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
27 #define WIN32_NO_STATUS
28 #define NONAMELESSUNION
29 #define NONAMELESSSTRUCT
34 #include "delayloadhandler.h"
36 #include "wine/exception.h"
37 #include "wine/debug.h"
38 #include "wine/list.h"
39 #include "ntdll_misc.h"
42 WINE_DEFAULT_DEBUG_CHANNEL(module
);
43 WINE_DECLARE_DEBUG_CHANNEL(relay
);
44 WINE_DECLARE_DEBUG_CHANNEL(snoop
);
45 WINE_DECLARE_DEBUG_CHANNEL(loaddll
);
46 WINE_DECLARE_DEBUG_CHANNEL(imports
);
49 #define DEFAULT_SECURITY_COOKIE_64 (((ULONGLONG)0x00002b99 << 32) | 0x2ddfa232)
51 #define DEFAULT_SECURITY_COOKIE_32 0xbb40e64e
52 #define DEFAULT_SECURITY_COOKIE_16 (DEFAULT_SECURITY_COOKIE_32 >> 16)
55 static const WCHAR pe_dir
[] = L
"\\i386-windows";
56 static const USHORT current_machine
= IMAGE_FILE_MACHINE_I386
;
57 #elif defined __x86_64__
58 static const WCHAR pe_dir
[] = L
"\\x86_64-windows";
59 static const USHORT current_machine
= IMAGE_FILE_MACHINE_AMD64
;
61 static const WCHAR pe_dir
[] = L
"\\arm-windows";
62 static const USHORT current_machine
= IMAGE_FILE_MACHINE_ARMNT
;
63 #elif defined __aarch64__
64 static const WCHAR pe_dir
[] = L
"\\aarch64-windows";
65 static const USHORT current_machine
= IMAGE_FILE_MACHINE_ARM64
;
67 static const WCHAR pe_dir
[] = L
"";
68 static const USHORT current_machine
= IMAGE_FILE_MACHINE_UNKNOWN
;
71 /* we don't want to include winuser.h */
72 #define RT_MANIFEST ((ULONG_PTR)24)
73 #define ISOLATIONAWARE_MANIFEST_RESOURCE_ID ((ULONG_PTR)2)
75 typedef DWORD (CALLBACK
*DLLENTRYPROC
)(HMODULE
,DWORD
,LPVOID
);
76 typedef void (CALLBACK
*LDRENUMPROC
)(LDR_DATA_TABLE_ENTRY
*, void *, BOOLEAN
*);
78 void (FASTCALL
*pBaseThreadInitThunk
)(DWORD
,LPTHREAD_START_ROUTINE
,void *) = NULL
;
79 NTSTATUS (WINAPI
*__wine_unix_call_dispatcher
)( unixlib_handle_t
, unsigned int, void * ) = __wine_unix_call
;
81 static DWORD (WINAPI
*pCtrlRoutine
)(void *);
83 SYSTEM_DLL_INIT_BLOCK LdrSystemDllInitBlock
= { 0xf0 };
85 unixlib_handle_t __wine_unixlib_handle
= 0;
87 /* windows directory */
88 const WCHAR windows_dir
[] = L
"C:\\windows";
89 /* system directory with trailing backslash */
90 const WCHAR system_dir
[] = L
"C:\\windows\\system32\\";
92 /* system search path */
93 static const WCHAR system_path
[] = L
"C:\\windows\\system32;C:\\windows\\system;C:\\windows";
95 static BOOL is_prefix_bootstrap
; /* are we bootstrapping the prefix? */
96 static BOOL imports_fixup_done
= FALSE
; /* set once the imports have been fixed up, before attaching them */
97 static BOOL process_detaching
= FALSE
; /* set on process detach to avoid deadlocks with thread detach */
98 static int free_lib_count
; /* recursion depth of LdrUnloadDll calls */
99 static LONG path_safe_mode
; /* path mode set by RtlSetSearchPathMode */
100 static LONG dll_safe_mode
= 1; /* dll search mode */
101 static UNICODE_STRING dll_directory
; /* extra path for LdrSetDllDirectory */
102 static UNICODE_STRING system_dll_path
; /* path to search for system dependency dlls */
103 static DWORD default_search_flags
; /* default flags set by LdrSetDefaultDllDirectories */
104 static WCHAR
*default_load_path
; /* default dll search path */
112 static struct list dll_dir_list
= LIST_INIT( dll_dir_list
); /* extra dirs from LdrAddDllDirectory */
114 struct ldr_notification
117 PLDR_DLL_NOTIFICATION_FUNCTION callback
;
121 static struct list ldr_notifications
= LIST_INIT( ldr_notifications
);
123 static const char * const reason_names
[] =
136 /* internal representation of loaded modules */
137 typedef struct _wine_modref
139 LDR_DATA_TABLE_ENTRY ldr
;
145 static UINT tls_module_count
; /* number of modules with TLS directory */
146 static IMAGE_TLS_DIRECTORY
*tls_dirs
; /* array of TLS directories */
147 LIST_ENTRY tls_links
= { &tls_links
, &tls_links
};
149 static RTL_CRITICAL_SECTION loader_section
;
150 static RTL_CRITICAL_SECTION_DEBUG critsect_debug
=
152 0, 0, &loader_section
,
153 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
154 0, 0, { (DWORD_PTR
)(__FILE__
": loader_section") }
156 static RTL_CRITICAL_SECTION loader_section
= { &critsect_debug
, -1, 0, 0, 0, 0 };
158 static CRITICAL_SECTION dlldir_section
;
159 static CRITICAL_SECTION_DEBUG dlldir_critsect_debug
=
161 0, 0, &dlldir_section
,
162 { &dlldir_critsect_debug
.ProcessLocksList
, &dlldir_critsect_debug
.ProcessLocksList
},
163 0, 0, { (DWORD_PTR
)(__FILE__
": dlldir_section") }
165 static CRITICAL_SECTION dlldir_section
= { &dlldir_critsect_debug
, -1, 0, 0, 0, 0 };
167 static RTL_CRITICAL_SECTION peb_lock
;
168 static RTL_CRITICAL_SECTION_DEBUG peb_critsect_debug
=
171 { &peb_critsect_debug
.ProcessLocksList
, &peb_critsect_debug
.ProcessLocksList
},
172 0, 0, { (DWORD_PTR
)(__FILE__
": peb_lock") }
174 static RTL_CRITICAL_SECTION peb_lock
= { &peb_critsect_debug
, -1, 0, 0, 0, 0 };
176 static PEB_LDR_DATA ldr
=
178 sizeof(ldr
), TRUE
, NULL
,
179 { &ldr
.InLoadOrderModuleList
, &ldr
.InLoadOrderModuleList
},
180 { &ldr
.InMemoryOrderModuleList
, &ldr
.InMemoryOrderModuleList
},
181 { &ldr
.InInitializationOrderModuleList
, &ldr
.InInitializationOrderModuleList
}
184 static RTL_BITMAP tls_bitmap
;
185 static RTL_BITMAP tls_expansion_bitmap
;
187 static WINE_MODREF
*cached_modref
;
188 static WINE_MODREF
*current_modref
;
189 static WINE_MODREF
*last_failed_modref
;
191 static LDR_DDAG_NODE
*node_ntdll
, *node_kernel32
;
193 static NTSTATUS
load_dll( const WCHAR
*load_path
, const WCHAR
*libname
, DWORD flags
, WINE_MODREF
** pwm
, BOOL system
);
194 static NTSTATUS
process_attach( LDR_DDAG_NODE
*node
, LPVOID lpReserved
);
195 static FARPROC
find_ordinal_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
196 DWORD exp_size
, DWORD ordinal
, LPCWSTR load_path
);
197 static FARPROC
find_named_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
198 DWORD exp_size
, const char *name
, int hint
, LPCWSTR load_path
);
200 /* convert PE image VirtualAddress to Real Address */
201 static inline void *get_rva( HMODULE module
, DWORD va
)
203 return (void *)((char *)module
+ va
);
206 /* check whether the file name contains a path */
207 static inline BOOL
contains_path( LPCWSTR name
)
209 return ((*name
&& (name
[1] == ':')) || wcschr(name
, '/') || wcschr(name
, '\\'));
212 #define RTL_UNLOAD_EVENT_TRACE_NUMBER 64
214 typedef struct _RTL_UNLOAD_EVENT_TRACE
222 } RTL_UNLOAD_EVENT_TRACE
, *PRTL_UNLOAD_EVENT_TRACE
;
224 static RTL_UNLOAD_EVENT_TRACE unload_traces
[RTL_UNLOAD_EVENT_TRACE_NUMBER
];
225 static RTL_UNLOAD_EVENT_TRACE
*unload_trace_ptr
;
226 static unsigned int unload_trace_seq
;
228 static void module_push_unload_trace( const WINE_MODREF
*wm
)
230 RTL_UNLOAD_EVENT_TRACE
*ptr
= &unload_traces
[unload_trace_seq
];
231 const LDR_DATA_TABLE_ENTRY
*ldr
= &wm
->ldr
;
232 unsigned int len
= min(sizeof(ptr
->ImageName
) - sizeof(WCHAR
), ldr
->BaseDllName
.Length
);
234 ptr
->BaseAddress
= ldr
->DllBase
;
235 ptr
->SizeOfImage
= ldr
->SizeOfImage
;
236 ptr
->Sequence
= unload_trace_seq
;
237 ptr
->TimeDateStamp
= ldr
->TimeDateStamp
;
238 ptr
->CheckSum
= wm
->CheckSum
;
239 memcpy(ptr
->ImageName
, ldr
->BaseDllName
.Buffer
, len
);
240 ptr
->ImageName
[len
/ sizeof(*ptr
->ImageName
)] = 0;
242 unload_trace_seq
= (unload_trace_seq
+ 1) % ARRAY_SIZE(unload_traces
);
243 unload_trace_ptr
= unload_traces
;
246 /*********************************************************************
247 * RtlGetUnloadEventTrace [NTDLL.@]
249 RTL_UNLOAD_EVENT_TRACE
* WINAPI
RtlGetUnloadEventTrace(void)
251 return unload_traces
;
254 /*********************************************************************
255 * RtlGetUnloadEventTraceEx [NTDLL.@]
257 void WINAPI
RtlGetUnloadEventTraceEx(ULONG
**size
, ULONG
**count
, void **trace
)
259 static ULONG element_size
= sizeof(*unload_traces
);
260 static ULONG element_count
= ARRAY_SIZE(unload_traces
);
262 *size
= &element_size
;
263 *count
= &element_count
;
264 *trace
= &unload_trace_ptr
;
267 /*************************************************************************
268 * call_dll_entry_point
270 * Some brain-damaged dlls (ir32_32.dll for instance) modify ebx in
271 * their entry point, so we need a small asm wrapper. Testing indicates
272 * that only modifying esi leads to a crash, so use this one to backup
273 * ebp while running the dll entry proc.
275 #if defined(__i386__)
276 extern BOOL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
, UINT reason
, void *reserved
);
277 __ASM_GLOBAL_FUNC(call_dll_entry_point
,
279 __ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
280 __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
282 __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
284 __ASM_CFI(".cfi_rel_offset %ebx,-4\n\t")
286 __ASM_CFI(".cfi_rel_offset %esi,-8\n\t")
288 __ASM_CFI(".cfi_rel_offset %edi,-12\n\t")
290 __ASM_CFI(".cfi_def_cfa_register %esi\n\t")
294 "movl 8(%ebp),%eax\n\t"
297 __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
298 "leal -12(%ebp),%esp\n\t"
300 __ASM_CFI(".cfi_same_value %edi\n\t")
302 __ASM_CFI(".cfi_same_value %esi\n\t")
304 __ASM_CFI(".cfi_same_value %ebx\n\t")
306 __ASM_CFI(".cfi_def_cfa %esp,4\n\t")
307 __ASM_CFI(".cfi_same_value %ebp\n\t")
309 #elif defined(__x86_64__)
310 extern BOOL CDECL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
, UINT reason
, void *reserved
);
311 /* Some apps modify rbx in TLS entry point. */
312 __ASM_GLOBAL_FUNC(call_dll_entry_point
,
314 __ASM_SEH(".seh_pushreg %rbx\n\t")
315 __ASM_CFI(".cfi_adjust_cfa_offset 8\n\t")
316 __ASM_CFI(".cfi_rel_offset %rbx,0\n\t")
318 __ASM_SEH(".seh_stackalloc 48\n\t")
319 __ASM_SEH(".seh_endprologue\n\t")
320 __ASM_CFI(".cfi_adjust_cfa_offset 48\n\t")
327 __ASM_CFI(".cfi_adjust_cfa_offset -48\n\t")
329 __ASM_CFI(".cfi_adjust_cfa_offset -8\n\t")
330 __ASM_CFI(".cfi_same_value %rbx\n\t")
333 static inline BOOL
call_dll_entry_point( DLLENTRYPROC proc
, void *module
,
334 UINT reason
, void *reserved
)
336 return proc( module
, reason
, reserved
);
341 #if defined(__i386__) || defined(__x86_64__) || defined(__arm__) || defined(__aarch64__)
342 /*************************************************************************
345 * Entry point for stub functions.
347 static void WINAPI
stub_entry_point( const char *dll
, const char *name
, void *ret_addr
)
349 EXCEPTION_RECORD rec
;
351 rec
.ExceptionCode
= EXCEPTION_WINE_STUB
;
352 rec
.ExceptionFlags
= EH_NONCONTINUABLE
;
353 rec
.ExceptionRecord
= NULL
;
354 rec
.ExceptionAddress
= ret_addr
;
355 rec
.NumberParameters
= 2;
356 rec
.ExceptionInformation
[0] = (ULONG_PTR
)dll
;
357 rec
.ExceptionInformation
[1] = (ULONG_PTR
)name
;
358 for (;;) RtlRaiseException( &rec
);
362 #include "pshpack1.h"
366 BYTE pushl1
; /* pushl $name */
368 BYTE pushl2
; /* pushl $dll */
370 BYTE call
; /* call stub_entry_point */
373 #elif defined(__arm__)
376 DWORD ldr_r0
; /* ldr r0, $dll */
377 DWORD ldr_r1
; /* ldr r1, $name */
378 DWORD mov_r2_lr
; /* mov r2, lr */
379 DWORD ldr_pc_pc
; /* ldr pc, [pc, #4] */
384 #elif defined(__aarch64__)
387 DWORD ldr_x0
; /* ldr x0, $dll */
388 DWORD ldr_x1
; /* ldr x1, $name */
389 DWORD mov_x2_lr
; /* mov x2, lr */
390 DWORD ldr_x16
; /* ldr x16, $entry */
391 DWORD br_x16
; /* br x16 */
399 BYTE movq_rdi
[2]; /* movq $dll,%rdi */
401 BYTE movq_rsi
[2]; /* movq $name,%rsi */
403 BYTE movq_rsp_rdx
[4]; /* movq (%rsp),%rdx */
404 BYTE movq_rax
[2]; /* movq $entry, %rax */
406 BYTE jmpq_rax
[2]; /* jmp %rax */
411 /*************************************************************************
414 * Allocate a stub entry point.
416 static ULONG_PTR
allocate_stub( const char *dll
, const char *name
)
418 #define MAX_SIZE 65536
419 static struct stub
*stubs
;
420 static unsigned int nb_stubs
;
423 if (nb_stubs
>= MAX_SIZE
/ sizeof(*stub
)) return 0xdeadbeef;
427 SIZE_T size
= MAX_SIZE
;
428 if (NtAllocateVirtualMemory( NtCurrentProcess(), (void **)&stubs
, 0, &size
,
429 MEM_COMMIT
, PAGE_EXECUTE_READWRITE
) != STATUS_SUCCESS
)
432 stub
= &stubs
[nb_stubs
++];
434 stub
->pushl1
= 0x68; /* pushl $name */
436 stub
->pushl2
= 0x68; /* pushl $dll */
438 stub
->call
= 0xe8; /* call stub_entry_point */
439 stub
->entry
= (BYTE
*)stub_entry_point
- (BYTE
*)(&stub
->entry
+ 1);
440 #elif defined(__arm__)
441 stub
->ldr_r0
= 0xe59f0008; /* ldr r0, [pc, #8] ($dll) */
442 stub
->ldr_r1
= 0xe59f1008; /* ldr r1, [pc, #8] ($name) */
443 stub
->mov_r2_lr
= 0xe1a0200e; /* mov r2, lr */
444 stub
->ldr_pc_pc
= 0xe59ff004; /* ldr pc, [pc, #4] */
447 stub
->entry
= stub_entry_point
;
448 #elif defined(__aarch64__)
449 stub
->ldr_x0
= 0x580000a0; /* ldr x0, #20 ($dll) */
450 stub
->ldr_x1
= 0x580000c1; /* ldr x1, #24 ($name) */
451 stub
->mov_x2_lr
= 0xaa1e03e2; /* mov x2, lr */
452 stub
->ldr_x16
= 0x580000d0; /* ldr x16, #24 ($entry) */
453 stub
->br_x16
= 0xd61f0200; /* br x16 */
456 stub
->entry
= stub_entry_point
;
458 stub
->movq_rdi
[0] = 0x48; /* movq $dll,%rcx */
459 stub
->movq_rdi
[1] = 0xb9;
461 stub
->movq_rsi
[0] = 0x48; /* movq $name,%rdx */
462 stub
->movq_rsi
[1] = 0xba;
464 stub
->movq_rsp_rdx
[0] = 0x4c; /* movq (%rsp),%r8 */
465 stub
->movq_rsp_rdx
[1] = 0x8b;
466 stub
->movq_rsp_rdx
[2] = 0x04;
467 stub
->movq_rsp_rdx
[3] = 0x24;
468 stub
->movq_rax
[0] = 0x48; /* movq $entry, %rax */
469 stub
->movq_rax
[1] = 0xb8;
470 stub
->entry
= stub_entry_point
;
471 stub
->jmpq_rax
[0] = 0xff; /* jmp %rax */
472 stub
->jmpq_rax
[1] = 0xe0;
474 return (ULONG_PTR
)stub
;
478 static inline ULONG_PTR
allocate_stub( const char *dll
, const char *name
) { return 0xdeadbeef; }
479 #endif /* __i386__ */
481 /* call ldr notifications */
482 static void call_ldr_notifications( ULONG reason
, LDR_DATA_TABLE_ENTRY
*module
)
484 struct ldr_notification
*notify
, *notify_next
;
485 LDR_DLL_NOTIFICATION_DATA data
;
487 data
.Loaded
.Flags
= 0;
488 data
.Loaded
.FullDllName
= &module
->FullDllName
;
489 data
.Loaded
.BaseDllName
= &module
->BaseDllName
;
490 data
.Loaded
.DllBase
= module
->DllBase
;
491 data
.Loaded
.SizeOfImage
= module
->SizeOfImage
;
493 LIST_FOR_EACH_ENTRY_SAFE( notify
, notify_next
, &ldr_notifications
, struct ldr_notification
, entry
)
495 TRACE_(relay
)("\1Call LDR notification callback (proc=%p,reason=%lu,data=%p,context=%p)\n",
496 notify
->callback
, reason
, &data
, notify
->context
);
498 notify
->callback(reason
, &data
, notify
->context
);
500 TRACE_(relay
)("\1Ret LDR notification callback (proc=%p,reason=%lu,data=%p,context=%p)\n",
501 notify
->callback
, reason
, &data
, notify
->context
);
505 /*************************************************************************
508 * Looks for the referenced HMODULE in the current process
509 * The loader_section must be locked while calling this function.
511 static WINE_MODREF
*get_modref( HMODULE hmod
)
513 PLIST_ENTRY mark
, entry
;
514 PLDR_DATA_TABLE_ENTRY mod
;
516 if (cached_modref
&& cached_modref
->ldr
.DllBase
== hmod
) return cached_modref
;
518 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
519 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
521 mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
, InMemoryOrderLinks
);
522 if (mod
->DllBase
== hmod
)
523 return cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
529 /**********************************************************************
530 * find_basename_module
532 * Find a module from its base name.
533 * The loader_section must be locked while calling this function
535 static WINE_MODREF
*find_basename_module( LPCWSTR name
)
537 PLIST_ENTRY mark
, entry
;
538 UNICODE_STRING name_str
;
540 RtlInitUnicodeString( &name_str
, name
);
542 if (cached_modref
&& RtlEqualUnicodeString( &name_str
, &cached_modref
->ldr
.BaseDllName
, TRUE
))
543 return cached_modref
;
545 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
546 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
548 WINE_MODREF
*mod
= CONTAINING_RECORD(entry
, WINE_MODREF
, ldr
.InLoadOrderLinks
);
549 if (RtlEqualUnicodeString( &name_str
, &mod
->ldr
.BaseDllName
, TRUE
) && !mod
->system
)
551 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
552 return cached_modref
;
559 /**********************************************************************
560 * find_fullname_module
562 * Find a module from its full path name.
563 * The loader_section must be locked while calling this function
565 static WINE_MODREF
*find_fullname_module( const UNICODE_STRING
*nt_name
)
567 PLIST_ENTRY mark
, entry
;
568 UNICODE_STRING name
= *nt_name
;
570 if (name
.Length
<= 4 * sizeof(WCHAR
)) return NULL
;
571 name
.Length
-= 4 * sizeof(WCHAR
); /* for \??\ prefix */
574 if (cached_modref
&& RtlEqualUnicodeString( &name
, &cached_modref
->ldr
.FullDllName
, TRUE
))
575 return cached_modref
;
577 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
578 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
580 LDR_DATA_TABLE_ENTRY
*mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
, InLoadOrderLinks
);
581 if (RtlEqualUnicodeString( &name
, &mod
->FullDllName
, TRUE
))
583 cached_modref
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
584 return cached_modref
;
591 /**********************************************************************
594 * Find a module from its file id.
