ReactOS 0.4.15-dev-6052-g2626c72
query.c
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1/*
2 * PROJECT: ReactOS Kernel
3 * LICENSE: GPL - See COPYING in the top level directory
4 * FILE: ntoskrnl/ps/query.c
5 * PURPOSE: Process Manager: Thread/Process Query/Set Information
6 * PROGRAMMERS: Alex Ionescu (alex.ionescu@reactos.org)
7 * Thomas Weidenmueller (w3seek@reactos.org)
8 * Eric Kohl
9 */
10
11/* INCLUDES ******************************************************************/
12
13#include <ntoskrnl.h>
14#define NDEBUG
15#include <debug.h>
16
17/* Debugging Level */
18ULONG PspTraceLevel = 0;
19
20/* PRIVATE FUNCTIONS *********************************************************/
21
22NTSTATUS
23NTAPI
24PsReferenceProcessFilePointer(IN PEPROCESS Process,
25 OUT PFILE_OBJECT *FileObject)
26{
27 PSECTION Section;
28 PAGED_CODE();
29
30 /* Lock the process */
31 if (!ExAcquireRundownProtection(&Process->RundownProtect))
32 {
33 return STATUS_PROCESS_IS_TERMINATING;
34 }
35
36 /* Get the section */
37 Section = Process->SectionObject;
38 if (Section)
39 {
40 /* Get the file object and reference it */
41 *FileObject = MmGetFileObjectForSection((PVOID)Section);
42 ObReferenceObject(*FileObject);
43 }
44
45 /* Release the protection */
46 ExReleaseRundownProtection(&Process->RundownProtect);
47
48 /* Return status */
49 return Section ? STATUS_SUCCESS : STATUS_UNSUCCESSFUL;
50}
51
52/* PUBLIC FUNCTIONS **********************************************************/
53
54/*
55 * @implemented
56 */
57NTSTATUS
58NTAPI
59NtQueryInformationProcess(
60 _In_ HANDLE ProcessHandle,
61 _In_ PROCESSINFOCLASS ProcessInformationClass,
62 _Out_ PVOID ProcessInformation,
63 _In_ ULONG ProcessInformationLength,
64 _Out_opt_ PULONG ReturnLength)
65{
66 PEPROCESS Process;
67 KPROCESSOR_MODE PreviousMode = ExGetPreviousMode();
68 NTSTATUS Status;
69 ULONG Length = 0;
70 HANDLE DebugPort = 0;
71 PPROCESS_BASIC_INFORMATION ProcessBasicInfo =
72 (PPROCESS_BASIC_INFORMATION)ProcessInformation;
73 PKERNEL_USER_TIMES ProcessTime = (PKERNEL_USER_TIMES)ProcessInformation;
74 ULONG UserTime, KernelTime;
75 PPROCESS_PRIORITY_CLASS PsPriorityClass = (PPROCESS_PRIORITY_CLASS)ProcessInformation;
76 ULONG HandleCount;
77 PPROCESS_SESSION_INFORMATION SessionInfo =
78 (PPROCESS_SESSION_INFORMATION)ProcessInformation;
79 PVM_COUNTERS VmCounters = (PVM_COUNTERS)ProcessInformation;
80 PIO_COUNTERS IoCounters = (PIO_COUNTERS)ProcessInformation;
81 PQUOTA_LIMITS QuotaLimits = (PQUOTA_LIMITS)ProcessInformation;
82 PUNICODE_STRING ImageName;
83 ULONG Cookie, ExecuteOptions = 0;
84 ULONG_PTR Wow64 = 0;
85 PROCESS_VALUES ProcessValues;
86 ULONG Flags;
87 PAGED_CODE();
88
89 /* Verify Information Class validity */
90 Status = DefaultQueryInfoBufferCheck(ProcessInformationClass,
91 PsProcessInfoClass,
92 RTL_NUMBER_OF(PsProcessInfoClass),
93 ICIF_PROBE_READ,
94 ProcessInformation,
95 ProcessInformationLength,
96 ReturnLength,
97 NULL,
98 PreviousMode);
99 if (!NT_SUCCESS(Status))
100 {
101 DPRINT1("NtQueryInformationProcess(): Information verification class failed! (Status -> 0x%lx, ProcessInformationClass -> %lx)\n", Status, ProcessInformationClass);
102 return Status;
103 }
104
105 if (((ProcessInformationClass == ProcessCookie) ||
106 (ProcessInformationClass == ProcessImageInformation)) &&
107 (ProcessHandle != NtCurrentProcess()))
108 {
109 /*
110 * Retrieving the process cookie is only allowed for the calling process
111 * itself! XP only allows NtCurrentProcess() as process handles even if
112 * a real handle actually represents the current process.
113 */
114 return STATUS_INVALID_PARAMETER;
115 }
116
117 /* Check the information class */
118 switch (ProcessInformationClass)
119 {
120 /* Basic process information */
121 case ProcessBasicInformation:
122
123 if (ProcessInformationLength != sizeof(PROCESS_BASIC_INFORMATION))
124 {
125 Status = STATUS_INFO_LENGTH_MISMATCH;
126 break;
127 }
128
129 /* Set return length */
130 Length = sizeof(PROCESS_BASIC_INFORMATION);
131
132 /* Reference the process */
133 Status = ObReferenceObjectByHandle(ProcessHandle,
134 PROCESS_QUERY_INFORMATION,
135 PsProcessType,
136 PreviousMode,
137 (PVOID*)&Process,
138 NULL);
139 if (!NT_SUCCESS(Status)) break;
140
141 /* Protect writes with SEH */
142 _SEH2_TRY
143 {
144 /* Write all the information from the EPROCESS/KPROCESS */
145 ProcessBasicInfo->ExitStatus = Process->ExitStatus;
146 ProcessBasicInfo->PebBaseAddress = Process->Peb;
147 ProcessBasicInfo->AffinityMask = Process->Pcb.Affinity;
148 ProcessBasicInfo->UniqueProcessId = (ULONG_PTR)Process->
149 UniqueProcessId;
150 ProcessBasicInfo->InheritedFromUniqueProcessId =
151 (ULONG_PTR)Process->InheritedFromUniqueProcessId;
152 ProcessBasicInfo->BasePriority = Process->Pcb.BasePriority;
153
154 }
155 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
156 {
157 /* Get exception code */
158 Status = _SEH2_GetExceptionCode();
159 }
160 _SEH2_END;
161
162 /* Dereference the process */
163 ObDereferenceObject(Process);
164 break;
165
166 /* Process quota limits */
167 case ProcessQuotaLimits:
168
169 if (ProcessInformationLength != sizeof(QUOTA_LIMITS))
170 {
171 Status = STATUS_INFO_LENGTH_MISMATCH;
172 break;
173 }
174
175 Length = sizeof(QUOTA_LIMITS);
176
177 /* Reference the process */
178 Status = ObReferenceObjectByHandle(ProcessHandle,
179 PROCESS_QUERY_INFORMATION,
180 PsProcessType,
181 PreviousMode,
182 (PVOID*)&Process,
183 NULL);
184 if (!NT_SUCCESS(Status)) break;
185
186 /* Indicate success */
187 Status = STATUS_SUCCESS;
188
189 _SEH2_TRY
190 {
191 /* Set max/min working set sizes */
192 QuotaLimits->MaximumWorkingSetSize =
193 Process->Vm.MaximumWorkingSetSize << PAGE_SHIFT;
194 QuotaLimits->MinimumWorkingSetSize =
195 Process->Vm.MinimumWorkingSetSize << PAGE_SHIFT;
196
197 /* Set default time limits */
198 QuotaLimits->TimeLimit.LowPart = MAXULONG;
199 QuotaLimits->TimeLimit.HighPart = MAXULONG;
200
201 /* Is quota block a default one? */
202 if (Process->QuotaBlock == &PspDefaultQuotaBlock)
203 {
204 /* Set default pools and pagefile limits */
205 QuotaLimits->PagedPoolLimit = (SIZE_T)-1;
206 QuotaLimits->NonPagedPoolLimit = (SIZE_T)-1;
207 QuotaLimits->PagefileLimit = (SIZE_T)-1;
208 }
209 else
210 {
211 /* Get limits from non-default quota block */
212 QuotaLimits->PagedPoolLimit =
213 Process->QuotaBlock->QuotaEntry[PsPagedPool].Limit;
214 QuotaLimits->NonPagedPoolLimit =
215 Process->QuotaBlock->QuotaEntry[PsNonPagedPool].Limit;
216 QuotaLimits->PagefileLimit =
217 Process->QuotaBlock->QuotaEntry[PsPageFile].Limit;
218 }
219 }
220 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
221 {
222 /* Get exception code */
223 Status = _SEH2_GetExceptionCode();
224 }
225 _SEH2_END;
226
227 /* Dereference the process */
228 ObDereferenceObject(Process);
229 break;
230
231 case ProcessIoCounters:
232
233 if (ProcessInformationLength != sizeof(IO_COUNTERS))
234 {
235 Status = STATUS_INFO_LENGTH_MISMATCH;
236 break;
237 }
238
239 Length = sizeof(IO_COUNTERS);
240
241 /* Reference the process */
242 Status = ObReferenceObjectByHandle(ProcessHandle,
243 PROCESS_QUERY_INFORMATION,
244 PsProcessType,
245 PreviousMode,
246 (PVOID*)&Process,
247 NULL);
248 if (!NT_SUCCESS(Status)) break;
249
250 /* Query IO counters from the process */
251 KeQueryValuesProcess(&Process->Pcb, &ProcessValues);
252
253 _SEH2_TRY
254 {
255 RtlCopyMemory(IoCounters, &ProcessValues.IoInfo, sizeof(IO_COUNTERS));
256 }
257 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
258 {
259 /* Ignore exception */
260 }
261 _SEH2_END;
262
263 /* Set status to success in any case */
264 Status = STATUS_SUCCESS;
265
266 /* Dereference the process */
267 ObDereferenceObject(Process);
268 break;
269
270 /* Timing */
271 case ProcessTimes:
272
273 /* Set the return length */
274 if (ProcessInformationLength != sizeof(KERNEL_USER_TIMES))
275 {
276 Status = STATUS_INFO_LENGTH_MISMATCH;
277 break;
278 }
279
280 Length = sizeof(KERNEL_USER_TIMES);
281
282 /* Reference the process */
283 Status = ObReferenceObjectByHandle(ProcessHandle,
284 PROCESS_QUERY_INFORMATION,
285 PsProcessType,
286 PreviousMode,
287 (PVOID*)&Process,
288 NULL);
289 if (!NT_SUCCESS(Status)) break;
290
291 /* Protect writes with SEH */
292 _SEH2_TRY
293 {
294 /* Copy time information from EPROCESS/KPROCESS */
295 KernelTime = KeQueryRuntimeProcess(&Process->Pcb, &UserTime);
296 ProcessTime->CreateTime = Process->CreateTime;
297 ProcessTime->UserTime.QuadPart = (LONGLONG)UserTime * KeMaximumIncrement;
298 ProcessTime->KernelTime.QuadPart = (LONGLONG)KernelTime * KeMaximumIncrement;
299 ProcessTime->ExitTime = Process->ExitTime;
300 }
301 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
302 {
303 /* Get exception code */
304 Status = _SEH2_GetExceptionCode();
305 }
306 _SEH2_END;
307
308 /* Dereference the process */
309 ObDereferenceObject(Process);
310 break;
311
312 /* Process Debug Port */
313 case ProcessDebugPort:
314
315 if (ProcessInformationLength != sizeof(HANDLE))
316 {
317 Status = STATUS_INFO_LENGTH_MISMATCH;
318 break;
319 }
320
321 /* Set return length */
322 Length = sizeof(HANDLE);
323
324 /* Reference the process */
325 Status = ObReferenceObjectByHandle(ProcessHandle,
326 PROCESS_QUERY_INFORMATION,
327 PsProcessType,
328 PreviousMode,
329 (PVOID*)&Process,
330 NULL);
331 if (!NT_SUCCESS(Status)) break;
332
333 /* Protect write with SEH */
334 _SEH2_TRY
335 {
336 /* Return whether or not we have a debug port */
337 *(PHANDLE)ProcessInformation = (Process->DebugPort ?
338 (HANDLE)-1 : NULL);
339 }
340 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
341 {
342 /* Get exception code */
343 Status = _SEH2_GetExceptionCode();
344 }
345 _SEH2_END;
346
347 /* Dereference the process */
348 ObDereferenceObject(Process);
349 break;
350
351 case ProcessHandleCount:
352
353 if (ProcessInformationLength != sizeof(ULONG))
354 {
355 Status = STATUS_INFO_LENGTH_MISMATCH;
356 break;
357 }
358
359 /* Set the return length*/
360 Length = sizeof(ULONG);
361
362 /* Reference the process */
363 Status = ObReferenceObjectByHandle(ProcessHandle,
364 PROCESS_QUERY_INFORMATION,
365 PsProcessType,
366 PreviousMode,
367 (PVOID*)&Process,
368 NULL);
369 if (!NT_SUCCESS(Status)) break;
370
371 /* Count the number of handles this process has */
372 HandleCount = ObGetProcessHandleCount(Process);
373
374 /* Protect write in SEH */
375 _SEH2_TRY
376 {
377 /* Return the count of handles */
378 *(PULONG)ProcessInformation = HandleCount;
379 }
380 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
381 {
382 /* Get the exception code */
383 Status = _SEH2_GetExceptionCode();
384 }
385 _SEH2_END;
386
387 /* Dereference the process */
388 ObDereferenceObject(Process);
389 break;
390
391 /* Session ID for the process */
392 case ProcessSessionInformation:
393
394 if (ProcessInformationLength != sizeof(PROCESS_SESSION_INFORMATION))
395 {
396 Status = STATUS_INFO_LENGTH_MISMATCH;
397 break;
398 }
399
400 /* Set the return length*/
401 Length = sizeof(PROCESS_SESSION_INFORMATION);
402
403 /* Reference the process */
404 Status = ObReferenceObjectByHandle(ProcessHandle,
405 PROCESS_QUERY_INFORMATION,
406 PsProcessType,
407 PreviousMode,
408 (PVOID*)&Process,
409 NULL);
410 if (!NT_SUCCESS(Status)) break;
411
412 /* Enter SEH for write safety */
413 _SEH2_TRY
414 {
415 /* Write back the Session ID */
416 SessionInfo->SessionId = PsGetProcessSessionId(Process);
417 }
418 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
419 {
420 /* Get the exception code */
421 Status = _SEH2_GetExceptionCode();
422 }
423 _SEH2_END;
424
425 /* Dereference the process */
426 ObDereferenceObject(Process);
427 break;
428
429 /* Virtual Memory Statistics */
430 case ProcessVmCounters:
431
432 /* Validate the input length */
433 if ((ProcessInformationLength != sizeof(VM_COUNTERS)) &&
434 (ProcessInformationLength != sizeof(VM_COUNTERS_EX)))
435 {
436 Status = STATUS_INFO_LENGTH_MISMATCH;
437 break;
438 }
439
440 /* Reference the process */
441 Status = ObReferenceObjectByHandle(ProcessHandle,
442 PROCESS_QUERY_INFORMATION,
443 PsProcessType,
444 PreviousMode,
445 (PVOID*)&Process,
446 NULL);
447 if (!NT_SUCCESS(Status)) break;
448
449 /* Enter SEH for write safety */
450 _SEH2_TRY
451 {
452 /* Return data from EPROCESS */
453 VmCounters->PeakVirtualSize = Process->PeakVirtualSize;
454 VmCounters->VirtualSize = Process->VirtualSize;
455 VmCounters->PageFaultCount = Process->Vm.PageFaultCount;
456 VmCounters->PeakWorkingSetSize = Process->Vm.PeakWorkingSetSize;
457 VmCounters->WorkingSetSize = Process->Vm.WorkingSetSize;
458 VmCounters->QuotaPeakPagedPoolUsage = Process->QuotaPeak[PsPagedPool];
459 VmCounters->QuotaPagedPoolUsage = Process->QuotaUsage[PsPagedPool];
460 VmCounters->QuotaPeakNonPagedPoolUsage = Process->QuotaPeak[PsNonPagedPool];
461 VmCounters->QuotaNonPagedPoolUsage = Process->QuotaUsage[PsNonPagedPool];
462 VmCounters->PagefileUsage = Process->QuotaUsage[PsPageFile] << PAGE_SHIFT;
463 VmCounters->PeakPagefileUsage = Process->QuotaPeak[PsPageFile] << PAGE_SHIFT;
464 //VmCounters->PrivateUsage = Process->CommitCharge << PAGE_SHIFT;
465 //
466
467 /* Set the return length */
468 Length = ProcessInformationLength;
469 }
470 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
471 {
472 /* Get the exception code */
473 Status = _SEH2_GetExceptionCode();
474 }
475 _SEH2_END;
476
477 /* Dereference the process */
478 ObDereferenceObject(Process);
479 break;
480
481 /* Hard Error Processing Mode */
482 case ProcessDefaultHardErrorMode:
483
484 if (ProcessInformationLength != sizeof(ULONG))
485 {
486 Status = STATUS_INFO_LENGTH_MISMATCH;
487 break;
488 }
489
490 /* Set the return length*/
491 Length = sizeof(ULONG);
492
493 /* Reference the process */
494 Status = ObReferenceObjectByHandle(ProcessHandle,
495 PROCESS_QUERY_INFORMATION,
496 PsProcessType,
497 PreviousMode,
498 (PVOID*)&Process,
499 NULL);
500 if (!NT_SUCCESS(Status)) break;
501
502 /* Enter SEH for writing back data */
503 _SEH2_TRY
504 {
505 /* Write the current processing mode */
506 *(PULONG)ProcessInformation = Process->
507 DefaultHardErrorProcessing;
508 }
509 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
510 {
511 /* Get the exception code */
512 Status = _SEH2_GetExceptionCode();
513 }
514 _SEH2_END;
515
516 /* Dereference the process */
517 ObDereferenceObject(Process);
518 break;
519
520 /* Priority Boosting status */
521 case ProcessPriorityBoost:
522
523 if (ProcessInformationLength != sizeof(ULONG))
524 {
525 Status = STATUS_INFO_LENGTH_MISMATCH;
526 break;
527 }
528
529 /* Set the return length */
530 Length = sizeof(ULONG);
531
532 /* Reference the process */
533 Status = ObReferenceObjectByHandle(ProcessHandle,
534 PROCESS_QUERY_INFORMATION,
535 PsProcessType,
536 PreviousMode,
537 (PVOID*)&Process,
538 NULL);
539 if (!NT_SUCCESS(Status)) break;
540
541 /* Enter SEH for writing back data */
542 _SEH2_TRY
543 {
544 /* Return boost status */
545 *(PULONG)ProcessInformation = Process->Pcb.DisableBoost ?
