ReactOS 0.4.16-dev-455-g37b0646
fbtpnp.c
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1// Copyright (c) 2004, Antony C. Roberts
2
3// Use of this file is subject to the terms
4// described in the LICENSE.TXT file that
5// accompanies this file.
6//
7// Your use of this file indicates your
8// acceptance of the terms described in
9// LICENSE.TXT.
10//
11// http://www.freebt.net
12
13#include "stdio.h"
14#include "fbtusb.h"
15#include "fbtpnp.h"
16#include "fbtpwr.h"
17#include "fbtdev.h"
18#include "fbtrwr.h"
19#include "fbtwmi.h"
20
21#include "fbtusr.h"
22
23// Handle PNP events
24NTSTATUS NTAPI FreeBT_DispatchPnP(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
25{
26 PIO_STACK_LOCATION irpStack;
27 PDEVICE_EXTENSION deviceExtension;
28 //KEVENT startDeviceEvent;
29 NTSTATUS ntStatus;
30
31 irpStack = IoGetCurrentIrpStackLocation(Irp);
32 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
33
34 // since the device is removed, fail the Irp.
35 if (Removed == deviceExtension->DeviceState)
36 {
37 ntStatus = STATUS_DELETE_PENDING;
38 Irp->IoStatus.Status = ntStatus;
39 Irp->IoStatus.Information = 0;
40 IoCompleteRequest(Irp, IO_NO_INCREMENT);
41 return ntStatus;
42
43 }
44
45 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_DispatchPnP::"));
46 FreeBT_IoIncrement(deviceExtension);
47 if (irpStack->MinorFunction == IRP_MN_START_DEVICE)
48 {
49 ASSERT(deviceExtension->IdleReqPend == 0);
50
51 }
52
53 else
54 {
55 if (deviceExtension->SSEnable)
56 {
57 CancelSelectSuspend(deviceExtension);
58
59 }
60
61 }
62
63 FreeBT_DbgPrint(3, ("FBTUSB: ///////////////////////////////////////////\n"));
64 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_DispatchPnP::"));
65 FreeBT_DbgPrint(2, (PnPMinorFunctionString(irpStack->MinorFunction)));
66 switch (irpStack->MinorFunction)
67 {
68 case IRP_MN_START_DEVICE:
69 ntStatus = HandleStartDevice(DeviceObject, Irp);
70 break;
71
72 case IRP_MN_QUERY_STOP_DEVICE:
73 // if we cannot stop the device, we fail the query stop irp
74 ntStatus = CanStopDevice(DeviceObject, Irp);
75 if(NT_SUCCESS(ntStatus))
76 {
77 ntStatus = HandleQueryStopDevice(DeviceObject, Irp);
78 return ntStatus;
79
80 }
81
82 break;
83
84 case IRP_MN_CANCEL_STOP_DEVICE:
85 ntStatus = HandleCancelStopDevice(DeviceObject, Irp);
86 break;
87
88 case IRP_MN_STOP_DEVICE:
89 ntStatus = HandleStopDevice(DeviceObject, Irp);
90 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_DispatchPnP::IRP_MN_STOP_DEVICE::"));
91 FreeBT_IoDecrement(deviceExtension);
92
93 return ntStatus;
94
95 case IRP_MN_QUERY_REMOVE_DEVICE:
96 // if we cannot remove the device, we fail the query remove irp
97 ntStatus = HandleQueryRemoveDevice(DeviceObject, Irp);
98
99 return ntStatus;
100
101 case IRP_MN_CANCEL_REMOVE_DEVICE:
102 ntStatus = HandleCancelRemoveDevice(DeviceObject, Irp);
103 break;
104
105 case IRP_MN_SURPRISE_REMOVAL:
106 ntStatus = HandleSurpriseRemoval(DeviceObject, Irp);
107 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_DispatchPnP::IRP_MN_SURPRISE_REMOVAL::"));
108 FreeBT_IoDecrement(deviceExtension);
109 return ntStatus;
110
111 case IRP_MN_REMOVE_DEVICE:
112 ntStatus = HandleRemoveDevice(DeviceObject, Irp);
113 return ntStatus;
114
115 case IRP_MN_QUERY_CAPABILITIES:
116 ntStatus = HandleQueryCapabilities(DeviceObject, Irp);
117 break;
118
119 default:
120 IoSkipCurrentIrpStackLocation(Irp);
121
122 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
123
124 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_DispatchPnP::default::"));
125 FreeBT_IoDecrement(deviceExtension);
126
127 return ntStatus;
128
129 }
130
131 Irp->IoStatus.Status = ntStatus;
132 Irp->IoStatus.Information = 0;
133 IoCompleteRequest(Irp, IO_NO_INCREMENT);
134
135 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_DispatchPnP::"));
136 FreeBT_IoDecrement(deviceExtension);
137
138 return ntStatus;
139
140}
141
142NTSTATUS NTAPI HandleStartDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
143{
144 KIRQL oldIrql;
145 KEVENT startDeviceEvent;
146 NTSTATUS ntStatus;
147 PDEVICE_EXTENSION deviceExtension;
148 LARGE_INTEGER dueTime;
149
150 FreeBT_DbgPrint(3, ("FBTUSB: HandleStartDevice: Entered\n"));
151
152 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
153 deviceExtension->UsbConfigurationDescriptor = NULL;
154 deviceExtension->UsbInterface = NULL;
155 deviceExtension->PipeContext = NULL;
156
157 // We cannot touch the device (send it any non pnp irps) until a
158 // start device has been passed down to the lower drivers.
159 // first pass the Irp down
160 KeInitializeEvent(&startDeviceEvent, NotificationEvent, FALSE);
161 IoCopyCurrentIrpStackLocationToNext(Irp);
162 IoSetCompletionRoutine(Irp,
163 (PIO_COMPLETION_ROUTINE)IrpCompletionRoutine,
164 (PVOID)&startDeviceEvent,
165 TRUE,
166 TRUE,
167 TRUE);
168
169 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
170 if (ntStatus == STATUS_PENDING)
171 {
172 KeWaitForSingleObject(&startDeviceEvent, Executive, KernelMode, FALSE, NULL);
173 ntStatus = Irp->IoStatus.Status;
174
175 }
176
177 if (!NT_SUCCESS(ntStatus))
178 {
179 FreeBT_DbgPrint(1, ("FBTUSB: HandleStartDevice: Lower drivers failed this Irp (0x%08x)\n", ntStatus));
180 return ntStatus;
181
182 }
183
184 // Read the device descriptor, configuration descriptor
185 // and select the interface descriptors
186 ntStatus = ReadandSelectDescriptors(DeviceObject);
187 if (!NT_SUCCESS(ntStatus))
188 {
189 FreeBT_DbgPrint(1, ("FBTUSB: HandleStartDevice: ReadandSelectDescriptors failed (0x%08x)\n", ntStatus));
190 return ntStatus;
191
192 }
193
194 // enable the symbolic links for system components to open
195 // handles to the device
196 ntStatus = IoSetDeviceInterfaceState(&deviceExtension->InterfaceName, TRUE);
197 if (!NT_SUCCESS(ntStatus))
198 {
199 FreeBT_DbgPrint(1, ("FBTUSB: HandleStartDevice: IoSetDeviceInterfaceState failed (0x%08x)\n", ntStatus));
200 return ntStatus;
201
202 }
203
204 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
205
206 SET_NEW_PNP_STATE(deviceExtension, Working);
207 deviceExtension->QueueState = AllowRequests;
208
209 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
210
211 deviceExtension->FlagWWOutstanding = 0;
212 deviceExtension->FlagWWCancel = 0;
213 deviceExtension->WaitWakeIrp = NULL;
214
215 if (deviceExtension->WaitWakeEnable)
216 {
217 IssueWaitWake(deviceExtension);
218
219 }
220
221 ProcessQueuedRequests(deviceExtension);
222 if (WinXpOrBetter == deviceExtension->WdmVersion)
223 {
224 deviceExtension->SSEnable = deviceExtension->SSRegistryEnable;
225
226 // set timer.for selective suspend requests
227 if (deviceExtension->SSEnable)
228 {
229 dueTime.QuadPart = -10000 * IDLE_INTERVAL; // 5000 ms
230 KeSetTimerEx(&deviceExtension->Timer, dueTime, IDLE_INTERVAL, &deviceExtension->DeferredProcCall);
231 deviceExtension->FreeIdleIrpCount = 0;
232
233 }
234
235 }
236
237 FreeBT_DbgPrint(3, ("FBTUSB: HandleStartDevice: Leaving\n"));
238
239 return ntStatus;
240
241}
242
243
244NTSTATUS NTAPI ReadandSelectDescriptors(IN PDEVICE_OBJECT DeviceObject)
245{
246 PURB urb;
247 ULONG siz;
248 NTSTATUS ntStatus;
249 PUSB_DEVICE_DESCRIPTOR deviceDescriptor;
250
251 urb = NULL;
252 deviceDescriptor = NULL;
253
254 // 1. Read the device descriptor
255 urb = (PURB) ExAllocatePool(NonPagedPool, sizeof(struct _URB_CONTROL_DESCRIPTOR_REQUEST));
256 if(urb)
257 {
258 siz = sizeof(USB_DEVICE_DESCRIPTOR);
259 deviceDescriptor = (PUSB_DEVICE_DESCRIPTOR) ExAllocatePool(NonPagedPool, siz);
260 if (deviceDescriptor)
261 {
262 UsbBuildGetDescriptorRequest(
263 urb,
264 (USHORT) sizeof(struct _URB_CONTROL_DESCRIPTOR_REQUEST),
265 USB_DEVICE_DESCRIPTOR_TYPE,
266 0,
267 0,
268 deviceDescriptor,
269 NULL,
270 siz,
271 NULL);
272
273 ntStatus = CallUSBD(DeviceObject, urb);
274 if (NT_SUCCESS(ntStatus))
275 {
276 ASSERT(deviceDescriptor->bNumConfigurations);
277 ntStatus = ConfigureDevice(DeviceObject);
278
279 }
280
281 ExFreePool(urb);
282 ExFreePool(deviceDescriptor);
283
284 }
285
286 else
287 {
288 FreeBT_DbgPrint(1, ("FBTUSB: ReadandSelectDescriptors: Failed to allocate memory for deviceDescriptor"));
289 ExFreePool(urb);
290 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
291
292 }
293
294 }
295
296 else
297 {
298 FreeBT_DbgPrint(1, ("FBTUSB: ReadandSelectDescriptors: Failed to allocate memory for urb"));
299 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
300
301 }
302
303
304 return ntStatus;
305
306}
307
308NTSTATUS NTAPI ConfigureDevice(IN PDEVICE_OBJECT DeviceObject)
309{
310 PURB urb;
311 ULONG siz;
312 NTSTATUS ntStatus;
313 PDEVICE_EXTENSION deviceExtension;
314 PUSB_CONFIGURATION_DESCRIPTOR configurationDescriptor;
315
316 urb = NULL;
317 configurationDescriptor = NULL;
318 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
319
320 // Read the first configuration descriptor
321 // This requires two steps:
322 // 1. Read the fixed sized configuration desciptor (CD)
323 // 2. Read the CD with all embedded interface and endpoint descriptors
324 urb = (PURB) ExAllocatePool(NonPagedPool, sizeof(struct _URB_CONTROL_DESCRIPTOR_REQUEST));
325 if (urb)
326 {
327 siz = sizeof(USB_CONFIGURATION_DESCRIPTOR);
328 configurationDescriptor = (PUSB_CONFIGURATION_DESCRIPTOR) ExAllocatePool(NonPagedPool, siz);
329
330 if(configurationDescriptor)
331 {
332 UsbBuildGetDescriptorRequest(
333 urb,
334 (USHORT) sizeof(struct _URB_CONTROL_DESCRIPTOR_REQUEST),
335 USB_CONFIGURATION_DESCRIPTOR_TYPE,
336 0,
337 0,
338 configurationDescriptor,
339 NULL,
340 sizeof(USB_CONFIGURATION_DESCRIPTOR),
341 NULL);
342
343 ntStatus = CallUSBD(DeviceObject, urb);
344 if(!NT_SUCCESS(ntStatus))
345 {
346 FreeBT_DbgPrint(1, ("FBTUSB: ConfigureDevice: UsbBuildGetDescriptorRequest failed\n"));
347 goto ConfigureDevice_Exit;
348
349 }
350
351 }
352
353 else
354 {
355 FreeBT_DbgPrint(1, ("FBTUSB: ConfigureDevice: Failed to allocate mem for config Descriptor\n"));
356 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
357 goto ConfigureDevice_Exit;
358
359 }
360
361 siz = configurationDescriptor->wTotalLength;
362 ExFreePool(configurationDescriptor);
363
364 configurationDescriptor = (PUSB_CONFIGURATION_DESCRIPTOR) ExAllocatePool(NonPagedPool, siz);
365 if (configurationDescriptor)
366 {
367 UsbBuildGetDescriptorRequest(
368 urb,
369 (USHORT)sizeof(struct _URB_CONTROL_DESCRIPTOR_REQUEST),
370 USB_CONFIGURATION_DESCRIPTOR_TYPE,
371 0,
372 0,
373 configurationDescriptor,
374 NULL,
375 siz,
376 NULL);
377
378 ntStatus = CallUSBD(DeviceObject, urb);
379 if (!NT_SUCCESS(ntStatus))
380 {
381 FreeBT_DbgPrint(1,("FBTUSB: ConfigureDevice: Failed to read configuration descriptor"));
382 goto ConfigureDevice_Exit;
383
384 }
385
386 }
387
388 else
389 {
390 FreeBT_DbgPrint(1, ("FBTUSB: ConfigureDevice: Failed to alloc mem for config Descriptor\n"));
391 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
392 goto ConfigureDevice_Exit;
393
394 }
395
396 }
397
398 else
399 {
400 FreeBT_DbgPrint(1, ("FBTUSB: ConfigureDevice: Failed to allocate memory for urb\n"));
401 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
402 goto ConfigureDevice_Exit;
403
404 }
405
406 if (configurationDescriptor)
407 {
408 // save a copy of configurationDescriptor in deviceExtension
409 // remember to free it later.
