#include "private.hpp"
-NTSTATUS
-FindPropertyHandler(
- IN PIO_STATUS_BLOCK IoStatus,
- IN PSUBDEVICE_DESCRIPTOR Descriptor,
- IN PKSPROPERTY Property,
- IN ULONG InputBufferLength,
- IN ULONG OutputBufferLength,
- OUT PVOID OutputBuffer,
- OUT PFNKSHANDLER *PropertyHandler);
-
NTSTATUS
HandlePropertyInstances(
IN PIO_STATUS_BLOCK IoStatus,
// Get the IrpTarget
IrpTarget = (IIrpTarget*)IoStack->FileObject->FsContext;
+ PC_ASSERT(IrpTarget);
+
// Get the parent
Status = IrpTarget->QueryInterface(IID_IPort, (PVOID*)&Port);
if (!NT_SUCCESS(Status))
return Status;
}
-NTSTATUS
-NTAPI
-FastPropertyHandler(
- IN PFILE_OBJECT FileObject,
- IN PKSPROPERTY UNALIGNED Property,
- IN ULONG PropertyLength,
- IN OUT PVOID UNALIGNED Data,
- IN ULONG DataLength,
- OUT PIO_STATUS_BLOCK IoStatus,
- IN ULONG PropertySetsCount,
- IN const KSPROPERTY_SET *PropertySet,
- IN PSUBDEVICE_DESCRIPTOR Descriptor,
- IN ISubdevice *SubDevice)
-{
- PFNKSHANDLER PropertyHandler = NULL;
- NTSTATUS Status;
- KSP_PIN * Pin;
- ULONG Size, Index;
- PKSMULTIPLE_ITEM Item;
-
- PC_ASSERT(Descriptor);
-
- if (!IsEqualGUIDAligned(Property->Set, KSPROPSETID_Pin))
- {
- // the fast handler only supports pin properties atm*/
- DPRINT("Only KSPROPSETID_Pin is supported\n");
- IoStatus->Status = Status = STATUS_NOT_IMPLEMENTED;
- IoStatus->Information = 0;
- return Status;
- }
-
- // property handler is used to verify input parameters
- Status = FindPropertyHandler(IoStatus, Descriptor, Property, PropertyLength, DataLength, Data, &PropertyHandler);
- if (!NT_SUCCESS(Status))
- {
- DPRINT("FindPropertyHandler failed with %x\n", Status);
- IoStatus->Status = Status = Status;
- IoStatus->Information = 0;
- return Status;
- }
-
- switch(Property->Id)
- {
- case KSPROPERTY_PIN_CTYPES:
- (*(PULONG)Data) = Descriptor->Factory.PinDescriptorCount;
- IoStatus->Information = sizeof(ULONG);
- IoStatus->Status = Status = STATUS_SUCCESS;
- break;
- case KSPROPERTY_PIN_DATAFLOW:
- Pin = (KSP_PIN*)Property;
- if (Pin->PinId >= Descriptor->Factory.PinDescriptorCount)
- {
- IoStatus->Status = Status = STATUS_INVALID_PARAMETER;
- IoStatus->Information = 0;
- break;
- }
-
- *((KSPIN_DATAFLOW*)Data) = Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataFlow;
- IoStatus->Information = sizeof(KSPIN_DATAFLOW);
- IoStatus->Status = Status = STATUS_SUCCESS;
- break;
- case KSPROPERTY_PIN_COMMUNICATION:
- Pin = (KSP_PIN*)Property;
- if (Pin->PinId >= Descriptor->Factory.PinDescriptorCount)
- {
- IoStatus->Status = Status = STATUS_INVALID_PARAMETER;
- IoStatus->Information = 0;
- break;
- }
-
- *((KSPIN_COMMUNICATION*)Data) = Descriptor->Factory.KsPinDescriptor[Pin->PinId].Communication;
- IoStatus->Status = Status = STATUS_SUCCESS;
- IoStatus->Information = sizeof(KSPIN_COMMUNICATION);
- break;
- case KSPROPERTY_PIN_DATARANGES:
- Pin = (KSP_PIN*)Property;
- if (Pin->PinId >= Descriptor->Factory.PinDescriptorCount)
- {
- IoStatus->Status = Status = STATUS_INVALID_PARAMETER;
- IoStatus->Information = 0;
- break;
- }
- Size = sizeof(KSMULTIPLE_ITEM);
- for (Index = 0; Index < Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRangesCount; Index++)
- {
- Size += Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[Index]->FormatSize;
- }
-
- if (DataLength < Size)
- {
- IoStatus->Information = Size;
