4 * Copyright 1995, 2003 Alexandre Julliard
5 * Copyright 2002 Dmitry Timoshkov for CodeWeavers
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/port.h"
28 #define NONAMELESSUNION
29 #define NONAMELESSSTRUCT
32 #define WIN32_NO_STATUS
37 #include "wine/exception.h"
39 #include "wine/library.h"
40 #include "wine/unicode.h"
41 #include "wine/debug.h"
42 #include "wine/server.h"
43 #include "ntdll_misc.h"
45 WINE_DEFAULT_DEBUG_CHANNEL(module);
46 WINE_DECLARE_DEBUG_CHANNEL(relay);
47 WINE_DECLARE_DEBUG_CHANNEL(snoop);
48 WINE_DECLARE_DEBUG_CHANNEL(loaddll);
49 WINE_DECLARE_DEBUG_CHANNEL(imports);
51 typedef DWORD (CALLBACK *DLLENTRYPROC)(HMODULE,DWORD,LPVOID);
53 static int process_detaching = 0; /* set on process detach to avoid deadlocks with thread detach */
54 static int free_lib_count; /* recursion depth of LdrUnloadDll calls */
56 static const char * const reason_names[] =
62 NULL, NULL, NULL, NULL,
66 static const WCHAR dllW[] = {'.','d','l','l',0};
68 /* internal representation of 32bit modules. per process. */
69 typedef struct _wine_modref
73 struct _wine_modref **deps;
76 /* info about the current builtin dll load */
77 /* used to keep track of things across the register_dll constructor call */
78 struct builtin_load_info
80 const WCHAR *load_path;
81 const WCHAR *filename;
86 static struct builtin_load_info default_load_info;
87 static struct builtin_load_info *builtin_load_info = &default_load_info;
89 static HANDLE main_exe_file;
90 static UINT tls_module_count; /* number of modules with TLS directory */
91 static UINT tls_total_size; /* total size of TLS storage */
92 static const IMAGE_TLS_DIRECTORY **tls_dirs; /* array of TLS directories */
94 UNICODE_STRING system_dir = { 0, 0, NULL }; /* system directory */
96 static RTL_CRITICAL_SECTION loader_section;
97 static RTL_CRITICAL_SECTION_DEBUG critsect_debug =
99 0, 0, &loader_section,
100 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
101 0, 0, { (DWORD_PTR)(__FILE__ ": loader_section") }
103 static RTL_CRITICAL_SECTION loader_section = { &critsect_debug, -1, 0, 0, 0, 0 };
105 static WINE_MODREF *cached_modref;
106 static WINE_MODREF *current_modref;
107 static WINE_MODREF *last_failed_modref;
109 static NTSTATUS load_dll( LPCWSTR load_path, LPCWSTR libname, DWORD flags, WINE_MODREF** pwm );
110 static FARPROC find_named_export( HMODULE module, const IMAGE_EXPORT_DIRECTORY *exports,
111 DWORD exp_size, const char *name, int hint );
113 /* convert PE image VirtualAddress to Real Address */
114 inline static void *get_rva( HMODULE module, DWORD va )
116 return (void *)((char *)module + va);
119 /* check whether the file name contains a path */
120 inline static int contains_path( LPCWSTR name )
122 return ((*name && (name[1] == ':')) || strchrW(name, '/') || strchrW(name, '\\'));
125 /* convert from straight ASCII to Unicode without depending on the current codepage */
126 inline static void ascii_to_unicode( WCHAR *dst, const char *src, size_t len )
128 while (len--) *dst++ = (unsigned char)*src++;
132 /*************************************************************************
133 * call_dll_entry_point
135 * Some brain-damaged dlls (ir32_32.dll for instance) modify ebx in
136 * their entry point, so we need a small asm wrapper.
139 extern BOOL call_dll_entry_point( DLLENTRYPROC proc, void *module, UINT reason, void *reserved );
140 __ASM_GLOBAL_FUNC(call_dll_entry_point,
148 "movl 8(%ebp),%eax\n\t"
150 "leal -4(%ebp),%esp\n\t"
155 static inline BOOL call_dll_entry_point( DLLENTRYPROC proc, void *module,
156 UINT reason, void *reserved )
158 return proc( module, reason, reserved );
160 #endif /* __i386__ */
164 /*************************************************************************
167 * Entry point for stub functions.
169 static void stub_entry_point( const char *dll, const char *name, ... )
171 EXCEPTION_RECORD rec;
173 rec.ExceptionCode = EXCEPTION_WINE_STUB;
174 rec.ExceptionFlags = EH_NONCONTINUABLE;
175 rec.ExceptionRecord = NULL;
177 rec.ExceptionAddress = __builtin_return_address(0);
179 rec.ExceptionAddress = *((void **)&dll - 1);
181 rec.NumberParameters = 2;
182 rec.ExceptionInformation[0] = (ULONG_PTR)dll;
183 rec.ExceptionInformation[1] = (ULONG_PTR)name;
184 for (;;) RtlRaiseException( &rec );
188 #include "pshpack1.h"
191 BYTE popl_eax; /* popl %eax */
192 BYTE pushl1; /* pushl $name */
194 BYTE pushl2; /* pushl $dll */
196 BYTE pushl_eax; /* pushl %eax */
197 BYTE jmp; /* jmp stub_entry_point */
202 /*************************************************************************
205 * Allocate a stub entry point.
207 static ULONG_PTR allocate_stub( const char *dll, const char *name )
209 #define MAX_SIZE 65536
210 static struct stub *stubs;
211 static unsigned int nb_stubs;
214 if (nb_stubs >= MAX_SIZE / sizeof(*stub)) return 0xdeadbeef;
218 SIZE_T size = MAX_SIZE;
219 if (NtAllocateVirtualMemory( NtCurrentProcess(), (void **)&stubs, 0, &size,
220 MEM_COMMIT, PAGE_EXECUTE_WRITECOPY ) != STATUS_SUCCESS)
223 stub = &stubs[nb_stubs++];
224 stub->popl_eax = 0x58; /* popl %eax */
225 stub->pushl1 = 0x68; /* pushl $name */
227 stub->pushl2 = 0x68; /* pushl $dll */
229 stub->pushl_eax = 0x50; /* pushl %eax */
230 stub->jmp = 0xe9; /* jmp stub_entry_point */
231 stub->entry = (BYTE *)stub_entry_point - (BYTE *)(&stub->entry + 1);
232 return (ULONG_PTR)stub;
236 static inline ULONG_PTR allocate_stub( const char *dll, const char *name ) { return 0xdeadbeef; }
237 #endif /* __i386__ */
240 /*************************************************************************
243 * Looks for the referenced HMODULE in the current process
244 * The loader_section must be locked while calling this function.
246 static WINE_MODREF *get_modref( HMODULE hmod )
248 PLIST_ENTRY mark, entry;
251 if (cached_modref && cached_modref->ldr.BaseAddress == hmod) return cached_modref;
253 mark = &NtCurrentTeb()->Peb->LdrData->InMemoryOrderModuleList;
254 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
256 mod = CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList);
257 if (mod->BaseAddress == hmod)
258 return cached_modref = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
259 if (mod->BaseAddress > (void*)hmod) break;
265 /**********************************************************************
266 * find_basename_module
268 * Find a module from its base name.
269 * The loader_section must be locked while calling this function
271 static WINE_MODREF *find_basename_module( LPCWSTR name )
273 PLIST_ENTRY mark, entry;
275 if (cached_modref && !strcmpiW( name, cached_modref->ldr.BaseDllName.Buffer ))
276 return cached_modref;
278 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
279 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
281 LDR_MODULE *mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
282 if (!strcmpiW( name, mod->BaseDllName.Buffer ))
284 cached_modref = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
285 return cached_modref;
292 /**********************************************************************
293 * find_fullname_module
295 * Find a module from its full path name.
296 * The loader_section must be locked while calling this function
298 static WINE_MODREF *find_fullname_module( LPCWSTR name )
300 PLIST_ENTRY mark, entry;
302 if (cached_modref && !strcmpiW( name, cached_modref->ldr.FullDllName.Buffer ))
303 return cached_modref;
305 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
306 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
308 LDR_MODULE *mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
309 if (!strcmpiW( name, mod->FullDllName.Buffer ))
311 cached_modref = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
312 return cached_modref;
319 /*************************************************************************
320 * find_forwarded_export
322 * Find the final function pointer for a forwarded function.
323 * The loader_section must be locked while calling this function.
325 static FARPROC find_forwarded_export( HMODULE module, const char *forward )
327 const IMAGE_EXPORT_DIRECTORY *exports;
331 const char *end = strrchr(forward, '.');
334 if (!end) return NULL;
335 if ((end - forward) * sizeof(WCHAR) >= sizeof(mod_name)) return NULL;
336 ascii_to_unicode( mod_name, forward, end - forward );
337 mod_name[end - forward] = 0;
338 if (!strchrW( mod_name, '.' ))
340 if ((end - forward) * sizeof(WCHAR) >= sizeof(mod_name) - sizeof(dllW)) return NULL;
341 memcpy( mod_name + (end - forward), dllW, sizeof(dllW) );
344 if (!(wm = find_basename_module( mod_name )))
346 ERR("module not found for forward '%s' used by %s\n",
347 forward, debugstr_w(get_modref(module)->ldr.FullDllName.Buffer) );
350 if ((exports = RtlImageDirectoryEntryToData( wm->ldr.BaseAddress, TRUE,
351 IMAGE_DIRECTORY_ENTRY_EXPORT, &exp_size )))
352 proc = find_named_export( wm->ldr.BaseAddress, exports, exp_size, end + 1, -1 );
356 ERR("function not found for forward '%s' used by %s."
357 " If you are using builtin %s, try using the native one instead.\n",
358 forward, debugstr_w(get_modref(module)->ldr.FullDllName.Buffer),
359 debugstr_w(get_modref(module)->ldr.BaseDllName.Buffer) );
365 /*************************************************************************
366 * find_ordinal_export
368 * Find an exported function by ordinal.
