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mshtml: Store event target as EventTarget in HTMLEventObj.
[wine.git] / dlls / ntdll / thread.c
blob85ceb2bbeac281c4814c0c7c776ed7ef23497ab8
1 /*
2 * NT threads support
3 *
4 * Copyright 1996, 2003 Alexandre Julliard
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include "config.h"
22 #include "wine/port.h"
23
24 #include <assert.h>
25 #include <stdarg.h>
26 #include <sys/types.h>
27 #ifdef HAVE_SYS_MMAN_H
28 #include <sys/mman.h>
29 #endif
30 #ifdef HAVE_SYS_TIMES_H
31 #include <sys/times.h>
32 #endif
33 #ifdef HAVE_SYS_SYSCALL_H
34 #include <sys/syscall.h>
35 #endif
36
37 #define NONAMELESSUNION
38 #include "ntstatus.h"
39 #define WIN32_NO_STATUS
40 #include "winternl.h"
41 #include "wine/library.h"
42 #include "wine/server.h"
43 #include "wine/debug.h"
44 #include "ntdll_misc.h"
45 #include "ddk/wdm.h"
46 #include "wine/exception.h"
47
48 WINE_DEFAULT_DEBUG_CHANNEL(thread);
49 WINE_DECLARE_DEBUG_CHANNEL(relay);
50
51 struct _KUSER_SHARED_DATA *user_shared_data = NULL;
52
53 PUNHANDLED_EXCEPTION_FILTER unhandled_exception_filter = NULL;
54 LPTHREAD_START_ROUTINE kernel32_start_process = NULL;
55
56 /* info passed to a starting thread */
57 struct startup_info
58 {
59 TEB *teb;
60 PRTL_THREAD_START_ROUTINE entry_point;
61 void *entry_arg;
62 };
63
64 static PEB *peb;
65 static PEB_LDR_DATA ldr;
66 static RTL_USER_PROCESS_PARAMETERS params; /* default parameters if no parent */
67 static WCHAR current_dir[MAX_NT_PATH_LENGTH];
68 static RTL_BITMAP tls_bitmap;
69 static RTL_BITMAP tls_expansion_bitmap;
70 static RTL_BITMAP fls_bitmap;
71 static int nb_threads = 1;
72
73 static RTL_CRITICAL_SECTION peb_lock;
74 static RTL_CRITICAL_SECTION_DEBUG critsect_debug =
75 {
76 0, 0, &peb_lock,
77 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
78 0, 0, { (DWORD_PTR)(__FILE__ ": peb_lock") }
79 };
80 static RTL_CRITICAL_SECTION peb_lock = { &critsect_debug, -1, 0, 0, 0, 0 };
81
82 /***********************************************************************
83 * get_unicode_string
84 *
85 * Copy a unicode string from the startup info.
86 */
87 static inline void get_unicode_string( UNICODE_STRING *str, WCHAR **src, WCHAR **dst, UINT len )
88 {
89 str->Buffer = *dst;
90 str->Length = len;
91 str->MaximumLength = len + sizeof(WCHAR);
92 memcpy( str->Buffer, *src, len );
93 str->Buffer[len / sizeof(WCHAR)] = 0;
94 *src += len / sizeof(WCHAR);
95 *dst += len / sizeof(WCHAR) + 1;
96 }
97
98 /***********************************************************************
99 * init_user_process_params
100 *
101 * Fill the RTL_USER_PROCESS_PARAMETERS structure from the server.
102 */
103 static NTSTATUS init_user_process_params( SIZE_T data_size, HANDLE *exe_file )
104 {
105 void *ptr;
106 WCHAR *src, *dst;
107 SIZE_T info_size, env_size, size, alloc_size;
108 NTSTATUS status;
109 startup_info_t *info;
110 RTL_USER_PROCESS_PARAMETERS *params = NULL;
111
112 if (!(info = RtlAllocateHeap( GetProcessHeap(), 0, data_size )))
113 return STATUS_NO_MEMORY;
114
115 SERVER_START_REQ( get_startup_info )
116 {
117 wine_server_set_reply( req, info, data_size );
118 if (!(status = wine_server_call( req )))
119 {
120 data_size = wine_server_reply_size( reply );
121 info_size = reply->info_size;
122 env_size = data_size - info_size;
123 *exe_file = wine_server_ptr_handle( reply->exe_file );
124 }
125 }
126 SERVER_END_REQ;
127 if (status != STATUS_SUCCESS) goto done;
128
129 size = sizeof(*params);
130 size += MAX_NT_PATH_LENGTH * sizeof(WCHAR);
131 size += info->dllpath_len + sizeof(WCHAR);
132 size += info->imagepath_len + sizeof(WCHAR);
133 size += info->cmdline_len + sizeof(WCHAR);
134 size += info->title_len + sizeof(WCHAR);
135 size += info->desktop_len + sizeof(WCHAR);
136 size += info->shellinfo_len + sizeof(WCHAR);
137 size += info->runtime_len + sizeof(WCHAR);
138
139 alloc_size = size;
140 status = NtAllocateVirtualMemory( NtCurrentProcess(), (void **)&params, 0, &alloc_size,
141 MEM_COMMIT, PAGE_READWRITE );
142 if (status != STATUS_SUCCESS) goto done;
143
144 NtCurrentTeb()->Peb->ProcessParameters = params;
145 params->AllocationSize = alloc_size;
146 params->Size = size;
147 params->Flags = PROCESS_PARAMS_FLAG_NORMALIZED;
148 params->DebugFlags = info->debug_flags;
149 params->ConsoleHandle = wine_server_ptr_handle( info->console );
150 params->ConsoleFlags = info->console_flags;
151 params->hStdInput = wine_server_ptr_handle( info->hstdin );
152 params->hStdOutput = wine_server_ptr_handle( info->hstdout );
153 params->hStdError = wine_server_ptr_handle( info->hstderr );
154 params->dwX = info->x;
155 params->dwY = info->y;
156 params->dwXSize = info->xsize;
157 params->dwYSize = info->ysize;
158 params->dwXCountChars = info->xchars;
159 params->dwYCountChars = info->ychars;
160 params->dwFillAttribute = info->attribute;
161 params->dwFlags = info->flags;
162 params->wShowWindow = info->show;
163
164 src = (WCHAR *)(info + 1);
165 dst = (WCHAR *)(params + 1);
166
167 /* current directory needs more space */
168 get_unicode_string( &params->CurrentDirectory.DosPath, &src, &dst, info->curdir_len );
169 params->CurrentDirectory.DosPath.MaximumLength = MAX_NT_PATH_LENGTH * sizeof(WCHAR);
170 dst = (WCHAR *)(params + 1) + MAX_NT_PATH_LENGTH;
