// ntifs.h
// CTL_CODE(0x0009, 0x0b6, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define FSCTL_GET_REFS_VOLUME_DATA 0x000902D8
View the official Windows Driver Kit DDI referenceNo description available.
The FSCTL_GET_REFS_VOLUME_DATA control code retrieves information about an ReFS volume.
A REFS_VOLUME_DATA_BUFFER structure that contains information about the ReFS volume.
Number of bytes in the output buffer.
To perform this operation, call FltFsControlFile or ZwFsControlFile.