410 deviceExtension->UsbConfigurationDescriptor = configurationDescriptor;
411
412 if (configurationDescriptor->bmAttributes & REMOTE_WAKEUP_MASK)
413 {
414 // this configuration supports remote wakeup
415 deviceExtension->WaitWakeEnable = 1;
416
417 }
418
419 else
420 {
421 deviceExtension->WaitWakeEnable = 0;
422
423 }
424
425 ntStatus = SelectInterfaces(DeviceObject, configurationDescriptor);
426
427 }
428
429 else
430 {
431 deviceExtension->UsbConfigurationDescriptor = NULL;
432
433 }
434
435ConfigureDevice_Exit:
436 if (urb)
437 {
438 ExFreePool(urb);
439
440 }
441
442 return ntStatus;
443
444}
445
446NTSTATUS NTAPI SelectInterfaces(IN PDEVICE_OBJECT DeviceObject, IN PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor)
447{
448 LONG numberOfInterfaces, interfaceNumber, interfaceindex;
449 ULONG i;
450 PURB urb;
451 //PUCHAR pInf;
452 NTSTATUS ntStatus;
453 PDEVICE_EXTENSION deviceExtension;
454 PUSB_INTERFACE_DESCRIPTOR interfaceDescriptor;
455 PUSBD_INTERFACE_LIST_ENTRY interfaceList,
456 tmp;
457 PUSBD_INTERFACE_INFORMATION Interface;
458
459 urb = NULL;
460 Interface = NULL;
461 interfaceDescriptor = NULL;
462 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
463 numberOfInterfaces = ConfigurationDescriptor->bNumInterfaces;
464 interfaceindex = interfaceNumber = 0;
465
466 // Parse the configuration descriptor for the interface;
467 tmp = interfaceList = (PUSBD_INTERFACE_LIST_ENTRY)
468 ExAllocatePool(NonPagedPool, sizeof(USBD_INTERFACE_LIST_ENTRY) * (numberOfInterfaces + 1));
469
470 if (!tmp)
471 {
472
473 FreeBT_DbgPrint(1, ("FBTUSB: SelectInterfaces: Failed to allocate mem for interfaceList\n"));
474 return STATUS_INSUFFICIENT_RESOURCES;
475
476 }
477
478
479 FreeBT_DbgPrint(3, ("FBTUSB: -------------\n"));
480 FreeBT_DbgPrint(3, ("FBTUSB: Number of interfaces %d\n", numberOfInterfaces));
481
482 while (interfaceNumber < numberOfInterfaces)
483 {
484 interfaceDescriptor = USBD_ParseConfigurationDescriptorEx(
485 ConfigurationDescriptor,
486 ConfigurationDescriptor,
487 interfaceindex,
488 0, -1, -1, -1);
489
490 if (interfaceDescriptor)
491 {
492 interfaceList->InterfaceDescriptor = interfaceDescriptor;
493 interfaceList->Interface = NULL;
494 interfaceList++;
495 interfaceNumber++;
496
497 }
498
499 interfaceindex++;
500
501 }
502
503 interfaceList->InterfaceDescriptor = NULL;
504 interfaceList->Interface = NULL;
505 urb = USBD_CreateConfigurationRequestEx(ConfigurationDescriptor, tmp);
506
507 if (urb)
508 {
509 Interface = &urb->UrbSelectConfiguration.Interface;
510 for (i=0; i<Interface->NumberOfPipes; i++)
511 {
512 // perform pipe initialization here
513 // set the transfer size and any pipe flags we use
514 // USBD sets the rest of the Interface struct members
515 Interface->Pipes[i].MaximumTransferSize = USBD_DEFAULT_MAXIMUM_TRANSFER_SIZE;
516
517 }
518
519 ntStatus = CallUSBD(DeviceObject, urb);
520 if (NT_SUCCESS(ntStatus))
521 {
522 // save a copy of interface information in the device extension.
523 deviceExtension->UsbInterface = (PUSBD_INTERFACE_INFORMATION) ExAllocatePool(NonPagedPool, Interface->Length);
524 if (deviceExtension->UsbInterface)
525 {
526 RtlCopyMemory(deviceExtension->UsbInterface, Interface, Interface->Length);
527
528 }
529
530 else
531 {
532 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
533 FreeBT_DbgPrint(1, ("FBTUSB: SelectInterfaces: Memory alloc for UsbInterface failed\n"));
534
535 }
536
537 // Dump the interface to the debugger
538 Interface = &urb->UrbSelectConfiguration.Interface;
539
540 FreeBT_DbgPrint(3, ("FBTUSB: ---------\n"));
541 FreeBT_DbgPrint(3, ("FBTUSB: NumberOfPipes 0x%x\n", Interface->NumberOfPipes));
542 FreeBT_DbgPrint(3, ("FBTUSB: Length 0x%x\n", Interface->Length));
543 FreeBT_DbgPrint(3, ("FBTUSB: Alt Setting 0x%x\n", Interface->AlternateSetting));
544 FreeBT_DbgPrint(3, ("FBTUSB: Interface Number 0x%x\n", Interface->InterfaceNumber));
545 FreeBT_DbgPrint(3, ("FBTUSB: Class, subclass, protocol 0x%x 0x%x 0x%x\n",
546 Interface->Class,
547 Interface->SubClass,
548 Interface->Protocol));
549
550 if (Interface->Class==FREEBT_USB_STDCLASS && Interface->SubClass==FREEBT_USB_STDSUBCLASS &&
551 Interface->Protocol==FREEBT_USB_STDPROTOCOL)
552 {
553 FreeBT_DbgPrint(3, ("FBTUSB: This is a standard USB Bluetooth device\n"));
554
555 }
556
557 else
558 {
559 FreeBT_DbgPrint(3, ("FBTUSB: WARNING: This device does not report itself as a standard USB Bluetooth device\n"));
560
561 }
562
563 // Initialize the PipeContext
564 // Dump the pipe info
565 deviceExtension->PipeContext = (PFREEBT_PIPE_CONTEXT) ExAllocatePool(
566 NonPagedPool,
567 Interface->NumberOfPipes *
568 sizeof(FREEBT_PIPE_CONTEXT));
569
570 if (!deviceExtension->PipeContext)
571 {
572 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
573 FreeBT_DbgPrint(1, ("FBTUSB: Memory alloc for UsbInterface failed\n"));
574
575 }
576
577 else
578 {
579 FreeBT_DbgPrint(3, ("FBTUSB: SelectInterfaces: Allocated PipeContext %p\n", deviceExtension->PipeContext));
580 for (i=0; i<Interface->NumberOfPipes; i++)
581 {
582 deviceExtension->PipeContext[i].PipeOpen = FALSE;
583
584 FreeBT_DbgPrint(3, ("FBTUSB: ---------\n"));
585 FreeBT_DbgPrint(3, ("FBTUSB: PipeType 0x%x\n", Interface->Pipes[i].PipeType));
586 FreeBT_DbgPrint(3, ("FBTUSB: EndpointAddress 0x%x\n", Interface->Pipes[i].EndpointAddress));
587 FreeBT_DbgPrint(3, ("FBTUSB: MaxPacketSize 0x%x\n", Interface->Pipes[i].MaximumPacketSize));
588 FreeBT_DbgPrint(3, ("FBTUSB: Interval 0x%x\n", Interface->Pipes[i].Interval));
589 FreeBT_DbgPrint(3, ("FBTUSB: Handle 0x%x\n", Interface->Pipes[i].PipeHandle));
590 FreeBT_DbgPrint(3, ("FBTUSB: MaximumTransferSize 0x%x\n", Interface->Pipes[i].MaximumTransferSize));
591
592 // Log the pipes
593 // Note the HCI Command endpoint won't appear here, because the Default Control Pipe
594 // is used for this. The Default Control Pipe is always present at EndPointAddress 0x0
595 switch (Interface->Pipes[i].EndpointAddress)
596 {
597 case FREEBT_STDENDPOINT_HCIEVENT:
598 deviceExtension->PipeContext[i].PipeType=HciEventPipe;
599 deviceExtension->EventPipe=Interface->Pipes[i];
600 FreeBT_DbgPrint(3, ("FBTUSB: HCI Event Endpoint\n"));
601 break;
602
603 case FREEBT_STDENDPOINT_ACLIN:
604 deviceExtension->PipeContext[i].PipeType=AclDataIn;
605 deviceExtension->DataInPipe=Interface->Pipes[i];
606 FreeBT_DbgPrint(3, ("FBTUSB: ACL Data In Endpoint\n"));
607 break;
608
609 case FREEBT_STDENDPOINT_ACLOUT:
610 deviceExtension->PipeContext[i].PipeType=AclDataOut;
611 deviceExtension->DataOutPipe=Interface->Pipes[i];
612 FreeBT_DbgPrint(3, ("FBTUSB: ACL Data Out Endpoint\n"));
613 break;
614
615 case FREEBT_STDENDPOINT_AUDIOIN:
616 deviceExtension->PipeContext[i].PipeType=SCODataIn;
617 deviceExtension->AudioInPipe=Interface->Pipes[i];
618 FreeBT_DbgPrint(3, ("FBTUSB: ACL Data Out Endpoint\n"));
619 break;
620
621 case FREEBT_STDENDPOINT_AUDIOOUT:
622 deviceExtension->PipeContext[i].PipeType=SCODataOut;
623 deviceExtension->AudioOutPipe=Interface->Pipes[i];
624 FreeBT_DbgPrint(3, ("FBTUSB: ACL Data Out Endpoint\n"));
625 break;
626
627 }
628
629 }
630
631 }
632
633 FreeBT_DbgPrint(3, ("FBTUSB: ---------\n"));
634
635 }
636
637 else
638 {
639 FreeBT_DbgPrint(1, ("FBTUSB: SelectInterfaces: Failed to select an interface\n"));
640
641 }
642
643 }
644
645 else
646 {
647 FreeBT_DbgPrint(1, ("FBTUSB: SelectInterfaces: USBD_CreateConfigurationRequestEx failed\n"));
648 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
649
650 }
651
652 if (tmp)
653 {
654 ExFreePool(tmp);
655
656 }
657
658 if (urb)
659 {
660 ExFreePool(urb);
661
662 }
663
664 return ntStatus;
665}
666
667
668NTSTATUS NTAPI DeconfigureDevice(IN PDEVICE_OBJECT DeviceObject)
669{
670 PURB urb;
671 ULONG siz;
672 NTSTATUS ntStatus;
673
674 siz = sizeof(struct _URB_SELECT_CONFIGURATION);
675 urb = (PURB) ExAllocatePool(NonPagedPool, siz);
676 if (urb)
677 {
678 UsbBuildSelectConfigurationRequest(urb, (USHORT)siz, NULL);
679 ntStatus = CallUSBD(DeviceObject, urb);
680 if(!NT_SUCCESS(ntStatus))
681 {
682 FreeBT_DbgPrint(3, ("FBTUSB: DeconfigureDevice: Failed to deconfigure device\n"));
683
684 }
685
686 ExFreePool(urb);
687
688 }
689
690 else
691 {
692 FreeBT_DbgPrint(1, ("FBTUSB: DeconfigureDevice: Failed to allocate urb\n"));
693 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
694
695 }
696
697 return ntStatus;
698
699}
700
701NTSTATUS NTAPI CallUSBD(IN PDEVICE_OBJECT DeviceObject, IN PURB Urb)
702{
703 PIRP irp;
704 KEVENT event;
705 NTSTATUS ntStatus;
706 IO_STATUS_BLOCK ioStatus;
707 PIO_STACK_LOCATION nextStack;
708 PDEVICE_EXTENSION deviceExtension;
709
710 irp = NULL;
711 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
712
713 KeInitializeEvent(&event, NotificationEvent, FALSE);
714 irp = IoBuildDeviceIoControlRequest(IOCTL_INTERNAL_USB_SUBMIT_URB,
715 deviceExtension->TopOfStackDeviceObject,
716 NULL,
717 0,
718 NULL,
719 0,
720 TRUE,
721 &event,
722 &ioStatus);
723
724 if (!irp)
725 {
726 FreeBT_DbgPrint(1, ("FBTUSB: CallUSBD: IoBuildDeviceIoControlRequest failed\n"));
727 return STATUS_INSUFFICIENT_RESOURCES;
728
729 }
730
731 nextStack = IoGetNextIrpStackLocation(irp);
732 ASSERT(nextStack != NULL);
733 nextStack->Parameters.Others.Argument1 = Urb;
734
735 FreeBT_DbgPrint(3, ("FBTUSB: CallUSBD::"));
736 FreeBT_IoIncrement(deviceExtension);
737
738 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, irp);
739 if (ntStatus == STATUS_PENDING)
740 {
741 KeWaitForSingleObject(&event, Executive, KernelMode, FALSE, NULL);
742 ntStatus = ioStatus.Status;
743
744 }
745
746 FreeBT_DbgPrint(3, ("FBTUSB: CallUSBD::"));
747 FreeBT_IoDecrement(deviceExtension);
748 return ntStatus;
749
750}
751
752NTSTATUS NTAPI HandleQueryStopDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
753{
754 KIRQL oldIrql;
755 NTSTATUS ntStatus;
756 PDEVICE_EXTENSION deviceExtension;
757
758 FreeBT_DbgPrint(3, ("FBTUSB: HandleQueryStopDevice: Entered\n"));
759
760 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
761
762 // If we can stop the device, we need to set the QueueState to
763 // HoldRequests so further requests will be queued.