171
172 get_unicode_string( &params->DllPath, &src, &dst, info->dllpath_len );
173 get_unicode_string( &params->ImagePathName, &src, &dst, info->imagepath_len );
174 get_unicode_string( &params->CommandLine, &src, &dst, info->cmdline_len );
175 get_unicode_string( &params->WindowTitle, &src, &dst, info->title_len );
176 get_unicode_string( &params->Desktop, &src, &dst, info->desktop_len );
177 get_unicode_string( &params->ShellInfo, &src, &dst, info->shellinfo_len );
178
179 /* runtime info isn't a real string */
180 params->RuntimeInfo.Buffer = dst;
181 params->RuntimeInfo.Length = params->RuntimeInfo.MaximumLength = info->runtime_len;
182 memcpy( dst, src, info->runtime_len );
183
184 /* environment needs to be a separate memory block */
185 ptr = NULL;
186 alloc_size = max( 1, env_size );
187 status = NtAllocateVirtualMemory( NtCurrentProcess(), &ptr, 0, &alloc_size,
188 MEM_COMMIT, PAGE_READWRITE );
189 if (status != STATUS_SUCCESS) goto done;
190 memcpy( ptr, (char *)info + info_size, env_size );
191 params->Environment = ptr;
192
193 done:
194 RtlFreeHeap( GetProcessHeap(), 0, info );
195 return status;
196 }
197
198 #ifdef __linux__
199
200 #ifdef HAVE_ELF_H
201 # include <elf.h>
202 #endif
203 #ifdef HAVE_LINK_H
204 # include <link.h>
205 #endif
206 #ifdef HAVE_SYS_AUXV_H
207 # include <sys/auxv.h>
208 #endif
209 #ifndef HAVE_GETAUXVAL
210 static unsigned long getauxval( unsigned long id )
211 {
212 extern char **__wine_main_environ;
213 char **ptr = __wine_main_environ;
214 ElfW(auxv_t) *auxv;
215
216 while (*ptr) ptr++;
217 while (!*ptr) ptr++;
218 for (auxv = (ElfW(auxv_t) *)ptr; auxv->a_type; auxv++)
219 if (auxv->a_type == id) return auxv->a_un.a_val;
220 return 0;
221 }
222 #endif
223
224 static ULONG_PTR get_image_addr(void)
225 {
226 ULONG_PTR size, num, phdr_addr = getauxval( AT_PHDR );
227 ElfW(Phdr) *phdr;
228
229 if (!phdr_addr) return 0;
230 phdr = (ElfW(Phdr) *)phdr_addr;
231 size = getauxval( AT_PHENT );
232 num = getauxval( AT_PHNUM );
233 while (num--)
234 {
235 if (phdr->p_type == PT_PHDR) return phdr_addr - phdr->p_offset;
236 phdr = (ElfW(Phdr) *)((char *)phdr + size);
237 }
238 return 0;
239 }
240
241 #elif defined(__APPLE__)
242 #include <mach/mach.h>
243 #include <mach/mach_error.h>
244
245 static ULONG_PTR get_image_addr(void)
246 {
247 ULONG_PTR ret = 0;
248 #ifdef TASK_DYLD_INFO
249 struct task_dyld_info dyld_info;
250 mach_msg_type_number_t size = TASK_DYLD_INFO_COUNT;
251 if (task_info(mach_task_self(), TASK_DYLD_INFO, (task_info_t)&dyld_info, &size) == KERN_SUCCESS)
252 ret = dyld_info.all_image_info_addr;
253 #endif
254 return ret;
255 }
256
257 #else
258 static ULONG_PTR get_image_addr(void)
259 {
260 return 0;
261 }
262 #endif
263
264 /***********************************************************************
265 * thread_init
266 *
267 * Setup the initial thread.
268 *
269 * NOTES: The first allocated TEB on NT is at 0x7ffde000.
270 */
271 HANDLE thread_init(void)
272 {
273 TEB *teb;
274 void *addr;
275 SIZE_T size, info_size;
276 HANDLE exe_file = 0;
277 LARGE_INTEGER now;
278 NTSTATUS status;
279 struct ntdll_thread_data *thread_data;
280 static struct debug_info debug_info; /* debug info for initial thread */
281
282 virtual_init();
283
284 /* reserve space for shared user data */
285
286 addr = (void *)0x7ffe0000;
287 size = 0x10000;
288 status = NtAllocateVirtualMemory( NtCurrentProcess(), &addr, 0, &size,
289 MEM_RESERVE|MEM_COMMIT, PAGE_READWRITE );
290 if (status)
291 {
292 MESSAGE( "wine: failed to map the shared user data: %08x\n", status );
293 exit(1);
294 }
295 user_shared_data = addr;
296
297 /* allocate and initialize the PEB */
298
299 addr = NULL;
300 size = sizeof(*peb);
301 NtAllocateVirtualMemory( NtCurrentProcess(), &addr, 1, &size,
302 MEM_COMMIT | MEM_TOP_DOWN, PAGE_READWRITE );
303 peb = addr;
304
305 peb->FastPebLock = &peb_lock;
306 peb->ProcessParameters = &params;
307 peb->TlsBitmap = &tls_bitmap;
308 peb->TlsExpansionBitmap = &tls_expansion_bitmap;
309 peb->FlsBitmap = &fls_bitmap;
310 peb->LdrData = &ldr;
311 peb->OSMajorVersion = 5;
312 peb->OSMinorVersion = 1;
313 peb->OSBuildNumber = 0xA28;
314 peb->OSPlatformId = VER_PLATFORM_WIN32_NT;
315 params.CurrentDirectory.DosPath.Buffer = current_dir;
316 params.CurrentDirectory.DosPath.MaximumLength = sizeof(current_dir);
317 params.wShowWindow = 1; /* SW_SHOWNORMAL */
318 ldr.Length = sizeof(ldr);
319 ldr.Initialized = TRUE;
320 RtlInitializeBitMap( &tls_bitmap, peb->TlsBitmapBits, sizeof(peb->TlsBitmapBits) * 8 );
321 RtlInitializeBitMap( &tls_expansion_bitmap, peb->TlsExpansionBitmapBits,
322 sizeof(peb->TlsExpansionBitmapBits) * 8 );
323 RtlInitializeBitMap( &fls_bitmap, peb->FlsBitmapBits, sizeof(peb->FlsBitmapBits) * 8 );
324 RtlSetBits( peb->TlsBitmap, 0, 1 ); /* TLS index 0 is reserved and should be initialized to NULL. */
325 RtlSetBits( peb->FlsBitmap, 0, 1 );
326 InitializeListHead( &peb->FlsListHead );
327 InitializeListHead( &ldr.InLoadOrderModuleList );
328 InitializeListHead( &ldr.InMemoryOrderModuleList );
329 InitializeListHead( &ldr.InInitializationOrderModuleList );
330 *(ULONG_PTR *)peb->Reserved = get_image_addr();
331
332 /*
333 * Starting with Vista, the first user to log on has session id 1.