369 * The exports base must have been subtracted from the ordinal already.
370 * The loader_section must be locked while calling this function.
372 static FARPROC find_ordinal_export( HMODULE module, const IMAGE_EXPORT_DIRECTORY *exports,
373 DWORD exp_size, DWORD ordinal )
376 const DWORD *functions = get_rva( module, exports->AddressOfFunctions );
378 if (ordinal >= exports->NumberOfFunctions)
380 TRACE(" ordinal %d out of range!\n", ordinal + exports->Base );
383 if (!functions[ordinal]) return NULL;
385 proc = get_rva( module, functions[ordinal] );
387 /* if the address falls into the export dir, it's a forward */
388 if (((const char *)proc >= (const char *)exports) &&
389 ((const char *)proc < (const char *)exports + exp_size))
390 return find_forwarded_export( module, (const char *)proc );
394 const WCHAR *user = current_modref ? current_modref->ldr.BaseDllName.Buffer : NULL;
395 proc = SNOOP_GetProcAddress( module, exports, exp_size, proc, ordinal, user );
399 const WCHAR *user = current_modref ? current_modref->ldr.BaseDllName.Buffer : NULL;
400 proc = RELAY_GetProcAddress( module, exports, exp_size, proc, ordinal, user );
406 /*************************************************************************
409 * Find an exported function by name.
410 * The loader_section must be locked while calling this function.
412 static FARPROC find_named_export( HMODULE module, const IMAGE_EXPORT_DIRECTORY *exports,
413 DWORD exp_size, const char *name, int hint )
415 const WORD *ordinals = get_rva( module, exports->AddressOfNameOrdinals );
416 const DWORD *names = get_rva( module, exports->AddressOfNames );
417 int min = 0, max = exports->NumberOfNames - 1;
419 /* first check the hint */
420 if (hint >= 0 && hint <= max)
422 char *ename = get_rva( module, names[hint] );
423 if (!strcmp( ename, name ))
424 return find_ordinal_export( module, exports, exp_size, ordinals[hint] );
427 /* then do a binary search */
430 int res, pos = (min + max) / 2;
431 char *ename = get_rva( module, names[pos] );
432 if (!(res = strcmp( ename, name )))
433 return find_ordinal_export( module, exports, exp_size, ordinals[pos] );
434 if (res > 0) max = pos - 1;
442 /*************************************************************************
445 * Import the dll specified by the given import descriptor.
446 * The loader_section must be locked while calling this function.
448 static WINE_MODREF *import_dll( HMODULE module, const IMAGE_IMPORT_DESCRIPTOR *descr, LPCWSTR load_path )
453 const IMAGE_EXPORT_DIRECTORY *exports;
455 const IMAGE_THUNK_DATA *import_list;
456 IMAGE_THUNK_DATA *thunk_list;
458 const char *name = get_rva( module, descr->Name );
459 DWORD len = strlen(name);
461 SIZE_T protect_size = 0;
464 thunk_list = get_rva( module, (DWORD)descr->FirstThunk );
465 if (descr->u.OriginalFirstThunk)
466 import_list = get_rva( module, (DWORD)descr->u.OriginalFirstThunk );
468 import_list = thunk_list;
470 while (len && name[len-1] == ' ') len--; /* remove trailing spaces */
472 if (len * sizeof(WCHAR) < sizeof(buffer))
474 ascii_to_unicode( buffer, name, len );
476 status = load_dll( load_path, buffer, 0, &wmImp );
478 else /* need to allocate a larger buffer */
480 WCHAR *ptr = RtlAllocateHeap( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) );
481 if (!ptr) return NULL;
482 ascii_to_unicode( ptr, name, len );
484 status = load_dll( load_path, ptr, 0, &wmImp );
485 RtlFreeHeap( GetProcessHeap(), 0, ptr );
490 if (status == STATUS_DLL_NOT_FOUND)
491 ERR("Library %s (which is needed by %s) not found\n",
492 name, debugstr_w(current_modref->ldr.FullDllName.Buffer));
494 ERR("Loading library %s (which is needed by %s) failed (error %x).\n",
495 name, debugstr_w(current_modref->ldr.FullDllName.Buffer), status);
499 /* unprotect the import address table since it can be located in
500 * readonly section */
501 while (import_list[protect_size].u1.Ordinal) protect_size++;
502 protect_base = thunk_list;
503 protect_size *= sizeof(*thunk_list);
504 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base,
505 &protect_size, PAGE_WRITECOPY, &protect_old );
507 imp_mod = wmImp->ldr.BaseAddress;
508 exports = RtlImageDirectoryEntryToData( imp_mod, TRUE, IMAGE_DIRECTORY_ENTRY_EXPORT, &exp_size );
512 /* set all imported function to deadbeef */
513 while (import_list->u1.Ordinal)
515 if (IMAGE_SNAP_BY_ORDINAL(import_list->u1.Ordinal))
517 int ordinal = IMAGE_ORDINAL(import_list->u1.Ordinal);
518 WARN("No implementation for %s.%d", name, ordinal );
519 thunk_list->u1.Function = allocate_stub( name, (const char *)ordinal );
523 IMAGE_IMPORT_BY_NAME *pe_name = get_rva( module, (DWORD)import_list->u1.AddressOfData );
524 WARN("No implementation for %s.%s", name, pe_name->Name );
525 thunk_list->u1.Function = allocate_stub( name, (const char*)pe_name->Name );
527 WARN(" imported from %s, allocating stub %p\n",
528 debugstr_w(current_modref->ldr.FullDllName.Buffer),
529 (void *)thunk_list->u1.Function );
536 while (import_list->u1.Ordinal)
538 if (IMAGE_SNAP_BY_ORDINAL(import_list->u1.Ordinal))
540 int ordinal = IMAGE_ORDINAL(import_list->u1.Ordinal);
542 thunk_list->u1.Function = (ULONG_PTR)find_ordinal_export( imp_mod, exports, exp_size,
543 ordinal - exports->Base );
544 if (!thunk_list->u1.Function)
546 thunk_list->u1.Function = allocate_stub( name, (const char *)ordinal );
547 WARN("No implementation for %s.%d imported from %s, setting to %p\n",
548 name, ordinal, debugstr_w(current_modref->ldr.FullDllName.Buffer),
549 (void *)thunk_list->u1.Function );
551 TRACE_(imports)("--- Ordinal %s.%d = %p\n", name, ordinal, (void *)thunk_list->u1.Function );
553 else /* import by name */
555 IMAGE_IMPORT_BY_NAME *pe_name;
556 pe_name = get_rva( module, (DWORD)import_list->u1.AddressOfData );
557 thunk_list->u1.Function = (ULONG_PTR)find_named_export( imp_mod, exports, exp_size,
558 (const char*)pe_name->Name, pe_name->Hint );
559 if (!thunk_list->u1.Function)
561 thunk_list->u1.Function = allocate_stub( name, (const char*)pe_name->Name );
562 WARN("No implementation for %s.%s imported from %s, setting to %p\n",
563 name, pe_name->Name, debugstr_w(current_modref->ldr.FullDllName.Buffer),
564 (void *)thunk_list->u1.Function );
566 TRACE_(imports)("--- %s %s.%d = %p\n",
567 pe_name->Name, name, pe_name->Hint, (void *)thunk_list->u1.Function);
574 /* restore old protection of the import address table */
575 NtProtectVirtualMemory( NtCurrentProcess(), &protect_base, &protect_size, protect_old, NULL );
580 /****************************************************************
583 * Fixup all imports of a given module.
584 * The loader_section must be locked while calling this function.
586 static NTSTATUS fixup_imports( WINE_MODREF *wm, LPCWSTR load_path )
589 const IMAGE_IMPORT_DESCRIPTOR *imports;
594 if (!(wm->ldr.Flags & LDR_DONT_RESOLVE_REFS)) return STATUS_SUCCESS; /* already done */
595 wm->ldr.Flags &= ~LDR_DONT_RESOLVE_REFS;
597 if (!(imports = RtlImageDirectoryEntryToData( wm->ldr.BaseAddress, TRUE,
598 IMAGE_DIRECTORY_ENTRY_IMPORT, &size )))
599 return STATUS_SUCCESS;
602 while (imports[nb_imports].Name && imports[nb_imports].FirstThunk) nb_imports++;
604 if (!nb_imports) return STATUS_SUCCESS; /* no imports */
606 /* Allocate module dependency list */
607 wm->nDeps = nb_imports;
608 wm->deps = RtlAllocateHeap( GetProcessHeap(), 0, nb_imports*sizeof(WINE_MODREF *) );
610 /* load the imported modules. They are automatically
611 * added to the modref list of the process.
613 prev = current_modref;
615 status = STATUS_SUCCESS;
616 for (i = 0; i < nb_imports; i++)
618 if (!(wm->deps[i] = import_dll( wm->ldr.BaseAddress, &imports[i], load_path )))
619 status = STATUS_DLL_NOT_FOUND;
621 current_modref = prev;
626 /*************************************************************************
629 * Allocate a WINE_MODREF structure and add it to the process list
630 * The loader_section must be locked while calling this function.