546 TRUE : FALSE;
547 }
548 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
549 {
550 /* Get the exception code */
551 Status = _SEH2_GetExceptionCode();
552 }
553 _SEH2_END;
554
555 /* Dereference the process */
556 ObDereferenceObject(Process);
557 break;
558
559 /* DOS Device Map */
560 case ProcessDeviceMap:
561
562 if (ProcessInformationLength == sizeof(PROCESS_DEVICEMAP_INFORMATION_EX))
563 {
564 /* Protect read in SEH */
565 _SEH2_TRY
566 {
567 PPROCESS_DEVICEMAP_INFORMATION_EX DeviceMapEx = ProcessInformation;
568
569 Flags = DeviceMapEx->Flags;
570 }
571 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
572 {
573 /* Get the exception code */
574 Status = _SEH2_GetExceptionCode();
575 _SEH2_YIELD(break);
576 }
577 _SEH2_END;
578
579 /* Only one flag is supported and it needs LUID mappings */
580 if ((Flags & ~PROCESS_LUID_DOSDEVICES_ONLY) != 0 ||
581 !ObIsLUIDDeviceMapsEnabled())
582 {
583 Status = STATUS_INVALID_PARAMETER;
584 break;
585 }
586 }
587 else
588 {
589 /* This has to be the size of the Query union field for x64 compatibility! */
590 if (ProcessInformationLength != RTL_FIELD_SIZE(PROCESS_DEVICEMAP_INFORMATION, Query))
591 {
592 Status = STATUS_INFO_LENGTH_MISMATCH;
593 break;
594 }
595
596 /* No flags for standard call */
597 Flags = 0;
598 }
599
600 /* Set the return length */
601 Length = ProcessInformationLength;
602
603 /* Reference the process */
604 Status = ObReferenceObjectByHandle(ProcessHandle,
605 PROCESS_QUERY_INFORMATION,
606 PsProcessType,
607 PreviousMode,
608 (PVOID*)&Process,
609 NULL);
610 if (!NT_SUCCESS(Status)) break;
611
612 /* Query the device map information */
613 Status = ObQueryDeviceMapInformation(Process,
614 ProcessInformation,
615 Flags);
616
617 /* Dereference the process */
618 ObDereferenceObject(Process);
619 break;
620
621 /* Priority class */
622 case ProcessPriorityClass:
623
624 if (ProcessInformationLength != sizeof(PROCESS_PRIORITY_CLASS))
625 {
626 Status = STATUS_INFO_LENGTH_MISMATCH;
627 break;
628 }
629
630 /* Set the return length*/
631 Length = sizeof(PROCESS_PRIORITY_CLASS);
632
633 /* Reference the process */
634 Status = ObReferenceObjectByHandle(ProcessHandle,
635 PROCESS_QUERY_INFORMATION,
636 PsProcessType,
637 PreviousMode,
638 (PVOID*)&Process,
639 NULL);
640 if (!NT_SUCCESS(Status)) break;
641
642 /* Enter SEH for writing back data */
643 _SEH2_TRY
644 {
645 /* Return current priority class */
646 PsPriorityClass->PriorityClass = Process->PriorityClass;
647 PsPriorityClass->Foreground = FALSE;
648 }
649 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
650 {
651 /* Get the exception code */
652 Status = _SEH2_GetExceptionCode();
653 }
654 _SEH2_END;
655
656 /* Dereference the process */
657 ObDereferenceObject(Process);
658 break;
659
660 case ProcessImageFileName:
661
662 /* Reference the process */
663 Status = ObReferenceObjectByHandle(ProcessHandle,
664 PROCESS_QUERY_INFORMATION,
665 PsProcessType,
666 PreviousMode,
667 (PVOID*)&Process,
668 NULL);
669 if (!NT_SUCCESS(Status)) break;
670
671 /* Get the image path */
672 Status = SeLocateProcessImageName(Process, &ImageName);
673 if (NT_SUCCESS(Status))
674 {
675 /* Set return length */
676 Length = ImageName->MaximumLength +
677 sizeof(OBJECT_NAME_INFORMATION);
678
679 /* Make sure it's large enough */
680 if (Length <= ProcessInformationLength)
681 {
682 /* Enter SEH to protect write */
683 _SEH2_TRY
684 {
685 /* Copy it */
686 RtlCopyMemory(ProcessInformation,
687 ImageName,
688 Length);
689
690 /* Update pointer */
691 ((PUNICODE_STRING)ProcessInformation)->Buffer =
692 (PWSTR)((PUNICODE_STRING)ProcessInformation + 1);
693 }
694 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
695 {
696 /* Get the exception code */
697 Status = _SEH2_GetExceptionCode();
698 }
699 _SEH2_END;
700 }
701 else
702 {
703 /* Buffer too small */
704 Status = STATUS_INFO_LENGTH_MISMATCH;
705 }
706
707 /* Free the image path */
708 ExFreePoolWithTag(ImageName, TAG_SEPA);
709 }
710 /* Dereference the process */
711 ObDereferenceObject(Process);
712 break;
713
714 case ProcessDebugFlags:
715
716 if (ProcessInformationLength != sizeof(ULONG))
717 {
718 Status = STATUS_INFO_LENGTH_MISMATCH;
719 break;
720 }
721
722 /* Set the return length*/
723 Length = sizeof(ULONG);
724
725 /* Reference the process */
726 Status = ObReferenceObjectByHandle(ProcessHandle,
727 PROCESS_QUERY_INFORMATION,
728 PsProcessType,
729 PreviousMode,
730 (PVOID*)&Process,
731 NULL);
732 if (!NT_SUCCESS(Status)) break;
733
734 /* Enter SEH for writing back data */
735 _SEH2_TRY
736 {
737 /* Return the debug flag state */
738 *(PULONG)ProcessInformation = Process->NoDebugInherit ? 0 : 1;
739 }
740 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
741 {
742 /* Get the exception code */
743 Status = _SEH2_GetExceptionCode();
744 }
745 _SEH2_END;
746
747 /* Dereference the process */
748 ObDereferenceObject(Process);
749 break;
750
751 case ProcessBreakOnTermination:
752
753 if (ProcessInformationLength != sizeof(ULONG))
754 {
755 Status = STATUS_INFO_LENGTH_MISMATCH;
756 break;
757 }
758
759 /* Set the return length */
760 Length = sizeof(ULONG);
761
762 /* Reference the process */
763 Status = ObReferenceObjectByHandle(ProcessHandle,
764 PROCESS_QUERY_INFORMATION,
765 PsProcessType,
766 PreviousMode,
767 (PVOID*)&Process,
768 NULL);
769 if (!NT_SUCCESS(Status)) break;
770
771 /* Enter SEH for writing back data */
772 _SEH2_TRY
773 {
774 /* Return the BreakOnTermination state */
775 *(PULONG)ProcessInformation = Process->BreakOnTermination;
776 }
777 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
778 {
779 /* Get the exception code */
780 Status = _SEH2_GetExceptionCode();
781 }
782 _SEH2_END;
783
784 /* Dereference the process */
785 ObDereferenceObject(Process);
786 break;
787
788 /* Per-process security cookie */
789 case ProcessCookie:
790
791 if (ProcessInformationLength != sizeof(ULONG))
792 {
793 /* Length size wrong, bail out */
794 Status = STATUS_INFO_LENGTH_MISMATCH;
795 break;
796 }
797
798 /* Get the current process and cookie */
799 Process = PsGetCurrentProcess();
800 Cookie = Process->Cookie;
801 if (!Cookie)
802 {
803 LARGE_INTEGER SystemTime;
804 ULONG NewCookie;
805 PKPRCB Prcb;
806
807 /* Generate a new cookie */
808 KeQuerySystemTime(&SystemTime);
809 Prcb = KeGetCurrentPrcb();
810 NewCookie = Prcb->KeSystemCalls ^ Prcb->InterruptTime ^
811 SystemTime.u.LowPart ^ SystemTime.u.HighPart;
812
813 /* Set the new cookie or return the current one */
814 Cookie = InterlockedCompareExchange((LONG*)&Process->Cookie,
815 NewCookie,
816 Cookie);
817 if (!Cookie) Cookie = NewCookie;
818
819 /* Set return length */
820 Length = sizeof(ULONG);
821 }
822
823 /* Indicate success */
824 Status = STATUS_SUCCESS;
825
826 /* Enter SEH to protect write */
827 _SEH2_TRY
828 {
829 /* Write back the cookie */
830 *(PULONG)ProcessInformation = Cookie;
831 }
832 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
833 {
834 /* Get the exception code */
835 Status = _SEH2_GetExceptionCode();
836 }
837 _SEH2_END;
838 break;
839
840 case ProcessImageInformation:
841
842 if (ProcessInformationLength != sizeof(SECTION_IMAGE_INFORMATION))
843 {
844 /* Break out */
845 Status = STATUS_INFO_LENGTH_MISMATCH;
846 break;
847 }
848
849 /* Set the length required and validate it */
850 Length = sizeof(SECTION_IMAGE_INFORMATION);
851
852 /* Enter SEH to protect write */
853 _SEH2_TRY
854 {
855 MmGetImageInformation((PSECTION_IMAGE_INFORMATION)ProcessInformation);
856 }
857 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
858 {
859 /* Get the exception code */
860 Status = _SEH2_GetExceptionCode();
861 }
862 _SEH2_END;
863
864 /* Indicate success */
865 Status = STATUS_SUCCESS;
866 break;
867
868 case ProcessDebugObjectHandle:
869
870 if (ProcessInformationLength != sizeof(HANDLE))
871 {
872 Status = STATUS_INFO_LENGTH_MISMATCH;
873 break;
874 }
875
876 /* Set the return length */
877 Length = sizeof(HANDLE);
878
879 /* Reference the process */
880 Status = ObReferenceObjectByHandle(ProcessHandle,
881 PROCESS_QUERY_INFORMATION,
882 PsProcessType,
883 PreviousMode,
884 (PVOID*)&Process,
885 NULL);
886 if (!NT_SUCCESS(Status)) break;
887
888 /* Get the debug port */
889 Status = DbgkOpenProcessDebugPort(Process, PreviousMode, &DebugPort);
890
891 /* Let go of the process */
892 ObDereferenceObject(Process);
893
894 /* Protect write in SEH */
895 _SEH2_TRY
896 {
897 /* Return debug port's handle */
898 *(PHANDLE)ProcessInformation = DebugPort;
899 }
900 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
901 {
902 /* Get the exception code */
903 Status = _SEH2_GetExceptionCode();
904 }
905 _SEH2_END;
906 break;
907
908 case ProcessHandleTracing:
909 DPRINT1("Handle tracing Not implemented: %lx\n", ProcessInformationClass);
910 Status = STATUS_NOT_IMPLEMENTED;
911 break;
912
913 case ProcessLUIDDeviceMapsEnabled:
914
915 if (ProcessInformationLength != sizeof(ULONG))
916 {
917 Status = STATUS_INFO_LENGTH_MISMATCH;
918 break;
919 }
920
921 /* Set the return length */
922 Length = sizeof(ULONG);
923
924 /* Indicate success */
925 Status = STATUS_SUCCESS;
926
927 /* Protect write in SEH */
928 _SEH2_TRY
929 {
930 /* Query Ob */
931 *(PULONG)ProcessInformation = ObIsLUIDDeviceMapsEnabled();
932 }
933 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
934 {
935 /* Get the exception code */
936 Status = _SEH2_GetExceptionCode();
937 }
938 _SEH2_END;
939 break;
940
941 case ProcessWx86Information:
942
943 if (ProcessInformationLength != sizeof(ULONG))
944 {
945 Status = STATUS_INFO_LENGTH_MISMATCH;
946 break;
947 }
948
949 /* Set the return length */
950 Length = sizeof(ULONG);
951
952 /* Reference the process */
953 Status = ObReferenceObjectByHandle(ProcessHandle,
954 PROCESS_QUERY_INFORMATION,
955 PsProcessType,
956 PreviousMode,
957 (PVOID*)&Process,
958 NULL);
959 if (!NT_SUCCESS(Status)) break;
960
961 /* Protect write in SEH */
962 _SEH2_TRY
963 {
964 /* Return if the flag is set */
965 *(PULONG)ProcessInformation = (ULONG)Process->VdmAllowed;
966 }
967 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
968 {
969 /* Get the exception code */
970 Status = _SEH2_GetExceptionCode();
971 }
972 _SEH2_END;
973
974 /* Dereference the process */
975 ObDereferenceObject(Process);
976 break;
977
978 case ProcessWow64Information:
979
980 if (ProcessInformationLength != sizeof(ULONG_PTR))
981 {
982 Status = STATUS_INFO_LENGTH_MISMATCH;
983 break;
984 }
985
986 /* Set return length */
987 Length = sizeof(ULONG_PTR);
988
989 /* Reference the process */
990 Status = ObReferenceObjectByHandle(ProcessHandle,
991 PROCESS_QUERY_INFORMATION,
992 PsProcessType,
993 PreviousMode,
994 (PVOID*)&Process,
995 NULL);
996 if (!NT_SUCCESS(Status)) break;
997
998 /* Make sure the process isn't dying */
999 if (ExAcquireRundownProtection(&Process->RundownProtect))
1000 {
1001 /* Get the WOW64 process structure */
1002#ifdef _WIN64
1003 Wow64 = (ULONG_PTR)Process->Wow64Process;
1004#else
1005 Wow64 = 0;
1006#endif
1007 /* Release the lock */
1008 ExReleaseRundownProtection(&Process->RundownProtect);
1009 }
1010
1011 /* Protect write with SEH */
1012 _SEH2_TRY
1013 {
1014 /* Return whether or not we have a debug port */
1015 *(PULONG_PTR)ProcessInformation = Wow64;
1016 }
1017 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1018 {
1019 /* Get exception code */
1020 Status = _SEH2_GetExceptionCode();
1021 }
1022 _SEH2_END;
1023
1024 /* Dereference the process */
1025 ObDereferenceObject(Process);
1026 break;
1027
1028 case ProcessExecuteFlags:
1029
1030 if (ProcessInformationLength != sizeof(ULONG))
1031 {
1032 Status = STATUS_INFO_LENGTH_MISMATCH;
1033 break;
1034 }
1035
1036 /* Set return length */
1037 Length = sizeof(ULONG);
1038
1039 if (ProcessHandle != NtCurrentProcess())
1040 {
1041 return STATUS_INVALID_PARAMETER;
1042 }
1043
1044 /* Get the options */
1045 Status = MmGetExecuteOptions(&ExecuteOptions);
1046 if (NT_SUCCESS(Status))
1047 {
1048 /* Protect write with SEH */
1049 _SEH2_TRY
1050 {
1051 /* Return them */
1052 *(PULONG)ProcessInformation = ExecuteOptions;
1053 }
1054 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1055 {
1056 /* Get exception code */