334 * Session id 0 is for processes that don't interact with the user (like services).
335 */
336 peb->SessionId = 1;
337
338 /* allocate and initialize the initial TEB */
339
340 signal_alloc_thread( &teb );
341 teb->Peb = peb;
342 teb->Tib.StackBase = (void *)~0UL;
343 teb->StaticUnicodeString.Buffer = teb->StaticUnicodeBuffer;
344 teb->StaticUnicodeString.MaximumLength = sizeof(teb->StaticUnicodeBuffer);
345
346 thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
347 thread_data->request_fd = -1;
348 thread_data->reply_fd = -1;
349 thread_data->wait_fd[0] = -1;
350 thread_data->wait_fd[1] = -1;
351 thread_data->debug_info = &debug_info;
352 InsertHeadList( &tls_links, &teb->TlsLinks );
353
354 signal_init_thread( teb );
355 virtual_init_threading();
356
357 debug_info.str_pos = debug_info.strings;
358 debug_info.out_pos = debug_info.output;
359 debug_init();
360
361 /* setup the server connection */
362 server_init_process();
363 info_size = server_init_thread( peb );
364
365 /* create the process heap */
366 if (!(peb->ProcessHeap = RtlCreateHeap( HEAP_GROWABLE, NULL, 0, 0, NULL, NULL )))
367 {
368 MESSAGE( "wine: failed to create the process heap\n" );
369 exit(1);
370 }
371
372 /* allocate user parameters */
373 if (info_size)
374 {
375 init_user_process_params( info_size, &exe_file );
376 }
377 else
378 {
379 if (isatty(0) || isatty(1) || isatty(2))
380 params.ConsoleHandle = (HANDLE)2; /* see kernel32/kernel_private.h */
381 if (!isatty(0))
382 wine_server_fd_to_handle( 0, GENERIC_READ|SYNCHRONIZE, OBJ_INHERIT, &params.hStdInput );
383 if (!isatty(1))
384 wine_server_fd_to_handle( 1, GENERIC_WRITE|SYNCHRONIZE, OBJ_INHERIT, &params.hStdOutput );
385 if (!isatty(2))
386 wine_server_fd_to_handle( 2, GENERIC_WRITE|SYNCHRONIZE, OBJ_INHERIT, &params.hStdError );
387 }
388
389 /* initialize time values in user_shared_data */
390 NtQuerySystemTime( &now );
391 user_shared_data->SystemTime.LowPart = now.u.LowPart;
392 user_shared_data->SystemTime.High1Time = user_shared_data->SystemTime.High2Time = now.u.HighPart;
393 user_shared_data->u.TickCountQuad = (now.QuadPart - server_start_time) / 10000;
394 user_shared_data->u.TickCount.High2Time = user_shared_data->u.TickCount.High1Time;
395 user_shared_data->TickCountLowDeprecated = user_shared_data->u.TickCount.LowPart;
396 user_shared_data->TickCountMultiplier = 1 << 24;
397
398 fill_cpu_info();
399
400 NtCreateKeyedEvent( &keyed_event, GENERIC_READ | GENERIC_WRITE, NULL, 0 );
401
402 return exe_file;
403 }
404
405
406 /***********************************************************************
407 * terminate_thread
408 */
409 void terminate_thread( int status )
410 {
411 pthread_sigmask( SIG_BLOCK, &server_block_set, NULL );
412 if (interlocked_xchg_add( &nb_threads, -1 ) <= 1) _exit( status );
413
414 close( ntdll_get_thread_data()->wait_fd[0] );
415 close( ntdll_get_thread_data()->wait_fd[1] );
416 close( ntdll_get_thread_data()->reply_fd );
417 close( ntdll_get_thread_data()->request_fd );
418 pthread_exit( UIntToPtr(status) );
419 }
420
421
422 /***********************************************************************
423 * exit_thread
424 */
425 void exit_thread( int status )
426 {
427 static void *prev_teb;
428 TEB *teb;
429
430 if (status) /* send the exit code to the server (0 is already the default) */
431 {
432 SERVER_START_REQ( terminate_thread )
433 {
434 req->handle = wine_server_obj_handle( GetCurrentThread() );
435 req->exit_code = status;
436 wine_server_call( req );
437 }
438 SERVER_END_REQ;
439 }
440
441 if (interlocked_xchg_add( &nb_threads, -1 ) <= 1)
442 {
443 LdrShutdownProcess();
444 exit( status );
445 }
446
447 LdrShutdownThread();
448 RtlFreeThreadActivationContextStack();
449
450 pthread_sigmask( SIG_BLOCK, &server_block_set, NULL );
451
452 if ((teb = interlocked_xchg_ptr( &prev_teb, NtCurrentTeb() )))
453 {
454 struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
455
456 if (thread_data->pthread_id)
457 {
458 pthread_join( thread_data->pthread_id, NULL );
459 signal_free_thread( teb );
460 }
461 }
462
463 close( ntdll_get_thread_data()->wait_fd[0] );
464 close( ntdll_get_thread_data()->wait_fd[1] );
465 close( ntdll_get_thread_data()->reply_fd );
466 close( ntdll_get_thread_data()->request_fd );
467 pthread_exit( UIntToPtr(status) );
468 }
469
470
471 /***********************************************************************
472 * start_thread
473 *
474 * Startup routine for a newly created thread.