632 static WINE_MODREF *alloc_module( HMODULE hModule, LPCWSTR filename )
636 const IMAGE_NT_HEADERS *nt = RtlImageNtHeader(hModule);
637 PLIST_ENTRY entry, mark;
639 if (!(wm = RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*wm) ))) return NULL;
644 wm->ldr.BaseAddress = hModule;
645 wm->ldr.EntryPoint = NULL;
646 wm->ldr.SizeOfImage = nt->OptionalHeader.SizeOfImage;
647 wm->ldr.Flags = LDR_DONT_RESOLVE_REFS;
648 wm->ldr.LoadCount = 1;
649 wm->ldr.TlsIndex = -1;
650 wm->ldr.SectionHandle = NULL;
651 wm->ldr.CheckSum = 0;
652 wm->ldr.TimeDateStamp = 0;
654 RtlCreateUnicodeString( &wm->ldr.FullDllName, filename );
655 if ((p = strrchrW( wm->ldr.FullDllName.Buffer, '\\' ))) p++;
656 else p = wm->ldr.FullDllName.Buffer;
657 RtlInitUnicodeString( &wm->ldr.BaseDllName, p );
659 if (nt->FileHeader.Characteristics & IMAGE_FILE_DLL)
661 wm->ldr.Flags |= LDR_IMAGE_IS_DLL;
662 if (nt->OptionalHeader.AddressOfEntryPoint)
663 wm->ldr.EntryPoint = (char *)hModule + nt->OptionalHeader.AddressOfEntryPoint;
666 InsertTailList(&NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList,
667 &wm->ldr.InLoadOrderModuleList);
669 /* insert module in MemoryList, sorted in increasing base addresses */
670 mark = &NtCurrentTeb()->Peb->LdrData->InMemoryOrderModuleList;
671 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
673 if (CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList)->BaseAddress > wm->ldr.BaseAddress)
676 entry->Blink->Flink = &wm->ldr.InMemoryOrderModuleList;
677 wm->ldr.InMemoryOrderModuleList.Blink = entry->Blink;
678 wm->ldr.InMemoryOrderModuleList.Flink = entry;
679 entry->Blink = &wm->ldr.InMemoryOrderModuleList;
681 /* wait until init is called for inserting into this list */
682 wm->ldr.InInitializationOrderModuleList.Flink = NULL;
683 wm->ldr.InInitializationOrderModuleList.Blink = NULL;
688 /*************************************************************************
691 * Allocate the process-wide structure for module TLS storage.
693 static NTSTATUS alloc_process_tls(void)
695 PLIST_ENTRY mark, entry;
697 const IMAGE_TLS_DIRECTORY *dir;
700 mark = &NtCurrentTeb()->Peb->LdrData->InMemoryOrderModuleList;
701 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
703 mod = CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList);
704 if (!(dir = RtlImageDirectoryEntryToData( mod->BaseAddress, TRUE,
705 IMAGE_DIRECTORY_ENTRY_TLS, &size )))
707 size = (dir->EndAddressOfRawData - dir->StartAddressOfRawData) + dir->SizeOfZeroFill;
709 tls_total_size += size;
712 if (!tls_module_count) return STATUS_SUCCESS;
714 TRACE( "count %u size %u\n", tls_module_count, tls_total_size );
716 tls_dirs = RtlAllocateHeap( GetProcessHeap(), 0, tls_module_count * sizeof(*tls_dirs) );
717 if (!tls_dirs) return STATUS_NO_MEMORY;
719 for (i = 0, entry = mark->Flink; entry != mark; entry = entry->Flink)
721 mod = CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList);
722 if (!(dir = RtlImageDirectoryEntryToData( mod->BaseAddress, TRUE,
723 IMAGE_DIRECTORY_ENTRY_TLS, &size )))
726 *(DWORD *)dir->AddressOfIndex = i;
728 mod->LoadCount = -1; /* can't unload it */
731 return STATUS_SUCCESS;
735 /*************************************************************************
738 * Allocate the per-thread structure for module TLS storage.
740 static NTSTATUS alloc_thread_tls(void)
746 if (!tls_module_count) return STATUS_SUCCESS;
748 if (!(pointers = RtlAllocateHeap( GetProcessHeap(), 0,
749 tls_module_count * sizeof(*pointers) )))
750 return STATUS_NO_MEMORY;
752 if (!(data = RtlAllocateHeap( GetProcessHeap(), 0, tls_total_size )))
754 RtlFreeHeap( GetProcessHeap(), 0, pointers );
755 return STATUS_NO_MEMORY;
758 for (i = 0; i < tls_module_count; i++)
760 const IMAGE_TLS_DIRECTORY *dir = tls_dirs[i];
761 ULONG size = dir->EndAddressOfRawData - dir->StartAddressOfRawData;
763 TRACE( "thread %04x idx %d: %d/%d bytes from %p to %p\n",
764 GetCurrentThreadId(), i, size, dir->SizeOfZeroFill,
765 (void *)dir->StartAddressOfRawData, data );
768 memcpy( data, (void *)dir->StartAddressOfRawData, size );
770 memset( data, 0, dir->SizeOfZeroFill );
771 data += dir->SizeOfZeroFill;
773 NtCurrentTeb()->ThreadLocalStoragePointer = pointers;
774 return STATUS_SUCCESS;
778 /*************************************************************************
781 static void call_tls_callbacks( HMODULE module, UINT reason )
783 const IMAGE_TLS_DIRECTORY *dir;
784 const PIMAGE_TLS_CALLBACK *callback;
787 dir = RtlImageDirectoryEntryToData( module, TRUE, IMAGE_DIRECTORY_ENTRY_TLS, &dirsize );
788 if (!dir || !dir->AddressOfCallBacks) return;
790 for (callback = (const PIMAGE_TLS_CALLBACK *)dir->AddressOfCallBacks; *callback; callback++)
793 DPRINTF("%04x:Call TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
794 GetCurrentThreadId(), *callback, module, reason_names[reason] );
795 (*callback)( module, reason, NULL );
797 DPRINTF("%04x:Ret TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
798 GetCurrentThreadId(), *callback, module, reason_names[reason] );
803 /*************************************************************************
806 static BOOL MODULE_InitDLL( WINE_MODREF *wm, UINT reason, LPVOID lpReserved )
810 DLLENTRYPROC entry = wm->ldr.EntryPoint;
811 void *module = wm->ldr.BaseAddress;
813 /* Skip calls for modules loaded with special load flags */
815 if (wm->ldr.Flags & LDR_DONT_RESOLVE_REFS) return TRUE;
816 if (wm->ldr.TlsIndex != -1) call_tls_callbacks( wm->ldr.BaseAddress, reason );
817 if (!entry) return TRUE;
821 size_t len = min( wm->ldr.BaseDllName.Length, sizeof(mod_name)-sizeof(WCHAR) );
822 memcpy( mod_name, wm->ldr.BaseDllName.Buffer, len );
823 mod_name[len / sizeof(WCHAR)] = 0;
824 DPRINTF("%04x:Call PE DLL (proc=%p,module=%p %s,reason=%s,res=%p)\n",
825 GetCurrentThreadId(), entry, module, debugstr_w(mod_name),
826 reason_names[reason], lpReserved );
828 else TRACE("(%p %s,%s,%p) - CALL\n", module, debugstr_w(wm->ldr.BaseDllName.Buffer),
829 reason_names[reason], lpReserved );
831 retv = call_dll_entry_point( entry, module, reason, lpReserved );
833 /* The state of the module list may have changed due to the call
834 to the dll. We cannot assume that this module has not been
837 DPRINTF("%04x:Ret PE DLL (proc=%p,module=%p %s,reason=%s,res=%p) retval=%x\n",
838 GetCurrentThreadId(), entry, module, debugstr_w(mod_name),
839 reason_names[reason], lpReserved, retv );
840 else TRACE("(%p,%s,%p) - RETURN %d\n", module, reason_names[reason], lpReserved, retv );
846 /*************************************************************************
849 * Send the process attach notification to all DLLs the given module
850 * depends on (recursively). This is somewhat complicated due to the fact that
852 * - we have to respect the module dependencies, i.e. modules implicitly
853 * referenced by another module have to be initialized before the module
854 * itself can be initialized
856 * - the initialization routine of a DLL can itself call LoadLibrary,
857 * thereby introducing a whole new set of dependencies (even involving
858 * the 'old' modules) at any time during the whole process
860 * (Note that this routine can be recursively entered not only directly
861 * from itself, but also via LoadLibrary from one of the called initialization
864 * Furthermore, we need to rearrange the main WINE_MODREF list to allow
865 * the process *detach* notifications to be sent in the correct order.
866 * This must not only take into account module dependencies, but also
867 * 'hidden' dependencies created by modules calling LoadLibrary in their
868 * attach notification routine.
870 * The strategy is rather simple: we move a WINE_MODREF to the head of the
871 * list after the attach notification has returned. This implies that the
872 * detach notifications are called in the reverse of the sequence the attach
873 * notifications *returned*.
875 * The loader_section must be locked while calling this function.
877 static NTSTATUS process_attach( WINE_MODREF *wm, LPVOID lpReserved )
879 NTSTATUS status = STATUS_SUCCESS;
882 if (process_detaching) return status;
884 /* prevent infinite recursion in case of cyclical dependencies */
885 if ( ( wm->ldr.Flags & LDR_LOAD_IN_PROGRESS )
886 || ( wm->ldr.Flags & LDR_PROCESS_ATTACHED ) )
889 TRACE("(%s,%p) - START\n", debugstr_w(wm->ldr.BaseDllName.Buffer), lpReserved );
891 /* Tag current MODREF to prevent recursive loop */
892 wm->ldr.Flags |= LDR_LOAD_IN_PROGRESS;
894 /* Recursively attach all DLLs this one depends on */
895 for ( i = 0; i < wm->nDeps; i++ )
897 if (!wm->deps[i]) continue;
898 if ((status = process_attach( wm->deps[i], lpReserved )) != STATUS_SUCCESS) break;
901 /* Call DLL entry point */
902 if (status == STATUS_SUCCESS)
904 WINE_MODREF *prev = current_modref;
906 if (MODULE_InitDLL( wm, DLL_PROCESS_ATTACH, lpReserved ))
908 wm->ldr.Flags |= LDR_PROCESS_ATTACHED;
912 /* point to the name so LdrInitializeThunk can print it */
913 last_failed_modref = wm;
914 WARN("Initialization of %s failed\n", debugstr_w(wm->ldr.BaseDllName.Buffer));
915 status = STATUS_DLL_INIT_FAILED;
917 current_modref = prev;
920 if (!wm->ldr.InInitializationOrderModuleList.Flink)
921 InsertTailList(&NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList,
922 &wm->ldr.InInitializationOrderModuleList);
924 /* Remove recursion flag */
925 wm->ldr.Flags &= ~LDR_LOAD_IN_PROGRESS;
927 TRACE("(%s,%p) - END\n", debugstr_w(wm->ldr.BaseDllName.Buffer), lpReserved );
932 /**********************************************************************
933 * attach_implicitly_loaded_dlls
935 * Attach to the (builtin) dlls that have been implicitly loaded because
936 * of a dependency at the Unix level, but not imported at the Win32 level.
