author | William Roberts <williamr@symbian.org> |
Tue, 16 Mar 2010 16:12:26 +0000 | |
branch | Symbian2 |
changeset 2 | 2fe1408b6811 |
parent 0 | 061f57f2323e |
child 4 | 837f303aceeb |
permissions | -rw-r--r-- |
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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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* 4. 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: src/sys/sys/dirent.h,v 1.14 2004/04/07 04:19:49 imp Exp $ |
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*/ |
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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 <stddef.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 a 4 |
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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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struct dirent { |
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__uint32_t d_fileno; /* file number 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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__uint8_t d_namlen; /* length of string in d_name */ |
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#if __BSD_VISIBLE |
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#define MAXNAMLEN 255 |
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char d_name[MAXNAMLEN + 1]; /* name must be no longer than this */ |
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#else |
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char d_name[255 + 1]; /* name must be no longer than this */ |
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#endif |
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}; |
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#ifdef __SYMBIAN32__ |
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struct wdirent { |
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unsigned long d_fileno; |
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unsigned short d_namlen; |
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wchar_t* d_name; |
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}; |
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typedef struct __EPOC32_WDIR WDIR; |
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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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/* |
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* The _GENERIC_DIRSIZ macro gives the minimum record length which will hold |
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* the directory entry. This requires the amount of space in struct direct |
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* without the d_name field, plus enough space for the name with a terminating |
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* null byte (dp->d_namlen+1), rounded up to a 4 byte boundary. |
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* |
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* XXX although this macro is in the implementation namespace, it requires |
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* a manifest constant that is not. |
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*/ |
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#define _GENERIC_DIRSIZ(dp) \ |
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((sizeof (struct dirent) - (MAXNAMLEN+1)) + (((dp)->d_namlen+1 + 3) &~ 3)) |
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#endif /* __BSD_VISIBLE */ |
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#ifdef _KERNEL |
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#define GENERIC_DIRSIZ(dp) _GENERIC_DIRSIZ(dp) |
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#endif |
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#endif /* !_SYS_DIRENT_H_ */ |