131 lines
3.2 KiB
C
131 lines
3.2 KiB
C
|
//---------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Module: gn.h
|
||
|
|
//
|
||
|
|
// Description: graph 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.
|
||
|
|
//
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
// Constants and Macros
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
|
||
|
|
#define GN_FLAGS_PLAYBACK 0x00000001
|
||
|
|
#define GN_FLAGS_RECORD 0x00000002
|
||
|
|
#define GN_FLAGS_MIDI 0x00000004
|
||
|
|
|
||
|
|
#ifdef REGISTRY_PREFERRED_DEVICE
|
||
|
|
#define GN_FLAGS_PREFERRED_MASK (GN_FLAGS_PLAYBACK | \
|
||
|
|
GN_FLAGS_RECORD | \
|
||
|
|
GN_FLAGS_MIDI)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
// Classes
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
|
||
|
|
typedef class CGraphNode : public CListDoubleItem
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
CGraphNode(
|
||
|
|
PDEVICE_NODE pDeviceNode,
|
||
|
|
ULONG ulFlags
|
||
|
|
);
|
||
|
|
|
||
|
|
~CGraphNode(
|
||
|
|
);
|
||
|
|
|
||
|
|
NTSTATUS
|
||
|
|
Create(
|
||
|
|
);
|
||
|
|
|
||
|
|
ENUMFUNC
|
||
|
|
Destroy(
|
||
|
|
)
|
||
|
|
{
|
||
|
|
Assert(this);
|
||
|
|
delete this;
|
||
|
|
return(STATUS_CONTINUE);
|
||
|
|
};
|
||
|
|
|
||
|
|
#ifdef DEBUG
|
||
|
|
ENUMFUNC
|
||
|
|
Dump(
|
||
|
|
);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
private:
|
||
|
|
NTSTATUS
|
||
|
|
Create(
|
||
|
|
PLOGICAL_FILTER_NODE pLogicalFilterNode
|
||
|
|
);
|
||
|
|
|
||
|
|
NTSTATUS
|
||
|
|
CreateGraph(
|
||
|
|
PPIN_NODE pPinNode,
|
||
|
|
PCONNECT_NODE pConnectNodePrevious,
|
||
|
|
PLOGICAL_FILTER_NODE pLogicalFilterNodePrevious,
|
||
|
|
PGRAPH_PIN_INFO pGraphPinInfoPrevious,
|
||
|
|
ULONG ulFlagsCurrent,
|
||
|
|
ULONG ulOverhead
|
||
|
|
);
|
||
|
|
|
||
|
|
NTSTATUS
|
||
|
|
CreateGraphToPin(
|
||
|
|
PPIN_NODE pPinNode,
|
||
|
|
PCONNECT_NODE pConnectNodePrevious,
|
||
|
|
PLOGICAL_FILTER_NODE pLogicalFilterNode,
|
||
|
|
PGRAPH_PIN_INFO pGraphPinInfo,
|
||
|
|
ULONG ulFlagsCurrent,
|
||
|
|
ULONG ulOverhead
|
||
|
|
);
|
||
|
|
|
||
|
|
NTSTATUS
|
||
|
|
CreateGraphFromPin(
|
||
|
|
PPIN_NODE pPinNode,
|
||
|
|
PPIN_NODE pPinNodeTo,
|
||
|
|
PCONNECT_NODE pConnectNode,
|
||
|
|
PLOGICAL_FILTER_NODE pLogicalFilterNode,
|
||
|
|
PGRAPH_PIN_INFO pGraphPinInfo,
|
||
|
|
ULONG ulFlagsCurrent,
|
||
|
|
ULONG ulOverhead
|
||
|
|
);
|
||
|
|
public:
|
||
|
|
PDEVICE_NODE pDeviceNode;
|
||
|
|
LIST_PIN_NODE lstPinNode;
|
||
|
|
LIST_START_NODE lstStartNode;
|
||
|
|
LIST_START_INFO lstStartInfo;
|
||
|
|
LIST_CONNECT_INFO lstConnectInfo;
|
||
|
|
LIST_GRAPH_PIN_INFO lstGraphPinInfo;
|
||
|
|
LIST_GRAPH_NODE_INSTANCE lstGraphNodeInstance;
|
||
|
|
LIST_DESTROY_TOPOLOGY_CONNECTION lstTopologyConnection;
|
||
|
|
LIST_MULTI_LOGICAL_FILTER_NODE lstLogicalFilterNode;
|
||
|
|
LIST_MULTI_LOGICAL_FILTER_NODE lstLogicalFilterNodeNoBypass;
|
||
|
|
ULONG ulFlags;
|
||
|
|
DefineSignature(0x20204E47); // GN
|
||
|
|
|
||
|
|
} GRAPH_NODE, *PGRAPH_NODE;
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
|
||
|
|
typedef ListDoubleDestroy<GRAPH_NODE> LIST_GRAPH_NODE;
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|