1057 Status = _SEH2_GetExceptionCode();
1058 }
1059 _SEH2_END;
1060 }
1061 break;
1062
1063 case ProcessLdtInformation:
1064 DPRINT1("VDM/16-bit not implemented: %lx\n", ProcessInformationClass);
1065 Status = STATUS_NOT_IMPLEMENTED;
1066 break;
1067
1068 case ProcessWorkingSetWatch:
1069 DPRINT1("WS Watch Not implemented: %lx\n", ProcessInformationClass);
1070 Status = STATUS_NOT_IMPLEMENTED;
1071 break;
1072
1073 case ProcessPooledUsageAndLimits:
1074 DPRINT1("Pool limits Not implemented: %lx\n", ProcessInformationClass);
1075 Status = STATUS_NOT_IMPLEMENTED;
1076 break;
1077
1078 /* Not supported by Server 2003 */
1079 default:
1080 DPRINT1("Unsupported info class: %lx\n", ProcessInformationClass);
1081 Status = STATUS_INVALID_INFO_CLASS;
1082 }
1083
1084 /* Protect write with SEH */
1085 _SEH2_TRY
1086 {
1087 /* Check if caller wanted return length */
1088 if ((ReturnLength) && (Length)) *ReturnLength = Length;
1089 }
1090 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1091 {
1092 /* Get exception code */
1093 Status = _SEH2_GetExceptionCode();
1094 }
1095 _SEH2_END;
1096
1097 return Status;
1098}
1099
1100/*
1101 * @implemented
1102 */
1103NTSTATUS
1104NTAPI
1105NtSetInformationProcess(IN HANDLE ProcessHandle,
1106 IN PROCESSINFOCLASS ProcessInformationClass,
1107 IN PVOID ProcessInformation,
1108 IN ULONG ProcessInformationLength)
1109{
1110 PEPROCESS Process;
1111 KPROCESSOR_MODE PreviousMode = ExGetPreviousMode();
1112 ACCESS_MASK Access;
1113 NTSTATUS Status;
1114 HANDLE PortHandle = NULL;
1115 HANDLE TokenHandle = NULL;
1116 HANDLE DirectoryHandle = NULL;
1117 PROCESS_SESSION_INFORMATION SessionInfo = {0};
1118 PROCESS_PRIORITY_CLASS PriorityClass = {0};
1119 PROCESS_FOREGROUND_BACKGROUND Foreground = {0};
1120 PVOID ExceptionPort;
1121 ULONG Break;
1122 KAFFINITY ValidAffinity, Affinity = 0;
1123 KPRIORITY BasePriority = 0;
1124 UCHAR MemoryPriority = 0;
1125 BOOLEAN DisableBoost = 0;
1126 ULONG DefaultHardErrorMode = 0;
1127 ULONG DebugFlags = 0, EnableFixup = 0, Boost = 0;
1128 ULONG NoExecute = 0, VdmPower = 0;
1129 BOOLEAN HasPrivilege;
1130 PLIST_ENTRY Next;
1131 PETHREAD Thread;
1132 PAGED_CODE();
1133
1134 /* Verify Information Class validity */
1135 Status = DefaultSetInfoBufferCheck(ProcessInformationClass,
1136 PsProcessInfoClass,
1137 RTL_NUMBER_OF(PsProcessInfoClass),
1138 ProcessInformation,
1139 ProcessInformationLength,
1140 PreviousMode);
1141 if (!NT_SUCCESS(Status))
1142 {
1143 DPRINT1("NtSetInformationProcess(): Information verification class failed! (Status -> 0x%lx, ProcessInformationClass -> %lx)\n", Status, ProcessInformationClass);
1144 return Status;
1145 }
1146
1147 /* Check what class this is */
1148 Access = PROCESS_SET_INFORMATION;
1149 if (ProcessInformationClass == ProcessSessionInformation)
1150 {
1151 /* Setting the Session ID needs a special mask */
1152 Access |= PROCESS_SET_SESSIONID;
1153 }
1154 else if (ProcessInformationClass == ProcessExceptionPort)
1155 {
1156 /* Setting the exception port needs a special mask */
1157 Access |= PROCESS_SUSPEND_RESUME;
1158 }
1159
1160 /* Reference the process */
1161 Status = ObReferenceObjectByHandle(ProcessHandle,
1162 Access,
1163 PsProcessType,
1164 PreviousMode,
1165 (PVOID*)&Process,
1166 NULL);
1167 if (!NT_SUCCESS(Status)) return Status;
1168
1169 /* Check what kind of information class this is */
1170 switch (ProcessInformationClass)
1171 {
1172 case ProcessWx86Information:
1173
1174 /* Check buffer length */
1175 if (ProcessInformationLength != sizeof(ULONG))
1176 {
1177 Status = STATUS_INFO_LENGTH_MISMATCH;
1178 break;
1179 }
1180
1181 /* Use SEH for capture */
1182 _SEH2_TRY
1183 {
1184 /* Capture the boolean */
1185 VdmPower = *(PULONG)ProcessInformation;
1186 }
1187 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1188 {
1189 /* Get the exception code */
1190 Status = _SEH2_GetExceptionCode();
1191 _SEH2_YIELD(break);
1192 }
1193 _SEH2_END;
1194
1195 /* Getting VDM powers requires the SeTcbPrivilege */
1196 if (!SeSinglePrivilegeCheck(SeTcbPrivilege, PreviousMode))
1197 {
1198 /* We don't hold the privilege, bail out */
1199 Status = STATUS_PRIVILEGE_NOT_HELD;
1200 DPRINT1("Need TCB privilege\n");
1201 break;
1202 }
1203
1204 /* Set or clear the flag */
1205 if (VdmPower)
1206 {
1207 PspSetProcessFlag(Process, PSF_VDM_ALLOWED_BIT);
1208 }
1209 else
1210 {
1211 PspClearProcessFlag(Process, PSF_VDM_ALLOWED_BIT);
1212 }
1213 break;
1214
1215 /* Error/Exception Port */
1216 case ProcessExceptionPort:
1217
1218 /* Check buffer length */
1219 if (ProcessInformationLength != sizeof(HANDLE))
1220 {
1221 Status = STATUS_INFO_LENGTH_MISMATCH;
1222 break;
1223 }
1224
1225 /* Use SEH for capture */
1226 _SEH2_TRY
1227 {
1228 /* Capture the handle */
1229 PortHandle = *(PHANDLE)ProcessInformation;
1230 }
1231 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1232 {
1233 /* Get the exception code */
1234 Status = _SEH2_GetExceptionCode();
1235 _SEH2_YIELD(break);
1236 }
1237 _SEH2_END;
1238
1239 /* Setting the error port requires the SeTcbPrivilege */
1240 if (!SeSinglePrivilegeCheck(SeTcbPrivilege, PreviousMode))
1241 {
1242 /* We don't hold the privilege, bail out */
1243 Status = STATUS_PRIVILEGE_NOT_HELD;
1244 break;
1245 }
1246
1247 /* Get the LPC Port */
1248 Status = ObReferenceObjectByHandle(PortHandle,
1249 0,
1250 LpcPortObjectType,
1251 PreviousMode,
1252 (PVOID)&ExceptionPort,
1253 NULL);
1254 if (!NT_SUCCESS(Status)) break;
1255
1256 /* Change the pointer */
1257 if (InterlockedCompareExchangePointer(&Process->ExceptionPort,
1258 ExceptionPort,
1259 NULL))
1260 {
1261 /* We already had one, fail */
1262 ObDereferenceObject(ExceptionPort);
1263 Status = STATUS_PORT_ALREADY_SET;
1264 }
1265 break;
1266
1267 /* Security Token */
1268 case ProcessAccessToken:
1269
1270 /* Check buffer length */
1271 if (ProcessInformationLength != sizeof(PROCESS_ACCESS_TOKEN))
1272 {
1273 Status = STATUS_INFO_LENGTH_MISMATCH;
1274 break;
1275 }
1276
1277 /* Use SEH for capture */
1278 _SEH2_TRY
1279 {
1280 /* Save the token handle */
1281 TokenHandle = ((PPROCESS_ACCESS_TOKEN)ProcessInformation)->
1282 Token;
1283 }
1284 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1285 {
1286 /* Get the exception code */
1287 Status = _SEH2_GetExceptionCode();
1288 _SEH2_YIELD(break);
1289 }
1290 _SEH2_END;
1291
1292 /* Assign the actual token */
1293 Status = PspSetPrimaryToken(Process, TokenHandle, NULL);
1294 break;
1295
1296 /* Hard error processing */
1297 case ProcessDefaultHardErrorMode:
1298
1299 /* Check buffer length */
1300 if (ProcessInformationLength != sizeof(ULONG))
1301 {
1302 Status = STATUS_INFO_LENGTH_MISMATCH;
1303 break;
1304 }
1305
1306 /* Enter SEH for direct buffer read */
1307 _SEH2_TRY
1308 {
1309 DefaultHardErrorMode = *(PULONG)ProcessInformation;
1310 }
1311 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1312 {
1313 /* Get exception code */
1314 Status = _SEH2_GetExceptionCode();
1315 _SEH2_YIELD(break);
1316 }
1317 _SEH2_END;
1318
1319 /* Set the mode */
1320 Process->DefaultHardErrorProcessing = DefaultHardErrorMode;
1321
1322 /* Call Ke for the update */
1323 if (DefaultHardErrorMode & SEM_NOALIGNMENTFAULTEXCEPT)
1324 {
1325 KeSetAutoAlignmentProcess(&Process->Pcb, TRUE);
1326 }
1327 else
1328 {
1329 KeSetAutoAlignmentProcess(&Process->Pcb, FALSE);
1330 }
1331 Status = STATUS_SUCCESS;
1332 break;
1333
1334 /* Session ID */
1335 case ProcessSessionInformation:
1336
1337 /* Check buffer length */
1338 if (ProcessInformationLength != sizeof(PROCESS_SESSION_INFORMATION))
1339 {
1340 Status = STATUS_INFO_LENGTH_MISMATCH;
1341 break;
1342 }
1343
1344 /* Enter SEH for capture */
1345 _SEH2_TRY
1346 {
1347 /* Capture the caller's buffer */
1348 SessionInfo = *(PPROCESS_SESSION_INFORMATION)ProcessInformation;
1349 }
1350 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1351 {
1352 /* Get the exception code */
1353 Status = _SEH2_GetExceptionCode();
1354 _SEH2_YIELD(break);
1355 }
1356 _SEH2_END;
1357
1358 /* Setting the session id requires the SeTcbPrivilege */
1359 if (!SeSinglePrivilegeCheck(SeTcbPrivilege, PreviousMode))
1360 {
1361 /* We don't hold the privilege, bail out */
1362 Status = STATUS_PRIVILEGE_NOT_HELD;
1363 break;
1364 }
1365
1366#if 0 // OLD AND DEPRECATED CODE!!!!
1367
1368 /* FIXME - update the session id for the process token */
1369 //Status = PsLockProcess(Process, FALSE);
1370 if (!NT_SUCCESS(Status)) break;
1371
1372 /* Write the session ID in the EPROCESS */
1373 Process->Session = UlongToPtr(SessionInfo.SessionId); // HACK!!!
1374
1375 /* Check if the process also has a PEB */
1376 if (Process->Peb)
1377 {
1378 /*
1379 * Attach to the process to make sure we're in the right
1380 * context to access the PEB structure
1381 */
1382 KeAttachProcess(&Process->Pcb);
1383
1384 /* Enter SEH for write to user-mode PEB */
1385 _SEH2_TRY
1386 {
1387 /* Write the session ID */
1388 Process->Peb->SessionId = SessionInfo.SessionId;
1389 }
1390 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1391 {
1392 /* Get exception code */
1393 Status = _SEH2_GetExceptionCode();
1394 }
1395 _SEH2_END;
1396
1397 /* Detach from the process */
1398 KeDetachProcess();
1399 }
1400
1401 /* Unlock the process */
1402 //PsUnlockProcess(Process);
1403
1404#endif
1405
1406 /*
1407 * Since we cannot change the session ID of the given
1408 * process anymore because it is set once and for all
1409 * at process creation time and because it is stored
1410 * inside the Process->Session structure managed by MM,
1411 * we fake changing it: we just return success if the
1412 * user-defined value is the same as the session ID of
1413 * the process, and otherwise we fail.
1414 */
1415 if (SessionInfo.SessionId == PsGetProcessSessionId(Process))
1416 {
1417 Status = STATUS_SUCCESS;
1418 }
1419 else
1420 {
1421 Status = STATUS_ACCESS_DENIED;
1422 }
1423
1424 break;
1425
1426 case ProcessPriorityClass:
1427
1428 /* Check buffer length */
1429 if (ProcessInformationLength != sizeof(PROCESS_PRIORITY_CLASS))
1430 {
1431 Status = STATUS_INFO_LENGTH_MISMATCH;
1432 break;
1433 }
1434
1435 /* Enter SEH for capture */
1436 _SEH2_TRY
1437 {
1438 /* Capture the caller's buffer */
1439 PriorityClass = *(PPROCESS_PRIORITY_CLASS)ProcessInformation;
1440 }
1441 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1442 {
1443 /* Return the exception code */
1444 Status = _SEH2_GetExceptionCode();
1445 _SEH2_YIELD(break);
1446 }
1447 _SEH2_END;
1448
1449 /* Check for invalid PriorityClass value */
1450 if (PriorityClass.PriorityClass > PROCESS_PRIORITY_CLASS_ABOVE_NORMAL)
1451 {
1452 Status = STATUS_INVALID_PARAMETER;
1453 break;
1454 }
1455
1456 if ((PriorityClass.PriorityClass != Process->PriorityClass) &&
1457 (PriorityClass.PriorityClass == PROCESS_PRIORITY_CLASS_REALTIME))
1458 {
1459 /* Check the privilege */
1460 HasPrivilege = SeCheckPrivilegedObject(SeIncreaseBasePriorityPrivilege,
1461 ProcessHandle,
1462 PROCESS_SET_INFORMATION,
1463 PreviousMode);
1464 if (!HasPrivilege)
1465 {
1466 ObDereferenceObject(Process);
1467 DPRINT1("Privilege to change priority to realtime lacking\n");
1468 return STATUS_PRIVILEGE_NOT_HELD;
1469 }
1470 }
1471
1472 /* Check if we have a job */
1473 if (Process->Job)
1474 {
1475 DPRINT1("Jobs not yet supported\n");
1476 }
1477
1478 /* Set process priority class */
1479 Process->PriorityClass = PriorityClass.PriorityClass;
1480
1481 /* Set process priority mode (foreground or background) */
1482 PsSetProcessPriorityByClass(Process,
1483 PriorityClass.Foreground ?
1484 PsProcessPriorityForeground :
1485 PsProcessPriorityBackground);
1486 Status = STATUS_SUCCESS;
1487 break;
1488
1489 case ProcessForegroundInformation:
1490
1491 /* Check buffer length */
1492 if (ProcessInformationLength != sizeof(PROCESS_FOREGROUND_BACKGROUND))
1493 {
1494 Status = STATUS_INFO_LENGTH_MISMATCH;
1495 break;
1496 }
1497
1498 /* Enter SEH for capture */
1499 _SEH2_TRY
1500 {
1501 /* Capture the caller's buffer */
1502 Foreground = *(PPROCESS_FOREGROUND_BACKGROUND)ProcessInformation;
1503 }
1504 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1505 {
1506 /* Return the exception code */
1507 Status = _SEH2_GetExceptionCode();
1508 _SEH2_YIELD(break);
1509 }
1510 _SEH2_END;