- IoStatus->Status = STATUS_BUFFER_TOO_SMALL;
- break;
- }
-
- Item = (KSMULTIPLE_ITEM*)Data;
- Item->Size = Size;
- Item->Count = Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRangesCount;
-
- Data = (PUCHAR)(Item +1);
- for (Index = 0; Index < Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRangesCount; Index++)
- {
- RtlMoveMemory(Data, Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[Index], Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[Index]->FormatSize);
- Data = ((PUCHAR)Data + Descriptor->Factory.KsPinDescriptor[Pin->PinId].DataRanges[Index]->FormatSize);
- }
-
- IoStatus->Status = Status = STATUS_SUCCESS;
- IoStatus->Information = Size;
- break;
-
- case KSPROPERTY_PIN_GLOBALCINSTANCES:
- Status = HandlePropertyInstances(IoStatus, Property, Data, Descriptor, TRUE);
- break;
- case KSPROPERTY_PIN_CINSTANCES:
- Status = HandlePropertyInstances(IoStatus, Property, Data, Descriptor, FALSE);
- break;
- case KSPROPERTY_PIN_NECESSARYINSTANCES:
- Status = HandleNecessaryPropertyInstances(IoStatus, Property, Data, Descriptor);
- break;
-
- case KSPROPERTY_PIN_DATAINTERSECTION:
- Status = HandleDataIntersection(IoStatus, Property, Data, DataLength, Descriptor, SubDevice);
- break;
- case KSPROPERTY_PIN_PHYSICALCONNECTION:
- case KSPROPERTY_PIN_CONSTRAINEDDATARANGES:
- case KSPROPERTY_PIN_INTERFACES:
- case KSPROPERTY_PIN_MEDIUMS:
- case KSPROPERTY_PIN_CATEGORY:
- case KSPROPERTY_PIN_NAME:
- case KSPROPERTY_PIN_PROPOSEDATAFORMAT:
- UNIMPLEMENTED
- IoStatus->Status = Status = STATUS_NOT_IMPLEMENTED;
- IoStatus->Information = 0;
- break;
- default:
- UNIMPLEMENTED
- IoStatus->Status = Status = STATUS_NOT_IMPLEMENTED;
- IoStatus->Information = 0;
- }
- return Status;
-}
-
NTSTATUS
NTAPI
TopologyPropertyHandler(
return KsTopologyPropertyHandler(Irp, Request, Data, Descriptor->Topology);
}
-
-NTSTATUS
-FindPropertyHandler(
- IN PIO_STATUS_BLOCK IoStatus,
- IN PSUBDEVICE_DESCRIPTOR Descriptor,
- IN PKSPROPERTY Property,
- IN ULONG InputBufferLength,
- IN ULONG OutputBufferLength,
- OUT PVOID OutputBuffer,
- OUT PFNKSHANDLER *PropertyHandler)
-{
- ULONG Index, ItemIndex;
- PULONG Flags;
- PKSPROPERTY_DESCRIPTION Description;
-
- for(Index = 0; Index < Descriptor->FilterPropertySet.FreeKsPropertySetOffset; Index++)
- {
- if (IsEqualGUIDAligned(Property->Set, *Descriptor->FilterPropertySet.Properties[Index].Set))
- {
- for(ItemIndex = 0; ItemIndex < Descriptor->FilterPropertySet.Properties[Index].PropertiesCount; ItemIndex++)
- {
- if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].PropertyId == Property->Id)
- {
- if (Property->Flags & KSPROPERTY_TYPE_SET)
- *PropertyHandler = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].SetPropertyHandler;
-
- if (Property->Flags & KSPROPERTY_TYPE_GET)
- *PropertyHandler = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].GetPropertyHandler;
-
- if (Property->Flags & KSPROPERTY_TYPE_BASICSUPPORT)
- {
- if (sizeof(ULONG) > OutputBufferLength)
- {
- // too small buffer
- return STATUS_INVALID_PARAMETER;
- }
-
- // get output buffer
- Flags = (PULONG)OutputBuffer;
-
- // clear flags
- *Flags = KSPROPERTY_TYPE_BASICSUPPORT;
-
- if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].GetSupported)
- *Flags |= KSPROPERTY_TYPE_GET;
-
- if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].SetSupported)
