FORMAT_EX_PARAMETERS structure (winioctl.h)

  • Article

Contains information used in formatting a contiguous set of disk tracks. It is used by the IOCTL_DISK_FORMAT_TRACKS_EX control code.

Syntax

typedef struct _FORMAT_EX_PARAMETERS {
  MEDIA_TYPE MediaType;
  DWORD      StartCylinderNumber;
  DWORD      EndCylinderNumber;
  DWORD      StartHeadNumber;
  DWORD      EndHeadNumber;
  WORD       FormatGapLength;
  WORD       SectorsPerTrack;
  WORD       SectorNumber[1];
} FORMAT_EX_PARAMETERS, *PFORMAT_EX_PARAMETERS;

Members

MediaType

The media type. For a list of values, see MEDIA_TYPE.

StartCylinderNumber

The cylinder number at which to begin the format.

EndCylinderNumber

The cylinder number at which to end the format.

StartHeadNumber

The beginning head location.

EndHeadNumber

The ending head location.

FormatGapLength

The length of the gap between two successive sectors on a track.

SectorsPerTrack

The number of sectors in each track.

SectorNumber[1]

An array of values specifying the sector numbers of the sectors to be included in the track to be formatted.

Requirements

Requirement Value
Minimum supported client Windows XP [desktop apps only]
Minimum supported server Windows Server 2003 [desktop apps only]
Header winioctl.h (include Windows.h)

See also

IOCTL_DISK_FORMAT_TRACKS_EX

MEDIA_TYPE