1511
1512 /* Set process priority mode (foreground or background) */
1513 PsSetProcessPriorityByClass(Process,
1514 Foreground.Foreground ?
1515 PsProcessPriorityForeground :
1516 PsProcessPriorityBackground);
1517 Status = STATUS_SUCCESS;
1518 break;
1519
1520 case ProcessBasePriority:
1521
1522 /* Validate input length */
1523 if (ProcessInformationLength != sizeof(KPRIORITY))
1524 {
1525 Status = STATUS_INFO_LENGTH_MISMATCH;
1526 break;
1527 }
1528
1529 /* Enter SEH for direct buffer read */
1530 _SEH2_TRY
1531 {
1532 BasePriority = *(KPRIORITY*)ProcessInformation;
1533 }
1534 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1535 {
1536 /* Get exception code */
1537 Break = 0;
1538 Status = _SEH2_GetExceptionCode();
1539 _SEH2_YIELD(break);
1540 }
1541 _SEH2_END;
1542
1543 /* Extract the memory priority out of there */
1544 if (BasePriority & 0x80000000)
1545 {
1546 MemoryPriority = MEMORY_PRIORITY_FOREGROUND;
1547 BasePriority &= ~0x80000000;
1548 }
1549 else
1550 {
1551 MemoryPriority = MEMORY_PRIORITY_BACKGROUND;
1552 }
1553
1554 /* Validate the number */
1555 if ((BasePriority > HIGH_PRIORITY) || (BasePriority <= LOW_PRIORITY))
1556 {
1557 ObDereferenceObject(Process);
1558 return STATUS_INVALID_PARAMETER;
1559 }
1560
1561 /* Check if the new base is higher */
1562 if (BasePriority > Process->Pcb.BasePriority)
1563 {
1564 HasPrivilege = SeCheckPrivilegedObject(SeIncreaseBasePriorityPrivilege,
1565 ProcessHandle,
1566 PROCESS_SET_INFORMATION,
1567 PreviousMode);
1568 if (!HasPrivilege)
1569 {
1570 ObDereferenceObject(Process);
1571 DPRINT1("Privilege to change priority from %lx to %lx lacking\n", BasePriority, Process->Pcb.BasePriority);
1572 return STATUS_PRIVILEGE_NOT_HELD;
1573 }
1574 }
1575
1576 /* Call Ke */
1577 KeSetPriorityAndQuantumProcess(&Process->Pcb, BasePriority, 0);
1578
1579 /* Now set the memory priority */
1580 MmSetMemoryPriorityProcess(Process, MemoryPriority);
1581 Status = STATUS_SUCCESS;
1582 break;
1583
1584 case ProcessRaisePriority:
1585
1586 /* Validate input length */
1587 if (ProcessInformationLength != sizeof(ULONG))
1588 {
1589 Status = STATUS_INFO_LENGTH_MISMATCH;
1590 break;
1591 }
1592
1593 /* Enter SEH for direct buffer read */
1594 _SEH2_TRY
1595 {
1596 Boost = *(PULONG)ProcessInformation;
1597 }
1598 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1599 {
1600 /* Get exception code */
1601 Break = 0;
1602 Status = _SEH2_GetExceptionCode();
1603 _SEH2_YIELD(break);
1604 }
1605 _SEH2_END;
1606
1607 /* Make sure the process isn't dying */
1608 if (ExAcquireRundownProtection(&Process->RundownProtect))
1609 {
1610 /* Lock it */
1611 KeEnterCriticalRegion();
1612 ExAcquirePushLockShared(&Process->ProcessLock);
1613
1614 /* Loop the threads */
1615 for (Next = Process->ThreadListHead.Flink;
1616 Next != &Process->ThreadListHead;
1617 Next = Next->Flink)
1618 {
1619 /* Call Ke for the thread */
1620 Thread = CONTAINING_RECORD(Next, ETHREAD, ThreadListEntry);
1621 KeBoostPriorityThread(&Thread->Tcb, Boost);
1622 }
1623
1624 /* Release the lock and rundown */
1625 ExReleasePushLockShared(&Process->ProcessLock);
1626 KeLeaveCriticalRegion();
1627 ExReleaseRundownProtection(&Process->RundownProtect);
1628
1629 /* Set success code */
1630 Status = STATUS_SUCCESS;
1631 }
1632 else
1633 {
1634 /* Avoid race conditions */
1635 Status = STATUS_PROCESS_IS_TERMINATING;
1636 }
1637 break;
1638
1639 case ProcessBreakOnTermination:
1640
1641 /* Check buffer length */
1642 if (ProcessInformationLength != sizeof(ULONG))
1643 {
1644 Status = STATUS_INFO_LENGTH_MISMATCH;
1645 break;
1646 }
1647
1648 /* Enter SEH for direct buffer read */
1649 _SEH2_TRY
1650 {
1651 Break = *(PULONG)ProcessInformation;
1652 }
1653 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1654 {
1655 /* Get exception code */
1656 Break = 0;
1657 Status = _SEH2_GetExceptionCode();
1658 _SEH2_YIELD(break);
1659 }
1660 _SEH2_END;
1661
1662 /* Setting 'break on termination' requires the SeDebugPrivilege */
1663 if (!SeSinglePrivilegeCheck(SeDebugPrivilege, PreviousMode))
1664 {
1665 /* We don't hold the privilege, bail out */
1666 Status = STATUS_PRIVILEGE_NOT_HELD;
1667 break;
1668 }
1669
1670 /* Set or clear the flag */
1671 if (Break)
1672 {
1673 PspSetProcessFlag(Process, PSF_BREAK_ON_TERMINATION_BIT);
1674 }
1675 else
1676 {
1677 PspClearProcessFlag(Process, PSF_BREAK_ON_TERMINATION_BIT);
1678 }
1679
1680 break;
1681
1682 case ProcessAffinityMask:
1683
1684 /* Check buffer length */
1685 if (ProcessInformationLength != sizeof(KAFFINITY))
1686 {
1687 Status = STATUS_INFO_LENGTH_MISMATCH;
1688 break;
1689 }
1690
1691 /* Enter SEH for direct buffer read */
1692 _SEH2_TRY
1693 {
1694 Affinity = *(PKAFFINITY)ProcessInformation;
1695 }
1696 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1697 {
1698 /* Get exception code */
1699 Break = 0;
1700 Status = _SEH2_GetExceptionCode();
1701 _SEH2_YIELD(break);
1702 }
1703 _SEH2_END;
1704
1705 /* Make sure it's valid for the CPUs present */
1706 ValidAffinity = Affinity & KeActiveProcessors;
1707 if (!Affinity || (ValidAffinity != Affinity))
1708 {
1709 Status = STATUS_INVALID_PARAMETER;
1710 break;
1711 }
1712
1713 /* Check if it's within job affinity limits */
1714 if (Process->Job)
1715 {
1716 /* Not yet implemented */
1717 UNIMPLEMENTED;
1718 Status = STATUS_NOT_IMPLEMENTED;
1719 break;
1720 }
1721
1722 /* Make sure the process isn't dying */
1723 if (ExAcquireRundownProtection(&Process->RundownProtect))
1724 {
1725 /* Lock it */
1726 KeEnterCriticalRegion();
1727 ExAcquirePushLockShared(&Process->ProcessLock);
1728
1729 /* Call Ke to do the work */
1730 KeSetAffinityProcess(&Process->Pcb, ValidAffinity);
1731
1732 /* Release the lock and rundown */
1733 ExReleasePushLockShared(&Process->ProcessLock);
1734 KeLeaveCriticalRegion();
1735 ExReleaseRundownProtection(&Process->RundownProtect);
1736
1737 /* Set success code */
1738 Status = STATUS_SUCCESS;
1739 }
1740 else
1741 {
1742 /* Avoid race conditions */
1743 Status = STATUS_PROCESS_IS_TERMINATING;
1744 }
1745 break;
1746
1747 /* Priority Boosting status */
1748 case ProcessPriorityBoost:
1749
1750 /* Validate input length */
1751 if (ProcessInformationLength != sizeof(ULONG))
1752 {
1753 Status = STATUS_INFO_LENGTH_MISMATCH;
1754 break;
1755 }
1756
1757 /* Enter SEH for direct buffer read */
1758 _SEH2_TRY
1759 {
1760 DisableBoost = *(PBOOLEAN)ProcessInformation;
1761 }
1762 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1763 {
1764 /* Get exception code */
1765 Break = 0;
1766 Status = _SEH2_GetExceptionCode();
1767 _SEH2_YIELD(break);
1768 }
1769 _SEH2_END;
1770
1771 /* Make sure the process isn't dying */
1772 if (ExAcquireRundownProtection(&Process->RundownProtect))
1773 {
1774 /* Lock it */
1775 KeEnterCriticalRegion();
1776 ExAcquirePushLockShared(&Process->ProcessLock);
1777
1778 /* Call Ke to do the work */
1779 KeSetDisableBoostProcess(&Process->Pcb, DisableBoost);
1780
1781 /* Loop the threads too */
1782 for (Next = Process->ThreadListHead.Flink;
1783 Next != &Process->ThreadListHead;
1784 Next = Next->Flink)
1785 {
1786 /* Call Ke for the thread */
1787 Thread = CONTAINING_RECORD(Next, ETHREAD, ThreadListEntry);
1788 KeSetDisableBoostThread(&Thread->Tcb, DisableBoost);
1789 }
1790
1791 /* Release the lock and rundown */
1792 ExReleasePushLockShared(&Process->ProcessLock);
1793 KeLeaveCriticalRegion();
1794 ExReleaseRundownProtection(&Process->RundownProtect);
1795
1796 /* Set success code */
1797 Status = STATUS_SUCCESS;
1798 }
1799 else
1800 {
1801 /* Avoid race conditions */
1802 Status = STATUS_PROCESS_IS_TERMINATING;
1803 }
1804 break;
1805
1806 case ProcessDebugFlags:
1807
1808 /* Check buffer length */
1809 if (ProcessInformationLength != sizeof(ULONG))
1810 {
1811 Status = STATUS_INFO_LENGTH_MISMATCH;
1812 break;
1813 }
1814
1815 /* Enter SEH for direct buffer read */
1816 _SEH2_TRY
1817 {
1818 DebugFlags = *(PULONG)ProcessInformation;
1819 }
1820 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1821 {
1822 /* Get exception code */
1823 Status = _SEH2_GetExceptionCode();
1824 _SEH2_YIELD(break);
1825 }
1826 _SEH2_END;
1827
1828 /* Set the mode */
1829 if (DebugFlags & ~1)
1830 {
1831 Status = STATUS_INVALID_PARAMETER;
1832 }
1833 else
1834 {
1835 if (DebugFlags & 1)
1836 {
1837 PspClearProcessFlag(Process, PSF_NO_DEBUG_INHERIT_BIT);
1838 }
1839 else
1840 {
1841 PspSetProcessFlag(Process, PSF_NO_DEBUG_INHERIT_BIT);
1842 }
1843 }
1844
1845 /* Done */
1846 Status = STATUS_SUCCESS;
1847 break;
1848
1849 case ProcessEnableAlignmentFaultFixup:
1850
1851 /* Check buffer length */
1852 if (ProcessInformationLength != sizeof(BOOLEAN))
1853 {
1854 Status = STATUS_INFO_LENGTH_MISMATCH;
1855 break;
1856 }
1857
1858 /* Enter SEH for direct buffer read */
1859 _SEH2_TRY
1860 {
1861 EnableFixup = *(PULONG)ProcessInformation;
1862 }
1863 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1864 {
1865 /* Get exception code */
1866 Status = _SEH2_GetExceptionCode();
1867 _SEH2_YIELD(break);
1868 }
1869 _SEH2_END;
1870
1871 /* Set the mode */
1872 if (EnableFixup)
1873 {
1874 Process->DefaultHardErrorProcessing |= SEM_NOALIGNMENTFAULTEXCEPT;
1875 }
1876 else
1877 {
1878 Process->DefaultHardErrorProcessing &= ~SEM_NOALIGNMENTFAULTEXCEPT;
1879 }
1880
1881 /* Call Ke for the update */
1882 KeSetAutoAlignmentProcess(&Process->Pcb, FALSE);
1883 Status = STATUS_SUCCESS;
1884 break;
1885
1886 case ProcessUserModeIOPL:
1887
1888 /* Only TCB can do this */
1889 if (!SeSinglePrivilegeCheck(SeTcbPrivilege, PreviousMode))
1890 {
1891 /* We don't hold the privilege, bail out */
1892 DPRINT1("Need TCB to set IOPL\n");
1893 Status = STATUS_PRIVILEGE_NOT_HELD;
1894 break;
1895 }
1896
1897 /* Only supported on x86 */
1898#if defined (_X86_)
1899 Ke386SetIOPL();
1900#elif defined(_M_AMD64)
1901 /* On x64 this function isn't implemented.
1902 On Windows 2003 it returns success.
1903 On Vista+ it returns STATUS_NOT_IMPLEMENTED. */
1904 if ((ExGetPreviousMode() != KernelMode) &&
1905 (RtlRosGetAppcompatVersion() > _WIN32_WINNT_WS03))
1906 {
1907 Status = STATUS_NOT_IMPLEMENTED;
1908 }
1909#else
1910 Status = STATUS_NOT_IMPLEMENTED;
1911#endif
1912 /* Done */
1913 break;
1914
1915 case ProcessExecuteFlags:
1916
1917 /* Check buffer length */
1918 if (ProcessInformationLength != sizeof(ULONG))
1919 {
1920 Status = STATUS_INFO_LENGTH_MISMATCH;
1921 break;
1922 }
1923
1924 if (ProcessHandle != NtCurrentProcess())
1925 {
1926 Status = STATUS_INVALID_PARAMETER;
1927 break;
1928 }
1929
1930 /* Enter SEH for direct buffer read */
1931 _SEH2_TRY
1932 {
1933 NoExecute = *(PULONG)ProcessInformation;
1934 }
1935 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1936 {
1937 /* Get exception code */
1938 Status = _SEH2_GetExceptionCode();
1939 _SEH2_YIELD(break);
1940 }
1941 _SEH2_END;
1942
1943 /* Call Mm for the update */
1944 Status = MmSetExecuteOptions(NoExecute);
1945 break;
1946
1947 case ProcessDeviceMap:
1948
1949 /* Check buffer length */
1950 if (ProcessInformationLength != sizeof(HANDLE))
1951 {
1952 Status = STATUS_INFO_LENGTH_MISMATCH;
1953 break;
1954 }
1955
1956 /* Use SEH for capture */
1957 _SEH2_TRY
1958 {
1959 /* Capture the handle */
1960 DirectoryHandle = *(PHANDLE)ProcessInformation;
1961 }
1962 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
1963 {
1964 /* Get the exception code */
1965 Status = _SEH2_GetExceptionCode();
1966 _SEH2_YIELD(break);
1967 }
1968 _SEH2_END;
1969
1970 /* Call Ob to set the device map */
1971 Status = ObSetDeviceMap(Process, DirectoryHandle);
1972 break;
1973
1974
1975 /* We currently don't implement any of these */
1976 case ProcessLdtInformation:
1977 case ProcessLdtSize:
1978 case ProcessIoPortHandlers:
1979 DPRINT1("VDM/16-bit Request not implemented: %lx\n", ProcessInformationClass);
1980 Status = STATUS_NOT_IMPLEMENTED;
1981 break;
1982
1983 case ProcessQuotaLimits:
1984
1985 Status = PspSetQuotaLimits(Process,
1986 1,
1987 ProcessInformation,
1988 ProcessInformationLength,
1989 PreviousMode);
1990 break;
1991
1992 case ProcessWorkingSetWatch:
1993 DPRINT1("WS watch not implemented\n");
1994 Status = STATUS_NOT_IMPLEMENTED;
1995 break;
1996
1997 case ProcessHandleTracing:
1998 DPRINT1("Handle tracing not implemented\n");
1999 Status = STATUS_NOT_IMPLEMENTED;
2000 break;
2001
2002 /* Anything else is invalid */
2003 default:
2004 DPRINT1("Invalid Server 2003 Info Class: %lx\n", ProcessInformationClass);
2005 Status = STATUS_INVALID_INFO_CLASS;
2006 }
2007
2008 /* Dereference and return status */
2009 ObDereferenceObject(Process);
2010 return Status;
2011}
2012
2013/*
2014 * @implemented
2015 */
2016NTSTATUS
2017NTAPI
2018NtSetInformationThread(IN HANDLE ThreadHandle,
2019 IN THREADINFOCLASS ThreadInformationClass,
2020 IN PVOID ThreadInformation,
2021 IN ULONG ThreadInformationLength)
2022{
2023 PETHREAD Thread;
2024 KPROCESSOR_MODE PreviousMode = ExGetPreviousMode();
2025 NTSTATUS Status;
2026 HANDLE TokenHandle = NULL;
2027 KPRIORITY Priority = 0;
2028 KAFFINITY Affinity = 0, CombinedAffinity;
2029 PVOID Address = NULL;
2030 PEPROCESS Process;
2031 ULONG_PTR DisableBoost = 0;
2032 ULONG_PTR IdealProcessor = 0;
2033 ULONG_PTR Break = 0;
2034 PTEB Teb;
2035 ULONG_PTR TlsIndex = 0;
2036 PVOID *ExpansionSlots;
2037 PETHREAD ProcThread;
2038 BOOLEAN HasPrivilege;
2039 PAGED_CODE();
2040
2041 /* Verify Information Class validity */
2042 Status = DefaultSetInfoBufferCheck(ThreadInformationClass,
2043 PsThreadInfoClass,
2044 RTL_NUMBER_OF(PsThreadInfoClass),
2045 ThreadInformation,
2046 ThreadInformationLength,
2047 PreviousMode);
2048 if (!NT_SUCCESS(Status))
2049 {
2050 DPRINT1("NtSetInformationThread(): Information verification class failed! (Status -> 0x%lx, ThreadInformationClass -> %lx)\n", Status, ThreadInformationClass);
2051 return Status;
2052 }
2053
2054 /* Check what kind of information class this is */
2055 switch (ThreadInformationClass)
2056 {
2057 /* Thread priority */
2058 case ThreadPriority:
2059
2060 /* Check buffer length */
2061 if (ThreadInformationLength != sizeof(KPRIORITY))
2062 {
2063 Status = STATUS_INFO_LENGTH_MISMATCH;
2064 break;
2065 }
2066
2067 /* Use SEH for capture */
2068 _SEH2_TRY
2069 {
2070 /* Get the priority */
2071 Priority = *(PLONG)ThreadInformation;
2072 }
2073 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2074 {
2075 /* Get the exception code */
2076 Status = _SEH2_GetExceptionCode();
2077 _SEH2_YIELD(break);
2078 }
2079 _SEH2_END;
2080
2081 /* Validate it */
2082 if ((Priority > HIGH_PRIORITY) ||
2083 (Priority <= LOW_PRIORITY))
2084 {
2085 /* Fail */
2086 Status = STATUS_INVALID_PARAMETER;
2087 break;
2088 }
2089
2090 /* Check for the required privilege */
2091 if (Priority >= LOW_REALTIME_PRIORITY)
2092 {
2093 HasPrivilege = SeCheckPrivilegedObject(SeIncreaseBasePriorityPrivilege,
2094 ThreadHandle,
2095 THREAD_SET_INFORMATION,
2096 PreviousMode);
2097 if (!HasPrivilege)
2098 {
2099 DPRINT1("Privilege to change priority to %lx lacking\n", Priority);
2100 return STATUS_PRIVILEGE_NOT_HELD;
2101 }
2102 }
2103
2104 /* Reference the thread */
2105 Status = ObReferenceObjectByHandle(ThreadHandle,
2106 THREAD_SET_INFORMATION,
2107 PsThreadType,
2108 PreviousMode,
2109 (PVOID*)&Thread,
2110 NULL);
2111 if (!NT_SUCCESS(Status))
2112 break;
2113
2114 /* Set the priority */
2115 KeSetPriorityThread(&Thread->Tcb, Priority);
2116
2117 /* Dereference the thread */
2118 ObDereferenceObject(Thread);
2119 break;
2120
2121 case ThreadBasePriority:
2122
2123 /* Check buffer length */
2124 if (ThreadInformationLength != sizeof(LONG))
2125 {
2126 Status = STATUS_INFO_LENGTH_MISMATCH;
2127 break;
2128 }
2129
2130 /* Use SEH for capture */
2131 _SEH2_TRY
2132 {
2133 /* Get the priority */
2134 Priority = *(PLONG)ThreadInformation;
2135 }
2136 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2137 {
2138 /* Get the exception code */
2139 Status = _SEH2_GetExceptionCode();
2140 _SEH2_YIELD(break);
2141 }
2142 _SEH2_END;
2143
2144 /* Validate it */
2145 if ((Priority > THREAD_BASE_PRIORITY_MAX) ||
2146 (Priority < THREAD_BASE_PRIORITY_MIN))
2147 {
2148 /* These ones are OK */
2149 if ((Priority != THREAD_BASE_PRIORITY_LOWRT + 1) &&
2150 (Priority != THREAD_BASE_PRIORITY_IDLE - 1))
2151 {
2152 /* Check if the process is real time */
2153 if (PsGetCurrentProcess()->PriorityClass !=
2154 PROCESS_PRIORITY_CLASS_REALTIME)
2155 {
2156 /* It isn't, fail */
2157 Status = STATUS_INVALID_PARAMETER;
2158 break;
2159 }
2160 }
2161 }
2162
2163 /* Reference the thread */
2164 Status = ObReferenceObjectByHandle(ThreadHandle,
2165 THREAD_SET_INFORMATION,
2166 PsThreadType,
2167 PreviousMode,
2168 (PVOID*)&Thread,
2169 NULL);
2170 if (!NT_SUCCESS(Status))
