4 * Copyright 1996, 2003 Alexandre Julliard
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.
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.
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
22 #include "wine/port.h"
26 #include <sys/types.h>
27 #ifdef HAVE_SYS_MMAN_H
30 #ifdef HAVE_SYS_TIMES_H
31 #include <sys/times.h>
34 #define NONAMELESSUNION
36 #define WIN32_NO_STATUS
38 #include "wine/library.h"
39 #include "wine/server.h"
40 #include "wine/debug.h"
41 #include "ntdll_misc.h"
43 #include "wine/exception.h"
45 WINE_DEFAULT_DEBUG_CHANNEL(thread
);
46 WINE_DECLARE_DEBUG_CHANNEL(relay
);
48 struct _KUSER_SHARED_DATA
*user_shared_data
= NULL
;
50 PUNHANDLED_EXCEPTION_FILTER unhandled_exception_filter
= NULL
;
52 /* info passed to a starting thread */
56 PRTL_THREAD_START_ROUTINE entry_point
;
60 static PEB_LDR_DATA ldr
;
61 static RTL_USER_PROCESS_PARAMETERS params
; /* default parameters if no parent */
62 static WCHAR current_dir
[MAX_NT_PATH_LENGTH
];
63 static RTL_BITMAP tls_bitmap
;
64 static RTL_BITMAP tls_expansion_bitmap
;
65 static RTL_BITMAP fls_bitmap
;
66 static LIST_ENTRY tls_links
;
67 static size_t sigstack_total_size
;
68 static ULONG sigstack_zero_bits
;
69 static int nb_threads
= 1;
71 static RTL_CRITICAL_SECTION ldt_section
;
72 static RTL_CRITICAL_SECTION_DEBUG critsect_debug
=
75 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
76 0, 0, { (DWORD_PTR
)(__FILE__
": ldt_section") }
78 static RTL_CRITICAL_SECTION ldt_section
= { &critsect_debug
, -1, 0, 0, 0, 0 };
79 static sigset_t ldt_sigset
;
81 /***********************************************************************
82 * locking for LDT routines
84 static void ldt_lock(void)
88 pthread_sigmask( SIG_BLOCK
, &server_block_set
, &sigset
);
89 RtlEnterCriticalSection( &ldt_section
);
90 if (ldt_section
.RecursionCount
== 1) ldt_sigset
= sigset
;
93 static void ldt_unlock(void)
95 if (ldt_section
.RecursionCount
== 1)
97 sigset_t sigset
= ldt_sigset
;
98 RtlLeaveCriticalSection( &ldt_section
);
99 pthread_sigmask( SIG_SETMASK
, &sigset
, NULL
);
101 else RtlLeaveCriticalSection( &ldt_section
);
105 /***********************************************************************
108 static inline NTSTATUS
init_teb( TEB
*teb
)
110 struct ntdll_thread_data
*thread_data
= (struct ntdll_thread_data
*)teb
->SystemReserved2
;
112 teb
->Tib
.ExceptionList
= (void *)~0UL;
113 teb
->Tib
.StackBase
= (void *)~0UL;
114 teb
->Tib
.Self
= &teb
->Tib
;
115 teb
->StaticUnicodeString
.Buffer
= teb
->StaticUnicodeBuffer
;
116 teb
->StaticUnicodeString
.MaximumLength
= sizeof(teb
->StaticUnicodeBuffer
);
118 if (!(thread_data
->fs
= wine_ldt_alloc_fs())) return STATUS_TOO_MANY_THREADS
;
119 thread_data
->request_fd
= -1;
120 thread_data
->reply_fd
= -1;
121 thread_data
->wait_fd
[0] = -1;
122 thread_data
->wait_fd
[1] = -1;
124 return STATUS_SUCCESS
;
128 /***********************************************************************
131 * Make sure the unicode string doesn't point beyond the end pointer
133 static inline void fix_unicode_string( UNICODE_STRING
*str
, const char *end_ptr
)
135 if ((char *)str
->Buffer
>= end_ptr
)
137 str
->Length
= str
->MaximumLength
= 0;
141 if ((char *)str
->Buffer
+ str
->MaximumLength
> end_ptr
)
143 str
->MaximumLength
= (end_ptr
- (char *)str
->Buffer
) & ~(sizeof(WCHAR
) - 1);
145 if (str
->Length
>= str
->MaximumLength
)
147 if (str
->MaximumLength
>= sizeof(WCHAR
))
148 str
->Length
= str
->MaximumLength
- sizeof(WCHAR
);
150 str
->Length
= str
->MaximumLength
= 0;
155 /***********************************************************************
156 * init_user_process_params
158 * Fill the RTL_USER_PROCESS_PARAMETERS structure from the server.
