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- Implement FastDeviceIoControl for IPortFilterWavePci
- Partly implement fast property handler svn path=/trunk/; revision=40640
This commit is contained in:
Johannes Anderwald
parent
cbc24ae88e
commit
5979b226fa
3 changed files with 269 additions and 121 deletions
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@ -244,7 +244,6 @@ IPortFilterWavePci_fnClose(
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{
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This->Pins[Index]->lpVtbl->Close(This->Pins[Index], DeviceObject, NULL);
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}
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}
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@ -298,8 +297,49 @@ IPortFilterWavePci_fnFastDeviceIoControl(
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OUT PIO_STATUS_BLOCK StatusBlock,
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IN PDEVICE_OBJECT DeviceObject)
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{
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UNIMPLEMENTED
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return FALSE;
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ULONG Index;
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PKSPROPERTY Property;
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NTSTATUS Status;
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ISubdevice * SubDevice = NULL;
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PSUBDEVICE_DESCRIPTOR Descriptor = NULL;
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IPortFilterWavePciImpl * This = (IPortFilterWavePciImpl *)iface;
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Property = (PKSPROPERTY)InputBuffer;
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if (InputBufferLength < sizeof(KSPROPERTY))
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return FALSE;
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/* get private interface */
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Status = This->Port->lpVtbl->QueryInterface(This->Port, &IID_ISubdevice, (PVOID*)&SubDevice);
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if (!NT_SUCCESS(Status))
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return FALSE;
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/* get descriptor */
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Status = SubDevice->lpVtbl->GetDescriptor(SubDevice, &Descriptor);
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if (!NT_SUCCESS(Status))
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{
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SubDevice->lpVtbl->Release(SubDevice);
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return FALSE;
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}
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Status = STATUS_UNSUCCESSFUL;
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for(Index = 0; Index < Descriptor->FilterPropertySet.FreeKsPropertySetOffset; Index++)
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{
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if (IsEqualGUIDAligned(&Property->Set, Descriptor->FilterPropertySet.Properties[Index].Set))
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{
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Status = FastPropertyHandler(FileObject, (PKSPROPERTY)InputBuffer, InputBufferLength, OutputBuffer, OutputBufferLength, StatusBlock,
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1,
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&Descriptor->FilterPropertySet.Properties[Index],
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Descriptor, SubDevice);
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break;
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}
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}
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if (NT_SUCCESS(Status))
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return TRUE;
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else
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return FALSE;
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}
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/*
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@ -249,6 +249,20 @@ PcPropertyHandler(
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IN PIRP Irp,
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IN PSUBDEVICE_DESCRIPTOR Descriptor);
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NTSTATUS
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NTAPI
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FastPropertyHandler(
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IN PFILE_OBJECT FileObject,
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IN PKSPROPERTY UNALIGNED Property,
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IN ULONG PropertyLength,
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IN OUT PVOID UNALIGNED Data,
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IN ULONG DataLength,
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OUT PIO_STATUS_BLOCK IoStatus,
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IN ULONG PropertySetsCount,
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IN const KSPROPERTY_SET *PropertySet,
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IN PSUBDEVICE_DESCRIPTOR Descriptor,
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IN ISubdevice *SubDevice);
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PDEVICE_OBJECT
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GetDeviceObject(
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IPortWaveCyclic* iface);
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@ -8,9 +8,18 @@
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#include "private.h"
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NTSTATUS
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FindPropertyHandler(
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IN PIO_STATUS_BLOCK IoStatus,
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IN PSUBDEVICE_DESCRIPTOR Descriptor,
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IN PKSPROPERTY Property,
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IN ULONG InputBufferLength,
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IN ULONG OutputBufferLength,
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OUT PFNKSHANDLER *PropertyHandler);
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NTSTATUS
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HandlePropertyInstances(
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IN PIRP Irp,
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IN PIO_STATUS_BLOCK IoStatus,
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IN PKSIDENTIFIER Request,
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IN OUT PVOID Data,
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IN PSUBDEVICE_DESCRIPTOR Descriptor,
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@ -21,8 +30,8 @@ HandlePropertyInstances(
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if (Pin->PinId >= Descriptor->Factory.PinDescriptorCount)
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{