475 */
476 static void start_thread( struct startup_info *info )
477 {
478 TEB *teb = info->teb;
479 struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
480 PRTL_THREAD_START_ROUTINE func = info->entry_point;
481 void *arg = info->entry_arg;
482 struct debug_info debug_info;
483
484 debug_info.str_pos = debug_info.strings;
485 debug_info.out_pos = debug_info.output;
486 thread_data->debug_info = &debug_info;
487 thread_data->pthread_id = pthread_self();
488
489 signal_init_thread( teb );
490 server_init_thread( func );
491 pthread_sigmask( SIG_UNBLOCK, &server_block_set, NULL );
492
493 MODULE_DllThreadAttach( NULL );
494
495 if (TRACE_ON(relay))
496 DPRINTF( "%04x:Starting thread proc %p (arg=%p)\n", GetCurrentThreadId(), func, arg );
497
498 call_thread_entry_point( (LPTHREAD_START_ROUTINE)func, arg );
499 }
500
501
502 /***********************************************************************
503 * RtlCreateUserThread (NTDLL.@)
504 */
505 NTSTATUS WINAPI RtlCreateUserThread( HANDLE process, const SECURITY_DESCRIPTOR *descr,
506 BOOLEAN suspended, PVOID stack_addr,
507 SIZE_T stack_reserve, SIZE_T stack_commit,
508 PRTL_THREAD_START_ROUTINE start, void *param,
509 HANDLE *handle_ptr, CLIENT_ID *id )
510 {
511 sigset_t sigset;
512 pthread_t pthread_id;
513 pthread_attr_t attr;
514 struct ntdll_thread_data *thread_data;
515 struct startup_info *info;
516 HANDLE handle = 0, actctx = 0;
517 TEB *teb = NULL;
518 DWORD tid = 0;
519 int request_pipe[2];
520 NTSTATUS status;
521
522 if (process != NtCurrentProcess())
523 {
524 apc_call_t call;
525 apc_result_t result;
526
527 memset( &call, 0, sizeof(call) );
528
529 call.create_thread.type = APC_CREATE_THREAD;
530 call.create_thread.func = wine_server_client_ptr( start );
531 call.create_thread.arg = wine_server_client_ptr( param );
532 call.create_thread.reserve = stack_reserve;
533 call.create_thread.commit = stack_commit;
534 call.create_thread.suspend = suspended;
535 status = server_queue_process_apc( process, &call, &result );
536 if (status != STATUS_SUCCESS) return status;
537
538 if (result.create_thread.status == STATUS_SUCCESS)
539 {
540 if (id) id->UniqueThread = ULongToHandle(result.create_thread.tid);
541 if (handle_ptr) *handle_ptr = wine_server_ptr_handle( result.create_thread.handle );
542 else NtClose( wine_server_ptr_handle( result.create_thread.handle ));
543 }
544 return result.create_thread.status;
545 }
546
547 if (server_pipe( request_pipe ) == -1) return STATUS_TOO_MANY_OPENED_FILES;
548 wine_server_send_fd( request_pipe[0] );
549
550 SERVER_START_REQ( new_thread )
551 {
552 req->access = THREAD_ALL_ACCESS;
553 req->attributes = 0; /* FIXME */
554 req->suspend = suspended;
555 req->request_fd = request_pipe[0];
556 if (!(status = wine_server_call( req )))
557 {
558 handle = wine_server_ptr_handle( reply->handle );
559 tid = reply->tid;
560 }
561 close( request_pipe[0] );
562 }
563 SERVER_END_REQ;
564
565 if (status)
566 {
567 close( request_pipe[1] );
568 return status;
569 }
570
571 pthread_sigmask( SIG_BLOCK, &server_block_set, &sigset );
572
573 if ((status = signal_alloc_thread( &teb ))) goto error;
574
575 teb->Peb = NtCurrentTeb()->Peb;
576 teb->ClientId.UniqueProcess = ULongToHandle(GetCurrentProcessId());
577 teb->ClientId.UniqueThread = ULongToHandle(tid);
578 teb->StaticUnicodeString.Buffer = teb->StaticUnicodeBuffer;
579 teb->StaticUnicodeString.MaximumLength = sizeof(teb->StaticUnicodeBuffer);
580
581 /* create default activation context frame for new thread */
582 RtlGetActiveActivationContext(&actctx);
583 if (actctx)
584 {
585 RTL_ACTIVATION_CONTEXT_STACK_FRAME *frame;
586
587 frame = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(*frame));
588 frame->Previous = NULL;
589 frame->ActivationContext = actctx;
590 frame->Flags = 0;
591 teb->ActivationContextStack.ActiveFrame = frame;
592 }
593
594 info = (struct startup_info *)(teb + 1);
595 info->teb = teb;
596 info->entry_point = start;
597 info->entry_arg = param;
598
599 thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
600 thread_data->request_fd = request_pipe[1];
601 thread_data->reply_fd = -1;
602 thread_data->wait_fd[0] = -1;
603 thread_data->wait_fd[1] = -1;
604
605 if ((status = virtual_alloc_thread_stack( teb, stack_reserve, stack_commit ))) goto error;
606
607 pthread_attr_init( &attr );
608 pthread_attr_setstack( &attr, teb->DeallocationStack,
609 (char *)teb->Tib.StackBase - (char *)teb->DeallocationStack );
610 pthread_attr_setscope( &attr, PTHREAD_SCOPE_SYSTEM ); /* force creating a kernel thread */
611 interlocked_xchg_add( &nb_threads, 1 );
612 if (pthread_create( &pthread_id, &attr, (void * (*)(void *))start_thread, info ))
613 {
614 interlocked_xchg_add( &nb_threads, -1 );
615 pthread_attr_destroy( &attr );
616 status = STATUS_NO_MEMORY;
617 goto error;
618 }
619 pthread_attr_destroy( &attr );
620 pthread_sigmask( SIG_SETMASK, &sigset, NULL );
621
622 if (id) id->UniqueThread = ULongToHandle(tid);
623 if (handle_ptr) *handle_ptr = handle;
624 else NtClose( handle );
625
626 return STATUS_SUCCESS;
627
628 error:
629 if (teb) signal_free_thread( teb );
630 if (handle) NtClose( handle );
631 pthread_sigmask( SIG_SETMASK, &sigset, NULL );
632 close( request_pipe[1] );
633 return status;
634 }
635
636
637 /******************************************************************************
638 * RtlGetNtGlobalFlags (NTDLL.@)
639 */
640 ULONG WINAPI RtlGetNtGlobalFlags(void)
