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FILE_ID_INFO structure

Contains identification information for a file. This structure is returned from the GetFileInformationByHandleEx function when FileIdInfo is passed in the FileInformationClass parameter.

Syntax


typedef struct _FILE_ID_INFO {
  ULONGLONG   VolumeSerialNumber;
  FILE_ID_128 FileId;
} FILE_ID_INFO, *PFILE_ID_INFO;

Members

VolumeSerialNumber

The serial number of the volume that contains a file.

FileId

The 128-bit file identifier for the file. The file identifier and the volume serial number uniquely identify a file on a single computer. To determine whether two open handles represent the same file, combine the identifier and the volume serial number for each file and compare them.

Requirements

Minimum supported client

None supported

Minimum supported server

Windows Server 2012 [desktop apps only]

Header

WinBase.h (include Windows.h)

See also

File Management Structures
GetFileInformationByHandleEx
FILE_INFO_BY_HANDLE_CLASS
FILE_ID_128

 

 

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