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Irp->IoStatus.Information = 0;
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Irp->IoStatus.Status = STATUS_INVALID_PARAMETER;
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IoStatus->Information = 0;
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IoStatus->Status = STATUS_INVALID_PARAMETER;
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return STATUS_INVALID_PARAMETER;
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}
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@ -35,14 +44,14 @@ HandlePropertyInstances(
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Instances->CurrentCount = Descriptor->Factory.Instances[Pin->PinId].CurrentPinInstanceCount;
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Irp->IoStatus.Information = sizeof(KSPIN_CINSTANCES);
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Irp->IoStatus.Status = STATUS_SUCCESS;
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IoStatus->Information = sizeof(KSPIN_CINSTANCES);
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IoStatus->Status = STATUS_SUCCESS;
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return STATUS_SUCCESS;
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}
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NTSTATUS
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HandleNecessaryPropertyInstances(
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IN PIRP Irp,
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IN PIO_STATUS_BLOCK IoStatus,
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IN PKSIDENTIFIER Request,
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IN OUT PVOID Data,
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IN PSUBDEVICE_DESCRIPTOR Descriptor)
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@ -52,36 +61,78 @@ HandleNecessaryPropertyInstances(
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if (Pin->PinId >= Descriptor->Factory.PinDescriptorCount)
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{
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Irp->IoStatus.Information = 0;
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Irp->IoStatus.Status = STATUS_INVALID_PARAMETER;
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IoStatus->Information = 0;
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IoStatus->Status = STATUS_INVALID_PARAMETER;
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return STATUS_INVALID_PARAMETER;
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}
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Result = (PULONG)Data;
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*Result = Descriptor->Factory.Instances[Pin->PinId].MinFilterInstanceCount;
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Irp->IoStatus.Information = sizeof(ULONG);
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Irp->IoStatus.Status = STATUS_SUCCESS;
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IoStatus->Information = sizeof(ULONG);
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IoStatus->Status = STATUS_SUCCESS;
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return STATUS_SUCCESS;
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}
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NTSTATUS
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HandleDataIntersection(
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IN PIRP Irp,
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IN PIO_STATUS_BLOCK IoStatus,
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IN PKSIDENTIFIER Request,
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IN OUT PVOID Data,
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IN PSUBDEVICE_DESCRIPTOR Descriptor)
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IN ULONG DataLength,
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IN PSUBDEVICE_DESCRIPTOR Descriptor,
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IN ISubdevice *SubDevice)
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{
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KSP_PIN * Pin = (KSP_PIN*)Request;
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PKSMULTIPLE_ITEM MultipleItem;
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PKSDATARANGE DataRange;
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NTSTATUS Status = STATUS_NO_MATCH;
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ULONG Index, Length;
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/* Access parameters */
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MultipleItem = (PKSMULTIPLE_ITEM)(Pin + 1);
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DataRange = (PKSDATARANGE)(MultipleItem + 1);
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for(Index = 0; Index < MultipleItem->Count; Index++)
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{
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/* Call miniport's properitary handler */
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ASSERT(Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRangesCount);
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ASSERT(Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[0]);
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Status = SubDevice->lpVtbl->DataRangeIntersection(SubDevice, Pin->PinId, DataRange, (PKSDATARANGE)Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[0],
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DataLength, Data, &Length);
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if (Status == STATUS_SUCCESS)
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{
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IoStatus->Information = Length;
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break;
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}
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DataRange = UlongToPtr(PtrToUlong(DataRange) + DataRange->FormatSize);
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}
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IoStatus->Status = Status;
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return Status;
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}
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NTSTATUS
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NTAPI
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PinPropertyHandler(
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IN PIRP Irp,
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IN PKSIDENTIFIER Request,
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IN OUT PVOID Data)
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{
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PKSOBJECT_CREATE_ITEM CreateItem;
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PSUBDEVICE_DESCRIPTOR Descriptor;
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PIO_STACK_LOCATION IoStack;
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IIrpTarget * IrpTarget;
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IPort *Port;
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ISubdevice *SubDevice;
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KSP_PIN * Pin = (KSP_PIN*)Request;