938 static void attach_implicitly_loaded_dlls( LPVOID reserved )
942 PLIST_ENTRY mark, entry;
944 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
945 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
947 LDR_MODULE *mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
949 if (mod->Flags & (LDR_LOAD_IN_PROGRESS | LDR_PROCESS_ATTACHED)) continue;
950 TRACE( "found implicitly loaded %s, attaching to it\n",
951 debugstr_w(mod->BaseDllName.Buffer));
952 mod->LoadCount = -1; /* we can't unload it anyway */
953 process_attach( CONTAINING_RECORD(mod, WINE_MODREF, ldr), reserved );
954 break; /* restart the search from the start */
956 if (entry == mark) break; /* nothing found */
961 /*************************************************************************
964 * Send DLL process detach notifications. See the comment about calling
965 * sequence at process_attach. Unless the bForceDetach flag
966 * is set, only DLLs with zero refcount are notified.
968 static void process_detach( BOOL bForceDetach, LPVOID lpReserved )
970 PLIST_ENTRY mark, entry;
973 RtlEnterCriticalSection( &loader_section );
974 if (bForceDetach) process_detaching = 1;
975 mark = &NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList;
978 for (entry = mark->Blink; entry != mark; entry = entry->Blink)
980 mod = CONTAINING_RECORD(entry, LDR_MODULE,
981 InInitializationOrderModuleList);
982 /* Check whether to detach this DLL */
983 if ( !(mod->Flags & LDR_PROCESS_ATTACHED) )
985 if ( mod->LoadCount && !bForceDetach )
988 /* Call detach notification */
989 mod->Flags &= ~LDR_PROCESS_ATTACHED;
990 MODULE_InitDLL( CONTAINING_RECORD(mod, WINE_MODREF, ldr),
991 DLL_PROCESS_DETACH, lpReserved );
993 /* Restart at head of WINE_MODREF list, as entries might have
994 been added and/or removed while performing the call ... */
997 } while (entry != mark);
999 RtlLeaveCriticalSection( &loader_section );
1002 /*************************************************************************
1003 * MODULE_DllThreadAttach
1005 * Send DLL thread attach notifications. These are sent in the
1006 * reverse sequence of process detach notification.
1009 NTSTATUS MODULE_DllThreadAttach( LPVOID lpReserved )
1011 PLIST_ENTRY mark, entry;
1015 /* don't do any attach calls if process is exiting */
1016 if (process_detaching) return STATUS_SUCCESS;
1017 /* FIXME: there is still a race here */
1019 RtlEnterCriticalSection( &loader_section );
1021 if ((status = alloc_thread_tls()) != STATUS_SUCCESS) goto done;
1023 mark = &NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList;
1024 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
1026 mod = CONTAINING_RECORD(entry, LDR_MODULE,
1027 InInitializationOrderModuleList);
1028 if ( !(mod->Flags & LDR_PROCESS_ATTACHED) )
1030 if ( mod->Flags & LDR_NO_DLL_CALLS )
1033 MODULE_InitDLL( CONTAINING_RECORD(mod, WINE_MODREF, ldr),
1034 DLL_THREAD_ATTACH, lpReserved );
1038 RtlLeaveCriticalSection( &loader_section );
1042 /******************************************************************
1043 * LdrDisableThreadCalloutsForDll (NTDLL.@)
1046 NTSTATUS WINAPI LdrDisableThreadCalloutsForDll(HMODULE hModule)
1049 NTSTATUS ret = STATUS_SUCCESS;
1051 RtlEnterCriticalSection( &loader_section );
1053 wm = get_modref( hModule );
1054 if (!wm || wm->ldr.TlsIndex != -1)
1055 ret = STATUS_DLL_NOT_FOUND;
1057 wm->ldr.Flags |= LDR_NO_DLL_CALLS;
1059 RtlLeaveCriticalSection( &loader_section );
1064 /******************************************************************
1065 * LdrFindEntryForAddress (NTDLL.@)
1067 * The loader_section must be locked while calling this function
1069 NTSTATUS WINAPI LdrFindEntryForAddress(const void* addr, PLDR_MODULE* pmod)
1071 PLIST_ENTRY mark, entry;
1074 mark = &NtCurrentTeb()->Peb->LdrData->InMemoryOrderModuleList;
1075 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
1077 mod = CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList);
1078 if ((const void *)mod->BaseAddress <= addr &&
1079 (const char *)addr < (char*)mod->BaseAddress + mod->SizeOfImage)
1082 return STATUS_SUCCESS;
1084 if ((const void *)mod->BaseAddress > addr) break;
1086 return STATUS_NO_MORE_ENTRIES;
1089 /******************************************************************
1090 * LdrLockLoaderLock (NTDLL.@)
1092 * Note: flags are not implemented.
1093 * Flag 0x01 is used to raise exceptions on errors.
1094 * Flag 0x02 is used to avoid waiting on the section (does RtlTryEnterCriticalSection instead).
1096 NTSTATUS WINAPI LdrLockLoaderLock( ULONG flags, ULONG *result, ULONG *magic )
1098 if (flags) FIXME( "flags %x not supported\n", flags );
1100 if (result) *result = 1;
1101 if (!magic) return STATUS_INVALID_PARAMETER_3;
1102 RtlEnterCriticalSection( &loader_section );
1103 *magic = GetCurrentThreadId();
1104 return STATUS_SUCCESS;
1108 /******************************************************************
1109 * LdrUnlockLoaderUnlock (NTDLL.@)
1111 NTSTATUS WINAPI LdrUnlockLoaderLock( ULONG flags, ULONG magic )
1115 if (magic != GetCurrentThreadId()) return STATUS_INVALID_PARAMETER_2;
1116 RtlLeaveCriticalSection( &loader_section );
1118 return STATUS_SUCCESS;
1122 /******************************************************************
1123 * LdrGetDllHandle (NTDLL.@)
1125 NTSTATUS WINAPI LdrGetDllHandle(ULONG x, ULONG y, const UNICODE_STRING *name, HMODULE *base)
1127 NTSTATUS status = STATUS_DLL_NOT_FOUND;
1128 WCHAR dllname[MAX_PATH+4], *p;
1130 PLIST_ENTRY mark, entry;
1133 if (x != 0 || y != 0)
1134 FIXME("Unknown behavior, please report\n");
1136 /* Append .DLL to name if no extension present */
1137 if (!(p = strrchrW( name->Buffer, '.')) || strchrW( p, '/' ) || strchrW( p, '\\'))
1139 if (name->Length >= MAX_PATH) return STATUS_NAME_TOO_LONG;
1140 strcpyW( dllname, name->Buffer );
1141 strcatW( dllname, dllW );
1142 RtlInitUnicodeString( &str, dllname );
1146 RtlEnterCriticalSection( &loader_section );
1150 if (RtlEqualUnicodeString( name, &cached_modref->ldr.FullDllName, TRUE ) ||
1151 RtlEqualUnicodeString( name, &cached_modref->ldr.BaseDllName, TRUE ))
1153 *base = cached_modref->ldr.BaseAddress;
1154 status = STATUS_SUCCESS;
1159 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
1160 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
1162 mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
1164 if (RtlEqualUnicodeString( name, &mod->FullDllName, TRUE ) ||
1165 RtlEqualUnicodeString( name, &mod->BaseDllName, TRUE ))
1167 cached_modref = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
1168 *base = mod->BaseAddress;
1169 status = STATUS_SUCCESS;
1174 RtlLeaveCriticalSection( &loader_section );
1175 TRACE("%x %x %s -> %p\n", x, y, debugstr_us(name), status ? NULL : *base);
1180 /******************************************************************
1181 * LdrGetProcedureAddress (NTDLL.@)
1183 NTSTATUS WINAPI LdrGetProcedureAddress(HMODULE module, const ANSI_STRING *name,
1184 ULONG ord, PVOID *address)
1186 IMAGE_EXPORT_DIRECTORY *exports;
1188 NTSTATUS ret = STATUS_PROCEDURE_NOT_FOUND;
1190 RtlEnterCriticalSection( &loader_section );
1192 /* check if the module itself is invalid to return the proper error */
1193 if (!get_modref( module )) ret = STATUS_DLL_NOT_FOUND;
1194 else if ((exports = RtlImageDirectoryEntryToData( module, TRUE,
1195 IMAGE_DIRECTORY_ENTRY_EXPORT, &exp_size )))
1197 void *proc = name ? find_named_export( module, exports, exp_size, name->Buffer, -1 )
1198 : find_ordinal_export( module, exports, exp_size, ord - exports->Base );
1202 ret = STATUS_SUCCESS;
1206 RtlLeaveCriticalSection( &loader_section );
1211 /***********************************************************************
1214 * Check if a loaded native dll is a Wine fake dll.
1216 static BOOL is_fake_dll( const void *base )
1218 static const char fakedll_signature[] = "Wine placeholder DLL";
1219 const IMAGE_DOS_HEADER *dos = base;
1221 if (dos->e_lfanew >= sizeof(*dos) + sizeof(fakedll_signature) &&
1222 !memcmp( dos + 1, fakedll_signature, sizeof(fakedll_signature) )) return TRUE;
1227 /***********************************************************************
1228 * get_builtin_fullname
1230 * Build the full pathname for a builtin dll.
