FILE_FS_SIZE_INFORMATION

2OO1, 2O January

typedef struct _FILE_FS_SIZE_INFORMATION {



  LARGE_INTEGER           TotalAllocationUnits;
  LARGE_INTEGER           AvailableAllocationUnits;
  ULONG                   SectorsPerAllocationUnit;
  ULONG                   BytesPerSector;

} FILE_FS_SIZE_INFORMATION, *PFILE_FS_SIZE_INFORMATION;

Structure provides detailed information about volume physical size. Is returned in call to NtQueryVolumeInformationFile with FileFsSizeInformation information class.

TotalAllocationUnits

AvailableAllocationUnits

SectorsPerAllocationUnit

BytesPerSector

Documented by:

Bo Branten

Tomasz Nowak

Requirements:

Library: ntdll.lib

Undocumented functions of NTDLL