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PKSOBJECT_CREATE_ITEM CreateItem;
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PKSMULTIPLE_ITEM MultipleItem;
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PKSDATARANGE DataRange;
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PIO_STACK_LOCATION IoStack;
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NTSTATUS Status;
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ULONG Index, Length;
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NTSTATUS Status = STATUS_UNSUCCESSFUL;
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Descriptor = (PSUBDEVICE_DESCRIPTOR)KSPROPERTY_ITEM_IRP_STORAGE(Irp);
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ASSERT(Descriptor);
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/* Access the create item */
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CreateItem = KSCREATE_ITEM_IRP_STORAGE(Irp);
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@ -105,50 +156,9 @@ HandleDataIntersection(
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KeBugCheck(0);
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}
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/* Access parameters */
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MultipleItem = (PKSMULTIPLE_ITEM)(Pin + 1);
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DataRange = (PKSDATARANGE)(MultipleItem + 1);
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/* Get current stack location */
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/* get current stack location */
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IoStack = IoGetCurrentIrpStackLocation(Irp);
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for(Index = 0; Index < MultipleItem->Count; Index++)
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{
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/* Call miniport's properitary handler */
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ASSERT(Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRangesCount);
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ASSERT(Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[0]);
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Status = SubDevice->lpVtbl->DataRangeIntersection(SubDevice, Pin->PinId, DataRange, (PKSDATARANGE)Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[0],
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IoStack->Parameters.DeviceIoControl.OutputBufferLength, Data, &Length);
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if (Status == STATUS_SUCCESS)
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{
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Irp->IoStatus.Information = Length;
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break;
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}
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DataRange = UlongToPtr(PtrToUlong(DataRange) + DataRange->FormatSize);
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}
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/* Release reference */
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Port->lpVtbl->Release(Port);
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Irp->IoStatus.Status = Status;
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return Status;
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}
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NTSTATUS
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NTAPI
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PinPropertyHandler(
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IN PIRP Irp,
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IN PKSIDENTIFIER Request,
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IN OUT PVOID Data)
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{
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PSUBDEVICE_DESCRIPTOR Descriptor;
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NTSTATUS Status = STATUS_UNSUCCESSFUL;
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Descriptor = (PSUBDEVICE_DESCRIPTOR)KSPROPERTY_ITEM_IRP_STORAGE(Irp);
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ASSERT(Descriptor);
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switch(Request->Id)
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{
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case KSPROPERTY_PIN_CTYPES:
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@ -163,27 +173,101 @@ PinPropertyHandler(
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Status = KsPinPropertyHandler(Irp, Request, Data, Descriptor->Factory.PinDescriptorCount, Descriptor->Factory.KsPinDescriptor);
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break;
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case KSPROPERTY_PIN_GLOBALCINSTANCES:
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Status = HandlePropertyInstances(Irp, Request, Data, Descriptor, TRUE);
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Status = HandlePropertyInstances(&Irp->IoStatus, Request, Data, Descriptor, TRUE);
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break;
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case KSPROPERTY_PIN_CINSTANCES:
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Status = HandlePropertyInstances(Irp, Request, Data, Descriptor, FALSE);
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Status = HandlePropertyInstances(&Irp->IoStatus, Request, Data, Descriptor, FALSE);
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break;
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case KSPROPERTY_PIN_NECESSARYINSTANCES:
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Status = HandleNecessaryPropertyInstances(Irp, Request, Data, Descriptor);
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Status = HandleNecessaryPropertyInstances(&Irp->IoStatus, Request, Data, Descriptor);
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break;
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case KSPROPERTY_PIN_DATAINTERSECTION:
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Status = HandleDataIntersection(Irp, Request, Data, Descriptor);
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Status = HandleDataIntersection(&Irp->IoStatus, Request, Data, IoStack->Parameters.DeviceIoControl.OutputBufferLength, Descriptor, SubDevice);
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break;
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case KSPROPERTY_PIN_PHYSICALCONNECTION:
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case KSPROPERTY_PIN_CONSTRAINEDDATARANGES:
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DPRINT1("Unhandled %x\n", Request->Id);
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Status = STATUS_SUCCESS;
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UNIMPLEMENTED
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Status = STATUS_NOT_IMPLEMENTED;
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break;
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default:
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Status = STATUS_NOT_FOUND;
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UNIMPLEMENTED
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Status = STATUS_UNSUCCESSFUL;
