknown2
,
3384 ULONG_PTR unknown3
, ULONG_PTR unknown4
)
3386 static const WCHAR globalflagW
[] = {'G','l','o','b','a','l','F','l','a','g',0};
3389 PEB
*peb
= NtCurrentTeb()->Peb
;
3391 kernel32_start_process
= kernel_start
;
3393 /* allocate the modref for the main exe (if not already done) */
3394 wm
= get_modref( peb
->ImageBaseAddress
);
3396 if (wm
->ldr
.Flags
& LDR_IMAGE_IS_DLL
)
3398 ERR("%s is a dll, not an executable\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
) );
3402 peb
->LoaderLock
= &loader_section
;
3403 peb
->ProcessParameters
->ImagePathName
= wm
->ldr
.FullDllName
;
3404 if (!peb
->ProcessParameters
->WindowTitle
.Buffer
)
3405 peb
->ProcessParameters
->WindowTitle
= wm
->ldr
.FullDllName
;
3406 version_init( wm
->ldr
.FullDllName
.Buffer
);
3407 virtual_set_large_address_space();
3409 LdrQueryImageFileExecutionOptions( &peb
->ProcessParameters
->ImagePathName
, globalflagW
,
3410 REG_DWORD
, &peb
->NtGlobalFlag
, sizeof(peb
->NtGlobalFlag
), NULL
);
3411 heap_set_debug_flags( GetProcessHeap() );
3413 /* the main exe needs to be the first in the load order list */
3414 RemoveEntryList( &wm
->ldr
.InLoadOrderModuleList
);
3415 InsertHeadList( &peb
->LdrData
->InLoadOrderModuleList
, &wm
->ldr
.InLoadOrderModuleList
);
3416 RemoveEntryList( &wm
->ldr
.InMemoryOrderModuleList
);
3417 InsertHeadList( &peb
->LdrData
->InMemoryOrderModuleList
, &wm
->ldr
.InMemoryOrderModuleList
);
3419 if ((status
= virtual_alloc_thread_stack( NtCurrentTeb(), 0, 0, NULL
)) != STATUS_SUCCESS
)
3421 ERR( "Main exe initialization for %s failed, status %x\n",
3422 debugstr_w(peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
3423 NtTerminateProcess( GetCurrentProcess(), status
);
3425 server_init_process_done();
3429 /***********************************************************************
3430 * RtlImageDirectoryEntryToData (NTDLL.@)
3432 PVOID WINAPI
RtlImageDirectoryEntryToData( HMODULE module
, BOOL image
, WORD dir
, ULONG
*size
)
3434 const IMAGE_NT_HEADERS
*nt
;
3437 if ((ULONG_PTR
)module
& 1) image
= FALSE
; /* mapped as data file */
3438 module
= (HMODULE
)((ULONG_PTR
)module
& ~3);
3439 if (!(nt
= RtlImageNtHeader( module
))) return NULL
;
3440 if (nt
->OptionalHeader
.Magic
== IMAGE_NT_OPTIONAL_HDR64_MAGIC
)
3442 const IMAGE_NT_HEADERS64
*nt64
= (const IMAGE_NT_HEADERS64
*)nt
;
3444 if (dir
>= nt64
->OptionalHeader
.NumberOfRvaAndSizes
) return NULL
;
3445 if (!(addr
= nt64
->OptionalHeader
.DataDirectory
[dir
].VirtualAddress
)) return NULL
;
3446 *size
= nt64
->OptionalHeader
.DataDirectory
[dir
].Size
;
3447 if (image
|| addr
< nt64
->OptionalHeader
.SizeOfHeaders
) return (char *)module
+ addr
;
3449 else if (nt
->OptionalHeader
.Magic
== IMAGE_NT_OPTIONAL_HDR32_MAGIC
)
3451 const IMAGE_NT_HEADERS32
*nt32
= (const IMAGE_NT_HEADERS32
*)nt
;
3453 if (dir
>= nt32
->OptionalHeader
.NumberOfRvaAndSizes
) return NULL
;
3454 if (!(addr
= nt32
->OptionalHeader
.DataDirectory
[dir
].VirtualAddress
)) return NULL
;
3455 *size
= nt32
->OptionalHeader
.DataDirectory
[dir
].Size
;
3456 if (image
|| addr
< nt32
->OptionalHeader
.SizeOfHeaders
) return (char *)module
+ addr
;
3460 /* not mapped as image, need to find the section containing the virtual address */
3461 return RtlImageRvaToVa( nt
, module
, addr
, NULL
);
3465 /***********************************************************************
3466 * RtlImageRvaToSection (NTDLL.@)