1232 static WCHAR *get_builtin_fullname( const WCHAR *path, const char *filename )
1234 static const WCHAR soW[] = {'.','s','o',0};
1235 WCHAR *p, *fullname;
1236 size_t i, len = strlen(filename);
1238 /* check if path can correspond to the dll we have */
1239 if (path && (p = strrchrW( path, '\\' )))
1242 for (i = 0; i < len; i++)
1243 if (tolowerW(p[i]) != tolowerW( (WCHAR)filename[i]) ) break;
1244 if (i == len && (!p[len] || !strcmpiW( p + len, soW )))
1246 /* the filename matches, use path as the full path */
1248 if ((fullname = RtlAllocateHeap( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) )))
1250 memcpy( fullname, path, len * sizeof(WCHAR) );
1257 if ((fullname = RtlAllocateHeap( GetProcessHeap(), 0,
1258 system_dir.MaximumLength + (len + 1) * sizeof(WCHAR) )))
1260 memcpy( fullname, system_dir.Buffer, system_dir.Length );
1261 p = fullname + system_dir.Length / sizeof(WCHAR);
1262 if (p > fullname && p[-1] != '\\') *p++ = '\\';
1263 ascii_to_unicode( p, filename, len + 1 );
1269 /***********************************************************************
1270 * load_builtin_callback
1272 * Load a library in memory; callback function for wine_dll_register
1274 static void load_builtin_callback( void *module, const char *filename )
1276 static const WCHAR emptyW[1];
1278 IMAGE_NT_HEADERS *nt;
1281 const WCHAR *load_path;
1286 ERR("could not map image for %s\n", filename ? filename : "main exe" );
1289 if (!(nt = RtlImageNtHeader( module )))
1291 ERR( "bad module for %s\n", filename ? filename : "main exe" );
1292 builtin_load_info->status = STATUS_INVALID_IMAGE_FORMAT;
1296 size = nt->OptionalHeader.SizeOfImage;
1297 NtAllocateVirtualMemory( NtCurrentProcess(), &addr, 0, &size,
1298 MEM_SYSTEM | MEM_IMAGE, PAGE_EXECUTE_WRITECOPY );
1299 /* create the MODREF */
1301 if (!(fullname = get_builtin_fullname( builtin_load_info->filename, filename )))
1303 ERR( "can't load %s\n", filename );
1304 builtin_load_info->status = STATUS_NO_MEMORY;
1308 wm = alloc_module( module, fullname );
1309 RtlFreeHeap( GetProcessHeap(), 0, fullname );
1312 ERR( "can't load %s\n", filename );
1313 builtin_load_info->status = STATUS_NO_MEMORY;
1316 wm->ldr.Flags |= LDR_WINE_INTERNAL;
1318 if (!(nt->FileHeader.Characteristics & IMAGE_FILE_DLL) &&
1319 !NtCurrentTeb()->Peb->ImageBaseAddress) /* if we already have an executable, ignore this one */
1321 NtCurrentTeb()->Peb->ImageBaseAddress = module;
1327 load_path = builtin_load_info->load_path;
1328 if (!load_path) load_path = NtCurrentTeb()->Peb->ProcessParameters->DllPath.Buffer;
1329 if (!load_path) load_path = emptyW;
1330 if (fixup_imports( wm, load_path ) != STATUS_SUCCESS)
1332 /* the module has only be inserted in the load & memory order lists */
1333 RemoveEntryList(&wm->ldr.InLoadOrderModuleList);
1334 RemoveEntryList(&wm->ldr.InMemoryOrderModuleList);
1335 /* FIXME: free the modref */
1336 builtin_load_info->status = STATUS_DLL_NOT_FOUND;
1341 builtin_load_info->wm = wm;
1342 TRACE( "loaded %s %p %p\n", filename, wm, module );
1344 /* send the DLL load event */
1346 SERVER_START_REQ( load_dll )
1350 req->size = nt->OptionalHeader.SizeOfImage;
1351 req->dbg_offset = nt->FileHeader.PointerToSymbolTable;
1352 req->dbg_size = nt->FileHeader.NumberOfSymbols;
1353 req->name = &wm->ldr.FullDllName.Buffer;
1354 wine_server_add_data( req, wm->ldr.FullDllName.Buffer, wm->ldr.FullDllName.Length );
1355 wine_server_call( req );
1359 /* setup relay debugging entry points */
1360 if (TRACE_ON(relay)) RELAY_SetupDLL( module );
1364 /******************************************************************************
1365 * load_native_dll (internal)
1367 static NTSTATUS load_native_dll( LPCWSTR load_path, LPCWSTR name, HANDLE file,
1368 DWORD flags, WINE_MODREF** pwm )
1372 OBJECT_ATTRIBUTES attr;
1374 IMAGE_NT_HEADERS *nt;
1379 TRACE("Trying native dll %s\n", debugstr_w(name));
1381 attr.Length = sizeof(attr);
1382 attr.RootDirectory = 0;
1383 attr.ObjectName = NULL;
1384 attr.Attributes = 0;
1385 attr.SecurityDescriptor = NULL;
1386 attr.SecurityQualityOfService = NULL;
1389 status = NtCreateSection( &mapping, STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ,
1390 &attr, &size, 0, SEC_IMAGE, file );
1391 if (status != STATUS_SUCCESS) return status;
1394 status = NtMapViewOfSection( mapping, NtCurrentProcess(),
1395 &module, 0, 0, &size, &len, ViewShare, 0, PAGE_READONLY );
1397 if (status != STATUS_SUCCESS) return status;
1399 if (is_fake_dll( module ))
1401 TRACE( "%s is a fake dll, not loading it\n", debugstr_w(name) );
1402 NtUnmapViewOfSection( NtCurrentProcess(), module );
1403 return STATUS_DLL_NOT_FOUND;
1406 /* create the MODREF */
1408 if (!(wm = alloc_module( module, name ))) return STATUS_NO_MEMORY;
1412 if (!(flags & DONT_RESOLVE_DLL_REFERENCES))
1414 if ((status = fixup_imports( wm, load_path )) != STATUS_SUCCESS)
1416 /* the module has only be inserted in the load & memory order lists */
1417 RemoveEntryList(&wm->ldr.InLoadOrderModuleList);
1418 RemoveEntryList(&wm->ldr.InMemoryOrderModuleList);
1420 /* FIXME: there are several more dangling references
1421 * left. Including dlls loaded by this dll before the
1422 * failed one. Unrolling is rather difficult with the
1423 * current structure and we can leave them lying
1424 * around with no problems, so we don't care.
1425 * As these might reference our wm, we don't free it.
1431 /* send DLL load event */
1433 nt = RtlImageNtHeader( module );
1435 /* don't keep the file open if the mapping is from removable media */
1436 if (!VIRTUAL_HasMapping( module )) file = 0;
1438 SERVER_START_REQ( load_dll )
1442 req->size = nt->OptionalHeader.SizeOfImage;
1443 req->dbg_offset = nt->FileHeader.PointerToSymbolTable;
1444 req->dbg_size = nt->FileHeader.NumberOfSymbols;
1445 req->name = &wm->ldr.FullDllName.Buffer;
1446 wine_server_add_data( req, wm->ldr.FullDllName.Buffer, wm->ldr.FullDllName.Length );
1447 wine_server_call( req );
1451 if (TRACE_ON(snoop)) SNOOP_SetupDLL( module );
1453 TRACE_(loaddll)( " Loaded module %s : native\n", debugstr_w(wm->ldr.FullDllName.Buffer) );
1455 wm->ldr.LoadCount = 1;
1457 return STATUS_SUCCESS;
1461 /***********************************************************************
1464 static NTSTATUS load_builtin_dll( LPCWSTR load_path, LPCWSTR path, HANDLE file,
1465 DWORD flags, WINE_MODREF** pwm )
1467 char error[256], dllname[MAX_PATH];
1468 const WCHAR *name, *p;
1470 void *handle = NULL;
1471 struct builtin_load_info info, *prev_info;
1473 /* Fix the name in case we have a full path and extension */
1475 if ((p = strrchrW( name, '\\' ))) name = p + 1;
1476 if ((p = strrchrW( name, '/' ))) name = p + 1;
1478 /* load_library will modify info.status. Note also that load_library can be
1479 * called several times, if the .so file we're loading has dependencies.
