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ACX_EVENT_ITEM structure (acxrequest.h)

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The ACX_EVENT_ITEM structure describes an event item that is the target of an ACX request.

Syntax

typedef struct _ACX_EVENT_ITEM {
  const GUID                           *Set;
  ULONG                                Id;
  ULONG                                Flags;
  PFN_ACX_OBJECT_PROCESS_EVENT_REQUEST EvtAcxObjectProcessRequest;
  PVOID                                Reserved;
} ACX_EVENT_ITEM, *PACX_EVENT_ITEM;

Members

Set

Specifies a GUID that identifies a KS (kernel streaming) event item set.

Id

Specifies the member of the event set.

Flags

The Flags field can be used to set the following Flags defined in the AcxRequest header.


#define ACX_EVENT_ITEM_FLAG_NONE                0x00000000
#define ACX_EVENT_ITEM_FLAG_ENABLE              0x00000001 // KSEVENT_TYPE_ENABLE
#define ACX_EVENT_ITEM_FLAG_BASICSUPPORT        0x00000200 // KSEVENT_TYPE_BASICSUPPORT

EvtAcxObjectProcessRequest

The EVT_ACX_OBJECT_PROCESS_REQUEST callback event handler associated with this item.

Reserved

This field is reserved.

Remarks

Example

Example usage is shown below.

ACX requirements

Minimum ACX version: 1.0

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

Requirements

Requirement Value
Header acxrequest.h

See also