595 * The loader_section must be locked while calling this function
597 static WINE_MODREF
*find_fileid_module( const struct file_id
*id
)
599 LIST_ENTRY
*mark
, *entry
;
601 if (cached_modref
&& !memcmp( &cached_modref
->id
, id
, sizeof(*id
) )) return cached_modref
;
603 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
604 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
606 LDR_DATA_TABLE_ENTRY
*mod
= CONTAINING_RECORD( entry
, LDR_DATA_TABLE_ENTRY
, InLoadOrderLinks
);
607 WINE_MODREF
*wm
= CONTAINING_RECORD( mod
, WINE_MODREF
, ldr
);
609 if (!memcmp( &wm
->id
, id
, sizeof(*id
) ))
619 /******************************************************************************
622 static NTSTATUS
get_apiset_entry( const API_SET_NAMESPACE
*map
, const WCHAR
*name
, ULONG len
,
623 const API_SET_NAMESPACE_ENTRY
**entry
)
625 const API_SET_HASH_ENTRY
*hash_entry
;
626 ULONG hash
, i
, hash_len
;
629 if (len
<= 4) return STATUS_INVALID_PARAMETER
;
630 if (wcsnicmp( name
, L
"api-", 4 ) && wcsnicmp( name
, L
"ext-", 4 )) return STATUS_INVALID_PARAMETER
;
631 if (!map
) return STATUS_APISET_NOT_PRESENT
;
633 for (i
= hash_len
= 0; i
< len
; i
++)
635 if (name
[i
] == '.') break;
636 if (name
[i
] == '-') hash_len
= i
;
638 for (i
= hash
= 0; i
< hash_len
; i
++)
639 hash
= hash
* map
->HashFactor
+ ((name
[i
] >= 'A' && name
[i
] <= 'Z') ? name
[i
] + 32 : name
[i
]);
641 hash_entry
= (API_SET_HASH_ENTRY
*)((char *)map
+ map
->HashOffset
);
643 max
= map
->Count
- 1;
646 int pos
= (min
+ max
) / 2;
647 if (hash_entry
[pos
].Hash
< hash
) min
= pos
+ 1;
648 else if (hash_entry
[pos
].Hash
> hash
) max
= pos
- 1;
651 *entry
= (API_SET_NAMESPACE_ENTRY
*)((char *)map
+ map
->EntryOffset
) + hash_entry
[pos
].Index
;
652 if ((*entry
)->HashedLength
!= hash_len
* sizeof(WCHAR
)) break;
653 if (wcsnicmp( (WCHAR
*)((char *)map
+ (*entry
)->NameOffset
), name
, hash_len
)) break;
654 return STATUS_SUCCESS
;
657 return STATUS_APISET_NOT_PRESENT
;
661 /******************************************************************************
664 static NTSTATUS
get_apiset_target( const API_SET_NAMESPACE
*map
, const API_SET_NAMESPACE_ENTRY
*entry
,
665 const WCHAR
*host
, UNICODE_STRING
*ret
)
667 const API_SET_VALUE_ENTRY
*value
= (API_SET_VALUE_ENTRY
*)((char *)map
+ entry
->ValueOffset
);
670 if (!entry
->ValueCount
) return STATUS_DLL_NOT_FOUND
;
673 /* look for specific host in entries 1..n, entry 0 is the default */
674 for (i
= 1; i
< entry
->ValueCount
; i
++)
676 len
= value
[i
].NameLength
/ sizeof(WCHAR
);
677 if (!wcsnicmp( host
, (WCHAR
*)((char *)map
+ value
[i
].NameOffset
), len
) && !host
[len
])
684 if (!value
->ValueOffset
) return STATUS_DLL_NOT_FOUND
;
685 ret
->Buffer
= (WCHAR
*)((char *)map
+ value
->ValueOffset
);
686 ret
->Length
= value
->ValueLength
;
687 return STATUS_SUCCESS
;
691 /**********************************************************************
694 static NTSTATUS
build_import_name( WCHAR buffer
[256], const char *import
, int len
)
696 const API_SET_NAMESPACE
*map
= NtCurrentTeb()->Peb
->ApiSetMap
;
697 const API_SET_NAMESPACE_ENTRY
*entry
;
698 const WCHAR
*host
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
701 while (len
&& import
[len
-1] == ' ') len
--; /* remove trailing spaces */
702 if (len
+ sizeof(".dll") > 256) return STATUS_DLL_NOT_FOUND
;
703 ascii_to_unicode( buffer
, import
, len
);
705 if (!wcschr( buffer
, '.' )) wcscpy( buffer
+ len
, L
".dll" );
707 if (get_apiset_entry( map
, buffer
, wcslen(buffer
), &entry
)) return STATUS_SUCCESS
;
709 if (get_apiset_target( map
, entry
, host
, &str
)) return STATUS_DLL_NOT_FOUND
;
710 if (str
.Length
>= 256 * sizeof(WCHAR
)) return STATUS_DLL_NOT_FOUND
;
712 TRACE( "found %s for %s\n", debugstr_us(&str
), debugstr_w(buffer
));
713 memcpy( buffer
, str
.Buffer
, str
.Length
);
714 buffer
[str
.Length
/ sizeof(WCHAR
)] = 0;
715 return STATUS_SUCCESS
;
719 /**********************************************************************
722 static WCHAR
*append_dll_ext( const WCHAR
*name
)
724 const WCHAR
*ext
= wcsrchr( name
, '.' );
726 if (!ext
|| wcschr( ext
, '/' ) || wcschr( ext
, '\\'))
728 WCHAR
*ret
= RtlAllocateHeap( GetProcessHeap(), 0,
729 wcslen(name
) * sizeof(WCHAR
) + sizeof(L
".dll") );
730 if (!ret
) return NULL
;
732 wcscat( ret
, L
".dll" );
739 /***********************************************************************
740 * is_import_dll_system
742 static BOOL
is_import_dll_system( LDR_DATA_TABLE_ENTRY
*mod
, const IMAGE_IMPORT_DESCRIPTOR
*import
)
744 const char *name
= get_rva( mod
->DllBase
, import
->Name
);
746 return !_stricmp( name
, "ntdll.dll" ) || !_stricmp( name
, "kernel32.dll" );
749 /**********************************************************************
750 * insert_single_list_tail
752 static void insert_single_list_after( LDRP_CSLIST
*list
, SINGLE_LIST_ENTRY
*prev
, SINGLE_LIST_ENTRY
*entry
)
763 /* Insert at head. */
764 entry
->Next
= list
->Tail
->Next
;
765 list
->Tail
->Next
= entry
;
768 entry
->Next
= prev
->Next
;
770 if (prev
== list
->Tail
) list
->Tail
= entry
;
773 /**********************************************************************
774 * remove_single_list_entry
776 static void remove_single_list_entry( LDRP_CSLIST
*list
, SINGLE_LIST_ENTRY
*entry
)
778 SINGLE_LIST_ENTRY
*prev
;
780 assert( list
->Tail
);
782 if (entry
->Next
== entry
)
784 assert( list
->Tail
== entry
);
789 prev
= list
->Tail
->Next
;
790 while (prev
->Next
!= entry
&& prev
!= list
->Tail
)
792 assert( prev
->Next
== entry
);
793 prev
->Next
= entry
->Next
;
794 if (list
->Tail
== entry
) list
->Tail
= prev
;
798 /**********************************************************************
799 * add_module_dependency_after
801 static BOOL
add_module_dependency_after( LDR_DDAG_NODE
*from
, LDR_DDAG_NODE
*to
,
802 SINGLE_LIST_ENTRY
*dep_after
)
806 if (!(dep
= RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*dep
) ))) return FALSE
;
808 dep
->dependency_from
= from
;
809 insert_single_list_after( &from
->Dependencies
, dep_after
, &dep
->dependency_to_entry
);
810 dep
->dependency_to
= to
;
811 insert_single_list_after( &to
->IncomingDependencies
, NULL
, &dep
->dependency_from_entry
);
816 /**********************************************************************
817 * add_module_dependency
819 static BOOL
add_module_dependency( LDR_DDAG_NODE
*from
, LDR_DDAG_NODE
*to
)
821 return add_module_dependency_after( from
, to
, from
->Dependencies
.Tail
);
824 /**********************************************************************
825 * remove_module_dependency
827 static void remove_module_dependency( LDR_DEPENDENCY
*dep
)
829 remove_single_list_entry( &dep
->dependency_to
->IncomingDependencies
, &dep
->dependency_from_entry
);
830 remove_single_list_entry( &dep
->dependency_from
->Dependencies
, &dep
->dependency_to_entry
);
831 RtlFreeHeap( GetProcessHeap(), 0, dep
);
834 /**********************************************************************
835 * walk_node_dependencies
837 static NTSTATUS
walk_node_dependencies( LDR_DDAG_NODE
*node
, void *context
,
838 NTSTATUS (*callback
)( LDR_DDAG_NODE
*, void * ))
840 SINGLE_LIST_ENTRY
*entry
;
844 if (!(entry
= node
->Dependencies
.Tail
)) return STATUS_SUCCESS
;
849 dep
= CONTAINING_RECORD( entry
, LDR_DEPENDENCY
, dependency_to_entry
);
850 assert( dep
->dependency_from
== node
);
851 if ((status
= callback( dep
->dependency_to
, context
))) break;
852 } while (entry
!= node
->Dependencies
.Tail
);
857 /*************************************************************************
858 * find_forwarded_export
860 * Find the final function pointer for a forwarded function.
861 * The loader_section must be locked while calling this function.
863 static FARPROC
find_forwarded_export( HMODULE module
, const char *forward
, LPCWSTR load_path
)
865 const IMAGE_EXPORT_DIRECTORY
*exports
;
869 const char *end
= strrchr(forward
, '.');
872 if (!end
) return NULL
;
873 if (build_import_name( mod_name
, forward
, end
- forward
)) return NULL
;
875 if (!(wm
= find_basename_module( mod_name
)))
877 WINE_MODREF
*imp
= get_modref( module
);
878 TRACE( "delay loading %s for '%s'\n", debugstr_w(mod_name
), forward
);
879 if (load_dll( load_path
, mod_name
, 0, &wm
, imp
->system
) == STATUS_SUCCESS
&&
880 !(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
))
882 if (!imports_fixup_done
&& current_modref
)
884 add_module_dependency( current_modref
->ldr
.DdagNode
, wm
->ldr
.DdagNode
);
886 else if (process_attach( wm
->ldr
.DdagNode
, NULL
) != STATUS_SUCCESS
)
888 LdrUnloadDll( wm
->ldr
.DllBase
);
895 ERR( "module not found for forward '%s' used by %s\n",
896 forward
, debugstr_w(imp
->ldr
.FullDllName
.Buffer
) );
900 if ((exports
= RtlImageDirectoryEntryToData( wm
->ldr
.DllBase
, TRUE
,
901 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
903 const char *name
= end
+ 1;
905 if (*name
== '#') { /* ordinal */
906 proc
= find_ordinal_export( wm
->ldr
.DllBase
, exports
, exp_size
,
907 atoi(name
+1) - exports
->Base
, load_path
);
909 proc
= find_named_export( wm
->ldr
.DllBase
, exports
, exp_size
, name
, -1, load_path
);
914 ERR("function not found for forward '%s' used by %s."
915 " If you are using builtin %s, try using the native one instead.\n",
916 forward
, debugstr_w(get_modref(module
)->ldr
.FullDllName
.Buffer
),
917 debugstr_w(get_modref(module
)->ldr
.BaseDllName
.Buffer
) );
923 /*************************************************************************
924 * find_ordinal_export
926 * Find an exported function by ordinal.
927 * The exports base must have been subtracted from the ordinal already.
928 * The loader_section must be locked while calling this function.
930 static FARPROC
find_ordinal_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
931 DWORD exp_size
, DWORD ordinal
, LPCWSTR load_path
)
934 const DWORD
*functions
= get_rva( module
, exports
->AddressOfFunctions
);
936 if (ordinal
>= exports
->NumberOfFunctions
)
938 TRACE(" ordinal %ld out of range!\n", ordinal
+ exports
->Base
);
941 if (!functions
[ordinal
]) return NULL
;
943 proc
= get_rva( module
, functions
[ordinal
] );
945 /* if the address falls into the export dir, it's a forward */
946 if (((const char *)proc
>= (const char *)exports
) &&
947 ((const char *)proc
< (const char *)exports
+ exp_size
))
948 return find_forwarded_export( module
, (const char *)proc
, load_path
);
952 const WCHAR
*user
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
953 proc
= SNOOP_GetProcAddress( module
, exports
, exp_size
, proc
, ordinal
, user
);
957 const WCHAR
*user
= current_modref
? current_modref
->ldr
.BaseDllName
.Buffer
: NULL
;
958 proc
= RELAY_GetProcAddress( module
, exports
, exp_size
, proc
, ordinal
, user
);
964 /*************************************************************************
965 * find_name_in_exports
967 * Helper for find_named_export.
969 static int find_name_in_exports( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
, const char *name
)
971 const WORD
*ordinals
= get_rva( module
, exports
->AddressOfNameOrdinals
);
972 const DWORD
*names
= get_rva( module
, exports
->AddressOfNames
);
973 int min
= 0, max
= exports
->NumberOfNames
- 1;
977 int res
, pos
= (min
+ max
) / 2;
978 char *ename
= get_rva( module
, names
[pos
] );
979 if (!(res
= strcmp( ename
, name
))) return ordinals
[pos
];
980 if (res
> 0) max
= pos
- 1;
987 /*************************************************************************
990 * Find an exported function by name.
991 * The loader_section must be locked while calling this function.
993 static FARPROC
find_named_export( HMODULE module
, const IMAGE_EXPORT_DIRECTORY
*exports
,
994 DWORD exp_size
, const char *name
, int hint
, LPCWSTR load_path
)
996 const WORD
*ordinals
= get_rva( module
, exports
->AddressOfNameOrdinals
);
997 const DWORD
*names
= get_rva( module
, exports
->AddressOfNames
);
1000 /* first check the hint */
1001 if (hint
>= 0 && hint
< exports
->NumberOfNames
)
1003 char *ename
= get_rva( module
, names
[hint
] );
1004 if (!strcmp( ename
, name
))
1005 return find_ordinal_export( module
, exports
, exp_size
, ordinals
[hint
], load_path
);
1008 /* then do a binary search */
1009 if ((ordinal
= find_name_in_exports( module
, exports
, name
)) == -1) return NULL
;
1010 return find_ordinal_export( module
, exports
, exp_size
, ordinal
, load_path
);
1015 /*************************************************************************
1016 * RtlFindExportedRoutineByName
1018 void * WINAPI
RtlFindExportedRoutineByName( HMODULE module
, const char *name
)
1020 const IMAGE_EXPORT_DIRECTORY
*exports
;
1021 const DWORD
*functions
;
1025 exports
= RtlImageDirectoryEntryToData( module
, TRUE
, IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
);
1026 if (!exports
|| exp_size
< sizeof(*exports
)) return NULL
;
1028 if ((ordinal
= find_name_in_exports( module
, exports
, name
)) == -1) return NULL
;
1029 if (ordinal
>= exports
->NumberOfFunctions
) return NULL
;
1030 functions
= get_rva( module
, exports
->AddressOfFunctions
);
1031 if (!functions
[ordinal
]) return NULL
;
1032 return get_rva( module
, functions
[ordinal
] );
1036 /*************************************************************************
1039 * Import the dll specified by the given import descriptor.
1040 * The loader_section must be locked while calling this function.
1042 static BOOL
import_dll( HMODULE module
, const IMAGE_IMPORT_DESCRIPTOR
*descr
, LPCWSTR load_path
, WINE_MODREF
**pwm
)
1044 BOOL system
= current_modref
->system
|| (current_modref
->ldr
.Flags
& LDR_WINE_INTERNAL
);
1048 const IMAGE_EXPORT_DIRECTORY
*exports
;
1050 const IMAGE_THUNK_DATA
*import_list
;
1051 IMAGE_THUNK_DATA
*thunk_list
;
1053 const char *name
= get_rva( module
, descr
->Name
);
1054 DWORD len
= strlen(name
);
1056 SIZE_T protect_size
= 0;
1059 thunk_list
= get_rva( module
, (DWORD
)descr
->FirstThunk
);
1060 if (descr
->u
.OriginalFirstThunk
)
1061 import_list
= get_rva( module
, (DWORD
)descr
->u
.OriginalFirstThunk
);
1063 import_list
= thunk_list
;
1065 if (!import_list
->u1
.Ordinal
)
1067 WARN( "Skipping unused import %s\n", name
);
1072 status
= build_import_name( buffer
, name
, len
);
1073 if (!status
) status
= load_dll( load_path
, buffer
, 0, &wmImp
, system
);
1077 if (status
== STATUS_DLL_NOT_FOUND
)
1078 ERR("Library %s (which is needed by %s) not found\n",
1079 name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
));
1081 ERR("Loading library %s (which is needed by %s) failed (error %lx).\n",
1082 name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
), status
);
1086 /* unprotect the import address table since it can be located in
1087 * readonly section */
1088 while (import_list
[protect_size
].u1
.Ordinal
) protect_size
++;
1089 protect_base
= thunk_list
;
1090 protect_size
*= sizeof(*thunk_list
);
1091 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base
,
1092 &protect_size
, PAGE_READWRITE
, &protect_old
);
1094 imp_mod
= wmImp
->ldr
.DllBase
;
1095 exports
= RtlImageDirectoryEntryToData( imp_mod
, TRUE
, IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
);
1099 /* set all imported function to deadbeef */
1100 while (import_list
->u1
.Ordinal
)
1102 if (IMAGE_SNAP_BY_ORDINAL(import_list
->u1
.Ordinal
))
1104 int ordinal
= IMAGE_ORDINAL(import_list
->u1
.Ordinal
);
1105 WARN("No implementation for %s.%d", name
, ordinal
);
1106 thunk_list
->u1
.Function
= allocate_stub( name
, IntToPtr(ordinal
) );
1110 IMAGE_IMPORT_BY_NAME
*pe_name
= get_rva( module
, (DWORD
)import_list
->u1
.AddressOfData
);
1111 WARN("No implementation for %s.%s", name
, pe_name
->Name
);
1112 thunk_list
->u1
.Function
= allocate_stub( name
, (const char*)pe_name
->Name
);
1114 WARN(" imported from %s, allocating stub %p\n",
1115 debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
1116 (void *)thunk_list
->u1
.Function
);
1123 while (import_list
->u1
.Ordinal
)
1125 if (IMAGE_SNAP_BY_ORDINAL(import_list
->u1
.Ordinal
))
1127 int ordinal
= IMAGE_ORDINAL(import_list
->u1
.Ordinal
);
1129 thunk_list
->u1
.Function
= (ULONG_PTR
)find_ordinal_export( imp_mod
, exports
, exp_size
,
1130 ordinal
- exports
->Base
, load_path
);
1131 if (!thunk_list
->u1
.Function
)
1133 thunk_list
->u1
.Function
= allocate_stub( name
, IntToPtr(ordinal
) );
1134 WARN("No implementation for %s.%d imported from %s, setting to %p\n",
1135 name
, ordinal
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
1136 (void *)thunk_list
->u1
.Function
);
1138 TRACE_(imports
)("--- Ordinal %s.%d = %p\n", name
, ordinal
, (void *)thunk_list
->u1
.Function
);
1140 else /* import by name */
1142 IMAGE_IMPORT_BY_NAME
*pe_name
;
1143 pe_name
= get_rva( module
, (DWORD
)import_list
->u1
.AddressOfData
);
1144 thunk_list
->u1
.Function
= (ULONG_PTR
)find_named_export( imp_mod
, exports
, exp_size
,
1145 (const char*)pe_name
->Name
,
1146 pe_name
->Hint
, load_path
);
1147 if (!thunk_list
->u1
.Function
)
1149 thunk_list
->u1
.Function
= allocate_stub( name
, (const char*)pe_name
->Name
);
1150 WARN("No implementation for %s.%s imported from %s, setting to %p\n",
1151 name
, pe_name
->Name
, debugstr_w(current_modref
->ldr
.FullDllName
.Buffer
),
1152 (void *)thunk_list
->u1
.Function
);
1154 TRACE_(imports
)("--- %s %s.%d = %p\n",
1155 pe_name
->Name
, name
, pe_name
->Hint
, (void *)thunk_list
->u1
.Function
);
1162 /* restore old protection of the import address table */
1163 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base
, &protect_size
, protect_old
, &protect_old
);
1169 /***********************************************************************
1170 * create_module_activation_context
1172 static NTSTATUS
create_module_activation_context( LDR_DATA_TABLE_ENTRY
*module
)
1175 LDR_RESOURCE_INFO info
;
1176 const IMAGE_RESOURCE_DATA_ENTRY
*entry
;
1178 info
.Type
= RT_MANIFEST
;
1179 info
.Name
= ISOLATIONAWARE_MANIFEST_RESOURCE_ID
;
1181 if (!(status
= LdrFindResource_U( module
->DllBase
, &info
, 3, &entry
)))
1184 ctx
.cbSize
= sizeof(ctx
);
1185 ctx
.lpSource
= NULL
;
1186 ctx
.dwFlags
= ACTCTX_FLAG_RESOURCE_NAME_VALID
| ACTCTX_FLAG_HMODULE_VALID
;
1187 ctx
.hModule
= module
->DllBase
;
1188 ctx
.lpResourceName
= (LPCWSTR
)ISOLATIONAWARE_MANIFEST_RESOURCE_ID
;
1189 status
= RtlCreateActivationContext( &module
->ActivationContext
, &ctx
);
1195 /*************************************************************************
1196 * is_dll_native_subsystem
1198 * Check if dll is a proper native driver.
1199 * Some dlls (corpol.dll from IE6 for instance) are incorrectly marked as native
1200 * while being perfectly normal DLLs. This heuristic should catch such breakages.
1202 static BOOL
is_dll_native_subsystem( LDR_DATA_TABLE_ENTRY
*mod
, const IMAGE_NT_HEADERS
*nt
, LPCWSTR filename
)
1204 const IMAGE_IMPORT_DESCRIPTOR
*imports
;
1207 if (nt
->OptionalHeader
.Subsystem
!= IMAGE_SUBSYSTEM_NATIVE
) return FALSE
;
1208 if (nt
->OptionalHeader
.SectionAlignment
< page_size
) return TRUE
;
1209 if (mod
->Flags
& LDR_WINE_INTERNAL
) return TRUE
;
1211 if ((imports
= RtlImageDirectoryEntryToData( mod
->DllBase
, TRUE
,
1212 IMAGE_DIRECTORY_ENTRY_IMPORT
, &size
)))
1214 for (i
= 0; imports
[i
].Name
; i
++)
1215 if (is_import_dll_system( mod
, &imports
[i
] ))
1217 TRACE( "%s imports system dll, assuming not native\n", debugstr_w(filename
) );
1224 /*************************************************************************
1227 * Allocate a TLS slot for a newly-loaded module.
1228 * The loader_section must be locked while calling this function.
1230 static BOOL
alloc_tls_slot( LDR_DATA_TABLE_ENTRY
*mod
)
1232 const IMAGE_TLS_DIRECTORY
*dir
;
1237 if (!(dir
= RtlImageDirectoryEntryToData( mod
->DllBase
, TRUE
, IMAGE_DIRECTORY_ENTRY_TLS
, &size
)))
1240 size
= dir
->EndAddressOfRawData
- dir
->StartAddressOfRawData
;
1241 if (!size
&& !dir
->SizeOfZeroFill
&& !dir
->AddressOfCallBacks
) return FALSE
;
1243 for (i
= 0; i
< tls_module_count
; i
++)
1245 if (!tls_dirs
[i
].StartAddressOfRawData
&& !tls_dirs
[i
].EndAddressOfRawData
&&
1246 !tls_dirs
[i
].SizeOfZeroFill
&& !tls_dirs
[i
].AddressOfCallBacks
)
1250 TRACE( "module %p data %p-%p zerofill %lu index %p callback %p flags %lx -> slot %lu\n", mod
->DllBase
,
1251 (void *)dir
->StartAddressOfRawData
, (void *)dir
->EndAddressOfRawData
, dir
->SizeOfZeroFill
,
1252 (void *)dir
->AddressOfIndex
, (void *)dir
->AddressOfCallBacks
, dir
->Characteristics
, i
);
1254 if (i
== tls_module_count
)
1256 UINT new_count
= max( 32, tls_module_count
* 2 );
1259 new_ptr
= RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, new_count
* sizeof(*tls_dirs
) );
1261 new_ptr
= RtlReAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, tls_dirs
,
1262 new_count
* sizeof(*tls_dirs
) );
1263 if (!new_ptr
) return FALSE
;
1265 /* resize the pointer block in all running threads */
1266 for (entry
= tls_links
.Flink
; entry
!= &tls_links
; entry
= entry
->Flink
)
1268 TEB
*teb
= CONTAINING_RECORD( entry
, TEB
, TlsLinks
);
1269 void **old
= teb
->ThreadLocalStoragePointer
;
1270 void **new = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, new_count
* sizeof(*new));
1272 if (!new) return FALSE
;
1273 if (old
) memcpy( new, old
, tls_module_count
* sizeof(*new) );
1274 teb
->ThreadLocalStoragePointer
= new;
1275 #ifdef __x86_64__ /* macOS-specific hack */
1276 if (teb
->Instrumentation
[0]) ((TEB
*)teb
->Instrumentation
[0])->ThreadLocalStoragePointer
= new;
1278 TRACE( "thread %04lx tls block %p -> %p\n", HandleToULong(teb
->ClientId
.UniqueThread
), old
, new );
1279 /* FIXME: can't free old block here, should be freed at thread exit */
1283 tls_module_count
= new_count
;
1286 /* allocate the data block in all running threads */
1287 for (entry
= tls_links
.Flink
; entry
!= &tls_links
; entry
= entry
->Flink
)
1289 TEB
*teb
= CONTAINING_RECORD( entry
, TEB
, TlsLinks
);
1291 if (!(new_ptr
= RtlAllocateHeap( GetProcessHeap(), 0, size
+ dir
->SizeOfZeroFill
))) return -1;
1292 memcpy( new_ptr
, (void *)dir
->StartAddressOfRawData
, size
);
1293 memset( (char *)new_ptr
+ size
, 0, dir
->SizeOfZeroFill
);
1295 TRACE( "thread %04lx slot %lu: %lu/%lu bytes at %p\n",
1296 HandleToULong(teb
->ClientId
.UniqueThread
), i
, size
, dir
->SizeOfZeroFill
, new_ptr
);
1298 RtlFreeHeap( GetProcessHeap(), 0,
1299 InterlockedExchangePointer( (void **)teb
->ThreadLocalStoragePointer
+ i
, new_ptr
));
1302 *(DWORD
*)dir
->AddressOfIndex
= i
;
1308 /*************************************************************************
1311 * Free the module TLS slot on unload.