2171 break;
2172
2173 /* Set the base priority */
2174 KeSetBasePriorityThread(&Thread->Tcb, Priority);
2175
2176 /* Dereference the thread */
2177 ObDereferenceObject(Thread);
2178 break;
2179
2180 case ThreadAffinityMask:
2181
2182 /* Check buffer length */
2183 if (ThreadInformationLength != sizeof(ULONG_PTR))
2184 {
2185 Status = STATUS_INFO_LENGTH_MISMATCH;
2186 break;
2187 }
2188
2189 /* Use SEH for capture */
2190 _SEH2_TRY
2191 {
2192 /* Get the priority */
2193 Affinity = *(PULONG_PTR)ThreadInformation;
2194 }
2195 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2196 {
2197 /* Get the exception code */
2198 Status = _SEH2_GetExceptionCode();
2199 _SEH2_YIELD(break);
2200 }
2201 _SEH2_END;
2202
2203 /* Validate it */
2204 if (!Affinity)
2205 {
2206 /* Fail */
2207 Status = STATUS_INVALID_PARAMETER;
2208 break;
2209 }
2210
2211 /* Reference the thread */
2212 Status = ObReferenceObjectByHandle(ThreadHandle,
2213 THREAD_SET_INFORMATION,
2214 PsThreadType,
2215 PreviousMode,
2216 (PVOID*)&Thread,
2217 NULL);
2218 if (!NT_SUCCESS(Status))
2219 break;
2220
2221 /* Get the process */
2222 Process = Thread->ThreadsProcess;
2223
2224 /* Try to acquire rundown */
2225 if (ExAcquireRundownProtection(&Process->RundownProtect))
2226 {
2227 /* Lock it */
2228 KeEnterCriticalRegion();
2229 ExAcquirePushLockShared(&Process->ProcessLock);
2230
2231 /* Combine masks */
2232 CombinedAffinity = Affinity & Process->Pcb.Affinity;
2233 if (CombinedAffinity != Affinity)
2234 {
2235 /* Fail */
2236 Status = STATUS_INVALID_PARAMETER;
2237 }
2238 else
2239 {
2240 /* Set the affinity */
2241 KeSetAffinityThread(&Thread->Tcb, CombinedAffinity);
2242 }
2243
2244 /* Release the lock and rundown */
2245 ExReleasePushLockShared(&Process->ProcessLock);
2246 KeLeaveCriticalRegion();
2247 ExReleaseRundownProtection(&Process->RundownProtect);
2248 }
2249 else
2250 {
2251 /* Too late */
2252 Status = STATUS_PROCESS_IS_TERMINATING;
2253 }
2254
2255 /* Dereference the thread */
2256 ObDereferenceObject(Thread);
2257 break;
2258
2259 case ThreadImpersonationToken:
2260
2261 /* Check buffer length */
2262 if (ThreadInformationLength != sizeof(HANDLE))
2263 {
2264 Status = STATUS_INFO_LENGTH_MISMATCH;
2265 break;
2266 }
2267
2268 /* Use SEH for capture */
2269 _SEH2_TRY
2270 {
2271 /* Save the token handle */
2272 TokenHandle = *(PHANDLE)ThreadInformation;
2273 }
2274 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2275 {
2276 /* Get the exception code */
2277 Status = _SEH2_GetExceptionCode();
2278 _SEH2_YIELD(break);
2279 }
2280 _SEH2_END;
2281
2282 /* Reference the thread */
2283 Status = ObReferenceObjectByHandle(ThreadHandle,
2284 THREAD_SET_THREAD_TOKEN,
2285 PsThreadType,
2286 PreviousMode,
2287 (PVOID*)&Thread,
2288 NULL);
2289 if (!NT_SUCCESS(Status))
2290 break;
2291
2292 /* Assign the actual token */
2293 Status = PsAssignImpersonationToken(Thread, TokenHandle);
2294
2295 /* Dereference the thread */
2296 ObDereferenceObject(Thread);
2297 break;
2298
2299 case ThreadQuerySetWin32StartAddress:
2300
2301 /* Check buffer length */
2302 if (ThreadInformationLength != sizeof(ULONG_PTR))
2303 {
2304 Status = STATUS_INFO_LENGTH_MISMATCH;
2305 break;
2306 }
2307
2308 /* Use SEH for capture */
2309 _SEH2_TRY
2310 {
2311 /* Get the priority */
2312 Address = *(PVOID*)ThreadInformation;
2313 }
2314 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2315 {
2316 /* Get the exception code */
2317 Status = _SEH2_GetExceptionCode();
2318 _SEH2_YIELD(break);
2319 }
2320 _SEH2_END;
2321
2322 /* Reference the thread */
2323 Status = ObReferenceObjectByHandle(ThreadHandle,
2324 THREAD_SET_INFORMATION,
2325 PsThreadType,
2326 PreviousMode,
2327 (PVOID*)&Thread,
2328 NULL);
2329 if (!NT_SUCCESS(Status))
2330 break;
2331
2332 /* Set the address */
2333 Thread->Win32StartAddress = Address;
2334
2335 /* Dereference the thread */
2336 ObDereferenceObject(Thread);
2337 break;
2338
2339 case ThreadIdealProcessor:
2340
2341 /* Check buffer length */
2342 if (ThreadInformationLength != sizeof(ULONG_PTR))
2343 {
2344 Status = STATUS_INFO_LENGTH_MISMATCH;
2345 break;
2346 }
2347
2348 /* Use SEH for capture */
2349 _SEH2_TRY
2350 {
2351 /* Get the priority */
2352 IdealProcessor = *(PULONG_PTR)ThreadInformation;
2353 }
2354 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2355 {
2356 /* Get the exception code */
2357 Status = _SEH2_GetExceptionCode();
2358 _SEH2_YIELD(break);
2359 }
2360 _SEH2_END;
2361
2362 /* Validate it */
2363 if (IdealProcessor > MAXIMUM_PROCESSORS)
2364 {
2365 /* Fail */
2366 Status = STATUS_INVALID_PARAMETER;
2367 break;
2368 }
2369
2370 /* Reference the thread */
2371 Status = ObReferenceObjectByHandle(ThreadHandle,
2372 THREAD_SET_INFORMATION,
2373 PsThreadType,
2374 PreviousMode,
2375 (PVOID*)&Thread,
2376 NULL);
2377 if (!NT_SUCCESS(Status))
2378 break;
2379
2380 /* Set the ideal */
2381 Status = KeSetIdealProcessorThread(&Thread->Tcb,
2382 (CCHAR)IdealProcessor);
2383
2384 /* Get the TEB and protect the thread */
2385 Teb = Thread->Tcb.Teb;
2386 if ((Teb) && (ExAcquireRundownProtection(&Thread->RundownProtect)))
2387 {
2388 /* Save the ideal processor */
2389 Teb->IdealProcessor = Thread->Tcb.IdealProcessor;
2390
2391 /* Release rundown protection */
2392 ExReleaseRundownProtection(&Thread->RundownProtect);
2393 }
2394
2395 /* Dereference the thread */
2396 ObDereferenceObject(Thread);
2397 break;
2398
2399 case ThreadPriorityBoost:
2400
2401 /* Check buffer length */
2402 if (ThreadInformationLength != sizeof(ULONG_PTR))
2403 {
2404 Status = STATUS_INFO_LENGTH_MISMATCH;
2405 break;
2406 }
2407
2408 /* Use SEH for capture */
2409 _SEH2_TRY
2410 {
2411 /* Get the priority */
2412 DisableBoost = *(PULONG_PTR)ThreadInformation;
2413 }
2414 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2415 {
2416 /* Get the exception code */
2417 Status = _SEH2_GetExceptionCode();
2418 _SEH2_YIELD(break);
2419 }
2420 _SEH2_END;
2421
2422 /* Reference the thread */
2423 Status = ObReferenceObjectByHandle(ThreadHandle,
2424 THREAD_SET_INFORMATION,
2425 PsThreadType,
2426 PreviousMode,
2427 (PVOID*)&Thread,
2428 NULL);
2429 if (!NT_SUCCESS(Status))
2430 break;
2431
2432 /* Call the kernel */
2433 KeSetDisableBoostThread(&Thread->Tcb, (BOOLEAN)DisableBoost);
2434
2435 /* Dereference the thread */
2436 ObDereferenceObject(Thread);
2437 break;
2438
2439 case ThreadZeroTlsCell:
2440
2441 /* Check buffer length */
2442 if (ThreadInformationLength != sizeof(ULONG))
2443 {
2444 Status = STATUS_INFO_LENGTH_MISMATCH;
2445 break;
2446 }
2447
2448 /* Use SEH for capture */
2449 _SEH2_TRY
2450 {
2451 /* Get the priority */
2452 TlsIndex = *(PULONG)ThreadInformation;
2453 }
2454 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2455 {
2456 /* Get the exception code */
2457 Status = _SEH2_GetExceptionCode();
2458 _SEH2_YIELD(break);
2459 }
2460 _SEH2_END;
2461
2462 /* Reference the thread */
2463 Status = ObReferenceObjectByHandle(ThreadHandle,
2464 THREAD_SET_INFORMATION,
2465 PsThreadType,
2466 PreviousMode,
2467 (PVOID*)&Thread,
2468 NULL);
2469 if (!NT_SUCCESS(Status))
2470 break;
2471
2472 /* This is only valid for the current thread */
2473 if (Thread != PsGetCurrentThread())
2474 {
2475 /* Fail */
2476 Status = STATUS_INVALID_PARAMETER;
2477 ObDereferenceObject(Thread);
2478 break;
2479 }
2480
2481 /* Get the process */
2482 Process = Thread->ThreadsProcess;
2483
2484 /* Loop the threads */
2485 ProcThread = PsGetNextProcessThread(Process, NULL);
2486 while (ProcThread)
2487 {
2488 /* Acquire rundown */
2489 if (ExAcquireRundownProtection(&ProcThread->RundownProtect))
2490 {
2491 /* Get the TEB */
2492 Teb = ProcThread->Tcb.Teb;
2493 if (Teb)
2494 {
2495 /* Check if we're in the expansion range */
2496 if (TlsIndex > TLS_MINIMUM_AVAILABLE - 1)
2497 {
2498 if (TlsIndex < (TLS_MINIMUM_AVAILABLE +
2499 TLS_EXPANSION_SLOTS) - 1)
2500 {
2501 /* Check if we have expansion slots */
2502 ExpansionSlots = Teb->TlsExpansionSlots;
2503 if (ExpansionSlots)
2504 {
2505 /* Clear the index */
2506 ExpansionSlots[TlsIndex - TLS_MINIMUM_AVAILABLE] = 0;
2507 }
2508 }
2509 }
2510 else
2511 {
2512 /* Clear the index */
2513 Teb->TlsSlots[TlsIndex] = NULL;
2514 }
2515 }
2516
2517 /* Release rundown */
2518 ExReleaseRundownProtection(&ProcThread->RundownProtect);
2519 }
2520
2521 /* Go to the next thread */
2522 ProcThread = PsGetNextProcessThread(Process, ProcThread);
2523 }
2524
2525 /* Dereference the thread */
2526 ObDereferenceObject(Thread);
2527 break;
2528
2529 case ThreadBreakOnTermination:
2530
2531 /* Check buffer length */
2532 if (ThreadInformationLength != sizeof(ULONG))
2533 {
2534 Status = STATUS_INFO_LENGTH_MISMATCH;
2535 break;
2536 }
2537
2538 /* Enter SEH for direct buffer read */
2539 _SEH2_TRY
2540 {
2541 Break = *(PULONG)ThreadInformation;
2542 }
2543 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2544 {
2545 /* Get exception code */
2546 Break = 0;
2547 Status = _SEH2_GetExceptionCode();
2548 _SEH2_YIELD(break);
2549 }
2550 _SEH2_END;
2551
2552 /* Setting 'break on termination' requires the SeDebugPrivilege */
2553 if (!SeSinglePrivilegeCheck(SeDebugPrivilege, PreviousMode))
2554 {
2555 /* We don't hold the privilege, bail out */
2556 Status = STATUS_PRIVILEGE_NOT_HELD;
2557 break;
2558 }
2559
2560 /* Reference the thread */
2561 Status = ObReferenceObjectByHandle(ThreadHandle,
2562 THREAD_SET_INFORMATION,
2563 PsThreadType,
2564 PreviousMode,
2565 (PVOID*)&Thread,
2566 NULL);
2567 if (!NT_SUCCESS(Status))
2568 break;
2569
2570 /* Set or clear the flag */
2571 if (Break)
2572 {
2573 PspSetCrossThreadFlag(Thread, CT_BREAK_ON_TERMINATION_BIT);
2574 }
2575 else
2576 {
2577 PspClearCrossThreadFlag(Thread, CT_BREAK_ON_TERMINATION_BIT);
2578 }
2579
2580 /* Dereference the thread */
2581 ObDereferenceObject(Thread);
2582 break;
2583
2584 case ThreadHideFromDebugger:
2585
2586 /* Check buffer length */
2587 if (ThreadInformationLength != 0)
2588 {
2589 Status = STATUS_INFO_LENGTH_MISMATCH;
2590 break;
2591 }
2592
2593 /* Reference the thread */
2594 Status = ObReferenceObjectByHandle(ThreadHandle,
2595 THREAD_SET_INFORMATION,
2596 PsThreadType,
2597 PreviousMode,
2598 (PVOID*)&Thread,
2599 NULL);
2600 if (!NT_SUCCESS(Status))
2601 break;
2602
2603 /* Set the flag */
2604 PspSetCrossThreadFlag(Thread, CT_HIDE_FROM_DEBUGGER_BIT);
2605
2606 /* Dereference the thread */
2607 ObDereferenceObject(Thread);
2608 break;
2609
2610 default:
2611 /* We don't implement it yet */
2612 DPRINT1("Not implemented: %d\n", ThreadInformationClass);
2613 Status = STATUS_NOT_IMPLEMENTED;
2614 }
2615
2616 return Status;
2617}
2618
2619/*
2620 * @implemented
2621 */
2622NTSTATUS
2623NTAPI
2624NtQueryInformationThread(IN HANDLE ThreadHandle,
2625 IN THREADINFOCLASS ThreadInformationClass,
2626 OUT PVOID ThreadInformation,
2627 IN ULONG ThreadInformationLength,
2628 OUT PULONG ReturnLength OPTIONAL)
2629{
2630 PETHREAD Thread;
2631 KPROCESSOR_MODE PreviousMode = ExGetPreviousMode();
2632 NTSTATUS Status;
2633 ULONG Access;
2634 ULONG Length = 0;
2635 PTHREAD_BASIC_INFORMATION ThreadBasicInfo =
2636 (PTHREAD_BASIC_INFORMATION)ThreadInformation;
2637 PKERNEL_USER_TIMES ThreadTime = (PKERNEL_USER_TIMES)ThreadInformation;
2638 KIRQL OldIrql;
2639 ULONG ThreadTerminated;
2640 PAGED_CODE();
2641
2642 /* Verify Information Class validity */
2643 Status = DefaultQueryInfoBufferCheck(ThreadInformationClass,
2644 PsThreadInfoClass,
2645 RTL_NUMBER_OF(PsThreadInfoClass),
2646 ICIF_PROBE_READ,
2647 ThreadInformation,
2648 ThreadInformationLength,
2649 ReturnLength,
2650 NULL,
2651 PreviousMode);
2652 if (!NT_SUCCESS(Status))
2653 {
2654 DPRINT1("NtQueryInformationThread(): Information verification class failed! (Status -> 0x%lx , ThreadInformationClass -> %lx)\n", Status, ThreadInformationClass);
2655 return Status;
2656 }
2657
2658 /* Check what class this is */
2659 Access = THREAD_QUERY_INFORMATION;
2660
2661 /* Check what kind of information class this is */
2662 switch (ThreadInformationClass)
2663 {
2664 /* Basic thread information */
2665 case ThreadBasicInformation:
2666
2667 /* Set return length */
2668 Length = sizeof(THREAD_BASIC_INFORMATION);
2669
2670 if (ThreadInformationLength != Length)
2671 {
2672 Status = STATUS_INFO_LENGTH_MISMATCH;
2673 break;
2674 }
2675
2676 /* Reference the process */
2677 Status = ObReferenceObjectByHandle(ThreadHandle,
2678 Access,
2679 PsThreadType,
2680 PreviousMode,
2681 (PVOID*)&Thread,
2682 NULL);
2683 if (!NT_SUCCESS(Status))
2684 break;
2685
2686 /* Protect writes with SEH */
2687 _SEH2_TRY
2688 {
2689 /* Write all the information from the ETHREAD/KTHREAD */
2690 ThreadBasicInfo->ExitStatus = Thread->ExitStatus;
2691 ThreadBasicInfo->TebBaseAddress = (PVOID)Thread->Tcb.Teb;
2692 ThreadBasicInfo->ClientId = Thread->Cid;
2693 ThreadBasicInfo->AffinityMask = Thread->Tcb.Affinity;
2694 ThreadBasicInfo->Priority = Thread->Tcb.Priority;
2695 ThreadBasicInfo->BasePriority = KeQueryBasePriorityThread(&Thread->Tcb);
2696 }
2697 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2698 {
2699 /* Get exception code */
2700 Status = _SEH2_GetExceptionCode();
2701 }
2702 _SEH2_END;
2703
2704 /* Dereference the thread */
2705 ObDereferenceObject(Thread);
2706 break;
2707
2708 /* Thread time information */
2709 case ThreadTimes:
2710
2711 /* Set the return length */
2712 Length = sizeof(KERNEL_USER_TIMES);
2713
2714 if (ThreadInformationLength != Length)
2715 {
2716 Status = STATUS_INFO_LENGTH_MISMATCH;
2717 break;
2718 }
2719
2720 /* Reference the process */
2721 Status = ObReferenceObjectByHandle(ThreadHandle,
2722 Access,
2723 PsThreadType,
2724 PreviousMode,
2725 (PVOID*)&Thread,
2726 NULL);
2727 if (!NT_SUCCESS(Status))
2728 break;
2729
2730 /* Protect writes with SEH */
2731 _SEH2_TRY
2732 {
2733 /* Copy time information from ETHREAD/KTHREAD */
2734 ThreadTime->KernelTime.QuadPart = Thread->Tcb.KernelTime * KeMaximumIncrement;
2735 ThreadTime->UserTime.QuadPart = Thread->Tcb.UserTime * KeMaximumIncrement;
2736 ThreadTime->CreateTime = Thread->CreateTime;
2737
2738 /* Exit time is in a union and only valid on actual exit! */
2739 if (KeReadStateThread(&Thread->Tcb))
2740 {
2741 ThreadTime->ExitTime = Thread->ExitTime;
2742 }
2743 else
2744 {
2745 ThreadTime->ExitTime.QuadPart = 0;
2746 }
2747 }
2748 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2749 {
2750 /* Get exception code */
2751 Status = _SEH2_GetExceptionCode();
2752 }
2753 _SEH2_END;
2754
2755 /* Dereference the thread */
2756 ObDereferenceObject(Thread);
2757 break;
2758
2759 case ThreadQuerySetWin32StartAddress:
2760
2761 /* Set the return length*/
2762 Length = sizeof(PVOID);
2763
2764 if (ThreadInformationLength != Length)
2765 {
2766 Status = STATUS_INFO_LENGTH_MISMATCH;
2767 break;
2768 }
2769
2770 /* Reference the process */
2771 Status = ObReferenceObjectByHandle(ThreadHandle,
2772 Access,
2773 PsThreadType,
2774 PreviousMode,
2775 (PVOID*)&Thread,
2776 NULL);
2777 if (!NT_SUCCESS(Status))
2778 break;
2779
2780 /* Protect write with SEH */
2781 _SEH2_TRY
2782 {
2783 /* Return the Win32 Start Address */
2784 *(PVOID*)ThreadInformation = Thread->Win32StartAddress;
2785 }
2786 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2787 {
2788 /* Get exception code */
2789 Status = _SEH2_GetExceptionCode();
2790 }
2791 _SEH2_END;
2792
2793 /* Dereference the thread */
2794 ObDereferenceObject(Thread);
2795 break;
2796
2797 case ThreadPerformanceCount:
2798
2799 /* Set the return length*/
2800 Length = sizeof(LARGE_INTEGER);
2801
2802 if (ThreadInformationLength != Length)
2803 {
2804 Status = STATUS_INFO_LENGTH_MISMATCH;
2805 break;
2806 }
2807
2808 /* Reference the process */
2809 Status = ObReferenceObjectByHandle(ThreadHandle,
2810 Access,
2811 PsThreadType,
2812 PreviousMode,
2813 (PVOID*)&Thread,
2814 NULL);
2815 if (!NT_SUCCESS(Status))
2816 break;
2817
2818 /* Protect write with SEH */
2819 _SEH2_TRY
2820 {
2821 /* FIXME */
2822 (*(PLARGE_INTEGER)ThreadInformation).QuadPart = 0;
2823 }
2824 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2825 {
2826 /* Get exception code */
2827 Status = _SEH2_GetExceptionCode();
2828 }
2829 _SEH2_END;
2830
2831 /* Dereference the thread */
2832 ObDereferenceObject(Thread);
2833 break;
2834
2835 case ThreadAmILastThread:
2836
2837 /* Set the return length*/
2838 Length = sizeof(ULONG);
2839
2840 if (ThreadInformationLength != Length)
2841 {
2842 Status = STATUS_INFO_LENGTH_MISMATCH;
2843 break;
2844 }
2845
2846 /* Reference the process */
2847 Status = ObReferenceObjectByHandle(ThreadHandle,
2848 Access,
2849 PsThreadType,
2850 PreviousMode,
2851 (PVOID*)&Thread,
2852 NULL);
2853 if (!NT_SUCCESS(Status))
2854 break;