764 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
765
766 SET_NEW_PNP_STATE(deviceExtension, PendingStop);
767 deviceExtension->QueueState = HoldRequests;
768
769 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
770
771 // wait for the existing ones to be finished.
772 // first, decrement this operation
773 FreeBT_DbgPrint(3, ("FBTUSB: HandleQueryStopDevice::"));
774 FreeBT_IoDecrement(deviceExtension);
775
776 KeWaitForSingleObject(&deviceExtension->StopEvent, Executive, KernelMode, FALSE, NULL);
777
778 Irp->IoStatus.Status = STATUS_SUCCESS;
779 Irp->IoStatus.Information = 0;
780
781 IoSkipCurrentIrpStackLocation(Irp);
782
783 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
784
785 FreeBT_DbgPrint(3, ("FBTUSB: HandleQueryStopDevice: Leaving\n"));
786
787 return ntStatus;
788
789}
790
791NTSTATUS NTAPI HandleCancelStopDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
792{
793 KIRQL oldIrql;
794 KEVENT event;
795 NTSTATUS ntStatus;
796 PDEVICE_EXTENSION deviceExtension;
797
798 FreeBT_DbgPrint(3, ("FBTUSB: HandleCancelStopDevice: Entered\n"));
799
800 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
801
802 // Send this IRP down and wait for it to come back.
803 // Set the QueueState flag to AllowRequests,
804 // and process all the previously queued up IRPs.
805
806 // First check to see whether you have received cancel-stop
807 // without first receiving a query-stop. This could happen if someone
808 // above us fails a query-stop and passes down the subsequent
809 // cancel-stop.
810 if(PendingStop == deviceExtension->DeviceState)
811 {
812 KeInitializeEvent(&event, NotificationEvent, FALSE);
813
814 IoCopyCurrentIrpStackLocationToNext(Irp);
815 IoSetCompletionRoutine(Irp,
816 (PIO_COMPLETION_ROUTINE)IrpCompletionRoutine,
817 (PVOID)&event,
818 TRUE,
819 TRUE,
820 TRUE);
821
822 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
823 if(ntStatus == STATUS_PENDING)
824 {
825 KeWaitForSingleObject(&event, Executive, KernelMode, FALSE, NULL);
826 ntStatus = Irp->IoStatus.Status;
827
828 }
829
830 if(NT_SUCCESS(ntStatus))
831 {
832 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
833
834 RESTORE_PREVIOUS_PNP_STATE(deviceExtension);
835 deviceExtension->QueueState = AllowRequests;
836 ASSERT(deviceExtension->DeviceState == Working);
837
838 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
839
840 ProcessQueuedRequests(deviceExtension);
841
842 }
843
844 }
845
846 else
847 {
848 // spurious Irp
849 ntStatus = STATUS_SUCCESS;
850
851 }
852
853 FreeBT_DbgPrint(3, ("FBTUSB: HandleCancelStopDevice: Leaving\n"));
854
855 return ntStatus;
856
857}
858
859NTSTATUS NTAPI HandleStopDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
860{
861 KIRQL oldIrql;
862 NTSTATUS ntStatus;
863 PDEVICE_EXTENSION deviceExtension;
864
865 FreeBT_DbgPrint(3, ("FBTUSB: HandleStopDevice: Entered\n"));
866
867 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
868 if(WinXpOrBetter == deviceExtension->WdmVersion)
869 {
870 if(deviceExtension->SSEnable)
871 {
872 // Cancel the timer so that the DPCs are no longer fired.
873 // Thus, we are making judicious usage of our resources.
874 // we do not need DPCs because the device is stopping.
875 // The timers are re-initialized while handling the start
876 // device irp.
877 KeCancelTimer(&deviceExtension->Timer);
878
879 // after the device is stopped, it can be surprise removed.
880 // we set this to 0, so that we do not attempt to cancel
881 // the timer while handling surprise remove or remove irps.
882 // when we get the start device request, this flag will be
883 // reinitialized.
884 deviceExtension->SSEnable = 0;
885
886 // make sure that if a DPC was fired before we called cancel timer,
887 // then the DPC and work-time have run to their completion
888 KeWaitForSingleObject(&deviceExtension->NoDpcWorkItemPendingEvent, Executive, KernelMode, FALSE, NULL);
889
890 // make sure that the selective suspend request has been completed.
891 KeWaitForSingleObject(&deviceExtension->NoIdleReqPendEvent, Executive, KernelMode, FALSE, NULL);
892
893 }
894
895 }
896
897 // after the stop Irp is sent to the lower driver object,
898 // the driver must not send any more Irps down that touch
899 // the device until another Start has occurred.
900 if (deviceExtension->WaitWakeEnable)
901 {
902 CancelWaitWake(deviceExtension);
903
904 }
905
906 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
907
908 SET_NEW_PNP_STATE(deviceExtension, Stopped);
909
910 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
911
912 // This is the right place to actually give up all the resources used
913 // This might include calls to IoDisconnectInterrupt, MmUnmapIoSpace,
914 // etc.
915 ReleaseMemory(DeviceObject);
916
917 ntStatus = DeconfigureDevice(DeviceObject);
918
919 Irp->IoStatus.Status = ntStatus;
920 Irp->IoStatus.Information = 0;
921
922 IoSkipCurrentIrpStackLocation(Irp);
923 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
924
925 FreeBT_DbgPrint(3, ("FBTUSB: HandleStopDevice: Leaving\n"));
926
927 return ntStatus;
928
929}
930
931NTSTATUS NTAPI HandleQueryRemoveDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
932{
933 KIRQL oldIrql;
934 NTSTATUS ntStatus;
935 PDEVICE_EXTENSION deviceExtension;
936
937 FreeBT_DbgPrint(3, ("FBTUSB: HandleQueryRemoveDevice: Entered\n"));
938
939 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
940
941 // If we can allow removal of the device, we should set the QueueState
942 // to HoldRequests so further requests will be queued. This is required
943 // so that we can process queued up requests in cancel-remove just in
944 // case somebody else in the stack fails the query-remove.
945 ntStatus = CanRemoveDevice(DeviceObject, Irp);
946
947 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
948
949 deviceExtension->QueueState = HoldRequests;
950 SET_NEW_PNP_STATE(deviceExtension, PendingRemove);
951
952 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
953
954 FreeBT_DbgPrint(3, ("FBTUSB: HandleQueryRemoveDevice::"));
955 FreeBT_IoDecrement(deviceExtension);
956
957 // Wait for all the requests to be completed
958 KeWaitForSingleObject(&deviceExtension->StopEvent, Executive, KernelMode, FALSE, NULL);
959
960 Irp->IoStatus.Status = STATUS_SUCCESS;
961 Irp->IoStatus.Information = 0;
962
963 IoSkipCurrentIrpStackLocation(Irp);
964 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
965
966 FreeBT_DbgPrint(3, ("FBTUSB: HandleQueryRemoveDevice: Leaving\n"));
967
968 return ntStatus;
969
970}
971
972NTSTATUS NTAPI HandleCancelRemoveDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
973{
974 KIRQL oldIrql;
975 KEVENT event;
976 NTSTATUS ntStatus;
977 PDEVICE_EXTENSION deviceExtension;
978
979 FreeBT_DbgPrint(3, ("FBTUSB: HandleCancelRemoveDevice: Entered\n"));
980
981 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
982
983 // We need to reset the QueueState flag to ProcessRequest,
984 // since the device resume its normal activities.
985
986 // First check to see whether you have received cancel-remove
987 // without first receiving a query-remove. This could happen if
988 // someone above us fails a query-remove and passes down the
989 // subsequent cancel-remove.
990 if(PendingRemove == deviceExtension->DeviceState)
991 {
992
993 KeInitializeEvent(&event, NotificationEvent, FALSE);
994
995 IoCopyCurrentIrpStackLocationToNext(Irp);
996 IoSetCompletionRoutine(Irp,
997 (PIO_COMPLETION_ROUTINE)IrpCompletionRoutine,
998 (PVOID)&event,
999 TRUE,
1000 TRUE,
1001 TRUE);
1002
1003 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
1004 if(ntStatus == STATUS_PENDING)
1005 {
1006 KeWaitForSingleObject(&event, Executive, KernelMode, FALSE, NULL);
1007 ntStatus = Irp->IoStatus.Status;
1008
1009 }
1010
1011 if (NT_SUCCESS(ntStatus))
1012 {
1013 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
1014
1015 deviceExtension->QueueState = AllowRequests;
1016 RESTORE_PREVIOUS_PNP_STATE(deviceExtension);
1017
1018 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
1019
1020 // process the queued requests that arrive between
1021 // QUERY_REMOVE and CANCEL_REMOVE
1022 ProcessQueuedRequests(deviceExtension);
1023
1024 }
1025
1026 }
1027
1028 else
1029 {
1030 // spurious cancel-remove
1031 ntStatus = STATUS_SUCCESS;
1032
1033 }
1034
1035 FreeBT_DbgPrint(3, ("FBTUSB: HandleCancelRemoveDevice: Leaving\n"));
1036
1037 return ntStatus;
1038
1039}
1040
1041NTSTATUS NTAPI HandleSurpriseRemoval(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
1042{
1043 KIRQL oldIrql;
1044 NTSTATUS ntStatus;
1045 PDEVICE_EXTENSION deviceExtension;
1046
1047 FreeBT_DbgPrint(3, ("FBTUSB: HandleSurpriseRemoval: Entered\n"));
1048
1049 // initialize variables
1050 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
1051
1052 // 1. fail pending requests
1053 // 2. return device and memory resources
1054 // 3. disable interfaces
1055 if(deviceExtension->WaitWakeEnable)
1056 {
1057 CancelWaitWake(deviceExtension);
1058
1059 }
1060
1061
1062 if (WinXpOrBetter == deviceExtension->WdmVersion)
1063 {
1064 if (deviceExtension->SSEnable)
1065 {
1066 // Cancel the timer so that the DPCs are no longer fired.
1067 // we do not need DPCs because the device has been surprise
1068 // removed
1069 KeCancelTimer(&deviceExtension->Timer);
1070
1071 deviceExtension->SSEnable = 0;
1072
1073 // make sure that if a DPC was fired before we called cancel timer,
1074 // then the DPC and work-time have run to their completion
1075 KeWaitForSingleObject(&deviceExtension->NoDpcWorkItemPendingEvent, Executive, KernelMode, FALSE, NULL);
1076
1077 // make sure that the selective suspend request has been completed.