160 static NTSTATUS
init_user_process_params( SIZE_T info_size
, HANDLE
*exe_file
)
165 RTL_USER_PROCESS_PARAMETERS
*params
= NULL
;
167 status
= NtAllocateVirtualMemory( NtCurrentProcess(), (void **)¶ms
, 0, &info_size
,
168 MEM_COMMIT
, PAGE_READWRITE
);
169 if (status
!= STATUS_SUCCESS
) return status
;
171 params
->AllocationSize
= info_size
;
172 NtCurrentTeb()->Peb
->ProcessParameters
= params
;
174 SERVER_START_REQ( get_startup_info
)
176 wine_server_set_reply( req
, params
, info_size
);
177 if (!(status
= wine_server_call( req
)))
179 info_size
= wine_server_reply_size( reply
);
180 *exe_file
= wine_server_ptr_handle( reply
->exe_file
);
181 params
->hStdInput
= wine_server_ptr_handle( reply
->hstdin
);
182 params
->hStdOutput
= wine_server_ptr_handle( reply
->hstdout
);
183 params
->hStdError
= wine_server_ptr_handle( reply
->hstderr
);
187 if (status
!= STATUS_SUCCESS
) return status
;
189 if (params
->Size
> info_size
) params
->Size
= info_size
;
191 /* make sure the strings are valid */
192 fix_unicode_string( ¶ms
->CurrentDirectory
.DosPath
, (char *)info_size
);
193 fix_unicode_string( ¶ms
->DllPath
, (char *)info_size
);
194 fix_unicode_string( ¶ms
->ImagePathName
, (char *)info_size
);
195 fix_unicode_string( ¶ms
->CommandLine
, (char *)info_size
);
196 fix_unicode_string( ¶ms
->WindowTitle
, (char *)info_size
);
197 fix_unicode_string( ¶ms
->Desktop
, (char *)info_size
);
198 fix_unicode_string( ¶ms
->ShellInfo
, (char *)info_size
);
199 fix_unicode_string( ¶ms
->RuntimeInfo
, (char *)info_size
);
201 /* environment needs to be a separate memory block */
202 env_size
= info_size
- params
->Size
;
203 if (!env_size
) env_size
= 1;
205 status
= NtAllocateVirtualMemory( NtCurrentProcess(), &ptr
, 0, &env_size
,
206 MEM_COMMIT
, PAGE_READWRITE
);
207 if (status
!= STATUS_SUCCESS
) return status
;
208 memcpy( ptr
, (char *)params
+ params
->Size
, info_size
- params
->Size
);
209 params
->Environment
= ptr
;
211 RtlNormalizeProcessParams( params
);
216 /***********************************************************************
219 * Setup the initial thread.
221 * NOTES: The first allocated TEB on NT is at 0x7ffde000.
223 HANDLE
thread_init(void)
228 SIZE_T size
, info_size
;
231 struct ntdll_thread_data
*thread_data
;
232 static struct debug_info debug_info
; /* debug info for initial thread */
236 /* reserve space for shared user data */
238 addr
= (void *)0x7ffe0000;
240 NtAllocateVirtualMemory( NtCurrentProcess(), &addr
, 0, &size
, MEM_RESERVE
|MEM_COMMIT
, PAGE_READWRITE
);
241 user_shared_data
= addr
;
243 /* allocate and initialize the PEB */
247 NtAllocateVirtualMemory( NtCurrentProcess(), &addr
, 1, &size
,
248 MEM_COMMIT
| MEM_TOP_DOWN
, PAGE_READWRITE
);
251 peb
->NumberOfProcessors
= 1;
252 peb
->ProcessParameters
= ¶ms
;
253 peb
->TlsBitmap
= &tls_bitmap
;
254 peb
->TlsExpansionBitmap
= &tls_expansion_bitmap
;
255 peb
->FlsBitmap
= &fls_bitmap
;
257 params
.CurrentDirectory
.DosPath
.Buffer
= current_dir
;
258 params
.CurrentDirectory
.DosPath
.MaximumLength
= sizeof(current_dir
);
259 params
.wShowWindow
= 1; /* SW_SHOWNORMAL */
260 RtlInitializeBitMap( &tls_bitmap
, peb
->TlsBitmapBits
, sizeof(peb
->TlsBitmapBits
) * 8 );
261 RtlInitializeBitMap( &tls_expansion_bitmap
, peb
->TlsExpansionBitmapBits
,
262 sizeof(peb
->TlsExpansionBitmapBits
) * 8 );
263 RtlInitializeBitMap( &fls_bitmap
, peb
->FlsBitmapBits
, sizeof(peb
->FlsBitmapBits
) * 8 );
264 InitializeListHead( &peb
->FlsListHead
);
265 InitializeListHead( &ldr
.InLoadOrderModuleList
);
266 InitializeListHead( &ldr
.InMemoryOrderModuleList
);
267 InitializeListHead( &ldr
.InInitializationOrderModuleList
);
268 InitializeListHead( &tls_links
);
270 /* allocate and initialize the initial TEB */
272 sigstack_total_size
= get_signal_stack_total_size();
273 while (1U << sigstack_zero_bits
< sigstack_total_size
) sigstack_zero_bits
++;
274 assert( 1U << sigstack_zero_bits
== sigstack_total_size
); /* must be a power of 2 */
275 assert( sigstack_total_size
>= sizeof(TEB
