ReactOS  0.4.14-dev-55-g2da92ac
notify.c
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1 /*
2  * ReactOS kernel
3  * Copyright (C) 2011 ReactOS Team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
18  *
19  * COPYRIGHT: See COPYING in the top level directory
20  * PROJECT: ReactOS kernel
21  * FILE: drivers/filesystem/mountmgr/notify.c
22  * PURPOSE: Mount Manager - Notifications handlers
23  * PROGRAMMER: Pierre Schweitzer (pierre.schweitzer@reactos.org)
24  * Alex Ionescu (alex.ionescu@reactos.org)
25  */
26 
27 #include "mntmgr.h"
28 
29 #include <ioevent.h>
30 
31 #define NDEBUG
32 #include <debug.h>
33 
34 /*
35  * @implemented
36  */
37 VOID
39 {
40  PIRP Irp;
41  KEVENT Event;
44  PIO_STACK_LOCATION Stack;
47 
48  /* Get device object */
51  &FileObject,
52  &DeviceObject);
53  if (!NT_SUCCESS(Status))
54  {
55  return;
56  }
57 
58  /* And attached device object */
60 
61  /* And send VOLUME_ONLINE */
65  NULL, 0,
66  NULL, 0,
67  FALSE,
68  &Event,
69  &IoStatusBlock);
70  if (!Irp)
71  {
72  goto Cleanup;
73  }
74 
76  Stack->FileObject = FileObject;
77 
79  if (Status == STATUS_PENDING)
80  {
82  }
83 
84 Cleanup:
87 
88  return;
89 }
90 
91 /*
92  * @implemented
93  */
94 VOID
95 NTAPI
97 {
98  KIRQL OldIrql;
99  PLIST_ENTRY Head;
100  PDEVICE_EXTENSION DeviceExtension;
102  PONLINE_NOTIFICATION_WORK_ITEM NewWorkItem;
103 
105  DeviceExtension = WorkItem->DeviceExtension;
106 
107  /* First, send the notification */
108  SendOnlineNotification(&(WorkItem->SymbolicName));
109 
110  KeAcquireSpinLock(&(DeviceExtension->WorkerLock), &OldIrql);
111  /* If there are no notifications running any longer, reset event */
112  if (--DeviceExtension->OnlineNotificationCount == 0)
113  {
114  KeSetEvent(&(DeviceExtension->OnlineNotificationEvent), 0, FALSE);
115  }
116 
117  /* If there are still notifications in queue */
118  if (!IsListEmpty(&(DeviceExtension->OnlineNotificationListHead)))
119  {
120  /* Queue a new one for execution */
121  Head = RemoveHeadList(&(DeviceExtension->OnlineNotificationListHead));
122  NewWorkItem = CONTAINING_RECORD(Head, ONLINE_NOTIFICATION_WORK_ITEM, WorkItem.List);
123  KeReleaseSpinLock(&(DeviceExtension->WorkerLock), OldIrql);
124  NewWorkItem->WorkItem.List.Blink = NULL;
125  NewWorkItem->WorkItem.List.Flink = NULL;
126  ExQueueWorkItem(&NewWorkItem->WorkItem, DelayedWorkQueue);
127  }
128  else
129  {
130  /* Mark it's over */
131  DeviceExtension->OnlineNotificationWorkerActive = 0;
132  KeReleaseSpinLock(&(DeviceExtension->WorkerLock), OldIrql);
133  }
134 
135  FreePool(WorkItem->SymbolicName.Buffer);
136  FreePool(WorkItem);
137 
138  return;
139 }
140 
141 /*
142  * @implemented
143  */
144 VOID
147 {
148  KIRQL OldIrql;
150 
151  /* Allocate a notification work item */
152  WorkItem = AllocatePool(sizeof(ONLINE_NOTIFICATION_WORK_ITEM));
153  if (!WorkItem)
154  {
155  return;
156  }
157 
159  WorkItem->DeviceExtension = DeviceExtension;
160  WorkItem->SymbolicName.Length = SymbolicName->Length;
161  WorkItem->SymbolicName.MaximumLength = SymbolicName->Length + sizeof(WCHAR);
163  if (!WorkItem->SymbolicName.Buffer)
164  {
165  FreePool(WorkItem);
166  return;
167  }
168 
170  WorkItem->SymbolicName.Buffer[SymbolicName->Length / sizeof(WCHAR)] = UNICODE_NULL;
171 
172  KeAcquireSpinLock(&(DeviceExtension->WorkerLock), &OldIrql);
173  DeviceExtension->OnlineNotificationCount++;
174 
175  /* If no worker are active */
