FILE_FS_DEVICE_INFORMATION structure (wdm.h)

The FILE_FS_DEVICE_INFORMATION structure provides file system device information about the type of device object associated with a file object.

Syntax

typedef struct _FILE_FS_DEVICE_INFORMATION {
  DEVICE_TYPE DeviceType;
  ULONG       Characteristics;
} FILE_FS_DEVICE_INFORMATION, *PFILE_FS_DEVICE_INFORMATION;

Members

DeviceType

Set when a driver calls IoCreateDevice as appropriate for the type of underlying device. For more information, see Specifying Device Types.

Characteristics

The device characteristics. For a description of relevant values, see DEVICE_OBJECT.

Requirements

Requirement Value
Header wdm.h (include Wdm.h, Ntddk.h, Ntifs.h)

See also

DEVICE_OBJECT