) + sizeof(struct startup_info
) );
278 size
= sigstack_total_size
;
279 NtAllocateVirtualMemory( NtCurrentProcess(), &addr
, sigstack_zero_bits
,
280 &size
, MEM_COMMIT
| MEM_TOP_DOWN
, PAGE_READWRITE
);
284 thread_data
= (struct ntdll_thread_data
*)teb
->SystemReserved2
;
285 thread_data
->debug_info
= &debug_info
;
286 InsertHeadList( &tls_links
, &teb
->TlsLinks
);
288 signal_init_thread( teb
);
289 virtual_init_threading();
291 debug_info
.str_pos
= debug_info
.strings
;
292 debug_info
.out_pos
= debug_info
.output
;
295 /* setup the server connection */
296 server_init_process();
297 info_size
= server_init_thread( peb
);
299 /* create the process heap */
300 if (!(peb
->ProcessHeap
= RtlCreateHeap( HEAP_GROWABLE
, NULL
, 0, 0, NULL
, NULL
)))
302 MESSAGE( "wine: failed to create the process heap\n" );
306 /* allocate user parameters */
309 init_user_process_params( info_size
, &exe_file
);
313 /* This is wine specific: we have no parent (we're started from unix)
314 * so, create a simple console with bare handles to unix stdio
316 wine_server_fd_to_handle( 0, GENERIC_READ
|SYNCHRONIZE
, OBJ_INHERIT
, ¶ms
.hStdInput
);
317 wine_server_fd_to_handle( 1, GENERIC_WRITE
|SYNCHRONIZE
, OBJ_INHERIT
, ¶ms
.hStdOutput
);
318 wine_server_fd_to_handle( 2, GENERIC_WRITE
|SYNCHRONIZE
, OBJ_INHERIT
, ¶ms
.hStdError
);
321 /* initialize LDT locking */
322 wine_ldt_init_locking( ldt_lock
, ldt_unlock
);
324 /* initialize time values in user_shared_data */
325 NtQuerySystemTime( &now
);
326 user_shared_data
->SystemTime
.LowPart
= now
.u
.LowPart
;
327 user_shared_data
->SystemTime
.High1Time
= user_shared_data
->SystemTime
.High2Time
= now
.u
.HighPart
;
328 user_shared_data
->u
.TickCountQuad
= (now
.QuadPart
- server_start_time
) / 10000;
329 user_shared_data
->u
.TickCount
.High2Time
= user_shared_data
->u
.TickCount
.High1Time
;
330 user_shared_data
->TickCountLowDeprecated
= user_shared_data
->u
.TickCount
.LowPart
;
331 user_shared_data
->TickCountMultiplier
= 1 << 24;
337 /***********************************************************************
340 void abort_thread( int status
)
342 pthread_sigmask( SIG_BLOCK
, &server_block_set
, NULL
);
343 if (interlocked_xchg_add( &nb_threads
, -1 ) <= 1) _exit( status
);
345 close( ntdll_get_thread_data()->wait_fd
[0] );
346 close( ntdll_get_thread_data()->wait_fd
[1] );
347 close( ntdll_get_thread_data()->reply_fd
);
348 close( ntdll_get_thread_data()->request_fd
);
349 pthread_exit( UIntToPtr(status
) );
353 /***********************************************************************
356 void exit_thread( int status
)
358 static void *prev_teb
;
361 if (status
) /* send the exit code to the server (0 is already the default) */
363 SERVER_START_REQ( terminate_thread
)
365 req
->handle
= wine_server_obj_handle( GetCurrentThread() );
366 req
->exit_code
= status
;
367 wine_server_call( req
);
372 if (interlocked_xchg_add( &nb_threads
, -1 ) <= 1)
374 LdrShutdownProcess();
380 RemoveEntryList( &NtCurrentTeb()->TlsLinks
);
382 RtlFreeHeap( GetProcessHeap(), 0, NtCurrentTeb()->FlsSlots
);
383 RtlFreeHeap( GetProcessHeap(), 0, NtCurrentTeb()->TlsExpansionSlots
);
385 pthread_sigmask( SIG_BLOCK
, &server_block_set
, NULL
);
387 if ((teb
= interlocked_xchg_ptr( &prev_teb
, NtCurrentTeb() )))
389 struct ntdll_thread_data
*thread_data
= (struct ntdll_thread_data
*)teb
->SystemReserved2
;
392 pthread_join( thread_data
->pthread_id
, NULL
);
393 wine_ldt_free_fs( thread_data
->fs
);
395 NtFreeVirtualMemory( GetCurrentProcess(), &teb
->DeallocationStack
, &size
, MEM_RELEASE
);
397 NtFreeVirtualMemory( GetCurrentProcess(), (void **)&teb
, &size
, MEM_RELEASE
);
400 close( ntdll_get_thread_data()->wait_fd
[0] );
401 close( ntdll_get_thread_data()->wait_fd
[1] );
402 close( ntdll_get_thread_data()->reply_fd
);
403 close( ntdll_get_thread_data()->request_fd
);
404 pthread_exit( UIntToPtr(status
) );
408 /***********************************************************************
411 * Startup routine for a newly created thread.