176  if (DeviceExtension->OnlineNotificationWorkerActive == 0)
177  {
178  /* Queue that one for execution */
179  DeviceExtension->OnlineNotificationWorkerActive = 1;
181  }
182  else
183  {
184  /* Otherwise, just put it in the queue list */
185  InsertTailList(&(DeviceExtension->OnlineNotificationListHead), &(WorkItem->WorkItem.List));
186  }
187 
188  KeReleaseSpinLock(&(DeviceExtension->WorkerLock), OldIrql);
189 
190  return;
191 }
192 
193 /*
194  * @implemented
195  */
196 VOID
198 {
199  KIRQL OldIrql;
200 
201  KeInitializeEvent(&(DeviceExtension->OnlineNotificationEvent), NotificationEvent, FALSE);
202 
203  KeAcquireSpinLock(&(DeviceExtension->WorkerLock), &OldIrql);
204 
205  /* Just wait all the worker are done */
206  if (DeviceExtension->OnlineNotificationCount != 1)
207  {
208  DeviceExtension->OnlineNotificationCount--;
209  KeReleaseSpinLock(&(DeviceExtension->WorkerLock), OldIrql);
210 
211  KeWaitForSingleObject(&(DeviceExtension->OnlineNotificationEvent),
212  Executive,
213  KernelMode,
214  FALSE,
215  NULL);
216 
217  KeAcquireSpinLock(&(DeviceExtension->WorkerLock), &OldIrql);
218  DeviceExtension->OnlineNotificationCount++;
219  }
220 
221  KeReleaseSpinLock(&(DeviceExtension->WorkerLock), OldIrql);
222 }
223 
224 /*
225  * @implemented
226  */
227 NTSTATUS
228 NTAPI
230  IN PVOID Context)
231 {
232  PDEVICE_EXTENSION DeviceExtension;
233  PDEVICE_INFORMATION DeviceInformation;
235 
236  DeviceInformation = Context;
237  DeviceExtension = DeviceInformation->DeviceExtension;
238  Notification = NotificationStructure;
239 
240  /* If it's to signal that removal is complete, then, execute the function */
241  if (IsEqualGUID(&(Notification->Event), &GUID_TARGET_DEVICE_REMOVE_COMPLETE))
242  {
243  MountMgrMountedDeviceRemoval(DeviceExtension, Notification->SymbolicLinkName);
244  }
245  /* It it's to signal that a volume has been mounted
246  * Verify if a database sync is required and execute it
247  */
248  else if (IsEqualGUID(&(Notification->Event), &GUID_IO_VOLUME_MOUNT))
249  {
250  /* If we were already mounted, then mark us unmounted */
251  if (InterlockedCompareExchange(&(DeviceInformation->MountState),
252  FALSE,
253  FALSE) == TRUE)
254  {
255  InterlockedDecrement(&(DeviceInformation->MountState));
256  }
257  /* Otherwise, start mounting the device and first, reconcile its DB if required */
258  else
259  {
260  if (DeviceInformation->NeedsReconcile)
261  {
262  DeviceInformation->NeedsReconcile = FALSE;
263  ReconcileThisDatabaseWithMaster(DeviceExtension, DeviceInformation);
264  }
265  }
266  }
267 
268  return STATUS_SUCCESS;
269 }
270 
271 /*
272  * @implemented
273  */
274 VOID
276  IN PDEVICE_INFORMATION DeviceInformation)
277 {
281 
282  /* Get device object */
283  Status = IoGetDeviceObjectPointer(&(DeviceInformation->DeviceName),
285  &FileObject,
286  &DeviceObject);
287  if (!NT_SUCCESS(Status))
288  {
289  return;
290  }
291 
292  /* And simply register for notifications */
294  0, FileObject,
295  DeviceExtension->DriverObject,
297  DeviceInformation,
298  &(DeviceInformation->TargetDeviceNotificationEntry));
299  if (!NT_SUCCESS(Status))
300  {
301  DeviceInformation->TargetDeviceNotificationEntry = NULL;
302  }
303 
305 
306  return;
307 }
308 
309 /*
310  * @implemented
311  */
312 VOID
314 {
315  PIRP Irp;
316  KIRQL OldIrql;
317  LIST_ENTRY CopyList;
318  PLIST_ENTRY NextEntry;
319 
