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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "wine/port.h"
26 #include <sys/types.h>
27 #ifdef HAVE_SYS_TIMES_H
28 #include <sys/times.h>
38 #include "wine/server.h"
39 #include "wine/debug.h"
41 WINE_DEFAULT_DEBUG_CHANNEL(thread);
44 /***********************************************************************
45 * SetThreadContext [KERNEL32.@] Sets context of thread.
51 BOOL WINAPI SetThreadContext( HANDLE handle, /* [in] Handle to thread with context */
52 const CONTEXT *context ) /* [in] Address of context structure */
54 NTSTATUS status = NtSetContextThread( handle, context );
55 if (status) SetLastError( RtlNtStatusToDosError(status) );
60 /***********************************************************************
61 * GetThreadContext [KERNEL32.@] Retrieves context of thread.
67 BOOL WINAPI GetThreadContext( HANDLE handle, /* [in] Handle to thread with context */
68 CONTEXT *context ) /* [out] Address of context structure */
70 NTSTATUS status = NtGetContextThread( handle, context );
71 if (status) SetLastError( RtlNtStatusToDosError(status) );
76 /**********************************************************************
77 * SuspendThread [KERNEL32.@] Suspends a thread.
80 * Success: Previous suspend count
83 DWORD WINAPI SuspendThread( HANDLE hthread ) /* [in] Handle to the thread */
86 NTSTATUS status = NtSuspendThread( hthread, &ret );
91 SetLastError( RtlNtStatusToDosError(status) );
97 /**********************************************************************
98 * ResumeThread [KERNEL32.@] Resumes a thread.
100 * Decrements a thread's suspend count. When count is zero, the
101 * execution of the thread is resumed.
104 * Success: Previous suspend count
105 * Failure: 0xFFFFFFFF
108 DWORD WINAPI ResumeThread( HANDLE hthread ) /* [in] Identifies thread to restart */
111 NTSTATUS status = NtResumeThread( hthread, &ret );
116 SetLastError( RtlNtStatusToDosError(status) );
122 /**********************************************************************
123 * GetThreadPriority [KERNEL32.@] Returns priority for thread.
126 * Success: Thread's priority level.
127 * Failure: THREAD_PRIORITY_ERROR_RETURN
129 INT WINAPI GetThreadPriority(
130 HANDLE hthread) /* [in] Handle to thread */
132 THREAD_BASIC_INFORMATION info;
133 NTSTATUS status = NtQueryInformationThread( hthread, ThreadBasicInformation,
134 &info, sizeof(info), NULL );
138 SetLastError( RtlNtStatusToDosError(status) );
139 return THREAD_PRIORITY_ERROR_RETURN;
141 return info.Priority;
145 /**********************************************************************
146 * SetThreadPriority [KERNEL32.@] Sets priority for thread.
152 BOOL WINAPI SetThreadPriority(
153 HANDLE hthread, /* [in] Handle to thread */
154 INT priority) /* [in] Thread priority level */
157 SERVER_START_REQ( set_thread_info )
159 req->handle = hthread;
160 req->priority = priority;
161 req->mask = SET_THREAD_INFO_PRIORITY;
162 ret = !wine_server_call_err( req );
169 /**********************************************************************
170 * GetThreadPriorityBoost [KERNEL32.@] Returns priority boost for thread.
172 * Always reports that priority boost is disabled.
178 BOOL WINAPI GetThreadPriorityBoost(
179 HANDLE hthread, /* [in] Handle to thread */
180 PBOOL pstate) /* [out] pointer to var that receives the boost state */
182 if (pstate) *pstate = FALSE;
187 /**********************************************************************
188 * SetThreadPriorityBoost [KERNEL32.@] Sets priority boost for thread.
190 * Priority boost is not implemented. Thsi function always returns
191 * FALSE and sets last error to ERROR_CALL_NOT_IMPLEMENTED
194 * Always returns FALSE to indicate a failure
196 BOOL WINAPI SetThreadPriorityBoost(
197 HANDLE hthread, /* [in] Handle to thread */
198 BOOL disable) /* [in] TRUE to disable priority boost */
200 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
205 /**********************************************************************
206 * SetThreadAffinityMask (KERNEL32.@)
208 DWORD WINAPI SetThreadAffinityMask( HANDLE hThread, DWORD dwThreadAffinityMask )
211 SERVER_START_REQ( set_thread_info )
213 req->handle = hThread;
214 req->affinity = dwThreadAffinityMask;
215 req->mask = SET_THREAD_INFO_AFFINITY;
216 ret = !wine_server_call_err( req );
217 /* FIXME: should return previous value */
224 /**********************************************************************
225 * SetThreadIdealProcessor [KERNEL32.@] Obtains timing information.
