IOCTL_DISK_IS_CLUSTERED - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// ntdddisk.h

// CTL_CODE(0x0007, 0x03e, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_IS_CLUSTERED 0x000700F8
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ni-ntdddisk-ioctl_disk_is_clustered)

IOCTL_DISK_IS_CLUSTERED IOCTL

Description

Allows a driver or application to determine if a disk is clustered.

Parameters

Major code

Input buffer

None.

Input buffer length

None.

Output buffer

The buffer at Irp->AssociatedIrp.SystemBuffer contains a Boolean value, with TRUE indicating that the disk is clustered.

Output buffer length

Length of a Boolean.

Input/output buffer

Input/output buffer length

Status block

Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful. Otherwise, Status to the appropriate error condition as a NTSTATUS code.

View the official Windows Driver Kit DDI reference

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