413 static void start_thread( struct startup_info
*info
)
415 TEB
*teb
= info
->teb
;
416 struct ntdll_thread_data
*thread_data
= (struct ntdll_thread_data
*)teb
->SystemReserved2
;
417 PRTL_THREAD_START_ROUTINE func
= info
->entry_point
;
418 void *arg
= info
->entry_arg
;
419 struct debug_info debug_info
;
421 debug_info
.str_pos
= debug_info
.strings
;
422 debug_info
.out_pos
= debug_info
.output
;
423 thread_data
->debug_info
= &debug_info
;
424 thread_data
->pthread_id
= pthread_self();
426 signal_init_thread( teb
);
427 server_init_thread( func
);
428 pthread_sigmask( SIG_UNBLOCK
, &server_block_set
, NULL
);
431 InsertHeadList( &tls_links
, &teb
->TlsLinks
);
434 MODULE_DllThreadAttach( NULL
);
437 DPRINTF( "%04x:Starting thread proc %p (arg=%p)\n", GetCurrentThreadId(), func
, arg
);
439 call_thread_entry_point( (LPTHREAD_START_ROUTINE
)func
, arg
);
443 /***********************************************************************
444 * RtlCreateUserThread (NTDLL.@)
446 NTSTATUS WINAPI
RtlCreateUserThread( HANDLE process
, const SECURITY_DESCRIPTOR
*descr
,
447 BOOLEAN suspended
, PVOID stack_addr
,
448 SIZE_T stack_reserve
, SIZE_T stack_commit
,
449 PRTL_THREAD_START_ROUTINE start
, void *param
,
450 HANDLE
*handle_ptr
, CLIENT_ID
*id
)
453 pthread_t pthread_id
;
455 struct ntdll_thread_data
*thread_data
= NULL
;
456 struct ntdll_thread_regs
*thread_regs
;
457 struct startup_info
*info
= NULL
;
466 if (process
!= NtCurrentProcess())
471 memset( &call
, 0, sizeof(call
) );
473 call
.create_thread
.type
= APC_CREATE_THREAD
;
474 call
.create_thread
.func
= wine_server_client_ptr( start
);
475 call
.create_thread
.arg
= wine_server_client_ptr( param
);
476 call
.create_thread
.reserve
= stack_reserve
;
477 call
.create_thread
.commit
= stack_commit
;
478 call
.create_thread
.suspend
= suspended
;
479 status
= NTDLL_queue_process_apc( process
, &call
, &result
);
480 if (status
!= STATUS_SUCCESS
) return status
;
482 if (result
.create_thread
.status
== STATUS_SUCCESS
)
484 if (id
) id
->UniqueThread
= ULongToHandle(result
.create_thread
.tid
);
485 if (handle_ptr
) *handle_ptr
= wine_server_ptr_handle( result
.create_thread
.handle
);
486 else NtClose( wine_server_ptr_handle( result
.create_thread
.handle
));
488 return result
.create_thread
.status
;
491 if (pipe( request_pipe
) == -1) return STATUS_TOO_MANY_OPENED_FILES
;
492 fcntl( request_pipe
[1], F_SETFD
, 1 ); /* set close on exec flag */
493 wine_server_send_fd( request_pipe
[0] );
495 SERVER_START_REQ( new_thread
)
497 req
->access
= THREAD_ALL_ACCESS
;
498 req
->attributes
= 0; /* FIXME */
499 req
->suspend
= suspended
;
500 req
->request_fd
= request_pipe
[0];
501 if (!(status
= wine_server_call( req
)))
503 handle
= wine_server_ptr_handle( reply
->handle
);
506 close( request_pipe
[0] );
512 close( request_pipe
[1] );
516 pthread_sigmask( SIG_BLOCK
, &server_block_set
, &sigset
);
519 size
= sigstack_total_size
;
520 if ((status
= NtAllocateVirtualMemory( NtCurrentProcess(), &addr
, sigstack_zero_bits
,
521 &size
, MEM_COMMIT
| MEM_TOP_DOWN
, PAGE_READWRITE
)))
524 teb
->Peb
= NtCurrentTeb()->Peb
;
525 info
= (struct startup_info
*)(teb
+ 1);
527 info
->entry_point
= start
;
528 info
->entry_arg
= param
;
530 if ((status
= init_teb( teb
))) goto error
;
532 teb
->ClientId
.UniqueProcess
= ULongToHandle(GetCurrentProcessId());
533 teb
->ClientId
.UniqueThread
= ULongToHandle(tid
);
535 thread_data
= (struct ntdll_thread_data
*)teb
->SystemReserved2
;
536 thread_regs
= (struct ntdll_thread_regs
*)teb
->SpareBytes1
;
537 thread_data
->request_fd
= request_pipe
[1];
539 /* inherit debug registers from parent thread */
540 thread_regs
->dr0
= ntdll_get_thread_regs()->dr0
;
541 thread_regs
->dr1
= ntdll_get_thread_regs()->dr1
;
542 thread_regs
->dr2
= ntdll_get_thread_regs()->dr2
;
543 thread_regs
->dr3
= ntdll_get_thread_regs()->dr3
;
544 thread_regs
->dr6
= ntdll_get_thread_regs()->dr6
;
545 thread_regs
->dr7
= ntdll_get_thread_regs()->dr7
;
547 if ((status
= virtual_alloc_thread_stack( teb
, stack_reserve
, stack_commit
))) goto error
;
549 pthread_attr_init( &attr
);
550 pthread_attr_setstack( &attr
, teb
->DeallocationStack
,
551 (char *)teb
->Tib
.StackBase
- (char *)teb
->DeallocationStack
);
552 pthread_attr_setscope( &attr
, PTHREAD_SCOPE_SYSTEM
