Source code of Windows XP (NT5)
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//---------------------------------------------------------------------------
//
// Module: vsd.h
//
// Description: Virtual Source Data Class
//
//
//@@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.
//
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
// Constants and Macros
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
// Classes
//---------------------------------------------------------------------------
typedef class CVirtualSourceData : public CObj
{
public:
CVirtualSourceData(
PDEVICE_NODE pDeviceNode
);
#ifdef DEBUG
ENUMFUNC Dump()
{
int i;
dprintf("VSD: %08x TN %08x Min %d Max %d Steps %d cChannels %d\n",
this,
pTopologyNode,
MinimumValue,
MaximumValue,
Steps,
cChannels);
dprintf(" fMuted: ");
for(i = 0; i < MAX_NUM_CHANNELS; i++) {
dprintf("%d ", fMuted[i]);
}
dprintf("\n lLevel: ");
for(i = 0; i < MAX_NUM_CHANNELS; i++) {
dprintf("%d ", lLevel[i]);
}
dprintf("\n");
return(lstVirtualNodeData.Dump());
};
#endif
PTOPOLOGY_NODE pTopologyNode;
LONG MinimumValue; // range to convert from
LONG MaximumValue; //
LONG Steps; //
LONG cChannels;
BOOL fMuted[MAX_NUM_CHANNELS]; // muted if TRUE
LONG lLevel[MAX_NUM_CHANNELS];
LIST_VIRTUAL_NODE_DATA lstVirtualNodeData;
DefineSignature(0x20445356); // VSD
} VIRTUAL_SOURCE_DATA, *PVIRTUAL_SOURCE_DATA;
//---------------------------------------------------------------------------
// Globals
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
// Local prototypes
//---------------------------------------------------------------------------
NTSTATUS
GetVirtualSourceDefault(
IN PDEVICE_NODE pDeviceNode,
IN PLONG plLevel
);