[janderwald] 54768: [USB-BRINGUP] - Partly implement mouse read completion - Implement read initiation - Implement MouHid_Create, MouHid_Close
Author: janderwald Date: Tue Dec 27 02:35:03 2011 New Revision: 54768
URL: http://svn.reactos.org/svn/reactos?rev=54768&view=rev Log: [USB-BRINGUP] - Partly implement mouse read completion - Implement read initiation - Implement MouHid_Create, MouHid_Close
Modified: branches/usb-bringup/drivers/hid/mouhid/mouhid.c branches/usb-bringup/drivers/hid/mouhid/mouhid.h
Modified: branches/usb-bringup/drivers/hid/mouhid/mouhid.c URL: http://svn.reactos.org/svn/reactos/branches/usb-bringup/drivers/hid/mouhid/m... ============================================================================== --- branches/usb-bringup/drivers/hid/mouhid/mouhid.c [iso-8859-1] (original) +++ branches/usb-bringup/drivers/hid/mouhid/mouhid.c [iso-8859-1] Tue Dec 27 02:35:03 2011 @@ -137,6 +137,89 @@ KeLowerIrql(OldIrql); }
+NTSTATUS +NTAPI +MouHid_ReadCompletion( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp, + IN PVOID Context) +{ + PMOUHID_DEVICE_EXTENSION DeviceExtension; + USHORT ButtonFlags; + MOUSE_INPUT_DATA MouseInputData; + + /* get device extension */ + DeviceExtension = (PMOUHID_DEVICE_EXTENSION)DeviceObject->DeviceExtension; + + /* get mouse change flags */ + MouHid_GetButtonFlags(DeviceObject, &ButtonFlags); + + /* FIXME detect mouse move change */ + /* FIXME detect mouse wheel change */ + + /* init input data */ + RtlZeroMemory(&MouseInputData, sizeof(MOUSE_INPUT_DATA)); + + /* init input data */ + MouseInputData.ButtonFlags = ButtonFlags; + + /* dispatch mouse action */ + MouHid_DispatchInputData(DeviceObject, &MouseInputData); + + /* re-init read */ + MouHid_InitiateRead(DeviceObject); + + /* stop completion */ + return STATUS_MORE_PROCESSING_REQUIRED; +} + +NTSTATUS +MouHid_InitiateRead( + IN PDEVICE_OBJECT DeviceObject) +{ + PMOUHID_DEVICE_EXTENSION DeviceExtension; + PIO_STACK_LOCATION IoStack; + NTSTATUS Status; + + /* get device extension */ + DeviceExtension = (PMOUHID_DEVICE_EXTENSION)DeviceObject->DeviceExtension; + + /* re-use irp */ + IoReuseIrp(DeviceExtension->Irp, STATUS_SUCCESS); + + /* init irp */ + DeviceExtension->Irp->MdlAddress = DeviceExtension->ReportMDL; + + /* get next stack location */ + IoStack = IoGetNextIrpStackLocation(DeviceExtension->Irp); + + /* init stack location */ + IoStack->Parameters.Read.Length = DeviceExtension->ReportLength; + IoStack->Parameters.Read.Key = 0; + IoStack->Parameters.Read.ByteOffset.QuadPart = 0LL; + IoStack->MajorFunction = IRP_MJ_READ; + IoStack->FileObject = DeviceExtension->FileObject; + + /* set completion routine */ + IoSetCompletionRoutine(DeviceExtension->Irp, MouHid_ReadCompletion, DeviceExtension, TRUE, TRUE, TRUE); + + /* start the read */ + Status = IoCallDriver(DeviceExtension->NextDeviceObject, DeviceExtension->Irp); + + /* done */ + return Status; +} + +NTSTATUS +NTAPI +MouHid_CreateCompletion( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp, + IN PVOID Context) +{ + KeSetEvent((PKEVENT)Context, 0, FALSE); + return STATUS_MORE_PROCESSING_REQUIRED; +}
NTSTATUS @@ -145,9 +228,68 @@ IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp) { - UNIMPLEMENTED - ASSERT(FALSE); - return STATUS_NOT_IMPLEMENTED; + PIO_STACK_LOCATION IoStack; + NTSTATUS Status; + KEVENT Event; + PMOUHID_DEVICE_EXTENSION DeviceExtension; + + DPRINT1("MOUHID: IRP_MJ_CREATE\n"); + + /* get device extension */ + DeviceExtension = (PMOUHID_DEVICE_EXTENSION)DeviceObject->DeviceExtension; + + /* get stack location */ + IoStack = IoGetCurrentIrpStackLocation(Irp); + + /* copy stack location to next */ + IoCopyCurrentIrpStackLocationToNext(Irp); + + /* init event */ + KeInitializeEvent(&Event, NotificationEvent, FALSE); + + /* prepare irp */ + IoSetCompletionRoutine(Irp, MouHid_CreateCompletion, &Event, TRUE, TRUE, TRUE); + + /* call lower driver */ + Status = IoCallDriver(DeviceExtension->NextDeviceObject, Irp); + if (Status == STATUS_PENDING) + { + /* request pending */ + KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL); + } + + /* check for success */ + if (!NT_SUCCESS(Status)) + { + /* failed */ + Irp->IoStatus.Status = Status; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return Status; + } + + /* is the driver already in use */ + if (DeviceExtension->FileObject == NULL) + { + /* did the caller specify correct attributes */ + if (IoStack->Parameters.Create.FileAttributes & FILE_ATTRIBUTE_READONLY) + { + /* store file object */ + DeviceExtension->FileObject = IoStack->FileObject; + + /* initiating read */ + Status = MouHid_InitiateRead(DeviceObject); + } + else + { + /* wrong mode */ + DPRINT1("MOUHID: wrong attributes: %x\n", IoStack->Parameters.Create.FileAttributes); + } + } + + /* complete request */ + Irp->IoStatus.Status = Status; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return Status; }
@@ -157,9 +299,21 @@ IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp) { - UNIMPLEMENTED - ASSERT(FALSE); - return STATUS_NOT_IMPLEMENTED; + PMOUHID_DEVICE_EXTENSION DeviceExtension; + + /* get device extension */ + DeviceExtension = (PMOUHID_DEVICE_EXTENSION)DeviceObject->DeviceExtension; + + /* FIXME: cancel irp */ + + /* remove file object */ + DeviceExtension->FileObject = NULL; + + /* skip location */ + IoSkipCurrentIrpStackLocation(Irp); + + /* pass irp to down the stack */ + return IoCallDriver(DeviceExtension->NextDeviceObject, Irp); }
NTSTATUS
Modified: branches/usb-bringup/drivers/hid/mouhid/mouhid.h URL: http://svn.reactos.org/svn/reactos/branches/usb-bringup/drivers/hid/mouhid/m... ============================================================================== --- branches/usb-bringup/drivers/hid/mouhid/mouhid.h [iso-8859-1] (original) +++ branches/usb-bringup/drivers/hid/mouhid/mouhid.h [iso-8859-1] Tue Dec 27 02:35:03 2011 @@ -32,4 +32,11 @@ ULONG ReportLength;
-}MOUHID_DEVICE_EXTENSION, *PMOUHID_DEVICE_EXTENSION; + PFILE_OBJECT FileObject; + +}MOUHID_DEVICE_EXTENSION, *PMOUHID_DEVICE_EXTENSION; + + +NTSTATUS +MouHid_InitiateRead( + IN PDEVICE_OBJECT DeviceObject);
-
janderwald＠svn.reactos.org