1078 KeWaitForSingleObject(&deviceExtension->NoIdleReqPendEvent, Executive, KernelMode, FALSE, NULL);
1079
1080 }
1081
1082 }
1083
1084 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
1085 deviceExtension->QueueState = FailRequests;
1086 SET_NEW_PNP_STATE(deviceExtension, SurpriseRemoved);
1087 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
1088
1089 ProcessQueuedRequests(deviceExtension);
1090
1091 ntStatus = IoSetDeviceInterfaceState(&deviceExtension->InterfaceName, FALSE);
1092 if(!NT_SUCCESS(ntStatus))
1093 {
1094 FreeBT_DbgPrint(1, ("FBTUSB: HandleSurpriseRemoval: IoSetDeviceInterfaceState::disable:failed\n"));
1095
1096 }
1097
1098 FreeBT_AbortPipes(DeviceObject);
1099
1100 Irp->IoStatus.Status = STATUS_SUCCESS;
1101 Irp->IoStatus.Information = 0;
1102
1103 IoSkipCurrentIrpStackLocation(Irp);
1104 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
1105
1106 FreeBT_DbgPrint(3, ("FBTUSB: HandleSurpriseRemoval: Leaving\n"));
1107
1108 return ntStatus;
1109
1110}
1111
1112NTSTATUS NTAPI HandleRemoveDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
1113{
1114 KIRQL oldIrql;
1115 //KEVENT event;
1116 ULONG requestCount;
1117 NTSTATUS ntStatus;
1118 PDEVICE_EXTENSION deviceExtension;
1119
1120 FreeBT_DbgPrint(3, ("FBTUSB: HandleRemoveDevice: Entered\n"));
1121
1122 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
1123
1124 // The Plug & Play system has dictated the removal of this device. We
1125 // have no choice but to detach and delete the device object.
1126 // (If we wanted to express an interest in preventing this removal,
1127 // we should have failed the query remove IRP).
1128 if(SurpriseRemoved != deviceExtension->DeviceState)
1129 {
1130
1131 // we are here after QUERY_REMOVE
1132 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
1133 deviceExtension->QueueState = FailRequests;
1134 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
1135
1136 if(deviceExtension->WaitWakeEnable)
1137 {
1138 CancelWaitWake(deviceExtension);
1139
1140 }
1141
1142 if(WinXpOrBetter == deviceExtension->WdmVersion)
1143 {
1144 if (deviceExtension->SSEnable)
1145 {
1146 // Cancel the timer so that the DPCs are no longer fired.
1147 // we do not need DPCs because the device has been removed
1148 KeCancelTimer(&deviceExtension->Timer);
1149
1150 deviceExtension->SSEnable = 0;
1151
1152 // make sure that if a DPC was fired before we called cancel timer,
1153 // then the DPC and work-time have run to their completion
1154 KeWaitForSingleObject(&deviceExtension->NoDpcWorkItemPendingEvent, Executive, KernelMode, FALSE, NULL);
1155
1156 // make sure that the selective suspend request has been completed.
1157 KeWaitForSingleObject(&deviceExtension->NoIdleReqPendEvent, Executive, KernelMode, FALSE, NULL);
1158
1159 }
1160
1161 }
1162
1163 ProcessQueuedRequests(deviceExtension);
1164
1165 ntStatus = IoSetDeviceInterfaceState(&deviceExtension->InterfaceName, FALSE);
1166 if(!NT_SUCCESS(ntStatus))
1167 {
1168 FreeBT_DbgPrint(1, ("FBTUSB: HandleRemoveDevice: IoSetDeviceInterfaceState::disable:failed\n"));
1169
1170 }
1171
1172 FreeBT_AbortPipes(DeviceObject);
1173
1174 }
1175
1176 KeAcquireSpinLock(&deviceExtension->DevStateLock, &oldIrql);
1177 SET_NEW_PNP_STATE(deviceExtension, Removed);
1178 KeReleaseSpinLock(&deviceExtension->DevStateLock, oldIrql);
1179#ifdef ENABLE_WMI
1180 FreeBT_WmiDeRegistration(deviceExtension);
1181#endif
1182
1183 // Need 2 decrements
1184 FreeBT_DbgPrint(3, ("FBTUSB: HandleRemoveDevice::"));
1185 requestCount = FreeBT_IoDecrement(deviceExtension);
1186
1187 ASSERT(requestCount > 0);
1188
1189 FreeBT_DbgPrint(3, ("FBTUSB: HandleRemoveDevice::"));
1190 requestCount = FreeBT_IoDecrement(deviceExtension);
1191
1192 KeWaitForSingleObject(&deviceExtension->RemoveEvent,
1193 Executive,
1194 KernelMode,
1195 FALSE,
1196 NULL);
1197
1198 ReleaseMemory(DeviceObject);
1199
1200 // We need to send the remove down the stack before we detach,
1201 // but we don't need to wait for the completion of this operation
1202 // (and to register a completion routine).
1203 Irp->IoStatus.Status = STATUS_SUCCESS;
1204 Irp->IoStatus.Information = 0;
1205
1206 IoSkipCurrentIrpStackLocation(Irp);
1207 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
1208
1209 IoDetachDevice(deviceExtension->TopOfStackDeviceObject);
1210 IoDeleteDevice(DeviceObject);
1211
1212 FreeBT_DbgPrint(3, ("FBTUSB: HandleRemoveDevice: Leaving\n"));
1213
1214 return ntStatus;
1215
1216}
1217
1218NTSTATUS NTAPI HandleQueryCapabilities(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
1219{
1220 ULONG i;
1221 KEVENT event;
1222 NTSTATUS ntStatus;
1223 PDEVICE_EXTENSION deviceExtension;
1224 PDEVICE_CAPABILITIES pdc;
1225 PIO_STACK_LOCATION irpStack;
1226
1227 FreeBT_DbgPrint(3, ("FBTUSB: HandleQueryCapabilities: Entered\n"));
1228
1229 irpStack = IoGetCurrentIrpStackLocation(Irp);
1230 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
1231 pdc = irpStack->Parameters.DeviceCapabilities.Capabilities;
1232
1233 if(pdc->Version < 1 || pdc->Size < sizeof(DEVICE_CAPABILITIES))
1234 {
1235
1236 FreeBT_DbgPrint(1, ("FBTUSB: HandleQueryCapabilities::request failed\n"));
1237 ntStatus = STATUS_UNSUCCESSFUL;
1238 return ntStatus;
1239
1240 }
1241
1242 // Add in the SurpriseRemovalOK bit before passing it down.
1243 pdc->SurpriseRemovalOK = TRUE;
1244 Irp->IoStatus.Status = STATUS_SUCCESS;
1245
1246 KeInitializeEvent(&event, NotificationEvent, FALSE);
1247
1248 IoCopyCurrentIrpStackLocationToNext(Irp);
1249 IoSetCompletionRoutine(Irp,
1250 (PIO_COMPLETION_ROUTINE)IrpCompletionRoutine,
1251 (PVOID)&event,
1252 TRUE,
1253 TRUE,
1254 TRUE);
1255 ntStatus = IoCallDriver(deviceExtension->TopOfStackDeviceObject, Irp);
1256 if(ntStatus == STATUS_PENDING)
1257 {
1258 KeWaitForSingleObject(&event, Executive, KernelMode, FALSE, NULL);
1259 ntStatus = Irp->IoStatus.Status;
1260
1261 }
1262
1263 // initialize PowerDownLevel to disabled
1264 deviceExtension->PowerDownLevel = PowerDeviceUnspecified;
1265 if(NT_SUCCESS(ntStatus))
1266 {
1267 deviceExtension->DeviceCapabilities = *pdc;
1268 for(i = PowerSystemSleeping1; i <= PowerSystemSleeping3; i++)
1269 {
1270 if(deviceExtension->DeviceCapabilities.DeviceState[i] < PowerDeviceD3)
1271 {
1272 deviceExtension->PowerDownLevel = deviceExtension->DeviceCapabilities.DeviceState[i];
1273
1274 }
1275
1276 }
1277
1278 // since its safe to surprise-remove this device, we shall
1279 // set the SurpriseRemoveOK flag to supress any dialog to
1280 // user.
1281 pdc->SurpriseRemovalOK = 1;
1282
1283 }
1284
1285 if(deviceExtension->PowerDownLevel == PowerDeviceUnspecified ||
1286 deviceExtension->PowerDownLevel <= PowerDeviceD0)
1287 {
1288 deviceExtension->PowerDownLevel = PowerDeviceD2;
1289
1290 }
1291
1292 FreeBT_DbgPrint(3, ("FBTUSB: HandleQueryCapabilities: Leaving\n"));
1293
1294 return ntStatus;
1295}
1296
1297
1298VOID NTAPI DpcRoutine(IN PKDPC Dpc, IN PVOID DeferredContext, IN PVOID SystemArgument1, IN PVOID SystemArgument2)
1299/*++
1300
1301 DPC routine triggered by the timer to check the idle state
1302 of the device and submit an idle request for the device.
1303
1304 --*/
1305{
1306 NTSTATUS ntStatus;
1307 PDEVICE_OBJECT deviceObject;
1308 PDEVICE_EXTENSION deviceExtension;
1309 PIO_WORKITEM item;
1310
1311 FreeBT_DbgPrint(3, ("FBTUSB: DpcRoutine: Entered\n"));
1312
1313 deviceObject = (PDEVICE_OBJECT)DeferredContext;
1314 deviceExtension = (PDEVICE_EXTENSION)deviceObject->DeviceExtension;
1315
1316 // Clear this event since a DPC has been fired!
1317 KeClearEvent(&deviceExtension->NoDpcWorkItemPendingEvent);
1318
1319 if(CanDeviceSuspend(deviceExtension))
1320 {
1321 FreeBT_DbgPrint(3, ("FBTUSB: DpcRoutine: Device is Idle\n"));
1322 item = IoAllocateWorkItem(deviceObject);
1323
1324 if (item)
1325 {
1326 IoQueueWorkItem(item, IdleRequestWorkerRoutine, DelayedWorkQueue, item);
1327 ntStatus = STATUS_PENDING;
1328
1329 }
1330
1331 else
1332 {
1333 FreeBT_DbgPrint(3, ("FBTUSB: DpcRoutine: Cannot alloc memory for work item\n"));
1334 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
1335 KeSetEvent(&deviceExtension->NoDpcWorkItemPendingEvent, IO_NO_INCREMENT, FALSE);
1336
1337 }
1338
1339 }
1340
1341 else
1342 {
1343 FreeBT_DbgPrint(3, ("FBTUSB: DpcRoutine: Idle event not signaled\n"));
1344 KeSetEvent(&deviceExtension->NoDpcWorkItemPendingEvent, IO_NO_INCREMENT, FALSE);
1345
1346 }
1347
1348 FreeBT_DbgPrint(3, ("FBTUSB: DpcRoutine: Leaving\n"));
1349}
1350
1351
1352VOID NTAPI IdleRequestWorkerRoutine(IN PDEVICE_OBJECT DeviceObject, IN PVOID Context)
1353{
1354 //PIRP irp;
1355 NTSTATUS ntStatus;
1356 PDEVICE_EXTENSION deviceExtension;
1357 PIO_WORKITEM workItem;
1358
1359 FreeBT_DbgPrint(3, ("FBTUSB: IdleRequestWorkerRoutine: Entered\n"));
1360
1361 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
1362 workItem = (PIO_WORKITEM) Context;
1363
1364 if(CanDeviceSuspend(deviceExtension))
1365 {
1366 FreeBT_DbgPrint(3, ("FBTUSB: IdleRequestWorkerRoutine: Device is idle\n"));
1367 ntStatus = SubmitIdleRequestIrp(deviceExtension);
1368 if(!NT_SUCCESS(ntStatus))
1369 {
1370 FreeBT_DbgPrint(1, ("FBTUSB: IdleRequestWorkerRoutine: SubmitIdleRequestIrp failed\n"));
1371
1372 }
1373
1374 }
1375
1376 else
1377 {
1378 FreeBT_DbgPrint(3, ("FBTUSB: IdleRequestWorkerRoutine: Device is not idle\n"));
1379
1380 }
1381
1382 IoFreeWorkItem(workItem);
1383
1384 KeSetEvent(&deviceExtension->NoDpcWorkItemPendingEvent, IO_NO_INCREMENT, FALSE);
1385
1386 FreeBT_DbgPrint(3, ("FBTUSB: IdleRequestsWorkerRoutine: Leaving\n"));
1387
1388}
1389
1390
1391VOID NTAPI ProcessQueuedRequests(IN OUT PDEVICE_EXTENSION DeviceExtension)
1392/*++
1393
1394Routine Description:
1395
1396 Remove and process the entries in the queue. If this routine is called
1397 when processing IRP_MN_CANCEL_STOP_DEVICE, IRP_MN_CANCEL_REMOVE_DEVICE
1398 or IRP_MN_START_DEVICE, the requests are passed to the next lower driver.
