// ntddstor.h

typedef struct _PHYSICAL_ELEMENT_STATUS {
  ULONG                              Version;
  ULONG                              Size;
  ULONG                              DescriptorCount;
  ULONG                              ReturnedDescriptorCount;
  ULONG                              ElementIdentifierBeingDepoped;
  ULONG                              Reserved;
  PHYSICAL_ELEMENT_STATUS_DESCRIPTOR Descriptors[ANYSIZE_ARRAY];
} PHYSICAL_ELEMENT_STATUS, *PPHYSICAL_ELEMENT_STATUS;
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Windows Driver Kit DDI reference (ns-ntddstor-_physical_element_status)

_PHYSICAL_ELEMENT_STATUS structure

Description

The PHYSICAL_ELEMENT_STATUS structure defines the output buffer for IOCTL_STORAGE_GET_PHYSICAL_ELEMENT_STATUS.

Members

`Version`

Specifies the version of this structure.

`Size`

Specifies the size of this structure, in bytes.

`DescriptorCount`

Specifies the number of descriptors in the element descriptors list given as input in PHYSICAL_ELEMENT_STATUS_REQUEST.

`ReturnedDescriptorCount`

Specifies the number of valid descriptors returned.

`ElementIdentifierBeingDepoped`

Specifies the element identifier of a de-popped descriptor.

`Reserved`

Reserved for future use.

`Descriptors`

The valid descriptors sorted in ascending order based on the element identifier.

PHYSICAL_ELEMENT_STATUS - NtDoc