// ks.h

typedef struct {
  KSALLOCATOR_FRAMING Framing;
  ULONG               AllocatedFrames;
  ULONG               Reserved;
} KSSTREAMALLOCATOR_STATUS, *PKSSTREAMALLOCATOR_STATUS;
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Windows Driver Kit DDI reference (ns-ks-ksstreamallocator_status)

KSSTREAMALLOCATOR_STATUS structure

Description

The KSSTREAMALLOCATOR_STATUS structure describes framing requirements and current number of allocated frames for a specific allocator.

Members

`Framing`

A KSALLOCATOR_FRAMING structure that contains the framing specified when the allocator was created.

`AllocatedFrames`

Contains the current number of allocated frames. This value changes on an extremely frequent basis.

`Reserved`

Reserved and set to zero.

Remarks

Clients can query allocator status by providing a KSSTREAMALLOCATOR_STATUS structure in a KSPROPERTY_STREAMALLOCATOR_STATUS property request.

KSSTREAMALLOCATOR_STATUS - NtDoc