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174 lines
3.7 KiB
174 lines
3.7 KiB
//---------------------------------------------------------------------------
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//
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// Module: dn.h
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//
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// Description: Device Node Class
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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 CDeviceNode: public CListDoubleItem
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{
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public:
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CDeviceNode(
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);
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~CDeviceNode(
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);
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NTSTATUS
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Create(
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PFILTER_NODE pFilterNode
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);
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NTSTATUS
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Update(
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);
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NTSTATUS
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CreateGraphNodes(
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);
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ENUMFUNC
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Destroy()
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{
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Assert(this);
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delete this;
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return(STATUS_CONTINUE);
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};
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NTSTATUS
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GetIndexByDevice(
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OUT PULONG pIndex
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);
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PKSCOMPONENTID
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GetComponentId(
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)
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{
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if (pFilterNode) {
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return(pFilterNode->GetComponentId());
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}
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else {
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return(NULL);
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}
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};
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PWSTR
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GetFriendlyName(
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)
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{
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if (pFilterNode) {
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return(pFilterNode->GetFriendlyName());
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}
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else {
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return(NULL);
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}
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};
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PWSTR
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GetDeviceInterface(
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)
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{
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if (pFilterNode) {
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return(pFilterNode->GetDeviceInterface());
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}
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else {
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return(NULL);
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}
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};
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VOID
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SetPreferredStatus(
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KSPROPERTY_SYSAUDIO_DEFAULT_TYPE DeviceType,
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BOOL Enable
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);
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#ifdef DEBUG
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PSZ
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DumpName(
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)
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{
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return(DbgUnicode2Sz(GetFriendlyName()));
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};
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#endif
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private:
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NTSTATUS
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AddLogicalFilterNode(
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PFILTER_NODE pFilterNode
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);
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public:
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PFILTER_NODE pFilterNode;
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LIST_GRAPH_NODE lstGraphNode;
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PSHINGLE_INSTANCE pShingleInstance;
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LIST_FILTER_INSTANCE lstFilterInstance;
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LIST_MULTI_LOGICAL_FILTER_NODE lstLogicalFilterNode;
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PFILTER_NODE pFilterNodeVirtual;
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// Index by virtual source index
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PVIRTUAL_SOURCE_DATA *papVirtualSourceData;
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ULONG cVirtualSourceData;
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DefineSignature(0x20204E4e); // DN
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} DEVICE_NODE, *PDEVICE_NODE;
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//---------------------------------------------------------------------------
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typedef ListDoubleDestroy<DEVICE_NODE> LIST_DEVICE_NODE, *PLIST_DEVICE_NODE;
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//---------------------------------------------------------------------------
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// Globals
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//---------------------------------------------------------------------------
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extern ALLOC_PAGEABLE_DATA PLIST_DEVICE_NODE gplstDeviceNode;
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//---------------------------------------------------------------------------
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// Local prototypes
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//---------------------------------------------------------------------------
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#if defined(_M_IA64)
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extern "C"
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#endif
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NTSTATUS
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InitializeDeviceNode(
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);
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VOID
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UninitializeDeviceNode(
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);
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NTSTATUS
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GetDeviceByIndex(
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IN UINT Index,
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OUT PDEVICE_NODE *ppDeviceNode
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);
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VOID
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DestroyAllGraphs(
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);
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