// acxpin.h

typedef struct _ACX_PIN_CALLBACKS {
  ULONG                                      Size;
  PFN_ACX_PIN_SET_DATAFORMAT                 EvtAcxPinSetDataFormat;
  PFN_ACX_PIN_RETRIEVE_NAME                  EvtAcxPinRetrieveName;
  PFN_ACX_PIN_RETRIEVE_JACK_SINK_INFO        EvtAcxPinRetrieveJackSinkInfo;
  PFN_ACX_OBJECT_PROCESS_REQUEST             EvtAcxPinProcessJackRequest;
  PFN_ACX_PIN_CONNECTED                      EvtAcxPinConnected;
  PFN_ACX_PIN_DISCONNECTED                   EvtAcxPinDisconnected;
  PFN_ACX_PIN_DATAFORMAT_CHANGE_NOTIFICATION EvtAcxPinDataFormatChangeNotification;
} ACX_PIN_CALLBACKS, *PACX_PIN_CALLBACKS;
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Windows Driver Kit DDI reference (ns-acxpin-acx_pin_callbacks)

Description

The ACX_PIN_CALLBACKS structure specifies pin event callback functions.

Members

`Size`

The size of all of the data in the ACX_PIN_CALLBACKS structure in bytes.

`EvtAcxPinSetDataFormat`

A pointer to an EVT_ACX_PIN_SET_DATAFORMAT callback function.

`EvtAcxPinRetrieveName`

A pointer to an EVT_ACX_PIN_RETRIEVE_NAME callback function.

`EvtAcxPinRetrieveJackSinkInfo`

A pointer to an EVT_ACX_PIN_RETRIEVE_JACK_SINK_INFO callback function.

`EvtAcxPinProcessJackRequest`

A pointer to an EVT_ACX_OBJECT_PROCESS_REQUEST callback function.

`EvtAcxPinConnected`

A pointer to an EVT_ACX_PIN_CONNECTED callback function.

`EvtAcxPinDisconnected`

A pointer to an EVT_ACX_PIN_DISCONNECTED callback function.

`EvtAcxPinDataFormatChangeNotification`

A pointer to an EVT_ACX_PIN_DATAFORMAT_CHANGE_NOTIFICATION callback function.

Remarks

ACX requirements

Minimum ACX version: 1.0

For more information about ACX versions, see ACX version overview.

ACX_PIN_CALLBACKS - NtDoc