Annotation of prex/include/sys/dirent.h, Revision 1.1.1.1
1.1 nbrk 1: /*-
2: * Copyright (c) 1989, 1993
3: * The Regents of the University of California. All rights reserved.
4: *
5: * Redistribution and use in source and binary forms, with or without
6: * modification, are permitted provided that the following conditions
7: * are met:
8: * 1. Redistributions of source code must retain the above copyright
9: * notice, this list of conditions and the following disclaimer.
10: * 2. Redistributions in binary form must reproduce the above copyright
11: * notice, this list of conditions and the following disclaimer in the
12: * documentation and/or other materials provided with the distribution.
13: * 3. Neither the name of the University nor the names of its contributors
14: * may be used to endorse or promote products derived from this software
15: * without specific prior written permission.
16: *
17: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27: * SUCH DAMAGE.
28: *
29: * @(#)dirent.h 8.3 (Berkeley) 8/10/94
30: */
31:
32: #ifndef _SYS_DIRENT_H_
33: #define _SYS_DIRENT_H_
34:
35: #include <sys/types.h>
36: #include <sys/syslimits.h>
37:
38: /*
39: * The dirent structure defines the format of directory entries returned by
40: * the getdirentries(2) system call.
41: *
42: * A directory entry has a struct dirent at the front of it, containing its
43: * inode number, the length of the entry, and the length of the name
44: * contained in the entry. These are followed by the name padded to a 4
45: * byte boundary with null bytes. All names are guaranteed null terminated.
46: * The maximum length of a name in a directory is MAXNAMLEN.
47: */
48:
49: struct dirent {
50: uint32_t d_fileno; /* file number of entry */
51: uint16_t d_reclen; /* length of this record */
52: uint8_t d_type; /* file type, see below */
53: uint8_t d_namlen; /* length of string in d_name */
54: char d_name[NAME_MAX]; /* name must be no longer than this */
55: };
56:
57: /*
58: * File types
59: */
60: #define DT_UNKNOWN 0
61: #define DT_FIFO 1
62: #define DT_CHR 2
63: #define DT_DIR 4
64: #define DT_BLK 6
65: #define DT_REG 8
66: #define DT_LNK 10
67: #define DT_SOCK 12
68: #define DT_WHT 14
69:
70: /*
71: * Convert between stat structure types and directory types.
72: */
73: #define IFTODT(mode) (((mode) & 0170000) >> 12)
74: #define DTTOIF(dirtype) ((dirtype) << 12)
75:
76: #endif /* !_SYS_DIRENT_H_ */
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