Undocumented functions of NTDLL

2OO1, 2O January


Gridstore - NonStop Storage

NtQueryVolumeInformationFile
NtQueryVolumeInformationFile

NTSYSAPI 
NTSTATUS
NTAPI

NtQueryVolumeInformationFile(


  IN HANDLE               FileHandle,
  OUT PIO_STATUS_BLOCK    IoStatusBlock,
  OUT PVOID               FileSystemInformation,
  IN ULONG                Length,
  IN FS_INFORMATION_CLASS FileSystemInformationClass );



  • FileHandle
    •     HANDLE to File Object.
  • IoStatusBlock
    •     IO result of call.
  • FileSystemInformation
    •     Caller's allocated buffer for output data.
  • Length
    •     Length of FileSystemInformation buffer, in bytes.
  • FileSystemInformationClass
    •     Information class descripted in FS_INFORMATION_CLASS topic.


    NtQueryVolumeInformationFile gives information about volume (device) containing file specified as FileHandle parameter.


    Documented by:
    Tomasz Nowak
    Bo Branten



    Requirements:
    Library: ntdll.lib


    See also:
    FS_INFORMATION_CLASS
    NtOpenFile
    NtSetVolumeInformationFile