1399 If the routine is called when IRP_MN_REMOVE_DEVICE is received, the IRPs
1400 are complete with STATUS_DELETE_PENDING
1401
1402Arguments:
1403
1404 DeviceExtension - pointer to device extension
1405
1406Return Value:
1407
1408 None
1409
1410--*/
1411{
1412 KIRQL oldIrql;
1413 PIRP nextIrp,
1414 cancelledIrp;
1415 PVOID cancelRoutine;
1416 LIST_ENTRY cancelledIrpList;
1417 PLIST_ENTRY listEntry;
1418
1419 FreeBT_DbgPrint(3, ("FBTUSB: ProcessQueuedRequests: Entered\n"));
1420
1421 cancelRoutine = NULL;
1422 InitializeListHead(&cancelledIrpList);
1423
1424 // 1. dequeue the entries in the queue
1425 // 2. reset the cancel routine
1426 // 3. process them
1427 // 3a. if the device is active, send them down
1428 // 3b. else complete with STATUS_DELETE_PENDING
1429 while(1)
1430 {
1431 KeAcquireSpinLock(&DeviceExtension->QueueLock, &oldIrql);
1432 if(IsListEmpty(&DeviceExtension->NewRequestsQueue))
1433 {
1434 KeReleaseSpinLock(&DeviceExtension->QueueLock, oldIrql);
1435 break;
1436
1437 }
1438
1439 listEntry = RemoveHeadList(&DeviceExtension->NewRequestsQueue);
1440 nextIrp = CONTAINING_RECORD(listEntry, IRP, Tail.Overlay.ListEntry);
1441
1442 cancelRoutine = IoSetCancelRoutine(nextIrp, NULL);
1443
1444 // check if its already cancelled
1445 if (nextIrp->Cancel)
1446 {
1447 if(cancelRoutine)
1448 {
1449 // the cancel routine for this IRP hasnt been called yet
1450 // so queue the IRP in the cancelledIrp list and complete
1451 // after releasing the lock
1452 InsertTailList(&cancelledIrpList, listEntry);
1453
1454 }
1455
1456 else
1457 {
1458 // the cancel routine has run
1459 // it must be waiting to hold the queue lock
1460 // so initialize the IRPs listEntry
1461 InitializeListHead(listEntry);
1462
1463 }
1464
1465 KeReleaseSpinLock(&DeviceExtension->QueueLock, oldIrql);
1466
1467 }
1468
1469 else
1470 {
1471 KeReleaseSpinLock(&DeviceExtension->QueueLock, oldIrql);
1472 if(FailRequests == DeviceExtension->QueueState)
1473 {
1474 nextIrp->IoStatus.Information = 0;
1475 nextIrp->IoStatus.Status = STATUS_DELETE_PENDING;
1476 IoCompleteRequest(nextIrp, IO_NO_INCREMENT);
1477
1478 }
1479
1480 else
1481 {
1482 //PIO_STACK_LOCATION irpStack;
1483
1484 FreeBT_DbgPrint(3, ("FBTUSB: ProcessQueuedRequests::"));
1485 FreeBT_IoIncrement(DeviceExtension);
1486
1487 IoSkipCurrentIrpStackLocation(nextIrp);
1488 IoCallDriver(DeviceExtension->TopOfStackDeviceObject, nextIrp);
1489
1490 FreeBT_DbgPrint(3, ("FBTUSB: ProcessQueuedRequests::"));
1491 FreeBT_IoDecrement(DeviceExtension);
1492
1493 }
1494
1495 }
1496
1497 }
1498
1499 while(!IsListEmpty(&cancelledIrpList))
1500 {
1501 PLIST_ENTRY cancelEntry = RemoveHeadList(&cancelledIrpList);
1502
1503 cancelledIrp = CONTAINING_RECORD(cancelEntry, IRP, Tail.Overlay.ListEntry);
1504 cancelledIrp->IoStatus.Status = STATUS_CANCELLED;
1505 cancelledIrp->IoStatus.Information = 0;
1506
1507 IoCompleteRequest(cancelledIrp, IO_NO_INCREMENT);
1508
1509 }
1510
1511 FreeBT_DbgPrint(3, ("FBTUSB: ProcessQueuedRequests: Leaving\n"));
1512
1513 return;
1514
1515}
1516
1517NTSTATUS NTAPI FreeBT_GetRegistryDword(IN PWCHAR RegPath, IN PWCHAR ValueName, IN OUT PULONG Value)
1518{
1519 ULONG defaultData;
1520 WCHAR buffer[MAXIMUM_FILENAME_LENGTH];
1521 NTSTATUS ntStatus;
1522 UNICODE_STRING regPath;
1523 RTL_QUERY_REGISTRY_TABLE paramTable[2];
1524
1525 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_GetRegistryDword: Entered\n"));
1526
1527 regPath.Length = 0;
1528 regPath.MaximumLength = MAXIMUM_FILENAME_LENGTH * sizeof(WCHAR);
1529 regPath.Buffer = buffer;
1530
1531 RtlZeroMemory(regPath.Buffer, regPath.MaximumLength);
1532 RtlMoveMemory(regPath.Buffer, RegPath, wcslen(RegPath) * sizeof(WCHAR));
1533 RtlZeroMemory(paramTable, sizeof(paramTable));
1534
1535 paramTable[0].Flags = RTL_QUERY_REGISTRY_DIRECT;
1536 paramTable[0].Name = ValueName;
1537 paramTable[0].EntryContext = Value;
1538 paramTable[0].DefaultType = REG_DWORD;
1539 paramTable[0].DefaultData = &defaultData;
1540 paramTable[0].DefaultLength = sizeof(ULONG);
1541
1542 ntStatus = RtlQueryRegistryValues(RTL_REGISTRY_ABSOLUTE |
1543 RTL_REGISTRY_OPTIONAL,
1544 regPath.Buffer,
1545 paramTable,
1546 NULL,
1547 NULL);
1548
1549 if (NT_SUCCESS(ntStatus))
1550 {
1551 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_GetRegistryDword: Success, Value = %X\n", *Value));
1552 return STATUS_SUCCESS;
1553 }
1554
1555 else
1556 {
1557 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_GetRegistryDword: Failed\n"));
1558 *Value = 0;
1559 return STATUS_UNSUCCESSFUL;
1560
1561 }
1562}
1563
1564
1565NTSTATUS NTAPI FreeBT_DispatchClean(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
1566{
1567 PDEVICE_EXTENSION deviceExtension;
1568 KIRQL oldIrql;
1569 LIST_ENTRY cleanupList;
1570 PLIST_ENTRY thisEntry,
1571 nextEntry,
1572 listHead;
1573 PIRP pendingIrp;
1574 PIO_STACK_LOCATION pendingIrpStack,
1575 irpStack;
1576 //NTSTATUS ntStatus;
1577
1578 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
1579 irpStack = IoGetCurrentIrpStackLocation(Irp);
1580 InitializeListHead(&cleanupList);
1581
1582 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_DispatchClean::"));
1583 FreeBT_IoIncrement(deviceExtension);
1584
1585 KeAcquireSpinLock(&deviceExtension->QueueLock, &oldIrql);
1586
1587 listHead = &deviceExtension->NewRequestsQueue;
1588 for(thisEntry = listHead->Flink, nextEntry = thisEntry->Flink;
1589 thisEntry != listHead;
1590 thisEntry = nextEntry, nextEntry = thisEntry->Flink)
1591 {
1592 pendingIrp = CONTAINING_RECORD(thisEntry, IRP, Tail.Overlay.ListEntry);
1593 pendingIrpStack = IoGetCurrentIrpStackLocation(pendingIrp);
1594 if (irpStack->FileObject == pendingIrpStack->FileObject)
1595 {
1596 RemoveEntryList(thisEntry);
1597
1598 if (NULL == IoSetCancelRoutine(pendingIrp, NULL))
1599 {
1600 InitializeListHead(thisEntry);
1601
1602 }
1603
1604 else
1605 {
1606 InsertTailList(&cleanupList, thisEntry);
1607
1608 }
1609
1610 }
1611
1612 }
1613
1614 KeReleaseSpinLock(&deviceExtension->QueueLock, oldIrql);
1615
1616 while(!IsListEmpty(&cleanupList))
1617 {
1618 thisEntry = RemoveHeadList(&cleanupList);
1619 pendingIrp = CONTAINING_RECORD(thisEntry, IRP, Tail.Overlay.ListEntry);
1620
1621 pendingIrp->IoStatus.Information = 0;
1622 pendingIrp->IoStatus.Status = STATUS_CANCELLED;
1623 IoCompleteRequest(pendingIrp, IO_NO_INCREMENT);
1624
1625 }
1626
1627 Irp->IoStatus.Information = 0;
1628 Irp->IoStatus.Status = STATUS_SUCCESS;
1629
1630 IoCompleteRequest(Irp, IO_NO_INCREMENT);
1631
1632 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_DispatchClean::"));
1633 FreeBT_IoDecrement(deviceExtension);
1634
1635 return STATUS_SUCCESS;
1636
1637}
1638
1639
1640BOOLEAN NTAPI CanDeviceSuspend(IN PDEVICE_EXTENSION DeviceExtension)
1641{
1642 FreeBT_DbgPrint(3, ("FBTUSB: CanDeviceSuspend: Entered\n"));
1643
1644 if ((DeviceExtension->OpenHandleCount == 0) && (DeviceExtension->OutStandingIO == 1))
1645 return TRUE;
1646
1647 return FALSE;
1648
1649}
1650
1651NTSTATUS NTAPI FreeBT_AbortPipes(IN PDEVICE_OBJECT DeviceObject)
1652{
1653 PURB urb;
1654 ULONG i;
1655 NTSTATUS ntStatus;
1656 PDEVICE_EXTENSION deviceExtension;
1657 PFREEBT_PIPE_CONTEXT pipeContext;
1658 //PUSBD_PIPE_INFORMATION pipeInformation;
1659 PUSBD_INTERFACE_INFORMATION interfaceInfo;
1660
1661 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
1662 pipeContext = deviceExtension->PipeContext;
1663 interfaceInfo = deviceExtension->UsbInterface;
1664
1665 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_AbortPipes: Entered\n"));
1666
1667 if(interfaceInfo == NULL || pipeContext == NULL)
1668 return STATUS_SUCCESS;
1669
1670 for(i=0; i<interfaceInfo->NumberOfPipes; i++)
1671 {
1672 if(pipeContext[i].PipeOpen)
1673 {
1674 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_AbortPipes: Aborting open pipe %d\n", i));
1675
1676 urb = (PURB) ExAllocatePool(NonPagedPool, sizeof(struct _URB_PIPE_REQUEST));
1677 if (urb)
1678 {
1679 urb->UrbHeader.Length = sizeof(struct _URB_PIPE_REQUEST);
1680 urb->UrbHeader.Function = URB_FUNCTION_ABORT_PIPE;
1681 urb->UrbPipeRequest.PipeHandle = interfaceInfo->Pipes[i].PipeHandle;
1682
1683 ntStatus = CallUSBD(DeviceObject, urb);
1684
1685 ExFreePool(urb);
1686
1687 }
1688
1689 else
1690 {
1691 FreeBT_DbgPrint(1, ("FBTUSB: FreeBT_AbortPipes: Failed to alloc memory for urb\n"));
1692 ntStatus = STATUS_INSUFFICIENT_RESOURCES;
1693 return ntStatus;
1694
1695 }
1696
1697 if(NT_SUCCESS(ntStatus))
1698 pipeContext[i].PipeOpen = FALSE;
1699
1700
1701 }
1702
1703 }
1704
1705 FreeBT_DbgPrint(3, ("FBTUSB: FreeBT_AbortPipes: Leaving\n"));
1706
1707 return STATUS_SUCCESS;
1708
1709}
1710
1711// Completion routine for PNP IRPs
1712NTSTATUS NTAPI IrpCompletionRoutine(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PVOID Context)