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}
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/* Release reference */
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Port->lpVtbl->Release(Port);
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return Status;
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}
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NTSTATUS
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NTAPI
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FastPropertyHandler(
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IN PFILE_OBJECT FileObject,
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IN PKSPROPERTY UNALIGNED Property,
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IN ULONG PropertyLength,
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IN OUT PVOID UNALIGNED Data,
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IN ULONG DataLength,
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OUT PIO_STATUS_BLOCK IoStatus,
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IN ULONG PropertySetsCount,
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IN const KSPROPERTY_SET *PropertySet,
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IN PSUBDEVICE_DESCRIPTOR Descriptor,
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IN ISubdevice *SubDevice)
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{
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PFNKSHANDLER PropertyHandler = NULL;
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NTSTATUS Status = STATUS_UNSUCCESSFUL;
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ASSERT(Descriptor);
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if (!IsEqualGUIDAligned(&Property->Set, &KSPROPSETID_Pin))
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{
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/* the fast handler only supports pin properties */
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return Status;
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}
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/* property handler is used to verify input parameters */
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Status = FindPropertyHandler(IoStatus, Descriptor, Property, PropertyLength, DataLength, &PropertyHandler);
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if (!NT_SUCCESS(Status))
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{
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return Status;
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}
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switch(Property->Id)
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{
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case KSPROPERTY_PIN_CTYPES:
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case KSPROPERTY_PIN_DATAFLOW:
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case KSPROPERTY_PIN_DATARANGES:
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case KSPROPERTY_PIN_INTERFACES:
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case KSPROPERTY_PIN_MEDIUMS:
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case KSPROPERTY_PIN_COMMUNICATION:
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case KSPROPERTY_PIN_CATEGORY:
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case KSPROPERTY_PIN_NAME:
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case KSPROPERTY_PIN_PROPOSEDATAFORMAT:
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Status = KsFastPropertyHandler(FileObject, Property, PropertyLength, Data, DataLength, IoStatus, PropertySetsCount, PropertySet);
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break;
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case KSPROPERTY_PIN_GLOBALCINSTANCES:
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Status = HandlePropertyInstances(IoStatus, Property, Data, Descriptor, TRUE);
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break;
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case KSPROPERTY_PIN_CINSTANCES:
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Status = HandlePropertyInstances(IoStatus, Property, Data, Descriptor, FALSE);
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break;
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case KSPROPERTY_PIN_NECESSARYINSTANCES:
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Status = HandleNecessaryPropertyInstances(IoStatus, Property, Data, Descriptor);
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break;
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case KSPROPERTY_PIN_DATAINTERSECTION:
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Status = HandleDataIntersection(IoStatus, Property, Data, DataLength, Descriptor, SubDevice);
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break;
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case KSPROPERTY_PIN_PHYSICALCONNECTION:
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case KSPROPERTY_PIN_CONSTRAINEDDATARANGES:
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UNIMPLEMENTED
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Status = STATUS_NOT_IMPLEMENTED;
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break;
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default:
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UNIMPLEMENTED
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Status = STATUS_UNSUCCESSFUL;
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}
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return Status;
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}
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@ -201,13 +285,62 @@ TopologyPropertyHandler(
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NULL /* FIXME */);
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}
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NTSTATUS
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FindPropertyHandler(
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IN PIO_STATUS_BLOCK IoStatus,
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IN PSUBDEVICE_DESCRIPTOR Descriptor,
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IN PKSPROPERTY Property,
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IN ULONG InputBufferLength,
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IN ULONG OutputBufferLength,
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OUT PFNKSHANDLER *PropertyHandler)
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{
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ULONG Index, ItemIndex;
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for(Index = 0; Index < Descriptor->FilterPropertySet.FreeKsPropertySetOffset; Index++)
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{
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if (IsEqualGUIDAligned(&Property->Set, Descriptor->FilterPropertySet.Properties[Index].Set))
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{
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for(ItemIndex = 0; ItemIndex < Descriptor->FilterPropertySet.Properties[Index].PropertiesCount; ItemIndex++)
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{