); /* force creating a kernel thread */
553 interlocked_xchg_add( &nb_threads
, 1 );
554 if (pthread_create( &pthread_id
, &attr
, (void * (*)(void *))start_thread
, info
))
556 interlocked_xchg_add( &nb_threads
, -1 );
557 pthread_attr_destroy( &attr
);
559 NtFreeVirtualMemory( NtCurrentProcess(), &teb
->DeallocationStack
, &size
, MEM_RELEASE
);
560 status
= STATUS_NO_MEMORY
;
563 pthread_attr_destroy( &attr
);
564 pthread_sigmask( SIG_SETMASK
, &sigset
, NULL
);
566 if (id
) id
->UniqueThread
= ULongToHandle(tid
);
567 if (handle_ptr
) *handle_ptr
= handle
;
568 else NtClose( handle
);
570 return STATUS_SUCCESS
;
573 if (thread_data
) wine_ldt_free_fs( thread_data
->fs
);
577 NtFreeVirtualMemory( NtCurrentProcess(), &addr
, &size
, MEM_RELEASE
);
579 if (handle
) NtClose( handle
);
580 pthread_sigmask( SIG_SETMASK
, &sigset
, NULL
);
581 close( request_pipe
[1] );
586 /***********************************************************************
587 * NtOpenThread (NTDLL.@)
588 * ZwOpenThread (NTDLL.@)
590 NTSTATUS WINAPI
NtOpenThread( HANDLE
*handle
, ACCESS_MASK access
,
591 const OBJECT_ATTRIBUTES
*attr
, const CLIENT_ID
*id
)
595 SERVER_START_REQ( open_thread
)
597 req
->tid
= HandleToULong(id
->UniqueThread
);
598 req
->access
= access
;
599 req
->attributes
= attr
? attr
->Attributes
: 0;
600 ret
= wine_server_call( req
);
601 *handle
= wine_server_ptr_handle( reply
->handle
);
608 /******************************************************************************
609 * NtSuspendThread (NTDLL.@)
610 * ZwSuspendThread (NTDLL.@)
612 NTSTATUS WINAPI
NtSuspendThread( HANDLE handle
, PULONG count
)
616 SERVER_START_REQ( suspend_thread
)
618 req
->handle
= wine_server_obj_handle( handle
);
619 if (!(ret
= wine_server_call( req
))) *count
= reply
->count
;
626 /******************************************************************************
627 * NtResumeThread (NTDLL.@)
628 * ZwResumeThread (NTDLL.@)
630 NTSTATUS WINAPI
NtResumeThread( HANDLE handle
, PULONG count
)
634 SERVER_START_REQ( resume_thread
)
636 req
->handle
= wine_server_obj_handle( handle
);
637 if (!(ret
= wine_server_call( req
))) *count
= reply
->count
;
644 /******************************************************************************
645 * NtAlertResumeThread (NTDLL.@)
646 * ZwAlertResumeThread (NTDLL.@)
648 NTSTATUS WINAPI
NtAlertResumeThread( HANDLE handle
, PULONG count
)
650 FIXME( "stub: should alert thread %p\n", handle
);
651 return NtResumeThread( handle
, count
);
655 /******************************************************************************
656 * NtAlertThread (NTDLL.@)
657 * ZwAlertThread (NTDLL.@)
659 NTSTATUS WINAPI
NtAlertThread( HANDLE handle
)
661 FIXME( "stub: %p\n", handle
);
662 return STATUS_NOT_IMPLEMENTED
;
666 /******************************************************************************
667 * NtTerminateThread (NTDLL.@)
668 * ZwTerminateThread (NTDLL.@)
670 NTSTATUS WINAPI
NtTerminateThread( HANDLE handle
, LONG exit_code
)
675 SERVER_START_REQ( terminate_thread
)
677 req
->handle
= wine_server_obj_handle( handle
);
678 req
->exit_code
= exit_code
;
679 ret
= wine_server_call( req
);
680 self
= !ret
&& reply
->self
;
687 if (last
) _exit( exit_code
);
688 else abort_thread( exit_code
);
694 /******************************************************************************
695 * NtQueueApcThread (NTDLL.@)
697 NTSTATUS WINAPI
NtQueueApcThread( HANDLE handle
, PNTAPCFUNC func
, ULONG_PTR arg1
,
698 ULONG_PTR arg2
, ULONG_PTR arg3
)
701 SERVER_START_REQ( queue_apc
)
703 req
->handle
= wine_server_obj_handle( handle
);
706 req
->call
.type
= APC_USER
;
707 req
->call
.user
.func
= wine_server_client_ptr( func
);
708 req
->call
.user
.args
[0] = arg1
;
709 req
->call
.user
.args
[1] = arg2
;
710 req
->call
.user
.args
[2] = arg3
;
712 else req
->call
.type
= APC_NONE
; /* wake up only */
713 ret
= wine_server_call( req
);
720 /***********************************************************************
721 * NtSetContextThread (NTDLL.@)
722 * ZwSetContextThread (NTDLL.@)
724 NTSTATUS WINAPI
NtSetContextThread( HANDLE handle
, const CONTEXT
*context
)
731 /* on i386 debug registers always require a server call */
732 self
= (handle
== GetCurrentThread());
733 if (self
&& (context
->ContextFlags
& (CONTEXT_DEBUG_REGISTERS