1713{
1714 PKEVENT event = (PKEVENT) Context;
1715 KeSetEvent(event, 0, FALSE);
1716
1717 return STATUS_MORE_PROCESSING_REQUIRED;
1718
1719}
1720
1721
1722LONG NTAPI FreeBT_IoIncrement(IN OUT PDEVICE_EXTENSION DeviceExtension)
1723{
1724 LONG result = 0;
1725 KIRQL oldIrql;
1726
1727 KeAcquireSpinLock(&DeviceExtension->IOCountLock, &oldIrql);
1728 result = InterlockedIncrement((PLONG)(&DeviceExtension->OutStandingIO));
1729
1730 // When OutStandingIO bumps from 1 to 2, clear the StopEvent
1731 if (result == 2)
1732 KeClearEvent(&DeviceExtension->StopEvent);
1733
1734 KeReleaseSpinLock(&DeviceExtension->IOCountLock, oldIrql);
1735
1736 FreeBT_DbgPrint(3, ("FreeBT_IoIncrement::%d\n", result));
1737
1738 return result;
1739
1740}
1741
1742LONG NTAPI FreeBT_IoDecrement(IN OUT PDEVICE_EXTENSION DeviceExtension)
1743{
1744 LONG result = 0;
1745 KIRQL oldIrql;
1746
1747 KeAcquireSpinLock(&DeviceExtension->IOCountLock, &oldIrql);
1748
1749 result = InterlockedDecrement((PLONG)(&DeviceExtension->OutStandingIO));
1750
1751 if (result == 1)
1752 KeSetEvent(&DeviceExtension->StopEvent, IO_NO_INCREMENT, FALSE);
1753
1754 if(result == 0)
1755 {
1756 ASSERT(Removed == DeviceExtension->DeviceState);
1757 KeSetEvent(&DeviceExtension->RemoveEvent, IO_NO_INCREMENT, FALSE);
1758
1759 }
1760
1761 KeReleaseSpinLock(&DeviceExtension->IOCountLock, oldIrql);
1762
1763 FreeBT_DbgPrint(3, ("FreeBT_IoDecrement::%d\n", result));
1764
1765 return result;
1766
1767}
1768
1769NTSTATUS NTAPI CanStopDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
1770{
1771 // For the time being, just allow it to be stopped
1772 UNREFERENCED_PARAMETER(DeviceObject);
1773 UNREFERENCED_PARAMETER(Irp);
1774
1775 return STATUS_SUCCESS;
1776
1777}
1778
1779NTSTATUS NTAPI CanRemoveDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
1780
1781{
1782 // For the time being, just allow it to be removed
1783 UNREFERENCED_PARAMETER(DeviceObject);
1784 UNREFERENCED_PARAMETER(Irp);
1785
1786 return STATUS_SUCCESS;
1787
1788}
1789
1790NTSTATUS NTAPI ReleaseMemory(IN PDEVICE_OBJECT DeviceObject)
1791{
1792 // Disconnect from the interrupt and unmap any I/O ports
1793 PDEVICE_EXTENSION deviceExtension;
1794 UNICODE_STRING uniDeviceName;
1795 NTSTATUS ntStatus;
1796
1797 deviceExtension = (PDEVICE_EXTENSION) DeviceObject->DeviceExtension;
1798 if (deviceExtension->UsbConfigurationDescriptor)
1799 {
1800 FreeBT_DbgPrint(3, ("FBTUSB: ReleaseMemory: Freeing UsbConfigurationDescriptor\n"));
1801 ExFreePool(deviceExtension->UsbConfigurationDescriptor);
1802 deviceExtension->UsbConfigurationDescriptor = NULL;
1803
1804 }
1805
1806 if(deviceExtension->UsbInterface)
1807 {
1808 FreeBT_DbgPrint(3, ("FBTUSB: ReleaseMemory: Freeing UsbInterface\n"));
1809 ExFreePool(deviceExtension->UsbInterface);
1810 deviceExtension->UsbInterface = NULL;
1811
1812 }
1813
1814 if(deviceExtension->PipeContext)
1815 {
1816 RtlInitUnicodeString(&uniDeviceName, deviceExtension->wszDosDeviceName);
1817 ntStatus = IoDeleteSymbolicLink(&uniDeviceName);
1818 if (!NT_SUCCESS(ntStatus))
1819 FreeBT_DbgPrint(3, ("FBTUSB: Failed to delete symbolic link %ws\n", deviceExtension->wszDosDeviceName));
1820
1821 FreeBT_DbgPrint(3, ("FBTUSB: ReleaseMemory: Freeing PipeContext %p\n", deviceExtension->PipeContext));
1822 ExFreePool(deviceExtension->PipeContext);
1823 deviceExtension->PipeContext = NULL;
1824
1825 }
1826
1827 return STATUS_SUCCESS;
1828
1829}
1830
1831PCHAR NTAPI PnPMinorFunctionString (UCHAR MinorFunction)
1832{
1833 switch (MinorFunction)
1834 {
1835 case IRP_MN_START_DEVICE:
1836 return "IRP_MN_START_DEVICE\n";
1837
1838 case IRP_MN_QUERY_REMOVE_DEVICE:
1839 return "IRP_MN_QUERY_REMOVE_DEVICE\n";
1840
1841 case IRP_MN_REMOVE_DEVICE:
1842 return "IRP_MN_REMOVE_DEVICE\n";
1843
1844 case IRP_MN_CANCEL_REMOVE_DEVICE:
1845 return "IRP_MN_CANCEL_REMOVE_DEVICE\n";
1846
1847 case IRP_MN_STOP_DEVICE:
1848 return "IRP_MN_STOP_DEVICE\n";
1849
1850 case IRP_MN_QUERY_STOP_DEVICE:
1851 return "IRP_MN_QUERY_STOP_DEVICE\n";
1852
1853 case IRP_MN_CANCEL_STOP_DEVICE:
1854 return "IRP_MN_CANCEL_STOP_DEVICE\n";
1855
1856 case IRP_MN_QUERY_DEVICE_RELATIONS:
1857 return "IRP_MN_QUERY_DEVICE_RELATIONS\n";
1858
1859 case IRP_MN_QUERY_INTERFACE:
1860 return "IRP_MN_QUERY_INTERFACE\n";
1861
1862 case IRP_MN_QUERY_CAPABILITIES:
1863 return "IRP_MN_QUERY_CAPABILITIES\n";
1864
1865 case IRP_MN_QUERY_RESOURCES:
1866 return "IRP_MN_QUERY_RESOURCES\n";
1867
1868 case IRP_MN_QUERY_RESOURCE_REQUIREMENTS:
1869 return "IRP_MN_QUERY_RESOURCE_REQUIREMENTS\n";
1870
1871 case IRP_MN_QUERY_DEVICE_TEXT:
1872 return "IRP_MN_QUERY_DEVICE_TEXT\n";
1873
1874 case IRP_MN_FILTER_RESOURCE_REQUIREMENTS:
1875 return "IRP_MN_FILTER_RESOURCE_REQUIREMENTS\n";
1876
1877 case IRP_MN_READ_CONFIG:
1878 return "IRP_MN_READ_CONFIG\n";
1879
1880 case IRP_MN_WRITE_CONFIG:
1881 return "IRP_MN_WRITE_CONFIG\n";
1882
1883 case IRP_MN_EJECT:
1884 return "IRP_MN_EJECT\n";
1885
1886 case IRP_MN_SET_LOCK:
1887 return "IRP_MN_SET_LOCK\n";
1888
1889 case IRP_MN_QUERY_ID:
1890 return "IRP_MN_QUERY_ID\n";
1891
1892 case IRP_MN_QUERY_PNP_DEVICE_STATE:
1893 return "IRP_MN_QUERY_PNP_DEVICE_STATE\n";
1894
1895 case IRP_MN_QUERY_BUS_INFORMATION:
1896 return "IRP_MN_QUERY_BUS_INFORMATION\n";
1897
1898 case IRP_MN_DEVICE_USAGE_NOTIFICATION:
1899 return "IRP_MN_DEVICE_USAGE_NOTIFICATION\n";
1900
1901 case IRP_MN_SURPRISE_REMOVAL:
1902 return "IRP_MN_SURPRISE_REMOVAL\n";
1903
1904 default:
1905 return "IRP_MN_?????\n";
1906
1907 }
1908
1909}
1910
IoGetCurrentIrpStackLocation
static PIO_STACK_LOCATION IoGetCurrentIrpStackLocation(PIRP Irp)
Definition: Bus_PDO_EvalMethod.c:150
BOOLEAN
unsigned char BOOLEAN
Definition: ProcessorBind.h:185
InterlockedIncrement
#define InterlockedIncrement
Definition: armddk.h:53
InterlockedDecrement
#define InterlockedDecrement
Definition: armddk.h:52
NTSTATUS
LONG NTSTATUS
Definition: precomp.h:26
Irp
_In_ PIRP Irp
Definition: csq.h:116
STATUS_PENDING
#define STATUS_PENDING
Definition: d3dkmdt.h:43
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:33
PDEVICE_EXTENSION
struct _BEEP_DEVICE_EXTENSION * PDEVICE_EXTENSION
RemoveEntryList
#define RemoveEntryList(Entry)
Definition: env_spec_w32.h:986
InsertTailList
#define InsertTailList(ListHead, Entry)
Definition: env_spec_w32.h:1003
IsListEmpty
#define IsListEmpty(ListHead)
Definition: env_spec_w32.h:954
KIRQL
UCHAR KIRQL
Definition: env_spec_w32.h:591
MAXIMUM_FILENAME_LENGTH
#define MAXIMUM_FILENAME_LENGTH
Definition: env_spec_w32.h:41
KeWaitForSingleObject
#define KeWaitForSingleObject(pEvt, foo, a, b, c)
Definition: env_spec_w32.h:478
PDEVICE_OBJECT
struct _DEVICE_OBJECT * PDEVICE_OBJECT
KeInitializeEvent
#define KeInitializeEvent(pEvt, foo, foo2)
Definition: env_spec_w32.h:477
KeReleaseSpinLock
#define KeReleaseSpinLock(sl, irql)
Definition: env_spec_w32.h:627
PKEVENT
#define PKEVENT
Definition: env_spec_w32.h:70
KeSetEvent
#define KeSetEvent(pEvt, foo, foo2)
Definition: env_spec_w32.h:476
KeAcquireSpinLock
#define KeAcquireSpinLock(sl, irql)
Definition: env_spec_w32.h:609
ExFreePool
#define ExFreePool(addr)
Definition: env_spec_w32.h:352
RemoveHeadList
#define RemoveHeadList(ListHead)
Definition: env_spec_w32.h:964
NonPagedPool
#define NonPagedPool
Definition: env_spec_w32.h:307
InitializeListHead
#define InitializeListHead(ListHead)
Definition: env_spec_w32.h:944
KeClearEvent
VOID NTAPI KeClearEvent(IN PKEVENT Event)
Definition: eventobj.c:22
CancelSelectSuspend
VOID NTAPI CancelSelectSuspend(IN PDEVICE_EXTENSION DeviceExtension)
Definition: fbtdev.c:1093
SubmitIdleRequestIrp
NTSTATUS NTAPI SubmitIdleRequestIrp(IN PDEVICE_EXTENSION DeviceExtension)
Definition: fbtdev.c:669
DeconfigureDevice
NTSTATUS NTAPI DeconfigureDevice(IN PDEVICE_OBJECT DeviceObject)
Definition: fbtpnp.c:668
CallUSBD
NTSTATUS NTAPI CallUSBD(IN PDEVICE_OBJECT DeviceObject, IN PURB Urb)
Definition: fbtpnp.c:701
ProcessQueuedRequests
VOID NTAPI ProcessQueuedRequests(IN OUT PDEVICE_EXTENSION DeviceExtension)
Definition: fbtpnp.c:1391
HandleCancelStopDevice
NTSTATUS NTAPI HandleCancelStopDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:791
FreeBT_DispatchPnP
NTSTATUS NTAPI FreeBT_DispatchPnP(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:24
CanDeviceSuspend
BOOLEAN NTAPI CanDeviceSuspend(IN PDEVICE_EXTENSION DeviceExtension)
Definition: fbtpnp.c:1640
CanStopDevice
NTSTATUS NTAPI CanStopDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:1769
HandleQueryRemoveDevice
NTSTATUS NTAPI HandleQueryRemoveDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:931
FreeBT_GetRegistryDword
NTSTATUS NTAPI FreeBT_GetRegistryDword(IN PWCHAR RegPath, IN PWCHAR ValueName, IN OUT PULONG Value)
Definition: fbtpnp.c:1517