- *Flags |= KSPROPERTY_TYPE_SET;
-
- IoStatus->Information = sizeof(ULONG);
-
- if (OutputBufferLength >= sizeof(KSPROPERTY_DESCRIPTION))
- {
- // get output buffer
- Description = (PKSPROPERTY_DESCRIPTION)OutputBuffer;
-
- // store result
- Description->DescriptionSize = sizeof(KSPROPERTY_DESCRIPTION);
- Description->PropTypeSet.Set = KSPROPTYPESETID_General;
- Description->PropTypeSet.Id = 0;
- Description->PropTypeSet.Flags = 0;
- Description->MembersListCount = 0;
- Description->Reserved = 0;
-
- IoStatus->Information = sizeof(KSPROPERTY_DESCRIPTION);
- }
-
- return STATUS_SUCCESS;
- }
-
-
- if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinProperty > InputBufferLength)
- {
- // too small input buffer
- IoStatus->Information = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinProperty;
- IoStatus->Status = STATUS_BUFFER_TOO_SMALL;
- return STATUS_BUFFER_TOO_SMALL;
- }
-
- if (Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinData > OutputBufferLength)
- {
- // too small output buffer
- IoStatus->Information = Descriptor->FilterPropertySet.Properties[Index].PropertyItem[ItemIndex].MinData;
- IoStatus->Status = STATUS_BUFFER_TOO_SMALL;
- return STATUS_BUFFER_TOO_SMALL;
- }
- return STATUS_SUCCESS;
- }
- }
- }
- }
- return STATUS_UNSUCCESSFUL;
-}
-
-NTSTATUS
-PcCountProperties(
- IN PIRP Irp,
- IN PSUBDEVICE_DESCRIPTOR Descriptor)
-{
- ULONG Properties;
- ULONG Index, Offset;
- PIO_STACK_LOCATION IoStack;
- LPGUID Guid;
-
- // count property items
- Properties = Descriptor->FilterPropertySet.FreeKsPropertySetOffset;
-
- if (Descriptor->DeviceDescriptor->AutomationTable)
- {
- Properties = Descriptor->DeviceDescriptor->AutomationTable->PropertyCount;
- }
-
- // get current irp stack
- IoStack = IoGetCurrentIrpStackLocation(Irp);
-
- // store output size
- Irp->IoStatus.Information = sizeof(GUID) * Properties;
-
- if (IoStack->Parameters.DeviceIoControl.OutputBufferLength < sizeof(GUID) * Properties)
- {
- // buffer too small
- Irp->IoStatus.Status = STATUS_BUFFER_OVERFLOW;
- IoCompleteRequest(Irp, IO_NO_INCREMENT);
-
- return STATUS_BUFFER_OVERFLOW;
- }
-
- // get output buffer
- Guid = (LPGUID)Irp->UserBuffer;
-
-
- // copy property guids from filter
- Offset = 0;
- for(Index = 0; Index < Descriptor->FilterPropertySet.FreeKsPropertySetOffset; Index++)
- {
- RtlMoveMemory(&Guid[Offset], Descriptor->FilterPropertySet.Properties[Index].Set, sizeof(GUID));
- Offset++;
- }
-
- if (Descriptor->DeviceDescriptor->AutomationTable)
- {
- // copy property guids from driver
- for(Index = 0; Index < Descriptor->DeviceDescriptor->AutomationTable->PropertyCount; Index++)
- {
- RtlMoveMemory(&Guid[Offset], Descriptor->DeviceDescriptor->AutomationTable->Properties[Index].Set, sizeof(GUID));
- Offset++;
- }
- }
-
- // done
- Irp->IoStatus.Status = STATUS_SUCCESS;
- IoCompleteRequest(Irp, IO_NO_INCREMENT);
-
- return STATUS_SUCCESS;
-}
-
-
-NTSTATUS
-NTAPI
-PcPropertyHandler(
- IN PIRP Irp,
- IN PSUBDEVICE_DESCRIPTOR Descriptor)
-{
- ULONG Index;
- PIO_STACK_LOCATION IoStack;
- PKSPROPERTY Property;
- PFNKSHANDLER PropertyHandler = NULL;
- UNICODE_STRING GuidString;
- NTSTATUS Status = STATUS_UNSUCCESSFUL;
- PPCPROPERTY_REQUEST PropertyRequest;
-
- IoStack = IoGetCurrentIrpStackLocation(Irp);
-