228 * Success: Value of last call to SetThreadIdealProcessor
231 DWORD WINAPI SetThreadIdealProcessor(
232 HANDLE hThread, /* [in] Specifies the thread of interest */
233 DWORD dwIdealProcessor) /* [in] Specifies the new preferred processor */
235 FIXME("(%p): stub\n",hThread);
236 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
241 /***********************************************************************
242 * SetThreadExecutionState (KERNEL32.@)
244 * Informs the system that activity is taking place for
245 * power management purposes.
247 EXECUTION_STATE WINAPI SetThreadExecutionState(EXECUTION_STATE flags)
249 static EXECUTION_STATE current =
250 ES_SYSTEM_REQUIRED|ES_DISPLAY_REQUIRED|ES_USER_PRESENT;
251 EXECUTION_STATE old = current;
253 if (!(current & ES_CONTINUOUS) || (flags & ES_CONTINUOUS))
255 FIXME("(0x%lx): stub, harmless (power management).\n", flags);
260 /* callback for QueueUserAPC */
261 static void CALLBACK call_user_apc( ULONG_PTR arg1, ULONG_PTR arg2, ULONG_PTR arg3 )
263 PAPCFUNC func = (PAPCFUNC)arg1;
267 /***********************************************************************
268 * QueueUserAPC (KERNEL32.@)
270 DWORD WINAPI QueueUserAPC( PAPCFUNC func, HANDLE hthread, ULONG_PTR data )
272 NTSTATUS status = NtQueueApcThread( hthread, call_user_apc, (ULONG_PTR)func, data, 0 );
274 if (status) SetLastError( RtlNtStatusToDosError(status) );
279 /**********************************************************************
280 * GetThreadTimes [KERNEL32.@] Obtains timing information.
286 BOOL WINAPI GetThreadTimes(
287 HANDLE thread, /* [in] Specifies the thread of interest */
288 LPFILETIME creationtime, /* [out] When the thread was created */
289 LPFILETIME exittime, /* [out] When the thread was destroyed */
290 LPFILETIME kerneltime, /* [out] Time thread spent in kernel mode */
291 LPFILETIME usertime) /* [out] Time thread spent in user mode */
295 if (creationtime || exittime)
297 /* We need to do a server call to get the creation time or exit time */
298 /* This works on any thread */
300 SERVER_START_REQ( get_thread_info )
302 req->handle = thread;
304 if ((ret = !wine_server_call_err( req )))
307 RtlSecondsSince1970ToTime( reply->creation_time, (LARGE_INTEGER*)creationtime );
309 RtlSecondsSince1970ToTime( reply->exit_time, (LARGE_INTEGER*)exittime );
314 if (ret && (kerneltime || usertime))
316 /* We call times(2) for kernel time or user time */
317 /* We can only (portably) do this for the current thread */
318 if (thread == GetCurrentThread())
322 long clocks_per_sec = sysconf(_SC_CLK_TCK);
327 time = (ULONGLONG)time_buf.tms_stime * 10000000 / clocks_per_sec;
328 kerneltime->dwHighDateTime = time >> 32;
329 kerneltime->dwLowDateTime = (DWORD)time;
333 time = (ULONGLONG)time_buf.tms_utime * 10000000 / clocks_per_sec;
334 usertime->dwHighDateTime = time >> 32;
335 usertime->dwLowDateTime = (DWORD)time;
340 if (kerneltime) kerneltime->dwHighDateTime = kerneltime->dwLowDateTime = 0;
341 if (usertime) usertime->dwHighDateTime = usertime->dwLowDateTime = 0;
342 FIXME("Cannot get kerneltime or usertime of other threads\n");
349 /**********************************************************************
350 * VWin32_BoostThreadGroup [KERNEL.535]
352 VOID WINAPI VWin32_BoostThreadGroup( DWORD threadId, INT boost )
354 FIXME("(0x%08lx,%d): stub\n", threadId, boost);
358 /**********************************************************************
359 * VWin32_BoostThreadStatic [KERNEL.536]
361 VOID WINAPI VWin32_BoostThreadStatic( DWORD threadId, INT boost )
363 FIXME("(0x%08lx,%d): stub\n", threadId, boost);
367 /***********************************************************************
368 * GetCurrentThread [KERNEL32.@] Gets pseudohandle for current thread
371 * Pseudohandle for the current thread
373 #undef GetCurrentThread
374 HANDLE WINAPI GetCurrentThread(void)
376 return (HANDLE)0xfffffffe;