4 * Copyright 1996 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"
27 #include <sys/types.h>
33 #define WIN32_NO_STATUS
38 #include "wine/winbase16.h"
39 #include "wine/exception.h"
40 #include "wine/library.h"
41 #include "wine/server.h"
42 #include "wine/debug.h"
44 #include "kernel_private.h"
46 WINE_DEFAULT_DEBUG_CHANNEL(thread);
49 /***********************************************************************
50 * CreateThread (KERNEL32.@)
52 HANDLE WINAPI CreateThread( SECURITY_ATTRIBUTES *sa, SIZE_T stack,
53 LPTHREAD_START_ROUTINE start, LPVOID param,
54 DWORD flags, LPDWORD id )
56 return CreateRemoteThread( GetCurrentProcess(),
57 sa, stack, start, param, flags, id );
61 /***************************************************************************
62 * CreateRemoteThread (KERNEL32.@)
64 * Creates a thread that runs in the address space of another process
69 * Success: Handle to the new thread.
70 * Failure: NULL. Use GetLastError() to find the error cause.
73 * Improper memory allocation: there's no ability to free new_thread_info
75 * Bad start address for RtlCreateUserThread because the library
76 * may be loaded at different address in other process.
78 HANDLE WINAPI CreateRemoteThread( HANDLE hProcess, SECURITY_ATTRIBUTES *sa, SIZE_T stack,
79 LPTHREAD_START_ROUTINE start, LPVOID param,
80 DWORD flags, LPDWORD id )
85 SIZE_T stack_reserve = 0, stack_commit = 0;
87 if (flags & STACK_SIZE_PARAM_IS_A_RESERVATION) stack_reserve = stack;
88 else stack_commit = stack;
90 status = RtlCreateUserThread( hProcess, NULL, TRUE,
91 NULL, stack_reserve, stack_commit,
92 (PRTL_THREAD_START_ROUTINE)start, param, &handle, &client_id );
93 if (status == STATUS_SUCCESS)
95 if (id) *id = HandleToULong(client_id.UniqueThread);
96 if (sa && (sa->nLength >= sizeof(*sa)) && sa->bInheritHandle)
97 SetHandleInformation( handle, HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT );
98 if (!(flags & CREATE_SUSPENDED))
101 if (NtResumeThread( handle, &ret ))
104 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
111 SetLastError( RtlNtStatusToDosError(status) );
118 /***********************************************************************
119 * OpenThread [KERNEL32.@] Retrieves a handle to a thread from its thread id
121 HANDLE WINAPI OpenThread( DWORD dwDesiredAccess, BOOL bInheritHandle, DWORD dwThreadId )
125 OBJECT_ATTRIBUTES attr;
128 attr.Length = sizeof(attr);
129 attr.RootDirectory = 0;
130 attr.Attributes = bInheritHandle ? OBJ_INHERIT : 0;
131 attr.ObjectName = NULL;
132 attr.SecurityDescriptor = NULL;
133 attr.SecurityQualityOfService = NULL;
135 cid.UniqueProcess = 0; /* FIXME */
136 cid.UniqueThread = ULongToHandle(dwThreadId);
137 status = NtOpenThread( &handle, dwDesiredAccess, &attr, &cid );
140 SetLastError( RtlNtStatusToDosError(status) );
147 /***********************************************************************
148 * ExitThread [KERNEL32.@] Ends a thread
153 void WINAPI ExitThread( DWORD code ) /* [in] Exit code for this thread */
156 SERVER_START_REQ( terminate_thread )
158 /* send the exit code to the server */
159 req->handle = GetCurrentThread();
160 req->exit_code = code;
161 wine_server_call( req );
168 LdrShutdownProcess();
173 RtlFreeThreadActivationContextStack();
174 RtlExitUserThread( code );
179 /**********************************************************************
180 * TerminateThread [KERNEL32.@] Terminates a thread
186 BOOL WINAPI TerminateThread( HANDLE handle, /* [in] Handle to thread */
187 DWORD exit_code) /* [in] Exit code for thread */
189 NTSTATUS status = NtTerminateThread( handle, exit_code );
190 if (status) SetLastError( RtlNtStatusToDosError(status) );
195 /***********************************************************************
196 * FreeLibraryAndExitThread (KERNEL32.@)
198 void WINAPI FreeLibraryAndExitThread(HINSTANCE hLibModule, DWORD dwExitCode)
200 FreeLibrary(hLibModule);
201 ExitThread(dwExitCode);
205 /**********************************************************************
206 * GetExitCodeThread (KERNEL32.@)
208 * Gets termination status of thread.