- Property = (PKSPROPERTY)IoStack->Parameters.DeviceIoControl.Type3InputBuffer;
- PC_ASSERT(Property);
-
- if (IsEqualGUIDAligned(Property->Set, GUID_NULL) && Property->Id == 0 && Property->Flags == KSPROPERTY_TYPE_SETSUPPORT)
- {
- return PcCountProperties(Irp, Descriptor);
- }
-
-
- // check properties provided by the driver
- if (Descriptor->DeviceDescriptor->AutomationTable)
- {
- for(Index = 0; Index < Descriptor->DeviceDescriptor->AutomationTable->PropertyCount; Index++)
- {
- if (IsEqualGUID(*Descriptor->DeviceDescriptor->AutomationTable->Properties[Index].Set, Property->Set))
- {
- if (Descriptor->DeviceDescriptor->AutomationTable->Properties[Index].Id == Property->Id)
- {
- if(Descriptor->DeviceDescriptor->AutomationTable->Properties[Index].Flags & Property->Flags)
- {
- PropertyRequest = (PPCPROPERTY_REQUEST)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);
-
- Irp->IoStatus.Status = Status;
- IoCompleteRequest(Irp, IO_NO_INCREMENT);
- return Status;
- }
- }
- }
- }
- }
-
- Status = FindPropertyHandler(&Irp->IoStatus, Descriptor, Property, IoStack->Parameters.DeviceIoControl.InputBufferLength, IoStack->Parameters.DeviceIoControl.OutputBufferLength, Irp->UserBuffer, &PropertyHandler);
- if (NT_SUCCESS(Status) && PropertyHandler)
- {
- // HACK
- KSPROPERTY_ITEM_IRP_STORAGE(Irp) = (const KSPROPERTY_ITEM*)Descriptor;
- DPRINT("Calling property handler %p\n", PropertyHandler);
- Status = PropertyHandler(Irp, Property, Irp->UserBuffer);
- }
- else if (!NT_SUCCESS(Status))
- {
- RtlStringFromGUID(Property->Set, &GuidString);
- DPRINT1("Unhandeled property: Set %S Id %u Flags %x InputLength %u OutputLength %u\n", GuidString.Buffer, Property->Id, Property->Flags, IoStack->Parameters.DeviceIoControl.InputBufferLength, IoStack->Parameters.DeviceIoControl.OutputBufferLength);
- RtlFreeUnicodeString(&GuidString);
- }
-
- // 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;
-}
return (IIrpTarget*)CreateItem->Context;
}
+NTSTATUS
+NTAPI
+PcHandlePropertyWithTable(
+ IN PIRP Irp,
+ IN ULONG PropertySetCount,
+ IN PKSPROPERTY_SET PropertySet,
+ IN PSUBDEVICE_DESCRIPTOR SubDeviceDescriptor)
+{
+ KSPROPERTY_ITEM_IRP_STORAGE(Irp) = (PKSPROPERTY_ITEM)SubDeviceDescriptor;
+ return KsPropertyHandler(Irp, PropertySetCount, PropertySet);
+}
+
VOID
NTAPI
PcAcquireFormatResources(
return STATUS_NOT_IMPLEMENTED;
}
-NTSTATUS
-AddToPropertyTable(
- IN OUT SUBDEVICE_DESCRIPTOR * Descriptor,
- IN KSPROPERTY_SET * FilterProperty)
-{
- if (Descriptor->FilterPropertySet.FreeKsPropertySetOffset >= Descriptor->FilterPropertySet.MaxKsPropertySetCount)
- {
- DPRINT1("FIXME\n");
- return STATUS_UNSUCCESSFUL;
- }
-
- RtlMoveMemory(&Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset],
- FilterProperty,
- sizeof(KSPROPERTY_SET));
-
- if (FilterProperty->PropertiesCount)
- {
- Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].PropertyItem = (const KSPROPERTY_ITEM*)AllocateItem(NonPagedPool,
- sizeof(KSPROPERTY_ITEM) * FilterProperty->PropertiesCount,
- TAG_PORTCLASS);
-
- if (!Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].PropertyItem)
- {
- Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].PropertiesCount = 0;
- return STATUS_INSUFFICIENT_RESOURCES;
- }
- RtlMoveMemory((PVOID)Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].PropertyItem,
- FilterProperty->PropertyItem,