320  /* Increase the epic number */
321  DeviceExtension->EpicNumber++;
322 
323  InitializeListHead(&CopyList);
324 
325  /* Copy all the pending IRPs for notification */
327  while (!IsListEmpty(&(DeviceExtension->IrpListHead)))
328  {
329  NextEntry = RemoveHeadList(&(DeviceExtension->IrpListHead));
330  Irp = CONTAINING_RECORD(NextEntry, IRP, Tail.Overlay.ListEntry);
331  InsertTailList(&CopyList, &(Irp->Tail.Overlay.ListEntry));
332  }
334 
335  /* Then, notify them one by one */
336  while (!IsListEmpty(&CopyList))
337  {
338  NextEntry = RemoveHeadList(&CopyList);
339  Irp = CONTAINING_RECORD(NextEntry, IRP, Tail.Overlay.ListEntry);
340 
341  *((PULONG)Irp->AssociatedIrp.SystemBuffer) = DeviceExtension->EpicNumber;
342  Irp->IoStatus.Information = sizeof(DeviceExtension->EpicNumber);
343 
345  }
346 }
347 
348 /*
349  * @implemented
350  */
351 VOID
354  IN BOOLEAN ValidateVolume)
355 {
356  PIRP Irp;
357  KEVENT Event;
359  PLIST_ENTRY NextEntry;
361  PIO_STACK_LOCATION Stack;
364  PDEVICE_RELATIONS DeviceRelations;
365  PDEVICE_INFORMATION DeviceInformation;
366  TARGET_DEVICE_CUSTOM_NOTIFICATION DeviceNotification;
367 
368  /* If we have to validate volume */
369  if (ValidateVolume)
370  {
371  /* Then, ensure we can find the device */
372  NextEntry = DeviceExtension->DeviceListHead.Flink;
373  while (NextEntry != &(DeviceExtension->DeviceListHead))
374  {
375  DeviceInformation = CONTAINING_RECORD(NextEntry, DEVICE_INFORMATION, DeviceListEntry);
376  if (RtlCompareUnicodeString(DeviceName, &(DeviceInformation->DeviceName), TRUE) == 0)
377  {
378  break;
379  }
380  }
381 
382  /* No need to notify for a PnP device or if we didn't find the device */
383  if (NextEntry == &(DeviceExtension->DeviceListHead) ||
384  !DeviceInformation->ManuallyRegistered)
385  {
386  return;
387  }
388  }
389 
390  /* Then, get device object */
393  &FileObject,
394  &DeviceObject);
395  if (!NT_SUCCESS(Status))
396  {
397  return;
398  }
399 
401 
403 
404  /* Set up empty IRP (yes, yes!) */
406  DeviceObject,
407  NULL,
408  0,
409  NULL,
410  0,
411  FALSE,
412  &Event,
413  &IoStatusBlock);
414  if (!Irp)
415  {
418  return;
419  }
420 
422 
423  Irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
424  Irp->IoStatus.Information = 0;
425 
426  /* Properly set it, we want to query device relations */
427  Stack->MajorFunction = IRP_MJ_PNP;
429  Stack->Parameters.QueryDeviceRelations.Type = TargetDeviceRelation;
430  Stack->FileObject = FileObject;
431 
432  /* And call driver */
434  if (Status == STATUS_PENDING)
435  {
438  }
439 
442 
443  if (!NT_SUCCESS(Status))
444  {
445  return;
446  }
447 
448  /* Validate device return */
449  DeviceRelations = (PDEVICE_RELATIONS)IoStatusBlock.Information;
450  if (DeviceRelations->Count < 1)
451  {
452  ExFreePool(DeviceRelations);
453  return;
454  }
455 
456  DeviceObject = DeviceRelations->Objects[0];
457  ExFreePool(DeviceRelations);
458 
459  /* Set up real notification */
460  DeviceNotification.Version = 1;
461  DeviceNotification.Size = sizeof(TARGET_DEVICE_CUSTOM_NOTIFICATION);
462  DeviceNotification.Event = GUID_IO_VOLUME_NAME_CHANGE;
463  DeviceNotification.FileObject = NULL;
464  DeviceNotification.NameBufferOffset = -1;
465 
466  /* And report */
468  &DeviceNotification,
469  NULL, NULL);
470 
472 
473  return;
474 }
475 
476 /*
477  * @implemented
478  */
479 VOID
481 {
482  PDEVICE_EXTENSION DeviceExtension = WorkItem->DeviceExtension;