214 BOOL WINAPI GetExitCodeThread(
215 HANDLE hthread, /* [in] Handle to thread */
216 LPDWORD exitcode) /* [out] Address to receive termination status */
218 THREAD_BASIC_INFORMATION info;
219 NTSTATUS status = NtQueryInformationThread( hthread, ThreadBasicInformation,
220 &info, sizeof(info), NULL );
224 SetLastError( RtlNtStatusToDosError(status) );
227 if (exitcode) *exitcode = info.ExitStatus;
232 /***********************************************************************
233 * SetThreadContext [KERNEL32.@] Sets context of thread.
239 BOOL WINAPI SetThreadContext( HANDLE handle, /* [in] Handle to thread with context */
240 const CONTEXT *context ) /* [in] Address of context structure */
242 NTSTATUS status = NtSetContextThread( handle, context );
243 if (status) SetLastError( RtlNtStatusToDosError(status) );
248 /***********************************************************************
249 * GetThreadContext [KERNEL32.@] Retrieves context of thread.
255 BOOL WINAPI GetThreadContext( HANDLE handle, /* [in] Handle to thread with context */
256 CONTEXT *context ) /* [out] Address of context structure */
258 NTSTATUS status = NtGetContextThread( handle, context );
259 if (status) SetLastError( RtlNtStatusToDosError(status) );
264 /**********************************************************************
265 * SuspendThread [KERNEL32.@] Suspends a thread.
268 * Success: Previous suspend count
269 * Failure: 0xFFFFFFFF
271 DWORD WINAPI SuspendThread( HANDLE hthread ) /* [in] Handle to the thread */
274 NTSTATUS status = NtSuspendThread( hthread, &ret );
279 SetLastError( RtlNtStatusToDosError(status) );
285 /**********************************************************************
286 * ResumeThread [KERNEL32.@] Resumes a thread.
288 * Decrements a thread's suspend count. When count is zero, the
289 * execution of the thread is resumed.
292 * Success: Previous suspend count
293 * Failure: 0xFFFFFFFF
296 DWORD WINAPI ResumeThread( HANDLE hthread ) /* [in] Identifies thread to restart */
299 NTSTATUS status = NtResumeThread( hthread, &ret );
304 SetLastError( RtlNtStatusToDosError(status) );
310 /**********************************************************************
311 * GetThreadPriority [KERNEL32.@] Returns priority for thread.
314 * Success: Thread's priority level.
315 * Failure: THREAD_PRIORITY_ERROR_RETURN
317 INT WINAPI GetThreadPriority(
318 HANDLE hthread) /* [in] Handle to thread */
320 THREAD_BASIC_INFORMATION info;
321 NTSTATUS status = NtQueryInformationThread( hthread, ThreadBasicInformation,
322 &info, sizeof(info), NULL );
326 SetLastError( RtlNtStatusToDosError(status) );
327 return THREAD_PRIORITY_ERROR_RETURN;
329 return info.Priority;
333 /**********************************************************************
334 * SetThreadPriority [KERNEL32.@] Sets priority for thread.
340 BOOL WINAPI SetThreadPriority(
341 HANDLE hthread, /* [in] Handle to thread */
342 INT priority) /* [in] Thread priority level */
344 DWORD prio = priority;
347 status = NtSetInformationThread(hthread, ThreadBasePriority,
348 &prio, sizeof(prio));
352 SetLastError( RtlNtStatusToDosError(status) );
360 /**********************************************************************
361 * GetThreadPriorityBoost [KERNEL32.@] Returns priority boost for thread.
363 * Always reports that priority boost is disabled.
369 BOOL WINAPI GetThreadPriorityBoost(
370 HANDLE hthread, /* [in] Handle to thread */
371 PBOOL pstate) /* [out] pointer to var that receives the boost state */
373 if (pstate) *pstate = FALSE;
378 /**********************************************************************
379 * SetThreadPriorityBoost [KERNEL32.@] Sets priority boost for thread.