2855
2856 /* Protect write with SEH */
2857 _SEH2_TRY
2858 {
2859 /* Return whether or not we are the last thread */
2860 *(PULONG)ThreadInformation = ((Thread->ThreadsProcess->
2861 ThreadListHead.Flink->Flink ==
2862 &Thread->ThreadsProcess->
2863 ThreadListHead) ?
2864 TRUE : FALSE);
2865 }
2866 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2867 {
2868 /* Get exception code */
2869 Status = _SEH2_GetExceptionCode();
2870 }
2871 _SEH2_END;
2872
2873 /* Dereference the thread */
2874 ObDereferenceObject(Thread);
2875 break;
2876
2877 case ThreadIsIoPending:
2878
2879 /* Set the return length*/
2880 Length = sizeof(ULONG);
2881
2882 if (ThreadInformationLength != Length)
2883 {
2884 Status = STATUS_INFO_LENGTH_MISMATCH;
2885 break;
2886 }
2887
2888 /* Reference the process */
2889 Status = ObReferenceObjectByHandle(ThreadHandle,
2890 Access,
2891 PsThreadType,
2892 PreviousMode,
2893 (PVOID*)&Thread,
2894 NULL);
2895 if (!NT_SUCCESS(Status))
2896 break;
2897
2898 /* Raise the IRQL to protect the IRP list */
2899 KeRaiseIrql(APC_LEVEL, &OldIrql);
2900
2901 /* Protect write with SEH */
2902 _SEH2_TRY
2903 {
2904 /* Check if the IRP list is empty or not */
2905 *(PULONG)ThreadInformation = !IsListEmpty(&Thread->IrpList);
2906 }
2907 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2908 {
2909 /* Get exception code */
2910 Status = _SEH2_GetExceptionCode();
2911 }
2912 _SEH2_END;
2913
2914 /* Lower IRQL back */
2915 KeLowerIrql(OldIrql);
2916
2917 /* Dereference the thread */
2918 ObDereferenceObject(Thread);
2919 break;
2920
2921 /* LDT and GDT information */
2922 case ThreadDescriptorTableEntry:
2923
2924#if defined(_X86_)
2925 /* Reference the process */
2926 Status = ObReferenceObjectByHandle(ThreadHandle,
2927 Access,
2928 PsThreadType,
2929 PreviousMode,
2930 (PVOID*)&Thread,
2931 NULL);
2932 if (!NT_SUCCESS(Status))
2933 break;
2934
2935 /* Call the worker routine */
2936 Status = PspQueryDescriptorThread(Thread,
2937 ThreadInformation,
2938 ThreadInformationLength,
2939 ReturnLength);
2940
2941 /* Dereference the thread */
2942 ObDereferenceObject(Thread);
2943#else
2944 /* Only implemented on x86 */
2945 Status = STATUS_NOT_IMPLEMENTED;
2946#endif
2947 break;
2948
2949 case ThreadPriorityBoost:
2950
2951 /* Set the return length*/
2952 Length = sizeof(ULONG);
2953
2954 if (ThreadInformationLength != Length)
2955 {
2956 Status = STATUS_INFO_LENGTH_MISMATCH;
2957 break;
2958 }
2959
2960 /* Reference the process */
2961 Status = ObReferenceObjectByHandle(ThreadHandle,
2962 Access,
2963 PsThreadType,
2964 PreviousMode,
2965 (PVOID*)&Thread,
2966 NULL);
2967 if (!NT_SUCCESS(Status))
2968 break;
2969
2970 _SEH2_TRY
2971 {
2972 *(PULONG)ThreadInformation = Thread->Tcb.DisableBoost ? 1 : 0;
2973 }
2974 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
2975 {
2976 Status = _SEH2_GetExceptionCode();
2977 }
2978 _SEH2_END;
2979
2980 /* Dereference the thread */
2981 ObDereferenceObject(Thread);
2982 break;
2983
2984 case ThreadIsTerminated:
2985
2986 /* Set the return length*/
2987 Length = sizeof(ThreadTerminated);
2988
2989 if (ThreadInformationLength != Length)
2990 {
2991 Status = STATUS_INFO_LENGTH_MISMATCH;
2992 break;
2993 }
2994
2995 /* Reference the process */
2996 Status = ObReferenceObjectByHandle(ThreadHandle,
2997 Access,
2998 PsThreadType,
2999 PreviousMode,
3000 (PVOID*)&Thread,
3001 NULL);
3002 if (!NT_SUCCESS(Status))
3003 break;
3004
3005 ThreadTerminated = PsIsThreadTerminating(Thread);
3006
3007 _SEH2_TRY
3008 {
3009 *(PULONG)ThreadInformation = ThreadTerminated ? 1 : 0;
3010 }
3011 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
3012 {
3013 Status = _SEH2_GetExceptionCode();
3014 }
3015 _SEH2_END;
3016
3017 /* Dereference the thread */
3018 ObDereferenceObject(Thread);
3019 break;
3020
3021 /* Anything else */
3022 default:
3023
3024 /* Not yet implemented */
3025 DPRINT1("Not implemented: %lx\n", ThreadInformationClass);
3026 Status = STATUS_NOT_IMPLEMENTED;
3027 }
3028
3029 /* Protect write with SEH */
3030 _SEH2_TRY
3031 {
3032 /* Check if caller wanted return length */
3033 if (ReturnLength) *ReturnLength = Length;
3034 }
3035 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
3036 {
3037 /* Get exception code */
3038 Status = _SEH2_GetExceptionCode();
3039 }
3040 _SEH2_END;
3041
3042 return Status;
3043}
3044
3045/* EOF */
PAGED_CODE
#define PAGED_CODE()
Definition: Bus_PDO_QueryResourceRequirements.c:89
STATUS_PRIVILEGE_NOT_HELD
#define STATUS_PRIVILEGE_NOT_HELD
Definition: DriverTester.h:9
DirectoryHandle
static HANDLE DirectoryHandle
Definition: ObType.c:48
BOOLEAN
unsigned char BOOLEAN
Definition: ProcessorBind.h:185
RTL_NUMBER_OF
#define RTL_NUMBER_OF(x)
Definition: RtlRegistry.c:12
NTSTATUS
LONG NTSTATUS
Definition: precomp.h:26
DPRINT1
#define DPRINT1
Definition: precomp.h:8
Query
BOOL Query(LPCTSTR *ServiceArgs, DWORD ArgCount, BOOL bExtended)
Definition: query.c:292
PKAFFINITY
KAFFINITY * PKAFFINITY
Definition: basetsd.h:197
UNIMPLEMENTED
#define UNIMPLEMENTED
Definition: debug.h:115
DbgkOpenProcessDebugPort
NTSTATUS NTAPI DbgkOpenProcessDebugPort(IN PEPROCESS Process, IN KPROCESSOR_MODE PreviousMode, OUT HANDLE *DebugHandle)
Definition: dbgkobj.c:1526
NULL
#define NULL
Definition: types.h:112
TRUE
#define TRUE
Definition: types.h:120
FALSE
#define FALSE
Definition: types.h:117
NT_SUCCESS
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
THREAD_BASIC_INFORMATION
struct _THREAD_BASIC_INFORMATION THREAD_BASIC_INFORMATION
KAFFINITY
ULONG_PTR KAFFINITY
Definition: compat.h:85
ThreadDescriptorTableEntry
@ ThreadDescriptorTableEntry
Definition: compat.h:941
ThreadAmILastThread
@ ThreadAmILastThread
Definition: compat.h:947
ThreadTimes
@ ThreadTimes
Definition: compat.h:936
ThreadPriority
@ ThreadPriority
Definition: compat.h:937
ThreadIdealProcessor
@ ThreadIdealProcessor
Definition: compat.h:948
ThreadQuerySetWin32StartAddress
@ ThreadQuerySetWin32StartAddress
Definition: compat.h:944
ThreadIsTerminated
@ ThreadIsTerminated
Definition: compat.h:955
ThreadBreakOnTermination
@ ThreadBreakOnTermination
Definition: compat.h:953
ThreadImpersonationToken
@ ThreadImpersonationToken
Definition: compat.h:940
ThreadAffinityMask
@ ThreadAffinityMask
Definition: compat.h:939
ThreadBasePriority
@ ThreadBasePriority
Definition: compat.h:938
ThreadBasicInformation
@ ThreadBasicInformation
Definition: compat.h:935
ThreadPriorityBoost
@ ThreadPriorityBoost
Definition: compat.h:949
ThreadPerformanceCount
@ ThreadPerformanceCount
Definition: compat.h:946
ThreadIsIoPending
@ ThreadIsIoPending
Definition: compat.h:951
ThreadZeroTlsCell
@ ThreadZeroTlsCell
Definition: compat.h:945
ThreadHideFromDebugger
@ ThreadHideFromDebugger
Definition: compat.h:952
THREADINFOCLASS
enum _THREADINFOCLASS THREADINFOCLASS
Definition: thread.c:101
PTHREAD_BASIC_INFORMATION
struct _THREAD_BASIC_INFORMATION * PTHREAD_BASIC_INFORMATION
KPRIORITY
LONG KPRIORITY
Definition: compat.h:803
UlongToPtr
#define UlongToPtr(u)
Definition: config.h:106
ULONG_PTR
#define ULONG_PTR
Definition: config.h:101
ReturnLength
IN CINT OUT PVOID IN ULONG OUT PULONG ReturnLength
Definition: dumpinfo.c:43
PUNICODE_STRING
UNICODE_STRING * PUNICODE_STRING
Definition: env_spec_w32.h:373
IsListEmpty
#define IsListEmpty(ListHead)
Definition: env_spec_w32.h:954
KIRQL
UCHAR KIRQL
Definition: env_spec_w32.h:591
PsGetCurrentThread
#define PsGetCurrentThread()
Definition: env_spec_w32.h:81
KeRaiseIrql
#define KeRaiseIrql(irql, oldIrql)
Definition: env_spec_w32.h:597
APC_LEVEL
#define APC_LEVEL
Definition: env_spec_w32.h:695
KeLowerIrql
#define KeLowerIrql(oldIrql)
Definition: env_spec_w32.h:602
PAGE_SHIFT
#define PAGE_SHIFT
Definition: env_spec_w32.h:45
KeQuerySystemTime
#define KeQuerySystemTime(t)
Definition: env_spec_w32.h:570
ExReleaseRundownProtection
#define ExReleaseRundownProtection
Definition: ex.h:135
ExGetPreviousMode
#define ExGetPreviousMode
Definition: ex.h:139
ExAcquirePushLockShared
FORCEINLINE VOID ExAcquirePushLockShared(PEX_PUSH_LOCK PushLock)
Definition: ex.h:1104
ExReleasePushLockShared
FORCEINLINE VOID ExReleasePushLockShared(PEX_PUSH_LOCK PushLock)
Definition: ex.h:1212
ExAcquireRundownProtection
#define ExAcquireRundownProtection
Definition: ex.h:134
_SEH2_END
#define _SEH2_END
Definition: filesup.c:22
_SEH2_TRY
#define _SEH2_TRY
Definition: filesup.c:19
MAXIMUM_PROCESSORS
#define MAXIMUM_PROCESSORS
Definition: rwlock.h:5
Thread
_In_opt_ PFILE_OBJECT _In_opt_ PETHREAD Thread
Definition: fltkernel.h:2653
Process
_Must_inspect_result_ _In_ PLARGE_INTEGER _In_ PLARGE_INTEGER _In_ ULONG _In_ PFILE_OBJECT _In_ PVOID Process
Definition: fsrtlfuncs.h:223
Status
Status
Definition: gdiplustypes.h:25
ICIF_PROBE_READ
#define ICIF_PROBE_READ
Definition: icif.h:25
EXCEPTION_EXECUTE_HANDLER
#define EXCEPTION_EXECUTE_HANDLER
Definition: excpt.h:85
PROCESS_SUSPEND_RESUME
#define PROCESS_SUSPEND_RESUME
Definition: pstypes.h:167
PROCESS_PRIORITY_CLASS
struct _PROCESS_PRIORITY_CLASS PROCESS_PRIORITY_CLASS
PROCESS_QUERY_INFORMATION
#define PROCESS_QUERY_INFORMATION
Definition: pstypes.h:166
THREAD_SET_THREAD_TOKEN
#define THREAD_SET_THREAD_TOKEN
Definition: pstypes.h:150
THREAD_BASE_PRIORITY_LOWRT
#define THREAD_BASE_PRIORITY_LOWRT
Definition: pstypes.h:182
PPROCESS_PRIORITY_CLASS
struct _PROCESS_PRIORITY_CLASS * PPROCESS_PRIORITY_CLASS
THREAD_QUERY_INFORMATION
#define THREAD_QUERY_INFORMATION
Definition: pstypes.h:149
PROCESS_PRIORITY_CLASS_ABOVE_NORMAL
#define PROCESS_PRIORITY_CLASS_ABOVE_NORMAL
Definition: pstypes.h:112
PSF_NO_DEBUG_INHERIT_BIT
#define PSF_NO_DEBUG_INHERIT_BIT
Definition: pstypes.h:274
CT_HIDE_FROM_DEBUGGER_BIT
#define CT_HIDE_FROM_DEBUGGER_BIT
Definition: pstypes.h:240
THREAD_BASE_PRIORITY_MIN
#define THREAD_BASE_PRIORITY_MIN
Definition: pstypes.h:184
PROCESS_SET_SESSIONID
#define PROCESS_SET_SESSIONID
Definition: pstypes.h:159
THREAD_BASE_PRIORITY_MAX
#define THREAD_BASE_PRIORITY_MAX
Definition: pstypes.h:183
PsProcessPriorityForeground
@ PsProcessPriorityForeground
Definition: pstypes.h:421
PsProcessPriorityBackground
@ PsProcessPriorityBackground
Definition: pstypes.h:422
THREAD_BASE_PRIORITY_IDLE
#define THREAD_BASE_PRIORITY_IDLE
Definition: pstypes.h:185
PROCESS_SET_INFORMATION
#define PROCESS_SET_INFORMATION
Definition: pstypes.h:165
PSF_VDM_ALLOWED_BIT
#define PSF_VDM_ALLOWED_BIT
Definition: pstypes.h:296
TLS_EXPANSION_SLOTS
#define TLS_EXPANSION_SLOTS
Definition: pstypes.h:310
PROCESS_PRIORITY_CLASS_REALTIME
#define PROCESS_PRIORITY_CLASS_REALTIME
Definition: pstypes.h:110
CT_BREAK_ON_TERMINATION_BIT
#define CT_BREAK_ON_TERMINATION_BIT
Definition: pstypes.h:244
PsNonPagedPool
@ PsNonPagedPool
Definition: pstypes.h:1021
PsPageFile
@ PsPageFile
Definition: pstypes.h:1023
PsPagedPool
@ PsPagedPool
Definition: pstypes.h:1022
PPROCESS_FOREGROUND_BACKGROUND
struct _PROCESS_FOREGROUND_BACKGROUND * PPROCESS_FOREGROUND_BACKGROUND
MEMORY_PRIORITY_BACKGROUND
#define MEMORY_PRIORITY_BACKGROUND
Definition: pstypes.h:124
PSF_BREAK_ON_TERMINATION_BIT
#define PSF_BREAK_ON_TERMINATION_BIT
Definition: pstypes.h:285
MEMORY_PRIORITY_FOREGROUND
#define MEMORY_PRIORITY_FOREGROUND
Definition: pstypes.h:126
ProcessDebugPort
@ ProcessDebugPort
Definition: winternl.h:395