641 {
642 if (!peb) return 0; /* init not done yet */
643 return peb->NtGlobalFlag;
644 }
645
646
647 /***********************************************************************
648 * NtOpenThread (NTDLL.@)
649 * ZwOpenThread (NTDLL.@)
650 */
651 NTSTATUS WINAPI NtOpenThread( HANDLE *handle, ACCESS_MASK access,
652 const OBJECT_ATTRIBUTES *attr, const CLIENT_ID *id )
653 {
654 NTSTATUS ret;
655
656 SERVER_START_REQ( open_thread )
657 {
658 req->tid = HandleToULong(id->UniqueThread);
659 req->access = access;
660 req->attributes = attr ? attr->Attributes : 0;
661 ret = wine_server_call( req );
662 *handle = wine_server_ptr_handle( reply->handle );
663 }
664 SERVER_END_REQ;
665 return ret;
666 }
667
668
669 /******************************************************************************
670 * NtSuspendThread (NTDLL.@)
671 * ZwSuspendThread (NTDLL.@)
672 */
673 NTSTATUS WINAPI NtSuspendThread( HANDLE handle, PULONG count )
674 {
675 NTSTATUS ret;
676
677 SERVER_START_REQ( suspend_thread )
678 {
679 req->handle = wine_server_obj_handle( handle );
680 if (!(ret = wine_server_call( req )))
681 {
682 if (count) *count = reply->count;
683 }
684 }
685 SERVER_END_REQ;
686 return ret;
687 }
688
689
690 /******************************************************************************
691 * NtResumeThread (NTDLL.@)
692 * ZwResumeThread (NTDLL.@)
693 */
694 NTSTATUS WINAPI NtResumeThread( HANDLE handle, PULONG count )
695 {
696 NTSTATUS ret;
697
698 SERVER_START_REQ( resume_thread )
699 {
700 req->handle = wine_server_obj_handle( handle );
701 if (!(ret = wine_server_call( req )))
702 {
703 if (count) *count = reply->count;
704 }
705 }
706 SERVER_END_REQ;
707 return ret;
708 }
709
710
711 /******************************************************************************
712 * NtAlertResumeThread (NTDLL.@)
713 * ZwAlertResumeThread (NTDLL.@)
714 */
715 NTSTATUS WINAPI NtAlertResumeThread( HANDLE handle, PULONG count )
716 {
717 FIXME( "stub: should alert thread %p\n", handle );
718 return NtResumeThread( handle, count );
719 }
720
721
722 /******************************************************************************
723 * NtAlertThread (NTDLL.@)
724 * ZwAlertThread (NTDLL.@)
725 */
726 NTSTATUS WINAPI NtAlertThread( HANDLE handle )
727 {
728 FIXME( "stub: %p\n", handle );
729 return STATUS_NOT_IMPLEMENTED;
730 }
731
732
733 /******************************************************************************
734 * NtTerminateThread (NTDLL.@)
735 * ZwTerminateThread (NTDLL.@)
736 */
737 NTSTATUS WINAPI NtTerminateThread( HANDLE handle, LONG exit_code )
738 {
739 NTSTATUS ret;
740 BOOL self;
741
742 SERVER_START_REQ( terminate_thread )
743 {
744 req->handle = wine_server_obj_handle( handle );
745 req->exit_code = exit_code;
746 ret = wine_server_call( req );
747 self = !ret && reply->self;
748 }
749 SERVER_END_REQ;
750
751 if (self) abort_thread( exit_code );
752 return ret;
753 }
754
755
756 /******************************************************************************
757 * NtQueueApcThread (NTDLL.@)
758 */
759 NTSTATUS WINAPI NtQueueApcThread( HANDLE handle, PNTAPCFUNC func, ULONG_PTR arg1,
760 ULONG_PTR arg2, ULONG_PTR arg3 )
761 {
762 NTSTATUS ret;
763 SERVER_START_REQ( queue_apc )
764 {
765 req->handle = wine_server_obj_handle( handle );
766 if (func)
767 {
768 req->call.type = APC_USER;
769 req->call.user.func = wine_server_client_ptr( func );
770 req->call.user.args[0] = arg1;
771 req->call.user.args[1] = arg2;
772 req->call.user.args[2] = arg3;
773 }
774 else req->call.type = APC_NONE; /* wake up only */
775 ret = wine_server_call( req );
776 }
777 SERVER_END_REQ;
778 return ret;
779 }
780
781
782 /***********************************************************************
783 * set_thread_context
784 */
785 NTSTATUS set_thread_context( HANDLE handle, const CONTEXT *context, BOOL *self )
786 {
787 NTSTATUS ret;
788 DWORD dummy, i;
789 context_t server_context;
790
791 context_to_server( &server_context, context );
792
793 SERVER_START_REQ( set_thread_context )
794 {
795 req->handle = wine_server_obj_handle( handle );
796 req->suspend = 1;
797 wine_server_add_data( req, &server_context, sizeof(server_context) );
798 ret = wine_server_call( req );
799 *self = reply->self;
800 }
801 SERVER_END_REQ;
802
803 if (ret == STATUS_PENDING)
804 {
805 for (i = 0; i < 100; i++)
806 {
807 SERVER_START_REQ( set_thread_context )
808 {
809 req->handle = wine_server_obj_handle( handle );
810 req->suspend = 0;
811 wine_server_add_data( req, &server_context, sizeof(server_context) );
812 ret = wine_server_call( req );
813 }
814 SERVER_END_REQ;
815 if (ret == STATUS_PENDING)
816 {
817 LARGE_INTEGER timeout;
818 timeout.QuadPart = -10000;
819 NtDelayExecution( FALSE, &timeout );
820 }
821 else break;
822 }
823 NtResumeThread( handle, &dummy );
824 if (ret == STATUS_PENDING) ret = STATUS_ACCESS_DENIED;
825 }
826
827 return ret;
828 }
829
830
831 /* convert CPU-specific flags to generic server flags */
832 static inline unsigned int get_server_context_flags( DWORD flags )
833 {
834 unsigned int ret = 0;
835
836 flags &= 0x3f; /* mask CPU id flags */
837 if (flags & CONTEXT_CONTROL) ret |= SERVER_CTX_CONTROL;
838 if (flags & CONTEXT_INTEGER) ret |= SERVER_CTX_INTEGER;
839 #ifdef CONTEXT_SEGMENTS
840 if (flags & CONTEXT_SEGMENTS) ret |= SERVER_CTX_SEGMENTS;
841 #endif
842 #ifdef CONTEXT_FLOATING_POINT
843 if (flags & CONTEXT_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