& ~CONTEXT_i386
)))
735 struct ntdll_thread_regs
* const regs
= ntdll_get_thread_regs();
736 self
= (regs
->dr0
== context
->Dr0
&& regs
->dr1
== context
->Dr1
&&
737 regs
->dr2
== context
->Dr2
&& regs
->dr3
== context
->Dr3
&&
738 regs
->dr6
== context
->Dr6
&& regs
->dr7
== context
->Dr7
);
744 context_t server_context
;
746 context_to_server( &server_context
, context
);
748 SERVER_START_REQ( set_thread_context
)
750 req
->handle
= wine_server_obj_handle( handle
);
752 wine_server_add_data( req
, &server_context
, sizeof(server_context
) );
753 ret
= wine_server_call( req
);
758 if (ret
== STATUS_PENDING
)
760 if (NtSuspendThread( handle
, &dummy
) == STATUS_SUCCESS
)
762 for (i
= 0; i
< 100; i
++)
764 SERVER_START_REQ( set_thread_context
)
766 req
->handle
= wine_server_obj_handle( handle
);
768 wine_server_add_data( req
, &server_context
, sizeof(server_context
) );
769 ret
= wine_server_call( req
);
772 if (ret
== STATUS_PENDING
)
774 LARGE_INTEGER timeout
;
775 timeout
.QuadPart
= -10000;
776 NtDelayExecution( FALSE
, &timeout
);
780 NtResumeThread( handle
, &dummy
);
782 if (ret
== STATUS_PENDING
) ret
= STATUS_ACCESS_DENIED
;
788 if (self
) set_cpu_context( context
);
789 return STATUS_SUCCESS
;
793 /* convert CPU-specific flags to generic server flags */
794 static inline unsigned int get_server_context_flags( DWORD flags
)
796 unsigned int ret
= 0;
798 flags
&= ~0x3f; /* mask CPU id flags */
799 if (flags
& CONTEXT_CONTROL
) ret
|= SERVER_CTX_CONTROL
;
800 if (flags
& CONTEXT_INTEGER
) ret
|= SERVER_CTX_INTEGER
;
801 #ifdef CONTEXT_SEGMENTS
802 if (flags
& CONTEXT_SEGMENTS
) ret
|= SERVER_CTX_SEGMENTS
;
804 #ifdef CONTEXT_FLOATING_POINT
805 if (flags
& CONTEXT_FLOATING_POINT
) ret
|= SERVER_CTX_FLOATING_POINT
;
807 #ifdef CONTEXT_DEBUG_REGISTERS
808 if (flags
& CONTEXT_DEBUG_REGISTERS
) ret
|= SERVER_CTX_DEBUG_REGISTERS
;
810 #ifdef CONTEXT_EXTENDED_REGISTERS
811 if (flags
& CONTEXT_EXTENDED_REGISTERS
) ret
|= SERVER_CTX_EXTENDED_REGISTERS
;
816 /***********************************************************************
817 * NtGetContextThread (NTDLL.@)
818 * ZwGetContextThread (NTDLL.@)
820 NTSTATUS WINAPI
NtGetContextThread( HANDLE handle
, CONTEXT
*context
)
824 DWORD needed_flags
= context
->ContextFlags
;
825 BOOL self
= (handle
== GetCurrentThread());
828 /* on i386 debug registers always require a server call */
829 if (context
->ContextFlags
& (CONTEXT_DEBUG_REGISTERS
& ~CONTEXT_i386
)) self
= FALSE
;
834 unsigned int server_flags
= get_server_context_flags( context
->ContextFlags
);
835 context_t server_context
;
837 SERVER_START_REQ( get_thread_context
)
839 req
->handle
= wine_server_obj_handle( handle
);
840 req
->flags
= server_flags
;
842 wine_server_set_reply( req
, &server_context
, sizeof(server_context
) );
843 ret
= wine_server_call( req
);
848 if (ret
== STATUS_PENDING
)
850 if (NtSuspendThread( handle
, &dummy
) == STATUS_SUCCESS
)
852 for (i
= 0; i
< 100; i
++)
854 SERVER_START_REQ( get_thread_context
)
856 req
->handle
= wine_server_obj_handle( handle
);
857 req
->flags
= server_flags
;
859 wine_server_set_reply( req
, &server_context
, sizeof(server_context
) );
860 ret
= wine_server_call( req
);
863 if (ret
== STATUS_PENDING
)
865 LARGE_INTEGER timeout
;
866 timeout
.QuadPart
= -10000;
867 NtDelayExecution( FALSE
, &timeout
);
871 NtResumeThread( handle
, &dummy
);
873 if (ret
== STATUS_PENDING
) ret
= STATUS_ACCESS_DENIED
;
875 if (!ret
) ret
= context_from_server( context
, &server_context
);
877 needed_flags
&= ~context
->ContextFlags
;
885 RtlCaptureContext( &ctx
);
886 copy_context( context
, &ctx
, ctx
.ContextFlags
& needed_flags
);
887 context
->ContextFlags
|= ctx
.ContextFlags
& needed_flags
;
890 /* update the cached version of the debug registers */
891 if (context
->ContextFlags
& (CONTEXT_DEBUG_REGISTERS
& ~CONTEXT_i386
))
893 struct ntdll_thread_regs
* const regs
= ntdll_get_thread_regs();
894 regs
->dr0
= context
->Dr0
;
895 regs
->dr1
= context
->Dr1
;
896 regs
->dr2
= context
->Dr2
;
897 regs
->dr3
= context
->Dr3
;
898 regs
->dr6
= context
->Dr6
;
899 regs
->dr7
= context
->Dr7
;
903 return STATUS_SUCCESS
;
907 /******************************************************************************
908 * NtQueryInformationThread (NTDLL.@)
