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645 lines
12 KiB
645 lines
12 KiB
//==========================================================================;
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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) Microsoft Corporation. All rights reserved.
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//
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//==========================================================================;
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#if !defined(_BDATYPES_)
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#error BDATYPES.H must be included before BDATOPGY.H
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#endif // !defined(_BDATYPES_)
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#if !defined(_BDATOPGY_)
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#define _BDATOPGY_
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#if defined(__cplusplus)
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extern "C" {
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#endif // defined(__cplusplus)
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//---------------------------------------------------------------------------
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// Common typedefs
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//---------------------------------------------------------------------------
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#define STDMETHODCALLTYPE __stdcall
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typedef GUID * PGUID;
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//===========================================================================
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//
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// BDA KS Topology Structures
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//
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//===========================================================================
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typedef struct _KSM_PIN_PAIR
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{
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KSMETHOD Method;
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ULONG InputPinId;
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ULONG OutputPinId;
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ULONG Reserved;
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} KSM_PIN_PAIR, * PKSM_PIN_PAIR;
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typedef struct _KSM_PIN
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{
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KSMETHOD Method;
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union
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{
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ULONG PinId;
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ULONG PinType;
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};
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ULONG Reserved;
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} KSM_PIN, * PKSM_PIN;
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typedef ULONG BDA_TOPOLOGY_JOINT, * PBDA_TOPOLOGY_JOINT;
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typedef struct _BDA_PIN_PAIRING
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{
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ULONG ulInputPin;
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ULONG ulOutputPin;
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ULONG ulcMaxInputsPerOutput;
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ULONG ulcMinInputsPerOutput;
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ULONG ulcMaxOutputsPerInput;
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ULONG ulcMinOutputsPerInput;
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ULONG ulcTopologyJoints;
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const ULONG * pTopologyJoints;
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} BDA_PIN_PAIRING, * PBDA_PIN_PAIRING;
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// BDA Topology Template Structures
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//
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typedef struct _BDA_FILTER_TEMPLATE
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{
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const KSFILTER_DESCRIPTOR * pFilterDescriptor;
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ULONG ulcPinPairs;
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const BDA_PIN_PAIRING * pPinPairs;
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} BDA_FILTER_TEMPLATE, *PBDA_FILTER_TEMPLATE;
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//===========================================================================
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//
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// BDA Utility Functions
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//
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//===========================================================================
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/*
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** BdaCreateFilterFactory()
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**
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** Creates a Filter Factory according to pFilterDescriptor. Keeps a
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** reference to pBdaFilterTemplate so that Pin Factories can be dynamically
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** created on a Filter created from this Filter Factory.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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**
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaCreateFilterFactory(
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PKSDEVICE pKSDevice,
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const KSFILTER_DESCRIPTOR * pFilterDescriptor,
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const BDA_FILTER_TEMPLATE * pBdaFilterTemplate
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);
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/*
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** BdaCreateFilterFactoryEx()
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**
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** Creates a Filter Factory according to pFilterDescriptor. Keeps a
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** reference to pBdaFilterTemplate so that Pin Factories can be dynamically
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** created on a Filter created from this Filter Factory.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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**
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaCreateFilterFactoryEx(
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PKSDEVICE pKSDevice,
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const KSFILTER_DESCRIPTOR * pFilterDescriptor,
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const BDA_FILTER_TEMPLATE * pBdaFilterTemplate,
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PKSFILTERFACTORY * ppKSFilterFactory
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);
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/*
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** BdaInitFilter()
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**
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** Initializes a BDA filter context for this KS Filter instance. Creates
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** a linkage to the BDA Filter Template associated with the factory from
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** which this KS Filter instance was created.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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**
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaInitFilter(
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PKSFILTER pKSFilter,
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const BDA_FILTER_TEMPLATE * pBdaFilterTemplate
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);
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/*
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** BdaUninitFilter()
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**
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** Unitializes and frees resources from the BDA filter context associated
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** with this KS filter instance.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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**
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaUninitFilter(
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PKSFILTER pKSFilter
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);
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/*
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** BdaFilterFactoryUpdateCacheData()
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**
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** Updates the pin data cache for the given filter factory.
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** The function will update the cached information for all pin factories
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** exposed by the given filter factory.
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**
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** If the option filter descriptor is given, the function will update
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** the pin data cache for all pins listed in the given filter descriptor
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** instead of those in the filter factory.
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**
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** Drivers will call this to update the pin data cache for all
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** pins that may be exposed by the filter factory. The driver will
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** provide a filter descriptor listing pins that are not initially exposed
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** by the filter factory (this is usually the same as the template filter
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** descriptor).
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**
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** Arguments:
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**
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**
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** Returns:
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**
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**
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaFilterFactoryUpdateCacheData(
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IN PKSFILTERFACTORY pFilterFactory,
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IN const KSFILTER_DESCRIPTOR * pFilterDescriptor OPTIONAL
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);
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/*
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** BdaCreatePin()
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**
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** Utility function creates a new pin in the given filter instance.
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**
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**
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** Arguments:
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**
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**
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** Returns:
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**
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaCreatePin(
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PKSFILTER pKSFilter,
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ULONG ulPinType,
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PULONG pulPinId
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);
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/*
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** BdaDeletePin()
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**
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** Utility function deletes a pin from the given filter instance.
