STARTING_LCN_INPUT_BUFFER structure (winioctl.h)

  • Article

Contains the starting LCN to the FSCTL_GET_VOLUME_BITMAP control code.

Syntax

typedef struct {
  LARGE_INTEGER StartingLcn;
} STARTING_LCN_INPUT_BUFFER, *PSTARTING_LCN_INPUT_BUFFER;

Members

StartingLcn

The LCN from which the operation should start when describing a bitmap. This member will be rounded down to a file-system-dependent rounding boundary, and that value will be returned. Its value should be an integral multiple of eight.

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

Defragmentation

FSCTL_GET_VOLUME_BITMAP