844 #endif
845 #ifdef CONTEXT_DEBUG_REGISTERS
846 if (flags & CONTEXT_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
847 #endif
848 #ifdef CONTEXT_EXTENDED_REGISTERS
849 if (flags & CONTEXT_EXTENDED_REGISTERS) ret |= SERVER_CTX_EXTENDED_REGISTERS;
850 #endif
851 return ret;
852 }
853
854 /***********************************************************************
855 * get_thread_context
856 */
857 NTSTATUS get_thread_context( HANDLE handle, CONTEXT *context, BOOL *self )
858 {
859 NTSTATUS ret;
860 DWORD dummy, i;
861 unsigned int server_flags = get_server_context_flags( context->ContextFlags );
862 context_t server_context;
863
864 SERVER_START_REQ( get_thread_context )
865 {
866 req->handle = wine_server_obj_handle( handle );
867 req->flags = server_flags;
868 req->suspend = 1;
869 wine_server_set_reply( req, &server_context, sizeof(server_context) );
870 ret = wine_server_call( req );
871 *self = reply->self;
872 }
873 SERVER_END_REQ;
874
875 if (ret == STATUS_PENDING)
876 {
877 for (i = 0; i < 100; i++)
878 {
879 SERVER_START_REQ( get_thread_context )
880 {
881 req->handle = wine_server_obj_handle( handle );
882 req->flags = server_flags;
883 req->suspend = 0;
884 wine_server_set_reply( req, &server_context, sizeof(server_context) );
885 ret = wine_server_call( req );
886 }
887 SERVER_END_REQ;
888 if (ret == STATUS_PENDING)
889 {
890 LARGE_INTEGER timeout;
891 timeout.QuadPart = -10000;
892 NtDelayExecution( FALSE, &timeout );
893 }
894 else break;
895 }
896 NtResumeThread( handle, &dummy );
897 if (ret == STATUS_PENDING) ret = STATUS_ACCESS_DENIED;
898 }
899 if (!ret) ret = context_from_server( context, &server_context );
900 return ret;
901 }
902
903
904 /******************************************************************************
905 * NtQueryInformationThread (NTDLL.@)
906 * ZwQueryInformationThread (NTDLL.@)
907 */
908 NTSTATUS WINAPI NtQueryInformationThread( HANDLE handle, THREADINFOCLASS class,
909 void *data, ULONG length, ULONG *ret_len )
910 {
911 NTSTATUS status;
912
913 switch(class)
914 {
915 case ThreadBasicInformation:
916 {
917 THREAD_BASIC_INFORMATION info;
918 const ULONG_PTR affinity_mask = get_system_affinity_mask();
919
920 SERVER_START_REQ( get_thread_info )
921 {
922 req->handle = wine_server_obj_handle( handle );
923 req->tid_in = 0;
924 if (!(status = wine_server_call( req )))
925 {
926 info.ExitStatus = reply->exit_code;
927 info.TebBaseAddress = wine_server_get_ptr( reply->teb );
928 info.ClientId.UniqueProcess = ULongToHandle(reply->pid);
929 info.ClientId.UniqueThread = ULongToHandle(reply->tid);
930 info.AffinityMask = reply->affinity & affinity_mask;
931 info.Priority = reply->priority;
932 info.BasePriority = reply->priority; /* FIXME */
933 }
934 }
935 SERVER_END_REQ;
936 if (status == STATUS_SUCCESS)
937 {
938 if (data) memcpy( data, &info, min( length, sizeof(info) ));
939 if (ret_len) *ret_len = min( length, sizeof(info) );
940 }
941 }
942 return status;
943 case ThreadAffinityMask:
944 {
945 const ULONG_PTR affinity_mask = get_system_affinity_mask();
946 ULONG_PTR affinity = 0;
947
948 SERVER_START_REQ( get_thread_info )
949 {
950 req->handle = wine_server_obj_handle( handle );
951 req->tid_in = 0;
952 if (!(status = wine_server_call( req )))
953 affinity = reply->affinity & affinity_mask;
954 }
955 SERVER_END_REQ;
956 if (status == STATUS_SUCCESS)
957 {
958 if (data) memcpy( data, &affinity, min( length, sizeof(affinity) ));
959 if (ret_len) *ret_len = min( length, sizeof(affinity) );
960 }
961 }
962 return status;
963 case ThreadTimes:
964 {
965 KERNEL_USER_TIMES kusrt;
966
967 SERVER_START_REQ( get_thread_times )
968 {
969 req->handle = wine_server_obj_handle( handle );
970 status = wine_server_call( req );
971 if (status == STATUS_SUCCESS)
972 {
973 kusrt.CreateTime.QuadPart = reply->creation_time;
974 kusrt.ExitTime.QuadPart = reply->exit_time;
975 }
976 }
977 SERVER_END_REQ;
978 if (status == STATUS_SUCCESS)
979 {
980 /* We call times(2) for kernel time or user time */
981 /* We can only (portably) do this for the current thread */
982 if (handle == GetCurrentThread())
983 {
984 struct tms time_buf;
985 long clocks_per_sec = sysconf(_SC_CLK_TCK);
986
987 times(&time_buf);
988 kusrt.KernelTime.QuadPart = (ULONGLONG)time_buf.tms_stime * 10000000 / clocks_per_sec;
989 kusrt.UserTime.QuadPart = (ULONGLONG)time_buf.tms_utime * 10000000 / clocks_per_sec;
990 }
991 else
992 {
993 static BOOL reported = FALSE;
994
995 kusrt.KernelTime.QuadPart = 0;
996 kusrt.UserTime.QuadPart = 0;
997 if (reported)
998 TRACE("Cannot get kerneltime or usertime of other threads\n");
999 else
1000 {
1001 FIXME("Cannot get kerneltime or usertime of other threads\n");
1002 reported = TRUE;
1003 }
1004 }
1005 if (data) memcpy( data, &kusrt, min( length, sizeof(kusrt) ));
1006 if (ret_len) *ret_len = min( length, sizeof(kusrt) );
1007 }
1008 }
1009 return status;
1010 case ThreadDescriptorTableEntry:
1011 {
1012 #ifdef __i386__
1013 THREAD_DESCRIPTOR_INFORMATION* tdi = data;
1014 if (length < sizeof(*tdi))
1015 status = STATUS_INFO_LENGTH_MISMATCH;
1016 else if (!(tdi->Selector & 4)) /* GDT selector */
1017 {
1018 unsigned sel = LOWORD(tdi->Selector) & ~3; /* ignore RPL */
1019 status = STATUS_SUCCESS;
1020 if (!sel) /* null selector */
1021 memset( &tdi->Entry, 0, sizeof(tdi->Entry) );
1022 else
1023 {
1024 tdi->Entry.BaseLow = 0;
1025 tdi->Entry.HighWord.Bits.BaseMid = 0;
