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();
171 else RtlExitUserThread( code );
175 /**********************************************************************
176 * TerminateThread [KERNEL32.@] Terminates a thread
182 BOOL WINAPI TerminateThread( HANDLE handle, /* [in] Handle to thread */
183 DWORD exit_code) /* [in] Exit code for thread */
185 NTSTATUS status = NtTerminateThread( handle, exit_code );
186 if (status) SetLastError( RtlNtStatusToDosError(status) );
191 /***********************************************************************
192 * FreeLibraryAndExitThread (KERNEL32.@)
194 void WINAPI FreeLibraryAndExitThread(HINSTANCE hLibModule, DWORD dwExitCode)
196 FreeLibrary(hLibModule);
197 ExitThread(dwExitCode);
201 /**********************************************************************
202 * GetExitCodeThread (KERNEL32.@)
204 * Gets termination status of thread.
210 BOOL WINAPI GetExitCodeThread(
211 HANDLE hthread, /* [in] Handle to thread */
212 LPDWORD exitcode) /* [out] Address to receive termination status */
214 THREAD_BASIC_INFORMATION info;
215 NTSTATUS status = NtQueryInformationThread( hthread, ThreadBasicInformation,
216 &info, sizeof(info), NULL );
220 SetLastError( RtlNtStatusToDosError(status) );
223 if (exitcode) *exitcode = info.ExitStatus;
228 /***********************************************************************
229 * SetThreadContext [KERNEL32.@] Sets context of thread.
235 BOOL WINAPI SetThreadContext( HANDLE handle, /* [in] Handle to thread with context */
236 const CONTEXT *context ) /* [in] Address of context structure */
238 NTSTATUS status = NtSetContextThread( handle, context );
239 if (status) SetLastError( RtlNtStatusToDosError(status) );
244 /***********************************************************************
245 * GetThreadContext [KERNEL32.@] Retrieves context of thread.
251 BOOL WINAPI GetThreadContext( HANDLE handle, /* [in] Handle to thread with context */
252 CONTEXT *context ) /* [out] Address of context structure */
254 NTSTATUS status = NtGetContextThread( handle, context );
255 if (status) SetLastError( RtlNtStatusToDosError(status) );
260 /**********************************************************************
261 * SuspendThread [KERNEL32.@] Suspends a thread.
264 * Success: Previous suspend count
265 * Failure: 0xFFFFFFFF
267 DWORD WINAPI SuspendThread( HANDLE hthread ) /* [in] Handle to the thread */
270 NTSTATUS status = NtSuspendThread( hthread, &ret );
275 SetLastError( RtlNtStatusToDosError(status) );
281 /**********************************************************************
282 * ResumeThread [KERNEL32.@] Resumes a thread.
284 * Decrements a thread's suspend count. When count is zero, the
285 * execution of the thread is resumed.
288 * Success: Previous suspend count
289 * Failure: 0xFFFFFFFF
292 DWORD WINAPI ResumeThread( HANDLE hthread ) /* [in] Identifies thread to restart */
295 NTSTATUS status = NtResumeThread( hthread, &ret );
300 SetLastError( RtlNtStatusToDosError(status) );
306 /**********************************************************************
307 * GetThreadPriority [KERNEL32.@] Returns priority for thread.
310 * Success: Thread's priority level.
311 * Failure: THREAD_PRIORITY_ERROR_RETURN
313 INT WINAPI GetThreadPriority(
314 HANDLE hthread) /* [in] Handle to thread */
316 THREAD_BASIC_INFORMATION info;
317 NTSTATUS status = NtQueryInformationThread( hthread, ThreadBasicInformation,
318 &info, sizeof(info), NULL );
322 SetLastError( RtlNtStatusToDosError(status) );
323 return THREAD_PRIORITY_ERROR_RETURN;
325 return info.Priority;
329 /**********************************************************************
330 * SetThreadPriority [KERNEL32.@] Sets priority for thread.
336 BOOL WINAPI SetThreadPriority(
337 HANDLE hthread, /* [in] Handle to thread */
338 INT priority) /* [in] Thread priority level */
340 DWORD prio = priority;
343 status = NtSetInformationThread(hthread, ThreadBasePriority,
344 &prio, sizeof(prio));
348 SetLastError( RtlNtStatusToDosError(status) );
356 /**********************************************************************
357 * GetThreadPriorityBoost [KERNEL32.@] Returns priority boost for thread.