483 
484  KeWaitForSingleObject(&(DeviceExtension->DeviceLock), Executive, KernelMode, FALSE, NULL);
485 
486  /* If even if being worked, it's too late */
487  if (WorkItem->Event)
488  {
489  KeReleaseSemaphore(&(DeviceExtension->DeviceLock), IO_NO_INCREMENT, 1, FALSE);
490  KeSetEvent(WorkItem->Event, 0, FALSE);
491  }
492  else
493  {
494  /* Otherwise, remove it from the list, and delete it */
495  RemoveEntryList(&(WorkItem->UniqueIdWorkerItemListEntry));
496  KeReleaseSemaphore(&(DeviceExtension->DeviceLock), IO_NO_INCREMENT, 1, FALSE);
497  IoFreeIrp(WorkItem->Irp);
498  FreePool(WorkItem->DeviceName.Buffer);
499  FreePool(WorkItem->IrpBuffer);
500  FreePool(WorkItem);
501  }
502 }
503 
504 /*
505  * @implemented
506  */
507 VOID
508 NTAPI
510  IN PVOID Context)
511 {
512  PUNIQUE_ID_WORK_ITEM WorkItem = Context;
513  PMOUNTDEV_UNIQUE_ID OldUniqueId, NewUniqueId;
515 
517 
518  /* Validate worker */
519  if (!NT_SUCCESS(WorkItem->Irp->IoStatus.Status))
520  {
521  RemoveWorkItem(WorkItem);
522  return;
523  }
524 
525  UniqueIdChange = WorkItem->Irp->AssociatedIrp.SystemBuffer;
526  /* Get the old unique ID */
527  OldUniqueId = AllocatePool(UniqueIdChange->OldUniqueIdLength + sizeof(MOUNTDEV_UNIQUE_ID));
528  if (!OldUniqueId)
529  {
530  RemoveWorkItem(WorkItem);
531  return;
532  }
533 
534  OldUniqueId->UniqueIdLength = UniqueIdChange->OldUniqueIdLength;
535  RtlCopyMemory(OldUniqueId->UniqueId,
536  (PVOID)((ULONG_PTR)UniqueIdChange + UniqueIdChange->OldUniqueIdOffset),
537  UniqueIdChange->OldUniqueIdLength);
538 
539  /* Get the new unique ID */
540  NewUniqueId = AllocatePool(UniqueIdChange->NewUniqueIdLength + sizeof(MOUNTDEV_UNIQUE_ID));
541  if (!NewUniqueId)
542  {
543  FreePool(OldUniqueId);
544  RemoveWorkItem(WorkItem);
545  return;
546  }
547 
548  NewUniqueId->UniqueIdLength = UniqueIdChange->NewUniqueIdLength;
549  RtlCopyMemory(NewUniqueId->UniqueId,
550  (PVOID)((ULONG_PTR)UniqueIdChange + UniqueIdChange->NewUniqueIdOffset),
551  UniqueIdChange->NewUniqueIdLength);
552 
553  /* Call the real worker */
554  MountMgrUniqueIdChangeRoutine(WorkItem->DeviceExtension, OldUniqueId, NewUniqueId);
555  IssueUniqueIdChangeNotifyWorker(WorkItem, NewUniqueId);
556 
557  FreePool(NewUniqueId);
558  FreePool(OldUniqueId);
559 
560  return;
561 }
562 
563 /*
564  * @implemented
565  */
566 NTSTATUS
567 NTAPI
569  IN PIRP Irp,
570  IN PVOID Context)
571 {
572  PUNIQUE_ID_WORK_ITEM WorkItem = Context;
573 
576 
577  /* Simply queue the work item */
578  IoQueueWorkItem(WorkItem->WorkItem,
581  WorkItem);
582 
584 }
585 
586 /*
587  * @implemented
588  */
589 VOID
591  IN PMOUNTDEV_UNIQUE_ID UniqueId)
592 {
593  PIRP Irp;
596  PIO_STACK_LOCATION Stack;
598 
599  /* Get the device object */
600  Status = IoGetDeviceObjectPointer(&(WorkItem->DeviceName),
602  &FileObject,
603  &DeviceObject);
604  if (!NT_SUCCESS(Status))
605  {
606  RemoveWorkItem(WorkItem);
607  return;
608  }
609 
610  /* And then, the attached device */
612 
613  /* Initialize the IRP */
614  Irp = WorkItem->Irp;
615  IoInitializeIrp(Irp, IoSizeOfIrp(WorkItem->StackSize), (CCHAR)WorkItem->StackSize);
616 
617  if (InterlockedExchange((PLONG)&(WorkItem->Event), 0) != 0)
618  {
621  RemoveWorkItem(WorkItem);
622  return;
623  }
624 
625  Irp->AssociatedIrp.SystemBuffer = WorkItem->IrpBuffer;
626  Irp->Tail.Overlay.Thread = PsGetCurrentThread();