909 * ZwQueryInformationThread (NTDLL.@)
911 NTSTATUS WINAPI
NtQueryInformationThread( HANDLE handle
, THREADINFOCLASS
class,
912 void *data
, ULONG length
, ULONG
*ret_len
)
918 case ThreadBasicInformation
:
920 THREAD_BASIC_INFORMATION info
;
921 const ULONG_PTR affinity_mask
= ((ULONG_PTR
)1 << NtCurrentTeb()->Peb
->NumberOfProcessors
) - 1;
923 SERVER_START_REQ( get_thread_info
)
925 req
->handle
= wine_server_obj_handle( handle
);
927 if (!(status
= wine_server_call( req
)))
929 info
.ExitStatus
= reply
->exit_code
;
930 info
.TebBaseAddress
= wine_server_get_ptr( reply
->teb
);
931 info
.ClientId
.UniqueProcess
= ULongToHandle(reply
->pid
);
932 info
.ClientId
.UniqueThread
= ULongToHandle(reply
->tid
);
933 info
.AffinityMask
= reply
->affinity
& affinity_mask
;
934 info
.Priority
= reply
->priority
;
935 info
.BasePriority
= reply
->priority
; /* FIXME */
939 if (status
== STATUS_SUCCESS
)
941 if (data
) memcpy( data
, &info
, min( length
, sizeof(info
) ));
942 if (ret_len
) *ret_len
= min( length
, sizeof(info
) );
946 case ThreadAffinityMask
:
948 const ULONG_PTR affinity_mask
= ((ULONG_PTR
)1 << NtCurrentTeb()->Peb
->NumberOfProcessors
) - 1;
949 ULONG_PTR affinity
= 0;
951 SERVER_START_REQ( get_thread_info
)
953 req
->handle
= wine_server_obj_handle( handle
);
955 if (!(status
= wine_server_call( req
)))
956 affinity
= reply
->affinity
& affinity_mask
;
959 if (status
== STATUS_SUCCESS
)
961 if (data
) memcpy( data
, &affinity
, min( length
, sizeof(affinity
) ));
962 if (ret_len
) *ret_len
= min( length
, sizeof(affinity
) );
968 KERNEL_USER_TIMES kusrt
;
969 /* We need to do a server call to get the creation time or exit time */
970 /* This works on any thread */
971 SERVER_START_REQ( get_thread_info
)
973 req
->handle
= wine_server_obj_handle( handle
);
975 status
= wine_server_call( req
);
976 if (status
== STATUS_SUCCESS
)
978 kusrt
.CreateTime
.QuadPart
= reply
->creation_time
;
979 kusrt
.ExitTime
.QuadPart
= reply
->exit_time
;
983 if (status
== STATUS_SUCCESS
)
985 /* We call times(2) for kernel time or user time */
986 /* We can only (portably) do this for the current thread */
987 if (handle
== GetCurrentThread())
990 long clocks_per_sec
= sysconf(_SC_CLK_TCK
);
993 kusrt
.KernelTime
.QuadPart
= (ULONGLONG
)time_buf
.tms_stime
* 10000000 / clocks_per_sec
;
994 kusrt
.UserTime
.QuadPart
= (ULONGLONG
)time_buf
.tms_utime
* 10000000 / clocks_per_sec
;
998 static BOOL reported
= FALSE
;
1000 kusrt
.KernelTime
.QuadPart
= 0;
1001 kusrt
.UserTime
.QuadPart
= 0;
1003 TRACE("Cannot get kerneltime or usertime of other threads\n");
1006 FIXME("Cannot get kerneltime or usertime of other threads\n");
1010 if (data
) memcpy( data
, &kusrt
, min( length
, sizeof(kusrt
) ));
1011 if (ret_len
) *ret_len
= min( length
, sizeof(kusrt
) );
1015 case ThreadDescriptorTableEntry
:
1018 THREAD_DESCRIPTOR_INFORMATION
* tdi
= data
;
1019 if (length
< sizeof(*tdi
))
1020 status
= STATUS_INFO_LENGTH_MISMATCH
;
1021 else if (!(tdi
->Selector
& 4)) /* GDT selector */
1023 unsigned sel
= tdi
->Selector
& ~3; /* ignore RPL */
1024 status
= STATUS_SUCCESS
;
1025 if (!sel
) /* null selector */
1026 memset( &tdi
->Entry
, 0, sizeof(tdi
->Entry
) );
1029 tdi
->Entry
.BaseLow
= 0;
1030 tdi
->Entry
.HighWord
.Bits
.BaseMid
= 0;
1031 tdi
->Entry
.HighWord
.Bits
.BaseHi
= 0;
1032 tdi
->Entry
.LimitLow
= 0xffff;
1033 tdi
->Entry
.HighWord
.Bits
.LimitHi
= 0xf;
1034 tdi
->Entry
.HighWord
.Bits
.Dpl
= 3;
1035 tdi
->Entry
.HighWord
.Bits
.Sys
= 0;
1036 tdi
->Entry
.HighWord
.Bits
.Pres
= 1;
1037 tdi
->Entry
.HighWord
.Bits
.Granularity
= 1;
1038 tdi
->Entry
.HighWord
.Bits
.Default_Big
= 1;
1039 tdi
->Entry
.HighWord
.Bits
.Type
= 0x12;
1040 /* it has to be one of the system GDT selectors */
1041 if (sel
!= (wine_get_ds() & ~3) && sel
!= (wine_get_ss() & ~3))
1043 if (sel
== (wine_get_cs() & ~3))
1044 tdi
->Entry
.HighWord
.Bits
.Type
|= 8; /* code segment */
1045 else status
= STATUS_ACCESS_DENIED
;
1051 SERVER_START_REQ( get_selector_entry
)
1053 req
->handle
= wine_server_obj_handle( handle
);
1054 req
->entry
= tdi
->Selector
>> 3;
1055 status
= wine_server_call( req
);
1058 if (!(reply
->flags
& WINE_LDT_FLAGS_ALLOCATED
))
1059 status
= STATUS_ACCESS_VIOLATION
;
1062 wine_ldt_set_base ( &tdi
->Entry
, (void *)reply
->base
);