381 * Priority boost is not implemented. This function always returns
382 * FALSE and sets last error to ERROR_CALL_NOT_IMPLEMENTED
385 * Always returns FALSE to indicate a failure
387 BOOL WINAPI SetThreadPriorityBoost(
388 HANDLE hthread, /* [in] Handle to thread */
389 BOOL disable) /* [in] TRUE to disable priority boost */
391 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
396 /**********************************************************************
397 * SetThreadAffinityMask (KERNEL32.@)
399 DWORD_PTR WINAPI SetThreadAffinityMask( HANDLE hThread, DWORD_PTR dwThreadAffinityMask )
402 THREAD_BASIC_INFORMATION tbi;
404 status = NtQueryInformationThread( hThread, ThreadBasicInformation,
405 &tbi, sizeof(tbi), NULL );
408 SetLastError( RtlNtStatusToDosError(status) );
411 status = NtSetInformationThread( hThread, ThreadAffinityMask,
412 &dwThreadAffinityMask,
413 sizeof(dwThreadAffinityMask));
416 SetLastError( RtlNtStatusToDosError(status) );
419 return tbi.AffinityMask;
423 /**********************************************************************
424 * SetThreadIdealProcessor [KERNEL32.@] Obtains timing information.
427 * Success: Value of last call to SetThreadIdealProcessor
430 DWORD WINAPI SetThreadIdealProcessor(
431 HANDLE hThread, /* [in] Specifies the thread of interest */
432 DWORD dwIdealProcessor) /* [in] Specifies the new preferred processor */
434 FIXME("(%p): stub\n",hThread);
435 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
440 /* callback for QueueUserAPC */
441 static void CALLBACK call_user_apc( ULONG_PTR arg1, ULONG_PTR arg2, ULONG_PTR arg3 )
443 PAPCFUNC func = (PAPCFUNC)arg1;
447 /***********************************************************************
448 * QueueUserAPC (KERNEL32.@)
450 DWORD WINAPI QueueUserAPC( PAPCFUNC func, HANDLE hthread, ULONG_PTR data )
452 NTSTATUS status = NtQueueApcThread( hthread, call_user_apc, (ULONG_PTR)func, data, 0 );
454 if (status) SetLastError( RtlNtStatusToDosError(status) );
458 /***********************************************************************
459 * QueueUserWorkItem (KERNEL32.@)
461 BOOL WINAPI QueueUserWorkItem( LPTHREAD_START_ROUTINE Function, PVOID Context, ULONG Flags )
465 TRACE("(%p,%p,0x%08x)\n", Function, Context, Flags);
467 status = RtlQueueWorkItem( Function, Context, Flags );
469 if (status) SetLastError( RtlNtStatusToDosError(status) );
473 /**********************************************************************
474 * GetThreadTimes [KERNEL32.@] Obtains timing information.
480 BOOL WINAPI GetThreadTimes(
481 HANDLE thread, /* [in] Specifies the thread of interest */
482 LPFILETIME creationtime, /* [out] When the thread was created */
483 LPFILETIME exittime, /* [out] When the thread was destroyed */
484 LPFILETIME kerneltime, /* [out] Time thread spent in kernel mode */
485 LPFILETIME usertime) /* [out] Time thread spent in user mode */
487 KERNEL_USER_TIMES kusrt;
490 status = NtQueryInformationThread(thread, ThreadTimes, &kusrt,
491 sizeof(kusrt), NULL);
494 SetLastError( RtlNtStatusToDosError(status) );
499 creationtime->dwLowDateTime = kusrt.CreateTime.u.LowPart;
500 creationtime->dwHighDateTime = kusrt.CreateTime.u.HighPart;
504 exittime->dwLowDateTime = kusrt.ExitTime.u.LowPart;
505 exittime->dwHighDateTime = kusrt.ExitTime.u.HighPart;
509 kerneltime->dwLowDateTime = kusrt.KernelTime.u.LowPart;
510 kerneltime->dwHighDateTime = kusrt.KernelTime.u.HighPart;
514 usertime->dwLowDateTime = kusrt.UserTime.u.LowPart;
515 usertime->dwHighDateTime = kusrt.UserTime.u.HighPart;
521 /**********************************************************************
522 * GetThreadId [KERNEL32.@]
524 * Retrieve the identifier of a thread.
