RTEMS: Add struct dirent::d_type member
This is used by the file system support of libstdc++ for example. Use content from latest FreeBSD <sys/dirent.h> Signed-off-by: Sebastian Huber <sebastian.huber@embedded-brains.de>
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Sebastian Huber
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738fdc6a42
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@ -1,17 +1,53 @@
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#ifndef _SYS_DIRENT_H
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# define _SYS_DIRENT_H
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/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)dirent.h 8.3 (Berkeley) 8/10/94
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* $FreeBSD: head/sys/sys/dirent.h 335494 2018-06-21 16:40:07Z bdrewery $
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*/
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#ifdef __cplusplus
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extern "C" {
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#ifndef _SYS_DIRENT_H_
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#define _SYS_DIRENT_H_
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#include <sys/cdefs.h>
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#include <sys/_types.h>
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#include <sys/syslimits.h>
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#ifndef _INO_T_DECLARED
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typedef __ino_t ino_t;
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#define _INO_T_DECLARED
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#endif
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/*
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* This file was written to be compatible with the BSD directory
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* routines, so it looks like it. But it was written from scratch.
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* Sean Eric Fagan, sef@Kithrup.COM
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*
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* Copied to RTEMS configuration without modification.
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*/
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#ifndef _OFF_T_DECLARED
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typedef __off_t off_t;
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#define _OFF_T_DECLARED
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#endif
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typedef struct _dirdesc {
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int dd_fd;
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@ -22,28 +58,63 @@ typedef struct _dirdesc {
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long dd_seek;
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} DIR;
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# define __dirfd(dp) ((dp)->dd_fd)
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#include <sys/types.h>
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#include <limits.h>
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/*
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* The dirent structure defines the format of directory entries returned by
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* the getdirentries(2) system call.
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*
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* A directory entry has a struct dirent at the front of it, containing its
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* inode number, the length of the entry, and the length of the name
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* contained in the entry. These are followed by the name padded to an 8
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* byte boundary with null bytes. All names are guaranteed null terminated.
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* The maximum length of a name in a directory is MAXNAMLEN.
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*
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* Explicit padding between the last member of the header (d_namlen) and
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* d_name avoids ABI padding at the end of dirent on LP64 architectures.
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* There is code depending on d_name being last.
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*/
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struct dirent {
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long d_ino;
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off_t d_off;
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unsigned short d_reclen;
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/* we need better syntax for variable-sized arrays */
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unsigned short d_namlen;
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char d_name[NAME_MAX + 1];
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ino_t d_fileno; /* file number of entry */
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off_t d_off; /* directory offset of entry */
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__uint16_t d_reclen; /* length of this record */
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__uint8_t d_type; /* file type, see below */
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__uint16_t d_namlen; /* length of string in d_name */
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char d_name[NAME_MAX + 1]; /* name must be no longer than this */
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};
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#if __BSD_VISIBLE
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#define MAXNAMLEN NAME_MAX
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#define MAXNAMLEN NAME_MAX
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#endif
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#ifdef __cplusplus
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}
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#endif
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/*
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* XXX this is probably illegal in the __XSI_VISIBLE case, but brings us closer
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* to the specification.
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*/
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#define d_ino d_fileno /* backward and XSI compatibility */
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#define __dirfd(dp) ((dp)->dd_fd)
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#endif
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#if __BSD_VISIBLE
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/*
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* File types
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*/
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#define DT_UNKNOWN 0
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#define DT_FIFO 1
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#define DT_CHR 2
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#define DT_DIR 4
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#define DT_BLK 6
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#define DT_REG 8
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#define DT_LNK 10
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#define DT_SOCK 12
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#define DT_WHT 14
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/*
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* Convert between stat structure types and directory types.
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*/
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#define IFTODT(mode) (((mode) & 0170000) >> 12)
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#define DTTOIF(dirtype) ((dirtype) << 12)
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#endif /* __BSD_VISIBLE */
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#endif /* !_SYS_DIRENT_H_ */
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