// ntddstor.h

typedef struct _STORAGE_DIAGNOSTIC_REQUEST {
  ULONG                          Version;
  ULONG                          Size;
  ULONG                          Flags;
  STORAGE_DIAGNOSTIC_TARGET_TYPE TargetType;
  STORAGE_DIAGNOSTIC_LEVEL       Level;
} STORAGE_DIAGNOSTIC_REQUEST, *PSTORAGE_DIAGNOSTIC_REQUEST;
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Windows Driver Kit DDI reference (ns-ntddstor-_storage_diagnostic_request)

STORAGE_DIAGNOSTIC_REQUEST structure

Description

Describes a diagnostic request about the storage driver stack. The STORAGE_DIAGNOSTIC_REQUEST structure is provided in the input buffer of an IOCTL_STORAGE_DIAGNOSTIC request.

Members

`Version`

Version of this structure.

`Size`

Specifies the whole size of the structure and the associated data buffer.

`Flags`

Specifies the request flag.

`TargetType`

Specifies the request target type. See definitions for STORAGE_DIAGNOSTIC_TARGET_TYPE.

`Level`

Specifies the Diagnostic level. See definitions for STORAGE_DIAGNOSTIC_LEVEL.

STORAGE_DIAGNOSTIC_REQUEST - NtDoc