#ifndef _NTIOAPI_H
/**
* The FILE_STANDARD_INFORMATION structure contains standard information of a file.
* \remarks EndOfFile specifies the byte offset to the end of the file.
* Because this value is zero-based, it actually refers to the first free byte in the file; that is, it is the offset to the byte immediately following the last valid byte in the file.
*/
typedef struct _FILE_STANDARD_INFORMATION
{
LARGE_INTEGER AllocationSize; // The file allocation size in bytes. Usually, this value is a multiple of the sector or cluster size of the underlying physical device.
LARGE_INTEGER EndOfFile; // The end of file location as a byte offset.
ULONG NumberOfLinks; // The number of hard links to the file.
BOOLEAN DeletePending; // The delete pending status. TRUE indicates that a file deletion has been requested.
BOOLEAN Directory; // The file directory status. TRUE indicates the file object represents a directory.
} FILE_STANDARD_INFORMATION, *PFILE_STANDARD_INFORMATION;
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This structure is documented in Windows Driver Kit.