1480 * info.status will gather all the errors we may get while loading all these
1483 info.load_path = load_path;
1484 info.filename = NULL;
1485 info.status = STATUS_SUCCESS;
1488 if (file) /* we have a real file, try to load it */
1490 UNICODE_STRING nt_name;
1491 ANSI_STRING unix_name;
1493 TRACE("Trying built-in %s\n", debugstr_w(path));
1495 if (!RtlDosPathNameToNtPathName_U( path, &nt_name, NULL, NULL ))
1496 return STATUS_DLL_NOT_FOUND;
1498 if (wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN, FALSE ))
1500 RtlFreeUnicodeString( &nt_name );
1501 return STATUS_DLL_NOT_FOUND;
1503 prev_info = builtin_load_info;
1504 info.filename = nt_name.Buffer + 4; /* skip \??\ */
1505 builtin_load_info = &info;
1506 handle = wine_dlopen( unix_name.Buffer, RTLD_NOW, error, sizeof(error) );
1507 builtin_load_info = prev_info;
1508 RtlFreeUnicodeString( &nt_name );
1509 RtlFreeHeap( GetProcessHeap(), 0, unix_name.Buffer );
1512 WARN( "failed to load .so lib for builtin %s: %s\n", debugstr_w(path), error );
1513 return STATUS_INVALID_IMAGE_FORMAT;
1520 TRACE("Trying built-in %s\n", debugstr_w(name));
1522 /* we don't want to depend on the current codepage here */
1523 len = strlenW( name ) + 1;
1524 if (len >= sizeof(dllname)) return STATUS_NAME_TOO_LONG;
1525 for (i = 0; i < len; i++)
1527 if (name[i] > 127) return STATUS_DLL_NOT_FOUND;
1528 dllname[i] = (char)name[i];
1529 if (dllname[i] >= 'A' && dllname[i] <= 'Z') dllname[i] += 'a' - 'A';
1532 prev_info = builtin_load_info;
1533 builtin_load_info = &info;
1534 handle = wine_dll_load( dllname, error, sizeof(error), &file_exists );
1535 builtin_load_info = prev_info;
1540 /* The file does not exist -> WARN() */
1541 WARN("cannot open .so lib for builtin %s: %s\n", debugstr_w(name), error);
1542 return STATUS_DLL_NOT_FOUND;
1544 /* ERR() for all other errors (missing functions, ...) */
1545 ERR("failed to load .so lib for builtin %s: %s\n", debugstr_w(name), error );
1546 return STATUS_PROCEDURE_NOT_FOUND;
1550 if (info.status != STATUS_SUCCESS) return info.status;
1554 PLIST_ENTRY mark, entry;
1556 /* The constructor wasn't called, this means the .so is already
1557 * loaded under a different name. Try to find the wm for it. */
1559 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
1560 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
1562 LDR_MODULE *mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
1563 if (mod->Flags & LDR_WINE_INTERNAL && mod->SectionHandle == handle)
1565 info.wm = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
1566 TRACE( "Found already loaded module %s for builtin %s\n",
1567 debugstr_w(info.wm->ldr.FullDllName.Buffer), debugstr_w(path) );
1571 if (!info.wm) return STATUS_INVALID_IMAGE_FORMAT;
1572 if (info.wm->ldr.LoadCount != -1) info.wm->ldr.LoadCount++;
1576 TRACE_(loaddll)( "Loaded module %s : builtin\n", debugstr_w(info.wm->ldr.FullDllName.Buffer) );
1577 info.wm->ldr.LoadCount = 1;
1578 info.wm->ldr.SectionHandle = handle;
1582 return STATUS_SUCCESS;
1586 /***********************************************************************
1589 * Find the file (or already loaded module) for a given dll name.
1591 static NTSTATUS find_dll_file( const WCHAR *load_path, const WCHAR *libname,
1592 WCHAR *filename, ULONG *size, WINE_MODREF **pwm, HANDLE *handle )
1594 OBJECT_ATTRIBUTES attr;
1596 UNICODE_STRING nt_name;
1597 WCHAR *file_part, *ext, *dllname;
1600 /* first append .dll if needed */
1603 if (!(ext = strrchrW( libname, '.')) || strchrW( ext, '/' ) || strchrW( ext, '\\'))
1605 if (!(dllname = RtlAllocateHeap( GetProcessHeap(), 0,
1606 (strlenW(libname) * sizeof(WCHAR)) + sizeof(dllW) )))
1607 return STATUS_NO_MEMORY;
1608 strcpyW( dllname, libname );
1609 strcatW( dllname, dllW );
1613 nt_name.Buffer = NULL;
1615 if (!contains_path( libname ))
1617 if ((*pwm = find_basename_module( libname )) != NULL) goto found;
1620 if (RtlDetermineDosPathNameType_U( libname ) == RELATIVE_PATH)
1622 /* we need to search for it */
1623 len = RtlDosSearchPath_U( load_path, libname, NULL, *size, filename, &file_part );
1626 if (len >= *size) goto overflow;
1627 if ((*pwm = find_fullname_module( filename )) != NULL) goto found;
1629 if (!RtlDosPathNameToNtPathName_U( filename, &nt_name, NULL, NULL ))
1631 RtlFreeHeap( GetProcessHeap(), 0, dllname );
1632 return STATUS_NO_MEMORY;
1634 attr.Length = sizeof(attr);
1635 attr.RootDirectory = 0;
1636 attr.Attributes = OBJ_CASE_INSENSITIVE;
1637 attr.ObjectName = &nt_name;
1638 attr.SecurityDescriptor = NULL;
1639 attr.SecurityQualityOfService = NULL;
1640 if (NtOpenFile( handle, GENERIC_READ, &attr, &io, FILE_SHARE_READ|FILE_SHARE_DELETE, 0 )) *handle = 0;
1646 if (!contains_path( libname ))
1648 /* if libname doesn't contain a path at all, we simply return the name as is,
1649 * to be loaded as builtin */
1650 len = strlenW(libname) * sizeof(WCHAR);
1651 if (len >= *size) goto overflow;
1652 strcpyW( filename, libname );
1657 /* absolute path name, or relative path name but not found above */
1659 if (!RtlDosPathNameToNtPathName_U( libname, &nt_name, &file_part, NULL ))
1661 RtlFreeHeap( GetProcessHeap(), 0, dllname );
1662 return STATUS_NO_MEMORY;
1664 len = nt_name.Length - 4*sizeof(WCHAR); /* for \??\ prefix */
1665 if (len >= *size) goto overflow;
1666 memcpy( filename, nt_name.Buffer + 4, len + sizeof(WCHAR) );
1667 if (!(*pwm = find_fullname_module( filename )))
1669 attr.Length = sizeof(attr);
1670 attr.RootDirectory = 0;
1671 attr.Attributes = OBJ_CASE_INSENSITIVE;
1672 attr.ObjectName = &nt_name;
1673 attr.SecurityDescriptor = NULL;
1674 attr.SecurityQualityOfService = NULL;
1675 if (NtOpenFile( handle, GENERIC_READ, &attr, &io, FILE_SHARE_READ|FILE_SHARE_DELETE, 0 )) *handle = 0;
1678 RtlFreeUnicodeString( &nt_name );
1679 RtlFreeHeap( GetProcessHeap(), 0, dllname );
1680 return STATUS_SUCCESS;
1683 RtlFreeUnicodeString( &nt_name );
1684 RtlFreeHeap( GetProcessHeap(), 0, dllname );
1685 *size = len + sizeof(WCHAR);
1686 return STATUS_BUFFER_TOO_SMALL;
1690 /***********************************************************************
1691 * load_dll (internal)
1693 * Load a PE style module according to the load order.
1694 * The loader_section must be locked while calling this function.
1696 static NTSTATUS load_dll( LPCWSTR load_path, LPCWSTR libname, DWORD flags, WINE_MODREF** pwm )
1698 enum loadorder loadorder;
1702 WINE_MODREF *main_exe;
1706 TRACE( "looking for %s in %s\n", debugstr_w(libname), debugstr_w(load_path) );
1709 size = sizeof(buffer);
1712 nts = find_dll_file( load_path, libname, filename, &size, pwm, &handle );
1713 if (nts == STATUS_SUCCESS) break;
1714 if (filename != buffer) RtlFreeHeap( GetProcessHeap(), 0, filename );
1715 if (nts != STATUS_BUFFER_TOO_SMALL) return nts;
1716 /* grow the buffer and retry */
1717 if (!(filename = RtlAllocateHeap( GetProcessHeap(), 0, size ))) return STATUS_NO_MEMORY;
1720 if (*pwm) /* found already loaded module */
1722 if ((*pwm)->ldr.LoadCount != -1) (*pwm)->ldr.LoadCount++;
1724 if (!(flags & DONT_RESOLVE_DLL_REFERENCES)) fixup_imports( *pwm, load_path );
1726 TRACE("Found loaded module %s for %s at %p, count=%d\n",
1727 debugstr_w((*pwm)->ldr.FullDllName.Buffer), debugstr_w(libname),
1728 (*pwm)->ldr.BaseAddress, (*pwm)->ldr.LoadCount);
1729 if (filename != buffer) RtlFreeHeap( GetProcessHeap(), 0, filename );
1730 return STATUS_SUCCESS;
1733 main_exe = get_modref( NtCurrentTeb()->Peb->ImageBaseAddress );
1734 loadorder = get_load_order( main_exe ? main_exe->ldr.BaseDllName.Buffer : NULL, filename );
1739 nts = STATUS_NO_MEMORY;
1742 nts = STATUS_DLL_NOT_FOUND;
1745 case LO_NATIVE_BUILTIN:
1746 if (!handle) nts = STATUS_DLL_NOT_FOUND;
1749 nts = load_native_dll( load_path, filename, handle, flags, pwm );
1750 if (nts == STATUS_INVALID_FILE_FOR_SECTION)
1751 /* not in PE format, maybe it's a builtin */
1752 nts = load_builtin_dll( load_path, filename, handle, flags, pwm );
1754 if (nts == STATUS_DLL_NOT_FOUND && loadorder == LO_NATIVE_BUILTIN)
1755 nts = load_builtin_dll( load_path, filename, 0, flags, pwm );
1758 case LO_BUILTIN_NATIVE:
1759 case LO_DEFAULT: /* default is builtin,native */
1760 nts = load_builtin_dll( load_path, filename, handle, flags, pwm );
1761 if (!handle) break; /* nothing else we can try */
1762 /* file is not a builtin library, try without using the specified file */
1763 if (nts != STATUS_SUCCESS)
1764 nts = load_builtin_dll( load_path, filename, 0, flags, pwm );
1765 if (nts == STATUS_SUCCESS && loadorder == LO_DEFAULT &&
1766 !MODULE_InitDLL( *pwm, DLL_WINE_PREATTACH, NULL ))
1768 /* stub-only dll, try native */
1769 TRACE( "%s pre-attach returned FALSE, preferring native\n", debugstr_w(filename) );
1770 LdrUnloadDll( (*pwm)->ldr.BaseAddress );
1771 nts = STATUS_DLL_NOT_FOUND;
1773 if (nts == STATUS_DLL_NOT_FOUND && loadorder != LO_BUILTIN)
1774 nts = load_native_dll( load_path, filename, handle, flags, pwm );
1778 if (nts == STATUS_SUCCESS)
1780 /* Initialize DLL just loaded */
1781 TRACE("Loaded module %s (%s) at %p\n", debugstr_w(filename),
1782 ((*pwm)->ldr.Flags & LDR_WINE_INTERNAL) ? "builtin" : "native",