ProcessBreakOnTermination
@ ProcessBreakOnTermination
Definition: winternl.h:398
ProcessBasicInformation
@ ProcessBasicInformation
Definition: winternl.h:394
ProcessWow64Information
@ ProcessWow64Information
Definition: winternl.h:396
ProcessImageFileName
@ ProcessImageFileName
Definition: winternl.h:397
PPROCESS_BASIC_INFORMATION
struct _PROCESS_BASIC_INFORMATION * PPROCESS_BASIC_INFORMATION
PROCESSINFOCLASS
enum _PROCESSINFOCLASS PROCESSINFOCLASS
Definition: loader.c:63
PROCESS_BASIC_INFORMATION
struct _PROCESS_BASIC_INFORMATION PROCESS_BASIC_INFORMATION
KERNEL_USER_TIMES
struct _KERNEL_USER_TIMES KERNEL_USER_TIMES
PKERNEL_USER_TIMES
struct _KERNEL_USER_TIMES * PKERNEL_USER_TIMES
ProcessLUIDDeviceMapsEnabled
@ ProcessLUIDDeviceMapsEnabled
Definition: winternl.h:884
ProcessWx86Information
@ ProcessWx86Information
Definition: winternl.h:875
ProcessDebugFlags
@ ProcessDebugFlags
Definition: winternl.h:887
ProcessSessionInformation
@ ProcessSessionInformation
Definition: winternl.h:880
ProcessAffinityMask
@ ProcessAffinityMask
Definition: winternl.h:877
ProcessIoPortHandlers
@ ProcessIoPortHandlers
Definition: winternl.h:869
ProcessRaisePriority
@ ProcessRaisePriority
Definition: winternl.h:862
ProcessVmCounters
@ ProcessVmCounters
Definition: winternl.h:859
ProcessPriorityClass
@ ProcessPriorityClass
Definition: winternl.h:874
ProcessPriorityBoost
@ ProcessPriorityBoost
Definition: winternl.h:878
ProcessImageInformation
@ ProcessImageInformation
Definition: winternl.h:892
ProcessExecuteFlags
@ ProcessExecuteFlags
Definition: winternl.h:889
ProcessCookie
@ ProcessCookie
Definition: winternl.h:891
ProcessPooledUsageAndLimits
@ ProcessPooledUsageAndLimits
Definition: winternl.h:870
ProcessLdtSize
@ ProcessLdtSize
Definition: winternl.h:867
ProcessIoCounters
@ ProcessIoCounters
Definition: winternl.h:858
ProcessDefaultHardErrorMode
@ ProcessDefaultHardErrorMode
Definition: winternl.h:868
ProcessEnableAlignmentFaultFixup
@ ProcessEnableAlignmentFaultFixup
Definition: winternl.h:873
ProcessDeviceMap
@ ProcessDeviceMap
Definition: winternl.h:879
ProcessBasePriority
@ ProcessBasePriority
Definition: winternl.h:861
ProcessQuotaLimits
@ ProcessQuotaLimits
Definition: winternl.h:857
ProcessAccessToken
@ ProcessAccessToken
Definition: winternl.h:865
ProcessHandleTracing
@ ProcessHandleTracing
Definition: winternl.h:888
ProcessForegroundInformation
@ ProcessForegroundInformation
Definition: winternl.h:881
ProcessTimes
@ ProcessTimes
Definition: winternl.h:860
ProcessDebugObjectHandle
@ ProcessDebugObjectHandle
Definition: winternl.h:886
ProcessExceptionPort
@ ProcessExceptionPort
Definition: winternl.h:864
ProcessWorkingSetWatch
@ ProcessWorkingSetWatch
Definition: winternl.h:871
ProcessLdtInformation
@ ProcessLdtInformation
Definition: winternl.h:866
ProcessHandleCount
@ ProcessHandleCount
Definition: winternl.h:876
ProcessUserModeIOPL
@ ProcessUserModeIOPL
Definition: winternl.h:872
PVM_COUNTERS
struct _VM_COUNTERS_ * PVM_COUNTERS
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#define PROCESS_LUID_DOSDEVICES_ONLY
Definition: pstypes.h:228
PPROCESS_ACCESS_TOKEN
struct _PROCESS_ACCESS_TOKEN * PPROCESS_ACCESS_TOKEN
IO_COUNTERS
struct _IO_COUNTERS IO_COUNTERS
PROCESS_SESSION_INFORMATION
struct _PROCESS_SESSION_INFORMATION PROCESS_SESSION_INFORMATION
PPROCESS_SESSION_INFORMATION
struct _PROCESS_SESSION_INFORMATION * PPROCESS_SESSION_INFORMATION
LOW_PRIORITY
#define LOW_PRIORITY
LOW_REALTIME_PRIORITY
#define LOW_REALTIME_PRIORITY
HIGH_PRIORITY
#define HIGH_PRIORITY
PIO_COUNTERS
struct _IO_COUNTERS * PIO_COUNTERS
InterlockedCompareExchangePointer
#define InterlockedCompareExchangePointer
Definition: interlocked.h:129
InterlockedCompareExchange
#define InterlockedCompareExchange
Definition: interlocked.h:104
RTL_FIELD_SIZE
#define RTL_FIELD_SIZE(type, field)
Definition: kdb_expr.c:86
KeLeaveCriticalRegion
#define KeLeaveCriticalRegion()
Definition: ke_x.h:119
KeEnterCriticalRegion
#define KeEnterCriticalRegion()
Definition: ke_x.h:88
LpcPortObjectType
POBJECT_TYPE LpcPortObjectType
Definition: port.c:17
QUOTA_LIMITS
struct _QUOTA_LIMITS QUOTA_LIMITS
PQUOTA_LIMITS
struct _QUOTA_LIMITS * PQUOTA_LIMITS
ExFreePoolWithTag
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1109
ImageName
static const char * ImageName
Definition: image.c:34
_Out_opt_
#define _Out_opt_
Definition: ms_sal.h:346
_Out_
#define _Out_
Definition: ms_sal.h:345
_In_
#define _In_
Definition: ms_sal.h:308
KernelMode
#define KernelMode
Definition: asm.h:34
KeGetCurrentPrcb
FORCEINLINE struct _KPRCB * KeGetCurrentPrcb(VOID)
Definition: ketypes.h:1080
ProcessHandle
_In_ HANDLE ProcessHandle
Definition: mmfuncs.h:403
SECTION_IMAGE_INFORMATION
struct _SECTION_IMAGE_INFORMATION SECTION_IMAGE_INFORMATION
TokenHandle
_In_ ACCESS_MASK _In_ ULONG _Out_ PHANDLE TokenHandle
Definition: psfuncs.h:718
ThreadInformationLength
_In_ THREADINFOCLASS _In_ ULONG ThreadInformationLength
Definition: psfuncs.h:835
ThreadInformationClass
_In_ THREADINFOCLASS ThreadInformationClass
Definition: psfuncs.h:832
SEM_NOALIGNMENTFAULTEXCEPT
#define SEM_NOALIGNMENTFAULTEXCEPT
Definition: rtltypes.h:71
ACCESS_MASK
ULONG ACCESS_MASK
Definition: nt_native.h:40
NtCurrentProcess
#define NtCurrentProcess()
Definition: nt_native.h:1657
OBJECT_NAME_INFORMATION
struct _OBJECT_NAME_INFORMATION OBJECT_NAME_INFORMATION
THREAD_SET_INFORMATION
#define THREAD_SET_INFORMATION
Definition: nt_native.h:1337
Length
_In_ ULONG _In_ ULONG _In_ ULONG Length
Definition: ntddpcm.h:102
KeQueryBasePriorityThread
LONG NTAPI KeQueryBasePriorityThread(IN PKTHREAD Thread)
Definition: thrdobj.c:61
KeQueryRuntimeProcess
ULONG NTAPI KeQueryRuntimeProcess(IN PKPROCESS Process, OUT PULONG UserTime)
Definition: procobj.c:860
KeSetAffinityProcess
KAFFINITY NTAPI KeSetAffinityProcess(IN PKPROCESS Process, IN KAFFINITY Affinity)
Definition: procobj.c:265
KeActiveProcessors
KAFFINITY KeActiveProcessors
Definition: krnlinit.c:23
Ke386SetIOPL
VOID NTAPI Ke386SetIOPL(VOID)
Definition: v86vdm.c:581
KeQueryValuesProcess
VOID NTAPI KeQueryValuesProcess(IN PKPROCESS Process, PPROCESS_VALUES Values)
Definition: procobj.c:525
KeSetDisableBoostProcess
BOOLEAN NTAPI KeSetDisableBoostProcess(IN PKPROCESS Process, IN BOOLEAN Disable)
Definition: procobj.c:331
KeSetDisableBoostThread
BOOLEAN NTAPI KeSetDisableBoostThread(IN OUT PKTHREAD Thread, IN BOOLEAN Disable)
Definition: thrdobj.c:95
KeReadStateThread
BOOLEAN NTAPI KeReadStateThread(IN PKTHREAD Thread)
Definition: thrdobj.c:51
KeSetAutoAlignmentProcess
BOOLEAN NTAPI KeSetAutoAlignmentProcess(IN PKPROCESS Process, IN BOOLEAN Enable)
Definition: procobj.c:313
KeBoostPriorityThread
VOID NTAPI KeBoostPriorityThread(IN PKTHREAD Thread, IN KPRIORITY Increment)
Definition: thrdobj.c:229
KeSetPriorityAndQuantumProcess
KPRIORITY NTAPI KeSetPriorityAndQuantumProcess(IN PKPROCESS Process, IN KPRIORITY Priority, IN UCHAR Quantum OPTIONAL)
Definition: procobj.c:349
MmGetFileObjectForSection
PFILE_OBJECT NTAPI MmGetFileObjectForSection(IN PVOID Section)
Definition: section.c:1737
MmGetImageInformation
VOID NTAPI MmGetImageInformation(OUT PSECTION_IMAGE_INFORMATION ImageInformation)
Definition: section.c:1811
MmSetExecuteOptions
NTSTATUS NTAPI MmSetExecuteOptions(IN ULONG ExecuteOptions)
Definition: pagfault.c:2621
MmSetMemoryPriorityProcess
NTSTATUS NTAPI MmSetMemoryPriorityProcess(IN PEPROCESS Process, IN UCHAR MemoryPriority)
Definition: procsup.c:486
MmGetExecuteOptions
NTSTATUS NTAPI MmGetExecuteOptions(IN PULONG ExecuteOptions)
Definition: pagfault.c:2579
DefaultQueryInfoBufferCheck
static __inline NTSTATUS DefaultQueryInfoBufferCheck(_In_ ULONG Class, _In_ const INFORMATION_CLASS_INFO *ClassList, _In_ ULONG ClassListEntries, _In_ ULONG Flags, _In_opt_ PVOID Buffer, _In_ ULONG BufferLength, _In_opt_ PULONG ReturnLength, _In_opt_ PULONG_PTR ReturnLengthPtr, _In_ KPROCESSOR_MODE PreviousMode)
Probe helper that validates the provided parameters whenever a NtQuery*** system call is invoked from...
Definition: probe.h:219
DefaultSetInfoBufferCheck
static __inline NTSTATUS DefaultSetInfoBufferCheck(_In_ ULONG Class, _In_ const INFORMATION_CLASS_INFO *ClassList, _In_ ULONG ClassListEntries, _In_ PVOID Buffer, _In_ ULONG BufferLength, _In_ KPROCESSOR_MODE PreviousMode)
Probe helper that validates the provided parameters whenever a NtSet*** system call is invoked from u...
Definition: probe.h:70
SeDebugPrivilege
const LUID SeDebugPrivilege
Definition: priv.c:39
SeCheckPrivilegedObject
BOOLEAN NTAPI SeCheckPrivilegedObject(_In_ LUID PrivilegeValue, _In_ HANDLE ObjectHandle, _In_ ACCESS_MASK DesiredAccess, _In_ KPROCESSOR_MODE PreviousMode)
Checks a privileged object if such object has the specific privilege submitted by the caller.
Definition: priv.c:803
SeTcbPrivilege
const LUID SeTcbPrivilege
Definition: priv.c:26
SeIncreaseBasePriorityPrivilege
const LUID SeIncreaseBasePriorityPrivilege
Definition: priv.c:33
KeMaximumIncrement
ULONG KeMaximumIncrement
Definition: clock.c:20
PsProcessType
POBJECT_TYPE PsProcessType
Definition: process.c:20
PsGetProcessSessionId
ULONG NTAPI PsGetProcessSessionId(IN PEPROCESS Process)
Definition: process.c:1163
PsSetProcessPriorityByClass
VOID NTAPI PsSetProcessPriorityByClass(IN PEPROCESS Process, IN PSPROCESSPRIORITYMODE Type)
Definition: process.c:1325
NtQueryInformationThread
NTSTATUS NTAPI NtQueryInformationThread(IN HANDLE ThreadHandle, IN THREADINFOCLASS ThreadInformationClass, OUT PVOID ThreadInformation, IN ULONG ThreadInformationLength, OUT PULONG ReturnLength OPTIONAL)
Definition: query.c:2624
PspTraceLevel
ULONG PspTraceLevel
Definition: query.c:18
PsReferenceProcessFilePointer
NTSTATUS NTAPI PsReferenceProcessFilePointer(IN PEPROCESS Process, OUT PFILE_OBJECT *FileObject)
Definition: query.c:24
NtSetInformationProcess
NTSTATUS NTAPI NtSetInformationProcess(IN HANDLE ProcessHandle, IN PROCESSINFOCLASS ProcessInformationClass, IN PVOID ProcessInformation, IN ULONG ProcessInformationLength)
Definition: query.c:1105
NtSetInformationThread
NTSTATUS NTAPI NtSetInformationThread(IN HANDLE ThreadHandle, IN THREADINFOCLASS ThreadInformationClass, IN PVOID ThreadInformation, IN ULONG ThreadInformationLength)
Definition: query.c:2018
NtQueryInformationProcess
NTSTATUS NTAPI NtQueryInformationProcess(_In_ HANDLE ProcessHandle, _In_ PROCESSINFOCLASS ProcessInformationClass, _Out_ PVOID ProcessInformation, _In_ ULONG ProcessInformationLength, _Out_opt_ PULONG ReturnLength)
Definition: query.c:59
PsAssignImpersonationToken
NTSTATUS NTAPI PsAssignImpersonationToken(IN PETHREAD Thread, IN HANDLE TokenHandle)
Definition: security.c:502
PsThreadType
POBJECT_TYPE PsThreadType
Definition: thread.c:20
PsIsThreadTerminating
BOOLEAN NTAPI PsIsThreadTerminating(IN PETHREAD Thread)
Definition: thread.c:868
SeLocateProcessImageName
NTSTATUS NTAPI SeLocateProcessImageName(_In_ PEPROCESS Process, _Out_ PUNICODE_STRING *ProcessImageName)
Finds the process image name of a specific process.
Definition: audit.c:199
SeSinglePrivilegeCheck
BOOLEAN NTAPI SeSinglePrivilegeCheck(_In_ LUID PrivilegeValue, _In_ KPROCESSOR_MODE PreviousMode)
Checks if a single privilege is present in the context of the calling thread.