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if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].PropertyId == Property->Id)
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{
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if (Property->Flags & KSPROPERTY_TYPE_SET)
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*PropertyHandler = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].SetPropertyHandler;
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if (Property->Flags & KSPROPERTY_TYPE_GET)
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*PropertyHandler = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].GetPropertyHandler;
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if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinProperty > InputBufferLength)
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{
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/* too small input buffer */
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IoStatus->Information = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinProperty;
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IoStatus->Status = STATUS_BUFFER_TOO_SMALL;
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return STATUS_BUFFER_TOO_SMALL;
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}
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if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinData > OutputBufferLength)
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{
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/* too small output buffer */
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IoStatus->Information = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinData;
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IoStatus->Status = STATUS_BUFFER_TOO_SMALL;
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return STATUS_BUFFER_TOO_SMALL;
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}
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return STATUS_SUCCESS;
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}
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}
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}
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}
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return STATUS_UNSUCCESSFUL;
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}
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NTSTATUS
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NTAPI
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PcPropertyHandler(
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IN PIRP Irp,
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IN PSUBDEVICE_DESCRIPTOR Descriptor)
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{
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ULONG Index, ItemIndex;
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ULONG Index;
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PIO_STACK_LOCATION IoStack;
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PKSPROPERTY Property;
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PFNKSHANDLER PropertyHandler = NULL;
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@ -259,60 +392,21 @@ PcPropertyHandler(
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}
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}
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for(Index = 0; Index < Descriptor->FilterPropertySet.FreeKsPropertySetOffset; Index++)
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Status = FindPropertyHandler(&Irp->IoStatus, Descriptor, Property, IoStack->Parameters.DeviceIoControl.InputBufferLength, IoStack->Parameters.DeviceIoControl.OutputBufferLength, &PropertyHandler);
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if (PropertyHandler)
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{
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if (IsEqualGUIDAligned(&Property->Set, Descriptor->FilterPropertySet.Properties[Index].Set))
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{
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for(ItemIndex = 0; ItemIndex < Descriptor->FilterPropertySet.Properties[Index].PropertiesCount; ItemIndex++)
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{
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if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].PropertyId == Property->Id)
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{
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if (Property->Flags & KSPROPERTY_TYPE_SET)
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PropertyHandler = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].SetPropertyHandler;
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if (Property->Flags & KSPROPERTY_TYPE_GET)
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PropertyHandler = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].GetPropertyHandler;
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if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinProperty > IoStack->Parameters.DeviceIoControl.InputBufferLength)
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{
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/* too small input buffer */
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Irp->IoStatus.Information = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinProperty;
|
||||
Irp->IoStatus.Status = STATUS_BUFFER_TOO_SMALL;
|
||||
IoCompleteRequest(Irp, IO_NO_INCREMENT);
|
||||
return STATUS_BUFFER_TOO_SMALL;
|
||||
}
|
||||
|
||||
if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinData > IoStack->Parameters.DeviceIoControl.OutputBufferLength)
|
||||
{
|
||||
/* too small output buffer */
|
||||
Irp->IoStatus.Information = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinData;
|
||||
Irp->IoStatus.Status = STATUS_BUFFER_TOO_SMALL;
|
||||
IoCompleteRequest(Irp, IO_NO_INCREMENT);
|
||||
return STATUS_BUFFER_TOO_SMALL;
|
||||
}
|
||||
|
||||
if (PropertyHandler)
|
||||
{
|
||||
KSPROPERTY_ITEM_IRP_STORAGE(Irp) = (PVOID)Descriptor;
|
||||
DPRINT("Calling property handler %p\n", PropertyHandler);
|
||||
Status = PropertyHandler(Irp, Property, Irp->UserBuffer);
|
||||
}
|
||||
|
||||
/* the information member is set by the handler */
|
||||
Irp->IoStatus.Status = Status;
|
||||
DPRINT("Result %x Length %u\n", Status, Irp->IoStatus.Information);
|
||||
IoCompleteRequest(Irp, IO_NO_INCREMENT);
|
||||
return Status;
|
||||
}
|
||||
}
|
||||
}
|
||||
KSPROPERTY_ITEM_IRP_STORAGE(Irp) = (PVOID)Descriptor;
|
||||
DPRINT("Calling property handler %p\n", PropertyHandler);
|
||||
Status = PropertyHandler(Irp, Property, Irp->UserBuffer);
|
||||
}
|
||||
|
||||
RtlStringFromGUID(&Property->Set, &GuidString);
|
||||
DPRINT1("Unhandeled property: Set %S Id %u Flags %x\n", GuidString.Buffer, Property->Id, Property->Flags);
|
||||
RtlFreeUnicodeString(&GuidString);
|
||||
Irp->IoStatus.Information = 0;
|
||||
Irp->IoStatus.Status = STATUS_NOT_IMPLEMENTED;
|
||||
|
||||
/* the information member is set by the handler */
|
||||
Irp->IoStatus.Status = Status;
|
||||
DPRINT("Result %x Length %u\n", Status, Irp->IoStatus.Information);
|
||||
IoCompleteRequest(Irp, IO_NO_INCREMENT);
|
||||
return STATUS_NOT_IMPLEMENTED;
|
||||
return Status;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue