dirent.h revision 4fd606d1f5abe38e1f42c38de1d2e895166bd0f4
/** @file
Declarations pertaining to directory entries under the UEFI environment.
The information is based upon the EFI_FILE_INFO structure
in MdePkg/Include/Guid/FileInfo.h.
Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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@(#)dirent.h 8.3 (Berkeley) 8/10/94
NetBSD: dirent.h,v 1.23 2005/12/26 18:41:36 perry Exp
**/
#ifndef _SYS_DIRENT_H_
#define _SYS_DIRENT_H_
#include <Uefi.h>
#include <sys/featuretest.h>
#include <time.h>
#define MAXNAMLEN 511
/*
* The dirent structure defines the format of directory entries returned by
* read(fd, ...) when fd refers to a directory.
*
* All names are wide characters and are guaranteed to be null terminated.
* The maximum length of a name in a directory is MAXNAMLEN.
*
* This structure is identical to the EFI_FILE_INFO structure. A new
* structure is declared because one must be able to refer to it
* as struct dirent.
*/
struct dirent {
// including the Null-terminated FileName string.
// on the file system volume.
};
/* For compatibility */
/*
* File Attributes
*/
#define DT_UNKNOWN 0
#define DT_READ_ONLY 0x0000000000000001
#define DT_HIDDEN 0x0000000000000002
#define DT_SYSTEM 0x0000000000000004
#define DT_RESERVED 0x0000000000000008
#define DT_DIRECTORY 0x0000000000000010
#define DT_ARCHIVE 0x0000000000000020
/*
* The _DIRENT_ALIGN macro returns the alignment of struct dirent.
* struct dirent uses 8.
*/
/*
* The _DIRENT_NAMEOFF macro returns the offset of the d_name field in
* struct dirent
*/
#define _DIRENT_NAMEOFF(dp) \
/*
* The _DIRENT_RECLEN macro gives the minimum record length which will hold
* a name of size "namlen". This requires the amount of space in struct dirent
* without the d_name field, plus enough space for the name with a terminating
* null byte (namlen+1), rounded up to a the appropriate byte boundary.
*/
~_DIRENT_ALIGN(dp))
#define _DIRENT_NAMELEN(dp) \
/*
* The _DIRENT_SIZE macro returns the minimum record length required for
* name name stored in the current record.
*/
/*
* The _DIRENT_NEXT macro advances to the next dirent record.
*/
/*
* The _DIRENT_MINSIZE returns the size of an empty (invalid) record.
*/
#endif /* !_SYS_DIRENT_H_ */