NTMS_MEDIATYPEINFORMATION Structure

[Removable Storage Manager is no longer available as of Windows 7 and Windows Server 2008 R2.]

The NTMS_MEDIATYPEINFORMATION structure defines the properties specific to a type of media supported by RSM.

Syntax

typedef struct _NTMS_MEDIATYPEINFORMATION {
  DWORD MediaType;
  DWORD NumberOfSides;
  DWORD ReadWriteCharacteristics;
  DWORD DeviceType;
} NTMS_MEDIATYPEINFORMATION;

Members

• MediaType
  Each disk or tape driver reports the media-type enumeration value of the medium that is currently mounted in the drive. This member can be one of the values in the STORAGE_MEDIA_TYPE enumeration type. This unique media type value is mapped to a human-readable string in the object szName member.

• NumberOfSides
  Number of sides on the media.

• ReadWriteCharacteristics
  Identifies the read/write characteristics of the media type. This can be one of the following values.

  Value	Meaning
  NTMS_MEDIARW_REWRITABLE	Media that can be rewritten. This includes magnetic tape, magnetic disk, and some optical disk media.
  NTMS_MEDIARW_WRITEONCE	Media that can only be written to one time. Some optical media, for example, 5.25", 12", 14" WORM, and CD-R, are designed to be write-once.
  NTMS_MEDIARW_READONLY	Media that cannot be written to CD-ROM and DVD-ROM.

   

• DeviceType
  SCSI device type as reported from device inquiry data. This can be one of the following values.

  Value	Meaning
  FILE_DEVICE_CD_ROM	CD-ROM device.
  FILE_DEVICE_DISK	Direct access device.
  FILE_DEVICE_TAPE	Sequential access device.

   

Remarks

The NTMS_MEDIATYPEINFORMATION structure is included in the NTMS_OBJECTINFORMATION structure.

Requirements

Minimum supported client	Windows 2000 Professional
Minimum supported server	Windows 2000 Server
End of client support	Windows Vista
End of server support	Windows Server 2008
Header	Ntmsapi.h

See Also

NTMS_OBJECTINFORMATION

 

 

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Build date: 6/9/2011