1312 * The loader_section must be locked while calling this function.
1314 static void free_tls_slot( LDR_DATA_TABLE_ENTRY
*mod
)
1316 const IMAGE_TLS_DIRECTORY
*dir
;
1319 if (mod
->TlsIndex
!= -1)
1321 if (!(dir
= RtlImageDirectoryEntryToData( mod
->DllBase
, TRUE
, IMAGE_DIRECTORY_ENTRY_TLS
, &size
)))
1324 i
= *(ULONG
*)dir
->AddressOfIndex
;
1325 assert( i
< tls_module_count
);
1326 memset( &tls_dirs
[i
], 0, sizeof(tls_dirs
[i
]) );
1330 /****************************************************************
1331 * fixup_imports_ilonly
1333 * Fixup imports for an IL-only module. All we do is import mscoree.
1334 * The loader_section must be locked while calling this function.
1336 static NTSTATUS
fixup_imports_ilonly( WINE_MODREF
*wm
, LPCWSTR load_path
, void **entry
)
1341 WINE_MODREF
*prev
, *imp
;
1343 if (!(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
)) return STATUS_SUCCESS
; /* already done */
1344 wm
->ldr
.Flags
&= ~LDR_DONT_RESOLVE_REFS
;
1346 prev
= current_modref
;
1347 current_modref
= wm
;
1348 assert( !wm
->ldr
.DdagNode
->Dependencies
.Tail
);
1349 if (!(status
= load_dll( load_path
, L
"mscoree.dll", 0, &imp
, FALSE
))
1350 && !add_module_dependency_after( wm
->ldr
.DdagNode
, imp
->ldr
.DdagNode
, NULL
))
1351 status
= STATUS_NO_MEMORY
;
1352 current_modref
= prev
;
1355 ERR( "mscoree.dll not found, IL-only binary %s cannot be loaded\n",
1356 debugstr_w(wm
->ldr
.BaseDllName
.Buffer
) );
1360 TRACE( "loaded mscoree for %s\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
) );
1362 name
= (wm
->ldr
.Flags
& LDR_IMAGE_IS_DLL
) ? "_CorDllMain" : "_CorExeMain";
1363 if (!(proc
= RtlFindExportedRoutineByName( imp
->ldr
.DllBase
, name
))) return STATUS_PROCEDURE_NOT_FOUND
;
1365 return STATUS_SUCCESS
;
1369 /****************************************************************
1372 * Fixup all imports of a given module.
1373 * The loader_section must be locked while calling this function.
1375 static NTSTATUS
fixup_imports( WINE_MODREF
*wm
, LPCWSTR load_path
)
1377 const IMAGE_IMPORT_DESCRIPTOR
*imports
;
1378 SINGLE_LIST_ENTRY
*dep_after
;
1379 WINE_MODREF
*prev
, *imp
;
1385 if (!(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
)) return STATUS_SUCCESS
; /* already done */
1386 wm
->ldr
.Flags
&= ~LDR_DONT_RESOLVE_REFS
;
1388 if (alloc_tls_slot( &wm
->ldr
)) wm
->ldr
.TlsIndex
= -1;
1390 if (!(imports
= RtlImageDirectoryEntryToData( wm
->ldr
.DllBase
, TRUE
,
1391 IMAGE_DIRECTORY_ENTRY_IMPORT
, &size
)))
1392 return STATUS_SUCCESS
;
1395 while (imports
[nb_imports
].Name
&& imports
[nb_imports
].FirstThunk
) nb_imports
++;
1397 if (!nb_imports
) return STATUS_SUCCESS
; /* no imports */
1399 if (!create_module_activation_context( &wm
->ldr
))
1400 RtlActivateActivationContext( 0, wm
->ldr
.ActivationContext
, &cookie
);
1402 /* load the imported modules. They are automatically
1403 * added to the modref list of the process.
1405 prev
= current_modref
;
1406 current_modref
= wm
;
1407 status
= STATUS_SUCCESS
;
1408 for (i
= 0; i
< nb_imports
; i
++)
1410 dep_after
= wm
->ldr
.DdagNode
->Dependencies
.Tail
;
1411 if (!import_dll( wm
->ldr
.DllBase
, &imports
[i
], load_path
, &imp
))
1412 status
= STATUS_DLL_NOT_FOUND
;
1413 else if (imp
&& imp
->ldr
.DdagNode
!= node_ntdll
&& imp
->ldr
.DdagNode
!= node_kernel32
)
1414 add_module_dependency_after( wm
->ldr
.DdagNode
, imp
->ldr
.DdagNode
, dep_after
);
1416 current_modref
= prev
;
1417 if (wm
->ldr
.ActivationContext
) RtlDeactivateActivationContext( 0, cookie
);
1422 /*************************************************************************
1425 * Allocate a WINE_MODREF structure and add it to the process list
1426 * The loader_section must be locked while calling this function.
1428 static WINE_MODREF
*alloc_module( HMODULE hModule
, const UNICODE_STRING
*nt_name
, BOOL builtin
)
1433 const IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader(hModule
);
1435 if (!(wm
= RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*wm
) ))) return NULL
;
1437 wm
->ldr
.DllBase
= hModule
;
1438 wm
->ldr
.SizeOfImage
= nt
->OptionalHeader
.SizeOfImage
;
1439 wm
->ldr
.Flags
= LDR_DONT_RESOLVE_REFS
| (builtin
? LDR_WINE_INTERNAL
: 0);
1440 wm
->ldr
.TlsIndex
= 0;
1441 wm
->ldr
.LoadCount
= 1;
1442 wm
->CheckSum
= nt
->OptionalHeader
.CheckSum
;
1443 wm
->ldr
.TimeDateStamp
= nt
->FileHeader
.TimeDateStamp
;
1445 if (!(buffer
= RtlAllocateHeap( GetProcessHeap(), 0, nt_name
->Length
- 3 * sizeof(WCHAR
) )))
1447 RtlFreeHeap( GetProcessHeap(), 0, wm
);
1451 if (!(wm
->ldr
.DdagNode
= RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*wm
->ldr
.DdagNode
) )))
1453 RtlFreeHeap( GetProcessHeap(), 0, buffer
);
1454 RtlFreeHeap( GetProcessHeap(), 0, wm
);
1457 InitializeListHead(&wm
->ldr
.DdagNode
->Modules
);
1458 InsertTailList(&wm
->ldr
.DdagNode
->Modules
, &wm
->ldr
.NodeModuleLink
);
1460 memcpy( buffer
, nt_name
->Buffer
+ 4 /* \??\ prefix */, nt_name
->Length
- 4 * sizeof(WCHAR
) );
1461 buffer
[nt_name
->Length
/sizeof(WCHAR
) - 4] = 0;
1462 if ((p
= wcsrchr( buffer
, '\\' ))) p
++;
1464 RtlInitUnicodeString( &wm
->ldr
.FullDllName
, buffer
);
1465 RtlInitUnicodeString( &wm
->ldr
.BaseDllName
, p
);
1467 if (!is_dll_native_subsystem( &wm
->ldr
, nt
, p
))
1469 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
)
1470 wm
->ldr
.Flags
|= LDR_IMAGE_IS_DLL
;
1471 if (nt
->OptionalHeader
.AddressOfEntryPoint
)
1472 wm
->ldr
.EntryPoint
= (char *)hModule
+ nt
->OptionalHeader
.AddressOfEntryPoint
;
1475 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
,
1476 &wm
->ldr
.InLoadOrderLinks
);
1477 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
,
1478 &wm
->ldr
.InMemoryOrderLinks
);
1479 /* wait until init is called for inserting into InInitializationOrderModuleList */
1481 if (!(nt
->OptionalHeader
.DllCharacteristics
& IMAGE_DLLCHARACTERISTICS_NX_COMPAT
))
1483 ULONG flags
= MEM_EXECUTE_OPTION_ENABLE
;
1484 WARN( "disabling no-exec because of %s\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
) );
1485 NtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags
, &flags
, sizeof(flags
) );
1491 /*************************************************************************
1494 * Allocate the per-thread structure for module TLS storage.
1496 static NTSTATUS
alloc_thread_tls(void)
1501 if (!tls_module_count
) return STATUS_SUCCESS
;
1503 if (!(pointers
= RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
,
1504 tls_module_count
* sizeof(*pointers
) )))
1505 return STATUS_NO_MEMORY
;
1507 for (i
= 0; i
< tls_module_count
; i
++)
1509 const IMAGE_TLS_DIRECTORY
*dir
= &tls_dirs
[i
];
1512 size
= dir
->EndAddressOfRawData
- dir
->StartAddressOfRawData
;
1513 if (!size
&& !dir
->SizeOfZeroFill
) continue;
1515 if (!(pointers
[i
] = RtlAllocateHeap( GetProcessHeap(), 0, size
+ dir
->SizeOfZeroFill
)))
1517 while (i
) RtlFreeHeap( GetProcessHeap(), 0, pointers
[--i
] );
1518 RtlFreeHeap( GetProcessHeap(), 0, pointers
);
1519 return STATUS_NO_MEMORY
;
1521 memcpy( pointers
[i
], (void *)dir
->StartAddressOfRawData
, size
);
1522 memset( (char *)pointers
[i
] + size
, 0, dir
->SizeOfZeroFill
);
1524 TRACE( "slot %u: %u/%lu bytes at %p\n", i
, size
, dir
->SizeOfZeroFill
, pointers
[i
] );
1526 NtCurrentTeb()->ThreadLocalStoragePointer
= pointers
;
1527 #ifdef __x86_64__ /* macOS-specific hack */
1528 if (NtCurrentTeb()->Instrumentation
[0])
1529 ((TEB
*)NtCurrentTeb()->Instrumentation
[0])->ThreadLocalStoragePointer
= pointers
;
1531 return STATUS_SUCCESS
;
1535 /*************************************************************************
1536 * call_tls_callbacks
1538 static void call_tls_callbacks( HMODULE module
, UINT reason
)
1540 const IMAGE_TLS_DIRECTORY
*dir
;
1541 const PIMAGE_TLS_CALLBACK
*callback
;
1544 dir
= RtlImageDirectoryEntryToData( module
, TRUE
, IMAGE_DIRECTORY_ENTRY_TLS
, &dirsize
);
1545 if (!dir
|| !dir
->AddressOfCallBacks
) return;
1547 for (callback
= (const PIMAGE_TLS_CALLBACK
*)dir
->AddressOfCallBacks
; *callback
; callback
++)
1549 TRACE_(relay
)("\1Call TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
1550 *callback
, module
, reason_names
[reason
] );
1553 call_dll_entry_point( (DLLENTRYPROC
)*callback
, module
, reason
, NULL
);
1557 TRACE_(relay
)("\1exception %08lx in TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
1558 GetExceptionCode(), callback
, module
, reason_names
[reason
] );
1562 TRACE_(relay
)("\1Ret TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
1563 *callback
, module
, reason_names
[reason
] );
1567 /*************************************************************************
1570 static NTSTATUS
MODULE_InitDLL( WINE_MODREF
*wm
, UINT reason
, LPVOID lpReserved
)
1573 NTSTATUS status
= STATUS_SUCCESS
;
1574 DLLENTRYPROC entry
= wm
->ldr
.EntryPoint
;
1575 void *module
= wm
->ldr
.DllBase
;
1578 /* Skip calls for modules loaded with special load flags */
1580 if (wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
) return STATUS_SUCCESS
;
1581 if (wm
->ldr
.TlsIndex
== -1) call_tls_callbacks( wm
->ldr
.DllBase
, reason
);
1582 if (!entry
) return STATUS_SUCCESS
;
1584 if (TRACE_ON(relay
))
1586 size_t len
= min( wm
->ldr
.BaseDllName
.Length
, sizeof(mod_name
)-sizeof(WCHAR
) );
1587 memcpy( mod_name
, wm
->ldr
.BaseDllName
.Buffer
, len
);
1588 mod_name
[len
/ sizeof(WCHAR
)] = 0;
1589 TRACE_(relay
)("\1Call PE DLL (proc=%p,module=%p %s,reason=%s,res=%p)\n",
1590 entry
, module
, debugstr_w(mod_name
), reason_names
[reason
], lpReserved
);
1592 else TRACE("(%p %s,%s,%p) - CALL\n", module
, debugstr_w(wm
->ldr
.BaseDllName
.Buffer
),
1593 reason_names
[reason
], lpReserved
);
1597 retv
= call_dll_entry_point( entry
, module
, reason
, lpReserved
);
1599 status
= STATUS_DLL_INIT_FAILED
;
1603 status
= GetExceptionCode();
1604 TRACE_(relay
)("\1exception %08lx in PE entry point (proc=%p,module=%p,reason=%s,res=%p)\n",
1605 status
, entry
, module
, reason_names
[reason
], lpReserved
);
1609 /* The state of the module list may have changed due to the call
1610 to the dll. We cannot assume that this module has not been
1612 if (TRACE_ON(relay
))
1613 TRACE_(relay
)("\1Ret PE DLL (proc=%p,module=%p %s,reason=%s,res=%p) retval=%x\n",
1614 entry
, module
, debugstr_w(mod_name
), reason_names
[reason
], lpReserved
, retv
);
1616 TRACE("(%p,%s,%p) - RETURN %d\n", module
, reason_names
[reason
], lpReserved
, retv
);
1622 /*************************************************************************
1625 * Send the process attach notification to all DLLs the given module
1626 * depends on (recursively). This is somewhat complicated due to the fact that
1628 * - we have to respect the module dependencies, i.e. modules implicitly
1629 * referenced by another module have to be initialized before the module
1630 * itself can be initialized
1632 * - the initialization routine of a DLL can itself call LoadLibrary,
1633 * thereby introducing a whole new set of dependencies (even involving
1634 * the 'old' modules) at any time during the whole process
1636 * (Note that this routine can be recursively entered not only directly
1637 * from itself, but also via LoadLibrary from one of the called initialization
1640 * Furthermore, we need to rearrange the main WINE_MODREF list to allow
1641 * the process *detach* notifications to be sent in the correct order.
1642 * This must not only take into account module dependencies, but also
1643 * 'hidden' dependencies created by modules calling LoadLibrary in their
1644 * attach notification routine.
1646 * The strategy is rather simple: we move a WINE_MODREF to the head of the
1647 * list after the attach notification has returned. This implies that the
1648 * detach notifications are called in the reverse of the sequence the attach
1649 * notifications *returned*.
1651 * The loader_section must be locked while calling this function.
1653 static NTSTATUS
process_attach( LDR_DDAG_NODE
*node
, LPVOID lpReserved
)
1655 NTSTATUS status
= STATUS_SUCCESS
;
1656 LDR_DATA_TABLE_ENTRY
*mod
;
1660 if (process_detaching
) return status
;
1662 mod
= CONTAINING_RECORD( node
->Modules
.Flink
, LDR_DATA_TABLE_ENTRY
, NodeModuleLink
);
1663 wm
= CONTAINING_RECORD( mod
, WINE_MODREF
, ldr
);
1665 /* prevent infinite recursion in case of cyclical dependencies */
1666 if ( ( wm
->ldr
.Flags
& LDR_LOAD_IN_PROGRESS
)
1667 || ( wm
->ldr
.Flags
& LDR_PROCESS_ATTACHED
) )
1670 TRACE("(%s,%p) - START\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), lpReserved
);
1672 /* Tag current MODREF to prevent recursive loop */
1673 wm
->ldr
.Flags
|= LDR_LOAD_IN_PROGRESS
;
1674 if (lpReserved
) wm
->ldr
.LoadCount
= -1; /* pin it if imported by the main exe */
1675 if (wm
->ldr
.ActivationContext
) RtlActivateActivationContext( 0, wm
->ldr
.ActivationContext
, &cookie
);
1677 /* Recursively attach all DLLs this one depends on */
1678 status
= walk_node_dependencies( node
, lpReserved
, process_attach
);
1680 if (!wm
->ldr
.InInitializationOrderLinks
.Flink
)
1681 InsertTailList(&NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
,
1682 &wm
->ldr
.InInitializationOrderLinks
);
1684 /* Call DLL entry point */
1685 if (status
== STATUS_SUCCESS
)
1687 WINE_MODREF
*prev
= current_modref
;
1688 current_modref
= wm
;
1690 call_ldr_notifications( LDR_DLL_NOTIFICATION_REASON_LOADED
, &wm
->ldr
);
1691 status
= MODULE_InitDLL( wm
, DLL_PROCESS_ATTACH
, lpReserved
);
1692 if (status
== STATUS_SUCCESS
)
1694 wm
->ldr
.Flags
|= LDR_PROCESS_ATTACHED
;
1698 MODULE_InitDLL( wm
, DLL_PROCESS_DETACH
, lpReserved
);
1699 call_ldr_notifications( LDR_DLL_NOTIFICATION_REASON_UNLOADED
, &wm
->ldr
);
1701 /* point to the name so LdrInitializeThunk can print it */
1702 last_failed_modref
= wm
;
1703 WARN("Initialization of %s failed\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
));
1705 current_modref
= prev
;
1708 if (wm
->ldr
.ActivationContext
) RtlDeactivateActivationContext( 0, cookie
);
1709 /* Remove recursion flag */
1710 wm
->ldr
.Flags
&= ~LDR_LOAD_IN_PROGRESS
;
1712 TRACE("(%s,%p) - END\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), lpReserved
);
1717 /*************************************************************************
1720 * Send DLL process detach notifications. See the comment about calling
1721 * sequence at process_attach.
1723 static void process_detach(void)
1725 PLIST_ENTRY mark
, entry
;
1726 PLDR_DATA_TABLE_ENTRY mod
;
1728 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
1731 for (entry
= mark
->Blink
; entry
!= mark
; entry
= entry
->Blink
)
1733 mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
,
1734 InInitializationOrderLinks
);
1735 /* Check whether to detach this DLL */
1736 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
1738 if ( mod
->LoadCount
&& !process_detaching
)
1741 /* Call detach notification */
1742 mod
->Flags
&= ~LDR_PROCESS_ATTACHED
;
1743 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
1744 DLL_PROCESS_DETACH
, ULongToPtr(process_detaching
) );
1745 call_ldr_notifications( LDR_DLL_NOTIFICATION_REASON_UNLOADED
, mod
);
1747 /* Restart at head of WINE_MODREF list, as entries might have
1748 been added and/or removed while performing the call ... */
1751 } while (entry
!= mark
);
1754 /*************************************************************************
1757 * Send DLL thread attach notifications. These are sent in the
1758 * reverse sequence of process detach notification.
1759 * The loader_section must be locked while calling this function.
1761 static void thread_attach(void)
1763 PLIST_ENTRY mark
, entry
;
1764 PLDR_DATA_TABLE_ENTRY mod
;
1766 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
1767 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1769 mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
,
1770 InInitializationOrderLinks
);
1771 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
1773 if ( mod
->Flags
& LDR_NO_DLL_CALLS
)
1776 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
), DLL_THREAD_ATTACH
, NULL
);
1780 /******************************************************************
1781 * LdrDisableThreadCalloutsForDll (NTDLL.@)
1784 NTSTATUS WINAPI
LdrDisableThreadCalloutsForDll(HMODULE hModule
)
1787 NTSTATUS ret
= STATUS_SUCCESS
;
1789 RtlEnterCriticalSection( &loader_section
);
1791 wm
= get_modref( hModule
);
1792 if (!wm
|| wm
->ldr
.TlsIndex
== -1)
1793 ret
= STATUS_DLL_NOT_FOUND
;
1795 wm
->ldr
.Flags
|= LDR_NO_DLL_CALLS
;
1797 RtlLeaveCriticalSection( &loader_section
);
1802 /******************************************************************
1803 * LdrFindEntryForAddress (NTDLL.@)
1805 * The loader_section must be locked while calling this function
1807 NTSTATUS WINAPI
LdrFindEntryForAddress( const void *addr
, PLDR_DATA_TABLE_ENTRY
*pmod
)
1809 PLIST_ENTRY mark
, entry
;
1810 PLDR_DATA_TABLE_ENTRY mod
;
1812 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
1813 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1815 mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
, InMemoryOrderLinks
);
1816 if (mod
->DllBase
<= addr
&&
1817 (const char *)addr
< (char*)mod
->DllBase
+ mod
->SizeOfImage
)
1820 return STATUS_SUCCESS
;
1823 return STATUS_NO_MORE_ENTRIES
;
1826 /******************************************************************
1827 * LdrEnumerateLoadedModules (NTDLL.@)
1829 NTSTATUS WINAPI
LdrEnumerateLoadedModules( void *unknown
, LDRENUMPROC callback
, void *context
)
1831 LIST_ENTRY
*mark
, *entry
;
1832 LDR_DATA_TABLE_ENTRY
*mod
;
1833 BOOLEAN stop
= FALSE
;
1835 TRACE( "(%p, %p, %p)\n", unknown
, callback
, context
);
1837 if (unknown
|| !callback
)
1838 return STATUS_INVALID_PARAMETER
;
1840 RtlEnterCriticalSection( &loader_section
);
1842 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
1843 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
1845 mod
= CONTAINING_RECORD( entry
, LDR_DATA_TABLE_ENTRY
, InMemoryOrderLinks
);
1846 callback( mod
, context
, &stop
);
1850 RtlLeaveCriticalSection( &loader_section
);
1851 return STATUS_SUCCESS
;
1854 /******************************************************************
1855 * LdrRegisterDllNotification (NTDLL.@)
1857 NTSTATUS WINAPI
LdrRegisterDllNotification(ULONG flags
, PLDR_DLL_NOTIFICATION_FUNCTION callback
,
1858 void *context
, void **cookie
)
1860 struct ldr_notification
*notify
;
1862 TRACE( "(%lx, %p, %p, %p)\n", flags
, callback
, context
, cookie
);
1864 if (!callback
|| !cookie
)
1865 return STATUS_INVALID_PARAMETER
;
1868 FIXME( "ignoring flags %lx\n", flags
);
1870 notify
= RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*notify
) );
1871 if (!notify
) return STATUS_NO_MEMORY
;
1872 notify
->callback
= callback
;
1873 notify
->context
= context
;
1875 RtlEnterCriticalSection( &loader_section
);
1876 list_add_tail( &ldr_notifications
, ¬ify
->entry
);
1877 RtlLeaveCriticalSection( &loader_section
);
1880 return STATUS_SUCCESS
;
1883 /******************************************************************
1884 * LdrUnregisterDllNotification (NTDLL.@)
1886 NTSTATUS WINAPI
LdrUnregisterDllNotification( void *cookie
)
1888 struct ldr_notification
*notify
= cookie
;
1890 TRACE( "(%p)\n", cookie
);
1892 if (!notify
) return STATUS_INVALID_PARAMETER
;
1894 RtlEnterCriticalSection( &loader_section
);
1895 list_remove( ¬ify
->entry
);
1896 RtlLeaveCriticalSection( &loader_section
);
1898 RtlFreeHeap( GetProcessHeap(), 0, notify
);
1899 return STATUS_SUCCESS
;
1902 /******************************************************************
1903 * LdrLockLoaderLock (NTDLL.@)
1905 * Note: some flags are not implemented.