1026 tdi->Entry.HighWord.Bits.BaseHi = 0;
1027 tdi->Entry.LimitLow = 0xffff;
1028 tdi->Entry.HighWord.Bits.LimitHi = 0xf;
1029 tdi->Entry.HighWord.Bits.Dpl = 3;
1030 tdi->Entry.HighWord.Bits.Sys = 0;
1031 tdi->Entry.HighWord.Bits.Pres = 1;
1032 tdi->Entry.HighWord.Bits.Granularity = 1;
1033 tdi->Entry.HighWord.Bits.Default_Big = 1;
1034 tdi->Entry.HighWord.Bits.Type = 0x12;
1035 tdi->Entry.HighWord.Bits.Reserved_0 = 0;
1036 /* it has to be one of the system GDT selectors */
1037 if (sel != (wine_get_ds() & ~3) && sel != (wine_get_ss() & ~3))
1038 {
1039 if (sel == (wine_get_cs() & ~3))
1040 tdi->Entry.HighWord.Bits.Type |= 8; /* code segment */
1041 else if (sel == (wine_get_fs() & ~3))
1042 {
1043 ULONG_PTR fs_base = (ULONG_PTR)NtCurrentTeb();
1044 tdi->Entry.BaseLow = fs_base & 0xffff;
1045 tdi->Entry.HighWord.Bits.BaseMid = (fs_base >> 16) & 0xff;
1046 tdi->Entry.HighWord.Bits.BaseHi = (fs_base >> 24) & 0xff;
1047 tdi->Entry.LimitLow = 0x0fff;
1048 tdi->Entry.HighWord.Bits.LimitHi = 0;
1049 tdi->Entry.HighWord.Bits.Granularity = 0;
1050 }
1051 else status = STATUS_ACCESS_DENIED;
1052 }
1053 }
1054 }
1055 else
1056 {
1057 SERVER_START_REQ( get_selector_entry )
1058 {
1059 req->handle = wine_server_obj_handle( handle );
1060 req->entry = LOWORD(tdi->Selector) >> 3;
1061 status = wine_server_call( req );
1062 if (!status)
1063 {
1064 if (!(reply->flags & WINE_LDT_FLAGS_ALLOCATED))
1065 status = STATUS_ACCESS_VIOLATION;
1066 else
1067 {
1068 wine_ldt_set_base ( &tdi->Entry, (void *)reply->base );
1069 wine_ldt_set_limit( &tdi->Entry, reply->limit );
1070 wine_ldt_set_flags( &tdi->Entry, reply->flags );
1071 }
1072 }
1073 }
1074 SERVER_END_REQ;
1075 }
1076 if (status == STATUS_SUCCESS && ret_len)
1077 /* yes, that's a bit strange, but it's the way it is */
1078 *ret_len = sizeof(LDT_ENTRY);
1079 #else
1080 status = STATUS_NOT_IMPLEMENTED;
1081 #endif
1082 return status;
1083 }
1084 case ThreadAmILastThread:
1085 {
1086 SERVER_START_REQ(get_thread_info)
1087 {
1088 req->handle = wine_server_obj_handle( handle );
1089 req->tid_in = 0;
1090 status = wine_server_call( req );
1091 if (status == STATUS_SUCCESS)
1092 {
1093 BOOLEAN last = reply->last;
1094 if (data) memcpy( data, &last, min( length, sizeof(last) ));
1095 if (ret_len) *ret_len = min( length, sizeof(last) );
1096 }
1097 }
1098 SERVER_END_REQ;
1099 return status;
1100 }
1101 case ThreadQuerySetWin32StartAddress:
1102 {
1103 SERVER_START_REQ( get_thread_info )
1104 {
1105 req->handle = wine_server_obj_handle( handle );
1106 req->tid_in = 0;
1107 status = wine_server_call( req );
1108 if (status == STATUS_SUCCESS)
1109 {
1110 PRTL_THREAD_START_ROUTINE entry = wine_server_get_ptr( reply->entry_point );
1111 if (data) memcpy( data, &entry, min( length, sizeof(entry) ) );
1112 if (ret_len) *ret_len = min( length, sizeof(entry) );
1113 }
1114 }
1115 SERVER_END_REQ;
1116 return status;
1117 }
1118 case ThreadGroupInformation:
1119 {
1120 const ULONG_PTR affinity_mask = get_system_affinity_mask();
1121 GROUP_AFFINITY affinity;
1122
1123 memset(&affinity, 0, sizeof(affinity));
1124 affinity.Group = 0; /* Wine only supports max 64 processors */
1125
1126 SERVER_START_REQ( get_thread_info )
1127 {
1128 req->handle = wine_server_obj_handle( handle );
1129 req->tid_in = 0;
1130 if (!(status = wine_server_call( req )))
1131 affinity.Mask = reply->affinity & affinity_mask;
1132 }
1133 SERVER_END_REQ;
1134 if (status == STATUS_SUCCESS)
1135 {
1136 if (data) memcpy( data, &affinity, min( length, sizeof(affinity) ));
1137 if (ret_len) *ret_len = min( length, sizeof(affinity) );
1138 }
1139 }
1140 return status;
1141 case ThreadIsIoPending:
1142 FIXME( "ThreadIsIoPending info class not supported yet\n" );
1143 if (length != sizeof(BOOL)) return STATUS_INFO_LENGTH_MISMATCH;
1144 if (!data) return STATUS_ACCESS_DENIED;
1145
1146 *(BOOL*)data = FALSE;
1147 if (ret_len) *ret_len = sizeof(BOOL);
1148 return STATUS_SUCCESS;
1149 case ThreadPriority:
1150 case ThreadBasePriority:
1151 case ThreadImpersonationToken:
1152 case ThreadEnableAlignmentFaultFixup:
1153 case ThreadEventPair_Reusable:
1154 case ThreadZeroTlsCell:
1155 case ThreadPerformanceCount:
1156 case ThreadIdealProcessor:
1157 case ThreadPriorityBoost:
1158 case ThreadSetTlsArrayAddress:
1159 default:
1160 FIXME( "info class %d not supported yet\n", class );
1161 return STATUS_NOT_IMPLEMENTED;
1162 }
1163 }
1164
1165
1166 /******************************************************************************
1167 * NtSetInformationThread (NTDLL.@)
1168 * ZwSetInformationThread (NTDLL.@)
1169 */
1170 NTSTATUS WINAPI NtSetInformationThread( HANDLE handle, THREADINFOCLASS class,
1171 LPCVOID data, ULONG length )
1172 {
1173 NTSTATUS status;
1174 switch(class)
1175 {
1176 case ThreadZeroTlsCell:
1177 if (handle == GetCurrentThread())
1178 {
1179 LIST_ENTRY *entry;
1180 DWORD index;
1181
1182 if (length != sizeof(DWORD)) return STATUS_INVALID_PARAMETER;
1183 index = *(const DWORD *)data;
1184 if (index < TLS_MINIMUM_AVAILABLE)
1185 {
1186 RtlAcquirePebLock();
1187 for (entry = tls_links.Flink; entry != &tls_links; entry = entry->Flink)
1188 {
1189 TEB *teb = CONTAINING_RECORD(entry, TEB, TlsLinks);
1190 teb->TlsSlots[index] = 0;
1191 }
1192 RtlReleasePebLock();
1193 }
1194 else
1195 {
1196 index -= TLS_MINIMUM_AVAILABLE;
1197 if (index >= 8 * sizeof(NtCurrentTeb()->Peb->TlsExpansionBitmapBits))
1198 return STATUS_INVALID_PARAMETER;