527 * Thread [I] The thread to retrieve the identifier of.
530 * Success: Identifier of the target thread.
533 DWORD WINAPI GetThreadId(HANDLE Thread)
535 THREAD_BASIC_INFORMATION tbi;
538 TRACE("(%p)\n", Thread);
540 status = NtQueryInformationThread(Thread, ThreadBasicInformation, &tbi,
544 SetLastError( RtlNtStatusToDosError(status) );
548 return HandleToULong(tbi.ClientId.UniqueThread);
552 /**********************************************************************
553 * VWin32_BoostThreadGroup [KERNEL.535]
555 VOID WINAPI VWin32_BoostThreadGroup( DWORD threadId, INT boost )
557 FIXME("(0x%08x,%d): stub\n", threadId, boost);
561 /**********************************************************************
562 * VWin32_BoostThreadStatic [KERNEL.536]
564 VOID WINAPI VWin32_BoostThreadStatic( DWORD threadId, INT boost )
566 FIXME("(0x%08x,%d): stub\n", threadId, boost);
570 /***********************************************************************
571 * GetCurrentThread [KERNEL32.@] Gets pseudohandle for current thread
574 * Pseudohandle for the current thread
576 #undef GetCurrentThread
577 HANDLE WINAPI GetCurrentThread(void)
579 return (HANDLE)0xfffffffe;
585 /***********************************************************************
586 * SetLastError (KERNEL.147)
587 * SetLastError (KERNEL32.@)
589 /* void WINAPI SetLastError( DWORD error ); */
590 __ASM_GLOBAL_FUNC( SetLastError,
591 "movl 4(%esp),%eax\n\t"
596 /***********************************************************************
597 * GetLastError (KERNEL.148)
598 * GetLastError (KERNEL32.@)
600 /* DWORD WINAPI GetLastError(void); */
601 __ASM_GLOBAL_FUNC( GetLastError, ".byte 0x64\n\tmovl 0x34,%eax\n\tret" )
603 /***********************************************************************
604 * GetCurrentProcessId (KERNEL.471)
605 * GetCurrentProcessId (KERNEL32.@)
607 /* DWORD WINAPI GetCurrentProcessId(void) */
608 __ASM_GLOBAL_FUNC( GetCurrentProcessId, ".byte 0x64\n\tmovl 0x20,%eax\n\tret" )
610 /***********************************************************************
611 * GetCurrentThreadId (KERNEL.462)
612 * GetCurrentThreadId (KERNEL32.@)
614 /* DWORD WINAPI GetCurrentThreadId(void) */
615 __ASM_GLOBAL_FUNC( GetCurrentThreadId, ".byte 0x64\n\tmovl 0x24,%eax\n\tret" )
619 /**********************************************************************
620 * SetLastError (KERNEL.147)
621 * SetLastError (KERNEL32.@)
623 * Sets the last-error code.
628 void WINAPI SetLastError( DWORD error ) /* [in] Per-thread error code */
630 NtCurrentTeb()->LastErrorValue = error;
633 /**********************************************************************
634 * GetLastError (KERNEL.148)
635 * GetLastError (KERNEL32.@)
637 * Get the last-error code.
642 DWORD WINAPI GetLastError(void)
644 return NtCurrentTeb()->LastErrorValue;
647 /***********************************************************************
648 * GetCurrentProcessId (KERNEL.471)
649 * GetCurrentProcessId (KERNEL32.@)
651 * Get the current process identifier.
654 * current process identifier
656 DWORD WINAPI GetCurrentProcessId(void)
658 return HandleToULong(NtCurrentTeb()->ClientId.UniqueProcess);
661 /***********************************************************************
662 * GetCurrentThreadId (KERNEL.462)
663 * GetCurrentThreadId (KERNEL32.@)
665 * Get the current thread identifier.
668 * current thread identifier
670 DWORD WINAPI GetCurrentThreadId(void)
672 return HandleToULong(NtCurrentTeb()->ClientId.UniqueThread);
675 #endif /* __i386__ */