- sizeof(KSPROPERTY_ITEM) * FilterProperty->PropertiesCount);
-
- }
- Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].Set = (const GUID *)AllocateItem(NonPagedPool, sizeof(GUID), TAG_PORTCLASS);
- if (!Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].Set)
- return STATUS_INSUFFICIENT_RESOURCES;
-
- RtlCopyMemory((PVOID)Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].Set, FilterProperty->Set, sizeof(GUID));
-
- // ignore fast io table for now
- Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].FastIoCount = 0;
- Descriptor->FilterPropertySet.Properties[Descriptor->FilterPropertySet.FreeKsPropertySetOffset].FastIoTable = NULL;
-
- Descriptor->FilterPropertySet.FreeKsPropertySetOffset++;
-
- return STATUS_SUCCESS;
-}
-
NTSTATUS
NTAPI
PcCreateSubdeviceDescriptor(
IN PPCFILTER_DESCRIPTOR FilterDescription)
{
SUBDEVICE_DESCRIPTOR * Descriptor;
- ULONG Index, SubIndex;
- PKSDATARANGE DataRange;
+ ULONG Index;
NTSTATUS Status = STATUS_INSUFFICIENT_RESOURCES;
PPCPIN_DESCRIPTOR SrcDescriptor;
{
/// FIXME
/// handle driver properties
- Descriptor->FilterPropertySet.Properties = (PKSPROPERTY_SET)AllocateItem(NonPagedPool, sizeof(KSPROPERTY_SET) * FilterPropertiesCount, TAG_PORTCLASS);
- if (! Descriptor->FilterPropertySet.Properties)
+ Descriptor->FilterPropertySet = (PKSPROPERTY_SET)AllocateItem(NonPagedPool, sizeof(KSPROPERTY_SET) * FilterPropertiesCount, TAG_PORTCLASS);
+ if (! Descriptor->FilterPropertySet)
goto cleanup;
- Descriptor->FilterPropertySet.MaxKsPropertySetCount = FilterPropertiesCount;
+ Descriptor->FilterPropertySetCount = FilterPropertiesCount;
for(Index = 0; Index < FilterPropertiesCount; Index++)
{
- Status = AddToPropertyTable(Descriptor, &FilterProperties[Index]);
- if (!NT_SUCCESS(Status))
- goto cleanup;
+ RtlMoveMemory(&Descriptor->FilterPropertySet[Index], &FilterProperties[Index], sizeof(KSPROPERTY_SET));
}
}
{
RtlMoveMemory(&Descriptor->Factory.KsPinDescriptor[Index], &SrcDescriptor->KsPinDescriptor, sizeof(KSPIN_DESCRIPTOR));
- if (SrcDescriptor->KsPinDescriptor.DataRangesCount)
- {
- Descriptor->Factory.KsPinDescriptor[Index].DataRanges = (const PKSDATARANGE*)AllocateItem(NonPagedPool, SrcDescriptor->KsPinDescriptor.DataRangesCount * sizeof(PKSDATARANGE), TAG_PORTCLASS);
- if(!Descriptor->Factory.KsPinDescriptor[Index].DataRanges)
- goto cleanup;
-
- for (SubIndex = 0; SubIndex < FilterDescription->Pins[Index].KsPinDescriptor.DataRangesCount; SubIndex++)
- {
- DataRange = (PKSDATARANGE)AllocateItem(NonPagedPool, SrcDescriptor->KsPinDescriptor.DataRanges[SubIndex]->FormatSize, TAG_PORTCLASS);
- if (!DataRange)
- goto cleanup;
-
- RtlMoveMemory(DataRange,
- SrcDescriptor->KsPinDescriptor.DataRanges[SubIndex],
- SrcDescriptor->KsPinDescriptor.DataRanges[SubIndex]->FormatSize);
-
- ((PKSDATAFORMAT*)Descriptor->Factory.KsPinDescriptor[Index].DataRanges)[SubIndex] = DataRange;
-
- }
-
- Descriptor->Factory.KsPinDescriptor[Index].DataRangesCount = SrcDescriptor->KsPinDescriptor.DataRangesCount;
- }
-
Descriptor->Factory.Instances[Index].CurrentPinInstanceCount = 0;
Descriptor->Factory.Instances[Index].MaxFilterInstanceCount = FilterDescription->Pins[Index].MaxFilterInstanceCount;
Descriptor->Factory.Instances[Index].MaxGlobalInstanceCount = FilterDescription->Pins[Index].MaxGlobalInstanceCount;