627  RtlCopyMemory(Irp->AssociatedIrp.SystemBuffer, UniqueId, UniqueId->UniqueIdLength + sizeof(USHORT));
628 
630 
631  Stack->Parameters.DeviceIoControl.InputBufferLength = UniqueId->UniqueIdLength + sizeof(USHORT);
632  Stack->Parameters.DeviceIoControl.OutputBufferLength = WorkItem->IrpBufferLength;
633  Stack->Parameters.DeviceIoControl.Type3InputBuffer = 0;
634  Stack->Parameters.DeviceIoControl.IoControlCode = IOCTL_MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY;
636 
637  Status = IoSetCompletionRoutineEx(WorkItem->DeviceExtension->DeviceObject,
638  Irp,
640  WorkItem,
641  TRUE, TRUE, TRUE);
642  if (!NT_SUCCESS(Status))
643  {
646  RemoveWorkItem(WorkItem);
647  return;
648  }
649 
650  /* Call the driver */
654 }
655 
656 /*
657  * @implemented
658  */
659 VOID
662  IN PMOUNTDEV_UNIQUE_ID UniqueId)
663 {
665  PVOID IrpBuffer = NULL;
668  PUNIQUE_ID_WORK_ITEM WorkItem = NULL;
669 
670  /* Get the associated device object */
673  &FileObject,
674  &DeviceObject);
675  if (!NT_SUCCESS(Status))
676  {
677  return;
678  }
679 
680  /* And then, get attached device */
682 
684 
685  /* Allocate a work item */
686  WorkItem = AllocatePool(sizeof(UNIQUE_ID_WORK_ITEM));
687  if (!WorkItem)
688  {
690  return;
691  }
692 
693  WorkItem->Event = NULL;
694  WorkItem->WorkItem = IoAllocateWorkItem(DeviceExtension->DeviceObject);
695  if (!WorkItem->WorkItem)
696  {
698  goto Cleanup;
699  }
700 
701  WorkItem->DeviceExtension = DeviceExtension;
702  WorkItem->StackSize = DeviceObject->StackSize;
703  /* Already provide the IRP */
705 
707 
708  if (!WorkItem->Irp)
709  {
710  goto Cleanup;
711  }
712 
713  /* Ensure it has enough space */
714  IrpBuffer = AllocatePool(sizeof(MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY_OUTPUT) + 1024);
715  if (!IrpBuffer)
716  {
717  goto Cleanup;
718  }
719 
720  WorkItem->DeviceName.Length = DeviceName->Length;
721  WorkItem->DeviceName.MaximumLength = DeviceName->Length + sizeof(WCHAR);
722  WorkItem->DeviceName.Buffer = AllocatePool(WorkItem->DeviceName.MaximumLength);
723  if (!WorkItem->DeviceName.Buffer)
724  {
725  goto Cleanup;
726  }
727 
728  RtlCopyMemory(WorkItem->DeviceName.Buffer, DeviceName->Buffer, DeviceName->Length);
729  WorkItem->DeviceName.Buffer[DeviceName->Length / sizeof(WCHAR)] = UNICODE_NULL;
730 
731  WorkItem->IrpBuffer = IrpBuffer;
732  WorkItem->IrpBufferLength = sizeof(MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY_OUTPUT) + 1024;
733 
734  /* Add the worker in the list */
735  KeWaitForSingleObject(&(DeviceExtension->DeviceLock), Executive, KernelMode, FALSE, NULL);
736  InsertHeadList(&(DeviceExtension->UniqueIdWorkerItemListHead), &(WorkItem->UniqueIdWorkerItemListEntry));
737  KeReleaseSemaphore(&(DeviceExtension->DeviceLock), IO_NO_INCREMENT, 1, FALSE);
738 
739  /* And call the worker */
740  IssueUniqueIdChangeNotifyWorker(WorkItem, UniqueId);
741 
742  return;
743 
744 Cleanup:
745  if (IrpBuffer)
746  {
747  FreePool(IrpBuffer);
748  }
749 
750  if (WorkItem->Irp)
751  {
752  IoFreeIrp(WorkItem->Irp);
753  }
754 
755  if (WorkItem->WorkItem)
756  {
757  IoFreeWorkItem(WorkItem->WorkItem);
758  }
759 
760  if (WorkItem)
761  {
762  FreePool(WorkItem);
763  }
764 }
_In_ PVOID NotificationStructure
Definition: iofuncs.h:1203
#define IN
Definition: typedefs.h:38
UNICODE_STRING DeviceName
Definition: mntmgr.h:147
#define TRUE
Definition: types.h:120