FreeBT_IoDecrement
LONG NTAPI FreeBT_IoDecrement(IN OUT PDEVICE_EXTENSION DeviceExtension)
Definition: fbtpnp.c:1742
ReleaseMemory
NTSTATUS NTAPI ReleaseMemory(IN PDEVICE_OBJECT DeviceObject)
Definition: fbtpnp.c:1790
FreeBT_DispatchClean
NTSTATUS NTAPI FreeBT_DispatchClean(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:1565
HandleQueryStopDevice
NTSTATUS NTAPI HandleQueryStopDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:752
DpcRoutine
VOID NTAPI DpcRoutine(IN PKDPC Dpc, IN PVOID DeferredContext, IN PVOID SystemArgument1, IN PVOID SystemArgument2)
Definition: fbtpnp.c:1298
HandleCancelRemoveDevice
NTSTATUS NTAPI HandleCancelRemoveDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:972
HandleStartDevice
NTSTATUS NTAPI HandleStartDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:142
FreeBT_IoIncrement
LONG NTAPI FreeBT_IoIncrement(IN OUT PDEVICE_EXTENSION DeviceExtension)
Definition: fbtpnp.c:1722
ReadandSelectDescriptors
NTSTATUS NTAPI ReadandSelectDescriptors(IN PDEVICE_OBJECT DeviceObject)
Definition: fbtpnp.c:244
HandleStopDevice
NTSTATUS NTAPI HandleStopDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:859
PnPMinorFunctionString
PCHAR NTAPI PnPMinorFunctionString(UCHAR MinorFunction)
Definition: fbtpnp.c:1831
HandleSurpriseRemoval
NTSTATUS NTAPI HandleSurpriseRemoval(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:1041
HandleRemoveDevice
NTSTATUS NTAPI HandleRemoveDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:1112
SelectInterfaces
NTSTATUS NTAPI SelectInterfaces(IN PDEVICE_OBJECT DeviceObject, IN PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor)
Definition: fbtpnp.c:446
CanRemoveDevice
NTSTATUS NTAPI CanRemoveDevice(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:1779
ConfigureDevice
NTSTATUS NTAPI ConfigureDevice(IN PDEVICE_OBJECT DeviceObject)
Definition: fbtpnp.c:308
IrpCompletionRoutine
NTSTATUS NTAPI IrpCompletionRoutine(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PVOID Context)
Definition: fbtpnp.c:1712
HandleQueryCapabilities
NTSTATUS NTAPI HandleQueryCapabilities(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: fbtpnp.c:1218
FreeBT_AbortPipes
NTSTATUS NTAPI FreeBT_AbortPipes(IN PDEVICE_OBJECT DeviceObject)
Definition: fbtpnp.c:1651
IdleRequestWorkerRoutine
VOID NTAPI IdleRequestWorkerRoutine(IN PDEVICE_OBJECT DeviceObject, IN PVOID Context)
Definition: fbtpnp.c:1352
REMOTE_WAKEUP_MASK
#define REMOTE_WAKEUP_MASK
Definition: fbtpnp.h:16
CancelWaitWake
VOID NTAPI CancelWaitWake(IN PDEVICE_EXTENSION DeviceExtension)
Definition: fbtpwr.c:923
IssueWaitWake
NTSTATUS NTAPI IssueWaitWake(IN PDEVICE_EXTENSION DeviceExtension)
Definition: fbtpwr.c:887
FreeBT_DbgPrint
#define FreeBT_DbgPrint(level, _x_)
Definition: fbtusb.h:55
FREEBT_STDENDPOINT_ACLIN
#define FREEBT_STDENDPOINT_ACLIN
Definition: fbtusb.h:35
WinXpOrBetter
@ WinXpOrBetter
Definition: fbtusb.h:100
FREEBT_USB_STDCLASS
#define FREEBT_USB_STDCLASS
Definition: fbtusb.h:28
IDLE_INTERVAL
#define IDLE_INTERVAL
Definition: fbtusb.h:65
FREEBT_STDENDPOINT_HCIEVENT
#define FREEBT_STDENDPOINT_HCIEVENT
Definition: fbtusb.h:34
SET_NEW_PNP_STATE
#define SET_NEW_PNP_STATE(_Data_, _state_)
Definition: fbtusb.h:111
PFREEBT_PIPE_CONTEXT
struct _FREEBT_PIPE_CONTEXT * PFREEBT_PIPE_CONTEXT
FREEBT_STDENDPOINT_AUDIOOUT
#define FREEBT_STDENDPOINT_AUDIOOUT
Definition: fbtusb.h:38
FREEBT_USB_STDSUBCLASS
#define FREEBT_USB_STDSUBCLASS
Definition: fbtusb.h:29
FREEBT_STDENDPOINT_AUDIOIN
#define FREEBT_STDENDPOINT_AUDIOIN
Definition: fbtusb.h:37
HciEventPipe
@ HciEventPipe
Definition: fbtusb.h:70
AclDataOut
@ AclDataOut
Definition: fbtusb.h:72
SCODataIn
@ SCODataIn
Definition: fbtusb.h:73
AclDataIn
@ AclDataIn
Definition: fbtusb.h:71
SCODataOut
@ SCODataOut
Definition: fbtusb.h:74
Removed
@ Removed
Definition: fbtusb.h:86
Stopped
@ Stopped
Definition: fbtusb.h:81
Working
@ Working
Definition: fbtusb.h:82
PendingStop
@ PendingStop
Definition: fbtusb.h:83
SurpriseRemoved
@ SurpriseRemoved
Definition: fbtusb.h:85
PendingRemove
@ PendingRemove
Definition: fbtusb.h:84
AllowRequests
@ AllowRequests
Definition: fbtusb.h:93
HoldRequests
@ HoldRequests
Definition: fbtusb.h:92
FailRequests
@ FailRequests
Definition: fbtusb.h:94
ExAllocatePool
#define ExAllocatePool(type, size)
Definition: fbtusb.h:44
FREEBT_USB_STDPROTOCOL
#define FREEBT_USB_STDPROTOCOL
Definition: fbtusb.h:30
RESTORE_PREVIOUS_PNP_STATE
#define RESTORE_PREVIOUS_PNP_STATE(_Data_)
Definition: fbtusb.h:115
FREEBT_STDENDPOINT_ACLOUT
#define FREEBT_STDENDPOINT_ACLOUT
Definition: fbtusb.h:36
FreeBT_WmiDeRegistration
NTSTATUS NTAPI FreeBT_WmiDeRegistration(IN OUT PDEVICE_EXTENSION DeviceExtension)
Definition: fbtwmi.c:59
deviceObject
MxDeviceObject deviceObject
Definition: fxdeviceapi.cpp:228
irp
FxIrp * irp
Definition: fxrequestapi.cpp:1323
event
struct _cl_event * event
Definition: glext.h:7739
buffer
GLuint buffer
Definition: glext.h:5915
result
GLuint64EXT * result
Definition: glext.h:11304
i
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
wcslen
_CRTIMP size_t __cdecl wcslen(_In_z_ const wchar_t *_Str)
RtlQueryRegistryValues
NTSYSAPI NTSTATUS WINAPI RtlQueryRegistryValues(ULONG, PCWSTR, PRTL_QUERY_REGISTRY_TABLE, PVOID, PVOID)
IoQueueWorkItem
VOID NTAPI IoQueueWorkItem(IN PIO_WORKITEM IoWorkItem, IN PIO_WORKITEM_ROUTINE WorkerRoutine, IN WORK_QUEUE_TYPE QueueType, IN PVOID Context)
Definition: iowork.c:40
IoFreeWorkItem
VOID NTAPI IoFreeWorkItem(IN PIO_WORKITEM IoWorkItem)
Definition: iowork.c:64
IoAllocateWorkItem
PIO_WORKITEM NTAPI IoAllocateWorkItem(IN PDEVICE_OBJECT DeviceObject)
Definition: iowork.c:75
IoSetCancelRoutine
IoSetCancelRoutine(Irp, CancelRoutine)
IoSetCompletionRoutine
#define IoSetCompletionRoutine(_Irp, _CompletionRoutine, _Context, _InvokeOnSuccess, _InvokeOnError, _InvokeOnCancel)
Definition: irp.cpp:490
if
if(dx< 0)
Definition: linetemp.h:194
ASSERT
#define ASSERT(a)
Definition: mode.c:44
item
static ATOM item
Definition: dde.c:856
KernelMode
#define KernelMode
Definition: asm.h:38
RtlInitUnicodeString
NTSYSAPI VOID NTAPI RtlInitUnicodeString(PUNICODE_STRING DestinationString, PCWSTR SourceString)
RTL_REGISTRY_ABSOLUTE
#define RTL_REGISTRY_ABSOLUTE
Definition: nt_native.h:161
RTL_QUERY_REGISTRY_DIRECT
#define RTL_QUERY_REGISTRY_DIRECT
Definition: nt_native.h:144
RTL_REGISTRY_OPTIONAL
#define RTL_REGISTRY_OPTIONAL
Definition: nt_native.h:169
UNREFERENCED_PARAMETER
#define UNREFERENCED_PARAMETER(P)
Definition: ntbasedef.h:325
NotificationEvent
@ NotificationEvent
Definition: ntdef.template.h:356
IRP_MN_SURPRISE_REMOVAL
#define IRP_MN_SURPRISE_REMOVAL
Definition: ntifs_ex.h:408
IoSkipCurrentIrpStackLocation
#define IoSkipCurrentIrpStackLocation(Irp)
Definition: ntifs_ex.h:421
IoCopyCurrentIrpStackLocationToNext
#define IoCopyCurrentIrpStackLocationToNext(Irp)
Definition: ntifs_ex.h:413
IoDetachDevice
VOID NTAPI IoDetachDevice(IN PDEVICE_OBJECT TargetDevice)
Definition: device.c:1296
IoDeleteDevice
VOID NTAPI IoDeleteDevice(IN PDEVICE_OBJECT DeviceObject)
Definition: device.c:1251
IoSetDeviceInterfaceState
NTSTATUS NTAPI IoSetDeviceInterfaceState(IN PUNICODE_STRING SymbolicLinkName, IN BOOLEAN Enable)
Definition: deviface.c:1311
IoCompleteRequest
#define IoCompleteRequest
Definition: irp.c:1240
IoBuildDeviceIoControlRequest
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
IoCallDriver
#define IoCallDriver
Definition: irp.c:1225
PowerSystemSleeping1
@ PowerSystemSleeping1
Definition: ntpoapi.h:37
PowerSystemSleeping3
@ PowerSystemSleeping3
Definition: ntpoapi.h:39
PowerDeviceUnspecified
@ PowerDeviceUnspecified
Definition: ntpoapi.h:48
PowerDeviceD0
@ PowerDeviceD0
Definition: ntpoapi.h:49
PowerDeviceD2
@ PowerDeviceD2
Definition: ntpoapi.h:51
PowerDeviceD3
@ PowerDeviceD3
Definition: ntpoapi.h:52
STATUS_DELETE_PENDING
#define STATUS_DELETE_PENDING
Definition: ntstatus.h:322
LONG
long LONG
Definition: pedump.c:60
USHORT
unsigned short USHORT
Definition: pedump.c:61
REG_DWORD
#define REG_DWORD
Definition: sdbapi.c:596
STATUS_MORE_PROCESSING_REQUIRED
#define STATUS_MORE_PROCESSING_REQUIRED
Definition: shellext.h:68
STATUS_SUCCESS
#define STATUS_SUCCESS
Definition: shellext.h:65
_BEEP_DEVICE_EXTENSION
Definition: beep.c:22
_BEEP_DEVICE_EXTENSION::Timer
KTIMER Timer
Definition: beep.c:25
_DEVICE_OBJECT
Definition: env_spec_w32.h:413
_FREEBT_PIPE_CONTEXT
Definition: fbtusb.h:124
_FREEBT_PIPE_CONTEXT::PipeOpen
BOOLEAN PipeOpen
Definition: fbtusb.h:125
_IO_STACK_LOCATION
Definition: Bus_PDO_EvalMethod.c:93
_IO_STACK_LOCATION::FileObject
PFILE_OBJECT FileObject
Definition: iotypes.h:3169
_IO_STACK_LOCATION::Parameters
union _IO_STACK_LOCATION::@1583 Parameters
_IO_STACK_LOCATION::MinorFunction
UCHAR MinorFunction
Definition: iotypes.h:3112
_IO_STACK_LOCATION::DeviceCapabilities
