// winioctl.h

typedef struct _GET_DISK_ATTRIBUTES {
  DWORD     Version;
  DWORD     Reserved1;
  DWORDLONG Attributes;
} GET_DISK_ATTRIBUTES, *PGET_DISK_ATTRIBUTES;
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Win32 API reference (ns-winioctl-get_disk_attributes)

GET_DISK_ATTRIBUTES structure

Description

Contains the attributes of a disk device. Returned as the output buffer from the IOCTL_DISK_GET_DISK_ATTRIBUTES control code.

Members

`Version`

Set to sizeof(GET_DISK_ATTRIBUTES).

`Reserved1`

Reserved.

`Attributes`

Contains attributes.

Value	Meaning
DISK_ATTRIBUTE_OFFLINE 0x0000000000000001	The disk is offline.
DISK_ATTRIBUTE_READ_ONLY 0x0000000000000002	The disk is read-only.

GET_DISK_ATTRIBUTES - NtDoc