windows-nt/Source/XPSP1/NT/drivers/wdm/audio/sysaudio/pn.h

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2020-09-26 03:20:57 -05:00
//---------------------------------------------------------------------------
//
// Module: pn.h
//
// Description: pin node classes
//
//
//@@BEGIN_MSINTERNAL
// Development Team:
// Mike McLaughlin
//
// History: Date Author Comment
//
//@@END_MSINTERNAL
//---------------------------------------------------------------------------
//
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
// PURPOSE.
//
// Copyright (c) 1996-1999 Microsoft Corporation. All Rights Reserved.
//
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
// Classes
//---------------------------------------------------------------------------
typedef class CPinNode : public CListSingleItem
{
public:
CPinNode(
PPIN_INFO pPinInfo
);
CPinNode(
PGRAPH_NODE pGraphNode,
PPIN_NODE pPinNode
);
static NTSTATUS
CreateAll(
PPIN_INFO pPinInfo,
PDATARANGES pDataRanges,
PIDENTIFIERS pInterfaces,
PIDENTIFIERS pMediums
);
ENUMFUNC
Destroy()
{
Assert(this);
delete this;
return(STATUS_CONTINUE);
};
BOOL
ComparePins(
PPIN_NODE pPinNode
);
ULONG
GetOverhead(
)
{
return(ulOverhead);
};
ULONG
GetType( // see lfn.h
);
#ifdef DEBUG
ENUMFUNC
Dump(
);
#endif
private:
ULONG ulOverhead;
public:
PPIN_INFO pPinInfo;
PLOGICAL_FILTER_NODE pLogicalFilterNode;
PKSDATARANGE pDataRange;
PKSPIN_MEDIUM pMedium;
PKSPIN_INTERFACE pInterface;
DefineSignature(0x20204e50); // PN
} PIN_NODE, *PPIN_NODE;
//---------------------------------------------------------------------------
typedef ListSingleDestroy<PIN_NODE> LIST_PIN_NODE;
//---------------------------------------------------------------------------
typedef ListData<PIN_NODE> LIST_DATA_PIN_NODE;
//---------------------------------------------------------------------------