struct _IO_STACK_LOCATION::@3982::@4009 DeviceCapabilities
_IO_STACK_LOCATION::Others
struct _IO_STACK_LOCATION::@3982::@4021 Others
_IO_STATUS_BLOCK
Definition: env_spec_w32.h:870
_IO_STATUS_BLOCK::Status
ULONG Status
Definition: env_spec_w32.h:871
_IO_STATUS_BLOCK::Information
ULONG Information
Definition: env_spec_w32.h:872
_IO_WORKITEM
Definition: io.h:311
_IRP
Definition: Bus_PDO_EvalMethod.c:105
_IRP::IoStatus
IO_STATUS_BLOCK IoStatus
Definition: Bus_PDO_EvalMethod.c:110
_KDPC
Definition: ketypes.h:699
_KEVENT
Definition: ketypes.h:811
_LIST_ENTRY
Definition: typedefs.h:120
_LIST_ENTRY::Flink
struct _LIST_ENTRY * Flink
Definition: typedefs.h:121
_RTL_QUERY_REGISTRY_TABLE
Definition: nt_native.h:108
_RTL_QUERY_REGISTRY_TABLE::Name
PWSTR Name
Definition: nt_native.h:111
_RTL_QUERY_REGISTRY_TABLE::DefaultData
PVOID DefaultData
Definition: nt_native.h:114
_RTL_QUERY_REGISTRY_TABLE::Flags
ULONG Flags
Definition: nt_native.h:110
_RTL_QUERY_REGISTRY_TABLE::EntryContext
PVOID EntryContext
Definition: nt_native.h:112
_RTL_QUERY_REGISTRY_TABLE::DefaultType
ULONG DefaultType
Definition: nt_native.h:113
_RTL_QUERY_REGISTRY_TABLE::DefaultLength
ULONG DefaultLength
Definition: nt_native.h:115
_UNICODE_STRING
Definition: env_spec_w32.h:368
_UNICODE_STRING::Length
USHORT Length
Definition: env_spec_w32.h:369
_UNICODE_STRING::MaximumLength
USHORT MaximumLength
Definition: env_spec_w32.h:370
_UNICODE_STRING::Buffer
PWSTR Buffer
Definition: env_spec_w32.h:371
_URB_CONTROL_DESCRIPTOR_REQUEST
Definition: usb.h:340
_URB_PIPE_REQUEST
Definition: usb.h:314
_URB_SELECT_CONFIGURATION
Definition: usb.h:307
_URB
Definition: usb.h:529
_URB::UrbSelectConfiguration
struct _URB_SELECT_CONFIGURATION UrbSelectConfiguration
Definition: usb.h:533
_URB::UrbPipeRequest
struct _URB_PIPE_REQUEST UrbPipeRequest
Definition: usb.h:534
_URB::UrbHeader
struct _URB_HEADER UrbHeader
Definition: usb.h:531
_USBD_INTERFACE_INFORMATION
Definition: usb.h:276
_USBD_INTERFACE_INFORMATION::Pipes
USBD_PIPE_INFORMATION Pipes[1]
Definition: usb.h:286
_USBD_INTERFACE_INFORMATION::NumberOfPipes
ULONG NumberOfPipes
Definition: usb.h:285
_USBD_INTERFACE_LIST_ENTRY
Definition: usbdlib.h:7
_USBD_INTERFACE_LIST_ENTRY::Interface
PUSBD_INTERFACE_INFORMATION Interface
Definition: usbdlib.h:9
_USBD_INTERFACE_LIST_ENTRY::InterfaceDescriptor
PUSB_INTERFACE_DESCRIPTOR InterfaceDescriptor
Definition: usbdlib.h:8
_USBD_PIPE_INFORMATION::PipeHandle
USBD_PIPE_HANDLE PipeHandle
Definition: usb.h:264
_USB_CONFIGURATION_DESCRIPTOR
Definition: usb100.h:136
_USB_CONFIGURATION_DESCRIPTOR::bmAttributes
UCHAR bmAttributes
Definition: usb100.h:143
_USB_CONFIGURATION_DESCRIPTOR::wTotalLength
USHORT wTotalLength
Definition: usb100.h:139
_USB_DEVICE_DESCRIPTOR
Definition: usb100.h:110
_USB_DEVICE_DESCRIPTOR::bNumConfigurations
UCHAR bNumConfigurations
Definition: usb100.h:124
_USB_INTERFACE_DESCRIPTOR
Definition: usb100.h:147
KeSetTimerEx
BOOLEAN NTAPI KeSetTimerEx(IN OUT PKTIMER Timer, IN LARGE_INTEGER DueTime, IN LONG Period, IN PKDPC Dpc OPTIONAL)
Definition: timerobj.c:294
KeCancelTimer
BOOLEAN NTAPI KeCancelTimer(IN OUT PKTIMER Timer)
Definition: timerobj.c:206
PULONG
uint32_t * PULONG
Definition: typedefs.h:59
NTAPI
#define NTAPI
Definition: typedefs.h:36
RtlCopyMemory
#define RtlCopyMemory(Destination, Source, Length)
Definition: typedefs.h:263
RtlZeroMemory
#define RtlZeroMemory(Destination, Length)
Definition: typedefs.h:262
IN
#define IN
Definition: typedefs.h:39
PLONG
int32_t * PLONG
Definition: typedefs.h:58
RtlMoveMemory
#define RtlMoveMemory(Destination, Source, Length)
Definition: typedefs.h:264
PWCHAR
uint16_t * PWCHAR
Definition: typedefs.h:56
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
PCHAR
char * PCHAR
Definition: typedefs.h:51
STATUS_UNSUCCESSFUL
#define STATUS_UNSUCCESSFUL
Definition: udferr_usr.h:132
STATUS_INSUFFICIENT_RESOURCES
#define STATUS_INSUFFICIENT_RESOURCES
Definition: udferr_usr.h:158
STATUS_CANCELLED
#define STATUS_CANCELLED
Definition: udferr_usr.h:170
_LARGE_INTEGER
Definition: typedefs.h:103
_LARGE_INTEGER::QuadPart
LONGLONG QuadPart
Definition: typedefs.h:114
USB_CONFIGURATION_DESCRIPTOR
struct _USB_CONFIGURATION_DESCRIPTOR USB_CONFIGURATION_DESCRIPTOR
PUSB_CONFIGURATION_DESCRIPTOR
struct _USB_CONFIGURATION_DESCRIPTOR * PUSB_CONFIGURATION_DESCRIPTOR
USB_CONFIGURATION_DESCRIPTOR_TYPE
#define USB_CONFIGURATION_DESCRIPTOR_TYPE
Definition: usb100.h:50
USB_DEVICE_DESCRIPTOR_TYPE
#define USB_DEVICE_DESCRIPTOR_TYPE
Definition: usb100.h:49
USB_DEVICE_DESCRIPTOR
struct _USB_DEVICE_DESCRIPTOR USB_DEVICE_DESCRIPTOR
PUSB_DEVICE_DESCRIPTOR
struct _USB_DEVICE_DESCRIPTOR * PUSB_DEVICE_DESCRIPTOR
PUSBD_INTERFACE_INFORMATION
struct _USBD_INTERFACE_INFORMATION * PUSBD_INTERFACE_INFORMATION
URB_FUNCTION_ABORT_PIPE
#define URB_FUNCTION_ABORT_PIPE
Definition: usb.h:88
PURB
struct _URB * PURB
USBD_DEFAULT_MAXIMUM_TRANSFER_SIZE
#define USBD_DEFAULT_MAXIMUM_TRANSFER_SIZE
Definition: usb.h:236
USBD_CreateConfigurationRequestEx
PURB NTAPI USBD_CreateConfigurationRequestEx(PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor, PUSBD_INTERFACE_LIST_ENTRY InterfaceList)
Definition: usbd.c:329
USBD_ParseConfigurationDescriptorEx
PUSB_INTERFACE_DESCRIPTOR NTAPI USBD_ParseConfigurationDescriptorEx(PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor, PVOID StartPosition, LONG InterfaceNumber, LONG AlternateSetting, LONG InterfaceClass, LONG InterfaceSubClass, LONG InterfaceProtocol)
Definition: usbd.c:496
UsbBuildSelectConfigurationRequest
#define UsbBuildSelectConfigurationRequest(urb, length, configurationDescriptor)
Definition: usbdlib.h:53
UsbBuildGetDescriptorRequest
#define UsbBuildGetDescriptorRequest(urb, length, descriptorType, descriptorIndex, languageId, transferBuffer, transferBufferMDL, transferBufferLength, link)
Definition: usbdlib.h:23
IOCTL_INTERNAL_USB_SUBMIT_URB
#define IOCTL_INTERNAL_USB_SUBMIT_URB
Definition: usbioctl.h:32
DeviceObject
_In_ PDEVICE_OBJECT DeviceObject
Definition: wdfdevice.h:2055
MinorFunction
_In_ UCHAR _In_ UCHAR MinorFunction
Definition: wdfdevice.h:1699
Dpc
_Must_inspect_result_ _In_ PWDF_DPC_CONFIG _In_ PWDF_OBJECT_ATTRIBUTES _Out_ WDFDPC * Dpc
Definition: wdfdpc.h:112
Interface
_Must_inspect_result_ _In_ WDFDEVICE _In_ LPCGUID _Out_ PINTERFACE Interface
Definition: wdffdo.h:465
ValueName
_Must_inspect_result_ _In_ WDFKEY _In_ PCUNICODE_STRING ValueName
Definition: wdfregistry.h:243
Value
_Must_inspect_result_ _In_ WDFKEY _In_ PCUNICODE_STRING _Out_opt_ PUSHORT _Inout_opt_ PUNICODE_STRING Value
Definition: wdfregistry.h:413
DelayedWorkQueue
@ DelayedWorkQueue
Definition: extypes.h:190
IoGetNextIrpStackLocation
__drv_aliasesMem FORCEINLINE PIO_STACK_LOCATION IoGetNextIrpStackLocation(_In_ PIRP Irp)
Definition: iofuncs.h:2695
IRP_MN_CANCEL_STOP_DEVICE
#define IRP_MN_CANCEL_STOP_DEVICE
DEVICE_CAPABILITIES
DEVICE_CAPABILITIES
Definition: iotypes.h:965
IRP_MN_QUERY_PNP_DEVICE_STATE
#define IRP_MN_QUERY_PNP_DEVICE_STATE
IRP_MN_EJECT
#define IRP_MN_EJECT
IO_NO_INCREMENT
#define IO_NO_INCREMENT
Definition: iotypes.h:598
IRP_MN_QUERY_INTERFACE
#define IRP_MN_QUERY_INTERFACE
IRP_MN_START_DEVICE
#define IRP_MN_START_DEVICE
IRP_MN_DEVICE_USAGE_NOTIFICATION
#define IRP_MN_DEVICE_USAGE_NOTIFICATION
IRP_MN_READ_CONFIG
#define IRP_MN_READ_CONFIG
IRP_MN_WRITE_CONFIG
#define IRP_MN_WRITE_CONFIG
IRP_MN_QUERY_RESOURCE_REQUIREMENTS
#define IRP_MN_QUERY_RESOURCE_REQUIREMENTS
IRP_MN_QUERY_ID
#define IRP_MN_QUERY_ID
PIO_COMPLETION_ROUTINE
IO_COMPLETION_ROUTINE * PIO_COMPLETION_ROUTINE
Definition: iotypes.h:2835
IRP_MN_REMOVE_DEVICE
#define IRP_MN_REMOVE_DEVICE
IRP_MN_FILTER_RESOURCE_REQUIREMENTS
#define IRP_MN_FILTER_RESOURCE_REQUIREMENTS
IRP_MN_QUERY_DEVICE_RELATIONS
#define IRP_MN_QUERY_DEVICE_RELATIONS
IRP_MN_QUERY_STOP_DEVICE
#define IRP_MN_QUERY_STOP_DEVICE
IRP_MN_QUERY_DEVICE_TEXT
#define IRP_MN_QUERY_DEVICE_TEXT
IRP_MN_QUERY_CAPABILITIES
#define IRP_MN_QUERY_CAPABILITIES
IRP_MN_QUERY_RESOURCES
#define IRP_MN_QUERY_RESOURCES
PDEVICE_CAPABILITIES
* PDEVICE_CAPABILITIES
Definition: iotypes.h:965
IRP_MN_CANCEL_REMOVE_DEVICE
#define IRP_MN_CANCEL_REMOVE_DEVICE
IRP_MN_STOP_DEVICE
#define IRP_MN_STOP_DEVICE
IRP_MN_SET_LOCK
#define IRP_MN_SET_LOCK
IRP_MN_QUERY_BUS_INFORMATION
#define IRP_MN_QUERY_BUS_INFORMATION
IRP_MN_QUERY_REMOVE_DEVICE
#define IRP_MN_QUERY_REMOVE_DEVICE
Executive
@ Executive
Definition: ketypes.h:415
SystemArgument1
_In_opt_ PVOID _In_opt_ PVOID SystemArgument1
Definition: ketypes.h:688
DeferredContext
_In_opt_ PVOID DeferredContext
Definition: ketypes.h:687
SystemArgument2
_In_opt_ PVOID _In_opt_ PVOID _In_opt_ PVOID SystemArgument2
Definition: ketypes.h:689
UCHAR
unsigned char UCHAR
Definition: xmlstorage.h:181
WCHAR
__wchar_t WCHAR
Definition: xmlstorage.h:180