1783 (*pwm)->ldr.BaseAddress);
1784 if (handle) NtClose( handle );
1785 if (filename != buffer) RtlFreeHeap( GetProcessHeap(), 0, filename );
1789 WARN("Failed to load module %s; status=%x\n", debugstr_w(libname), nts);
1790 if (handle) NtClose( handle );
1791 if (filename != buffer) RtlFreeHeap( GetProcessHeap(), 0, filename );
1795 /******************************************************************
1796 * LdrLoadDll (NTDLL.@)
1798 NTSTATUS WINAPI LdrLoadDll(LPCWSTR path_name, DWORD flags,
1799 const UNICODE_STRING *libname, HMODULE* hModule)
1804 RtlEnterCriticalSection( &loader_section );
1806 if (!path_name) path_name = NtCurrentTeb()->Peb->ProcessParameters->DllPath.Buffer;
1807 nts = load_dll( path_name, libname->Buffer, flags, &wm );
1809 if (nts == STATUS_SUCCESS && !(wm->ldr.Flags & LDR_DONT_RESOLVE_REFS))
1811 nts = process_attach( wm, NULL );
1812 if (nts != STATUS_SUCCESS)
1814 LdrUnloadDll(wm->ldr.BaseAddress);
1818 *hModule = (wm) ? wm->ldr.BaseAddress : NULL;
1820 RtlLeaveCriticalSection( &loader_section );
1824 /******************************************************************
1825 * LdrQueryProcessModuleInformation
1828 NTSTATUS WINAPI LdrQueryProcessModuleInformation(PSYSTEM_MODULE_INFORMATION smi,
1829 ULONG buf_size, ULONG* req_size)
1831 SYSTEM_MODULE* sm = &smi->Modules[0];
1832 ULONG size = sizeof(ULONG);
1833 NTSTATUS nts = STATUS_SUCCESS;
1836 PLIST_ENTRY mark, entry;
1839 smi->ModulesCount = 0;
1841 RtlEnterCriticalSection( &loader_section );
1842 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
1843 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
1845 mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
1846 size += sizeof(*sm);
1847 if (size <= buf_size)
1849 sm->Reserved1 = 0; /* FIXME */
1850 sm->Reserved2 = 0; /* FIXME */
1851 sm->ImageBaseAddress = mod->BaseAddress;
1852 sm->ImageSize = mod->SizeOfImage;
1853 sm->Flags = mod->Flags;
1854 sm->Id = 0; /* FIXME */
1855 sm->Rank = 0; /* FIXME */
1856 sm->Unknown = 0; /* FIXME */
1858 str.MaximumLength = MAXIMUM_FILENAME_LENGTH;
1859 str.Buffer = (char*)sm->Name;
1860 RtlUnicodeStringToAnsiString(&str, &mod->FullDllName, FALSE);
1861 ptr = strrchr(str.Buffer, '\\');
1862 sm->NameOffset = (ptr != NULL) ? (ptr - str.Buffer + 1) : 0;
1864 smi->ModulesCount++;
1867 else nts = STATUS_INFO_LENGTH_MISMATCH;
1869 RtlLeaveCriticalSection( &loader_section );
1871 if (req_size) *req_size = size;
1877 /******************************************************************
1878 * RtlDllShutdownInProgress (NTDLL.@)
1880 BOOLEAN WINAPI RtlDllShutdownInProgress(void)
1882 return process_detaching;
1886 /******************************************************************
1887 * LdrShutdownProcess (NTDLL.@)
1890 void WINAPI LdrShutdownProcess(void)
1893 process_detach( TRUE, (LPVOID)1 );
1896 /******************************************************************
1897 * LdrShutdownThread (NTDLL.@)
1900 void WINAPI LdrShutdownThread(void)
1902 PLIST_ENTRY mark, entry;
1907 /* don't do any detach calls if process is exiting */
1908 if (process_detaching) return;
1909 /* FIXME: there is still a race here */
1911 RtlEnterCriticalSection( &loader_section );
1913 mark = &NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList;
1914 for (entry = mark->Blink; entry != mark; entry = entry->Blink)
1916 mod = CONTAINING_RECORD(entry, LDR_MODULE,
1917 InInitializationOrderModuleList);
1918 if ( !(mod->Flags & LDR_PROCESS_ATTACHED) )
1920 if ( mod->Flags & LDR_NO_DLL_CALLS )
1923 MODULE_InitDLL( CONTAINING_RECORD(mod, WINE_MODREF, ldr),
1924 DLL_THREAD_DETACH, NULL );
1927 RtlLeaveCriticalSection( &loader_section );
1928 RtlFreeHeap( GetProcessHeap(), 0, NtCurrentTeb()->ThreadLocalStoragePointer );
1932 /***********************************************************************
1936 static void free_modref( WINE_MODREF *wm )
1938 RemoveEntryList(&wm->ldr.InLoadOrderModuleList);
1939 RemoveEntryList(&wm->ldr.InMemoryOrderModuleList);
1940 if (wm->ldr.InInitializationOrderModuleList.Flink)
1941 RemoveEntryList(&wm->ldr.InInitializationOrderModuleList);
1943 TRACE(" unloading %s\n", debugstr_w(wm->ldr.FullDllName.Buffer));
1944 if (!TRACE_ON(module))
1945 TRACE_(loaddll)("Unloaded module %s : %s\n",
1946 debugstr_w(wm->ldr.FullDllName.Buffer),
1947 (wm->ldr.Flags & LDR_WINE_INTERNAL) ? "builtin" : "native" );
1949 SERVER_START_REQ( unload_dll )
1951 req->base = wm->ldr.BaseAddress;
1952 wine_server_call( req );
1956 NtUnmapViewOfSection( NtCurrentProcess(), wm->ldr.BaseAddress );
1957 if (wm->ldr.Flags & LDR_WINE_INTERNAL) wine_dll_unload( wm->ldr.SectionHandle );
1958 if (cached_modref == wm) cached_modref = NULL;
1959 RtlFreeUnicodeString( &wm->ldr.FullDllName );
1960 RtlFreeHeap( GetProcessHeap(), 0, wm->deps );
1961 RtlFreeHeap( GetProcessHeap(), 0, wm );
1964 /***********************************************************************
1965 * MODULE_FlushModrefs
1967 * Remove all unused modrefs and call the internal unloading routines
1968 * for the library type.
1970 * The loader_section must be locked while calling this function.
1972 static void MODULE_FlushModrefs(void)
1974 PLIST_ENTRY mark, entry, prev;
1978 mark = &NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList;
1979 for (entry = mark->Blink; entry != mark; entry = prev)
1981 mod = CONTAINING_RECORD(entry, LDR_MODULE, InInitializationOrderModuleList);
1982 wm = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
1983 prev = entry->Blink;
1984 if (!mod->LoadCount) free_modref( wm );
1987 /* check load order list too for modules that haven't been initialized yet */
1988 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
1989 for (entry = mark->Blink; entry != mark; entry = prev)
1991 mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
1992 wm = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
1993 prev = entry->Blink;
1994 if (!mod->LoadCount) free_modref( wm );
1998 /***********************************************************************
1999 * MODULE_DecRefCount
2001 * The loader_section must be locked while calling this function.
2003 static void MODULE_DecRefCount( WINE_MODREF *wm )
2007 if ( wm->ldr.Flags & LDR_UNLOAD_IN_PROGRESS )
2010 if ( wm->ldr.LoadCount <= 0 )
2013 --wm->ldr.LoadCount;
2014 TRACE("(%s) ldr.LoadCount: %d\n", debugstr_w(wm->ldr.BaseDllName.Buffer), wm->ldr.LoadCount );
2016 if ( wm->ldr.LoadCount == 0 )
2018 wm->ldr.Flags |= LDR_UNLOAD_IN_PROGRESS;
2020 for ( i = 0; i < wm->nDeps; i++ )
2022 MODULE_DecRefCount( wm->deps[i] );
2024 wm->ldr.Flags &= ~LDR_UNLOAD_IN_PROGRESS;
2028 /******************************************************************
2029 * LdrUnloadDll (NTDLL.@)
2033 NTSTATUS WINAPI LdrUnloadDll( HMODULE hModule )
2035 NTSTATUS retv = STATUS_SUCCESS;
2037 TRACE("(%p)\n", hModule);
2039 RtlEnterCriticalSection( &loader_section );
2041 /* if we're stopping the whole process (and forcing the removal of all
2042 * DLLs) the library will be freed anyway
2044 if (!process_detaching)
2049 if ((wm = get_modref( hModule )) != NULL)
2051 TRACE("(%s) - START\n", debugstr_w(wm->ldr.BaseDllName.Buffer));
2053 /* Recursively decrement reference counts */
2054 MODULE_DecRefCount( wm );
2056 /* Call process detach notifications */
2057 if ( free_lib_count <= 1 )
2059 process_detach( FALSE, NULL );
2060 MODULE_FlushModrefs();
2066 retv = STATUS_DLL_NOT_FOUND;
2071 RtlLeaveCriticalSection( &loader_section );
2076 /***********************************************************************
2077 * RtlImageNtHeader (NTDLL.@)
2079 PIMAGE_NT_HEADERS WINAPI RtlImageNtHeader(HMODULE hModule)
2081 IMAGE_NT_HEADERS *ret;
2085 IMAGE_DOS_HEADER *dos = (IMAGE_DOS_HEADER *)hModule;
2088 if (dos->e_magic == IMAGE_DOS_SIGNATURE)
2090 ret = (IMAGE_NT_HEADERS *)((char *)dos + dos->e_lfanew);
2091 if (ret->Signature != IMAGE_NT_SIGNATURE) ret = NULL;
2103 /******************************************************************
2104 * LdrInitializeThunk (NTDLL.@)
2107 void WINAPI LdrInitializeThunk( ULONG unknown1, ULONG unknown2, ULONG unknown3, ULONG unknown4 )
2112 PEB *peb = NtCurrentTeb()->Peb;
2113 IMAGE_NT_HEADERS *nt = RtlImageNtHeader( peb->ImageBaseAddress );
2115 if (main_exe_file) NtClose( main_exe_file ); /* at this point the main module is created */
2117 /* allocate the modref for the main exe (if not already done) */
2118 wm = get_modref( peb->ImageBaseAddress );
2120 if (wm->ldr.Flags & LDR_IMAGE_IS_DLL)
2122 ERR("%s is a dll, not an executable\n", debugstr_w(wm->ldr.FullDllName.Buffer) );
2125 wm->ldr.LoadCount = -1; /* can't unload main exe */
2127 peb->ProcessParameters->ImagePathName = wm->ldr.FullDllName;
2128 version_init( wm->ldr.FullDllName.Buffer );
2130 /* the main exe needs to be the first in the load order list */
2131 RemoveEntryList( &wm->ldr.InLoadOrderModuleList );
2132 InsertHeadList( &peb->LdrData->InLoadOrderModuleList, &wm->ldr.InLoadOrderModuleList );
2134 /* Install signal handlers; this cannot be done before, since we cannot
2135 * send exceptions to the debugger before the create process event that
2136 * is sent by REQ_INIT_PROCESS_DONE.