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**
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**
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** Arguments:
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**
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**
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** Returns:
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**
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaDeletePin(
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PKSFILTER pKSFilter,
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PULONG pulPinId
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);
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/*
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** BdaCreateTopology()
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**
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** Utility function creates the topology between two pins.
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**
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** NULL If no valid pin pairing exists with the
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** given input and output pins.
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaCreateTopology(
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PKSFILTER pKSFilter,
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ULONG InputPinId,
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ULONG OutputPinId
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);
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//===========================================================================
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//
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// BDA Property and Method Functions
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//
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//===========================================================================
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/*
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** BdaPropertyNodeTypes ()
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**
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** Returns a list of ULONGs.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyNodeTypes(
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IN PIRP pIrp,
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IN PKSPROPERTY pKSProperty,
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OUT ULONG * pulProperty
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);
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/*
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** BdaPropertyPinTypes ()
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**
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** Returns a list of GUIDS.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyPinTypes(
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IN PIRP pIrp,
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IN PKSPROPERTY pKSProperty,
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OUT ULONG * pulProperty
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);
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/*
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** BdaPropertyTemplateConnections ()
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**
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** Returns a list of KSTOPOLOGY_CONNECTIONS. The list of connections
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** describs how pin types and node types are connected in the template
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** topology
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyTemplateConnections(
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IN PIRP pIrp,
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IN PKSPROPERTY pKSProperty,
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OUT PKSTOPOLOGY_CONNECTION pConnectionProperty
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);
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/*
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** BdaPropertyNodeProperties ()
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**
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** Returns a list of GUIDs.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyNodeProperties(
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IN PIRP pIrp,
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IN PKSP_NODE pKSProperty,
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OUT GUID * pguidProperty
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);
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/*
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** BdaPropertyNodeMethods ()
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**
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** Returns a list of GUIDs.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyNodeMethods(
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IN PIRP pIrp,
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IN PKSP_NODE pKSProperty,
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OUT GUID * pguidProperty
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);
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/*
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** BdaPropertyNodeEvents ()
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**
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** Returns a list of GUIDs.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyNodeEvents(
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IN PIRP pIrp,
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IN PKSP_NODE pKSProperty,
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OUT GUID * pguidProperty
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);
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/*
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** BdaPropertyNodeDescriptors ()
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**
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** Returns a list of BDA Node Descriptors.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyNodeDescriptors(
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IN PIRP pIrp,
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IN PKSPROPERTY pKSProperty,
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OUT BDANODE_DESCRIPTOR * pNodeDescriptorProperty
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);
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/*
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** BdaPropertyGetControllingPinId ()
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**
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** Gets the ID of the pin on which to submit node properties, methods
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** and events.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyGetControllingPinId(
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IN PIRP Irp,
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IN PKSP_BDA_NODE_PIN Property,
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OUT PULONG pulControllingPinId
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);
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/*
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** BdaStartChanges ()
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**
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** Starts a new set of BDA topology changes. All changes to BDA topology
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** that have not been committed are ignored. Changes after this will be
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** in effect only after BdaCommitChanges.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaStartChanges(
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IN PIRP pIrp
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);
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/*
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** BdaCheckChanges ()
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**
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** Checks the changes to BDA topology that have occured since the
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** last BdaStartChanges. Returns the result that would have occurred if
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** CommitChanges had been called.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaCheckChanges(
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IN PIRP pIrp
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);
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/*
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** BdaCommitChanges ()
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**
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** Commits the changes to BDA topology that have occured since the
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** last BdaStartChanges.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaCommitChanges(
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IN PIRP pIrp
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);
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/*
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** BdaGetChangeState ()
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**
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** Returns the current change state of the BDA topology.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaGetChangeState(
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IN PIRP pIrp,
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PBDA_CHANGE_STATE pChangeState
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);
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/*
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** BdaMethodCreatePin ()
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**
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** Creates a new pin factory for the given pin type.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaMethodCreatePin(
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IN PIRP pIrp,
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IN PKSMETHOD pKSMethod,
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OUT PULONG pulPinFactoryID
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);
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|
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/*
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** BdaMethodDeletePin ()
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**
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** Deletes the given pin factory
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaMethodDeletePin(
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IN PIRP pIrp,
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IN PKSMETHOD pKSMethod,
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OPTIONAL PVOID pvIgnored
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);
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|
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/*
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** BdaMethodCreateTopology ()
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**
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** Creates the topology between the two given pin factories.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaMethodCreateTopology(
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IN PIRP pIrp,
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IN PKSMETHOD pKSMethod,
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OPTIONAL PVOID pvIgnored
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);
|
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|
|
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/*
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** BdaPropertyGetPinControl ()
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**
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** Returns a the BDA ID or BDA Template Type of the Pin.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaPropertyGetPinControl(
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IN PIRP Irp,
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IN PKSPROPERTY Property,
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OUT ULONG * pulProperty
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);
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|
|
|
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/*
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** BdaValidateNodeProperty ()
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**
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** Validates that the node property belongs to the current pin.
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**
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** Arguments:
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**
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**
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** Returns:
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**
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** Side Effects: none
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*/
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STDMETHODIMP_(NTSTATUS)
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BdaValidateNodeProperty(
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IN PIRP pIrp,
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IN PKSPROPERTY pProperty
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);
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|
|
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif // defined(__cplusplus)
|
|
|
|
#endif // !defined(_BDATOPGY_)
|
|
|