1906 * Flag 0x01 is used to raise exceptions on errors.
1908 NTSTATUS WINAPI
LdrLockLoaderLock( ULONG flags
, ULONG
*result
, ULONG_PTR
*magic
)
1910 if (flags
& ~0x2) FIXME( "flags %lx not supported\n", flags
);
1912 if (result
) *result
= 0;
1913 if (magic
) *magic
= 0;
1914 if (flags
& ~0x3) return STATUS_INVALID_PARAMETER_1
;
1915 if (!result
&& (flags
& 0x2)) return STATUS_INVALID_PARAMETER_2
;
1916 if (!magic
) return STATUS_INVALID_PARAMETER_3
;
1920 if (!RtlTryEnterCriticalSection( &loader_section
))
1923 return STATUS_SUCCESS
;
1929 RtlEnterCriticalSection( &loader_section
);
1930 if (result
) *result
= 1;
1932 *magic
= GetCurrentThreadId();
1933 return STATUS_SUCCESS
;
1937 /******************************************************************
1938 * LdrUnlockLoaderUnlock (NTDLL.@)
1940 NTSTATUS WINAPI
LdrUnlockLoaderLock( ULONG flags
, ULONG_PTR magic
)
1944 if (magic
!= GetCurrentThreadId()) return STATUS_INVALID_PARAMETER_2
;
1945 RtlLeaveCriticalSection( &loader_section
);
1947 return STATUS_SUCCESS
;
1951 /******************************************************************
1952 * LdrGetProcedureAddress (NTDLL.@)
1954 NTSTATUS WINAPI
LdrGetProcedureAddress(HMODULE module
, const ANSI_STRING
*name
,
1955 ULONG ord
, PVOID
*address
)
1957 IMAGE_EXPORT_DIRECTORY
*exports
;
1959 NTSTATUS ret
= STATUS_PROCEDURE_NOT_FOUND
;
1961 RtlEnterCriticalSection( &loader_section
);
1963 /* check if the module itself is invalid to return the proper error */
1964 if (!get_modref( module
)) ret
= STATUS_DLL_NOT_FOUND
;
1965 else if ((exports
= RtlImageDirectoryEntryToData( module
, TRUE
,
1966 IMAGE_DIRECTORY_ENTRY_EXPORT
, &exp_size
)))
1968 void *proc
= name
? find_named_export( module
, exports
, exp_size
, name
->Buffer
, -1, NULL
)
1969 : find_ordinal_export( module
, exports
, exp_size
, ord
- exports
->Base
, NULL
);
1973 ret
= STATUS_SUCCESS
;
1977 RtlLeaveCriticalSection( &loader_section
);
1982 /***********************************************************************
1983 * set_security_cookie
1985 * Create a random security cookie for buffer overflow protection. Make
1986 * sure it does not accidentally match the default cookie value.
1988 static void set_security_cookie( void *module
, SIZE_T len
)
1991 IMAGE_LOAD_CONFIG_DIRECTORY
*loadcfg
;
1995 loadcfg
= RtlImageDirectoryEntryToData( module
, TRUE
, IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG
, &loadcfg_size
);
1996 if (!loadcfg
) return;
1997 if (loadcfg_size
< offsetof(IMAGE_LOAD_CONFIG_DIRECTORY
, SecurityCookie
) + sizeof(loadcfg
->SecurityCookie
)) return;
1998 if (!loadcfg
->SecurityCookie
) return;
1999 if (loadcfg
->SecurityCookie
< (ULONG_PTR
)module
||
2000 loadcfg
->SecurityCookie
> (ULONG_PTR
)module
+ len
- sizeof(ULONG_PTR
))
2002 WARN( "security cookie %p outside of image %p-%p\n",
2003 (void *)loadcfg
->SecurityCookie
, module
, (char *)module
+ len
);
2007 cookie
= (ULONG_PTR
*)loadcfg
->SecurityCookie
;
2008 TRACE( "initializing security cookie %p\n", cookie
);
2010 if (!seed
) seed
= NtGetTickCount() ^ GetCurrentProcessId();
2013 if (*cookie
== DEFAULT_SECURITY_COOKIE_16
)
2014 *cookie
= RtlRandom( &seed
) >> 16; /* leave the high word clear */
2015 else if (*cookie
== DEFAULT_SECURITY_COOKIE_32
)
2016 *cookie
= RtlRandom( &seed
);
2017 #ifdef DEFAULT_SECURITY_COOKIE_64
2018 else if (*cookie
== DEFAULT_SECURITY_COOKIE_64
)
2020 *cookie
= RtlRandom( &seed
);
2021 /* fill up, but keep the highest word clear */
2022 *cookie
^= (ULONG_PTR
)RtlRandom( &seed
) << 16;
2030 static NTSTATUS
perform_relocations( void *module
, IMAGE_NT_HEADERS
*nt
, SIZE_T len
)
2033 IMAGE_BASE_RELOCATION
*rel
, *end
;
2034 const IMAGE_DATA_DIRECTORY
*relocs
;
2035 const IMAGE_SECTION_HEADER
*sec
;
2037 ULONG protect_old
[96], i
;
2039 base
= (char *)nt
->OptionalHeader
.ImageBase
;
2040 if (module
== base
) return STATUS_SUCCESS
; /* nothing to do */
2042 /* no relocations are performed on non page-aligned binaries */
2043 if (nt
->OptionalHeader
.SectionAlignment
< page_size
)
2044 return STATUS_SUCCESS
;
2046 if (!(nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
) && NtCurrentTeb()->Peb
->ImageBaseAddress
)
2047 return STATUS_SUCCESS
;
2049 relocs
= &nt
->OptionalHeader
.DataDirectory
[IMAGE_DIRECTORY_ENTRY_BASERELOC
];
2051 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_RELOCS_STRIPPED
)
2053 WARN( "Need to relocate module from %p to %p, but there are no relocation records\n",
2055 return STATUS_CONFLICTING_ADDRESSES
;
2058 if (!relocs
->Size
) return STATUS_SUCCESS
;
2059 if (!relocs
->VirtualAddress
) return STATUS_CONFLICTING_ADDRESSES
;
2061 if (nt
->FileHeader
.NumberOfSections
> ARRAY_SIZE( protect_old
))
2062 return STATUS_INVALID_IMAGE_FORMAT
;
2064 sec
= (const IMAGE_SECTION_HEADER
*)((const char *)&nt
->OptionalHeader
+
2065 nt
->FileHeader
.SizeOfOptionalHeader
);
2066 for (i
= 0; i
< nt
->FileHeader
.NumberOfSections
; i
++)
2068 void *addr
= get_rva( module
, sec
[i
].VirtualAddress
);
2069 SIZE_T size
= sec
[i
].SizeOfRawData
;
2070 NtProtectVirtualMemory( NtCurrentProcess(), &addr
,
2071 &size
, PAGE_READWRITE
, &protect_old
[i
] );
2074 TRACE( "relocating from %p-%p to %p-%p\n",
2075 base
, base
+ len
, module
, (char *)module
+ len
);
2077 rel
= get_rva( module
, relocs
->VirtualAddress
);
2078 end
= get_rva( module
, relocs
->VirtualAddress
+ relocs
->Size
);
2079 delta
= (char *)module
- base
;
2081 while (rel
< end
- 1 && rel
->SizeOfBlock
)
2083 if (rel
->VirtualAddress
>= len
)
2085 WARN( "invalid address %p in relocation %p\n", get_rva( module
, rel
->VirtualAddress
), rel
);
2086 return STATUS_ACCESS_VIOLATION
;
2088 rel
= LdrProcessRelocationBlock( get_rva( module
, rel
->VirtualAddress
),
2089 (rel
->SizeOfBlock
- sizeof(*rel
)) / sizeof(USHORT
),
2090 (USHORT
*)(rel
+ 1), delta
);
2091 if (!rel
) return STATUS_INVALID_IMAGE_FORMAT
;
2094 for (i
= 0; i
< nt
->FileHeader
.NumberOfSections
; i
++)
2096 void *addr
= get_rva( module
, sec
[i
].VirtualAddress
);
2097 SIZE_T size
= sec
[i
].SizeOfRawData
;
2098 NtProtectVirtualMemory( NtCurrentProcess(), &addr
,
2099 &size
, protect_old
[i
], &protect_old
[i
] );
2102 return STATUS_SUCCESS
;
2106 /*************************************************************************
2109 * Build the module data for a mapped dll.
2111 static NTSTATUS
build_module( LPCWSTR load_path
, const UNICODE_STRING
*nt_name
, void **module
,
2112 const SECTION_IMAGE_INFORMATION
*image_info
, const struct file_id
*id
,
2113 DWORD flags
, BOOL system
, WINE_MODREF
**pwm
)
2115 static const char builtin_signature
[] = "Wine builtin DLL";
2116 char *signature
= (char *)((IMAGE_DOS_HEADER
*)*module
+ 1);
2118 IMAGE_NT_HEADERS
*nt
;
2123 if (!(nt
= RtlImageNtHeader( *module
))) return STATUS_INVALID_IMAGE_FORMAT
;
2125 map_size
= (nt
->OptionalHeader
.SizeOfImage
+ page_size
- 1) & ~(page_size
- 1);
2126 if ((status
= perform_relocations( *module
, nt
, map_size
))) return status
;
2128 is_builtin
= ((char *)nt
- signature
>= sizeof(builtin_signature
) &&
2129 !memcmp( signature
, builtin_signature
, sizeof(builtin_signature
) ));
2131 /* create the MODREF */
2133 if (!(wm
= alloc_module( *module
, nt_name
, is_builtin
))) return STATUS_NO_MEMORY
;
2135 if (id
) wm
->id
= *id
;
2136 if (image_info
->LoaderFlags
) wm
->ldr
.Flags
|= LDR_COR_IMAGE
;
2137 if (image_info
->u
.s
.ComPlusILOnly
) wm
->ldr
.Flags
|= LDR_COR_ILONLY
;
2138 wm
->system
= system
;
2140 set_security_cookie( *module
, map_size
);
2144 if (!(flags
& DONT_RESOLVE_DLL_REFERENCES
) &&
2145 ((nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
) ||
2146 nt
->OptionalHeader
.Subsystem
== IMAGE_SUBSYSTEM_NATIVE
))
2148 if (wm
->ldr
.Flags
& LDR_COR_ILONLY
)
2149 status
= fixup_imports_ilonly( wm
, load_path
, &wm
->ldr
.EntryPoint
);
2151 status
= fixup_imports( wm
, load_path
);
2152 if (status
!= STATUS_SUCCESS
)
2154 /* the module has only be inserted in the load & memory order lists */
2155 RemoveEntryList(&wm
->ldr
.InLoadOrderLinks
);
2156 RemoveEntryList(&wm
->ldr
.InMemoryOrderLinks
);
2158 /* FIXME: there are several more dangling references
2159 * left. Including dlls loaded by this dll before the
2160 * failed one. Unrolling is rather difficult with the
2161 * current structure and we can leave them lying
2162 * around with no problems, so we don't care.
2163 * As these might reference our wm, we don't free it.
2170 TRACE( "loaded %s %p %p\n", debugstr_us(nt_name
), wm
, *module
);
2174 if (TRACE_ON(relay
)) RELAY_SetupDLL( *module
);
2178 if ((wm
->ldr
.Flags
& LDR_IMAGE_IS_DLL
) && TRACE_ON(snoop
)) SNOOP_SetupDLL( *module
);
2181 TRACE_(loaddll
)( "Loaded %s at %p: %s\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
), *module
,
2182 is_builtin
? "builtin" : "native" );
2184 wm
->ldr
.LoadCount
= 1;
2187 return STATUS_SUCCESS
;
2191 /*************************************************************************
2192 * build_ntdll_module
2194 * Build the module data for the initially-loaded ntdll.
2196 static void build_ntdll_module( HMODULE module
)
2198 UNICODE_STRING nt_name
= RTL_CONSTANT_STRING( L
"\\??\\C:\\windows\\system32\\ntdll.dll" );
2201 wm
= alloc_module( module
, &nt_name
, TRUE
);
2203 wm
->ldr
.Flags
&= ~LDR_DONT_RESOLVE_REFS
;
2204 node_ntdll
= wm
->ldr
.DdagNode
;
2205 if (TRACE_ON(relay
)) RELAY_SetupDLL( module
);
2210 /* convert PE header to 64-bit when loading a 32-bit IL-only module into a 64-bit process */
2211 static BOOL
convert_to_pe64( HMODULE module
, const SECTION_IMAGE_INFORMATION
*info
)
2213 static const ULONG copy_dirs
[] = { IMAGE_DIRECTORY_ENTRY_RESOURCE
,
2214 IMAGE_DIRECTORY_ENTRY_SECURITY
,
2215 IMAGE_DIRECTORY_ENTRY_BASERELOC
,
2216 IMAGE_DIRECTORY_ENTRY_DEBUG
,
2217 IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR
};
2218 IMAGE_OPTIONAL_HEADER32 hdr32
= { IMAGE_NT_OPTIONAL_HDR32_MAGIC
};
2219 IMAGE_OPTIONAL_HEADER64 hdr64
= { IMAGE_NT_OPTIONAL_HDR64_MAGIC
};
2220 IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader( module
);
2221 SIZE_T hdr_size
= min( sizeof(hdr32
), nt
->FileHeader
.SizeOfOptionalHeader
);
2222 IMAGE_SECTION_HEADER
*sec
= (IMAGE_SECTION_HEADER
*)((char *)&nt
->OptionalHeader
+ hdr_size
);
2223 SIZE_T size
= min( nt
->OptionalHeader
.SizeOfHeaders
, nt
->OptionalHeader
.SizeOfImage
);
2224 void *addr
= module
;
2227 if (nt
->OptionalHeader
.Magic
!= IMAGE_NT_OPTIONAL_HDR32_MAGIC
) return TRUE
; /* already 64-bit */
2228 if (NtCurrentTeb()->WowTebOffset
) return TRUE
; /* no need to convert */
2229 if (!info
->ImageContainsCode
) return TRUE
; /* no need to convert */
2231 TRACE( "%p\n", module
);
2233 if (NtProtectVirtualMemory( NtCurrentProcess(), &addr
, &size
, PAGE_READWRITE
, &old_prot
))
2236 if ((char *)module
+ size
< (char *)(nt
+ 1) + nt
->FileHeader
.NumberOfSections
* sizeof(*sec
))
2238 NtProtectVirtualMemory( NtCurrentProcess(), &addr
, &size
, old_prot
, &old_prot
);
2242 memcpy( &hdr32
, &nt
->OptionalHeader
, hdr_size
);
2243 memcpy( &hdr64
, &hdr32
, offsetof( IMAGE_OPTIONAL_HEADER64
, SizeOfStackReserve
));
2244 hdr64
.Magic
= IMAGE_NT_OPTIONAL_HDR64_MAGIC
;
2245 hdr64
.AddressOfEntryPoint
= 0;
2246 hdr64
.ImageBase
= hdr32
.ImageBase
;
2247 hdr64
.SizeOfStackReserve
= hdr32
.SizeOfStackReserve
;
2248 hdr64
.SizeOfStackCommit
= hdr32
.SizeOfStackCommit
;
2249 hdr64
.SizeOfHeapReserve
= hdr32
.SizeOfHeapReserve
;
2250 hdr64
.SizeOfHeapCommit
= hdr32
.SizeOfHeapCommit
;
2251 hdr64
.LoaderFlags
= hdr32
.LoaderFlags
;
2252 hdr64
.NumberOfRvaAndSizes
= hdr32
.NumberOfRvaAndSizes
;
2253 for (i
= 0; i
< ARRAY_SIZE( copy_dirs
); i
++)
2254 hdr64
.DataDirectory
[copy_dirs
[i
]] = hdr32
.DataDirectory
[copy_dirs
[i
]];
2256 memmove( nt
+ 1, sec
, nt
->FileHeader
.NumberOfSections
* sizeof(*sec
) );
2257 nt
->FileHeader
.SizeOfOptionalHeader
= sizeof(hdr64
);
2258 nt
->OptionalHeader
= hdr64
;
2259 NtProtectVirtualMemory( NtCurrentProcess(), &addr
, &size
, old_prot
, &old_prot
);
2263 /* read data out of a PE image directory */
2264 static ULONG
read_image_directory( HANDLE file
, const SECTION_IMAGE_INFORMATION
*info
,
2265 ULONG dir
, void *buffer
, ULONG maxlen
, USHORT
*magic
)
2267 IMAGE_DOS_HEADER mz
;
2269 LARGE_INTEGER offset
;
2270 IMAGE_SECTION_HEADER sec
[96];
2271 unsigned int i
, count
;
2275 IMAGE_NT_HEADERS32 nt32
;
2276 IMAGE_NT_HEADERS64 nt64
;
2279 offset
.QuadPart
= 0;
2280 if (NtReadFile( file
, 0, NULL
, NULL
, &io
, &mz
, sizeof(mz
), &offset
, NULL
)) return 0;
2281 if (io
.Information
!= sizeof(mz
)) return 0;
2282 if (mz
.e_magic
!= IMAGE_DOS_SIGNATURE
) return 0;
2283 offset
.QuadPart
= mz
.e_lfanew
;
2284 if (NtReadFile( file
, 0, NULL
, NULL
, &io
, &nt
, sizeof(nt
), &offset
, NULL
)) return 0;
2285 if (io
.Information
!= sizeof(nt
)) return 0;
2286 if (nt
.nt32
.Signature
!= IMAGE_NT_SIGNATURE
) return 0;
2287 *magic
= nt
.nt32
.OptionalHeader
.Magic
;
2288 switch (nt
.nt32
.OptionalHeader
.Magic
)
2290 case IMAGE_NT_OPTIONAL_HDR32_MAGIC
:
2291 va
= nt
.nt32
.OptionalHeader
.DataDirectory
[dir
].VirtualAddress
;
2292 size
= nt
.nt32
.OptionalHeader
.DataDirectory
[dir
].Size
;
2294 case IMAGE_NT_OPTIONAL_HDR64_MAGIC
:
2295 va
= nt
.nt64
.OptionalHeader
.DataDirectory
[dir
].VirtualAddress
;
2296 size
= nt
.nt64
.OptionalHeader
.DataDirectory
[dir
].Size
;
2302 offset
.QuadPart
+= offsetof( IMAGE_NT_HEADERS32
, OptionalHeader
) + nt
.nt32
.FileHeader
.SizeOfOptionalHeader
;
2303 count
= min( 96, nt
.nt32
.FileHeader
.NumberOfSections
);
2304 if (NtReadFile( file
, 0, NULL
, NULL
, &io
, &sec
, count
* sizeof(*sec
), &offset
, NULL
)) return 0;
2305 if (io
.Information
!= count
* sizeof(*sec
)) return 0;
2306 for (i
= 0; i
< count
; i
++)
2308 if (va
< sec
[i
].VirtualAddress
) continue;
2309 if (sec
[i
].Misc
.VirtualSize
&& va
- sec
[i
].VirtualAddress
>= sec
[i
].Misc
.VirtualSize
) continue;
2310 offset
.QuadPart
= sec
[i
].PointerToRawData
+ va
- sec
[i
].VirtualAddress
;
2311 if (NtReadFile( file
, 0, NULL
, NULL
, &io
, buffer
, min( maxlen
, size
), &offset
, NULL
)) return 0;
2312 return io
.Information
;
2317 /* check COM header for ILONLY flag, ignoring runtime version */
2318 static BOOL
is_com_ilonly( HANDLE file
, const SECTION_IMAGE_INFORMATION
*info
)
2321 IMAGE_COR20_HEADER cor_header
;
2322 ULONG len
= read_image_directory( file
, info
, IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR
,
2323 &cor_header
, sizeof(cor_header
), &magic
);
2325 if (len
!= sizeof(cor_header
)) return FALSE
;
2326 if (magic
!= IMAGE_NT_OPTIONAL_HDR32_MAGIC
) return FALSE
;
2327 return !!(cor_header
.Flags
& COMIMAGE_FLAGS_ILONLY
);
2330 /* check LOAD_CONFIG header for CHPE metadata */
2331 static BOOL
has_chpe_metadata( HANDLE file
, const SECTION_IMAGE_INFORMATION
*info
)
2334 IMAGE_LOAD_CONFIG_DIRECTORY64 loadcfg
;
2335 ULONG len
= read_image_directory( file
, info
, IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG
,
2336 &loadcfg
, sizeof(loadcfg
), &magic
);
2338 if (!len
) return FALSE
;
2339 if (magic
!= IMAGE_NT_OPTIONAL_HDR64_MAGIC
) return FALSE
;
2340 len
= min( len
, loadcfg
.Size
);
2341 if (len
<= offsetof( IMAGE_LOAD_CONFIG_DIRECTORY64
, CHPEMetadataPointer
)) return FALSE
;
2342 return !!loadcfg
.CHPEMetadataPointer
;
2345 /* On WoW64 setups, an image mapping can also be created for the other 32/64 CPU */
2346 /* but it cannot necessarily be loaded as a dll, so we need some additional checks */
2347 static BOOL
is_valid_binary( HANDLE file
, const SECTION_IMAGE_INFORMATION
*info
)
2349 if (info
->Machine
== current_machine
) return TRUE
;
2350 if (NtCurrentTeb()->WowTebOffset
) return TRUE
;
2351 /* support ARM64EC binaries on x86-64 */
2352 if (current_machine
== IMAGE_FILE_MACHINE_AMD64
&& has_chpe_metadata( file
, info
)) return TRUE
;
2353 /* support 32-bit IL-only images on 64-bit */
2354 if (!info
->ImageContainsCode
) return TRUE
;
2355 if (info
->u
.s
.ComPlusNativeReady
) return TRUE
;
2356 return is_com_ilonly( file
, info
);
2361 static BOOL
is_valid_binary( HANDLE file
, const SECTION_IMAGE_INFORMATION
*info
)
2363 return (info
->Machine
== current_machine
);
2369 /******************************************************************
2370 * get_module_path_end
2372 * Returns the end of the directory component of the module path.
2374 static inline const WCHAR
*get_module_path_end( const WCHAR
*module
)
2377 const WCHAR
*mod_end
= module
;
2379 if ((p
= wcsrchr( mod_end
, '\\' ))) mod_end
= p
;
2380 if ((p
= wcsrchr( mod_end
, '/' ))) mod_end
= p
;
2381 if (mod_end
== module
+ 2 && module
[1] == ':') mod_end
++;
2382 if (mod_end
== module
&& module
[0] && module
[1] == ':') mod_end
+= 2;
2387 /******************************************************************
2390 * Append a counted string to the load path. Helper for get_dll_load_path.