NTSYSAPI VOID NTAPI RtlCopyMemory(VOID UNALIGNED *Destination, CONST VOID UNALIGNED *Source, ULONG Length)
VOID NTAPI ExQueueWorkItem(IN PWORK_QUEUE_ITEM WorkItem, IN WORK_QUEUE_TYPE QueueType)
Definition: work.c:717
LIST_ENTRY List
Definition: extypes.h:203
#define IOCTL_MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY
Definition: imports.h:86
struct _TARGET_DEVICE_CUSTOM_NOTIFICATION TARGET_DEVICE_CUSTOM_NOTIFICATION
#define PsGetCurrentThread()
Definition: env_spec_w32.h:81
VOID SendOnlineNotification(IN PUNICODE_STRING SymbolicName)
Definition: notify.c:38
USHORT MaximumLength
Definition: env_spec_w32.h:370
#define STATUS_MORE_PROCESSING_REQUIRED
Definition: shellext.h:63
_In_ PIRP Irp
Definition: csq.h:116
#define UNREFERENCED_PARAMETER(P)
Definition: ntbasedef.h:323
VOID WaitForOnlinesToComplete(IN PDEVICE_EXTENSION DeviceExtension)
Definition: notify.c:197
struct _LIST_ENTRY * Blink
Definition: typedefs.h:120
FORCEINLINE VOID InsertHeadList(_Inout_ PLIST_ENTRY ListHead, _Inout_ __drv_aliasesMem PLIST_ENTRY Entry)
Definition: rtlfuncs.h:201
PDEVICE_OBJECT Objects[1]
Definition: iotypes.h:2055
#define IRP_MJ_PNP
Definition: cdrw_usr.h:52
_In_ PNDIS_STRING _In_ PNDIS_STRING SymbolicName
Definition: ndis.h:4676
LONG NTSTATUS
Definition: precomp.h:26
USHORT UniqueIdLength
Definition: imports.h:138
VOID NTAPI IoAcquireCancelSpinLock(OUT PKIRQL Irql)
Definition: util.c:56
NTSTATUS NTAPI MountMgrTargetDeviceNotification(IN PVOID NotificationStructure, IN PVOID Context)
Definition: notify.c:229
#define InterlockedCompareExchange
Definition: interlocked.h:104
NTSTATUS NTAPI IoGetDeviceObjectPointer(IN PUNICODE_STRING ObjectName, IN ACCESS_MASK DesiredAccess, OUT PFILE_OBJECT *FileObject, OUT PDEVICE_OBJECT *DeviceObject)
Definition: device.c:1435
VOID NTAPI UniqueIdChangeNotifyWorker(IN PDEVICE_OBJECT DeviceObject, IN PVOID Context)
Definition: notify.c:509
VOID NTAPI ObDereferenceObject(IN PVOID Object)
Definition: obref.c:375
IRP
Definition: iotypes.h:2463
WCHAR DeviceName[]
Definition: adapter.cpp:21
_In_ PVOID Parameter
Definition: ldrtypes.h:241
#define InsertTailList(ListHead, Entry)
VOID MountMgrMountedDeviceRemoval(IN PDEVICE_EXTENSION Extension, IN PUNICODE_STRING DeviceName)
Definition: mountmgr.c:1451
PDEVICE_EXTENSION DeviceExtension
Definition: mntmgr.h:143
PIO_WORKITEM NTAPI IoAllocateWorkItem(IN PDEVICE_OBJECT DeviceObject)
Definition: iowork.c:75
LONG NTAPI KeSetEvent(IN PKEVENT Event, IN KPRIORITY Increment, IN BOOLEAN Wait)
Definition: eventobj.c:159
#define FreePool(P)
Definition: mntmgr.h:154
NTSTATUS NTAPI KeWaitForSingleObject(IN PVOID Object, IN KWAIT_REASON WaitReason, IN KPROCESSOR_MODE WaitMode, IN BOOLEAN Alertable, IN PLARGE_INTEGER Timeout OPTIONAL)
Definition: wait.c:416
VOID NTAPI IoInitializeIrp(IN PIRP Irp, IN USHORT PacketSize, IN CCHAR StackSize)
Definition: irp.c:1854
VOID NTAPI IoFreeWorkItem(IN PIO_WORKITEM IoWorkItem)
Definition: iowork.c:64
_Must_inspect_result_ FORCEINLINE BOOLEAN IsListEmpty(_In_ const LIST_ENTRY *ListHead)
Definition: rtlfuncs.h:57
uint32_t ULONG_PTR
Definition: typedefs.h:63
FORCEINLINE BOOLEAN RemoveEntryList(_In_ PLIST_ENTRY Entry)
Definition: rtlfuncs.h:105
UCHAR KIRQL
Definition: env_spec_w32.h:591
PIO_WORKITEM WorkItem
Definition: mntmgr.h:142
VOID ReconcileThisDatabaseWithMaster(IN PDEVICE_EXTENSION DeviceExtension, IN PDEVICE_INFORMATION DeviceInformation)
Definition: database.c:1595
WORK_QUEUE_ITEM WorkItem
