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- Handle KSPROPERTY_PIN_DATAINTERSECTION

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svn path=/trunk/; revision=40499
This commit is contained in:
Johannes Anderwald 2009-04-14 11:07:15 +00:00
parent cfa7241c88
commit 0a61df10e6
2 changed files with 94 additions and 12 deletions
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8
reactos/drivers/wdm/audio/backpln/portcls/filter_wavecyclic.c
View file

@ -33,13 +33,19 @@ IPortFilterWaveCyclic_fnQueryInterface(
IPortFilterWaveCyclicImpl * This = (IPortFilterWaveCyclicImpl*)iface;
if (IsEqualGUIDAligned(refiid, &IID_IIrpTarget) ||
//IsEqualGUIDAligned(refiid, &IID_IPortFilterWaveCyclic) ||
IsEqualGUIDAligned(refiid, &IID_IUnknown))
{
*Output = &This->lpVtbl;
InterlockedIncrement(&This->ref);
return STATUS_SUCCESS;
}
else if (IsEqualGUIDAligned(refiid, &IID_IPort))
{
*Output = This->Port;
This->Port->lpVtbl->AddRef(This->Port);
return STATUS_SUCCESS;
}
return STATUS_UNSUCCESSFUL;
}

98
reactos/drivers/wdm/audio/backpln/portcls/propertyhandler.c
View file

@ -65,6 +65,74 @@ HandleNecessaryPropertyInstances(
return STATUS_SUCCESS;
}
NTSTATUS
HandleDataIntersection(
IN PIRP Irp,
IN PKSIDENTIFIER Request,
IN OUT PVOID Data,
IN PSUBDEVICE_DESCRIPTOR Descriptor)
{
IIrpTarget * IrpTarget;
IPort *Port;
ISubdevice *SubDevice;
KSP_PIN * Pin = (KSP_PIN*)Request;
PKSOBJECT_CREATE_ITEM CreateItem;
PKSMULTIPLE_ITEM MultipleItem;
PKSDATARANGE DataRange;
PIO_STACK_LOCATION IoStack;
NTSTATUS Status;
ULONG Index, Length;
/* Access the create item */
CreateItem = KSCREATE_ITEM_IRP_STORAGE(Irp);
/* Get the IrpTarget */
IrpTarget = (IIrpTarget*)CreateItem->Context;
/* Get the parent */
Status = IrpTarget->lpVtbl->QueryInterface(IrpTarget, &IID_IPort, (PVOID*)&Port);
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to obtain IPort interface from filter\n");
Irp->IoStatus.Information = 0;
Irp->IoStatus.Status = STATUS_UNSUCCESSFUL;
return STATUS_UNSUCCESSFUL;
}
/* Get private ISubdevice interface */
Status = Port->lpVtbl->QueryInterface(Port, &IID_ISubdevice, (PVOID*)&SubDevice);
if (!NT_SUCCESS(Status))
{
DPRINT1("Failed to obtain ISubdevice interface from port driver\n");
KeBugCheck(0);
}
/* Access parameters */
MultipleItem = (PKSMULTIPLE_ITEM)(Request + 1);
DataRange = (PKSDATARANGE)(MultipleItem + 1);
/* Get current stack location */
IoStack = IoGetCurrentIrpStackLocation(Irp);
for(Index = 0; Index < MultipleItem->Count; Index++)
{
/* Call miniport's properitary handler */
Status = SubDevice->lpVtbl->DataRangeIntersection(SubDevice, Pin->PinId, DataRange, (PKSDATARANGE)&Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[0],
IoStack->Parameters.DeviceIoControl.OutputBufferLength, Data, &Length);
if (Status == STATUS_SUCCESS)
{
Irp->IoStatus.Information = Length;
break;
}
DataRange = UlongToPtr(PtrToUlong(DataRange) + DataRange->FormatSize);
}
/* Release reference */
Port->lpVtbl->Release(Port);
Irp->IoStatus.Status = Status;
return Status;
}
NTSTATUS
NTAPI
@ -103,6 +171,8 @@ PinPropertyHandler(
break;
case KSPROPERTY_PIN_DATAINTERSECTION:
Status = HandleDataIntersection(Irp, Request, Data, Descriptor);
break;
case KSPROPERTY_PIN_PHYSICALCONNECTION:
case KSPROPERTY_PIN_CONSTRAINEDDATARANGES:
DPRINT1("Unhandled %x\n", Request->Id);
@ -141,7 +211,7 @@ PcPropertyHandler(
PFNKSHANDLER PropertyHandler = NULL;
UNICODE_STRING GuidString;
NTSTATUS Status = STATUS_UNSUCCESSFUL;
PCPROPERTY_REQUEST PropertyRequest;
PPCPROPERTY_REQUEST PropertyRequest;
IoStack = IoGetCurrentIrpStackLocation(Irp);
@ -159,17 +229,25 @@ PcPropertyHandler(
{
if(Descriptor->DeviceDescriptor->AutomationTable->Properties[Index].Flags & Property->Flags)
{
RtlZeroMemory(&PropertyRequest, sizeof(PCPROPERTY_REQUEST));
PropertyRequest.PropertyItem = &Descriptor->DeviceDescriptor->AutomationTable->Properties[Index];
PropertyRequest.Verb = Property->Flags;
PropertyRequest.Value = Irp->UserBuffer;
PropertyRequest.ValueSize = IoStack->Parameters.DeviceIoControl.OutputBufferLength;
PropertyRequest.Irp = Irp;
PropertyRequest = ExAllocatePool(NonPagedPool, sizeof(PCPROPERTY_REQUEST));
if (!PropertyRequest)
{
/* no memory */
Irp->IoStatus.Information = 0;
Irp->IoStatus.Status = STATUS_INSUFFICIENT_RESOURCES;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return STATUS_INSUFFICIENT_RESOURCES;
}
RtlZeroMemory(PropertyRequest, sizeof(PCPROPERTY_REQUEST));
PropertyRequest->PropertyItem = &Descriptor->DeviceDescriptor->AutomationTable->Properties[Index];
PropertyRequest->Verb = Property->Flags;
PropertyRequest->Value = Irp->UserBuffer;
PropertyRequest->ValueSize = IoStack->Parameters.DeviceIoControl.OutputBufferLength;
PropertyRequest->Irp = Irp;
DPRINT("Calling handler %p\n", Descriptor->DeviceDescriptor->AutomationTable->Properties[Index].Handler);
Status = Descriptor->DeviceDescriptor->AutomationTable->Properties[Index].Handler(&PropertyRequest);
Status = Descriptor->DeviceDescriptor->AutomationTable->Properties[Index].Handler(PropertyRequest);
Irp->IoStatus.Information = PropertyRequest.ValueSize;
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return Status;
@ -236,5 +314,3 @@ PcPropertyHandler(
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return STATUS_NOT_IMPLEMENTED;
}