2392 static inline WCHAR
*append_path( WCHAR
*p
, const WCHAR
*str
, int len
)
2394 if (len
== -1) len
= wcslen(str
);
2396 memcpy( p
, str
, len
* sizeof(WCHAR
) );
2402 /******************************************************************
2405 static NTSTATUS
get_dll_load_path( LPCWSTR module
, LPCWSTR dll_dir
, ULONG safe_mode
, WCHAR
**path
)
2407 const WCHAR
*mod_end
= module
;
2408 UNICODE_STRING name
= RTL_CONSTANT_STRING( L
"PATH" ), value
;
2410 int len
= ARRAY_SIZE(system_path
) + 1, path_len
= 0;
2414 mod_end
= get_module_path_end( module
);
2415 len
+= (mod_end
- module
) + 1;
2419 value
.MaximumLength
= 0;
2420 value
.Buffer
= NULL
;
2421 if (RtlQueryEnvironmentVariable_U( NULL
, &name
, &value
) == STATUS_BUFFER_TOO_SMALL
)
2422 path_len
= value
.Length
;
2424 if (dll_dir
) len
+= wcslen( dll_dir
) + 1;
2425 else len
+= 2; /* current directory */
2426 if (!(p
= ret
= RtlAllocateHeap( GetProcessHeap(), 0, path_len
+ len
* sizeof(WCHAR
) )))
2427 return STATUS_NO_MEMORY
;
2429 p
= append_path( p
, module
, mod_end
- module
);
2430 if (dll_dir
) p
= append_path( p
, dll_dir
, -1 );
2431 else if (!safe_mode
) p
= append_path( p
, L
".", -1 );
2432 p
= append_path( p
, system_path
, -1 );
2433 if (!dll_dir
&& safe_mode
) p
= append_path( p
, L
".", -1 );
2436 value
.MaximumLength
= path_len
;
2438 while (RtlQueryEnvironmentVariable_U( NULL
, &name
, &value
) == STATUS_BUFFER_TOO_SMALL
)
2442 /* grow the buffer and retry */
2443 path_len
= value
.Length
;
2444 if (!(new_ptr
= RtlReAllocateHeap( GetProcessHeap(), 0, ret
, path_len
+ len
* sizeof(WCHAR
) )))
2446 RtlFreeHeap( GetProcessHeap(), 0, ret
);
2447 return STATUS_NO_MEMORY
;
2449 value
.Buffer
= new_ptr
+ (value
.Buffer
- ret
);
2450 value
.MaximumLength
= path_len
;
2453 value
.Buffer
[value
.Length
/ sizeof(WCHAR
)] = 0;
2455 return STATUS_SUCCESS
;
2459 /******************************************************************
2460 * get_dll_load_path_search_flags
2462 static NTSTATUS
get_dll_load_path_search_flags( LPCWSTR module
, DWORD flags
, WCHAR
**path
)
2464 const WCHAR
*image
= NULL
, *mod_end
, *image_end
;
2465 struct dll_dir_entry
*dir
;
2469 if (flags
& LOAD_LIBRARY_SEARCH_DEFAULT_DIRS
)
2470 flags
|= (LOAD_LIBRARY_SEARCH_APPLICATION_DIR
|
2471 LOAD_LIBRARY_SEARCH_USER_DIRS
|
2472 LOAD_LIBRARY_SEARCH_SYSTEM32
);
2474 if (flags
& LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR
)
2476 DWORD type
= RtlDetermineDosPathNameType_U( module
);
2477 if (type
!= ABSOLUTE_DRIVE_PATH
&& type
!= ABSOLUTE_PATH
&& type
!= DEVICE_PATH
)
2478 return STATUS_INVALID_PARAMETER
;
2479 mod_end
= get_module_path_end( module
);
2480 len
+= (mod_end
- module
) + 1;
2484 if (flags
& LOAD_LIBRARY_SEARCH_APPLICATION_DIR
)
2486 image
= NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
;
2487 image_end
= get_module_path_end( image
);
2488 len
+= (image_end
- image
) + 1;
2491 if (flags
& LOAD_LIBRARY_SEARCH_USER_DIRS
)
2493 LIST_FOR_EACH_ENTRY( dir
, &dll_dir_list
, struct dll_dir_entry
, entry
)
2494 len
+= wcslen( dir
->dir
+ 4 /* \??\ */ ) + 1;
2495 if (dll_directory
.Length
) len
+= dll_directory
.Length
/ sizeof(WCHAR
) + 1;
2498 if (flags
& LOAD_LIBRARY_SEARCH_SYSTEM32
) len
+= wcslen( system_dir
);
2500 if ((p
= ret
= RtlAllocateHeap( GetProcessHeap(), 0, len
* sizeof(WCHAR
) )))
2502 if (module
) p
= append_path( p
, module
, mod_end
- module
);
2503 if (image
) p
= append_path( p
, image
, image_end
- image
);
2504 if (flags
& LOAD_LIBRARY_SEARCH_USER_DIRS
)
2506 LIST_FOR_EACH_ENTRY( dir
, &dll_dir_list
, struct dll_dir_entry
, entry
)
2507 p
= append_path( p
, dir
->dir
+ 4 /* \??\ */, -1 );
2508 p
= append_path( p
, dll_directory
.Buffer
, dll_directory
.Length
/ sizeof(WCHAR
) );
2510 if (flags
& LOAD_LIBRARY_SEARCH_SYSTEM32
) wcscpy( p
, system_dir
);
2518 return STATUS_SUCCESS
;
2522 /***********************************************************************
2525 * Open a file for a new dll. Helper for find_dll_file.
2527 static NTSTATUS
open_dll_file( UNICODE_STRING
*nt_name
, WINE_MODREF
**pwm
, HANDLE
*mapping
,
2528 SECTION_IMAGE_INFORMATION
*image_info
, struct file_id
*id
)
2530 FILE_BASIC_INFORMATION info
;
2531 OBJECT_ATTRIBUTES attr
;
2534 FILE_OBJECTID_BUFFER fid
;
2538 if ((*pwm
= find_fullname_module( nt_name
))) return STATUS_SUCCESS
;
2540 attr
.Length
= sizeof(attr
);
2541 attr
.RootDirectory
= 0;
2542 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
2543 attr
.ObjectName
= nt_name
;
2544 attr
.SecurityDescriptor
= NULL
;
2545 attr
.SecurityQualityOfService
= NULL
;
2546 if ((status
= NtOpenFile( &handle
, GENERIC_READ
| SYNCHRONIZE
, &attr
, &io
,
2547 FILE_SHARE_READ
| FILE_SHARE_DELETE
,
2548 FILE_SYNCHRONOUS_IO_NONALERT
| FILE_NON_DIRECTORY_FILE
)))
2550 if (status
!= STATUS_OBJECT_PATH_NOT_FOUND
&&
2551 status
!= STATUS_OBJECT_NAME_NOT_FOUND
&&
2552 !NtQueryAttributesFile( &attr
, &info
))
2554 /* if the file exists but failed to open, report the error */
2557 /* otherwise continue searching */
2558 return STATUS_DLL_NOT_FOUND
;
2561 if (!NtFsControlFile( handle
, 0, NULL
, NULL
, &io
, FSCTL_GET_OBJECT_ID
, NULL
, 0, &fid
, sizeof(fid
) ))
2563 memcpy( id
, fid
.ObjectId
, sizeof(*id
) );
2564 if ((*pwm
= find_fileid_module( id
)))
2566 TRACE( "%s is the same file as existing module %p %s\n", debugstr_w( nt_name
->Buffer
),
2567 (*pwm
)->ldr
.DllBase
, debugstr_w( (*pwm
)->ldr
.FullDllName
.Buffer
));
2569 return STATUS_SUCCESS
;
2574 status
= NtCreateSection( mapping
, STANDARD_RIGHTS_REQUIRED
| SECTION_QUERY
|
2575 SECTION_MAP_READ
| SECTION_MAP_EXECUTE
,
2576 NULL
, &size
, PAGE_EXECUTE_READ
, SEC_IMAGE
, handle
);
2579 NtQuerySection( *mapping
, SectionImageInformation
, image_info
, sizeof(*image_info
), NULL
);
2580 if (!is_valid_binary( handle
, image_info
))
2582 TRACE( "%s is for arch %x, continuing search\n", debugstr_us(nt_name
), image_info
->Machine
);
2583 status
= STATUS_NOT_SUPPORTED
;
2584 NtClose( *mapping
);
2593 /******************************************************************************
2594 * find_existing_module
2596 * Find an existing module that is the same mapping as the new module.
2598 static WINE_MODREF
*find_existing_module( HMODULE module
)
2601 LIST_ENTRY
*mark
, *entry
;
2602 LDR_DATA_TABLE_ENTRY
*mod
;
2603 IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader( module
);
2605 if ((wm
= get_modref( module
))) return wm
;
2607 mark
= &NtCurrentTeb()->Peb
->LdrData
->InMemoryOrderModuleList
;
2608 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
2610 mod
= CONTAINING_RECORD( entry
, LDR_DATA_TABLE_ENTRY
, InMemoryOrderLinks
);
2611 if (mod
->TimeDateStamp
!= nt
->FileHeader
.TimeDateStamp
) continue;
2612 wm
= CONTAINING_RECORD( mod
, WINE_MODREF
, ldr
);
2613 if (wm
->CheckSum
!= nt
->OptionalHeader
.CheckSum
) continue;
2614 if (NtAreMappedFilesTheSame( mod
->DllBase
, module
) != STATUS_SUCCESS
) continue;
2615 return CONTAINING_RECORD( mod
, WINE_MODREF
, ldr
);
2621 /******************************************************************************
2622 * load_native_dll (internal)
2624 static NTSTATUS
load_native_dll( LPCWSTR load_path
, const UNICODE_STRING
*nt_name
, HANDLE mapping
,
2625 const SECTION_IMAGE_INFORMATION
*image_info
, const struct file_id
*id
,
2626 DWORD flags
, BOOL system
, WINE_MODREF
** pwm
)
2628 void *module
= NULL
;
2630 NTSTATUS status
= NtMapViewOfSection( mapping
, NtCurrentProcess(), &module
, 0, 0, NULL
, &len
,
2631 ViewShare
, 0, PAGE_EXECUTE_READ
);
2633 if (status
== STATUS_IMAGE_NOT_AT_BASE
) status
= STATUS_SUCCESS
;
2634 if (status
) return status
;
2636 if ((*pwm
= find_existing_module( module
))) /* already loaded */
2638 if ((*pwm
)->ldr
.LoadCount
!= -1) (*pwm
)->ldr
.LoadCount
++;
2639 TRACE( "found %s for %s at %p, count=%d\n",
2640 debugstr_us(&(*pwm
)->ldr
.FullDllName
), debugstr_us(nt_name
),
2641 (*pwm
)->ldr
.DllBase
, (*pwm
)->ldr
.LoadCount
);
2642 if (module
!= (*pwm
)->ldr
.DllBase
) NtUnmapViewOfSection( NtCurrentProcess(), module
);
2643 return STATUS_SUCCESS
;
2646 if (!convert_to_pe64( module
, image_info
)) status
= STATUS_INVALID_IMAGE_FORMAT
;
2648 if (!status
) status
= build_module( load_path
, nt_name
, &module
, image_info
, id
, flags
, system
, pwm
);
2649 if (status
&& module
) NtUnmapViewOfSection( NtCurrentProcess(), module
);
2654 /***********************************************************************
2657 static NTSTATUS
load_so_dll( LPCWSTR load_path
, const UNICODE_STRING
*nt_name
,
2658 DWORD flags
, WINE_MODREF
**pwm
)
2663 struct load_so_dll_params params
= { *nt_name
, &module
};
2665 TRACE( "trying %s as so lib\n", debugstr_us(nt_name
) );
2666 if ((status
= WINE_UNIX_CALL( unix_load_so_dll
, ¶ms
)))
2668 WARN( "failed to load .so lib %s\n", debugstr_us(nt_name
) );
2669 if (status
== STATUS_INVALID_IMAGE_FORMAT
) status
= STATUS_INVALID_IMAGE_NOT_MZ
;
2673 if ((wm
= get_modref( module
))) /* already loaded */
2675 TRACE( "Found %s at %p for builtin %s\n",
2676 debugstr_w(wm
->ldr
.FullDllName
.Buffer
), wm
->ldr
.DllBase
, debugstr_us(nt_name
) );
2677 if (wm
->ldr
.LoadCount
!= -1) wm
->ldr
.LoadCount
++;
2681 SECTION_IMAGE_INFORMATION image_info
= { 0 };
2683 if ((status
= build_module( load_path
, ¶ms
.nt_name
, &module
, &image_info
, NULL
, flags
, FALSE
, &wm
)))
2685 if (module
) NtUnmapViewOfSection( NtCurrentProcess(), module
);
2688 TRACE_(loaddll
)( "Loaded %s at %p: builtin\n", debugstr_us(nt_name
), module
);
2691 return STATUS_SUCCESS
;
2695 /*************************************************************************
2698 * Build the module data for the main image.
2700 static WINE_MODREF
*build_main_module(void)
2702 SECTION_IMAGE_INFORMATION info
;
2703 UNICODE_STRING nt_name
;
2706 RTL_USER_PROCESS_PARAMETERS
*params
= NtCurrentTeb()->Peb
->ProcessParameters
;
2707 void *module
= NtCurrentTeb()->Peb
->ImageBaseAddress
;
2709 default_load_path
= params
->DllPath
.Buffer
;
2710 if (!default_load_path
)
2711 get_dll_load_path( params
->ImagePathName
.Buffer
, NULL
, dll_safe_mode
, &default_load_path
);
2713 NtQueryInformationProcess( GetCurrentProcess(), ProcessImageInformation
, &info
, sizeof(info
), NULL
);
2714 if (info
.ImageCharacteristics
& IMAGE_FILE_DLL
)
2716 MESSAGE( "wine: %s is a dll, not an executable\n", debugstr_us(¶ms
->ImagePathName
) );
2717 NtTerminateProcess( GetCurrentProcess(), STATUS_INVALID_IMAGE_FORMAT
);
2720 if (!convert_to_pe64( module
, &info
))
2722 status
= STATUS_INVALID_IMAGE_FORMAT
;
2726 status
= RtlDosPathNameToNtPathName_U_WithStatus( params
->ImagePathName
.Buffer
, &nt_name
, NULL
, NULL
);
2727 if (status
) goto failed
;
2728 status
= build_module( NULL
, &nt_name
, &module
, &info
, NULL
, DONT_RESOLVE_DLL_REFERENCES
, FALSE
, &wm
);
2729 RtlFreeUnicodeString( &nt_name
);
2730 if (!status
) return wm
;
2732 MESSAGE( "wine: failed to create main module for %s, status %lx\n",
2733 debugstr_us(¶ms
->ImagePathName
), status
);
2734 NtTerminateProcess( GetCurrentProcess(), status
);
2735 return NULL
; /* unreached */
2739 /***********************************************************************
2740 * build_dlldata_path
2742 * Helper for find_actctx_dll.
2744 static NTSTATUS
build_dlldata_path( LPCWSTR libname
, ACTCTX_SECTION_KEYED_DATA
*data
, LPWSTR
*fullname
)
2746 struct dllredirect_data
*dlldata
= data
->lpData
;
2747 char *base
= data
->lpSectionBase
;
2748 SIZE_T total
= dlldata
->total_len
+ (wcslen(libname
) + 1) * sizeof(WCHAR
);
2750 NTSTATUS status
= STATUS_SUCCESS
;
2753 if (!(p
= buffer
= RtlAllocateHeap( GetProcessHeap(), 0, total
))) return STATUS_NO_MEMORY
;
2754 for (i
= 0; i
< dlldata
->paths_count
; i
++)
2756 memcpy( p
, base
+ dlldata
->paths
[i
].offset
, dlldata
->paths
[i
].len
);
2757 p
+= dlldata
->paths
[i
].len
/ sizeof(WCHAR
);
2759 if (p
== buffer
|| p
[-1] == '\\') wcscpy( p
, libname
);
2762 if (dlldata
->flags
& DLL_REDIRECT_PATH_EXPAND
)
2764 RtlExpandEnvironmentStrings( NULL
, buffer
, wcslen(buffer
), NULL
, 0, &total
);
2765 if ((*fullname
= RtlAllocateHeap( GetProcessHeap(), 0, total
* sizeof(WCHAR
) )))
2766 RtlExpandEnvironmentStrings( NULL
, buffer
, wcslen(buffer
), *fullname
, total
, NULL
);
2768 status
= STATUS_NO_MEMORY
;
2770 RtlFreeHeap( GetProcessHeap(), 0, buffer
);
2772 else *fullname
= buffer
;
2778 /***********************************************************************
2781 * Find the full path (if any) of the dll from the activation context.
2783 static NTSTATUS
find_actctx_dll( LPCWSTR libname
, LPWSTR
*fullname
)
2785 static const WCHAR winsxsW
[] = {'\\','w','i','n','s','x','s','\\'};
2787 ACTIVATION_CONTEXT_ASSEMBLY_DETAILED_INFORMATION
*info
= NULL
;
2788 ACTCTX_SECTION_KEYED_DATA data
;
2789 struct dllredirect_data
*dlldata
;
2790 UNICODE_STRING nameW
;
2792 SIZE_T needed
, size
= 1024;
2795 RtlInitUnicodeString( &nameW
, libname
);
2796 data
.cbSize
= sizeof(data
);
2797 status
= RtlFindActivationContextSectionString( FIND_ACTCTX_SECTION_KEY_RETURN_HACTCTX
, NULL
,
2798 ACTIVATION_CONTEXT_SECTION_DLL_REDIRECTION
,
2800 if (status
!= STATUS_SUCCESS
) return status
;
2802 if (data
.ulLength
< offsetof( struct dllredirect_data
, paths
[0] ))
2804 status
= STATUS_SXS_KEY_NOT_FOUND
;
2807 dlldata
= data
.lpData
;
2808 if (!(dlldata
->flags
& DLL_REDIRECT_PATH_OMITS_ASSEMBLY_ROOT
))
2810 status
= build_dlldata_path( libname
, &data
, fullname
);
2816 if (!(info
= RtlAllocateHeap( GetProcessHeap(), 0, size
)))
2818 status
= STATUS_NO_MEMORY
;
2821 status
= RtlQueryInformationActivationContext( 0, data
.hActCtx
, &data
.ulAssemblyRosterIndex
,
2822 AssemblyDetailedInformationInActivationContext
,
2823 info
, size
, &needed
);
2824 if (status
== STATUS_SUCCESS
) break;
2825 if (status
!= STATUS_BUFFER_TOO_SMALL
) goto done
;
2826 RtlFreeHeap( GetProcessHeap(), 0, info
);
2828 /* restart with larger buffer */
2831 if (!info
->lpAssemblyManifestPath
)
2833 status
= STATUS_SXS_KEY_NOT_FOUND
;
2837 if ((p
= wcsrchr( info
->lpAssemblyManifestPath
, '\\' )))
2839 DWORD len
, dirlen
= info
->ulAssemblyDirectoryNameLength
/ sizeof(WCHAR
);
2842 if (!dirlen
|| len
<= dirlen
||
2843 RtlCompareUnicodeStrings( p
, dirlen
, info
->lpAssemblyDirectoryName
, dirlen
, TRUE
) ||
2844 wcsicmp( p
+ dirlen
, L
".manifest" ))
2846 /* manifest name does not match directory name, so it's not a global
2847 * windows/winsxs manifest; use the manifest directory name instead */
2848 dirlen
= p
- info
->lpAssemblyManifestPath
;
2849 needed
= (dirlen
+ 1) * sizeof(WCHAR
) + nameW
.Length
;
2850 if (!(*fullname
= p
= RtlAllocateHeap( GetProcessHeap(), 0, needed
)))
2852 status
= STATUS_NO_MEMORY
;
2855 memcpy( p
, info
->lpAssemblyManifestPath
, dirlen
* sizeof(WCHAR
) );
2857 wcscpy( p
, libname
);
2862 if (!info
->lpAssemblyDirectoryName
)
2864 status
= STATUS_SXS_KEY_NOT_FOUND
;
2868 needed
= (wcslen(windows_dir
) * sizeof(WCHAR
) +
2869 sizeof(winsxsW
) + info
->ulAssemblyDirectoryNameLength
+ nameW
.Length
+ 2*sizeof(WCHAR
));
2871 if (!(*fullname
= p
= RtlAllocateHeap( GetProcessHeap(), 0, needed
)))
2873 status
= STATUS_NO_MEMORY
;
2876 wcscpy( p
, windows_dir
);
2878 memcpy( p
, winsxsW
, sizeof(winsxsW
) );
2879 p
+= ARRAY_SIZE( winsxsW
);
2880 memcpy( p
, info
->lpAssemblyDirectoryName
, info
->ulAssemblyDirectoryNameLength
);
2881 p
+= info
->ulAssemblyDirectoryNameLength
/ sizeof(WCHAR
);
2883 wcscpy( p
, libname
);
2885 RtlFreeHeap( GetProcessHeap(), 0, info
);
2886 RtlReleaseActivationContext( data
.hActCtx
);
2892 /******************************************************************************
2895 static NTSTATUS
find_apiset_dll( const WCHAR
*name
, WCHAR
**fullname
)
2897 const API_SET_NAMESPACE
*map
= NtCurrentTeb()->Peb
->ApiSetMap
;
2898 const API_SET_NAMESPACE_ENTRY
*entry
;
2902 if (get_apiset_entry( map
, name
, wcslen(name
), &entry
)) return STATUS_APISET_NOT_PRESENT
;
2903 if (get_apiset_target( map
, entry
, NULL
, &str
)) return STATUS_DLL_NOT_FOUND
;
2905 len
= wcslen( system_dir
) + str
.Length
/ sizeof(WCHAR
);
2906 if (!(*fullname
= RtlAllocateHeap( GetProcessHeap(), 0, (len
+ 1) * sizeof(WCHAR
) )))
2907 return STATUS_NO_MEMORY
;
2908 wcscpy( *fullname
, system_dir
);
2909 memcpy( *fullname
+ wcslen( system_dir
), str
.Buffer
, str
.Length
);
2910 (*fullname
)[len
] = 0;
2911 return STATUS_SUCCESS
;
2915 /***********************************************************************
2918 static NTSTATUS
get_env_var( const WCHAR
*name
, SIZE_T extra
, UNICODE_STRING
*ret
)
2921 SIZE_T len
, size
= 1024 + extra
;
2925 ret
->Buffer
= RtlAllocateHeap( GetProcessHeap(), 0, size
* sizeof(WCHAR
) );
2926 status
= RtlQueryEnvironmentVariable( NULL
, name
, wcslen(name
),
2927 ret
->Buffer
, size
- extra
- 1, &len
);
2930 ret
->Buffer
[len
] = 0;
2931 ret
->Length
= len
* sizeof(WCHAR
);
2932 ret
->MaximumLength
= size
* sizeof(WCHAR
);
2935 RtlFreeHeap( GetProcessHeap(), 0, ret
->Buffer
);
2936 if (status
!= STATUS_BUFFER_TOO_SMALL
)
2941 size
= len
+ 1 + extra
;
2946 /***********************************************************************
2947 * find_builtin_without_file
2949 * Find a builtin dll when the corresponding file cannot be found in the prefix.
2950 * This is used during prefix bootstrap.
2952 static NTSTATUS
find_builtin_without_file( const WCHAR
*name
, UNICODE_STRING
*new_name
,
2953 WINE_MODREF
**pwm
, HANDLE
*mapping
,
2954 SECTION_IMAGE_INFORMATION
*image_info
, struct file_id
*id
)
2959 NTSTATUS status
= STATUS_DLL_NOT_FOUND
;
2960 BOOL found_image
= FALSE
;
2962 if (contains_path( name
)) return status
;
2964 if (!is_prefix_bootstrap
)
2966 /* 16-bit files can't be loaded from the prefix */
2967 if (!name
[1] || wcscmp( name
+ wcslen(name
) - 2, L
"16" )) return status
;
2970 if (!get_env_var( L
"WINEBUILDDIR", 20 + 2 * wcslen(name
) + wcslen(pe_dir
), new_name
))
2972 len
= new_name
->Length
;
2973 RtlAppendUnicodeToString( new_name
, L
"\\dlls\\" );
2974 RtlAppendUnicodeToString( new_name
, name
);
2975 if ((ext
= wcsrchr( name
, '.' )) && !wcscmp( ext
, L
".dll" )) new_name
->Length
-= 4 * sizeof(WCHAR
);
2976 RtlAppendUnicodeToString( new_name
, pe_dir
);
2977 RtlAppendUnicodeToString( new_name
, L
"\\" );
2978 RtlAppendUnicodeToString( new_name
, name
);
2979 status
= open_dll_file( new_name
, pwm
, mapping
, image_info
, id
);
2980 if (status
!= STATUS_DLL_NOT_FOUND
) goto done
;
2982 new_name
->Length
= len
;
2983 RtlAppendUnicodeToString( new_name
, L
"\\programs\\" );
2984 RtlAppendUnicodeToString( new_name
, name
);
2985 RtlAppendUnicodeToString( new_name
, pe_dir
);
2986 RtlAppendUnicodeToString( new_name
, L
"\\" );
2987 RtlAppendUnicodeToString( new_name
, name
);
2988 status
= open_dll_file( new_name
, pwm
, mapping
, image_info
, id
);
2989 if (status
!= STATUS_DLL_NOT_FOUND
) goto done
;
2990 RtlFreeUnicodeString( new_name
);
2995 swprintf( dllpath
, ARRAY_SIZE(dllpath
), L
"WINEDLLDIR%u", i
);
2996 if (get_env_var( dllpath
, wcslen(pe_dir
) + wcslen(name
) + 1, new_name
)) break;
2997 len
= new_name
->Length
;
2998 RtlAppendUnicodeToString( new_name
, pe_dir
);
2999 RtlAppendUnicodeToString( new_name
, L
"\\" );
3000 RtlAppendUnicodeToString( new_name
, name
);
3001 status
= open_dll_file( new_name
, pwm
, mapping
, image_info
, id
);
3002 if (status
!= STATUS_DLL_NOT_FOUND
) goto done
;
3003 new_name
->Length
= len
;
3004 RtlAppendUnicodeToString( new_name
, L
"\\" );
3005 RtlAppendUnicodeToString( new_name
, name
);
3006 status
= open_dll_file( new_name
, pwm
, mapping
, image_info
, id
);
3007 if (status
== STATUS_NOT_SUPPORTED
) found_image
= TRUE
;
3008 else if (status
!= STATUS_DLL_NOT_FOUND
) goto done
;
3009 RtlFreeUnicodeString( new_name
);
3011 if (found_image
) status
= STATUS_NOT_SUPPORTED
;
3014 RtlFreeUnicodeString( new_name
);
3017 new_name
->Length
= (4 + wcslen(system_dir
) + wcslen(name
)) * sizeof(WCHAR
);
3018 new_name
->Buffer
= RtlAllocateHeap( GetProcessHeap(), 0, new_name
->Length
+ sizeof(WCHAR
) );
3019 wcscpy( new_name
->Buffer
, L
"\\??\\" );
3020 wcscat( new_name
->Buffer
, system_dir
);
3021 wcscat( new_name
->Buffer
, name
);
3027 /***********************************************************************
3030 * Search for dll in the specified paths.
3032 static NTSTATUS
search_dll_file( LPCWSTR paths
, LPCWSTR search
, UNICODE_STRING
*nt_name
,
3033 WINE_MODREF
**pwm
, HANDLE
*mapping
, SECTION_IMAGE_INFORMATION
*image_info
,
3034 struct file_id
*id
)
3037 BOOL found_image
= FALSE
;
3038 NTSTATUS status
= STATUS_DLL_NOT_FOUND
;
3041 if (!paths
) paths
= default_load_path
;
3042 len
= wcslen( paths
);
3044 if (len
< wcslen( system_dir
)) len
= wcslen( system_dir
);
3045 len
+= wcslen( search
) + 2;
3047 if (!(name
= RtlAllocateHeap( GetProcessHeap(), 0, len
* sizeof(WCHAR
) )))
3048 return STATUS_NO_MEMORY
;
3052 LPCWSTR ptr
= paths
;
3054 while (*ptr
&& *ptr
!= ';') ptr
++;
3056 if (*ptr
== ';') ptr
++;
3057 memcpy( name
, paths
, len
* sizeof(WCHAR
) );
3058 if (len
&& name
[len
- 1] != '\\') name
[len
++] = '\\';
3059 wcscpy( name
+ len
, search
);
3061 nt_name
->Buffer
= NULL
;
3062 if ((status
= RtlDosPathNameToNtPathName_U_WithStatus( name
, nt_name
, NULL
, NULL
))) goto done
;
3064 status
= open_dll_file( nt_name
, pwm
, mapping
, image_info
, id
);
3065 if (status
== STATUS_NOT_SUPPORTED
) found_image
= TRUE
;
3066 else if (status
!= STATUS_DLL_NOT_FOUND
) goto done
;
3067 RtlFreeUnicodeString( nt_name
);
3071 if (found_image
) status
= STATUS_NOT_SUPPORTED
;
3074 RtlFreeHeap( GetProcessHeap(), 0, name
);
3078 /***********************************************************************
3081 * Find the file (or already loaded module) for a given dll name.
3083 static NTSTATUS
find_dll_file( const WCHAR
*load_path
, const WCHAR
*libname
, UNICODE_STRING
*nt_name
,
3084 WINE_MODREF
**pwm
, HANDLE
*mapping
, SECTION_IMAGE_INFORMATION
*image_info
,
3085 struct file_id
*id
)
3087 WCHAR
*fullname
= NULL
;
3089 ULONG wow64_old_value
= 0;
3093 /* Win 7/2008R2 and up seem to re-enable WoW64 FS redirection when loading libraries */
3094 RtlWow64EnableFsRedirectionEx( 0, &wow64_old_value
);
3096 nt_name
->Buffer
= NULL
;
3098 if (!contains_path( libname
))
3100 status
= find_apiset_dll( libname
, &fullname
);
3101 if (status
== STATUS_DLL_NOT_FOUND
) goto done
;
3103 if (status
) status
= find_actctx_dll( libname
, &fullname
);
3105 if (status
== STATUS_SUCCESS
)
3107 TRACE ("found %s for %s\n", debugstr_w(fullname
), debugstr_w(libname
) );
3112 if (status
!= STATUS_SXS_KEY_NOT_FOUND
) goto done
;
3113 if ((*pwm
= find_basename_module( libname
)) != NULL
)
3115 status
= STATUS_SUCCESS
;
3121 if (RtlDetermineDosPathNameType_U( libname
) == RELATIVE_PATH
)
3123 status
= search_dll_file( load_path
, libname
, nt_name
, pwm
, mapping
, image_info
, id
);
3124 if (status
== STATUS_DLL_NOT_FOUND
)
3125 status
= find_builtin_without_file( libname
, nt_name
, pwm
, mapping
, image_info
, id
);
3127 else if (!(status
= RtlDosPathNameToNtPathName_U_WithStatus( libname
, nt_name
, NULL
, NULL
)))
3128 status
= open_dll_file( nt_name
, pwm
, mapping
, image_info
, id
);
3130 if (status
== STATUS_NOT_SUPPORTED
) status
= STATUS_INVALID_IMAGE_FORMAT
;
3133 RtlFreeHeap( GetProcessHeap(), 0, fullname
);
3134 if (wow64_old_value
) RtlWow64EnableFsRedirectionEx( 1, &wow64_old_value
);
3139 /***********************************************************************
3140 * load_dll (internal)
3142 * Load a PE style module according to the load order.
3143 * The loader_section must be locked while calling this function.
3145 static NTSTATUS
load_dll( const WCHAR
*load_path
, const WCHAR
*libname
, DWORD flags
, WINE_MODREF
** pwm
, BOOL system
)
3147 UNICODE_STRING nt_name
;
3150 SECTION_IMAGE_INFORMATION image_info
;
3151 NTSTATUS nts
= STATUS_DLL_NOT_FOUND
;
3154 TRACE( "looking for %s in %s\n", debugstr_w(libname
), debugstr_w(load_path
) );
3156 if (system
&& system_dll_path
.Buffer
)
3157 nts
= search_dll_file( system_dll_path
.Buffer
, libname
, &nt_name
, pwm
, &mapping
, &image_info
, &id
);
3161 nts
= find_dll_file( load_path
, libname
, &nt_name
, pwm
, &mapping
, &image_info
, &id
);
3165 if (*pwm
) /* found already loaded module */
3167 if ((*pwm
)->ldr
.LoadCount
!= -1) (*pwm
)->ldr
.LoadCount
++;
3169 TRACE("Found %s for %s at %p, count=%d\n",
3170 debugstr_w((*pwm
)->ldr
.FullDllName
.Buffer
), debugstr_w(libname
),
3171 (*pwm
)->ldr
.DllBase
, (*pwm
)->ldr
.LoadCount
);
3172 RtlFreeUnicodeString( &nt_name
);
3173 return STATUS_SUCCESS
;
3176 if (nts
&& nts
!= STATUS_INVALID_IMAGE_NOT_MZ
) goto done
;
3178 if (NtCurrentTeb64())
3180 prev
= NtCurrentTeb64()->Tib
.ArbitraryUserPointer
;
3181 NtCurrentTeb64()->Tib
.ArbitraryUserPointer
= (ULONG_PTR
)(nt_name
.Buffer
+ 4);
3185 prev
= (ULONG_PTR
)NtCurrentTeb()->Tib
.ArbitraryUserPointer
;
3186 NtCurrentTeb()->Tib
.ArbitraryUserPointer
= nt_name
.Buffer
+ 4;
3191 case STATUS_INVALID_IMAGE_NOT_MZ
: /* not in PE format, maybe it's a .so file */
3192 if (__wine_unixlib_handle
) nts
= load_so_dll( load_path
, &nt_name
, flags
, pwm
);
3195 case STATUS_SUCCESS
: /* valid PE file */
3196 nts
= load_native_dll( load_path
, &nt_name
, mapping
, &image_info
, &id
, flags
, system
, pwm
);
3200 if (NtCurrentTeb64())
3201 NtCurrentTeb64()->Tib
.ArbitraryUserPointer
= prev
;
3203 NtCurrentTeb()->Tib
.ArbitraryUserPointer
= (void *)(ULONG_PTR
)prev
;
3206 if (nts
== STATUS_SUCCESS
)
3207 TRACE("Loaded module %s at %p\n", debugstr_us(&nt_name
), (*pwm
)->ldr
.DllBase
);
3209 WARN("Failed to load module %s; status=%lx\n", debugstr_w(libname
), nts
);
3211 if (mapping
) NtClose( mapping
);
3212 RtlFreeUnicodeString( &nt_name
);
3217 /***********************************************************************
3218 * __wine_ctrl_routine
3220 NTSTATUS WINAPI
__wine_ctrl_routine( void *arg
)
3224 if (pCtrlRoutine
&& NtCurrentTeb()->Peb
->ProcessParameters
->ConsoleHandle
) ret
= pCtrlRoutine( arg
);
3225 RtlExitUserThread( ret
);
3229 /***********************************************************************
3232 NTSTATUS WINAPI
__wine_unix_call( unixlib_handle_t handle
, unsigned int code
, void *args
)
3234 return __wine_unix_call_dispatcher( handle
, code
, args
);
3238 /***********************************************************************
3239 * __wine_unix_spawnvp
3241 NTSTATUS WINAPI
__wine_unix_spawnvp( char * const argv
[], int wait
)
3243 struct wine_spawnvp_params params
= { (char **)argv
, wait
};
3245 return WINE_UNIX_CALL( unix_wine_spawnvp
, ¶ms
);
3249 /***********************************************************************
3252 unsigned int CDECL
wine_server_call( void *req_ptr
)
3254 return WINE_UNIX_CALL( unix_wine_server_call
, req_ptr
);
3258 /***********************************************************************
3259 * wine_server_fd_to_handle
3261 NTSTATUS CDECL
wine_server_fd_to_handle( int fd
, unsigned int access
, unsigned int attributes
,
3264 struct wine_server_fd_to_handle_params params
= { fd
, access
, attributes
, handle
};
3266 return WINE_UNIX_CALL( unix_wine_server_fd_to_handle
, ¶ms
);
3270 /***********************************************************************
3271 * wine_server_handle_to_fd (NTDLL.@)
3273 NTSTATUS CDECL
wine_server_handle_to_fd( HANDLE handle
, unsigned int access
, int *unix_fd
,
3274 unsigned int *options
)
3276 struct wine_server_handle_to_fd_params params
= { handle
, access
, unix_fd
, options
};
3278 return WINE_UNIX_CALL( unix_wine_server_handle_to_fd
, ¶ms
);
3281 /******************************************************************
3282 * LdrLoadDll (NTDLL.@)
3284 NTSTATUS WINAPI DECLSPEC_HOTPATCH
LdrLoadDll(LPCWSTR path_name
, DWORD flags
,
3285 const UNICODE_STRING
*libname
, HMODULE
* hModule
)
3289 WCHAR
*dllname
= append_dll_ext( libname
->Buffer
);
3291 RtlEnterCriticalSection( &loader_section
);
3293 nts
= load_dll( path_name
, dllname
? dllname
: libname
->Buffer
, flags
, &wm
, FALSE
);
3295 if (nts
== STATUS_SUCCESS
&& !(wm
->ldr
.Flags
& LDR_DONT_RESOLVE_REFS
))
3297 nts
= process_attach( wm
->ldr
.DdagNode
, NULL
);
3298 if (nts
!= STATUS_SUCCESS
)
3300 LdrUnloadDll(wm
->ldr
.DllBase
);
3304 *hModule
= (wm
) ? wm
->ldr
.DllBase
: NULL
;
3306 RtlLeaveCriticalSection( &loader_section
);
3307 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
3312 /******************************************************************
3313 * LdrGetDllFullName (NTDLL.@)
3315 NTSTATUS WINAPI
LdrGetDllFullName( HMODULE module
, UNICODE_STRING
*name
)
3320 TRACE( "module %p, name %p.\n", module
, name
);
3322 if (!module
) module
= NtCurrentTeb()->Peb
->ImageBaseAddress
;
3324 RtlEnterCriticalSection( &loader_section
);
3325 wm
= get_modref( module
);
3328 RtlCopyUnicodeString( name
, &wm
->ldr
.FullDllName
);
3329 if (name
->MaximumLength
< wm
->ldr
.FullDllName
.Length
+ sizeof(WCHAR
)) status
= STATUS_BUFFER_TOO_SMALL
;
3330 else status
= STATUS_SUCCESS
;
3331 } else status
= STATUS_DLL_NOT_FOUND
;
3332 RtlLeaveCriticalSection( &loader_section
);
3338 /******************************************************************
3339 * LdrGetDllHandleEx (NTDLL.@)
3341 NTSTATUS WINAPI
LdrGetDllHandleEx( ULONG flags
, LPCWSTR load_path
, ULONG
*dll_characteristics
,
3342 const UNICODE_STRING
*name
, HMODULE
*base
)
3344 static const ULONG supported_flags
= LDR_GET_DLL_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT
3345 | LDR_GET_DLL_HANDLE_EX_FLAG_PIN
;
3346 static const ULONG valid_flags
= LDR_GET_DLL_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT
3347 | LDR_GET_DLL_HANDLE_EX_FLAG_PIN
| 4;
3348 SECTION_IMAGE_INFORMATION image_info
;
3349 UNICODE_STRING nt_name
;
3356 TRACE( "flags %#lx, load_path %p, dll_characteristics %p, name %p, base %p.\n",
3357 flags
, load_path
, dll_characteristics
, name
, base
);
3359 if (flags
& ~valid_flags
) return STATUS_INVALID_PARAMETER
;
3361 if ((flags
& (LDR_GET_DLL_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT
| LDR_GET_DLL_HANDLE_EX_FLAG_PIN
))
3362 == (LDR_GET_DLL_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT
| LDR_GET_DLL_HANDLE_EX_FLAG_PIN
))
3363 return STATUS_INVALID_PARAMETER
;
3365 if (flags
& ~supported_flags
) FIXME( "Unsupported flags %#lx.\n", flags
);
3366 if (dll_characteristics
) FIXME( "dll_characteristics unsupported.\n" );
3368 dllname
= append_dll_ext( name
->Buffer
);
3370 RtlEnterCriticalSection( &loader_section
);
3372 status
= find_dll_file( load_path
, dllname
? dllname
: name
->Buffer
,
3373 &nt_name
, &wm
, &mapping
, &image_info
, &id
);
3375 if (wm
) *base
= wm
->ldr
.DllBase
;
3378 if (status
== STATUS_SUCCESS
) NtClose( mapping
);
3379 status
= STATUS_DLL_NOT_FOUND
;
3381 RtlFreeUnicodeString( &nt_name
);
3385 if (flags
& LDR_GET_DLL_HANDLE_EX_FLAG_PIN
)
3386 LdrAddRefDll( LDR_ADDREF_DLL_PIN
, *base
);
3387 else if (!(flags
& LDR_GET_DLL_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT
))
3388 LdrAddRefDll( 0, *base
);
3391 RtlLeaveCriticalSection( &loader_section
);
3392 RtlFreeHeap( GetProcessHeap(), 0, dllname
);
3393 TRACE( "%s -> %p (load path %s)\n", debugstr_us(name
), status
? NULL
: *base
, debugstr_w(load_path
) );
3398 /******************************************************************
3399 * LdrGetDllHandle (NTDLL.@)
3401 NTSTATUS WINAPI
LdrGetDllHandle( LPCWSTR load_path
, ULONG flags
, const UNICODE_STRING
*name
, HMODULE
*base
)
3403 return LdrGetDllHandleEx( LDR_GET_DLL_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT
, load_path
, NULL
, name
, base
);
3407 /******************************************************************
3408 * LdrAddRefDll (NTDLL.@)
3410 NTSTATUS WINAPI
LdrAddRefDll( ULONG flags
, HMODULE module
)
3412 NTSTATUS ret
= STATUS_SUCCESS
;
3415 if (flags
& ~LDR_ADDREF_DLL_PIN
) FIXME( "%p flags %lx not implemented\n", module
, flags
);
3417 RtlEnterCriticalSection( &loader_section
);
3419 if ((wm
= get_modref( module
)))
3421 if (flags
& LDR_ADDREF_DLL_PIN
)
3422 wm
->ldr
.LoadCount
= -1;
3424 if (wm
->ldr
.LoadCount
!= -1) wm
->ldr
.LoadCount
++;
3425 TRACE( "(%s) ldr.LoadCount: %d\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), wm
->ldr
.LoadCount
);
3427 else ret
= STATUS_INVALID_PARAMETER
;
3429 RtlLeaveCriticalSection( &loader_section
);
3434 /***********************************************************************
3435 * LdrProcessRelocationBlock (NTDLL.@)
3437 * Apply relocations to a given page of a mapped PE image.
3439 IMAGE_BASE_RELOCATION
* WINAPI
LdrProcessRelocationBlock( void *page
, UINT count
,
3440 USHORT
*relocs
, INT_PTR delta
)
3444 USHORT offset
= *relocs
& 0xfff;
3445 int type
= *relocs
>> 12;
3448 case IMAGE_REL_BASED_ABSOLUTE
:
3450 case IMAGE_REL_BASED_HIGH
:
3451 *(short *)((char *)page
+ offset
) += HIWORD(delta
);
3453 case IMAGE_REL_BASED_LOW
:
3454 *(short *)((char *)page
+ offset
) += LOWORD(delta
);
3456 case IMAGE_REL_BASED_HIGHLOW
:
3457 *(int *)((char *)page
+ offset
) += delta
;
3460 case IMAGE_REL_BASED_DIR64
:
3461 *(INT_PTR
*)((char *)page
+ offset
) += delta
;
3463 #elif defined(__arm__)
3464 case IMAGE_REL_BASED_THUMB_MOV32
:
3466 UINT
*inst
= (UINT
*)((char *)page
+ offset
);
3467 WORD lo
= ((inst
[0] << 1) & 0x0800) + ((inst
[0] << 12) & 0xf000) +
3468 ((inst
[0] >> 20) & 0x0700) + ((inst
[0] >> 16) & 0x00ff);
3469 WORD hi
= ((inst
[1] << 1) & 0x0800) + ((inst
[1] << 12) & 0xf000) +
3470 ((inst
[1] >> 20) & 0x0700) + ((inst
[1] >> 16) & 0x00ff);
3471 DWORD imm
= MAKELONG( lo
, hi
) + delta
;
3476 if ((inst
[0] & 0x8000fbf0) != 0x0000f240 || (inst
[1] & 0x8000fbf0) != 0x0000f2c0)
3477 ERR("wrong Thumb2 instruction @%p %08x:%08x, expected MOVW/MOVT\n",
3478 inst
, inst
[0], inst
[1] );
3480 inst
[0] = (inst
[0] & 0x8f00fbf0) + ((lo
>> 1) & 0x0400) + ((lo
>> 12) & 0x000f) +
3481 ((lo
<< 20) & 0x70000000) + ((lo
<< 16) & 0xff0000);
3482 inst
[1] = (inst
[1] & 0x8f00fbf0) + ((hi
>> 1) & 0x0400) + ((hi
>> 12) & 0x000f) +
3483 ((hi
<< 20) & 0x70000000) + ((hi
<< 16) & 0xff0000);
3488 FIXME("Unknown/unsupported fixup type %x.\n", type
);
3493 return (IMAGE_BASE_RELOCATION
*)relocs
; /* return address of next block */
3497 /******************************************************************
3498 * LdrQueryProcessModuleInformation
3501 NTSTATUS WINAPI
LdrQueryProcessModuleInformation(RTL_PROCESS_MODULES
*smi
,
3502 ULONG buf_size
, ULONG
* req_size
)
3504 RTL_PROCESS_MODULE_INFORMATION
*sm
= &smi
->Modules
[0];
3505 ULONG size
= sizeof(ULONG
);
3506 NTSTATUS nts
= STATUS_SUCCESS
;
3509 PLIST_ENTRY mark
, entry
;
3510 LDR_DATA_TABLE_ENTRY
*mod
;
3513 smi
->ModulesCount
= 0;
3515 RtlEnterCriticalSection( &loader_section
);
3516 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
3517 for (entry
= mark
->Flink
; entry
!= mark
; entry
= entry
->Flink
)
3519 mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
, InLoadOrderLinks
);
3520 size
+= sizeof(*sm
);
3521 if (size
<= buf_size
)
3523 sm
->Section
= 0; /* FIXME */
3524 sm
->MappedBaseAddress
= mod
->DllBase
;
3525 sm
->ImageBaseAddress
= mod
->DllBase
;
3526 sm
->ImageSize
= mod
->SizeOfImage
;
3527 sm
->Flags
= mod
->Flags
;
3528 sm
->LoadOrderIndex
= id
++;
3529 sm
->InitOrderIndex
= 0; /* FIXME */
3530 sm
->LoadCount
= mod
->LoadCount
;
3532 str
.MaximumLength
= MAXIMUM_FILENAME_LENGTH
;
3533 str
.Buffer
= (char*)sm
->Name
;
3534 RtlUnicodeStringToAnsiString(&str
, &mod
->FullDllName
, FALSE
);
3535 ptr
= strrchr(str
.Buffer
, '\\');
3536 sm
->NameOffset
= (ptr
!= NULL
) ? (ptr
- str
.Buffer
+ 1) : 0;
3538 smi
->ModulesCount
++;
3541 else nts
= STATUS_INFO_LENGTH_MISMATCH
;
3543 RtlLeaveCriticalSection( &loader_section
);
3545 if (req_size
) *req_size
= size
;
3551 static NTSTATUS
query_dword_option( HANDLE hkey
, LPCWSTR name
, LONG
*value
)
3557 KEY_VALUE_PARTIAL_INFORMATION
*info
= (KEY_VALUE_PARTIAL_INFORMATION
*)buffer
;
3559 RtlInitUnicodeString( &str
, name
);
3561 size
= sizeof(buffer
) - sizeof(WCHAR
);
3562 if ((status
= NtQueryValueKey( hkey
, &str
, KeyValuePartialInformation
, buffer
, size
, &size
)))
3565 if (info
->Type
!= REG_DWORD
)
3567 buffer
[size
/ sizeof(WCHAR
)] = 0;
3568 *value
= wcstoul( (WCHAR
*)info
->Data
, 0, 16 );
3570 else memcpy( value
, info
->Data
, sizeof(*value
) );
3574 static NTSTATUS
query_string_option( HANDLE hkey
, LPCWSTR name
, ULONG type
,
3575 void *data
, ULONG in_size
, ULONG
*out_size
)
3581 KEY_VALUE_PARTIAL_INFORMATION
*info
;
3582 static const int info_size
= FIELD_OFFSET( KEY_VALUE_PARTIAL_INFORMATION
, Data
);
3584 RtlInitUnicodeString( &str
, name
);
3586 size
= info_size
+ in_size
;
3587 if (!(buffer
= RtlAllocateHeap( GetProcessHeap(), 0, size
))) return STATUS_NO_MEMORY
;
3588 info
= (KEY_VALUE_PARTIAL_INFORMATION
*)buffer
;
3589 status
= NtQueryValueKey( hkey
, &str
, KeyValuePartialInformation
, buffer
, size
, &size
);
3590 if (!status
|| status
== STATUS_BUFFER_OVERFLOW
)
3592 if (out_size
) *out_size
= info
->DataLength
;
3593 if (data
&& !status
) memcpy( data
, info
->Data
, info
->DataLength
);
3595 RtlFreeHeap( GetProcessHeap(), 0, buffer
);
3600 /******************************************************************
3601 * LdrQueryImageFileExecutionOptions (NTDLL.@)
3603 NTSTATUS WINAPI
LdrQueryImageFileExecutionOptions( const UNICODE_STRING
*key
, LPCWSTR value
, ULONG type
,
3604 void *data
, ULONG in_size
, ULONG
*out_size
)
3606 static const WCHAR optionsW
[] = L
"\\Registry\\Machine\\Software\\Microsoft\\Windows NT\\CurrentVersion\\Image File Execution Options";
3607 WCHAR path
[MAX_PATH
+ ARRAY_SIZE( optionsW
)];
3608 OBJECT_ATTRIBUTES attr
;
3609 UNICODE_STRING name_str
;
3615 attr
.Length
= sizeof(attr
);
3616 attr
.RootDirectory
= 0;
3617 attr
.ObjectName
= &name_str
;
3618 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
3619 attr
.SecurityDescriptor
= NULL
;
3620 attr
.SecurityQualityOfService
= NULL
;
3622 p
= key
->Buffer
+ key
->Length
/ sizeof(WCHAR
);
3623 while (p
> key
->Buffer
&& p
[-1] != '\\') p
--;
3624 len
= key
->Length
- (p
- key
->Buffer
) * sizeof(WCHAR
);
3625 name_str
.Buffer
= path
;
3626 name_str
.Length
= sizeof(optionsW
) + len
;
3627 name_str
.MaximumLength
= name_str
.Length
;
3628 memcpy( path
, optionsW
, sizeof(optionsW
) );
3629 memcpy( path
+ ARRAY_SIZE( optionsW
), p
, len
);
3630 if ((status
= NtOpenKey( &hkey
, KEY_QUERY_VALUE
, &attr
))) return status
;
3632 if (type
== REG_DWORD
)
3634 if (out_size
) *out_size
= sizeof(ULONG
);
3635 if (in_size
>= sizeof(ULONG
)) status
= query_dword_option( hkey
, value
, data
);
3636 else status
= STATUS_BUFFER_OVERFLOW
;
3638 else status
= query_string_option( hkey
, value
, type
, data
, in_size
, out_size
);
3645 /******************************************************************
3646 * RtlDllShutdownInProgress (NTDLL.@)
3648 BOOLEAN WINAPI
RtlDllShutdownInProgress(void)
3650 return process_detaching
;
3653 /****************************************************************************
3654 * LdrResolveDelayLoadedAPI (NTDLL.@)
3656 void* WINAPI
LdrResolveDelayLoadedAPI( void* base
, const IMAGE_DELAYLOAD_DESCRIPTOR
* desc
,
3657 PDELAYLOAD_FAILURE_DLL_CALLBACK dllhook
,
3658 PDELAYLOAD_FAILURE_SYSTEM_ROUTINE syshook
,
3659 IMAGE_THUNK_DATA
* addr
, ULONG flags
)
3661 IMAGE_THUNK_DATA
*pIAT
, *pINT
;
3662 DELAYLOAD_INFO delayinfo
;
3670 TRACE( "(%p, %p, %p, %p, %p, 0x%08lx)\n", base
, desc
, dllhook
, syshook
, addr
, flags
);
3672 phmod
= get_rva(base
, desc
->ModuleHandleRVA
);
3673 pIAT
= get_rva(base
, desc
->ImportAddressTableRVA
);
3674 pINT
= get_rva(base
, desc
->ImportNameTableRVA
);
3675 name
= get_rva(base
, desc
->DllNameRVA
);
3680 if (!RtlCreateUnicodeStringFromAsciiz(&mod
, name
))
3682 nts
= STATUS_NO_MEMORY
;
3685 nts
= LdrLoadDll(NULL
, 0, &mod
, phmod
);
3686 RtlFreeUnicodeString(&mod
);
3690 if (IMAGE_SNAP_BY_ORDINAL(pINT
[id
].u1
.Ordinal
))
3691 nts
= LdrGetProcedureAddress(*phmod
, NULL
, LOWORD(pINT
[id
].u1
.Ordinal
), (void**)&fp
);
3694 const IMAGE_IMPORT_BY_NAME
* iibn
= get_rva(base
, pINT
[id
].u1
.AddressOfData
);
3697 RtlInitAnsiString(&fnc
, (char*)iibn
->Name
);
3698 nts
= LdrGetProcedureAddress(*phmod
, &fnc
, 0, (void**)&fp
);
3702 pIAT
[id
].u1
.Function
= (ULONG_PTR
)fp
;
3707 delayinfo
.Size
= sizeof(delayinfo
);
3708 delayinfo
.DelayloadDescriptor
= desc
;
3709 delayinfo
.ThunkAddress
= addr
;
3710 delayinfo
.TargetDllName
= name
;
3711 delayinfo
.TargetApiDescriptor
.ImportDescribedByName
= !IMAGE_SNAP_BY_ORDINAL(pINT
[id
].u1
.Ordinal
);
3712 delayinfo
.TargetApiDescriptor
.Description
.Ordinal
= LOWORD(pINT
[id
].u1
.Ordinal
);
3713 delayinfo
.TargetModuleBase
= *phmod
;
3714 delayinfo
.Unused
= NULL
;
3715 delayinfo
.LastError
= nts
;
3718 return dllhook(4, &delayinfo
);
3720 if (IMAGE_SNAP_BY_ORDINAL(pINT
[id
].u1
.Ordinal
))
3722 DWORD_PTR ord
= LOWORD(pINT
[id
].u1
.Ordinal
);
3723 return syshook(name
, (const char *)ord
);
3727 const IMAGE_IMPORT_BY_NAME
* iibn
= get_rva(base
, pINT
[id
].u1
.AddressOfData
);
3728 return syshook(name
, (const char *)iibn
->Name
);
3732 /******************************************************************
3733 * LdrShutdownProcess (NTDLL.@)
3736 void WINAPI
LdrShutdownProcess(void)
3738 BOOL detaching
= process_detaching
;
3742 process_detaching
= TRUE
;
3744 RtlProcessFlsData( NtCurrentTeb()->FlsSlots
, 1 );
3750 /******************************************************************
3751 * RtlExitUserProcess (NTDLL.@)
3753 void WINAPI
RtlExitUserProcess( DWORD status
)
3755 RtlEnterCriticalSection( &loader_section
);
3756 RtlAcquirePebLock();
3757 NtTerminateProcess( 0, status
);
3758 LdrShutdownProcess();
3759 for (;;) NtTerminateProcess( GetCurrentProcess(), status
);
3762 /******************************************************************
3763 * LdrShutdownThread (NTDLL.@)
3766 void WINAPI
LdrShutdownThread(void)
3768 PLIST_ENTRY mark
, entry
;
3769 LDR_DATA_TABLE_ENTRY
*mod
;
3776 /* don't do any detach calls if process is exiting */
3777 if (process_detaching
) return;
3779 RtlProcessFlsData( NtCurrentTeb()->FlsSlots
, 1 );
3781 RtlEnterCriticalSection( &loader_section
);
3782 wm
= get_modref( NtCurrentTeb()->Peb
->ImageBaseAddress
);
3784 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
3785 for (entry
= mark
->Blink
; entry
!= mark
; entry
= entry
->Blink
)
3787 mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
,
3788 InInitializationOrderLinks
);
3789 if ( !(mod
->Flags
& LDR_PROCESS_ATTACHED
) )
3791 if ( mod
->Flags
& LDR_NO_DLL_CALLS
)
3794 MODULE_InitDLL( CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
),
3795 DLL_THREAD_DETACH
, NULL
);
3798 if (wm
->ldr
.TlsIndex
== -1) call_tls_callbacks( wm
->ldr
.DllBase
, DLL_THREAD_DETACH
);
3800 RtlAcquirePebLock();
3801 if (NtCurrentTeb()->TlsLinks
.Flink
) RemoveEntryList( &NtCurrentTeb()->TlsLinks
);
3802 if ((pointers
= NtCurrentTeb()->ThreadLocalStoragePointer
))
3804 for (i
= 0; i
< tls_module_count
; i
++) RtlFreeHeap( GetProcessHeap(), 0, pointers
[i
] );
3805 RtlFreeHeap( GetProcessHeap(), 0, pointers
);
3807 RtlProcessFlsData( NtCurrentTeb()->FlsSlots
, 2 );
3808 NtCurrentTeb()->FlsSlots
= NULL
;
3809 RtlFreeHeap( GetProcessHeap(), 0, NtCurrentTeb()->TlsExpansionSlots
);
3810 NtCurrentTeb()->TlsExpansionSlots
= NULL
;
3811 RtlReleasePebLock();
3813 RtlLeaveCriticalSection( &loader_section
);
3814 /* don't call DbgUiGetThreadDebugObject as some apps hook it and terminate if called */
3815 if (NtCurrentTeb()->DbgSsReserved
[1]) NtClose( NtCurrentTeb()->DbgSsReserved
[1] );
3816 RtlFreeThreadActivationContextStack();
3818 heap_thread_detach();
3822 /***********************************************************************
3826 static void free_modref( WINE_MODREF
*wm
)
3828 SINGLE_LIST_ENTRY
*entry
;
3829 LDR_DEPENDENCY
*dep
;
3831 RemoveEntryList(&wm
->ldr
.InLoadOrderLinks
);
3832 RemoveEntryList(&wm
->ldr
.InMemoryOrderLinks
);
3833 if (wm
->ldr
.InInitializationOrderLinks
.Flink
)
3834 RemoveEntryList(&wm
->ldr
.InInitializationOrderLinks
);
3836 while ((entry
= wm
->ldr
.DdagNode
->Dependencies
.Tail
))
3838 dep
= CONTAINING_RECORD( entry
, LDR_DEPENDENCY
, dependency_to_entry
);
3839 assert( dep
->dependency_from
== wm
->ldr
.DdagNode
);
3840 remove_module_dependency( dep
);
3843 while ((entry
= wm
->ldr
.DdagNode
->IncomingDependencies
.Tail
))
3845 dep
= CONTAINING_RECORD( entry
, LDR_DEPENDENCY
, dependency_from_entry
);
3846 assert( dep
->dependency_to
== wm
->ldr
.DdagNode
);
3847 remove_module_dependency( dep
);
3850 RemoveEntryList(&wm
->ldr
.NodeModuleLink
);
3851 if (IsListEmpty(&wm
->ldr
.DdagNode
->Modules
))
3852 RtlFreeHeap( GetProcessHeap(), 0, wm
->ldr
.DdagNode
);
3854 TRACE(" unloading %s\n", debugstr_w(wm
->ldr
.FullDllName
.Buffer
));
3855 if (!TRACE_ON(module
))
3856 TRACE_(loaddll
)("Unloaded module %s : %s\n",
3857 debugstr_w(wm
->ldr
.FullDllName
.Buffer
),
3858 (wm
->ldr
.Flags
& LDR_WINE_INTERNAL
) ? "builtin" : "native" );
3860 free_tls_slot( &wm
->ldr
);
3861 RtlReleaseActivationContext( wm
->ldr
.ActivationContext
);
3862 NtUnmapViewOfSection( NtCurrentProcess(), wm
->ldr
.DllBase
);
3863 if (cached_modref
== wm
) cached_modref
= NULL
;
3864 RtlFreeUnicodeString( &wm
->ldr
.FullDllName
);
3865 RtlFreeHeap( GetProcessHeap(), 0, wm
);
3868 /***********************************************************************
3869 * MODULE_FlushModrefs
3871 * Remove all unused modrefs and call the internal unloading routines
3872 * for the library type.
3874 * The loader_section must be locked while calling this function.
3876 static void MODULE_FlushModrefs(void)
3878 PLIST_ENTRY mark
, entry
, prev
;
3879 LDR_DATA_TABLE_ENTRY
*mod
;
3882 mark
= &NtCurrentTeb()->Peb
->LdrData
->InInitializationOrderModuleList
;
3883 for (entry
= mark
->Blink
; entry
!= mark
; entry
= prev
)
3885 mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
, InInitializationOrderLinks
);
3886 wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
3887 prev
= entry
->Blink
;
3888 if (!mod
->LoadCount
) free_modref( wm
);
3891 /* check load order list too for modules that haven't been initialized yet */
3892 mark
= &NtCurrentTeb()->Peb
->LdrData
->InLoadOrderModuleList
;
3893 for (entry
= mark
->Blink
; entry
!= mark
; entry
= prev
)
3895 mod
= CONTAINING_RECORD(entry
, LDR_DATA_TABLE_ENTRY
, InLoadOrderLinks
);
3896 wm
= CONTAINING_RECORD(mod
, WINE_MODREF
, ldr
);
3897 prev
= entry
->Blink
;
3898 if (!mod
->LoadCount
) free_modref( wm
);
3902 /***********************************************************************
3903 * MODULE_DecRefCount
3905 * The loader_section must be locked while calling this function.
3907 static NTSTATUS
MODULE_DecRefCount( LDR_DDAG_NODE
*node
, void *context
)
3909 LDR_DATA_TABLE_ENTRY
*mod
;
3912 mod
= CONTAINING_RECORD( node
->Modules
.Flink
, LDR_DATA_TABLE_ENTRY
, NodeModuleLink
);
3913 wm
= CONTAINING_RECORD( mod
, WINE_MODREF
, ldr
);
3915 if ( wm
->ldr
.Flags
& LDR_UNLOAD_IN_PROGRESS
)
3916 return STATUS_SUCCESS
;
3918 if ( wm
->ldr
.LoadCount
<= 0 )
3919 return STATUS_SUCCESS
;
3921 --wm
->ldr
.LoadCount
;
3922 TRACE("(%s) ldr.LoadCount: %d\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
), wm
->ldr
.LoadCount
);
3924 if ( wm
->ldr
.LoadCount
== 0 )
3926 wm
->ldr
.Flags
|= LDR_UNLOAD_IN_PROGRESS
;
3927 walk_node_dependencies( node
, context
, MODULE_DecRefCount
);
3928 wm
->ldr
.Flags
&= ~LDR_UNLOAD_IN_PROGRESS
;
3929 module_push_unload_trace( wm
);
3931 return STATUS_SUCCESS
;
3934 /******************************************************************
3935 * LdrUnloadDll (NTDLL.@)
3939 NTSTATUS WINAPI
LdrUnloadDll( HMODULE hModule
)
3942 NTSTATUS retv
= STATUS_SUCCESS
;
3944 if (process_detaching
) return retv
;
3946 TRACE("(%p)\n", hModule
);
3948 RtlEnterCriticalSection( &loader_section
);
3951 if ((wm
= get_modref( hModule
)) != NULL
)
3953 TRACE("(%s) - START\n", debugstr_w(wm
->ldr
.BaseDllName
.Buffer
));
3955 /* Recursively decrement reference counts */
3956 MODULE_DecRefCount( wm
->ldr
.DdagNode
, NULL
);
3958 /* Call process detach notifications */
3959 if ( free_lib_count
<= 1 )
3962 MODULE_FlushModrefs();
3968 retv
= STATUS_DLL_NOT_FOUND
;
3972 RtlLeaveCriticalSection( &loader_section
);
3977 /***********************************************************************
3978 * RtlImageNtHeader (NTDLL.@)
3980 PIMAGE_NT_HEADERS WINAPI
RtlImageNtHeader(HMODULE hModule
)
3982 IMAGE_NT_HEADERS
*ret
;
3986 IMAGE_DOS_HEADER
*dos
= (IMAGE_DOS_HEADER
*)hModule
;
3989 if (dos
->e_magic
== IMAGE_DOS_SIGNATURE
)
3991 ret
= (IMAGE_NT_HEADERS
*)((char *)dos
+ dos
->e_lfanew
);
3992 if (ret
->Signature
!= IMAGE_NT_SIGNATURE
) ret
= NULL
;
4003 /***********************************************************************
4004 * process_breakpoint
4006 * Trigger a debug breakpoint if the process is being debugged.
4008 static void process_breakpoint(void)
4012 NtQueryInformationProcess( GetCurrentProcess(), ProcessDebugPort
, &port
, sizeof(port
), NULL
);
4027 /***********************************************************************
4028 * load_global_options
4030 static void load_global_options(void)
4032 OBJECT_ATTRIBUTES attr
;
4033 UNICODE_STRING bootstrap_mode_str
= RTL_CONSTANT_STRING( L
"WINEBOOTSTRAPMODE" );
4034 UNICODE_STRING session_manager_str
=
4035 RTL_CONSTANT_STRING( L
"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\Session Manager" );
4036 UNICODE_STRING val_str
;
4039 val_str
.MaximumLength
= 0;
4040 is_prefix_bootstrap
=
4041 RtlQueryEnvironmentVariable_U( NULL
, &bootstrap_mode_str
, &val_str
) != STATUS_VARIABLE_NOT_FOUND
;
4043 attr
.Length
= sizeof(attr
);
4044 attr
.RootDirectory
= 0;
4045 attr
.ObjectName
= &session_manager_str
;
4046 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
4047 attr
.SecurityDescriptor
= NULL
;
4048 attr
.SecurityQualityOfService
= NULL
;
4050 if (!NtOpenKey( &hkey
, KEY_QUERY_VALUE
, &attr
))
4052 query_dword_option( hkey
, L
"SafeProcessSearchMode", &path_safe_mode
);
4053 query_dword_option( hkey
, L
"SafeDllSearchMode", &dll_safe_mode
);
4062 static void (WINAPI
*pWow64LdrpInitialize
)( CONTEXT
*ctx
);
4064 void (WINAPI
*pWow64PrepareForException
)( EXCEPTION_RECORD
*rec
, CONTEXT
*context
) = NULL
;
4066 static void init_wow64( CONTEXT
*context
)
4068 if (!imports_fixup_done
)
4073 static const WCHAR wow64_path
[] = L
"C:\\windows\\system32\\wow64.dll";
4075 if ((status
= load_dll( NULL
, wow64_path
, 0, &wm
, FALSE
)))
4077 ERR( "could not load %s, status %lx\n", debugstr_w(wow64_path
), status
);
4078 NtTerminateProcess( GetCurrentProcess(), status
);
4080 wow64
= wm
->ldr
.DllBase
;
4081 #define GET_PTR(name) \
4082 if (!(p ## name = RtlFindExportedRoutineByName( wow64, #name ))) ERR( "failed to load %s\n", #name )
4084 GET_PTR( Wow64LdrpInitialize
);
4085 GET_PTR( Wow64PrepareForException
);
4087 imports_fixup_done
= TRUE
;
4090 RtlAcquirePebLock();
4091 InsertHeadList( &tls_links
, &NtCurrentTeb()->TlsLinks
);
4092 RtlReleasePebLock();
4094 RtlLeaveCriticalSection( &loader_section
);
4095 pWow64LdrpInitialize( context
);
4101 void *Wow64Transition
= NULL
;
4103 static void map_wow64cpu(void)
4106 OBJECT_ATTRIBUTES attr
;
4107 UNICODE_STRING string
= RTL_CONSTANT_STRING( L
"\\??\\C:\\windows\\sysnative\\wow64cpu.dll" );
4108 HANDLE file
, section
;
4112 InitializeObjectAttributes( &attr
, &string
, 0, NULL
, NULL
);
4113 if ((status
= NtOpenFile( &file
, GENERIC_READ
| SYNCHRONIZE
, &attr
, &io
, FILE_SHARE_READ
,
4114 FILE_SYNCHRONOUS_IO_NONALERT
| FILE_NON_DIRECTORY_FILE
)))
4116 WARN("failed to open wow64cpu, status %#lx\n", status
);
4119 if (!NtCreateSection( §ion
, STANDARD_RIGHTS_REQUIRED
| SECTION_QUERY
|
4120 SECTION_MAP_READ
| SECTION_MAP_EXECUTE
,
4121 NULL
, NULL
, PAGE_EXECUTE_READ
, SEC_COMMIT
, file
))
4123 NtMapViewOfSection( section
, NtCurrentProcess(), &Wow64Transition
, 0,
4124 0, NULL
, &size
, ViewShare
, 0, PAGE_EXECUTE_READ
);
4130 static void init_wow64( CONTEXT
*context
)
4132 PEB
*peb
= NtCurrentTeb()->Peb
;
4133 PEB64
*peb64
= UlongToPtr( NtCurrentTeb64()->Peb
);
4135 if (Wow64Transition
) return; /* already initialized */
4137 peb64
->OSMajorVersion
= peb
->OSMajorVersion
;
4138 peb64
->OSMinorVersion
= peb
->OSMinorVersion
;
4139 peb64
->OSBuildNumber
= peb
->OSBuildNumber
;
4140 peb64
->OSPlatformId
= peb
->OSPlatformId
;
4142 #define SET_INIT_BLOCK(func) LdrSystemDllInitBlock.p ## func = PtrToUlong( &func )
4143 SET_INIT_BLOCK( KiUserApcDispatcher
);
4144 SET_INIT_BLOCK( KiUserExceptionDispatcher
);
4145 SET_INIT_BLOCK( LdrInitializeThunk
);
4146 SET_INIT_BLOCK( LdrSystemDllInitBlock
);
4147 SET_INIT_BLOCK( RtlUserThreadStart
);
4148 SET_INIT_BLOCK( KiUserCallbackDispatcher
);
4149 /* SET_INIT_BLOCK( RtlpQueryProcessDebugInformationRemote ); */
4150 /* SET_INIT_BLOCK( RtlpFreezeTimeBias ); */
4151 /* LdrSystemDllInitBlock.ntdll_handle */
4152 #undef SET_INIT_BLOCK
4159 /* release some address space once dlls are loaded*/
4160 static void release_address_space(void)
4163 void *addr
= (void *)1;
4166 NtFreeVirtualMemory( GetCurrentProcess(), &addr
, &size
, MEM_RELEASE
);
4170 /******************************************************************
4171 * LdrInitializeThunk (NTDLL.@)
4173 * Attach to all the loaded dlls.
