// ntddstor.h

typedef struct _STORAGE_STACK_DESCRIPTOR {
  ULONG              Version;
  ULONG              Size;
  STORAGE_STACK_TYPE StorageStackType;
} STORAGE_STACK_DESCRIPTOR, *PSTORAGE_STACK_DESCRIPTOR;
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Windows Driver Kit DDI reference (ns-ntddstor-storage_stack_descriptor)

Description

The STORAGE_STACK_DESCRIPTOR structure describes the storage stack for the device.

Members

`Version`

The size of this structure serves as the version. This is set to sizeof(STORAGE_STACK_DESCRIPTOR).

`Size`

Size of buffer. The returned value indicates how big the buffer should be to store complete data.

`StorageStackType`

Type of storage stack for the device, such as SCSI, NVMe, and so on.

STORAGE_STACK_DESCRIPTOR - NtDoc