williamr@2: /*-
williamr@2: * Copyright (c) 1989, 1993
williamr@2: * The Regents of the University of California. All rights reserved.
williamr@2: *
williamr@2: * Redistribution and use in source and binary forms, with or without
williamr@2: * modification, are permitted provided that the following conditions
williamr@2: * are met:
williamr@2: * 1. Redistributions of source code must retain the above copyright
williamr@2: * notice, this list of conditions and the following disclaimer.
williamr@2: * 2. Redistributions in binary form must reproduce the above copyright
williamr@2: * notice, this list of conditions and the following disclaimer in the
williamr@2: * documentation and/or other materials provided with the distribution.
williamr@2: * 4. Neither the name of the University nor the names of its contributors
williamr@2: * may be used to endorse or promote products derived from this software
williamr@2: * without specific prior written permission.
williamr@2: *
williamr@2: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
williamr@2: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
williamr@2: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
williamr@2: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
williamr@2: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
williamr@2: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
williamr@2: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
williamr@2: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
williamr@2: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
williamr@2: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
williamr@2: * SUCH DAMAGE.
williamr@2: *
williamr@2: * @(#)dirent.h 8.3 (Berkeley) 8/10/94
williamr@2: * $FreeBSD: src/sys/sys/dirent.h,v 1.14 2004/04/07 04:19:49 imp Exp $
williamr@2: */
williamr@2:
williamr@2: #ifndef _SYS_DIRENT_H_
williamr@2: #define _SYS_DIRENT_H_
williamr@2:
williamr@2: #include <sys/cdefs.h>
williamr@2: #include <sys/_types.h>
williamr@2: #include <stddef.h>
williamr@2:
williamr@2: /*
williamr@2: * The dirent structure defines the format of directory entries returned by
williamr@2: * the getdirentries(2) system call.
williamr@2: *
williamr@2: * A directory entry has a struct dirent at the front of it, containing its
williamr@2: * inode number, the length of the entry, and the length of the name
williamr@2: * contained in the entry. These are followed by the name padded to a 4
williamr@2: * byte boundary with null bytes. All names are guaranteed null terminated.
williamr@2: * The maximum length of a name in a directory is MAXNAMLEN.
williamr@2: */
williamr@2:
williamr@2: struct dirent {
williamr@2: __uint32_t d_fileno; /* file number of entry */
williamr@2: __uint16_t d_reclen; /* length of this record */
williamr@2: __uint8_t d_type; /* file type, see below */
williamr@2: __uint8_t d_namlen; /* length of string in d_name */
williamr@2: #if __BSD_VISIBLE
williamr@2: #define MAXNAMLEN 255
williamr@2: char d_name[MAXNAMLEN + 1]; /* name must be no longer than this */
williamr@2: #else
williamr@2: char d_name[255 + 1]; /* name must be no longer than this */
williamr@2: #endif
williamr@2: };
williamr@2:
williamr@2: #ifdef __SYMBIAN32__
williamr@2: struct wdirent {
williamr@2: unsigned long d_fileno;
williamr@2: unsigned short d_namlen;
williamr@2: wchar_t* d_name;
williamr@2: };
williamr@2:
williamr@2: typedef struct __EPOC32_WDIR WDIR;
williamr@2: #endif
williamr@2:
williamr@2:
williamr@2: #if __BSD_VISIBLE
williamr@2: /*
williamr@2: * File types
williamr@2: */
williamr@2: #define DT_UNKNOWN 0
williamr@2: #define DT_FIFO 1
williamr@2: #define DT_CHR 2
williamr@2: #define DT_DIR 4
williamr@2: #define DT_BLK 6
williamr@2: #define DT_REG 8
williamr@2: #define DT_LNK 10
williamr@2: #define DT_SOCK 12
williamr@2: #define DT_WHT 14
williamr@2:
williamr@2: /*
williamr@2: * Convert between stat structure types and directory types.
williamr@2: */
williamr@2: #define IFTODT(mode) (((mode) & 0170000) >> 12)
williamr@2: #define DTTOIF(dirtype) ((dirtype) << 12)
williamr@2:
williamr@2: /*
williamr@2: * The _GENERIC_DIRSIZ macro gives the minimum record length which will hold
williamr@2: * the directory entry. This requires the amount of space in struct direct
williamr@2: * without the d_name field, plus enough space for the name with a terminating
williamr@2: * null byte (dp->d_namlen+1), rounded up to a 4 byte boundary.
williamr@2: *
williamr@2: * XXX although this macro is in the implementation namespace, it requires
williamr@2: * a manifest constant that is not.
williamr@2: */
williamr@2: #define _GENERIC_DIRSIZ(dp) \
williamr@2: ((sizeof (struct dirent) - (MAXNAMLEN+1)) + (((dp)->d_namlen+1 + 3) &~ 3))
williamr@2: #endif /* __BSD_VISIBLE */
williamr@2:
williamr@2: #ifdef _KERNEL
williamr@2: #define GENERIC_DIRSIZ(dp) _GENERIC_DIRSIZ(dp)
williamr@2: #endif
williamr@2:
williamr@2: #endif /* !_SYS_DIRENT_H_ */