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140 lines
3.4 KiB
140 lines
3.4 KiB
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//---------------------------------------------------------------------------
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//
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// Module: pins.h
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//
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// Description: KS Pin Instance
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//
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//
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//@@BEGIN_MSINTERNAL
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// Development Team:
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// Mike McLaughlin
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//
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// History: Date Author Comment
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//
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//@@END_MSINTERNAL
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//---------------------------------------------------------------------------
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
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// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
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// PURPOSE.
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//
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// Copyright (c) 1996-1999 Microsoft Corporation. All Rights Reserved.
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//
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// Constants and Macros
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// Classes
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//---------------------------------------------------------------------------
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typedef class CPinInstance : public CInstance
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{
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public:
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CPinInstance(
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IN PPARENT_INSTANCE pParentInstance
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);
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~CPinInstance(
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);
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static NTSTATUS
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PinDispatchCreate(
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IN PDEVICE_OBJECT pdo,
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IN PIRP pIrp
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);
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static NTSTATUS
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PinDispatchCreateKP(
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IN OUT PPIN_INSTANCE pPinInstance,
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IN PKSPIN_CONNECT pPinConnect
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);
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static NTSTATUS
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PinDispatchClose(
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IN PDEVICE_OBJECT pdo,
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IN PIRP pIrp
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);
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static NTSTATUS
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PinDispatchIoControl(
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IN PDEVICE_OBJECT pdo,
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IN PIRP pIrp
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);
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static NTSTATUS
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PinStateHandler(
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IN PIRP pIrp,
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IN PKSPROPERTY pProperty,
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IN OUT PKSSTATE pState
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);
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NTSTATUS
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GetStartNodeInstance(
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OUT PSTART_NODE_INSTANCE *ppStartNodeInstance
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);
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PARENT_INSTANCE ParentInstance;
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PFILTER_INSTANCE pFilterInstance;
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PSTART_NODE_INSTANCE pStartNodeInstance;
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ULONG ulVolumeNodeNumber;
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ULONG PinId;
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DefineSignature(0x494E4950); // PINI
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} PIN_INSTANCE, *PPIN_INSTANCE;
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//---------------------------------------------------------------------------
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// Inlines
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//---------------------------------------------------------------------------
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inline PPIN_INSTANCE
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CInstance::GetParentInstance(
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)
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{
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return(CONTAINING_RECORD(
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pParentInstance,
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PIN_INSTANCE,
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ParentInstance));
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}
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//---------------------------------------------------------------------------
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// Local prototypes
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//---------------------------------------------------------------------------
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NTSTATUS
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ForwardIrpNode(
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IN PIRP pIrp,
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IN PKSIDENTIFIER pKsIdentifier,
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IN PFILTER_INSTANCE pFilterInstance,
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IN OPTIONAL PPIN_INSTANCE pPinInstance
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);
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NTSTATUS
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GetRelatedStartNodeInstance(
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IN PIRP pIrp,
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OUT PSTART_NODE_INSTANCE *ppStartNodeInstance
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);
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NTSTATUS
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GetStartNodeInstance(
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IN PIRP pIrp,
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OUT PSTART_NODE_INSTANCE *ppStartNodeInstance
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);
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NTSTATUS
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GetKsIdentifierFromIrp(
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PIRP pIrp,
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PKSIDENTIFIER *ppKsIdentifier,
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PBOOL pfIsAllocated
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);
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BOOL
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IsIoctlForTopologyNode(
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ULONG IoControlCode,
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ULONG Flags
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);
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//---------------------------------------------------------------------------
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