1063 wine_ldt_set_limit( &tdi
->Entry
, reply
->limit
);
1064 wine_ldt_set_flags( &tdi
->Entry
, reply
->flags
);
1070 if (status
== STATUS_SUCCESS
&& ret_len
)
1071 /* yes, that's a bit strange, but it's the way it is */
1072 *ret_len
= sizeof(LDT_ENTRY
);
1074 status
= STATUS_NOT_IMPLEMENTED
;
1078 case ThreadAmILastThread
:
1080 SERVER_START_REQ(get_thread_info
)
1082 req
->handle
= wine_server_obj_handle( handle
);
1084 status
= wine_server_call( req
);
1085 if (status
== STATUS_SUCCESS
)
1087 BOOLEAN last
= reply
->last
;
1088 if (data
) memcpy( data
, &last
, min( length
, sizeof(last
) ));
1089 if (ret_len
) *ret_len
= min( length
, sizeof(last
) );
1095 case ThreadPriority
:
1096 case ThreadBasePriority
:
1097 case ThreadImpersonationToken
:
1098 case ThreadEnableAlignmentFaultFixup
:
1099 case ThreadEventPair_Reusable
:
1100 case ThreadQuerySetWin32StartAddress
:
1101 case ThreadZeroTlsCell
:
1102 case ThreadPerformanceCount
:
1103 case ThreadIdealProcessor
:
1104 case ThreadPriorityBoost
:
1105 case ThreadSetTlsArrayAddress
:
1106 case ThreadIsIoPending
:
1108 FIXME( "info class %d not supported yet\n", class );
1109 return STATUS_NOT_IMPLEMENTED
;
1114 /******************************************************************************
1115 * NtSetInformationThread (NTDLL.@)
1116 * ZwSetInformationThread (NTDLL.@)
1118 NTSTATUS WINAPI
NtSetInformationThread( HANDLE handle
, THREADINFOCLASS
class,
1119 LPCVOID data
, ULONG length
)
1124 case ThreadZeroTlsCell
:
1125 if (handle
== GetCurrentThread())
1130 if (length
!= sizeof(DWORD
)) return STATUS_INVALID_PARAMETER
;
1131 index
= *(const DWORD
*)data
;
1132 if (index
< TLS_MINIMUM_AVAILABLE
)
1134 RtlAcquirePebLock();
1135 for (entry
= tls_links
.Flink
; entry
!= &tls_links
; entry
= entry
->Flink
)
1137 TEB
*teb
= CONTAINING_RECORD(entry
, TEB
, TlsLinks
);
1138 teb
->TlsSlots
[index
] = 0;
1140 RtlReleasePebLock();
1144 index
-= TLS_MINIMUM_AVAILABLE
;
1145 if (index
>= 8 * sizeof(NtCurrentTeb()->Peb
->TlsExpansionBitmapBits
))
1146 return STATUS_INVALID_PARAMETER
;
1147 RtlAcquirePebLock();
1148 for (entry
= tls_links
.Flink
; entry
!= &tls_links
; entry
= entry
->Flink
)
1150 TEB
*teb
= CONTAINING_RECORD(entry
, TEB
, TlsLinks
);
1151 if (teb
->TlsExpansionSlots
) teb
->TlsExpansionSlots
[index
] = 0;
1153 RtlReleasePebLock();
1155 return STATUS_SUCCESS
;
1157 FIXME( "ZeroTlsCell not supported on other threads\n" );
1158 return STATUS_NOT_IMPLEMENTED
;
1160 case ThreadImpersonationToken
:
1162 const HANDLE
*phToken
= data
;
1163 if (length
!= sizeof(HANDLE
)) return STATUS_INVALID_PARAMETER
;
1164 TRACE("Setting ThreadImpersonationToken handle to %p\n", *phToken
);
1165 SERVER_START_REQ( set_thread_info
)
1167 req
->handle
= wine_server_obj_handle( handle
);
1168 req
->token
= wine_server_obj_handle( *phToken
);
1169 req
->mask
= SET_THREAD_INFO_TOKEN
;
1170 status
= wine_server_call( req
);
1175 case ThreadBasePriority
:
1177 const DWORD
*pprio
= data
;
1178 if (length
!= sizeof(DWORD
)) return STATUS_INVALID_PARAMETER
;
1179 SERVER_START_REQ( set_thread_info
)
1181 req
->handle
= wine_server_obj_handle( handle
);
1182 req
->priority
= *pprio
;
1183 req
->mask
= SET_THREAD_INFO_PRIORITY
;
1184 status
= wine_server_call( req
);
1189 case ThreadAffinityMask
:
1191 const ULONG_PTR affinity_mask
= ((ULONG_PTR
)1 << NtCurrentTeb()->Peb
->NumberOfProcessors
) - 1;
1192 const ULONG_PTR
*paff
= data
;
1193 if (length
!= sizeof(ULONG_PTR
)) return STATUS_INVALID_PARAMETER
;
1194 if (*paff
& ~affinity_mask
) return STATUS_INVALID_PARAMETER
;
1195 SERVER_START_REQ( set_thread_info
)
1197 req
->handle
= wine_server_obj_handle( handle
);
1198 req
->affinity
= *paff
;
1199 req
->mask
= SET_THREAD_INFO_AFFINITY
;
1200 status
= wine_server_call( req
);
1205 case ThreadBasicInformation
:
1207 case ThreadPriority
:
1208 case ThreadDescriptorTableEntry
:
1209 case ThreadEnableAlignmentFaultFixup
:
1210 case ThreadEventPair_Reusable
:
1211 case ThreadQuerySetWin32StartAddress
:
1212 case ThreadPerformanceCount
:
1213 case ThreadAmILastThread
:
1214 case ThreadIdealProcessor
:
1215 case ThreadPriorityBoost
:
1216 case ThreadSetTlsArrayAddress
:
1217 case ThreadIsIoPending
:
1219 FIXME( "info class %d not supported yet\n", class );
1220 return STATUS_NOT_IMPLEMENTED
;