2137 * We do need the handlers in place by the time the request is over, so
2138 * we set them up here. If we segfault between here and the server call
2139 * something is very wrong... */
2140 if (!SIGNAL_Init()) exit(1);
2142 /* Signal the parent process to continue */
2143 SERVER_START_REQ( init_process_done )
2145 req->module = peb->ImageBaseAddress;
2146 req->entry = (char *)peb->ImageBaseAddress + nt->OptionalHeader.AddressOfEntryPoint;
2147 req->gui = (nt->OptionalHeader.Subsystem != IMAGE_SUBSYSTEM_WINDOWS_CUI);
2148 status = wine_server_call( req );
2152 if (status != STATUS_SUCCESS) goto error;
2154 RtlEnterCriticalSection( &loader_section );
2156 load_path = NtCurrentTeb()->Peb->ProcessParameters->DllPath.Buffer;
2157 if ((status = fixup_imports( wm, load_path )) != STATUS_SUCCESS) goto error;
2158 if ((status = alloc_process_tls()) != STATUS_SUCCESS) goto error;
2159 if ((status = alloc_thread_tls()) != STATUS_SUCCESS) goto error;
2160 if ((status = process_attach( wm, (LPVOID)1 )) != STATUS_SUCCESS)
2162 if (last_failed_modref)
2163 ERR( "%s failed to initialize, aborting\n", debugstr_w(last_failed_modref->ldr.BaseDllName.Buffer) + 1 );
2166 attach_implicitly_loaded_dlls( (LPVOID)1 );
2168 RtlLeaveCriticalSection( &loader_section );
2170 if (nt->FileHeader.Characteristics & IMAGE_FILE_LARGE_ADDRESS_AWARE) VIRTUAL_UseLargeAddressSpace();
2174 ERR( "Main exe initialization for %s failed, status %x\n",
2175 debugstr_w(peb->ProcessParameters->ImagePathName.Buffer), status );
2180 /***********************************************************************
2181 * RtlImageDirectoryEntryToData (NTDLL.@)
2183 PVOID WINAPI RtlImageDirectoryEntryToData( HMODULE module, BOOL image, WORD dir, ULONG *size )
2185 const IMAGE_NT_HEADERS *nt;
2188 if ((ULONG_PTR)module & 1) /* mapped as data file */
2190 module = (HMODULE)((ULONG_PTR)module & ~1);
2193 if (!(nt = RtlImageNtHeader( module ))) return NULL;
2194 if (dir >= nt->OptionalHeader.NumberOfRvaAndSizes) return NULL;
2195 if (!(addr = nt->OptionalHeader.DataDirectory[dir].VirtualAddress)) return NULL;
2196 *size = nt->OptionalHeader.DataDirectory[dir].Size;
2197 if (image || addr < nt->OptionalHeader.SizeOfHeaders) return (char *)module + addr;
2199 /* not mapped as image, need to find the section containing the virtual address */
2200 return RtlImageRvaToVa( nt, module, addr, NULL );
2204 /***********************************************************************
2205 * RtlImageRvaToSection (NTDLL.@)
2207 PIMAGE_SECTION_HEADER WINAPI RtlImageRvaToSection( const IMAGE_NT_HEADERS *nt,
2208 HMODULE module, DWORD rva )
2211 const IMAGE_SECTION_HEADER *sec;
2213 sec = (const IMAGE_SECTION_HEADER*)((const char*)&nt->OptionalHeader +
2214 nt->FileHeader.SizeOfOptionalHeader);
2215 for (i = 0; i < nt->FileHeader.NumberOfSections; i++, sec++)
2217 if ((sec->VirtualAddress <= rva) && (sec->VirtualAddress + sec->SizeOfRawData > rva))
2218 return (PIMAGE_SECTION_HEADER)sec;
2224 /***********************************************************************
2225 * RtlImageRvaToVa (NTDLL.@)
2227 PVOID WINAPI RtlImageRvaToVa( const IMAGE_NT_HEADERS *nt, HMODULE module,
2228 DWORD rva, IMAGE_SECTION_HEADER **section )
2230 IMAGE_SECTION_HEADER *sec;
2232 if (section && *section) /* try this section first */
2235 if ((sec->VirtualAddress <= rva) && (sec->VirtualAddress + sec->SizeOfRawData > rva))
2238 if (!(sec = RtlImageRvaToSection( nt, module, rva ))) return NULL;
2240 if (section) *section = sec;
2241 return (char *)module + sec->PointerToRawData + (rva - sec->VirtualAddress);
2245 /***********************************************************************
2246 * RtlPcToFileHeader (NTDLL.@)
2248 PVOID WINAPI RtlPcToFileHeader( PVOID pc, PVOID *address )
2253 RtlEnterCriticalSection( &loader_section );
2254 if (!LdrFindEntryForAddress( pc, &module )) ret = module->BaseAddress;
2255 RtlLeaveCriticalSection( &loader_section );
2261 /***********************************************************************
2262 * NtLoadDriver (NTDLL.@)
2263 * ZwLoadDriver (NTDLL.@)
2265 NTSTATUS WINAPI NtLoadDriver( const UNICODE_STRING *DriverServiceName )
2267 FIXME("(%p), stub!\n",DriverServiceName);
2268 return STATUS_NOT_IMPLEMENTED;
2272 /***********************************************************************
2273 * NtUnloadDriver (NTDLL.@)
2274 * ZwUnloadDriver (NTDLL.@)
2276 NTSTATUS WINAPI NtUnloadDriver( const UNICODE_STRING *DriverServiceName )
2278 FIXME("(%p), stub!\n",DriverServiceName);
2279 return STATUS_NOT_IMPLEMENTED;
2283 /******************************************************************
2286 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
2288 if (reason == DLL_PROCESS_ATTACH) LdrDisableThreadCalloutsForDll( inst );
2293 /******************************************************************
2294 * __wine_init_windows_dir (NTDLL.@)
2296 * Windows and system dir initialization once kernel32 has been loaded.
2298 void __wine_init_windows_dir( const WCHAR *windir, const WCHAR *sysdir )
2300 PLIST_ENTRY mark, entry;
2303 RtlCreateUnicodeString( &system_dir, sysdir );
2305 /* prepend the system dir to the name of the already created modules */
2306 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
2307 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
2309 LDR_MODULE *mod = CONTAINING_RECORD( entry, LDR_MODULE, InLoadOrderModuleList );
2311 assert( mod->Flags & LDR_WINE_INTERNAL );
2313 buffer = RtlAllocateHeap( GetProcessHeap(), 0,
2314 system_dir.Length + mod->FullDllName.Length + 2*sizeof(WCHAR) );
2315 if (!buffer) continue;
2316 strcpyW( buffer, system_dir.Buffer );
2317 p = buffer + strlenW( buffer );
2318 if (p > buffer && p[-1] != '\\') *p++ = '\\';
2319 strcpyW( p, mod->FullDllName.Buffer );
2320 RtlInitUnicodeString( &mod->FullDllName, buffer );
2321 RtlInitUnicodeString( &mod->BaseDllName, p );
2326 /***********************************************************************
2327 * __wine_process_init
2329 void __wine_process_init(void)
2331 static const WCHAR kernel32W[] = {'k','e','r','n','e','l','3','2','.','d','l','l',0};
2335 ANSI_STRING func_name;
2336 void (* DECLSPEC_NORETURN init_func)(void);
2337 extern mode_t FILE_umask;
2339 main_exe_file = thread_init();
2341 /* retrieve current umask */
2342 FILE_umask = umask(0777);
2343 umask( FILE_umask );
2345 /* setup the load callback and create ntdll modref */
2346 wine_dll_set_callback( load_builtin_callback );
2348 if ((status = load_builtin_dll( NULL, kernel32W, 0, 0, &wm )) != STATUS_SUCCESS)
2350 MESSAGE( "wine: could not load kernel32.dll, status %x\n", status );
2353 RtlInitAnsiString( &func_name, "__wine_kernel_init" );
2354 if ((status = LdrGetProcedureAddress( wm->ldr.BaseAddress, &func_name,
2355 0, (void **)&init_func )) != STATUS_SUCCESS)
2357 MESSAGE( "wine: could not find __wine_kernel_init in kernel32.dll, status %x\n", status );