1199 RtlAcquirePebLock();
1200 for (entry = tls_links.Flink; entry != &tls_links; entry = entry->Flink)
1201 {
1202 TEB *teb = CONTAINING_RECORD(entry, TEB, TlsLinks);
1203 if (teb->TlsExpansionSlots) teb->TlsExpansionSlots[index] = 0;
1204 }
1205 RtlReleasePebLock();
1206 }
1207 return STATUS_SUCCESS;
1208 }
1209 FIXME( "ZeroTlsCell not supported on other threads\n" );
1210 return STATUS_NOT_IMPLEMENTED;
1211
1212 case ThreadImpersonationToken:
1213 {
1214 const HANDLE *phToken = data;
1215 if (length != sizeof(HANDLE)) return STATUS_INVALID_PARAMETER;
1216 TRACE("Setting ThreadImpersonationToken handle to %p\n", *phToken );
1217 SERVER_START_REQ( set_thread_info )
1218 {
1219 req->handle = wine_server_obj_handle( handle );
1220 req->token = wine_server_obj_handle( *phToken );
1221 req->mask = SET_THREAD_INFO_TOKEN;
1222 status = wine_server_call( req );
1223 }
1224 SERVER_END_REQ;
1225 }
1226 return status;
1227 case ThreadBasePriority:
1228 {
1229 const DWORD *pprio = data;
1230 if (length != sizeof(DWORD)) return STATUS_INVALID_PARAMETER;
1231 SERVER_START_REQ( set_thread_info )
1232 {
1233 req->handle = wine_server_obj_handle( handle );
1234 req->priority = *pprio;
1235 req->mask = SET_THREAD_INFO_PRIORITY;
1236 status = wine_server_call( req );
1237 }
1238 SERVER_END_REQ;
1239 }
1240 return status;
1241 case ThreadAffinityMask:
1242 {
1243 const ULONG_PTR affinity_mask = get_system_affinity_mask();
1244 ULONG_PTR req_aff;
1245
1246 if (length != sizeof(ULONG_PTR)) return STATUS_INVALID_PARAMETER;
1247 req_aff = *(const ULONG_PTR *)data;
1248 if ((ULONG)req_aff == ~0u) req_aff = affinity_mask;
1249 else if (req_aff & ~affinity_mask) return STATUS_INVALID_PARAMETER;
1250 else if (!req_aff) return STATUS_INVALID_PARAMETER;
1251 SERVER_START_REQ( set_thread_info )
1252 {
1253 req->handle = wine_server_obj_handle( handle );
1254 req->affinity = req_aff;
1255 req->mask = SET_THREAD_INFO_AFFINITY;
1256 status = wine_server_call( req );
1257 }
1258 SERVER_END_REQ;
1259 }
1260 return status;
1261 case ThreadHideFromDebugger:
1262 /* pretend the call succeeded to satisfy some code protectors */
1263 return STATUS_SUCCESS;
1264 case ThreadQuerySetWin32StartAddress:
1265 {
1266 const PRTL_THREAD_START_ROUTINE *entry = data;
1267 if (length != sizeof(PRTL_THREAD_START_ROUTINE)) return STATUS_INVALID_PARAMETER;
1268 SERVER_START_REQ( set_thread_info )
1269 {
1270 req->handle = wine_server_obj_handle( handle );
1271 req->mask = SET_THREAD_INFO_ENTRYPOINT;
1272 req->entry_point = wine_server_client_ptr( *entry );
1273 status = wine_server_call( req );
1274 }
1275 SERVER_END_REQ;
1276 }
1277 return status;
1278 case ThreadGroupInformation:
1279 {
1280 const ULONG_PTR affinity_mask = get_system_affinity_mask();
1281 const GROUP_AFFINITY *req_aff;
1282
1283 if (length != sizeof(*req_aff)) return STATUS_INVALID_PARAMETER;
1284 if (!data) return STATUS_ACCESS_VIOLATION;
1285 req_aff = data;
1286
1287 /* On Windows the request fails if the reserved fields are set */
1288 if (req_aff->Reserved[0] || req_aff->Reserved[1] || req_aff->Reserved[2])
1289 return STATUS_INVALID_PARAMETER;
1290
1291 /* Wine only supports max 64 processors */
1292 if (req_aff->Group) return STATUS_INVALID_PARAMETER;
1293 if (req_aff->Mask & ~affinity_mask) return STATUS_INVALID_PARAMETER;
1294 if (!req_aff->Mask) return STATUS_INVALID_PARAMETER;
1295 SERVER_START_REQ( set_thread_info )
1296 {
1297 req->handle = wine_server_obj_handle( handle );
1298 req->affinity = req_aff->Mask;
1299 req->mask = SET_THREAD_INFO_AFFINITY;
1300 status = wine_server_call( req );
1301 }
1302 SERVER_END_REQ;
1303 }
1304 return status;
1305 case ThreadBasicInformation:
1306 case ThreadTimes:
1307 case ThreadPriority:
1308 case ThreadDescriptorTableEntry:
1309 case ThreadEnableAlignmentFaultFixup:
1310 case ThreadEventPair_Reusable:
1311 case ThreadPerformanceCount:
1312 case ThreadAmILastThread:
1313 case ThreadIdealProcessor:
1314 case ThreadPriorityBoost:
1315 case ThreadSetTlsArrayAddress:
1316 case ThreadIsIoPending:
1317 default:
1318 FIXME( "info class %d not supported yet\n", class );
1319 return STATUS_NOT_IMPLEMENTED;
1320 }
1321 }
1322
1323 /******************************************************************************
1324 * NtGetCurrentProcessorNumber (NTDLL.@)
1325 *
1326 * Return the processor, on which the thread is running
1327 *
1328 */
1329 ULONG WINAPI NtGetCurrentProcessorNumber(void)
1330 {
1331 ULONG processor;
1332
1333 #if defined(__linux__) && defined(__NR_getcpu)
1334 int res = syscall(__NR_getcpu, &processor, NULL, NULL);
1335 if (res != -1) return processor;
1336 #endif
1337
1338 if (NtCurrentTeb()->Peb->NumberOfProcessors > 1)
1339 {
1340 ULONG_PTR thread_mask, processor_mask;
1341 NTSTATUS status;
1342
1343 status = NtQueryInformationThread(GetCurrentThread(), ThreadAffinityMask,
1344 &thread_mask, sizeof(thread_mask), NULL);
1345 if (status == STATUS_SUCCESS)
1346 {
1347 for (processor = 0; processor < NtCurrentTeb()->Peb->NumberOfProcessors; processor++)
1348 {
1349 processor_mask = (1 << processor);
1350 if (thread_mask & processor_mask)
1351 {
1352 if (thread_mask != processor_mask)
1353 FIXME("need multicore support (%d processors)\n",
1354 NtCurrentTeb()->Peb->NumberOfProcessors);
1355 return processor;
1356 }
1357 }
1358 }
1359 }
1360
1361 /* fallback to the first processor */
1362 return 0;
1363 }
Windows API implementation