Definition: priv.c:744
PHANDLE
PVOID *typedef PHANDLE
Definition: ntsecpkg.h:455
STATUS_PROCESS_IS_TERMINATING
#define STATUS_PROCESS_IS_TERMINATING
Definition: ntstatus.h:502
STATUS_NOT_IMPLEMENTED
#define STATUS_NOT_IMPLEMENTED
Definition: ntstatus.h:239
STATUS_INVALID_INFO_CLASS
#define STATUS_INVALID_INFO_CLASS
Definition: ntstatus.h:240
STATUS_PORT_ALREADY_SET
#define STATUS_PORT_ALREADY_SET
Definition: ntstatus.h:308
ObGetProcessHandleCount
ULONG NTAPI ObGetProcessHandleCount(IN PEPROCESS Process)
Definition: obhandle.c:56
ObSetDeviceMap
NTSTATUS NTAPI ObSetDeviceMap(IN PEPROCESS Process, IN HANDLE DirectoryHandle)
Definition: devicemap.c:24
ObIsLUIDDeviceMapsEnabled
ULONG NTAPI ObIsLUIDDeviceMapsEnabled(VOID)
Definition: devicemap.c:662
ObQueryDeviceMapInformation
NTSTATUS NTAPI ObQueryDeviceMapInformation(_In_opt_ PEPROCESS Process, _Out_ PPROCESS_DEVICEMAP_INFORMATION DeviceMapInfo, _In_ ULONG Flags)
Definition: devicemap.c:539
ObReferenceObjectByHandle
NTSTATUS NTAPI ObReferenceObjectByHandle(IN HANDLE Handle, IN ACCESS_MASK DesiredAccess, IN POBJECT_TYPE ObjectType, IN KPROCESSOR_MODE AccessMode, OUT PVOID *Object, OUT POBJECT_HANDLE_INFORMATION HandleInformation OPTIONAL)
Definition: obref.c:494
LONG
long LONG
Definition: pedump.c:60
Address
static WCHAR Address[46]
Definition: ping.c:68
KeDetachProcess
VOID NTAPI KeDetachProcess(VOID)
Definition: procobj.c:621
KeAttachProcess
VOID NTAPI KeAttachProcess(IN PKPROCESS Process)
Definition: procobj.c:582
PspSetPrimaryToken
NTSTATUS NTAPI PspSetPrimaryToken(IN PEPROCESS Process, IN HANDLE TokenHandle OPTIONAL, IN PACCESS_TOKEN Token OPTIONAL)
Definition: security.c:215
PspSetQuotaLimits
NTSTATUS NTAPI PspSetQuotaLimits(_In_ PEPROCESS Process, _In_ ULONG Unused, _In_ PVOID QuotaLimits, _In_ ULONG QuotaLimitsLength, _In_ KPROCESSOR_MODE PreviousMode)
This function adjusts the working set limits of a process and sets up new quota limits when necessary...
Definition: quota.c:1045
PsGetNextProcessThread
PETHREAD NTAPI PsGetNextProcessThread(IN PEPROCESS Process, IN PETHREAD Thread OPTIONAL)
Definition: process.c:75
PspDefaultQuotaBlock
EPROCESS_QUOTA_BLOCK PspDefaultQuotaBlock
Definition: quota.c:16
PsThreadInfoClass
static const INFORMATION_CLASS_INFO PsThreadInfoClass[]
Definition: ps_i.h:360
PsProcessInfoClass
static const INFORMATION_CLASS_INFO PsProcessInfoClass[]
Definition: ps_i.h:15
PspSetCrossThreadFlag
#define PspSetCrossThreadFlag(Thread, Flag)
Definition: ps_x.h:25
PspClearCrossThreadFlag
#define PspClearCrossThreadFlag(Thread, Flag)
Definition: ps_x.h:27
PspClearProcessFlag
#define PspClearProcessFlag(Process, Flag)
Definition: ps_x.h:35
PspSetProcessFlag
#define PspSetProcessFlag(Process, Flag)
Definition: ps_x.h:33
_SEH2_GetExceptionCode
#define _SEH2_GetExceptionCode()
Definition: pseh2_64.h:159
_SEH2_EXCEPT
#define _SEH2_EXCEPT(...)
Definition: pseh2_64.h:34
_SEH2_YIELD
#define _SEH2_YIELD(__stmt)
Definition: pseh2_64.h:162
PspQueryDescriptorThread
NTSTATUS NTAPI PspQueryDescriptorThread(IN PETHREAD Thread, IN PVOID ThreadInformation, IN ULONG ThreadInformationLength, OUT PULONG ReturnLength OPTIONAL)
Definition: psldt.c:43
_WIN32_WINNT_WS03
#define _WIN32_WINNT_WS03
Definition: sdkddkver.h:23
STATUS_SUCCESS
#define STATUS_SUCCESS
Definition: shellext.h:65
OPTIONAL
PULONG MinorVersion OPTIONAL
Definition: CrossNt.h:68
TLS_MINIMUM_AVAILABLE
#define TLS_MINIMUM_AVAILABLE
Definition: ntddk_ex.h:236
_EPROCESS
Definition: pstypes.h:1261
_ETHREAD
Definition: pstypes.h:1102
_ETHREAD::ExitTime
LARGE_INTEGER ExitTime
Definition: pstypes.h:1107
_ETHREAD::ExitStatus
NTSTATUS ExitStatus
Definition: pstypes.h:1113
_ETHREAD::Tcb
KTHREAD Tcb
Definition: pstypes.h:1103
_ETHREAD::RundownProtect
EX_RUNDOWN_REF RundownProtect
Definition: pstypes.h:1159
_ETHREAD::Win32StartAddress
PVOID Win32StartAddress
Definition: pstypes.h:1152
_ETHREAD::Cid
CLIENT_ID Cid
Definition: pstypes.h:1128
_ETHREAD::IrpList
LIST_ENTRY IrpList
Definition: pstypes.h:1144
_ETHREAD::CreateTime
LARGE_INTEGER CreateTime
Definition: pstypes.h:1104
_IO_COUNTERS
Definition: pstypes.h:82
_KERNEL_USER_TIMES
Definition: winternl.h:1059
_KERNEL_USER_TIMES::UserTime
LARGE_INTEGER UserTime
Definition: winternl.h:1063
_KERNEL_USER_TIMES::CreateTime
LARGE_INTEGER CreateTime
Definition: winternl.h:1060
_KERNEL_USER_TIMES::KernelTime
LARGE_INTEGER KernelTime
Definition: winternl.h:1062
_KERNEL_USER_TIMES::ExitTime
LARGE_INTEGER ExitTime
Definition: winternl.h:1061
_KPRCB
Definition: ketypes.h:561
_KPRCB::InterruptTime
ULONG InterruptTime
Definition: ketypes.h:741
_KPRCB::KeSystemCalls
ULONG KeSystemCalls
Definition: ketypes.h:652
_KTHREAD::Affinity
GROUP_AFFINITY Affinity
Definition: ketypes.h:1878
_KTHREAD::IdealProcessor
ULONG IdealProcessor
Definition: ketypes.h:1884
_KTHREAD::DisableBoost
ULONG DisableBoost
Definition: ketypes.h:1665
_KTHREAD::Priority
SCHAR Priority
Definition: ketypes.h:1722
_KTHREAD::Teb
PVOID Teb
Definition: ketypes.h:1747
_KTHREAD::KernelTime
ULONG KernelTime
Definition: ketypes.h:1927
_KTHREAD::UserTime
ULONG UserTime
Definition: ketypes.h:1943
_LIST_ENTRY
Definition: typedefs.h:120
_LIST_ENTRY::Flink
struct _LIST_ENTRY * Flink
Definition: typedefs.h:121
_PROCESS_ACCESS_TOKEN
Definition: pstypes.h:146
_PROCESS_BASIC_INFORMATION
Definition: winternl.h:402
_PROCESS_BASIC_INFORMATION::PebBaseAddress
PPEB PebBaseAddress
Definition: winternl.h:404
_PROCESS_BASIC_INFORMATION::AffinityMask
ULONG_PTR AffinityMask
Definition: pstypes.h:337
_PROCESS_BASIC_INFORMATION::InheritedFromUniqueProcessId
ULONG_PTR InheritedFromUniqueProcessId
Definition: pstypes.h:340
_PROCESS_BASIC_INFORMATION::ExitStatus
NTSTATUS ExitStatus
Definition: pstypes.h:335
_PROCESS_BASIC_INFORMATION::BasePriority
KPRIORITY BasePriority
Definition: pstypes.h:338
_PROCESS_BASIC_INFORMATION::UniqueProcessId
ULONG_PTR UniqueProcessId
Definition: winternl.h:406
_PROCESS_DEVICEMAP_INFORMATION_EX
Definition: pstypes.h:370
_PROCESS_DEVICEMAP_INFORMATION_EX::Flags
ULONG Flags
Definition: pstypes.h:380
_PROCESS_DEVICEMAP_INFORMATION
Definition: pstypes.h:358
_PROCESS_FOREGROUND_BACKGROUND
Definition: pstypes.h:964
_PROCESS_FOREGROUND_BACKGROUND::Foreground
BOOLEAN Foreground
Definition: pstypes.h:965
_PROCESS_PRIORITY_CLASS
Definition: pstypes.h:955
_PROCESS_PRIORITY_CLASS::PriorityClass
UCHAR PriorityClass
Definition: pstypes.h:957
_PROCESS_PRIORITY_CLASS::Foreground
BOOLEAN Foreground
Definition: pstypes.h:956
_PROCESS_SESSION_INFORMATION
Definition: pstypes.h:383
_PROCESS_VALUES
Definition: ke.h:45
_PROCESS_VALUES::IoInfo
IO_COUNTERS IoInfo
Definition: ke.h:48
_QUOTA_LIMITS
Definition: lsa.idl:286
_QUOTA_LIMITS::MaximumWorkingSetSize
INT64 MaximumWorkingSetSize
Definition: lsa.idl:290
_QUOTA_LIMITS::NonPagedPoolLimit
INT64 NonPagedPoolLimit
Definition: lsa.idl:288
_QUOTA_LIMITS::TimeLimit
LARGE_INTEGER TimeLimit
Definition: lsa.idl:292
_QUOTA_LIMITS::MinimumWorkingSetSize
INT64 MinimumWorkingSetSize
Definition: lsa.idl:289
_QUOTA_LIMITS::PagefileLimit
INT64 PagefileLimit
Definition: lsa.idl:291
_QUOTA_LIMITS::PagedPoolLimit
INT64 PagedPoolLimit
Definition: lsa.idl:287
_SECTION_IMAGE_INFORMATION
Definition: mmtypes.h:337
_SECTION
Definition: mmtypes.h:807
_SessionInfo
Definition: mmdrv.h:130
_TEB
Definition: compat.h:836
_TEB::TlsExpansionSlots
PVOID * TlsExpansionSlots
Definition: compat.h:894
_TEB::TlsSlots
PVOID TlsSlots[64]
Definition: compat.h:879
_THREAD_BASIC_INFORMATION
Definition: compat.h:926
_THREAD_BASIC_INFORMATION::ClientId
CLIENT_ID ClientId
Definition: compat.h:929
_THREAD_BASIC_INFORMATION::Priority
KPRIORITY Priority
Definition: compat.h:931
_THREAD_BASIC_INFORMATION::BasePriority
KPRIORITY BasePriority
Definition: compat.h:932
_THREAD_BASIC_INFORMATION::ExitStatus
NTSTATUS ExitStatus
Definition: compat.h:927
_THREAD_BASIC_INFORMATION::TebBaseAddress
PVOID TebBaseAddress
Definition: compat.h:928
_THREAD_BASIC_INFORMATION::AffinityMask
KAFFINITY AffinityMask
Definition: compat.h:930
_UNICODE_STRING
Definition: env_spec_w32.h:368
_VM_COUNTERS_EX
Definition: pstypes.h:105
_VM_COUNTERS_
Definition: winternl.h:1604
_VM_COUNTERS_::QuotaPeakPagedPoolUsage
SIZE_T QuotaPeakPagedPoolUsage
Definition: winternl.h:1610
_VM_COUNTERS_::PeakWorkingSetSize
SIZE_T PeakWorkingSetSize
Definition: winternl.h:1608
_VM_COUNTERS_::QuotaPeakNonPagedPoolUsage
SIZE_T QuotaPeakNonPagedPoolUsage
Definition: winternl.h:1612
_VM_COUNTERS_::VirtualSize
SIZE_T VirtualSize
Definition: winternl.h:1606
_VM_COUNTERS_::PeakPagefileUsage
SIZE_T PeakPagefileUsage
Definition: winternl.h:1615
_VM_COUNTERS_::QuotaNonPagedPoolUsage
SIZE_T QuotaNonPagedPoolUsage
Definition: winternl.h:1613
_VM_COUNTERS_::PagefileUsage
SIZE_T PagefileUsage
Definition: winternl.h:1614
_VM_COUNTERS_::PeakVirtualSize
SIZE_T PeakVirtualSize
Definition: winternl.h:1605
_VM_COUNTERS_::QuotaPagedPoolUsage
SIZE_T QuotaPagedPoolUsage
Definition: winternl.h:1611
_VM_COUNTERS_::WorkingSetSize
SIZE_T WorkingSetSize
Definition: winternl.h:1609
_VM_COUNTERS_::PageFaultCount
ULONG PageFaultCount
Definition: winternl.h:1607
ThreadListHead
static LIST_ENTRY ThreadListHead
Definition: sys_arch.c:6
TAG_SEPA
#define TAG_SEPA
Definition: tag.h:156
KeSetIdealProcessorThread
UCHAR NTAPI KeSetIdealProcessorThread(IN PKTHREAD Thread, IN UCHAR Processor)
Definition: thrdobj.c:1075
KeSetBasePriorityThread
LONG NTAPI KeSetBasePriorityThread(IN PKTHREAD Thread, IN LONG Increment)
Definition: thrdobj.c:1184
KeSetPriorityThread
KPRIORITY NTAPI KeSetPriorityThread(IN PKTHREAD Thread, IN KPRIORITY Priority)
Definition: thrdobj.c:1327
KeSetAffinityThread
KAFFINITY NTAPI KeSetAffinityThread(IN PKTHREAD Thread, IN KAFFINITY Affinity)
Definition: thrdobj.c:1303
PWSTR
uint16_t * PWSTR
Definition: typedefs.h:56
MAXULONG
#define MAXULONG
Definition: typedefs.h:251
PULONG_PTR
uint32_t * PULONG_PTR
Definition: typedefs.h:65
PULONG
uint32_t * PULONG
Definition: typedefs.h:59
PBOOLEAN
unsigned char * PBOOLEAN
Definition: typedefs.h:53
LONGLONG
int64_t LONGLONG
Definition: typedefs.h:68
NTAPI
#define NTAPI
Definition: typedefs.h:36
LARGE_INTEGER
union _LARGE_INTEGER LARGE_INTEGER
PVOID
void * PVOID
Definition: typedefs.h:50
HANDLE
PVOID HANDLE
Definition: typedefs.h:73
SIZE_T
ULONG_PTR SIZE_T
Definition: typedefs.h:80
RtlCopyMemory
#define RtlCopyMemory(Destination, Source, Length)
Definition: typedefs.h:263
ULONG_PTR
uint32_t ULONG_PTR
Definition: typedefs.h:65
IN
#define IN
Definition: typedefs.h:39
PLONG
int32_t * PLONG
Definition: typedefs.h:58
PLARGE_INTEGER
union _LARGE_INTEGER * PLARGE_INTEGER
Definition: file.c:85
CONTAINING_RECORD
#define CONTAINING_RECORD(address, type, field)
Definition: typedefs.h:260
ULONG
uint32_t ULONG
Definition: typedefs.h:59
OUT
#define OUT
Definition: typedefs.h:40
CCHAR
char CCHAR
Definition: typedefs.h:51
STATUS_ACCESS_DENIED
#define STATUS_ACCESS_DENIED
Definition: udferr_usr.h:145
STATUS_INVALID_PARAMETER
#define STATUS_INVALID_PARAMETER
Definition: udferr_usr.h:135
STATUS_UNSUCCESSFUL
#define STATUS_UNSUCCESSFUL
Definition: udferr_usr.h:132
STATUS_INFO_LENGTH_MISMATCH
#define STATUS_INFO_LENGTH_MISMATCH
Definition: udferr_usr.h:133
_LARGE_INTEGER
Definition: typedefs.h:103
_LARGE_INTEGER::QuadPart
LONGLONG QuadPart
Definition: typedefs.h:114
_LARGE_INTEGER::LowPart
ULONG LowPart
Definition: typedefs.h:106
_LARGE_INTEGER::HighPart
LONG HighPart
Definition: typedefs.h:107
_LARGE_INTEGER::u
struct _LARGE_INTEGER::@2272 u
FileObject
_In_ WDFREQUEST _In_ WDFFILEOBJECT FileObject
Definition: wdfdevice.h:550
Priority
_In_ WDFINTERRUPT _In_ WDF_INTERRUPT_POLICY _In_ WDF_INTERRUPT_PRIORITY Priority
Definition: wdfinterrupt.h:655
HasPrivilege
BOOLEAN HasPrivilege(IN PPRIVILEGE_SET Privilege)
Definition: shutdown.c:92
TlsIndex
#define TlsIndex
Definition: ws2_32p.h:277
Flags
_Must_inspect_result_ _In_ ULONG Flags
Definition: wsk.h:170
Cookie
_In_opt_ PVOID _Out_ PLARGE_INTEGER Cookie
Definition: cmfuncs.h:14
Affinity
_In_ ULONG _In_ ULONG _In_ ULONG _Out_ PKIRQL _Out_ PKAFFINITY Affinity
Definition: halfuncs.h:174
PFILE_OBJECT
* PFILE_OBJECT
Definition: iotypes.h:1998
UserTime
_Out_ PULONG UserTime
Definition: kefuncs.h:773
OldIrql
_Requires_lock_held_ Interrupt _Releases_lock_ Interrupt _In_ _IRQL_restores_ KIRQL OldIrql
Definition: kefuncs.h:792
KPROCESSOR_MODE
CCHAR KPROCESSOR_MODE
Definition: ketypes.h:7
ObDereferenceObject
#define ObDereferenceObject
Definition: obfuncs.h:203
ObReferenceObject
#define ObReferenceObject
Definition: obfuncs.h:204
PsGetCurrentProcess
#define PsGetCurrentProcess
Definition: psfuncs.h:17
PreviousMode
_In_ KPROCESSOR_MODE PreviousMode
Definition: sefuncs.h:103
UCHAR
unsigned char UCHAR
Definition: xmlstorage.h:181