359 * Always reports that priority boost is disabled.
365 BOOL WINAPI GetThreadPriorityBoost(
366 HANDLE hthread, /* [in] Handle to thread */
367 PBOOL pstate) /* [out] pointer to var that receives the boost state */
369 if (pstate) *pstate = FALSE;
374 /**********************************************************************
375 * SetThreadPriorityBoost [KERNEL32.@] Sets priority boost for thread.
377 * Priority boost is not implemented. Thsi function always returns
378 * FALSE and sets last error to ERROR_CALL_NOT_IMPLEMENTED
381 * Always returns FALSE to indicate a failure
383 BOOL WINAPI SetThreadPriorityBoost(
384 HANDLE hthread, /* [in] Handle to thread */
385 BOOL disable) /* [in] TRUE to disable priority boost */
387 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
392 /**********************************************************************
393 * SetThreadAffinityMask (KERNEL32.@)
395 DWORD_PTR WINAPI SetThreadAffinityMask( HANDLE hThread, DWORD_PTR dwThreadAffinityMask )
398 THREAD_BASIC_INFORMATION tbi;
400 status = NtQueryInformationThread( hThread, ThreadBasicInformation,
401 &tbi, sizeof(tbi), NULL );
404 SetLastError( RtlNtStatusToDosError(status) );
407 status = NtSetInformationThread( hThread, ThreadAffinityMask,
408 &dwThreadAffinityMask,
409 sizeof(dwThreadAffinityMask));
412 SetLastError( RtlNtStatusToDosError(status) );
415 return tbi.AffinityMask;
419 /**********************************************************************
420 * SetThreadIdealProcessor [KERNEL32.@] Obtains timing information.
423 * Success: Value of last call to SetThreadIdealProcessor
426 DWORD WINAPI SetThreadIdealProcessor(
427 HANDLE hThread, /* [in] Specifies the thread of interest */
428 DWORD dwIdealProcessor) /* [in] Specifies the new preferred processor */
430 FIXME("(%p): stub\n",hThread);
431 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
436 /* callback for QueueUserAPC */
437 static void CALLBACK call_user_apc( ULONG_PTR arg1, ULONG_PTR arg2, ULONG_PTR arg3 )
439 PAPCFUNC func = (PAPCFUNC)arg1;
443 /***********************************************************************
444 * QueueUserAPC (KERNEL32.@)
446 DWORD WINAPI QueueUserAPC( PAPCFUNC func, HANDLE hthread, ULONG_PTR data )
448 NTSTATUS status = NtQueueApcThread( hthread, call_user_apc, (ULONG_PTR)func, data, 0 );
450 if (status) SetLastError( RtlNtStatusToDosError(status) );
454 /***********************************************************************
455 * QueueUserWorkItem (KERNEL32.@)
457 BOOL WINAPI QueueUserWorkItem( LPTHREAD_START_ROUTINE Function, PVOID Context, ULONG Flags )
461 TRACE("(%p,%p,0x%08x)\n", Function, Context, Flags);
463 status = RtlQueueWorkItem( Function, Context, Flags );
465 if (status) SetLastError( RtlNtStatusToDosError(status) );
469 /**********************************************************************
470 * GetThreadTimes [KERNEL32.@] Obtains timing information.
