116 lines
2.7 KiB
C
116 lines
2.7 KiB
C
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//---------------------------------------------------------------------------
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//
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// Module: fni.h
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//
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// Description: Filter Node Instance 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 CFilterNodeInstance : public CListDoubleItem
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{
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public:
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~CFilterNodeInstance(
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);
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static NTSTATUS
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Create(
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PFILTER_NODE_INSTANCE *ppFilterNodeInstance,
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PLOGICAL_FILTER_NODE pLogicalFilterNode,
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PDEVICE_NODE pDeviceNode,
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BOOL fReuseInstance
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);
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static NTSTATUS
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Create(
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PFILTER_NODE_INSTANCE *ppFilterNodeInstance,
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PFILTER_NODE pFilterNode
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);
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VOID
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AddRef(
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)
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{
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Assert(this);
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++cReference;
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};
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ENUMFUNC
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Destroy()
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{
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if(this != NULL) {
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Assert(this);
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DPF1(95, "CFilterNodeInstance::Destroy: %08x", this);
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ASSERT(cReference > 0);
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if(--cReference == 0) {
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delete this;
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}
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}
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return(STATUS_CONTINUE);
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};
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NTSTATUS
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RegisterTargetDeviceChangeNotification(
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);
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VOID
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UnregisterTargetDeviceChangeNotification(
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);
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static NTSTATUS
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CFilterNodeInstance::DeviceQueryRemove(
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);
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static NTSTATUS
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TargetDeviceChangeNotification(
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IN PTARGET_DEVICE_REMOVAL_NOTIFICATION pNotification,
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IN PFILTER_NODE_INSTANCE pFilterNodeInstance
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);
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#ifdef DEBUG
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ENUMFUNC Dump();
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#endif
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private:
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LONG cReference;
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public:
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PFILTER_NODE pFilterNode;
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PDEVICE_NODE pDeviceNode;
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PFILE_OBJECT pFileObject;
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HANDLE hFilter;
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HANDLE pNotificationHandle;
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DefineSignature(0x20494E46); // FNI
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} FILTER_NODE_INSTANCE, *PFILTER_NODE_INSTANCE;
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//---------------------------------------------------------------------------
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typedef ListDoubleDestroy<FILTER_NODE_INSTANCE> LIST_FILTER_NODE_INSTANCE;
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//---------------------------------------------------------------------------
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