3468 PIMAGE_SECTION_HEADER WINAPI
RtlImageRvaToSection( const IMAGE_NT_HEADERS
*nt
,
3469 HMODULE module
, DWORD rva
)
3472 const IMAGE_SECTION_HEADER
*sec
;
3474 sec
= (const IMAGE_SECTION_HEADER
*)((const char*)&nt
->OptionalHeader
+
3475 nt
->FileHeader
.SizeOfOptionalHeader
);
3476 for (i
= 0; i
< nt
->FileHeader
.NumberOfSections
; i
++, sec
++)
3478 if ((sec
->VirtualAddress
<= rva
) && (sec
->VirtualAddress
+ sec
->SizeOfRawData
> rva
))
3479 return (PIMAGE_SECTION_HEADER
)sec
;
3485 /***********************************************************************
3486 * RtlImageRvaToVa (NTDLL.@)
3488 PVOID WINAPI
RtlImageRvaToVa( const IMAGE_NT_HEADERS
*nt
, HMODULE module
,
3489 DWORD rva
, IMAGE_SECTION_HEADER
**section
)
3491 IMAGE_SECTION_HEADER
*sec
;
3493 if (section
&& *section
) /* try this section first */
3496 if ((sec
->VirtualAddress
<= rva
) && (sec
->VirtualAddress
+ sec
->SizeOfRawData
> rva
))
3499 if (!(sec
= RtlImageRvaToSection( nt
, module
, rva
))) return NULL
;
3501 if (section
) *section
= sec
;
3502 return (char *)module
+ sec
->PointerToRawData
+ (rva
- sec
->VirtualAddress
);
3506 /***********************************************************************
3507 * RtlPcToFileHeader (NTDLL.@)
3509 PVOID WINAPI
RtlPcToFileHeader( PVOID pc
, PVOID
*address
)
3514 RtlEnterCriticalSection( &loader_section
);
3515 if (!LdrFindEntryForAddress( pc
, &module
)) ret
= module
->BaseAddress
;
3516 RtlLeaveCriticalSection( &loader_section
);
3522 /***********************************************************************
3523 * NtLoadDriver (NTDLL.@)
3524 * ZwLoadDriver (NTDLL.@)
3526 NTSTATUS WINAPI
NtLoadDriver( const UNICODE_STRING
*DriverServiceName
)
3528 FIXME("(%p), stub!\n",DriverServiceName
);
3529 return STATUS_NOT_IMPLEMENTED
;
3533 /***********************************************************************
3534 * NtUnloadDriver (NTDLL.@)
3535 * ZwUnloadDriver (NTDLL.@)
3537 NTSTATUS WINAPI
NtUnloadDriver( const UNICODE_STRING
*DriverServiceName
)
3539 FIXME("(%p), stub!\n",DriverServiceName
);
3540 return STATUS_NOT_IMPLEMENTED
;
3544 /******************************************************************
3547 BOOL WINAPI
DllMain( HINSTANCE inst
, DWORD reason
, LPVOID reserved
)
3549 if (reason
== DLL_PROCESS_ATTACH
) LdrDisableThreadCalloutsForDll( inst
);
3554 /***********************************************************************
3555 * __wine_process_init
3557 void __wine_process_init(void)
3559 static const WCHAR kernel32W
[] = {'k','e','r','n','e','l','3','2','.','d','l','l',0};
3563 ANSI_STRING func_name
;
3564 UNICODE_STRING nt_name
;
3565 void (* DECLSPEC_NORETURN CDECL init_func
)(void);
3569 /* retrieve current umask */
3570 FILE_umask
= umask(0777);
3571 umask( FILE_umask
);
3573 load_global_options();
3575 /* setup the load callback and create ntdll modref */
3576 wine_dll_set_callback( load_builtin_callback
);
3578 RtlInitUnicodeString( &nt_name
, kernel32W
);
3579 if ((status
= load_builtin_dll( NULL
, &nt_name
, 0, 0, &wm
)) != STATUS_SUCCESS
)
3581 MESSAGE( "wine: could not load kernel32.dll, status %x\n", status
);
3584 RtlInitAnsiString( &func_name
, "__wine_kernel_init" );
3585 if ((status
= LdrGetProcedureAddress( wm
->ldr
.BaseAddress
, &func_name
,
3586 0, (void **)&init_func
)) != STATUS_SUCCESS
)
3588 MESSAGE( "wine: could not find __wine_kernel_init in kernel32.dll, status %x\n", status
);