4174 * If this is the first time, perform the full process initialization.
4176 void WINAPI
LdrInitializeThunk( CONTEXT
*context
, ULONG_PTR unknown2
, ULONG_PTR unknown3
, ULONG_PTR unknown4
)
4178 static int attach_done
;
4185 entry
= (void **)&context
->Eax
;
4186 #elif defined(__x86_64__)
4187 entry
= (void **)&context
->Rcx
;
4188 #elif defined(__arm__)
4189 entry
= (void **)&context
->R0
;
4190 #elif defined(__aarch64__)
4191 entry
= (void **)&context
->u
.s
.X0
;
4194 if (process_detaching
) NtTerminateThread( GetCurrentThread(), 0 );
4196 RtlEnterCriticalSection( &loader_section
);
4198 if (!imports_fixup_done
)
4200 MEMORY_BASIC_INFORMATION meminfo
;
4201 ANSI_STRING base_thread_init_thunk
= RTL_CONSTANT_STRING( "BaseThreadInitThunk" );
4202 ANSI_STRING ctrl_routine
= RTL_CONSTANT_STRING( "CtrlRoutine" );
4203 WINE_MODREF
*kernel32
;
4204 PEB
*peb
= NtCurrentTeb()->Peb
;
4206 NtQueryVirtualMemory( GetCurrentProcess(), LdrInitializeThunk
, MemoryBasicInformation
,
4207 &meminfo
, sizeof(meminfo
), NULL
);
4209 peb
->LdrData
= &ldr
;
4210 peb
->FastPebLock
= &peb_lock
;
4211 peb
->TlsBitmap
= &tls_bitmap
;
4212 peb
->TlsExpansionBitmap
= &tls_expansion_bitmap
;
4213 peb
->LoaderLock
= &loader_section
;
4214 peb
->ProcessHeap
= RtlCreateHeap( HEAP_GROWABLE
, NULL
, 0, 0, NULL
, NULL
);
4216 RtlInitializeBitMap( &tls_bitmap
, peb
->TlsBitmapBits
, sizeof(peb
->TlsBitmapBits
) * 8 );
4217 RtlInitializeBitMap( &tls_expansion_bitmap
, peb
->TlsExpansionBitmapBits
,
4218 sizeof(peb
->TlsExpansionBitmapBits
) * 8 );
4219 /* TLS index 0 is always reserved, and wow64 reserves extra TLS entries */
4220 RtlSetBits( peb
->TlsBitmap
, 0, NtCurrentTeb()->WowTebOffset
? WOW64_TLS_MAX_NUMBER
: 1 );
4222 init_user_process_params();
4223 load_global_options();
4226 get_env_var( L
"WINESYSTEMDLLPATH", 0, &system_dll_path
);
4228 wm
= build_main_module();
4229 wm
->ldr
.LoadCount
= -1;
4231 build_ntdll_module( meminfo
.AllocationBase
);
4233 if (NtCurrentTeb()->WowTebOffset
) init_wow64( context
);
4235 if ((status
= load_dll( NULL
, L
"kernel32.dll", 0, &kernel32
, FALSE
)) != STATUS_SUCCESS
)
4237 MESSAGE( "wine: could not load kernel32.dll, status %lx\n", status
);
4238 NtTerminateProcess( GetCurrentProcess(), status
);
4240 node_kernel32
= kernel32
->ldr
.DdagNode
;
4241 if ((status
= LdrGetProcedureAddress( kernel32
->ldr
.DllBase
, &base_thread_init_thunk
,
4242 0, (void **)&pBaseThreadInitThunk
)) != STATUS_SUCCESS
)
4244 MESSAGE( "wine: could not find BaseThreadInitThunk in kernel32.dll, status %lx\n", status
);
4245 NtTerminateProcess( GetCurrentProcess(), status
);
4247 LdrGetProcedureAddress( kernel32
->ldr
.DllBase
, &ctrl_routine
, 0, (void **)&pCtrlRoutine
);
4251 if (wm
->ldr
.Flags
& LDR_COR_ILONLY
)
4252 status
= fixup_imports_ilonly( wm
, NULL
, entry
);
4254 status
= fixup_imports( wm
, NULL
);
4258 ERR( "Importing dlls for %s failed, status %lx\n",
4259 debugstr_w(NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
4260 NtTerminateProcess( GetCurrentProcess(), status
);
4262 imports_fixup_done
= TRUE
;
4264 else wm
= get_modref( NtCurrentTeb()->Peb
->ImageBaseAddress
);
4267 if (NtCurrentTeb()->WowTebOffset
) init_wow64( context
);
4270 RtlAcquirePebLock();
4271 InsertHeadList( &tls_links
, &NtCurrentTeb()->TlsLinks
);
4272 RtlReleasePebLock();
4274 NtCurrentTeb()->FlsSlots
= fls_alloc_data();
4276 if (!attach_done
) /* first time around */
4279 if ((status
= alloc_thread_tls()) != STATUS_SUCCESS
)
4281 ERR( "TLS init failed when loading %s, status %lx\n",
4282 debugstr_w(NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
4283 NtTerminateProcess( GetCurrentProcess(), status
);
4285 wm
->ldr
.Flags
|= LDR_PROCESS_ATTACHED
; /* don't try to attach again */
4286 if (wm
->ldr
.ActivationContext
)
4287 RtlActivateActivationContext( 0, wm
->ldr
.ActivationContext
, &cookie
);
4289 if ((status
= process_attach( node_ntdll
, context
))
4290 || (status
= process_attach( node_kernel32
, context
)))
4292 ERR( "Initializing system dll for %s failed, status %lx\n",
4293 debugstr_w(NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
4294 NtTerminateProcess( GetCurrentProcess(), status
);
4297 if ((status
= walk_node_dependencies( wm
->ldr
.DdagNode
, context
, process_attach
)))
4299 if (last_failed_modref
)
4300 ERR( "%s failed to initialize, aborting\n",
4301 debugstr_w(last_failed_modref
->ldr
.BaseDllName
.Buffer
) + 1 );
4302 ERR( "Initializing dlls for %s failed, status %lx\n",
4303 debugstr_w(NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
), status
);
4304 NtTerminateProcess( GetCurrentProcess(), status
);
4306 release_address_space();
4307 if (wm
->ldr
.TlsIndex
== -1) call_tls_callbacks( wm
->ldr
.DllBase
, DLL_PROCESS_ATTACH
);
4308 if (wm
->ldr
.ActivationContext
) RtlDeactivateActivationContext( 0, cookie
);
4309 process_breakpoint();
4313 if ((status
= alloc_thread_tls()) != STATUS_SUCCESS
)
4314 NtTerminateThread( GetCurrentThread(), status
);
4316 if (wm
->ldr
.TlsIndex
== -1) call_tls_callbacks( wm
->ldr
.DllBase
, DLL_THREAD_ATTACH
);
4319 RtlLeaveCriticalSection( &loader_section
);
4320 signal_start_thread( context
);
4324 /***********************************************************************
4325 * RtlImageDirectoryEntryToData (NTDLL.@)
4327 PVOID WINAPI
RtlImageDirectoryEntryToData( HMODULE module
, BOOL image
, WORD dir
, ULONG
*size
)
4329 const IMAGE_NT_HEADERS
*nt
;
4332 if ((ULONG_PTR
)module
& 1) image
= FALSE
; /* mapped as data file */
4333 module
= (HMODULE
)((ULONG_PTR
)module
& ~3);
4334 if (!(nt
= RtlImageNtHeader( module
))) return NULL
;
4335 if (nt
->OptionalHeader
.Magic
== IMAGE_NT_OPTIONAL_HDR64_MAGIC
)
4337 const IMAGE_NT_HEADERS64
*nt64
= (const IMAGE_NT_HEADERS64
*)nt
;
4339 if (dir
>= nt64
->OptionalHeader
.NumberOfRvaAndSizes
) return NULL
;
4340 if (!(addr
= nt64
->OptionalHeader
.DataDirectory
[dir
].VirtualAddress
)) return NULL
;
4341 *size
= nt64
->OptionalHeader
.DataDirectory
[dir
].Size
;
4342 if (image
|| addr
< nt64
->OptionalHeader
.SizeOfHeaders
) return (char *)module
+ addr
;
4344 else if (nt
->OptionalHeader
.Magic
== IMAGE_NT_OPTIONAL_HDR32_MAGIC
)
4346 const IMAGE_NT_HEADERS32
*nt32
= (const IMAGE_NT_HEADERS32
*)nt
;
4348 if (dir
>= nt32
->OptionalHeader
.NumberOfRvaAndSizes
) return NULL
;
4349 if (!(addr
= nt32
->OptionalHeader
.DataDirectory
[dir
].VirtualAddress
)) return NULL
;
4350 *size
= nt32
->OptionalHeader
.DataDirectory
[dir
].Size
;
4351 if (image
|| addr
< nt32
->OptionalHeader
.SizeOfHeaders
) return (char *)module
+ addr
;
4355 /* not mapped as image, need to find the section containing the virtual address */
4356 return RtlImageRvaToVa( nt
, module
, addr
, NULL
);
4360 /***********************************************************************
4361 * RtlImageRvaToSection (NTDLL.@)
4363 PIMAGE_SECTION_HEADER WINAPI
RtlImageRvaToSection( const IMAGE_NT_HEADERS
*nt
,
4364 HMODULE module
, DWORD rva
)
4367 const IMAGE_SECTION_HEADER
*sec
;
4369 sec
= (const IMAGE_SECTION_HEADER
*)((const char*)&nt
->OptionalHeader
+
4370 nt
->FileHeader
.SizeOfOptionalHeader
);
4371 for (i
= 0; i
< nt
->FileHeader
.NumberOfSections
; i
++, sec
++)
4373 if ((sec
->VirtualAddress
<= rva
) && (sec
->VirtualAddress
+ sec
->SizeOfRawData
> rva
))
4374 return (PIMAGE_SECTION_HEADER
)sec
;
4380 /***********************************************************************
4381 * RtlImageRvaToVa (NTDLL.@)
4383 PVOID WINAPI
RtlImageRvaToVa( const IMAGE_NT_HEADERS
*nt
, HMODULE module
,
4384 DWORD rva
, IMAGE_SECTION_HEADER
**section
)
4386 IMAGE_SECTION_HEADER
*sec
;
4388 if (section
&& *section
) /* try this section first */
4391 if ((sec
->VirtualAddress
<= rva
) && (sec
->VirtualAddress
+ sec
->SizeOfRawData
> rva
))
4394 if (!(sec
= RtlImageRvaToSection( nt
, module
, rva
))) return NULL
;
4396 if (section
) *section
= sec
;
4397 return (char *)module
+ sec
->PointerToRawData
+ (rva
- sec
->VirtualAddress
);
4401 /***********************************************************************
4402 * RtlAddressInSectionTable (NTDLL.@)
4404 PVOID WINAPI
RtlAddressInSectionTable( const IMAGE_NT_HEADERS
*nt
, HMODULE module
,
4407 return RtlImageRvaToVa( nt
, module
, rva
, NULL
);
4410 /***********************************************************************
4411 * RtlPcToFileHeader (NTDLL.@)
4413 PVOID WINAPI
RtlPcToFileHeader( PVOID pc
, PVOID
*address
)
4415 LDR_DATA_TABLE_ENTRY
*module
;
4418 RtlEnterCriticalSection( &loader_section
);
4419 if (!LdrFindEntryForAddress( pc
, &module
)) ret
= module
->DllBase
;
4420 RtlLeaveCriticalSection( &loader_section
);
4426 /****************************************************************************
4427 * LdrGetDllDirectory (NTDLL.@)
4429 NTSTATUS WINAPI
LdrGetDllDirectory( UNICODE_STRING
*dir
)
4431 NTSTATUS status
= STATUS_SUCCESS
;
4433 RtlEnterCriticalSection( &dlldir_section
);
4434 dir
->Length
= dll_directory
.Length
+ sizeof(WCHAR
);
4435 if (dir
->MaximumLength
>= dir
->Length
) RtlCopyUnicodeString( dir
, &dll_directory
);
4438 status
= STATUS_BUFFER_TOO_SMALL
;
4439 if (dir
->MaximumLength
) dir
->Buffer
[0] = 0;
4441 RtlLeaveCriticalSection( &dlldir_section
);
4446 /****************************************************************************
4447 * LdrSetDllDirectory (NTDLL.@)
4449 NTSTATUS WINAPI
LdrSetDllDirectory( const UNICODE_STRING
*dir
)
4451 NTSTATUS status
= STATUS_SUCCESS
;
4454 if (!dir
->Buffer
) RtlInitUnicodeString( &new, NULL
);
4455 else if ((status
= RtlDuplicateUnicodeString( 1, dir
, &new ))) return status
;
4457 RtlEnterCriticalSection( &dlldir_section
);
4458 RtlFreeUnicodeString( &dll_directory
);
4459 dll_directory
= new;
4460 RtlLeaveCriticalSection( &dlldir_section
);
4465 /****************************************************************************
4466 * LdrAddDllDirectory (NTDLL.@)
4468 NTSTATUS WINAPI
LdrAddDllDirectory( const UNICODE_STRING
*dir
, void **cookie
)
4470 FILE_BASIC_INFORMATION info
;
4471 UNICODE_STRING nt_name
;
4473 OBJECT_ATTRIBUTES attr
;
4475 struct dll_dir_entry
*ptr
;
4476 DOS_PATHNAME_TYPE type
= RtlDetermineDosPathNameType_U( dir
->Buffer
);
4478 if (type
!= ABSOLUTE_PATH
&& type
!= ABSOLUTE_DRIVE_PATH
)
4479 return STATUS_INVALID_PARAMETER
;
4481 status
= RtlDosPathNameToNtPathName_U_WithStatus( dir
->Buffer
, &nt_name
, NULL
, NULL
);
4482 if (status
) return status
;
4483 len
= nt_name
.Length
/ sizeof(WCHAR
);
4484 if (!(ptr
= RtlAllocateHeap( GetProcessHeap(), 0, offsetof(struct dll_dir_entry
, dir
[++len
] ))))
4485 return STATUS_NO_MEMORY
;
4486 memcpy( ptr
->dir
, nt_name
.Buffer
, len
* sizeof(WCHAR
) );
4488 attr
.Length
= sizeof(attr
);
4489 attr
.RootDirectory
= 0;
4490 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
4491 attr
.ObjectName
= &nt_name
;
4492 attr
.SecurityDescriptor
= NULL
;
4493 attr
.SecurityQualityOfService
= NULL
;
4494 status
= NtQueryAttributesFile( &attr
, &info
);
4495 RtlFreeUnicodeString( &nt_name
);
4499 TRACE( "%s\n", debugstr_w( ptr
->dir
));
4500 RtlEnterCriticalSection( &dlldir_section
);
4501 list_add_head( &dll_dir_list
, &ptr
->entry
);
4502 RtlLeaveCriticalSection( &dlldir_section
);
4505 else RtlFreeHeap( GetProcessHeap(), 0, ptr
);
4510 /****************************************************************************
4511 * LdrRemoveDllDirectory (NTDLL.@)
4513 NTSTATUS WINAPI
LdrRemoveDllDirectory( void *cookie
)
4515 struct dll_dir_entry
*ptr
= cookie
;
4517 TRACE( "%s\n", debugstr_w( ptr
->dir
));
4519 RtlEnterCriticalSection( &dlldir_section
);
4520 list_remove( &ptr
->entry
);
4521 RtlFreeHeap( GetProcessHeap(), 0, ptr
);
4522 RtlLeaveCriticalSection( &dlldir_section
);
4523 return STATUS_SUCCESS
;
4527 /*************************************************************************
4528 * LdrSetDefaultDllDirectories (NTDLL.@)
4530 NTSTATUS WINAPI
LdrSetDefaultDllDirectories( ULONG flags
)
4532 /* LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR doesn't make sense in default dirs */
4533 const ULONG load_library_search_flags
= (LOAD_LIBRARY_SEARCH_APPLICATION_DIR
|
4534 LOAD_LIBRARY_SEARCH_USER_DIRS
|
4535 LOAD_LIBRARY_SEARCH_SYSTEM32
|
4536 LOAD_LIBRARY_SEARCH_DEFAULT_DIRS
);
4538 if (!flags
|| (flags
& ~load_library_search_flags
)) return STATUS_INVALID_PARAMETER
;
4539 default_search_flags
= flags
;
4540 return STATUS_SUCCESS
;
4544 /******************************************************************
4545 * LdrGetDllPath (NTDLL.@)
4547 NTSTATUS WINAPI
LdrGetDllPath( PCWSTR module
, ULONG flags
, PWSTR
*path
, PWSTR
*unknown
)
4550 const ULONG load_library_search_flags
= (LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR
|
4551 LOAD_LIBRARY_SEARCH_APPLICATION_DIR
|
4552 LOAD_LIBRARY_SEARCH_USER_DIRS
|
4553 LOAD_LIBRARY_SEARCH_SYSTEM32
|
4554 LOAD_LIBRARY_SEARCH_DEFAULT_DIRS
);
4556 if (flags
& LOAD_WITH_ALTERED_SEARCH_PATH
)
4558 if (flags
& load_library_search_flags
) return STATUS_INVALID_PARAMETER
;
4559 if (default_search_flags
) flags
|= default_search_flags
| LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR
;
4561 else if (!(flags
& load_library_search_flags
)) flags
|= default_search_flags
;
4563 RtlEnterCriticalSection( &dlldir_section
);
4565 if (flags
& load_library_search_flags
)
4567 status
= get_dll_load_path_search_flags( module
, flags
, path
);
4571 const WCHAR
*dlldir
= dll_directory
.Length
? dll_directory
.Buffer
: NULL
;
4572 if (!(flags
& LOAD_WITH_ALTERED_SEARCH_PATH
) || !wcschr( module
, L
'\\' ))
4573 module
= NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
;
4574 status
= get_dll_load_path( module
, dlldir
, dll_safe_mode
, path
);
4577 RtlLeaveCriticalSection( &dlldir_section
);
4583 /*************************************************************************
4584 * RtlSetSearchPathMode (NTDLL.@)
4586 NTSTATUS WINAPI
RtlSetSearchPathMode( ULONG flags
)
4592 case BASE_SEARCH_PATH_ENABLE_SAFE_SEARCHMODE
:
4595 case BASE_SEARCH_PATH_DISABLE_SAFE_SEARCHMODE
:
4598 case BASE_SEARCH_PATH_ENABLE_SAFE_SEARCHMODE
| BASE_SEARCH_PATH_PERMANENT
:
4599 InterlockedExchange( &path_safe_mode
, 2 );
4600 return STATUS_SUCCESS
;
4602 return STATUS_INVALID_PARAMETER
;
4607 LONG prev
= path_safe_mode
;
4608 if (prev
== 2) break; /* permanently set */
4609 if (InterlockedCompareExchange( &path_safe_mode
, val
, prev
) == prev
) return STATUS_SUCCESS
;
4611 return STATUS_ACCESS_DENIED
;
4615 /******************************************************************
4616 * RtlGetExePath (NTDLL.@)
4618 NTSTATUS WINAPI
RtlGetExePath( PCWSTR name
, PWSTR
*path
)
4620 const WCHAR
*dlldir
= L
".";
4621 const WCHAR
*module
= NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
;
4623 /* same check as NeedCurrentDirectoryForExePathW */
4624 if (!wcschr( name
, '\\' ))
4626 UNICODE_STRING name
= RTL_CONSTANT_STRING( L
"NoDefaultCurrentDirectoryInExePath" ), value
= { 0 };
4628 if (RtlQueryEnvironmentVariable_U( NULL
, &name
, &value
) != STATUS_VARIABLE_NOT_FOUND
)
4631 return get_dll_load_path( module
, dlldir
, FALSE
, path
);
4635 /******************************************************************
4636 * RtlGetSearchPath (NTDLL.@)
4638 NTSTATUS WINAPI
RtlGetSearchPath( PWSTR
*path
)
4640 const WCHAR
*module
= NtCurrentTeb()->Peb
->ProcessParameters
->ImagePathName
.Buffer
;
4641 return get_dll_load_path( module
, NULL
, path_safe_mode
, path
);
4645 /******************************************************************
4646 * RtlReleasePath (NTDLL.@)
4648 void WINAPI
RtlReleasePath( PWSTR path
)
4650 RtlFreeHeap( GetProcessHeap(), 0, path
);
4654 /*********************************************************************
4655 * ApiSetQueryApiSetPresence (NTDLL.@)
4657 NTSTATUS WINAPI
ApiSetQueryApiSetPresence( const UNICODE_STRING
*name
, BOOLEAN
*present
)
4659 const API_SET_NAMESPACE
*map
= NtCurrentTeb()->Peb
->ApiSetMap
;
4660 const API_SET_NAMESPACE_ENTRY
*entry
;
4663 *present
= (!get_apiset_entry( map
, name
->Buffer
, name
->Length
/ sizeof(WCHAR
), &entry
) &&
4664 !get_apiset_target( map
, entry
, NULL
, &str
));
4665 return STATUS_SUCCESS
;
4669 /*********************************************************************
4670 * ApiSetQueryApiSetPresenceEx (NTDLL.@)
4672 NTSTATUS WINAPI
ApiSetQueryApiSetPresenceEx( const UNICODE_STRING
*name
, BOOLEAN
*in_schema
, BOOLEAN
*present
)
4674 const API_SET_NAMESPACE
*map
= NtCurrentTeb()->Peb
->ApiSetMap
;
4675 const API_SET_NAMESPACE_ENTRY
*entry
;
4678 ULONG i
, len
= name
->Length
/ sizeof(WCHAR
);
4680 /* extension not allowed */
4681 for (i
= 0; i
< len
; i
++) if (name
->Buffer
[i
] == '.') return STATUS_INVALID_PARAMETER
;
4683 status
= get_apiset_entry( map
, name
->Buffer
, len
, &entry
);
4684 if (status
== STATUS_APISET_NOT_PRESENT
)
4686 *in_schema
= *present
= FALSE
;
4687 return STATUS_SUCCESS
;
4689 if (status
) return status
;
4691 /* the name must match exactly */
4692 *in_schema
= (entry
->NameLength
== name
->Length
&&
4693 !wcsnicmp( (WCHAR
*)((char *)map
+ entry
->NameOffset
), name
->Buffer
, len
));
4694 *present
= *in_schema
&& !get_apiset_target( map
, entry
, NULL
, &str
);
4695 return STATUS_SUCCESS
;
4699 /******************************************************************
4702 BOOL WINAPI
DllMain( HINSTANCE inst
, DWORD reason
, LPVOID reserved
)
4704 if (reason
== DLL_PROCESS_ATTACH
) LdrDisableThreadCalloutsForDll( inst
);