Definition: mntmgr.h:110
NTSTATUS(* NTAPI)(IN PFILE_FULL_EA_INFORMATION EaBuffer, IN ULONG EaLength, OUT PULONG ErrorOffset)
Definition: IoEaTest.cpp:117
VOID IssueUniqueIdChangeNotifyWorker(IN PUNIQUE_ID_WORK_ITEM WorkItem, IN PMOUNTDEV_UNIQUE_ID UniqueId)
Definition: notify.c:590
#define UNICODE_NULL
VOID NTAPI SendOnlineNotificationWorker(IN PVOID Parameter)
Definition: notify.c:96
BOOLEAN NeedsReconcile
Definition: mntmgr.h:56
_In_ PVOID _In_ ULONG Event
Definition: iotypes.h:435
struct _DEVICE_RELATIONS * PDEVICE_RELATIONS
unsigned char BOOLEAN
smooth NULL
Definition: ftsmooth.c:416
#define IOCTL_VOLUME_ONLINE
Definition: ntddvol.h:62
#define IoCompleteRequest
Definition: irp.c:1240
FORCEINLINE PLIST_ENTRY RemoveHeadList(_Inout_ PLIST_ENTRY ListHead)
Definition: rtlfuncs.h:128
PDEVICE_EXTENSION DeviceExtension
Definition: mntmgr.h:62
ULONG IrpBufferLength
Definition: mntmgr.h:148
_Inout_ PFILE_OBJECT FileObject
Definition: cdprocs.h:593
PFLT_MESSAGE_WAITER_QUEUE CONTAINING_RECORD(Csq, DEVICE_EXTENSION, IrpQueue)) -> WaiterQ.mLock) _IRQL_raises_(DISPATCH_LEVEL) VOID NTAPI FltpAcquireMessageWaiterLock(_In_ PIO_CSQ Csq, _Out_ PKIRQL Irql)
Definition: Messaging.c:560
PDEVICE_OBJECT NTAPI IoGetAttachedDeviceReference(PDEVICE_OBJECT DeviceObject)
Definition: device.c:1406
VOID MountMgrNotify(IN PDEVICE_EXTENSION DeviceExtension)
Definition: notify.c:313
VOID RegisterForTargetDeviceNotification(IN PDEVICE_EXTENSION DeviceExtension, IN PDEVICE_INFORMATION DeviceInformation)
Definition: notify.c:275
struct _MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY_OUTPUT MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY_OUTPUT
struct _LIST_ENTRY * Flink
Definition: typedefs.h:119
#define ExInitializeWorkItem(Item, Routine, Context)
Definition: exfuncs.h:265
if(!(yy_init))
Definition: macro.lex.yy.c:714
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define STATUS_PENDING
Definition: ntstatus.h:82
char CCHAR
Definition: typedefs.h:50
PDEVICE_EXTENSION DeviceExtension
Definition: mntmgr.h:111
#define KeAcquireSpinLock(sl, irql)
Definition: env_spec_w32.h:609
NTSTATUS NTAPI IoSetCompletionRoutineEx(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PIO_COMPLETION_ROUTINE CompletionRoutine, IN PVOID Context, IN BOOLEAN InvokeOnSuccess, IN BOOLEAN InvokeOnError, IN BOOLEAN InvokeOnCancel)
Definition: iocomp.c:220
* PFILE_OBJECT
Definition: iotypes.h:1955
#define FILE_READ_ATTRIBUTES
Definition: nt_native.h:647
LIST_ENTRY UniqueIdWorkerItemListEntry
Definition: mntmgr.h:141
ULONG RtlCompareUnicodeString(PUNICODE_STRING s1, PUNICODE_STRING s2, BOOLEAN UpCase)
Definition: string_lib.cpp:31
#define InterlockedDecrement
Definition: armddk.h:52
_Requires_lock_held_ Interrupt _Releases_lock_ Interrupt _In_ _IRQL_restores_ KIRQL OldIrql
Definition: kefuncs.h:803
NTSTATUS NTAPI IoRegisterPlugPlayNotification(IN IO_NOTIFICATION_EVENT_CATEGORY EventCategory, IN ULONG EventCategoryFlags, IN PVOID EventCategoryData OPTIONAL, IN PDRIVER_OBJECT DriverObject, IN PDRIVER_NOTIFICATION_CALLBACK_ROUTINE CallbackRoutine, IN PVOID Context, OUT PVOID *NotificationEntry)
Definition: pnpnotify.c:249
Definition: typedefs.h:117
static const WCHAR Cleanup[]
Definition: register.c:80
__drv_aliasesMem FORCEINLINE PIO_STACK_LOCATION IoGetNextIrpStackLocation(_In_ PIRP Irp)
Definition: iofuncs.h:2647
BOOLEAN ManuallyRegistered
Definition: mntmgr.h:53
#define AllocatePool(Size)
Definition: mntmgr.h:153