476 BOOL WINAPI GetThreadTimes(
477 HANDLE thread, /* [in] Specifies the thread of interest */
478 LPFILETIME creationtime, /* [out] When the thread was created */
479 LPFILETIME exittime, /* [out] When the thread was destroyed */
480 LPFILETIME kerneltime, /* [out] Time thread spent in kernel mode */
481 LPFILETIME usertime) /* [out] Time thread spent in user mode */
483 KERNEL_USER_TIMES kusrt;
486 status = NtQueryInformationThread(thread, ThreadTimes, &kusrt,
487 sizeof(kusrt), NULL);
490 SetLastError( RtlNtStatusToDosError(status) );
495 creationtime->dwLowDateTime = kusrt.CreateTime.u.LowPart;
496 creationtime->dwHighDateTime = kusrt.CreateTime.u.HighPart;
500 exittime->dwLowDateTime = kusrt.ExitTime.u.LowPart;
501 exittime->dwHighDateTime = kusrt.ExitTime.u.HighPart;
505 kerneltime->dwLowDateTime = kusrt.KernelTime.u.LowPart;
506 kerneltime->dwHighDateTime = kusrt.KernelTime.u.HighPart;
510 usertime->dwLowDateTime = kusrt.UserTime.u.LowPart;
511 usertime->dwHighDateTime = kusrt.UserTime.u.HighPart;
518 /**********************************************************************
519 * VWin32_BoostThreadGroup [KERNEL.535]
521 VOID WINAPI VWin32_BoostThreadGroup( DWORD threadId, INT boost )
523 FIXME("(0x%08x,%d): stub\n", threadId, boost);
527 /**********************************************************************
528 * VWin32_BoostThreadStatic [KERNEL.536]
530 VOID WINAPI VWin32_BoostThreadStatic( DWORD threadId, INT boost )
532 FIXME("(0x%08x,%d): stub\n", threadId, boost);
536 /***********************************************************************
537 * GetCurrentThread [KERNEL32.@] Gets pseudohandle for current thread
540 * Pseudohandle for the current thread
542 #undef GetCurrentThread
543 HANDLE WINAPI GetCurrentThread(void)
545 return (HANDLE)0xfffffffe;
551 /***********************************************************************
552 * SetLastError (KERNEL.147)
553 * SetLastError (KERNEL32.@)
555 /* void WINAPI SetLastError( DWORD error ); */
556 __ASM_GLOBAL_FUNC( SetLastError,
557 "movl 4(%esp),%eax\n\t"
562 /***********************************************************************
563 * GetLastError (KERNEL.148)
564 * GetLastError (KERNEL32.@)
566 /* DWORD WINAPI GetLastError(void); */
567 __ASM_GLOBAL_FUNC( GetLastError, ".byte 0x64\n\tmovl 0x34,%eax\n\tret" )
569 /***********************************************************************
570 * GetCurrentProcessId (KERNEL.471)
571 * GetCurrentProcessId (KERNEL32.@)
573 /* DWORD WINAPI GetCurrentProcessId(void) */
574 __ASM_GLOBAL_FUNC( GetCurrentProcessId, ".byte 0x64\n\tmovl 0x20,%eax\n\tret" )
576 /***********************************************************************
577 * GetCurrentThreadId (KERNEL.462)
578 * GetCurrentThreadId (KERNEL32.@)
580 /* DWORD WINAPI GetCurrentThreadId(void) */
581 __ASM_GLOBAL_FUNC( GetCurrentThreadId, ".byte 0x64\n\tmovl 0x24,%eax\n\tret" )
585 /**********************************************************************
586 * SetLastError (KERNEL.147)
587 * SetLastError (KERNEL32.@)
589 * Sets the last-error code.
594 void WINAPI SetLastError( DWORD error ) /* [in] Per-thread error code */
596 NtCurrentTeb()->LastErrorValue = error;
599 /**********************************************************************
600 * GetLastError (KERNEL.148)
601 * GetLastError (KERNEL32.@)
603 * Get the last-error code.
608 DWORD WINAPI GetLastError(void)
610 return NtCurrentTeb()->LastErrorValue;
613 /***********************************************************************
614 * GetCurrentProcessId (KERNEL.471)
615 * GetCurrentProcessId (KERNEL32.@)
617 * Get the current process identifier.
620 * current process identifier
622 DWORD WINAPI GetCurrentProcessId(void)
624 return HandleToULong(NtCurrentTeb()->ClientId.UniqueProcess);
627 /***********************************************************************
628 * GetCurrentThreadId (KERNEL.462)
629 * GetCurrentThreadId (KERNEL32.@)
631 * Get the current thread identifier.
634 * current thread identifier
636 DWORD WINAPI GetCurrentThreadId(void)
638 return HandleToULong(NtCurrentTeb()->ClientId.UniqueThread);
641 #endif /* __i386__ */