#define InterlockedExchange
Definition: armddk.h:54
NTSTATUS NTAPI UniqueIdChangeNotifyCompletion(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PVOID Context)
Definition: notify.c:568
VOID NTAPI IoReleaseCancelSpinLock(IN KIRQL Irql)
Definition: util.c:150
Status
Definition: gdiplustypes.h:24
struct _ONLINE_NOTIFICATION_WORK_ITEM * PONLINE_NOTIFICATION_WORK_ITEM
VOID NTAPI IoQueueWorkItem(IN PIO_WORKITEM IoWorkItem, IN PIO_WORKITEM_ROUTINE WorkerRoutine, IN WORK_QUEUE_TYPE QueueType, IN PVOID Context)
Definition: iowork.c:40
IN PDEVICE_OBJECT DeviceObject
Definition: fatprocs.h:1560
PFILE_OBJECT FileObject
Definition: iotypes.h:2813
#define KeInitializeEvent(pEvt, foo, foo2)
Definition: env_spec_w32.h:477
VOID PostOnlineNotification(IN PDEVICE_EXTENSION DeviceExtension, IN PUNICODE_STRING SymbolicName)
Definition: notify.c:145
LONG NTAPI KeReleaseSemaphore(IN PKSEMAPHORE Semaphore, IN KPRIORITY Increment, IN LONG Adjustment, IN BOOLEAN Wait)
Definition: semphobj.c:54
unsigned short USHORT
Definition: pedump.c:61
#define IoSizeOfIrp(_StackSize)
#define InitializeListHead(ListHead)
Definition: env_spec_w32.h:944
static OUT PIO_STATUS_BLOCK IoStatusBlock
Definition: pipe.c:75
unsigned int * PULONG
Definition: retypes.h:1
BOOL WINAPI IsEqualGUID(REFGUID rguid1, REFGUID rguid2)
Definition: compobj.c:4021
NTSTATUS NTAPI IoCallDriver(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: irp.c:1218
VOID RemoveWorkItem(IN PUNIQUE_ID_WORK_ITEM WorkItem)
Definition: notify.c:480
#define KeReleaseSpinLock(sl, irql)
Definition: env_spec_w32.h:627
#define IRP_MN_QUERY_DEVICE_RELATIONS
PIRP NTAPI IoBuildDeviceIoControlRequest(IN ULONG IoControlCode, IN PDEVICE_OBJECT DeviceObject, IN PVOID InputBuffer, IN ULONG InputBufferLength, IN PVOID OutputBuffer, IN ULONG OutputBufferLength, IN BOOLEAN InternalDeviceIoControl, IN PKEVENT Event, IN PIO_STATUS_BLOCK IoStatusBlock)
Definition: irp.c:881
UNICODE_STRING DeviceName
Definition: mntmgr.h:50
UNICODE_STRING SymbolicName
Definition: mntmgr.h:112
VOID NTAPI IoFreeIrp(IN PIRP Irp)
Definition: irp.c:1666
struct tagContext Context
Definition: acpixf.h:1024
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:409
#define IO_NO_INCREMENT
Definition: iotypes.h:566
struct _FILE_OBJECT * FileObject
Definition: iotypes.h:975
PIRP NTAPI IoAllocateIrp(IN CCHAR StackSize, IN BOOLEAN ChargeQuota)
Definition: irp.c:615
struct _NAMED_PIPE_CREATE_PARAMETERS * Parameters
Definition: iotypes.h:2772
return STATUS_SUCCESS
Definition: btrfs.c:2966
VOID MountMgrUniqueIdChangeRoutine(IN PDEVICE_EXTENSION DeviceExtension, IN PMOUNTDEV_UNIQUE_ID OldUniqueId, IN PMOUNTDEV_UNIQUE_ID NewUniqueId)
Definition: uniqueid.c:71
NTSTATUS NTAPI IoReportTargetDeviceChangeAsynchronous(IN PDEVICE_OBJECT PhysicalDeviceObject, IN PVOID NotificationStructure, IN PDEVICE_CHANGE_COMPLETE_CALLBACK Callback OPTIONAL, IN PVOID Context OPTIONAL)
Definition: pnpreport.c:519
signed int * PLONG
Definition: retypes.h:5
UCHAR UniqueId[1]
Definition: imports.h:139
VOID IssueUniqueIdChangeNotify(IN PDEVICE_EXTENSION DeviceExtension, IN PUNICODE_STRING DeviceName, IN PMOUNTDEV_UNIQUE_ID UniqueId)
Definition: notify.c:660
#define ExFreePool(addr)
Definition: env_spec_w32.h:352
#define IRP_MJ_DEVICE_CONTROL
Definition: rdpdr.c:52
VOID MountMgrNotifyNameChange(IN PDEVICE_EXTENSION DeviceExtension, IN PUNICODE_STRING DeviceName, IN BOOLEAN ValidateVolume)
Definition: notify.c:352